Uyini umehluko phakathi kwe-kW ne-kVa?
Umehluko oyinhloko phakathi kwe-kW (kilowatt) kanye ne-kVA (kilovolt-ampere) isici samandla.I-kW iyunithi yamandla wangempela futhi i-kVA iyiyunithi yamandla abonakalayo (noma amandla angempela kanye namandla asebenza kabusha).Isici samandla, ngaphandle uma sichazwa futhi saziwa, ngakho-ke siyinani elilinganiselwe (ngokuvamile elingu-0.8), futhi inani le-kVA lizohlala liphakeme kunevelu ye-kW.
Maqondana namajeneretha ezimboni nawezohwebo, i-kW isetshenziswa kakhulu uma kukhulunywa ngamajeneretha ase-United States, kanye namanye amazwe ambalwa asebenzisa u-60 Hz, kuyilapho iningi lomhlaba livame ukusebenzisa i-kVa njengenani eliyinhloko lapho libhekisela. amasethi generator.
Ukunweba kuyo kancane, isilinganiso se-kW empeleni siwumphumela wokuphuma kwamandla ijeneretha engawanikeza ngokusekelwe kumandla enjini.I-kW ilinganiswa amandla ehhashi izikhathi zenjini .746.Isibonelo uma unenjini engu-500 yamahhashi inesilinganiselo se-kW esingu-373. I-kilovolt-amperes (kVa) inamandla okuphela kwe-generator.Amasethi e-generator ngokuvamile aboniswa ngazo zombili izilinganiso.Ukunquma isilinganiso se-kW ne-kVa kusetshenziswe ifomula engezansi.
0.8 (pf) x 625 (kVa) = 500 kW
Iyini isici samandla?
Isici samandla (pf) ngokuvamile sichazwa njengesilinganiso esiphakathi kwama-kilowatts (kW) nama-kilovolt amps (kVa) athathwe emthwalweni kagesi, njengoba kwaxoxwa ngakho embuzweni ongenhla ngokuningiliziwe.Kunqunywa umthwalo oxhunyiwe wama-generator.I-pf ku-nameplate yejeneretha ihlobanisa i-kVa nesilinganiso se-kW (bheka ifomula ngenhla).Amajeneretha anezici zamandla aphezulu adlulisela amandla ngendlela ephumelela kakhudlwana emthwalweni oxhunyiwe, kuyilapho amajeneretha anesici samandla aphansi awasebenzi kahle futhi aphumela ekwenyukeni kwezindleko zamandla.Isici samandla esijwayelekile se-generator yezigaba ezintathu ngu-.8.
Uyini umehluko phakathi kwezilinganiso zamandla ezilindile, eziqhubekayo, neziyinhloko?
Amajeneretha kagesi abekwe eceleni avame ukusetshenziswa ezimeni eziphuthumayo, njengalapho ugesi ucisha.Ilungele izinhlelo zokusebenza ezinomunye umthombo wamandla oqhubekayo othembekile njengamandla okusetshenziswayo.Kutuswa ukuthi ukusetshenziswa ngokuvamile kungokwesikhathi sokunqamuka kukagesi kanye nokuhlolwa nokugcinwa okuvamile.
Izilinganiso zamandla amakhulu zingachazwa njengokuthi “inesikhathi sokusebenza esingenamkhawulo”, noma empeleni ijeneretha ezosetshenziswa njengomthombo wamandla oyinhloko hhayi nje okokubekwe eceleni noma amandla ayisipele.Ijeneretha elinganiselwe yamandla ayinhloko inganikeza amandla esimweni lapho ungekho khona umthombo womsebenzi, njengoba kuvame ukuba njalo ezinsizeni zezimboni ezifana nezimayini noma imisebenzi kawoyela negesi etholakala ezindaweni ezikude lapho igridi ingafinyeleleki khona.
Amandla aqhubekayo afana namandla amakhulu kodwa anesilinganiso somthwalo oyisisekelo.Ingakwazi ukunikeza amandla ngokuqhubekayo emthwalweni ongashintshi, kodwa ayinalo ikhono lokusingatha izimo zokugcwala ngokweqile noma isebenze kanye nemithwalo eguquguqukayo.Umehluko omkhulu phakathi kwesilinganiso esiyinhloko nesiqhubekayo ukuthi izinhlobo zamandla ayinhloko zisethwe ukuze zibe namandla amakhulu atholakala ekulayisheni okuguquguqukayo ngenani elingenamkhawulo lamahora, futhi ngokuvamile zihlanganisa amandla okulayisha ngokweqile angu-10% noma ngaphezulu isikhathi esifushane.

Uma nginentshisekelo kujeneretha okungeyona i-voltage engiyidingayo, ingabe i-voltage ingashintshwa?
Iziphetho ze-generator zenzelwe ukuthi zixhumeke kabusha noma zingaxhumeki kabusha.Uma ijeneretha isohlwini njengexhumeke kabusha i-voltage ingashintshwa, ngenxa yalokho uma ingaxhumeki kabusha i-voltage ayishintsheki.Iziphetho zejeneretha ezixhumeka kabusha eziholayo eziyi-12 zingashintshwa phakathi kwama-voltage ezigaba ezintathu nezikodwa;kodwa-ke, khumbula ukuthi ukushintsha kwamandla kagesi ukusuka esigabeni ezintathu kuya esigabeni esisodwa kuzonciphisa ukuphuma kwamandla omshini.I-10 lead exhumeka kabusha ingaguqulelwa kuma-voltage ezigaba ezintathu kodwa hhayi isigaba esisodwa.

Yenzani i-Automatic Transfer switch?
Iswishi yokudlulisa okuzenzakalelayo (i-ATS) idlulisa amandla ukusuka kumthombo ojwayelekile, njengesisetshenziswa, ukuya emandleni aphuthumayo, njengejeneretha, uma umthombo ojwayelekile wehluleka.I-ATS izwa ukuphazamiseka kwamandla kulayini bese yona ikhombisa iphaneli yenjini ukuthi iqale.Uma umthombo ojwayelekile ubuyiselwa emandleni avamile i-ATS idlulisela amandla kumthombo ojwayelekile bese ivala ijeneretha.Ama-Automatic Transfer Switches avame ukusetshenziswa ezindaweni ezitholakala kakhulu njengezikhungo zedatha, izinhlelo zokukhiqiza, amanethiwekhi ezokuxhumana nokunye.

Ingabe ijeneretha engiyibukayo ingakwazi ukuhambisana nengivele nginayo?
Amasethi e-generator angafaniswa ukuze adingeke noma izidingo zomthamo.Amajeneretha afanayo akuvumela ukuthi uwajoyine ngogesi ukuze uhlanganise ukuphuma kwawo kwamandla.Amajeneretha afanayo afanayo ngeke abe yinkinga kodwa umcabango obanzi kufanele ungene ekwakhiweni okuphelele okususelwa kunhloso eyinhloko yesistimu yakho.Uma uzama ukuhambisana ngokungafani namajeneretha ukuklama nokufakwa kungase kube inkimbinkimbi futhi kufanele ukhumbule imithelela yokucushwa kwenjini, idizayini yejeneretha, nomklamo wesilawuli, ukubala nje okumbalwa.

Ungakwazi yini ukuguqula ijeneretha engu-60 Hz iye ku-50 Hz?
Ngokuvamile, amajeneretha amaningi okuhweba angaguqulwa asuke ku-60 Hz aye ku-50 Hz.Umthetho ojwayelekile wesithupha yimishini engu-60 Hz egijima ku-1800 Rpm kanye namajeneretha angama-50 Hz asebenza ngo-1500 Rpm.Njengoba amajeneretha amaningi eshintsha imvamisa kuzodinga kuphela ukwehlisa ama-rpm enjini.Kwezinye izimo, izingxenye kungase kudingeke zishintshwe noma kwenziwe ezinye izinguquko.Imishini emikhulu noma imishini esivele isethwe ku-Rpm ephansi ihlukile futhi kufanele ihlale ihlaziywa ngakunye.Sincamela ukuthi ochwepheshe bethu abanolwazi babheke ijeneretha ngayinye ngokuningiliziwe ukuze banqume ukuthi kungenzeka yini nokuthi konke okuzodingeka.

Nginquma kanjani ukuthi ngidinga usayizi weGeneretha?
Ukuthola ijeneretha engakwazi ukuphatha zonke izidingo zakho zokuphehla amandla kungenye yezinto ezibaluleke kakhulu esinqumweni sokuthenga.Kungakhathaliseki ukuthi unentshisekelo kumandla aphambili noma okubekwe eceleni, uma ijeneretha yakho entsha ingakwazi ukuhlangabezana nezidingo zakho ezithile ngeke yenze noma ubani okuhle ngoba ingafaka ukucindezeleka okungadingekile kuyunithi.

Imuphi usayizi we-KVA odingekayo uma kunikezwe inombolo eyaziwayo yamandla amahhashi kumamotho ami kagesi?
Ngokuvamile, phinda inani eliphelele lamandla amahhashi amamotho akho kagesi ngo-3.78.Ngakho-ke uma unenjini yesigaba sesithathu samahhashi angu-25, uzodinga u-25 x 3.78 = 94.50 KVA ukuze ukwazi ukuqalisa injini yakho kagesi ngqo kulayini.
Ngingakwazi ukuguqula ijeneretha yami yezigaba ezintathu ibe yisigaba esisodwa?
Yebo kungenziwa, kodwa ugcina une-1/3 nje yokuphuma kanye nokusebenzisa kukaphethiloli okufanayo.Ngakho i-100 kva i-generator yezigaba ezintathu, uma iguqulelwa esigabeni esisodwa izoba yisigaba esisodwa se-33 kva.Izindleko zakho zikaphethiloli nge-kva ngayinye zingaba ngaphezulu ngokuphindwe kathathu.Ngakho-ke uma izidingo zakho zingezesigaba esisodwa, thola i-genset yesigaba esisodwa sangempela, hhayi eguquliwe.
Ngingakwazi ukusebenzisa ijeneretha yami yezigaba ezintathu njengezigaba ezintathu ezizodwa?
Yebo kungenziwa.Kodwa-ke, amandla kagesi esigabeni ngasinye kufanele alinganiswe ukuze anganikeli ubunzima obungadingekile enjinini.I-genset yezigaba ezintathu ezingalingani izolimaza i-genset yakho okuholela ekulungiseni okubizayo.
Amandla Wezimo Eziphuthumayo/Okulindile Amabhizinisi
Njengomnikazi webhizinisi, ijeneretha yokulinda izimo eziphuthumayo inikeza izinga elengeziwe lomshwalense ukuze ugcine umsebenzi wakho usebenza kahle ngaphandle kokuphazamiseka.
Izindleko zizodwa akufanele zibe yizona ezihamba phambili ekuthengeni i-genset yamandla kagesi.Enye inzuzo yokuba nesipele samandla sasendaweni ukuhlinzeka ngogesi ongaguquki ebhizinisini lakho.Amajeneretha anganikeza isivikelo ekuguquguqukeni kwamandla kagesi kugridi yamandla angavikela ikhompuyutha ebucayi nezinye izinto zokusebenza ezinkulu ekuhlulekeni okungalindelekile.Lezi zimpahla zenkampani ezibizayo zidinga ikhwalithi yamandla engaguquki ukuze zisebenze kahle.Amajeneretha aphinde avumele abasebenzisi bokugcina, hhayi izinkampani zikagesi, ukuthi balawule futhi banikeze ugesi ongaguquki emishinini yabo.
Abasebenzisi bokugcina nabo bayazuza ekhonweni lokubiyela ngokumelene nezimo zemakethe eziguqukayo kakhulu.Uma usebenza esimweni sentengo esisekelwe esikhathini sokusetshenziswa lokhu kungase kube inzuzo enkulu yokuncintisana.Ngezikhathi zentengo yamandla aphezulu, abasebenzisi bokugcina bangashintsha umthombo wamandla baye kudizili wabo olindile noma ijeneretha yegesi yemvelo ukuze bathole amandla akonga engeziwe.
Ukunikezwa kwamandla okuyinhloko nokuqhubekayo
Izimpahla zamandla eziyinhloko neziqhubekayo zivame ukusetshenziswa ezindaweni ezikude noma ezisathuthuka emhlabeni lapho ingekho isevisi yensiza, lapho isevisi etholakalayo ibiza kakhulu noma ingathembeki, noma lapho amakhasimende avele akhethe ukuzikhiqizela ugesi wawo oyinhloko.
Amandla amakhulu achazwa njengamandla kagesi anikeza amandla amahora angama-8-12 ngosuku.Lokhu kuvamile emabhizinisini afana nemisebenzi yezimayini ekude edinga ukunikezwa kwamandla okukude phakathi namashifu.Ukunikezwa kwamandla okuqhubekayo kubhekisela emandleni okufanele anikezwe ngokuqhubekayo phakathi nosuku lwamahora angama-24.Isibonelo salokhu kungaba idolobha eliyincithakalo ezindaweni ezikude zezwe noma izwekazi elingaxhumekile kugridi yamandla etholakalayo.Iziqhingi ezikude e-Pacific Ocean ziyisibonelo esihle salapho kusetshenziswa khona abakhiqizi bakagesi ukuze banikeze amandla aqhubekayo kubahlali besiqhingi.
Amajeneretha kagesi anezinhlobonhlobo zokusetshenziswa emhlabeni wonke kubantu ngabanye namabhizinisi.Angahlinzeka ngemisebenzi eminingi ngale kokunikeza amandla ayisipele ezimeni eziphuthumayo.Ukunikezwa kwamandla okuyinhloko nokuqhubekayo kuyadingeka ezindaweni ezikude zomhlaba lapho igridi yamandla ingadluleli khona noma lapho amandla asuka kugridi engathembeki khona.
Kunezizathu eziningi zokuthi abantu noma amabhizinisi abe ngabanikazi bawo abagcina ikhophi/okubekwe eceleni, okuyinhloko, noma amasethi ejeneretha aqhubekayo kagesi.Amajeneretha ahlinzeka ngezinga elengeziwe lomshwalense ohlelweni lwakho lwansuku zonke noma imisebenzi yebhizinisi eqinisekisa ukuhlinzekwa kwamandla okungaphazamiseki (UPS).Ukuphazamiseka kokucisha kukagesi akuvamile ukuqashelwa uze ube yisisulu sokulahlekelwa ugesi noma ukuphazamiseka okungazelelwe.