CN202093065U - Table type 1kV/mu s impulse voltage generator - Google Patents

Table type 1kV/mu s impulse voltage generator Download PDF

Info

Publication number
CN202093065U
CN202093065U CN201120072070XU CN201120072070U CN202093065U CN 202093065 U CN202093065 U CN 202093065U CN 201120072070X U CN201120072070X U CN 201120072070XU CN 201120072070 U CN201120072070 U CN 201120072070U CN 202093065 U CN202093065 U CN 202093065U
Authority
CN
China
Prior art keywords
voltage
voltage generator
impulse
circuit
resistor
Prior art date
Application number
CN201120072070XU
Other languages
Chinese (zh)
Inventor
王建国
周蜜
薛健
代盛熙
任海蓉
王建平
张花
Original Assignee
武汉大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 武汉大学 filed Critical 武汉大学
Priority to CN201120072070XU priority Critical patent/CN202093065U/en
Application granted granted Critical
Publication of CN202093065U publication Critical patent/CN202093065U/en

Links

Abstract

The utility model discloses a table type 1kV/mu s impulse voltage generator, which comprises a singlechip control module, a high-voltage direct current power supply module and a main loop. The singlechip control module is in control connection with the high-voltage direct current power supply module and the main loop respectively, and the high-voltage direct current power supply module is in series connection with the main loop. The main loop is composed of a switching circuit and a modulated wave circuit which are in parallel connection, the switching circuit is composed of a main capacitor, a high-voltage mercury switch and a resistor having the same resistance value as a modulated wave resistor, wherein the main capacitor, the high-pressure mercury switch and the resistor are sequentially in series connection. The modulated wave circuit is composed of the modulated wave resistor and a modulated wave capacitor which are in parallel connection. The table type 1kV/mu s impulse voltage generator can conduct impulse discharge voltage test for a gas discharge tube, a lightning protector and the like. Open-circuit voltage rising slope of the table type 1 kV/mu s impulse voltage generator is within the 1 kV/mu s wide voltage range, thereby being capable of conducting test for the gas discharge tube or the lightning protector with the discharge voltage at 3500V and below. The table type 1 kV/mu s impulse voltage generator has the advantages of being small in volume, high in integration and intellectualization and the like, and provides an excellent testing device for testing of a lightning protection device.

Description

Desk-top 1kV/ μ s impulse voltage generator

Technical field

This novel practical belongs to the electrical engineering technical field, particularly a kind of impulse voltage generator that is used for gas-discharge tube, lightning protector etc. is carried out the impulse sparkover voltage test.

Background technology

Require the impact deboost of the surge protector of test signal and signal network among GB/T 18802.21-2004 " surge protector (the SPD)-performance requirement and the test method of low tension surge protector the 21st part telecommunications and signal network ", the GBT 18802.311-2007 " low pressure surge protection device the 311st part: gas-discharge tube (GDT) standard "; carrying out fast escalating rate impacts deboost and impacts resistance test; the waveform of impact generator is defined as open-circuit voltage 〉=1kV, and the rate of rise is 1kV/ μ s.Among the GA173-2002 " computer information system lightning protector " lightning protector is carried out impulse sparkover voltage when test, surge waveform is 1kV/ μ s.Among the TB/T 2311-2002 " railway electronic equipment lightning protector " lightning protector is carried out impulse sparkover voltage and lateral voltage test, surge waveform is 1kV/ μ s.Among the GB 9043-1999 " communication facilities overvoltage protection gas-discharge tube general technical specifications " gas-discharge tube is carried out impact flashover voltage when test; the nominal rate of rise of trial voltage is 1kV/ μ s; above standard all requires to adopt 1kV/ μ s surge voltage waveform to test; Related domestic documents does not propose the generation circuit of 1kV/ μ s, and Related product does not appear in market yet.Therefore we have designed and developed the desk-top 1kV/ μ s impulse voltage generator of a cover.It is little that it has a volume, and integrated intelligence degree advantages of higher is for the test of lightning protection component provides good test unit.

The utility model content

The purpose of this utility model is exactly the deficiency that exists at the above-mentioned background technology, and a kind of desk-top 1kV/ μ s impulse voltage generator is provided.

The technical solution of the utility model is: a kind of desk-top 1kV/ μ s impulse voltage generator, comprise single chip control module, dc high-voltage source module and major loop, single chip control module realizes controlled the connection with dc high-voltage source module and major loop respectively, and dc high-voltage source module and major loop are in series; Major loop is made up of on-off circuit parallel with one another and harmonic circuit, and on-off circuit is made up of main capacitor, high-pressure mercury switch and the resistance identical with the wave regulating resistor resistance institute of connecting successively, the harmonic circuit by wave regulating resistor and harmonic electric capacity in parallel form.

Have as preferred version of the present utility model:

1, is in series with the output build-out resistor on the described major loop.

2, described single chip control module comprises single-chip microcomputer Programmable Logic Controller, touch-screen type man machine operation interface and analog-to-digital conversion module.

3, described dc high-voltage source module adopts the I.F.T. rectification of boosting.

The utility model is in practice, single chip control module control dc high-voltage source module charges to major loop, after charged, the single step of releasing electrical testing is finished in the switch motion of control high-pressure mercury, realizes 1kV/us surge voltage waveform by accurate Waveform Design.

Single chip control module adopts mcu programming control, the precision maneuver of control high-pressure mercury switch, contactor etc., and man-machine interface adopts touch-screen to carry out visualized operation, and is simple to operate, the operation interface close friend.Analog-to-digital conversion module is measured demonstration in (voltage, electric current etc.) and is sent back in the single-chip microcomputer for screen displaying and protection action judgement (as overvoltage protection, overcurrent protection etc.); The whole control system is placed in the airtight can; shield effectiveness is good, and control system is reliable and stable.

DC high-voltage power supply adopts the I.F.T. rectification of boosting, and volume is little, and is in light weight, the highest exportable 10kV high direct voltage, and polarity of voltage can be transferred.

Major loop is made up of high-pressure mercury switch, main capacitor, harmonic inductance and wave regulating resistor, the high-pressure mercury switch has that speed is fast, volume is little and advantage such as noiseless, main capacitor adopts the high energy storage density impulse capacitor, its adopts metallized polypropylene film to make medium, the high voltage insulating materials sealing has that electrical property is good, good reliability, high temperature resistant, volume is little, capacity is big and good self-healing performance.

The open-circuit voltage rate of rise of the present utility model satisfies the wide-voltage range of 1kv/us, can test at 3500V and following gas-discharge tube or lightning protector sparking voltage.It is little to have volume, and integrated intelligence degree advantages of higher is for the test of lightning protection component provides good test unit.

Description of drawings

Fig. 1 is the main circuit diagram of test unit;

Fig. 2 is the single chip control module operation interface;

Fig. 3 is main loop circuit figure;

Fig. 4 is the voltage rate of rise requirement of standard code;

Fig. 5 is the voltage rate of rise of this generator;

Among the figure: 2-dc high-voltage source module, the 3-major loop (3.1-high-pressure mercury switch, the 3.2-main capacitance, the 3.3-wave regulating resistor, 3.4-exports build-out resistor, 3.5-harmonic electric capacity).

Embodiment

The utility model is described in further detail below in conjunction with the accompanying drawing illustrated embodiment:

Single chip control module control dc high-voltage source module (2) charges for major loop (3), charged after, the single step of releasing electrical testing is finished in control high-pressure mercury switch (3.1) action, realizes 1kV/us surge voltage waveform by accurate Waveform Design.

Single chip control module adopts mcu programming control, the precision maneuver of control high-pressure mercury switch (3.1), contactor etc., and man-machine interface adopts touch-screen to carry out visualized operation, and is simple to operate, the operation interface close friend.Analog-to-digital conversion module is measured demonstration in (voltage, electric current etc.) and is sent back in the single-chip microcomputer for screen displaying and protection action judgement (as overvoltage protection, overcurrent protection etc.); The whole control system is placed in the airtight can; shield effectiveness is good, and control system is reliable and stable.

DC high-voltage power supply (2) adopts I.F.T. to carry out voltage boosting dc, and volume is little, and is in light weight, the highest exportable 10kV high direct voltage, and polarity of voltage can be regulated.

Major loop (3) is made up of high-pressure mercury switch (3.1), main capacitor (3.2), harmonic electric capacity (3.5) and wave regulating resistor (3.3), is serially connected with an output build-out resistor (3.4) on the major loop.The high-pressure mercury switch has that speed is fast, volume is little and advantage such as noiseless, main capacitor adopts the high energy storage density impulse capacitor, it adopts metallized polypropylene film to make medium, high voltage insulating materials sealing has that electrical property is good, a good reliability, high temperature resistant, volume is little, capacity is big and good self-healing performance.

The test findings (see figure 5) proves that the voltage rate of rise of the utility model output voltage can satisfy the requirement of standard in a big way, can test at 3500V and following gas-discharge tube or lightning protector sparking voltage.

Claims (5)

1. desk-top 1kV/ μ s impulse voltage generator is characterized in that:
Comprise single chip control module, dc high-voltage source module and major loop, single chip control module realizes controlled the connection with dc high-voltage source module and major loop respectively, and dc high-voltage source module and major loop are in series; Major loop is made up of on-off circuit parallel with one another and harmonic circuit, and on-off circuit is made up of main capacitor, high-pressure mercury switch and the resistance identical with the wave regulating resistor resistance institute of connecting successively, the harmonic circuit by wave regulating resistor and harmonic electric capacity in parallel form.
2. a kind of desk-top 1kV/ μ s impulse voltage generator according to claim 1 is characterized in that:
Be in series with the output build-out resistor on the described major loop.
3. a kind of desk-top 1kV/ μ s impulse voltage generator according to claim 1 and 2 is characterized in that:
Described single chip control module comprises single-chip microcomputer Programmable Logic Controller, touch-screen type man machine operation interface and analog-to-digital conversion module.
4. a kind of desk-top 1kV/ μ s impulse voltage generator according to claim 1 and 2 is characterized in that:
Described dc high-voltage source module adopts the I.F.T. rectification of boosting.
5. a kind of desk-top 1kV/ μ s impulse voltage generator according to claim 3 is characterized in that:
Described dc high-voltage source module adopts the I.F.T. rectification of boosting.
CN201120072070XU 2011-03-18 2011-03-18 Table type 1kV/mu s impulse voltage generator CN202093065U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201120072070XU CN202093065U (en) 2011-03-18 2011-03-18 Table type 1kV/mu s impulse voltage generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201120072070XU CN202093065U (en) 2011-03-18 2011-03-18 Table type 1kV/mu s impulse voltage generator

Publications (1)

Publication Number Publication Date
CN202093065U true CN202093065U (en) 2011-12-28

Family

ID=45368125

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201120072070XU CN202093065U (en) 2011-03-18 2011-03-18 Table type 1kV/mu s impulse voltage generator

Country Status (1)

Country Link
CN (1) CN202093065U (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102608369A (en) * 2012-04-09 2012-07-25 上海三基电子工业有限公司 Touch-control and intelligent type pulse train and lightning stroke surge generator
CN103743979A (en) * 2014-01-07 2014-04-23 深圳供电局有限公司 Impulse-current multifunctional ignition device
CN103954810A (en) * 2014-04-04 2014-07-30 南京信息工程大学 10/700 muS impulse voltage generator
WO2014139333A1 (en) * 2013-03-13 2014-09-18 深圳市科威电子测试有限公司 Current waveform generation device
CN104330598A (en) * 2014-10-17 2015-02-04 南京信息工程大学 Lightning damped oscillation wave generator
CN104374962A (en) * 2014-10-24 2015-02-25 南京信息工程大学 10/1,000-microsecond lightning surge generator
CN109212447A (en) * 2018-08-14 2019-01-15 国网陕西省电力公司电力科学研究院 A kind of portable fast pulse generating device and preparation method thereof

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102608369A (en) * 2012-04-09 2012-07-25 上海三基电子工业有限公司 Touch-control and intelligent type pulse train and lightning stroke surge generator
CN102608369B (en) * 2012-04-09 2014-12-03 上海三基电子工业有限公司 Touch-control and intelligent type pulse train and lightning stroke surge generator
WO2014139333A1 (en) * 2013-03-13 2014-09-18 深圳市科威电子测试有限公司 Current waveform generation device
CN103743979A (en) * 2014-01-07 2014-04-23 深圳供电局有限公司 Impulse-current multifunctional ignition device
CN103743979B (en) * 2014-01-07 2016-05-04 深圳供电局有限公司 A kind of multifunction ignition device of dash current
CN103954810A (en) * 2014-04-04 2014-07-30 南京信息工程大学 10/700 muS impulse voltage generator
CN104330598A (en) * 2014-10-17 2015-02-04 南京信息工程大学 Lightning damped oscillation wave generator
CN104374962A (en) * 2014-10-24 2015-02-25 南京信息工程大学 10/1,000-microsecond lightning surge generator
CN104374962B (en) * 2014-10-24 2017-04-19 南京信息工程大学 10/1,000-microsecond lightning surge generator
CN109212447A (en) * 2018-08-14 2019-01-15 国网陕西省电力公司电力科学研究院 A kind of portable fast pulse generating device and preparation method thereof

Similar Documents

Publication Publication Date Title
CN103760454A (en) MOV lightning arrester leakage current detection device, remote monitoring system and method
CN103308736B (en) Small-sized integrated steep pulse generating means
CN102012481B (en) Thyristor level test method for novel converter valve module
CN103956764B (en) A kind of computer simulation experiment system for high-voltage direct-current transmission system
CN201087939Y (en) Improved construction of exchanging type power converter circuit
CN201752075U (en) Charge-discharge and energy storage circuit
CN103839014A (en) Self-destruction circuit of tablet personal computer storage device
CN201965195U (en) Turn-to-turn insulation detection device for light dry reactor
CN102435800B (en) High-voltage pulse generator
CN201315550Y (en) High pressure impulse generator based on triple-pole ignition switch
CN204068405U (en) The earth leakage protective DC power-supply system of a kind of band
CN103337983A (en) Repetition-frequency high-voltage microsecond pulsed power supply
CN101728969A (en) Multi-waveform impulse current generator
CN105609344A (en) Hybrid DC current breaker topological structure
CN105491728B (en) Direct filtering type switching power supply
CN201656806U (en) Liquid phase pulse plasma power based on constant power charging system
CN103683455A (en) Supercapacitor based inductive energy-extracting power supply device of high-voltage measurement system
CN203929936U (en) A kind of capacity test device of inductive reactive power compensation equipment
CN103176117A (en) High-power thyristor turn-off characteristic test device based on half-wave method
CN103269112A (en) Core of inverter-type anti-explosion charger
CN102026448A (en) LED power circuit
CN204068682U (en) A kind of high-power low-loss surge restraint circuit
CN103558536B (en) The circuit of test series capacitor tolerance capability of overload and method of work thereof
CA3031582A1 (en) Closing control method for high-voltage direct-current circuit breaker
CN103969527A (en) Charge-discharge service life detection device of high-voltage ceramic capacitor

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model