Petrochemical shuka case

Bayanan asali na masu amfani
Kamfanin man petrochemical ya fi samar da kayan gas.Kayan lantarki da kamfanin ke amfani da shi shine nauyin direba mai laushi mai laushi, kuma mai rarrabawa shine 2500 kVA.Tsarin tsarin samar da wutar lantarki shine kamar haka:

kaso-2-1

 

Bayanan aiki na ainihi
Jimlar ikon mai jujjuyawar mitar mai taswirar 2500KVA shine 1860KVA, matsakaicin ƙarfin wutar lantarki shine PF = 0.8, kuma aikin yanzu shine 2400-2700A.

Binciken Yanayin Tsarin Wuta
Makullin wutar lantarki na inverter shine nauyin mai gyaran wutar lantarki, wanda ke cikin nauyin tsarin mai hankali.Kayan aiki yana haifar da haɗin kai da yawa yayin aikin aiki, wanda shine tushen jituwa na yau da kullun.Harmonic halin yanzu da aka gabatar a cikin grid ɗin wutar lantarki zai haifar da ƙarfin aiki na jituwa akan halayen grid ɗin wutar lantarki, wanda ke haifar da sauye-sauye a cikin ƙarfin lantarki da na yanzu na grid ɗin wutar lantarki, yana haifar da haɗari da inganci da amincin aiki na tsarin samar da wutar lantarki, haɓaka asarar layi da kuskuren ƙarfin lantarki, da haifar da mummunar lalacewa ga grid ɗin wutar lantarki da masana'antar sarrafawa.Kayan aikinta na wutar lantarki, musamman ma na gargajiya na ramuwa na wutar lantarki zai haifar da illa, kuma yana da sauƙi don haifar da jijjiga masu jituwa, yana haifar da lalacewa ga kayan lantarki kamar capacitor.Don haka, ya kamata a zaɓi matatar ramuwa mai ƙarancin ƙarfin wuta tare da aikin matsewar jituwa don murkushe tsarin jituwa, rama nauyin mai amsawa, da haɓaka yanayin wutar lantarki.

Tace tsarin maganin diyya mai amsawa
Burin mulki
An ƙera na'urorin ramuwa masu tacewa don biyan buƙatun tsari don murkushe masu jituwa da ƙarfin amsawa.
A ƙarƙashin yanayin aiki na tsarin 0.4KV, bayan kayan aikin ramuwa na tacewa ya bar masana'anta, ƙarancin jituwa yana sama da 0.92 akan matsakaicin ƙarfin wutar lantarki na kowane wata.

Kar a haifar da juzu'i mai jituwa ko jujjuyawar juzu'i da wuce gona da iri saboda shigar da reshen ramuwa tace.
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 ramuwa mai ƙarancin ƙarfi mai ƙarfi" daga ƙimar ƙimar ƙarancin wutar lantarki mai ƙarfi da kayan lantarki
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
Matsakaicin wutar lantarki mai ɗaukar nauyi
Yanayin fasaha na mai sarrafawa DL/T597-1996
Matsayin kariya mara ƙarancin wutar lantarki mai ƙarfi GB5013.1-1997
Ƙarƙashin ƙarfin wutar lantarki da majalisun kayan sarrafawa

Ra'ayoyin ƙira
Dangane da ainihin halin da ake ciki na kamfani, kamfaninmu yana yin la'akari da ƙimar wutar lantarki mai ƙarfi da daidaitawa a cikin tace diyya mara inganci na inverter, kuma yana shigar da na'urar diyya mara inganci akan 0.4KV ƙananan ƙarfin wutar lantarki na gidan wutar lantarki, wanda yana murƙushe masu jituwa kuma yana ramawa don haɓaka ƙarfin amsawa.factor factor.
A lokacin aiki na mitar Converter, shi zai samar da 5 sau na 250HZ, 7 sau na 350HZ da sauran high-oda masu jituwa.Saboda haka, lokacin da zayyana tace ramuwa mara tasiri na inverter, ya kamata a tabbatar da cewa tace ramuwa da'irar iya yadda ya kamata murkushe masu jituwa da rama da m ikon ga mitoci sama da 250HZ da 350HZ don inganta ikon factor.

aikin ƙira
Cikakken ikon wutar lantarki na layin samar da wutar lantarki mai inverter wanda ya dace da kowane mai canzawa 2500 kVA ana biya daga 0.8 zuwa kusan 0.92.Dole ne a shigar da kayan aikin diyya na na'urar tacewa tare da ƙarfin 900 kWh.Ƙarfin ƙungiyoyin 11 na rarrabuwar lokaci suna daidaita da iska a gefen wutar lantarki na ƙasa na taswira don haɗawa da cire haɗin kai ta atomatik.Ƙarfin daidaitawa na rarrabuwa shine 45KVAR, wanda zai iya saduwa da buƙatun wutar lantarki daban-daban na masu farawa mai laushi da layin samarwa.Wannan nau'in ƙira yana ba da tabbacin cewa ƙarfin wutar lantarki da aka daidaita ya fi 0.95.

kaso-2-2

 

Tasirin bincike bayan shigarwa na ramuwa tace
A watan Yunin 2011, an shigar da na'urar biyan diyya ta inverter filter kuma an fara aiki.Na'urar ta atomatik tana bin canjin nauyin mai inverter, nan da nan ta dakatar da babban odar bugun bugun jini don rama nauyin mai amsawa, kuma yana inganta yanayin wutar lantarki.bayanai kamar haka:

kaso-2-3

 

Bayan da aka yi amfani da na'urar ramuwa ta tace, canjin yanayin canjin wutar lantarki yana kusan 0.98 (bangaren da aka ɗaga yana kusan 0.8 lokacin da aka cire na'urar diyya ta tace)

Load aiki
A halin yanzu aiki na 2500KVA transformer an rage daga 2700A zuwa 2300A, da kuma rage kudi ne 15%.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 transformer, wanda shine 24KW, kuma tanadin kuɗin wutar lantarki a shekara shine 16*20*30*10*0.7*2=134,000 yuan (dangane da aiki 20). awanni a rana, kwanaki 30 a wata, da watanni 10 a shekara, yuan 0.7 a kowace kWh).

ikon factor halin da ake ciki
Matsakaicin adadin wutar lantarki na kamfanin ya karu daga 0.8 zuwa 0.95 a wannan watan, kuma za a kiyaye karfin wutar a 0.96-0.98 a wata mai zuwa, kuma za a kara ladan da yuan 5000-6000 a watan Janairu.
Gabaɗaya, ramuwa mai ƙarancin ƙarfin wutar lantarki na matatar mai laushi mai laushi yana da iko mai kyau don murƙushe bugun jini na yanzu da rama ƙarfin amsawa, magance matsalar hukumcin wutar lantarki na kamfanin, haɓaka ƙarar fitarwa na na'urar, da ragewa. Ƙarfin aiki Ƙarin amfani da samfurin ya ƙãra fitarwa, ya kawo fa'idodin tattalin arziki ga kamfani, kuma ya dawo da jarin abokin ciniki a cikin shekara guda.Don haka, ramuwar wutar lantarki mai laushi mai laushi mai farawa wanda kamfanin ke samarwa yana da gamsarwa sosai, kuma zai jawo hankalin abokan ciniki da yawa a nan gaba.


Lokacin aikawa: Afrilu-14-2023