CN106026382A - Standby emergency power supply - Google Patents

Standby emergency power supply Download PDF

Info

Publication number
CN106026382A
CN106026382A CN201610606018.5A CN201610606018A CN106026382A CN 106026382 A CN106026382 A CN 106026382A CN 201610606018 A CN201610606018 A CN 201610606018A CN 106026382 A CN106026382 A CN 106026382A
Authority
CN
China
Prior art keywords
unit
switch
circuit
accumulator
electric energy
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
Application number
CN201610606018.5A
Other languages
Chinese (zh)
Other versions
CN106026382B (en
Inventor
钟燏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Dazhong Electric Co., Ltd
Original Assignee
钟燏
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 钟燏 filed Critical 钟燏
Priority to CN201610606018.5A priority Critical patent/CN106026382B/en
Publication of CN106026382A publication Critical patent/CN106026382A/en
Application granted granted Critical
Publication of CN106026382B publication Critical patent/CN106026382B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04Circuit 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
    • H02J9/06Circuit 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
    • H02J9/08Circuit 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 requiring starting of a prime-mover
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0068Battery or charger load switching, e.g. concurrent charging and load supply
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems

Abstract

The invention provides a standby emergency power supply, relating to the field of emergency power supplies. The standby emergency power supply comprises a monitoring control unit, a control switch, a diesel generator set, a storage battery, an energy fast release booster circuit, an inverter unit, a charging unit, a switching unit, an AC power distribution unit, a first switch, and a second switch. According to the standby emergency power supply, through combining an existing EPS emergency power supply and the diesel generator set, according to reasonable setting and distribution, the emergency power supply suitable for shopping malls is designed.

Description

A kind of spare emergent power source
Technical field
The present invention relates to field of power supplies, particularly relate to a kind of spare emergent power source.
Background technology
Along with the raising of people's living standard, the time of people to market shopping also gets more and more, thus Well promote the development of megastore.Existing a lot of megastore is all to make with a building For unit, usually there will be unexpected tread event when there is accidental power failure or power-off or cause bigger Economic loss, accordingly, it would be desirable to arrange the emergency power supply in a kind of market, prevent because of accidental power failure or disconnected During electricity, contingency occurs.
Existing emergency power supply mainly has following several, EPS emergency power supply, UPS uninterrupted power source, Provide diesel emergency generating set for oneself, have the special feed line independent of normal power source of automatic throw-in equipment Road and provide emergent gas turbine generator group etc. for oneself.EPS emergency power supply is by charger, inverter, electric power storage The one of the device compositions such as pond, isolating transformer, switching switch is reverse into AC energy direct current energy Emergency power supply.It is adapted to allow for the load that the interruption of power supply time is more than 0.25s.UPS not between Power-off source is mainly ensured the static of power supply continuity with what power converter energy storage device and switch constituted Type ac uninterrupted power supply device.It is adapted to allow for the load that the interruption of power supply time is Millisecond.From Standby diesel emergency generating set is with diesel engine as power, drags industrial frequency AC synchronous generator composition Generating equipment.The generating set of quick damper, it is adaptable to allow the interruption of power supply time be 15s with On building.The working time of emergency power supply should be considered by the power off time allowed in production technology, When with automatically actuated generating set with the use of time, l0min should not be less than.Automatically engage dress The special feeder line independent of normal power source put, it is adaptable to the movement time of automatic bus can be full Foot allows the emergency power supply of interruption of power supply time 1.5s or more than 0.6s.All permissible power outage durations are Millisecond, and the particular importance load that capacity is little, if be possible with DC source person, Ying Cai By accumulator battery as emergency power supply.Providing emergent gas turbine generator group for oneself is to be with gas turbine Power, drags the generating equipment of industrial frequency AC synchronous generator composition.
Above-mentioned various emergency power supplies need certain reflecting time, and due to the power supply of market needs Bigger, above-mentioned various single emergency power supply all cannot meet the needs in market.Accordingly, it would be desirable to Design one is for TV university, and the market emergency power supply that reflecting time is short.
Summary of the invention
What the present invention needed solution is that existing emergency power supply can not meet confession TV university and reflecting time is short Problem, it is provided that a kind of spare emergent power source.
The present invention solves the problems referred to above by the following technical programs:
A kind of spare emergent power source, including Monitoring and Controlling unit, control switch, diesel power generation group, Accumulator, electric energy speed put booster circuit, inversion unit, timed discharging circuit, timed discharging circuit, Charhing unit, switch unit, Alternating Current Unit, the first switch and second switch;
Monitoring and Controlling unit is used for detecting whether outside civil power input port has electric current pass through and detect accumulator Electricity, the most also control switch unit, control switch, charhing unit, first switch and second open The Push And Release closed;
Control switch and control switch for PLC, for controlling the startup of diesel power generation group;
Diesel power generation group mainly includes diesel engine and electromotor, and diesel engine starting drives electromotor to carry out Rotate generating;
Accumulator is used for storing electric energy and release electric energy;
For connecting with accumulator and quickly the electric energy in accumulator being discharged;
Timed discharging circuit is for regularly giving battery discharging and charging;
Inversion unit is for being transformed into alternating current unidirectional current, it is achieved the electricity of accumulator output electric energy Pressure, frequency, phase place keep consistent with grid height;
Charhing unit charges a battery for civil power is carried out inversion decompression;
Switch unit is used for switching civil power energising or emergency power supply supply line;
Alternating Current Unit provides steady point and the electric current adapted to for giving load;
First on-off control city supplies electricity to load energising;
Second switch is used for controlling whether to be charged to accumulator.
In such scheme, preferably electric energy speed put booster circuit include accumulator quick discharging circuit, Electric energy savings circuit and booster circuit;Electric energy savings circuit electric energy buffering within the short time so that Input small-power electric current, exports the effect of high-power electric current, and its general buffer time is Millisecond, Therefore the electric discharge on emergency power supply is not have influential, and booster circuit is for raising voltage.
In such scheme, preferably Monitoring and Controlling unit includes controller, current detection circuit and electricity Amount testing circuit, controller is for controlling switch and the startup of each circuit, and current detection circuit is used for Whether the outside civil power input port of detection has electric current, and electric quantity detecting circuit is used for detecting accumulator electric-quantity.
In such scheme, preferably switch unit mainly includes the relay switch of two-way, mainly uses In the switching controlling circuit.
In such scheme, preferably diesel power generation group mainly includes diesel engine and electromotor, diesel oil Machine starts drive electromotor and carries out rotating generating.
Advantages of the present invention with effect is:
1. the present invention have intellectual management, length in service life, overload capacity is strong, defencive function is perfect, Without the advantage such as aerofluxus, noiseless, the especially convenience in fire-fighting is applied, the feature of environmental protection, high efficiency etc. Advantage embodies clearly;
2. the present invention not only has and the fast-response time of EPS emergency power supply, and can provide again Powerful power supply, therefore, it is possible to meet the demand in market very well;
3. the present invention carries out signal by detection of electrons and controls the switch on each road so that control is more It is accurate and quick to add.
Accompanying drawing explanation
Fig. 1 is principle of the invention block diagram.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
A kind of spare emergent power source, as it is shown in figure 1, include Monitoring and Controlling unit, control switch, bavin Hydro power generation group, accumulator, electric energy speed are put booster circuit, inversion unit, timed discharging circuit, are filled Electric unit, switch unit, Alternating Current Unit, the first switch and second switch.
The input of the first switch electrically connects with outside city.The outfan of the first switch is respectively with second Switch and switch unit connect.The outfan of switch unit is through Alternating Current Unit and the load of outside market Connect.The charged unit of outfan of second switch is connected with accumulator.The outfan of accumulator is through electricity Energy speed is put booster circuit and is connected with inversion unit.The outfan of inversion unit is connected with switch unit.Prison Survey control unit control end respectively with switch unit, control switch, charhing unit, first switch and Second switch connects.The outfan controlling switch is connected with inversion unit through diesel power generation group.Monitoring The test side of control unit is connected with outside civil power input port and accumulator;The input of timed discharging circuit End is connected Ei with Monitoring and Controlling unit, and the outfan of timed discharging circuit is connected with accumulator, such as Fig. 1 So.
Monitoring and Controlling unit is used for detecting whether outside civil power input port has electric current pass through and detect electric power storage The electricity in pond, the most also controls switch unit, controls switch, charhing unit, the first switch and second The Push And Release of switch.Monitoring and Controlling unit mainly includes controller, current detection circuit and electric power detection Circuit, controller is for controlling switch and the startup of each circuit, outside current detection circuit is used for detecting Whether civil power input port, portion has electric current, and electric quantity detecting circuit is used for detecting accumulator electric-quantity.
Control switch and control switch for PLC, for controlling the startup of diesel power generation group.For receiving The control signal that Monitoring and Controlling unit is incoming, according to control signal control diesel power generation group startup or Close.
Diesel power generation group mainly includes diesel engine and electromotor, and diesel engine starting drives electromotor to carry out Rotating generating, use for diesel engine carries out rotating drive electromotor in burning diesel oil conversion of heat into kinetic energy and turns Dynamic, electromotor is for being converted into electric energy kinetic energy, and exports electric energy.
Accumulator is used for storing electric energy and release electric energy.Accumulator as the energy-accumulating medium of emergency power supply, Owing to the present invention uses in megastore, therefore accumulator is large-scale energy-storage battery, has storage electricity The advantages such as energy is many, and release electric energy is fast.
Electric energy speed is put booster circuit and is included accumulator quick discharging circuit, electric energy savings circuit and rise piezoelectricity Road;The input of described accumulator quick discharging circuit is connected with accumulator;Described accumulator is quickly put The outfan of electricity circuit connects through electric energy savings circuit and booster circuit;The outfan of described booster circuit It is connected with inversion unit.Accumulator quick discharging circuit is for connecting and quickly accumulator with accumulator Interior electric energy discharges, electric energy savings circuit electric energy buffering within the short time so that input little Power current, exports the effect of high-power electric current, and its general buffer time is Millisecond, the most right The electric discharge of emergency power supply is not have influential, and booster circuit is for raising voltage.
Inversion unit is for being transformed into alternating current unidirectional current, it is achieved the electricity of accumulator output electric energy Pressure, frequency, phase place keep consistent with grid height, it is thus possible to more preferably market provides electric energy.
Timed discharging circuit, for regularly giving battery discharging and charging, has encryption to accumulator Effect, extends the life-span of accumulator.
Charhing unit charges a battery for civil power is carried out inversion decompression, and charge switch is monitored The control controlling end of control unit.
Switch unit is used for switching civil power energising or emergency power supply supply line, and its switching action is supervised Survey control unit control, mainly include the relay switch of two-way, be mainly used in controlling circuit Switching.
Alternating Current Unit, for providing steady point and the electric current adapted to load, has the spy of steady some output Point.Alternating Current Unit can provide the alternating current of 220V directly to load, it is also possible to voltage is raised to 360V etc., provide electric current according to the needs of load.
First on-off control city supplies electricity to load energising, the control of the monitored control unit of its switch motion System.First switchs main relay switch, Monitoring and Controlling unit input pulse signal be controlled greatly Being switched on or off of electric current.
Second switch is used for controlling whether to be charged to accumulator, and sky in Australia has charged control action, Its switch motion is similarly subjected to the control of Monitoring and Controlling unit.
Below preferred embodiment to the invention is illustrated, but the present invention does not limit In embodiment, those of ordinary skill in the art also may be used on the premise of the invention spirit To make modification or the replacement of all equivalents, modification or the replacement of these equivalents are all contained in the application In the range of.

Claims (5)

1. a spare emergent power source, it is characterised in that: include Monitoring and Controlling unit, control switch, Diesel power generation group, accumulator, electric energy speed put booster circuit, inversion unit, timed discharging circuit, Charhing unit, switch unit, Alternating Current Unit, the first switch and second switch;
Monitoring and Controlling unit is used for detecting whether outside civil power input port has electric current pass through and detect accumulator Electricity, the most also control switch unit, control switch, charhing unit, first switch and second open The Push And Release closed;
Control switch and control switch for PLC, for controlling the startup of diesel power generation group;
Diesel power generation group mainly includes diesel engine and electromotor, and diesel engine starting drives electromotor to carry out Rotate generating;
Accumulator is used for storing electric energy and release electric energy;
For connecting with accumulator and quickly the electric energy in accumulator being discharged;
Timed discharging circuit is for regularly giving battery discharging and charging;
Inversion unit is for being transformed into alternating current unidirectional current, it is achieved the electricity of accumulator output electric energy Pressure, frequency, phase place keep consistent with grid height;
Charhing unit charges a battery for civil power is carried out inversion decompression;
Switch unit is used for switching civil power energising or emergency power supply supply line;
Alternating Current Unit provides steady point and the electric current adapted to for giving load;
First on-off control city supplies electricity to load energising;
Second switch is used for controlling whether to be charged to accumulator.
A kind of spare emergent power source the most according to claim 1, it is characterised in that: described electric energy Speed is put booster circuit and is included accumulator quick discharging circuit, electric energy savings circuit and booster circuit;Electric energy Savings circuit electric energy buffering within the short time so that input small-power electric current, exports large power, electrically The effect of stream, its general buffer time is Millisecond, and therefore the electric discharge to emergency power supply is not have shadow Ringing, booster circuit is for raising voltage.
A kind of spare emergent power source the most according to claim 1, it is characterised in that: described monitoring Control unit includes controller, current detection circuit and electric quantity detecting circuit, and controller is used for controlling respectively The switch of individual circuit and startup, current detection circuit is used for detecting whether outside civil power input port has electricity Stream, electric quantity detecting circuit is used for detecting accumulator electric-quantity.
A kind of spare emergent power source the most according to claim 1, it is characterised in that: described switching Unit mainly includes the relay switch of two-way, is mainly used in controlling the switching of circuit.
A kind of spare emergent power source the most according to claim 1, it is characterised in that: described diesel oil Machine generating set mainly includes diesel engine and electromotor, and diesel engine starting drives electromotor to carry out rotation and sends out Electricity.
CN201610606018.5A 2016-07-28 2016-07-28 A kind of spare emergent power source Active CN106026382B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610606018.5A CN106026382B (en) 2016-07-28 2016-07-28 A kind of spare emergent power source

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610606018.5A CN106026382B (en) 2016-07-28 2016-07-28 A kind of spare emergent power source
CN201811052799.3A CN109149762A (en) 2016-07-28 2016-07-28 A kind of novel spare emergent power source

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201811052799.3A Division CN109149762A (en) 2016-07-28 2016-07-28 A kind of novel spare emergent power source

Publications (2)

Publication Number Publication Date
CN106026382A true CN106026382A (en) 2016-10-12
CN106026382B CN106026382B (en) 2018-08-14

Family

ID=57115053

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201610606018.5A Active CN106026382B (en) 2016-07-28 2016-07-28 A kind of spare emergent power source
CN201811052799.3A Pending CN109149762A (en) 2016-07-28 2016-07-28 A kind of novel spare emergent power source

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201811052799.3A Pending CN109149762A (en) 2016-07-28 2016-07-28 A kind of novel spare emergent power source

Country Status (1)

Country Link
CN (2) CN106026382B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108923419A (en) * 2018-07-11 2018-11-30 佛山市众盈电子有限公司 It is a kind of intelligence alternating current identification with control power supply
CN110571912A (en) * 2019-08-05 2019-12-13 合肥格易集成电路有限公司 uninterrupted power system and network attached memory

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102856975A (en) * 2012-09-11 2013-01-02 广州供电局有限公司 Automatic standby power source switching system
CN204835694U (en) * 2015-07-01 2015-12-02 扬州新扬开关设备有限公司 Many powers automatic control block terminal
CN205319794U (en) * 2015-12-31 2016-06-15 易事特集团股份有限公司 Uninterruptible power supply system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201219210Y (en) * 2008-06-13 2009-04-08 金剑杭 Uninterrupted power supply control system of AC generator
CN102255356B (en) * 2011-06-29 2014-02-05 黄俊嘉 Efficient uninterruptible power supply
CN102437638A (en) * 2011-10-31 2012-05-02 苏州洽成电子有限公司 Power supply system of industrial personal computer
US20130252034A1 (en) * 2012-03-21 2013-09-26 Go2 Power, Inc. Fuel cells for industrial plant backup power using stolen hydrogen
CN103066687A (en) * 2012-11-19 2013-04-24 宁波金源电气有限公司 Uninterrupted power supply (UPS) solar charged inverter
CN203617760U (en) * 2013-12-18 2014-05-28 濮阳职业技术学院 Online UPS power supply system based on DSP control
CN204243874U (en) * 2014-07-29 2015-04-01 九州方圆实业控股(集团)有限公司 A kind of data center high-voltage direct current (DC) power system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102856975A (en) * 2012-09-11 2013-01-02 广州供电局有限公司 Automatic standby power source switching system
CN204835694U (en) * 2015-07-01 2015-12-02 扬州新扬开关设备有限公司 Many powers automatic control block terminal
CN205319794U (en) * 2015-12-31 2016-06-15 易事特集团股份有限公司 Uninterruptible power supply system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108923419A (en) * 2018-07-11 2018-11-30 佛山市众盈电子有限公司 It is a kind of intelligence alternating current identification with control power supply
CN110571912A (en) * 2019-08-05 2019-12-13 合肥格易集成电路有限公司 uninterrupted power system and network attached memory

Also Published As

Publication number Publication date
CN109149762A (en) 2019-01-04
CN106026382B (en) 2018-08-14

Similar Documents

Publication Publication Date Title
CN102882268B (en) Undisturbed uninterruptible power supply device
CN102624053A (en) Uninterrupted power system capable of continuously supplying power
CN103051042A (en) Direct current uninterruptible power supply
CN101441446B (en) Power supply controller
CN105470997A (en) Microgrid control system
KR102299604B1 (en) An energy storage system
CN102709116B (en) Alternating-current contactor in low-voltage alternating-current control circuit and control method of alternating-current contactor
CN106026382A (en) Standby emergency power supply
CN103490492B (en) High voltage direct current electric power system
CN104578154A (en) Low voltage ride-through method for coal feeder
CN102810901A (en) Communication power supply system based on fuel cell
CN201130312Y (en) Power supply controller
KR102222560B1 (en) An energy storage system
CN106160161A (en) A kind of solar energy power source apparatus and control method
CN105226692A (en) A kind of micro grid control system based on zinc bromine liquid energy-storage and control method thereof
CN104950262A (en) Charge-discharge test system
CN202872443U (en) Fuel-cell-based communication power supply
CN205791745U (en) A kind of generator set storage battery charging system
KR20140087930A (en) Battery energy storage system and controlling method using the same
CN104734329B (en) The electric power system of electricity consumption monitoring equipment
RU180664U1 (en) Uninterruptible Power Supply
CN106059063B (en) A kind of megastore's emergency power supply
CN202906570U (en) Emergency electric-energy system with change-over switch
CN202651815U (en) Multiple-backup solar power supply system
CN103928942A (en) System black-start method for light storage combined distributed generator under off-network condition

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
CB02 Change of applicant information

Address after: Yu Cai Lu, Qixing District, Guilin City, the Guangxi Zhuang Autonomous Region No. 15 541004

Applicant after: Zhong Yu

Address before: 543100 the Guangxi Zhuang Autonomous Region Long Wei Cangwu County town of Wuzhou City Longxing Road No. 9

Applicant before: Zhong Yu

COR Change of bibliographic data
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20191108

Address after: No.8, East Zone, Lvsi Marine Economic Development Zone, Qidong City, Nantong City, Jiangsu Province

Patentee after: Jiangsu Dazhong Electric Co., Ltd

Address before: 541004 No. 15 Yucai Road, Qixing District, Guilin, the Guangxi Zhuang Autonomous Region

Patentee before: Zhong Yu

TR01 Transfer of patent right