JP2011043334A - Ac入力監視回路および電源装置 - Google Patents
Ac入力監視回路および電源装置 Download PDFInfo
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- JP2011043334A JP2011043334A JP2009189694A JP2009189694A JP2011043334A JP 2011043334 A JP2011043334 A JP 2011043334A JP 2009189694 A JP2009189694 A JP 2009189694A JP 2009189694 A JP2009189694 A JP 2009189694A JP 2011043334 A JP2011043334 A JP 2011043334A
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- Prior art keywords
- input
- voltage
- monitoring
- circuit
- power supply
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Abstract
【解決手段】AC入力に対応する電圧を分圧回路2で分圧し、第1,第2の比較器3,4で第1,第2の監視電圧に対応する第1,第2の基準電圧と比較し、出力回路7は、両比較器3,4に出力に基づいて、AC入力に対応する電圧が、第1,第2の監視電圧の間にある期間に対応するパルスを出力し、絶縁回路9を介してカウンタ10でパルスを計数あるいは積分器11でパルスを積分するようにしている。すなわち、従来のようにAC入力電圧を常時監視するのではなく、AC入力に対応する電圧のレベルが、第1,第2の監視電圧それぞれの電圧レベル間にある期間、離散的に監視するようにしている。
【選択図】図1
Description
2 分圧回路
3 第1の比較器
4 第2の比較器
5 第1の基準電圧源
6 第2の基準電圧源
7 出力回路
9 絶縁回路
10 カウンタ
11 積分器
Claims (5)
- AC入力を監視するAC入力監視回路であって、
電圧レベルが互いに異なる少なくとも2つの第1,第2の監視電圧に基づいて前記AC入力の監視を行う、ことを特徴とするAC入力監視回路。 - 前記AC入力に対応する電圧レベルが、前記両監視電圧レベルの間にあるか否かにより、前記AC入力の監視を行うようにした、ことを特徴とする請求項1に記載のAC入力監視回路。
- 前記AC入力に対応する電圧レベルを前記第1の監視電圧レベルに対応する第1の基準電圧レベルと比較出力する第1の比較器と、
前記AC入力に対応する電圧レベルを前記第2の監視電圧レベルに対応する第2の基準電圧レベルと比較出力する第2の比較器と、
前記両比較器の論理積をとることで、前記AC入力に対応する電圧レベルが、前記第1、第2の監視電圧レベル間にある期間だけ出力動作する出力回路と、
を備えた、ことを特徴とする請求項2に記載のAC入力監視回路。 - 前記AC入力に対応する電圧が、交流電源の全波整流電圧である、ことを特徴とする請求項1ないし3のいずれかに記載のAC入力監視回路。
- 前記請求項1ないし4のいずれかに記載のAC入力監視回路を具備した、ことを特徴とする電源装置。
Priority Applications (1)
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JP2009189694A JP2011043334A (ja) | 2009-08-19 | 2009-08-19 | Ac入力監視回路および電源装置 |
Applications Claiming Priority (1)
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JP2009189694A JP2011043334A (ja) | 2009-08-19 | 2009-08-19 | Ac入力監視回路および電源装置 |
Publications (1)
Publication Number | Publication Date |
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JP2011043334A true JP2011043334A (ja) | 2011-03-03 |
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JP2009189694A Pending JP2011043334A (ja) | 2009-08-19 | 2009-08-19 | Ac入力監視回路および電源装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101424121B1 (ko) * | 2012-12-28 | 2014-08-01 | 엘아이지넥스원 주식회사 | 유도무기의 전원 제어 장치 |
US20150136741A1 (en) * | 2012-06-14 | 2015-05-21 | Nisshin Steel Co., Ltd. | Method for producing arc-welded structural member |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55132960A (en) * | 1979-04-04 | 1980-10-16 | Nec Corp | Amplitude decision circuit |
JPS62100666A (ja) * | 1985-10-29 | 1987-05-11 | Kuwano Denki Kk | 交流電圧の監視装置 |
JPH0875803A (ja) * | 1994-09-09 | 1996-03-22 | Hioki Ee Corp | 電圧降下検出トリガ発生装置 |
JP2001045756A (ja) * | 1999-07-27 | 2001-02-16 | Canon Inc | 電源装置 |
-
2009
- 2009-08-19 JP JP2009189694A patent/JP2011043334A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55132960A (en) * | 1979-04-04 | 1980-10-16 | Nec Corp | Amplitude decision circuit |
JPS62100666A (ja) * | 1985-10-29 | 1987-05-11 | Kuwano Denki Kk | 交流電圧の監視装置 |
JPH0875803A (ja) * | 1994-09-09 | 1996-03-22 | Hioki Ee Corp | 電圧降下検出トリガ発生装置 |
JP2001045756A (ja) * | 1999-07-27 | 2001-02-16 | Canon Inc | 電源装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150136741A1 (en) * | 2012-06-14 | 2015-05-21 | Nisshin Steel Co., Ltd. | Method for producing arc-welded structural member |
KR101424121B1 (ko) * | 2012-12-28 | 2014-08-01 | 엘아이지넥스원 주식회사 | 유도무기의 전원 제어 장치 |
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