Bayanan asali na masu amfani
Maɓalli na kamfani na kayan masarufi da kayan gini cikin aminci yana samar da PC zagaye karfe, faranti na ƙarshe, layin galvanized, layin kayan da aka gyara, 30MnSi da sauran kayayyaki.Kamfanin yana da kyawawan layukan samarwa 4, waɗanda ke amfani da dumama mitar matsakaici da kuma injina na mitar mitar DC, tare da 2000KVA2 (an yi amfani da su).Tsarin tsarin samar da wutar lantarki shine kamar haka:
Bayanan aiki na ainihi
Ƙayyadadden ƙarfin wutar lantarki shine PF = 0.82, aikin yanzu shine 2250A, babban bugun jini na yanzu shine sau 5, kuma jimlar halin yanzu ya zama 23.6%.
Binciken Yanayin Tsarin Wuta
Babban nauyin tanderun shigar da wutar lantarki na tsaka-tsaki, tanderun shigar da wutar lantarki na tsaka-tsaki da wutar lantarki mai inverter shine mai gyara bugun bugun jini na 6th.Kayan aikin gyara yana samar da yawan bugun bugun jini lokacin da suke canza AC halin yanzu zuwa wutar lantarki ta AC.Harmonic halin yanzu da aka gabatar a cikin grid na wutar lantarki na iya haifar da bugun jini na aiki na yau da kullun, yana haifar da sauye-sauye a cikin ƙarfin lantarki da na yanzu, yana haifar da haɗari da inganci da amincin aiki na sauya kayan wuta, haɓaka asarar layin da karkatar da wutar lantarki, da yin tasiri mara kyau ga grid da wutar lantarki. na'urorin lantarki na wutar lantarki da kanta.
Mai sarrafa kwamfuta mai sarrafa shirye-shiryen (PLC) yana kula da jujjuyawar wutar lantarki mai aiki na samar da wutar lantarki.Gabaɗaya an ƙayyade cewa jimlar bugun bugun jini na yanzu yana aiki da ƙarfin ƙarfin firam ɗin (THD) bai wuce 5% ba, kuma ɗayan bugun jini na yanzu yana aiki idan firam ɗin ya yi tsayi da yawa, kuskuren aiki na tsarin sarrafawa na iya haifar da katsewa. samarwa ko aiki, yana haifar da babban haɗarin abin alhaki na samarwa.Don haka, ya kamata a yi amfani da ramuwa mai ƙarancin ƙarfin wutar lantarki na tacewa tare da aikin tacewa na yanzu don rama nauyin mai amsawa da inganta yanayin wutar lantarki.
Tace tsarin maganin diyya mai amsawa
Burin mulki
Ƙirƙirar kayan aikin ramuwa ta tace ya dace da buƙatun ɓacin rai da sarrafa kashe wutar lantarki.
A ƙarƙashin yanayin aiki na tsarin 0.4KV, bayan an shigar da kayan aikin ramuwa na tacewa, ana kashe bugun bugun jini, kuma matsakaicin matsakaicin wutar lantarki na kowane wata yana kusa da 0.92.
Babban oda mai jituwa, resonance overvoltage, da wuce gona da iri da ya haifar ta hanyar haɗawa da da'irar reshen ramuwa tace ba zai faru ba.
Zane Yana Bin Ka'idoji
Ingancin Wutar Jama'a grid masu jituwa GB/T14519-1993
Canjin wutar lantarki mai ingancin wutar lantarki da flicker GB12326-2000
Gabaɗaya yanayin fasaha na na'urar ramuwa mai ƙarancin wutar lantarki GB/T 15576-1995
Na'urar ramuwa mai ƙarancin ƙarfin wuta JB/T 7115-1993
Yanayin fasaha na ramuwa mai amsawa JB/T9663-1999 "Mai sarrafa wutar lantarki mai ƙarancin ƙarfi ta atomatik" daga ƙimar ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙimar ƙarancin wutar lantarki da kayan lantarki GB/T17625.7-1998
Kalmomin fasaha na Electrotechnical Power capacitors GB/T 2900.16-1996
Low ƙarfin lantarki shunt capacitor GB/T 3983.1-1989
Saukewa: GB10229-88
Mai Rarraba IEC 289-88
Mai sarrafa ramuwa mai ƙarancin ƙarfin wutan lantarki yana oda yanayin fasaha DL/T597-1996
Matsayin kariya mara ƙarancin wutar lantarki mai ƙarfi GB5013.1-1997
Low-voltage cikakken switchgear da iko kayan aiki GB7251.1-1997
Ra'ayoyin ƙira
Dangane da takamaiman halin da kamfani ke ciki, kamfanin ya ƙera dalla dalla dalla dalla dalla dalla dalla dalla dalla dalla dalla da wutar lantarki ke yi don tanderun shigar da wutar lantarki na tsaka-tsaki da kuma wadatar wutar lantarki.Idan aka yi la'akari da ma'aunin wutar lantarki da tacewar bugun jini na yanzu, saitin tace ramuwa mai ƙarancin ƙarfin wuta, tace bugun bugun jini, rama nauyin mai amsawa, da haɓaka yanayin wutar lantarki.
A cikin gabaɗayan aiwatar da tanderun shigar da mitar mitar da mai juyawa, gabaɗayan abubuwan da aka haɗa suna haifar da igiyoyin bugun jini na 6K, waɗanda aka canza bisa ga yanayin halin yanzu na jerin Fourier, kuma ana haifar da halayen bugun jini a 5250Hz da 7350Hz.Saboda haka, lokacin da zayyana tace reactive ikon ramuwa, da taushi Starter da 350Hz mitar ƙira makircinsu tabbatar da cewa tace ramuwa ikon samar da wutar lantarki da'irar ne m da tace bugun jini halin yanzu fitarwa ikon diyya da aka inganta don inganta ikon factor sabõda haka, da tsarin software bugun jini halin yanzu ne. daidai da GB/T3 gaba ɗaya.
aikin ƙira
Mai taushi Starter da taushi Starter ikon factor na kowane rukuni na 2000KVA transformers ana biya daga 0.8 zuwa 0.95, 5th bugun jini halin yanzu an rage daga 420A zuwa 86A, 7th bugun jini halin yanzu an rage daga 230A zuwa 46A, da tace diyya kayan aiki bukatar. Za a shigar da ƙarar 1060KVar.An raba tacewa zuwa ƙungiyoyi 6, ana amfani da ramuwar tacewa don farawa mai laushi da wutar lantarki na ballast, an raba tacewa zuwa sau 5, sau 7, kuma ana jujjuya daftar ramuwar wutar lantarki ta atomatik don yin la'akari da tanderun shigar da wutar lantarki na matsakaici. , tacewa da amsawa ikon Raya tsarin tsara tsarin tanadi.
Wannan ƙirar tana da cikakken tabbacin cewa sarrafa jituwa ya bi daidaitaccen ma'aunin GB/T 14549-93 na ƙasa, kuma yana daidaita yanayin wutar lantarki na tanderun mitar matsakaici da mai sauya mitar sama da 0.95.Kamar yadda aka nuna a kasa:
Tasirin bincike bayan shigarwa na ramuwa tace
A cikin watan Yunin 2010, an shigar da na'urar ramuwa ta mitar tanderu da mitar mai sauya wutar lantarki tare da aiki.Na'urar ta atomatik tana bin sauye-sauyen nauyin tanderun mitar mitoci da mai sauya mitar, kuma a haƙiƙa tana kawar da babban tsari na jituwa don rama ƙarfin amsawa da inganta yanayin wutar lantarki.bayanai kamar haka:
Tsarin rarraba bakan masu jituwa
Load da Waveform
Bayan da aka yi amfani da na'urar ramuwa ta tace, canjin yanayin wutar lantarki bayan da aka sanya na'urar ramuwar tacewa kusan 0.97 (bangaren da aka ɗaga yana kusan 0.8 lokacin da aka cire na'urar diyya ta tace)
Load aiki
A halin yanzu da kowane sashe na 2000KVA transfomers amfani da shi an rage daga 2250A zuwa 1860A, digo na 17%;bayan ramuwa, ƙimar rage asarar wutar lantarki shine WT=△Pd*(S1/S2)2*τ*[1-(cosφ1/cosφ2)2]=24 ×{(0.85×2000)/2000}2×0.4≈16 (kw h) A cikin tsarin, Pd shine asarar gajeriyar hanya ta taranfoma, wanda shine 24KW, kuma tanadin kuɗin wutar lantarki a shekara shine 16*20*30*10*0.7=67,000 yuan (bisa ga Aiki awa 20 a kowace shekara). rana, kwanaki 30 a wata, watanni 10 a shekara, yuan 0.7 a kowace kilowatt-hour);kudaden wutar lantarki da aka ajiye saboda raguwa masu jituwa: Asarar da halin yanzu jituwa ke haifarwa ga na'ura mai canzawa shine galibi don haɓaka asarar ferromagnetic da asarar jan ƙarfe, Asarar ferromagnetic yana da alaƙa da ƙarfi na uku na mitar halin yanzu.Gabaɗaya, ana ɗaukar kashi 2% ~ 5% a aikin injiniya, kuma ana ɗaukar kashi 2% don gyara lodi, wato: WS=2000*6000*0.7*0.02≈168,000 yuan, wato Ajiye wutar lantarki na shekara-shekara (6.7+16.8)* 2=47 ( yuan 10,000).
ikon factor halin da ake ciki
An kara yawan haƙƙin haƙƙin kamfanin daga 0.8 zuwa 0.95, kuma ana kiyaye ƙimar haƙƙin kowane wata akan 0.96-0.98, tare da ƙarin tukuicin yuan 6,000-10,000.
Gabaɗaya, ƙarancin wutar lantarki mai karɓar ramuwa na matattarar MFF da VF yana da kyawawan matattara kuma yana rama nauyi mai ƙarfi, yana magance matsalar hukunce-hukuncen wutar lantarki, haɓaka ƙarfin fitarwa na masu canji, haɓaka ingancin wutar lantarki, haɓaka halayen lantarki da aka yi amfani da su. kayan aiki, da kuma rage aiki ikon diyya Amfani, yadda ya dace inganta, gagarumin tattalin arziki fa'idodin ga kamfanin, zuba jari tare da dawowar kudi na kasa da shekara guda ga abokan ciniki, da dai sauransu Saboda haka, kamfanin ne sosai gamsu da diyya na matsakaici mita shigar makera. da tace reactive load na inverter wutar lantarki, kuma zai gabatar da da yawa abokan ciniki a nan gaba.
Lokacin aikawa: Afrilu-14-2023