Reactor mai iyakancewa na yanzu

Fitattun Kayayyakin

110kV-220kV Transformer bushings

6-40.5kV ABB safeplus switchgear panel

6-35kV Shunt Capacitor Bank Container

6-35kV babban ƙarfin lantarki Capacitor banki na cikin gida

6-24kV High ƙarfin lantarki Capacitor Unit

tsarin ajiya makamashi baturi lithium kwafi

6-220kV mai-immersed HV transformer

6-35kV busassun irin na'ura mai canzawa

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Kayan aiki na yanzu transfomer

Kayan aiki na yanzu transfomer

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samfurin bayani

bayanin samfurin

Instrument Transformer na yanzu

Kamar yadda kowa ya sani, saboda aminci, matsakaita da ƙarfin lantarki na yanzu a tashoshin gwajin na’urar taranfoma, galibi ana sanya su ne a kan dandali tsakanin na’ura mai matsakaici da na’urar da aka gwada. Saboda tsayin dandamali yana tsakanin 2-4m, yana da matukar wahala a canza kewayon haɗin da hannu don hawa sama da ƙasa dandamali.

A cikin 'yan shekarun nan, akwai hanyoyi da yawa don magance wannan matsala a cikin masana'antu na cikin gida, waɗanda ba su da gamsarwa

(1)Transfoma na yanzu ya kasu kashi 2-3 a karo na farko da kashi 3-4 a karo na biyu. Za'a iya canza na biyu ta hanyar canjin famfo. Yana rage adadin sauyawa sau ɗaya, amma bayan haka, dole ne ya canza layin kunnawa da kashe dandamali sau ɗaya, wanda ke ƙara haɗarin haɗari ga ma'aikatan gwajin.

(2) Ana iya amfani da shi azaman mai canza ma'aunin wutar lantarki na farko. Maɓalli da na'ura mai canzawa na yanzu suna zaman kansu da juna kuma an haɗa su da sandar tagulla. Babban ƙarfin wutar lantarki yana da tsada mai tsada, babban rashin nasara da rashin aminci. Fitowar juzu'i ya fi 50pc. Babu fitar da wani bangare.

(3) Wasu masana'antun sun kera na'urorin haɗin kai na na'ura mai canzawa da mai canza famfo. Yana kama da ƙarami, amma yawancinsu sun lalace saboda gazawar canzawa yayin lokacin garanti, wanda ke haifar da dakatarwar samarwa.

A cikin 'yan shekarun nan, kamfaninmu ya haɓaka wani sabon nau'in na'ura na yanzu bisa ga bukatun masu amfani da kasashen waje

(1) Gabaɗaya a cikin kewayon sauyawa na biyu, a kan sauyawar kaya, a cikin sauyawar sarrafa wutar lantarki na biyu, yana da matukar dacewa don amfani, kuma yana adana maɓallin farko tare da ƙimar gazawa.

(2) Daidaitawa tare da mai nazarin wutar lantarki: Matsayin na biyu na yanzu shine 1a, ba 5A ba. Yin amfani da na'urar tantance wutar lantarki, ƙimar na biyu na yanzu na iya zama 1a. Ɗaukar mai nazarin wutar lantarki na W-3000 a matsayin misali, wannan takarda ya bayyana yadda za a iya daidaitawa da irin wannan nau'in na'ura na yanzu da na'ura mai ba da wutar lantarki: tashar tashar wutar lantarki ta W-3000 tana da manyan tashoshi biyu masu girma da ƙananan, kuma an zaɓi ƙananan tashar tashar yanzu. Ƙididdigar halin yanzu shine 5mA, 10mA, 20mA, 50mA, 100mA, 200mA, 500mA, 1A da 2a, tare da gears 9 gaba ɗaya, wanda zai iya canzawa ta atomatik tare da shigar da halin yanzu. Ana iya daidaita shi zuwa mai canzawa na yanzu na sakandare 1a.

Rashin shigar da ƙaramar tashar W-3000 mai nazarin wutar lantarki shine 0.5 Ω, kuma matsananciyar kewaye ta biyu ita ce 0.3 Ω a mafi yawan, don haka ƙimar fitarwa yakamata ya zama 0.6-0.8va.

(3) Saboda ƙarancin fasaha, ƙimar da ake ƙididdigewa na yanzu: IMAX / Imin ≤ 400, duba Tebu 1 da tebur 2 don cikakkun bayanai.

(4) Kuskure: tare da haɓaka kewayon halin yanzu, daidaiton matakin yana ƙaruwa daga 0.2 zuwa 0.01. Wannan fasalin ya dace ne kawai don gwajin wuta. Kamar yadda muka sani, saboda ƙarfin ƙarfin gwajin babu-load yana cikin tsari na 0.2, ba a buƙatar mai canzawa mai mahimmanci. A wannan lokacin, ana amfani da ƙananan kewayon 50A da ƙasa, kuma daidaito ya isa. Matsakaicin wutar lantarki na gwajin lodi yana da ƙasa sosai (har zuwa 0.02-0.01), wanda ke buƙatar babban daidaito na mai canzawa. A wannan lokacin, ana amfani da sashin babban kewayon 100A da sama, kuma daidaito yana da girma sosai, har zuwa matakin 0.01.

Lokacin da IMAX / Imin ≤ 400, ana nuna daidaiton matakan ma'auni daban-daban na yanzu a cikin Table 1 da tebur 2

Tebur 1

Rabo na yanzu	5/1 A	10/1 A	20/1 A	50/1 A	100/1 A	200/1 A	500/1 A	1000/1A	2000/1 A
Daidaiton matakin	0.2	0.1	0.05	0.02	0.01	0.01	0.01	0.01	0.01

Tebur 2

Rabo na yanzu	10/1 A	20/1 A	50/1 A	100/1 A	200/1 A	500/1 A	1000/1A	2000/1 A	4000/1 A
Daidaiton matakin	0.2	0.1	0.05	0.02	0.01	0.01	0.01	0.01	0.01

Mun san cewa dabarar kuskuren ma'aunin aunawar wuta: Δ P% = 0.0291 δ TG φ% (1) Inda δ shine bambanci (raka'a: minti) φ na bambancin kusurwa tsakanin mai canzawa na yanzu da mai ba da wutar lantarki shine kusurwar wutar lantarki a lokacin. gwajin. Matsakaicin ƙananan halin yanzu shine 5 / 1a-50 / 1a, wanda galibi ana amfani dashi don gwaji mara nauyi. Cos φ yana kusan 0.2 lokacin gwajin babu kaya, wato, TG φ shine 1.9. Matsakaicin bambancin kusurwa na mafi ƙasƙanci matakin 0.2 shine ± 10. Ana iya amfani da wutar lantarki mai daidaitawa azaman matakin 0.01, matsakaicin matsakaicin kusurwa shine ± 0.3, kuma matsakaicin matsakaicin δ tsakanin su shine ± 10.3. An canza ƙimar zuwa dabara (1) Δ P% = 0.0291 × (± 10.3,) × 1.9% = ± 0.57%, wanda shine matsakaicin kuskuren aji 0.2. Idan an yi amfani da gear 0.1, kuskuren har yanzu yana da rabi, wanda ya kamata a ce ya zama daidai. Matsakaicin halin yanzu da aka yi amfani da shi a gwajin lodi yana sama da 100/1a, kuma matakin daidaito shine 0.01. Misali, 35/10kv, 3150kva transformer, rated current at 35kV side is 52A, and 100/1a gear za a zabi. 657 zuw 23

Farashin wannan samfur bai kai jimlar taswirar ta yanzu ba da mai canza fam ɗinsa na kewayon sauyawa na farko. Ana iya amfani da duk matakan ƙarfin lantarki. Wannan fasaha ta dogara ne akan ƙirƙirar juyin juya hali na wutar lantarki na yanzu da kanta, maimakon yin amfani da amplifier na lantarki don canza kewayon a karo na biyu, kamar kamfanin Swiss haefely trench. Wannan samfurin shine na farko a cikin duniya, keɓaɓɓen samarwa, da sauransu ba za su yi ba. Idan aka kwatanta da haefield, fa'idodin sabon canjin mu na yanzu sune kamar haka:

(1) Babban aiki mai tsada. Hakanan za'a iya gudanar da gwajin taransfoma a cikin juyawa na nesa na biyu, tare da farashin kusan 1/10 na Switzerland.

(2) Babban dogaro. Ba tare da amplifier na lantarki ba, babban abin dogaro. Ana samun sauƙin lalata kayan lantarki ta hanyar ƙarfin lantarki a cikin yanayin dakin gwaje-gwaje masu ƙarfin lantarki. Idan ta lalace, za a iya tura ta zuwa Switzerland don gyara, wanda ba za a iya gyara shi a China ba. Ana nuna masu amfani da gida na sabon gidan wuta na yanzu a cikin tebur mai zuwa:

Sunan naúrar	ƙayyadaddun bayanai	Qty
Kamfanin wutar lantarki na Tianjin	Ƙimar wutar lantarki: 110/√3kV Ƙimar da aka ƙididdigewa: 10-2000A	3 Saiti
Shanghai Jiuzhi Electric Co., Ltd. (fitarwa zuwa Indiya)	Ƙimar wutar lantarki: 100kV Ƙwararren Ƙwararren Ƙwararren Ƙwaƙwalwa: 1-2000A	4 Saiti
Shanghai Shangfang Electric Appliance Co., Ltd. (fitarwa zuwa Indiya)	Ƙimar wutar lantarki: 100kV Ƙwararren Ƙwararren Ƙwararren Ƙwaƙwalwa: 1-2000A	3 Saiti
Kamfanin China New Era International Engineering Corporation	Ƙimar wutar lantarki: 110/√3kV Ƙimar da aka ƙididdigewa: 10-1600A	3 Saiti
Shanghai Lanqi Electric Co., Ltd. (fitarwa zuwa Indiya)	Ƙimar wutar lantarki: 100kV Ƙwararren Ƙwararren Ƙwararren Ƙwaƙwalwa: 1-2000A	3 Saiti
Baicheng Power Zhenlai Transformer Co., Ltd	Ƙimar wutar lantarki: 110/√3kV Ƙimar da aka ƙididdigewa: 10-1600A	3 Saiti
Shenyang Xinxin United Electric Co., Ltd. (an fitar dashi zuwa Indiya)	Ƙimar wutar lantarki: 100kV Ƙimar da aka ƙididdigewa: 5-2000A	6 Saiti
Kudin hannun jari Tongbian Electric Appliance Co., Ltd	Ƙimar wutar lantarki: 80/√3kV Ƙimar da aka ƙididdigewa: 5-2000A	3 Saiti
Kamfanin China New Era International Engineering Corporation	Ƙimar wutar lantarki: 120/√3kV Ƙimar da aka ƙididdigewa: 5-2000A	3 Saiti
Changzhou Pacific Power Equipment (Group) Co., Ltd	Ƙimar wutar lantarki: 80/√3kV Ƙimar da aka ƙididdigewa: 5-1600A	3 Saiti
Beijing Huatian Electromechanical Research Institute Co., Ltd	Ƙimar wutar lantarki: 110/√3kV Ƙimar da aka ƙididdigewa: 5-1500A	3 Saiti
Beijing Huatian Electromechanical Research Institute Co., Ltd	Ƙimar wutar lantarki: 20/√3kV Ƙimar da aka ƙididdigewa: 5-400A	3 Saiti
TBEA Hengyang Transformer Co., Ltd	Ƙimar ƙarfin lantarki: 252/√3kV Ƙimar da aka ƙididdigewa: 10-4000A	3 Saiti
Tianwei baobian (Hefei) Transformer Co., Ltd	Ƙimar wutar lantarki: 40/√3kV Ƙimar da aka ƙididdigewa: 2-800A	3 Saiti
Ruili Yixin Co., Ltd. (ana fitarwa zuwa Myanmar)	Ƙimar wutar lantarki: 12/√3kV Ƙimar da aka ƙididdigewa: 5-600A	3 Saiti
Shenyang Xinxin United Electric Co., Ltd. (an fitar dashi zuwa Indiya)	Ƙididdigar ƙarfin lantarki: 30kV Ƙididdigar kewayon halin yanzu: 5-500A	3 Saiti
Shenyang Xinxin United Electric Co., Ltd. (an fitar dashi zuwa Indiya)	Ƙididdigar ƙarfin lantarki: 50kV Ƙididdigar kewayon halin yanzu: 5-500A	6 Saiti
Shenyang Xinxin United Electric Co., Ltd. (an fitar dashi zuwa Indiya)	Ƙididdigar ƙarfin lantarki: 5kV Ƙididdigar kewayon halin yanzu: 5-100A	3 Saiti
Jinan Siemens Transformer Co., Ltd	Ƙimar wutar lantarki: 110/√3kV Ƙimar da aka ƙididdigewa: 10-3000A	3 Saiti
China Qiyuan Engineering Design & Research Institute Co., Ltd	Ƙimar ƙarfin lantarki: 150/√3kV Ƙimar da aka ƙididdigewa: 10-2000A	3 Saiti
China Qiyuan Engineering Design & Research Institute Co., Ltd	Ƙimar wutar lantarki: 80/√3kV Ƙimar da aka ƙididdigewa: 5-1000A	3 Saiti
Wujiang Transformer Co., Ltd	Ƙimar wutar lantarki: 20/√3kV Ƙimar da aka ƙididdigewa: 5-600A	3 Saiti
Abubuwan da aka bayar na Shandong Electric Power Equipment Co., Ltd	Ƙimar wutar lantarki: 70/√3kV Ƙimar da aka ƙididdigewa: 5-1600A	3 Saiti