CN102315645A - Energy router for distributed power generation - Google Patents

Energy router for distributed power generation Download PDF

Info

Publication number
CN102315645A
CN102315645A CN201110268090A CN201110268090A CN102315645A CN 102315645 A CN102315645 A CN 102315645A CN 201110268090 A CN201110268090 A CN 201110268090A CN 201110268090 A CN201110268090 A CN 201110268090A CN 102315645 A CN102315645 A CN 102315645A
Authority
CN
China
Prior art keywords
gate
controlled switch
energy
energy router
bus
Prior art date
Application number
CN201110268090A
Other languages
Chinese (zh)
Other versions
CN102315645B (en
Inventor
唐西胜
张国伟
李宁宁
裴玮
齐智平
Original Assignee
中国科学院电工研究所
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 中国科学院电工研究所 filed Critical 中国科学院电工研究所
Priority to CN201110268090.9A priority Critical patent/CN102315645B/en
Publication of CN102315645A publication Critical patent/CN102315645A/en
Application granted granted Critical
Publication of CN102315645B publication Critical patent/CN102315645B/en

Links

Abstract

The invention discloses an energy router for distributed power generation, which comprises a plurality of controllable switches, a current converter (4), an energy storage unit (3), a power frequency alternating current bus (12), an energy management system (13) and a static switch (14), wherein the controllable switches are connected onto the power frequency alternating current bus (12); the energy storage unit (3) is connected to the input side of the current converter (4); the output side of the current converter (4) is connected onto the controllable switches; one end of the static switch (14) is connected onto the power frequency alternating current bus (12); and the other end of the static switch (14) is connected to a public supply network (15). The energy management system (13) is connected with the controllable switches, the current converter (4) and the static switch (14) through an Ethernet. The energy management system provides a networking scheme, a stable control means and a load management strategy, so that the stable controllable alternating current electric energy is outputted after various instable power supplies are connected to the energy router.

Description

The energy router that is used for distributed power generation

Technical field

The present invention relates to a kind of energy router, particularly a kind of energy router that multiple distributed power generation power supply is coordinated and controlled.

Background technology

Because the drawback of traditional centrally connected power supply pattern shows especially day by day, the distributed power generation technology has obtained swift and violent development.Distributed power generation has flexibly, dispersion, small-sized, near the user with rationally use the characteristics of clean energy resource, can improve the local power reliability, reduce transmission losses, improve the utilance of primary energy and reduce toxic emission, have good application prospects.Raising along with the distributed power generation technical merit; Updating of various burning natural gas distributed power apparatus performances and improving constantly of efficient; The range of application of distributed power generation constantly enlarges, and can cover multiple places such as comprising office building, hotel, restaurant, school, hospital, welfare home, stadiums.How better utilization distributed power generation power supply has become important research project.

Document " A single phase high frequency AC microgrid with an unified power quality conditioner " (Energy Conversion; IEEE Transactions on Volume:24; Issue:3) the high frequency microgrid of mentioning in is to contain one to run on high-frequency bus; All distributed power sources and energy storage device insert hf bus, then to the load power supply.The high frequency microgrid can make device miniaturization owing to operate in upper frequency, reduces harmonic effects.But the successful Application of high frequency microgrid must depend on the optimization utilization to the energy and hf bus, and this just needs the electrification quality adjustor to realize this function, has increased the complexity of network.

Disclose a kind of networking method for minitype electric network at Chinese patent CN101436778A, this method is to adopt the dc bus structure, and each generator unit is all received on the dc bus with load, is connected to distribution through combining inverter when being incorporated into the power networks.But the direct current microgrid need be realized being incorporated into the power networks through combining inverter, and the capacity extension flexibility of microgrid receives the restriction of combining inverter.

A kind of wind, light, bavin complementary system control inversion all-in-one are disclosed at Chinese patent CN2723723Y; This device is a kind of complementary system that solar energy, wind-driven generator and diesel engine generator are combined; Clean energy resourcies such as preferential use solar energy and wind energy, and can control accumulator cell charging and discharging.Can only give local electric but this system is one from the net system, can not be incorporated into the power networks.

Summary of the invention

The objective of the invention is to propose a kind of energy router that is used for distributed power generation to the distributed power generation especially problems such as intermittence of regenerative resource distributed power generation.The present invention can utilize the distributed power generation power supply more fully, easily; Each distributed power generation power supply, energy-storage units are all received on the industrial frequency AC bus of energy router; Not only can supply power to the common load and the important load of this locality, but also can be to the public electric wire net transmission of electric energy.

The present invention is used for the energy router of distributed power generation, comprises gate-controlled switch, current transformer, industrial frequency AC bus, EMS and static switch.Gate-controlled switch is directly received on the industrial frequency AC bus.The input side joint energy-storage units of current transformer, the outlet side of current transformer is received on the gate-controlled switch.One of static switch terminates on the industrial frequency AC bus, and the other end is connected to public electric wire net.EMS links to each other with gate-controlled switch, current transformer and static switch through Ethernet.

Energy router of the present invention provides the plug and play interface, and the access of distributed power generation power supply need not the special engineering requirement.For the distributed power generation power supply, no matter be unstable power supply or stabilized power supply, its output is the industrial frequency AC of unified standard.Unstable power supply and stabilized power supply are directly received on the industrial frequency AC bus of energy router.Energy-storage units is received through power converter on the industrial frequency AC bus of energy router, and important load and common load are directly received on the industrial frequency AC bus of energy router, and the industrial frequency AC bus of energy router is connected to public electric wire net through static switch.Each distributed power generation power supply and energy-storage units can carry out uniform dispatching and control by the EMS of energy router, thereby can guarantee efficient, the safety and the stable operation of distributed power generation power supply.

The unstable power supply that the present invention relates to can be but be not limited to renewable energy power generation modes such as photovoltaic generation unit, wind power generation unit.

The stabilized power supply that the present invention relates to can be but be not limited to traditional generation modes such as gas turbine, gas internal-combustion engine, miniature gas turbine, diesel engine generator.

The outside energy-storage units that the present invention relates to can be but be not limited to the batteries that lithium battery, Ni-MH battery, nickel-cadmium cell, lead-acid battery, sodium-sulphur battery, flow battery, flywheel energy storage, ultracapacitor or fuel cell are formed.

The internal power storage unit that the present invention relates to can be but be not limited to the batteries that lithium battery, Ni-MH battery, nickel-cadmium cell, lead-acid battery, sodium-sulphur battery, flow battery, flywheel energy storage, ultracapacitor or fuel cell are formed.

The power converter that the present invention relates to comprises DC/AC current transformer and DC/DC/AC current transformer.

The static switch that the present invention relates to can be but be not limited to SCR, GTR, IGBT, IGCT, GTO, STS etc.

The present invention is used for the energy router of distributed power generation; Its creativeness is through energy storage and EMS; Organically integrate various intermittent distributed power generation power supplys, make the trend at energy router and public electric wire net place have certain observability and controllability, directly be incorporated into the power networks with fitful power and compare; The energy router can become " close friend " unit in the public electric wire net, efficiently solves the problem that large number of intermittently formula distributed power generation power supply inserts electrical network.Particularly; When the energy router is incorporated into the power networks; The generated output situation of monitoring various distributed power sources, especially fitful power, and the running status of load in real time; Through the control that discharges and recharges of energy storage, the trend at the points of common connection place between energy router and the public electric wire net is kept smoothly in the regular hour; When the energy router leaves network operation,,, realize that the optimization of micro power network system moves through distributed power source Generation Control, load control and accumulator cell charging and discharging control according to the state of generating in energy storage and the EMS, load, energy storage.Simultaneously, through the seamless link and the load management of energy router and public electric wire net, the power supply of high reliability can also be provided for important load.

In addition, the energy router that is used for distributed power generation of the present invention also has the following advantages:

(1) can integrate various distributed power generation form, insert simply, can realize hot plug.

(2) the energy router be incorporated into the power networks simply, only need the control static switch seamless switching with islet operation of can realizing being incorporated into the power networks.

(3) EMS of energy router can carry out unified management and control to distributed power generation power supply, energy-storage units and load.

The energy router that is used for distributed power generation can be integrated the distributed power generation power supply of multiple multi-form and performance; Insert simple; Hot plug can be realized, local load power supply can either be given, also can be to the public electric wire net conveying capacity; Can be widely used in like family, holiday village, industrial park, and government utility place such as school, hospital.

Description of drawings

Fig. 1 is the micro power network system structural representation of being made up of energy router, distributed power generation power supply, energy-storage units and load.

Embodiment

Further specify the present invention below in conjunction with accompanying drawing and embodiment.

The micro power network system structural representation of forming by energy router one 00, distributed power generation power supply, energy-storage units 4, common load 5 and important load 6 shown in Figure 1.Wherein said distributed power source comprises unstable power supply 1 and stabilized power supply 2.

As shown in Figure 1, the energy router one 00 that is used for distributed power generation comprises gate-controlled switch 7~11, current transformer 4, energy-storage units 3, industrial frequency AC bus 12, EMS 13 and static switch 14.

One end of first gate-controlled switch 7 is connected with unstable power supply 1, and the other end of first gate-controlled switch 7 is connected with industrial frequency AC bus 12; One end of second gate-controlled switch 8 is connected with stabilized power supply 2, and the other end of second gate-controlled switch 8 is connected with industrial frequency AC bus 12; One end of the 3rd gate-controlled switch 9 is connected with the outlet side of current transformer 4, and the other end of the 3rd gate-controlled switch 9 is connected with industrial frequency AC bus 12; The input side of current transformer 4 is connected with energy-storage units 3; One end of the 4th gate-controlled switch 10 is connected with common load 5, and the other end of the 4th gate-controlled switch 10 is connected with industrial frequency AC bus 12; One end of the 5th gate-controlled switch 11 is connected with important load 6, and the other end of the 5th gate-controlled switch 11 is connected with industrial frequency AC bus 12; EMS 13 is connected with static switch 14 through Ethernet and first, second, third, fourth, the 5th gate-controlled switch 7~11, current transformer 4.One end of static switch 14 is connected with industrial frequency AC bus 12, and the other end of static switch 14 is connected with public electric wire net 15.

Unstable power supply 1; Like the wind power generation unit; Link to each other with the industrial frequency AC bus 12 of energy router one 00 through first gate-controlled switch 7, receive the scheduling and the control of EMS 13, EMS 13 is according to the operation conditions of energy router one 00; Control the start and stop and the running status of unstable power supply 1, make its capacity factor high as far as possible.

Stabilized power supply 2 like micro combustion steam turbine, internal combustion engine, diesel engine generator, links to each other with the industrial frequency AC bus 12 of energy router one 00 through second gate-controlled switch 8.EMS 13 is according to the operation conditions of distributed power generation power supply, energy-storage units 3, the start and stop of control stabilization power supply 2.

Energy-storage units 3; Batteries like lithium ion battery, Ni-MH battery, nickel-cadmium cell, lead-acid battery or fuel cell composition; Perhaps, be used to improve the power quality problem in the energy router one 00 and keep the stable of industrial frequency AC bus 12 voltages like the bank of super capacitors of double electric layers supercapacitor or electric chemical super capacitor composition.EMS 13 control energy-storage units 3 are through current transformer 4 and the 3rd gate-controlled switch 9 output energy, are used to keep the stablizing of industrial frequency AC bus 12 voltages of energy router one 00.More when the unstable power supply generating that is connected to energy router one 00, and energy router one 00 be can not be incorporated into the power networks the time, and 4 work of EMS 13 power controlling current transformers make unnecessary electrical power storage in energy-storage units 3.

Common load 5 links to each other with the industrial frequency AC bus 12 of energy router one 00 with the 5th gate-controlled switch 11 through the 4th gate-controlled switch 10 respectively with important load 6.

When energy router one 00 leaves network operation; Described stabilized power supply 2 or energy-storage units 3 are operated in voltage source mode; The electric voltage frequency reference of energy router one 00 is provided; EMS 13 detects and control each unit output in real time, and is stable with the voltage/frequency of keeping 00 output of energy router one; When energy router one 00 need be incorporated into the power networks; Industrial frequency AC bus 12 voltages of EMS 13 detected energy router ones 00 and the amplitude and the frequency of electrical network 15 voltages; When reaching when being incorporated into the power networks condition, 14 conductings of control static switch make energy router one 00 to public electric wire net 15 conveying capacities.This moment, stabilized power supply 2 or energy-storage units 3 were operated under the current source pattern, and public electric wire net 15 provides the electric voltage frequency reference in the energy router one 00.

When energy router one 00 was incorporated into the power networks, if public electric wire net 15 breaks down, EMS 13 control static switches 14 turn-offed, and energy router one 00 preferentially guarantees important load 6 power supplies from network operation; When public electric wire net 15 recovers just often, the voltage that EMS 13 is regulated energy router ones 00 and frequency are controlled static switch 14 closures then to set point, guarantee and network process smoothly.

Claims (6)

1. energy router that is used for distributed power generation, it is characterized in that: described energy router (100) comprises a plurality of gate-controlled switches, current transformer (4), energy-storage units (3), industrial frequency AC bus (12), EMS (13) and static switch (14); Gate-controlled switch is connected on the industrial frequency AC bus (12); Energy-storage units (3) is received the input side of current transformer, and the outlet side of current transformer is received on the gate-controlled switch; One of static switch (14) terminates on the industrial frequency AC bus (12), and the other end of static switch (14) is connected to public electric wire net (15); EMS (13) links to each other with gate-controlled switch, current transformer (4) and static switch (14) through Ethernet.
2. the energy router that is used for distributed power generation according to claim 1 is characterized in that: described gate-controlled switch comprises first gate-controlled switch (7), second gate-controlled switch (8), the 3rd gate-controlled switch (9), the 4th gate-controlled switch (10) and the 5th gate-controlled switch (11); One end of first gate-controlled switch (7) is connected with unstable power supply (1), and the other end of first gate-controlled switch (7) is connected with industrial frequency AC bus (12); One end of second gate-controlled switch (8) is connected with stabilized power supply (2), and the other end of second gate-controlled switch (8) is connected with industrial frequency AC bus (12); One end of the 3rd gate-controlled switch (9) is connected with the outlet side of current transformer (4), and the other end of the 3rd gate-controlled switch (9) is connected with industrial frequency AC bus (12); The input side of current transformer (4) is connected with energy-storage units (3); One end of the 4th gate-controlled switch (10) is connected with common load (5), and the other end of the 4th gate-controlled switch (10) is connected with industrial frequency AC bus (12); One end of the 5th gate-controlled switch (11) is connected with important load (6), and the other end of the 5th gate-controlled switch (11) is connected with industrial frequency AC bus (12); EMS (13) is connected with first gate-controlled switch (7), second gate-controlled switch (8), the 3rd gate-controlled switch (9), the 4th gate-controlled switch (10) and the 5th gate-controlled switch (11), current transformer (4) and static switch (14) through Ethernet; One end of static switch (14) is connected with industrial frequency AC bus (12), and the other end of static switch (14) is connected with public electric wire net (15).
3. the energy router that is used for distributed power generation according to claim 1; It is characterized in that: in the described energy router (100), unstable power supply (1) and stabilized power supply (2) are connected on the described industrial frequency AC bus (12) through first gate-controlled switch (7) and second gate-controlled switch (8) respectively; Energy-storage units (3) is received on the industrial frequency AC bus (12) through current transformer (4) and the 3rd gate-controlled switch (9); Important load (6) and common load (5) are received on the industrial frequency AC bus (12) through the 5th gate-controlled switch (11) and the 4th gate-controlled switch (10) respectively; Industrial frequency AC bus (12) is connected to public electric wire net (15) through static switch (14).
4. the energy router (100) that is used for distributed power generation according to claim 1 and 2; It is characterized in that: described energy router (100) detects the state of unstable power supply (1), stabilized power supply (2), public electric wire net (15), common load (5) and important load (6); Control and the power division between power supply of coordinating respectively to generate electricity, the output voltage level and the stabilized frequency of control energy router (100).
5. the energy router (100) that is used for distributed power generation according to claim 1 and 2; It is characterized in that: when energy router (100) leaves network operation; Described stabilized power supply (2) or energy-storage units (3) provide the electric voltage frequency reference of energy router (100); EMS (13) detects and control each unit output in real time, and is stable with the voltage/frequency of keeping energy router (100) output; When energy router (100) when being incorporated into the power networks; Public electric wire net (15) provides the electric voltage frequency reference in the energy router (100); EMS (13) detects and regulates the state of unstable power supply (1), stabilized power supply (2), public electric wire net (15), load (5) and load (6) in real time, makes trend between energy router (100) and the public electric wire net (15) reach the state of setting.
6. the energy router (100) that is used for distributed power generation according to claim 1 and 2; It is characterized in that: when energy router (100) when being incorporated into the power networks; If public electric wire net (15) breaks down; EMS (13) control static switch (14) turn-offs, and energy router (100) is from network operation, and preferential the assurance supplied power to important load (6); When public electric wire net (15) recovers just often, the voltage that EMS (13) is regulated energy router (100) and frequency are controlled static switch (14) closure then to set point, guarantee and network process smoothly.
CN201110268090.9A 2011-09-09 2011-09-09 Energy router for distributed power generation CN102315645B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110268090.9A CN102315645B (en) 2011-09-09 2011-09-09 Energy router for distributed power generation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110268090.9A CN102315645B (en) 2011-09-09 2011-09-09 Energy router for distributed power generation

Publications (2)

Publication Number Publication Date
CN102315645A true CN102315645A (en) 2012-01-11
CN102315645B CN102315645B (en) 2015-04-29

Family

ID=45428547

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110268090.9A CN102315645B (en) 2011-09-09 2011-09-09 Energy router for distributed power generation

Country Status (1)

Country Link
CN (1) CN102315645B (en)

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102664410A (en) * 2012-05-29 2012-09-12 国电联合动力技术有限公司 Novel energy output analog application system
CN102723737A (en) * 2012-07-04 2012-10-10 国电南京自动化股份有限公司 Control method based on micro-grid multi-energy
CN102751719A (en) * 2012-07-09 2012-10-24 中国科学院电工研究所 Flywheel array energy storage system with flywheel energy storage units connected in parallel
CN102780230A (en) * 2012-07-09 2012-11-14 中国科学院电工研究所 Flywheel array energy storage system with multiple parallel-connected flywheel energy storage units
CN102946116A (en) * 2012-10-24 2013-02-27 北京华电天仁电力控制技术有限公司 Energy-storage converter device based on industrial real time Ethernet
CN103219726A (en) * 2013-03-29 2013-07-24 浙江大学 Microgrid topology structure based on energy storage
CN103973559A (en) * 2014-05-30 2014-08-06 国家电网公司 Energy router based on fusion of information physical system
CN104393591A (en) * 2014-11-20 2015-03-04 上海追日电气有限公司 Power supply system
CN104485656A (en) * 2014-12-11 2015-04-01 三峡大学 Important-load-containing DC (Direct Current) power distribution network into which electromobile can be flexibly connected
CN104868504A (en) * 2014-02-26 2015-08-26 上海奇亚特能源股份有限公司 Energy router
CN105720608A (en) * 2016-04-27 2016-06-29 湖北文理学院 Flexible power distribution station
CN105811458A (en) * 2016-04-22 2016-07-27 深圳中电长城能源有限公司 Microgrid energy storage system and energy management method thereof
CN105830335A (en) * 2013-12-18 2016-08-03 大宇造船海洋株式会社 Apparatus and method for supplying hybrid power in marine plant
CN106451513A (en) * 2016-12-08 2017-02-22 北京索英电气技术有限公司 Mixed UPS (uninterrupted power supply) energy storage system and method thereof
CN106655229A (en) * 2016-10-28 2017-05-10 武汉大学 Topology applicable to low-voltage distribution network energy router
CN106803672A (en) * 2016-12-06 2017-06-06 上海电力学院 The energy source router and control strategy of family type energy LAN
CN107005053A (en) * 2014-05-20 2017-08-01 菲尼克斯电气公司 Apparatus and method for adjusting distributing energy producing installation
CN107508299A (en) * 2017-08-25 2017-12-22 浙江南都电源动力股份有限公司 A kind of energy-storage system prior to improving the quality of power supply
CN109038678A (en) * 2018-09-18 2018-12-18 国家能源投资集团有限责任公司 Garden distributed energy intelligence managing and control system based on big data
CN109904860A (en) * 2017-12-07 2019-06-18 清华大学 Hot-Plug Power balance control method and system in a kind of energy router

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090189456A1 (en) * 2008-01-28 2009-07-30 Glenn Richard Skutt System and Method for Coordinated Control and Utilization of Local Storage and Generation, with a Power Grid
CN102074953A (en) * 2010-12-10 2011-05-25 天津天大求实电力新技术股份有限公司 Double-purpose micro-grid system structure used for power supply and experiment
CN201947047U (en) * 2010-12-30 2011-08-24 比亚迪股份有限公司 Power supply system for power grid

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090189456A1 (en) * 2008-01-28 2009-07-30 Glenn Richard Skutt System and Method for Coordinated Control and Utilization of Local Storage and Generation, with a Power Grid
CN102074953A (en) * 2010-12-10 2011-05-25 天津天大求实电力新技术股份有限公司 Double-purpose micro-grid system structure used for power supply and experiment
CN201947047U (en) * 2010-12-30 2011-08-24 比亚迪股份有限公司 Power supply system for power grid

Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102664410A (en) * 2012-05-29 2012-09-12 国电联合动力技术有限公司 Novel energy output analog application system
CN102723737B (en) * 2012-07-04 2014-07-30 国电南京自动化股份有限公司 Control method based on micro-grid multi-energy
CN102723737A (en) * 2012-07-04 2012-10-10 国电南京自动化股份有限公司 Control method based on micro-grid multi-energy
CN102751719A (en) * 2012-07-09 2012-10-24 中国科学院电工研究所 Flywheel array energy storage system with flywheel energy storage units connected in parallel
CN102780230A (en) * 2012-07-09 2012-11-14 中国科学院电工研究所 Flywheel array energy storage system with multiple parallel-connected flywheel energy storage units
CN102751719B (en) * 2012-07-09 2014-09-10 中国科学院电工研究所 Flywheel array energy storage system with flywheel energy storage units connected in parallel
CN102946116A (en) * 2012-10-24 2013-02-27 北京华电天仁电力控制技术有限公司 Energy-storage converter device based on industrial real time Ethernet
CN102946116B (en) * 2012-10-24 2014-09-17 北京华电天仁电力控制技术有限公司 Energy-storage converter device based on industrial real time Ethernet
CN103219726A (en) * 2013-03-29 2013-07-24 浙江大学 Microgrid topology structure based on energy storage
CN105830335A (en) * 2013-12-18 2016-08-03 大宇造船海洋株式会社 Apparatus and method for supplying hybrid power in marine plant
CN104868504A (en) * 2014-02-26 2015-08-26 上海奇亚特能源股份有限公司 Energy router
CN104868504B (en) * 2014-02-26 2017-01-18 上海奇亚特能源股份有限公司 Energy router
CN107005053A (en) * 2014-05-20 2017-08-01 菲尼克斯电气公司 Apparatus and method for adjusting distributing energy producing installation
US10381841B2 (en) 2014-05-20 2019-08-13 Phoenix Contact Gmbh & Co. Kg Device and method for controlling decentralized power generation plants
CN103973559A (en) * 2014-05-30 2014-08-06 国家电网公司 Energy router based on fusion of information physical system
CN103973559B (en) * 2014-05-30 2017-01-25 国家电网公司 Energy router based on fusion of information physical system
CN104393591A (en) * 2014-11-20 2015-03-04 上海追日电气有限公司 Power supply system
CN104485656A (en) * 2014-12-11 2015-04-01 三峡大学 Important-load-containing DC (Direct Current) power distribution network into which electromobile can be flexibly connected
CN105811458A (en) * 2016-04-22 2016-07-27 深圳中电长城能源有限公司 Microgrid energy storage system and energy management method thereof
CN105720608A (en) * 2016-04-27 2016-06-29 湖北文理学院 Flexible power distribution station
CN105720608B (en) * 2016-04-27 2018-07-03 湖北文理学院 A kind of flexibility power distribution station
CN106655229A (en) * 2016-10-28 2017-05-10 武汉大学 Topology applicable to low-voltage distribution network energy router
CN106803672A (en) * 2016-12-06 2017-06-06 上海电力学院 The energy source router and control strategy of family type energy LAN
CN106451513A (en) * 2016-12-08 2017-02-22 北京索英电气技术有限公司 Mixed UPS (uninterrupted power supply) energy storage system and method thereof
CN107508299A (en) * 2017-08-25 2017-12-22 浙江南都电源动力股份有限公司 A kind of energy-storage system prior to improving the quality of power supply
CN109904860A (en) * 2017-12-07 2019-06-18 清华大学 Hot-Plug Power balance control method and system in a kind of energy router
CN109904860B (en) * 2017-12-07 2020-09-29 清华大学 Hot-plug power balance control method and system in energy router
CN109038678A (en) * 2018-09-18 2018-12-18 国家能源投资集团有限责任公司 Garden distributed energy intelligence managing and control system based on big data

Also Published As

Publication number Publication date
CN102315645B (en) 2015-04-29

Similar Documents

Publication Publication Date Title
Bhatti et al. Electric vehicles charging using photovoltaic: Status and technological review
Capasso et al. Experimental study of a DC charging station for full electric and plug in hybrid vehicles
Yu et al. System integration and hierarchical power management strategy for a solid-state transformer interfaced microgrid system
CN103545905B (en) A kind of photovoltaic direct-current micro-grid energy coordination control method
CN102738836B (en) Alternating current and direct current hybrid micro power grid system and control method thereof
McDowall Integrating energy storage with wind power in weak electricity grids
CN102983589B (en) Control method of grid friendly type distributed power source based on hybrid energy storage
CN103427430B (en) A kind of energy management method of mixed energy storage system in microgrid
Zhang et al. Research on battery supercapacitor hybrid storage and its application in microgrid
CN104022528B (en) A kind of microgrid system coordination control method based on multiple elements design energy storage
Sujitha et al. RES based EV battery charging system: A review
CN103107600B (en) Intelligent charging and power supply system of internet of things and scheduling method thereof
CN102832706B (en) Distributed power stratified coordination control system of microgrid and method
CN102427249B (en) Method and system for controlling distributed micro-grid parallel operation
She et al. On integration of solid-state transformer with zonal DC microgrid
JP4441691B2 (en) AC / DC power converter
CN102510089B (en) Wind and solar micro power grid system
CN201323453Y (en) Renewable energy micro-grid
US9293917B2 (en) Energy storage system
US20150214782A1 (en) Systems and methods for uninterruptible power supplies with generators
CN103872701A (en) Energy-storage type alternating current and direct current mixed micro-grid and control method thereof
CN101820230B (en) High-frequency isolation type grid-connected inverter
CN101534059B (en) Single-isolation pressure increase and reduction type multi-input direct current converter
CN102931653A (en) Comprehensive coordination control method of wind-solar direct current micro-grid
CN101534061B (en) A double-isolation boosting multi-input direct current convertor

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model