{"id":32089,"date":"2026-11-06T00:34:00","date_gmt":"2026-11-06T00:34:00","guid":{"rendered":"https:\/\/retotech.fundacionendesa.org\/multisite\/?p=32089"},"modified":"2026-11-07T08:54:13","modified_gmt":"2026-11-07T08:54:13","slug":"disseny-del-respirall-1-de-la-mina-de-larquebisbe-en-3d-i-en-maqueta","status":"publish","type":"post","link":"https:\/\/retotech.fundacionendesa.org\/multisite\/2026\/11\/06\/disseny-del-respirall-1-de-la-mina-de-larquebisbe-en-3d-i-en-maqueta\/","title":{"rendered":"DISSENY DEL RESPIRALL 1 DE LA MINA DE L\u2019ARQUEBISBE EN 3D I EN MAQUETA"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Dins del projecte de la Mina de l\u2019Arquebisbe, els alumnes de 4t d\u2019ESO del Cor de Maria han treballat en la modelitzaci\u00f3 tridimensional del <strong>respirall n\u00famero 1<\/strong>, amb l\u2019objectiu de reproduir-ne les caracter\u00edstiques i construir-ne una maqueta a escala 1:20.<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/03-1024x576.png\" alt=\"\" class=\"wp-image-32090\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/03-1024x576.png 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/03-300x169.png 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/03-768x432.png 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/03.png 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Aquest treball combina la recerca sobre el patrimoni hidr\u00e0ulic del territori, la presa de mesures sobre el terreny, els c\u00e0lculs matem\u00e0tics, el disseny digital en 3D, la impressi\u00f3 3D i el tall l\u00e0ser.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a>1. Coneixem el respirall: mesures i caracter\u00edstiques<\/a><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El respirall que hem pres com a model consta d&#8217;un cos cil\u00edndric de 3,41 metres d\u2019al\u00e7ada i d\u2019un barret superior de 45 cent\u00edmetres que li dona una caracter\u00edstica forma d\u2019ampolla.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Els respiralls, parlant amb gent de la contrada, tamb\u00e9 s\u00f3n coneguts amb diferents noms: <em>bufadors, pous respiradors, piles, pilons o xiuladors<\/em>, entre d\u2019altres.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si mesurem els diferents respiralls de la Mina de l\u2019Arquebisbe, observem que no tots tenen les mateixes dimensions. Les al\u00e7ades dels cossos cil\u00edndrics poden anar dels 3,4 metres fins a m\u00e9s de 4 metres, mentre que els di\u00e0metres tamb\u00e9 presenten variacions importants.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/01-1024x768.jpg\" alt=\"\" class=\"wp-image-32091\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/01-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/01-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/01-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/01.jpg 1300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Una de les dificultats que ens vam trobar durant la presa de mesures va ser determinar el di\u00e0metre del cilindre. No el pod\u00edem mesurar directament, ja que no \u00e9s possible travessar-lo per dins. Per resoldre-ho, els alumnes van mesurar-ne el per\u00edmetre exterior, que va resultar ser de 339 cm.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/05-1024x768.jpg\" alt=\"\" class=\"wp-image-32092\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/05-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/05-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/05-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/05.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/02-1024x768.jpg\" alt=\"\" class=\"wp-image-32093\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/02-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/02-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/02-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/02.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A partir d\u2019aquesta dada, a l\u2019aula vam calcular el di\u00e0metre aplicant la f\u00f3rmula de la circumfer\u00e8ncia:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Di\u00e0metre = Per\u00edmetre \/ \u03c0<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aix\u00ed, vam obtenir un di\u00e0metre aproximat de 108 cm.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/04-1024x768.jpg\" alt=\"\" class=\"wp-image-32094\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/04-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/04-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/04-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/04.jpg 1300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Durant la posada en com\u00fa a classe van sorgir diferents propostes per calcular o comprovar aquesta mesura:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Google Maps:<\/strong> utilitzar les eines de mesura de Google Maps per estimar les dimensions de l\u2019estructura.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/06-1024x768.jpg\" alt=\"\" class=\"wp-image-32095\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/06-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/06-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/06-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/06.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/06-1-1024x768.jpg\" alt=\"\" class=\"wp-image-32096\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/06-1-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/06-1-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/06-1-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/06-1.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/08-1024x768.jpg\" alt=\"\" class=\"wp-image-32097\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/08-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/08-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/08-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/08.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>El m\u00e8tode de l\u2019ombra:<\/strong> reproduir un petit experiment amb un pot cil\u00edndric de pilotes de tennis col\u00b7locat damunt d\u2019una taula exposada al sol. Mesurant la dist\u00e0ncia entre els extrems de l\u2019ombra, vam poder estimar-ne el di\u00e0metre.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/09-1024x768.jpg\" alt=\"\" class=\"wp-image-32098\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/09-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/09-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/09-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/09.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/10-1024x768.jpg\" alt=\"\" class=\"wp-image-32099\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/10-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/10-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/10-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/10.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><a>2. Del respirall real al dibuix a escala<\/a><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Un cop recollides les dades, els alumnes van fer a la llibreta de classe un dibuix a m\u00e0 al\u00e7ada del respirall, procurant conservar-ne les proporcions.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/11-1024x768.jpg\" alt=\"\" class=\"wp-image-32100\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/11-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/11-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/11-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/11.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Per ajudar-nos a reproduir-ne els detalls, tamb\u00e9 vam prendre com a refer\u00e8ncia dos elements visibles a l\u2019estructura: el cartell d\u2019\u00abAig\u00fces de Tarragona\u00bb, de 26 cm d\u2019al\u00e7ada per 17 cm d\u2019amplada, i el n\u00famero identificatiu, de 15 cm d\u2019al\u00e7ada per 20 cm d\u2019amplada. Tamb\u00e9 vam situar aquests elements a l\u2019al\u00e7ada corresponent.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cal tenir present que la Mina de l\u2019Arquebisbe hauria de comptar amb 58 respiralls. Actualment, per\u00f2, el n\u00famero 9 ha desaparegut, ja que es va ensorrar i no es va reconstruir. Desconeixem en quina data es va produir aquest esfondrament.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tamb\u00e9 hem pogut constatar que tots els respiralls presenten petites difer\u00e8ncies d\u2019al\u00e7ada i de di\u00e0metre. Per tant, tot i que comparteixen una mateixa funci\u00f3, no s\u00f3n estructures exactament iguals.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a>3. Del dibuix al modelatge en 3D<\/a><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El primer plantejament de disseny consistia a dibuixar un cilindre mass\u00eds amb les dimensions obtingudes i fer-hi un forat interior perqu\u00e8 hi pogu\u00e9s passar l\u2019aigua.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/12-1024x768.jpg\" alt=\"\" class=\"wp-image-32101\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/12-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/12-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/12-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/12.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/13-1024x768.jpg\" alt=\"\" class=\"wp-image-32102\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/13-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/13-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/13-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/13.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/14-1024x768.jpg\" alt=\"\" class=\"wp-image-32103\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/14-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/14-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/14-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/14.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/15-1024x768.jpg\" alt=\"\" class=\"wp-image-32104\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/15-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/15-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/15-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/15.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ben aviat, per\u00f2, vam veure que aquesta soluci\u00f3 no era la m\u00e9s adequada per a la impressi\u00f3 3D: el cilindre mass\u00eds necessitaria una gran quantitat de material de farciment a l\u2019interior, quan el que realment ens interessa \u00e9s reproduir-ne la forma exterior.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Per aix\u00f2, vam proposar una nova soluci\u00f3: dissenyar un <strong>doble cilindre buit<\/strong>, amb un gruix de paret d&#8217;1 mm, i unir els dos cilindres mitjan\u00e7ant dos tirants interiors. D\u2019aquesta manera aconseguim una estructura m\u00e9s lleugera, resistent i que permet estalviar material durant la impressi\u00f3.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/16-1024x768.jpg\" alt=\"\" class=\"wp-image-32105\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/16-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/16-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/16-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/16.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/17-1024x768.jpg\" alt=\"\" class=\"wp-image-32106\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/17-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/17-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/17-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/17.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">La part superior, el barret, t\u00e9 una forma semblant a un tronc de con. Per dissenyar-la, vam partir de les mesures recollides i vam simplificar-ne la forma corba mitjan\u00e7ant l\u00ednies rectes.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/20-1024x768.jpg\" alt=\"\" class=\"wp-image-32109\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/20-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/20-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/20-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/20.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Cal recordar que la reproducci\u00f3 digital d\u2019un element real sempre comporta una certa aproximaci\u00f3. En una construcci\u00f3 antiga, el forat pot estar lleugerament despla\u00e7at o l\u2019estructura pot no ser perfectament sim\u00e8trica. S\u00f3n petites irregularitats que passen desapercebudes a simple vista, per\u00f2 que cal tenir en compte quan intentem reproduir l\u2019element amb precisi\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Per generar el barret en tres dimensions, primer vam dibuixar-ne el perfil lateral i despr\u00e9s vam fer girar aquest perfil 360\u00b0 al voltant d\u2019un eix. Aix\u00ed vam obtenir la forma tridimensional de la pe\u00e7a.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/21-1024x768.jpg\" alt=\"\" class=\"wp-image-32110\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/21-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/21-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/21-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/21.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/22-1024x768.jpg\" alt=\"\" class=\"wp-image-32111\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/22-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/22-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/22-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/22.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/23-1024x768.jpg\" alt=\"\" class=\"wp-image-32112\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/23-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/23-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/23-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/23.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/24-1024x768.jpg\" alt=\"\" class=\"wp-image-32113\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/24-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/24-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/24-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/24.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/25-1024x768.jpg\" alt=\"\" class=\"wp-image-32114\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/25-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/25-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/25-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/25.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><a>4. Impressi\u00f3 3D i tall l\u00e0ser<\/a><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Un cop acabat el disseny digital, vam preparar les peces per optimitzar-ne la fabricaci\u00f3.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/26-1024x768.jpg\" alt=\"\" class=\"wp-image-32115\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/26-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/26-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/26-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/26.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Per una banda, vam imprimir el cos cil\u00edndric i, per l\u2019altra, el barret superior. Separar les dues peces ens va permetre facilitar-ne la impressi\u00f3 i optimitzar-ne el proc\u00e9s.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/18-1024x768.jpg\" alt=\"\" class=\"wp-image-32107\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/18-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/18-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/18-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/18.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/19-1024x768.jpg\" alt=\"\" class=\"wp-image-32108\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/19-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/19-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/19-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/19.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/32-1024x768.jpg\" alt=\"\" class=\"wp-image-32116\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/32-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/32-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/32-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/32.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/27-1024x768.jpg\" alt=\"\" class=\"wp-image-32117\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/27-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/27-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/27-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/27.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/28-1024x768.jpg\" alt=\"\" class=\"wp-image-32118\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/28-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/28-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/28-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/28.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/29-1024x768.jpg\" alt=\"\" class=\"wp-image-32120\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/29-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/29-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/29-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/29.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/30-1024x768.jpg\" alt=\"\" class=\"wp-image-32119\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/30-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/30-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/30-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/30.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/31-1024x768.jpg\" alt=\"\" class=\"wp-image-32121\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/31-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/31-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/31-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/31.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Paral\u00b7lelament, amb SketchUp vam preparar els dissenys de les bases que havien de ser tallades amb l\u00e0ser en DM de 3 mm:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Una base quadrada de 10 \u00d7 10 cm amb un forat interior adaptat al respirall.<\/li>\n\n\n\n<li>Una segona pe\u00e7a quadrada de 10 \u00d7 10 cm que representa la superf\u00edcie de gespa, tamb\u00e9 amb el forat corresponent.<\/li>\n\n\n\n<li>Amb el programa LightBurn, utilitzat per controlar la talladora l\u00e0ser, vam preparar i replicar les figures per poder tallar diversos elements en una mateixa sessi\u00f3 de treball.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/33-1024x768.jpg\" alt=\"\" class=\"wp-image-32122\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/33-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/33-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/33-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/33.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/34-1024x768.jpg\" alt=\"\" class=\"wp-image-32123\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/34-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/34-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/34-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/34.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/36-1024x768.jpg\" alt=\"\" class=\"wp-image-32124\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/36-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/36-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/36-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/36.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/35-1024x768.jpg\" alt=\"\" class=\"wp-image-32125\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/35-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/35-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/35-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/35.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><a>5. Muntatge final de la maqueta<\/a><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Quan ja vam tenir totes les peces preparades, vam comen\u00e7ar el muntatge. Els materials utilitzats van ser:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>El cos cil\u00edndric impr\u00e8s en 3D.<\/li>\n\n\n\n<li>El barret superior impr\u00e8s en 3D.<\/li>\n\n\n\n<li>La base de fusta DM de 3 mm.<\/li>\n\n\n\n<li>Goma EVA de 3 mm.<\/li>\n\n\n\n<li>Les etiquetes plastificades amb el cartell d\u2019Aig\u00fces de Tarragona i el n\u00famero identificatiu.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/37-1024x768.jpg\" alt=\"\" class=\"wp-image-32126\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/37-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/37-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/37-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/37.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">El proc\u00e9s de muntatge va seguir diferents passos:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Vam encolar la goma EVA i la vam enganxar a la base de fusta DM per representar la superf\u00edcie de terreny i gespa.<\/li>\n\n\n\n<li>Vam unir el cilindre amb el barret superior.<\/li>\n\n\n\n<li>Vam enganxar el cos del respirall a la base, encaixant-lo en el forat preparat.<\/li>\n\n\n\n<li>Vam retallar els elements identificatius plastificats.<\/li>\n\n\n\n<li>Vam enganxar el cartell d\u2019\u00abAig\u00fces de Tarragona\u00bb respectant-ne les dimensions a escala.<\/li>\n\n\n\n<li>Finalment, vam col\u00b7locar el n\u00famero identificatiu del respirall: el n\u00famero 1.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/38-1024x768.jpg\" alt=\"\" class=\"wp-image-32127\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/38-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/38-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/38-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/38.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/39-1024x768.jpg\" alt=\"\" class=\"wp-image-32128\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/39-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/39-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/39-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/39.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/40-1024x768.jpg\" alt=\"\" class=\"wp-image-32129\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/40-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/40-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/40-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/40.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/41-1024x768.jpg\" alt=\"\" class=\"wp-image-32130\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/41-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/41-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/41-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/41.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/42-1024x768.jpg\" alt=\"\" class=\"wp-image-32131\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/42-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/42-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/42-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/42.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/43-1024x768.jpg\" alt=\"\" class=\"wp-image-32132\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/43-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/43-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/43-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/43.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/44-1024x768.jpg\" alt=\"\" class=\"wp-image-32133\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/44-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/44-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/44-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/44.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/45-1024x768.jpg\" alt=\"\" class=\"wp-image-32134\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/45-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/45-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/45-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/45.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/46-1024x768.jpg\" alt=\"\" class=\"wp-image-32135\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/46-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/46-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/46-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/46.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/47-1024x768.jpg\" alt=\"\" class=\"wp-image-32136\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/47-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/47-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/47-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/47.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/48-1024x768.jpg\" alt=\"\" class=\"wp-image-32137\" srcset=\"https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/48-1024x768.jpg 1024w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/48-300x225.jpg 300w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/48-768x576.jpg 768w, https:\/\/retotech.fundacionendesa.org\/multisite\/wp-content\/uploads\/sites\/3\/2026\/11\/48.jpg 1299w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><a>6. Un patrimoni de m\u00e9s de 200 anys que continua viu<\/a><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La Mina de l\u2019Arquebisbe \u00e9s una infraestructura hist\u00f2rica que continua tenint una funci\u00f3 important en l\u2019abastament d\u2019aigua de la ciutat de Tarragona. Des del 2 de desembre de 1798, aquesta infraestructura ha mantingut la seva activitat durant m\u00e9s de dos segles.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El manteniment dels diferents elements de la mina, inclosos els respiralls, \u00e9s a c\u00e0rrec d\u2019EMATSA (Empresa Mixta d\u2019Aig\u00fces de Tarragona), que gestiona aquesta infraestructura.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La seva conservaci\u00f3 \u00e9s fonamental per garantir que la mina pugui continuar transportant aigua de manera ininterrompuda. Per aix\u00f2, con\u00e8ixer, documentar i estudiar aquests elements tamb\u00e9 \u00e9s una manera de contribuir a preservar el nostre patrimoni.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Amb aquesta activitat, els alumnes de 4t d\u2019ESO han pogut transformar un element del patrimoni hidr\u00e0ulic del nostre entorn en un model digital i una maqueta f\u00edsica.<\/strong> Un treball que ens ha perm\u00e8s combinar matem\u00e0tiques, tecnologia, disseny i coneixement del territori, i descobrir que darrere d\u2019una estructura que sovint veiem quan passegem pel camp hi ha molta hist\u00f2ria, enginy i coneixement.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un projecte que continua creixent<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El disseny del respirall n\u00famero 1 forma part del projecte de descoberta, documentaci\u00f3 i modelitzaci\u00f3 de la Mina de l&#8217;Arquebisbe que desenvolupen els alumnes de 4t d&#8217;ESO del Cor de Maria de Valls.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Podeu seguir el desenvolupament del projecte, descobrir altres elements de la infraestructura i consultar les diferents activitats que es duen a terme al llarg del curs a la <a href=\"https:\/\/www.cordemariavalls.cat\/minaarquebisbe\/?utm_source=chatgpt.com\">p\u00e0gina oficial del projecte de la Mina de l&#8217;Arquebisbe<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dins del projecte de la Mina de l\u2019Arquebisbe, els alumnes de 4t d\u2019ESO del Cor de Maria han treballat en<\/p>\n","protected":false},"author":3317,"featured_media":32091,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-32089","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-retotech"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - 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