CN106990306A - A kind of transforming plant DC circuit test device - Google Patents
A kind of transforming plant DC circuit test device Download PDFInfo
- Publication number
- CN106990306A CN106990306A CN201710243741.6A CN201710243741A CN106990306A CN 106990306 A CN106990306 A CN 106990306A CN 201710243741 A CN201710243741 A CN 201710243741A CN 106990306 A CN106990306 A CN 106990306A
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- processing unit
- central processing
- transforming plant
- test device
- resistance
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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
Abstract
A kind of transforming plant DC circuit test device that the present invention is provided, power supply is powered by central processing unit to current converter, central processing unit control electric current converter works, adjust the resistance that button adjusts variable resistance by central processing unit, resistance output port is electrically connected with variable resistance, alternating current output port is electrically connected with current converter, the transforming plant DC circuit test device can export different resistance using variable resistance, technical staff easily can be tested transforming plant DC circuit, in addition, the transforming plant DC circuit test device can export alternating current using current converter, technical staff easily can seal in the alternating current in transforming plant DC circuit, whether can be operating normally with the protection device for detecting transforming plant DC circuit, relative to prior art, technical staff is when testing transforming plant DC circuit, more equipment need not be used to be readily achieved test, it is easy to operate.
Description
Technical field
The present invention relates to electrical network field aid, more particularly to a kind of transforming plant DC circuit test device.
Background technology
Transformer station direct current system is one of Core equipment of transformer station, and straight-flow system is mainly used in providing straight to distribution component
Electric current is flowed, to ensure that distribution component is normally run, and then ensures that power network is normally run.Transformer station, should in normal phase running
For the easy misoperation of protection device in straight-flow system, especially when straight-flow system seals in alternating current, this misoperation
It is more frequent.Therefore, usually need to access resistance to straight-flow system when safeguarding straight-flow system or seal in alternating current,
To detect whether the protection of the protection device in DC current system is reliable.
In the prior art when testing straight-flow system, it is necessary to using a variety of auxiliary equipments, if desired for direct current system
During system access resistance, it may be necessary to access the resistance of several different resistances, to test transformer station direct current system, detection
Whether the protection device of straight-flow system can be operating normally.In addition, also to seal in friendship to straight-flow system when testing straight-flow system
Electric current is flowed, whether can be with normal work with the protection device for detecting straight-flow system.Therefore, straight-flow system is tested in the prior art
When the auxiliary equipment that uses it is more, be unfavorable for the operation of technical staff.
The content of the invention
A kind of transforming plant DC circuit test device that the present invention is provided, it is intended to overcome in the prior art to electric station DC system
It is many using equipment when unified test is tried, it is unfavorable for the deficiency of technical staff's operation.
In order to solve the above-mentioned technical problem, the present invention is adopted the following technical scheme that：A kind of transforming plant DC circuit test dress
Put, including housing, power supply, central processing unit are provided with the housing, variable resistance, is converted to the DC current of power supply
The current converter of alternating current, the housing is provided with display, Temperature Humidity Sensor, adjusts variable resistance resistance value
Button, resistance output port, alternating current output port and indicator lamp are adjusted, the current converter is by central processing unit control
Work, the power supply is powered to Temperature Humidity Sensor, current converter, indicator lamp respectively by central processing unit, described warm and humid
Sensor and central processing unit communication are spent, the display controls work by central processing unit, and the regulation button passes through center
Processor adjusts the resistance value of variable resistance, and the indicator lamp controls work by central processing unit, transforming plant DC test
Device also includes memory, the memory and central processing unit communication, and the resistance output port is electrically connected with variable resistance
Connect, the alternating current output port is electrically connected with current converter, electricity is also serially connected between the power supply and central processing unit
It is further fixed on controlling the current output resistance of transforming plant DC circuit test device or alternating current on source switch, the housing
Function switch key, the function switch key and central processing unit communication.
A kind of optional scheme, the power supply is battery, and detection is serially connected between the battery and central processing unit
The coulometric detector of electric quantity of power supply, the coulometric detector and central processing unit communication.Battery can carry out repeatedly charging and
Electric discharge, optimizes the performance of transforming plant DC circuit test device.Coulometric detector mainly for detection of battery electricity
Amount, to point out technical staff to charge a battery in time, the parameter that coulometric detector is detected is controlled to show by central processing unit
Device shows that technical staff can intuitively observe the electricity of battery, easy to use.
Data output is additionally provided with a kind of optional scheme, the housing, the data output is communicated with memory,
The intraoral plug for being provided with closed data delivery outlet of the data output, the plug is fixed on housing by flexible filaments.Number
Allow technical staff easily using miscellaneous equipment reading or the data of duplication memory memory storage according to the setting of delivery outlet,
Optimize a kind of performance of transforming plant DC circuit test device.In addition, the setting of plug can avoid debris from damaging number
According to interface, the service life of data-interface is extended.
A kind of optional scheme, the housing includes the lower half with accommodating chamber and covers the first half of accommodating chamber, institute
State together with the first half is fixed by screws in lower half, sealing gasket is provided between the first half and lower half, it is described warm and humid
Degree sensor is fixed by screws on the first half.Together with the first half is fixed by screws in lower half, housing is assembled or beaten
Open easy to operate, beneficial to the maintenance of transforming plant DC circuit test device.
A kind of optional scheme, the display is fixed on the first half, and observation display is offered on the first half
Observation panel, the transparent panel of closing observation panel is additionally provided with the first half, the transparent panel is fixed by screws in the first half
On, the display is fixed by screws on the first half, and the upper portion is between display and transparent panel, the upper half
Portion is provided with the cell body for accommodating transparent panel.Transparent panel is used to protect display, it is to avoid display is damaged by accident collision, extension
The service life of display.The setting of cell body can be effectively prevented from the surface that transparent panel protrudes the first half, optimize power transformation
The performance for current circuit test device of standing erectly.
Compared with prior art, a kind of transforming plant DC circuit test device that the present invention is provided, has the following advantages that：Electricity
Source is powered by central processing unit to current converter, the work of central processing unit control electric current converter, and regulation button is in
Central processor adjusts the resistance of variable resistance, and resistance output port is electrically connected with variable resistance, alternating current output port
Electrically connected with current converter, the transforming plant DC circuit test device can export different resistance using variable resistance,
Technical staff easily can be tested transforming plant DC circuit, in addition, the transforming plant DC circuit test device is utilized
Current converter can export alternating current, and the alternating current easily can be sealed in transforming plant DC circuit by technical staff
In, whether can be operating normally with the protection device for detecting transforming plant DC circuit, relative to prior art, technical staff is right
It is easy to operate when transforming plant DC circuit is tested, it is not necessary to can be readily achieved test using more equipment.
Temperature Humidity Sensor is used for temperature, the humidity for detecting environment, and memory is used to store variable resistance, electric current conversion
The resistance value of device output, current parameters, are easy to technical staff subsequently to consult, analyze.Display be provided for display resistance value,
Current parameters, temperature, humidity parameter, are conducive to the observation of technical staff, optimize making for transforming plant DC circuit test device
Use performance.
Brief description of the drawings
Accompanying drawing 1 is a kind of front view of transforming plant DC circuit test device of the invention；
Accompanying drawing 2 is the top view of accompanying drawing 1；
Accompanying drawing 3 is a kind of structured flowchart of transforming plant DC circuit test device of the invention.
Embodiment
Below in conjunction with the accompanying drawings, a kind of transforming plant DC circuit test device of the present invention is described further.Following reality
Apply example to be only used for helping skilled in the art to understand the present invention, be not limitation of the present invention.
The distribution component that DC circuit in transformer station is mainly used in into transformer station provides direct current energy, therefore, power transformation
DC circuit in standing answers reliable operation, causes distribution component to damage or misoperation to avoid DC circuit failure, Jin Erzao
Into grid power blackout.Transformer station should be tested DC circuit in During Process of Long-term Operation, to judge DC circuit in transformer station
Protection device whether can be with normal work.The test is mainly resistance that different resistances are sealed in into DC circuit and to direct current
Alternating current is sealed in circuit.
As shown in Figure 1 and Figure 2, a kind of transforming plant DC circuit test device, including housing 1, the housing 1 includes having
The lower half 20 of accommodating chamber and the first half 19 for covering accommodating chamber, the first half 19 are fixed by screws in one with lower half 20
Rise, sealing gasket 21 is provided between the first half 19 and lower half 20, sealing gasket 21 can be bonded on the first half 19, in order to
The assembling of housing 1；
As shown in figure 3, be provided with the housing 1 power supply 2, central processing unit 3, variable resistance 4, by the straight of power supply 2
Stream electric current is converted to the current converter 5 of alternating current, and the power supply 2 is battery, the battery and central processing unit 3 it
Between be serially connected with the coulometric detector 15 of the detection electricity of power supply 2, the coulometric detector 15 communicates with central processing unit 3, centre
It is common unit of the prior art, the not reinflated narration of its structure to manage device 3, variable resistance 4, current converter 5；
As shown in figure 3, the housing 1 is provided with display 6, Temperature Humidity Sensor 7, the regulation resistance value of variable resistance 4
Regulation button 8, resistance output port 9, alternating current output port 10 and indicator lamp 11, display 6 and temperature sensor are equal
For ordinary construction of the prior art, herein not reinflated narration, the resistance output port 9 is electrically connected with variable resistance 4,
The alternating current output port 10 is electrically connected with current converter 5；
As shown in Figure 1, Figure 2, Figure 3 shows, the Temperature Humidity Sensor 7 is fixed by screws on the first half 19, in favor of temperature
The detection temperature parameter of humidity sensor 7 and humidity parameter, the display 6 are fixed on the first half 19, on the first half 19
Offer the transparent panel 22 that closing observation panel is additionally provided with the observation panel of observation display 6, the first half 19, the transparent panel
22 are fixed by screws on the first half 19, and the display 6 is fixed by screws on the first half 19, the first half 19
Between display 6 and transparent panel 22, the first half 19 is provided with the cell body for accommodating transparent panel 22；
As shown in Figure 1, Figure 3, display 6 is used for resistance value, the alternating current output end for showing that resistance output port 9 is exported
The electricity that the temperature value and humidity value, coulometric detector 15 that current values, the Temperature Humidity Sensor 7 of the output of mouth 10 are detected are detected
Value, the setting of display 6 allows technical staff easily to check various parameters；
As shown in figure 3, the current converter 5 controls work by central processing unit 3, the power supply 2 is handled by center
Device 3 is powered to Temperature Humidity Sensor 7, current converter 5, indicator lamp 11 respectively, and indicator lamp 11 is LED, primarily serves instruction
Effect；
As shown in figure 3, the Temperature Humidity Sensor 7 is communicated with central processing unit 3, the display 6 is by central processing unit 3
Work is controlled, to show parameter that Temperature Humidity Sensor 7 is detected, the regulation button 8 adjusts variable by central processing unit 3
The resistance value of resistor 4, the indicator lamp 11 controls work by central processing unit 3；
As shown in Figure 1, Figure 3, the transforming plant DC test device also includes memory 12, the memory 12 and centre
Reason device 3 is communicated, and data output 16 is additionally provided with the housing 1, the data output 16 is communicated with memory 12, the number
According to the plug 17 that closed data delivery outlet 16 is provided with delivery outlet 16, the plug 17 is fixed on housing 1 by flexible filaments 18
On, the setting of memory 12 is mainly used in storing various parameters, and the setting of data output 16 to be stored in memory 12
Data can easily be replicated, data output 16 can be USB interface, the setting of plug 17 is mainly for the protection of data
Delivery outlet 16, to avoid data output 16 by accidental damage, flexible filaments 18 primarily serve the effect of fixed plug 17, Ke Yiyou
Effect plug 17 is avoided to lose；
As shown in figure 3, be also serially connected with power switch 13 between the power supply 2 and central processing unit 3, equipment without using
When, easily power supply 2 can be disconnected, optimized on the performance of transforming plant DC circuit test device, the housing 1 also
It is fixed with the function switch key 14 for controlling the current output resistance of transforming plant DC circuit test device or alternating current, the work(
Can switch key 14 communicated with central processing unit 3, function switch key 14 be mainly used in variable resistance 4 and current converter 5 it
Between switch so that transforming plant DC circuit test device current state may only output resistance or electric current.
Transforming plant DC circuit test device operationally, is accessed DC circuit by above-mentioned technical proposal, then opens electricity
Source switch 13, operates corresponding keys or buttons easily to make transforming plant DC circuit test device output resistance or friendship
Electric current is flowed, it is easy to operate so as to easily detect whether DC circuit protection device can be operating normally.
Relative to prior art, the device can export the resistance and alternating current of different resistance values, easy to operate,
Reduce the labor intensity of technical staff.
Multiple pilot holes should be offered on housing 1 in such scheme, with fabrication data interface, function switch key 14 and tune
Save button 8 etc..
The section Example of the present invention is described in detail above in association with accompanying drawing.Those skilled in the art read this theory
After bright book, based on technical scheme, above-described embodiment can be modified, these modifications still fall within the guarantor of the present invention
Protect scope.
Claims (5)
1. a kind of transforming plant DC circuit test device, it is characterised in that：Including housing (1), electricity is provided with the housing (1)
Source (2), central processing unit (3), variable resistance (4), the electric current conversion that the DC current of power supply (2) is converted to alternating current
Device (5), the housing (1) is provided with display (6), Temperature Humidity Sensor (7), the tune for adjusting variable resistance (4) resistance value
Save button (8), resistance output port (9), alternating current output port (10) and indicator lamp (11), the current converter (5)
Work is controlled by central processing unit (3), the power supply (2) is by central processing unit (3) respectively to Temperature Humidity Sensor (7), electricity
Stream transformer (5), indicator lamp (11) power supply, the Temperature Humidity Sensor (7) communicate with central processing unit (3), the display
(6) work is controlled by central processing unit (3), the regulation button (8) adjusts variable resistance (4) by central processing unit (3)
Resistance value, the indicator lamp (11) by central processing unit (3) control work, the transforming plant DC test device also include storage
Device (12), the memory (12) communicates with central processing unit (3), the resistance output port (9) and variable resistance (4) electricity
Connection, the alternating current output port (10) electrically connects with current converter (5), the power supply (2) and central processing unit (3)
Between be also serially connected with power switch (13), the housing (1) be further fixed on control the transforming plant DC circuit test device work as
The function switch key (14) of preceding output resistance or alternating current, the function switch key (14) communicates with central processing unit (3).
2. a kind of transforming plant DC circuit test device according to claim 1, it is characterised in that：The power supply (2) is
Battery, is serially connected with the coulometric detector (15) of detection power supply (2) electricity, institute between the battery and central processing unit (3)
Coulometric detector (15) is stated to communicate with central processing unit (3).
3. a kind of transforming plant DC circuit test device according to claim 1, it is characterised in that：On the housing (1)
Data output (16) is additionally provided with, the data output (16) communicates with memory (12), in the data output (16)
The plug (17) of closed data delivery outlet (16) is provided with, the plug (17) is fixed on housing (1) by flexible filaments (18).
4. a kind of transforming plant DC circuit test device according to claims 1 to 3 any one, it is characterised in that：Institute
Stating housing (1) includes the lower half (20) with accommodating chamber and covers the first half (19) of accommodating chamber, the first half (19) and
Lower half (20) is fixed by screws in together, and sealing gasket (21), institute are provided between the first half (19) and lower half (20)
Temperature Humidity Sensor (7) is stated to be fixed by screws on the first half (19).
5. a kind of transforming plant DC circuit test device according to claim 4, it is characterised in that：The display (6)
It is fixed on the first half (19), the observation panel of observation display (6), the first half (19) is offered on the first half (19)
On be additionally provided with closing observation panel transparent panel (22), the transparent panel (22) is fixed by screws on the first half (19), described
Display (6) is fixed by screws on the first half (19), the first half (19) be located at display (6) and transparent panel (22) it
Between, the first half (19) is provided with the cell body for accommodating transparent panel (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710243741.6A CN106990306A (en) | 2017-04-14 | 2017-04-14 | A kind of transforming plant DC circuit test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710243741.6A CN106990306A (en) | 2017-04-14 | 2017-04-14 | A kind of transforming plant DC circuit test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106990306A true CN106990306A (en) | 2017-07-28 |
Family
ID=59416158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710243741.6A Pending CN106990306A (en) | 2017-04-14 | 2017-04-14 | A kind of transforming plant DC circuit test device |
Country Status (1)
| Country | Link |
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| CN (1) | CN106990306A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108254622A (en) * | 2017-12-06 | 2018-07-06 | 上海超导科技股份有限公司 | High-temperature superconductor band test device and test method |
Citations (7)
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|---|---|---|---|---|
| JPH05240893A (en) * | 1992-02-27 | 1993-09-21 | Kansai Keiki Kogyo Kk | Measuring method and device for direct current control circuit |
| CN101944779A (en) * | 2010-10-26 | 2011-01-12 | 上海天晶电力科技发展有限公司 | Digitalized full-function state monitoring and safety evaluation device of substation direct current system |
| CN202854307U (en) * | 2012-09-24 | 2013-04-03 | 温州市科星电子有限公司 | Alternating current ingress into direct current power supply alarm device for transformer station |
| CN203658521U (en) * | 2013-11-01 | 2014-06-18 | 国家电网公司 | Mobile insulation supervision instrument of transformer station DC system |
| CN205229331U (en) * | 2015-11-21 | 2016-05-11 | 国网宁夏电力公司宁东供电公司 | Monitoring devices is gone into to dc bus alternating voltage of transformer substation cluster |
| CN106546871A (en) * | 2015-09-18 | 2017-03-29 | 王明强 | Portable DC STS system test set |
| CN206818809U (en) * | 2017-04-14 | 2017-12-29 | 国家电网公司 | A kind of transforming plant DC circuit test device |
-
2017
- 2017-04-14 CN CN201710243741.6A patent/CN106990306A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05240893A (en) * | 1992-02-27 | 1993-09-21 | Kansai Keiki Kogyo Kk | Measuring method and device for direct current control circuit |
| CN101944779A (en) * | 2010-10-26 | 2011-01-12 | 上海天晶电力科技发展有限公司 | Digitalized full-function state monitoring and safety evaluation device of substation direct current system |
| CN202854307U (en) * | 2012-09-24 | 2013-04-03 | 温州市科星电子有限公司 | Alternating current ingress into direct current power supply alarm device for transformer station |
| CN203658521U (en) * | 2013-11-01 | 2014-06-18 | 国家电网公司 | Mobile insulation supervision instrument of transformer station DC system |
| CN106546871A (en) * | 2015-09-18 | 2017-03-29 | 王明强 | Portable DC STS system test set |
| CN205229331U (en) * | 2015-11-21 | 2016-05-11 | 国网宁夏电力公司宁东供电公司 | Monitoring devices is gone into to dc bus alternating voltage of transformer substation cluster |
| CN206818809U (en) * | 2017-04-14 | 2017-12-29 | 国家电网公司 | A kind of transforming plant DC circuit test device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108254622A (en) * | 2017-12-06 | 2018-07-06 | 上海超导科技股份有限公司 | High-temperature superconductor band test device and test method |
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