{"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":"aurinkoenergia-hpc1520er14250-taydellinen-kaksoisvirtalahderatkaisu-obu-jarjestelmaan-jne","status":"publish","type":"page","link":"https:\/\/www.ahotech.com\/fi\/solar-energyhpc1520er14250-perfect-dual-power-supply-solutions-for-the-obu-of-etc-system\/","title":{"rendered":"Aurinkoenergia+HPC1520+ER14250\u2014T\u00e4ydelliset kaksoisvirtal\u00e4hderatkaisut ETC-j\u00e4rjestelm\u00e4n OBU:lle"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Tiivistelm\u00e4: Kiinan nopean tieliikenteen kehityksen ja autojen omistuksen kasvun my\u00f6t\u00e4 perinteisen tiemaksuj\u00e4rjestelm\u00e4n on vaikea vastata kehitystarpeisiin. Siksi \u00e4lyk\u00e4s liikenteen s\u00e4hk\u00f6inen tiemaksuj\u00e4rjestelm\u00e4 (ETC) on yksi tehokkaimmista keinoista ratkaista ongelma, ja ajoneuvoon asennettava OBU on t\u00e4rke\u00e4 osa ETC-j\u00e4rjestelm\u00e4\u00e4. T\u00e4ss\u00e4 artikkelissa kuvataan lyhyesti OBU:n toimintaominaisuudet ja virrankulutustila maksutapahtuman aikana. Artikkelissa kehitet\u00e4\u00e4n my\u00f6s ER14250 (1400mAh) + HPC1520+ aurinkopaneelien kaksoisvirtal\u00e4hderatkaisu, jolla on korkea luotettavuus ja pitk\u00e4 k\u00e4ytt\u00f6ik\u00e4 sek\u00e4 suuri teho. Ratkaisu perustuu OBU:n k\u00e4yt\u00e4nn\u00f6n sovellusominaisuuksiin ja tehontarpeen etuihin ja haittoihin. Markkinoiden testien perusteella ratkaisu pystyy vastaamaan OBU:n ty\u00f6tarpeeseen hyvin ja on parempi kuin muut vaihtoehdot.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Avainsanat: ETC-j\u00e4rjestelm\u00e4; Ajoneuvoyksikk\u00f6; ER14250 + HPC1520 + kapasitiivinen virtal\u00e4hde aurinkos\u00e4hk\u00f6komposiittiakulle; Kaksoisvirtal\u00e4hde; Pitk\u00e4aikainen luotettavuus<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">I. Yleiskatsaus ETC:hen<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00e4hk\u00f6inen tiemaksujen keruuj\u00e4rjestelm\u00e4 on maailman edistynein tie- ja siltatiemaksujen keruuj\u00e4rjestelm\u00e4. Ajoneuvon tuulilasiin asennetun OBU-elektronisen tunnisteen ja tietulliaseman ETC-kaistalla olevan mikroaaltoantennin v\u00e4lisen mikroaaltotiedonsiirron ansiosta se hy\u00f6dynt\u00e4\u00e4 tietokoneverkkotekniikkaa ja taustalla tapahtuvaa pankkisiirtoprosessia, jotta ajoneuvo voi kulkea tie- ja siltatietulliaseman l\u00e4pi ilman pys\u00e4k\u00f6inti\u00e4 ja saavuttaa tie- ja siltamaksujen tarkoituksen. Herk\u00e4t OBU-j\u00e4rjestelm\u00e4moduulit voidaan jakaa kolmeen toimintatilaan: lepotilaan, kauppaa edelt\u00e4v\u00e4\u00e4n tilaan ja kauppaa edelt\u00e4v\u00e4\u00e4n tilaan. Viestint\u00e4tilan muutos heijastaa OBU-tapahtuman tilaa sen kulkiessa ETC-j\u00e4rjestelm\u00e4n l\u00e4pi. Suurin virrankulutus koko kaupank\u00e4yntiprosessissa on kortinlukuprosessi kaupank\u00e4yntitilassa, ja hetkellinen virta voi olla yli 150 mA.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">II. Ajoneuvolaitteen virrankulutuksen ja k\u00e4ytt\u00f6i\u00e4n analyysi k\u00e4yt\u00e4nn\u00f6n sovellusymp\u00e4rist\u00f6ss\u00e4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ETC:n OBU-virtal\u00e4hteen ominaisuuksien mukaan sen on t\u00e4ytett\u00e4v\u00e4 paitsi \u00e4\u00e4rimm\u00e4isten ulkoilmaolosuhteiden, kuten talven (-40 \u2103) Koillis-Kiinassa, kes\u00e4n (+85 \u2103) Lounais-Kiinassa ja korkean kosteuden (85%RH) Kaakkois-Kiinan rannikkoalueilla, purkausvaatimukset, my\u00f6s pitk\u00e4n k\u00e4ytt\u00f6i\u00e4n, korkean luotettavuuden, turvallisuuden ja ymp\u00e4rist\u00f6nsuojelun vaatimukset. Lis\u00e4ksi se vaatii virransy\u00f6t\u00f6lle v\u00e4litt\u00f6m\u00e4n suuren virtapulssin. Keskim\u00e4\u00e4rin valtaosa OBU-laitteista Kiinan nykyisill\u00e4 markkinoilla myyd\u00e4\u00e4n alle 10 kertaa tai jopa alle kerran p\u00e4iv\u00e4ss\u00e4. Laboratoriossa mitattujen virrankulutustietojen perusteella laskettuna yli 1000 mAh:n virtal\u00e4hteell\u00e4 voidaan teoriassa saavuttaa yhteens\u00e4 20 000 tapahtumaa ja yli 5 vuoden k\u00e4ytt\u00f6ik\u00e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">III. OBU-laitteiden virtaratkaisujen vertailu<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.1 Ladattavat akut + aurinkos\u00e4hk\u00f6akut<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Niille on ominaista alhaiset materiaalikustannukset, korkea purkausvirta, korkea itsepurkautumisnopeus, kapea k\u00e4ytt\u00f6l\u00e4mp\u00f6tila-alue, alhainen kapasiteetin s\u00e4ilyvyys, monimutkaiset virranhallintapiirit, aurinkoakut + j\u00e4nnitteenmuunnospiiri, korkea muunnostehokkuus, hyv\u00e4 j\u00e4nnitteen vakautuskyky, j\u00e4nnitteenmuunnospiirin korkea hinta ja h\u00e4iri\u00f6t ajoneuvolaitteiden s\u00e4hk\u00f6linjoissa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.2 ER14250+HPC1520+aurinkos\u00e4hk\u00f6akut (kuten kuvassa):<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Niille on ominaista korkea luotettavuus, laaja k\u00e4ytt\u00f6l\u00e4mp\u00f6tila-alue, alhainen itsepurkautumisnopeus ja rajoitettu suurten virtapulssien l\u00e4ht\u00f6kapasiteetti. Ratkaistakseen \u00e4lykk\u00e4\u00e4n liikennej\u00e4rjestelm\u00e4n virtal\u00e4hteen turvallisuus- ja luotettavuusongelmat sek\u00e4 ymp\u00e4rist\u00f6yst\u00e4v\u00e4llisyyden, Shenzhen Langsheng New Energy Technology Co., Ltd. on suunnitellut ja kehitt\u00e4nyt komposiittivirtal\u00e4hteen, joka yhdist\u00e4\u00e4 suuren energiatiheyden omaavan ER14250-litiumtionyylikloridiakun (kapasiteetti 1400 mAh) varavirtal\u00e4hteen\u00e4 ja akkukondensaattorin HPC1520, jolla on suuret teho-ominaisuudet ulkol\u00e4mp\u00f6tilan ker\u00e4\u00e4j\u00e4n kaksoisvirtal\u00e4hderatkaisun mukaisesti, jota on k\u00e4ytetty viiden vuoden ajan. Komposiittivirtal\u00e4hteell\u00e4 on pitk\u00e4 k\u00e4ytt\u00f6ik\u00e4, korkea teho, turvallisuus ja luotettavuus, laaja k\u00e4ytt\u00f6l\u00e4mp\u00f6tila jne., mik\u00e4 sopii erityisesti ulkok\u00e4ytt\u00f6\u00f6n matalissa ja korkeissa l\u00e4mp\u00f6tiloissa. Sill\u00e4 on my\u00f6s HPC-akkukondensaattorin korkea pulssiteho ja ER-litiumtionyylikloridiakun korkea luotettavuus ja pitk\u00e4 k\u00e4ytt\u00f6ik\u00e4. Yleisesti ottaen HPC1520 ladataan aurinkos\u00e4hk\u00f6akulla. Kun tarvitaan suuria virtapulsseja, virta sy\u00f6tet\u00e4\u00e4n suoraan HPC-akkukondensaattorista. Kun aurinkopaneelit eiv\u00e4t toimi, litium-tionyylikloridiakku lataa HPC:t\u00e4 pienell\u00e4 virralla, jolloin litium-tionyylikloridiakun kapasiteetti vapautuu t\u00e4ysin pienell\u00e4 virralla ja akun kapasiteettia voidaan hy\u00f6dynt\u00e4\u00e4 mahdollisimman tehokkaasti. T\u00e4m\u00e4 toimintaperiaate on my\u00f6s linjassa ajoneuvon virransy\u00f6tt\u00f6\u00f6n liittyvien jaksottaisen k\u00e4yt\u00f6n vaatimusten kanssa.<\/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=\"kondensaattoriakku aurinkoenergialle\" 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 class=\"wp-block-paragraph\">\u2163. Pitk\u00e4aikaisen luotettavuuden seuranta-arviointi<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4.1 Suorituskyvyn luotettavuuden testaus<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00e4yt\u00e4nn\u00f6n sovelluksissa on kiinnitett\u00e4v\u00e4 huomiota siihen, pystyyk\u00f6 komposiittivirtal\u00e4hde tarjoamaan vakaan l\u00e4ht\u00f6tehon ajoneuvolaitteen koko k\u00e4ytt\u00f6i\u00e4n ajan. HPC1520-laitetta, jota on k\u00e4ytetty markkinoilla olevan ajoneuvolaitteen ETC-j\u00e4rjestelm\u00e4n ajoneuvolaitteessa viiden vuoden ajan, ker\u00e4ttiin purkauskykytesti\u00e4 varten uudella akulla: -10 \u2103 800 mA, 10 ms\/1 min, verrattuna HPC1520:n suorituskyvyn muutoksiin seuraavasti: Testauksen ja vertailun avulla havaittiin, ett\u00e4 HPC1520 on toiminut viisi vuotta alhaisessa l\u00e4mp\u00f6tilassa -10 \u2103, ja 800 mA:n pulssipurkausj\u00e4nnite on hieman alhaisempi kuin uuden 0,1 V:n kuormitusj\u00e4nnite, mutta sill\u00e4 on silti kyky tuottaa suuria pulssipurkausvirtoja k\u00e4yt\u00e4nn\u00f6n sovelluksissa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4.2 Pitk\u00e4aikaisluotettavuuden testaus<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ajoneuvon tuulilasiin asennettu OBU-laite on ulkona suljetussa tilassa pitk\u00e4n aikaa. Jotta komposiittivirtal\u00e4hteen suorituskyvyn luotettavuutta t\u00e4llaisissa k\u00e4ytt\u00f6olosuhteissa voidaan arvioida paremmin, akku on asetettava lasiseen aurinkohuoneeseen auringons\u00e4teilykokeen suorittamiseksi todellisten k\u00e4ytt\u00f6olosuhteiden simuloimiseksi ja akun suorituskyvyn muutosten seuraamiseksi n\u00e4iss\u00e4 s\u00e4ilytysolosuhteissa. Pitk\u00e4aikaisen auringons\u00e4teilykokeen seurannan avulla sek\u00e4 komposiittivirtal\u00e4hteen tyhj\u00e4k\u00e4yntij\u00e4nnite ett\u00e4 kuormitusj\u00e4nnite pysyv\u00e4t vakaina. Lis\u00e4ksi akku ei vioittu, joten se voi yll\u00e4pit\u00e4\u00e4 korkeaa luotettavuutta nykyisten 450 p\u00e4iv\u00e4n todellisten varastointitietojen mukaisesti. Arrheniuksen kaava osoittaa, ett\u00e4 reaktionopeusvakio on eksponentiaalisesti verrannollinen l\u00e4mp\u00f6tilaan, mik\u00e4 tarkoittaa, ett\u00e4 kemiallisen reaktion nopeus kasvaa 2\u20134 kertaa jokaista 10 asteen l\u00e4mp\u00f6tilan nousua kohden, ja 200 p\u00e4iv\u00e4\u00e4 60 \u2103:ssa vastaa 10 vuotta huoneenl\u00e4mm\u00f6ss\u00e4. Pitk\u00e4aikaisseurannan avulla 60 \u2103:ssa tehdyn varastointikokeen avulla sek\u00e4 komposiittivirtal\u00e4hteen tyhj\u00e4k\u00e4yntij\u00e4nnite ett\u00e4 kuormitusj\u00e4nnite pysyv\u00e4t vakaina. Ja 300 p\u00e4iv\u00e4n nykyisten tietojen perusteella (vastaa 15 vuoden huoneenl\u00e4mm\u00f6ss\u00e4 varastointia) ei ole tapahtunut akun vikaantumista, mik\u00e4 voi tarjota eritt\u00e4in vakaan virrantuottokyvyn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2164. Hakemuksen yhteenveto<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ER14250+HPC1520+aurinkos\u00e4hk\u00f6akut, kaksoisvirtal\u00e4hdeyhdistelm\u00e4virtal\u00e4hderatkaisu, jolla on ominaisuuksia, kuten t\u00e4ydellinen tiivistys, laaja l\u00e4mp\u00f6tila-alue, alhainen itsepurkautumisnopeus, pitk\u00e4 k\u00e4ytt\u00f6ik\u00e4, korkea luotettavuus, kevyt paino, turvallinen rakenne jne., ja sit\u00e4 on sovellettu menestyksekk\u00e4\u00e4sti erilaisissa \u00e4lykk\u00e4iden liikennej\u00e4rjestelmien tuotteissa. Pitk\u00e4aikaisten markkinoiden testien kautta sen vakaus on tunnustettu laajalti, ja sit\u00e4 suositaan vertailtaessa suorituskyky\u00e4 muihin.<\/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\/fi\/aurinkoenergia-hpc1520er14250-taydellinen-kaksoisvirtalahderatkaisu-obu-jarjestelmaan-jne\/\" \/>\n<meta property=\"og:locale\" content=\"fi_FI\" \/>\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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