{"id":3046,"date":"2017-02-21T10:41:03","date_gmt":"2017-02-21T09:41:03","guid":{"rendered":"http:\/\/greenchemholding@gmail.com\/?p=170"},"modified":"2018-06-07T15:04:51","modified_gmt":"2018-06-07T13:04:51","slug":"scr-system-2","status":"publish","type":"post","link":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/scr-system-2\/","title":{"rendered":"Ce este sistemul SCR?"},"content":{"rendered":"<p>253 de milioane\u2026 Acesta este num\u0103rul de autoturisme ast\u0103zi pe drumurile din Europa<sup>1<\/sup>. Impresionant, nu este a\u0219a? Aceasta arat\u0103 c\u00e2t de important este cu adev\u0103rat autoturismul \u00een via\u021ba omului modern.<br \/>\n3% dintre aceste 253 de milioane (adic\u0103, 7,59 milioane) sunt ma\u0219ini noi v\u00e2ndute \u00een 2015 \u0219i dintre acestea, 49% sunt ma\u0219ini cu motoare diesel.<\/p>\n<p>Dup\u0103 cum probabil \u0219ti\u021bi, cele mai multe dintre ora\u0219ele mari de ast\u0103zi <strong>lupt\u0103 \u00eempotriva ma\u0219inilor cu motoare diesel<\/strong>, explic\u00e2nd c\u0103 astfel de ma\u0219ini nu au ce c\u0103uta \u00eentr-un ora\u0219 \u0219i trebuie s\u0103 dispar\u0103 de pe drumurile noastre c\u00e2t de cur\u00e2nd posibil.<br \/>\nDe ce suntem at\u00e2t de ner\u0103bd\u0103tori s\u0103 sc\u0103p\u0103m de ma\u0219inile cu motoare diesel din ora\u0219e? \u00cen principal pentru c\u0103 una dintre problemele principale ale ma\u0219inilor cu motoare diesel este c\u0103 emit o particul\u0103 denumit\u0103 NOx. Aceast\u0103 molecul\u0103 este d\u0103un\u0103toare pentru s\u0103n\u0103tatea noastr\u0103 (ca toate particulele fine) \u0219i atunci c\u00e2nd ai o at\u00e2t de mare densitate de oameni \u00eentr-un singur loc, putem s\u0103 \u00een\u021belegem c\u0103 primarii ora\u0219elor doresc s\u0103 \u00eei protejeze.<\/p>\n<p><img alt=\"\" fetchpriority=\"high\" decoding=\"async\" class=\"size-medium wp-image-544 aligncenter\" src=\"https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/340px-Minneapolis_Skyline_at_Dusk-300x240.jpg\" alt=\"\" width=\"300\" height=\"240\" srcset=\"https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/340px-Minneapolis_Skyline_at_Dusk-300x240.jpg 300w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/340px-Minneapolis_Skyline_at_Dusk-258x206.jpg 258w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/340px-Minneapolis_Skyline_at_Dusk-200x160.jpg 200w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/340px-Minneapolis_Skyline_at_Dusk.jpg 340w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong>CU TOATE ACESTEA<\/strong>, ceea ce politicienii uit\u0103 s\u0103 men\u021bioneze este c\u0103 datorit\u0103 nivelurilor de emisii EURO tot mai stricte, industria autovehiculelor a depus eforturi mari pentru a le reduce aproape la zero. Ast\u0103zi, exist\u0103 <strong>2 sisteme principale disponibile<\/strong> pe pia\u021b\u0103. Sistemele <strong>EGR<\/strong> \u0219i <strong>SCR<\/strong>. Recent, un studiu desf\u0103\u0219urat de Asocia\u021bia European\u0103 pentru Transport \u0219i Mediul \u00cenconjur\u0103tor a explicat c\u0103 sistemul <strong>SCR este mult mai eficient dec\u00e2t sistemul<\/strong> EGR. Deci ce este de fapt sistemul SCR? Cum este produs \u0219i ce efecte are asupra ma\u0219inii dumneavoastr\u0103?<\/p>\n<p>\u00a0<\/p>\n<h3><strong><em><u>Ce este un sistem SCR \u0219i unde se afl\u0103 \u00een ma\u0219ina dumneavoastr\u0103? <\/u><\/em><\/strong><\/h3>\n<p>Sistemul SCR \u201ereducere catalitic\u0103 selectiv\u0103\u201d este un mijloc de a transforma oxizii de azot (NOx) \u00een ap\u0103 \u0219i azot (f\u0103r\u0103 oxizi).<\/p>\n<p>\u00a0<\/p>\n<p><img alt=\"Emission technology Cars SCR Greenchem AdBlue4You\" decoding=\"async\" class=\"size-medium wp-image-399 aligncenter\" src=\"https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-300x96.jpg\" alt=\"\" width=\"300\" height=\"96\" srcset=\"https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-300x96.jpg 300w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-768x247.jpg 768w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-1024x329.jpg 1024w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-258x83.jpg 258w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-516x166.jpg 516w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-640x206.jpg 640w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-900x289.jpg 900w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-1032x332.jpg 1032w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-200x64.jpg 200w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design-400x128.jpg 400w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/SCR-design.jpg 1102w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>\u00a0<\/p>\n<p>A\u0219a cum este prezentat \u00een diagram\u0103, solu\u021bia AdBlue\u00ae (32,5% UREE + 67,5% ap\u0103 pur\u0103) este injectat\u0103 \u00een catalizatorul SCR. \u00cen catalizator, are loc o reac\u021bie care transform\u0103 NOx \u00een H2O \u0219i NO2.<\/p>\n<p>\u00a0<\/p>\n<h3>\u00a0<em><u>Cum func\u021bioneaz\u0103 SCR? <\/u><\/em><\/h3>\n<p>\u00a0<\/p>\n<p>Pentru a simplifica lucrurile, haide\u021bi s\u0103 spunem c\u0103 \u00een catalizatorul SCR au loc numeroase <strong>reac\u021bii<\/strong> . AdBlue este injectat \u0219i reac\u021bia acestui lichid cu elementele catalizatorului \u0219i NOx duce la o <strong>reducere de 90% a NOx<\/strong> la ie\u0219irea din \u021beava de e\u0219apament. Dup\u0103 aceast\u0103 reac\u021bie, rezult\u0103 doar azot, ap\u0103 \u0219i dioxid de carbon (No, H<sub>2<\/sub>O \u0219i pu\u021bin CO<sub>2<\/sub>).<br \/>\nPentru a lucra cu eficien\u021b\u0103 maxim\u0103, gazul care este introdus \u00een catalizatorul SCR trebuie s\u0103 aib\u0103 o <strong>anumit\u0103 temperatur\u0103.<\/strong> Aceasta \u00eenseamn\u0103 c\u0103 e\u0219apamentul trebuie s\u0103 fie <strong>suficient de cald!<\/strong> De aceea, pozi\u021bia catalizatorului \u00een conducta de evacuare nu este aleatorie\u2026<\/p>\n<p>Unii produc\u0103tori de autoturisme, precum PSA Peugeot Citro\u00ebn, au decis s\u0103 instaleze catalizatorul SCR \u00een fa\u021ba catalizatorului DOC. Motivul a fost c\u0103 aceast\u0103 pozi\u021bie este ideal\u0103 pentru a reduce timpul de \u00eenc\u0103lzire a catalizatorului SCR.<\/p>\n<p>\u00a0<\/p>\n<h3><strong><em><u>SCR nu este ceva at\u00e2t de nou pe c\u00e2t v-a\u021bi putea imagina<\/u><\/em><\/strong><\/h3>\n<p>\u00a0<\/p>\n<p>Catalizatorul SCR a fost <strong>dezvoltat \u00een 1957<\/strong> de o companie american\u0103, Engelhard Corporation (ast\u0103zi BASF). Tehnologia SCR este folosit\u0103 de atunci \u00een industrie pentru a reduce emisiile de NOx ale instala\u021biilor industriale, navelor maritime, trenurilor \u0219i <strong>\u00een multe alte sectoare<\/strong>. Pute\u021bi s\u0103 vede\u021bi sectoarele pe site-ul nostru web: <a href=\"http:\/\/www.Adblue4you.com\">www.Adblue4you.com<\/a><\/p>\n<p>Tehnologia SCR se folose\u0219te de mul\u021bi ani \u00een <strong>industria transporturilor<\/strong>. Aceast\u0103 <strong>expertiz\u0103<\/strong> i-a ajutat pe produc\u0103tori s\u0103 dezvolte solu\u021bii de v\u00e2rf \u00een reducerea NOx. \u00cen articolul anterior, am men\u021bionat c\u0103 datorit\u0103 acestei tehnologii, un camion produs \u00een 2016 emite mai pu\u021bine emisii de NOx dec\u00e2t un autoturism produs \u00een 2000&#8230;<\/p>\n<p>\u00a0<\/p>\n<p><img alt=\"DAF Truck AdBlue4You GreenChem\" decoding=\"async\" class=\"wp-image-2325 size-medium aligncenter\" src=\"https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-300x200.jpg 300w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-768x512.jpg 768w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-1024x682.jpg 1024w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-258x172.jpg 258w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-516x344.jpg 516w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-640x427.jpg 640w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-900x600.jpg 900w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-1032x688.jpg 1032w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-200x133.jpg 200w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/06\/3-trucks-V5_High_res-8623-2-400x267.jpg 400w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>\u00a0<\/p>\n<h3><strong><em><u>Viitorul tehnologiei SCR<\/u><\/em><\/strong><\/h3>\n<p>\u00a0<\/p>\n<p>Tehnologia SCR a fost aprobat\u0103 \u0219i \u00eembun\u0103t\u0103\u021bit\u0103 \u00een ultimii ani \u0219i studiile recent realizate de <strong>Comisia European\u0103<\/strong> tind s\u0103 dovedeasc\u0103 faptul c\u0103 aceast\u0103 solu\u021bie, folosit\u0103 \u00een condi\u021bii adecvate, este un instrument foarte bun pentru reducerea NOx.<\/p>\n<p>\u00cen ciuda discu\u021biilor legate de autoturismele cu motoare diesel, \u00eempreun\u0103 cu un sistem SCR eficient \u0219i AdBlue, vehiculele cu motoare DIESEL au acum niveluri extrem de sc\u0103zute de emisii. Acestea emit mai pu\u021bin CO2 \u0219i consum\u0103 mai pu\u021bin combustibil dec\u00e2t ma\u0219inile cu motoare pe benzin\u0103.<\/p>\n<p>S-a \u00eencercat introducerea pe pia\u021b\u0103 \u0219i a altor solu\u021bii, dar niciuna nu a oferit rezultate at\u00e2t de bune ca AdBlue cu tehnologia SCR\u2026<\/p>\n<p>\u00a0<\/p>\n<p><img alt=\"Map World Greenchem AdBlue4You\" loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-545 aligncenter\" src=\"https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-300x200.jpg 300w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-768x512.jpg 768w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-1024x683.jpg 1024w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-258x172.jpg 258w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-516x344.jpg 516w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-640x427.jpg 640w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-900x600.jpg 900w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-1032x688.jpg 1032w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-200x133.jpg 200w, https:\/\/greenchemstaging.maarevenonline.nl\/wp-content\/uploads\/2017\/01\/IMG_7-400x267.jpg 400w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>253 de milioane\u2026 Acesta este num\u0103rul de autoturisme ast\u0103zi pe drumurile din Europa1. Impresionant, nu este a\u0219a? Aceasta arat\u0103 c\u00e2t de important este cu adev\u0103rat autoturismul \u00een via\u021ba omului modern. 3% dintre aceste 253 de milioane (adic\u0103, 7,59 milioane) sunt ma\u0219ini noi v\u00e2ndute \u00een 2015 \u0219i dintre acestea, 49% sunt ma\u0219ini cu motoare diesel. Dup\u0103 &hellip; <a href=\"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/scr-system-2\/\">cite\u015fte mai mult<\/a><\/p>\n","protected":false},"author":6,"featured_media":613,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[1078],"tags":[1082,1084,1086],"class_list":["post-3046","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classe-ro","tag-adblue4you-ro","tag-cleandiesel-ro","tag-scr-ro"],"acf":[],"_links":{"self":[{"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/posts\/3046","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/comments?post=3046"}],"version-history":[{"count":2,"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/posts\/3046\/revisions"}],"predecessor-version":[{"id":3526,"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/posts\/3046\/revisions\/3526"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/media\/613"}],"wp:attachment":[{"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/media?parent=3046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/categories?post=3046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/greenchemstaging.maarevenonline.nl\/ro\/wp-json\/wp\/v2\/tags?post=3046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}