{"id":28648,"date":"2024-03-29T20:07:43","date_gmt":"2024-03-29T19:07:43","guid":{"rendered":"https:\/\/www.carlessuria.com\/radiacions\/camps-magnetics-i-electrics\/"},"modified":"2025-05-21T11:23:31","modified_gmt":"2025-05-21T10:23:31","slug":"mesurar-camp-magnetic-electric","status":"publish","type":"page","link":"https:\/\/www.carlessuria.com\/ca\/radiacions\/mesurar-camp-magnetic-electric\/","title":{"rendered":"CAMPS MAGN\u00c8TICS I EL\u00c8CTRICS"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"28648\" class=\"elementor elementor-28648 elementor-6098\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cec2336 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cec2336\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-400ea71\" data-id=\"400ea71\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d56b66b elementor-widget elementor-widget-heading\" data-id=\"d56b66b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">CAMPS MAGN\u00c8TICS I EL\u00c8CTRICS<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cc3fe8b elementor-widget elementor-widget-text-editor\" data-id=\"cc3fe8b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<section class=\"av_textblock_section \">\n<div class=\"avia_textblock \">\n<section class=\"av_textblock_section \">\n<div class=\"avia_textblock \">\n<section class=\"av_textblock_section \">\n<div class=\"avia_textblock \">\n<p>Els camps magn\u00e8tics i el\u00e8ctrics de baixa freq\u00fc\u00e8ncia constitueixen una forma invisible de transmissi\u00f3 d&#8217;energia. \u00c9s el que coneixem com a&nbsp;<a href=\"https:\/\/www.carlessuria.com\/ca\/radiacions\/\">radiaci\u00f3<\/a>.&nbsp;<\/p><p>S\u00f3n generats per l\u00ednies d&#8217;alta tensi\u00f3, transformadors, antenes de telecomunicacions, electrodom\u00e8stics, pantalles d&#8217;ordinadors o llits amb motors el\u00e8ctrics, entre altres, i&nbsp; poden incrementar-se en aquelles instal\u00b7lacions el\u00e8ctriques amb defectes.<\/p>\n<\/div>\n<\/section>\n<\/div>\n<\/section>\n<\/div>\n<\/section>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e29adcd elementor-hidden-desktop elementor-widget elementor-widget-image\" data-id=\"e29adcd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"379\" src=\"https:\/\/www.carlessuria.com\/wp-content\/uploads\/2024\/03\/env-electric-car-icon-printed-on-electric-vehicle-char.webp\" class=\"attachment-large size-large wp-image-29235\" alt=\"c\u00e0rrega de vehicle el\u00e8ctric\" srcset=\"https:\/\/www.carlessuria.com\/wp-content\/uploads\/2024\/03\/env-electric-car-icon-printed-on-electric-vehicle-char.webp 845w, https:\/\/www.carlessuria.com\/wp-content\/uploads\/2024\/03\/env-electric-car-icon-printed-on-electric-vehicle-char-300x142.webp 300w, https:\/\/www.carlessuria.com\/wp-content\/uploads\/2024\/03\/env-electric-car-icon-printed-on-electric-vehicle-char-768x364.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5cd6ce8 elementor-widget elementor-widget-heading\" data-id=\"5cd6ce8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">QU\u00c8 \u00c9S UN CAMP MAGN\u00c8TIC<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d4958e8 elementor-widget elementor-widget-text-editor\" data-id=\"d4958e8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<section class=\"av_textblock_section \"><div class=\"avia_textblock \"><p>El camp magn\u00e8tic altern apareix en el moment que es consumeix electricitat, \u00e9s a dir, quan hi ha moviment d&#8217;electrons. Constitueix una for\u00e7a magn\u00e8tica al voltant de l&#8217;espai per on es mouen els electrons. A mesura que la c\u00e0rrega d\u2019electrons en moviment s\u2019incrementa, la magnitud del camp magn\u00e8tic tamb\u00e9 creix.<\/p><p>La magnitud d\u201faquests camps dep\u00e8n de la dist\u00e0ncia a la font d&#8217;emissi\u00f3. Actuen sobre el cos hum\u00e0 mitjan\u00e7ant l&#8217;efecte d&#8217;inducci\u00f3 i generen corrents corporals parasitaris que poden provocar pertorbacions als processos biol\u00f2gics fonamentals del cos hum\u00e0.<\/p><\/div><\/section>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2516e41 elementor-widget elementor-widget-image\" data-id=\"2516e41\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"304\" src=\"https:\/\/www.carlessuria.com\/wp-content\/uploads\/2020\/04\/linea-electrica.jpg\" class=\"attachment-large size-large wp-image-17229\" alt=\"Alta tensi\u00f3\" srcset=\"https:\/\/www.carlessuria.com\/wp-content\/uploads\/2020\/04\/linea-electrica.jpg 845w, https:\/\/www.carlessuria.com\/wp-content\/uploads\/2020\/04\/linea-electrica-300x114.jpg 300w, https:\/\/www.carlessuria.com\/wp-content\/uploads\/2020\/04\/linea-electrica-768x292.jpg 768w, https:\/\/www.carlessuria.com\/wp-content\/uploads\/2020\/04\/linea-electrica-705x268.jpg 705w, https:\/\/www.carlessuria.com\/wp-content\/uploads\/2020\/04\/linea-electrica-450x171.jpg 450w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-acbf3ef elementor-widget elementor-widget-heading\" data-id=\"acbf3ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">QU\u00c8 \u00c9S UN CAMP EL\u00c8CTRIC<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c60985 elementor-widget elementor-widget-text-editor\" data-id=\"2c60985\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<section class=\"av_textblock_section \"><div class=\"avia_textblock \"><p>Els camps el\u00e8ctrics alterns s\u00f3n produ\u00efts per la tensi\u00f3 o difer\u00e8ncia de potencial. Constitueix la zona de l&#8217;espai on apareix intensitat duna for\u00e7a el\u00e8ctrica. Aquesta for\u00e7a es dirigeix de manera radial des d&#8217;un potencial m\u00e9s alt cap al m\u00e9s baix i, finalment, cap a l&#8217;origen del camp, la Terra.<\/p><p>Actuen sobre les persones de manera que les intensitats de camps poden redistribuir les c\u00e0rregues dels diferents \u00f2rgans del cos, generant-se tamb\u00e9 corrents corporals parasitaris. S\u00f3n menys penetrants que el camp magn\u00e8tic i, en conseq\u00fc\u00e8ncia, la capacitat d&#8217;afectar els \u00f2rgans del cos \u00e9s menor.<\/p><\/div><\/section>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9e4c896 elementor-widget elementor-widget-image\" data-id=\"9e4c896\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"379\" src=\"https:\/\/www.carlessuria.com\/wp-content\/uploads\/2024\/03\/env-indoor-white-office-1.webp\" class=\"attachment-large size-large wp-image-29207\" alt=\"preses de corrent\" srcset=\"https:\/\/www.carlessuria.com\/wp-content\/uploads\/2024\/03\/env-indoor-white-office-1.webp 845w, https:\/\/www.carlessuria.com\/wp-content\/uploads\/2024\/03\/env-indoor-white-office-1-300x142.webp 300w, https:\/\/www.carlessuria.com\/wp-content\/uploads\/2024\/03\/env-indoor-white-office-1-768x364.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bfe864b elementor-widget elementor-widget-heading\" data-id=\"bfe864b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">EFECTES A LA SALUT<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b6ff27 elementor-widget elementor-widget-text-editor\" data-id=\"0b6ff27\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<section class=\"av_textblock_section \"><div class=\"avia_textblock \"><p>L&#8217;\u00e9sser hum\u00e0 \u00e9s un organisme bioel\u00e8ctric i es veu afectat pels camps magn\u00e8tics i el\u00e8ctrics artificials.<\/p><p>Per efecte de camps magn\u00e8tics de baixa freq\u00fc\u00e8ncia s&#8217;<a href=\"https:\/\/www.nature.com\/articles\/srep14206\">altera la producci\u00f3 de l&#8217;hormona melatonina<\/a>. La melatonina t\u00e9 una funci\u00f3 important en els bioritmes humans, en la reproducci\u00f3, el creixement i el sistema immunitari. Les conseq\u00fc\u00e8ncies directes d&#8217;una minva de producci\u00f3 poden ser trastorns del son, trastorns ps\u00edquics (depressions) i malalties degeneratives (Alzheimer, Parkinson).<\/p><p>Des de l&#8217;any 2002, els camps magn\u00e8tics de baixa freq\u00fc\u00e8ncia estan considerats per l&#8217;Organitzaci\u00f3 Mundial de la Salut (OMS) com a <a href=\"https:\/\/www.who.int\/teams\/environment-climate-change-and-health\/radiation-and-health\/non-ionizing\/exposure\">possibles cancer\u00edgens humans<\/a>.<\/p><p>El 2015, el Comit\u00e8 Cient\u00edfic de la Comissi\u00f3 Europea sobre Salut, Medi Ambient i Riscos Emergents (<a href=\"https:\/\/ec.europa.eu\/health\/scientific_committees\/scheer_es\">SCHEER<\/a>) va indicar que, en general, els estudis epidemiol\u00f2gics de camps de freq\u00fc\u00e8ncia baixa mostren un major risc de leuc\u00e8mia infantil amb exposicions mitges di\u00e0ries de camp magn\u00e8tic superiors a 0,3-0,4 \u03bcTesla.<\/p><p>Estudis m\u00e9s recents han mostrat una relaci\u00f3 directa entre camps magn\u00e8tics i avortaments. Concretament, un <a href=\"https:\/\/www.nature.com\/articles\/s41598-017-16623-8\" rel=\"Nofollow\">estudi de 2017<\/a> del <em>National Institute of Environmental Health Sciences<\/em> (NIH) indica un risc gaireb\u00e9 tres vegades m\u00e9s gran d&#8217;avortament espontani si una dona embarassada ha estat exposada a novells m\u00e9s alts de camps magn\u00e8tics en comparaci\u00f3 amb les dones menys exposades.<\/p><\/div><\/section>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e869120 elementor-widget elementor-widget-image\" data-id=\"e869120\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"304\" src=\"https:\/\/www.carlessuria.com\/wp-content\/uploads\/2023\/11\/transformador.jpg\" class=\"attachment-large size-large wp-image-26737\" alt=\"estaci\u00f3 de transformaci\u00f3\" srcset=\"https:\/\/www.carlessuria.com\/wp-content\/uploads\/2023\/11\/transformador.jpg 845w, https:\/\/www.carlessuria.com\/wp-content\/uploads\/2023\/11\/transformador-300x114.jpg 300w, https:\/\/www.carlessuria.com\/wp-content\/uploads\/2023\/11\/transformador-768x292.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-905230e elementor-widget elementor-widget-heading\" data-id=\"905230e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">MESURAMENT I PREVENCI\u00d3<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-200dc6b elementor-widget elementor-widget-text-editor\" data-id=\"200dc6b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>El mesurament del camp magn\u00e8tic es fa mitjan\u00e7ant la inducci\u00f3 de voltatge en bobines estacion\u00e0ries. Els resultats obtinguts inclouen el registre de la densitat de flux magn\u00e8tic de baixa freq\u00fc\u00e8ncia (nTesla) del corrent el\u00e8ctric de la xarxa amb determinaci\u00f3 de la freq\u00fc\u00e8ncia dominant.<\/p>\n<p>El mesurament del camp el\u00e8ctric inclou la intensitat de camps el\u00e8ctrics de baixa freq\u00fc\u00e8ncia (V\/m) i de la tensi\u00f3 indu\u00efda al cos de les persones (mV) amb determinaci\u00f3 de la freq\u00fc\u00e8ncia dominant.<\/p>\n<p>Les mesures de prevenci\u00f3 m\u00e9s eficaces front als camps magn\u00e8tic i el\u00e8ctric consisteixen en separar-se de les fonts d&#8217;emissi\u00f3. L&#8217;apantallament tamb\u00e9 \u00e9s relativament f\u00e0cil i econ\u00f2mic en el cas concret dels camps el\u00e8ctrics mitjan\u00e7ant materials massius.<\/p>\n<p>A partir dels resultats dels mesuraments, es pot valorar tamb\u00e9 l&#8217;\u00fas de materials conductors connectats a una presa de terra el\u00e8ctrica per a desviar el camp el\u00e8ctric, o l&#8217;\u00fas d&#8217;un desconnector de xarxa, dispositiu que talla de forma autom\u00e0tica el voltatge quan no hi ha demanda d&#8217;electricitat.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c4618d1 elementor-widget elementor-widget-video\" data-id=\"c4618d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/NWDKKnXt_Xw&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-126cf1a\" data-id=\"126cf1a\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0ebc4c1 elementor-widget elementor-widget-template\" data-id=\"0ebc4c1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"template.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-template\">\n\t\t\t\t\t<div data-elementor-type=\"section\" data-elementor-id=\"29104\" class=\"elementor elementor-29104 elementor-26013 elementor-26013\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-966859d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"966859d\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-803c458\" data-id=\"803c458\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1d15f61 elementor-nav-menu__align-start elementor-nav-menu--dropdown-none elementor-widget elementor-widget-nav-menu\" data-id=\"1d15f61\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;layout&quot;:&quot;vertical&quot;,&quot;submenu_icon&quot;:{&quot;value&quot;:&quot;&lt;i class=\\&quot;fas fa-caret-down\\&quot; 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S\u00f3n generats per l\u00ednies d&#8217;alta tensi\u00f3, transformadors, antenes de telecomunicacions, electrodom\u00e8stics, pantalles d&#8217;ordinadors o llits amb motors el\u00e8ctrics, entre altres, i&nbsp; poden incrementar-se en aquelles instal\u00b7lacions el\u00e8ctriques amb defectes. QU\u00c8 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":28628,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"content-type":"","h5ap_radio_sources":[],"footnotes":""},"class_list":["post-28648","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mesurament de transformadors i alta tensi\u00f3: camp magn\u00e8tic<\/title>\n<meta name=\"description\" content=\"Els camps magn\u00e8tics procedents de transformadors, l\u00ednies d&#039;alta tensi\u00f3 o electrodom\u00e8stics es poden mesurar i prevenir-ne els efectes a la salut.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.carlessuria.com\/radiaciones\/medir-campo-magnetico-electrico\/\" 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