1.Iintlobo kunye neempawu zokusebenza ze-generator
Ijenereyitha sisixhobo esenza umbane xa siphantsi kwamandla omatshini. Kule nkqubo yokuguqulwa, amandla omatshini avela kwiindidi zezinye iindlela zamandla, njengamandla omoya, amandla amanzi, amandla obushushu, amandla elanga njalo njalo. Ngokweentlobo ezahlukeneyo zombane, iijenereyitha zahlulwe ikakhulu zibe ziijenereyitha zeDC kunye neejenereyitha zeAC.
1. Iimpawu ezisebenzayo ze-DC generator
Ijeneretha yeDC ineempawu zokusetyenziswa ngokulula kunye nokusebenza okuthembekileyo. Inokubonelela ngokuthe ngqo amandla ombane kuzo zonke iintlobo zezixhobo zombane ezifuna umbane weDC. Nangona kunjalo, kukho umhambisi ngaphakathi kwijenereyitha ye-DC, ekulula ukuvelisa i-spark yombane kunye nokusebenza kombane ophantsi. Ijenereyitha yeDC ingasetyenziswa ngokubanzi njengonikezelo lwamandla eDC kwimoto ye-DC, i-electrolysis, i-electroplating, ukutshaja kunye nokuvuselela i-alternator.
2. Iimpawu ezisebenzayo ze-alternator
Ijeneretha ye-AC ibhekisa kwijeneretha eyenza i-AC phantsi kwesenzo samandla omatshini angaphandle. Olu hlobo lwejenereyitha lunokwahlulwa lube yi-synchronous AC power generation
Ijeneretha ye-synchronous yeyona ixhaphakileyo phakathi kweejenereyitha ze-AC. Olu hlobo lwejenereyitha luvuyiswa yi-DC yangoku, enokubonelela ngamandla asebenzayo kunye namandla asebenzayo. Ingasetyenziselwa ukubonelela ngombane kwizixhobo ezahlukeneyo zomthwalo ezifuna unikezelo lwamandla e-AC. Ukongeza, ngokweendlela ezahlukeneyo zokushukuma ezisetyenzisiweyo, iijenereyitha ezihambelanayo zinokwahlulwa zibe ziijenereyitha zeinjini yomphunga, iijenereyitha zehydro, iijenereyitha zedizili kunye nee turbines zomoya.
Ii-alternators zisetyenziswa ngokubanzi, umzekelo, iijenereyitha zisetyenziselwa ukubonelela umbane kwizikhululo zamandla ezahlukeneyo, amashishini, iivenkile, unikezelo lwamandla asekhaya, iimoto, njl.
Iiparamitha zemodeli kunye nezobugcisa zejeneretha
Ukuququzelela ulawulo lwemveliso kunye nokusetyenziswa kwejenereyitha, urhulumente uye wadibanisa indlela yokudibanisa yemodeli yejeneretha, kwaye wancamathisela i-nameplate yejenereyitha kwindawo ecacileyo yeqokobhe layo, elibandakanya ikakhulu imodeli yejenereyitha, umbane olinganisiweyo, unikezelo lwamandla alinganisiweyo, amandla alinganisiweyo, ibakala lokugquma, amaza, amandla kunye nesantya.
Imodeli kunye nentsingiselo yejenereyitha
Imodeli yejeneretha idla ngokuba yinkcazo yemodeli yeyunithi, kubandakanywa nohlobo lwemveliso yombane ngujeneretha, uhlobo lweyunithi yejeneretha, iimpawu zokulawula, inombolo ye-serial yoyilo kunye neempawu zokusingqongileyo.
Ukongezelela, iimodeli zezinye iijeneretha zinembile kwaye zilula, ezilungele ngakumbi ukuchonga, njengoko kuboniswe kuMzobo 6, kubandakanywa nenombolo yemveliso, i-voltage elinganisiweyo kunye nexabiso langoku.
(1) Umbane olinganisiweyo
Umbane olinganisiweyo ubhekiselele kwisiphumo sombane olinganisiweyo yijenereyitha ngexesha lokusebenza okuqhelekileyo, kwaye iyunithi yikV.
(2) Ilinganiswe ngoku
Ireyithingi yangoku ibhekiselele kubuninzi bomsebenzi wangoku wejeneretha phantsi kwesiqhelo kunye nokusebenza okuqhubekayo, kwiKa. Xa ezinye iiparameters ze-generator zilinganiswe, i-generator isebenza kulo ngoku, kwaye ukunyuka kweqondo lokushisa kwe-stator winding yayo akuyi kudlula uluhlu oluvumelekileyo.
(3) Isantya sokujikeleza
Isantya sejeneretha sibhekisela kwisantya esiphezulu sokujikeleza kwe-shaft ephambili ye-generator ngaphakathi kwe-1min. Le parameter yenye yeeparamitha ezibalulekileyo zokugweba ukusebenza kwejeneretha.
(4) Ukuphindaphinda
Ukuphindaphinda kubhekisa kuphindaphindana kwexesha le-AC sine wave kwijenereyitha, kwaye iyunithi yayo yiHertz (Hz). Ngokomzekelo, ukuba i-frequency ye-generator yi-50Hz, ibonisa ukuba isalathiso se-alternating current kunye nezinye iiparameters ze-1 zitshintsha amaxesha angama-50.
(5) Umba wamandla
Ijenereyitha ivelisa umbane ngokuguqulwa kwe-electromagnetic, kwaye amandla ayo aphumayo anokwahlulwa abe ziintlobo ezimbini: amandla asebenzayo kunye namandla asebenzayo. Amandla asebenzayo asetyenziswa ikakhulu ukuvelisa imagnethi kunye nokuguqula umbane kunye nemagnethi; Amandla asebenzayo anikezelwa kubasebenzisi. Kwisiphumo esipheleleyo samandla ejenereyitha, umlinganiselo wamandla asebenzayo ngumba wamandla.
(6) Uqhagamshelwano lweStator
Uxhulumaniso lwe-stator lwe-generator lunokwahlulwa lube ziindidi ezimbini, ezizezi zinxantathu (△ ezibunjiweyo) uxhulumaniso kunye nenkwenkwezi (Y-shaped), njengoko kuboniswe kuMzobo 9. Kwi-generator, ii-windings ezintathu ze-generator stator zivame ukudibaniswa yinkwenkwezi.
(7) Iklasi ye-Insulation
Umgangatho wokugquma wejenereyitha ikakhulu ubhekisa kwinqanaba lokumelana nobushushu obuphezulu bezinto zayo zokugquma. Kwi-generator, i-insulating material iyikhonkco ebuthathaka. Izinto eziphathekayo zilula ukukhawulezisa ukuguga kunye nomonakalo kwiqondo lokushisa eliphezulu kakhulu, ngoko ke ibakala lokumelana nobushushu bezinto ezahlukeneyo zokugquma likwahlukile. Le parameter idla ngokumelwa ngoonobumba, apho y ibonisa ukuba iqondo lobushushu ukumelana nobushushu yi 90 ℃, a ibonisa ukuba ubushushu ukumelana nobushushu yi 105 ℃, e ibonisa ukuba iqondo ukumelana nobushushu yi 120 ℃, B ibonisa ukuba ubushushu ukumelana nobushushu yi 130 ℃ 5 ℃ ukumelana nobushushu, -5 ℃ ukumelana nobushushu, H ibonisa ukuba iqondo lobushushu elikwaziyo ukumelana nobushushu yi-180 ℃, kwaye i-C ibonisa ukuba ubushushu obuxhathisayo bungaphezulu kwe-180 ℃.
(8) Okunye
Kwi-generator, ngaphezu kweeparitha zezobugcisa ezingentla, kukho kwakhona iiparitha ezifana nenani lezigaba ze-generator, ubunzima obupheleleyo beyunithi kunye nomhla wokuvelisa. Ezi parameters zinengqondo kwaye kulula ukuyiqonda xa ufunda, kwaye ikakhulu kubasebenzisi ekubhekiselele kuzo xa usebenzisa okanye ukuthenga.
3, Uphawu lokuchongwa kwejenereyitha emgceni
Ijenereyitha yenye yezinto ezibalulekileyo kwiisekethe zolawulo ezifana nokuqhuba umbane kunye nesixhobo somatshini. Xa udweba umzobo weskimu ohambelana nesiphaluka ngasinye solawulo, i-generator ayibonakali ngobume bayo boqobo, kodwa imakwe ngemizobo okanye imizobo, iileta kunye nezinye iimpawu ezimele umsebenzi wayo.
Ixesha lokuposa: Nov-15-2021
