CN205899894U - Use emulation intelligent ammeter's trouble analogue means - Google Patents
Use emulation intelligent ammeter's trouble analogue means Download PDFInfo
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- CN205899894U CN205899894U CN201620289526.0U CN201620289526U CN205899894U CN 205899894 U CN205899894 U CN 205899894U CN 201620289526 U CN201620289526 U CN 201620289526U CN 205899894 U CN205899894 U CN 205899894U
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Abstract
The utility model provides an use emulation intelligent ammeter's trouble analogue means belongs to the electric power system field. , the main control system chooses the target trouble in following the trouble storehouse, the instruction of formation trouble, with trouble instruction issue to power grid operation fault simulation ware, the electric wire netting combines the trouble instruction, carry out fault handling to sample voltage signal and sample current signal, generate fault voltage data and fault current data, with fault voltage data and fault current data transmission to emulation intelligent ammeter, emulation intelligent ammeter generates the smart power grids trouble that corresponds with the trouble instruction according to fault voltage data and fault current data. Simulate through using power grid operation fault simulation ware and emulation intelligent ammeter to instruct according to the trouble, the simultaneous control host computer is still checked power grid operation fault simulation ware and emulation intelligent ammeter's operating condition to for trainee can train according to exact trouble simulation, thereby improve trainee's skill level.
Description
Technical field
The utility model is related to field of power, particularly to a kind of fault simulation dress of use artificial intelligence electric energy meter
Put.
Background technology
Developing rapidly with national economy, in order to meet growing electrical energy demands, power system is also carrying out skill
The update of art, builds the trend that intelligent grid has become as social progress in power system.
During building intelligent grid, single, three-phase intelligent electric-energy meter has been widely used, and is confined at present
The technical merit of electrician, above-mentioned single, three-phase intelligent electric-energy meter maintenance is substantially carried out by producer.
During realizing the utility model, utility model people find correlation technique at least there is problems in that
Because the consumption of list, three-phase intelligent electric-energy meter is increasing, if all regular maintenance is carried out by producer, can be serious
Impact is single, the utilization and extention of three-phase intelligent electric-energy meter.But current electric power maintenance personnel were not due to participating in intelligent electricity
The training on maintenance of energy table, therefore can not smoothly safeguard to intelligent electric energy meter.
Utility model content
In order to solve the problems, such as correlation technique, the utility model embodiment provides a kind of use artificial intelligence electric energy meter
Failure simulation device, comprising:
Control main frame is connected with operation of power networks fault simulator by wireline cable, described operation of power networks fault simulator
Output end is connected with the input of artificial intelligence electric energy meter；
It is provided with voltage transformer summation current transformer, institute between programmable power supply and described operation of power networks fault simulator
State voltage transformer to be connected with described programmable power supply with the input of described current transformer, described voltage transformer and described electricity
The output end of current transformer is connected with described operation of power networks fault simulator.
Optionally, the failure simulation device of described use artificial intelligence electric energy meter, also includes communicating conversion and control case, described
Control main frame passes through wireless network and described communication conversion and control case communication.
Optionally, in described operation of power networks fault simulator, it is provided with relay.
It is simulated according to faulting instruction by using operation of power networks fault simulator and artificial intelligence electric energy meter, same to time control
Main frame processed is also checked to the working condition of operation of power networks fault simulator and artificial intelligence electric energy meter, thus being trainee
Can be trained according to correct failure simulation method, thus improving the level of skill of trainee.
Brief description
Accompanying drawing 1 be the utility model proposes a kind of failure simulation method of use artificial intelligence electric energy meter flow process illustrate
Figure；
Accompanying drawing 2 be the utility model proposes a kind of failure simulation method of use artificial intelligence electric energy meter local flow process
Schematic diagram one；
Accompanying drawing 3 be the utility model proposes a kind of failure simulation method of use artificial intelligence electric energy meter local flow process
Schematic diagram two；
Accompanying drawing 4 be the utility model proposes a kind of failure simulation method of use artificial intelligence electric energy meter local flow process
Schematic diagram three；
Accompanying drawing 5 be the utility model proposes a kind of failure simulation device of use artificial intelligence electric energy meter structural representation
Figure；
Accompanying drawing 6 be the utility model proposes a kind of failure simulation method of use artificial intelligence electric energy meter another structure
Schematic diagram.
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described further:
The utility model provides a kind of failure simulation method of use artificial intelligence electric energy meter, as shown in figure 1, the method
Including:
11st, control main frame chooses target faults from fault database, generates faulting instruction corresponding with target faults, by fault
Instruction is sent to operation of power networks fault simulator by wireline cable.
12nd, operation of power networks fault simulator obtains sample voltage signal and sample current signal, and combination failure instructs, to sample
This voltage signal and sample current signal carry out troubleshooting, generate false voltage data and fault current data, by fault electricity
Pressure data and fault current data are transmitted to artificial intelligence electric energy meter by wireline cable.
13rd, artificial intelligence electric energy meter obtains false voltage data and fault current data, according to false voltage data and event
Barrier current data generates smart power grid fault corresponding with faulting instruction.
The target faults generating at artificial intelligence electric energy meter in the present embodiment are intelligent grid operation troubles, are broadly divided into
Three classes, i.e. single-phase simulated failure, phase three-wire three Imitating fault and three-phase and four-line Imitating fault.Specifically, each fault
Specifically include:
Single-phase simulated failure: decompression, defluidization, power down, power are anti-.
Phase three-wire three Imitating fault: a phase break phase, c phase break phase, a phase power is anti-, c phase power is anti-, a phase decompression, c phase are lost
Pressure, full decompression, a phase current defluidization, c phase current defluidization, a phase current cutout, c phase current break, power down, voltage misphase sequence, electric current
Misphase sequence.
Three-phase and four-line Imitating fault: a phase break phase, b phase break phase, c phase break phase, a phase power is anti-, b phase power is anti-, c phase work(
Rate is anti-, a phase decompression, b phase decompression, c phase decompression, full decompression, a phase current defluidization, b phase current defluidization, c phase current defluidization, a phase are electric
Stream cutout, b phase current cutout, c phase current break, power down, voltage misphase sequence, electric current misphase sequence.
The above-mentioned all simulated failures being mentioned to, are provided with fault signaling corresponding with each fault, and institute is faulty
And corresponding fault signaling is stored in the fault database propose in step 11.Control main frame chooses specific fault signaling,
In conjunction with the facility information for simulating this simulated failure, generate faulting instruction corresponding with target faults, wrap in this faulting instruction
Containing for simulating the facility information of this fault and specific fault data.Faulting instruction is passed through wireline cable by control main frame
Transmit to operation of power networks fault simulator.
In step 12, operation of power networks fault simulator gets sample voltage signal and sample current signal, according to front
Two kinds of signals are carried out troubleshooting by the faulting instruction that one step gets, and generate false voltage data and fault current data, on
State two kinds of fault datas and be modulated into target faults feature, operation of power networks fault simulator is by above two number of faults
Transmit to artificial intelligence electric energy meter according to by wireline cable, in order to the latter, specifically event is produced according to the fault data receiving
Barrier content.
Optionally, as shown in Fig. 2 operation of power networks fault simulator obtains the tool of sample voltage signal and sample current signal
Body process is as follows:
201st, operation of power networks fault simulator obtains standard voltage signal and standard current signal at programmable power supply.Here
Programmable power supply outside power frequency supply signal is carried out rectifying and wave-filtering process, the standard voltage signal after being processed and mark
Quasi- current signal.
202nd, standard voltage signal is transmitted the control source to voltage transformer in operation of power networks fault simulator
End, obtains sample voltage signal from voltage output end.
203rd, standard current signal is transmitted defeated to the electric current of the current transformer in operation of power networks fault simulator
Enter end, obtain sample current signal from current output terminal.
The voltage transformer summation current transformer of setting in operation of power networks fault simulator, is for scaling transformation electricity
High voltage can be become low-voltage, high current becomes small current by pressure or the equipment of electric current, for measurement or protection system.Its work(
Can be mainly and high voltage or high current scaling transformation be become normal low voltage (100v) or standard small electric current (5a or 1a refers both to
Rated value) to realize the standardization of measuring instrumentss, protection equipment and automatic control equipment, miniaturization.Transformer also may be used simultaneously
It is used for separating high-voltage system, to ensure the safety of the person and equipment.
In the present embodiment, the voltage transformer summation current transformer of use is used for the normal voltage exporting programmable power supply
Signal and standard current signal are converted to and are applied to operation of power networks fault simulator and subsequent simulation intelligent electric energy meter uses model
Voltage and current in enclosing, that is, be convenient for sample voltage signal and the sample current signal of fault simulation.
Optionally, as shown in figure 3, the operation of power networks fault simulator in step 12 combines described faulting instruction, to described
Sample voltage signal and described sample current signal carry out troubleshooting, generate false voltage data and fault current data, bag
Include:
301st, operation of power networks fault simulator obtains fault signature from faulting instruction.Here fault signature is to intelligence
Connecting and disconnecting of the circuit situation when the specific operation troubles of electrical network is simulated, circuit load selection and faulty circuit parameter area etc.
Content.
302nd, operation of power networks fault simulator according to fault signature to residing for sample voltage signal and sample current signal electricity
Controlled member in road carries out gear switch, produces the fault current data with fault signature and false voltage data.In order to
Realize fault simulation in physical circuit, physical circuit be provided with the relay matrix unit being made up of a large amount of relays,
By the regulation of different gears is carried out so that realizing the simulation to fault in circuit to each relay in matrix unit.
Controlled member therein is relay.
It should be noted that in said process, the information flow direction of fault simulation process is control main frame → operation of power networks event
Barrier simulator/artificial intelligence electric energy meter, embodiment is the process that concrete fault generates, and this actual training device can also complete event in fact
Barrier checking work, as shown in figure 4, the idiographic flow of this work is:
21st, control main frame obtains at operation of power networks fault simulator and includes sample voltage data and sample current data exists
Interior malfunction parameter, obtains the event including false voltage data and fault current data at artificial intelligence electric energy meter
Barrier state parameter.
22nd, control main frame is checked with the faulting instruction being generated according to target faults.For guaranteeing operation of power networks fault
The target faults that simulator is included in faulting instruction with the fault that artificial intelligence electric energy meter presents and control main frame are consistent
's.
23rd, when operation of power networks fault simulator and artificial intelligence electric energy meter are in abnormal working condition, order controls master
Machine stops fault simulation, and operation of power networks fault simulator and artificial intelligence electric energy meter are keeped in repair.So that it is guaranteed that electrical network fortune
Row fault simulator and artificial intelligence electric energy meter are in normal working condition.
Thus ensure that the fault to intelligent grid simulation that this actual training device shows to trainee is effective, energy
Trainee is enough made to carry out improving the level of skill of itself after learning training according to this failure simulation method.
To in flow process, signal flows to and is above-mentioned fault keranel: operation of power networks fault simulator/artificial intelligence electric energy meter → control
Main frame, embodiment be fault keranel pair process.
Embodiment two
In order to accurately be controlled to programmable power supply, operation of power networks fault simulator and artificial intelligence electric energy meter, in control
Host peripheral processed is equipped with communication conversion and control case, and control main frame is also communicated with communication conversion and control case.With the addition of communication
After conversion and control case, control main frame is passed through to communicate conversion and control case and operation of power networks fault simulator, programmable power supply and emulation intelligence
Can electric energy meter communication.Based on the main contents of embodiment one, hereafter to the failure simulation method adding after communication conversion and control case
It is specifically described.
Control main frame sends faulting instruction corresponding with target faults to communication conversion and control case, communicates conversion and control case pair
Faulting instruction carries out being analyzed and acquired by specific fault message, according to the difference generating fault object in fault message, by fault
Information is targetedly sent to programmable power supply, operation of power networks fault simulator, artificial intelligence electric energy meter by wireline cable
At least one, in order to three after receiving fault message, programmable power supply can export different types of standard voltage signal
And standard current signal, operation of power networks fault simulator is in the standard voltage signal receiving programmable power supply output and/or mark
After quasi- current signal, in conjunction with the faulting instruction receiving, produce and include false voltage data and the number of faults of fault current data
According to.And after the fault data that transmitted according to operation of power networks fault simulator of artificial intelligence electric energy meter, combination failure signaling, assume list
Simulated failure under simulated failure, phase three-wire three and the simulated failure under three-phase and four-line, thus make the trainee being capable of root
According to the concrete fault producing, complete malfunction elimination work, realize to smart power grid fault analogsimulation, the trainee that withdraws deposit is actual
Ability to work.
After adding communication conversion and control case, hereinbefore the information flow direction of fault simulation process has been changed to: controls master
Machine → communication conversion and control case → (programmable power supply /) operation of power networks fault simulator/artificial intelligence electric energy meter, embodiment is concrete
The process that fault generates.
For fault audit process, after adding communication conversion and control case, then transport from electrical network for communication conversion and control case
The malfunction parameter of the two is obtained at row fault simulator and artificial intelligence electric energy meter, and with the target faults in faulting instruction
Checked.Simultaneously always according to the working condition that both malfunction parameter decisions are residing, when operation of power networks fault simulator and
When artificial intelligence electric energy meter is in abnormal working condition, control main frame is made to stop fault simulation, and to operation of power networks fault mould
Intend device and artificial intelligence electric energy meter is keeped in repair.
The information flow direction of corresponding fault audit process is changed into: (programmable power supply /) operation of power networks fault simulator/emulation intelligence
Can electric energy meter → communication conversion and control case → control main frame.
Adaptive, control main frame, can also be directly after communicating conversion and control case and the communication of artificial intelligence electric energy meter
Send faulting instruction to artificial intelligence electric energy meter, the fault of intelligent electric energy meter can be assumed in order to the latter, complete intelligent electric energy
Table fault simulation.
Here intelligent electric energy meter fault includes: esam communication failure, esam power supply trouble, memory data access fault
(electricity run fly), memory power supply trouble, the overproof fault of the accuracy of measuring, metering stop walking fault (computation chip power supply trouble),
Metering fly away fault, rtc degree of accuracy fault, rtc communication failure, Clock battery is under-voltage, stop copying battery undervoltage, transformer open circuit therefore
Barrier, on-load switch fault, meter power supply power supply trouble, communication module power supply trouble, infrared communication fault, infrared stop copying function therefore
Barrier, 485 wiring error communication failures, 485 baud rate miscommunication faults, 485 baud rate skew communication failures, warning output event
Barrier, liquid crystal display lack picture fault, liquid crystal stops aobvious fault, liquid crystal page turning fault, flashlight output fault, beginning lid fault, game clock
Lid fault, cpu deadlock, multi-functional output fault, button fault, take control module failure.
In this failure simulation method, whole wireline cable uses rs232 or rs485 interface.In order to realize different portions
Data communication between part, the wireline cable in this analogue means is using the interface based on rs232 standard.And in order to further
Realize the network savvy between different parts, being also adapted to property between section components using the interface based on rs485 standard, this
Sample, while realizing point-to-point communication, can also realize network savvy, thus improving the range of this analogue means.
The utility model provides a kind of failure simulation method of use artificial intelligence electric energy meter, including control main frame from event
Barrier chooses target faults in storehouse, generates faulting instruction, and faulting instruction is sent to operation of power networks event by communicating conversion and control case
Barrier simulator, electrical network combination failure instructs, and sample voltage signal and sample current signal are carried out with troubleshooting, generates fault electricity
Pressure data and fault current data, by false voltage data and fault current data transfer to artificial intelligence electric energy meter, emulate intelligence
Energy electric energy meter is according to false voltage data and fault current data genaration smart power grid fault corresponding with faulting instruction.By making
It is simulated according to faulting instruction with operation of power networks fault simulator and artificial intelligence electric energy meter, control main frame is also by logical simultaneously
News conversion and control case is checked to the working condition of operation of power networks fault simulator and artificial intelligence electric energy meter, thus for undergoing training
Personnel can be trained according to correct failure simulation method, thus improving the level of skill of trainee.
Embodiment three
A kind of failure simulation device of use artificial intelligence electric energy meter, the fault simulation of described use artificial intelligence electric energy meter
Device, as shown in Figure 5, comprising:
Control main frame is connected with operation of power networks fault simulator by wireline cable, described operation of power networks fault simulator
Output end is connected with the input of artificial intelligence electric energy meter；
It is provided with voltage transformer summation current transformer, institute between programmable power supply and described operation of power networks fault simulator
State voltage transformer to be connected with described programmable power supply with the input of described current transformer, described voltage transformer and described electricity
The output end of current transformer is connected with described operation of power networks fault simulator.
Optionally, as shown in fig. 6, the failure simulation device of described use artificial intelligence electric energy meter, also include communication conversion
Control cabinet, described control main frame passes through wireless network and described communication conversion and control case communication.
Optionally, in described operation of power networks fault simulator, it is provided with relay.
The actually used flow process of this device is identical with the content in embodiment one and embodiment two, is limited by length here
Just do not repeating.
The utility model provides a kind of failure simulation device of use artificial intelligence electric energy meter, including control main frame from event
Barrier chooses target faults in storehouse, generates faulting instruction, faulting instruction is sent to operation of power networks fault simulator, electrical network combines event
Barrier instruction, carries out troubleshooting to sample voltage signal and sample current signal, generates false voltage data and fault current number
According to by false voltage data and fault current data transfer to artificial intelligence electric energy meter, artificial intelligence electric energy meter is according to fault electricity
Pressure data and fault current data genaration smart power grid fault corresponding with faulting instruction.By using operation of power networks fault simulation
Device and artificial intelligence electric energy meter are simulated according to faulting instruction, and control main frame also to operation of power networks fault simulator and is imitated simultaneously
The working condition of true intelligent electric energy meter is checked, thus can be instructed according to correct failure simulation method for trainee
Practice, thus improving the level of skill of trainee.
Below only the utility model preferably example is described, but is not to be construed as limiting the scope of the invention.
The utility model not only limits to and above example, and its concrete structure allows to change, and those skilled in the art can be according to this reality
Make various changes and deformation with new, without departing from spirit of the present utility model, the appended power of the utility model all should be belonged to
Scope defined in profit requirement.
Each sequence number in above-described embodiment is for illustration only, the elder generation during not representing the assembling of each part or using
Order afterwards.
Claims (3)
1. a kind of failure simulation device of use artificial intelligence electric energy meter is it is characterised in that described use artificial intelligence electric energy meter
Failure simulation device, comprising:
Control main frame is connected with operation of power networks fault simulator by wireline cable, the output of described operation of power networks fault simulator
End is connected with the input of artificial intelligence electric energy meter；
It is provided with voltage transformer summation current transformer, described electricity between programmable power supply and described operation of power networks fault simulator
Pressure transformer is connected with described programmable power supply with the input of described current transformer, and described voltage transformer and described electric current are mutual
The output end of sensor is connected with described operation of power networks fault simulator.
2. the failure simulation device of use artificial intelligence electric energy meter according to claim 1 is it is characterised in that described use
The failure simulation device of artificial intelligence electric energy meter, also include communicate conversion and control case, described control main frame pass through wireless network with
Described communication conversion and control case communication.
3. the failure simulation device of use artificial intelligence electric energy meter according to claim 1 and 2 is it is characterised in that in institute
State in operation of power networks fault simulator, be provided with relay.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620289526.0U CN205899894U (en) | 2016-04-07 | 2016-04-07 | Use emulation intelligent ammeter's trouble analogue means |
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| CN201620289526.0U CN205899894U (en) | 2016-04-07 | 2016-04-07 | Use emulation intelligent ammeter's trouble analogue means |
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| CN205899894U true CN205899894U (en) | 2017-01-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108445286A (en) * | 2018-03-08 | 2018-08-24 | 广西网冠电气有限公司 | A kind of three-phase four-wire system electrical energy meter fault simulator |
| CN113554915A (en) * | 2021-07-27 | 2021-10-26 | 广东电网有限责任公司 | Secondary circuit wiring fault simulation system and method thereof |
| CN113781858A (en) * | 2021-08-23 | 2021-12-10 | 广西电网有限责任公司北海供电局 | Direct current system ground fault troubleshooting training and examination system |
-
2016
- 2016-04-07 CN CN201620289526.0U patent/CN205899894U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108445286A (en) * | 2018-03-08 | 2018-08-24 | 广西网冠电气有限公司 | A kind of three-phase four-wire system electrical energy meter fault simulator |
| CN113554915A (en) * | 2021-07-27 | 2021-10-26 | 广东电网有限责任公司 | Secondary circuit wiring fault simulation system and method thereof |
| CN113781858A (en) * | 2021-08-23 | 2021-12-10 | 广西电网有限责任公司北海供电局 | Direct current system ground fault troubleshooting training and examination system |
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