,Automobile air conditioning blower musimboti
Abstract: Iyo mota yemhepo air conditioning system mudziyo wekuona kutonhora, kudziyisa, kuchinjana kwemhepo uye kucheneswa kwemhepo mungoro. Inogona kupa nharaunda yekutyaira yakagadzika kune vafambi, kuderedza kuneta kwakanyanya kwevatyairi, uye kunatsiridza kuchengetedzeka kwekutyaira. Air conditioning midziyo yave imwe yezviratidzo zvekuyera kana mota yakwana. Automobile air conditioning system inoumbwa necompressor, air conditioning blower, condenser, liquid storage dryer, expansion valve, evaporator and blower, etc. Iri bepa rinonyanya kusuma musimboti wemota air conditioning blower.
Nekudziya kwepasi rose uye nekuvandudzwa kwezvinodiwa nevanhu kune nharaunda yekutyaira, mota zhinji dzakashongedzerwa nemagadzirirwo emhepo. Maererano nehuwandu, muna 2000, 78% yemotokari dzinotengeswa muUnited States neCanada dzakagadzirirwa mhepo inogadzirisa mhepo, uye zvino zvinofungidzirwa kuti zvinokwana 90% yemotokari dzine air-conditioned, kunze kwekuunza zvakanaka. kutyaira nzvimbo kuvanhu. Semushandisi wemotokari, muverengi anofanira kunzwisisa musimboti wayo, kuitira kuti mamiriro ekukurumidzira agadziriswe zvakanyanya uye nekukurumidza.
1. Kushanda nheyo yemotokari yefiriji system
Iyo yekushanda musimboti wemota air conditioning refrigeration system
1, iyo yekushanda musimboti wemotokari mhepo inofefetera firiji system
Kutenderera kwemotokari mhepo yekumisikidza firiji system ine maitiro mana: compression, kuburitsa kupisa, throttling uye kupisa kunyura.
(1) Kudzvanya maitiro: iyo compressor inofema tembiricha yakaderera uye yakaderera yekumanikidza refrigerant gasi painobuda evaporator, inoimanikidza mukupisa kwakanyanya uye yakanyanya kudzvanywa gasi, yozoitumira kune condenser. Basa guru rekuita uku nderekumanikidza uye kumanikidza gasi kuti rive nyore kuita liquefy. Munguva yekumanikidza, mamiriro efiriji haashanduke, uye tembiricha nekumanikidza kunoramba kuchikwira, kuchiita gasi rinopisa.
(2) Heat release process: high-temperature uye high-pressure superheated refrigerant gas inopinda mucondenser (radiator) yekupisa kupisa nemhepo. Nekuda kwekudzikira kwekumanikidza uye tembiricha, iyo refrigerant gasi inonyungudika kuita mvura uye inoburitsa huwandu hukuru hwekupisa. Basa rekuita uku ndiko kudzinga kupisa uye condense. Iyo condensation process inoratidzwa nekushanduka kwemamiriro efiriji, ndiko kuti, pasi pemamiriro ekugara achimanikidza uye tembiricha, inoshanduka zvishoma nezvishoma kubva kune gasi kuenda kumvura. Iyo refrigerant fluid mushure mekunyungudika ndeyekumanikidza kwakanyanya uye yakanyanya tembiricha mvura. Iyo yefiriji mvura yakanyungudika, uye iyo yakakura dhigirii ye supercooling, iyo yakakura kugona kwe evaporation kutora kupisa panguva yekubuda kwemhepo, uye zviri nani iyo firiji mhedzisiro, ndiko kuti, kuwedzera kunoenderana mukugadzirwa kwechando.
(3) throttling process: high pressure uye high tembiricha refrigerant liquid inoputirwa nevharuvhu yekuwedzera kuderedza tembiricha nekumanikidza, uye mudziyo wekuwedzera unobviswa mumhute (madonhwe madiki). Basa rekuita nderekutonhodza firiji uye kudzikisira kudzvanywa, kubva pakupisa kwakanyanya uye yakanyanya kudzvanywa mvura kusvika kune yakaderera tembiricha yekumanikidza mvura, kuitira kufambisa kunyura kwekupisa, kudzora simba refiriji uye kuchengetedza yakajairika kushanda kwefiriji. system.
4) Heat absorption process: iyo mhute refrigerant fluid mushure mekutonhora uye kudzvinyirira nevharuvhu yekuwedzera inopinda muevaporator, saka nzvimbo yekubikira yefiriji yakadzikira zvakanyanya kupfuura tembiricha iri mukati me evaporator, saka mvura yemufiriji inobuda mu evaporator uye inovira mukati. gasi. Mune evaporation muitiro kutora yakawanda kupisa kumativi, kuderedza tembiricha mukati motokari. Ipapo tembiricha yakaderera uye yakaderera pressure refrigerant gasi inoyerera ichibva muevaporator uye inomirira kuti compressor inhale zvakare. Iyo endothermic process inoratidzwa nemamiriro efiriji inoshanduka kubva kumvura kusvika kune gasi, uye kudzvanywa hakuchinji panguva ino, ndiko kuti, shanduko yeiyi nyika inoitwa panguva yekumanikidza nguva dzose.
2, iyo yemotokari mhepo inogadzirisa firiji system inowanzo umbwa nemacompressor, macondensers, mvura yekuchengetera mvura, mavharuvhu ekuwedzera, evaporator uye ma blowers. Sezvinoratidzwa muMufananidzo 1, zvikamu zvakabatanidzwa nemhangura (kana aluminium) uye high-pressure rubber tubes kuti iite yakavharwa system. Kana iyo inotonhora ichishanda, nyika dzakasiyana dzefiriji memory dzinotenderera mune ino yakavharwa system, uye kutenderera kwega kwega kune mana akakosha maitiro:
(1) Kudzvanya maitiro: iyo compressor inofema gasi refiriji painobuda evaporator pakadzika tembiricha uye kudzvanywa, uye inoitsikirira mune yakakwirira-tembiricha uye yakakwirira-kumanikidza gasi kubvisa compressor.
(2) Heat release process: high-temperature uye high-pressure superheated refrigerant gasi inopinda mucondenser, uye refrigerant gasi inonyungudutswa kuita mvura nekuda kwekuderedza kudzvinyirira uye kupisa, uye kupisa kwakawanda kunobudiswa.
(3) throttling process: Mushure mefiriji mvura ine tembiricha yakakwira uye kudzvanywa ichipfuura nemuchina wekuwedzera, vhoriyamu inova yakakura, kudzvanywa uye tembiricha inodonha zvakanyanya, uye mudziyo wekuwedzera unobviswa mumhute (madonhwe madiki).
(4) Heat absorption process: iyo mhute refrigerant fluid inopinda muevaporator, saka iyo yekubikira yefiriji yakadzikira zvakanyanya pane tembiricha iri mukati meiyo evaporator, saka iyo mufiriji mvura inoputika kuita gasi. Munguva ye evaporation process, huwandu hukuru hwekupisa hunonyudzwa kumativi ese, uye ipapo tembiricha yakaderera uye yakaderera pressure refrigerant steam inopinda mucompressor.
2 Kushanda musimboti wekufuridza
Kazhinji, mhepo inoputika pamotokari inoputika ye centrifugal, uye nheyo yekushanda ye centrifugal blower yakafanana neye centrifugal fan, kunze kwekuti kudzvinyirira kwemhepo kunowanzoitwa pasi pechiito che centrifugal simba kuburikidza nekushanda kwakawanda. impellers (kana matanho akati wandei). Iyo blower ine yakakwirira-kumhanya inotenderera rotor, uye blade pa rotor inotyaira mhepo kuti ifambe nekukurumidza. Simba recentrifugal rinoita kuti mhepo iende kune feni inobuda ichitevedza mutsara we involute mu involute shape ye casing, uye mhepo inomhanya-mhanya ine imwe pressure yemhepo. Mhepo itsva inozadzikiswa nepakati peimba.
Tichingotaura, kudzvanywa-kuyerera kwehunhu hwe centrifugal blower mutsara wakatwasuka, asi nekuda kwekupokana kwekupokana uye kumwe kurasikirwa mukati me fan, iyo chaiyo yekumanikidza uye kuyerera kwehunhu curve inodzikira zvishoma nekuwedzera kwekuyerera, uye inowirirana simba-kuyerera curve ye centrifugal fan inokwira nekuwedzera kwekuyerera kwekuyerera. Kana iyo feni ichimhanya inogara ichimhanya, nzvimbo yekushanda ye fan inofambisa ichitevedza kudzvanywa-kuyerera kwemaitiro curve. Mamiriro ekushanda kwe fan panguva yekushanda haabvi pakuita kwayo chete, asiwo pane maitiro ehurongwa. Kana iyo pombi network kuramba ichiwedzera, iyo pombi yekuita curve inokwira. Iyo yakakosha musimboti we fan regulation ndeyekuwana iyo inodiwa mamiriro ekushanda nekushandura curve yekushanda ye fan pachayo kana hunhu curve yekunze pombi network. Naizvozvo, mamwe masisitimu akangwara akaiswa pamota kuti abatsire mota kushanda zvakajairika kana ichityaira ichimhanya yakaderera, yepakati kumhanya uye kumhanya kwakanyanya.
Blower control musimboti
2.1 Kudzora otomatiki
Kana iyo "otomatiki" switch yeair conditioning control board ikatsikirirwa, komputa yemhepo inofefetera inogadzirisa otomatiki kumhanya kweinofuridza zvinoenderana neinodiwa inobuda tembiricha yemhepo.
Kana iyo mhepo inoyerera yakasarudzwa mu "chiso" kana "dual flow direction", uye blower iri munzvimbo yakaderera yekumhanya, iyo blower yekumhanyisa inochinja zvinoenderana nesimba rezuva mukati memuganhu wemuganhu.
(1) Kushanda kwekudzora kunonoka
Munguva yekudzora kumhanya kwakaderera, komputa inogadzirisa mhepo inodimbura base voltage yemagetsi matatu, uye iyo triode yemagetsi uye yekupedzisira-yepamusoro-kumhanya relay inodimburwa zvakare. Iyo yazvino inoyerera ichibva ku blower mota ichienda ku blower resistance, yozotora simbi kuita kuti mota imhanye nekumhanya kwakaderera.
Komputa inofefetera mhepo ine zvikamu zvinomwe zvinotevera: 1 bhatiri, 2 iginition switch, 3 heater relay, blower mota, 5 blower resistor, 6 magetsi transistor, 7 tembiricha fuse waya, 8 air conditioning komputa, 9 high speed relay.
(2) Kushanda kwepakati kukurumidza kudzora
Munguva yepakati kumhanya kudzora, iyo triode yemagetsi inounganidza tembiricha fuse, inodzivirira iyo triode kubva mukupisa kwekukuvara. Komputa inofefetera mhepo inoshandura hwaro hwazvino hwesimba retatu nekuchinja siginecha yekuridza dhiraivha kuti iwane chinangwa chekudzora isina waya yekuvhuvhuta mota kumhanya.
3) Kushanda kwepamusoro-kukurumidza kutonga
Panguva yekutonga kwepamusoro-soro, kombiyuta yemhepo inogadzirisa inobvisa magetsi emagetsi emagetsi emagetsi matatu, kubatanidza kwayo No. relay, uyezve kune simbi yesimbi, zvichiita kuti mota itenderere nekumhanya kukuru.
2.2 Preheating
Mune iyo otomatiki yekudzora mamiriro, tembiricha sensor yakagadziriswa muchikamu chepasi cheiyo heater core inoona tembiricha yeinotonhorera uye inoita preheating control. Kana tembiricha inotonhorera iri pasi pe40 ° C uye switch ye otomatiki yakabatidzwa, komputa yemhepo inovhara mhepo inovhara yekufuridza kudzivirira mweya unotonhora kubva pakubuda. Kusiyana neizvi, kana tembiricha inotonhorera iri pamusoro pe40 ° C, komputa inofefetera mhepo inotanga kuvhuvhuta uye inoita kuti itenderere nekumhanya kwakaderera. Kubva ipapo zvichienda mberi, iyo blower kumhanya inodzorwa otomatiki zvichienderana neyakaverengerwa kuyerera kwemhepo uye inodiwa inobuda tembiricha yemhepo.
Iyo preheating control inotsanangurwa pamusoro iripo chete kana mafambiro emhepo asarudzwa mu "pasi" kana "dual flow" nzira.
2.3 Kunonoka kuyerera kwemhepo (chete kutonhora)
Iko kunonoka kuyerera kwemhepo kunobva pane tembiricha mukati meinotonhorera inoonekwa neiyo evaporator tembiricha sensor. delay
Kudzora kwemhepo kunogona kudzivirira kubuda netsaona kwemhepo inopisa kubva kune air conditioner. Uku kunonoka kutonga kushanda kunoitwa kamwe chete kana injini yatangwa uye zvinotevera zvinosangana: 1 compressor oparesheni; Shandura 2 blower control mune "otomatiki" mamiriro (otomatiki switch on); 3 Kudzora kuyerera kwemhepo mu "chiso" mamiriro; Rongedza ku "Face" kuburikidza nekuchinja kwechiso, kana kuseta ku "chiso" mune otomatiki control; 4 Tembiricha mukati meinotonhorera yakakwira kupfuura 30 ℃
Kushanda kwekunonoka kuyerera kwemhepo kunotevera:
Kunyangwe kana zvese zviri pamusoro apa zvasangana uye injini yatangwa, mota yekufuridza haigone kutangwa nekukurumidza. Motokari inoputika ine musiyano we4s, asi compressor inofanira kuchinjwa, uye injini inofanira kutangwa, uye gasi refiriji rinofanira kushandiswa kutonhora evaporator. Iyo 4s rear blower mota inotanga, inoshanda nekumhanya kwakaderera munguva yekutanga ye5s, uye zvishoma nezvishoma inomhanyisa kusvika pakumhanya kwakanyanya munguva yekupedzisira ye6s. Uku kuvhiya kunodzivirira kubuda kamwe kamwe kwemhepo inopisa kubva mumhepo, izvo zvinogona kukonzera kusagadzikana.
Mashoko ekuvhara
Iyo yakakwana yemota-inodzorwa nemhepo inodzorwa nemhepo system inogona kugadzirisa otomatiki tembiricha, hunyoro, hutsanana, maitiro uye kufefetedza kwemhepo mumotokari, uye kuita kuti mweya uri mumotokari ufambe pane imwe kumhanya uye nzira yekupa yakanaka kutyaira nharaunda. vafambi, uye chengetedza kuti vafambi vari munzvimbo yakagadzikana yemhepo pasi pemamiriro ekunze akasiyana uye mamiriro. Inogona kudzivirira girazi rehwindo kubva kuchando, kuitira kuti mutyairi agone kuchengetedza maonero akajeka, uye kupa chivimbiso chekutanga chekutyaira kwakachengeteka.
Kana iwe uchida kuziva zvakawanda, ramba uchiverenga zvimwe zvinyorwa pane ino saiti!
Ndapota tifonere kana uchida zvigadzirwa zvakadaro.
Zhuo Meng Shanghai Auto Co., Ltd. yakazvipira kutengesa MG&MAUXS zvikamu zvemotokari zvinogamuchirwa kutenga.
