Chimiro uye Nheyo yeABB VD4 Circuit Breaker Operating Mechanism

The VD4, ABB's ine mukurumbira wepakati-voltage circuit breaker, yakatengesa miriyoni imwe yemayuniti pasi rese. Pasinei nekuvimbika kwayo, kukanganisa kunoitika, kunyanya mumashandisirwo ekushanda. Vashandi vekuchengetedza vanovimba negwaro reABB, asi madhairekitori akadzama ari kushomeka. Nekuburitsa VD4 yakaraswa, munyori anopa ruzivo rwekubatsira mubasa rinoshanda.

Iyo VD4 michina inoratidzira planar mupumburu chitubu uye main shaft, ine akawanda-nhanho kutsika kwekugadzirisa chinzvimbo uye kutendeuka, kubuda kuburikidza necam lever.

1.Energy Storage:

Iyo VD4 inoshandisa yakagadzikana planar mipumburu zvitubu, inovandudza mashandisirwo emagetsi kana ichienzaniswa nezvitubu zvechinyakare.

Edited Text:

Mufananidzo 1: Ndege Mupumburu Chitubu

Sezvinoratidzwa muMufananidzo 1, imwe magumo echitubu chemupumburu wendege inochengetedzwa kune huru shaft, nepo imwe magumo inonamirwa kune chitubu casing. Munguva yekuchengetwa kwesimba, iyo huru shaft kupera kwechitubu chevolute inoramba yakamira, uye mota yekuchengetera simba kana dombo rekuchengetedza simba rinotenderedza chitubu casing newachi (sezvinoonekwa kubva kuruboshwe rwechigadziriso; iyo inotaridzika inoshanda mukati mese) kuburikidza neratchet pawl, cheni, uye giya hombe, nekudaro ichisimbisa chitubu chemupumburu.

Kana zvasvika pakuvhura nekuvhara mashandiro, magumo egoko rechitubu chemupumburu anogadziriswa, uye pakuburitswa kwemushini wekugumbusa, shaft huru inotenderera newachi pasi pekutyaira kwechitubu chemupumburu, ichiburitsa simba rayo rakachengetwa.

Tichifunga kuti VD4 inoshandisa planar mupumburu chitubu, shanduko pakati penyika "isina kuchajwa" uye "yakachengetwa" yechirimo inosiyana kubva kune dzakawanda-inoshanda muchirimo. Inosanganisira gap-yakagadziriswa gadziriso pamupumburu chitubu chegoko, chinofambiswa nekubatanidza dhisiki, yekubatsira cam yakamisikidzwa kune main shaft, uye roller yakaiswa pane simba rekubatanidza tsvimbo yekubatanidza. Mumashoko akareruka, kana simba rekuchengetedza simba rapera, roller, inotungamirirwa nesimbi yekuchengetedza simba rekubatanidza tsvimbo, inopinda muchidimbu pane diski. Nekuda kweizvozvo, iyo simba rekuchengetedza simba rekubatanidza tsvimbo inotenderera kune chaiyo kona, ichikurudzira yakabatana yekuchengetedza simba yekubatsira kuonana uye simba rekuchengetedza mechanical chiratidzo kuchinjira kune "Energy Stored" mamiriro. Kusiyana neizvi, panguva yekuvhara kwevhavha yekuvhara, iyo yakawanda radius yekamera yekubatsira inopfuura nepakati pe diski, ichisundira roller kumucheto wekunze we diski. Chiito ichi chinotyaira chibatiso chesimba chekubatanidza kudzoka kukona kwayo kwepakutanga, zvichiita kuti simba rekuchengetedza simba riwedzere kubata uye chekuchengetedza magetsi mechanical chiratidzo chidzokere ku "Non-Energy Stored".

Mufananidzo 2: Schematic Diagram of Energy Storage State Transition

Izvo zvakakosha kuti uzive kuti, mune yechinyakare VD4 switch iyo iri munzvimbo yakavhurika isina simba rekuchengetedza, yakakura huwandu hwesimba hunoramba hwakachengetwa mukati me planar scroll spring. Naizvozvo, kuchengetedza kunofanirwa kutorwa.

2. Rwendo Module

Iyo yerwendo module yeVD4 switch inoshanda meshini inozvirumbidza yakapfava uye yakasarudzika dhizaini. Zvisinei nekuoma kwayo kuri pachena, pakuibvisa nekuiongorora, moduru yese yekutsika inogona kukamurwa kuita matatu akakosha ekutsika zvimiro:

Yekutanga-nhanho yekutsika chimiro ine yekumberi roller uye bhureki disc rehombe-yakaita fan-plate, inoshanda seyakasarudzika "detent + roller" yekutsika chimiro. Danho rechipiri rinosanganisira ndiro hombe-yakaita fan uye hombe hafu-shaft, ichigadzira yakajairwa "hafu-shaft + fan-shaped plate" chimiro chekugumburwa. Danho rechitatu rinosanganisira yekuvhura hafu-shaft, yekuvhura-yakaita fan-plate, yekuvhara hafu-shaft, uye yekuvhara-yakaita fan-plate, iyo pamwe chete inoumba maviri seti e "half-shaft + fan-shaped plate" tripping clamp musanganiswa.

Mufananidzo 3: Chimiro cheDhipatimendi reRwendo Module

Iyo yerwendo module yeVD4 switch yekushanda meshini inoshanda zvese kubata uye kutsika basa. Ngationgororei mumabasa aya zvakadzama.

Kubata Basa:

Tichitora nzvimbo yekuvhara semuenzaniso, kana chiito chekuvhara chapera, roller yepamberi yeplate hombe yakaita sefan inowira mune inopindirana slot pane brake disc. Panguva ino, iyo huru hafu-shaft inobatwa zvakachengeteka panzvimbo nepinicer chimiro chakaumbwa nekuvhura uye kuvhara mahwendefa echikamu. Izvi zvinodzivirira mabheji epamberi emahwendefa makuru echikamu kubva pakusimudzwa, kunyatsovhara bhureki disc uye kuchengetedza shaft huru munzvimbo yekuvhara.

Tripping Function:

Zvino, ngatitarisei basa rekufambisa tichishandisa chiitiko chekuvhura semuenzaniso. Kana iyo mechanic ikagamuchira murairo wekuvhura, hafu-axis yekuvhura inotenderera newachi kuburikidza neimwe kona. Kufamba uku kunoita kuti feni yeplate yekuvhura irasikirwe nefulcrum yechinguvana uye ichitenderera ichienda newachi, ichipatsanura chimiro chetsigiro chakaita sepincere chinoumbwa nekuvhura nekuvhara mahwendefa akaita sefani. Nekuda kweizvozvo, iyo hombe hafu-axis inotenderera inopesana newachi pasi pechiito chekudzoka chitubu, ichiburitsa ndiro hombe-yakaita fan. Iyo hombe yakaita sefan ndiro inozosimudza roller yekumberi pasi pechiito chekudzoka chitubu, ichiburitsa bhureki disc. Iyo brake disc inotenderera newachi pasi pekuita kwechitubu chemupumburu, ichitanga chiitiko chekuvhura.

Munguva yekuvhura nzira, tsvimbo yekubatanidza pane yekubatsira shaft yekuvhura uye yekuvhara chinzvimbo (sezvakaratidzwa muMufananidzo 4) inosundira iyo yekuvhura chikamu ndiro kuti igadzirise uye iite zvakare nekuvhura hafu-shaft. Izvi zvinomisikidza zvakare chimiro chetsigiro chakaita simbi chakaumbwa nechikamu chekuvhura nekuvhara uye chinosundira hombe hafu-shaft kudzokera kumakona ayo epakutanga. Panguva imwe cheteyo, madhisiki ekubatsira kumativi ose e-brake disc anobata kumashure e-back roller ye-fan-shaped plate sezvavanotenderera nehombe huru. Izvi zvinosimudza chikamu chekumashure cheplate hombe yakaita sefeni uye inodzikisa chikamu chemberi, ichichigadzirira kukiya kunotevera kwerori remberi kune brake disc.

Mufananidzo 4: Kuvhura uye Kuvhara Nzvimbo Yekubatsira Shaft Inobatanidza Rod

Iyo yekubatsira shaft yekubatanidza tsvimbo inoita basa rakakosha mukushanda kweVD4 switch mechanic. Inochengetedza shanduko yakatsetseka pakati pekuvhura nekuvhara zvinzvimbo nekubatanidza kuvhura uye kuvhara mahwendefa echikamu uye kufambisa kufamba kwavo.

3. Output Module

Iyo inobuda module yeVD4 inoshanda mashandiro chinhu chakakosha chinoshandura kutenderera kwekufamba kweiyo shaft huru kuita mutsara wekufamba unodiwa pakuvhura nekuvhara wedunhu. Iyo ine matatu cam discs akaiswa pane hombe shaft uye matatu-aviri-ruoko anofambisa malink ari pazasi pemashini.

Iyo kaviri-ruoko inofambisa chinongedzo inoshanda serevheti, ine fulcrum yayo iri pakati. Kumucheto kwemberi kwerevhisi kunopesvedzerwa nekam disc pane hombe shaft, nepo yekumashure yakabatana neinodzivirira dhonza tsvimbo yevacuum bubble uye yekuvhura chitubu.

Munguva yekuvhara, iyo cam disc inotenderera neiyo huru shaft, ichidzvanya pasi pama rollers kumucheto kumberi kwekaviri-ruoko runofamba link. Ichi chiito chinosimudza kumucheto kwechibatanidza, kusundira insulating yekudhonza tsvimbo kumusoro uye kuvhara madhiri uye static mabatiki mukati mevacuum bubble. Panguva imwe chete, chitubu chekuvhura chinotsikirirwa, kuchengetedza simba rekushanda kunotevera kuvhura.

Sezvineiwo, panguva yekuvhurwa kwekushanda, cam disc inotenderera yakatarisana, ichiburitsa ma rollers pamucheto wepamberi weiyo mbiri-ruoko inofamba link. Izvi zvinobvumira chitubu chekuvhura kuti chiwedzere, kupatsanura ane simba uye akamira mabatiro uye kuvhura dunhu.

4. Kukiya Basa

Iyo VD4 inoshanda michina inosanganisira yakazara yekuvhara basa rinowedzera kuchengetedzwa uye kuvimbika. Heano kutarisisa kune yega yega yekuvhara maficha:

1. Kurambidza Kuvhara Kana Handcart iri Pakati Penzvimbo:
   • Electromagnet yekuvhara yekuvhara (Y1) yakaiswa.
   • Limit switch (S8 uye S9) yakabatana pamwe chete nekuvhara yekuvhara magetsi magineti kuti iite yekuvhara yekuvhara reketi.
   • Kana ngoro yemaoko iri munzvimbo yekuyedza kana chinzvimbo chekushanda, ingave S8 kana S9 inobatana nevhavha yekuvhara wedunhu, ichichaja yekuvhara yekukiya magineti uye kuburitsa kukiya kwemakanika kwekuvhara semi-axis.
   • Mutsindo wekubatsira (S2) muvharovha yekuvhara yevhavha yedunhu yakabatanidzwa munhevedzano neinofambisa simbi core yekuvhara yekuvhara magetsi emagetsi, kugadzirira dunhu rekuita murairo wekuvhara.wataurwa pamusoro apa, chiyero chinobatanidza kuvhara kwemagetsi uye kuvhara kwemagetsi, inova chirongwa chakakwana chekuvhara.

Tsananguro yacho yakapa tsanangudzo yekukosha uye kushanda kweiyo yekubatsira switch S2 muvharo rekuvhara yeVD4 yemagetsi control wiring diagraph ye handcart-type circuit breaker. Heino pfupiso uye tsananguro yezvakakosha pfungwa:

Wekubatsira Shandura S2 muKuvhara Circuit

1. Enhanced Locking Kuvimbika:
   • Iyo yekubatsira switch S2 inoshandiswa pamwe chete neyemakanika kukiya inopihwa nekuvhara yekuvhara magineti Y1.
   • Iyi mbiri yekuvhara nzira inowedzera kuvimbika kwebasa rekuvhara redunhu.
2. Kudzivirira Kupisa uye Kukuvadza:
   • Kana S2 isingabatanidzwe mudunhu rekuvhara, uye cheketi inotyora ruoko inogamuchira murairo wekuvhara ichiri pakati penzvimbo, dunhu rekuvhara raizopihwa simba.
   • Nekuda kwechivharo chekuvhara yekuvhara yekuvhara electromagnet Y1, yekuvhara hafu-axis haigone kutenderera, ichidzivirira kutyora kwedunhu kuvhara.
   • Izvi zvinotungamira mukusimba kwenguva refu kweyekuvhara electromagnet, zvichiita kuti iwedzere uye inogona kupisa.
3. Webetsero Chinja Basa:
   • Nekusanganisira S2 mudunhu, inova nechokwadi chekuti magetsi ekuvhara anongopihwa simba kana muparadzi wedunhu ari munzvimbo chaiyo yekuvhara.
   • Izvi zvinodzivirira simba risingakoshi uye kukuvara kunogona kuitika kune electromagnet.

Kuvhara Interlock Mechanism

1. Mechanical Locking:
   • Iyo yekuvhara yekuvhara masisitimu ndeye yakanyatso mechanical sisitimu inoshandisa mana-link dhizaini inoumbwa nedunhu rekinoroka interlock plate, interlock lever, uye yekukiya lever.
   • Iyi nzira inotangwa pakati peiyo lead screw yemotokari chassis uye yekuvhara hafu-shaft yedunhu rinotyora.
2. Kushanda:
   • Kana iyo yedunhu inotyora handcart iri muyedzo kana chinzvimbo chekushanda, dhizaini yekuvharisa inovharira ndiro mune chassis yakachinjika, ichibvumira yekuvhara hafu-shaft kutenderera zvakasununguka.
   • Kana ngoro yemaoko iri pakati pepakati, ndiro inovharika inosimudzwa nekona yekutungamirira, zvichiita kuti chibatiso chekukiya chibatane nekamera yepurasitiki yehafu-shaft yekuvhara, ichikiya kutenderera kwayo.

Mukupedzisa, iyo yekubatsira switch S2 muyevha yekuvhara uye yekuvhara yekuvhara masisitimu ese ari maviri akakosha zvikamu zvinovimbisa kushanda kwakachengeteka uye kwakavimbika kweyedunhu rinotyora ruoko. Vanoshanda pamwe chete kudzivirira kuvharwa kusingatenderwi kana kusachengeteka uye kuchengetedza midziyo kubva mukukuvadzwa kunogona kuitika.

Mufananidzo 6 Kuvhara Interlock Mechanism

Tsananguro yakapihwa inopa yakadzama pamusoro peiyo VD4 handcart chassis zvikamu nemabasa avo, kunyanya kutarisa nzira dzekuchengetedza uye zvipingaidzo zvekushanda. Heino pfupiso uye tsananguro yezvakakosha pfungwa:

1. Chassis Deformation uye Maintenance:
   • Chidzidzo ichi chakaratidza kuti chassis deformation kana jamming inogona kudzivirira kukiya kwemuchina kuburitsa nemazvo, zvichitungamira mukupisa coil yekuvhara.
   • Kuti udzivise izvi, kugara uchiongorora uye kugadzirisa zvinhu zvine hukama kunofanirwa kuitwa kuona kuti chassis iri mukushanda kwakanaka.
2. Kuvhara Handcart Movement Kana Circuit Breaker Yavharwa:
   • Iyo VD4 switch inoshandisa mechanical yekuvhara nzira kudzivirira handcart kubva pakufambiswa mukati kana kunze kana dunhu rakavharwa.
   • Izvi zvinowanikwa kuburikidza nekushandira pamwe pakati pekuvhara furemu pandiro yakavharika uye yekumberi ma rollers eB-chikamu chembiri-ruoko chinofambisa chinongedzo.
   • Kana muvharidzi wedunhu akavharwa, ma rollers epamberi anotsikirirwa pasi, achigadzira gomba duku nevhavha yekuvhara. Kuedza kufambisa ngoro yemaoko kuchaita kuti sikuruu yelead isundidzire painterlock plate, iyo inobva yadairira pasiruu yekutungamirira, ichivharira kufamba.
3. Kuvharira Kuvhara Kuchinja Pasina Kuchengetedza Simba:
   • Izvo zvakakosha kuti muparadzi wedunhu ave nesimba rakakwana rakachengetwa risati ravharwa.
   • Pasina simba rekuchengetedza kana kusakwana kwesimba rekuchengetedza, kukurumidza kwekuvhara uye simba zvinodzikira, izvo zvinogona kutungamirira kukuvhara kukundikana.
   • Iyo VD4 switch inoshandisa kubatirana pakati pesimba rekuchengetedza rekuvhara ndiro uye yekuwedzera ndiro yekuvhara-yakaita fan-plate kuvharira kuvhara kana pasina simba rekuchengetedza.
   • Kana kuchengetedza kwesimba kwapera, roller pane simba rekuchengetedza simba rekubatanidza tsvimbo inobatana ne disc, ichibvumira muparadzi wedunhu kuvhara kazhinji.

Muchidimbu, zvikamu zveVD4 handcart chassis zvinosanganisira nzira dzekuchengetedza kudzivirira kushanda kusina kunaka, zvakadai sekuvhara kufamba kana mhepo inoputika yakavharwa uye kudzivirira kuvhara pasina simba rakakwana rekuchengetedza. Nguva dzose kugadzirisa uye kuongororwa kwezvikamu izvi zvakakosha kuti uone kushanda kwakachengeteka uye kwakavimbika kwemidziyo.

Mufananidzo 8 a Energy yekuchengetedza yekuvhara ndiro chinzvimbo kana simba rachengetwa

Rugwaro Rwakadzokororwa:

Mufananidzo 8(b) unoratidza nzvimbo yesimba rekuvhara simba rekuvhara kana pasina simba rakachengetwa.

Kuzadzisa iyo yambotaurwa mechanical yekuvhara michina, iyo VD4 switch inobatanidzwa zvakare munhevedzano neiyo simba rekuchengetedza yekubatsira switch S1 (sezvakaratidzwa muFigure 5) mukati mekuvhara dunhu. Urongwa uhwu hunosimudzira basa rekuvhara magetsi uye kudzivirira kubva pakutsva kwemagetsi ekuvhara.