CN107797042A - One kind has phase locked wireless inspection device - Google Patents
One kind has phase locked wireless inspection device Download PDFInfo
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- CN107797042A CN107797042A CN201711255876.0A CN201711255876A CN107797042A CN 107797042 A CN107797042 A CN 107797042A CN 201711255876 A CN201711255876 A CN 201711255876A CN 107797042 A CN107797042 A CN 107797042A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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Abstract
One kind has phase locked wireless inspection device, belongs to technical field of electronic communication, applied to intelligence instrument field, including phase reference device and mobile inspection device.Phase reference device gathers the phase information of benchmark, mobile inspection device is synchronized to by wireless Phase synchronization primary module, the phase signal of wireless Phase synchronization slave module output synchronization in mobile inspection device is to measurement module, and measurement module is according to synchronous phase signal gathered data.
Description
Technical field
The invention belongs to technical field of electronic communication, applied to intelligence instrument field.
Background technology
Wireless inspection device is the instrument for daily inspection equipment operation condition, by the vibration of collecting device, temperature,
The information such as humidity, pressure, stress, illumination, voltage, electric current, electromagnetic field, technical staff is assisted to judge the running situation of equipment, in advance
Sentence potential faults, prejudge fault type and fault location.
Existing wireless inspection device typically only has data acquisition function, and device is held to a certain possible trouble point by personnel
Upper gathered data, this data do not have temporal information and phase information, and the judgement to failure brings uncertainty.
In existing disclosed mobile method for inspecting, also based on wireless network, such as ZIGBEE networks, low precision is produced
Synchronizing signal, the data of its method measurement, synchronization accuracy is low, and triggering mode is single, and without Phase synchronization, application is limited.
It is existing that synchronizing signal, such as patent CN103364698B are also made using GPS, using wireless sensor network
Network, GPS is coordinated to produce synchronizing signal, this measuring method, also without Phase synchronization, using there is limitation.
In order to improve the accuracy of inspection, the present invention is combined high-precision Phase synchronization and time synchronized with mobile inspection
Get up, device deployment is convenient, and precision is high.
The content of the invention
One kind has phase locked wireless inspection device, including phase reference device and at least one mobile inspection dress
Put.
The phase reference device includes：
Phase acquisition module, for acquisition phase information, and it is output to wireless Phase synchronization primary module；
Wireless Phase synchronization primary module, for phase information and temporal information to be sent into mobile inspection device.
The mobile inspection device includes：
Wireless Phase synchronization slave module, for locking phase information and temporal information, and produce phase synchronized signal and be output to and patrol
Detection limit module；
Inspection measurement module, for being measured to measurement object, record phase information and temporal information, measurement is included but not only
It is limited to vibration, temperature, humidity, pressure, stress, illumination, voltage, electric current, electromagnetic field.
Described Phase synchronization primary module and Phase synchronization slave module, communication network is formed, and performs time synchronization protocol,
Slave module is synchronous with the primary module retention time, and while retention time synchronization, phase information is sent to slave module by primary module,
Slave module receiving phase information simultaneously recovers phase signal, and so as to reach slave module, synchronous and phase is same with the primary module retention time
Step.
The inspection measurement module, when measuring related data, a kind of triggering mode is touched on the basis of phase synchronized signal
Send out gathered data.
The inspection measurement module, when measuring related data, another triggering mode is the direct triggering collection of measurement object
Data, and record the temporal information on the basis of phase synchronized signal.
The inspection measurement module, when measuring related data, also another triggering mode be using the synchronous time as
Benchmark, clocked flip gathered data.
The mobile inspection device, the data message of collection, also comprising trigger action when temporal information and phase information.
The mobile inspection device, there is provided interface is connected with computer system.
Brief description of the drawings
Fig. 1 is phase reference installation drawing.
Fig. 2 is mobile inspection device figure.
Fig. 3 is that have phase locked wireless inspection device overall diagram.
Specific embodiment
The present invention may make up according to the detection mode of phase acquisition module and the difference of the metering system of inspection measurement module
Different applications, such as：Shelf depreciation inspection device, vibration inspection device.
Below using shelf depreciation inspection device as embodiments of the invention, it is illustrated.
Shelf depreciation inspection device is used for the data for the partial ionization electric discharge for gathering 50HZ high-tension electricities, and its data can be used for dividing
Analysis and positioning insulation fault.
In the present embodiment, phase acquisition module is specifically used for power frequency zero-crossing examination, exports zero phase pulse, referred to as power frequency
Phase acquisition module（103）；Inspection measurement module is specifically used for the ionic discharge pulse signal of detection measurement high-tension electricity, referred to as office
Portion's discharge measuring module（202）.
As shown in figure 1, reference phase device（101）, by operating frequency phase acquisition module（103）With wireless Phase synchronization main mould
Block（102）Composition.
As shown in Fig. 2 mobile inspection device（201）, include wireless Phase synchronization slave module（203）And measurement of partial discharge
Module（202）Composition.
As shown in figure 3, there is phase locked wireless inspection device (301), including a phase reference device（302）With
Multiple mobile inspection devices, exemplified by only indicating 2 mobile inspection devices in figure, move inspection device 1（303）, mobile inspection dress
Put 2（304）, phase reference device is with moving inspection device wirelessly settling time synchronous communication network.
Phase reference device accesses 50HZ high-voltage lines, and operating frequency phase acquisition module detects and produces 50HZ operating frequency phases letter
Number, as reference phase signal, phase information is produced, by wireless Phase synchronization primary module, is sent to mobile inspection device.
The wireless Phase synchronization slave module of each mobile inspection device receives phase information, recovers and produces Phase synchronization
Signal, measurement of partial discharge module being output to, measurement of partial discharge module records phase information, and when detecting discharge pulse
Recording time information, then using discharge pulse intensity, phase information, temporal information as acquired data storage.
Measurement of partial discharge module can also detect whether discharge pulse under the triggering of phase signal, then will put
Electric pulse intensity, phase information, temporal information are as acquired data storage.
Measurement of partial discharge module can also regularly detect whether discharge pulse, then by discharge pulse intensity, phase
Information, temporal information are as acquired data storage.
In order to facilitate measurement data is obtained, the working process of data is carried out, the movement inspection device can be with department of computer science
System connection.
The shelf depreciation inspection device of the present embodiment, the discharge pulse information each gathered, all with phase information and when
Between information, background processing system can be convenient, and accurate fault location and fault type.
Claims (6)
1. one kind has phase locked wireless inspection device, it is characterised in that：Including phase reference device and at least one shifting
Dynamic inspection device；
The phase reference device includes：
Phase acquisition module, for acquisition phase information, and it is output to wireless Phase synchronization primary module；
Wireless Phase synchronization primary module, for phase information and temporal information to be sent into mobile inspection device；
The mobile inspection device includes：
Wireless Phase synchronization slave module, for locking phase information and temporal information, and produce phase synchronized signal and be output to and patrol
Detection limit module；
Inspection measurement module, for being measured to measurement object, record phase information and temporal information, measurement object include but
It is not limited to vibration, temperature, humidity, pressure, stress, illumination, voltage, electric current, electromagnetic field.
2. there is phase locked wireless inspection device described in claim 1, it is characterised in that：
Described wireless Phase synchronization primary module and wireless Phase synchronization slave module, form communication network, slave module and primary module
Retention time synchronization and Phase synchronization.
3. there is phase locked wireless inspection device described in claim 1, it is characterised in that：
The inspection measurement module, when measuring related data, a kind of triggering mode is to trigger to adopt on the basis of phase synchronized signal
Collect data.
4. there is phase locked wireless inspection device described in claim 1, it is characterised in that：
The inspection measurement module, when measuring related data, another triggering mode is the direct triggering collection data of measurement object,
And record the temporal information on the basis of phase synchronized signal.
5. there is phase locked wireless inspection device described in claim 1, it is characterised in that：
The inspection measurement module, when measuring related data, also another triggering mode be on the basis of the synchronous time,
Clocked flip gathered data.
6. there is phase locked wireless inspection device described in claim 1, it is characterised in that：
The mobile inspection device, the data message of collection, also comprising trigger action when temporal information and phase information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711255876.0A CN107797042A (en) | 2017-12-03 | 2017-12-03 | One kind has phase locked wireless inspection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711255876.0A CN107797042A (en) | 2017-12-03 | 2017-12-03 | One kind has phase locked wireless inspection device |
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| Publication Number | Publication Date |
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| CN107797042A true CN107797042A (en) | 2018-03-13 |
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| CN201711255876.0A Pending CN107797042A (en) | 2017-12-03 | 2017-12-03 | One kind has phase locked wireless inspection device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202034997U (en) * | 2011-04-12 | 2011-11-09 | 浙江华彩科技有限公司 | Interphase data communication and phase synchronism device for high voltage electric energy meters |
| CN104655992A (en) * | 2013-08-20 | 2015-05-27 | 国家电网公司 | GIS partial discharge detection equipment and method |
| CN104808106A (en) * | 2015-04-02 | 2015-07-29 | 广州供电局有限公司 | Electrical equipment local discharge positioning method and system |
| CN105607023A (en) * | 2016-01-28 | 2016-05-25 | 云南电网有限责任公司电力科学研究院 | Pulse signal generation and measurement method for calibration of partial discharge detector |
| CN205301505U (en) * | 2015-12-14 | 2016-06-08 | 广东电网有限责任公司中山供电局 | Partial discharge detector is wireless trigger of power frequency locking phase for system |
| CN205404682U (en) * | 2015-12-23 | 2016-07-27 | 北京榕科电气有限公司 | Wireless phase synchronization device |
| CN207601235U (en) * | 2017-12-03 | 2018-07-10 | 福州开发区慧聚通信技术有限公司 | One kind has phase locked wireless inspection device |
-
2017
- 2017-12-03 CN CN201711255876.0A patent/CN107797042A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202034997U (en) * | 2011-04-12 | 2011-11-09 | 浙江华彩科技有限公司 | Interphase data communication and phase synchronism device for high voltage electric energy meters |
| CN104655992A (en) * | 2013-08-20 | 2015-05-27 | 国家电网公司 | GIS partial discharge detection equipment and method |
| CN104808106A (en) * | 2015-04-02 | 2015-07-29 | 广州供电局有限公司 | Electrical equipment local discharge positioning method and system |
| CN205301505U (en) * | 2015-12-14 | 2016-06-08 | 广东电网有限责任公司中山供电局 | Partial discharge detector is wireless trigger of power frequency locking phase for system |
| CN205404682U (en) * | 2015-12-23 | 2016-07-27 | 北京榕科电气有限公司 | Wireless phase synchronization device |
| CN105607023A (en) * | 2016-01-28 | 2016-05-25 | 云南电网有限责任公司电力科学研究院 | Pulse signal generation and measurement method for calibration of partial discharge detector |
| CN207601235U (en) * | 2017-12-03 | 2018-07-10 | 福州开发区慧聚通信技术有限公司 | One kind has phase locked wireless inspection device |
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