{"id":3972,"date":"2021-12-06T01:12:57","date_gmt":"2021-12-06T01:12:57","guid":{"rendered":"https:\/\/www.ahotech.com\/?page_id=3972"},"modified":"2021-12-06T01:12:58","modified_gmt":"2021-12-06T01:12:58","slug":"solenergi-hpc1520er14250-perfekte-dobbelte-stromforsyningslosninger-til-obu-af-etc-systemet","status":"publish","type":"page","link":"https:\/\/www.ahotech.com\/da\/solar-energyhpc1520er14250-perfect-dual-power-supply-solutions-for-the-obu-of-etc-system\/","title":{"rendered":"Solenergi+HPC1520+ER14250\u2014\u2014Perfekte dobbelte str\u00f8mforsyningsl\u00f8sninger til OBU&#039;en i ETC-systemet"},"content":{"rendered":"<p>Resum\u00e9: Med den hurtige udvikling af motorvejsbyggeri og stigningen i bilejerskab i Kina er det vanskeligt for det traditionelle vejafgiftssystem at im\u00f8dekomme udviklingsbehovene. Derfor er det intelligente elektroniske vejafgiftssystem (ETC) til transport et effektivt middel til at l\u00f8se problemet, og den indbyggede OBU er en vigtig del af ETC-systemet. Denne artikel giver en kort beskrivelse af OBU&#039;ens driftskarakteristika og str\u00f8mforbrugstilstanden i transaktionsprocessen og udvikler en dobbelt str\u00f8mforsyningsl\u00f8sning med ER14250 (1400mAh) + HPC1520+ solcellepaneler med h\u00f8j p\u00e5lidelighed og lang levetid samt h\u00f8j effekt baseret p\u00e5 OBU&#039;ens praktiske anvendelsesegenskaber og fordele og ulemper ved str\u00f8mforbruget. Gennem markedstestning kan l\u00f8sningen im\u00f8dekomme OBU&#039;ens arbejdsbehov godt, hvilket er bedre end andre muligheder.<\/p>\n\n\n\n<p>N\u00f8gleord: ETC-system; Indbygget OBU-enhed; ER14250 + HPC1520 + Kapacitiv str\u00f8mforsyning til fotovoltaisk kompositbatteri; Dobbelt str\u00f8mforsyning; Langsigtet p\u00e5lidelighed<\/p>\n\n\n\n<p>I. Oversigt over ETC<\/p>\n\n\n\n<p>Det elektroniske vejafgiftssystem er verdens mest avancerede vej- og broafgiftssystem. Gennem den s\u00e6rlige mikrob\u00f8lgekommunikation over kort r\u00e6kkevidde mellem den elektroniske OBU-brik, der er installeret p\u00e5 k\u00f8ret\u00f8jets forrude, og mikrob\u00f8lgeantennen i vejafgiftsanl\u00e6ggets ETC-spor, bruger det computernetv\u00e6rksteknologi og bankafregningsprocessen i baggrunden for at f\u00e5 k\u00f8ret\u00f8jet gennem vej- og broafgiftsanl\u00e6gget uden parkering og kan opfylde form\u00e5let med vej- og broafgifter. H\u00f8jf\u00f8lsomme OBU-systemmoduler kan opdeles i tre driftstilstande: inaktiv, f\u00f8r-handel og p\u00e5-handel. \u00c6ndringen i kommunikationstilstand afspejler OBU-transaktionens status, n\u00e5r den passerer gennem ETC-systemet. Og det st\u00f8rste str\u00f8mforbrug i hele handelsprocessen er kortl\u00e6sningsprocessen i handelstilstanden, og den \u00f8jeblikkelige str\u00f8m kan n\u00e5 mere end 150 mA.<\/p>\n\n\n\n<p>II. Analyse af str\u00f8mforbrug og levetid for OBU&#039;er i praktisk anvendelsesmilj\u00f8<\/p>\n\n\n\n<p>I henhold til OBU-str\u00f8mforsyningens egenskaber i ETC skal den ikke blot opfylde afladningskravene i ekstremt udend\u00f8rs vejr, s\u00e5som vinter (-40\u2103) i det nord\u00f8stlige Kina, sommer (+85\u2103) i det sydvestlige Kina og h\u00f8j luftfugtighed (85%RH) i de syd\u00f8stlige kystomr\u00e5der, men ogs\u00e5 kravene til lang levetid, h\u00f8j p\u00e5lidelighed, sikkerhed og milj\u00f8beskyttelse. Derudover kr\u00e6ver den ogs\u00e5 \u00f8jeblikkelige store str\u00f8mpulser til str\u00f8mforsyning. I gennemsnit handles langt de fleste OBU&#039;er p\u00e5 det nuv\u00e6rende kinesiske marked mindre end 10 gange eller endda mindre end 1 gang om dagen. Beregnet ud fra str\u00f8mforbrugsdata m\u00e5lt i laboratoriet, kan str\u00f8mforsyningen, s\u00e5 l\u00e6nge den har en kapacitet p\u00e5 mere end 1000 mAh, teoretisk opn\u00e5 i alt 20 tusind transaktioner og en levetid p\u00e5 mere end 5 \u00e5r.<\/p>\n\n\n\n<p>III. Sammenligning af OBU-str\u00f8mforsyningsl\u00f8sninger<\/p>\n\n\n\n<p>3.1 Genopladelige batterier + fotovoltaiske batterier<\/p>\n\n\n\n<p>De har egenskaber som lave materialeomkostninger, h\u00f8j afladningsstr\u00f8m, h\u00f8j selvafladningshastighed, smalt temperaturomr\u00e5de, lav kapacitetsbevaring, komplekse str\u00f8mstyringskredsl\u00f8b, solbatterier + sp\u00e6ndingsomdannelseschip, h\u00f8j konverteringseffektivitet, god sp\u00e6ndingsstabiliseringsydelse, h\u00f8j pris p\u00e5 sp\u00e6ndingsomdannelseschip, interferens med OBU-elektriske ledninger.<\/p>\n\n\n\n<p>3.2 ER14250+HPC1520+fotovoltaiske batterier (som vist p\u00e5 figuren):<\/p>\n\n\n\n<p>De har egenskaber som h\u00f8j p\u00e5lidelighed, bredt driftstemperaturomr\u00e5de, lav selvafladningshastighed og begr\u00e6nset udgangskapacitet for store str\u00f8mpulser. For at l\u00f8se problemet med OBU-str\u00f8mforsyningens sikkerhed, p\u00e5lidelighed og milj\u00f8tilpasningsevne i intelligente transportsystemer har Shenzhen Langsheng New Energy Technology Co., Ltd. designet og udviklet en kompositstr\u00f8mforsyning, der kombinerer lithium-thionylchlorid-batterierne ER14250 (kapacitet 1400 mAh) med h\u00f8j energit\u00e6thed som backup-str\u00f8mforsyning og batterikondensatoren HPC1520 med h\u00f8je effektegenskaber i henhold til den dobbelte str\u00f8mforsyningsl\u00f8sning med udend\u00f8rs temperaturkollektor, der har v\u00e6ret anvendt i fem \u00e5r. Den kompositte str\u00f8mforsyning har egenskaber som lang levetid, h\u00f8j effekt, sikkerhed og p\u00e5lidelighed, bred temperaturdrift osv., hvilket er s\u00e6rligt egnet til udend\u00f8rs lave og h\u00f8je temperaturer, og den har ogs\u00e5 egenskaber som h\u00f8j pulseffekt fra HPC-batterikondensatoren og h\u00f8j p\u00e5lidelighed og lang levetid for ER-lithium-thionylchlorid-batterier. Generelt oplades HPC1520 af et fotovoltaisk batteri. N\u00e5r der er behov for store str\u00f8mpulser, leveres str\u00f8mmen direkte fra HPC-batterikondensatoren. N\u00e5r solcelleanl\u00e6gget ikke fungerer, oplader lithium-thionylchloridbatteriet HPC&#039;en med en lille str\u00f8m, s\u00e5 lithium-thionylchloridbatteriets kapacitet kan frig\u00f8res fuldt ud under en lille str\u00f8m, og batterikapaciteten kan udnyttes maksimalt. Dette arbejdsprincip er ogs\u00e5 i overensstemmelse med kravene til OBU-str\u00f8m intermitterende drift.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.ahotech.com\/wp-content\/uploads\/2021\/11\/capacitor-battery-for-solar.jpg\" alt=\"kondensatorbatteri til solcelleanl\u00e6g\" class=\"wp-image-3767\" srcset=\"https:\/\/www.ahotech.com\/wp-content\/uploads\/2021\/11\/capacitor-battery-for-solar.jpg 800w, https:\/\/www.ahotech.com\/wp-content\/uploads\/2021\/11\/capacitor-battery-for-solar-300x300.jpg 300w, https:\/\/www.ahotech.com\/wp-content\/uploads\/2021\/11\/capacitor-battery-for-solar-150x150.jpg 150w, https:\/\/www.ahotech.com\/wp-content\/uploads\/2021\/11\/capacitor-battery-for-solar-768x768.jpg 768w, https:\/\/www.ahotech.com\/wp-content\/uploads\/2021\/11\/capacitor-battery-for-solar-600x600.jpg 600w, https:\/\/www.ahotech.com\/wp-content\/uploads\/2021\/11\/capacitor-battery-for-solar-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>\u2163. Sporingsevaluering af langsigtet p\u00e5lidelighed<\/p>\n\n\n\n<p>4.1 Test af ydeevnep\u00e5lidelighed<\/p>\n\n\n\n<p>Hvorvidt den sammensatte str\u00f8mforsyning kan levere stabil udgangskapacitet i hele OBU&#039;ens levetid, er et sp\u00f8rgsm\u00e5l, der skal v\u00e6re opm\u00e6rksom p\u00e5 i praktiske anvendelser. HPC1520, som har v\u00e6ret brugt i indbyggede OBU&#039;er i ETC-systemer p\u00e5 markedet i fem \u00e5r, blev indsamlet for at udf\u00f8re en afladningsydelsestest med et nyt batteri: -10 \u2103 800mA, 10 ms\/1min, sammenlignet med \u00e6ndringer i ydelsen for HPC1520 som f\u00f8lger: Gennem test og sammenligning konstateres det, at HPC1520 har fungeret i fem \u00e5r ved lav temperatur -10 \u2103, og belastningssp\u00e6ndingen p\u00e5 800mA pulsafladning er lidt lavere end den nye belastningssp\u00e6nding p\u00e5 0,1V, men den har stadig evnen til at levere pulsafladning med stor str\u00f8m i praktisk anvendelse.<\/p>\n\n\n\n<p>4.2 Test af langsigtet p\u00e5lidelighed<\/p>\n\n\n\n<p>Den indbyggede OBU-enhed, der er installeret i k\u00f8ret\u00f8jets forrude, befinder sig i et lukket udend\u00f8rs milj\u00f8 i l\u00e6ngere tid. For bedre at kunne evaluere p\u00e5lideligheden af den kompositte str\u00f8mforsynings ydeevne under s\u00e5danne brugsforhold er det n\u00f8dvendigt at placere batteripakken i et glasuderrum for at udf\u00f8re solindstr\u00e5lingseksperimenter for at simulere de faktiske driftsforhold og for at holde styr p\u00e5 \u00e6ndringer i batteripakkens ydeevne under disse opbevaringsforhold. Gennem langtidssporing i solindstr\u00e5lingseksperimentet forbliver b\u00e5de tomgangssp\u00e6ndingen og belastningssp\u00e6ndingen for den kompositte str\u00f8mforsyning stabile. Derudover er der intet defekt batteri, hvilket kan opretholde en h\u00f8j p\u00e5lidelighed i henhold til de nuv\u00e6rende faktiske opbevaringsdata p\u00e5 450 dage. Arrhenius-formlen viser, at reaktionshastighedskonstanten er eksponentielt relateret til temperaturen, hvilket betyder, at hastigheden af den kemiske reaktion stiger med 2 til 4 gange for hver 10 graders temperaturstigning, og 200 dages opbevaring ved 60 \u2103 svarer til 10 \u00e5r opbevaring ved stuetemperatur. Gennem langtidssporing af opbevaringseksperimentet ved 60 \u2103 forbliver b\u00e5de tomgangssp\u00e6ndingen og belastningssp\u00e6ndingen for den kompositte str\u00f8mforsyning stabile. Og ud fra de nuv\u00e6rende data p\u00e5 300 dage (svarende til 15 \u00e5rs opbevaring ved stuetemperatur) er der ingen batterifejl, hvilket kan give en meget stabil str\u00f8mudgangskapacitet.<\/p>\n\n\n\n<p>\u2164. Resum\u00e9 af ans\u00f8gning<\/p>\n\n\n\n<p>ER14250+HPC1520+fotovoltaiske batterier, den kompositstr\u00f8mforsyning med dobbelt str\u00f8mforsyning, har funktioner som fuld forsegling, bredt temperaturomr\u00e5de, lav selvafladningshastighed, lang levetid, h\u00f8j p\u00e5lidelighed, let v\u00e6gt, sikkert design osv., som er blevet anvendt med succes i forskellige produkter inden for intelligente transportsystemer. Gennem langtidstest af markedet er dens stabilitet blevet bredt anerkendt, og den foretr\u00e6kkes ved sammenligning af ydeevne med andre.<\/p>","protected":false},"excerpt":{"rendered":"<p>Abstract: With the rapid development of highway construction and the increase of automobile ownership in China, the traditional collection system is difficult to meet the development needs. Thus the intelligent transportation electronic toll collection system (ETC) is one of the effective means to solve the problem, and the on-board equipment OBU is an important part [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-3972","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Solar Energy+HPC1520+ER14250\u2014\u2014Perfect Dual Power Supply Solutions for the OBU of ETC System - Ahotech.com<\/title>\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.ahotech.com\/da\/solenergi-hpc1520er14250-perfekte-dobbelte-stromforsyningslosninger-til-obu-af-etc-systemet\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Solar Energy+HPC1520+ER14250\u2014\u2014Perfect Dual Power Supply Solutions for the OBU of ETC System - Ahotech.com\" \/>\n<meta property=\"og:description\" content=\"Abstract: With the rapid development of highway construction and the increase of automobile ownership in China, the traditional collection system is difficult to meet the development needs. 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