CN205861881U - Portable GIS local discharge high frequency sensors test device - Google Patents
Portable GIS local discharge high frequency sensors test device Download PDFInfo
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- CN205861881U CN205861881U CN201620577527.5U CN201620577527U CN205861881U CN 205861881 U CN205861881 U CN 205861881U CN 201620577527 U CN201620577527 U CN 201620577527U CN 205861881 U CN205861881 U CN 205861881U
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Abstract
The utility model discloses a kind of Portable GIS local discharge high frequency sensors test device, including modulated signal source module, VCO voltage-controlled radio-frequency oscillator module, wide frequency RF power amplifier module, wireless phase synchronized signal module, radio-frequency power indicator and power module；This device is applicable to all GIS office of transformer station and puts on-line monitoring UHF high frequency sensors and GIS office is placed on line monitoring system functional test, thoroughly solving current GIS office to put on-line monitoring sensor and cannot be carried out the problems such as Site Detection, the office of being also equipped with is placed on the detection of line monitoring system hf channel and type UHF sensor receives range of frequency bandwidths function；This device volume is small and exquisite, lightweight, simple to operate simultaneously, is very suitable for transformer station's on-line monitoring device sensor Site Detection and verification；By using high-power battery to power, battery life is long, it is not necessary to external power supply module, and onsite application is more convenient.
Description
Technical field
This utility model relates to electric device maintenance technical field, particularly to one for site inspection transformer station GIS
The portable instrument of on-line monitoring type UHF sensor is put in office.
Background technology
Universal along with GIS office unwrapping wire real-time watch device, uses uhf sensor to 24 hours every days of monitoring point
Uninterrupted monitoring, broad covered area in real time, remotely monitor the running status of GIS, it is ensured that the safety of GIS can whenever and wherever possible
By fortune.But office puts and all exists on the not all equipment of generation, is monitored not having office to put on the equipment of generation, and sensor is
Can not experience signal, from data, data are basically unchanged or are zero.Even if longtime running sensor is broken or performance
Declining and all can not judge from data, once office puts and really occurs correctly to monitor, and the most just the office of losing is placed on line
The purpose of monitoring, therefore GIS office puts the Site Detection of sensor and is particularly important, it is common that sent out by high-voltage signal at the scene
Raw device simulation electric discharge obtains signal source.
But the Site Detection that UHF high frequency sensors is put in current GIS office there is problems in that
1) there is no in the market for GIS office put UHF high frequency sensors detection instrument, more needleless is to onsite application
Portable instrument；
2) at present can only be high at the cost of equipment of laboratory simulation Partial discharge signal, lacking of the big inconvenient onsite application of volume
Point, and need powerful booster apparatus, it is inconvenient and the most dangerous to use；
3) UHF high frequency sensors is put in operating GIS office, does not has Partial discharge signal when not having office to put generation, according to
System background cannot judge that the performance of sensor is the best；
4) after newly-built transformer station being installed online monitoring device, before putting into operation, equipment does not has charging operation, special owing to lacking
Instrument detects, it is impossible to check and accept the quality of UHF high frequency sensors with the batch installed before the most correctly putting into operation.
In view of not the most being specifically designed for the portable dedicated instrument that this UHF high frequency sensors carries out detecting
Device.It is therefore desirable to method and the test of portable Partial discharge signal source Portable GIS local discharge high frequency sensors to Site Detection fill
Put and study, to meet the demand of on-site maintenance.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of Portable GIS local discharge high frequency sensors test device, with
Meet on-line monitoring device context operation maintenance and the needs of detection, utilize this instrument to solve the problems referred to above, it is achieved GIS office is placed on
Detection that line monitoring UHF high frequency sensors is on-the-spot and effect, and the work of line monitoring system it is placed on by this instrument test GIS office
Situation.
The purpose of this utility model is achieved through the following technical solutions:
This kind of Portable GIS local discharge high frequency sensors test device, shakes including modulated signal source module, the voltage-controlled radio frequency of VCO
Swing device module, wide frequency RF power amplifier module, wireless phase synchronized signal module, radio-frequency power indicator and power supply mould
Block；
Described modulated signal source module, for producing the modulated signal of many clocks specific waveforms, has multiple waveforms output, can
Realize the regulation of simulation discharge signal amplitude；
The signal input part of described VCO voltage-controlled radio-frequency oscillator module is connected with the outfan of modulated signal source module,
Described VCO voltage-controlled radio-frequency oscillator module changes module frequency by frequency modulation potentiometer and controls terminal voltage, makes RF output end produce
Give birth to the carrier signal of a frequency-adjustable and over the carrier signal plus specific modulated signal；
Described wide frequency RF power amplifier module receive VCO voltage-controlled radio-frequency oscillator module send be modulated after load
Ripple signal, amplified output is to launching antenna；
Described wireless synchronization phase signal module electrically connects with modulated signal source module, for being taken by wireless transmission method
Obtain system voltage synchronous phase signal；
Described radio-frequency power indicator for being transformed to direct current muA by the high-frequency signal detected, thus realizes straight
See display；
Described power module is for the power supply of above-mentioned each parts.
Further, described device also includes VCO lead-out terminal and amplifier input terminal, and described VCO lead-out terminal connects
The signal output part of VCO voltage-controlled radio-frequency oscillator module, described amplifier input terminal connects wide frequency RF power amplifier mould
The signal input part of block, is connected by external radio frequency line between described VCO lead-out terminal and amplifier input terminal.
Further, described radio-frequency power indicator includes microampere meter, high-frequency diode, high-frequency diode and current-limiting resistance.
Further, described power module is by DC/DC Voltage stabilizing module, battery charger and one group of 12V lithium ion battery structure
Become.
The beneficial effects of the utility model are:
Device of the present utility model is applicable to all GIS office of transformer station and puts on-line monitoring UHF high frequency sensors and GIS office puts
On-line monitoring system functional test, thoroughly solves current GIS office and puts on-line monitoring sensor and cannot be carried out Site Detection etc. and ask
Topic, the office of being also equipped with is placed on the detection of line monitoring system hf channel and type UHF sensor receives range of frequency bandwidths function；This dress simultaneously
Put compact, lightweight, simple to operate, be very suitable for transformer station's on-line monitoring device sensor Site Detection and verification；Logical
Crossing employing high-power battery to power, battery life is long, it is not necessary to external power supply module, and onsite application is more convenient；This device solution
Certainly newly-built GIS office is placed on before line monitoring device system puts into operation and cannot be carried out detection and effect problem, also solves in operation simultaneously
GIS office be placed on line monitoring device sensor and cannot be carried out regular maintenance check problem.
Other advantages of the present utility model, target and feature will be explained to a certain extent in the following description
State, and to a certain extent, will be apparent to those skilled in the art based on to investigating hereafter, or
Person can be instructed from practice of the present utility model.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing to this practicality
Novel it is described in further detail, wherein:
Fig. 1 is parts connection diagram of the present utility model；
Detailed description of the invention
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred reality
Execute example only for explanation this utility model rather than in order to limit protection domain of the present utility model.
As it is shown in figure 1, Portable GIS local discharge high frequency sensors of the present utility model test device, including modulating signal source
Module, VCO voltage-controlled radio-frequency oscillator module, wide frequency RF power amplifier module, wireless synchronization phase signal module, radio frequency merit
Rate indicator and power module；Each parts are described below:
(1) modulated signal source module: for producing the modulated signal of many clocks specific waveforms, has multiple waveforms output, can
Realize the regulation of simulation discharge signal amplitude；
(2) VCO voltage-controlled radio-frequency oscillator module: the outfan of signal input part and modulated signal source module be connected,
VCO voltage-controlled radio-frequency oscillator module changes module frequency by frequency modulation potentiometer and controls terminal voltage, makes RF output end produce one
The carrier signal of individual frequency-adjustable over the carrier signal plus specific modulated signal；
(3) wide frequency RF power amplifier module: for receive that VCO voltage-controlled radio-frequency oscillator module sends be modulated after
Carrier signal, amplified output is to launching antenna；
(4) radio-frequency power indicator: for the high-frequency signal detected being transformed to direct current muA, thus realize straight
See display；In the present embodiment, radio-frequency power indicator includes microampere meter A1, high-frequency diode D1, high-frequency diode D2 and current limliting
Resistance R.
(5) power module: for the power supply of above-mentioned each parts.In the present embodiment, power module by DC/DC Voltage stabilizing module,
Battery charger and one group of 12V lithium ion battery are constituted.
(6) wireless synchronization phase signal module: electrically connect with modulated signal source module, for taking by wireless transmission method
System voltage synchronous phase signal, the most more life-like simulation Partial discharge signal and onsite application, in the present embodiment, this module
It is made up of system phase synchronous circuit and wireless signal transmission circuit.
In the present embodiment, device also includes VCO lead-out terminal SMA1 and amplifier input terminal SMA2, VCO lead-out terminal
SMA1 connects the signal output part of VCO voltage-controlled radio-frequency oscillator module, and amplifier input terminal SMA2 connects wide frequency RF power
The signal input part of amplifier module, by external radio frequency line between VCO lead-out terminal SMA1 and amplifier input terminal SMA2
It is connected.
All can detect for realizing sensor and hf channel, VCO output and amplifier in are even coupled with SMA1,
On SMA1 terminal, when Air conduct measurement, small-signal directly takes from terminal SMA1, is not exaggerated radiofrequency signal and passes through radio frequency line
It is applied directly on passage, hf channel and censor key working condition can be detected.When sensor detects, outside instrument
Being connected by SMA1 with SMA2 end by radio frequency line, radiofrequency signal is amplified to be exported to antenna by SMA3 terminal.Antenna is close
Sensor, signal is transmitted in high frequency sensors through antenna, makes sensor experience frequency electromagnetic waves and can arrive testing goal.
Use of the present utility model and measuring process are as follows:
Step one: by modulated signal source module for producing the modulated signal of many clocks specific waveforms；
Step 2: by the outfan phase of the signal input part of voltage-controlled for VCO radio-frequency oscillator module with modulated signal source module
Coupling, VCO voltage-controlled radio-frequency oscillator module changes module frequency by frequency modulation potentiometer and controls terminal voltage, makes RF output end produce
Give birth to the carrier signal of a frequency-adjustable and over the carrier signal plus specific modulated signal；
Step 3: by wide frequency RF power amplifier module receive VCO voltage-controlled radio-frequency oscillator module send through adjust
Carrier signal after system, amplified output is to launching antenna；
Step 4: by transmitting antenna near type UHF sensor, turn on the power module switch, regulate the voltage-controlled radio-frequency oscillator of VCO
The frequency adjusting knob of module, makes radio frequency indicator current table show value maximum, is placed on line monitoring system backstage by GIS office
See signal waveform, signal phase and the amplitude experienced, receive signal waveform and amplitude is just normally representing working sensor
Often, working sensor exception or hydraulic performance decline are otherwise described.
The electric discharge high-frequency signal that device of the present utility model energy Simulated GlS office produces when putting generation, it is achieved UHF high frequency sensing
The detection of device performance, GIS office are placed on the test of line monitoring system alarm function, on-line monitoring system censor key detection function, UHF
Sensor receives range of frequency bandwidths function, is provided simultaneously with inner modulation signal and external modulation signal input function, can input
High-frequency signal is put in the office of the multiple waveforms multiple electric discharge type of simulation；Launch antenna can be directly mounted on instrument or use radio frequency line
Extending to sensor, such that it is able to adapt to different test environment, this device can come according to the frequency of radio-frequency antenna and site environment
Conditioning instrumentation radio frequency operation is to optimum state, very easy to use；Power module uses battery to power, and onsite application is without external
Power module, portability is higher.
Finally illustrating, above example is only in order to illustrate the technical solution of the utility model and unrestricted, although ginseng
According to preferred embodiment, this utility model is described in detail, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent, and without deviating from objective and the scope of the technical program, it all should
Contain in the middle of right of the present utility model.
Claims (4)
1. Portable GIS local discharge high frequency sensors test device, it is characterised in that: include that modulated signal source module, VCO are voltage-controlled and penetrate
Frequently oscillator module, wide frequency RF power amplifier module, wireless phase synchronized signal module, radio-frequency power indicator and power supply
Module；
Described modulated signal source module, for producing the modulated signal of many clocks specific waveforms, has multiple waveforms output, can realize
The regulation of simulation discharge signal amplitude；
The signal input part of described VCO voltage-controlled radio-frequency oscillator module is connected with the outfan of modulated signal source module, described
VCO voltage-controlled radio-frequency oscillator module changes module frequency by frequency modulation potentiometer and controls terminal voltage, makes RF output end produce one
The carrier signal of individual frequency-adjustable over the carrier signal plus specific modulated signal；
Described wide frequency RF power amplifier module receive VCO voltage-controlled radio-frequency oscillator module send be modulated after carrier wave letter
Number, amplified output is to launching antenna；
Described wireless synchronization phase signal module electrically connects with modulated signal source module, for obtaining system by wireless transmission method
System voltage synchronous phase signal；
Described radio-frequency power indicator for being transformed to direct current muA by the high-frequency signal detected, thus realizes directly perceived aobvious
Show；
Described power module is for the power supply of above-mentioned each parts.
Portable GIS local discharge high frequency sensors the most according to claim 1 test device, it is characterised in that: described device
Also including VCO lead-out terminal (SMA1) and amplifier input terminal (SMA2), described VCO lead-out terminal (SMA1) connects VCO pressure
The signal output part of control radio-frequency oscillator module, described amplifier input terminal (SMA2) connects wide frequency RF power amplifier mould
The signal input part of block, by external radio frequency line between described VCO lead-out terminal (SMA1) and amplifier input terminal (SMA2)
It is connected.
Portable GIS local discharge high frequency sensors the most according to claim 1 and 2 test device, it is characterised in that penetrate described in:
Frequently power indicator includes microampere meter (A1), high-frequency diode (D1), high-frequency diode (D2) and current-limiting resistance (R).
Portable GIS local discharge high frequency sensors the most according to claim 1 and 2 test device, it is characterised in that: described electricity
Source module is made up of DC/DC Voltage stabilizing module, battery charger and one group of 12V lithium ion battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620577527.5U CN205861881U (en) | 2016-06-15 | 2016-06-15 | Portable GIS local discharge high frequency sensors test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620577527.5U CN205861881U (en) | 2016-06-15 | 2016-06-15 | Portable GIS local discharge high frequency sensors test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205861881U true CN205861881U (en) | 2017-01-04 |
Family
ID=57639277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620577527.5U Withdrawn - After Issue CN205861881U (en) | 2016-06-15 | 2016-06-15 | Portable GIS local discharge high frequency sensors test device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205861881U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154200A (en) * | 2016-06-15 | 2016-11-23 | 贵州电网有限责任公司六盘水供电局 | Portable GIS local discharge high frequency sensors test device and method of testing |
-
2016
- 2016-06-15 CN CN201620577527.5U patent/CN205861881U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154200A (en) * | 2016-06-15 | 2016-11-23 | 贵州电网有限责任公司六盘水供电局 | Portable GIS local discharge high frequency sensors test device and method of testing |
| CN106154200B (en) * | 2016-06-15 | 2023-04-07 | 贵州电网有限责任公司六盘水供电局 | Portable GIS partial discharge high-frequency sensor testing device and testing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170104 Effective date of abandoning: 20230407 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170104 Effective date of abandoning: 20230407 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |