CN204832369U - Detection apparatus for power equipment - Google Patents
Detection apparatus for power equipment Download PDFInfo
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- CN204832369U CN204832369U CN201520276197.1U CN201520276197U CN204832369U CN 204832369 U CN204832369 U CN 204832369U CN 201520276197 U CN201520276197 U CN 201520276197U CN 204832369 U CN204832369 U CN 204832369U
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Abstract
The utility model relates to a detection apparatus for power equipment, a serial communication port, at least an in exchanging output module, remote signalling detection module and state output module, wherein, it is used for the power equipment output alternating voltage electric current that detects to the quilt to exchange output module, remote signalling detection module is used for receiving the power equipment's that is detected remote control output signal, the remote signalling of the power equipment output variation that state output module is used for detecting to the quilt, detection device still includes host system, exchange output module, remote signalling detection module and state output module all with host system connects, and by host system controls respectively, detection device still includes communication module, communication module be used for with by the communication of the power equipment that is detected, acquire the power equipment's that is detected data. Above -mentioned detection device can improve detection efficiency greatly.
Description
Technical field
The utility model relates to technical field of electric power detection, particularly relates to a kind of pick-up unit of power equipment.
Background technology
In the intelligent automation field of power industry, line protective devices, measure and control device and ac sampling device are used.These devices are used for monitoring line load and feeding back to main website, the protection act etc. of control overhead switch, isolating switch, block switch, need 24 hours on-line operations.Normal in order to ensure these plant running, according to power industry state network mark standard regulation, all need every year to detect once.
The mode that tradition detects these devices is all manually detect one by one for different power equipments, and efficiency is very low.
Utility model content
Based on this, being necessary the pick-up unit that a kind of power equipment is provided, than detecting power equipment more quickly, detection efficiency can being improved.
A pick-up unit for power equipment, comprises at least one in AC output module, remote signalling detection module and State-output module; Wherein, described AC output module is used for detected power equipment output AC voltage electric current, described remote signalling detection module is for receiving the remote control output signal of detected power equipment, and described State-output module is used for the remote signalling to detected power equipment exporting change;
Described pick-up unit also comprises main control module, and described AC output module, remote signalling detection module and State-output module are all connected with described main control module, and are controlled respectively by described main control module;
Described pick-up unit also comprises communication module, and described communication module is used for communicating with detected power equipment, obtains the data of detected power equipment.
Wherein in an embodiment, also comprise GPS time service module, for obtaining markers, and when sending to described main control module, remote signalling detection module, State-output module and communication module to carry out pair.
Wherein in an embodiment, when to be designated as time described pair, trueness error is no more than the time value of 1 millisecond.
Wherein in an embodiment, when described remote signalling detection module receives the remote control outlet signal of detected power equipment, record discharge state and markers, target remote signalling detection record during generating strap.
Wherein in an embodiment, described State-output module according to the setting-up time timing output remote signals of main control module, and records remote signals and markers, produces State-output record.
Wherein in an embodiment, described AC output module is also for sending to described main control module by the electric current and voltage value of output.
Wherein in an embodiment, the electric current and voltage precision that described AC output module exports is more than 0.02 grade.
Wherein in an embodiment, adopt Embedded System Structure, described main control module is embedded chip;
Described AC output module adopts DSP hardware platform, and the detection signal utilizing main control module to send controls the electric current and voltage that power amplifier exports setting;
Described remote signalling detection module is connected with the I/O mouth of described embedded chip, adopts optocoupler conducting state to represent remote signalling state;
Described State-output module is connected with the I/O mouth of described embedded chip, utilizes metal-oxide-semiconductor output switching signal.
Wherein in an embodiment, described main control module is communicated with AC output module by RS485 chip, and described main control module is communicated with detected power equipment by RS232 chip.
Wherein in an embodiment, described State-output module also comprises bistable magnetic switch.
The pick-up unit of above-mentioned power equipment, by arranging at least one detection module in AC output module, remote signalling detection module, State-output module, can only detect the power equipment of specific function, or the multiple power equipment with difference in functionality is detected automatically, greatly improves detection efficiency.
Accompanying drawing explanation
Fig. 1 is the module map of the pick-up unit of an embodiment.
Embodiment
Be further described below in conjunction with drawings and Examples.
Fig. 1 is the module map of the pick-up unit of an embodiment.This pick-up unit can be used for detecting different power equipments, to judge this power equipment whether normal operation.Above-mentioned power equipment includes but not limited to generating plant measure and control device, transformer station's measuring and controlling protective device, 10kV ring main unit detection and control terminal, line protective devices and ac sampling device.These power equipments mainly carry out collection and the monitoring of parameter and state to electrical network, and protect electrical network.Such as gather voltage and current, rated output and electrical energy pulse amount, thus know the load of electrical network.The switching-state information gathering grid nodes place can learn the state of a control of electrical network at Nodes.
As shown in Figure 1, this pick-up unit comprises main control module 100, AC output module 200, remote signalling detection module 300, State-output module 400, communication module 500 and GPS time service module 600.Wherein, AC output module 200 is for detected power equipment (sample detecting) 910 output AC voltage electric current; Remote signalling detection module 300 is for receiving the remote control output signal of detected power equipment (switch motion) 920; State-output module 400 is for the remote signalling to detected power equipment (switching value) 930 exporting change.
Be appreciated that this pick-up unit can comprise at least one in AC output module 200, remote signalling detection module 300, State-output module 400 as required.Such as, only can comprise AC output module 200 or only comprise remote signalling detection module 300 or only comprise State-output module 400 or comprise AC output module 200 and remote signalling detection module 300 simultaneously or comprise AC output module 200 and State-output module 400 simultaneously or comprise remote signalling detection module 300 and State-output module 400 simultaneously or comprise AC output module 200, remote signalling detection module 300, State-output module 400 three simultaneously.Therefore only can detect the power equipment of specific function, or the multiple power equipment with difference in functionality is detected.
AC output module 200, remote signalling detection module 300 and State-output module 400 are all connected with main control module 100, and are controlled respectively by main control module 100.Communication module 500, for communicating with detected power equipment 910,920,930, obtains the data of detected power equipment 910,920,930, and sends to main control module 100.
Above-mentioned detection device, by arranging at least one detection module in AC output module 200, remote signalling detection module 300, State-output module 400, can only detect the power equipment of specific function, or the multiple power equipment with difference in functionality is detected automatically, greatly improves detection efficiency.
Particularly, main control module 100 controls AC output module 200 and exports high-precision electric current and voltage, and in the present embodiment, the electric current and voltage precision requiring AC output module 200 to export is more than 0.02 grade.While AC output module 200 output voltage electric current, also the electric current and voltage value of output is sent to main control module 100.Detected power equipment (sample detecting) 910 gathers the electric current and voltage that AC output module 200 exports, and the result of collection is sent to main control module 100 by communication module 500.The electric current and voltage that AC output module 200 and communication module 500 provide respectively contrasts by main control module 100, just can show that whether the function of this power equipment (sample detecting) 910 is normal, thus complete detection.
Main control module 100 also can control the remote signalling of State-output module 300 exporting change.The remote signalling that detected power equipment (switch motion) 920 accepting state output module 300 exports, record remote signalling status switch, and record result is sent to main control module 100 by communication module 500.The remote signalling of the remote signalling status switch received and state of a control output module 300 exporting change contrasts by main control module 100, just can show that whether the function of this power equipment (switch motion) 920 is normal, thus complete detection.
Main control module 100 also can obtain remote control outlet signal (general indicating relay folding) that remote signalling detection module 400 receives from detected power equipment (switching value) 930.The on-off state of self is also also sent to main control module 100 by communication module 500 by power equipment (switching value) 930 simultaneously.By remote signalling detection module 400, main control module 100 detects that the remote signalling that remote signalling and power equipment (switching value) 930 send over contrasts, just can learn that whether the function of power equipment (switching value) 930 is normal, thus complete detection.
GPS time service module 600 for obtaining markers, and when sending to main control module 100, remote signalling detection module 300, State-output module 400 and communication module 500 to carry out pair.When to be designated as time described pair, precision is no more than the time value of 1 millisecond, and error was no more than for 10 nanoseconds.
When remote signalling detection module 300 receives the remote control outlet signal of detected power equipment, record discharge state and markers, target remote signalling detection record during generating strap.In the setting-up time timing output remote signals of State-output module 400 according to main control module 100, and record remote signals and markers, produce State-output record.
Due to pair time precision very high, the collection capacity corresponding in each moment can accurately contrast, thus realizes accurate detection.
The pick-up unit of the present embodiment adopts Embedded System Structure.Particularly, main control module 100 comprises embedded chip; AC output module 200 adopts DSP hardware platform, and the detection signal utilizing the embedded chip of main control module 100 to send controls the electric current and voltage that power amplifier exports setting.
State-output module 300 is connected with the I/O mouth of the embedded chip of main control module 100, utilizes metal-oxide-semiconductor output switching signal.State-output module 300 also comprises bistable magnetic switch, to guarantee the consistance of State-output time.Realize by adding negative voltage at the grid of metal-oxide-semiconductor the technology that metal-oxide-semiconductor thoroughly turns off, adopt bistable magnetic to ensure multichannel State-output consistance actuation time simultaneously, realize the high speed motion of State-output.Main control module 100 feeds back to the state of I/O mouth again according to State-output, adopt queue priority scheduling algorithm, quick and orderly output remote signalling state, the 16 above remote signalling in road realizing electric system testing requirement export simultaneously and conjugate the requirement of 16 times continuously, thus produce SOE storm (sequence of events recording), accurately reach and detect by the requirement of checking device.
Remote signalling detection module 400 is connected with the I/O mouth of described embedded chip, adopts optocoupler conducting state to represent remote signalling state.The I/O mouth of main control module 100 by embedded chip and the optocoupler conducting state of protection circuit direct-detection remote signalling detection module 400.
The embedded chip of main control module 100 is communicated with AC output module 200 by RS485 chip, comprises the electric current and voltage sending detection signal and reception AC output module 200 to AC output module 200.Main control module 100 is communicated with detected power equipment 910,920,930 by RS232 chip.
When GPS time service module 600 communicates and adopts pulse per second (PPS) and inner RS485 chip communication two kinds of modes and main control module 100 pairs, mutually calibrate during two kinds of modes pair, when to guarantee pair, high precision reaches 1 millisecond, and error was 10 nanoseconds.
Communication module 500 uses CDT, XT9702, DISA, new edition CDT, IEC870-5-101, IEC870-5-103, IEC870-5-104, DNP30, SC1801, Modbus, permitted to continue 104, south is from Sc103, south is from 94 stipulations, the sharp RDCU of section, DianKeYuan CEE300, purple light DCAP, four directions CSC2000 stipulations, close energy electrical communications stipulations HN2000, the auspicious scientific and technological NSD500-103 stipulations in south, auspicious relay protection network 103 stipulations in south, Baoding JA-R196, SPA stipulations etc. communicate with detected power equipment.Area protocol (as IEC870-5-104) must use GPS markers with during by checking device pair in communication process.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this instructions is recorded.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a pick-up unit for power equipment, is characterized in that, comprises at least one in AC output module, remote signalling detection module and State-output module; Wherein, described AC output module is used for detected power equipment output AC voltage electric current, described remote signalling detection module is for receiving the remote control output signal of detected power equipment, and described State-output module is used for the remote signalling to detected power equipment exporting change;
Described pick-up unit also comprises main control module, and described AC output module, remote signalling detection module and State-output module are all connected with described main control module, and are controlled respectively by described main control module;
Described pick-up unit also comprises communication module, and described communication module is used for communicating with detected power equipment, obtains the data of detected power equipment.
2. the pick-up unit of power equipment according to claim 1, is characterized in that, also comprises GPS time service module, for obtaining markers, and when sending to described main control module, remote signalling detection module, State-output module and communication module to carry out pair.
3. the pick-up unit of power equipment according to claim 2, is characterized in that, when to be designated as time described pair, trueness error is no more than the time value of 1 millisecond.
4. the pick-up unit of power equipment according to claim 3, is characterized in that, when described remote signalling detection module receives the remote control outlet signal of detected power equipment, and record discharge state and markers, target remote signalling detection record during generating strap.
5. the pick-up unit of power equipment according to claim 3, is characterized in that, described State-output module according to the setting-up time timing output remote signals of main control module, and records remote signals and markers, produces State-output record.
6. the pick-up unit of power equipment according to claim 1, is characterized in that, described AC output module is also for sending to described main control module by the electric current and voltage value of output.
7. the pick-up unit of power equipment according to claim 1, is characterized in that, the electric current and voltage precision that described AC output module exports is more than 0.02 grade.
8. the pick-up unit of power equipment according to claim 1, is characterized in that, adopt Embedded System Structure, described main control module is embedded chip;
Described AC output module adopts DSP hardware platform, and the detection signal utilizing main control module to send controls the electric current and voltage that power amplifier exports setting;
Described remote signalling detection module is connected with the I/O mouth of described embedded chip, adopts optocoupler conducting state to represent remote signalling state;
Described State-output module is connected with the I/O mouth of described embedded chip, utilizes metal-oxide-semiconductor output switching signal.
9. the pick-up unit of power equipment according to claim 8, is characterized in that, described main control module is communicated with AC output module by RS485 chip, and described main control module is communicated with detected power equipment by RS232 chip.
10. the pick-up unit of power equipment according to claim 8, is characterized in that, described State-output module also comprises bistable magnetic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520276197.1U CN204832369U (en) | 2015-04-30 | 2015-04-30 | Detection apparatus for power equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520276197.1U CN204832369U (en) | 2015-04-30 | 2015-04-30 | Detection apparatus for power equipment |
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| CN204832369U true CN204832369U (en) | 2015-12-02 |
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| CN201520276197.1U Expired - Fee Related CN204832369U (en) | 2015-04-30 | 2015-04-30 | Detection apparatus for power equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107329029A (en) * | 2017-07-01 | 2017-11-07 | 合肥东玖电气有限公司 | A kind of detecting system of power equipment |
| CN112924915A (en) * | 2021-01-27 | 2021-06-08 | 云南电网有限责任公司电力科学研究院 | Mutual calibration system and method for voltage monitor |
-
2015
- 2015-04-30 CN CN201520276197.1U patent/CN204832369U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107329029A (en) * | 2017-07-01 | 2017-11-07 | 合肥东玖电气有限公司 | A kind of detecting system of power equipment |
| CN112924915A (en) * | 2021-01-27 | 2021-06-08 | 云南电网有限责任公司电力科学研究院 | Mutual calibration system and method for voltage monitor |
| CN112924915B (en) * | 2021-01-27 | 2023-11-21 | 云南电网有限责任公司电力科学研究院 | Mutual calibration system and method for voltage monitors |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20200430 |
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| CF01 | Termination of patent right due to non-payment of annual fee |