JP5997700B2 - 電源装置とその制御方法 - Google Patents
電源装置とその制御方法 Download PDFInfo
- Publication number
- JP5997700B2 JP5997700B2 JP2013536017A JP2013536017A JP5997700B2 JP 5997700 B2 JP5997700 B2 JP 5997700B2 JP 2013536017 A JP2013536017 A JP 2013536017A JP 2013536017 A JP2013536017 A JP 2013536017A JP 5997700 B2 JP5997700 B2 JP 5997700B2
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- load current
- power
- current rate
- unit
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
- H02J1/00—Circuit arrangements for dc mains or dc distribution networks
- H02J1/10—Parallel operation of dc sources
- H02J1/102—Parallel operation of dc sources being switching converters
-
- 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
- H02J1/00—Circuit arrangements for dc mains or dc distribution networks
- H02J1/10—Parallel operation of dc sources
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/263—Arrangements for using multiple switchable power supplies, e.g. battery and AC
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
-
- 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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M7/23—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only arranged for operation in parallel
-
- 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
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
-
- 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
- H02M1/0048—Circuits or arrangements for reducing losses
-
- 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)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Direct Current Feeding And Distribution (AREA)
- Stand-By Power Supply Arrangements (AREA)
- Control Of Voltage And Current In General (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
P=Pc・α/(n・β) (1)
15、16、17 整流器
20 負荷電流率の検出手段
30 制御手段
35 記憶手段
40 充電器
41 無停電電源装置(UPS)
100 電源装置
Claims (9)
- 互いに並列に接続され、各々が直流電力源からの直流電力または交流電力源からの交流
電力を所定の定格直流電力に変換する整流器を含む、少なくとも2以上の電源ユニットと、
前記電源ユニットの負荷電流率を検出する検出手段と、
前記電源ユニットの負荷電流率と、当該負荷電流率に対応する、前記電源ユニット1台
を運転した場合の消費電力と前記電源ユニット2台以上を並列運転した場合の消費電力と
の差分値と、の関係を表すマップと、
前記マップから前記差分値のプラスとマイナスが切り替わる負荷電流率を基準負荷電流率に設定し、検出された前記負荷電流率が、前記基準負荷電流率よりも小さい場合に前記電源ユニットの1台運転を採用し、大きい場合に前記2台以上の並列運転を採用する制御手段と、
を備える電源装置。 - 前記基準負荷電流率は、第1の基準負荷電流率と、当該第1の基準負荷電流率より大き
な第2の基準負荷電流率とを有し、
前記制御手段は、前記電源ユニットの1台運転をおこなっている際に、検出された前記
負荷電流率が前記第2の基準負荷電流率よりも大きくなった場合に、前記2台以上の並列
運転を採用し、前記2台以上の並列運転をおこなっている際に、検出された前記負荷電流
率が前記第1の基準負荷電流率よりも小さくなった場合に、前記1台運転を採用する、請
求項1の電源装置。 - 前記制御手段は、前記1台運転をおこなう場合、選択した2台の前記電源ユニットを所
定のタイミングで切り替えながら1台毎の運転をおこなう、請求項1又は2の電源装置。 - 前記制御手段は、前記1台運転をおこなう場合、前記電源ユニット毎の消費電力が最小
の電源ユニットを運転させる、請求項1〜3のいずれか1項の電源装置。 - 前記少なくとも2以上の電源ユニットの出力段に設けられた充電器、および前記少なく
とも2以上の電源ユニットに並列して設けられた無停電電源装置(UPS)のいずれか一
方または双方をさらに備える、請求項1〜4のいずれか1項の電源装置。 - 前記電源ユニット毎の消費電力Pは、
P=Pc・α/(n・β)
ただし、Pc:定格直流電力、α:負荷電流率、n:電源ユニットの台数、β:電
源ユニット毎の効率、を用いて算出される、請求項1〜5のいずれか1項の電源装置。 - 互いに並列に接続され、各々が直流電力源からの直流電力または交流電力源からの交流
電力を所定の定格直流電力に変換する整流器を含む、少なくとも2以上の電源ユニットを
含む電源装置の制御方法であって、
前記電源ユニットの負荷電流率と、当該負荷電流率に対応する、前記電源ユニット1台
を運転した場合の消費電力と前記電源ユニット2台以上を並列運転した場合の消費電力と
の差分値と、の関係を表すマップを準備するステップと、
前記マップから前記差分値のプラスとマイナスが切り替わる負荷電流率を基準負荷電流率に設定するステップと、
前記電源ユニットの負荷電流率を検出するステップと、
検出された前記負荷電流率と前記基準負荷電流率とを比較するステップと、
検出された前記負荷電流率が、前記基準負荷電流率よりも小さい場合に前記電源ユニットの1台運転を採用し、大きい場合に前記2台以上の並列運転を採用するステップと、
を含む制御方法。 - 前記基準負荷電流率は、第1の基準負荷電流率と、当該第1の基準負荷電流率より大き
な第2の基準負荷電流率とを有し、
前記運転を切り替えるステップは、前記電源ユニットの1台運転をおこなっている際に、検出された前記負荷電流率が前記第2の基準負荷電流率よりも大きくなった場合に、前
記2台以上の並列運転を採用し、前記2台以上の並列運転をおこなっている際に、検出された前記負荷電流率が前記第1の基準負荷電流率よりも小さくなった場合に、前記1台運
転を採用することを含む、請求項7の方法。 - 前記1台運転をおこなう場合、選択した2台の前記電源ユニットを所定のタイミングで
切り替えながら1台毎の運転をおこなうステップをさらに含む、請求項7または8の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011214189 | 2011-09-29 | ||
JP2011214189 | 2011-09-29 | ||
PCT/JP2012/068893 WO2013046894A1 (ja) | 2011-09-29 | 2012-07-25 | 電源装置とその制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2013046894A1 JPWO2013046894A1 (ja) | 2015-03-26 |
JP5997700B2 true JP5997700B2 (ja) | 2016-09-28 |
Family
ID=47993348
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013536017A Expired - Fee Related JP5997700B2 (ja) | 2011-09-29 | 2012-07-25 | 電源装置とその制御方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20130085623A1 (ja) |
JP (1) | JP5997700B2 (ja) |
DE (1) | DE112012004063B4 (ja) |
GB (1) | GB2508780B (ja) |
WO (1) | WO2013046894A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6162523B2 (ja) | 2013-07-30 | 2017-07-12 | Necプラットフォームズ株式会社 | 電源システムおよびその制御方法ならびに電源制御プログラム |
JP2015164365A (ja) * | 2014-02-28 | 2015-09-10 | 株式会社三社電機製作所 | 電流共振型dc/dcコンバータ |
US20180239406A1 (en) * | 2017-02-23 | 2018-08-23 | Quanta Computer Inc. | Smart power supply management for high standby power system background |
US11481016B2 (en) | 2018-03-02 | 2022-10-25 | Samsung Electronics Co., Ltd. | Method and apparatus for self-regulating power usage and power consumption in ethernet SSD storage systems |
US11500439B2 (en) * | 2018-03-02 | 2022-11-15 | Samsung Electronics Co., Ltd. | Method and apparatus for performing power analytics of a storage system |
DE102018105841B4 (de) * | 2018-03-14 | 2024-01-25 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Verfahren zum Laden eines Energiespeichers eines Fahrzeugs mit einer modularen Ladevorrichtung bei hohem Gesamtwirkungsgrad |
CN116846009A (zh) * | 2020-05-26 | 2023-10-03 | 华为数字能源技术有限公司 | 一种供电装置及供电方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH09204240A (ja) * | 1996-01-24 | 1997-08-05 | Fujitsu Ltd | 電力供給装置 |
JPH117341A (ja) * | 1997-06-18 | 1999-01-12 | Toshiba Corp | 電源装置 |
JPH11127573A (ja) * | 1997-10-23 | 1999-05-11 | Mitsubishi Electric Corp | Dc/dcコンバータの並列運転装置 |
JP3559860B2 (ja) * | 1999-03-29 | 2004-09-02 | ホーチキ株式会社 | 防災監視制御盤の電源装置 |
US6154381A (en) | 1999-06-30 | 2000-11-28 | General Motors Corporation | High efficiency power system with plural parallel DC/DC converters |
US7337333B2 (en) * | 2001-09-19 | 2008-02-26 | Dell Products L.P. | System and method for strategic power supply sequencing in a computer system with multiple processing resources and multiple power supplies |
US6614133B2 (en) | 2001-10-31 | 2003-09-02 | Hewlett-Packard Development Company, L.P. | Power system with plural parallel power supplies with at least one power supply in standby mode for energy efficiency |
US6803679B1 (en) * | 2003-10-02 | 2004-10-12 | Phoenixtec Power Co., Ltd. | Parallel redundant power system and method for control of the power system |
DE102004013243A1 (de) | 2004-03-18 | 2005-10-06 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Wirkungsgradverbesserung parallelgeschalteter Gleichspannungswandler |
US7895455B2 (en) | 2007-06-25 | 2011-02-22 | Hewlett-Packard Development Company, L.P. | Dynamic converter control for efficient operation |
JP5060274B2 (ja) * | 2007-12-25 | 2012-10-31 | パナソニック株式会社 | 電源システム |
JP2009195079A (ja) | 2008-02-18 | 2009-08-27 | Nippon Telegr & Teleph Corp <Ntt> | 直流給電システムおよびその制御方法 |
JP4600489B2 (ja) * | 2008-02-21 | 2010-12-15 | 日本電気株式会社 | 電源制御装置 |
DE102008029113A1 (de) | 2008-06-19 | 2009-12-24 | Enermax Technology Corp. | Steuerschaltung und Verfahren zur Erhöhung des Wirkungsgrads eines Netzteils bei Niederlast |
JP4881940B2 (ja) * | 2008-12-24 | 2012-02-22 | 株式会社Nttファシリティーズ | 直流電源装置 |
JP2010158098A (ja) | 2008-12-26 | 2010-07-15 | Hitachi Ltd | 電源ユニットおよび電子装置 |
US8918656B2 (en) | 2009-06-30 | 2014-12-23 | Dell Products, Lp | Power supply engagement and method therefor |
CA2774063C (en) | 2009-09-16 | 2016-01-05 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Power conversion system and uninterruptible power supply system |
JP5450136B2 (ja) * | 2010-02-03 | 2014-03-26 | 株式会社日立製作所 | 給電システム |
-
2012
- 2012-07-25 GB GB1405733.5A patent/GB2508780B/en active Active
- 2012-07-25 WO PCT/JP2012/068893 patent/WO2013046894A1/ja active Application Filing
- 2012-07-25 JP JP2013536017A patent/JP5997700B2/ja not_active Expired - Fee Related
- 2012-07-25 DE DE112012004063.5T patent/DE112012004063B4/de active Active
- 2012-08-06 US US13/567,190 patent/US20130085623A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
GB2508780B (en) | 2018-04-04 |
JPWO2013046894A1 (ja) | 2015-03-26 |
GB2508780A (en) | 2014-06-11 |
US20130085623A1 (en) | 2013-04-04 |
DE112012004063T5 (de) | 2014-07-03 |
DE112012004063B4 (de) | 2021-10-14 |
GB201405733D0 (en) | 2014-05-14 |
WO2013046894A1 (ja) | 2013-04-04 |
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