CN102723742A - Distributed energy power generation access control system - Google Patents
Distributed energy power generation access control system Download PDFInfo
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- CN102723742A CN102723742A CN2012101930028A CN201210193002A CN102723742A CN 102723742 A CN102723742 A CN 102723742A CN 2012101930028 A CN2012101930028 A CN 2012101930028A CN 201210193002 A CN201210193002 A CN 201210193002A CN 102723742 A CN102723742 A CN 102723742A
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Abstract
The invention discloses a distributed energy power generation access control system which is used in the power network field and comprises a dispatching center main station, a plurality of centralized control station monitoring systems, a plurality of sub-monitoring systems and energy storage systems. The dispatching center main station is externally connected with an SCADA (supervisory control and data acquisition) system, the centralized control station monitoring systems are parallelly connected to the dispatching center main station, the plurality of sub-monitoring systems are parallelly connected to each centralized control station monitoring system, and each sub-monitoring system is connected with one energy storage system. Energy storage batteries are arranged in the energy storage systems, and the dispatching center main station supplies power from the energy storage batteries to a power network through the centralized control station monitoring systems and the sub-monitoring systems sequentially.
Description
Technical field
The present invention relates to a kind of distributed energy generating access control system that is used for the power grid control field.
Background technology
Along with the policy execution of national energy-saving and emission-reduction is the popularization of the energy with green, the ratio of the electric power that distributed energy produced in whole electrical network is increasing.Than traditional thermoelectricity, adopt distributed energy, like generatings such as solar energy, wind energies, the electric load of its generation is unsettled, the instability of this electric load will cause the fluctuation of line voltage, jeopardize the security of operation of electrical network.Therefore, exploitation distributed energy generating access control system is necessary.The electric load that this system can be produced according to distributed energy generating, the generating of control distributed energy gets into the electric weight of electrical network, and the electric power that will not get into electrical network is stored in the energy-storage battery.And when the electric load of distributed energy generating descended, electric power stored in the energy-storage battery discharged, and got into electrical network, guaranteed that the voltage of electrical network is stable.The major function of said distributed energy generating access control system comprises the access and the scheduling controlling of distributed energy electricity generation system and energy-storage system inserts and control.But the open source information that relevant this type systematic is not arranged at present.
Summary of the invention
The objective of the invention is in order to overcome the deficiency of prior art, a kind of distributed energy generating access control system is provided, it can control the electric weight that the distributed energy generating gets into electrical network, ensures the stable operation of electrical network.
A kind of technical scheme that realizes above-mentioned purpose is: a kind of distributed energy generating access control system comprises control centre main website, concentrator station supervisory control system, sub-supervisory control system and energy-storage system; External SCADA system of said control centre main website; Some concentrator station supervisory control systems are connected in parallel in the said control centre main website; Be connected in parallel to the plurality of sub supervisory control system in each said concentrator station supervisory control system; Each sub-supervisory control system is connected with energy-storage system, and the built-in energy-storage battery of said energy-storage system, said control centre main website are controlled said energy-storage battery to mains supply through concentrator station supervisory control system, sub-supervisory control system successively.
Further, according to the described a kind of energy generating access control system of claim, it is characterized in that: said concentrator station supervisory control system comprises; Main communication processor, master data collection module, main arithmetic unit, main monitoring module, master control module; Said main communication processor connects said master data collection module, said main arithmetic unit, said main monitoring module and said master control module respectively; On the said master data collection module electric energy meter is set.
Further again, said sub-supervisory control system comprises sub-communication processor, subdata acquisition module, sub-arithmetic unit and sub-monitoring module; Said sub-communication processor connects said subdata acquisition module, said sub-arithmetic unit and said sub-monitoring module respectively, on the said subdata acquisition module electric energy meter is set.
Further, said energy-storage system comprises energy-storage battery, be incorporated into the power networks access device and battery control device, the said access device that is incorporated into the power networks is connected said sub-supervisory control system respectively with said battery control device; The said access device that is incorporated into the power networks is connected said energy-storage battery respectively with said battery control device, also is connected between said be incorporated into the power networks access device and the said battery control device.
Also want further to connect quality of power supply control system in each said sub-supervisory control system.Further again, all be provided with video monitoring system in said concentrator station supervisory control system and the said sub-supervisory control system.
Also further again, said being incorporated into the power networks of energy-storage system is provided with first communication interface between access device and the said battery control device; Said being incorporated into the power networks is provided with the second communication interface between access device and the subsystem monitors system; Between said battery control device and the said subsystem monitors system third communication interface is set; Four-way letter interface is set between said subsystem monitors system and the said concentrator station supervisory control system; Five-way letter interface is set between said concentrator station supervisory control system and the control centre main website; Between quality of power supply control system and the subsystem monitors system the 6th communication interface is set.
Further; Said concentrator station supervisory control system also comprises main safety protection module and main video monitoring system; Said sub-supervisory control system also comprises sub-safety protection module and sub-video supervisory control system, and said main safety protection module and said sub-safety protection module are the VPN fire compartment wall.
Further, the said sub-supervisory control system that connects in each said concentrator station supervisory control system is ten at most.
Adopted a kind of distributed energy generating access control system of the present invention; Be a kind of control centre main website, concentrator station supervisory control system, sub-supervisory control system and energy-storage system of comprising, the technical scheme of the distributed energy generating access control system of the built-in energy-storage battery of said energy-storage system.Its technique effect is: a kind of distributed energy generating access control system is provided, and it can control the electric weight that the distributed energy generating gets into electrical network, ensures the stable operation of electrical network.
Description of drawings
Fig. 1 is the structural representation of a kind of distributed energy generating access control system of the present invention.
Fig. 2 is the general structure sketch map of a kind of distributed energy generating access control system of the present invention.
Fig. 3 is a kind of distributed energy generating access control system communication interface sketch map of the present invention.
Embodiment
See also Fig. 1, Fig. 2 and Fig. 3,, pass through embodiment particularly below, and combine accompanying drawing at length to explain in order to understand technical scheme of the present invention better:
A kind of distributed energy generating access control system of the present invention comprises, comprises control centre main website 1, concentrator station supervisory control system 2, sub-supervisory control system 3 and energy-storage system 4.1 external SCADA 10 (the Supervisory Control And Data Acquisition of system of said control centre main website; Data acquisition and supervisor control); Said SCADA system 10 provides the real-time electric load data of electrical network to said control centre main website 1; Real-time grid breach information and for the predicted numerical value of electrical network year maximum power load, thus the information support is provided for said control centre main website 1 each said energy-storage system 4 of control.Said control centre main website 1 is connected with K said concentrator station supervisory control system 2, and said K is a natural number; Each said concentrator station supervisory control system 2 is connected with plurality of sub supervisory control system 3, and said sub-supervisory control system 3 connects said energy-storage system 4, said energy-storage system 4 built-in energy-storage batteries 41.When electric weight was abundant on the electrical network, the electric energy that the distributed energy electricity generation system is sent directly got into the said energy-storage battery 41 in the said energy-storage system 4.When occurring electricity consumption breach or distributed energy electricity generation system on the electrical network and can not generate electricity at full capacity, said distributed energy generating access control system is controlled said energy-storage battery 41 in the said energy-storage system 4 to mains supply.Because said distributed energy generating access control system has adopted hierarchy, can significantly improve the quantity that said control centre main website controls said energy-storage system 4, is the popularization of distributed energy electricity generation system, and safeguards that power grid security provides guarantee.
Each said sub-supervisory control system 3 is connected with a quality of power supply control system 5 in addition.
In the present embodiment, from the consideration of said concentrator station supervisory control system 2 information processing capabilities, the quantity of the said sub-supervisory control system 3 that each said concentrator station supervisory control system 2 connects is ten at most.
The effect of said concentrator station supervisory control system 2 is to receive the instruction of said control centre main website 1 and generate the instruction to each said sub-supervisory control system 3 issues, and the result of said sub-supervisory control system 3 execution commands is fed back to said control centre main website 1.Said concentrator station supervisory control system 2 comprises: main communication processor 21, master data collection module 22, main arithmetic unit 23, main monitoring module 24, master control module 25, main safety protection module 26 and main video monitoring system 27.Said master data collection module 22, said main arithmetic unit 23, said main monitoring module 24 are connected said main communication processor 21 respectively with said master controller 25.
The effect of main communication processor 21 described in the said concentrator station supervisory control system 2: accomplish reception for 1 instruction of said control centre main website; To each said sub-supervisory control system 3 instruct issue, receive the result of said sub-supervisory control system 3 execution commands simultaneously; And feed back to said control centre main website 1, and the transmission of said concentrator station supervisory control system 2 internal informations.
Said master data collection module 22 comprises a main ammeter; The effect of said master data collection module 22 is to gather total current inflow and the outflow data of said concentrator station supervisory control system 2 through some energy-storage batteries 41 of said sub-supervisory control system 3 controls through said main communication processor 21; And said total electricity flowed into and flow out data be presented on the said main ammeter, simultaneously said total electricity is flowed into and flow out data with the stores of database in the memory of said master data collection module 22.
The effect of said main arithmetic unit 23 is: through said main communication processor 21; Obtain said concentrator station supervisory control system 2 flowed into and flowed out data and said sub-supervisory control system 3 execution commands through the total current of all energy-storage batteries 41 of said sub-supervisory control system 3 controls result; And this is carried out statement analysis, making becomes analytical statement.
The effect of said main monitoring module 24 is: the result to said sub-supervisory control system 3 execution commands monitors; Ruuning situation for whole said concentrator station supervisory control system 2 is monitored; Result to said main arithmetic unit 23 statement analysis monitors; And said monitored results is reported said control centre main website 1, and find in time in the said concentrator station that electric power flows into and flows out the abnormal conditions of data and report said control centre main website 1 through said main communication processor 21 through said main communication processor 21.
The effect of said master control module 25 is: the instruction of sending according to control centre main website 1; 23 pairs of said total electricities of said main arithmetic unit flow into and flow out data and carry out analytical statement; Formulate control strategy; Generation is for the instruction of said sub-supervisory control system 3, and through said main communication processor 21 to the said instruction of said sub-supervisory control system 3 issues, control electric power in the energy-storage system 4 that said sub-supervisory control system 3 connected and flow into and flow out.After the execution result feedback of said sub-supervisory control system 3 with said instruction; 23 couples of said results carry out statement analysis by said main arithmetic unit; Generate analytical statement, said analytical statement reaches said master control module 25 through said main communication processor 21; Said master control module 25 is adjusted said instruction according to said analytical statement.Said main total control module 25 is equipped with fuzzy controller, can improve the operating efficiency of said concentrator station supervisory control system.
The effect of said main safety protection module 26 is; Prevent that said concentrator station supervisory control system 2 from receiving external hacker's attack, safeguard the safe operation of said concentrator station supervisory control system 2 and whole said distributed energy generating access control system.In the present embodiment, said main safety protection module 26 is VPN fire compartment walls.
Said main video monitoring system 27 is carried out video monitoring for said concentrator station supervisory control system 2 overall processes, thereby guarantees the safe operation of whole said concentrator station supervisory control system 2 and whole said distributed energy generating access control system.
The effect of said sub-supervisory control system 3 is to accomplish for the reception of said concentrator station supervisory control system 2 instructions with to the forwarding of said energy-storage system 4, and to the result of said energy-storage system 4 execution commands of said concentrator station supervisory control system 2 instruction feedbacks.
Said sub-supervisory control system 3 comprises; Sub-communication processor 31, subdata acquisition module 32, sub-arithmetic unit 33, sub-monitoring module 34, sub-safety protection module 35 and sub-video supervisory control system 36.Said subdata acquisition module 32, said sub-arithmetic unit 33 are connected said sub-control module 31 respectively with said sub-monitoring module 34.
The effect of sub-communication processor 31 described in the said sub-supervisory control system 3 is: accomplish the reception for said concentrator station supervisory control system 2 instructions; Transmit and to instruct to said energy-storage system 4, and feed back the result of said energy-storage system 4 execution commands to said concentrator station supervisory control system 2; And the transmission of said sub-supervisory control system 3 internal informations.
Said subdata acquisition module 32 comprises an electric energy meter; The effect of said subdata acquisition module 22 is: gather the said energy-storage battery 41 interior electric power inflows of said energy-storage system 4 and the data that flow out; And said electric power flowed into and flow out data be presented on the said electric energy meter, simultaneously said electric power is flowed into and flow out data with the stores of database in the memory of said master data collection module 32.
The effect of said sub-arithmetic unit 33 is: through said sub-communication processor 31; The information about power that obtain in the said energy-storage battery 41 of electric power inflow and outflow data and said energy-storage system 4 of said energy-storage battery 41 of information about power, said energy-storage system 4 in the said energy-storage battery 41 of electric power inflow and outflow data and said energy-storage system 4 in the said energy-storage battery 41 of said energy-storage system 4 carry out statement analysis; Generate analytical statement; Said sub-supervisory control system 3 is carried out the result of said concentrator station supervisory control system 2 issuing commands, feeds back to said concentrator station supervisory control system 2 through said sub-communication processor 31.
The effect of said sub-monitoring module 34 is: the result's feedback to said energy-storage system 4 execution commands is monitored; Ruuning situation for whole said sub-supervisory control system 3 is monitored; Result to said sub-arithmetic unit 33 statement analysis monitors; And through said sub-communication processor 31 with said monitored results, the result who carries out said concentrator station supervisory control system 2 instructions as said sub-supervisory control system 3 feeds back to said concentrator station supervisory control system 2.Simultaneously; Said sub-supervisory control system 3 can find in time that said energy-storage battery 41 electric power in the said energy-storage system 4 flow into and flow out the abnormal conditions of data; And the not enough situation of said energy-storage battery 41 electric weight in the said energy-storage system 44; And report said concentrator station supervisory control system 2 through said sub-communication processor 31, and adjust by the 21 pairs of instructions of said master control module in the said concentrator station supervisory control system 2, to guarantee the safe operation of said distributed energy generating access control system.Simultaneously said concentrator station supervisory control system 2 also can pass to said control centre main website 1 with these information, instructs adjustment by said control centre main website 1, to guarantee the generate electricity safe operation of access control system of said a kind of distributed energy.
The effect of said sub-safety protection module 35 is; Prevent that said sub-supervisory control system 3 from receiving external hacker's attack, safeguard the safe operation of said sub-supervisory control system 3 and whole said distributed energy generating access control system.In the present embodiment, said sub-safety protection module 35 is VPN fire compartment walls.
Said sub-video supervisory control system 36 is carried out video monitoring for said sub-supervisory control system 3 overall processes, thereby guarantees the safe operation of whole said sub-supervisory control system 3 and whole said distributed energy generating access control system.
Said electric energy quality monitoring system 5 is used for the index of correlation of the electric power that flow in the said energy-storage system 4 or flow out is monitored; These indexs comprise, harmonic wave and fluctuation and flickering etc. between mains frequency, voltage deviation, imbalance of three-phase voltage, utility network harmonic wave, utility network.When the index of correlation of said electric energy can not satisfy the regulation of national standard; Said electric energy quality monitoring system 5 is built in startup the reactive power compensator of said electric energy quality monitoring system 5; The said electric power that in said energy-storage system 4, flows into or flow out is carried out reactive power compensation, make the regulation of its National standard.Said electric energy quality monitoring is that 5 systems are generally can purchase on the market, and main manufacturer comprises that Siemens, ABB and Shanghai are electric etc.
Said energy-storage system 4 comprises energy-storage battery 41, access device 42 and battery control device 43 are incorporated into the power networks; The said access device 42 that is incorporated into the power networks is connected the said sub-communication processor 31 on the said sub-supervisory control system 3 respectively with battery control device 43, and said access device 42 and the battery control device 43 of being incorporated into the power networks is respectively through being connected said energy-storage battery 41.Be connected through data wire between said be incorporated into the power networks access device 42 and the said battery control device 43.
Said effect of being incorporated into the power networks access device 42 is: accept that said concentrator station supervisory control system 2 sent; Instruction by said sub-supervisory control system 3 forwardings; And the mode switch instruction of sending by said control centre main website 1 or said concentrator station supervisory control system 2, and these instruction transformation are become the signal of telecommunication, pass to said energy-storage battery 41; Control the speed of the impulse electricity of said energy-storage battery 41, and regulate said energy-storage battery 41 and be in park mode, mode of operation or debugging mode.
The effect of said battery control device 43 is; Read result's feedback that said energy-storage battery 41 interior electric quantity datas and said access device 41 instructions of being incorporated into the power networks are carried out, and said electric quantity data and said result are fed back the said sub-communication controller 31 that passes to said sub-supervisory control system 3.Simultaneously, said battery control device 42 acknowledges receipt of to said energy-storage battery 41.On the said battery control device 43 fuzzy controller is housed, can improves the operating efficiency of said battery control device 43.
Also be connected between said be incorporated into the power networks access device 42 and the battery control device 43; And can intercom mutually; When electric weight in the said energy-storage battery 41 was not enough, said battery control device 43 sent the instruction that breaks away from electrical network to the said access device 42 that is incorporated into the power networks, and controlled the access device 42 that is incorporated into the power networks and broke away from electrical networks; Electrical network can't be transferred from said energy-storage battery 41; When electric weight in the said energy-storage battery 41 was sufficient, the said access device 42 that is incorporated into the power networks of said battery control device 43 controls inserted electrical network, and said electrical network can be transferred from said energy-storage battery 41.
In order to satisfy the communication needs of said distributed energy generating access control system, said being incorporated into the power networks of said energy-storage system 4 is provided with first communication interface 61 between access device 42 and the said battery control device 43; Said being incorporated into the power networks is provided with second communication interface 62 between access device 42 and the subsystem monitors system 3; Between said battery control device 43 and the said subsystem monitors system 3 third communication interface 63 is set; Be provided with four-way letter interface 64 between said subsystem monitors system 3 and the said concentrator station supervisory control system 2; Five-way letter interface 65 is set between said concentrator station supervisory control system 2 and the control centre main website 1; The 6th communication interface 66 is set between quality of power supply control system 5 and the subsystem monitors system 3.
Said first communication interface 61, said second communication interface 62, said third communication interface 63, said four-way letter interface 64, said five-way letter interface 65 and said the 6th communication interface 66 are formulated the uniform communication agreements, and communication protocol described in the present embodiment is HDLC agreement or CDT agreement, IEC-60870-5-101 agreement.
Those of ordinary skill in the art will be appreciated that; Above embodiment is used for explaining the present invention; And be not to be used as qualification of the present invention; As long as in connotation scope of the present invention, all will drop in claims scope of the present invention variation, the modification of the above embodiment.
Claims (8)
1. distributed energy generating access control system, it is characterized in that: it comprises control centre main website (1), concentrator station supervisory control system (2), sub-supervisory control system (3) and energy-storage system (4); External SCADA system of said control centre main website (1) (10); Some concentrator station supervisory control systems (2) are connected in parallel in the said control centre main website (1); Be connected in parallel to plurality of sub supervisory control system (3) on each said concentrator station supervisory control system (2); Each sub-supervisory control system (3) is connected with energy-storage system (4); The built-in energy-storage battery of said energy-storage system (4) (41), said control centre main website (1) successively through concentrator station supervisory control system (2), sub-supervisory control system (3) from said energy-storage battery (41) to mains supply.
2. a kind of distributed energy generating access control system according to claim 1, it is characterized in that: said concentrator station is monitored (2) system and is comprised; Main communication processor (21), master data collection module (22), main arithmetic unit (23), main monitoring module (24), master control module (25); Said main communication processor connects said master data collection module (22), said main arithmetic unit (23), said main monitoring module (24) and said master control module (25) respectively; On the said master data collection module (21) electric energy meter is set.
3. a kind of distributed energy generating access control system according to claim 2; It is characterized in that: said sub-supervisory control system (3) comprises sub-communication processor (31), subdata acquisition module (32), sub-arithmetic unit (33) and sub-monitoring module (34); Said sub-communication processor (31) connects said subdata acquisition module (32), said sub-arithmetic unit (33) and said sub-monitoring module (34) respectively; On the said subdata acquisition module electric energy meter is set.
4. a kind of distributed energy generating access control system according to claim 3; It is characterized in that: said energy-storage system (4) comprises energy-storage battery (41), access device that is incorporated into the power networks (42) and battery control device (43), and the said access device that is incorporated into the power networks (42) is connected said sub-supervisory control system (3) respectively with said battery control device (43); The said access device that is incorporated into the power networks (42) is connected said energy-storage battery (41) respectively with said battery control device (43), also is connected between the said access device that is incorporated into the power networks (42) and the said battery control device (43).
5. according to any described a kind of distributed new generating access control system in the claim 4, it is characterized in that: each said sub-supervisory control system (3) goes up and connects quality of power supply control system (5).
6. a kind of distributed energy generating access control system according to claim 5 is characterized in that: between the said access device that is incorporated into the power networks (42) of energy-storage system (4) and the said battery control device (43) first communication interface (61) is set; Between said access device that is incorporated into the power networks (42) and the subsystem monitors system (3) second communication interface (62) is set; Between said battery control device (43) and the said subsystem monitors system (3) third communication interface (63) is set; Four-way letter interface (64) is set between said subsystem monitors system (3) and the said concentrator station supervisory control system (2); Five-way letter interface (65) is set between said concentrator station supervisory control system (2) and the control centre main website (1); Between quality of power supply control system (5) and the subsystem monitors system (3) the 6th communication interface (66) is set.
7. according to any described a kind of distributed new generating access control system in the claim 1 to 6; It is characterized in that: said concentrator station supervisory control system (2) also comprises main safety protection module (26) and main video monitoring system (27); Said sub-supervisory control system (3) also comprises sub-safety protection module (35) and sub-video supervisory control system (36), and said main safety protection module (26) and said sub-safety protection module (35) are the VPN fire compartment wall.
8. according to any described a kind of distributed energy generating access control system in the claim 1 to 6, it is characterized in that: each said concentrator station supervisory control system (2) goes up the said sub-supervisory control system (3) that connects and is ten at most.
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| RU2744318C1 (en) * | 2020-07-08 | 2021-03-05 | федеральное государственное бюджетное образовательное учреждение высшего образования "Нижегородский государственный технический университет им. Р.Е. Алексеева" (НГТУ) | System for monitoring and managing quality of electrical energy in industrial energy regions of 6-220 kv |
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