JP6935592B2 - 無停電電源装置 - Google Patents
無停電電源装置 Download PDFInfo
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- JP6935592B2 JP6935592B2 JP2020528590A JP2020528590A JP6935592B2 JP 6935592 B2 JP6935592 B2 JP 6935592B2 JP 2020528590 A JP2020528590 A JP 2020528590A JP 2020528590 A JP2020528590 A JP 2020528590A JP 6935592 B2 JP6935592 B2 JP 6935592B2
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- power supply
- power
- voltage
- current
- load
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- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac 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
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac 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
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
-
- 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
-
- 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
- H02J9/061—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 DC 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
-
- 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
- H02M7/66—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal
- H02M7/68—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters
- H02M7/72—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/79—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with 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
- H02M7/797—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with 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
-
- 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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/20—Charging or discharging characterised by the power electronics converter
-
- 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
- H02M1/0009—Devices or circuits for detecting current in a converter
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Dc-Dc Converters (AREA)
- Stand-By Power Supply Arrangements (AREA)
Description
図1は、この発明の実施の形態1による無停電電源装置U1の構成を示す回路ブロック図である。この無停電電源装置U1は商用交流電源20から供給される三相交流電力を直流電力に変換して負荷21に供給するものであるが、図面および説明の簡単化のため、図1では一相に関連する部分のみが示されている。
図5は、この発明の実施の形態2による無停電電源装置U2の構成を示す回路ブロック図であって、図1と対比される図である。図5を参照して、無停電電源装置U2は、無停電電源装置U1の制御部9,15をそれぞれ制御部9A,15Aで置換したものである。
Claims (4)
- 交流電源の健全時には、前記交流電源から供給される交流電力を直流電力に変換して第1の電源ノードに出力し、前記交流電源の停電時には、その運転が停止されるコンバータと、
前記交流電源の健全時には、前記コンバータによって生成された直流電力を第1の電力貯蔵装置に蓄え、前記交流電源の停電時には、前記第1の電力貯蔵装置の直流電力を前記第1の電源ノードに出力する第1の双方向チョッパと、
アノードが前記第1の電源ノードに接続され、カソードが第2の電源ノードに接続された第1のダイオードと、
前記第2の電源ノードと第2の電力貯蔵装置との間で直流電力を授受する第2の双方向チョッパと、
一方端が前記第2の電源ノードに接続され、他方端が負荷に接続される直流ラインと、
前記直流ラインに流れる電流を検出する電流検出器と、
前記電流検出器の検出結果に基づいて前記第2の双方向チョッパを制御し、前記負荷から前記第2の電源ノードに電流が流れている場合には前記第2の電力貯蔵装置を充電し、前記第2の電源ノードから前記負荷に電流が流れている場合には前記第2の電力貯蔵装置を放電させる第1の制御部と、
第2のダイオードを含み、前記交流電源から供給される交流電力を直流電力に変換して前記第2の電源ノードに出力する整流器と、
前記交流電源の健全時には、前記第1の電源ノードの直流電圧が前記整流器の出力電圧よりも高い参照直流電圧になるように前記コンバータを制御し、前記交流電源の停電時には、前記コンバータの運転を停止させるとともに、前記第1の電源ノードの電圧が前記参照直流電圧になるように前記第1の双方向チョッパを制御する第2の制御部とを備える、
無停電電源装置。 - 前記第1の制御部は、
前記負荷から前記第2の電源ノードに直流電流が流れ、かつ前記第2の電源ノードの電圧がしきい値電圧を超えたことに応じて前記第2の電力貯蔵装置の充電を開始し、
前記第2の電源ノードの電圧が前記しきい値電圧よりも低下した後でも、前記負荷から前記第2の電源ノードに電流が流れている場合には前記第2の電力貯蔵装置の充電を継続する、請求項1に記載の無停電電源装置。 - 前記第1の制御部は、前記第2の電力貯蔵装置を放電させる場合には、前記第2の電源ノードから前記負荷に流れている電流のうちの一部の電流が前記第2の電力貯蔵装置から供給されるように前記第2の双方向チョッパを制御する、請求項1に記載の無停電電源装置。
- 前記第1の電力貯蔵装置は鉛蓄電池であり、
前記第2の電力貯蔵装置はリチウムイオン電池である、請求項1に記載の無停電電源装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/025320 WO2020008549A1 (ja) | 2018-07-04 | 2018-07-04 | 無停電電源装置 |
Publications (2)
Publication Number | Publication Date |
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JPWO2020008549A1 JPWO2020008549A1 (ja) | 2020-12-17 |
JP6935592B2 true JP6935592B2 (ja) | 2021-09-15 |
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JP2020528590A Active JP6935592B2 (ja) | 2018-07-04 | 2018-07-04 | 無停電電源装置 |
Country Status (4)
Country | Link |
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US (1) | US11296545B2 (ja) |
JP (1) | JP6935592B2 (ja) |
CN (1) | CN112438008B (ja) |
WO (1) | WO2020008549A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7415703B2 (ja) | 2020-03-18 | 2024-01-17 | 富士電機株式会社 | 直流無停電電源装置および直流無停電電源装置の制御方法 |
WO2023089825A1 (ja) * | 2021-11-22 | 2023-05-25 | 東芝三菱電機産業システム株式会社 | 無停電電源装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0488345U (ja) * | 1990-11-30 | 1992-07-31 | ||
JP2800078B2 (ja) * | 1991-05-24 | 1998-09-21 | 日本電信電話株式会社 | 直流無停電電源システム |
JP3748246B2 (ja) | 2002-08-02 | 2006-02-22 | 日本電信電話株式会社 | 直流無停電電源システム |
JP2004201397A (ja) * | 2002-12-18 | 2004-07-15 | Shin Kobe Electric Mach Co Ltd | 直流電源装置 |
WO2014141487A1 (ja) * | 2013-03-15 | 2014-09-18 | 富士電機株式会社 | 無停電電源装置 |
CN107155383B (zh) * | 2014-12-08 | 2020-03-06 | 东芝三菱电机产业***株式会社 | 不间断电源装置 |
CN104682375A (zh) * | 2015-03-24 | 2015-06-03 | 华为技术有限公司 | 数据中心的供电设备和供电方法 |
KR102400502B1 (ko) * | 2015-09-24 | 2022-05-20 | 삼성에스디아이 주식회사 | 에너지 저장 시스템 |
US10811898B2 (en) | 2016-04-14 | 2020-10-20 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Uninterruptible power supply device |
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2018
- 2018-07-04 CN CN201880095249.1A patent/CN112438008B/zh active Active
- 2018-07-04 JP JP2020528590A patent/JP6935592B2/ja active Active
- 2018-07-04 US US17/256,478 patent/US11296545B2/en active Active
- 2018-07-04 WO PCT/JP2018/025320 patent/WO2020008549A1/ja active Application Filing
Also Published As
Publication number | Publication date |
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US11296545B2 (en) | 2022-04-05 |
JPWO2020008549A1 (ja) | 2020-12-17 |
WO2020008549A1 (ja) | 2020-01-09 |
CN112438008B (zh) | 2024-03-22 |
CN112438008A (zh) | 2021-03-02 |
US20210135488A1 (en) | 2021-05-06 |
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