{"id":4291,"date":"2020-02-05T10:28:14","date_gmt":"2020-02-05T09:28:14","guid":{"rendered":"https:\/\/www.ipsi.cat\/elfil\/?p=4291"},"modified":"2020-02-05T10:30:04","modified_gmt":"2020-02-05T09:30:04","slug":"remolc-a-distancia-present-o-futur","status":"publish","type":"post","link":"https:\/\/www.ipsi.cat\/elfil\/remolc-a-distancia-present-o-futur\/","title":{"rendered":"Remolc a dist\u00e0ncia, present o futur?"},"content":{"rendered":"\n<p>Sempre hi ha hagut un aspecte de la f\u00edsica que m\u2019ha atret i m\u2019ha fet apreciar-la i interessar-me per ella: la seva practicitat. La possibilitat d\u2019efectuar uns c\u00e0lculs en un paper i predir com es comportar\u00e0 el m\u00f3n f\u00edsic m\u2019ha resultat fascinant des de petit i tenint l\u2019oportunitat de fer recerca profunda en un tema escollit per mi, no vaig dubtar en iniciar un projecte que em permet\u00e9s explotar aquesta fascinaci\u00f3.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignleft size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"980\" height=\"264\" src=\"https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-dibuix.jpg\" alt=\"remolc a dista\u0300ncia dibuix\" class=\"wp-image-4297\" srcset=\"https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-dibuix.jpg 980w, https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-dibuix-300x81.jpg 300w, https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-dibuix-768x207.jpg 768w\" sizes=\"auto, (max-width: 980px) 100vw, 980px\" \/><\/figure><\/div>\n\n\n\n<p>Conversant amb un bon amic durant un dinar, temps enrere, vam debatre sobre la possibilitat de crear un remolc a dist\u00e0ncia, que segu\u00eds al cotxe a una certa dist\u00e0ncia. Vaig rescatar aquella idea del rerefons de la mem\u00f2ria i vaig decidir solventar tots els condicionals que aquella conversa contenia fent una profunda recerca en el m\u00f3n del magnetisme i traslladant els n\u00fameros a la realitat. Comprovar si era&nbsp; possible crear un sistema de guiatge entre remolc i vehicle director que funcion\u00e9s per mitj\u00e0 de forces magn\u00e8tiques era l\u2019objectiu del meu treball i no hi havia altra manera de demostrar-ho que anar ideant sistemes, valorant la seva viabilitat tant te\u00f2rica com pr\u00e0ctica i verificar els c\u00e0lculs amb maquetes f\u00edsiques.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignleft size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-remolc-i-cotxet-760x1024.jpg\" alt=\"remolc a dista\u0300ncia - remolc i cotxet\" class=\"wp-image-4292\" width=\"330\" srcset=\"https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-remolc-i-cotxet-760x1024.jpg 760w, https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-remolc-i-cotxet-223x300.jpg 223w, https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-remolc-i-cotxet-768x1034.jpg 768w, https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-remolc-i-cotxet.jpg 980w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/><\/figure><\/div>\n\n\n\n<p>El resultat \u00e9s un ampli recull de tots els passos seguits per intentar afirmar o desmentir la hip\u00f2tesi enunciada, a m\u00e9s de descriure minuciosament tot el proc\u00e9s de construcci\u00f3 del vehicle director. Per\u00f2 el coneixement m\u00e9s valu\u00f3s apr\u00e8s duent a terme aquest treball directament relacionat amb l\u2019enginyeria va m\u00e9s enll\u00e0 de les paraules i ve donat pel cubell d\u2019aigua freda que la realitat et dona durant tot el proc\u00e9s. Qu\u00e8 vol dir exactament aix\u00f2? Doncs b\u00e9, des de tots els problemes t\u00e8cnics que hi poden haver, passant per diversos problemes log\u00edstics que poden sorgir, fins la gesti\u00f3 dels horaris establerts, tot junt forma una muni\u00f3 de variables que poden generar multitud i multiplicitat d\u2019imprevistos que defineixen el resultat final del projecte. I per molt que es prevegi l\u2019aparici\u00f3 d\u2019imprevistos, no hi ha manera de no sorprendre\u2019s&nbsp; i de no perdre una gran part del temps solucionant-los. Si als obstacles generats pels imprevistos hi sumem la problem\u00e0tica de traslladar al m\u00f3n real els c\u00e0lculs fets al paper, la dificultat final \u00e9s exponencialment major. Concretament, les operacions que verifiquen la viabilitat d\u2019un projecte ens donen el punt de partida per comen\u00e7ar a crear el prototip que reprodueixi d\u2019igual manera la situaci\u00f3 descrita en els c\u00e0lculs. Ara b\u00e9, aconseguir les mateixes circumst\u00e0ncies que es tenen en compte en el paper a la vida real \u00e9s m\u00e9s f\u00e0cil dir-ho que fer-ho. I si la complicaci\u00f3 fos nom\u00e9s aquest fet seria tot tan perfecte! El que pot succeir \u00e9s que s\u2019hagi pensat en un element durant els c\u00e0lculs i a la vida real tingui un paper crucial, o una altra situaci\u00f3 seria aquella en la qual s\u2019han tingut en consideraci\u00f3 totes les variables presents per\u00f2 no s\u2019han predit correctament els efectes que es desenvoluparan al m\u00f3n real. La precisi\u00f3 de la f\u00edsica posa molts entrebancs.&nbsp;<\/p>\n\n\n\n<p>Tanmateix, aquesta cursa d\u2019obstacles present tant en els petits com els grans projectes no ha de ser una oposici\u00f3 per iniciar l\u2019ideari, disseny i construcci\u00f3 d\u2019un objecte in\u00e8dit. Tot aquest conjunt d\u2019inconvenients s\u00f3n necessaris per arribar a la m\u00e9s excel\u00b7lent de les propostes i execucions i qui no est\u00e0 disposat a treballar per l&#8217;excel\u00b7l\u00e8ncia, aleshores no s\u2019hauria dedicar a aquest camp. Per aquest motiu, un treball de recerca cient\u00edfic et dona un primer tast a petita escala de tot el que el m\u00e8tode hipot\u00e8tico-deductiu realment suposa i \u00e9s plenament benefici\u00f3s per totes aquelles persones que se sentin cient\u00edfiques.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignleft size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"330\" height=\"476\" src=\"https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-05.jpg\" alt=\"\" class=\"wp-image-4296\" srcset=\"https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-05.jpg 330w, https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-05-208x300.jpg 208w\" sizes=\"auto, (max-width: 330px) 100vw, 330px\" \/><\/figure><\/div>\n\n\n\n<p>Ara b\u00e9, tot i ser la lli\u00e7\u00f3 m\u00e9s valuosa que vaig aprendre, tota la recerca i treball fets em va aportar un vast coneixement abans desconegut per mi. Cal remarcar que la hip\u00f2tesi no va ser complerta, \u00e9s a dir, tot i construir una maqueta de cotxe, no es va aconseguir construir un sistema que possibilit\u00e9s enlla\u00e7ar remolc i maqueta amb forces magn\u00e8tiques. Per\u00f2 el resultat d\u2019aquesta hip\u00f2tesi no \u00e9s concloent. Dit en altres paraules, no haver-ho aconseguit vol dir que no \u00e9s possible? Seria molt precipitat tallar les ales del projecte sense haver fet m\u00e9s recerca. Un projecte que podria servir als cotxes el\u00e8ctrics per transportar les seves rec\u00e0rregues energ\u00e8tiques o per eliminar els enlla\u00e7os entre vagons de tren i aix\u00ed evitar-los el desgast mec\u00e0nic. Per altra banda, fent una mirada \u00e0mplia a la tecnologia de levitaci\u00f3 magn\u00e8tica, un possible m\u00e8tode de transport m\u00e9s velo\u00e7 emetent menys gasos contaminants com els trens de levitaci\u00f3 magn\u00e8tica o un sistema d\u2019enlairament de coets (possiblement&nbsp; tamb\u00e9 avions) menys contaminant s\u00f3n opcions que \u00e9s necessari explorar. Com es veu, aquesta tecnologia mencionada t\u00e9 un futur que ha de passar per la recerca i la investigaci\u00f3 ja que, en usar forces magn\u00e8tiques i electromagn\u00e8tiques, treballa amb magnituds d\u2019una pot\u00e8ncia molt elevada i sense patir per problemes mec\u00e0nics at\u00e8s que s\u00f3n forces que actuen a dist\u00e0ncia, i multitud d\u2019aplicacions per la nostra vida quotidiana poden ser generades. Aix\u00ed doncs, el treball triat m\u2019ha endinsat en un camp en plena investigaci\u00f3 d\u2019aplicacions pr\u00e0ctiques que no oblidar\u00e9 quan se\u2019m torni a oferir la possibilitat d\u2019efectuar un projecte de recerca cient\u00edfica ja que el conjunt de f\u00edsics ide\u00f2legs de les m\u00e9s grans teories no serien ning\u00fa sense la muni\u00f3 de ments pensants que filtren els conceptes per tal d\u2019eliminar tota la seva abstracci\u00f3 i obtenir la practicitat que contenen.&nbsp;<br><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"330\" height=\"330\" src=\"https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-00.jpg\" alt=\"\" class=\"wp-image-4293\" srcset=\"https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-00.jpg 330w, https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-00-300x300.jpg 300w, https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-00-150x150.jpg 150w, https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-00-75x75.jpg 75w, https:\/\/www.ipsi.cat\/elfil\/wp-content\/uploads\/2020\/02\/remolc-a-dista\u0300ncia-00-320x320.jpg 320w\" sizes=\"auto, (max-width: 330px) 100vw, 330px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/www.ipsi.cat\/elfil\/category\/tr-1920\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"M\u00e9s recerques recents\u2026 (s'obre en una nova pestanya)\">M\u00e9s recerques recents\u2026<\/a><\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>Es pot crear un remolc guiat a dist\u00e0ncia per mitj\u00e0 de forces magn\u00e8tiques?<\/p>\n<p><a class=\"more-link\" href=\"https:\/\/www.ipsi.cat\/elfil\/remolc-a-distancia-present-o-futur\/\">Read More<\/a><\/p>","protected":false},"author":3,"featured_media":4299,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"wpupg_custom_link":[],"wpupg_custom_link_behaviour":[],"wpupg_custom_link_nofollow":[],"wpupg_custom_image":[],"wpupg_custom_image_id":[],"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[93,206,61],"tags":[81,86,133,174,73],"class_list":{"0":"post-4291","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-darreres-publicacions","8":"category-tr-1920","9":"category-reportatges","10":"tag-ipsi","11":"tag-escola","12":"tag-recerca","13":"tag-tr","14":"tag-batxillerat","15":"entry"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Remolc a dist\u00e0ncia, present o futur? 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