CN203672991U - Automatic detection system for multifunctional distribution equipment - Google Patents
Automatic detection system for multifunctional distribution equipment Download PDFInfo
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- CN203672991U CN203672991U CN201320859049.3U CN201320859049U CN203672991U CN 203672991 U CN203672991 U CN 203672991U CN 201320859049 U CN201320859049 U CN 201320859049U CN 203672991 U CN203672991 U CN 203672991U
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- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
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- 238000012360 testing method Methods 0.000 description 17
- 238000004891 communication Methods 0.000 description 7
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
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Abstract
The utility model discloses an automatic detection system for multifunctional distribution equipment. The automatic detection system comprises a control unit, a switch processor and a relay protection unit, wherein the switch processor is used for controlling opening/closing motions of a primary equipment switch, an output end of the switch processor is connected with the control unit, the switch processor is connected with a synchronous detection unit, the synchronous detection unit is used for detecting opening/closing trigger signals transmitted by the switch processor, the relay protection unit comprises a relay processor, a D/A converter, a low pass filter and a power amplifier, the relay processor is connected with the control unit through a control interface, the relay processor, the D/A converter, the low pass filter and the power amplifier are sequentially connected, the power amplifier is connected with an A/D converter, and the A/D converter is connected with the relay processor. The automatic detection system respectively detects different performances of the intelligent distribution equipment through integrating multiple detection function modules, has simple operation steps, reduces workload of workers on site, and saves economic investment.
Description
Technical field
The utility model relates to power distribution technical field of automation, especially relates to a kind of Multifunctional power distribution equipment automatic checkout system.
Background technology
Along with the development of power automation, realizing power distribution network intelligent operation and controlling is the direction of modern electric development, and along with spreading out of distribution automation construction, intelligent power distribution equipment uses gradually widely at electrical network.Wherein, wisdom on-pole switch, wisdom ring main unit etc. are the important wisdom controller switching equipments of realizing distribution automation; And in actual supply line, wisdom controller switching equipment running environment is severe, wide coverage, therefore very important to the detection of these wisdom controller switching equipment performances.
The checkout equipment function singleness at present intelligent power distribution equipment being detected; as circuit breaker characteristic checkout equipment independently, independently relay protection checkout equipment or the checkout equipment with stipulations testing software independently; every kind of checkout equipment function is all more single; only realize a kind of measuring ability to wisdom controller switching equipment; because the total quantity of wisdom controller switching equipment is large; region disperses; Detection task is heavy, need to drop into a large amount of human and material resources this kind of wisdom controller switching equipment carried out to different types of functional detection.
Utility model content
Based on this, be necessary for the deficiencies in the prior art, a kind of Multifunctional power distribution equipment automatic checkout system is provided, integrated each measuring ability module of energy, respectively the different performance of wisdom controller switching equipment is detected, there is easy operation steps, alleviate field personnel's workload, save economic input.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of Multifunctional power distribution equipment automatic checkout system, and it comprises control module, switch process device and Relay Protection Unit;
Described switch process device is for controlling the divide-shut brake action of primary equipment switch, and the output terminal of described switch process device is connected with described control module;
Described switch process device connects synchronous detection unit, the divide-shut brake trigger pip that described synchronous detection unit sends for detection of switch process device;
Described Relay Protection Unit comprises relay processor, D/A converter, low-pass filter and power amplifier, and described relay processor is connected with control module by control interface; Described relay processor, D/A converter, low-pass filter, power amplifier connect successively;
Described power amplifier connects A/D converter, and described A/D converter is connected with relay processor.
In an embodiment, described control module is connected with external feeder automation detection and control terminal by IO interface therein, and described control module is tested for feeder automation detection and control terminal being communicated to stipulations access property by IO interface.
Therein in an embodiment, the fracture connecting valve driving power of described primary equipment switch, described fracture is the make break contact of primary equipment switch.
In an embodiment, described switch drive supply voltage is 24V therein.
Therein in an embodiment, the signal of separating brake or combined floodgate is controlled in described switch process device output, drive the divide-shut brake coil of primary equipment switch, described primary equipment switch connecting valve operating power, described switching manipulation power supply is for providing power supply to the driving of divide-shut brake coil.
In an embodiment, the DC voltage of described switching manipulation power supply is 30V～300V therein, and DC current is 20A.
In an embodiment, described relay processor is connected with control module by RS232 control interface therein.
In an embodiment, Relay Protection Unit also comprises the temperature sensor that mates setting with power amplifier therein, and the output terminal of described temperature sensor is connected with relay processor, for monitoring the heating temp of power amplifier.
In an embodiment, described Relay Protection Unit also comprises the power amplifier switch being connected with power amplifier therein, and described power amplifier switch is for the switching of power amplifier is controlled, and described relay processor also opens or cuts out for controlling power amplifier switch.
Therein in an embodiment, described relay processor adopting DDS chip.
In sum, the utility model Multifunctional power distribution equipment automatic checkout system gathers the fracture signal of primary equipment switch by switch process device, the divide-shut brake trigger pip that coordinates synchronous detection unit detector switch processor to send, and utilize control module to communicate the test of stipulations access property to feeder automation detection and control terminal, respectively the different performance of wisdom controller switching equipment is detected, reduce wisdom controller switching equipment ratio of defects, can obtain accurate test data, be conducive to carry out accident post analysis, reduce the required manpower of crash analysis, physics and crash analysis cycle, there is easy operation steps, alleviate operating personnel's workload, improve its maintenance levels, save economic input, can get rid of in time accident potential, thereby improve the operation and maintenance level of wisdom controller switching equipment automated system, reduce the power grid accident loss bringing because of wisdom controller switching equipment fault simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model Multifunctional power distribution equipment automatic checkout system;
Fig. 2 is the schematic diagram of the utility model Multifunctional power distribution equipment automatic checkout system in conjunction with embodiment.
Embodiment
For further understanding feature of the present utility model, technological means and the specific purposes that reach, function, below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As depicted in figs. 1 and 2, the utility model Multifunctional power distribution equipment automatic checkout system, comprise control module, switch process device and Relay Protection Unit, described control module is by IO interface and external feeder automation detection and control terminal (Feederterminalunit, FTU) connect, described switch process device is for controlling the divide-shut brake action of primary equipment switch, and the output terminal of described switch process device is connected with described control module; Wherein, the fracture connecting valve driving power of described primary equipment switch, described switch drive supply voltage is 24V, and described switch drive power supply is for providing power supply to the driving of fracture, and described fracture is the make break contact of primary equipment switch.
Described switch process device is for gathering the fracture signal of primary equipment switch, in the time need to testing the mechanical property of primary equipment switch, the signal of separating brake or combined floodgate is controlled in the output of switch process device, drive the divide-shut brake coil of primary equipment switch, described primary equipment switch connecting valve operating power, the DC voltage of described switching manipulation power supply is 30V～300V, and DC current is 20A, and described switching manipulation power supply is for providing power supply to the driving of divide-shut brake coil; Described switch process device connects synchronous detection unit, the divide-shut brake trigger pip that described synchronous detection unit sends for detection of switch process device, the signal of described divide-shut brake trigger pip and described control separating brake or combined floodgate triggers simultaneously, described synchronous detection unit detects after the divide-shut brake trigger pip of divide-shut brake coil, produce pulse, described pulse is given switch process device with the form of interrupting; Described switch process device receives that after the interruption pulse signal that synchronous detection unit sends, the status signal that starts the fracture to primary equipment switch gathers, and calculates the branch wire time of primary equipment switch according to the opening/closing time of fracture.
Described Relay Protection Unit is used for exporting test electric current and voltage, described Relay Protection Unit comprises relay processor, D/A converter, low-pass filter and power amplifier, described relay processor adopting DDS chip (DirectDigitalSynthesizer, Direct Digital Synthesizer), described relay processor is connected with control module by RS232 control interface, in order to the control information of reception control unit, and complete operational order corresponding to corresponding control information; Described relay processor, D/A converter, low-pass filter, power amplifier connect successively, wherein, D/A converter, low-pass filter are for processing and obtain analog frequency signal the digitized sine wave of relay processor output, described power amplifier amplifies processing the analog frequency signal that obtains, exports larger voltage, electric current carries out operational testing to offer primary equipment switch; Wherein, the mechanically actuated test of primary equipment switch operates respectively under 30%, 65%, 100%, 120% rated operational voltage, and under 30% rated operational voltage, primary equipment switch is score, combined floodgate not; Under 65%, 100%, 120% rated operational voltage, primary equipment switch should be able to reliably divide, close a floodgate.
Described power amplifier connects A/D converter, described A/D converter is connected with relay processor, voltage, the electric current of described power amplifier output are gathered by relay processor after A/D converter converts digital signal to, and described relay processor is in order to detect voltage, the current value through power amplifier output.
Further, described power amplifier place coupling is provided with temperature sensor, and the output terminal of described temperature sensor is connected with relay processor, and described temperature sensor is for monitoring the heating temp of power amplifier; Described power amplifier connects power amplifier switch, and described power amplifier switch is controlled in order to the switching to power amplifier; If the heating temp of power amplifier exceedes preset value, temperature sensor sends early warning signal to relay processor, and relay processor cuts out power amplifier by controlling power amplifier switch, and then power amplifier is played a protective role.
Therein in an embodiment; the power amplifier guard signal that described relay processor can received power amplifier sends; by comparing actual parameter and the parameter preset of power amplifier; in order to monitor the duty of power amplifier; in the time there is abnormality in power amplifier; close power amplifier by controlling power amplifier switch, and then realize the protection to power amplifier.
Therein in an embodiment, described control module communicates the test of stipulations access property by IO interface to feeder automation detection and control terminal, alarm signal is uploaded to distribution monitoring backstage by the communications such as that described feeder automation detection and control terminal can adopt is wireless, carrier wave, optical fiber, shortens operating personnel's trouble shooting time; Control module has the function of analog simulation main website, realize the access test that feeder automation detection and control terminal is sent to the communication protocol on distribution monitoring backstage, the stipulations standard that the test process of the access of communication protocol can be monitored backstage according to distribution is carried out selection and the configuration of test command as required, the stepping that realizes the test process of the access of communication protocol shows, when the processing that occurs reporting to the police when abnormal of the test command of communication protocol, wherein, communication protocol can carry out customized development and modification according to demand.
Particularly, feeder automation detection and control terminal has the function of IO data acquisition, Telemetry Data Acquisition, control module is in the time carrying out the anti-shake test of remote signalling to feeder automation detection and control terminal, certain pulse width is exported in control module control, and the remote signalling displacement event producing by monitoring feeder automation detection and control terminal, detect the remote signalling pulse width critical value that tested feeder automation detection and control terminal can be identified, be the anti-shake parameter of remote signalling of feeder automation detection and control terminal; Wherein, to be the feeder automation detection and control terminal signal that feeds back to control module become 1 or become 0 from 1 from 0 to remote signalling displacement event.
Control module is carrying out SOE(SequenceOfEvent to feeder automation detection and control terminal, sequence of events recording) when resolution test, certain pulse interval is exported in control module control, and receive by communication protocol the band markers SOE event that feeder automation detection and control terminal to be measured feeds back, thereby detect the time interval of the minimum remote signalling displacement that feeder automation detection and control terminal to be measured can differentiate, be the SOE minimum resolution of feeder automation detection and control terminal.
Control module is in the time taking remote measurement acquisition precision test to feeder automation detection and control terminal, three-phase voltage, the electric current of control module control output degree of precision, detect voltage, the current value of feeder automation detection and control terminal feedback to be measured and judge, and then calculating the precision of the telemetry-acquisition of feeder automation detection and control terminal; Wherein, remote measurement is remote measurement, and by gathering and transmit operational factor, operational factor comprises various electric parameters values such as () voltage on circuit, electric current, power and load trend etc.
In sum, the utility model Multifunctional power distribution equipment automatic checkout system gathers the fracture signal of primary equipment switch by switch process device, the divide-shut brake trigger pip that coordinates synchronous detection unit detector switch processor to send, and utilize control module to communicate the test of stipulations access property to feeder automation detection and control terminal, respectively the different performance of wisdom controller switching equipment is detected, reduce wisdom controller switching equipment ratio of defects, can obtain accurate test data, be conducive to carry out accident post analysis, reduce the required manpower of crash analysis, physics and crash analysis cycle, there is easy operation steps, alleviate operating personnel's workload, improve its maintenance levels, save economic input, can get rid of in time accident potential, thereby improve the operation and maintenance level of wisdom controller switching equipment automated system, reduce the power grid accident loss bringing because of wisdom controller switching equipment fault simultaneously.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model 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, protection domain of the present utility model should be as the criterion with claims.
Claims (10)
1. a Multifunctional power distribution equipment automatic checkout system, is characterized in that: comprise control module, switch process device and Relay Protection Unit;
Described switch process device is for controlling the divide-shut brake action of primary equipment switch, and the output terminal of described switch process device is connected with described control module;
Described switch process device connects synchronous detection unit, the divide-shut brake trigger pip that described synchronous detection unit sends for detection of switch process device;
Described Relay Protection Unit comprises relay processor, D/A converter, low-pass filter and power amplifier, and described relay processor is connected with control module by control interface; Described relay processor, D/A converter, low-pass filter, power amplifier connect successively;
Described power amplifier connects A/D converter, and described A/D converter is connected with relay processor.
2. Multifunctional power distribution equipment automatic checkout system according to claim 1, it is characterized in that: described control module is connected with external feeder automation detection and control terminal by IO interface, described control module is tested for feeder automation detection and control terminal being communicated to stipulations access property by IO interface.
3. Multifunctional power distribution equipment automatic checkout system according to claim 1, is characterized in that: the fracture connecting valve driving power of described primary equipment switch, described fracture is the make break contact of primary equipment switch.
4. Multifunctional power distribution equipment automatic checkout system according to claim 3, is characterized in that: described switch drive supply voltage is 24V.
5. Multifunctional power distribution equipment automatic checkout system according to claim 1, it is characterized in that: the signal of separating brake or combined floodgate is controlled in described switch process device output, drive the divide-shut brake coil of primary equipment switch, described primary equipment switch connecting valve operating power, described switching manipulation power supply is for providing power supply to the driving of divide-shut brake coil.
6. Multifunctional power distribution equipment automatic checkout system according to claim 5, is characterized in that: the DC voltage of described switching manipulation power supply is 30V～300V, DC current is 20A.
7. Multifunctional power distribution equipment automatic checkout system according to claim 1, is characterized in that: described relay processor is connected with control module by RS232 control interface.
8. Multifunctional power distribution equipment automatic checkout system according to claim 3; it is characterized in that: described Relay Protection Unit also comprises the temperature sensor that mates setting with power amplifier; the output terminal of described temperature sensor is connected with relay processor, for monitoring the heating temp of power amplifier.
9. according to the Multifunctional power distribution equipment automatic checkout system described in claim 1 or 8; it is characterized in that: described Relay Protection Unit also comprises the power amplifier switch being connected with power amplifier; described power amplifier switch is for the switching of power amplifier is controlled, and described relay processor also opens or cuts out for controlling power amplifier switch.
10. Multifunctional power distribution equipment automatic checkout system according to claim 1, is characterized in that: described relay processor adopting DDS chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320859049.3U CN203672991U (en) | 2013-12-24 | 2013-12-24 | Automatic detection system for multifunctional distribution equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320859049.3U CN203672991U (en) | 2013-12-24 | 2013-12-24 | Automatic detection system for multifunctional distribution equipment |
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| Publication Number | Publication Date |
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| CN203672991U true CN203672991U (en) | 2014-06-25 |
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| CN201320859049.3U Expired - Lifetime CN203672991U (en) | 2013-12-24 | 2013-12-24 | Automatic detection system for multifunctional distribution equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340968A (en) * | 2016-10-21 | 2017-01-18 | 国网山东省电力公司电力科学研究院 | Integrated support system and method for management and control of power distribution network |
-
2013
- 2013-12-24 CN CN201320859049.3U patent/CN203672991U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340968A (en) * | 2016-10-21 | 2017-01-18 | 国网山东省电力公司电力科学研究院 | Integrated support system and method for management and control of power distribution network |
| CN106340968B (en) * | 2016-10-21 | 2020-02-14 | 国网山东省电力公司电力科学研究院 | Integrated support system and method for power distribution network management and control |
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Granted publication date: 20140625 |
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| CX01 | Expiry of patent term |