Injin marufi mai ci gaba da injin marufi na tsarin sarrafa wutar lantarki na injin dc

Injin marufi na injin tsabtace ruwa mai ci gaba na masara na tsarin sarrafa wutar lantarki na injin dc. Injin marufi na injin tsabtace ruwa mai ci gaba na masara injin dc yana da kyakkyawan farawa, birki da aikin sarrafa gudu, sauƙin sarrafawa, saboda haka, buƙatar farko don daidaita saurin gudu ba tare da matakai ba na lokutan amfani da sarrafa saurin motar dc. Injin tsabtace ruwa mai ci gaba na masara yana da injin tsabtace ruwa mai jerin injin tattarawa , shunt, haɗakar motsawa tare da shi. Sannan gabatar da injin marufi na injin mara ruwa mai ci gaba da masara dc motor start.

1, dalili da ƙa'idar fara juriyar motar dc armature

Injin marufi mai ci gaba da injin marufi na masara na tsarin sarrafa wutar lantarki na injin dc. Injin marufi mai ci gaba da injin marufi na injin dc da aka fara kai tsaye yana da girma sosai, yawanci 10 - don isa ga ƙimar wutar sau 20, samar da babban ƙarfin farawa, yana da kyau don fara motar, amma ƙarfin juyawa mai yawa yana da sauƙin lalata akwatin lantarki na injin da ke juyawa da commutator, saboda haka, juriya ta atomatik a jere tare da armature na iya rage wutar farawa.

Bugu da ƙari, injin marufi na injin tsotsar masara mai ci gaba daban-daban na injin dc mai motsawa a cikin raunin masu amfani da maganadisu sifili, yana iya samar da & wasu Sauri & ko'ina; Abin mamaki, don haka armature kafin samun wutar lantarki a cikin da'irar motsawa na ƙarfin lantarki mai motsawa, kariyar juriya ta jerin a lokaci guda. Don haka sarrafa fara motar dc ya dogara ne akan juriyar jerin da kuma ƙirar kariyar maganadisu mai rauni.

2, tsarin juriya ga armature na motar dc ta hanyar farawa hanya ɗaya

Injin marufi mai ci gaba da injin marufi na tsarin sarrafa wutar lantarki na injin dc. Injin marufi mai ci gaba da injin marufi na dc hanyar farawa ta juriya ga armature ta atomatik ya fi yawa, akwai ƙa'idar saurin atomatik, ƙa'idar farawa da lokacin yanzu, waɗannan za su gabatar bi da bi.

1, ƙa'idar fara saurin gudu

Injin marufi na injin tsabtace ruwa mai ci gaba na masara na tsarin sarrafa wutar lantarki na injin dc. Injin marufi na injin injin dc mai ci gaba da juriya ga armature na injin dc mai hawa ɗaya. Da farko rufe maɓallin wutar lantarki QS1, wutar lantarki mai ban sha'awa, lokacin da maɓallin SB2, wutar lantarki mai lamba KM, kulle kai na KM1, lambobin sadarwa da aka saba buɗewa a rufe, lambobin sadarwa da aka saba rufewa a rufe, wutar lantarki, saboda injin a farkon saurin farawa ya yi ƙasa, armature duk ya karye, don haka armature na jerin R1, R2 da R31 lokacin da saurin ya ƙaru zuwa wani ƙima, armature na saurin KS1 yawanci ana buɗe lambobin sadarwa, armature na jerin a cikin akwatin lantarki ya ragu, armature na jerin a cikin akwatin lantarki kawai, armature na juriya R2 da R3 kawai a cikin akwatin lantarki, yayin da gudun motar ke ci gaba da ƙaruwa, armature na saurin KS2 yawanci ana buɗe lambobin sadarwa da KS3 yawanci ana buɗe lambobin sadarwa an rufe su, jerin tare da armature na juriya suna farawa gaba ɗaya daga ɗan gajeren da'ira.

Lokacin da injin marufi na injin masara mai ci gaba, da'irar motsawa ta ƙarfin lantarki na gazawar wutar lantarki yana haifar da shi a cikin na'urar, MD mai lanƙwasa, juriyar da'irar saki ta R4 da diode VD, kariya, VD da ake kira diode mai kwarara.

2, ƙa'idar farawa ta yanzu

Injin marufi mai ci gaba da injin marufi na tsarin sarrafa wutar lantarki na injin dc. Marufi mai ci gaba da injin marufi na injina da na lantarki na da'irar farawa ta hanya ɗaya. Rufe maɓallin wutar lantarki Qs1, sannan danna maɓallin farawa SB2, marufi mai lokaci KT da mai haɗawa KM na marufi zuwa wutar lantarki a lokaci guda, KMI yawanci yana buɗe marufi na kulle kansa, jerin tare da juriyar armature na fara motar, a lokaci guda marufi mai aiki KA coil wutar lantarki, KA yawanci rufe marufi yana yankewa, yana sa marufi na KM2 ba zai iya ba, lokacin da saurin ya karu zuwa wani takamaiman gudun motar, raguwar wutar lantarki, wutar lantarki ta KA ta saki, rufewar lamba ta rufe akai-akai, wutar lantarki ta KM2, yawanci bude marufi rufe KM2, jerin tare da juriyar armature ya yi gajere, injin yana cikin cikakken juyawa. Ana amfani da marufi mai lokaci lokacin da lokacin, KT yawanci bude marufi ya yanke, tabbatar da cewa marufi na KM2 ba zai wutar lantarki ba, kuma yana jinkiri bayan wani lokaci, yawanci bude marufi rufe don KT, marufi na KM2 don shiryawa.

3, tare da ƙa'idar kunnawa

Injin marufi mai ci gaba da injin marufi na tsarin sarrafa wutar lantarki na injin dc. Injin marufi mai ci gaba da injin marufi na masara ka'idar lokaci ta juriyar armature na motar dc ta hanyar farawa hanya ɗaya. Rufe maɓallin wutar lantarki QS1 da farko, sannan danna maɓallin farawa SB2, na'urar marufi ta lantarki ta KM1, yawanci buɗe lambobin sadarwa na KM1 kulle kai, jerin tare da juriyar armature na motar R1 da R2, wutar lantarki mai ci gaba da injin KT1, jinkiri bayan wani lokaci, KT1 rufe lambobin sadarwa na yau da kullun buɗe, wutar lantarki mai ci gaba da injin KA1, lambobin sadarwa na yau da kullun buɗe, resistor R1 sub ne, wutar lantarki mai ci gaba da injin KT2, a lokaci guda jinkiri bayan wani lokaci, KT2 yawanci buɗe lambobin sadarwa a rufe, wutar lantarki mai ci gaba da injin KA2, lambobin sadarwa na yau da kullun a rufe, juriyar kan nono R2, motar tana cikin cikakken juyawa.

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