CN102035251A - Weak current comprehensive uninterrupted power supply (UPS) system for railway - Google Patents
Weak current comprehensive uninterrupted power supply (UPS) system for railway Download PDFInfo
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- CN102035251A CN102035251A CN2010106044503A CN201010604450A CN102035251A CN 102035251 A CN102035251 A CN 102035251A CN 2010106044503 A CN2010106044503 A CN 2010106044503A CN 201010604450 A CN201010604450 A CN 201010604450A CN 102035251 A CN102035251 A CN 102035251A
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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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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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
- 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
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
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- Supply And Distribution Of Alternating Current (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a weak current comprehensive uninterrupted power supply (UPS) system for railway. The system consists of a double power-supply switching box, an UPS host machine, an intelligent power distribution screen and a battery module, wherein the double power-supply switching box supplies the power supply of a power substation to the UPS host machine; the UPS host machine charges the battery module; the intelligent power distribution screen starts the UPS host machine so as to monitor the entire system; and the battery module supplies power to a system load. In the technical scheme of the invention, centralized power supply control is performed on a plurality of paths of loads so as to fulfill the aim of distributing electric energy in an optimal way and flexibly adjusting power supply control and greatly improve the using efficiency and using safety of a UPS. Simultaneously, a large quantity of primary and subsequent investments on a battery is saved. Due to the adoption of a centralized power supply mode, the system can supply power to a high-power UPS in a centralized way, is suitable for occasions with centralized equipment, has small floor area and centralized management and maintenance, is convenient for specially-assigned person to take charge and maintain, can adopt a plurality of redundancy designs, shares a storage battery, centralizes allowances and is widely applied to power utilization systems in railways.
Description
Technical field
The invention belongs to the power supply unit technical field, specifically relate to a kind of subway weak current comprehensive ups system.
Background technology
Along with expanding economy, informatization is also constantly quickened, and the especially construction of urban track traffic progressively covers the city main region.At subway station weak electricity system UPS power supply, capacity is increasing, and system is intelligence more and more.The subway weak electricity system is applied in places such as the station, rolling stock section, parking lot, control centre of subway, comprises parts such as communication, signal, comprehensively monitoring (power monitoring PSCADA, environment and monitoring of tools BAS, automatic fire alarm FAS, gate inhibition ACS), AFC system AFC, passenger information system PIS, shield door, electric substation's dc operation, emergency lighting.At present, because the subway weak electricity system is middle low power UPS decentralized power supply, the equipment that is applicable to relatively disperses, occasion more independently, and because of its floor space is big, the management maintenance difficulty, reliability is low, and storage battery dispersion allowance causes waste.In a word, the traditional inapplicable on-the-spot electric power thus supplied of decentralized power supply pattern.
Summary of the invention
In order to solve the problem that prior art exists, the invention provides a centrally connected power supply pattern, can be the high power UPS centrally connected power supply, be applicable to the occasion that equipment is relatively concentrated, floor space is little, management maintenance is concentrated, and is convenient to that the special messenger is responsible for and maintenance, can multiple Redundancy Design, reliability is higher, storage battery is shared, concentrates allowance, saves the subway weak current comprehensive ups system of cost.
In order to realize above purpose, technical scheme of the present invention is as follows: be made up of dual power supply switching box, UPS main frame, intelligent power distribution screen and battery module;
Wherein, dual power supply switching box draws the power supply that meets electric substation and gives the UPS main frame; The UPS main frame is given charging battery module; The intelligent power distribution screen starts the UPS host work, the monitoring whole system; Battery module is powered to system load.
Further, described intelligent power distribution screen is provided with by-pass switch, when PLC cyclelog or the tripping operation of load contactor, manually realizes power supply.
Described battery module is made up of cell switch case and storage battery.
Described battery module also comprises the battery a-b box.
Described battery module comprises by two Battery pack modules and being formed in parallel that when a Battery pack module was opened a way, another Battery pack module still can operate as normal.
Ups system also comprises the power supply centralized monitor module that is used to monitor with the diagnostic system operating state, and described power supply centralized monitoring system comprises communication network, monitoring host computer, monitoring host computer and monitoring unit.
Described power supply centralized monitor module is by communication network, and monitoring host computer, monitoring software and monitoring unit are formed;
Monitoring host computer, the main control centre of monitoring;
Monitoring software, the main operational factor and the state of monitoring UPS main frame and intelligent power distribution screen;
Monitoring unit shields the output of RS485 interface by self built-in SIC card with intelligent power distribution and is converted to TCP/IP output, and crosses remittance line product HUB with the SIC cartoon of UPS and the tandem of two-way TCP/IP signal is become a netting twine export communication network to.
Described monitoring unit mainly comprises UPS unit, secondary battery unit, intelligent power distribution screen.
The output of described dual power supply switching box is electrically connected two UPS main frames, and the unification of two UPS main frames is by intelligent power distribution screen monitoring work.
Technical solution of the present invention realizes multichannel loading is carried out centrally connected power supply control, reaches optimal utilization electric energy, reasonable distribution electric energy, the flexible purpose of adjusting power supply control, thereby improves service efficiency and the safety in utilization of UPS greatly.Simultaneously also save the first and follow-up investment of a large sum of battery, had quite high investing price ratio.Owing to adopt the centrally connected power supply pattern, can be the high power UPS centrally connected power supply, be applicable to the occasion that equipment is relatively concentrated, floor space is little, management maintenance is concentrated, and is convenient to that the special messenger is responsible for and maintenance, can multiple Redundancy Design, and reliability is higher, storage battery is shared, concentrates allowance, saves cost.
Description of drawings
Fig. 1 is the circuit block diagram of ups system of the present invention.
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Embodiment
In order to realize above purpose, technical scheme of the present invention is as follows: by dual power supply switching box, UPS main frame, intelligent power distribution screen and battery module; Dual power supply switching box draws the power supply that meets electric substation and gives the UPS main frame; The UPS main frame is given charging battery module; The intelligent power distribution screen starts the UPS host work, the monitoring whole system; Battery module is powered to system load.The intelligent power distribution screen is provided with by-pass switch, when PLC cyclelog or the tripping operation of load contactor, manually realizes power supply.The pond module is made up of cell switch case and storage battery.Battery module also comprises the battery a-b box.Battery module comprises by two Battery pack modules and being formed in parallel that when a Battery pack module was opened a way, another Battery pack module still can operate as normal.Ups system also comprises the power supply centralized monitor module that is used to monitor with the diagnostic system operating state, and described power supply centralized monitoring system comprises communication network, monitoring host computer, monitoring host computer and monitoring unit.Power supply centralized monitor module is by communication network, and monitoring host computer, monitoring software and monitoring unit are formed; Monitoring host computer, the main control centre of monitoring; Monitoring software, the main operational factor and the state of monitoring UPS main frame and intelligent power distribution screen; Monitoring unit shields the output of RS485 interface by self built-in SIC card with intelligent power distribution and is converted to TCP/IP output, and crosses remittance line product HUB with the SIC cartoon of UPS and the tandem of two-way TCP/IP signal is become a netting twine export communication network to.The output of dual power supply switching box is electrically connected two UPS main frames, and the unification of two UPS main frames is by intelligent power distribution screen monitoring work.
Each system equipment of light current adopts stage load power supply, draw the dual power supply switching box that the two-way independence AC power that connects is connected to control centre, rolling stock section, station weak current comprehensive power supply room by electric substation, the two-way power supply of built-in PC level double power supply automatic transfer switch is standby each other can be automatically and manual switchover.Controller is that external is installed, and break-before-make in the power supply handoff procedure can be hauled oneself willingly into runback.
UPS main frame (no-break power unit) is under normal mode of operation, and power supply must be by UPS powering load (on-line system just).Rectifier/charger must become direct current to the current conversion of power supply, and this direct current is given the battery system floating charge simultaneously, and provides DC power supply to inverter, and inverter must convert direct current to the alternating current of regulation parameter again.At power supply under the temporary transient or long-term situation of interrupting, the UPS battery system must provide enough electric energy keeping the specific output of UPS, and power-on time is no less than each system's regulation requirement.When power supply after fault recovery, rectifier/charger must restart to provide direct current to inverter and battery.During this period, can not cause interruption or interference to the output of inverter.After battery system was charged fully, rectifier/charger must be adjusted output voltage automatically to the battery system floating charge.Surpass capacity (short circuit, large impact electric current or of system when rectifier/charger power supply shutdown when overload, when battery capacity exhausts) or when detecting internal fault, static bypass switch must instantaneously be transformed into bypass with inverter output synchronously and important load, and electric is not interrupted.Specify in the allowed band when power output stably returns to standard, system rotates back into load on the UPS again, and does not influence the load operate as normal.
By operation display panel, can operate all parameters, incident and the warning information of control and inquiry UPS to UPS, can carry out communication with the power supply centralized monitoring system simultaneously.
The intelligent power distribution screen, under normal mode of operation, power supply is given all electric.When power supply breaks down, be that load is powered continuously by battery by UPS, PLC is according to the power-on time requirement of each road load simultaneously, and the output in each loop is cut off in timesharing.After power supply recovers, all load automatic recovery of power supply.
Panel is provided with the manual bypass switch, when PLC cyclelog fault or the mistrip of load contactor, can realize power supply by hand switch.
Built-in liquid crystal display screen can show voltage, electric current and the mode of operation etc. of every road load in real time.RS485 interface by PLC can be uploaded to the state of equipment the power supply centralized monitoring system.
Battery system comprises battery a-b box, cell switch case and batteries, and it is composed in parallel by the battery pack of minimum two groups of same capabilities at least, to prevent causing the entire cell cell failure because of single battery pack open fault.Battery pack provides enough ampere-hour (AH) capacity to UPS, keeps UPS output when rated capacity, and the duration is not less than the requirement of system's regulation.Battery pack prevents internal fault by the cell switch case, and each battery pack is made of 40 12V storage battery series connection, and seals in a cell switch case.
When the two-shipper parallel system is moved, as a UPS fault, then fault UPS with battery pack can be another normal ups power power supply of using by the battery a-b box.
The power supply centralized monitoring system is made up of communication network, monitoring host computer, monitoring software and each monitoring unit etc., can overall monitor and diagnosis weak current comprehensive ups system.Monitoring unit adopts distributed control, mainly comprises several parts such as UPS unit, secondary battery unit, intelligent power distribution screen unit.
Ups system of the present invention aim at weak electricity systems such as communication, signal, automation integrated (comprising automatic fire alarm FAS, electromechanical equipment supervisory control system BAS, gate control system), AFC AT STATION, rolling stock section and control centre provide back-up source.
The present invention discloses as above with preferred embodiment, but is not in order to limit scope of the invention process.Any those of ordinary skill in the art, promptly every when doing a little improvement in not breaking away from invention scope of the present invention according to the equal improvement that the present invention did, should be invention scope of the present invention and contain.
Claims (9)
1. a subway weak current comprehensive ups system is characterized in that: be made up of dual power supply switching box, UPS main frame, intelligent power distribution screen and battery module;
Wherein, dual power supply switching box draws the power supply that meets electric substation and gives the UPS main frame;
The UPS main frame is given charging battery module;
The intelligent power distribution screen starts the UPS host work, the monitoring whole system;
Battery module is powered to system load.
2. ups system according to claim 1 is characterized in that, described intelligent power distribution screen is provided with by-pass switch, when PLC cyclelog or the tripping operation of load contactor, manually realizes power supply.
3. ups system according to claim 1 is characterized in that described battery module is made up of cell switch case and storage battery.
4. ups system according to claim 3 is characterized in that described battery module also comprises the battery a-b box.
5. ups system according to claim 4 is characterized in that, described battery module comprises by two Battery pack modules and being formed in parallel that when a Battery pack module was opened a way, another Battery pack module still can operate as normal.
6. ups system according to claim 1, it is characterized in that, ups system also comprises the power supply centralized monitor module that is used to monitor with the diagnostic system operating state, and described power supply centralized monitoring system comprises communication network, monitoring host computer, monitoring host computer and monitoring unit.
7. ups system according to claim 1 is characterized in that, described power supply centralized monitor module is by communication network, and monitoring host computer, monitoring software and monitoring unit are formed;
Monitoring host computer, the main control centre of monitoring;
Monitoring software, the main operational factor and the state of monitoring UPS main frame and intelligent power distribution screen;
Monitoring unit shields the output of RS485 interface by self built-in SIC card with intelligent power distribution and is converted to TCP/IP output, and crosses remittance line product HUB with the SIC cartoon of UPS and the tandem of two-way TCP/IP signal is become a netting twine export communication network to.
8. ups system according to claim 7 is characterized in that, described monitoring unit mainly comprises UPS unit, secondary battery unit, intelligent power distribution screen.
9. ups system according to claim 1 is characterized in that, the output of described dual power supply switching box is electrically connected two UPS main frames, and the unification of two UPS main frames is by intelligent power distribution screen monitoring work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106044503A CN102035251A (en) | 2010-12-24 | 2010-12-24 | Weak current comprehensive uninterrupted power supply (UPS) system for railway |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010106044503A CN102035251A (en) | 2010-12-24 | 2010-12-24 | Weak current comprehensive uninterrupted power supply (UPS) system for railway |
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| CN102035251A true CN102035251A (en) | 2011-04-27 |
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| CN2010106044503A Pending CN102035251A (en) | 2010-12-24 | 2010-12-24 | Weak current comprehensive uninterrupted power supply (UPS) system for railway |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104659889A (en) * | 2015-03-03 | 2015-05-27 | 国网电力科学研究院武汉南瑞有限责任公司 | Vehicle-mounted electric vehicle rechargeable emergency rescue vehicle based on shaft power-take-off generator as well as working method of rechargeable vehicle |
| CN104836327A (en) * | 2014-10-24 | 2015-08-12 | 国家电网公司 | Machine room commercial power/UPS integrated power distribution cabinet |
| US9431851B2 (en) | 2013-08-16 | 2016-08-30 | Eaton Corporation | UPS systems and methods using current-controlling low-loss modes |
| CN108134450A (en) * | 2011-06-09 | 2018-06-08 | 东芝三菱电机产业***株式会社 | Uninterruptible power system |
| CN109347101A (en) * | 2018-11-28 | 2019-02-15 | 长春光华科技发展有限公司 | A kind of power-supply controller of electric for subway gate |
| CN109703374A (en) * | 2019-01-18 | 2019-05-03 | 中车青岛四方机车车辆股份有限公司 | A kind of train emergency starting circuit, activation system and starting method |
| CN110120700A (en) * | 2018-02-05 | 2019-08-13 | 杭州海康威视数字技术股份有限公司 | Power supply system and its control method |
| CN112896195A (en) * | 2019-11-19 | 2021-06-04 | 中车株洲电力机车研究所有限公司 | Integrated cabinet |
| CN114421600A (en) * | 2022-03-11 | 2022-04-29 | 深圳市汇业达通讯技术有限公司 | Subway platform door electrical power generating system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201928047U (en) * | 2010-12-24 | 2011-08-10 | 深圳市华通电气设备有限公司 | Subway light current integrated UPS system |
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2010
- 2010-12-24 CN CN2010106044503A patent/CN102035251A/en active Pending
Patent Citations (1)
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| CN201928047U (en) * | 2010-12-24 | 2011-08-10 | 深圳市华通电气设备有限公司 | Subway light current integrated UPS system |
Non-Patent Citations (2)
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108134450A (en) * | 2011-06-09 | 2018-06-08 | 东芝三菱电机产业***株式会社 | Uninterruptible power system |
| US9431851B2 (en) | 2013-08-16 | 2016-08-30 | Eaton Corporation | UPS systems and methods using current-controlling low-loss modes |
| CN104836327A (en) * | 2014-10-24 | 2015-08-12 | 国家电网公司 | Machine room commercial power/UPS integrated power distribution cabinet |
| CN104659889A (en) * | 2015-03-03 | 2015-05-27 | 国网电力科学研究院武汉南瑞有限责任公司 | Vehicle-mounted electric vehicle rechargeable emergency rescue vehicle based on shaft power-take-off generator as well as working method of rechargeable vehicle |
| CN110120700A (en) * | 2018-02-05 | 2019-08-13 | 杭州海康威视数字技术股份有限公司 | Power supply system and its control method |
| CN109347101A (en) * | 2018-11-28 | 2019-02-15 | 长春光华科技发展有限公司 | A kind of power-supply controller of electric for subway gate |
| CN109703374A (en) * | 2019-01-18 | 2019-05-03 | 中车青岛四方机车车辆股份有限公司 | A kind of train emergency starting circuit, activation system and starting method |
| CN112896195A (en) * | 2019-11-19 | 2021-06-04 | 中车株洲电力机车研究所有限公司 | Integrated cabinet |
| CN114421600A (en) * | 2022-03-11 | 2022-04-29 | 深圳市汇业达通讯技术有限公司 | Subway platform door electrical power generating system |
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Application publication date: 20110427 |