CN106885962A - STATCOM test method and system - Google Patents
STATCOM test method and system Download PDFInfo
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- CN106885962A CN106885962A CN201710199695.4A CN201710199695A CN106885962A CN 106885962 A CN106885962 A CN 106885962A CN 201710199695 A CN201710199695 A CN 201710199695A CN 106885962 A CN106885962 A CN 106885962A
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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Abstract
The invention relates to a STATCOM test method and a system, wherein the method comprises the following steps: the STATCOM simulation device simulates each STATCOM system, collects the alternating voltage signal and the alternating current signal of each STATCOM system and transmits the signals to the STATCOM main control device; the STATCOM main control device carries out information interaction with the STATCOM simulation device, and determines reactive power instructions and reactive power regulation rates of the STATCOMs; in addition, the STATCOM master control device and the STATCOM slave control device carry out information interaction, the reactive power instruction and the reactive power regulation rate of each STATCOM are transmitted to the STATCOM slave control device, and the STATCOM slave control device completes the actual reactive power calculation of each STATCOM system and sends the calculation result to the STATCOM master control device. The STATCOM test method and the system can realize synchronous test of a plurality of sets of STATCOM units, can be used for carrying out test research on an actual engineering device, and are convenient to operate.
Description
Technical field
The present invention relates to STATCOM experimental technique fields, more particularly to a kind of STATCOM test methods and system.
Background technology
STATCOM (Static Synchronous Compensator, static synchronous compensating device), is current idle benefit
The representative of field state-of-the-art technology is repaid, belongs to the important component of flexible flexible AC transmitting system (FACTS).STATCOM is simultaneously
It is coupled in power network, the reactive current source controllable equivalent to, its reactive current can rapidly follow reactive load electric current
Change and change, reactive power needed for automatic compensation network system, dynamic passive compensation is realized to power system reactive power.It is main to use
In support alternating voltage, improve the effect of AC system.STATCOM is applied to power network and power consumer end more and more widely,
For improving Network Voltage Stability, improving custom power quality and reaching the purpose for saving electric energy.
Before power engineering operation, the key technology of STATCOM is tested using STATCOM pilot systems usually,
Had very important significance to improving STATCOM device quality, shortening the aspects such as construction period, guarantee power grid security.
When being tested the key technology of STATCOM using STATCOM pilot systems, we it is generally desirable to
It is completely the same with Practical Project device when STATCOM pilot systems are tested STATCOM, but due to Practical Project plant area face
Product is big, and number of devices is more, when particularly containing many set STATCOM units, it is impossible to which all devices are all arranged on into limited experiment
In the space of room, therefore experimental study cannot be carried out to Practical Project device using STATCOM pilot systems.
The content of the invention
Based on this, it is necessary to cannot realize that carrying out experiment to Practical Project device grinds for existing STATCOM pilot systems
Study carefully problem, there is provided a kind of STATCOM test methods and system.
A kind of STATCOM test methods, comprise the following steps：
Receive the ac voltage signal and ac current signal of each STATCOM systems, the exchange of each STATCOM systems
Voltage signal and ac current signal emulate each STATCOM systems and produce by STATCOM simulators；
Send each STATCOM systems valve group drive signal and protection signal to the STATCOM simulators；
The STATCOM simulators are received to be produced according to each STATCOM systems valve group drive signal and protection signal
The DC capacitor voltage value of raw each STATCOM systems；
Receive STATCOM from control device each STATCOM from the running state information of controller, and according to described each
STATCOM carries out inactivity and divides equally control to each STATCOM from the running state information of controller from controller；
Ac voltage signal, ac current signal and each STATCOM systems according to each STATCOM systems
DC capacitor voltage value determines reactive power instruction and the reactive power regulations speed of each STATCOM systems, and will be described each
The reactive power instruction of STATCOM systems and reactive power regulations speed are transmitted corresponding from control device to the STATCOM
STATCOM is from controller；
The STATCOM is received to be instructed according to the reactive power of each STATCOM systems from control device and reactive power
Regulations speed export after Reactive Power Control the actual reactive power value of each STATCOM systems.
A kind of STATCOM pilot systems, including：STATCOM simulators, STATCOM master control sets and STATCOM are from control
Device, wherein, the STATCOM includes from control device：At least one STATCOM is from controller；
The STATCOM master control sets connect the STATCOM simulators and the STATCOM from controller respectively；
The STATCOM simulators are used to emulate each STATCOM systems, and gather the friendship of each STATCOM systems
Stream voltage signal and ac current signal, the ac voltage signal of each STATCOM systems and ac current signal are transmitted
To the STATCOM master control sets, each STATCOM systems valve group drive signal that the STATCOM master control sets are produced is received
And protection signal, the direct current of each STATCOM systems is produced according to each STATCOM systems valve group drive signal and protection signal
Capacitance voltage value, and the DC capacitor voltage value of each STATCOM systems is transmitted to the STATCOM master control sets；
The STATCOM master control sets are used to perform following operation：
Receive the ac voltage signal and ac current signal of each STATCOM systems, the exchange of each STATCOM systems
Voltage signal and ac current signal emulate each STATCOM systems and produce by STATCOM simulators；
Send each STATCOM systems valve group drive signal and protection signal to the STATCOM simulators；
The STATCOM simulators are received to be produced according to each STATCOM systems valve group drive signal and protection signal
The DC capacitor voltage value of raw each STATCOM systems；
Receive STATCOM from control device each STATCOM from the running state information of controller, and according to described each
STATCOM carries out inactivity and divides equally control to each STATCOM from the running state information of controller from controller；
Ac voltage signal, ac current signal and each STATCOM systems according to each STATCOM systems
DC capacitor voltage value determines reactive power instruction and the reactive power regulations speed of each STATCOM systems, and will be described each
The reactive power instruction of STATCOM systems and reactive power regulations speed are transmitted corresponding from control device to the STATCOM
STATCOM is from controller；
The STATCOM is received to be instructed according to the reactive power of each STATCOM systems from control device and reactive power
Regulations speed export after Reactive Power Control the actual reactive power value of each STATCOM systems；
The STATCOM is used to receive reactive power instruction and the reactive power of each STATCOM systems from controller
Regulations speed, the reactive power instruction and reactive power regulations speed according to each STATCOM systems are to each STATCOM from control
Device processed carries out Reactive Power Control, and exports the actual reactive power value of each STATCOM systems to the STATCOM main controls
Device.
Above-mentioned STATCOM test methods and system, including STATCOM simulators, STATCOM master control sets and
STATCOM is emulated using STATCOM simulators from control device to many set STATCOM systems, determines each STATCOM systems
System parameter, each STATCOM systematic parameters are transmitted to STATCOM master control sets, and STATCOM master control sets are according to each STATCOM
Each running status from controller is from controller to respectively carrying out operational control in systematic parameter and STATCOM master control sets, most
The actual reactive power value of each STATCOM systems is obtained afterwards, and above-mentioned the method and system can be realized to many set STATCOM units
Simultaneous test, equipment operation quantity is few, footprint area is small, and can carry out experiment to Practical Project device using the testing equipment grinds
Study carefully, and it is easy to operate.
Brief description of the drawings
Fig. 1 is STATCOM test methods of the invention schematic flow sheet in one embodiment；
Fig. 2 is STATCOM test methods of the invention schematic flow sheet in another embodiment；
Fig. 3 is STATCOM pilot systems of the invention structural representation in one embodiment；
Fig. 4 is STATCOM test methods of the invention schematic flow sheet in another embodiment.
Specific embodiment
Present disclosure is described in further detail below in conjunction with preferred embodiment and accompanying drawing.Obviously, hereafter institute
The embodiment of description is only used for explaining the present invention, rather than limitation of the invention.Based on the embodiment in the present invention, this area is general
The every other embodiment that logical technical staff is obtained under the premise of creative work is not made, belongs to present invention protection
Scope.It should be noted that for the ease of description, part rather than full content related to the present invention is illustrate only in accompanying drawing.
Fig. 1 is STATCOM test methods of the invention schematic flow sheet in one embodiment, as shown in figure 1, this hair
STATCOM test methods in bright embodiment, comprise the following steps：
Step S110, receives the ac voltage signal and ac current signal of each STATCOM systems, each STATCOM
The ac voltage signal and ac current signal of system are to emulate each STATCOM systems by STATCOM simulators and produce
's.
In the present embodiment, real-time simulation is carried out to STATCOM systems using STATCOM simulators first.Wherein
STATCOM systems include primary system and AC system.STATCOM primary systems represent the high-tension apparatus of STATCOM, Ke Yishi
STATCOM high pressures valve group, transformer, switch etc., STATCOM AC systems represent the AC electric power systems in addition to STATCOM,
Including alternating-current voltage source, breaker, transmission line of electricity etc..In STATCOM simulators to STATCOM primary systems and AC system
During carrying out real-time simulation, the voltage and current signal of Real-time Collection STATCOM circuits, and the STATCOM systems that will be gathered
The voltage and current signal of system is sent to STATCOM master control sets.
STATCOM simulators can synchronize emulation to many set STATCOM systems, therefore can simultaneously gather multiple
The ac voltage signal and ac current signal of STATCOM systems.
Step S120, sends each STATCOM systems valve group drive signal and protection signal to STATCOM simulators.
The alternating voltage letter of each STATCOM systems of STATCOM simulators transmission is received in STATCOM master control sets
Number and ac current signal after, STATCOM master control sets can produce each STATCOM systems valve group drive signal and protection signal simultaneously
Send the signal to STATCOM simulators.In the present embodiment, STATCOM systems valve group includes state and IGBT devices
Part etc..Each STATCOM systems valve group drive signal and protection signal are mainly used in controlling conducting and the pass of STATCOM high pressure valve groups
Disconnected, protection signal is for protecting high pressure valve group equipment safety.
Step S130, receives STATCOM simulators and is produced according to each STATCOM systems valve group drive signal and protection signal
The DC capacitor voltage value of raw each STATCOM systems.
Step S140, receive STATCOM from control device each STATCOM from the running state information of controller, and according to
Each STATCOM carries out inactivity and divides equally control to each STATCOM from the running state information of controller from controller.
In the present embodiment, STATCOM is provided with multiple STATCOM from controller from control device, and each
STATCOM has two kinds of running statuses, i.e. working condition and quiescent condition (or non-working condition) from controller.STATCOM master
Control device receive STATCOM from control device in each STATCOM from after the running state information of controller, judge each STATCOM from
Controller running status, and in running order STATCOM is counted from controller, and in running order STATCOM
Reactive power is carried out from controller divide equally control.
Step S150, ac voltage signal, ac current signal and each STATCOM systems according to each STATCOM systems
DC capacitor voltage value determine reactive power instruction and the reactive power regulations speed of each STATCOM systems, and will be each
The reactive power instruction of STATCOM systems and reactive power regulations speed are transmitted corresponding from control device to STATCOM
STATCOM is from controller.
In the present embodiment, each STATCOM systems that the carrying out of STATCOM simulators emulates are filled with STATCOM from control
Each STATCOM is corresponding from controller in putting.
In order to make it easy to understand, providing a specific embodiment.STATCOM be provided with from control device n (n is >=1 it is whole
Number) individual STATCOM from controller, be designated as respectively #1STATCOM from controller, #2STATCOM from controller ..., #n
STATCOM is from controller.STATCOM simulators can emulate n STATCOM system, and #1STATCOM systems, # are designated as respectively
2STATCOM systems ..., #n STATCOM systems, wherein #1STATCOM systems and #1STATCOM are from controller is corresponding, #
2STATCOM systems are corresponding from controller with #2STATCOM, and by that analogy, #n STATCOM systems and #n STATCOM are from control
Device processed is corresponding.
In the present embodiment, idle work(is determined using ac voltage signal, ac current signal and DC capacitor voltage value
Rate is instructed and the process of reactive power regulations speed can be realized according to prior art.
Step S160, receives STATCOM and is instructed according to the reactive power of each STATCOM systems from control device and reactive power
Regulations speed export after Reactive Power Control the actual reactive power value of each STATCOM systems.
Many set STATCOM systems are emulated by above-mentioned STATCOM test methods using STATCOM simulators, are surveyed
Fixed each STATCOM systematic parameters, each STATCOM systematic parameters are transmitted to STATCOM master control sets, STATCOM master control sets
According to each running status from controller in each STATCOM systematic parameters and STATCOM master control sets to respectively entering from controller
Row operational control, finally obtains the actual reactive power value of each STATCOM systems, and above-mentioned the method can be realized to many sets
STATCOM unit simultaneous tests, equipment operation quantity is few, footprint area is small, and Practical Project can be filled using the testing equipment
Putting carries out experimental study, and easy to operate.
In a kind of optional implementation method, as shown in Fig. 2 receiving STATCOM from control device according to each STATCOM systems
The reactive power instruction of system and reactive power regulations speed export after Reactive Power Control the actual nothing of each STATCOM systems
In the step of work(performance number, also include：
Step S161, the actual reactive power value of each STATCOM systems of synchronous acquisition.
In the present embodiment, in STATCOM master control sets by each STATCOM from each STATCOM systems in controller
During actual reactive power value is transmitted to STATCOM master control sets, the idle work(of reality of each STATCOM systems of synchronous acquisition
Rate value, it is ensured that each STATCOM time consistencies that data are uploaded from controller.
In a kind of optional implementation method, as shown in Fig. 2 sending each STATCOM systems valve group drive signal and guarantor
Before shield signal to STATCOM simulators, also include：
Step S170, produces control command and pulse triggering signal, is produced according to control command and pulse triggering signal each
STATCOM system valve group drive signals and protection signal.
STATCOM test methods according to the invention described above, the present invention also provides a kind of STATCOM pilot systems, below
STATCOM pilot systems of the invention are described in detail with reference to accompanying drawing and preferred embodiment.
Fig. 3 and Fig. 4 are a kind of pilot system structural representation in one embodiment of STATCOM of the invention.Such as
Shown in Fig. 3 and Fig. 4, the STATCOM pilot systems in the embodiment, including：STATCOM simulators 10, STATCOM master controls dress
20 and STATCOM from control device 30 is put, wherein, STATCOM includes from control device 30：At least one STATCOM is from controller；
STATCOM master control sets 20 connect STATCOM simulators 10 and STATCOM from controller respectively.
STATCOM simulators 10 are used to emulate each STATCOM systems, and gather the alternating voltage of each STATCOM systems
Signal and ac current signal, the ac voltage signal and ac current signal of each STATCOM systems are transmitted to STATCOM master
Control device, receives each STATCOM systems valve group drive signal and protection signal that STATCOM master control sets are produced, according to each
STATCOM system valve group drive signals and protection signal produce the DC capacitor voltage value of each STATCOM systems, and will be each
The DC capacitor voltage value of STATCOM systems is transmitted to STATCOM master control sets.
STATCOM master control sets 20 are used to perform following operation：
Receive the ac voltage signal and ac current signal of each STATCOM systems, the alternating voltage of each STATCOM systems
Signal and ac current signal emulate each STATCOM systems and produce by STATCOM simulators；
Send each STATCOM systems valve group drive signal and protection signal to STATCOM simulators；
Receive STATCOM simulators according to each STATCOM systems valve group drive signal and protection signal produce it is each
The DC capacitor voltage value of STATCOM systems；
Receive STATCOM from control device each STATCOM from the running state information of controller, and according to each STATCOM
Inactivity is carried out from controller to each STATCOM from the running state information of controller and divides equally control；
The DC capacitor of ac voltage signal, ac current signal and each STATCOM systems according to each STATCOM systems
Magnitude of voltage determines reactive power instruction and the reactive power regulations speed of each STATCOM systems, and by the nothing of each STATCOM systems
Work(power instruction and reactive power regulations speed transmit to STATCOM from control device corresponding STATCOM from controller；
STATCOM is received from control device according to the instruction of the reactive power of each STATCOM systems and reactive power regulations speed
Export after Reactive Power Control the actual reactive power value of each STATCOM systems.
STATCOM is used to receive reactive power instruction and the reactive power regulations speed of each STATCOM systems from controller,
Reactive power instruction and reactive power regulations speed according to each STATCOM systems carry out idle to each STATCOM from controller
Power Control, and export the actual reactive power value of each STATCOM systems to STATCOM master controllers.
In a kind of optional implementation method, shown in reference picture 4, STATCOM master control sets 20 include the bag being sequentially connected
Enclosed tool module controller 21, valve group trigger controller 22, central controller 23 and data simultaneous module 24；
The connection STATCOM of submodule block controller 21 analogue means 10, submodule block controller 21 is used to receive valve group triggering control
Control command and pulse triggering signal that device processed 22 is produced, produce and send STATCOM valve groups drive signal and protection signal extremely
STATCOM simulators 10, and receive STATCOM simulators 10 produce each STATCOM systems DC capacitor voltage value and
Each STATCOM systems valve group status information.
Valve group trigger controller 22 is used to produce and send control command and pulse triggering signal, and receiving submodule is controlled
The DC capacitor voltage value and each STATCOM systems valve group status information of each STATCOM systems of the transmission of device 21, and will be each
The DC capacitor voltage value of STATCOM systems and each STATCOM systems valve group status information are transmitted to central controller 23, are received
Modulating wave and carrier signal that central controller 23 is produced, produce pulse triggering signal；
Central controller 23 connects STATCOM simulators 10 and STATCOM from controller respectively, and central controller 23 is used
Touched in the ac voltage signal and ac current signal, valve group of each STATCOM systems for receiving the collection of STATCOM simulators 10
The DC capacitor voltage value and each STATCOM systems valve group status information of each STATCOM systems of hair controller transmission, and send
Modulating wave and carrier signal are to valve group trigger controller 22.
Central controller 23 receives running state informations of each STATCOM from controller, and according to each STATCOM from control
The running state information of device carries out inactivity and divides equally control to each STATCOM from controller, according to the exchange of each STATCOM systems
The DC capacitor voltage value of voltage signal, ac current signal and each STATCOM determines that the reactive power of each STATCOM systems refers to
Order and reactive power regulations speed, and send each STATCOM systems reactive power instruction and reactive power regulations speed to each
STATCOM receives the actual reactive power value of each STATCOM systems from controller.
Data simultaneous module 24, during for the actual reactive power value that each STATCOM systems are received in central controller 23,
The actual reactive power value of each STATCOM systems of synchronous acquisition, it is ensured that time consistency.
In a kind of optional implementation method, the STATCOM simulators 10 include treatment card 11 and interface card 12, place
Reason 11 connecting interface cards 12 of card.Treatment card 11 is used to emulate each STATCOM systems.Interface card 12 distinguishes connexon module controller
21 and central controller 23.
In a kind of optional implementation method, as shown in figure 4, the treatment card 10 includes：At least one primary processor, it is main
Processor is used to emulate STATCOM systems, and the wherein number of primary processor is identical from the number of controller with STATCOM.
In a kind of optional implementation method, the interface card 12 includes master card and subcard, and subcard is by the HPC in master card
Port connects the master card.Master card connects central controller 23, and subcard connects the submodule block controller 21.
In a kind of optional implementation method, the interface card is the interface card based on FPGA.
FPGA (Field Programmable Gate Array, field programmable gate array) is a kind of emerging volume
Journey logical device, can replace existing whole microcomputer interface chips, realize that memory, address decoding in microsystem etc. are more
Function is planted, with density higher, faster operating rate and bigger flexible in programming, is widely used in various electrical types
In product.FPGA have at a high speed, high reliability and the features such as develop convenient, specification.Interface card based on FPGA can make number
According to high-speed transfer.
For the ease of the understanding of the present invention, reference picture 4 simultaneously combines Fig. 1 to Fig. 3, there is provided a more detailed implementation
Example.
A kind of STATCOM pilot systems, the pilot system includes：STATCOM simulators 10, STATCOM master control sets
20th, STATCOM from control device 30.Wherein, STATCOM simulators 10 are mutually interconnected by optical fiber with STATCOM master control sets 20
Connect, STATCOM master control sets 20 are connected with each other with STATCOM by optical fiber from control device 30.
STATCOM simulators 10 include treatment card 11 and interface card 12.Wherein can between treatment card 11 and interface card 12
Connected with using optical fiber, communicated using a kind of AURORA agreements.Aurora is one to be used between point-to-point serial link
The extensible lightweight link layer protocol of mobile data.This provides transparent interface for physical layer, allows proprietary protocol or industrywide standard
Agreement upper strata can be conveniently used high-speed transceiver.Aurora agreements have high bandwidth, be limited solely by transceiver data rate,
A large amount of bonding circuits are supported, the features such as realizing total bandwidth higher, support full duplex and channel simplex.
STATCOM master control sets 20, including submodule block controller 21, valve group trigger controller 22, the and of central controller 23
Data simultaneous module 24.Wherein, the first port of submodule block controller 21 connects with the treatment card 12 in STATCOM simulators 10
Connect, the second port of submodule block controller 21 is connected with the first port of valve group trigger controller 22, valve group trigger controller 22 second
Port is connected with the first port of central controller 23, and the second port of central controller 23 connects with the first port of data simultaneous module 24
Connect, central controller, the interface card 12 during the 23, the 3rd port is connected with STATCOM simulators 10 are connected, central controller 23
4th port is connected with STATCOM from control device 30.Wherein, " first port ", " second port ", " the 3rd end described here
Mouthful " and " the 4th port " only to facilitate description to STATCOM systems, is not defined to its function.
STATCOM is from control device 30, including multiple STATCOM are from controller, you can be expressed as #1STATCOM from controller
31st, #2STATCOM from controller 32 ..., #n STATCOM from controller 3n, wherein each STATCOM from controller all with
The port of central controller 23 the 4th connection in STATCOM master controllers 20.
Further, treatment card 11 includes multiple primary processors, one STATCOM system of each processor simulation, place
Reason device emulation STATCOM systems and STATCOM is corresponded from the STATCOM device in controller, you being using treatment
The 1st primary processor in card 11 carries out real-time simulation to #1STATCOM primary systems and AC system, using in treatment card 11
The 2nd primary processor real-time simulation is carried out to #2STATCOM primary systems, using treatment card 11 in n-th primary processor
Real-time simulation is carried out to #n STATCOM primary systems and AC system.
Alternatively, the primary processor can be the Power PC primary processors of Freescale company production, and its dominant frequency is
1.7GHz。
Alternatively, the interface card 12 is the interface card based on FPGA.
Further, the interface card based on FPGA can company of Shi Sai SELs production ML605 master cards and Faster companies
The FM-S18 subcards of production, FM-S18 subcards are attached by the HPC ports in ML605 master cards.
According to above-mentioned STATCOM pilot systems, a kind of STATCOM test methods are comprised the following steps：
(1) #1STATCOM systems are entered using the 1st primary processor in treatment card 11 in STATCOM simulators 10
Row real-time simulation, carries out real-time simulation, using treatment using the 2nd primary processor in treatment card 11 to #2STATCOM systems
N-th primary processor in card 11 carries out real-time simulation to #n STATCOM systems, each STATCOM alternating voltages of Real-time Collection and
Ac current signal, and by interface card 12 by alternating voltage and ac current signal to central controller 23, including friendship
Stream voltage bag：500kV three-phase voltages, 35kV three-phase voltages, ac current signal include：Electric current, # in #1STATCOM angles
Electric current ... in 2STATCOM angles, electric current in #n STATCOM angles.
(2) the Neutron module controller 21 of STATCOM main control units 20 receives the control that valve group trigger controller 22 is issued
Order and pulse triggering signal, submodule block controller 21 are produced and transmit valve group drive signal and protection signal interface card 12, connects
Each STATCOM systems valve group status informations and each STATCOM system dcs electric capacity that mouth card 12 simultaneous transmissions treatment card 11 is produced
Magnitude of voltage is to valve group trigger controller 22.
(3) valve group trigger controller 22 will be sent to center in each STATCOM valve groups status information and DC capacitor voltage value
Controller 23, then, to valve group trigger controller 22, valve group triggering is controlled for the transmission modulating wave of central controller 23 and carrier signal
Device 22 is compared using phase-shifting carrier wave technology to modulating wave and carrier signal, exports pulse triggering signal.
(4) central controller 23 is from the reception 500kV of interface card 12 three-phase voltages, 35kV three-phase voltages, #1STATCOM angles
Electric current in electric current, #2STATCOM angles after electric current ..., in #n STATCOM angles, according to #1STATCOM from controller, #2STATCOM
From controller ..., #n STATCOM complete idle respectively control from controller running status, and according to valve group trigger controller
The 22 each STATCOM system dcs capacitance voltage values for uploading calculate the reactive power instruction of each STATCOM and reactive power is adjusted
Section speed, and the instruction of the reactive power of each STATCOM systems and reactive power regulations speed are transferred to #1STATCOM from control
Device processed, #2STATCOM from controller ..., #n STATCOM are from controller.
(5) #1STATCOM from controller, #2STATCOM from controller ..., #n STATCOM are from controller according to idle
Power instruction and reactive power regulations speed, complete each idle control, and by #1STATCOM actually idle output valve, #
2STATCOM actually idle output valve ..., #n STATCOM actually idle output valve respectively on give central controller 23.
(6) data simultaneous module 24 simultaneously to #1STATCOM from controller, #2STATCOM from controller ..., #n
The data that STATCOM is uploaded from controller carry out uniformity coordination, keep n STATCOM to be run simultaneously from controller.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (9)
1. a kind of STATCOM test methods, it is characterised in that comprise the following steps：
Receive the ac voltage signal and ac current signal of each STATCOM systems, the alternating voltage of each STATCOM systems
Signal and ac current signal emulate each STATCOM systems and produce by STATCOM simulators；
Send the valve group drive signal and protection signal of each STATCOM systems to the STATCOM simulators；
The STATCOM simulators are received to be produced according to the valve group drive signal and protection signal of each STATCOM systems
Each STATCOM systems DC capacitor voltage value；
Receive STATCOM from control device each STATCOM from the running state information of controller, and according to each STATCOM
Reactive power is carried out from controller to each STATCOM from the running state information of controller and divides equally control；
The direct current of ac voltage signal, ac current signal and each STATCOM systems according to each STATCOM systems
Capacitance voltage value determines reactive power instruction and the reactive power regulations speed of each STATCOM systems, and by each STATCOM
System reactive power instruction and reactive power regulations speed transmit to the STATCOM from control device in corresponding STATCOM
From controller；
The STATCOM is received from control device according to the instruction of the reactive power of each STATCOM systems and reactive power regulation
Speed carries out the actual reactive power value of each STATCOM systems exported after Reactive Power Control.
2. STATCOM test methods according to claim 1, it is characterised in that receiving the STATCOM from control device
Output is each after reactive power instruction and reactive power regulations speed according to each STATCOM systems carry out Reactive Power Control
In the step of actual reactive power value of STATCOM systems, also include：
The actual reactive power value of each STATCOM systems of synchronous acquisition.
3. STATCOM test methods according to claim 1, it is characterised in that driven each STATCOM systems valve group is sent
Before dynamic signal and protection signal to the STATCOM simulators, also include：
Control command and pulse triggering signal are produced, is produced according to the control command and pulse triggering signal described each
STATCOM system valve group drive signals and protection signal.
4. a kind of STATCOM pilot systems, it is characterised in that including：STATCOM simulators, STATCOM master control sets and
STATCOM from control device, wherein, the STATCOM from control device include：At least one STATCOM is from controller；
The STATCOM master control sets connect the STATCOM simulators and the STATCOM from controller respectively；
The STATCOM simulators are used to emulate each STATCOM systems, and gather the alternating current of each STATCOM systems
Pressure signal and ac current signal, the ac voltage signal and ac current signal of each STATCOM systems are transmitted to institute
STATCOM master control sets are stated, each STATCOM systems valve group drive signal and guarantor that the STATCOM master control sets are produced is received
Shield signal, the DC capacitor of each STATCOM systems is produced according to each STATCOM systems valve group drive signal and protection signal
Magnitude of voltage, and the DC capacitor voltage value of each STATCOM systems is transmitted to the STATCOM master control sets；
The STATCOM master control sets are used to perform following operation：
Receive the ac voltage signal and ac current signal of each STATCOM systems, the alternating voltage of each STATCOM systems
Signal and ac current signal emulate each STATCOM systems and produce by STATCOM simulators；
Send each STATCOM systems valve group drive signal and protection signal to the STATCOM simulators；
Receive what the STATCOM simulators were produced according to each STATCOM systems valve group drive signal and protection signal
The DC capacitor voltage value of each STATCOM systems；
Receive STATCOM from control device each STATCOM from the running state information of controller, and according to each STATCOM
Inactivity is carried out from controller to each STATCOM from the running state information of controller and divides equally control；
The direct current of ac voltage signal, ac current signal and each STATCOM systems according to each STATCOM systems
Capacitance voltage value determines reactive power instruction and the reactive power regulations speed of each STATCOM systems, and by each STATCOM
System reactive power instruction and reactive power regulations speed transmit to the STATCOM from control device in corresponding STATCOM
From controller；
The STATCOM is received from control device according to the instruction of the reactive power of each STATCOM systems and reactive power regulation
Speed export after Reactive Power Control the actual reactive power value of each STATCOM systems；
The STATCOM is used to receive the reactive power instruction and reactive power regulation of each STATCOM systems from controller
Speed, the reactive power instruction and reactive power regulations speed according to each STATCOM systems are to each STATCOM from controller
Carry out Reactive Power Control, and export the actual reactive power value of each STATCOM systems to the STATCOM master controllers.
5. STATCOM pilot systems according to claim 4, it is characterised in that the STATCOM master control sets include according to
Secondary connection it is described including submodule block controller, valve group trigger controller, central controller and data simultaneous module；
The submodule block controller connects the STATCOM analogue means, and the submodule block controller is used to receive the valve group
Control command and pulse triggering signal that trigger controller is produced, produce and send STATCOM valve groups drive signal and protection letter
Number to the STATCOM simulators, and receive the DC capacitor that the STATCOM simulators produce each STATCOM systems
Magnitude of voltage and each STATCOM systems valve group status information；
The valve group trigger controller is used to produce and send the control command and pulse triggering signal, and receives the submodule
The DC capacitor voltage value and each STATCOM systems valve group status information of each STATCOM systems of block controller transmission, and by institute
The DC capacitor voltage value and each STATCOM systems valve group status information for stating each STATCOM systems are transmitted to the center control
Device, receives modulating wave and carrier signal that the central controller is produced, produces the pulse triggering signal；
The central controller connects the STATCOM simulators and the STATCOM from controller respectively, the center control
Device processed is used for the ac voltage signal and alternating current letter of each STATCOM systems for receiving the STATCOM simulators collection
Number, the valve group trigger controller transmission described each STATCOM systems DC capacitor voltage value and each STATCOM systems
System valve group status information, and send the modulating wave and carrier signal to the valve group trigger controller；
The central controller receives running state informations of each STATCOM from controller, and according to each STATCOM from control
The running state information of device processed carries out inactivity and divides equally control to each STATCOM from controller, according to each STATCOM systems
The DC capacitor voltage value of ac voltage signal, ac current signal and each STATCOM determine each STATCOM systems
Reactive power is instructed and reactive power regulations speed, and sends reactive power instruction and the reactive power tune of each STATCOM systems
Section speed receives the actual reactive power value of each STATCOM systems to each STATCOM from controller；
The data simultaneous module, the actual reactive power for receiving each STATCOM systems in the central controller
During value, the actual reactive power value of each STATCOM systems described in synchronous acquisition.
6. STATCOM pilot systems according to claim 5, it is characterised in that the STATCOM simulators include place
Reason card and interface card, the treatment card connect the interface card；The treatment card is for emulating each STATCOM systems；
The interface card connects the submodule block controller and the central controller respectively.
7. STATCOM pilot systems according to claim 6, it is characterised in that the treatment card includes：At least one master
Processor, the primary processor is used to emulate STATCOM systems, wherein the number of the primary processor and the STATCOM from
The number of controller is identical.
8. STATCOM pilot systems according to claim 6 or 7, it is characterised in that the interface card includes master card and son
Card, the subcard connects the master card by the HPC ports in master card；
The master card connects the central controller；
The subcard connects the submodule block controller.
9. STATCOM pilot systems according to claim 8, it is characterised in that the interface card is connecing based on FPGA
Mouth card.
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