{"id":227262,"date":"2026-04-24T12:13:17","date_gmt":"2026-04-24T12:13:17","guid":{"rendered":"https:\/\/www.europesays.com\/se\/227262\/"},"modified":"2026-04-24T12:13:17","modified_gmt":"2026-04-24T12:13:17","slug":"forskare-vatten-i-dieseln-sanker-utslappen","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/se\/227262\/","title":{"rendered":"Forskare: &#8221;Vatten i dieseln s\u00e4nker utsl\u00e4ppen&#8221;"},"content":{"rendered":"<p>Id\u00e9en \u00e4r egentligen inte ny, och brukar ofta g\u00e5 under ben\u00e4mningen WiDE (Water in Diesel Emulsions). Enligt <a href=\"https:\/\/www.springerprofessional.de\/en\/diesel-engine\/emissions\/wide-technology-makes-diesel-engines-cleaner\/52028070\" rel=\"nofollow noopener\" target=\"_blank\">tyska medier<\/a> var amerikanska forskare p\u00e5 bollen redan 1970. <\/p>\n<p>En sorts l\u00f6snings\u00e4mnen anv\u00e4nds f\u00f6r att blanda ut sm\u00e5 m\u00e4ngder vatten i dieseln, emulsionen h\u00e5ller sig stabil i cirka 60 dagar och enligt en litteraturstudie i <a href=\"https:\/\/link.springer.com\/article\/10.1007\/s44246-025-00210-y\" rel=\"nofollow noopener\" target=\"_blank\">Carbon Research<\/a> kan diesel\/vatten-mixen minska utsl\u00e4ppen av kv\u00e4veoxider med upp till 67 procent och partikelutsl\u00e4ppen med cirka 68 procent.<\/p>\n<p>L\u00e4s mer: <a href=\"https:\/\/www.dagensps.se\/motor\/nya-beskedet-bensin-och-diesel-blir-billigare-fran-maj\/\" rel=\"nofollow noopener\" target=\"_blank\">Nya beskedet: Bensin och diesel blir billigare fr\u00e5n maj<\/a><\/p>\n<p>S\u00e5 funkar det<\/p>\n<p>Franska <a href=\"https:\/\/www.science-et-vie.com\/energie\/et-si-melanger-de-leau-a-du-diesel-dans-les-moteur-thermiques-etait-une-bonne-idee-des-etudes-montrent-que-cela-reduirait-jusqua-67-les-emissions-polluantes-236332.html\" rel=\"nofollow noopener\" target=\"_blank\">Science-et-vie<\/a> har gjort ett djupdyk i forskningsrapporten. Det hela g\u00e5r ut p\u00e5 att mikroexplosioner av vatten i f\u00f6rbr\u00e4nningskammaren finf\u00f6rdelar dieselpartiklarna, vilket ger en mer fullst\u00e4ndig f\u00f6rbr\u00e4nning. <\/p>\n<p>F\u00f6ljaktligen sjunker temperaturerna i cylindern avsev\u00e4rt, vilket minskar bildningen av\u00a0kv\u00e4veoxider. Och den renare f\u00f6rbr\u00e4nningen minskar m\u00e4ngden sot.<\/p>\n<p>Kanske inte s\u00e5 nyttigt f\u00f6r motorn<\/p>\n<p>Hur bra motorn m\u00e5r av att vatten blandas i dieseln \u00e4r omtvistat. <a href=\"https:\/\/www.springerprofessional.de\/en\/diesel-engine\/emissions\/wide-technology-makes-diesel-engines-cleaner\/52028070\" rel=\"nofollow noopener\" target=\"_blank\">Olika studier<\/a> visar olika resultat: Ibland rapporteras f\u00f6rs\u00e4mrad effekt och vridmoment \u2013 ibland tv\u00e4rt om. <\/p>\n<p>Andra orov\u00e4ckande fynd \u00e4r kraftigt motorknack vid lite h\u00f6gre belastning. <\/p>\n<p>Hur br\u00e4nslef\u00f6rbrukningen p\u00e5verkas av WiDE-tekniken \u00e4r ocks\u00e5 n\u00e5got oklart, \u00e4ven d\u00e4r visar olika studier olika resultat \u2013 ibland blir bilen mer br\u00e4nslesn\u00e5l, och andra g\u00e5nger mer t\u00f6rstig. <\/p>\n<p>Den stora variationen i forskningsresultaten f\u00f6rklaras med att testf\u00f6rh\u00e5llandena hittills skiljt sig \u00e5t mellan olika studier.<\/p>\n<p>\u201dErs\u00e4tter inte elektrifieringen\u201d<\/p>\n<p>De nigerianska forskarna som f\u00f6rfattat studien skriver sj\u00e4lva att mer forskning kr\u00e4vs p\u00e5 \u00e4mnet innan tekniken skulle kommersialiseras. De uppger ocks\u00e5 att WiDE inte ska ers\u00e4tta <a href=\"https:\/\/www.dagensps.se\/motor\/har-forbjuds-bensin-och-diesellastbilar\/\" rel=\"nofollow noopener\" target=\"_blank\">elektrifieringen av den globala fordonsflottan<\/a>, utan skulle kunna utg\u00f6ra en slags brygga till en mer utsl\u00e4ppsneutral transportsektor. <\/p>\n","protected":false},"excerpt":{"rendered":"Id\u00e9en \u00e4r egentligen inte ny, och brukar ofta g\u00e5 under ben\u00e4mningen WiDE (Water in Diesel Emulsions). Enligt tyska&hellip;\n","protected":false},"author":2,"featured_media":227263,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[65],"tags":[72,15859,70,71,34,31,33,32,30,5514],"class_list":["post-227262","post","type-post","status-publish","format-standard","has-post-thumbnail","category-ekonomi","tag-business","tag-diesel","tag-economy","tag-ekonomi","tag-se","tag-svenska","tag-sverige","tag-sweden","tag-swedish","tag-utslapp"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@se\/116459628590528689","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts\/227262","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/comments?post=227262"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts\/227262\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/media\/227263"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/media?parent=227262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/categories?post=227262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/tags?post=227262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}