CN108988338A - The power grid for being suitable for open loop power supply based on strong continune component depth-first search adjusts method for electrically and device automatically - Google Patents
The power grid for being suitable for open loop power supply based on strong continune component depth-first search adjusts method for electrically and device automatically Download PDFInfo
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- CN108988338A CN108988338A CN201810986651.0A CN201810986651A CN108988338A CN 108988338 A CN108988338 A CN 108988338A CN 201810986651 A CN201810986651 A CN 201810986651A CN 108988338 A CN108988338 A CN 108988338A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/008—Circuit arrangements for ac mains or ac distribution networks involving trading of energy or energy transmission rights
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/04—Circuit arrangements for ac mains or ac distribution networks for connecting networks of the same frequency but supplied from different sources
- H02J3/06—Controlling transfer of power between connected networks; Controlling sharing of load between connected networks
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
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Abstract
The present invention relates to a kind of power grids for being suitable for open loop power supply based on strong continune component depth-first search to adjust method for electrically automatically, and the method comprising the steps of: step S1, and the operating condition by acquiring supply network is arranged corresponding Sequential Elements and instantiates digraph.Step S2, using the real-time analytical calculation strong continune component of Depth Priority Algorithm.Step S3 changes the completely new strong continune component after the method for operation changes using Depth Priority Algorithm simulation calculation according to the requirement that the method for operation changes.It is electrically operated to issue fast automatic tune electricity order completion tune by step S4 after confirmation simulation result is feasible.Wherein: Sequential Elements include: breaker, for changing graph structure；Transformer, internal strong continune component；Bus, strong continune component auxiliary parameter, for checking graph structure.
Description
Technical field
The present invention relates to a kind of power grids for being suitable for open loop power supply based on strong continune component depth-first search to adjust electricity automatically
Method belongs to bulk power grid stabilization, safe and reliable powered operation field operation under open loop operation mode.
Background technique
With the reinforcement of 500 kV racks and the continuous expansion of regional 220 kV power grid scales.220 kV divided power systems
Partition running is the certainty of power network development.It is run by power system delamination and subarea, not only can solve 500 kV, 220 kV electromagnetism
Looped network thermostabilization problem caused by power flow transfer under route N-1 or N-2 mode, gives full play to the defeated of high voltage order one grade
Electric energy power, and electric network composition can be made clear, it is well arranged, it is easy to implement subregion off-the-line, effectively constructs safety and stability the 3rd
Road defence line；It can reduce system short-circuit electric current simultaneously, solve the short circuit current excessive problem of partial electric grid.Due to power network development
Complexity and diversity unlink existing electromagnetic looped network, realize that layering and zoning operation needs comprehensive considering various effects, such as:
When unlink, wherein unlink, how subregion the problems such as.In order to cope with the 220 kV grid short circuit electric currents increasingly increased and subtract
Light 500 kV, the operation of 220 kV electromagnetic looped networks are to threat caused by power network safety operation.
Impedance and each not phase of trend distribution when being under the jurisdiction of substation's Loop Closing Operation of different subregions, due to different paths
Together, and there are when larger difference, then there can be biggish phase angle difference in cyclization switch ends, circulation is excessive to will also cause equipment mistake
Carry even switch trip.For the generation for avoiding such case, this cyclization mode generally uses break-before-make principle to be operated,
User will be caused to have a power failure in short-term, and influence power supply continuity.Frequent have a power failure not only reduces the electricity sales amount of Utilities Electric Co., and makes
It obtains customer satisfaction to be greatly reduced, even results in legal dispute.
Summary of the invention
The present invention makes in view of the foregoing, a kind of suitable based on the depth-first search of strong continune component the purpose is to provide
Power grid for open loop power supply adjusts method for electrically and device automatically, can: avoid cyclization tune electricity from will lead to the route of part substation
Will across section cyclization, for close-loop path across 220kV even 500kV transmission line of electricity, closed loop power flow is affected to major network；For confession
After power grid open loop operation, when needing to adjust electricity, the entire time for adjusting electricity can be greatly reduced using this method and device, increase electricity
Power company electricity sales amount is increased customer satisfaction degree.
The present invention provide it is a kind of based on strong continune component depth-first search be suitable for open loop power supply power grid adjust electricity automatically
Method, comprising the following steps:
Step S1, the operating condition by acquiring supply network are arranged corresponding Sequential Elements, instantiate digraph；
Step S2, using the real-time analytical calculation strong continune component of Depth Priority Algorithm；
Step S3, according to the requirement that the method for operation changes, after changing the method for operation using Depth Priority Algorithm simulation calculation
Completely new strong continune component；
It is electrically operated to issue fast automatic tune electricity order completion tune by step S4 after confirmation simulation result is feasible.
The technical solution that the present invention further limits are as follows:
Further, step S1 specifically:
The magnanimity supply network operating condition data received are compared, sieve takes corresponding Sequential Elements, has been instantiated as
Xiang Tu does discard processing for the related data for being unsatisfactory for requiring.
Further, step S2 specifically:
DFS calculating is done to the digraph of supply network instantiation, finds out its SCC, according to the recursive rule prestored, verifying is passed through
It is consistent with actual electric network operating condition that DFS, which calculates the SCC found out,.
Further, step S3 specifically:
According to the predetermined requirement for changing the method for operation, the simulated operation on original supply network, and according to simulated operation as a result, adopting
The completely new strong continune component after changing the method for operation is calculated with DFS algorithm simulating, the SCC after verification changes changes with grid requirements
Whether the method for operation afterwards is consistent.
It is a kind of based on strong continune component depth-first search be suitable for open loop power supply power grid adjust electric installation, device packet automatically
It includes:
Acquisition unit, for acquiring the mass data of reaction supply network operating condition；
Setting unit, the magnanimity supply network operating condition data sieve for will receive take corresponding Sequential Elements；
Arithmetic element is calculated for DFS；
Simulation unit, for checking whether the calculated SCC of DFS is consistent with actual electric network operating condition；For simulated grid
Whether the method for operation meets the requirement of grid operation mode change by the calculated SCC of DFS after changing；
Execution unit, for controlling relative breaker, execution is adjusted electrically operated automatically.
The technical solution that the present invention further limits are as follows:
Further, Sequential Elements include: breaker, for changing graph structure；Transformer, internal strong continune component；Bus, by force
Connected component auxiliary parameter, for checking digraph structure；
Breaker include: the power side breaker of the power supply point of one's respective area supply network, one's respective area load-center substation inlet wire open
Pass, high-voltage side bus interconnection switch, main transformer high side switch, main transformer low-pressure side switch, outlet switch and low-pressure side bus contact
Switch, the incoming switch of regional primary station, high-voltage side bus interconnection switch, main transformer high side switch, main transformer low-pressure side are opened
Pass, outlet switch and low-pressure side bus interconnection switch；The incoming switch of regional secondary substation, high-voltage side bus interconnection switch,
Main transformer high side switch, main transformer low-pressure side switch and low-pressure side bus interconnection switch；
Transformer includes: one's respective area load-center substation main transformer, regional primary station main transformer, regional secondary substation main transformer；
Bus includes: one's respective area load-center substation high-voltage side bus, middle pressure survey bus, low-pressure side bus, regional primary station
High-voltage side bus, middle pressure survey bus, low-pressure side bus, regional secondary substation high-voltage side bus, middle pressure and survey bus, low-pressure side mother
Line.
Further, device communicates resolver as internal bus using FPGA, and CPU management+protection DSP+FPGA is realized
Function, a large amount of calculating, verification, emulation, filtration are completed by CPU management and FPGA；
CPU management is configured mass data feature vector, the type of Sequential Elements using first pair of interface that FPGA is provided.
Further, after the acquisition unit of FPGA receives the network message from external ethernet controller, to network
Message carries out protocol layer parsing, and judges whether the network message meets according to the mass data feature vector that CPU management is arranged
Feature vector requirement in feature vector table, if not meeting discarding, if met, related effective information is sent to
In RxRAM；Setting unit reads related effective information to the Sequential Elements type that FPGA is arranged according to CPU management in RxRAM
It extracts, the Sequential Elements of extraction is sent to RxFIFO, and CPU management is sent to by the interface with CPU management.
Further, the arithmetic element of CPU management realizes the reception of Sequential Elements, and according to pre-set supply network
The Sequential Elements example of topological recursion figure combination FPGA transmission dissolves supply network digraph；The digraph that example goes out is used real
When DFS calculate the SCC of existing supply network, result is sent in SRAM, the simulation unit of CPU management is notified to read CPU's
The calculated SCC of arithmetic element；Verifying is compared with power grid actual operating mode in SCC by the simulation unit of CPU；It is adjusted when receiving
When the tune electricity order of control center, the computing unit of CPU management is from fortune and according to regulation center tune electricity instruction, on original supply network
Simulated operation, and carry out emulation DFS again according to simulated operation result and calculate, the result of calculating is sent in SRAM, is notified
The simulation unit of CPU management carries out emulation comparison；It is then adjusted if the verification passes by protection dsp interface to protection DSP hair
Electricity order, by the communication interface with FPGA, tells that verifying does not pass through FPGA, is alerted by FPGA and mentioned if verifying does not pass through
Awake operation maintenance personnel；
The simulation unit that protection DSP receives CPU management is emulated by opening execution unit after order, starts to do the electric work of tune, together
Even if Shi Kaiqi protects program, power grid security is provided protection against, when adjusting the demand of electricity work to be all satisfied, protection DSP passes through
CPLD operates corresponding exit relay, completes to adjust electricity work.
Further, DSP passes through local bus with CPU management and connect FPGA, and FPGA externally provides 8 100,000,000 networks and connects
Mouthful, each 100,000,000 network interface connects an ethernet controller；Wherein 4 ethernet controllers are respectively independently connected to one
Fiber optical transceiver, fiber optical transceiver are connected to external Ethernet optical fiber；Other 4 ethernet controllers are independently connected to respectively
From RJ45 network connector, RJ45 network connector is connected to external ethernet.
The present invention can be avoided cyclization tune electricity will lead to part substation route will across section cyclization, while can subtract significantly
Few entire time for adjusting electricity, increases Utilities Electric Co.'s electricity sales amount, increases customer satisfaction degree.
Detailed description of the invention
Fig. 1 is that a kind of power grid for being suitable for open loop power supply based on strong continune component depth-first search of the invention is adjusted automatically
The process flow diagram of method for electrically；
Fig. 2 is that a kind of power grid for being suitable for open loop power supply based on strong continune component depth-first search of the invention adjusts Denso automatically
The structural schematic diagram set；
Fig. 3 adjusts electric installation hardware frame for a kind of power grid for being suitable for open loop power supply based on strong continune component depth-first search automatically
Composition.
Fig. 4 adjusts electric installation soft automatically for a kind of power grid for being suitable for open loop power supply based on strong continune component depth-first search
Part architecture diagram.
Fig. 5 adjusts electric installation stream for a kind of power grid for being suitable for open loop power supply based on strong continune component depth-first search automatically
Cheng Tu.
Specific embodiment
In order to make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment and join
According to attached drawing, invention is further described in detail.It should be understood that these descriptions are merely illustrative, it is not intended to limit this hair
Bright range.Furthermore in the following description, descriptions of well-known structures and technologies are omitted, obscures this hair to avoid unnecessary
Bright concept.
A kind of power grid for being suitable for open loop power supply based on strong continune component depth-first search adjusts electricity side automatically as shown in Figure 1
Method, comprising steps of
Step S1, the operating condition by acquiring supply network are arranged corresponding Sequential Elements, instantiate digraph
Step S2, using the real-time analytical calculation strong continune component of Depth Priority Algorithm
Step S3, according to the requirement that the method for operation changes, after changing the method for operation using Depth Priority Algorithm simulation calculation
Completely new strong continune component.
It is electrically operated to issue fast automatic tune electricity order completion tune by step S4 after confirmation simulation result is feasible.
Wherein: Sequential Elements include:
Breaker, for changing graph structure, comprising: power side breaker, the one's respective area pivot of the power supply point of one's respective area supply network
The incoming switch of knob substation, high-voltage side bus interconnection switch, main transformer high side switch, main transformer low-pressure side switch, outlet switch,
And low-pressure side bus interconnection switch, the incoming switch of regional primary station, high-voltage side bus interconnection switch, main transformer high-pressure side are opened
Pass, main transformer low-pressure side switch, outlet switch and low-pressure side bus interconnection switch；The incoming switch of regional secondary substation, high pressure
Side bus interconnection switch, main transformer high side switch, main transformer low-pressure side switch and low-pressure side bus interconnection switch；
Transformer, internal strong continune component, comprising: one's respective area load-center substation main transformer, regional primary station main transformer, area two
Secondary transforming plant main transformer；
Bus, strong continune component auxiliary parameter, for checking digraph structure, comprising: one's respective area load-center substation high-pressure side is female
Line, middle pressure survey bus, low-pressure side bus, regional primary station high-voltage side bus, middle pressure and survey bus, low-pressure side bus, area
Secondary substation high-voltage side bus, middle pressure survey bus, low-pressure side bus.
In step S1, it is oriented that corresponding Sequential Elements instantiation is arranged in the operating condition according to acquisition supply network
Figure.Include:
The magnanimity supply network network data that will be received judges whether the network message meets according to predetermined information feature vector
Feature vector in feature vector table requires to be compared, and sieve takes corresponding Sequential Elements, is instantiated as digraph, for discontented
The related data required enough does discard processing.
It is described to use the real-time analytical calculation strong continune component of Depth Priority Algorithm in step S2.Include:
Real-time DFS is used to calculate the SCC of existing supply network the supply network digraph that example dissolves, verifying is by DFS meter
The SCC found out is consistent with actual electric network operating condition.
In step S3, the requirement changed according to the method for operation is searched using depth-first
Rope algorithm simulating calculates the completely new strong continune component after changing the method for operation, comprising:
According to the predetermined requirement for changing the method for operation, the simulated operation on original supply network, and according to simulated operation as a result, adopting
The completely new strong continune component after changing the method for operation is calculated with DFS algorithm simulating, the SCC after verification changes changes with grid requirements
Whether the method for operation afterwards is consistent.
In step S4, it is electrically operated that fast automatic tune electricity order completion tune is issued after the confirmation simulation result is feasible.
A kind of power grid for being suitable for open loop power supply based on strong continune component depth-first search adjusts Denso automatically as shown in Figure 2
It sets, comprising:
Acquisition unit 01, for acquiring the mass data of reaction supply network operating condition
Setting unit 02, the magnanimity supply network operating condition data sieve for will receive take corresponding Sequential Elements
Arithmetic element 03 is calculated for DFS
Simulation unit 04, for checking whether the calculated SCC of DFS is consistent with actual electric network operating condition；For emulating
Whether grid operation mode meets the requirement of grid operation mode change by the calculated SCC of DFS after changing
Execution unit 05, for controlling relative breaker, execution is adjusted electrically operated automatically.
Wherein: Sequential Elements include:
Breaker, for changing graph structure, comprising: power side breaker, the one's respective area pivot of the power supply point of one's respective area supply network
The incoming switch of knob substation, high-voltage side bus interconnection switch, main transformer high side switch, main transformer low-pressure side switch, outlet switch,
And low-pressure side bus interconnection switch, the incoming switch of regional primary station, high-voltage side bus interconnection switch, main transformer high-pressure side are opened
Pass, main transformer low-pressure side switch, outlet switch and low-pressure side bus interconnection switch；The incoming switch of regional secondary substation, high pressure
Side bus interconnection switch, main transformer high side switch, main transformer low-pressure side switch and low-pressure side bus interconnection switch；
Transformer, internal strong continune component, comprising: one's respective area load-center substation main transformer, regional primary station main transformer, area two
Secondary transforming plant main transformer；
Bus, strong continune component auxiliary parameter, for checking digraph structure, comprising: one's respective area load-center substation high-pressure side is female
Line, middle pressure survey bus, low-pressure side bus, regional primary station high-voltage side bus, middle pressure and survey bus, low-pressure side bus, area
Secondary substation high-voltage side bus, middle pressure survey bus, low-pressure side bus.
Device communicates resolver as internal bus using FPGA, and CPU management+protection DSP+FPGA realizes function, largely
It calculates, verification, emulate, filtration is completed by CPU management and FPGA.
The FPGA of device judges whether the network message meets the spy in feature vector table according to predetermined information feature vector
Sign vector requires to be compared, and sieve takes corresponding Sequential Elements, CPU management real-time verification calculate the SCC that finds out whether with reality
Operation of power networks operating condition is consistent, can also as requested, the simulated operation on original supply network, and according to simulated operation as a result,
Whether the method for operation after SCC and grid requirements after verification change change is consistent.Even if DSP is protected to protect program in addition to opening
Corresponding exit relay is also operated by CPLD, completes to adjust electricity work.
Embodiment
As shown in figure 3, figure 4 and figure 5, wherein dsp chip uses the special of Ya De promise semiconductor (Analog Devices) company
DSP handles the ADSP-BF548 of chip Blackfin series, and fpga chip is using Intel (Intel) company
10 GX Series FPGA chip 10CX220 of Cyclone, CPU management use Freescale (freescale) company PowerPC frame
The MPC8313 chip of structure, Ethernet control (PHY) chip using Texas Instruments (Texas Instruments)
DP83640, fiber optical transceiver use the AFBR-5803 of Avago Technologies (AVAGO) company, and RJ45 network connector is using safe section
The TE-8P8C of electronics (TE Connectivity).Their connection type is to construct 10 MII by FPGA (10CX220) to connect
Mouthful, wherein interface 1 is connected by internal bus with CPU management, and interface 2 is connected with protection DSP, and remaining 8 MII interfaces are outer
Portion's communication interface, each MII interface connect a PHY(DP83640), the PHY(DP83640 of interface 3 to 6) it is separately connected one
Fiber optical transceiver (AFBR-5803), fiber optical transceiver are connected to external ethernet optical fiber.The PHY(DP83640 of interface 7 to 10)
It is separately connected one, RJ45 network connector (TE-8P8C), RJ45 network connector is connected to external electrical Ethernet.
After the acquisition unit of FPGA receives the network message from external ethernet controller, network message is assisted
Layer parsing is discussed, and judges whether the network message meets feature vector table according to the mass data feature vector that CPU management is arranged
In feature vector requirement, if not meeting discarding, if met, related effective information is sent in RxRAM.Setting is single
Member reads related effective information to the Sequential Elements type that FPGA is arranged according to CPU management in RxRAM and extracts, and will extract
Sequential Elements be sent to RxFIFO, and CPU management is sent to by the interface with CPU management.
The arithmetic element of CPU management realizes the reception of Sequential Elements, and according to pre-set supply network topology recursion
Figure combines the Sequential Elements example of FPGA transmission to dissolve supply network digraph；The digraph that example goes out is counted using real-time DFS
The SCC for calculating existing supply network, result is sent in SRAM, and the simulation unit of CPU management is notified to read the arithmetic element of CPU
Calculated SCC；Verifying is compared with power grid actual operating mode in SCC by the simulation unit of CPU；When receiving regulation center tune
When electricity order, the computing unit of CPU management simulates behaviour from fortune and according to regulation center tune electricity instruction on original supply network
Make, and carry out emulation DFS again according to simulated operation result and calculate, the result of calculating is sent in SRAM, notifies CPU management
Simulation unit carry out emulation comparison；Tune electricity order is then generated to protection DSP by protection dsp interface if the verification passes,
If verifying does not pass through, by the communication interface with FPGA, tells that verifying does not pass through FPGA, alerted by FPGA and remind O&M people
Member.
After the simulation unit emulation that protection DSP receives CPU management passes through order, execution unit is opened, starts to be tune electrician
Make, even if while open protection program, power grid security is provided protection against.When adjusting the demand of electricity work to be all satisfied, DSP is protected
Corresponding exit relay is operated by CPLD, completes to adjust electricity work
It should be understood that above-mentioned specific embodiment of the invention is used only for exemplary illustration or explains original of the invention
Reason, without constituting limitation of the invention.Therefore, that is done without departing from the spirit and scope of the present invention any repairs
Change, equivalent replacement, improvement etc., should be included within protection scope of the present invention.Furthermore appended claims purport of the present invention
Covering the whole variations fallen into attached claim scope and boundary or this range and the equivalent form on boundary and is repairing
Change example.
Claims (10)
1. a kind of power grid for being suitable for open loop power supply based on strong continune component depth-first search adjusts method for electrically automatically, feature exists
In, comprising the following steps:
Step S1, the operating condition by acquiring supply network are arranged corresponding Sequential Elements, instantiate digraph；
Step S2, using the real-time analytical calculation strong continune component of Depth Priority Algorithm；
Step S3, according to the requirement that the method for operation changes, after changing the method for operation using Depth Priority Algorithm simulation calculation
Completely new strong continune component；
It is electrically operated to issue fast automatic tune electricity order completion tune by step S4 after confirmation simulation result is feasible.
2. the power grid according to claim 1 for being suitable for open loop power supply based on strong continune component depth-first search is adjusted automatically
Method for electrically, which is characterized in that step S1 specifically:
The magnanimity supply network operating condition data received are compared, sieve takes corresponding Sequential Elements, has been instantiated as
Xiang Tu does discard processing for the related data for being unsatisfactory for requiring.
3. the power grid according to claim 1 for being suitable for open loop power supply based on strong continune component depth-first search is adjusted automatically
Method for electrically, which is characterized in that step S2 specifically:
DFS calculating is done to the digraph of supply network instantiation, finds out its SCC, according to the recursive rule prestored, verifying is passed through
It is consistent with actual electric network operating condition that DFS, which calculates the SCC found out,.
4. the power grid according to claim 1 for being suitable for open loop power supply based on strong continune component depth-first search is adjusted automatically
Method for electrically, which is characterized in that step S3 specifically:
According to the predetermined requirement for changing the method for operation, the simulated operation on original supply network, and according to simulated operation as a result, adopting
The completely new strong continune component after changing the method for operation is calculated with DFS algorithm simulating, the SCC after verification changes changes with grid requirements
Whether the method for operation afterwards is consistent.
5. a kind of power grid for being suitable for open loop power supply based on strong continune component depth-first search adjusts electric installation automatically, feature exists
In described device includes:
Acquisition unit, for acquiring the mass data of reaction supply network operating condition；
Setting unit, the magnanimity supply network operating condition data sieve for will receive take corresponding Sequential Elements；
Arithmetic element is calculated for DFS；
Simulation unit, for checking whether the calculated SCC of DFS is consistent with actual electric network operating condition；For simulated grid
Whether the method for operation meets the requirement of grid operation mode change by the calculated SCC of DFS after changing；
Execution unit, for controlling relative breaker, execution is adjusted electrically operated automatically.
6. the power grid according to claim 5 for being suitable for open loop power supply based on strong continune component depth-first search is adjusted automatically
Electric installation, which is characterized in that Sequential Elements include: breaker, for changing graph structure；Transformer, internal strong continune component；It is female
Line, strong continune component auxiliary parameter, for checking digraph structure；
The breaker include: the power side breaker of the power supply point of one's respective area supply network, one's respective area load-center substation into
Wiretap, high-voltage side bus interconnection switch, main transformer high side switch, main transformer low-pressure side switch, outlet switch and low-pressure side bus
Incoming switch, high-voltage side bus interconnection switch, the main transformer high side switch, main transformer low pressure of interconnection switch, regional primary station
Side switch, outlet switch and low-pressure side bus interconnection switch；The incoming switch of regional secondary substation, high-voltage side bus contact
Switch, main transformer high side switch, main transformer low-pressure side switch and low-pressure side bus interconnection switch；
The transformer includes: one's respective area load-center substation main transformer, regional primary station main transformer, regional secondary substation master
Become；
The bus includes: one's respective area load-center substation high-voltage side bus, middle pressure survey bus, low-pressure side bus, the primary change in area
Power station high-voltage side bus, middle pressure survey bus, low-pressure side bus, regional secondary substation high-voltage side bus, middle pressure and survey bus, low pressure
Side bus.
7. the power grid according to claim 5 for being suitable for open loop power supply based on strong continune component depth-first search is adjusted automatically
Electric installation, which is characterized in that device communicates resolver as internal bus using FPGA, and CPU management+protection DSP+FPGA is realized
Function, a large amount of calculating, verification, emulation, filtration are completed by CPU management and FPGA；
CPU management is configured mass data feature vector, the type of Sequential Elements using first pair of interface that FPGA is provided.
8. the power grid according to claim 7 for being suitable for open loop power supply based on strong continune component depth-first search is adjusted automatically
Electric installation, which is characterized in that after the acquisition unit of FPGA receives the network message from external ethernet controller, to network
Message carries out protocol layer parsing, and judges whether the network message meets according to the mass data feature vector that CPU management is arranged
Feature vector requirement in feature vector table, if not meeting discarding, if met, related effective information is sent to
In RxRAM；Setting unit reads related effective information to the Sequential Elements type that FPGA is arranged according to CPU management in RxRAM
It extracts, the Sequential Elements of extraction is sent to RxFIFO, and CPU management is sent to by the interface with CPU management.
9. the power grid according to claim 7 for being suitable for open loop power supply based on strong continune component depth-first search is adjusted automatically
Electric installation, which is characterized in that the arithmetic element of CPU management realizes the reception of Sequential Elements, and according to pre-set power supply network
The Sequential Elements example of network topology recursion figure combination FPGA transmission dissolves supply network digraph；The digraph that example goes out is used
Real-time DFS calculates the SCC of existing supply network, and result is sent in SRAM, and the simulation unit of CPU management is notified to read CPU
The calculated SCC of arithmetic element；Verifying is compared with power grid actual operating mode in SCC by the simulation unit of CPU；When receiving
When the tune electricity order of regulation center, the computing unit of CPU management is from fortune and according to regulation center tune electricity instruction, in original supply network
Upper simulated operation, and carry out emulation DFS again according to simulated operation result and calculate, the result of calculating is sent in SRAM, is led to
Know that the simulation unit of CPU management carries out emulation comparison；Protection DSP hair then is given by protection dsp interface if the verification passes
Electricity order is adjusted, if verifying does not pass through, by the communication interface with FPGA, tells that verifying does not pass through FPGA, simultaneously by FPGA alarm
Remind operation maintenance personnel；
The simulation unit that protection DSP receives CPU management is emulated by opening execution unit after order, starts to do the electric work of tune, together
Even if Shi Kaiqi protects program, power grid security is provided protection against, when adjusting the demand of electricity work to be all satisfied, protection DSP passes through
CPLD operates corresponding exit relay, completes to adjust electricity work.
10. the power grid according to claim 7 for being suitable for open loop power supply based on strong continune component depth-first search is automatic
Adjust electric installation, it is characterised in that: DSP passes through local bus with CPU management and connect FPGA, and FPGA externally provides 8 100,000,000 nets
Network interface, each 100,000,000 network interface connect an ethernet controller；Wherein 4 ethernet controllers are respectively independently connected to
One fiber optical transceiver, fiber optical transceiver are connected to external Ethernet optical fiber；Other 4 ethernet controllers are independently connected
To respective RJ45 network connector, RJ45 network connector is connected to external ethernet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810986651.0A CN108988338A (en) | 2018-08-28 | 2018-08-28 | The power grid for being suitable for open loop power supply based on strong continune component depth-first search adjusts method for electrically and device automatically |
Applications Claiming Priority (1)
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