CN205091439U - Many outlet relay protection device action contact monitor - Google Patents
Many outlet relay protection device action contact monitor Download PDFInfo
- Publication number
- CN205091439U CN205091439U CN201520886175.7U CN201520886175U CN205091439U CN 205091439 U CN205091439 U CN 205091439U CN 201520886175 U CN201520886175 U CN 201520886175U CN 205091439 U CN205091439 U CN 205091439U
- Authority
- CN
- China
- Prior art keywords
- signal
- connection point
- switching value
- exit relay
- action connection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Abstract
The utility model discloses a many outlet relay protection device action contact monitor, including outlet relay action contact state acquisition module, switching value emission module and signal receiving and processing host computer, outlet relay action contact state acquisition module is connected with switching value emission module, switching value emission module passes through wireless transmission to signal receiving and processing host computer, the state acquisition module will detect signal transmission and give switching value emission module, the different signals that switching value emission module will detect send the host computer to signal receiving and processing after the signal data set up the processing, the signal receiving and processing host computer is used for receiving the storage detected signal to correspond it and show on man -machine processing unit's display screen. The utility model discloses move the contact with outlet relay and use radio transmission technology to send to the host computer, can solve the complicated problem of many outlet relay protection device debugging work wiring, labour saving and time saving, to a great extent has improved work efficiency.
Description
Technical field
The utility model relates to the technical field of microprocessor-based products of power system protective relaying device debugging, is specifically related to a kind of multiple exit relay protection action connection point monitoring apparatus based on transmission of wireless signals.
Background technology
At present, in China's electric system, relay protection device mostly is microcomputer based relay protective device, and microcomputer based relay protective device utilizes the normal opened contact of exit relay to control isolating switch breaker tripping and closing.When grid collapses, protective relaying device needs to jump, when closing isolating switch, the normal opened contact of its exit relay closes, and connects the control loop of isolating switch, realizes isolating switch breaker tripping and closing.The protective devices such as tranformer protection, bus protection, low-frequency low-voltage load shedding device need the isolating switch quantity of control a lot, and corresponding exit relay quantity is a lot.By the outlet matrix arranged in software, each relay whether action and sequence of movement is set.In microcomputer based relay protective device construction debugging, acceptance test, periodic inspection or one-hundred-percent inspection, the action situation of inspection exit relay is major tasks, and workload is large and consuming time many.Reduce the proving time that exit relay checking time significantly can shorten a whole set of multiple exit relay protection, be to provide the key factor of whole work efficiency.
In the prior art, the method for power engineering field test exit relay action situation only has one: use the conducting shelves of digital multimeter to measure the closed situation of outlet relay normally open contact.
But use the course of work of said method inspection multiple exit relay, need same to protect element, repeatedly, can determine in each protection element should the relay action message of action for perseveration, should the relay of action reliably not be failure to actuate.The job step of this method of inspection is repetitive operation, needs many people, plenty of time, and occurs that work is omitted, the possibility of carelessness is larger.
Utility model content
Technical problem to be solved in the utility model is to provide that a kind of debugging efforts wiring is simple, work efficiency much higher exit relay protective device action connection point monitor.
For achieving the above object, the utility model adopts following technical scheme:
Multiple exit relay protection action connection point monitor, comprise exit relay action connection point state acquisition module, switching value transmitter module and Signal reception processing host, described exit relay action connection point state acquisition module is connected with switching value transmitter module, and described switching value transmitter module is by being wirelessly transmitted to Signal reception processing host; Wherein,
Described state acquisition module comprises some on-off model collecting units expanding quantity only, and for detecting, outlet actuating of relay contact disconnects, closure signal, and this detection signal is sent to switching value transmitter module;
Described switching value transmitter module comprises some signal transmitting units expanding quantity only, for the unlike signal detected is sent to Signal reception processing host after signal data set handling;
Described Signal reception processing host comprises signal processing unit and man-machine processing unit, for receiving storage detection signal, and its correspondence is presented on the display screen of man-machine processing unit.
In such scheme, further, described exit relay action connection point state acquisition module adopts highly sensitive intelligent IC MICRF211 chip detection exit relay action connection point closure signal.
In such scheme, further, described exit relay action connection point switching value transmitter module adopts CC1020 chip, described signal data is set to the CC1020 chip of all signal transmitter units to be set to same channel, and data transfer mode, data layout are consistent, and distribute an address code to each CC1020 chip, to distinguish different action connection points, guarantee the uniqueness of address code.
In such scheme, further, described signal processing unit adopts CC1101 chip, by the on-off state information of MEG48PA process unlike signal transmitting element, and be numbered by the address code that signal transmitting unit is preset, be sent to display screen after transferring reception information to RS-485 form.
In such scheme; further; in order to the situation preventing from protective device action connection point from returning causing display result also to return occurs, described man-machine processing unit comprises maintenance and reset function, keeps the contact detection signal result shown can through hand resetting on a display screen.
In such scheme, further, in order to the space of reducing internal circuit is arranged, described display screen is liquid crystal touch screen, more convenient operation.
In such scheme, further, in order to make the data stabilization of reception, reliable, described switching value transmitter module and Signal reception processing host wireless transmission adopt micropower to be the ISM band of 3 ~ 10ms, the signal that will send is through GFSK demodulation, and when inputting exit relay action connection point signal, described switching value transmitter module sends at least three signals continuously to Signal reception processing host continuously.
Compared with prior art, the beneficial effects of the utility model are:
1) the utility model first Application Radio Transmission Technology assistant adjustment work in microcomputer based relay protective device debugging field, Radio Transmission Technology is used to be sent to main frame exit relay action connection point, the problem of multiple exit relay protection debugging efforts wiring complexity can be solved, significantly reduce the work of a large amount of duplicate measurements contact conducting when verifying trip(ping) circuit, significantly reduce protective relaying device exit relay action frequency, debugging efforts wiring is simpler, work efficiency is higher;
2) namely different address codes is distributed to different signals collecting sending modules at transmission phase signal; to distinguish different action connection points; and the wireless signal used is open frequency range; transmission of wireless signals equipment is without the need to applying for frequency range; the signal of this frequency range is on protective relaying device without impact, and data receiver is more reliable.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is FB(flow block) of the present utility model.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but the utility model is not limited to these embodiments.
As Fig. 1, a kind of embodiment that Fig. 2 proposes, multiple exit relay protection action connection point monitor, comprise exit relay action connection point state acquisition module, switching value transmitter module and Signal reception processing host, described exit relay action connection point state acquisition module is connected with switching value transmitter module, described switching value transmitter module is by being wirelessly transmitted to Signal reception processing host, described switching value transmitter module and Signal reception processing host wireless transmission adopt micropower to be the ISM band of 3 ~ 10ms, it is unipole antenna that wireless transmission distance (visual range) can reach the normal antenna used in the short-haul connections of 200 meters, helical antenna and tours antenna, preferably, best and simple 1/4 wave monopole of the utility model usable range, the signal that will send is through GFSK demodulation, and when inputting exit relay action connection point signal, described switching value transmitter module sends at least three signals continuously to Signal reception processing host continuously, ensure that data receiver reliability, stability.
Described state acquisition module comprises some on-off model collecting units expanding quantity only, for detecting, outlet actuating of relay contact disconnects, closure signal, and this detection signal is sent to switching value transmitter module, described exit relay action connection point state acquisition module adopts highly sensitive intelligent IC MICRF211 chip detection exit relay action connection point closure signal, more accurate when making collection contact point signal.
Described switching value transmitter module comprises some signal transmitting units expanding quantity only, for the unlike signal detected is sent to Signal reception processing host after signal data set handling, described switching value transmitter module adopts CC1020 chip, described signal data is set to the CC1020 chip of all signal transmitter units to be set to same channel, and data transfer mode, data layout are consistent, and distribute an address code to each CC1020 chip, ensure that address code is unique.It is worthy of note, because radio communication CC1020 module dissipation of the present utility model is low, so not too strict to power consumption requirements.
Described Signal reception processing host comprises signal processing unit and man-machine processing unit, for receiving storage detection signal, and its correspondence is presented on the display screen of man-machine processing unit, described signal processing unit adopts CC1101 chip, it is consistent with CC1020 that channel, data transfer mode and data layout are set, by the on-off state information of MEG48PA process unlike signal transmitting element, and be numbered by the address code that signal transmitting unit is preset, be sent to display screen after transferring reception information to RS-485 form; Described man-machine processing unit comprises maintenance and reset function, keeps the contact detection signal result shown can through hand resetting on a display screen, in order to involution screen display to original state.It is worthy of note, the power consumption of signal processing unit mainly liquid crystal touch screen, the power consumption of a demand fulfillment liquid crystal touch screen.
These are only and embodiment of the present utility model is described; be not limited to the utility model; for a person skilled in the art; all within spirit of the present utility model and principle; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. multiple exit relay protection action connection point monitor, it is characterized in that: comprise exit relay action connection point state acquisition module, switching value transmitter module and Signal reception processing host, described exit relay action connection point state acquisition module is connected with switching value transmitter module, and described switching value transmitter module is by being wirelessly transmitted to Signal reception processing host; Wherein,
Described state acquisition module comprises some on-off model collecting units expanding quantity only, and for detecting, outlet actuating of relay contact disconnects, closure signal, and this detection signal is sent to switching value transmitter module;
Described switching value transmitter module comprises some signal transmitting units expanding quantity only, for the unlike signal detected is sent to Signal reception processing host after signal data set handling;
Described Signal reception processing host comprises signal processing unit and man-machine processing unit, for receiving storage detection signal, and its correspondence is presented on the display screen of man-machine processing unit.
2. multiple exit relay protection action connection point monitor according to claim 1, is characterized in that: described exit relay action connection point state acquisition module adopts highly sensitive intelligent IC MICRF211 chip detection exit relay action connection point closure signal.
3. multiple exit relay protection action connection point monitor according to claim 1; it is characterized in that: described exit relay action connection point switching value transmitter module adopts CC1020 chip; described signal data is set to the CC1020 chip of all signal transmitter units to be set to same channel; and data transfer mode, data layout are consistent, and distribute an address code to each CC1020 chip.
4. multiple exit relay protection action connection point monitor according to claim 1; it is characterized in that: described signal processing unit adopts CC1101 chip; by the on-off state information of MEG48PA process unlike signal transmitting element; and be numbered by the address code that signal transmitting unit is preset, be sent to display screen after transferring reception information to RS-485 form.
5. multiple exit relay protection action connection point monitor according to claim 1, is characterized in that: described man-machine processing unit comprise maintenance and reset function, keep on a display screen show contact detection signal result can through hand resetting.
6. multiple exit relay protection action connection point monitor according to claim 1, is characterized in that: described display screen is liquid crystal touch screen.
7. multiple exit relay protection action connection point monitor according to claim 1; it is characterized in that: described switching value transmitter module and Signal reception processing host wireless transmission adopt micropower to be the ISM band of 3 ~ 10ms; the signal that will send is through GFSK demodulation; and when inputting exit relay action connection point signal, described switching value transmitter module sends at least three signals continuously to Signal reception processing host continuously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520886175.7U CN205091439U (en) | 2015-11-09 | 2015-11-09 | Many outlet relay protection device action contact monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520886175.7U CN205091439U (en) | 2015-11-09 | 2015-11-09 | Many outlet relay protection device action contact monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205091439U true CN205091439U (en) | 2016-03-16 |
Family
ID=55482111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520886175.7U Withdrawn - After Issue CN205091439U (en) | 2015-11-09 | 2015-11-09 | Many outlet relay protection device action contact monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205091439U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109191815A (en) * | 2018-08-16 | 2019-01-11 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of wireless auxiliary contact transfer device and method |
| CN112462299A (en) * | 2020-10-20 | 2021-03-09 | 云南电网有限责任公司昆明供电局 | Portable relay protection secondary open-loop wireless verification device |
| CN113341854A (en) * | 2021-05-31 | 2021-09-03 | 贵州天义电器有限责任公司 | Power control box information acquisition control system |
| CN115902451A (en) * | 2022-10-09 | 2023-04-04 | 国网安徽省电力有限公司滁州供电公司 | Relay protection monitoring system based on intelligent matching |
-
2015
- 2015-11-09 CN CN201520886175.7U patent/CN205091439U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109191815A (en) * | 2018-08-16 | 2019-01-11 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of wireless auxiliary contact transfer device and method |
| CN112462299A (en) * | 2020-10-20 | 2021-03-09 | 云南电网有限责任公司昆明供电局 | Portable relay protection secondary open-loop wireless verification device |
| CN113341854A (en) * | 2021-05-31 | 2021-09-03 | 贵州天义电器有限责任公司 | Power control box information acquisition control system |
| CN115902451A (en) * | 2022-10-09 | 2023-04-04 | 国网安徽省电力有限公司滁州供电公司 | Relay protection monitoring system based on intelligent matching |
| CN115902451B (en) * | 2022-10-09 | 2023-09-15 | 国网安徽省电力有限公司滁州供电公司 | Relay protection monitoring system based on intelligent matching |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101738565B (en) | Adaptive fault indicator | |
| CN205091439U (en) | Many outlet relay protection device action contact monitor | |
| CN101576416B (en) | System for monitoring contact temperature of high-voltage switch cabinet on line | |
| CN102545152B (en) | A kind of Intelligent surge protector monitoring system | |
| CN204241594U (en) | A kind of real-time monitoring system for substation transformer operating condition | |
| CN201956930U (en) | Novel electric system capable of preventing electricity from being stolen based on GFSK wireless data communication technology | |
| CN203339659U (en) | Single-phase electric leakage protection and power supply automation recovery device | |
| CN203101548U (en) | Insulation on-line monitoring device applied to high voltage device | |
| CN103163371A (en) | Portable detector for high-voltage transmission line harmonic waves | |
| CN105446248A (en) | Power grid power distribution security auxiliary monitoring system | |
| CN205539277U (en) | Transmission line arrester health condition on -line monitoring device | |
| CN103259336A (en) | High-voltage fault monitoring system based on internet of things technology | |
| CN203931134U (en) | A kind of high-tension switch cabinet intelligent radio temp measuring system based on ZigBee technology | |
| CN205246796U (en) | Used leakance electricity fault detection of transformer substation device | |
| CN102494786A (en) | Device for wirelessly monitoring contact temperature of high-voltage switch cabinet | |
| CN104267321A (en) | GIS state monitoring device based on Zigbee wireless networking | |
| CN204376947U (en) | A kind of multiple wireless temperature, voltage intelligent monitoring device based on web technology | |
| CN203205980U (en) | High-voltage fault monitoring system based on Internet-of-things technology | |
| CN203786788U (en) | Intelligent timing and counting system | |
| CN103499762A (en) | Online detection device for leakage current of lightning arrester of power distribution network | |
| CN203324341U (en) | Voltage transformer ID-code recognition device | |
| CN203502531U (en) | Online detection device of leakage currents of power distribution network lighting arrestors | |
| CN203551120U (en) | Wireless temperature measuring device | |
| CN202382859U (en) | Wireless monitoring apparatus for contact temperature of high voltage switch cabinet | |
| CN202793612U (en) | Wireless intelligent online temperature measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160316 Effective date of abandoning: 20221125 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160316 Effective date of abandoning: 20221125 |