JP2004129493A - スパーク防止機能付き電源供給装置及び方法 - Google Patents
スパーク防止機能付き電源供給装置及び方法 Download PDFInfo
- Publication number
- JP2004129493A JP2004129493A JP2003340905A JP2003340905A JP2004129493A JP 2004129493 A JP2004129493 A JP 2004129493A JP 2003340905 A JP2003340905 A JP 2003340905A JP 2003340905 A JP2003340905 A JP 2003340905A JP 2004129493 A JP2004129493 A JP 2004129493A
- Authority
- JP
- Japan
- Prior art keywords
- output
- power supply
- voltage
- output connector
- external device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 7
- 230000003449 preventive effect Effects 0.000 title abstract 3
- 230000002265 prevention Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 9
- 230000007257 malfunction Effects 0.000 abstract description 3
- 230000005669 field effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000003993 interaction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/12—Arrangements for reducing harmonics from AC input or output
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/005—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting using a power saving mode
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
- H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
- H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
- H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/005—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting using a power saving mode
- H02J9/007—Detection of the absence of a load
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
-
- 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
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Dc-Dc Converters (AREA)
- Direct Current Feeding And Distribution (AREA)
- Control Of Voltage And Current In General (AREA)
Abstract
【解決手段】 本スパーク防止機能付き電源供給装置は、外部機器が接続され電源を供給される出力コネクタ、外部機器が出力コネクタに接続されるか否かによって出力コネクタに出力される電圧レベルを制御する出力制御部を備える。これにより、スパーク発生による部品の損傷及び誤動作を防止することができ、いずれの損傷なしに動作中の電源供給装置に外部機器を接続することができる。
【選択図】 図2
Description
112 フィルタ部
114 整流回路部
116 電界効果トランジスタ
118 スイッチング制御部
120 電源変圧器
122 出力整流回路部
124 フィードバック回路部
126 出力コネクタ
130 電圧調節スイッチ
132 負荷検出部
Claims (5)
- 外部機器が接続され電源が供給される出力コネクタと、
前記外部機器が前記出力コネクタに接続されるか否かによって前記出力コネクタに出力される電圧レベルを制御する出力制御部を含むことを特徴とするスパーク防止機能付き電源供給装置。 - 前記出力制御部は、前記外部機器の接続後には前記出力コネクタに所定レベルの正常出力電圧を出力させ、前記外部機器の接続前には前記出力コネクタに前記正常出力電圧より低レベルの電圧が出力されるよう制御することを特徴とする請求項1に記載のスパーク防止機能付き電源供給装置。
- 前記出力制御部は、
前記出力コネクタに前記外部機器が接続されたか否かを判断する負荷検出部と、
直列接続され、直列接続された両端が前記出力コネクタに並列で接続される複数の抵抗と、
前記負荷検出部の判断結果に基づいて前記複数の抵抗のうち少くとも一つを短絡させる電圧調節スイッチとを含むことを特徴とする請求項2に記載のスパーク防止機能付き電源供給装置。 - 外部機器が接続され電源が供給された出力コネクタに前記外部機器が接続されたか否かを判断する段階と、
前記判断段階の判断結果に基づいて前記出力コネクタに出力される電圧のレベルを制御する段階とを含むことを特徴とするスパーク防止機能付き電源供給方法。 - 前記電圧のレベルを制御する段階は、前記外部機器の接続後には前記出力コネクタに所定レベルの正常出力電圧を出力させ、前記外部機器の接続前には前記出力コネクタに前記正常出力電圧より低レベルの電圧が出力されるよう制御することを特徴とする請求項4に記載のスパーク防止機能付き電源供給方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0060046A KR100501694B1 (ko) | 2002-10-02 | 2002-10-02 | 스파크 방지기능을 구비한 전원공급장치 및 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004129493A true JP2004129493A (ja) | 2004-04-22 |
JP3871671B2 JP3871671B2 (ja) | 2007-01-24 |
Family
ID=32040950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003340905A Expired - Fee Related JP3871671B2 (ja) | 2002-10-02 | 2003-09-30 | スパーク防止機能付き電源供給装置及び方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7286330B2 (ja) |
JP (1) | JP3871671B2 (ja) |
KR (1) | KR100501694B1 (ja) |
CN (1) | CN1297049C (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100609498B1 (ko) * | 2004-11-10 | 2006-08-09 | 주식회사 잉카솔루션 | 대기전력 제어장치 |
WO2006057532A1 (en) * | 2004-11-26 | 2006-06-01 | Mcube Technology Co., Ltd. | An electric circuit, having transformer which can function as a buffer inductor, and magnetic stimulator therewith |
WO2008039526A2 (en) | 2006-09-25 | 2008-04-03 | Flextronics Ap, Llc | Bi-directional regulator |
US8102678B2 (en) * | 2008-05-21 | 2012-01-24 | Flextronics Ap, Llc | High power factor isolated buck-type power factor correction converter |
US8586873B2 (en) * | 2010-02-23 | 2013-11-19 | Flextronics Ap, Llc | Test point design for a high speed bus |
DE102014107545A1 (de) * | 2014-05-28 | 2015-12-03 | Phoenix Contact Gmbh & Co. Kg | Energieversorgungsgerät |
JP6554308B2 (ja) * | 2015-04-17 | 2019-07-31 | ローム株式会社 | バスコントローラおよび電源装置、電源アダプタ |
FR3058600B1 (fr) * | 2016-11-08 | 2018-11-02 | Luca Rossini | Installation photovoltaique de site industriel avec dispositif de stockage de l'energie sur des chariots de manutention |
US10700603B2 (en) | 2017-12-13 | 2020-06-30 | Ovh | Circuit and system implementing a power supply configured for spark prevention |
EP3499669A1 (en) | 2017-12-13 | 2019-06-19 | Ovh | Circuit and system implementing a smart fuse for a power supply |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1317509A (en) * | 1970-09-08 | 1973-05-23 | Bosch Fernsehanlagen | Electrical circuit arrangement for compensating the voltage drop along a cable |
US5278748A (en) * | 1991-07-12 | 1994-01-11 | Nec Corporation | Voltage-resonant DC-DC converter |
US5214369A (en) * | 1991-12-30 | 1993-05-25 | The Charles Machine Works, Inc. | Universal battery charger |
JPH08340675A (ja) * | 1995-06-14 | 1996-12-24 | Fuji Electric Co Ltd | スイッチング電源回路の間欠発振防止回路 |
KR0134704Y1 (ko) * | 1995-08-22 | 1999-04-15 | 이형도 | 전원공급장치의 출력전압 안정화 회로 |
JPH09172734A (ja) | 1995-12-15 | 1997-06-30 | Canon Inc | 電源短絡及び開放検知機能を有する電源供給装置 |
KR970077871A (ko) * | 1996-05-31 | 1997-12-12 | 배순훈 | 스위칭 모드 전원 공급장치(smps)의 오동작 방지회로 |
FR2760163A1 (fr) * | 1997-02-25 | 1998-08-28 | Philips Electronics Nv | Appareil de telecommunication muni d'un dispositif de reconnaissance de peripheriques |
KR20000043337A (ko) * | 1998-12-28 | 2000-07-15 | 전주범 | 스위칭 모드 파워 서플라이 |
US6272024B2 (en) * | 1999-12-27 | 2001-08-07 | Sanken Electric Co., Ltd. | D.c.-to-d.c. converter having an improved surge suppressor |
KR100344532B1 (ko) * | 2000-07-31 | 2002-07-24 | 삼성전자 주식회사 | 휴대용 컴퓨터용 에이씨/디씨 어댑터의 절전회로 |
US6678131B2 (en) * | 2001-04-23 | 2004-01-13 | Redgate Technologies, Inc. | Arc-safe electrical receptacles |
JP2004088959A (ja) * | 2002-08-28 | 2004-03-18 | Sharp Corp | スイッチング電源装置 |
US6902412B2 (en) * | 2003-08-26 | 2005-06-07 | Motorola, Inc. | Apparatus for intrinsically safe power interface |
-
2002
- 2002-10-02 KR KR10-2002-0060046A patent/KR100501694B1/ko not_active IP Right Cessation
-
2003
- 2003-09-05 US US10/654,931 patent/US7286330B2/en not_active Expired - Fee Related
- 2003-09-17 CN CNB031589634A patent/CN1297049C/zh not_active Expired - Fee Related
- 2003-09-30 JP JP2003340905A patent/JP3871671B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1297049C (zh) | 2007-01-24 |
KR20040029691A (ko) | 2004-04-08 |
JP3871671B2 (ja) | 2007-01-24 |
US7286330B2 (en) | 2007-10-23 |
CN1490913A (zh) | 2004-04-21 |
US20040066662A1 (en) | 2004-04-08 |
KR100501694B1 (ko) | 2005-07-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1884141B1 (en) | Two-wire dimmer with power supply and load protection circuit in the event of switch failure | |
EP2164160B1 (en) | Voltage reduction detection circuit and switching power supply system | |
JP2004312901A (ja) | スイッチング電源の過電流保護回路 | |
JP3871671B2 (ja) | スパーク防止機能付き電源供給装置及び方法 | |
JP6930336B2 (ja) | 電源回路および音響機器 | |
JP5126967B2 (ja) | スイッチング電源装置 | |
US8653872B2 (en) | Reset circuit | |
JP2006042573A (ja) | 電源保護装置 | |
JP2008067518A (ja) | インバータ装置及び空気調和機 | |
JP4217979B2 (ja) | 入出力絶縁型dc−dcコンバータ | |
JPH11215690A (ja) | 過電流保護装置 | |
JP6513546B2 (ja) | Led電源装置 | |
JPH08251915A (ja) | スイッチング・レギュレータ | |
KR101564449B1 (ko) | 전원 공급 장치 | |
JP2008109779A (ja) | 過電流防止装置 | |
JP4581149B2 (ja) | 低電圧検出回路、及びそれを備える電源回路 | |
JPH0681496B2 (ja) | 突入電流防止回路 | |
JP2004336873A (ja) | 過電圧保護回路、該過電圧保護回路を備えた電子機器 | |
JP5915471B2 (ja) | スイッチング電源 | |
JP2000350455A (ja) | 電源装置 | |
US7936349B2 (en) | Power supply apparatus and flat-screen television set | |
JP2003333844A (ja) | スイッチング電源装置 | |
JP3056179B2 (ja) | 瞬断対策回路 | |
JP2007318909A (ja) | スイッチング電源及びその電源制御部 | |
JP2004032979A (ja) | 出力過電圧保護回路、及び該出力過電圧保護回路を備えた定電圧スイッチング電源回路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20060307 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20060605 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20061003 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20061017 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20091027 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101027 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111027 Year of fee payment: 5 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121027 Year of fee payment: 6 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131027 Year of fee payment: 7 |
|
LAPS | Cancellation because of no payment of annual fees |