CN112821539A - Auxiliary power supply device and power supply system - Google Patents
Auxiliary power supply device and power supply system Download PDFInfo
- Publication number
- CN112821539A CN112821539A CN202011639940.7A CN202011639940A CN112821539A CN 112821539 A CN112821539 A CN 112821539A CN 202011639940 A CN202011639940 A CN 202011639940A CN 112821539 A CN112821539 A CN 112821539A
- Authority
- CN
- China
- Prior art keywords
- power supply
- converter
- power
- direct
- switching 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.)
- Granted
Links
- 238000012544 monitoring process Methods 0.000 claims description 9
- 101100074846 Caenorhabditis elegans lin-2 gene Proteins 0.000 description 8
- 101100497386 Mus musculus Cask gene Proteins 0.000 description 8
- 238000004220 aggregation Methods 0.000 description 6
- 230000002776 aggregation Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000002955 isolation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- 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
-
- 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
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011639940.7A CN112821539B (en) | 2020-12-31 | 2020-12-31 | Auxiliary power supply device and power supply system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011639940.7A CN112821539B (en) | 2020-12-31 | 2020-12-31 | Auxiliary power supply device and power supply system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112821539A true CN112821539A (en) | 2021-05-18 |
CN112821539B CN112821539B (en) | 2024-01-02 |
Family
ID=75858079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011639940.7A Active CN112821539B (en) | 2020-12-31 | 2020-12-31 | Auxiliary power supply device and power supply system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112821539B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114709853A (en) * | 2022-03-29 | 2022-07-05 | 西北工业大学 | Power supply system and method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103066684A (en) * | 2013-01-06 | 2013-04-24 | 浙江中碳科技有限公司 | High voltage direct current power supply system |
CN103701320A (en) * | 2013-12-14 | 2014-04-02 | 苏州市博得立电源科技有限公司 | Circuit structure for voltage conversion between large-sized voltage battery pack and auxiliary power supply |
CN105490368A (en) * | 2015-12-23 | 2016-04-13 | 中国人民解放军重庆通信学院 | Auxiliary power supply redundant power supply circuit and start-stop control system of UPS |
CN106532889A (en) * | 2016-12-13 | 2017-03-22 | 山东鲁能智能技术有限公司 | Direct-current power system having parallel battery modules and method |
WO2018108140A1 (en) * | 2016-12-16 | 2018-06-21 | 台达电子企业管理(上海)有限公司 | Modular power supply system |
CN211556951U (en) * | 2020-02-27 | 2020-09-22 | 国创新能源汽车智慧能源装备创新中心(江苏)有限公司 | Power supply circuit and auxiliary power supply circuit |
-
2020
- 2020-12-31 CN CN202011639940.7A patent/CN112821539B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103066684A (en) * | 2013-01-06 | 2013-04-24 | 浙江中碳科技有限公司 | High voltage direct current power supply system |
CN103701320A (en) * | 2013-12-14 | 2014-04-02 | 苏州市博得立电源科技有限公司 | Circuit structure for voltage conversion between large-sized voltage battery pack and auxiliary power supply |
CN105490368A (en) * | 2015-12-23 | 2016-04-13 | 中国人民解放军重庆通信学院 | Auxiliary power supply redundant power supply circuit and start-stop control system of UPS |
CN106532889A (en) * | 2016-12-13 | 2017-03-22 | 山东鲁能智能技术有限公司 | Direct-current power system having parallel battery modules and method |
WO2018108140A1 (en) * | 2016-12-16 | 2018-06-21 | 台达电子企业管理(上海)有限公司 | Modular power supply system |
CN211556951U (en) * | 2020-02-27 | 2020-09-22 | 国创新能源汽车智慧能源装备创新中心(江苏)有限公司 | Power supply circuit and auxiliary power supply circuit |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114709853A (en) * | 2022-03-29 | 2022-07-05 | 西北工业大学 | Power supply system and method |
CN114709853B (en) * | 2022-03-29 | 2024-03-08 | 西北工业大学 | Power supply system and method |
Also Published As
Publication number | Publication date |
---|---|
CN112821539B (en) | 2024-01-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10367428B2 (en) | Power conversion device | |
TWI439024B (en) | Cascade frequency converter and power unit with bypass module thereof | |
CN102214945B (en) | Direct current power system based on paralleling connection of storage batteries | |
CN109167390B (en) | Photovoltaic power generation inverter system | |
CN208874344U (en) | Main power source and backup power source switching circuit and switching device | |
WO2021017704A1 (en) | Inverter device and power supply system | |
US12051905B2 (en) | Power system | |
US20220200290A1 (en) | Power System | |
CN113452132A (en) | Power supply system of motor controller and vehicle | |
KR20170026695A (en) | Hybrid energy storage system | |
CN205791773U (en) | Non-interrupted power supply system | |
CN112821539B (en) | Auxiliary power supply device and power supply system | |
CN110597377A (en) | Power module control method and device and electric equipment | |
WO2024045652A1 (en) | Power supply control protection system and control protection method | |
CN209982165U (en) | Unsmooth constant voltage power supply circuit that group battery is changeable | |
CN103795116A (en) | Power supply change-over and control device, and power supply method and system | |
CN211930327U (en) | UPS system based on three-phase six-switch fault-tolerant inverter | |
CN113972817B (en) | Solid-state transformer fault handling system | |
CN113659533B (en) | Parallel power converter system and energy storage system | |
CA3088859A1 (en) | System for powering auxiliary loads of an energy storage system | |
CN212435364U (en) | System power supply device of photovoltaic inverter and photovoltaic inverter | |
CN211930326U (en) | UPS system of fault-tolerant inverter | |
CN220066969U (en) | Light storage and charging system for direct current screen | |
CN219918401U (en) | Overvoltage and undervoltage protector and energy storage system | |
CN117856431B (en) | Redundant power supply device and power supply method of distributed power supply control system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: 361101 Ma Long Road 457, Torch Garden, Xiamen Torch High-tech Zone, Fujian Province Applicant after: Kehua Data Co.,Ltd. Applicant after: ZHANGZHOU KEHUA TECHNOLOGY Co.,Ltd. Address before: 361101 Ma Long Road 457, Torch Garden, Xiamen Torch High-tech Zone, Fujian Province Applicant before: Huahengsheng Co.,Ltd. Applicant before: ZHANGZHOU KEHUA TECHNOLOGY Co.,Ltd. |
|
CB02 | Change of applicant information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20230825 Address after: 361001 room 208-38, Hengye building, No. 100, Xiangxing Road, Xiamen Torch High tech Zone (Xiang'an) Industrial Zone, Xiamen, Fujian Applicant after: Xiamen Kehua shuneng Technology Co.,Ltd. Address before: 361101 Ma Long Road 457, Torch Garden, Xiamen Torch High-tech Zone, Fujian Province Applicant before: Kehua Data Co.,Ltd. Applicant before: ZHANGZHOU KEHUA TECHNOLOGY Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant |