KR20080071143A - 전압 강하로 인한 돌입 전류의 감소 - Google Patents
전압 강하로 인한 돌입 전류의 감소 Download PDFInfo
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- KR20080071143A KR20080071143A KR1020087012178A KR20087012178A KR20080071143A KR 20080071143 A KR20080071143 A KR 20080071143A KR 1020087012178 A KR1020087012178 A KR 1020087012178A KR 20087012178 A KR20087012178 A KR 20087012178A KR 20080071143 A KR20080071143 A KR 20080071143A
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- 238000000034 method Methods 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 6
- 239000003990 capacitor Substances 0.000 claims description 37
- 230000001939 inductive effect Effects 0.000 claims description 4
- 230000002441 reversible effect Effects 0.000 claims description 2
- 230000000670 limiting effect Effects 0.000 description 29
- 230000015654 memory Effects 0.000 description 28
- 230000006870 function Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 8
- 230000004044 response Effects 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
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- 230000003068 static effect Effects 0.000 description 1
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- 230000001960 triggered effect Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/001—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
- H01H9/541—Contacts shunted by semiconductor devices
- H01H9/542—Contacts shunted by static switch means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
- H01H9/56—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere for ensuring operation of the switch at a predetermined point in the AC cycle
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/24—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to undervoltage or no-voltage
- H02H3/247—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to undervoltage or no-voltage having timing means
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Direct Current Feeding And Distribution (AREA)
- Control Of Voltage And Current In General (AREA)
- Control Or Security For Electrophotography (AREA)
Abstract
Description
Claims (22)
- 부하에 전원 전압을 인가하는 단계와;상기 부하의 정상 상태 동작 동안에 전원 전압에서의 강하를 검출하는 단계와;상기 전원 전압에서의 강하의 검출시 부하에 임피던스를 추가하는 단계와;상기 전원 전압이 공칭 전압으로 복귀한 후에, 전원 전압이 전원 전압 사이클에서의 미리 정해진 포인트에 도달했을 때 부하로부터 임피던스를 제거하는 단계를 포함하는 방법.
- 제1항에 있어서, 상기 부하에 흐르는 돌입 전류 서지의 발생을 최소화하도록 전원 전압이 공칭 전압으로 복귀한 후에 부하로부터의 임피던스의 제거를 타이밍하는 단계를 더 포함하는 방법.
- 제2항에 있어서, 상기 전원 전압의 크기의 절대값은, 임피던스가 부하로부터 제거된 경우 전원 전압 사이클에서의 미리 정해진 포인트에서 부하의 정류기와 관련된 커패시터 양단에 걸친 정류 전압의 크기보다 작은 것인 방법.
- 제1항에 있어서, 상기 전원 전압은 유도성 부하에 인가되는 것인 방법.
- 제1항에 있어서, 상기 전원 전압은 정류기/커패시터 부하에 인가되는 것인 방법.
- 제1항에 있어서, 상기 임피던스는 상기 전원 전압이 공칭 전압으로 복귀한 후에 발생하는 전원 전압의 제로 크로싱(zero crossing)에서 대략적으로 부하로부터 제거되는 것인 방법.
- 제1항에 있어서, 상기 임피던스는 상기 전원 전압이 공칭 전압으로 복귀한 후에 발생하는 복수의 제로 크로싱들 중 첫번째 제로 크로싱에서 대략적으로 부하로부터 제거되는 것인 방법.
- 제1항에 있어서, 상기 임피던스는 전원 전압 크기의 절대값과, 부하와 관련된 커패시터 양단에 걸친 정류 전압의 크기 사이에 차이값을 실질적으로 최소화하는 전원 전압 사이클 상의 포인트에서 부하로부터 제거되는 것인 방법.
- 제1항에 있어서, 상기 임피던스는 전원 전압 크기의 절대값이 부하와 관련된 커패시터 양단에 걸친 정류 전압의 크기보다 작을 경우의 전원 전압 사이클에서의 포인트에서 부하로부터 제거되는 것인 방법.
- 제9항에 있어서, 전원 전압을 변환하기 위해 채용된 정류기에서의 하나 이상 의 다이오드가, 상기 전원 전압 크기의 절대값이 부하와 관련된 커패시터 양단에 걸친 정류 전압의 크기보다 작은 경우에 역바이어스되는 것인 방법.
- 부하의 정상 상태 동작 동안에 부하에 인가되는 전원 전압이 강하를 경험할 때 부하에 추가되는 임피던스와;전원 전압이 공칭 전압으로 복귀한 후에 전원 전압이 전원 전압 사이클에서의 미리 정해진 포인트에 도달했을 때 상기 부하로부터 상기 임피던스를 제거하도록 구성된 회로를 포함하는 장치.
- 제11항에 있어서, 상기 임피던스는 미리 정해진 저항인 것인 장치.
- 제11항에 있어서, 상기 임피던스는 개방 회로와 관련된 무한대 저항(infinite resistance)을 포함하는 것인 장치.
- 제11항에 있어서, 상기 회로는 부하에 흐르는 돌입 전류 서지의 발생을 최소화하기 위해 상기 전원 전압이 공칭 전압으로 복귀한 후에 부하로부터의 임피던스의 제거를 타이밍하도록 구성되는 것인 장치.
- 제14항에 있어서, 상기 회로는 전원 전압 크기의 절대값이 부하의 정류기와 관련된 커패시터 양단에 걸친 정류 전압의 크기보다 작을 때 부하로부터의 임피던스의 제거를 타이밍하도록 구성되는 것인 장치.
- 제11항에 있어서, 상기 부하는 유도성 부하인 것인 장치.
- 제11항에 있어서, 상기 부하는 정류기/커패시터 부하인 것인 장치.
- 제11항에 있어서, 상기 회로는 상기 전원 전압이 공칭 전압으로 복귀한 후에 발생하는 전원 전압의 제로 크로싱에서 대략적으로 부하로부터의 임피던스의 제거를 타이밍하도록 구성되는 것인 장치.
- 제11항에 있어서, 상기 회로는 전원 전압 크기의 절대값과, 부하와 관련된 커패시터 양단에 걸친 정류 전압의 크기 사이의 차이값을 실질적으로 최소화하는 전원 전압 사이클 상의 포인트에서 부하로부터의 임피던스의 제거를 타이밍하도록 구성되는 것인 장치.
- 부하의 정상 상태 동작 동안에 부하에 인가되는 전원 전압에서의 미리 정해진 지속 기간의 강하의 검출시 부하에 임피던스를 추가하는 수단과;전원 전압이 공칭 전압으로 복귀한 후에 전원 전압이 전원 전압 사이클에서의 미리 정해진 포인트에 도달했을 때 부하로부터 임피던스를 제거하는 수단을 포함하는 장치.
- 제20항에 있어서, 상기 부하로부터 임피던스를 제거하는 수단은, 상기 부하에 흐르는 돌입 전류 서지의 발생을 실질적으로 최소화하도록 부하로부터의 임피던스의 제거를 타이밍하는 수단을 더 포함하는 것인 장치.
- 제21항에 있어서, 상기 부하로부터의 임피던스의 제거를 타이밍하는 수단은, 전원 전압 크기의 절대값이 부하의 정류기와 관련된 커패시터 양단에 걸친 정류 전압의 크기보다 작을 때 부하로부터의 임피던스의 제거를 추가로 타이밍하는 것인 장치.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
USPCT/US2005/038471 | 2005-10-24 | ||
PCT/US2005/038471 WO2006083334A1 (en) | 2005-01-31 | 2005-10-24 | Active current surge limiters |
PCT/US2006/039516 WO2007050275A2 (en) | 2005-10-24 | 2006-10-10 | Reduction of inrush current due to voltage sags |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080071143A true KR20080071143A (ko) | 2008-08-01 |
KR101337190B1 KR101337190B1 (ko) | 2013-12-05 |
Family
ID=37969683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020087012178A Expired - Fee Related KR101337190B1 (ko) | 2005-10-24 | 2006-10-10 | 전압 강하로 인한 돌입 전류의 감소 |
Country Status (7)
Country | Link |
---|---|
US (6) | US8039994B2 (ko) |
EP (2) | EP1946058B1 (ko) |
JP (1) | JP4885232B2 (ko) |
KR (1) | KR101337190B1 (ko) |
CA (1) | CA2627313C (ko) |
ES (1) | ES2526917T3 (ko) |
WO (1) | WO2007050275A2 (ko) |
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-
2006
- 2006-10-10 KR KR1020087012178A patent/KR101337190B1/ko not_active Expired - Fee Related
- 2006-10-10 CA CA2627313A patent/CA2627313C/en not_active Expired - Fee Related
- 2006-10-10 US US12/090,968 patent/US8039994B2/en active Active
- 2006-10-10 EP EP06816605.7A patent/EP1946058B1/en not_active Not-in-force
- 2006-10-10 WO PCT/US2006/039516 patent/WO2007050275A2/en active Application Filing
- 2006-10-10 JP JP2008537736A patent/JP4885232B2/ja not_active Expired - Fee Related
- 2006-10-10 EP EP13186243.5A patent/EP2680386A1/en not_active Withdrawn
- 2006-10-10 ES ES06816605.7T patent/ES2526917T3/es active Active
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2011
- 2011-09-12 US US13/230,346 patent/US8643989B2/en active Active
- 2011-09-12 US US13/230,319 patent/US8488285B2/en not_active Expired - Lifetime
- 2011-10-14 US US13/273,513 patent/US9065266B2/en active Active
- 2011-10-17 US US13/274,845 patent/US20120032663A1/en not_active Abandoned
- 2011-10-17 US US13/274,513 patent/US9048654B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
KR101337190B1 (ko) | 2013-12-05 |
JP4885232B2 (ja) | 2012-02-29 |
EP1946058A4 (en) | 2011-01-05 |
EP1946058A2 (en) | 2008-07-23 |
US9048654B2 (en) | 2015-06-02 |
EP1946058B1 (en) | 2014-10-01 |
US8039994B2 (en) | 2011-10-18 |
US8643989B2 (en) | 2014-02-04 |
CA2627313A1 (en) | 2007-05-03 |
CA2627313C (en) | 2014-12-16 |
ES2526917T3 (es) | 2015-01-16 |
US20120032653A1 (en) | 2012-02-09 |
US20120063043A1 (en) | 2012-03-15 |
WO2007050275A3 (en) | 2008-01-17 |
US20080247106A1 (en) | 2008-10-09 |
JP2009512956A (ja) | 2009-03-26 |
US9065266B2 (en) | 2015-06-23 |
WO2007050275A8 (en) | 2008-06-19 |
US20120032663A1 (en) | 2012-02-09 |
US20120063042A1 (en) | 2012-03-15 |
US8488285B2 (en) | 2013-07-16 |
WO2007050275A2 (en) | 2007-05-03 |
EP2680386A1 (en) | 2014-01-01 |
US20120032662A1 (en) | 2012-02-09 |
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