CN206002647U - Automatic constant-temperature formula dielectric oil dielectrical strength tester - Google Patents
Automatic constant-temperature formula dielectric oil dielectrical strength tester Download PDFInfo
- Publication number
- CN206002647U CN206002647U CN201620836476.3U CN201620836476U CN206002647U CN 206002647 U CN206002647 U CN 206002647U CN 201620836476 U CN201620836476 U CN 201620836476U CN 206002647 U CN206002647 U CN 206002647U
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- temperature
- oil
- insulation
- module
- strength tester
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- 238000010438 heat treatment Methods 0.000 claims abstract description 51
- 239000011521 glass Substances 0.000 claims abstract description 28
- 238000001035 drying Methods 0.000 claims abstract description 27
- 238000009413 insulation Methods 0.000 claims description 36
- 239000004519 grease Substances 0.000 claims description 34
- 238000012360 testing method Methods 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 13
- 239000000725 suspension Substances 0.000 claims description 10
- 230000008054 signal transmission Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 34
- 239000002699 waste material Substances 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000011067 equilibration Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 206010012735 Diarrhoea Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
This utility model is related to automatic constant-temperature formula dielectric oil dielectrical strength tester, it include for hold insulating oil case, be arranged on temperature control heating device and electric-control system below case;Case includes the glass drying oven for holding insulating oil and is arranged on glass drying oven bottom and the center concave station raising up;This utility model is rational in infrastructure, easy to use, with low cost, energy-saving, Based Intelligent Control, suitable large-scale promotion.
Description
Technical field
This utility model is related to automatic constant-temperature formula dielectric oil dielectrical strength tester.
Background technology
By the temperature of test agent to dielectric oil dielectrical strength test have a direct impact, too high or too low for temperature all can lead to try
Test Lower result.Regulatory requirements test temperature should be between 15 ~ 20 DEG C, and existing testing equipment can not be adjusted to specimen temperature
Or control, sample too high or too low for temperature be can be only put to interior is quiet for a long time to put so as to temperature near room temperature, lead to try
Test result inaccurate, work efficiency is relatively low.
Utility model content
Technical problem to be solved in the utility model be provide a kind of reasonable in design, compact conformation and easy to use from
Dynamic thermostatic type dielectric oil dielectrical strength tester.
For solving the above problems, technical solution adopted in the utility model is:
A kind of automatic constant-temperature formula dielectric oil dielectrical strength tester, including the case for holding insulating oil, setting
Temperature control heating device below case and electric-control system;
Case includes the glass drying oven for holding insulating oil and is arranged on glass drying oven bottom and raises up
Center concave station;
Temperature control heating device include for place glass drying oven the grease proofing housing of insulation, be arranged on insulation grease proofing housing below
Base, insulate grease proofing housing in hollow anti-oil-insulation casket and be arranged on the heating coil in hollow anti-oil-insulation casket;
Described electric-control system includes heating module and super upper limit alarm module and control temperature unit;
Control temperature unit is used for sensing the temperature of insulating oil, and controls the logical of heating module and super upper limit alarm module respectively
Disconnected;Heating module includes heating coil;It is provided with test electrode in glass drying oven;
It is provided with heating oil or air between glass drying oven and the grease proofing housing of insulation.
Improvement further as technique scheme:
It is provided with lid in sealing above glass drying oven.
The thermometer being provided with for measurement insulation oil temperature is covered on sealing;Control temperature unit includes presetting with thermometer
The fixed ceiling temperature corresponding lower limit infrared photoelectric sensor lower limit temperature corresponding upper limit infrared light presetting with thermometer
Electric transducer and processor;
The electric signal transmission sensing is given and is processed by lower limit infrared photoelectric sensor and upper limit infrared photoelectric sensor respectively
Device, the outfan of processor is electrically connected with the input of heating module and super upper limit alarm module respectively.
Control temperature unit includes temperature detect switch (TDS) with bound, heating auxiliary reclay module and warning auxiliary reclay
Module;
Temperature detect switch (TDS) with bound controls the control coil of warning auxiliary reclay module respectively and continues in the middle of heating
The break-make of the control coil of electrical appliance module;The actuating coil of warning auxiliary reclay module controls the logical of super upper limit alarm module
Disconnected;
The actuating coil of heating auxiliary reclay module controls the break-make of heating module.
Model XMTD-2201 of the described temperature detect switch (TDS) with bound.
As 20 DEG C, lower limit temperature is 15 DEG C to the ceiling temperature that control temperature unit sets.
Sealing covers and is provided with the stirring paddle that lodicule is located in glass drying oven, the shaft of stirring paddle is provided with
Circular block plate, block plate is located at the top of stirring paddle.
It is provided with spiral exhaustor in the grease proofing housing that insulate, hollow anti-oil-insulation casket is located in the concave station of center, and spiral is arranged
One end of trachea is connected with the bottom of hollow anti-oil-insulation casket, the other end of spiral exhaustor and atmosphere, grease proofing insulating
It is provided with vertical groove on the medial wall of housing, be provided with one end with vertical groove upper end even in the upper port of the grease proofing housing that insulate
Logical horizontal groove, spiral exhaustor stretches out the grease proofing housing of insulation along vertical groove and horizontal groove, spiral exhaustor
Outer tube diameter is less than the groove depth of vertical groove and the groove depth of horizontal groove, and spiral exhaustor is direction with the outlet of atmosphere
Towards lower outlet.
Case also includes the annular suspension platform being arranged on glass drying oven lateral wall, and annular suspension platform is suspended on insulation
In the upper port of grease proofing hull outside wall.
The rubber blanket of the upper port in the grease proofing hull outside wall that insulate for the spiral-lock is provided with annular suspension platform;Under base
Side is provided with cushion.
Have the beneficial effects that using produced by technique scheme:
This utility model passes through lid in sealing and reduces thermal loss, and annular suspension platform is taken conveniently, firm position, damping
Pad, rubber blanket open bumper and absorbing shock, and center concave station makes the heat of heating coil be gathered in center, reduces heat waste, improves diarrhea of heat type
With rate, reducing energy consumption, spiral exhaustor reduces heat waste it is ensured that hollow anti-oil-insulation casket is in normal pressure, improves service life of equipment,
The grease proofing vessel safety that insulate is reliable, and thermal convection current, towards lower outlet, is reduced in direction, reduces heat waste, vertical groove and horizontal groove cloth
Put rationally.Stirring paddle makes insulating oil uniformly heat, and block plate makes insulating oil bottom stirring upper surface steadily, and block plate prevents from insulating
Oil significantly rocks, and prevents inclusion of air insulating oil, provides detection accuracy.
One is the equilibration time that can significantly shorten specimen temperature, improves work efficiency.If by sample and room temperature balance of nature,
Typically require the time of repose of at least individual hour.By automatic constant-temperature formula dielectric oil dielectrical strength tester, only need-minute
Reach test temperature.
Two is to improve result of the test accuracy.Controlled by accurate temperature program(me), by specimen temperature keep balance it is ensured that
Meet regulatory requirements, it is entirely avoided the impact to result of the test too high or too low for temperature, the true insulation status reflecting oil product.
This utility model is rational in infrastructure, easy to use, with low cost, energy-saving, Based Intelligent Control, is suitable for pushing away on a large scale
Extensively.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of this utility model case.
Fig. 3 is the structural representation of this utility model temperature control heating device.
Fig. 4 is circuit control block diagram of the present utility model.
Wherein:1st, insulating oil;2nd, case;3rd, temperature control heating device;4th, cover in sealing;5th, glass drying oven;6th, annular
Hang platform;7th, rubber blanket;8th, center concave station;9th, stirring paddle;10th, block plate;11st, thermometer;12nd, lower limit infrared photoelectric sensor;
13rd, upper limit infrared photoelectric sensor;14th, base;15th, hollow anti-oil-insulation casket;16th, heating coil;17th, spiral exhaustor;18、
Insulate grease proofing housing;19th, vertical groove;20th, direction is towards lower outlet;21st, horizontal groove;22nd, cushion;23rd, processor;
24th, heating module;25th, super upper limit alarm module;26th, control temperature unit.
Specific embodiment
As Figure 1-4, this utility model include for hold insulating oil 1 case 2, be arranged on case 2
The temperature control heating device 3 of lower section and electric-control system;
Case 2 includes the glass drying oven 5 for holding insulating oil 1 and is arranged on glass drying oven 5 bottom and upwards
Raised center concave station 8;
Temperature control heating device 3 include for place glass drying oven 5 the grease proofing housing of insulation 18, be arranged on insulation grease proofing housing
18 lower section base 14, insulate grease proofing housing 18 in hollow anti-oil-insulation casket 15 and be arranged on hollow anti-oil-insulation casket 15
Interior heating coil 16;Hollow anti-oil-insulation casket 15 is the good material of heat conductivity, such as metal or glass;In glass drying oven 5
It is provided with test electrode;
Electric-control system includes heating module 24 and super upper limit alarm module 25 and control temperature unit 26;
Control temperature unit 26 is used for sensing the temperature of insulating oil 1, and controls heating module 24 and super upper limit alarm module respectively
25 break-make;Heating module 24 includes heating coil 16;
It is provided with heating oil or air between glass drying oven 5 and the grease proofing housing 18 of insulation.
It is provided with above glass drying oven 5 in sealing and cover 4.
Thermometer 11 for measuring insulating oil 1 temperature is provided with lid 4 in sealing;Control temperature unit 26 includes and temperature
Count 11 presetting ceiling temperature corresponding lower limit infrared photoelectric sensors 12 lower limit temperature presetting with thermometer 11 corresponding
Upper limit infrared photoelectric sensor 13 and processor 23;
Lower limit infrared photoelectric sensor 12 and upper limit infrared photoelectric sensor 13 respectively by the electric signal transmission sensing to
Processor 23, the outfan of processor 23 is electrically connected with the input of heating module 24 and super upper limit alarm module 25 respectively.
Control temperature unit 26 include temperature detect switch (TDS) with bound, heating auxiliary reclay module and report to the police in the middle of relay
Device module;
Temperature detect switch (TDS) with bound controls the control coil of warning auxiliary reclay module respectively and continues in the middle of heating
The break-make of the control coil of electrical appliance module;The actuating coil of warning auxiliary reclay module controls the logical of super upper limit alarm module 25
Disconnected;
The actuating coil of heating auxiliary reclay module controls the break-make of heating module 24.
Model XMTD-2201 of the temperature detect switch (TDS) with bound.
As 20 DEG C, lower limit temperature is 15 DEG C to the ceiling temperature that control temperature unit 26 sets.
Sealing is provided with, on lid 4, the stirring paddle 9 that lodicule is located in glass drying oven 5, the shaft of stirring paddle 9 sets
It is equipped with the block plate 10 of circle, block plate 10 is located at the top of stirring paddle 9.
It is provided with spiral exhaustor 17 in the grease proofing housing 18 that insulate, hollow anti-oil-insulation casket 15 is located in center concave station 8,
One end of spiral exhaustor 17 is connected with the bottom of hollow anti-oil-insulation casket 15, and the other end of spiral exhaustor 17 is with air even
Logical, the medial wall insulating grease proofing housing 18 is provided with vertical groove 19, is provided with the upper port of the grease proofing housing 18 that insulate
The horizontal groove 21 that one end is connected with vertical groove 19 upper end, spiral exhaustor 17 is along vertical groove 19 and horizontal groove 21
Stretch out the grease proofing housing 18 of insulation, the outer tube diameter of spiral exhaustor 17 is less than the groove depth of vertical groove 19 and horizontal groove 21
Groove depth, spiral exhaustor 17 is direction towards lower outlet 20 with the outlet of atmosphere.
Case 2 also includes the annular suspension platform 6 being arranged on glass drying oven 5 lateral wall, and annular suspension platform 6 is suspended on
Insulate in the upper port of grease proofing housing 18 lateral wall.
The rubber blanket 7 of the upper port in grease proofing housing 18 lateral wall of insulating for the spiral-lock is provided with annular suspension platform 6;The bottom of at
It is provided with cushion 22 below seat 14.
During using this utility model, the glass drying oven 5 being contained with insulating oil 1 is positioned in the grease proofing housing 18 of insulation,
Insulate and fill it up with heating oil or air in grease proofing housing 18, connect power supply, heating coil 16 passes through hollow anti-oil-insulation casket 15 to exhausted
Heating oil in the grease proofing housing of edge 18 or air heating, realize to insulating oil 1 Heat preservation, set when the temperature of insulating oil 1 exceedes
When determining the upper limit or lower limit,(More than it is limited to example), thermometer 11 rises, and lower limit infrared photoelectric sensor 12 senses thermometer 11
After corresponding temperature, the signal of telecommunication is passed to processor 23, processor 23 controls heating module by controllable silicon or relay etc.
24 power failures, super upper limit alarm module 25 is reported to the police, and heats when less than lower limit, controlling heating module 24 break-make;The band upper limit or lower limit temperature
Control device can also realize above-mentioned functions.In sealing, lid prevents hydrone to be mixed in insulating oil 1, affects certainty of measurement.
This utility model passes through lid 4 minimizing thermal loss in sealing, and annular suspension platform 6 is taken conveniently, firm position, damping
Pad 22, rubber blanket 7 open bumper and absorbing shock, and center concave station 8 makes the heat of heating coil 16 be gathered in center, reduces heat waste, carries
High heat utilization efficiency, reducing energy consumption, spiral exhaustor 17 reduces heat waste it is ensured that hollow anti-oil-insulation casket 15 is in normal pressure, and raising sets
Standby service life, the grease proofing housing 18 that insulate is safe and reliable, and thermal convection current, towards lower outlet 20, is reduced in direction, reduces heat waste, vertically recessed
Groove 19 and horizontal groove 21 connection and reasonable arrangement.Stirring paddle 9 makes insulating oil 1 uniformly heat, and block plate 10 makes insulating oil 1 bottom stir
Steadily, block plate 10 prevents insulating oil 1 from significantly rocking to upper surface, prevents inclusion of air insulating oil 1, provides detection accuracy.
One is the equilibration time that can significantly shorten specimen temperature, improves work efficiency.Southern Hebei winter temperature generally-
10 DEG C about, if leaning on sample and room temperature(Air-conditioner temperature is at 20 DEG C)Balance of nature, it usually needs at least the standing of 10 hours when
Between.By automatic constant-temperature formula dielectric oil dielectrical strength tester, 10-15 minute is only needed to can reach test temperature.
Two is to improve result of the test accuracy.Controlled by accurate temperature program(me), specimen temperature is kept balancing 20
DEG C it is ensured that meeting regulatory requirements, it is entirely avoided the impact to result of the test too high or too low for temperature, true reflection oil product exhausted
Edge situation.
This utility model is rational in infrastructure, easy to use, with low cost, energy-saving, Based Intelligent Control, is suitable for pushing away on a large scale
Extensively.
Finally it should be noted that:Above example only in order to the technical solution of the utility model to be described, is not intended to limit;
Although being described in detail to this utility model with reference to the foregoing embodiments, it will be understood by those within the art that:
It still can be modified to the technical scheme described in previous embodiment, or wherein some technical characteristics are equal to
Replace;As those skilled in the art, multiple technical schemes of the present utility model are combined being obvious.And these
Modification or replacement, do not make the essence of appropriate technical solution depart from spirit and the model of this utility model embodiment technical scheme
Enclose.
Claims (10)
1. a kind of automatic constant-temperature formula dielectric oil dielectrical strength tester it is characterised in that:Including the appearance for holding insulating oil (1)
Device device (2), it is arranged on temperature control heating device (3) and electric-control system below case (2);
Case (2) include the glass drying oven (5) for holding insulating oil (1) and be arranged on glass drying oven (5) bottom and
The center concave station (8) raising up;
Temperature control heating device (3) include for place glass drying oven (5) the grease proofing housing of insulation (18), be arranged on insulation anti-oilcan
Base (14) below body (18) and the hollow anti-oil-insulation casket (15) in the grease proofing housing (18) that insulate;In glass drying oven
(5) it is provided with test electrode in;
Described electric-control system includes heating module (24), super upper limit alarm module (25) and control temperature unit (26);
Control temperature unit (26) is used for sensing the temperature of insulating oil (1), and controls heating module (24) and super upper limit alarm mould respectively
The break-make of block (25);Heating module (24) includes heating coil (16);Heating coil (16) is arranged on hollow anti-oil-insulation casket
(15) in;
Hollow anti-oil-insulation casket (15) is located in center concave station (8), sets between glass drying oven (5) and the grease proofing housing of insulation (18)
It is equipped with heating oil or air.
2. automatic constant-temperature formula dielectric oil dielectrical strength tester according to claim 1 it is characterised in that:In vierics
It is provided with lid (4) in sealing above ware (5).
3. automatic constant-temperature formula dielectric oil dielectrical strength tester according to claim 2 it is characterised in that:In sealing
Thermometer (11) for measuring insulating oil (1) temperature is provided with lid (4);Control temperature unit (26) includes pre- with thermometer (11)
The lower limit temperature that the ceiling temperature corresponding lower limit infrared photoelectric sensor (12) of setting is presetting with thermometer (11) is corresponding
Upper limit infrared photoelectric sensor (13) and processor (23);
Lower limit infrared photoelectric sensor (12) and upper limit infrared photoelectric sensor (13) respectively by the electric signal transmission sensing to
Processor (23), the outfan input with heating module (24) and super upper limit alarm module (25) respectively of processor (23)
Electrical connection.
4. automatic constant-temperature formula dielectric oil dielectrical strength tester according to claim 2 it is characterised in that:Control temperature unit
(26) include the temperature detect switch (TDS) with bound, heat auxiliary reclay module and warning auxiliary reclay module;
Temperature detect switch (TDS) with bound controls control coil and the heating auxiliary reclay of warning auxiliary reclay module respectively
The break-make of the control coil of module;The actuating coil of warning auxiliary reclay module controls the logical of super upper limit alarm module (25)
Disconnected;
The actuating coil of heating auxiliary reclay module controls the break-make of heating module (24).
5. automatic constant-temperature formula dielectric oil dielectrical strength tester according to claim 4 it is characterised in that:Described carry
Model XMTD-2201 of the temperature detect switch (TDS) of bound.
6. automatic constant-temperature formula dielectric oil dielectrical strength tester according to claim 2 it is characterised in that:Control temperature unit
(26) as 20 DEG C, lower limit temperature is 15 DEG C to the ceiling temperature setting.
7. automatic constant-temperature formula dielectric oil dielectrical strength tester according to claim 2 it is characterised in that:In sealing
The stirring paddle (9) that lodicule is located in glass drying oven (5) is provided with lid (4), the shaft of stirring paddle (9) is provided with circle
Block plate (10), block plate (10) be located at stirring paddle (9) top.
8. automatic constant-temperature formula dielectric oil dielectrical strength tester according to claim 7 it is characterised in that:Anti- in insulation
It is provided with spiral exhaustor (17), the bottom of one end of spiral exhaustor (17) and hollow anti-oil-insulation casket (15) in oilcan body (18)
Portion's connection, the other end of spiral exhaustor (17) and atmosphere, are provided with perpendicular on the medial wall insulating grease proofing housing (18)
Straight groove (19), is provided with, in the upper port of the grease proofing housing (18) that insulate, the level that one end connected with vertical groove (19) upper end recessed
Groove (21), spiral exhaustor (17) stretches out the grease proofing housing of insulation (18), spiral shell along vertical groove (19) and horizontal groove (21)
The outer tube diameter of rotation exhaustor (17) is less than the groove depth of vertical groove (19) and the groove depth of horizontal groove (21), spiral exhaustor
(17) it is direction with the outlet of atmosphere towards lower outlet (20).
9. automatic constant-temperature formula dielectric oil dielectrical strength tester according to claim 8 it is characterised in that:Case
(2) also include the annular suspension platform (6) being arranged on glass drying oven (5) lateral wall, it is grease proofing that annular suspension platform (6) is suspended on insulation
In the upper port of housing (18) lateral wall.
10. automatic constant-temperature formula dielectric oil dielectrical strength tester according to claim 9 it is characterised in that:Outstanding in annular
The rubber blanket (7) of the upper port in insulation grease proofing housing (18) lateral wall for the spiral-lock is provided with hanging platform (6);Below base (14)
It is provided with cushion (22).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620836476.3U CN206002647U (en) | 2016-08-04 | 2016-08-04 | Automatic constant-temperature formula dielectric oil dielectrical strength tester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620836476.3U CN206002647U (en) | 2016-08-04 | 2016-08-04 | Automatic constant-temperature formula dielectric oil dielectrical strength tester |
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Publication Number | Publication Date |
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CN206002647U true CN206002647U (en) | 2017-03-08 |
Family
ID=58199017
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Application Number | Title | Priority Date | Filing Date |
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CN201620836476.3U Withdrawn - After Issue CN206002647U (en) | 2016-08-04 | 2016-08-04 | Automatic constant-temperature formula dielectric oil dielectrical strength tester |
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Country | Link |
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CN (1) | CN206002647U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106093740A (en) * | 2016-08-04 | 2016-11-09 | 国家电网公司 | Automatic constant-temperature formula dielectric oil dielectrical strength tester |
CN108195722A (en) * | 2017-11-21 | 2018-06-22 | 国家电网公司 | Thermostat based on the detection of insulating oil interfacial tension |
CN111855736A (en) * | 2020-03-18 | 2020-10-30 | 同济大学 | Electricity card performance test system |
-
2016
- 2016-08-04 CN CN201620836476.3U patent/CN206002647U/en not_active Withdrawn - After Issue
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106093740A (en) * | 2016-08-04 | 2016-11-09 | 国家电网公司 | Automatic constant-temperature formula dielectric oil dielectrical strength tester |
CN108195722A (en) * | 2017-11-21 | 2018-06-22 | 国家电网公司 | Thermostat based on the detection of insulating oil interfacial tension |
CN111855736A (en) * | 2020-03-18 | 2020-10-30 | 同济大学 | Electricity card performance test system |
CN111855736B (en) * | 2020-03-18 | 2022-02-18 | 同济大学 | Electricity card performance test system |
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Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20170308 Effective date of abandoning: 20181019 |
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AV01 | Patent right actively abandoned |