CN201113293Y - Simulation disc for power transmission and distribution control - Google Patents
Simulation disc for power transmission and distribution control Download PDFInfo
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- CN201113293Y CN201113293Y CNU2007200692173U CN200720069217U CN201113293Y CN 201113293 Y CN201113293 Y CN 201113293Y CN U2007200692173 U CNU2007200692173 U CN U2007200692173U CN 200720069217 U CN200720069217 U CN 200720069217U CN 201113293 Y CN201113293 Y CN 201113293Y
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Abstract
The utility model discloses an analog board for power transmission and distribution control, comprising an operation display screen and a control device. The operation display screen is provided with a function selecting zone and an analog display operation zone, wherein the function selecting zone is provided with a state selection switch for choosing the operation mode, an alarm and the simulation display operation zone is provided with a plurality of breakers and the corresponding indicating lights for each breaker. The control device comprises an I/O unit connected with the state selection switch, the alarm, the plurality of circuit breakers and indicating light, a communication unit connected with a computer which is connected with a power transmission and distribution system, a memory cell for storing the equipment state table containing the circuit breaker conditions or power transmission and distribution conditions and generating a interlocking information table according to the state table and a processing unit which is connected with the I/O unit, the communication unit and the memory cell, and is used for updating the state table based on the input of the breaker or the communication unit and generating a control signal by comparing the state table with the interlocking condition information table.
Description
Technical field
The utility model relates to a kind of electric power operation device, relates in particular to be located at the mimic panel that power transmission and distribution control centre is used for the grid switching operation simulation.
Background technology
At power transmission and distribution control centre (electric substation, switchgear house etc.), all dispose mimic panel, be used for carrying out the preceding preview of grid switching operation and the worker is carried out training on operation.Therefore this mimic panel is not connected with the electrical power trans mission/distribution system that need carry out actual grid switching operation, during the preview before carrying out grid switching operation, needs the several programs of experience.At first, write down the current state of actual electrical power trans mission/distribution system, and mimic panel is arranged to the current state of actual electrical power trans mission/distribution system; Secondly, carry out simulated operation,, therefore often need to carry out repeatedly simulated operation because manual operation might be made a fault; After simulated operation is correct, the printing ticket, in view of the above actual electrical power trans mission/distribution system is operated, yet the operation of carrying out according to operation order, still may be owing to mistake appears in human error, cause electrical power trans mission/distribution system to go wrong, this is for requiring very strict electrical power trans mission/distribution system to be difficult to accept to operation.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of intelligentized mimic panel, can simplify the preview flow process, and guarantees the correctness of electrical power trans mission/distribution system grid switching operation, stops human error.
The utility model is to solve the problems of the technologies described above the technical scheme that adopts to provide a kind of power transmission and distribution control mimic panel, the simulated operation that is used for electrical power trans mission/distribution system, it comprises an operating display and a control device, described operating display has a function selecting district and a simulation display operation district, described function selecting district has a state selecting switch in order to select operating mode, an alarm, and described simulation display operation district has a plurality of circuit breakers and corresponding to the indicator light of each circuit breaker; Described control device comprises: an I/O unit is connected with described state selecting switch, alarm, a plurality of circuit breaker and indicator light respectively; One communication unit be connected to a computer, and described computer is connected with described electrical power trans mission/distribution system, transfers to described control device in order to the equipment state with electrical power trans mission/distribution system; One processing unit, be connected with memory cell with described I/O unit, communication unit, also generate an interlocking conditional information table in view of the above in order to upgrade a state table according to the input of circuit breaker or communication unit, and, produce a control signal according to the comparative result of state table with interlocking conditional information table; And a memory cell, be used to store described state table and described interlocking conditional information table.Wherein, described state table comprises described a plurality of circuit-breaker status or electrical power trans mission/distribution system state, and described interlocking conditional information table comprises the interlocking condition of described each circuit-breaker status or electrical power trans mission/distribution system state.
Above-mentioned power transmission and distribution control is with in the mimic panel, and described operator scheme comprises exercise mode, preview pattern, real-time display mode and grid switching operation pattern.
Above-mentioned power transmission and distribution control is with in the mimic panel, and the control signal of described processing unit comprises according to the input of circuit breaker to be controlled its corresponding indicator light output, control one of them that alarm equipment alarm was exported, driven to corresponding indicator light according to the input of communication unit.
Above-mentioned power transmission and distribution control is with in the mimic panel, and described control device is made of Programmable Logic Controller.
Above-mentioned power transmission and distribution control is with in the mimic panel, and described alarm comprises alarm lamp and/or buzzer.
Above-mentioned power transmission and distribution control is with in the mimic panel, and described function selecting district also has examination lamp and a reset button and an alarm release button, is connected with described I/O unit respectively.
The utility model makes it compared with prior art owing to adopt technique scheme, has following beneficial effect:
1. can stop because preview in the operation or the human error in the practical operation;
2. can realize the functions such as warning of the demonstration in real time of electrical power trans mission/distribution system running status, training on operation, operation preview, misoperation.
Description of drawings
Below in conjunction with the drawings and specific embodiments feature and advantage of the present utility model are described, wherein:
Fig. 1 is the structural representation of power transmission and distribution control of the present utility model with mimic panel.
Fig. 2 is the structural representation of control device of the present utility model.
Fig. 3 is a workflow diagram of the present utility model.
Embodiment
See also shown in Figure 1ly, mimic panel 10 of the present utility model is made up of control device 1, operating display 2.Mimic panel 10 is connected with computer (PC) 20, and computer 20 passes through Ethernet 50 then connection printer 30, electrical power trans mission/distribution system 40.In operating display 2, simulation display operation district 4 and function selecting district 5 have been divided into.Wherein simulate the pattern that display operation district 4 uses the single line schematic diagram, in this zone, comprise a plurality of circuit breakers 41, wherein each circuit breaker is provided with the indicator light 42 of expression circuit breaker switching state.When circuit breaker 41 is in when pulling out state, indicator light 42 is lighted, and can show the state of circuit breaker very intuitively.Circuit breaker quantity in the simulation display operation district 4 is to set according to the needs of grid switching operation, and Fig. 1 only represents the example of a demonstration.
In function selecting district 5, be provided with a state selecting switch 51, an examination lamp and reset button 52, a misoperation photoflash lamp (being alarm lamp) 53, one alarm buzzer 54 and a releasing alarm button 55.Wherein, state selecting switch 51 has 4 positions such as " grid switching operation ", " exercise ", " show in real time ", " preview ", is respectively applied for to control mimic panel 10 and be in above-mentioned four kinds of patterns, below these four kinds of patterns is described respectively.
When state selecting switch 51 is chosen in " exercise " position, the operation of mimic panel 10 only is presented at simulation display operation district 4, this pattern can be used for operation practice, electrical teaching, system introduction etc.
When state selecting switch 51 switches in " showing in real time " position, the state that mimic panel 10 is shown and the running status of electrical power trans mission/distribution system 40 are identical, but the operation to electrical power trans mission/distribution system 40 can not produce practical function, only be presented at simulation display operation district 4, this pattern can be used for monitoring the running status of electrical power trans mission/distribution system 40.
When state selecting switch 51 switches in " preview " position, the running status of electrical power trans mission/distribution system 40 that the shown state of mimic panel 10 and state selecting switch 51 switch to preview position moment is identical, and the operation of circuit breaker 41 only is presented in simulation display operation district 4.This state can be used for the preview before the grid switching operation, guarantees that the operation order of actual field operation time institute's foundation is accurate, stops human error.
When state selecting switch 51 switched in " grid switching operation " position, the state that mimic panel 10 is shown and the running status of electrical power trans mission/distribution system 40 were identical, if correct to the operation of electrical power trans mission/distribution system 40, then can produce the practical operation effect.This pattern can be used for verifying whether the grid switching operation step is in full accord with the preview step, stops human error once more.
For realizing above-mentioned functions, as shown in Figure 2, control device 1 comprises array structure down: an I/O unit 11, a memory cell 12, a processing unit 13 and a communication unit 14.Wherein I/O unit 11 respectively with a plurality of circuit breakers 41 and the indicator light 42 in pattern display operation district 4, and the state selecting switch 51 in function selecting district 5, examination lamp are connected with reset button 52, misoperation photoflash lamp 53, alarm buzzer 54 and releasing alarm button 55.In the present embodiment, I/O unit 11 for example has input interface I10～I80 and the output interface Q10～Q80 in input interface I00～I03, the input interface I04 that connects alarm release button 55, the input interface I05 that connects examination lamp and reset button, connection mode display operation district 4 of connection status selector switch 51 and the output interface Q00 and the output interface Q01 that is connected alarm buzzer 54 that is connected misoperation photoflash lamp 53.I/O unit 11 is connected to processing unit 13, carries out above-mentioned input and/or output according to the control signal of processing unit 13.
Hold above-mentionedly, memory cell 12 is connected with processing unit 13, is used to store a state table, and an interlocking conditional information table that produces according to state table.This state table comprises a plurality of circuit-breaker status, perhaps comprises the equipment state of electrical power trans mission/distribution system.This interlocking conditional information table comprises the interlocking condition between each state.For instance, the current state of respective circuit breakers in each data positional represenation system in the state table, combined floodgate is 1, separating brake is 0; And each data bit represents that can corresponding circuit-breaker status be changed in the interlocking conditional information table, can not be 1, can be 0.For example 1 section inlet wire, 2 sections inlet wires, female connections in three switches can only have two whiles at most in the combined floodgate service position in the system.If 1 section inlet wire, 2 sections service entrance switchs are in the combined floodgate service position in the state table, then in the chain condition information table of Sheng Chenging, the bus connection switch flag bit is 1, and the expression bus connection switch can not close a floodgate, if close a floodgate then warning the display operation mistake.Control device 1 each input and output dotted state of scanning generates state table, generates interlocking conditional information table then, and state table contents changes, the also corresponding change of the conditional information table content of then interlocking.
See also shown in Figure 3ly, at first, carry out a model selection,, describe respectively with regard to four patterns below promptly according to the corresponding operator scheme of the choice of location of state selecting switch 51 (step 301):
In exercise mode, processing unit 13 reads input and output dotted state (being the current state of all circuit breakers 41 and indicator light 42 thereof in the pattern display operation district 4) via I/O unit 11, generate a state table, and write storage unit 12 (step 310), then, processor unit 13 calls interlocking condition subprogram, generate interlocking conditional information table according to above-mentioned state table, and write storage unit 12 (step 311), then, the card operation signal is prepared to receive by system, when carrying out a step card, operating personnel operate, I/O unit 11 input point generation state variation, and processing unit 13 reads this step operation (step 312), compare with interlocking conditional information table content, judge whether this step operation is that interlocking conditional information table allows (step 313).If then processing unit 13 is through I/O unit 11 output signals, the indicator light 42 in control model display operation district 4 shows this action (step 314), and generate new state table and interlocking conditional information table (step 315), after this, return after the step 311, wait for next step operation, so circulation; If not, then processing unit 13 does not show this action in control model display operation district 4, but controlled function selects misoperation photoflash lamp 53 and alarm buzzer 54 in the district 5 to work simultaneously, send sound and light alarm (step 316), can remove warning if press releasing alarm button 55 this moment, press examination lamp and reset button 52, then reset and return, wait for next operation.At last, after the sequence of operations step is finished, processing unit 13 storage operation steps, and these steps are transferred to computer 20 via communication unit 14, by its control printer 30 printing steps (step 350).
The characteristics of above-mentioned exercise mode are, mimic panel 10 is operated, and the step of operation is arbitrarily, and the effect that shows only takes place in operation, and this pattern is used for exercise and teaching.
In real-time display mode, the field equipment state (being the current state of electrical power trans mission/distribution system 40) that processing unit 13 receives from computer 20 via communication unit 11, make the display screen state consistent with field equipment state, generate a state table, and write storage unit 12 (step 320), then, processor unit 13 calls interlocking condition subprogram, generate interlocking conditional information table according to above-mentioned state table, and write storage unit 12 (step 321), then, can receive the execute-in-place signal, when operating personnel carry out a step during execute-in-place, this operation signal is transferred to computer 20, and is transferred to processing unit 13 through communication unit 11, and processing unit 13 reads this step operation (step 322), and compare with interlocking conditional information table content, judge whether this step operation is interlocking conditional information table permission (step 323).If then processing unit 13 is through I/O unit 11 output signals, the indicator light 42 in control model display operation district 4 shows this action (step 324), and generate new state table and interlocking conditional information table (step 325), after this, return after the step 321, wait for next step operation, so circulation; If not, then processing unit 13 does not show this action in control model display operation district 4, but controlled function selects misoperation photoflash lamp 53 and alarm buzzer 54 in the district 5 to work simultaneously, send sound and light alarm (step 326), can reset by examination lamp and reset button 52 this moment and return, wait for next operation.At last, after the sequence of operations step is finished, processing unit 13 storage operation steps, and these steps are transferred to computer 20 via communication unit 14, by its control printer 30 printing steps (step 350).
The characteristics of above-mentioned real-time display mode are, electrical power trans mission/distribution system 40 is operated, and the step of operation is not what be scheduled to, and the effect that shows only takes place in operation, and this pattern is used to monitor field equipment state.
In the preview pattern, processing unit 13 reads input and output dotted state (being the current state of all circuit breakers 41 and indicator light 42 thereof in the pattern display operation district 4) via I/O unit 11, generate a state table, and write storage unit 12 (step 330), then, processor unit 13 is handled interlocking condition subprogram, generate interlocking conditional information table according to above-mentioned state table, and write storage unit 12 (step 331), then, can receive the card operation signal, when operating personnel carry out card when operation in step according to the step of drafting, processing unit 13 reads this step operation (step 332), and compares with interlocking conditional information table content, judges whether this step operation is that interlocking conditional information table allows (step 333).If then processing unit 13 is through I/O unit 11 output signals, the indicator light 42 in control model display operation district 4 shows this action (step 334), and generate new state table and interlocking conditional information table (step 335), after this, return after the step 321, wait for next step operation, so circulation; If not (pulling out operating mistakes such as circuit breaker in "on" position) as circuit breaker takes place, then processing unit 13 does not show this action in control model display operation district 4, but controlled function selects misoperation photoflash lamp 53 and alarm buzzer 54 in the district 5 to work simultaneously, send sound and light alarm (step 336), can reset by examination lamp and reset button 52 this moment and return, wait for next operation.At last, after the sequence of operations step is finished, processing unit 13 storage operation steps, and these steps are transferred to computer 20 via communication unit 14, go up (step 350) by its control printer 30 printing steps in one " operation order ".
The preview pattern is as the preview of the grid switching operation pattern of reality, and whether being used for checking, to draft step accurate.
In the grid switching operation pattern, operating personnel go to carry out on the field apparatus (being electrical power trans mission/distribution system 40) practical operation (or carrying out central remote control) according to preview " operation order ".The field equipment state (being the current state of electrical power trans mission/distribution system 40) that processing unit 13 receives from computer 20 via communication unit 11, generate a state table, and write storage unit 12 (step 340), then, processor unit 13 calls interlocking condition subprogram, generate interlocking conditional information table according to above-mentioned state table, and write storage unit 12 (step 341), then, can receive the execute-in-place signal, when operating personnel carry out a step during execute-in-place, this operation signal is transferred to computer 20, and is transferred to processing unit 13 through communication unit 11, and processing unit 13 reads this step operation (step 342), compare with interlocking conditional information table content, judge whether this step operation is that interlocking conditional information table allows (step 343).If, then processing unit 13 is through communication unit 14 outputs one confirmation signal, machine 20 is transferred to electrical power trans mission/distribution system 40 as calculated, electrical power trans mission/distribution system 40 actions (step 344), processing unit 13 also generates new state table and interlocking conditional information table (step 345), after this, returns after the step 341, wait for next step operation, so circulation; If not, then processing unit 13 controlled function select misoperation photoflash lamp 53 and alarm buzzer 54 in the district 5 to work simultaneously, send sound and light alarm (step 346), an and exportable contact signal, machine 20 is transferred to electrical power trans mission/distribution system 40 warnings as calculated, can reset by examination lamp and reset button 52 this moment and return, wait for next operation.If the sequence of operations step is consistent with the preview operation, after then electrical power trans mission/distribution system 40 is carried out series of steps, processing unit 13 storage operation steps, and these steps are transferred to computer 20 via communication unit 14, by its control printer 30 printing steps (step 350).
In the utility model, the aforesaid operations pattern is not all to be necessary, can select being used in combination of several modes wherein as required.
In one embodiment, above-mentioned control device 1 can be made of miniature PLC.PLC uses very extensive in electric equipment, most electrical equipment personnel know quite well it, particularly miniature PLC, command system is simple, and programming is convenient, in recent years the miniature PLC of Sheng Chaning also has drawing formula programing function mostly, utilize the public PC of a Taiwan Affairs Office, with the special programming software of its configuration, the electrical equipment symbol is placed on the drawing by the schematic diagram order one by one, on the screen of PC, obtain the width of cloth picture identical, just can finish programming with schematic diagram.User program is safeguarded all very convenient.In addition, the price of miniature PLC is very low, can reduce the cost of mimic panel.
Above embodiment explanation only is preferred embodiment explanation of the present utility model, and those skilled in the art can make the replacement and the modification of other all equivalence according to the foregoing description explanation of the present utility model.Yet these are replaced and revise according to all equivalences that the utility model embodiment is done, and belong to invention spirit of the present utility model and reach by in the claim that claim defined.
Claims (4)
1. power transmission and distribution are controlled and are used mimic panel, the simulated operation that is used for electrical power trans mission/distribution system, it is characterized in that, comprise an operating display and a control device, described operating display has a function selecting district and a simulation display operation district, described function selecting district has a state selecting switch in order to select operating mode, an alarm, and described simulation display operation district has a plurality of circuit breakers and corresponding to the indicator light of each circuit breaker; Described control device comprises:
One I/O unit is connected with described state selecting switch, alarm, a plurality of circuit breaker and indicator light respectively;
One communication unit be connected to a computer, and described computer is connected with described electrical power trans mission/distribution system, transfers to described control device in order to the equipment state with electrical power trans mission/distribution system;
One processing unit, be connected with memory cell with described I/O unit, communication unit, in order to upgrade a state table according to the input of circuit breaker or communication unit and to generate an interlocking conditional information table in view of the above, and according to the comparative result of state table with interlocking conditional information table, produce a control signal, wherein said state table comprises described a plurality of circuit-breaker status or electrical power trans mission/distribution system state, and described interlocking conditional information table comprises the interlocking condition of described each circuit-breaker status or electrical power trans mission/distribution system state; And
One memory cell is used to store described state table and described interlocking conditional information table.
2. mimic panel is used in power transmission and distribution control as claimed in claim 1, it is characterized in that described control device is made of Programmable Logic Controller.
3. mimic panel is used in power transmission and distribution control as claimed in claim 1, it is characterized in that described alarm comprises alarm lamp and/or buzzer.
4. mimic panel is used in power transmission and distribution control as claimed in claim 1, it is characterized in that, described function selecting district also has examination lamp and a reset button and an alarm release button, is connected with described I/O unit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200692173U CN201113293Y (en) | 2007-04-24 | 2007-04-24 | Simulation disc for power transmission and distribution control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200692173U CN201113293Y (en) | 2007-04-24 | 2007-04-24 | Simulation disc for power transmission and distribution control |
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| CN201113293Y true CN201113293Y (en) | 2008-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2007200692173U Expired - Fee Related CN201113293Y (en) | 2007-04-24 | 2007-04-24 | Simulation disc for power transmission and distribution control |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102074902A (en) * | 2010-12-10 | 2011-05-25 | 中国舰船研究设计中心 | Visual alternating current distribution board with interlock protection function |
| CN102571385A (en) * | 2010-12-17 | 2012-07-11 | 沈阳易讯科技股份有限公司 | Safety management system for communication transmission network |
| CN103050906A (en) * | 2012-12-17 | 2013-04-17 | 苏州工业园区金禾电气设备有限公司 | State display method of primary device wiring diagram of electric power system |
| CN103143335A (en) * | 2013-03-08 | 2013-06-12 | 密西西比国际水务有限公司 | Running control system of active coke regenerating device |
| CN103163865A (en) * | 2013-03-08 | 2013-06-19 | 密西西比国际水务有限公司 | Running control system of destructive distillation sludge device |
| CN103730858A (en) * | 2013-12-27 | 2014-04-16 | 苏州市龙源电力科技股份有限公司 | Transformer substation control system up to and including 10KV |
| CN105284025A (en) * | 2013-05-31 | 2016-01-27 | 三菱电机株式会社 | Interlock display system for breaker and breaker |
| CN105390965A (en) * | 2015-11-20 | 2016-03-09 | 国网山东蓬莱市供电公司 | Transformer substation switching operation simulation board |
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2007
- 2007-04-24 CN CNU2007200692173U patent/CN201113293Y/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102074902A (en) * | 2010-12-10 | 2011-05-25 | 中国舰船研究设计中心 | Visual alternating current distribution board with interlock protection function |
| CN102074902B (en) * | 2010-12-10 | 2012-11-14 | 中国舰船研究设计中心 | Visual alternating current distribution board with interlock protection function |
| CN102571385A (en) * | 2010-12-17 | 2012-07-11 | 沈阳易讯科技股份有限公司 | Safety management system for communication transmission network |
| CN103050906A (en) * | 2012-12-17 | 2013-04-17 | 苏州工业园区金禾电气设备有限公司 | State display method of primary device wiring diagram of electric power system |
| CN103050906B (en) * | 2012-12-17 | 2016-03-02 | 苏州工业园区金禾电气设备有限公司 | The state display method of electric power system primary equipment winding diagram |
| CN103143335A (en) * | 2013-03-08 | 2013-06-12 | 密西西比国际水务有限公司 | Running control system of active coke regenerating device |
| CN103163865A (en) * | 2013-03-08 | 2013-06-19 | 密西西比国际水务有限公司 | Running control system of destructive distillation sludge device |
| CN103143335B (en) * | 2013-03-08 | 2014-09-24 | 密西西比国际水务有限公司 | Running control system of active coke regenerating device |
| CN103163865B (en) * | 2013-03-08 | 2015-03-18 | 密西西比国际水务有限公司 | Running method of running control system of destructive distillation sludge device |
| CN105284025A (en) * | 2013-05-31 | 2016-01-27 | 三菱电机株式会社 | Interlock display system for breaker and breaker |
| EP3007292A4 (en) * | 2013-05-31 | 2017-01-25 | Mitsubishi Electric Corporation | Interlock display system for breaker and breaker |
| CN105284025B (en) * | 2013-05-31 | 2018-01-23 | 三菱电机株式会社 | The interlocking display system and breaker of breaker |
| CN103730858A (en) * | 2013-12-27 | 2014-04-16 | 苏州市龙源电力科技股份有限公司 | Transformer substation control system up to and including 10KV |
| CN105390965A (en) * | 2015-11-20 | 2016-03-09 | 国网山东蓬莱市供电公司 | Transformer substation switching operation simulation board |
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Granted publication date: 20080910 Termination date: 20100424 |