CN105116299A - Experimental device for simulating discharge ablation of pressure leading pipe - Google Patents
Experimental device for simulating discharge ablation of pressure leading pipe Download PDFInfo
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- CN105116299A CN105116299A CN201510505196.4A CN201510505196A CN105116299A CN 105116299 A CN105116299 A CN 105116299A CN 201510505196 A CN201510505196 A CN 201510505196A CN 105116299 A CN105116299 A CN 105116299A
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- guiding pipe
- pressure guiding
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- 238000002679 ablation Methods 0.000 title claims abstract description 42
- 238000012360 testing method Methods 0.000 claims abstract description 33
- 239000002184 metal Substances 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims description 57
- 238000002474 experimental method Methods 0.000 abstract description 7
- 230000009467 reduction Effects 0.000 abstract description 4
- 230000003247 decreasing effect Effects 0.000 description 12
- 230000010534 mechanism of action Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004210 cathodic protection Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The embodiment of the invention discloses an experimental device for simulating discharge ablation of a pressure guiding pipe, which comprises an experimental system assembly, a testing system assembly and a power supply system assembly, wherein the experimental system assembly comprises an experimental device body, a first pressure guiding pipe, a second pressure guiding pipe, a first fixing device, a second fixing device, a first insulating support, a second insulating support, a guide rail, a first metal plate and a second metal plate; the test system assembly is used for measuring discharge ablation parameters of the first pressure guide pipe and the second pressure guide pipe at a preset interval; the power system component is used for supplying power to the experiment system component and the test system component. The experimental device provided by the embodiment of the invention can be used for carrying out relevant experimental research on the discharge ablation action mechanism and the influence factors of the pressure guiding pipe, further obtaining the reduction measures of the discharge ablation of the pressure guiding pipe to provide theoretical basis and experimental data, and eliminating the potential safety hazard by adopting the reduction measures to ensure the safe operation of the pipeline.
Description
Technical field
The present invention relates to impulse discharge technology field, especially relate to a kind of experimental provision of simulating pressure guiding pipe electric discharge ablation.
Background technology
Gas-oil valve, valve head and pressure guiding pipe is have employed in existing pipe-line; for the control device safety ground and valve body cathodic protection that solve valve head and pressure guiding pipe are insulated conflicting problem; insulation sleeve can be installed on pressure guiding pipe, for isolated controlling parts and valve body.
But, existing pressure guiding pipe is subject to the external interference current be subject to pipeline, when the factors such as piping insulation ground connection affect, pressure guiding pipe can be caused to discharge, produce spark, there is the situation of pressure guiding pipe electric discharge ablation, thus the safe operation of pipeline is constituted a threat to, therefore, be badly in need of a kind of experimental provision carrying out monitoring for pressure guiding pipe electric discharge ablation, for the Related Experimental Study to the pressure guiding pipe electric discharge ablation mechanism of action and influence factor, for the decreasing measure obtaining pressure guiding pipe electric discharge ablation provides theoretical foundation and experimental data, and then to eliminate safe hidden trouble according to described decreasing measure and guarantee the safe operation of pipeline.
Summary of the invention
The embodiment of the present invention is by providing a kind of experimental provision of simulating pressure guiding pipe electric discharge ablation, can to the Related Experimental Study of getting the pressure guiding pipe electric discharge ablation mechanism of action and influence factor, and then for obtain pressure guiding pipe electric discharge ablation decreasing measure provide theoretical foundation and experimental data, to adopt described decreasing measure to eliminate safe hidden trouble the safe operation guaranteeing pipeline.
Embodiments provide a kind of experimental provision of simulating pipeline valve chamber pressure guiding pipe electric discharge ablation, comprising:
Experimental system assembly, comprise experimental provision body, and the first pressure guiding pipe be arranged on described experimental provision body, second pressure guiding pipe, first stationary installation, second stationary installation, first insulating support, second insulating support, guide rail, first sheet metal and the second sheet metal, wherein, described first pressure guiding pipe is fixed in described first stationary installation, described second pressure guiding pipe is fixed in described second stationary installation, described first stationary installation is connected with described first insulating support by described first sheet metal, described second stationary installation is connected with described second insulating support by described second sheet metal, described guide rail is fixed on described experimental provision body, and described first insulating support and described second insulating support are all arranged on described guide rail,
Test system components, for measuring described first pressure guiding pipe and the electric discharge ablation parameters of described second pressure guiding pipe under preset pitch;
Power system components, powers for giving described experimental system assembly and described test system components.
Optionally, described experimental provision also comprises gearing, and described gearing comprises STATEMENT OF FEDERALLY SPONSORED and turning axle, and described STATEMENT OF FEDERALLY SPONSORED is fixedly connected with described first insulating support, and described STATEMENT OF FEDERALLY SPONSORED is provided with threaded hole, is connected with described turning axle by described threaded hole.
Optionally, described gearing also comprises drive unit, is arranged on the front end of described turning axle, rotates for driving described turning axle.
Optionally, described test system components comprises grating measuring device, for measuring the spacing between described first pressure guiding pipe and described second pressure guiding pipe.
Optionally, described test system components also comprises web member, and described grating measuring device connects described STATEMENT OF FEDERALLY SPONSORED by described web member.
Optionally, described test system components also comprises the first whirligig and the second whirligig, and wherein, described first whirligig is flexibly connected described first stationary installation, for rotating described first stationary installation; Described second whirligig is flexibly connected described second stationary installation, for rotating described second stationary installation.
Optionally, described experimental provision also comprises accommodating device, for accommodating described experimental system assembly and described test system components.
Optionally, described test system components also comprises temperature meter and moisture tester, and for measuring humiture, and described temperature meter and described moisture tester are arranged on described accommodating device.
Optionally, described test system components also comprises picture pick-up device, is arranged on described accommodating device.
Optionally, described experimental provision also comprises voltage measuring apparatus, for measuring described first pressure guiding pipe and voltage corresponding to described second pressure guiding pipe.
Optionally, described measuring system assembly also comprises data recorder, for measuring the voltage difference between described first pressure guiding pipe and described second pressure guiding pipe.
The one or more technical schemes provided in the embodiment of the present invention, at least have following technique effect or advantage:
Because the first pressure guiding pipe in the experimental provision in the embodiment of the present application is arranged in the first stationary installation, second pressure guiding pipe is fixed on the second stationary installation, and described first stationary installation is connected with the first insulating support by the first sheet metal, described second stationary installation is connected with the second insulating support by the second sheet metal, making can at a distance of a segment distance between described first pressure guiding pipe and described second pressure guiding pipe, and can reduce by two insulating parts the probability that described first pressure guiding pipe and described second pressure guiding pipe are subject to extraneous factor impact, make test system components, measurement described first pressure guiding pipe and the electric discharge ablation parameters of described second pressure guiding pipe under preset pitch more accurate, so, make the experimental provision of the application can carry out the Related Experimental Study of the pressure guiding pipe electric discharge ablation mechanism of action and influence factor, and then for obtain pressure guiding pipe electric discharge ablation decreasing measure theoretical foundation and experimental data are provided, to adopt described decreasing measure to eliminate safe hidden trouble the safe operation guaranteeing pipeline.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the experimental provision of simulating pressure guiding pipe electric discharge ablation in the embodiment of the present invention;
Fig. 2 is the connecting structure for electrical equipment figure of data recorder in the embodiment of the present invention.
In accompanying drawing, appended with drawings mark is as follows:
10---experimental provision body, 11---the first pressure guiding pipe, 12---the second pressure guiding pipe, 13---the first stationary installation, 14---the second stationary installation, 15---the first insulating support, 16---the second insulating support, 17---guide rail, 18---the first sheet metal, 19---the second sheet metal, 20---STATEMENT OF FEDERALLY SPONSORED, 21---turning axle, 22---drive unit, 23---support member, 30---grating measuring device, 31---web member, 40---accommodating device, 41---temperature and humidity regulation mouth, 42---temperature meter, 43---moisture tester, 44---picture pick-up device, 50---line bank, 51---the first connection terminal, 52---the second connection terminal, 53---the 3rd connection terminal, 54---the 4th connection terminal, 55---the 5th connection terminal, 60---data recorder, 61---a passage, 62---two passages, 63---triple channel, 70---solar cell system, 71---voltage loads interface.
Embodiment
The embodiment of the present invention is by providing a kind of experimental provision of simulating pressure guiding pipe electric discharge ablation, can to the Related Experimental Study of getting the pressure guiding pipe electric discharge ablation mechanism of action and influence factor, and then the decreasing measure obtaining pressure pipe electric discharge ablation provides theoretical foundation and experimental data, to adopt described decreasing measure to eliminate safe hidden trouble the safe operation guaranteeing pipeline.
In order to better understand technique scheme, below in conjunction with Figure of description and concrete embodiment, technique scheme is described in detail.
See Fig. 1, a kind of experimental provision of simulating pressure guiding pipe electric discharge ablation, comprise experimental system assembly, test system components and power system components, wherein, described experimental system assembly is for installing two pressure guiding pipes, and described test system components is for measuring the electric discharge ablation parameters of two pressure guiding pipes under preset pitch; Described power system components provides power supply for the consumer in experimental provision, and specifically for powering to described experimental system assembly and described test system components, wherein, described experimental provision can be test for the electric discharge ablation of the pressure guiding pipe in valve chamber.
Concrete, see Fig. 1, described experimental system assembly comprises experimental provision body 10, and the first pressure guiding pipe 11 be arranged on described experimental provision body 10, second pressure guiding pipe 12, first stationary installation 13, second stationary installation 14, first insulating support 15, second insulating support 16, guide rail 17, first sheet metal 18 and the second sheet metal 19, wherein, first pressure guiding pipe 11 is fixed in the first stationary installation 13, second pressure guiding pipe 12 is fixed in the second stationary installation 14, first stationary installation 13 is connected with the first insulating support 15 by the first sheet metal 18, second stationary installation 14 is connected with the second insulating support 16 by the second sheet metal 19, guide rail 17 is fixed on experimental provision body 10, and the first insulating support 15 and the second insulating support 16 are all arranged on guide rail 17.
Wherein, the first stationary installation 13 is fixed on the first sheet metal 18, and the first sheet metal 18 is arranged on the top of the first insulating support 15, is connected by the first sheet metal 18 to make the first stationary installation 13 with the first insulating support 15; Further, second stationary installation 14 is fixed on the second sheet metal 19, second sheet metal 19 is arranged on the top of the second insulating support 16, be connected with the second insulating support 16 by the second sheet metal 19 to make the second stationary installation 14, and the first insulating support 15 and the second insulating support 16 are all arranged on guide rail 17, to make the first stationary installation 13 and the second stationary installation all can be slided by guide rail 17, to adjust the spacing between the first pressure guiding pipe 11 and the second pressure guiding pipe 12.
Concrete, first pressure guiding pipe 11 can be horizontally fixed in the first stationary installation 13, second pressure guiding pipe 12 can be vertically fixed in the second stationary installation 14, certainly, first pressure guiding pipe 11 and the second pressure guiding pipe 12 can also levels or be vertically fixed in corresponding stationary installation simultaneously, and first pressure guiding pipe 11 can also be vertically fixed in the first stationary installation 13, the second pressure guiding pipe 12 can also be vertically fixed in the second stationary installation 14.
Concrete, see Fig. 1, described experimental provision also comprises gearing, described gearing comprises STATEMENT OF FEDERALLY SPONSORED 20 and turning axle 21, STATEMENT OF FEDERALLY SPONSORED 20 is fixedly connected with the first insulating support 13, and STATEMENT OF FEDERALLY SPONSORED 20 is provided with threaded hole, be connected with turning axle 21 by described threaded hole, to pass through to rotate turning axle 21, and then promote STATEMENT OF FEDERALLY SPONSORED 20, and drive the first insulating support 13 to move on guide rail 17, thus facilitate the spacing between adjustment first pressure guiding pipe 11 and the second pressure guiding pipe 12, can first be carried out, the electric discharge ablation experiments of the second pressure guiding pipe under different spacing, obtain corresponding experimental data.
Concrete, see Fig. 1, described gearing also comprises drive unit 22, be arranged on the front end of turning axle 21, rotate for driving turning axle 21, and then drive STATEMENT OF FEDERALLY SPONSORED 20 to drive the first insulating support 13 to move on guide rail 17, further facilitate the spacing between adjustment first pressure guiding pipe 11 and the second pressure guiding pipe 12; Wherein, turning axle 21 is specifically as follows screw thread stepping turning axle, drive unit 22 specifically can gyrocompass etc., and in order to better control the distance of the first insulating support 13 movement on track 16, turning axle 21 is kept with STATEMENT OF FEDERALLY SPONSORED 20 in same level state by support member 23.
Concrete, see Fig. 1, described test system components comprises grating measuring device 30, and for measuring the spacing between the first pressure guiding pipe 11 and the second pressure guiding pipe 12, wherein, grating measuring device 30 is specifically as follows grating scale.
Wherein, continue see Fig. 1, described test system components also comprises connection 31, grating measuring device 30 connects STATEMENT OF FEDERALLY SPONSORED 20 by web member 31, and then make drive unit 22 when driving turning axle 21 to rotate, drive STATEMENT OF FEDERALLY SPONSORED 20, STATEMENT OF FEDERALLY SPONSORED 20 synchronously drives grating measuring device 30 by web member 31, measures the spacing between first, second pressure guiding pipe with grating measuring device 30.
Concrete, see Fig. 1, described test system components also comprises the first whirligig, is flexibly connected the first stationary installation 13, for rotating the first stationary installation 13; Described test system components also comprises the second whirligig, is flexibly connected the second stationary installation 14, for rotating the second stationary installation 14; So, first stationary installation 13 and the second stationary installation 14 all can be rotated, thus the intersecting angle that can change arbitrarily between first, second pressure guiding pipe, the electric discharge ablation experiments of first, second pressure guiding pipe under different intersecting angle can be carried out, obtain corresponding experimental data.
Concrete, see Fig. 1, described experimental provision also comprises accommodating device 40, for accommodating described experimental system assembly and described test system components, wherein, accommodating device 40 is specifically as follows glassware, the side of accommodating device 40 is provided with temperature and humidity regulation mouth 41, for carrying out the control of temperature and humidity in experimentation, and the upper of accommodating device 40 is also provided with temperature meter 42 and moisture tester 43, for measuring the humiture of gas in accommodating device 40, thus can first be made, second pressure guiding pipe carries out electric discharge ablation experiments under different humiture, obtain corresponding experimental data.
Concrete, see Fig. 1, described test system components also comprises picture pick-up device 44, be arranged on accommodating device 40, wherein, picture pick-up device 44 is specifically as follows the photographic equipment such as camera, video camera, can be arranged on directly over first, second pressure guiding pipe, can carry out omnidistance monitoring and video recording to the ablation process of first, second pressure guiding pipe more comprehensively and accurately.
Concrete, see Fig. 1 and Fig. 2, described experimental provision also comprises voltage measuring apparatus, for measuring described first pressure guiding pipe and voltage corresponding to described second pressure guiding pipe, specifically, described voltage measuring apparatus comprises line bank 50, be arranged on the first connection terminal 51 on the first sheet metal 18, be arranged on the second connection terminal 52 on the second sheet metal 19, the first cable that first connection terminal 51 connects line bank 50 is connected the second cable of line bank 50 with the second connection terminal 52, a cable in described first cable and described second cable is serially connected with resistance 56, resistance 56 is measuring resistances, for interchange or the DC voltage at measuring resistance 56 two ends, calculate the electric current obtaining and flow through in electric discharge ablation process loop.
Wherein, line bank 50 is provided with the 3rd connection terminal 53, the 4th connection terminal 54 and the 5th connection terminal 55, wherein, 4th connection terminal 54 is connected with pipeline, 3rd connection terminal 53 is connected with grounded screen, and the alternating voltage between pipeline and grounded screen or DC voltage difference drop between first, second pressure guiding pipe.Under certain AC voltage difference or DC voltage difference, be separated by a spacing after the contact of first, second pressure guiding pipe, by generation electric discharge ablation between first, second pressure guiding pipe.
Concrete, see Fig. 1 and Fig. 2, described measuring system assembly also comprises data recorder 60, for measuring the voltage difference between first, second pressure guiding pipe, wherein, one passage 61 of data recorder 60 is for measuring interchange between first, second pressure guiding pipe or DC voltage difference, and the interchange at two passage 62 measuring resistance 56 two ends or DC voltage, calculate the electric current obtaining and flow through in loop; 5th connection terminal 55 is connected with contrast electrode, the energising current potential of triple channel 63 measuring channel of data recorder 60 and alternating voltage, wherein, data recorder 60 can also transfer data to server by GPRS wireless network, so that the energising current potential of real-time query pipeline and alternating voltage, interchange between first, second pressure guiding pipe or DC potential difference, and the voltage at resistance 56 two ends.
Concrete, see Fig. 1, described power system components comprises solar cell system 70 and voltage loads interface 71, the consumer that solar cell system 70 is described experimental provision by voltage loads interface is powered, described consumer comprises picture pick-up device 44, grating measuring device 30 and described data recorder and powers, and conveniently monitors for a long time.
In actual application, because the embodiment of the present application can drive the first insulating support 13 to move on guide rail 17 by described gearing, thus facilitate the spacing between adjustment first pressure guiding pipe 11 and the second pressure guiding pipe 12, and rotate the first stationary installation 13 by described first whirligig and by described second whirligig, rotate the second stationary installation 14, first stationary installation 13 and the second stationary installation 14 all can be rotated, thus first can be changed arbitrarily, intersecting angle between second pressure guiding pipe, and the side of accommodating device 40 is provided with the control that temperature and humidity regulation mouth 41 carries out temperature and humidity, and then the electric discharge ablation experiments of carrying out under can be implemented in default greenhouse degree situation in different spacing and different angles, making to test the data obtained can be more accurate, and then the Related Experimental Study of the pressure guiding pipe electric discharge ablation mechanism of action and influence factor can be carried out, and then for obtain pressure guiding pipe electric discharge ablation decreasing measure theoretical foundation and experimental data are provided, to adopt described decreasing measure to eliminate safe hidden trouble the safe operation guaranteeing pipeline.
In another embodiment, the experimental provision that the application provides is equally applicable to simulating lab test, alterating and direct current pressure reduction between pipeline with grounded screen can utilize and exchange stabilized power source or DC stable power supply provides, thus the alterating and direct current pressure reduction that can control more accurately between two pressure guiding pipes, carry out alternating current discharge ablation experiments and direct-current discharge ablation experiments respectively, concrete, when the 4th connection terminal 54 and the 3rd connection terminal 53 can be connected with the both positive and negative polarity of adjustable AC power or direct supply respectively, just can carry out the voltage-regulation between two pressure guiding pipes, test under different DC voltage difference or AC voltage difference.
The one or more technical schemes provided in the embodiment of the present invention, at least have following technique effect or advantage:
Because the first pressure guiding pipe in the experimental provision in the embodiment of the present application is arranged in the first stationary installation, second pressure guiding pipe is fixed on the second stationary installation, and described first stationary installation is connected with the first insulating support by the first sheet metal, described second stationary installation is connected with the second insulating support by the second sheet metal, making can at a distance of a segment distance between described first pressure guiding pipe and described second pressure guiding pipe, and can reduce by two insulating parts the probability that described first pressure guiding pipe and described second pressure guiding pipe are subject to extraneous factor impact, make test system components, measurement described first pressure guiding pipe and the electric discharge ablation parameters of described second pressure guiding pipe under preset pitch more accurate, so, make the experimental provision of the application can carry out the Related Experimental Study of the pressure guiding pipe electric discharge ablation mechanism of action and influence factor, and then for obtain pressure guiding pipe electric discharge ablation decreasing measure theoretical foundation and experimental data are provided, to adopt described decreasing measure to eliminate safe hidden trouble the safe operation guaranteeing pipeline.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. simulate an experimental provision for pressure guiding pipe electric discharge ablation, it is characterized in that, comprising:
Experimental system assembly, comprise experimental provision body, and the first pressure guiding pipe be arranged on described experimental provision body, second pressure guiding pipe, first stationary installation, second stationary installation, first insulating support, second insulating support, guide rail, first sheet metal and the second sheet metal, wherein, described first pressure guiding pipe is fixed in described first stationary installation, described second pressure guiding pipe is fixed in described second stationary installation, described first stationary installation is connected with described first insulating support by described first sheet metal, described second stationary installation is connected with described second insulating support by described second sheet metal, described guide rail is fixed on described experimental provision body, and described first insulating support and described second insulating support are all arranged on described guide rail,
Test system components, for measuring described first pressure guiding pipe and the electric discharge ablation parameters of described second pressure guiding pipe under preset pitch;
Power system components, powers for giving described experimental system assembly and described test system components.
2. experimental provision as claimed in claim 1, it is characterized in that, described experimental provision also comprises gearing, described gearing comprises STATEMENT OF FEDERALLY SPONSORED and turning axle, described STATEMENT OF FEDERALLY SPONSORED is fixedly connected with described first insulating support, and described STATEMENT OF FEDERALLY SPONSORED is provided with threaded hole, be connected with described turning axle by described threaded hole.
3. experimental provision as claimed in claim 2, it is characterized in that, described gearing also comprises drive unit, is arranged on the front end of described turning axle, rotates for driving described turning axle.
4. experimental provision as claimed in claim 2, it is characterized in that, described test system components comprises grating measuring device, for measuring the spacing between described first pressure guiding pipe and described second pressure guiding pipe.
5. experimental provision as claimed in claim 4, it is characterized in that, described test system components also comprises web member, and described grating measuring device connects described STATEMENT OF FEDERALLY SPONSORED by described web member.
6. experimental provision as claimed in claim 1, it is characterized in that, described test system components also comprises the first whirligig and the second whirligig, wherein, described first whirligig is flexibly connected described first stationary installation, for rotating described first stationary installation; Described second whirligig is flexibly connected described second stationary installation, for rotating described second stationary installation.
7. experimental provision as claimed in claim 1, it is characterized in that, described experimental provision also comprises accommodating device, for accommodating described experimental system assembly and described test system components.
8. experimental provision as claimed in claim 7, it is characterized in that, described test system components also comprises temperature meter and moisture tester, and for measuring humiture, and described temperature meter and described moisture tester are arranged on described accommodating device.
9. experimental provision as claimed in claim 8, it is characterized in that, described test system components also comprises picture pick-up device, is arranged on described accommodating device.
10. experimental provision as claimed in claim 1, it is characterized in that, described experimental provision also comprises voltage measuring apparatus, for measuring described first pressure guiding pipe and voltage corresponding to described second pressure guiding pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510505196.4A CN105116299B (en) | 2015-08-17 | 2015-08-17 | Experimental device for simulating discharge ablation of pressure leading pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510505196.4A CN105116299B (en) | 2015-08-17 | 2015-08-17 | Experimental device for simulating discharge ablation of pressure leading pipe |
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| Publication Number | Publication Date |
|---|---|
| CN105116299A true CN105116299A (en) | 2015-12-02 |
| CN105116299B CN105116299B (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510505196.4A Active CN105116299B (en) | 2015-08-17 | 2015-08-17 | Experimental device for simulating discharge ablation of pressure leading pipe |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09196996A (en) * | 1996-01-23 | 1997-07-31 | Ngk Insulators Ltd | Device for testing corona discharge of insulation cylinder and testing method using the device |
| CN203606456U (en) * | 2013-12-06 | 2014-05-21 | 天津德芃科技集团有限公司 | Fireproof electric wire performance test device |
| CN203825112U (en) * | 2014-03-20 | 2014-09-10 | 上海天祥质量技术服务有限公司 | Testing system for electrostatic discharge (ESD) test of air bag |
| CN204129167U (en) * | 2014-09-30 | 2015-01-28 | 陕西生益科技有限公司 | A kind of flaky material withstand voltage properties proving installation |
-
2015
- 2015-08-17 CN CN201510505196.4A patent/CN105116299B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09196996A (en) * | 1996-01-23 | 1997-07-31 | Ngk Insulators Ltd | Device for testing corona discharge of insulation cylinder and testing method using the device |
| CN203606456U (en) * | 2013-12-06 | 2014-05-21 | 天津德芃科技集团有限公司 | Fireproof electric wire performance test device |
| CN203825112U (en) * | 2014-03-20 | 2014-09-10 | 上海天祥质量技术服务有限公司 | Testing system for electrostatic discharge (ESD) test of air bag |
| CN204129167U (en) * | 2014-09-30 | 2015-01-28 | 陕西生益科技有限公司 | A kind of flaky material withstand voltage properties proving installation |
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| CN105116299B (en) | 2018-04-03 |
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