CN102403792A - Multi-Agent power grid self-adapting intelligent coordination protection control method and control system - Google Patents

Multi-Agent power grid self-adapting intelligent coordination protection control method and control system Download PDF

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CN102403792A
CN102403792A CN2011102659857A CN201110265985A CN102403792A CN 102403792 A CN102403792 A CN 102403792A CN 2011102659857 A CN2011102659857 A CN 2011102659857A CN 201110265985 A CN201110265985 A CN 201110265985A CN 102403792 A CN102403792 A CN 102403792A
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agent
protection
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electrical network
self
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周雪松
谷月
马幼捷
石立国
马步云
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Tianjin University of Technology
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Tianjin University of Technology
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Abstract

A multi-Agent power grid self-adapting intelligent coordination protection control method comprises the steps of partitioning and layering; performing priority processing by partitioning; setting a self-adapting fixed value; computing a node impedance; performing protection setting on a looped network; defining a range of an influence domain and setting a self-adapting fixed value for station protection. A hardware circuit comprises a sensor unit, a signal regulating unit, an A/D (analog/digital) conversion unit, a VC5402 real-time signal acquiring and processing unit, an F2812 later data processing and analyzing unit, a mass storage unit, a communication module, a key and interface unit, a liquid crystal display unit, a power supply and a crystal oscillation unit. The invention has the advantages that based on a wide area network and a multi-Agent theory, the self-adapting protection system has a quick updating capability by directly using an original computation result in a real-time continuous running environment; through coordination and cooperation between intelligent bodies, an on-line real-time setting task for protecting the self-adapting fixed value can be carried out; and accidents caused by a large-area power failure can be effectively avoided.

Description

A kind of electrical network self-adapting intelligent of multi-Agent is coordinated protection control method and control system
(1) technical field:
The electrical network self-adapting intelligent that the invention belongs to electric power system adaptive guard technical field, particularly a kind of multi-Agent is coordinated protection control method and control system.
(2) background technology:
The scale of modern interconnected network constantly enlarges, and when having improved the operation of power networks economic benefit, the territorial scope of fault effects and number of users are also increasing.Along with the deterioration of global natural environment, the generation of natural calamity is more frequent, and the order of severity of electric power system fault and destabilizing factor are rising situation, and the safe and stable operation of electrical network has been brought more and more acid test.For a long time, electric network protection adopt a cover fixedly definite value deal with the strategy of various operational modes, promptly according to the maximum operational mode of the electrical network protection definite value of adjusting, to satisfy the selectivity of protecting; Come the sensitivity of verification definite value according to the minimum operational mode of electrical network.And this dual mode is imagined out by rule of thumb by the personnel of adjusting; Actual mode possibly exceed their confining spectrum, causes the protection definite value to be difficult to be complementary with current operational mode, can't reach optimum performance; Prolong fault clearing time, enlarged the scope of failure removal.Especially under natural calamity on a large scale; Like earthquake, typhoon or dense fog; The many places tripping operation possibly take place in electrical network, and bigger variation has taken place power network topology, and the traditional protection definite value can't contain new operational mode; Cause protection because of the serious decline of sensitivity tripping perhaps loses the selectivity malfunction, further enlarged the large-area power-cuts scope.
Its marrow of adaptive control is that the protection definite value will change and adjustment automatically with power system operating mode, thereby keeps its optimal performance, can solve the problem that the traditional protection system exists preferably.The variation that the adaptive guard system need in real time, accurately obtain power system operating mode is in time corrected the definite value incompatible with it, with correctness, rapidity, the selectivity that guarantees its action.Agent is a kind of have autonomy, independence and social entity.The intelligent behavior that it can decide oneself according to the variation and the knowledge of self of surrounding environment, and can realize that the cooperation of problem is found the solution separately through with other Agent exchange message or knowledge.Each function Agent is responsible for 1 concrete task, therefore can set up the knowledge base of each Agent more targetedly, and obtains higher search efficiency.Agent system is a hot research field of current artificial intelligence, is suitable for solving distributed line solver problem under the network environment, can be self adaptation and coordinates the software architecture that protection system provides high intelligence.
(3) summary of the invention:
The object of the present invention is to provide a kind of electrical network self-adapting intelligent of multi-Agent to coordinate protection control method and control system, it can overcome the deficiency of prior art, is the system that the accident scope was adjusted, reduced to a kind of simple in structure, convenient management, online in real time.
Technical scheme of the present invention: a kind of electrical network self-adapting intelligent of multi-Agent is coordinated the protection control method, it is characterized in that it comprises step:
1. according to structurally layering of electric power system, the characteristics that on the region, distribute, adopt exploitation and the modeling method of control Agent automatically, constructed the self adaptation based on wide area network and multi-Agent of a division laminar and coordinated to protect control strategy;
2. the automatic control Agent of step in 1. is by station Agent of factory and scheduling Agent; Comprise the station Agent of said factory substation Management Agent, operational mode detect Agent and protection Agent; Said scheduling Agent comprises that Control on Communication Agent, Decision Control Agent, power network topology analysis Agent, node impedance battle array Management Agent, protection breakpoint collection are asked for Agent, the domain of influence is asked for Agent, self adaptation definite value calculating Agent and intelligent mobile agent Management Agent;
3. factory station Agent is the current operational mode of electric power system, comprises that trend and the energy output information of on off state amount, the circuit of electrical network sends to scheduling Agent through, wide area network;
4. dispatch Agent and handle, and adopt method for obligating resource to guarantee real-time processing and transmission important information through the selectivity that Control on Communication Agent adopts order wire that mass communication information is distinguished priority;
5. in case dispatch Agent and monitor power system operating mode and change; At first notify factory's station protection Agent cancellation to use old self adaptation definite value; Decision Control Agent plans the task of each sub-function Agent immediately simultaneously; Generate the behavior sequence of Agent, through the coordination of each sub-function Agent, the self adaptation definite value of the electrical network of adjusting;
6. come the variation of topology in the quick tracking station through the adjacency matrix of power network topology analysis Agent modification bus; Again divide into groups bus and be mapped as grid nodes; The partial electric grid topology that changes is also upgraded in quick tracking, and is newly topological according to known electrical network, and node impedance battle array Management Agent is come the concurrent modification impedance battle array except the technology that the employing piecemeal is stored and the message transmission combines; Also should be responsible for carrying out automatically the node equivalence; The cancellation interior contacts forms the equivalent boundary node impedance battle array that each adjacent electrical network needs, and sends to the node impedance battle array Management Agent in abutting connection with electrical network;
7. the node impedance battle array Management Agent of electrical network is propped up the impedance battle array of inside with the value node impedance battle array that waits of each adjacent net and is linked to each other through appending the adjacent line chain, and final formation is suitable for the adjust node impedance battle array of calculating usefulness of Home Network; Simultaneously; Set up the functional dependence set of relations and influence collection of current protection according to the new topology of electrical network; Protection breakpoint collection is asked for the functional dependence set of relations that Agent adopts master/reserve cooperation of protecting in the heuristic search algorithm search electrical network, obtains the breakpoint collection that looped network protection is adjusted fast;
8. the domain of influence is asked for the functional dependence collection and influence collection of Agent according to the current protection of electrical network, defines the scope of the domain of influence;
9. the self adaptation definite value is calculated Agent according to current node impedance battle array, and the breakpoint collection of protection calculates the protection self adaptation definite value that need make adjustment in the domain of influence, through the self adaptation definite value of the long-range setting of high-speed wan factory station protection;
If 10. in self adaptation fixed value adjusting process; New switch changed position incident has taken place in the scheduling Agent system of monitoring; Then restart the task of adjusting: the station protection Agent of each factory should use traditional definite value instead after banning use of old self adaptation definite value order automatically receiving, up to receiving new self adaptation definite value.
A kind of electrical network self-adapting intelligent of multi-Agent is coordinated the protection control system, it is characterized in that it comprises sensor unit, signal condition unit, A/D converting unit, VC5402 live signal sample processing unit, the processing of F2812 later data and analytic unit, mass storage unit, communication module, button and interface unit, liquid crystal display and power supply and crystal oscillator unit; The sensor input connection of said signal condition unit, its output connects the input of A/D converting unit; The output of said A/D converting unit connects the input of VC5402 live signal sample processing unit; Said F2812 later data is handled and the input of analytic unit is connected with the output of power supply and crystal oscillator unit; Be two-way with VC5402 live signal sample processing unit, mass storage unit, communication module and button and interface unit and be connected, its output connects liquid crystal display.
Said sensor unit adopts by Beijing and newly creates soldier's word instrument transformer DVDI-001 that cubic Electronics Co., Ltd. produces.
Said signal condition unit adopts integrated filter MAX274 chip.
The ADS8364 chip that said A/D converting unit selects for use TI company to produce.
Said mass storage unit adopts the FLASH K9F1208U0A chip of RAM chip I S61LV6416 and 64M * 8 of 64K * 16.
Said communication unit RS485 bus, what CAN bus of RS232 bus is made up of.
Operation principle of the present invention: control Agent automatically and refer to one under certain environment; Independently, have certain independence and deduction ability, can and can make a response with other Agent communication interaction in the system again surrounding environment, thereby accomplish the functional module of one or more functional objectives.
System is in the environment of an online continuous service, and the algorithm that its adopts possesses the ability that the analysis that utilizes previous round and result of calculation obtain new round result.In case after system start-up and the substep storage once; Dispatch processor only need be a spot of data broadcasting to other each processors; By the anti-battle array of a plurality of processor concurrent modification groups, shorten modification time greatly, the self adaptation definite value is controlled in the critical field online computing time.
Therefore adopt this control system can guarantee that electrical network uses the self adaptation definite value fully, and can eliminate because of the definite value computational speed does not catch up with electrical network time pace of change, the correct operation of protecting is guaranteed in the perhaps communicating interrupt protection tripping or the malfunction that possibly cause.
Adopt double-layer structure, be divided into dispatching terminal and factory station end two parts.Factory of lower floor station end is responsible for the operational mode information of collection, monitoring electrical network, and sends to dispatching terminal to this information; The upper strata dispatching terminal obtains the operational mode information of system through high-speed wan, and the adjust self adaptation definite value of protection of online in real time.Factory's station end protection is except storing the traditional definite value of a cover, but the self adaptation definite value of receiving scheduling end teletransmission also.Upper strata dispatching terminal and factory of lower floor station end are realized its function through scheduling Agent and the station Agent of factory respectively.
The substation Management Agent is used to provide mobile Agent running environment, and management rests in the network performance monitoring Agent at this factory station, accomplishes the code interpreter and the recovering state of intelligent mobile agent Management Agent; Operational mode detects Agent monitoring power system operating mode, if change, immediately switch changed position information is sent to dispatching terminal; Protection Agent is used to handle sensing data, and gained result and definite value are compared, and confirms whether protection moves.
Decision Control Agent is the control core of scheduling Agent, is used to plan the task of each sub-function Agent, through the coordination of subfunction Agent, and the self adaptation definite value of the electrical network of adjusting; The selectivity that Control on Communication Agent adopts the communication thread pond that mass communication information is distinguished priority is handled, and adopts method for obligating resource to guarantee real-time processing and transmission to important information; Topological analysis Agent is used for when electrical network generation switch changed position incident, and the partial electric grid topology that changes is followed the tracks of, upgraded to the method that adopts graph theory to combine with artificial intelligence technology; Node impedance battle array Management Agent adopts parallel computing concurrent modification start node impedance battle array, and sends to the node impedance battle array Management Agent in abutting connection with electrical network according to new power network topology; Protection breakpoint collection is asked for the functional dependence set of relations that Agent adopts master/reserve cooperation of protecting in the heuristic search algorithm search electrical network, obtains the breakpoint collection that looped network protection is adjusted fast; The domain of influence is asked for the functional dependence collection and influence collection of Agent according to the current protection of electrical network, defines the scope of the domain of influence; The self adaptation definite value is calculated Agent according to new node impedance battle array, breakpoint collection, the self adaptation definite value of each segment protect in the calculating domain of influence; Mobile management Agent is used for the mobile Agent of management system, is responsible for safeguarding the communication between the mobile Agent.
Signal conditions such as the anti-aliasing filter of simulating earlier by the analog signal of voltage, current transformer input, isolation, amplification, level shift, gain adjustment; Getting into the A/D chip subsequently carries out analog-to-digital conversion and becomes digital quantity; Get into digital signal processor TMS320VC5402 through bus then; TMS320VC5402 realizes signal is carried out digital filtering; The measurement of frequency and the adjustment of sample frequency and FFT computing are given TMS320F2812 data through MCBSP then and are further analyzed, store, show, upload processing such as communication.
VC5402 live signal sample processing unit, the bit reversal addressing system of the streamline of 8 unique bus enhancement mode Harvard structures and 6 grades of degree of depth and the instruction of optimizing to FIR are arranged, optimizing to FFT is particularly suitable for carrying out signal processing systems such as FIR, LMS and FFT.Its core voltage is 1.8V, and I/O voltage is 3.3V, and operating rate reaches as high as 160MIPS.The mask ROM that comprises two access DARAM and 4K * 16 of peripheral hardware and 16K * 16 in the sheets such as JTAG emulation interface, two 16 timer, one 8 enhanced host interface (HPI), vibration and phase-locked loop (PLL) circuit, two multichannel buffer serial line interface McBSP0 and McBSP1 in the sheet.
The F2812 later data is handled and analytic unit, is a high-performance that is used to control of TI company, 32 fixed-point DSP chip of multi-functional, high performance-price ratio.The compatible TMS320LF2407 command system of this chip, the highest can under the 150MHz dominant frequency, work, and have on the sheet of 18K * 16 FLASH on the SRAM and 128K * 16 bit slices.Peripheral hardware mainly comprises 2 * 8 tunnel 12 ADC, 2 road SCI, 1 road SPI, 1 road McBSP, 1 road eCAN etc. on its sheet; And have two event manager modules (EVA, EVB), comprise 6 road PWM/CMP, 2 road QEP, 3 road CAP, 2 tunnel 16 bit timing devices (or T xPWM/T x CMP) respectively.In addition, this device also has 3 independently 32 bit CPU timers, and the GPIO pins that reach 56 independent programmings, can extend out greater than 1M * 16 program and data storage.
Integrated filter MAX274 chip; AC signal by the conversion of the isolation amplification of prime and current-voltage carries out anti-aliasing LPF through integrated filter MAX274; The MAX274 chip is the high performance analog filter that a slice comprises four second order filters, can it be set through outer meeting resistance and be Butterworth, Chebyshev or Bessel filter.The present invention adopts the quadravalence Butterworth filter to realize the anti-aliasing filter of signal.Owing to require to measure 50 subharmonic of electric power signal, thus sample frequency select the 6.4KHz filter by frequency configuration at 3KHz.Corresponding being provided with of outer meeting resistance seen shown in the figure four.Carry out level shift afterwards and carry out analog to digital conversion with gain adjustment entering A/D chip.
Superiority of the present invention is: possess under real-time continuous service environment based on wide area network and the theoretical adaptive guard of multi-Agent system; Can directly utilize original result of calculation to carry out the ability of fast updating; Through the coordination between intelligent body; The online in real time that can the accomplish protection self adaptation definite value task of adjusting can effectively be avoided the generation of large area blackout.
(4) description of drawings:
Fig. 1 coordinates the flow chart of protection control method for the electrical network self-adapting intelligent of the related a kind of multi-Agent of the present invention;
Fig. 2 coordinates protection hardware control system implementation structure figure for the electrical network self-adapting intelligent of the related a kind of multi-Agent of the present invention;
Fig. 3 coordinates the hardware implement device schematic diagram of protection control system for the electrical network self-adapting intelligent of the related a kind of multi-Agent of the present invention;
Fig. 4 coordinates voltage, current sensor connection layout in the protection control system for the electrical network self-adapting intelligent of the related a kind of multi-Agent of the present invention;
Fig. 5 coordinates the structure chart of signal modulating unit in the protection control system for the electrical network self-adapting intelligent of the related a kind of multi-Agent of the present invention;
Fig. 6 coordinates the structure chart of memory module in the protection control system for the electrical network self-adapting intelligent of the related a kind of multi-Agent of the present invention;
Fig. 7 coordinates the structure chart of communication module unit in the protection control system for the electrical network self-adapting intelligent of the related a kind of multi-Agent of the present invention;
Fig. 8 is the structure chart of keyboard and interface unit in the electrical network self-adapting intelligent coordination protection control system of the related a kind of multi-Agent of the present invention.
(5) embodiment:
Embodiment: a kind of electrical network self-adapting intelligent of multi-Agent is coordinated protection control method (seeing Fig. 1, Fig. 2), it is characterized in that it comprises step:
1. according to structurally layering of electric power system, the characteristics that on the region, distribute, adopt exploitation and the modeling method of control Agent automatically, constructed the self adaptation based on wide area network and multi-Agent of a division laminar and coordinated to protect control strategy;
2. the automatic control Agent of step in 1. is by station Agent of factory and scheduling Agent; Comprise the station Agent of said factory substation Management Agent, operational mode detect Agent and protection Agent; Said scheduling Agent comprises that Control on Communication Agent, Decision Control Agent, power network topology analysis Agent, node impedance battle array Management Agent, protection breakpoint collection are asked for Agent, the domain of influence is asked for Agent, self adaptation definite value calculating Agent and intelligent mobile agent Management Agent (see figure 1);
3. factory station Agent is the current operational mode of electric power system, comprises that trend and the energy output information of on off state amount, the circuit of electrical network sends to scheduling Agent through, wide area network;
4. dispatch Agent and handle, and adopt method for obligating resource to guarantee real-time processing and transmission important information through the selectivity that Control on Communication Agent adopts order wire that mass communication information is distinguished priority;
5. in case dispatch Agent and monitor power system operating mode and change; At first notify factory's station protection Agent cancellation to use old self adaptation definite value; Decision Control Agent plans the task of each sub-function Agent immediately simultaneously; Generate the behavior sequence of Agent, through the coordination of each sub-function Agent, the self adaptation definite value of the electrical network of adjusting;
6. come the variation of topology in the quick tracking station through the adjacency matrix of power network topology analysis Agent modification bus; Again divide into groups bus and be mapped as grid nodes; The partial electric grid topology that changes is also upgraded in quick tracking, and is newly topological according to known electrical network, and node impedance battle array Management Agent is come the concurrent modification impedance battle array except the technology that the employing piecemeal is stored and the message transmission combines; Also should be responsible for carrying out automatically the node equivalence; The cancellation interior contacts forms the equivalent boundary node impedance battle array that each adjacent electrical network needs, and sends to the node impedance battle array Management Agent in abutting connection with electrical network;
7. the node impedance battle array Management Agent of electrical network is propped up the impedance battle array of inside with the value node impedance battle array that waits of each adjacent net and is linked to each other through appending the adjacent line chain, and final formation is suitable for the adjust node impedance battle array of calculating usefulness of Home Network; Simultaneously; Set up the functional dependence set of relations and influence collection of current protection according to the new topology of electrical network; Protection breakpoint collection is asked for the functional dependence set of relations that Agent adopts master/reserve cooperation of protecting in the heuristic search algorithm search electrical network, obtains the breakpoint collection that looped network protection is adjusted fast;
8. the domain of influence is asked for the functional dependence collection and influence collection of Agent according to the current protection of electrical network, defines the scope of the domain of influence;
9. the self adaptation definite value is calculated Agent according to current node impedance battle array, and the breakpoint collection of protection calculates the protection self adaptation definite value that need make adjustment in the domain of influence, through the self adaptation definite value of the long-range setting of high-speed wan factory station protection;
If 10. in self adaptation fixed value adjusting process; New switch changed position incident has taken place in the scheduling Agent system of monitoring; Then restart the task of adjusting: the station protection Agent of each factory should use traditional definite value instead after banning use of old self adaptation definite value order automatically receiving, up to receiving new self adaptation definite value.
A kind of electrical network self-adapting intelligent of multi-Agent is coordinated protection control system (see figure 3), it is characterized in that it comprises sensor unit, signal condition unit, A/D converting unit, VC5402 live signal sample processing unit, the processing of F2812 later data and analytic unit, mass storage unit, communication module, button and interface unit, liquid crystal display and power supply and crystal oscillator unit; The sensor input connection of said signal condition unit, its output connects the input of A/D converting unit; The output of said A/D converting unit connects the input of VC5402 live signal sample processing unit; Said F2812 later data is handled and the input of analytic unit is connected with the output of power supply and crystal oscillator unit; Be two-way with VC5402 live signal sample processing unit, mass storage unit, communication module and button and interface unit and be connected, its output connects liquid crystal display.
Said sensor unit (see figure 4) adopts by Beijing and newly creates soldier's word instrument transformer DVDI-001 that cubic Electronics Co., Ltd. produces.
Said signal condition unit (see figure 5) adopts integrated filter MAX274 chip.
The ADS8364 chip that said A/D converting unit (see figure 6) selects for use TI company to produce.
Said mass storage unit (see figure 7) adopts the FLASH K9F1208U0A chip of RAM chip I S61LV6416 and 64M * 8 of 64K * 16.
Said communication unit (see figure 8) RS485 bus, what CAN bus of RS232 bus is made up of.

Claims (7)

1. the electrical network self-adapting intelligent of a multi-Agent is coordinated the protection control method, it is characterized in that it comprises step:
1. according to structurally layering of electric power system, the characteristics that on the region, distribute, adopt exploitation and the modeling method of control Agent automatically, constructed the self adaptation based on wide area network and multi-Agent of a division laminar and coordinated to protect control strategy;
2. the automatic control Agent of step in 1. is by station Agent of factory and scheduling Agent; Comprise the station Agent of said factory substation Management Agent, operational mode detect Agent and protection Agent; Said scheduling Agent comprises that Control on Communication Agent, Decision Control Agent, power network topology analysis Agent, node impedance battle array Management Agent, protection breakpoint collection are asked for Agent, the domain of influence is asked for Agent, self adaptation definite value calculating Agent and intelligent mobile agent Management Agent;
3. factory station Agent is the current operational mode of electric power system, comprises that trend and the energy output information of on off state amount, the circuit of electrical network sends to scheduling Agent through, wide area network;
4. dispatch Agent and handle, and adopt method for obligating resource to guarantee real-time processing and transmission important information through the selectivity that Control on Communication Agent adopts order wire that mass communication information is distinguished priority;
5. in case dispatch Agent and monitor power system operating mode and change; At first notify factory's station protection Agent cancellation to use old self adaptation definite value; Decision Control Agent plans the task of each sub-function Agent immediately simultaneously; Generate the behavior sequence of Agent, through the coordination of each sub-function Agent, the self adaptation definite value of the electrical network of adjusting;
6. come the variation of topology in the quick tracking station through the adjacency matrix of power network topology analysis Agent modification bus; Again divide into groups bus and be mapped as grid nodes; The partial electric grid topology that changes is also upgraded in quick tracking, and is newly topological according to known electrical network, and node impedance battle array Management Agent is come the concurrent modification impedance battle array except the technology that the employing piecemeal is stored and the message transmission combines; Also should be responsible for carrying out automatically the node equivalence; The cancellation interior contacts forms the equivalent boundary node impedance battle array that each adjacent electrical network needs, and sends to the node impedance battle array Management Agent in abutting connection with electrical network;
7. the node impedance battle array Management Agent of electrical network is propped up the impedance battle array of inside with the value node impedance battle array that waits of each adjacent net and is linked to each other through appending the adjacent line chain, and final formation is suitable for the adjust node impedance battle array of calculating usefulness of Home Network; Simultaneously; Set up the functional dependence set of relations and influence collection of current protection according to the new topology of electrical network; Protection breakpoint collection is asked for the functional dependence set of relations that Agent adopts master/reserve cooperation of protecting in the heuristic search algorithm search electrical network, obtains the breakpoint collection that looped network protection is adjusted fast;
8. the domain of influence is asked for the functional dependence collection and influence collection of Agent according to the current protection of electrical network, defines the scope of the domain of influence;
9. the self adaptation definite value is calculated Agent according to current node impedance battle array, and the breakpoint collection of protection calculates the protection self adaptation definite value that need make adjustment in the domain of influence, through the self adaptation definite value of the long-range setting of high-speed wan factory station protection;
If 10. in self adaptation fixed value adjusting process; New switch changed position incident has taken place in the scheduling Agent system of monitoring; Then restart the task of adjusting: the station protection Agent of each factory should use traditional definite value instead after banning use of old self adaptation definite value order automatically receiving, up to receiving new self adaptation definite value.
2. the electrical network self-adapting intelligent of a multi-Agent is coordinated the protection control system, it is characterized in that it comprises sensor unit, signal condition unit, A/D converting unit, VC5402 live signal sample processing unit, the processing of F2812 later data and analytic unit, mass storage unit, communication module, button and interface unit, liquid crystal display and power supply and crystal oscillator unit; The sensor input connection of said signal condition unit, its output connects the input of A/D converting unit; The output of said A/D converting unit connects the input of VC5402 live signal sample processing unit; Said F2812 later data is handled and the input of analytic unit is connected with the output of power supply and crystal oscillator unit; Be two-way with VC5402 live signal sample processing unit, mass storage unit, communication module and button and interface unit and be connected, its output connects liquid crystal display.
3. coordinate the protection control system according to the electrical network self-adapting intelligent of a kind of multi-Agent described in the claim 2, it is characterized in that said sensor unit adopts the soldier's word instrument transformer DVDI-001 that is newly created the production of cubic Electronics Co., Ltd. by Beijing.
4. coordinate the protection control system according to the electrical network self-adapting intelligent of a kind of multi-Agent described in the claim 2, it is characterized in that said signal condition unit adopts integrated filter MAX274 chip.
5. coordinate the protection control system according to the electrical network self-adapting intelligent of a kind of multi-Agent described in the claim 2, it is characterized in that the ADS8364 chip that said A/D converting unit selects for use TI company to produce.
6. coordinate the protection control system according to the electrical network self-adapting intelligent of a kind of multi-Agent described in the claim 2, it is characterized in that said mass storage unit adopts the FLASH K9F1208U0A chip of RAM chip I S61LV6416 and 64M * 8 of 64K * 16.
7. coordinate the protection control system according to the electrical network self-adapting intelligent of a kind of multi-Agent described in the claim 2, it is characterized in that said communication unit RS485 bus, what CAN bus of RS232 bus is made up of.
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CN104424510A (en) * 2013-09-06 2015-03-18 华北电力大学(保定) Power transmission grid frame recovering method based on plurality of intelligent bodies and cluster simulation of thermal power generating unit
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