CN103199559B - Intelligent center control type solar energy family roof grid-connected power generation system and operating method thereof - Google Patents
Intelligent center control type solar energy family roof grid-connected power generation system and operating method thereof Download PDFInfo
- Publication number
- CN103199559B CN103199559B CN201310077527.XA CN201310077527A CN103199559B CN 103199559 B CN103199559 B CN 103199559B CN 201310077527 A CN201310077527 A CN 201310077527A CN 103199559 B CN103199559 B CN 103199559B
- Authority
- CN
- China
- Prior art keywords
- grid
- solar energy
- unit
- roof
- switch
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses an intelligent center control type solar energy family roof grid-connected power generation system and an operating method of the intelligent center control type solar energy family roof grid-connected power generation system. A roof photovoltaic module output end is connected with an inverter and sends photovoltaic energy to a power grid through a grid-connection switch and a bi-directional metering device. The intelligent center control type solar energy family roof grid-connected power generation system and the operating method of the intelligent center control type solar energy family roof grid-connected power generation system are characterized in that an intelligent measuring and controlling main machine and a security monitoring unit are arranged in the system, and a roof photovoltaic module, the inverter, the grid connected switch and the security monitoring unit are respectively connected with the intelligent measuring and controlling main machine and perform signal transmission and communication. The intelligent measuring and controlling main machine is connected with a monitoring system main station through a telecommunication network. The intelligent center control type solar energy family roof grid-connected power generation system and the operating method of the intelligent center control type solar energy family roof grid-connected power generation system can be operated in a grid-connection mode and a grid-separation mode so as to save family power consumption and also contribute to peak clipping and valley filling of a public power grid. Connection into the public power grid is achieved by interactive authentication control by operation staff through the monitoring system main station, and a grid-connection state of distributed power stations is ensured though the islet effect exists. The position of the grid-connection switch is confirmed through the security monitoring unit in a remote mode, and safety and states of the devices of the power stations are monitored. The intelligent center control type solar energy family roof grid-connected power generation system and the operating method of the intelligent center control type solar energy family roof grid-connected power generation system are easy to achieve and convenient to popularize.
Description
Technical field
The present invention relates to a kind of electricity generation system, be specifically related to a kind of intelligent middle controlled solar energy family roof grid-connected system and method for operation thereof, and the method for operation of this grid-connected system.
Background technology
Solar energy power generating, mainly contains from net and grid-connected two kinds of modes.The electric energy that wherein utilizes solar cell to produce from net solar energy power generating, directly for electrical appliance, also can be used storage battery to carry out energy storage; After the electric energy that grid-connected solar energy power generating produces solar cell carries out inversion, is connected with public electric wire net realize grid-connected, for generating electricity.
Existing less from the general capacity of net photovoltaic generating system, there is feature simple in structure, cost is low, shortcoming is under different sunlight conditions, can provide enough electric energy in order to guarantee, and at overcast and rainy greasy weather and night etc. without also generating electricity for a long time under sunlight conditions, need to be equipped with solar cell and the storage battery that substantially exceeds load, cost improves greatly, simultaneously shorter because of the life-span of storage battery, difficult in maintenance, and discarded storage battery can cause secondary pollution to environment.
According to the requirement of electricity net safety stable, the system that requirement is generated electricity by way of merging two or more grid systems must have improves controlled monitoring and management means, facility for Technical Economy and management, the general capacity of existing grid-connected photovoltaic generating system is very large, therefore the designing requirement of grid-connected photovoltaic power generation system is high, complex management, floor space is very big, construction cost is very high, this pattern cannot be promoted in city, and extensive grid-connected photovoltaic power station with city load center apart from far, according to current operation of power networks level, the comprehensive line loss rate of domestic electrical network is in 6% left and right, the loss bringing because of remote delivery of electrical energy is very large, reduced the Technical Economy of photovoltaic plant.
For improve energy resource structure, development clean energy resource, country has given to comprise that to photovoltaic generation building the policies such as subsidy and electricity price subsidy encourages, Cai but only have these subsidies of the qualified acquisition of extensive grid-connected photovoltaic power station.Also appearance policy of grid company encourages small-sized photovoltaic power station grid-connected, but related request is high, operates strongly professionally, and is not suitable for domestic consumer and participates in building.
Utilize the solar photovoltaic power plant of resident, unit roof construction have monomer small scale, cost low, with the advantage such as load point overlaps, it is the construction mode that national policy is helped, but current automatic isolated island detection technique all cannot reach 100% reliable, if a large amount of Midget plants access electrical network is incorporated into the power networks, can be because contingent island effect brings the unstable and personal device security problem of huge electrical network, the decline difficult problem of Regulation that becoming distributes.
Summary of the invention
The problem existing for existing photovoltaic generating system, the object of this invention is to provide a kind of intelligent middle controlled solar energy family roof grid-connected system and method for operation thereof, utilizes urban family roof to build solar photovoltaic power plant, makes full use of city space; It is grid-connected and from two kinds of patterns of net that grid-connected power station, solar energy family roof can run on, the utilization mode that is incorporated into the power networks, the photovoltaic energy producing when sunny by day can enter public electric wire net, when night or sunlight deficiency, from public electric wire net, obtain electric energy, thereby bidirectional electric energy exchange avoids using a large amount of storage batterys, during from network operation pattern, can be used as family's emergency power supply and use, form the micro-electrical network of family; In user's side, there is obvious cut-off point, use video monitoring to carry out long-range verification and management; Utilize the central control system of telemanagement, the real-time monitoring of realization to each grid-connected power station, solar energy family roof, in conjunction with work ticket manual operation and programming operations, according to operation of power networks, require grid-connected minute, the closing operation in Long-distance Control power station, make photovoltaic generation management platform include electric power system centralized management in, guarantee the safety and stability of public electric wire net.
The technical scheme that completes foregoing invention object is: a kind of intelligent middle controlled solar energy family roof grid-connected system and method for operation thereof, the output of roof photovoltaic module is connected with inverter, by grid-connected switch and bidirectional measuring device, the photovoltaic energy after inversion is sent into electrical network; It is characterized in that, in this intelligent middle controlled solar energy family roof grid-connected system and method for operation thereof, be provided with intelligent monitoring main frame and safety monitoring unit, described roof photovoltaic module, inverter, grid-connected switch and safety monitoring unit are connected with intelligent monitoring main frame respectively, carry out signal transmission and are connected with supervisory control system main website by telecommunications network with the described intelligent monitoring main frame of communication; The supervisory control system main website place of the grid-connected power station access in solar energy family roof public electric wire net, is provided with the hand controller that is carried out interactive authentication control by operating personnel.
Described " being carried out the hand controller of interactive authentication control by operating personnel ", can be device hardware, also can consist of software.
In this intelligent middle controlled solar energy family roof grid-connected system and method for operation thereof, there is storage battery interface, can be provided with or not be provided with storage battery (that is, storage battery 3 is as selectable unit); While being provided with storage battery, this storage battery is connected with intelligent monitoring main frame.
With reference to Fig. 1: the present invention forms grid-connected power station 10, solar energy family roof by roof photovoltaic module 1, inverter 2, storage battery 3, grid-connected switch 4, safety monitoring unit 5 and intelligent monitoring main frame 6, main website of Surveillance center 20 is remote portion, between grid-connected power station, solar energy family roof main website of 10He Surveillance center 20, by telecommunications network 30, connects.
The output of roof photovoltaic module 1 is connected with inverter 2, by grid-connected switch 4 and bidirectional measuring device 4, the photovoltaic energy after inversion is sent into electrical network; Storage battery 3, as selectable unit, is connected with inverter 2; Roof photovoltaic module 1, inverter 2, storage battery 3, grid-connected switch 4 and safety monitoring unit 5 are connected with intelligent monitoring main frame 6 respectively, carry out signal transmission and communicate by letter.
Inverter 2 comprises photovoltaic module interface 21, storage battery interface 22, power inverting unit 23, power control switch 24, inverter control unit 25, bidirectional measuring unit 26, exchanges and network interface 27 and data communication interface 28.Photovoltaic module interface 21 and storage battery interface 22 is connecting roof photovoltaic module 1 and storage battery 3 respectively, and direct current is introduced to power inverting power supply and controlled discharging and recharging of storage battery.Power control switch can power ratio control inversion unit annexation between the public electric wire net that is connected with domestic electric network and grid-connected switch 4 of the alternating current of output.Inverter control unit 25 is connected with power inverting unit 23, power control switch 24 and bidirectional measuring unit 26, detects the state of AC-DC Circuit and each unit, the operation of control inverter.Bidirectional measuring unit 26 is connected to public electric wire net by exchanging also network interface 27, can calculate the realtime power and the electric flux that between grid-connected power station 10, solar energy family roof and public electric wire net, exchange, its electric current and power have direction, therefore can carry out bidirectional measuring to the electric flux flowing out and flow into.Inverter control unit 25 is the exchanges data with extraneous other equipment by data communication interface 28 realizations.
Grid-connected switch 4 comprises under-voltage detecting unit 41, over-current detection unit 42, overheated detecting unit 43, grid-connected on-off controller 44, main switch Condition Monitoring Unit 45, tripping coil 46, data communication interface 47 and main switch 48.Under-voltage detecting unit 41, over-current detection unit 42, overheated detecting unit 43 are connected respectively to grid-connected on-off controller 44, voltage by main switch 48, electric current and temperature are detected, when, overcurrent under-voltage when occurring or overheat condition, information is sent to grid-connected on-off controller 44.That grid-connected on-off controller 44 is received is under-voltage, when overcurrent or heat alarm, by starting protection program, to tripping coil 46, transmit control signal, and makes main switch 48 tripping operations.Main switch monitoring means 45 can feed back to the location status of main switch 48 grid-connected on-off controller 44, for relevant breaker tripping and closing logic control.Tripping coil 48 is for promoting the action of operating a switch of main switch 48, and guarantees that the state of main switch 48 can not recover voluntarily.Grid-connected on-off controller 44 is communicated by letter with intelligent monitoring main frame 6 by data communication interface 47, transmission state, action data, and under the control of intelligent monitoring main frame 6, receive and carry out the operational order of supervisory control system main website 20, comprise tripping operation and close a floodgate.
Safety monitoring unit 5 comprises CCTV camera 51, navigation system 52, intrusion detecting unit 53, vibration and obliquity sensor 54, Security Controller 55, clock unit 56, alarm 57 and data communication interface 58.CCTV camera 51 is connected with Security Controller 55, and vision signal is provided, for home security monitoring, and the grid-connected position of the switch of remote acknowledgement, the safety of Real Time Observation power station equipment and state; Navigation system 52, intrusion detecting unit 53, vibration and obliquity sensor 54 are connected respectively to Security Controller 55, locating information and intrusion detection signal are provided, clock unit 56 provides real-time clock (RTC) accurately for arithmetic and control unit 55, realize data and logout and there is reliable timestamp, be convenient to inquiry and management, Security Controller 55 requires according to deploying troops on garrison duty to utilize alarm 57 to send warning after comprehensive judgement, and uploads security alarm information by data communication interface 58.
Intelligent monitoring main frame 6 comprises photovoltaic module monitoring unit 61, monitoring inverter unit 62, grid-connected monitoring switch unit 63, safety monitoring unit 64, arithmetic and control unit 65, clock unit 66, data storage cell 67, power network monitoring unit 68 and remote communication interface 69.Photovoltaic module monitoring unit 61 connecting roof photovoltaic modulies 1 wherein, monitoring inverter unit 62 connects inverter 2 and storage battery 3, grid-connected monitoring switch unit 63 connects grid-connected switch 4, safety monitoring interface 54 connects safety monitoring unit 5, and be connected with arithmetic and control unit 65 respectively, realize the real-time state monitoring of grid-connected power station, solar energy family roof 10 each critical pieces and operation are controlled.Clock unit 66 provides real-time clock (RTC) accurately for arithmetic and control unit 65, realizes data and logout and has reliable timestamp, is convenient to inquiry and management.Data storage cell 67 is connected with arithmetic and control unit 65, and the storage of equipment configuration parameter and historical data is provided.Arithmetic and control unit 65 connects the parameters such as voltage that power network monitoring unit 68 obtain domestic electric network and public electric wire net, frequency, for inversion and anti-isolated island, controls.Arithmetic and control unit 65, by remote communication interface 69, utilizes telecommunications network 30Yu supervisory control system main website to communicate, and completes the transmission of exchanges data and control command.
Telecommunications network 30 can adopt the wire communication modes such as Ethernet, optical fiber, or the combination of a kind of and two or more modes in the mode that is applicable to remote wireless network connection of global system for mobile communications, GPRS, code division multiple access, third generation digital communication, worldwide interoperability for microwave access or Wireless Fidelity.
Supervisory control system main website 20 comprises prepositive communication computer 201, database 202, application server 203, user terminal 204 and hand controller 205, prepositive communication computer 201 interconnects by communication interface with database 202 and application server 203, application server 203 and user terminal 204 interconnection, hand controller 205 and user terminal 204 interconnection.
Family of the present invention roof, it is the roof in broad sense, not only comprise house roof, villa roof, awning and balcony etc., also comprise that business premises, working shop of enterprise, beach vacant lot, hillside etc. can install the space of solar photovoltaic power plant, all belong to " family roof " of the present invention.
Grid-connected power station 10, solar energy family roof can be installed on the roof or awning of the buildings such as residential building, villa, also can be arranged on the positions such as business premises, working shop of enterprise, beach vacant lot, hillside, the service data in 6 collections of intelligent monitoring main frame and grid-connected power station 10, record solar energy family roof, by telecommunications network 30, be sent to supervisory control system main website 20; Supervisory control system main website 20 is installed on user place, supervisory control system main website 20 is by telecommunications network 30, order is sent to the intelligent monitoring main frame 6 in grid-connected power station 10, solar energy family roof, intelligent monitoring main frame 6 is after resolve command, according to order, to supervisory control system main website 20, return to needed data, and control the mode of operation in grid-connected power station 10, solar energy family roof.
The operation of grid-connected power station, solar energy family roof 10 access public electric wire nets, need to carry out interactive authentication control by operating personnel by supervisory control system main website, has the feature of work ticket manual operation and programming operations combination, and with reference to Fig. 8, the step of method of operation is:
Step 1, for the grid-connected grid-connected power station 10, solar energy family roof of needs, user need apply for and generate grid-connected operation element ticket by supervisory control system main website 20, by operating personnel, according to work ticket step, is operated;
Step 2, first operator will utilize video that in grid-connected power station 10, solar energy family roof, safety monitoring unit 5 provides to determine that main switch 48 in grid-connected switch 4 is in from net position, as main switch 48 malpositions record operation failure and stop and net operation;
Step 3, at video, confirm that grid-connected power station 10, solar energy family roof has been in after net state, supervisory control system main website 20 issues grid-connected order, intelligent monitoring main frame in grid-connected power station 10, associated solar family roof receives and resolves after grid-connected order, according to reserved safe key, verify, if authentication failed, returns to failure information and stops and net operation;
Step 4, if grid-connected order is proved to be successful, intellectual monitoring main frame 6, according to grid-connected action norm, detects interconnection technology condition, as condition does not meet, does not return to failure cause and stops and net operation;
Step 5, if interconnection technology condition meets grid-connected requirement, intellectual monitoring main frame 6 sends grid-connected confirmation request to supervisory control system main website 20, by operator, is manually reaffirmed and net operation, now operator also can cancel grid-connected and stop and net operation;
Step 6, after operator's manual confirmation net operation, intellectual monitoring main frame 6 starts the also operation of control inverter 2, grid-connected switch 4 is switched to grid-connected position, complete and net operation, if grid-connected operation failure, Ze Xiang supervisory control system main website 20 sends fail condition and stops and net operation;
Step 7, operates successfully if grid-connected, and operator determines that by the video that in grid-connected power station 10, solar energy family roof, safety monitoring unit 5 provides grid-connected switch 4 is in grid-connected position, so far completes and net operation.
Beneficial effect: the present invention is by installing solar photovoltaic power plant on roof, be suitable for small-scale application, make the deep enough huge numbers of families of clean energy resource energy, the electricity consumption on the spot of generating electricity on the spot, avoid the long-distance transmissions of electric energy, according to the comprehensive line loss rate of Present Domestic electrical network 6%, with 10kV circuit approximately 8%, the line loss rate of 400V circuit approximately 10% is calculated, by the present invention's electricity consumption on the spot of generating electricity on the spot, can reduce by 5～12% power outages, the alternative traditional energy of clean energy resource reduces discharge, reduce loss and can further reduce traditional energy consumption, fully realize energy-saving and emission-reduction, the economic benefit that this advantage produces and environmental benefit Present Domestic year power consumption growth rate under surpassing 5.5% situation, seem more remarkable, the present invention adopts solar energy power generating, has daytime produce electric energy time of illumination, now operating time and the peak of power consumption period of the unit such as factories and miness, enterprise, office just, also go out working and the low ebb of minimizing electricity consumption of kinsfolk exactly, the next social electricity consumption of night unit enters low ebb, but kinsfolk goes home to make household electricity to enter peak period, therefore the present invention adopts and net mode makes the photovoltaic electric energy that produce during household electricity low ebb daytime be transported to public electric wire net, can reduce power generating capacity and electrical network transmission electric weight, reduce energy resource consumption and loss, household electricity at night is fetched electric energy from public electric wire net during peak again, by household electricity, making up social electricity consumption reduces the energy output demand of bringing and reduces, maintaining power plant exerts oneself stable balanced with network load, realized so on the one hand the saving of family's power consumption, on the other hand for public electric wire net peak load shifting has been made contribution, storage battery as apolegamy in the present invention is used as emergency power supply for minority power supply instability occasion, under the condition of being incorporated into the power networks, can not use existing from essential storage battery in net photovoltaic completely, do not need huge placement space and insulation safeguard procedures to maintain the stable of battery stores environment, also avoid only having three to five years because of the life of storage battery and cause at whole life cycle domestic demand replacing several times, more reduced the plumbous secondary pollution that waits heavy metal and acid solution to cause environment in used and scrapped battery, current island of automation detection means all cannot reach 100% reliable, once anti-isolated island measure is malfunctioning or tripping, will to power grid security particularly personal safety bring significant damage, the present invention adopts special grid-connected switch, on the one hand as the obvious cut-off point between photovoltaic family roof pv grid-connected plant and public electric wire net, for on-the-spot and remote acknowledgement electric station grid connection, sign and switch from network operation, the operation of grid-connected switch on the other hand, particularly also net operation must be completed by central control system under administrative staff's intervention, guarantee that distributed power station can not keep wrong also net state because of island effect, the present invention adopts the central control system of telemanagement, include the grid-connected power station, solar energy family roof of dispersion in monitoring, turn parts into the whole, not only can utilize a large amount of family roofs, as house roof, villa roof, awning and balcony etc., power station, solar energy roof is installed, can also be arranged on business premises, working shop of enterprise, the positions such as beach vacant lot, hillside, make full use of space, can utilize on the one hand the distributed grid-connected photovoltaic plant docking national policy of whole operation, strive for the subsidy to clean energy resource, operation management by central control system controllably accesses public electric wire net in order on the other hand, consistent with the management coordination of public electric wire net, be easy to realize, be convenient to promote.
Accompanying drawing explanation
Fig. 1 is the theory diagram of intelligent middle controlled solar energy family roof grid-connected system of the present invention and method of operation thereof.
Fig. 2 is the theory diagram of the inverter of intelligent middle controlled solar energy family roof grid-connected system of the present invention and method of operation thereof.
Fig. 3 is the theory diagram of the grid-connected switch of intelligent middle controlled solar energy family roof grid-connected system of the present invention and method of operation thereof.
Fig. 4 is the theory diagram of the safety monitoring unit of intelligent middle controlled solar energy family roof grid-connected system of the present invention and method of operation thereof.
Fig. 5 is the theory diagram of the intelligent monitoring main frame of intelligent middle controlled solar energy family roof grid-connected system of the present invention and method of operation thereof.
Fig. 6 is the theory diagram of the supervisory control system main website of intelligent middle controlled solar energy family roof grid-connected system of the present invention and method of operation thereof.
Fig. 7 is the execution mode schematic diagram of intelligent middle controlled solar energy family roof grid-connected system of the present invention and method of operation installation and operation thereof.
Fig. 8 is the FB(flow block) of intelligent middle controlled solar energy family roof grid-connected system of the present invention and method of operation Long-distance Control net operation.
Embodiment
Embodiment 1, intelligence middle controlled solar energy family roof grid-connected system and method for operation thereof, as shown in Figure 1, the present invention forms grid-connected power station 10, solar energy family roof by roof photovoltaic module 1, inverter 2, storage battery 3, grid-connected switch 4, safety monitoring unit 5 and intelligent monitoring main frame 6, and main website of Surveillance center 20 is remote portion.
The output of roof photovoltaic module 1 is connected with inverter 2, by grid-connected switch 4 and bidirectional measuring device 4, the photovoltaic energy after inversion is sent into electrical network; Storage battery 3, as selectable unit, is connected with inverter 2; Roof photovoltaic module 1, inverter 2, storage battery 3, grid-connected switch 4 and safety monitoring unit 5 are connected with intelligent monitoring main frame 6 respectively, carry out signal transmission and communicate by letter.
Roof photovoltaic module 1 is the parts that carry out photovoltaic conversion, converts solar energy to direct current and is transported to inverter 2; Inverter 2 is alternating current by DC inverter, can power for domestic electric network, and be connected with public electric wire net by grid-connected switch 4, inverter 2 has record that bidirectional measuring function can realize the exchange of electric flux between grid-connected power station 10, solar energy family roof and public electric wire net for clearing; Grid-connected switch 4 can be used as the obvious cut-off point between grid-connected power station 10, solar energy family roof and public electric wire net, guarantees grid-connected, reliable and secure from net operation; Intelligent monitoring main frame 6 is realized the real-time state monitoring of grid-connected power station, solar energy family roof 10 each critical pieces and operation is controlled.
Between grid-connected power station, solar energy family roof main website of 10He Surveillance center 20, by telecommunications network 30, connect, realize uploading of solar energy family grid-connected power station 10 real-time running datas in roof, and according to the order of main website of Surveillance center 20, control the operation of each parts, thereby change the operational mode in grid-connected power station 10, solar energy family roof.
Telecommunications network 30 can adopt Ethernet, the wire communication modes such as optical fiber, or GSM(Global System for Mobile Communications, global system for mobile communications), GPRS(General Packet Radio Service, GPRS), CDMA(Code-Division Multiple Access, code division multiple access), 3G(3rd Generation, third generation digital communication), WIMAX(Worldwide Interoperability for Microwave Access, worldwide interoperability for microwave accesses) and WIFI(Wireless Fidelity, the combination of a kind of and two or more modes in the mode that is applicable to remote wireless network connection Wireless Fidelity).
It is grid-connected and from two kinds of patterns of net that grid-connected power station 10, solar energy family roof may operate at, and is specially:
Grid-connected pattern: each part in grid-connected power station 10, solar energy family roof is all normally worked, grid-connected switch 4 works in and net state, grid-connected power station 10, solar energy family roof may also may be in electricity condition in generating state, the bidirectional measuring unit 26 acquisition and recording generatings that inverter 2 is built-in or power and the electric energy of electricity consumption, intelligent monitoring main frame 6 is set up fixing communication connection with supervisory control system main website 20, and grid-connected power station 10, solar energy family roof can receive at any time the order of supervisory control system main website 20 and feed back in time.
From net pattern: the grid-connected switch 4 in grid-connected power station 10, solar energy family roof works in from net state, grid-connected power station 10, solar energy family roof is domestic electric network power supply, intelligent monitoring main frame 6 is set up fixing communication connection with supervisory control system main website 20, only receive just control inverter 2 and 4 actions of grid-connected switch of grid-connected order that supervisory control system main website 20 sends, make grid-connected power station 10, solar energy family roof be switched to grid-connected pattern.
As shown in Figure 2, control switch can power ratio control inversion unit annexation between the public electric wire net that is connected with domestic electric network and grid-connected switch 4 of the alternating current of output.Inverter control unit 25 is connected with power inverting unit 23, power control switch 24 and bidirectional measuring unit 26, detects the state of AC-DC Circuit and each unit, the operation of control inverter.Bidirectional measuring unit 26 is connected to public electric wire net by exchanging also network interface 27, can calculate the realtime power and the electric flux that between grid-connected power station 10, solar energy family roof and public electric wire net, exchange, its electric current and power have direction, therefore can carry out bidirectional measuring to the electric flux flowing out and flow into.Inverter control unit 25 is the exchanges data with extraneous other equipment by data communication interface 28 realizations.
As shown in Figure 3, grid-connected switch 4 can be realized the voltage by main switch 48, electric current and temperature are detected, and when, overcurrent under-voltage when occurring or overheat condition, information is sent to grid-connected on-off controller 44.That grid-connected on-off controller 44 is received is under-voltage, when overcurrent or heat alarm, by starting protection program, to tripping coil 46, transmit control signal, and makes main switch 48 tripping operations.Main switch monitoring means 45 can feed back to the location status of main switch 48 grid-connected on-off controller 44, for relevant breaker tripping and closing logic control.Tripping coil 48 is for promoting the action of operating a switch of main switch 48, and guarantees that the state of main switch 48 can not recover voluntarily.Grid-connected on-off controller 44 is communicated by letter with intelligent monitoring main frame 6 by data communication interface 47, transmission state, action data, and under the control of intelligent monitoring main frame 6, receive and carry out the operational order of supervisory control system main website 20.The action of grid-connected switch 4 need to be passed through intelligent monitoring main frame 6, can move after utilizing telecommunications network 30Yu supervisory control system main website 20 mutual, particularly and net operation.When breaking down or detecting after public electric wire net power-off, grid-connected on-off controller 44 transmits control signal and makes main switch 48 tripping operations to tripping coil 48, and the signal that gathers main switch monitoring means 45 obtain main switch 48 from net location status information, utilize data communication interface 47 to send to intelligent monitoring main frame 6, intelligent monitoring main frame 6 utilizes the telecommunications network 30 tripping operation information of being correlated with to send to supervisory control system main website 20.After public electric wire net telegram in reply, grid-connected on-off controller 44 can't carry out and net operation automatically, but wait for that supervisory control system main website 20 issues grid-connected order after intelligent monitoring main frame 6 forwards, under the normal condition of each detecting unit state, controlling main switch 48 closes a floodgate, enter and net state, and the signal that gathers main switch monitoring means 45 sends confirmations through intelligent monitoring main frame 6 to supervisory control system main website 20.
As shown in Figure 4, safety monitoring unit 5 comprises CCTV camera 51, navigation system 52, intrusion detecting unit 53, vibration and obliquity sensor 54, Security Controller 55, clock unit 56, alarm 57 and data communication interface 59.CCTV camera 51 can be user vision signal is provided, whether the location status that monitors grid-connected switch 4 is grid-connected for remote acknowledgement, dust stratification on Real Time Observation roof photovoltaic module and cover situation, Bing Kedui family surrounding enviroment are carried out video acquisition for safety monitoring, comprise the safe condition of power station equipment; Navigation system 52 can adopt GPS(Global Position System, global positioning system) or mobile base station locate mode, determine and the position in grid-connected power station 10, solar energy family roof prevent undelegated movement; Personnel in the detectable defence area of intrusion detecting unit 53 enter and are movable; Vibration and obliquity sensor 54 are for surveying shake-up and the movement to grid-connected power station 10, solar energy family roof.With upper-part, be connected respectively to Security Controller 55, vision signal, locating information and intrusion detection signal are provided, clock unit 56 provides real-time clock (RTC) accurately for arithmetic and control unit 55, realize data and logout and there is reliable timestamp, be convenient to inquiry and management, Security Controller 55 requires according to deploying troops on garrison duty to utilize alarm 57 to send warning after comprehensive judgement, and uploads security alarm information by data communication interface 58.
As shown in Figure 5, intelligent monitoring main frame 6 comprises photovoltaic module monitoring unit 61, monitoring inverter unit 62, grid-connected monitoring switch unit 63, safety monitoring unit 64, arithmetic and control unit 65, clock unit 66, data storage cell 67, power network monitoring unit 68 and remote communication interface 69.Photovoltaic module monitoring unit 61 connecting roof photovoltaic modulies 1 wherein, monitoring inverter unit 62 connects inverter 2 and storage battery 3, grid-connected monitoring switch unit 63 connects grid-connected switch 4, safety monitoring interface 54 connects safety monitoring unit 5, and be connected with arithmetic and control unit 65 respectively, realize the real-time state monitoring of grid-connected power station, solar energy family roof 10 each critical pieces and operation are controlled.Clock unit 66 provides real-time clock (RTC) accurately for arithmetic and control unit 65, realizes data and logout and has reliable timestamp, is convenient to inquiry and management.Data storage cell 67 is connected with arithmetic and control unit 65, and the storage of equipment configuration parameter and historical data is provided.Arithmetic and control unit 65 connects the parameters such as voltage that power network monitoring unit 68 obtain domestic electric network and public electric wire net, frequency, for inversion and anti-isolated island, controls.Arithmetic and control unit 65, by remote communication interface 69, utilizes telecommunications network 30Yu supervisory control system main website 20 to communicate, and completes the transmission of exchanges data and control command.When power network monitoring unit 68 detects public electric wire net power-off, arithmetic and control unit 65 can send trip signal to grid-connected switch 4, and system is entered from net state, can order if desired inverter 2 to be shut down.When from net state, when power network monitoring unit 68 detects public electric wire net and restores electricity, arithmetic and control unit 65 information exchange of sending a telegram in reply is crossed remote communication interface 69, utilize telecommunications network 30 notice supervisory control system main websites 20, but can not start the grid-connected switch 4 of inverter 2 and order closes a floodgate, need to wait for that supervisory control system main website 20 issues grid-connected order, in supervisory control system main website 20 and operating personnel's presence, according to grid-connected condition, start inverter 2 and control grid-connected switch 4 and close a floodgate, enter and net state, pass through afterwards the state of the signal acquisition main switch 48 of CCTV camera 51 videos and main switch monitoring means 45, by remote communication interface 69, utilize telecommunications network 30, to supervisory control system main website 20, send confirmation.
As shown in Figure 6, supervisory control system main website 20 comprises prepositive communication computer 201, database 202, application server 203, user terminal 204 and hand controller 205, prepositive communication computer 201 interconnects by communication interface with database 202 and application server 203, application server 203 and user terminal 204 interconnection, hand controller 205 and user terminal 204 interconnection.
Prepositive communication computer 201 can be according to plan target, to solar energy family roof, grid-connected power station 10 sends order, its mode of operation is set, and collects the data message that grid-connected power station 10, solar energy family roof sends, extract, explain related data and be stored in database 202.
Database 202 is used for preserving configuration information, operating state and the control parameter thereof in grid-connected power station 10, solar energy family roof.
Application server 203, by the content in reading database 202, carries out alternately with user by user terminal 204, according to user's requirement, the operating state in grid-connected power station 10, solar energy family roof is shown; User can also propose immediate execution command, application server 203 is directly sent order and is immediately obtained field data by grid-connected power station 10, prepositive communication computer 201Xiang solar energy family roof, grid-connected power station 10, Ye Kexiang solar energy family roof sends from net or grid-connected order and immediately obtains on-the-spot action feedback, and shows by user terminal 204.
Hand controller 205, for when grid-connected power station 10, user's Long-distance Control solar energy family roof grid-connected, prevents unauthorized operation and misoperation.When user is undertaken by user terminal 204 and during net operation, the function of hand controller 205 is activated, user at the enterprising line operate of hand controller 205, guarantees that grid-connected action is by step, to realize under effective control of operating personnel according to the prompting of user terminal 204.
Install on the roof or awning of the buildings such as residential building, villa in grid-connected power station 10, solar energy family roof, the service data in 6 collections of intelligent monitoring main frame and grid-connected power station 10, record solar energy family roof, by telecommunications network 30, be sent to supervisory control system main website 20; Supervisory control system main website 20 is installed on user place, supervisory control system main website 20 is by telecommunications network 30, order is sent to the intelligent monitoring main frame 6 in grid-connected power station 10, solar energy family roof, intelligent monitoring main frame 6 is after resolve command, according to order, to supervisory control system main website 20, return to needed data, and control the mode of operation in grid-connected power station 10, solar energy family roof.
As shown in Figure 7, for field conduct of the present invention, can be at some residential buildings, grid-connected power station 10, Duo Zu solar energy family roof is installed on the roof of villa or awning, by Yi Tai supervisory control system main website 20 grid-connected power stations 10, Dui Zheduozu solar energy family roof, manage and communicate by letter, the Monitoring Data that user can utilize this multiple spot to distribute, obtain at any time the real time information of Duo Zu solar energy family roof grid-connected power station 10 operations, and can be according to the requirement of utility network safe and stable operation, control at any time one or more groups grid-connected power station 10, solar energy family roof grid-connected or from net.
When normal operation, intelligent monitoring main frame in grid-connected power station 10, Mei Zu solar energy family roof 6 is collected the running state data of the solar power generation data, the service data of inverter 2, the location status data of the voltage of storage battery 3 and charging and discharging state, grid-connected switch 4 of roof photovoltaic modulies 1 and intelligent monitoring main frame 6 self, by telecommunications network 30, be sent to supervisory control system main website 20 and process, analyze and show, realize continuing to monitor of Dui Duozu solar energy family grid-connected power station 10 running statuses in roof.
There is abnormal and fault in the parts in grid-connected power station 10, Dang Mouzu solar energy family roof, and circuit is short-circuited, opens circuit, during earth fault, intelligent monitoring main frame 6 is according to the data analysis gathering, find the generation of phenomenon of the failure, record and pass through telecommunications network 30Xiang supervisory control system main website 20 and send fault alarm information, the monitoring of realization to solar energy family roof grid-connected power station 10 faults and abnormal operating condition.
When grid-connected power station, needs Mou Zu solar energy family roof 10 disengaging public electric wire nets enter from net pattern; user can send from net order by grid-connected power station 10, the 20Xiang of supervisory control system main website solar energy family roof; after net order that intelligent monitoring main frame in grid-connected power station 10, associated solar family roof receives and solution is isolated; according to from net action norm; grid-connected switch 4 is switched to from net position; and control inverter 2 shuts down or be operated in personal electricity condition, complete from net operation.
As shown in Figure 8, when grid-connected power station 10, needs Mou Zu solar energy family roof enters grid-connected pattern, and net operation has the feature of work ticket manual operation and programming operations combination, concrete steps are as follows: for the grid-connected grid-connected power station 10, solar energy family roof of needs, user need apply for and generate grid-connected operation element ticket by supervisory control system main website 20, by operating personnel, according to work ticket step, is operated; First operator will utilize video that in grid-connected power station 10, solar energy family roof, safety monitoring unit 5 provides to determine that main switch 48 in grid-connected switch 4 is in from net position, as main switch 48 malpositions record operation failure and stop and net operation; At video, confirm that grid-connected power station 10, solar energy family roof has been in after net state, supervisory control system main website 20 issues grid-connected order, intelligent monitoring main frame in grid-connected power station 10, associated solar family roof receives and resolves after grid-connected order, according to reserved safe key, verify, if authentication failed, returns to failure information and stops and net operation; If grid-connected order is proved to be successful, intellectual monitoring main frame 6, according to grid-connected action norm, detects interconnection technology condition, as condition does not meet, does not return to failure cause and stops and net operation; If interconnection technology condition meets grid-connected requirement, intellectual monitoring main frame 6 sends grid-connected confirmation request to supervisory control system main website 20, by operator, is manually reaffirmed and net operation, and now operator also can cancel grid-connected and stop and net operation; After operator's manual confirmation net operation, intellectual monitoring main frame 6 starts the also operation of control inverter 2, and grid-connected switch 4 is switched to grid-connected position, completes and net operation, if grid-connected operation failure, Ze Xiang supervisory control system main website 20 sends fail condition and stops and net operation; If grid-connected, operate successfully, operator determines that by the video that in grid-connected power station 10, solar energy family roof, safety monitoring unit 5 provides grid-connected switch 4 is in grid-connected position, so far completes and net operation.
Claims (6)
1. an intelligent middle controlled solar energy family roof grid-connected system, the output of roof photovoltaic module is connected with inverter, by grid-connected switch and bidirectional measuring device, the photovoltaic energy after inversion is sent into electrical network; It is characterized in that, this intelligent middle controlled solar energy family roof grid-connected system is provided with intelligent monitoring main frame and safety monitoring unit, described roof photovoltaic module, inverter, grid-connected switch and safety monitoring unit are connected with intelligent monitoring main frame respectively, carry out signal transmission and communicate by letter; Described intelligent monitoring main frame is connected with supervisory control system main website by telecommunications network; The supervisory control system main website place of the grid-connected power station access in solar energy family roof public electric wire net, is provided with the hand controller that is carried out interactive authentication control by operating personnel;
Described inverter is provided with photovoltaic module interface, storage battery interface, power inverting unit, power control switch, inverter control unit, bidirectional measuring unit, exchanges and network interface and data communication interface;
Described inverter control unit is connected with power inverting unit, power control switch and bidirectional measuring unit, detect the state of AC-DC Circuit and each unit, the operation of control inverter, and connect bidirectional measuring unit by exchanging and network interface is connected to public electric wire net;
Described grid-connected switch comprises under-voltage detecting unit, over-current detection unit, overheated detecting unit, grid-connected on-off controller, main switch Condition Monitoring Unit, tripping coil, data communication interface and main switch; Wherein under-voltage detecting unit, over-current detection unit, overheated detecting unit, main switch monitoring means are connected respectively to grid-connected on-off controller, the location status of under-voltage, overcurrent or overheat condition and main switch is provided, be used for controlling tripping coil and make main switch tripping operation, grid-connected on-off controller is by data communication interface and intelligent monitoring main-machine communication, feedback states information, receives and operation command;
In described intelligent monitoring main frame, be provided with photovoltaic module monitoring unit, monitoring inverter unit, grid-connected monitoring switch unit, safety monitoring unit, arithmetic and control unit, clock unit, data storage cell, power network monitoring unit and remote communication interface; Photovoltaic module monitoring unit connecting roof photovoltaic module wherein, monitoring inverter unit connects inverter and storage battery, and grid-connected monitoring switch unit connects grid-connected switch, and safety monitoring interface connects safety monitoring unit, and is connected with arithmetic and control unit respectively; Data storage cell is connected with arithmetic and control unit, and the storage of equipment configuration parameter and historical data is provided; Arithmetic and control unit connects voltage, the frequency that power network monitoring unit obtains domestic electric network and public electric wire net, for inversion and anti-isolated island, controls; Arithmetic and control unit, by remote communication interface, utilizes telecommunications network and supervisory control system main website to communicate, and completes the transmission of exchanges data and control command.
2. intelligent middle controlled solar energy family according to claim 1 roof grid-connected system, is characterized in that, described inverter control unit is realized the exchanges data with extraneous other equipment by data communication interface.
3. intelligent middle controlled solar energy family according to claim 1 roof grid-connected system, it is characterized in that, in described safety monitoring unit, be provided with CCTV camera, navigation system, intrusion detecting unit, vibration and obliquity sensor, Security Controller, clock unit, alarm and data communication interface; Wherein, CCTV camera provides vision signal, for home security monitoring, and the grid-connected position of the switch of remote acknowledgement, the safety of Real Time Observation power station equipment and state; Navigation system, intrusion detecting unit, vibration and obliquity sensor are connected respectively to Security Controller, vision signal, locating information and intrusion detection signal are provided, clock unit provides real-time clock (RTC) accurately for arithmetic and control unit, realizes data and logout and has reliable timestamp; Security Controller requires according to deploying troops on garrison duty to utilize alarm to send warning after comprehensive judgement, and uploads security alarm information by data communication interface.
4. intelligent middle controlled solar energy family according to claim 1 roof grid-connected system, is characterized in that, described telecommunications network adopts Ethernet wire communication mode, optical fiber wire communication mode; Or the combination of a kind of and two or more modes in the mode that is applicable to remote wireless network connection of employing global system for mobile communications, GPRS, code division multiple access, third generation digital communication, worldwide interoperability for microwave access or Wireless Fidelity.
5. according to the intelligent middle controlled solar energy family roof grid-connected system one of claim 1-4 Suo Shu, it is characterized in that, in described supervisory control system main website, be provided with prepositive communication computer, database, application server, user terminal and hand controller; Wherein, prepositive communication computer and database and application server interconnect by communication interface, application server and user terminal interconnection, hand controller and user terminal interconnection.
6. the method for operation of intelligent middle controlled solar energy family claimed in claim 1 roof grid-connected system, is characterized in that, step is as follows:
Step 1, for the grid-connected grid-connected power station, solar energy family roof of needs, user need and generate grid-connected operation element ticket by the application of supervisory control system main website, by operating personnel, according to work ticket step, is operated;
Step 2, first operator will utilize video that in grid-connected power station, solar energy family roof, safety monitoring unit provides to determine that main switch in grid-connected switch is in from net position, as main switch malposition records operation failure and stops and net operation;
Step 3, at video, confirm that grid-connected power station, solar energy family roof has been in after net state, supervisory control system main website issues grid-connected order, intelligent monitoring main frame in grid-connected power station, associated solar family roof receives and resolves after grid-connected order, according to reserved safe key, verify, if authentication failed, returns to failure information and stops and net operation;
Step 4, if grid-connected order is proved to be successful, intellectual monitoring main frame, according to grid-connected action norm, detects interconnection technology condition, as condition does not meet, does not return to failure cause and stops and net operation;
Step 5, if interconnection technology condition meets grid-connected requirement, intellectual monitoring main frame sends grid-connected confirmation request to supervisory control system main website, by operator, is manually reaffirmed and net operation, now operator also can cancel grid-connected and stop and net operation;
Step 6, after operator's manual confirmation net operation, the operation of intellectual monitoring host-initiated control inverter, grid-connected switching over is arrived to grid-connected position, complete and net operation, if grid-connected operation failure, Ze Xiang supervisory control system main website sends fail condition and stops and net operation;
Step 7, operates successfully if grid-connected, and operator determines that by the video that in grid-connected power station, solar energy family roof, safety monitoring unit provides grid-connected switch is in grid-connected position, so far completes and net operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310077527.XA CN103199559B (en) | 2013-02-25 | 2013-03-11 | Intelligent center control type solar energy family roof grid-connected power generation system and operating method thereof |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320085116 | 2013-02-25 | ||
| CN201320085116.0 | 2013-02-25 | ||
| CN201310077527.XA CN103199559B (en) | 2013-02-25 | 2013-03-11 | Intelligent center control type solar energy family roof grid-connected power generation system and operating method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103199559A CN103199559A (en) | 2013-07-10 |
| CN103199559B true CN103199559B (en) | 2014-07-16 |
Family
ID=48721963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310077527.XA Expired - Fee Related CN103199559B (en) | 2013-02-25 | 2013-03-11 | Intelligent center control type solar energy family roof grid-connected power generation system and operating method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103199559B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015051757A1 (en) * | 2013-10-11 | 2015-04-16 | Neal George Stewart | Electrical power distribution system for enabling distributed energy generation |
| CN104166387A (en) * | 2014-07-10 | 2014-11-26 | 国家电网公司 | Distributed photovoltaic grid-connected generation monitoring system power consumption measurement apparatus |
| CN104155932A (en) * | 2014-07-10 | 2014-11-19 | 国家电网公司 | Distributed photovoltaic grid-connected power generation monitoring system, energy consumption managing method and photovoltaic grid-connected power generation monitoring equipment |
| CN105576692A (en) * | 2014-10-13 | 2016-05-11 | 唐山京兆科技开发有限公司 | Photovoltaic power generating and supplying intelligent system for building |
| CN105305637B (en) * | 2015-11-20 | 2018-08-21 | 国网山东省电力公司聊城供电公司 | A kind of grid-connected warning system of distributed generation resource and its operation method |
| AU2016380289B2 (en) * | 2015-12-27 | 2021-03-11 | Edge Electrons Limited | System and method for incorporating distributed energy generation in legacy electricity generation and distribution systems |
| CN106788251A (en) * | 2016-12-20 | 2017-05-31 | 杭州华电双冠能源科技有限公司 | A kind of peasant household house roof photovoltaic power station detecting system and detection method |
| CN107359635A (en) * | 2017-08-14 | 2017-11-17 | 国网天津市电力公司 | A kind of family's electric energy management system and method based on power system peak interval of time |
| WO2019132774A1 (en) * | 2017-12-29 | 2019-07-04 | Sun Electric Digital Stream Ltd | Communication module and method for electric power supply applications |
| CN108258807A (en) * | 2018-02-05 | 2018-07-06 | 浙江亿安电力电子科技有限公司 | A kind of grid-connected terminal type Intelligent protection switch of distributed photovoltaic |
| CN109274118B (en) * | 2018-10-12 | 2022-04-05 | 佛山市智阳能源有限公司 | Distribution method of electric energy distribution system based on intelligent electric room |
| CN115241924A (en) * | 2021-01-26 | 2022-10-25 | 国网山东省电力公司蒙阴县供电公司 | Distributed photovoltaic solar radiation intensity stability judgment method |
| CN113644692B (en) * | 2021-09-01 | 2024-06-04 | 国网安徽省电力有限公司马鞍山供电公司 | Photovoltaic grid-connected anti-reverse power supply protection system |
| CN115864519B (en) * | 2023-01-17 | 2024-01-26 | 大秦新能源科技(泰州)有限公司 | Household power generation and energy storage system and use method |
| CN118659449A (en) * | 2024-08-16 | 2024-09-17 | 广东华井科技有限公司 | Method, device, equipment and storage medium for controlling charging start of transformer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102056380B (en) * | 2010-12-21 | 2013-07-31 | 浙江工业大学 | Distributed synchronization solar energy street lamp control system |
| CN102142693A (en) * | 2011-03-10 | 2011-08-03 | 西安交通大学 | Solar photovoltaic grid-connected inversion control system based on field programmable gate array (FPGA) |
| CN202443306U (en) * | 2012-01-12 | 2012-09-19 | 温州电力局 | Intelligent energy efficiency integrated monitoring and management system for building |
| CN102780268A (en) * | 2012-08-08 | 2012-11-14 | 中盛光电能源股份有限公司 | Large-scale distributed photovoltaic plant unit real-time remote intelligent operation control system |
-
2013
- 2013-03-11 CN CN201310077527.XA patent/CN103199559B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103199559A (en) | 2013-07-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103199559B (en) | Intelligent center control type solar energy family roof grid-connected power generation system and operating method thereof | |
| CN102055790B (en) | Charging and battery changing system and operating method thereof | |
| EP2852173B1 (en) | Social infrastructure control system, control method, control device, and server | |
| CN102830255A (en) | Smart electricity meter with function of monitoring and protecting power failure | |
| KR20100111658A (en) | System and method for transferring electrical power between grid and vehicle | |
| KR20090002295A (en) | A unified management and follow up control system and method in solar photovoltatic power generation facility | |
| Miller et al. | Advanced integration of distributed energy resources | |
| JP6339318B2 (en) | Information device, control system, and control method | |
| CN205880114U (en) | Join in marriage power system fault indicating system based on loRa communication technology | |
| CN108695889A (en) | A kind of high-efficiency photovoltaic inverter for sharing O&M | |
| JP2014241718A (en) | Control device and control method | |
| Sahbani et al. | Development prospect of smart grid in Morocco | |
| CN201846104U (en) | Distributed charging pile monitoring system | |
| KR101212742B1 (en) | Management system and Method for monitoring apparatus for solar energy | |
| JP2014233116A (en) | Control device and control method | |
| CN105591469A (en) | Community microgrid distributed control system | |
| CN201860163U (en) | Data center intelligent power supply control system | |
| TWI442663B (en) | Intelligent microgrid control system and intelligent electricity management method | |
| CN101860081A (en) | Automatic control system for preventing electric leakage, fire and harmonic pollution | |
| CN204030730U (en) | Be applied to the electric power small wireless private network system of intelligent grid | |
| JP6208457B2 (en) | Control device, control system, and control method | |
| Yinger et al. | Good vibrations | |
| CN203502453U (en) | Wireless public network communication module for three-phase intelligent electric energy meter | |
| Stolojescu-Crisan et al. | A home energy management system | |
| Fioravanti et al. | Automation and remote control to improve LV grid management |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Meng Shaoliang Inventor after: Yang Qiwei Inventor after: Li Yuanyi Inventor before: Meng Shaoliang Inventor before: Yang Qiwei Inventor before: Li Yuanyi |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190422 Address after: Room 505, Incubation Building, China Science and Technology Development Institute, No. 009, Gaoxin Nandao, Nanshan District, Shenzhen City, Guangdong Province, 518000 Patentee after: SHENZHEN ZHONGKE SUNSHINE POWER OPERATIONS MANAGEMENT Co.,Ltd. Address before: Room 201, No. 1 Tangfang Lang, Zhonghua Gate, Qinhuai District, Nanjing City, Jiangsu Province Patentee before: Meng Shaoliang |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 |