Masara ci gaba da injin marufi na tsarin sarrafa lantarki na motar dc.
Masara ci gaba da injin marufi injin dc motor yana da kyakkyawan farawa, birki da aikin sarrafa sauri, sarrafawa mai sauƙi, sabili da haka, farkon buƙatun ƙa'idodin saurin matakan gaggawa na lokuta amfani da sarrafa saurin motar dc.
Masara ci gaba da injin dc yana da jerin vacuum
injin shiryawa, shunt, hadadden zumudi da shi.
Sa'an nan gabatar da masara ci gaba da injin marufi na dc motor fara.
1, dalili da ka'ida na dc motor armature juriya fara
masara ci gaba da injin marufi na injin sarrafa wutar lantarki na motar dc.
Masara ci gaba da injin marufi na yanzu na dc motor da aka fara kai tsaye yana da girma sosai, yawanci 10 - don isa ga halin yanzu.
Sau 20, samar da karfin farawa mai girma sosai, yana da kyau don farawa motar, amma wuce gona da iri yana da sauƙi don lalata akwatin lantarki na injin motsa jiki da mai motsi, sabili da haka, tsayayyar atomatik a cikin jerin tare da armature na iya rage farkon halin yanzu.
Bugu da kari, masara ci gaba da injin marufi daban-daban m dc motor a cikin raunin Magnetic nasara sifili magnetic, na iya samar da & sauran.
Gudun & ko'ina;
Phenomenon, saboda haka armature kafin samun wutar lantarki a cikin da'irar excitation na tashin hankali irin ƙarfin lantarki, jerin juriya kariya a lokaci guda.
Don haka ikon farawa motar dc ya dogara ne akan juriya na jerin da kuma ƙirar kariyar maganadisu mai rauni.
2, Hanyar farawa ta hanya ɗaya ta atomatik dc tsarin juriya na armature
masara ci gaba da injin marufi na injin sarrafa wutar lantarki na motar dc.
Masara ci gaba da injin marufi dc motor armature juriya Hanyar farawa ya fi, akwai ƙa'idar saurin atomatik, ƙa'idar farawa na yanzu da lokaci, mai zuwa zai gabatar da bi da bi.
1, ka'idar saurin farawa
masara ci gaba da injin marufi na injin sarrafa wutar lantarki na motar dc.
Masara ci gaba da injin marufi na'ura dc motor armature juriya ta hanyar farawa ta hanya daya.
Da farko rufe wutar lantarki QS1, wutar lantarki mai ban sha'awa, lokacin da maɓallin SB2, lambar sadarwa ta KM coil wutar lantarki, KM1 kulle kai, rufe lambobin sadarwa na yau da kullun, rufe lambobin sadarwa na yau da kullun, armature na yanzu, saboda motar a farkon saurin farawa. low, gudun gudun ba da sanda duk ya karye, don haka jerin resistor R1, R2 da R31 lokacin da saurin ya karu zuwa wani ƙima, gudun ba da sanda KS1 yawanci ana buɗe lambobin sadarwa, juriya a cikin akwatin lantarki ya ragu, juriya kawai R2 da R3 kirtani a cikin akwatin lantarki, yayin da gudun motar ke ci gaba da hauhawa, gudun ba da sanda KS2 kullum yana buɗe lambobin sadarwa kuma KS3 yawanci buɗe lambobin sadarwa ya rufe, jerin tare da juriya na armature motar gaba ɗaya farawa daga gajeriyar kewayawa.
a lokacin da masara ci gaba da injin marufi marufi, da tashin hankali da'irar wani ikon gazawar electromotive karfi da aka jawo a cikin nada, winding MD, juriya na R4 da diode VD sake da'irar, kariya, VD da ake kira rafi diode.
2, ka'idar farawa na yanzu
masara ci gaba da injin marufi na injin sarrafa wutar lantarki na motar dc.
Masara ci-gaba da kwarara injin marufi na inji da ka'idar lantarki na dc motor armature juriyar fara kewayawa ta hanya ɗaya.
Rufe wutar lantarki Qs1, sa'an nan kuma danna maɓallin farawa SB2, lokaci gudun ba da sanda KT coil da contactor KM na nada zuwa wutar lantarki a lokaci guda, da KMI kullum bude lambobin sadarwa na kai-kulle, jerin tare da armature juriya na farawar mota, a lokaci guda relay KA naɗa wutar lantarki, KA yawanci rufaffiyar lambobin sadarwa suna cire haɗin, yana sanya KM2 coil ba zai iya wutar lantarki ba, lokacin da saurin ya ƙaru zuwa wani saurin injin ɗin, raguwar armature na yanzu, KA naɗa ikon yana fitowa, yawanci. rufaffiyar lamba, KM2 nada wutar lantarki, yawanci bude lambobin sadarwa rufe KM2, jeri tare da armature juriya gajere, motor a cikin lilo.
Ana amfani da lokacin gudu lokacin da lokacin, KT kullum yana buɗe lambobin sadarwa, tabbatar da cewa KM2 coil ba zai zama wutar lantarki ba, da jinkirtawa bayan wani lokaci, yawanci buɗe lambobin sadarwa don KT, KM2 coil don shirya.
3, tare da ka'idar kunnawa
masara ci gaba da injin marufi na injin sarrafa wutar lantarki na motar dc.
Masara ci gaba da vacuum marufi inji lokaci ka'idar na dc motor armature juriya da'irar farko-hanya daya.
Rufe wutar lantarki QS1 da farko, sannan danna maɓallin farawa SB2, na'urar tuntuɓar lantarki na KM1, yawanci buɗe lambobin sadarwa na KM1 kai-kulle, jerin tare da juriya na injin armature R1 da R2, lokacin ba da sandar wutar lantarki KT1 nada, jinkiri bayan wani lokaci lokaci, KT1 rufe kullum bude lambobin sadarwa, relay KA1 nada wutar lantarki, da kullum bude lambobin sadarwa rufe, resistor R1 ne sub, KT2 coil lantarki, a lokaci guda jinkiri bayan wani lokaci, KT2 kullum bude lambobin sadarwa, KA2 nada lantarki, da kullum buɗe lambobin sadarwa a rufe, juriya R2 nono, mota a cikin rawar jiki.
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