CN109298299A - A kind of transformer class product thunder and lightning/switching impulse gradiometry test console and test method - Google Patents
A kind of transformer class product thunder and lightning/switching impulse gradiometry test console and test method Download PDFInfo
- Publication number
- CN109298299A CN109298299A CN201811449014.6A CN201811449014A CN109298299A CN 109298299 A CN109298299 A CN 109298299A CN 201811449014 A CN201811449014 A CN 201811449014A CN 109298299 A CN109298299 A CN 109298299A
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- Prior art keywords
- measurement
- panel
- line
- lightning
- gradiometry
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Classifications
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The present invention relates to a kind of transformer class product thunder and lightning/switching impulse gradiometry test console and test methods, belong to transformer test technical field.The technical scheme is that mobile control table is used to store measuring instrument, pulse signal generator is used to provide thunder and lightning/switching impulse waveform signal, measurement line is used to measure required measuring point, measure panel is fixed for that will measure line measurement end, oscillograph is used to measuring signal acquisition measurement, signal generator (5) output line is connect with transformer coil (6) winding end, the position point for needing to measure on winding is connected to measurement panel (2) by measuring line (3), and the measurement end in measurement panel (2) is connect with oscillograph (1).The beneficial effects of the present invention are: testing equipment is simple, easy to operate, full and accurate data supporting, application low in cost, easy to spread can be provided for calculated value by measurement.
Description
Technical field
The present invention relates to a kind of transformer class product thunder and lightning/switching impulse gradiometry test console and test method,
Belong to transformer test technical field.
Background technique
High voltage electric equipment in electric system is subjected to atmosphere and puts in addition to bearing long-term work voltage (AC or DC)
The effect of overvoltage caused by electricity, transformer is a kind of very widely used electrical equipment in electric system, to guarantee electric power
The safe operation of system, it is desirable that it has enough impact dielectric strengths, is able to bear the effect of impulse overvoltage.For different electricity
The power transmission and transformation system for pressing grade, the impact of the clear stipulaties power transformer product of the voltage class is insulated water in national standard
It is flat.
After the completion of transformer manufacturing, for the insulation quality for guaranteeing product, routine or type approval test of the manufactory in transformer
In will to product carry out lightning impulse voltage test.In addition when original transformer insulation structure changes, or become to improve
When the insulation system of depressor, it usually needs low voltage impulse measurement is carried out to power transformer product or test model, to obtain transformation
The current potential and gradient distribution of device winding.
Summary of the invention
It is an object of the present invention to provide a kind of transformer class product thunder and lightning/switching impulse gradiometry test console and tests
Method, it is easy to operate, accuracy is high, the strong lightning impulse gradiometry console of portable mobility, it can be meter by measurement
Calculation value provides full and accurate data supporting, and application low in cost, easy to spread efficiently solves present in background technique
The above problem.
The technical scheme is that a kind of transformer class product thunder and lightning/switching impulse gradiometry test console, packet
Containing oscillograph, measurement panel, measurement line, measurement control table and signal generator, the measurement control table is put equipped with measuring instrumentss
Set room, measuring tool holding chamber, measurement line holding chamber, oscillograph holding chamber, signal generator holding chamber, measurement panel holding chamber
Amount to seven receiving rooms with control power supply line holding chamber；Measurement control table front be equipped with console control power supply, input terminal with
Be placed on control power supply line holding chamber power supply line be connected, output end matching set there are three console control power switch；Measurement
Control table upper surface and side are respectively equipped with detachable panel；Signal generator output line and transformer coli winding end connect
It connects, the position point for needing to measure on winding is connected to measurement panel by measuring line, measures the measurement end on panel and oscillography
Device connection.
The bottom of the measurement control table is set there are four universal wheel.
The measurement line has 20.
The measurement control table side detachable panel is equipped with handle.
The measurement control table upper surface detachable panel is equipped with carry hand.
The measurement panel is equipped with measurement column, earthing rod and panel earthing rod, measures the lower section of panel equipped with foldable
Supporting leg.
A kind of transformer class product thunder and lightning/switching impulse gradiometry test method comprising the steps of: 1. disassemble
The side panel of measurement control table, power supply line is connected at live power supply, and front band console controls power supply, connects control
Trolley power supply, console carry 3 220V out-put supplies, are used to power to oscillograph and signal generator；2. dismantling top panel
Measurement panel is taken out afterwards, restores top panel, and oscillograph and signal generator are placed in measurement trolley top；3. will letter when test
Number generator output line is connected to transformer coli winding end, the position for needing to measure on winding point is connected measurement line, will survey
Amount line lead to measurement panel, adjustment signal generator so that it is exported lightning impulse reference waveform, using oscillograph to measuring surface
End is measured on plate to measure and record numerical value.
The beneficial effects of the present invention are: testing equipment is simple, easy to operate, by measurement can be provided for calculated value it is full and accurate can
The data supporting leaned on, application low in cost, easy to spread.
Detailed description of the invention
Fig. 1 is that the present invention implements measurement console structural schematic diagram；
Fig. 2 is that the present invention implements measurement console left view；
Fig. 3 is that the present invention implements measurement console right view；
Fig. 4 is that the present invention implements measurement console top view；
Fig. 5 is the measuring state figure that the present invention actually uses；
Fig. 6 is the top view of present invention measurement panel；
Fig. 7 is the main view of present invention measurement panel；
In figure: oscillograph 1, measurement panel 2, measurement line 3, measurement control table 4, signal generator 5, transformer coil 6, measurement column
21, earthing rod 22, panel earthing rod 23, foldable support leg 24, measuring instrumentss holding chamber 41, measuring tool holding chamber 42, survey
Amount line holding chamber 43, oscillograph holding chamber 44, signal generator holding chamber 45, measurement panel holding chamber 46, control power supply line are put
Set room 47, console control power switch 48, detachable panel 49, handle 410, carry hand 411.
Specific embodiment
Technical solution of the present invention is described in further detail with embodiment with reference to the accompanying drawing.
A kind of transformer class product thunder and lightning/switching impulse gradiometry test console includes oscillograph 1, measurement panel
2, line 3, measurement control table 4 and signal generator 5 are measured, the measurement control table 4 is equipped with measuring instrumentss holding chamber 41, measurement work
Have holding chamber 42, measurement line holding chamber 43, oscillograph holding chamber 44, signal generator holding chamber 45, measurement panel holding chamber 46
Amount to seven receiving rooms with control power supply line holding chamber 47；The front of measurement control table 4 is equipped with console and controls power supply, input terminal
Be placed on control power supply line holding chamber 47 power supply line be connected, output end matching set there are three console control power switch
48；Measurement control 4 upper surface of table and side are respectively equipped with detachable panel 49；5 output line of signal generator and transformer coil 6
Winding end connects, and the position point for needing to measure on winding is connected to measurement panel 2 by measuring line 3, measures the survey on panel 2
Amount end is connect with oscillograph 1.
The bottom of the measurement control table 4 is set there are four universal wheel.
The measurement line 3 has 20.
The measurement control table side detachable panel is equipped with handle 410.
The measurement control table upper surface detachable panel is equipped with carry hand 411.
The measurement panel 2 is equipped with measurement column 21, earthing rod 22 and panel earthing rod 23, and the lower section of measurement panel 2 is set
There is foldable support leg 24.
A kind of transformer class product thunder and lightning/switching impulse gradiometry test method comprising the steps of: 1. disassemble
The side panel of measurement control table, power supply line is connected at live power supply, and front band console controls power supply, connects control
Trolley power supply, console carry 3 220V out-put supplies, are used to power to oscillograph and signal generator；2. dismantling top panel
Measurement panel is taken out afterwards, restores top panel, and oscillograph and signal generator are placed in measurement trolley top；3. will letter when test
Number generator output line is connected to transformer coli winding end, the position for needing to measure on winding point is connected measurement line, will survey
Amount line lead to measurement panel, adjustment signal generator so that it is exported lightning impulse reference waveform, using oscillograph to measuring surface
End is measured on plate to measure and record numerical value.
In practical applications, measurement console carries 1 power input line and is placed in power supply line placing box, side panel
It can disassemble, line is connected at live power supply, front band console controls power supply, connects control trolley power supply, control
Platform processed carries 3 220V out-put supplies, is used to power to oscillograph and signal generator.In use, being taken out after top panel disassembly
Panel is measured, restores top panel, such oscillograph and signal generator can be placed in measurement trolley top, easy to operate.Separately
Outer vehicle band measuring instruments, measuring tool, measurement line, oscillograph, signal generator, measurement 7 receiving rooms of panel and power supply line,
In a whole set of measuring system being accommodated in when not used, 4 universal wheel conveniently movings of band.By signal generator output line when test
It is connected to transformer coli winding end, the position for needing to measure on winding point is connected into measurement line, measurement line is led into measurement
Panel, adjustment signal generator make its export lightning impulse reference waveform, using oscillograph to measurement panel on measurement end into
Row measures and records numerical value.
Claims (7)
1. a kind of transformer class product thunder and lightning/switching impulse gradiometry test console, it is characterised in that: include oscillograph
(1), panel (2), measurement line (3), measurement control table (4) and signal generator (5) are measured, measurement control table (4) is equipped with
Measuring instrumentss holding chamber (41), measuring tool holding chamber (42), measurement line holding chamber (43), oscillograph holding chamber (44), signal
Generator holding chamber (45), measurement panel holding chamber (46) and control power supply line holding chamber (47) amount to seven receiving rooms；Measurement
The front for controlling table (4) is equipped with console and controls power supply, input terminal and the power supply line for being placed on control power supply line holding chamber (47)
Be connected, output end matching set there are three console control power switch (48)；Measurement control table (4) upper surface and side are set respectively
There are detachable panel (49)；Signal generator (5) output line is connect with transformer coil (6) winding end, needs to survey on winding
The position point of amount is connected to measurement panel (2) by measuring line (3), and the measurement end and oscillograph (1) in measurement panel (2) are even
It connects.
2. a kind of transformer class product thunder and lightning/switching impulse gradiometry test console according to claim 1, special
Sign is: the bottom of measurement control table (4) is set there are four universal wheel.
3. a kind of transformer class product thunder and lightning/switching impulse gradiometry test console according to claim 1, special
Sign is: the measurement line (3) has 20.
4. a kind of transformer class product thunder and lightning/switching impulse gradiometry test console according to claim 1, special
Sign is: measurement control table (4) the side detachable panel is equipped with handle (410).
5. a kind of transformer class product thunder and lightning/switching impulse gradiometry test console according to claim 1, special
Sign is: measurement control table (4) the upper surface detachable panel is equipped with carry hand (411).
6. a kind of transformer class product thunder and lightning/switching impulse gradiometry test console according to claim 1, special
Sign is: the measurement panel (2) is equipped with measurement column (21), earthing rod (22) and panel earthing rod (23), measures panel (2)
Lower section be equipped with foldable support leg (24).
7. a kind of transformer class product thunder and lightning/switching impulse gradiometry test method, it is characterised in that comprise the steps of: 1.
The side panel for disassembling measurement control table, power supply line is connected at live power supply, and front band console controls power supply,
Control trolley power supply is connected, console carries 3 220V out-put supplies, is used to power to oscillograph and signal generator；2. tearing open
Measurement panel is taken out after unloading top panel, restores top panel, oscillograph and signal generator are placed in measurement trolley top；3. trying
Signal generator output line is connected to transformer coli winding end when testing, the position for needing to measure on winding point is connected into measurement
Measurement line is led to measurement panel by line, adjustment signal generator makes it export lightning impulse reference waveform, using oscillograph pair
Measurement end measures and records numerical value on measurement panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449014.6A CN109298299A (en) | 2018-11-30 | 2018-11-30 | A kind of transformer class product thunder and lightning/switching impulse gradiometry test console and test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449014.6A CN109298299A (en) | 2018-11-30 | 2018-11-30 | A kind of transformer class product thunder and lightning/switching impulse gradiometry test console and test method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109298299A true CN109298299A (en) | 2019-02-01 |
Family
ID=65141804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811449014.6A Withdrawn CN109298299A (en) | 2018-11-30 | 2018-11-30 | A kind of transformer class product thunder and lightning/switching impulse gradiometry test console and test method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109298299A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113419148A (en) * | 2021-06-30 | 2021-09-21 | 深圳市准点仪器有限公司 | Testing method for motor winding insulation |
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| CN202033439U (en) * | 2011-04-18 | 2011-11-09 | 天津渤海易安泰电子半导体测试有限公司 | Mobile laboratory |
| CN104714067A (en) * | 2015-03-16 | 2015-06-17 | 国家电网公司 | Portable lightning current generating device and method for grounding device impact impedance testing |
| CN204514974U (en) * | 2015-03-16 | 2015-07-29 | 国家电网公司 | For the portable lightning current generation device of earthing device impact impedance test |
| CN105425116A (en) * | 2014-09-17 | 2016-03-23 | 苏州华电电气股份有限公司 | Movable type impact voltage test apparatus |
| CN106569114A (en) * | 2016-10-19 | 2017-04-19 | 广东电网有限责任公司电力科学研究院 | Transformer intruding wave transient impact simulation test platform and method |
| CN107219423A (en) * | 2017-06-06 | 2017-09-29 | 中国电力科学研究院 | Lightning impulse response measurement system |
| CN206671474U (en) * | 2017-04-15 | 2017-11-24 | 保定市汇邦电气有限公司 | Vehicle-mounted removable electric-power safe instruments chamber |
| CN207366678U (en) * | 2017-10-26 | 2018-05-15 | 天津市鲲鹏电子有限公司 | A kind of conversion link block of transformer testing |
| CN108152686A (en) * | 2017-12-12 | 2018-06-12 | 山东电力设备有限公司 | A kind of low voltage impulse experimental rig of transformer coil |
| CN108562838A (en) * | 2018-01-16 | 2018-09-21 | 西安交通大学 | A kind of portable compact surge voltage generating means |
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2018
- 2018-11-30 CN CN201811449014.6A patent/CN109298299A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202033439U (en) * | 2011-04-18 | 2011-11-09 | 天津渤海易安泰电子半导体测试有限公司 | Mobile laboratory |
| CN105425116A (en) * | 2014-09-17 | 2016-03-23 | 苏州华电电气股份有限公司 | Movable type impact voltage test apparatus |
| CN104714067A (en) * | 2015-03-16 | 2015-06-17 | 国家电网公司 | Portable lightning current generating device and method for grounding device impact impedance testing |
| CN204514974U (en) * | 2015-03-16 | 2015-07-29 | 国家电网公司 | For the portable lightning current generation device of earthing device impact impedance test |
| CN106569114A (en) * | 2016-10-19 | 2017-04-19 | 广东电网有限责任公司电力科学研究院 | Transformer intruding wave transient impact simulation test platform and method |
| CN206671474U (en) * | 2017-04-15 | 2017-11-24 | 保定市汇邦电气有限公司 | Vehicle-mounted removable electric-power safe instruments chamber |
| CN107219423A (en) * | 2017-06-06 | 2017-09-29 | 中国电力科学研究院 | Lightning impulse response measurement system |
| CN207366678U (en) * | 2017-10-26 | 2018-05-15 | 天津市鲲鹏电子有限公司 | A kind of conversion link block of transformer testing |
| CN108152686A (en) * | 2017-12-12 | 2018-06-12 | 山东电力设备有限公司 | A kind of low voltage impulse experimental rig of transformer coil |
| CN108562838A (en) * | 2018-01-16 | 2018-09-21 | 西安交通大学 | A kind of portable compact surge voltage generating means |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113419148A (en) * | 2021-06-30 | 2021-09-21 | 深圳市准点仪器有限公司 | Testing method for motor winding insulation |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190201 |
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| WW01 | Invention patent application withdrawn after publication |