Bayanan asali na masu amfani
Makullin kula da najasa na cikin gida na kamfanin kula da ruwan datti, canjin wutar lantarki na layin jiyya na ruwa yana amfani da injin mitar mitar DC, tare da taswirar 1000KVA2, 630KVA.Tsarin tsarin samar da wutar lantarki shine kamar haka:
Bayanan aiki na ainihi
Ƙarfin wutar lantarki na 1000KVA mai laushi mai laushi shine 860KVA, matsakaicin ƙarfin wutar lantarki shine PF = 0.83, aiki na yanzu shine 1250A, aiki na yanzu shine 630KVA, ƙarfin wutar lantarki shine PF = 0.87, kuma aiki na yanzu shine 770A.Don haka jimlar wutar lantarki na iya zama 0.84 kawai.
Binciken Yanayin Tsarin Wuta
Babban nauyin ballast ɗin mai juyawa shine ballasts guda 6 guda ɗaya.Kayan aikin ballast yana samar da adadi mai yawa na bugun jini a cikin aikin canza AC zuwa DC.Tushen bugun bugun jini ne na yau da kullun kuma ana shigar dashi cikin grid ɗin wuta.Harmonic igiyoyin haifar da pulsed halin yanzu aiki ƙarfin lantarki zuwa halayyar impedance na ikon grid, sakamakon firam asarar aiki irin ƙarfin lantarki da kuma halin yanzu, barazana da inganci da aiki aminci na sauya wutar lantarki kayayyakin, kara line hasãra da kuma aiki irin ƙarfin lantarki sabawa, da kuma haifar da mummunan tasiri a kan. grid da wutar lantarki da kansu Suna Tasiri.
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 filtatar ramuwa mai ƙarancin ƙarfin wutar lantarki tare da aikin ƙwanƙwasa bugun jini na yanzu don murkushe bugun bugun jini na tsarin, rama nauyin mai amsawa, da haɓaka 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 ake ciki na kamfanin, wani sa na reactive ikon ramuwa shirin ga inverter ikon tace da cikakken la'akari da load ikon factor da bugun jini halin yanzu danniya da aka tsara, da kuma wani sa na tace low irin ƙarfin lantarki da aka shigar a kan 0.4kV kasa irin ƙarfin lantarki. gefen na'urar wuta ta kamfanin Reactive ikon diyya don murkushe bugun jini na yanzu, rama nauyin mai amsawa, da inganta yanayin wutar lantarki.
Ballast yana haifar da bugun bugun jini na 6K-1 na halin yanzu yayin aikin mai canzawa, kuma yana amfani da jerin lambar ganye a kusa da 5250Hz da 7350Hz don aiwatar da juyawar rushewa.Sabili da haka, ƙirar wutar lantarki mai amsawa na matsakaicin mitar shigar da wutar lantarki ya kamata ya ɗauki 250Hz, 350Hz da ƙirar mitar azaman maƙasudi, don tabbatar da cewa reshen ramuwa na tace zai iya kashe diyya na yanzu, kuma a daidai wannan. lokaci yana danne nauyin mai amsawa kuma ya inganta Factor Power.
aikin ƙira
An biya cikakken ma'aunin wutar lantarki na layin samar da wutar lantarki na 1000KVA daga 0.8 zuwa kusan 0.95.Ana buƙatar shigar da kayan ramuwa na tacewa tare da ƙarar 380KVar, wanda ya kasu kashi huɗu, kowannensu yana rufe ta atomatik kuma an cire shi, yana rama juriya na gefen ƙarfin wutar lantarki na ƙasa na gidan wuta, kuma yana da ƙarar daidaitawar mataki. na 45KVAR, wanda za a iya haɗawa cikin buƙatun ikon fitarwa na layin samarwa.An biya cikakken ƙarfin wutar lantarki daga 0.8 zuwa 0.95.Ana buƙatar shigar da kayan aikin ramuwa na tacewa tare da ƙarar 310KVar, kuma ƙungiyoyi huɗu suna cire haɗin kai ta atomatik don rama ƙarancin-gefe na injin na'urar, kuma ana daidaita ƙarar zuwa 26KVAR don saduwa da buƙatun ƙarfin lantarki na aikin layin samarwa.
Tasirin bincike bayan shigarwa na ramuwa tace
A cikin watan Agustan 2010, an shigar da na'urar diyya ta inverter tace reactive da kuma aiki.Na'urar ta atomatik tana bin canjin nauyin mai inverter, tana danne masu jituwa masu girma a cikin ainihin lokaci, tana rama ƙarfin amsawa, kuma tana haɓaka yanayin wutar lantarki.bayanai kamar haka:
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 ake amfani da taswirar 1000KVA an rage daga 1250A zuwa 1060A, raguwar 15%;A halin yanzu da na'urar transfomer 630KVA ke amfani da ita ya ragu daga 770A zuwa 620A, raguwar 19%.Bayan diyya, 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 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 (dangane da yin aiki awanni 20 a kowace shekara). rana, kwanaki 30 a wata, watanni 10 a shekara, yuan 0.7 a kowace kWh).
Load aiki
A halin yanzu da ake amfani da taswirar 1000KVA an rage daga 1250A zuwa 1060A, raguwar 15%;A halin yanzu da na'urar transfomer 630KVA ke amfani da ita ya ragu daga 770A zuwa 620A, raguwar 19%.Bayan diyya, 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 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 (dangane da yin aiki awanni 20 a kowace shekara). rana, kwanaki 30 a wata, watanni 10 a shekara, yuan 0.7 a kowace kWh).
Lokacin aikawa: Afrilu-14-2023