CN108089118A - High voltage direct current converter valve thyristor component presses loop parameter Simple measurement device - Google Patents
High voltage direct current converter valve thyristor component presses loop parameter Simple measurement device Download PDFInfo
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- CN108089118A CN108089118A CN201711051070.XA CN201711051070A CN108089118A CN 108089118 A CN108089118 A CN 108089118A CN 201711051070 A CN201711051070 A CN 201711051070A CN 108089118 A CN108089118 A CN 108089118A
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- voltage
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- converter valve
- module
- direct current
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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
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
- G01R31/3272—Apparatus, systems or circuits therefor
- G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Abstract
Road field of measuring technique is pushed back the invention belongs to converter valve, loop parameter Simple measurement device is pressed more particularly to a kind of high voltage direct current converter valve thyristor component, it includes voltage output module, voltage measurement module, measurement handle, the voltage output module is sequentially connected by electric voltage regulator, step-up transformer and current-limiting resistance and formed, the output terminal of the voltage output module is connected with the input terminal of the voltage measurement module, and the output terminal of the voltage measurement module is connected with the measurement handle；The present invention has the advantages that simple in structure, Parameter adjustable on the whole, measurement is convenient, result is accurate.
Description
Technical field
Road field of measuring technique is pushed back the invention belongs to converter valve, and in particular to a kind of high voltage direct current converter valve thyristor
Component presses loop parameter Simple measurement device.
Background technology
Thyristor component is the elementary cell for forming high voltage direct current converter valve, and pushing back road is most attached most importance in thyristor component
One of part wanted, performance parameters have conclusive effect to thyristor steady operation.At present, for domestic all engineerings
Middle converter valve is pressed in the measurement of loop parameter, and mainly according to the guidance of converter valve producer personnel, experiment is built using pressure regulator
Circuit, there are wiring is lack of standardization, time is long, technology requirement is high, there are the problems such as electric shock risk for measurement process.
If publication No. is CN101982789A, entitled novel method for testing low-voltage trigger of thyristor of direct-current converter valve
Patent document, in the disclosure of which, the hookup by 220V AC powers, pressure regulator, isolating transformer, current-limiting resistance and
Test platform is formed；220V AC powers are connected with the input terminal of pressure regulator, the output terminal of pressure regulator and isolating transformer phase
Connection, the output terminal of isolating transformer are connected with current-limiting resistance, and current-limiting resistance is connected with thyristor grade, thyristor electronic board TE
Connect with thyristor cathode, connected by optical fiber with gate circuit transistor gate, test platform is connected with TE by optical fiber, test platform and
The anode of thyristor is connected with cathode, and the circuit time is long, and test platform wiring not ten sectional specification, measurement result is not
Definitely.
For another example publication No. be 102012481 A of CN, entitled thyristor level test method for novel converter valve module, wherein
Disclosure has：Hookup includes AC power, alternating current filter, disconnecting switch, pressure regulator, isolating transformer, current limliting electricity
Resistance, the insulated gate bipolar translator power tube IGBT of forward and reverse series connection, impulse voltage generator and test platform are formed, in circuit,
AC power is connected with alternating current filter AF, and AC power is connected with disconnecting switch, and on-off circuit is provided to circuit；Power supply leads to
It crosses disconnecting switch with pressure regulator to be connected, the output terminal of pressure regulator is connected with the input terminal of isolating transformer, by adjusting pressure regulator
Voltage, adjust the output voltage of transformer, the output terminal of isolating transformer is connected with current-limiting resistance, the output terminal of current-limiting resistance
It is connected with insulated gate bipolar translator power tube IGBT, the output terminal of insulated gate bipolar translator power tube IGBT and thyristor grade test product phase
Even, the output terminal of impulse voltage generator is connected with thyristor grade test product, and high pressure terminates at thyristor anode, low-pressure end and brilliant lock
Tube cathode connects, and is grounded；During the circuit measuring, technology requirement and correlative charges expenditure are relatively high, measurement
There are electric shock risks in the process.
The content of the invention
The task of the present invention is provide one kind accurately to press loop parameter to high voltage direct current converter valve thyristor component
The easy device measured.
To realize above-mentioned task, technical solution of the invention is：
High voltage direct current converter valve thyristor component presses loop parameter Simple measurement device, including voltage output module, voltage
Measurement module, measurement handle, the voltage output module are sequentially connected group by electric voltage regulator, step-up transformer and current-limiting resistance
Into the output terminal of the voltage output module is connected with the input terminal of the voltage measurement module, the voltage measurement module
Output terminal with it is described measurement handle be connected.
Further, the electric voltage regulator input terminal is connected with external power supply, the electric voltage regulator input terminal with
Having air switch is connected in series between external power supply.
Further, it is connected in parallel to power supply indicator between the electric voltage regulator input terminal and the air switch.
Preferably, the voltage measurement module is one to 15.
Further, it is sequentially connected in series between the voltage measurement module.
Preferably, the voltage measurement module is electronic voltmeter.
Preferably, the measurement handle includes measurement lead and lead ends, and the measurement lead is surveyed with the voltage
Amount module is connected.
The positive effect of the present invention is：In this high voltage direct current converter valve thyristor component loop parameter ordinary surveying is pressed to fill
Among putting, due to setting the step-up transformer of connection, voltage output is far above the electric voltage regulator voltage of scene overlap joint, voltage
Measurement module is one to 15, mainly can align test result according to different its of tested thyristor
Really；Using automatic voltage measurement module, the relevant parameter information of measurement can be shown automatically, and measurement is rapid, and record is convenient, electronic
The air switch being connected in series between pressure regulator input terminal and external power supply, the protection that can mainly play circuit power are made
With being connected in parallel to power supply indicator between electric voltage regulator input terminal and air switch, can explicitly show the logical of power supply
It is disconnected, the characteristics of wiring is simple, safe；The present invention has simple in structure, Parameter adjustable on the whole, measurement is convenient, result is accurate
Advantage.
Description of the drawings
Fig. 1 is the line connecting relation schematic diagram of the present invention.
In figure：QF1 air switches, HL power supply indicators, T1 electric voltage regulators, T2 step-up transformers, R current limlitings electricity
Resistance, V1-Vn voltage measurement modules, S1, S2 are jack.
Specific embodiment
Embodiment one：As shown in Figure 1, high voltage direct current converter valve thyristor component presses loop parameter Simple measurement device,
It includes voltage output module, voltage measurement module, measurement handle, and voltage output module is by electric voltage regulator, step-up transformer
Composition is sequentially connected with current-limiting resistance, the output terminal of voltage output module is connected with the input terminal of voltage measurement module, voltage
The output terminal of measurement module is connected with measurement handle.
Electric voltage regulator input terminal is connected with external power supply, the company of series connection between electric voltage regulator input terminal and external power supply
It is connected to air switch, external power supply AC220V.
Power supply indicator is connected in parallel between electric voltage regulator input terminal and air switch.
Voltage measurement module is one.Voltage measurement module is electronic voltmeter.
Measuring handle includes measurement lead and lead ends, and measurement lead is connected with voltage measurement module, i.e. in V1
Measurement lead S1, S2 for being connected to the voltage measurement module in V1 jack in, the lead ends in V1 fix or
It accommodates on the designated position of equipment under test.
Embodiment two：High voltage direct current converter valve thyristor component presses loop parameter Simple measurement device, including voltage
Output module, voltage measurement module, measurement handle, voltage output module is by electric voltage regulator, step-up transformer and current-limiting resistance
Composition is sequentially connected, the output terminal of voltage output module is connected with the input terminal of voltage measurement module, voltage measurement module
Output terminal is connected with measurement handle.
Electric voltage regulator input terminal is connected with external power supply, the company of series connection between electric voltage regulator input terminal and external power supply
It is connected to air switch, external power supply AC220V.
Power supply indicator is connected in parallel between electric voltage regulator input terminal and air switch.
Voltage measurement module is eight.Voltage measurement module is electronic voltmeter.
It is sequentially connected in series between voltage measurement module.
Measuring handle includes measurement lead and lead ends, and measurement lead is connected with voltage measurement module.
Embodiment three：Difference lies in voltage measurement module is 15 with embodiment two.
In application process, one end of measurement lead is correspondingly connected in order in the voltage measurement module of the present invention
Inside jack（I.e. in S1, S2 of V1-Vn）, while the other end of measurement lead is correspondingly connected with subject thyristor grade in order
On, the power input line of the present invention is connected on 220V power supplys afterwards, wherein phase line and the neutral conductor will correspond, and close
Breaker, that is, air switch QF, at this time power supply indicator will light, then start electric voltage regulator and step-up transformer and carry out
It pressurizes, can be that on electronic voltmeter, it is gradual to read subject thyristor from the voltage measurement module of the present invention in boost process
Voltage parameter.
Specifically will measurement end be stuck in thyristor grade both ends radiator to be measured between, pause 3 seconds after, voltage measurement module
Automatic record measurement data, is automatically performed thyristor grade and pushes back road parameter measurement.
Claims (7)
1. high voltage direct current converter valve thyristor component presses loop parameter Simple measurement device, it is characterised in that：It is defeated including voltage
Go out module, voltage measurement module, measurement handle, the voltage output module is by electric voltage regulator, step-up transformer and current limliting electricity
Resistance is sequentially connected composition, and the output terminal of the voltage output module is connected with the input terminal of the voltage measurement module, described
The output terminal of voltage measurement module is connected with the measurement handle.
2. high voltage direct current converter valve thyristor component according to claim 1 presses loop parameter Simple measurement device,
It is characterized in that：The electric voltage regulator input terminal is connected with external power supply, the electric voltage regulator input terminal and external power supply
Between be connected in series having air switch.
3. high voltage direct current converter valve thyristor component according to claim 2 presses loop parameter Simple measurement device,
It is characterized in that：Power supply indicator is connected in parallel between the electric voltage regulator input terminal and the air switch.
4. high voltage direct current converter valve thyristor component according to claim 1 presses loop parameter Simple measurement device,
It is characterized in that：The voltage measurement module is at least one to 15.
5. high voltage direct current converter valve thyristor component according to claim 4 presses loop parameter Simple measurement device,
It is characterized in that：It is sequentially connected in series between the voltage measurement module.
6. high voltage direct current converter valve thyristor component according to claim 4 presses loop parameter Simple measurement device,
It is characterized in that：The voltage measurement module is electronic voltmeter.
7. high voltage direct current converter valve thyristor component according to claim 1 presses loop parameter Simple measurement device,
It is characterized in that：The measurement handle includes measurement lead and lead ends, the measurement lead and the voltage measurement module
It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711051070.XA CN108089118A (en) | 2017-11-01 | 2017-11-01 | High voltage direct current converter valve thyristor component presses loop parameter Simple measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711051070.XA CN108089118A (en) | 2017-11-01 | 2017-11-01 | High voltage direct current converter valve thyristor component presses loop parameter Simple measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108089118A true CN108089118A (en) | 2018-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711051070.XA Pending CN108089118A (en) | 2017-11-01 | 2017-11-01 | High voltage direct current converter valve thyristor component presses loop parameter Simple measurement device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358994A (en) * | 2021-05-18 | 2021-09-07 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Thyristor test device and method |
| CN113514749A (en) * | 2021-07-07 | 2021-10-19 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Thyristor voltage-sharing detection device and detection method |
| CN113567107A (en) * | 2021-06-15 | 2021-10-29 | 南京南瑞继保电气有限公司 | Cascaded converter valve testing system and control method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204116545U (en) * | 2014-09-04 | 2015-01-21 | 许继电气股份有限公司 | A kind of equal compression testing device of thyristor unit of converter valve |
| CN104459396A (en) * | 2014-12-04 | 2015-03-25 | 国家电网公司 | Converter valve voltage-sharing testing instrument |
-
2017
- 2017-11-01 CN CN201711051070.XA patent/CN108089118A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204116545U (en) * | 2014-09-04 | 2015-01-21 | 许继电气股份有限公司 | A kind of equal compression testing device of thyristor unit of converter valve |
| CN104459396A (en) * | 2014-12-04 | 2015-03-25 | 国家电网公司 | Converter valve voltage-sharing testing instrument |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358994A (en) * | 2021-05-18 | 2021-09-07 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Thyristor test device and method |
| CN113567107A (en) * | 2021-06-15 | 2021-10-29 | 南京南瑞继保电气有限公司 | Cascaded converter valve testing system and control method thereof |
| CN113514749A (en) * | 2021-07-07 | 2021-10-19 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Thyristor voltage-sharing detection device and detection method |
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Application publication date: 20180529 |
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