Ukuqonda okwenzayo
2024-05-24 6207

I-SILCIIDS-i-Retaisiers elawulwa (i-SCS) isebenza njengeziyobisi ezifanelekileyoZichongwa ngophawu lwabo olukhethekileyo, olubandakanya i-terminal eyongezelelweyo evumela ukuhamba kwangoku.Ukuqonda okucokisekileyo kweSPSS kwenza ukuba kudityaniswe okunempumelelo kweyona ndlela yobufundisi.Esi sicatshulwa sithi seva phantsi kolwakhiwo lwee-SCS, ukuvavanya umaleko ngamnye kunye nezinto ezisetyenzisiweyo.Icacisa iindlela zokusebenza, kubandakanya nendlela enza ngayo i-terminal yesiphelo sesango.Iiphakheji ezahlukeneyo ze-SCR ziyaxoxwa, ukusuka kumphezulu-ntanjeni ukuya kwiindidi zemingxunya, ukubonelela ngokuqonda okusebenzayo ekukhetheni ilungelo lezicelo ezithile.Ngokulandela esi sikhokelo, uya kufakwa kwi-Leces Scrs kwiinkqubo ze-elektroniki ezifanelekileyo.

Ikhathalogu

Umzobo 1: Isimboli se-SCR kunye ne-terminals yayo

I-Silicon ilawulwa ngusimbo

I-Silicon ilawulwa i-rectifier (i-SCR) ifana ne-diode isimboli yediode kodwa ibandakanya i-terminali eyongezelelweyo.Olu luyilo luqaqambisa ukukwazi kweSC ukuvumela okwangoku ukuba kuhambe kwicala elinye-ukusuka kwi-ATODE (A) ukuya kwi-Cathode (k) -Uwayithintela kwelinye icala.Iziphelo ezintathu eziphambili zezi:

I-ALOD (a): i-terminal apho ikhoyo ingena khona xa i-SCR ihamba phambili.

I-Cathode (k): Isiphelo sendlela apho khutshwa khona.

Isango (G): Isiphelo sendlela yokulawula ukuba sibangela i-SCR.

Isimboli ye-SCR sisetyenziselwa i-voistoris, eneempawu ezifanayo.Iindlela zokuhamba ngempumelelo kunye nokulawula zixhomekeke ekuqondeni uphawu.Olu lwazi lusisiseko lubalulekile ngaphambi kokuphonononga ukwakhiwa kwesixhobo kunye nokusebenza, ukunika ukusetyenziswa ngokuphumelelayo kwimijikelezo yombane.

Ulwakhiwo lwe-silicon

I-Silicon ilawulwa i-rectifier (i-SCR) sisixhobo se-semicondcuctor ezine esizinye izinto zohlobo kunye nohlobo lwe-N-Chwetheza, zenza izithethe ezintathu: j1, j2, kunye ne-J3.Makhe siqonde ulwakhiwo sayo nokusebenza ngokweenkcukacha.

Ubume bendawo

Iimbombo zangaphandle: I-P kunye nee-Natient zenziwe kakuhle kakhulu ngokungcola ukwandisa ukwenziwa kombane kwabo kwaye kunciphise ukumelana.Oku kucinezelwa okunzima kuvumela ezi mpahla zokuqhuba ngokukuko imijelo ephezulu, ukuphucula ukusebenza kwe-SCR ngokulawula imithwalo enkulu.

Iimbombo eziphakathi: I-PARER PORS P kunye nee-Natics zenziwe kancinci, okuthetha ukuba zinokungcola ezimbalwa.Oku kukhanya kukukhanya kubalulekile ekulawuleni ukuhamba okukhoyo, njengoko kuvumela ukubekwa kweendawo ezithengiweyo ze-semicondcucriest apho abathwali beselula abakhoyo.Le mimandla iphehleyo iphambili ekulawuleni ukuhamba kwe-Oxpress, ivumela i-SCR ukuba isebenze njengotshintsho oluchanekileyo.

Umzobo 2: P kunye no-N ungqokelela ye-SCR

Unxibelelwano lwesiphelo

I-terminal yeSango: Isiphelo sephepha lixhuma kwi-p-laker pro.Ukufaka isicelo esincinci sesango kwi-SCR, kuvumela i-Scr, ivumela inkulu yangoku yokuhamba kwi-atode kwi-cathode.Nje ukuba ibonwe, i-SCR ihleli ihamba nokuba isango lisusiwe, linike i-voltage eyaneleyo phakathi kwe-anode kunye ne-canode.

Itheminali ye-Anode: i-terminal ye-Anode iqhagamshela kwi-P-Later yangaphandle ye-P-DEER kwaye isebenza njengendawo yokungena kweyona iphambili.Ukuze i-SCR ihambo, i-anode imele ibe ngamandla aphezulu kunenkohliso, kwaye isango kufuneka lifumane ukuqhubela phambili.Kwimeko yokuqhuba, ukuhamba ngoku kwi-anode nge-scr kwi-canode.

I-Cathode i-terminal: I-Cathode iqhagamshela i-terminal ye-witser yangaphandle kwaye isebenza njengendawo yokuphuma kwangoku.Xa i-SCR iqhutywa, i-cathode iqinisekisa ukuhamba ngoku ngendlela echanekileyo, kwi-anode kwi-cathode.

Umzobo 3: Isango, i-anode, kunye ne-cathode yesiphelo

Ukhetho lwezinto ezibonakalayo

Isilicon kukhethwa kwi-Jemanium ngolwakhiwo lolwazi ngenxa yeengenelo ezininzi:

Ukuvuza okuthothileyo okwangoku: I-Silicon inexinzelelo lokuphatha olusezantsi, kubangelwe ukuncitshiswa kwemijelo yokuvuza.Oku kubalulekile ekugcineni ukusebenza kunye nokuthembeka, ngakumbi kwiindawo ezingamaqondo obushushu obuphakathi.

Uzinzo oluphezulu lwe-thermal: I-Silicon inokusebenza kumaqondo obushushu aphezulu kune-Gezeriation, esenza ilungele ukusetyenziswa kwezicelo eziphakamileyo apho kufike ubushushu obukhulu.

Impawu ezingcono zombane: nge-quiner ebar-vicon vs.66 i-i-i-ejunyion), i-Silicon ibonelela ngokusebenza kombane, njengokusebenza kwamanzi aphezulu kunye nokusebenza ngakumbi phantsi kweemeko ezahlukeneyo.

Ukufumaneka kunye neendleko: I-Silicon ingaphezulu kakhulu kwaye ishiywe yinkqubo kune-jimaniyasi.Umzi-mveliso waseSilicon ohlelelekileyo uvumela iinkqubo ezifanelekileyo zexabiso nezeziseko.

Umzobo 4: Isilicon

Njani malunga ne-jamanium?

I-jamanium ineengxaki ezininzi xa kuthelekiswa nesilicon, zenza ukuba zibe lula kwizicelo ezininzi.I-jemaniyam ayinakumelana nobushushu obuphakamileyo njenge-silicon.Oku kunciphisa ukusetyenziswa kwayo kwizicelo eziphezulu zamandla apho ubushushu obukhulu buvelisiwe.Emva koko, i-jamanium inexinzelelo oluphezulu lokuphatha, kubangela imijelo ephezulu yokuvuza.Oku kunyusa ilahleko yamandla kunye nokunciphisa ukusebenza kakuhle, ngakumbi kwiimeko zobushushu obuphakamileyo.Ukongeza koku, i-jamanium yayisetyenziswa kwiintsuku zokuqala zezixhobo ze-semicondy.Nangona kunjalo, ukusikelwa umda kwawo kuzinzo lwe-thermal kunye nokuvuza okwangoku kukhokelele ekwenzeni umntu ophumeleleyo kwisilicon.Iipropathi eziphezulu ze-Silicon zenze ukuba ibe yinto ekhethiweyo yezicelo ezininzi ze-semicondcuctor.

Umzobo 5: I-jamanium

Iintlobo zolwakhiwo lweScrop

Ulwakhiwo lokwakha

Ukwakhiwa kweplani yeyona nto ibaluleke kakhulu kwizixhobo eziphatha amanqanaba amanzi asezantsi ngelixa usabonelela ngokusebenza okuphezulu kunye nokuthembeka.

Kumigangatho yokwakha, i-semiconductor ye-semiconductor, i-Silicon yesilinda, iphantsi kweenkqubo zokwahluka apho ukungcola apho kungeniswa kwifom ye-P-chend yohlobo kunye nohlobo.Ezi dopas zahlukaniswe kwindiza enye, iflethi, ezikhokelela kwiyunifomu kunye nolawulo lwezinto ezilawulwa.

Izibonelelo zolwakhiwo lweplani zibandakanya ukudala intsimi yombane kwi-intshi, enciphisa i-ariat ye-ariat kunye nengxolo yombane, ngaloo ndlela ukuphucula ukusebenza kwefowuni kunye nokuthembeka.Kuba zonke iziqwenga zisenziwa kwinqwelomoya enye, inkqubo yokuphuhlisa ilungelelanisiwe, yenza lula ifoto yefoto kunye namanyathelo athambileyo.Oku akususi nje ubunzima kunye neendleko kodwa kukwaphucula amazinga okuvelisa ngokwenza kube lula ukulawula kunye nokuvelisa izakhiwo eziyimfuneko.

Umzobo 6: Inkqubo yeScR SCR

Ulwakhiwo lwe-MESA

I-MESA SPRS yakhe yakhiwe indawo enamandla embane kwaye iqhele ukusetyenziswa kwizicelo zemveliso ezinje ngolawulo lwemoto kunye nokuguqulwa kwamandla.

I-J2 Junction, i-P-N yesibini ye-P-N i-scr, idalwe isebenzisa ukwahluka, apho ii-atom ze-dopant ziziswa kwi-silicon wafer ukuba yenze imimandla eyimfuneko ye-P-CEBISO.Le nkqubo ivumela ulawulo oluchanekileyo ngaphezulu kweepropathi zejunction.I-P kunye nee-N ZIYAYELA INKQUBO YOKUFUNDA, Apho i-Doplants ene-dopants enqwenelekayo inyibilike kwi-Silicon Wafer, eyenza ungqimba olunamandla nolomeleleyo.

Izinto eziluncedo ku-MSASA zibandakanya amandla ayo okulawula imijelo ephezulu kunye ne-voltages ngaphandle kokuhlazisa, ngenxa yombuso olwenziwe ngokuhlutyulwa kwaye ubelwe.Uyilo olomeleleyo nolomeleleyo luphucula amandla e-SCR ukuphatha imisitho enkulu ngokufanelekileyo, eyenza ithembeke kwizicelo ezinamandla.Ukongeza, ilungele izicelo ezahlukeneyo zombane, zibonelela ngeendlela zokwenza izinto eziguquguqukayo kumashishini ahlukeneyo.

Umzobo 7: Inkqubo ye-MESA ye-MASA

Ulwakhiwo lwangaphandle

Ulwakhiwo lwangaphandle lwe-SCS lugxile kwisidlo, ulawulo olusebenzayo olusebenzayo, kunye nokukhululeka kokudityaniswa kwamandla ekhompyutha.Itheminali ye-Anode, ngokwesiphelo sendlela enkulu okanye ithebhu, yenzelwe ukuphatha imisinga ephezulu kwaye iqhagamshelwe kwicala elifanelekileyo lokuhambisa amandla.I-Cathode i-Cathode, iqhagamshelwe kwicala elibi lokuhambisa amandla okanye umthwalo, yenzelwe ukuphathwa okuphezulu kwangoku kwaye iphawulwe.Isiphelo sesango, esisetyenziselwa ukubangela i-SCR kwi-SCR kwi-Scren, ihlala incinci kwaye ifuna ukuphatha ngononophelo ukuthintela umonakalo olwenziweyo ngokugqithisileyo.

Izibonelelo zeSPRs kulwakhiwo lwangaphandle zibandakanya ukufaneleka kwabo kwizicelo zeshishini ezinje ngolawulo lweemizi-mveliso, ukuhambisa amandla, kunye ne-rencies enkulu, apho balawula amanqanaba amandla ngaphezulu.I-voltage yabo ephantsi ye-ofisi ye-on-voltage inciphisa ukubekwa kwamandla amandla, kubenzela ukuba balungele ukusetyenziswa kwamandla.Indlela yokuqhubela phambili i-Electring nge-terminal yesango ivumela ukudityaniswa ngokulula kwisekethe elilawulayo kunye neenkqubo.Ngaphaya koko, ukufumaneka kwabo ngokubanzi kunye neenkqubo zokwenziwa kwemveliso ezivuthiweyo zinegalelo ekusebenzeni kweendleko zabo.

Isishwankathelo, xa usebenzisa ezi ntlobo ezahlukeneyo zezakhiwo ze-SCR, isakhiwo esifanelekileyo se-SCR sinokukhethwa kwiimeko ezahlukeneyo.

Ulwakhiwo lokwakha: Ilungele izicelo zombane eziphantsi.Kuyimfuneko kwiziphaluka ezifuna ukuncitshiswa kwengxolo yombane kunye nokusebenza okungaguqukiyo.

Ulwakhiwo lwe-MESA: Ukusetyenziswa okuninzi, unikele ingqalelo kwiimfuno zokwenza ubushushu kunye neemfuno zoyilo olomeleleyo.Qinisekisa ukuba i-SCR inokujongana namanqanaba alindelekileyo ngoku kunye ne-voltage ngaphandle kokuhamba ngokugqithileyo.

Ulwakhiwo lwangaphandle: phatha i-terminals ngononophelo, ngakumbi isikhululo sephepha.Qinisekisa ukuba unxibelelwano lukhuselekile kwaye luyilelwe ukulawula ukuhamba okuphezulu ngoku.

Umzobo 8: Inkqubo yangaphandle yokwakha

Ukuqonda okusebenzayo

Isakhiwo se-ScR ScR senza i-NPNP okanye uqwalaselo lwe-PNPNn, ukudala i-Loop ekubuyiseleni i-loop xa iyothusa, egcina intlangquthele de kube ngoku kungekho mqobo.Ukukhuphela i-SCR, faka i-ONCE ENCING YOKUGQIBELA, UKUFAKWA KWESIQINISEKISO SESIQINISEKISO SE-J2 Junctions kwaye uvumelekile ukuba ungene kwi-athode.Ulawulo lobushushu olusebenzayo lubalulekile kwi-SCS ePhezulu, kwaye usebenzisa i-Popustal Pack kunye noqhagamshelo olufanelekileyo lwesinki oluqinisekisiweyo, ukhusela i-thermal ye-thermal kunye nokwandisa i-overvity yolonwabo.

Umzobo 9: NPN kunye nePNP

Iindlela eziphambili ze-silicon elawulwa retaifier

I-Silicon ilawulwa kwakhona (i-SCR) isebenza kwiindlela ezintathu eziphambili: Ukutshintshwa kwasekuqaleni, ukuqhubela phambili, kunye nokubuyela umva.

Imowudi yokubonisa kwangaphambili

Kwimowudi yokubhloka ngaphambili, i-Anode ihambelana ne-Mathode, kwaye isikhululo sethungo sesango sishiywe sivulekile.Kule meko, kuphela kukuqukuqela okuncinci okuvuzayo kwi-SCR, ukugcina ukunganyangeki okuphezulu kunye nokuthintela ukuhamba kwangoku.I-SCR iziphatha njengotshintsho ovulekileyo, ibhlokisa yangoku kude kube yi-voltage esetyenzisiweyo idlula i-voltage yayo yokuphumla.

Umzobo we-10: Ukuhamba nge-SCRR

Imowudi yokuqhubela phambili

Ukuqhubela phambili kwimowudi yokuqhubela phambili, i-SCR iqhuba kwaye isebenza kwiLizwe.Le ndlela inokufezekiswa ngokukhulisa i-bias yangaphambili ye-bias ngaphaya kwe-voltage voltage okanye isebenzisa i-voltage elungileyo kwisango.Ukonyusa i-bible ye-bias yangaphambili ibangela ukuba i-cunction ye-avalanche sreadown, ivumela ukuba ibalulekile ukuba ihambe.Ukufumana izicelo ze-voltage ephantsi, ukusebenzisa i-voltage yesango, isebenza ngakumbi, ukususela ngokuhambelana nokwenza ukuba i-SCR ibe yi-SCR phambili.Nje ukuba i-SCR iqala ukuqhuba, ihlala kweli lizwe lo gama nje idlula i-Olday eBambayo yangoku (il).Ukuba okwangoku iwela ngezantsi kweli nqanaba, i-SCR ibuyela kwimeko yokuthintela.

Umzobo 11: I-SCR

Imowudi yokubuyela umva

Kwimo yokubhloka yokubhloka, i-cathode ihambelana ne-anode.Olu hlengahlengiso luvumela kuphela ukuvuza okuncinci okukhulu kwi-SCR, engonelanga ukuyivula.I-SCR igcina imeko ephakamileyo kwaye isebenza njengotshintsho oluvulekileyo.Ukuba i-voltage yokubuyela umva idlula kwi-voltage yoqhawulo-ndlebe

Umzobo 12;I-SCR SCRS PRESS YOKUGQIBELA

Iindidi ezahlukeneyo zeSPS kunye neephakeji

I-Silicon ilawulwa kwakhona (i-SCS) iza ngeendlela ezahlukeneyo kunye neephakeji, nganye ilungiselelwe izicelo ezithile ezisekwe ekuphandleni okwangoku kunye ne-voltage, ulawulo lobushushu, kunye nokukhetha.

Iplastiki yeGrafti

Iphakheji yeplastiki yeGrafti iphawula izikhonkwane ezintathu ezivela kwi-semicondcuctor yeplastiki echaphazelekayo.Ezi ze-SCRS ze-Geages zihlala zixhasa ukuya kwi-25A kunye ne-1000V.Zenzelwe ukudityaniswa ngokulula kwisekethe enamacandelo amaninzi.Ngexesha lokufakwa, qinisekisa ulungelelwaniso olufanelekileyo kunye nokuthengiswa ngokukhuselekileyo kwi-PCB ukugcina unxibelelwano lombane oluthembekileyo kunye nozinzo lobushushu.Le SCS ilungele ukusetyenziswa kwezicelo eziphakathi kwesayizi apho ubukhulu be-compact kunye nokusebenza kweendleko kubalulekile.

Imodyuli yeplastiki

Iimodyuli zeplastiki ziqukethe izixhobo ezininzi kwimodyuli enye, exhasa imijikelezo ukuya kwi-100a.Ezi modyuli zikhuthaza ukudityaniswa kwesekethe kwaye zinokufunyanwa ngqo kubushushu obutshintsho olwaphuculweyo lolawulo lobushushu.Xa ikhulisa, faka ungqimba lwe-thermal cound phakathi kwemodyuli kunye nobushushu bunyibilikisile ukuphucula ukungavisisani kobushushu.Ezi modyuli zilungele ukusetyenziswa kwezicelo eziphakathi ukuya kwi-Sceace Space kunye nokusebenza ngempumelelo komtshato kubaluleke kakhulu.

Isiseko se-Studs

I-Stud Scrs SCRS ibonisa isiseko esisekwe ngokukhuselekileyo, sinika ukungaxhathisi esisezantsi kunye nokufakelwa ngokulula.Baxhasa imijelo ukusuka kwi-5a ukuya kwi-150a kunye nezakhono ezipheleleyo ze-voltage.Nangona kunjalo, ezi ze-SCS azinakukodwa ngokulula kubushushu besinki, ke cinga ngoku ngoyilo lwe-irrm ukunqanda unxibelelwano lombane olungafaniyo.Landela imigaqo-nkqubo efanelekileyo yeTorque xa uqinisekisa i-Stud ukunqanda ukonakalisa kunye nokuqinisekisa unxibelelwano olukhoyo.

Umzobo we-13: Isiseko seScr Scan ngomgama

Isiseko esifihlakeleyo

I-SCS esiseflethi inikezela i-Scan Ukuhamba lula kunye nokuxhathisa okuphantsi kwe-Stud Scrs kodwa kubandakanya ukufakwa kombane kwi-SCR kwi-SCR SCRR kwi-scrick scring scring.Eli nqaku libalulekile kwizicelo ezifuna ukodwa kombane ngelixa zigcina ulawulo olufanelekileyo.Le migca yenkxaso ye-SCS phakathi kwe-10A ne-400A.Ngexesha lokufakwa, qinisekisa ukuba umaleko we-insenter uhlala uhleli kwaye akanakonga ukugcina i-bodwacal.

Cinezela ipakethe

Cinezela i-Pack SCS yenzelwe ukuba yenzelwe i-200 ubudala yangokuBaxhonywe kwimvulophu ye-ceramic, ukubonelela ngedwa yombane kunye nokuxhathisa okuphakathi.Le SCS ifuna uxinzelelo oluchanekileyo lokuqinisekisa ngonxibelelwano olufanelekileyo kunye nokuphumeza kwe-thermal, ngokufunyanwa kusetyenziswa i-clams ekhethekileyo.I-Cheramic ye-ceramic ikwakhusela ifowuni ngoxinzelelo loomatshini kunye nokuhamba ngebhayisikile emdaka, ibenza bafaneleke izicelo zeshishini kunye nobume bendlela yokuthembeka kunye nokuqina kweyona nto iphambili.

IIMPENDULO EZIQHELEKILEYO:

Xa usebenza kunye ne-SPR yeplastiki yeGrate, gxila kulungelelwaniso lwePishel POP kunye nokuthengiswa ngokukhuselekileyo kunxibelelwano oluzinzileyo.Kwiimodyuli zeplastiki, qinisekisa ukusetyenziswa kwe-thermal cocand yendawo enobushushu obufanelekileyo.Nge-Studes Base SCS, alandele imigaqo-nkqubo yokuthintela ukonakala kwaye ufezekise unxibelelwano olusebenzayo lwe-shirmal.Kwisiseko seflethi, gcina ingqibelelo yomaleko wokufakelwa ukuqinisekisa ukuba bodwa.Okokugqibela, kunye neeSPR zepakethi, sebenzisa uxinzelelo oluchanekileyo lokusebenzisa i-clamps ekhethekileyo ukuqinisekisa ukuqhakamshelana nolawulo olufanelekileyo kunye nolawulo lobushushu.

Indlela ye-silicon ilawulwa ngendlela yokuvula i-retaififier

Umzobo we-14: Umsebenzi we-SCR uguqukile

Ukuvula usukelo lwe-SCR, i-Anode okwangoku kufuneka igqithe umbundu obalulekileyo, okufezekisiweyo ngokwandisa isango (IG) le-IG) yokuqalisa isenzo sokubuyisa.

Qala ngokuqinisekisa isango kunye ne-COOHOHODE enxulumene ngokuchanekileyo kwisekethe, qinisekisa ukuba lonke unxibelelwano lukhuselekile ukunqanda nakuphi na abafowunelwa okanye ukungasebenzi kakuhle.Ukubeka iliso kumaqondo obushushu ahlukeneyo kunye neendlela zobushushu ezinokukuchaphazela intsebenzo ye-SCR, inyanzelisa amanyathelo afanelekileyo okupholisa okanye ukutshisa ubushushu.

Emva koko, qala ukusebenzisa isango elilawulwayo langoku (i-IG) usebenzisa umthombo ochanekileyo, ngokuthe ngcembe ig ukuvumela utshintsho olugudileyo kunye nokubekwa esweni ngokulula kwempendulo ye-SCR.Njengoko i-IG inyukile ngokuthe ngcembe, jonga ukunyuka kokuqala kwi-Anode okwangoku, ebonisa impendulo ye-SCR yangoku.Qhubeka nokukhulisa i-IV de kube isenzo sokubuyiswa siqwalaselwe, siphawulwe lunyuke kakhulu kwi-Anode okwangoku, sibonisa ukuba i-SCR ingena kwimodi yokumila.Gcina isango langoku ngokwaneleyo ukuqiniswa kwesango lokukhusela isango lamandla olungafunekiyo kunye nomonakalo onokubakho.Qinisekisa ukuba i-voltage efanelekileyo isetyenziswa phakathi kwe-Anode kunye ne-Mathode, ukubeka esweni le volthi ukunqanda ukugqitha kwinqaku lokuphumla ngaphandle kokuba kufuneka ngabom kwizicelo ezithile.

Okokugqibela, qinisekisa ukuba i-SCR icinyiwe kwimowudi yokusebenza, apho iya kuhlala khona nokuba isango lincitshisiwe.Ukuba kukho imfuneko, nciphisa isango elikhoyo (i-IG) emva kokuqinisekisa i-SCR igciniwe, njengoko iya kuhlala isebenza de i-Anode ihla kwinqanaba langoku.

I-Silicon ilawulwa ngendlela yokuvala i-retififier

Umzobo we-15: Umsebenzi we-SCR uyacima

Ukucima isilika esilawulwayo (i-SCR) kubandakanya ukunciphisa i-Anode okwangoku ukubamba inqanaba langoku, inkqubo eyaziwa ngokuba yimbutho.Zimbini iintlobo eziphambili zohambo: indalo kwaye inyanzeliwe.

Uhambo lwendalo lwenzeka xa ubonelelo lwendalo lwangoku ngokwemvelo luwela kwi-zero, luvumela i-SCR ukuba icime.Le ndlela iyinto yendalo kwisekethe i-ac apho nqatha khona i-zero.Kwimigaqo esebenzayo, khawufane ucinge ngesekethe i-AC apho i-voltage kunye ne-wavesms yangoku ifikelela kwi-zero.Njengoko le ndlela yangoku ye-zero, i-SCR iyayeka ukuqhuba kwaye icime ngokwendalo ngaphandle kongenelelo lwangaphandle.Oku kuhlala kubonwa kwizicelo zocelomthetho ze-AC ze-AC.

Ukunyanzeliswa kwe-Screutese ngokusebenzayo kunciphisa i-anode okwangoku ukucima i-SCR.Le ndlela iyimfuneko kwi-DC isekethe okanye iimeko apho okwangoku ingena] ngokwemvelo kwi-zero.Ukufezekisa oku, isekethe yangaphandle iphazamisa kude kwi-SCR okanye yazisa ukukhetha kwakhona.Umzekelo, kwisekethe i-DC, unokusebenzisa iseketheni yokuhamba equka amacandelo anjengeendawo zokuxhonywa kunye nezixhobo zokwenza i-voltary ye-ScR.Le ntshukumo inyanzela i-Anode okwangoku ukuba ilahle ngaphantsi kwenqanaba lokubamba, ukucima i-SCR.Obu buchule bufuna ixesha elichanekileyo kunye nolawulo ukuqinisekisa ukusebenza okuthembekileyo.

Izibonelelo ze-silicon zilawulwa retaifier

Ukusebenza kakuhle kunye nokusebenza okungapheliyo

I-SCSS isebenza ngaphandle kwamacandelo oomatshini, ukuphelisa ukuxabana nokunxiba.Oku kubangela ukusebenza ngaphandle kwengxolo kunye nokonyusa ukuthembeka kunye nobomi obude.Xa ixhotywe nge-swinks efanelekileyo yokutshisa, i-SCSS isebenza ngokufanelekileyo nokubekwa kweShuro, ukugcina ukusebenza okuphezulu kwizicelo ezahlukeneyo.Khawufane ucinge ukufaka i-SCR kwindawo ethe cwaka apho ingxolo yoomatshini iya kuphazamisa;Ukusebenza okuthe cwaka kwe-SCR iba yinto ebalulekileyo.Ukongeza, ngexesha lokusebenza okwandisiweyo, ukungabikho kokunxila koomatshini kunegalelo kwiimfuno ezimbalwa zolondolozo kunye nexesha elide.

Isantya esiphezulu kakhulu

I-SCS itshintshela kwaye icinywe ngaphakathi e-Nanosecond, ibenza balungele ukusetyenziswa kwezicelo ezifuna amaxesha okuphendula ngokukhawuleza.Esi sitshisi esikhawulezayo sivumela ulawulo oluchanekileyo malunga nokuhanjiswa kwamandla kwiinkqubo ze-elektroniki.Umzekelo, kwi-frequency yamandla aphezulu, amandla okutshintsha ngokukhawuleza uqinisekisa ukuba le nkqubo ikwazi ukuphendula utshintsho kwimicimbi yomthwalo iphantse yavelisa ngokukhawuleza, ukugcina iziphumo ezizinzileyo.

Ukuphatha i-voltage ephezulu kunye neereyithingi zangoku

I-SCS ifuna kuphela isango elincinci ngoku ukulawula i-voltages enkulu kunye nemijikelezo, ibenza basebenze kakuhle kulawulo lwamandla.Banokulawula imithwalo ephambili yamandla, abenze balungele izicelo zemizi-mveliso apho i-voltage ephezulu kwaye ikhoyo yangoku ixhaphakile.

Ubungakanani be-compact

Ubuncinci be-SCSS ivumela ukuba kube lula ukudityaniswa okulula kwimiyinge yesekethe eyahlukeneyo, ukuphucula ukuguquguquka koyilo.Indalo yabo ye-compact kunye nendalo iqinisekisa ukusebenza ngokuthethwa ngaxesha elide, nokuba kukufuneka iimeko ezifuna.KwimiGangatho eSebenzayo, oku kuthetha ukuba kwiphaneli yolawulo egqwesileyo, i-SCRS inokufakwa ngokulula ngaphandle kokufuna indawo ebalulekileyo, ivumela uyilo olusebenzayo nolusebenzayo.

Izinto ezingalunganga ze-silicon zilawulwa retaifier

Ukuhamba kwexesha elingasebenziyo

I-SPRS iqhuba i-Okwangoku kwicala elinye kuphela, lenza ukuba bangakulungelanga ukuba bafune ukuhamba kweBhidirectial.Oku kunciphisa ukusebenzisa kwabo kwimijikelezo ye-AC apho kunyanzelekile kulawulo lweBhidirectial, njengakwisekethe engaphakathi okanye iimoto zemoto.

Isango langoku

Ukuvula i-SCR, isango elalinesango elifunekayo, kunyanzelisa ukujikeleza kwesango esongezelelweyo.Oku kukhulisa ubunzima kunye neendleko zenkqubo iyonke.Kwisicelo esisebenzayo, uqinisekisa isango elinikezelwayo ngokunikezelwa ngokufanelekileyo kubandakanya ukubalwa ngokuchanekileyo kunye nezinto ezinokuthenjwa ukuthintela ukusilela.

Ukutshintsha isantya

I-SCSS ineendlela ezicotha kancinci ukutshintsha izantya ezithelekiswa nezinye izixhobo ze-semiconductor ezifana nokuzisela, zibenza zilungelelene kwizicelo eziphezulu zerejista.Kwindawo yokutshintsha isantya esiphezulu, umzekelo, isantya sokutshintsha kwe-SPRS singakhokelela ekungasebenzi kakuhle kwaye sanda kwiimfuno zolawulo lwe-The.

Ixesha lokucima

Nje ukuba ivulwe, i-SCS ihleli iqhuba de ibe iwele ngoku ngezantsi komda othile.Olu phawu lunokuba lusizi kwiisekethe ezilinganisiweyo apho kulawulwa ixesha elichanekileyo kuyafuneka, njengokuhlala kwiSigaba seSigaba esilawulwayo.Abanini zithuthi bahlala befuna ukuyila iskerjikelezo ezikhoyo zokunyanzela i-SCR ukuba icime, yongeza kulwelo lwenkqubo yonke.

Ukuhlanjwa kobushushu

I-SCSS ivelisa ubushushu obukhulu ngexesha lokusebenza, ngakumbi xa uphatha imijikelezo ephezulu.Iindlela ezifanelekileyo zokupholisa kunye nokubekwa kobushushu, ezinje ngeencaynks kunye nabalandeli abapholileyo, ziyimfuneko.

Isiphumo sokwenza isiphumo

Emva kokuba i-SCR ivuliwe, i-latches kwimo yokuqhuba kwaye ayinakucinywa ngumqondiso wamasango.Okwangoku kufuneka incitshiswe ngaphandle kwe-off yakho ukubamba okwangoku ukucima i-SCR.Oku kuziphatha kuyabandakanyekisa ukujikeleza okusebenzayo, ngakumbi kwizicelo eziguquguqukayo apho kuhlala khona ukulawula ngokuthe ngqo kumanqanaba akhoyo.Kwiimeko ezinjalo, iinjineli kufuneka ziseke imijikelezo enokuyisebenzisa ngokuthembekileyo ukunciphisa okwangoku xa kufuneka ucime i-SCR.

Iimfuneko zokuHamba

Kwisekethe ye-AC, i-SCRS kufuneka ilungiswe (icinyiwe) ekupheleni komjikelo ngamnye wesiqingatha, efuna isekethe eyongezelelweyo yokuhamba ngeenqanawa, ezinjengeesekethe zokuhambisa okanye ukunyanzelwa ngeendlela zokunyanzelwa.Oku kongeza intsokotha kunye neendleko kwinkqubo.

Imvakalelo kwi-DV / DT kunye ne-di / dt

I-SCS inobuthathaka kwimilinganiselo yokutshintsha kwe-voltage (DV / DT) kunye ne-Di / DT).Utshintsho olukhawulezileyo lunokuphinda lubengeze ngokupheleleyo i-SCR, inyanzelisa ukusetyenziswa kwesekethe iSloubber ukukhusela kwimisitho enjalo.Abaqulunqi kufuneka baqinisekise ukuba i-snubbersekethe inyibilikiswe ngokufanelekileyo kwaye ilungiselelwe ukuthintela ukuphazamiseka kobuxoki, ngakumbi kwiindawo ezinengxaki yombane.

Imvakalelo yengxolo

I-SCRS zinokuthathela ingqalelo ingxolo yombane, enokubangela ukuphazamiseka kobuxoki.Oku kufuna uyilo olunonohlo kunye nezinto ezongezelelweyo zokucoca, njengabaxhasi kunye nezixhobo zokhuselo, ukuqinisekisa ukusebenza okuthembekileyo.

Ukuqukumbela

Ukuqonda i-SCSS kubandakanya ukuhlola iisimboli zabo, iingoma zodaka, unxibelelwano lwesiphelo, kunye nokukhethwa kwezinto ezibonakalayo, zibalaselisa ukuchaneka kwazo ekulawuleni imijikelezo ephezulu kunye namatyala.Iiphakeji ze-SCR ezahlukeneyo, ukusuka kwiplastiki ye-Grafti ukuya kwiPakethe, ekugxininiseni izicelo ezithile, kugxininisa ufakelo olufanelekileyo kunye nolawulo lobushushu.Iindlela zokusebenza ezisebenzayo, zikho ukuqhubela phambili, ukuqhubela phambili, kunye nokubuyela umva kwakhona-zibonisa amandla abo ekulawuleni amandla kwiinkcukacha ezahlukeneyo zesekelo.UkuSebenza okuBanzi kunye neendlela zokwenza izinto zokwenza izinto zokwenza izinto zokuphumelela ziqinisekisa ukusebenza ngokuthembekileyo kwiinkqubo zokulawula amandla.Ukusebenza okuphezulu, ukutshintshela okuphezulu, kunye nobungakanani be-scrs zenza ukuba zibaluleke kakhulu kwezolimo kunye nombane nabathengi, zimele ukuqhubela phambili kwe-elektroniki.

Imibuzo ebuzwa rhoqo [i-FAQ]

1. Yintoni i-rectifier elawulwa yi-silicon (i-SCR) esetyenziselwa?

I-SCR isetyenziselwa ukulawula amandla kwisekethe yombane.Isebenza njengotshintsho olunokuvula nokuhambahamba kwendlela yombane.Izicelo eziqhelekileyo zibandakanya ukulawula isantya semoto, ukulawula ii-dimmers ezinokukhanya, kunye nokulawula amandla okutshixa kunye nomatshini weshishini.Xa i-SCR ibangelwa ngumqondiso wegalelo elincinci, ivumela inkulu yangoku yokuhamba, iyenza isebenze kwizicelo eziphakamileyo.

2. Kutheni le nto isilicon esisetyenziswa kwi-SCR?

I-Silicon isetyenziswa kwi-SCS ngenxa yepropathi yayo efanelekileyo.Ine-voltage ephezulu yokuqhekeka, uzinzo oluhle kakhulu, kwaye unokujongana nemigangatho ephezulu kunye namandla amandla.Isilicicon ikwavumela ukudalwa kwesixhobo se-compact nesinokuthenjwa esinokuthenjwa esinokulawulwa ngokuchanekileyo.

3. Ngaba i-SCR Counter AC okanye DC?

I-SCS ikwazi ukulawula amandla amabini e-AC kunye ne-DC, kodwa zihlala zisetyenziswa kakhulu kwizicelo.Kwisekethe ye-AC, i-SCS inokulawula i-engile yevolthi, ngaloo ndlela ihlengahlengise amandla anikelwe kumthwalo.Olu lawulo lwesigaba lubalulekile kwizicelo ezinje ngemigaqo yokukhanya kunye nesantya semoto.

4. Ndazi njani ukuba i-SCR yam iyasebenza?

Ukujonga ukuba i-SCR iyasebenza, unokwenza iimvavanyo ezimbalwa.Okokuqala, uhlolo olubonakalayo.Jonga nawuphi na umonakalo womzimba, onjengokutsha okanye ukuqhekeka.Emva koko, sebenzisa i-Multeter ukujonga phambili kunye nokubuyela umva.I-SCR kufuneka ibonise ukumelana okuphezulu ekubuyiselweni nasekuchaseni ukuqhubela phambili xa kuphazwe.Emva koko, faka isango elincinci kwaye ubone ukuba i-SCR iqhuba phakathi kwe-Anode ne-CAMODE.Xa isiginali yesango siyasuswa, i-SCR kufuneka iqhubeke nokuqhuba ukuba isebenza ngokuchanekileyo.

5. Yintoni ebangela ukungaphumeleli?

Unobangela oqhelekileyo wokungaphumeleli kwe-SCR SCROLLLCAUTI-voltage egqithisileyo inokuqhekeza izinto ze-semiconductor.Okwangoku kakhulu kunokubangela ukungakhathali kwaye wonakalise isixhobo.Imijikelezo ephindaphindiweyo kunye nemijikelezo yokupholisa inokubangela uxinzelelo lwendlela kwaye kukhokelele ekungaphumeleli.I-AllPRERY okanye imiqondiso yesango yesango elinganayo lingathintela ukusebenza ngokufanelekileyo.

6. Yeyiphi eyona volthi iphantsi ye-SCR?

Elona voti lisezantsi lifuneka ukubangela i-SCR, ebizwa ngokuba yi-Progger ye-Strigger, ihlala ijikeleze i-0.6 ukuya kwi-1.5 volts.Eli volthi incinci yanele ukuvula i-SCR, ivumela ukuba iqhube kakhulu okwangoku phakathi kwe-anode kunye ne-canode.

7. Uyintoni umzekelo we-SCR?

Umzekelo osebenzayo we-SCR yi-2N6509.Le scr isetyenziswa kwizicelo ezahlukeneyo zolawulo lwamandla, ezinje ngeedammers zokukhanya, iOliqulue yesantya seMoto, kunye nokuBoniswa kwamandla.Inokuphatha i-voltage ye-800v kunye ne-25a eqhubekayo ye-25a, iyenza ilungele umzi mveliso kunye nombane nabathengi.