HRP20160996T1 - Combined transformer for power system - Google Patents

Combined transformer for power system Download PDF

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Publication number
HRP20160996T1
HRP20160996T1 HRP20160996TT HRP20160996T HRP20160996T1 HR P20160996 T1 HRP20160996 T1 HR P20160996T1 HR P20160996T T HRP20160996T T HR P20160996TT HR P20160996 T HRP20160996 T HR P20160996T HR P20160996 T1 HRP20160996 T1 HR P20160996T1
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HR
Croatia
Prior art keywords
module
signal
electrically connected
combined transformer
voltage
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HRP20160996TT
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Croatian (hr)
Inventor
Fang Min LIN
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Siemens Aktiengesellschaft
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Filing date
Publication date
Priority claimed from CN2011205714404U external-priority patent/CN202373447U/en
Priority claimed from CN201110459041.3A external-priority patent/CN103187162B/en
Application filed by Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Publication of HRP20160996T1 publication Critical patent/HRP20160996T1/en

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20Instruments transformers
    • H01F38/22Instruments transformers for single phase ac
    • H01F38/34Combined voltage and current transformers

Claims (13)

1. Kombinirani transformator za strujni energetski sustav, koji obuhvaća kućište (10), bazu (20) i izolator (30) koji povezuje kućište (10) i bazu (20), dok je strujni transformator (12) smješten u kućištu (10), čime strujni transformator (12) može otkriti struju u primarnom vodiču (40) u strujnom energetskom sustavu, te navedeni strujni transformator (12) šalje prvi signal na bazu (20), koji odražava vrijednost struje u primarnom vodiču (40); zatim ima naponski transformator (32) koji je smješten u izolatoru (30), pri čemu naponski transformator (32) obuhvaća sljedeće: - izlazna grana strujnog kruga (38) koja sadrži prvi ulazni kraj (382) i drugi ulazni kraj (384), pri čemu izlazna grana strujnog kruga (38) šalje drugi signal na bazu (20), koji odražava vrijednost napona u primarnom vodiču (40); - otporni razdjelni strujni sklop (34) čiji je jedan kraj električno spojen na primarni vodič (40), te čiji je drugi kraj električno spojen na prvi ulazni kraj (382); - angažirani razdjelni strujni sklop (36) oblikovan pomoću većeg broja slojeva angažiranih zaslona spojenih serijski, čiji je jedan kraj električno spojen na primarni vodič (40), dok je drugi njegov kraj električno spojen na drugi ulazni kraj (384), a prvi ulazni kraj (382) je električno spojen na sekundarnu razdjelnu točku potencijala (361) od angažiranog razdjelnog strujnog sklopa (36); i - sekundarni razdjelni otpornik (37) čiji je jedan kraj električno spojen na prvi ulazni kraj (382), a njegov drugi kraj je električno spojen na drugi ulazni kraj (384), naznačen time, da je angažirani razdjelni strujni sklop (36) oblikovan pomoću većeg broja slojeva elektroda od angažiranih zaslona koji su serijski spojeni, pri čemu je najudaljeniji sloj elektroda električno spojen na primarni vodič (40), dok je drugi ulazni kraj (384) od izlazne grane strujnog kruga (38) električno spojen na zadnji sloj elektroda, gdje je prvi ulazni kraj (382) od izlazne grane strujnog kruga (38) električno spojen na kolo granjanja od slojeva elektroda koje odgovara sekundarnoj razdjelnoj točki potencijala (361). 1. A combined transformer for a current energy system, which includes a housing (10), a base (20) and an insulator (30) that connects the housing (10) and the base (20), while the current transformer (12) is located in the housing (10). , whereby the current transformer (12) can detect the current in the primary conductor (40) in the current energy system, and said current transformer (12) sends a first signal to the base (20), which reflects the value of the current in the primary conductor (40); then it has a voltage transformer (32) which is located in an insulator (30), whereby the voltage transformer (32) includes the following: - the output branch of the circuit (38) containing the first input end (382) and the second input end (384), wherein the output branch of the circuit (38) sends a second signal to the base (20), which reflects the voltage value in the primary conductor ( 40); - resistive distribution circuit (34), one end of which is electrically connected to the primary conductor (40), and the other end of which is electrically connected to the first input end (382); - engaged distribution circuit (36) formed by a number of layers of engaged screens connected in series, one end of which is electrically connected to the primary conductor (40), while its other end is electrically connected to the second input end (384), and the first input end (382) is electrically connected to the secondary potential distribution point (361) from the engaged distribution circuit (36); and - secondary dividing resistor (37), one end of which is electrically connected to the first input end (382), and its other end is electrically connected to the second input end (384), indicated by that is an engaged distribution circuit (36) formed by a plurality of electrode layers of engaged screens connected in series, wherein the outermost electrode layer is electrically connected to the primary conductor (40), while the other input end (384) is from the output branch of the circuit (38) electrically connected to the last layer of electrodes, where the first input end (382) of the output branch of the circuit (38) is electrically connected to the branch circuit of the electrode layers corresponding to the secondary potential dividing point (361). 2. Kombinirani transformator prema zahtjevu 1, naznačen time, da je smjer protezanja slojeva elektroda (362) od angažiranih zaslona, isti kao smjer protezanja izolatora (30).2. Combined transformer according to claim 1, characterized in that the direction of extension of the electrode layers (362) from engaged screens is the same as the direction of extension of the insulator (30). 3. Kombinirani transformator prema zahtjevu 1 ili 2, naznačen time, da kombinirani transformator obuhvaća visokonaponsku prirubnicu (31) i prirubnicu za uzemljenje (33), pri čemu je izolator (30) spojen na kućište (10) putem visokonaponske prirubnice (31), a izolator (30) je spojen na bazu (20) putem prirubnice za uzemljenje (33).3. Combined transformer according to claim 1 or 2, characterized in that the combined transformer includes a high-voltage flange (31) and a grounding flange (33), wherein the insulator (30) is connected to the housing (10) via the high-voltage flange (31). and the insulator (30) is connected to the base (20) via the grounding flange (33). 4. Kombinirani transformator prema bilo kojem od zahtjeva 1 do 3, naznačen time, da kombinirani transformator obuhvaća otvorenu vodilicu (35), savijeni strujni par kabela s dvostrukom oblogom (352) koji odašilje prvi signal prema bazi (20) i savijeni naponski par kabela s dvostrukom oblogom (354) koji odašilje drugi signal prema bazi (20), pri čemu i savijeni strujni par kabela s dvostrukom oblogom (352) i savijeni naponski par kabela s dvostrukom oblogom (354) prolaze kroz otvorenu vodilicu (35).4. Combined transformer according to any of the requirements 1 to 3, characterized in that the combined transformer comprises an open busbar (35), a bent current pair of double-sheathed cable (352) which transmits a first signal to the base (20) and a bent voltage pair of double-sheathed cable (354) which transmits a second signal to the base ( 20), where both the bent current pair of the double sheathed cable (352) and the bent voltage pair of the double sheathed cable (354) pass through the open guide (35). 5. Kombinirani transformator prema zahtjevu 4, naznačen time, da su angažirani zasloni namotani na otvorenu vodilicu (35) ili su sklopljeni na otvorenu vodilicu (35) nakon što su prethodno oblikovani u kalupu prema njoj, gdje su slojevi elektroda (362) od angažiranih zaslona izrađeni od jednog od sljedećih: aluminijska folija, bakrena folija, tankoslojni poluvodič ili papirnati poluvodič, dok je izolacijski sloj između sloja elektroda (362) jedan od sljedećih spojeva: spoj sumpornog heksafluoridnog plina s tankim filmom, spoj izolacijskog ulja s papirnim kabelom, spoj epoksi smole s krep papirom ili spoj silikonskog ulja s politetrafluoroetilenskom trakom. 5. Combined transformer according to claim 4, characterized in that the engaged screens are wound on an open guide (35) or are assembled on an open guide (35) after being previously shaped in a mold according to it, where the electrode layers (362) are of engaged screen made of one of the following: aluminum foil, copper foil, thin film semiconductor or paper semiconductor, while the insulating layer between the electrode layer (362) is one of the following compounds: a thin film sulfur hexafluoride gas compound, an insulating oil compound with a paper cable, a epoxy resin with crepe paper or silicone oil compound with polytetrafluoroethylene tape. 6. Kombinirani transformator prema bilo kojem od zahtjeva 1 do 5, naznačen time, da je drugi ulazni kraj (384) od izlazne grane strujnog kruga (38) električno spojen na uzemljenje.6. Combined transformer according to any of the requirements 1 to 5, characterized in that the other input end (384) of the output branch of the circuit (38) is electrically connected to ground. 7. Kombinirani transformator prema bilo kojem od zahtjeva 1 do 6, naznačen time, da otporni razdjelni strujni sklop (34) obuhvaća veći broj debljeslojnih otpornika, pri čemu su debljeslojni otpornici, nakon što su međusobno spojeni serijski, spojeni paralelno na oba kraja od angažiranog razdjelnog strujnog sklopa (36), gdje je jedan kraj od debljeslojnih otpornika spojenih serijski, električno spojen na primarni vodič (40), a drugi njegov kraj je električno spojen na prvi ulazni kraj (382) od izlazne grane strujnog kruga (38). 7. Combined transformer according to any of claims 1 to 6, indicated by the fact that the resistive distribution circuit (34) comprises a large number of thick-film resistors, where the thick-film resistors, after being connected in series with each other, are connected in parallel at both ends of the engaged distribution circuit (36), where one end of the thick-film resistors resistors connected in series, electrically connected to the primary conductor (40), and its other end is electrically connected to the first input end (382) of the output branch of the circuit (38). 8. Kombinirani transformator prema bilo kojem od zahtjeva 1 do 7, naznačen time, da otporni razdjelni strujni sklop (34) obuhvaća otpornu traku, pri čemu se otporna traka oblikuje pomoću neprekidnog prianjanja otporne guste smjese na unutrašnju površinu izolatora (30) pomoću laserskog prešanja ili oblaganja raspršivanjem, gdje je jedan kraj od otporne trake električno spojen na visokonaponsku prirubnicu (31), a njezin drugi kraj je električno spojen na prvi ulazni kraj (382) od izlazne grane strujnog kruga (38).8. Combined transformer according to any of claims 1 to 7, characterized in that the resistive distribution circuit (34) comprises a resistive strip, wherein the resistive strip is formed by continuously adhering a resistive thick compound to the inner surface of the insulator (30) by means of laser pressing or spray coating, where one end of the resistive strip is electrically connected to the high-voltage flange (31), and its other end is electrically connected to the first input end (382) of the output branch of the circuit (38). 9. Kombinirani transformator prema bilo kojem od zahtjeva 1 do 8, naznačen time, da je strujni transformator (12) elektronički strujni transformator male snage, koji sadrži magnetsku jezgru, sekundarnu zavojnicu namotanu na magnetsku jezgru i sporedni otpornik spojen na repni kraj od sekundarne zavojnice.9. Combined transformer according to any of claims 1 to 8, characterized in that the current transformer (12) is a low-power electronic current transformer, which contains a magnetic core, a secondary coil wound on the magnetic core and a secondary resistor connected to the tail end of the secondary coil. 10. Kombinirani transformator prema bilo kojem od zahtjeva 1 do 9, naznačen time, da postoji izolacijski medij (11) koji ispunjava prostor između strujnog transformatora (12) i kućišta (10), pri čemu je izolacijski medij (11) jedan od sljedećih: sumporni heksafluoridni plin, spoj izolacijskog ulja i papirnog kabela, spoj epoksi smole i krep papira ili spoj silikonskog ulja i politetrafluoroetilenske trake. 10. Combined transformer according to any one of claims 1 to 9, characterized by the fact that there is an insulating medium (11) that fills the space between the current transformer (12) and the housing (10), wherein the insulating medium (11) is one of the following: sulfur hexafluoride gas, insulating oil and paper cable compound, epoxy compound resin and crepe paper or a combination of silicone oil and polytetrafluoroethylene tape. 11. Kombinirani transformator prema bilo kojem od zahtjeva 1 do 10, naznačen time, da je njegova baza (20) načinjena s odlaznim poljem (22), pri čemu odlazno polje (22) obuhvaća sljedeće: ulazni modul (24), gdje se dobiva sekundarni prvi signal dobiven nakon što se prvi signal obradi putem ulaznog modula (24) u smislu dijeljenja napona, a sekundarni drugi signal se dobiva nakon što se drugi signal obradi putem ulaznog modula (24) u smislu dijeljenja napona; istraživački modul (26) električno izoliran od ulaznog modula (24), gdje je istraživački modul (26) osposobljen za ispitivanje sekundarnog prvog signala i sekundarnog drugog signala te njihovo pretvaranje u prvi digitalni signal koji odražava prvi signal odnosno drugi digitalni signal koji odražava drugi signal; pretvarački modul (25), gdje pretvarački modul (25) zaprima prvi digitalni signal i drugi digitalni signal, stvorene pomoću istraživačkog modula (26) i integrira dvije digitalne veličine u poruku koja se temelji na komunikacijskim sporazumima ili komunikacijskim protokolima; izlazni modul (28), gdje izlazni modul (28) zaprima poruke odaslane putem pretvaračkog modula (25) i odašilje poruke prema van putem mreže sučelja od optičkog vlakna ili optičkog kabela; i modul opskrbe strujom (29), gdje modul opskrbe strujom (29) dobavlja električnu energiju koja je potrebna za rad ulaznog modula (24), istraživačkog modula (26), pretvaračkog modula (25) i izlaznog modula (28). 11. Combined transformer according to any one of claims 1 to 10, characterized by the fact that its base (20) is made with an outgoing field (22), whereby the outgoing field (22) includes the following: input module (24), where the secondary first signal is obtained after the first signal is processed by the input module (24) in terms of voltage division, and the secondary second signal is obtained after the second signal is processed by the input module (24) in terms of voltage sharing; research module (26) electrically isolated from the input module (24), where the research module (26) is capable of testing the secondary first signal and the secondary second signal and converting them into a first digital signal that reflects the first signal or a second digital signal that reflects the second signal ; a converter module (25), wherein the converter module (25) receives the first digital signal and the second digital signal, created by the research module (26) and integrates the two digital quantities into a message based on communication agreements or communication protocols; an output module (28), where the output module (28) receives the messages sent by the converter module (25) and transmits the messages to the outside via an interface network of optical fiber or optical cable; and a power supply module (29), where the power supply module (29) supplies the electricity required to operate the input module (24), the research module (26), the converter module (25) and the output module (28). 12. Kombinirani transformator prema bilo kojem od zahtjeva 1 do 10, naznačen time, da je njegova baza (20) načinjena s odlaznim poljem (22), pri čemu odlazno polje (22) obuhvaća sljedeće: ulazni modul (24), gdje se dobiva sekundarni prvi signal nakon što se prvi signal obradi putem ulaznog modula (24) u smislu dijeljenja napona, a sekundarni drugi signal se dobiva nakon što se drugi signal obradi putem ulaznog modula (24) u smislu dijeljenja napona; istraživački modul (26) električno izoliran od ulaznog modula (24), gdje je istraživački modul (26) osposobljen za ispitivanje sekundarnog prvog signala i sekundarnog drugog signala te njihovo pretvaranje u prvi digitalni signal koji odražava prvi signal odnosno drugi digitalni signal koji odražava drugi signal; izlazni modul (28), gdje izlazni modul (28) zaprima prvi digitalni signal i drugi digitalni signal odaslane pomoću istraživačkog modula (26), i odašilje prvi digitalni signal i drugi digitalni signal prema van putem mreže sučelja od optičkog vlakna ili optičkog kabela; i modul opskrbe strujom (29), gdje modul opskrbe strujom (29) dobavlja električnu energiju koja je potrebna za rad ulaznog modula (24), istraživačkog modula (26) i izlaznog modula (28). 12. Combined transformer according to any one of claims 1 to 10, characterized by the fact that its base (20) is made with an outgoing field (22), whereby the outgoing field (22) includes the following: input module (24), where a secondary first signal is obtained after the first signal is processed by the input module (24) in terms of voltage division, and a secondary second signal is obtained after the second signal is processed by the input module (24) in terms of division voltage; research module (26) electrically isolated from the input module (24), where the research module (26) is capable of testing the secondary first signal and the secondary second signal and converting them into a first digital signal that reflects the first signal or a second digital signal that reflects the second signal ; an output module (28), wherein the output module (28) receives the first digital signal and the second digital signal transmitted by the research module (26), and transmits the first digital signal and the second digital signal to the outside via an interface network of optical fiber or optical cable; and power supply module (29), where the power supply module (29) supplies the electrical energy required to operate the input module (24), the research module (26) and the output module (28). 13. Kombinirani transformator prema zahtjevu 11 ili 12, naznačen time, da odlazno polje (22) također obuhvaća sljedeće: sinhronizacijski modul (27), gdje sinhronizacijski modul (27) zaprima sinhronizacijski signal izvana od strane kombiniranog transformatora i upravlja istraživačkim modulom (26) u svrhu sinhronizacije prema sinhronizacijskom signalu. 13. Combined transformer according to claim 11 or 12, characterized in that the outgoing field (22) also includes the following: synchronization module (27), where the synchronization module (27) receives a synchronization signal from the outside by the combined transformer and controls the research module (26) for the purpose of synchronization according to the synchronization signal.
HRP20160996TT 2011-12-31 2016-08-09 Combined transformer for power system HRP20160996T1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN2011205714404U CN202373447U (en) 2011-12-31 2011-12-31 Combined transformer for power system
CN201110459041.3A CN103187162B (en) 2011-12-31 2011-12-31 Combination transformer for power system
PCT/EP2012/076566 WO2013098226A1 (en) 2011-12-31 2012-12-21 Combined transformer for power system
EP12813352.7A EP2807664B1 (en) 2011-12-31 2012-12-21 Combined transformer for power system

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HRP20160996T1 true HRP20160996T1 (en) 2016-10-21

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HRP20160996TT HRP20160996T1 (en) 2011-12-31 2016-08-09 Combined transformer for power system

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EP (1) EP2807664B1 (en)
ES (1) ES2586827T3 (en)
HR (1) HRP20160996T1 (en)
WO (1) WO2013098226A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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CN105022015B (en) * 2014-04-17 2019-03-26 中国能源建设集团有限公司湖南电力电瓷电器厂 Extra-high voltage current transformer TPY error test device
CN106611680B (en) * 2015-10-23 2019-08-23 北京瑞恒新源投资有限公司 Multifunctional capacitor molded cannula with vacuum interrupter
CN107731488B (en) * 2017-11-10 2024-02-23 江苏思源赫兹互感器有限公司 Multisection voltage transformer convenient to adjust error
WO2019160437A1 (en) * 2018-02-16 2019-08-22 Общество с ограниченной ответственностью "Научно-Производственный центр "Профотек" Combined current and voltage transformer
CN114609573A (en) * 2022-03-25 2022-06-10 山东泰开检测有限公司 Inflatable armoured combined mutual inductor calibrating device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19508582A1 (en) * 1995-03-13 1996-09-26 Duromer Kunststoffverarbeitung Voltage converter
DE59802264D1 (en) * 1997-09-23 2002-01-10 Trench Switzerland Ag Basel COMBINED SMALL SIGNAL CURRENT AND VOLTAGE CONVERTER
DE19832707C2 (en) * 1998-07-14 2001-05-10 Siemens Ag Combined current and voltage converter for outdoor switchgear
DE19841164A1 (en) * 1998-09-09 2000-03-16 Abb Research Ltd Voltage divider for measuring high direct current voltages in areas subject to high frequency interference; has tuning capacitor to balance capacitive divider voltages with those of resistive divider
EP1624312B1 (en) * 2004-08-06 2008-03-26 Passoni & Villa Fabbrica Isolatori e Condensatori S.p.A. Electronic measurement transformer for combined current and voltage measurements.
EP2136216B1 (en) * 2008-06-19 2012-01-11 ABB Technology AG A combined electrical measurement device

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EP2807664A1 (en) 2014-12-03
ES2586827T3 (en) 2016-10-19
WO2013098226A1 (en) 2013-07-04
EP2807664B1 (en) 2016-05-11

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