CN105372571B - A kind of discharge examination pond based on graphene negative pole - Google Patents
A kind of discharge examination pond based on graphene negative pole Download PDFInfo
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- CN105372571B CN105372571B CN201510661924.0A CN201510661924A CN105372571B CN 105372571 B CN105372571 B CN 105372571B CN 201510661924 A CN201510661924 A CN 201510661924A CN 105372571 B CN105372571 B CN 105372571B
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- graphene
- anode ring
- cathode rod
- negative pole
- contiguous block
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/16—Construction of testing vessels; Electrodes therefor
Abstract
The invention provides a kind of discharge examination pond based on graphene negative pole, including graphene cathode rod, contiguous block, anode ring and fit sealing part, the anode ring both sides are connected with contiguous block, the contiguous block has 2, it is L-shaped, it is connected in anode ring neck, the L-type gas channels of two contiguous blocks are connected by the annular distance of anode ring, form the gas path pipe of generally Z-type, the fit sealing part is separately positioned on contiguous block end face, the fit sealing part middle is provided with graphene cathode rod, the graphene cathode rod passes through gas path pipe, and stretched out from the fit sealing part at both ends, the graphene cathode rod passes through from the center of anode ring.Detection cell provided by the invention makes the sputtering loss of electrode and pollution problem mitigate significantly, so as to improve the stability of detector, extends service life.
Description
Technical field
The invention belongs to discharge examination field, and in particular to a kind of discharge examination pond based on graphene negative pole.
Background technology
Transformer, become many large scale electrical power units such as electric switch, needed in its running by insulating oil by caused by
Heat distributes, while to being dielectrically separated between each element of device interior.Below by taking transformer as an example, but send out herein
The bright scope of application is not limited to transformer.The quality of transformer state directly affects the safe operation of power network, hides or exists
The transformer of failure, its insulating paper or insulating oil can decompose in the presence of heat or electricity and produce H2, CO, CH4, CO2,
C2H4, C2H6, C2H2Deng characteristic fault gas.Component, content and the generation speed of Gases Dissolved in Transformer Oil can be effectively anti-
Reflect the insulation fault situation of inside transformer.Therefore, to strengthen the detection to equipment running status, internal early stage is found in time
Failure, accident prevention is in possible trouble.The change in concentration of Dissolved Gases in Insulating Oil is monitored using on-Line Monitor Device, so as to
The internal fault for predicting the oil-filled electric equipments such as transformer is one of important method of this kind of apparatus insulated monitoring.
According to Q/GDW536-2010《Gases Dissolved in Transformer Oil on-Line Monitor Device technical specification》Requirement, few group
Divide on-Line Monitor Device to require that the gas componant of monitoring dissolved in insulating oil is less than 6 kinds, monitor one or more characteristic gas, often
For defect or fault alarm.Few component on-line monitoring system of market sale in front can be in continuous monitoring operating transformer oil
H2, CO, CH4, C2H4, C2H6, C2H2Etc. the content of mixed gas, to reach the purpose of detection Hidden fault.
For micro thermal conductivity detector, ionization detector fast response time, high sensitivity, and by temperature shadow
Sound is smaller, and suitable for field work, but it is big apparatus structure complexity, consumption power consumption to be present.Hair is opened a kind of online suitable for transformer
System it is quick, sensitive, stably, the gas discharge detector of low-power consumption it is very necessary.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention provides a kind of discharge examination pond based on graphene negative pole, it is intended to gram
Take the problems such as apparatus structure is complicated, consumption power consumption is big.
The present invention is to realize above-mentioned technical purpose by following technological means.
A kind of discharge examination pond based on graphene negative pole, including graphene cathode rod, contiguous block, anode ring and fastening are close
Sealing, the anode ring both sides are connected with contiguous block, and the contiguous block has 2, L-shaped, is connected to anode ring neck
Interior, the L-type gas channels of two contiguous blocks are connected by the annular distance of anode ring, form the gas path pipe of generally Z-type, described tight
Gu seal is separately positioned on contiguous block end face, the fit sealing part middle is provided with graphene cathode rod, the graphite
Alkene cathode rod passes through gas path pipe, and is stretched out from the fit sealing part at both ends, and the graphene cathode rod is from the center of anode ring
The heart passes through.
Stainless steel material is used inside the graphene cathode rod, centre is provided with graphene film, outside coating negative pole material
The bed of material.
The a diameter of 0.3mm of inner core stainless steel of the graphene cathode rod, the thickness of graphene layer are 0.3mm, negative electrode material
The bed of material is 0.1mm.
The negative electrode material layer is mainly selected from the one or more of golden, gold-plated, platinum, molybdenum, tungsten.
The anode ring inner ring is coated with platinum film layer.
The anode ring inner ring thickness is 1-10mm.
The anode ring inner ring internal diameter is 10-13mm.
The preparation method of the graphene cathode rod is as follows：
1) graphene powder that particle diameter is 1-1000nm is put into the ethanol water that ethanol content is 50-100%,
Then polyvinylpyrrolidone is added, ultrasonic disperse is carried out, obtains nanoscale graphite alkene suspension, the nanoscale graphite alkene hangs
The graphene content of turbid is 1-15%；
2) the stainless steel inner core after cleaning is immersed in nanoscale graphite alkene suspension with czochralski method, dries 1-2 hours,
Pull rate is 100-300mm/min, and drying temperature is 20-100 DEG C；
3) dried graphene film stainless steel inner core is immersed in the alcohol dispersion liquid of negative material, plated using lifting
Embrane method carries out plated film, and is dried at 70-90 DEG C, obtains graphene cathode rod.
The operating circuit in the discharge examination pond, in addition to high voltage power supply, current-limiting resistance and sample resistance；High voltage power supply
Positive pole is connected to detection cell by current-limiting resistance and returns to power cathode by sample resistance again；Gas after separation is via connecting
The air inlet of block is passed through, via anode ring, then the gas outlet pass-out by contiguous block；Connected between anode ring and graphene cathode rod
There is high-tension electricity, form electrion, sample resistance both ends form constant voltage；Discharge current is caused to change when carrier gas is passed through,
Discharge current change produces output voltage signal by sample resistance, passes through the size and sample of voltage change numerical value on sample resistance
Sample gas concentration is measured and there is linear relationship in product concentration.
The high voltage power supply uses direct current, voltage 1000-3000v, electric current 0.01-10A, current-limiting resistance 10-
200M Ω, sample resistance are 10-3000k Ω.
Compared with prior art, the invention has the advantages that：
1. discharge current is extremely faint, only needs the fluctuation of very little and can detect, test limit is low, largely mitigates
Cathodic sputtering consumption problem, detector stability is maintained, is increased the service life, interlayer substrates, increasing are used as using graphene
Add electric current transmission between the two, formation hole is corroded between reducing material.
2. graphene cathode rod film layer structure provided by the invention is firm, reduces electric discharge and produce shadow of the high temperature to negative material
Ring, while 5300W/mK is up to thermal conductivity factor, its electron mobility is more than 15000cm under normal temperature2/ Vs, and resistivity
Only about 1 Ω m, reduce the conduction loss of negative material.
3. it is simple to detect circuit, detector reliability is improved, while the low current used is highly sensitive, improves detector
Using effect.
4. only needing carrier gas all the way just to complete analysis, air-channel system is simple, suitable for detection of gas with multiple constituents.
Brief description of the drawings
Fig. 1 is the structure chart in discharge examination pond of the present invention.
Fig. 2 is the detects schematic diagram of embodiment 1.
Fig. 3 is the detection stability schematic diagram of embodiment 2.
Description of reference numerals is as follows：
1- graphene cathode rods；2- contiguous blocks；3- anode rings；4- fit sealing parts.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is further illustrated, but protection scope of the present invention is simultaneously
Not limited to this.
A kind of discharge examination pond based on graphene negative pole, including graphene cathode rod, contiguous block, anode ring and fastening are close
There is a right angle step sealing, the anode ring both sides, and the contiguous block has 2, L-shaped, is connected to the straight of anode ring
In the step of angle, the L-type gas channels of two contiguous blocks are connected by the annular distance of anode ring, form the gas path pipe of generally Z-type,
The fit sealing part is separately positioned on contiguous block side, and its middle is provided with graphene cathode rod, the graphene negative pole
Rod runs through whole sensing chamber, and is stretched out from the fit sealing part at both ends, and the graphene cathode rod is worn from the center of anode ring
Cross.
Stainless steel material is used inside the graphene cathode rod, centre is provided with graphene film, outside coating negative pole material
The bed of material, a diameter of 0.3mm of inner core stainless steel of the graphene cathode rod, the thickness of graphene layer are 0.3mm, cathode material layer
For 0.1mm, the negative electrode material layer is mainly selected from the one or more of golden, gold-plated, platinum, molybdenum, tungsten, the anode ring inner ring coating
There is platinum film layer, the anode ring inner ring thickness is 1-10mm, and the anode ring inner ring internal diameter is 10-13mm.
The operating circuit in the discharge examination pond is made up of detection cell, high voltage power supply, current-limiting resistance and sample resistance；High pressure
The positive pole of power supply is connected to detection cell by current-limiting resistance and returns to power cathode by sample resistance again；Gas after separation via
The air inlet for doing contiguous block is passed through, via anode ring, then the gas outlet pass-out by contiguous block；Anode ring and graphene cathode rod it
Between be connected with high-tension electricity, form electrion, sample resistance both ends form constant voltage；Cause discharge current when carrier gas is passed through
Change, discharge current change by sample resistance generation output voltage signal, by sample resistance voltage change numerical value it is big
Sample gas concentration is measured and there is linear relationship in small and sample concentration.
The high voltage power supply uses direct current, voltage 1000-3000v, electric current 0.01-10mA, current-limiting resistance 10-
200M Ω, sample resistance are 10-3000k Ω.
Embodiment 1
A kind of discharge examination pond based on graphene negative pole, the sample resistance used is 82k Ω, current-limiting resistance 100M
Ω, high tension voltage 2000v, electric current 0.1mA, pass through CO2、C2H4、C2H6、C2H2Four kinds of mixed gas, effect such as Fig. 2 institutes
State, discharge examination pond of the invention has good Detection results to four kinds of mixed gas, can be precisely separating, and discharge current
Extremely faint, only needing the fluctuation of very little can detect.
Embodiment 2
A kind of discharge examination pond based on graphene negative pole, the sample resistance used is 82k Ω, current-limiting resistance 100M
Ω, high tension voltage 2000v, electric current 0.1mA, pass through H2、CH4、CO、CO2、C2H4、C2H6、C2H2Seven kinds of mixed gas, it connects
As described in Figure 3, this implementation embodies discharge examination pond has good stability, Detection results stability to the effect of continuous detection
Height, cathodic sputtering consumption problem.
Embodiment 3
A kind of discharge examination pond based on graphene negative pole, the graphene cathode rod inside use stainless steel material, in
Between be provided with graphene film, outside coating negative electrode material layer, the negative electrode material layer is gold-plated, and the anode ring inner ring is coated with
Platinum film layer, the anode ring inner ring thickness are 1mm, and the anode ring inner ring internal diameter is 10mm, the graphene cathode rod it is interior
The a diameter of 0.3mm of core stainless steel, the thickness of graphene layer is 0.3mm, cathode material layer 0.1mm.
Embodiment 4
A kind of discharge examination pond based on graphene negative pole, the graphene cathode rod inside use stainless steel material, in
Between be provided with graphene film, outside coating negative electrode material layer, the negative electrode material layer is platinum, and the anode ring inner ring is coated with platinum
Film layer, the anode ring inner ring thickness are 10mm, and the anode ring inner ring internal diameter is 13mm, the inner core of the graphene cathode rod
The a diameter of 0.3mm of stainless steel, the thickness of graphene layer is 0.3mm, cathode material layer 0.1mm.
Embodiment 5
A kind of discharge examination pond based on graphene negative pole, the graphene cathode rod inside use stainless steel material, in
Between be provided with graphene film, outside coating negative electrode material layer, the negative electrode material layer is tungsten, and the anode ring inner ring is coated with platinum
Film layer, the anode ring inner ring thickness are 5mm, and the anode ring inner ring internal diameter is 12mm, the inner core of the graphene cathode rod
The a diameter of 0.3mm of stainless steel, the thickness of graphene layer is 0.3mm, cathode material layer 0.1mm.
Embodiment 6
The preparation method of graphene cathode rod is as follows：
1) graphene powder that particle diameter is 1nm is put into the ethanol water that ethanol content is 50%, then added
Polyvinylpyrrolidone, ultrasonic disperse is carried out, obtains nanoscale graphite alkene suspension, the graphene content of graphene suspension is
1%；
2) the stainless steel inner core after cleaning is immersed in nanoscale graphite alkene suspension with czochralski method, dries 2 hours, carry
Pulling rate degree is 300mm/min, and drying temperature is 100 DEG C；
3) dried graphene film stainless steel inner core is immersed in the alcohol dispersion liquid of negative material, plated using lifting
Embrane method carries out plated film, and is dried at 90 DEG C, obtains graphene cathode rod.
Embodiment 7
The preparation method of graphene cathode rod is as follows：
1) graphene powder that particle diameter is 1000nm is put into the ethanol water that ethanol content is 100%, then
Polyvinylpyrrolidone is added, ultrasonic disperse is carried out, obtains nanoscale graphite alkene suspension, the graphene of graphene suspension contains
Measure as 15%；
2) the stainless steel inner core after cleaning is immersed in nanoscale graphite alkene suspension with czochralski method, dries 1 hour, carry
Pulling rate degree is 100-300mm/min, and drying temperature is 20 DEG C；
3) dried graphene film stainless steel inner core is immersed in the alcohol dispersion liquid of negative material, plated using lifting
Embrane method carries out plated film, and is dried at 70 DEG C, obtains graphene cathode rod.
Embodiment 8
The preparation method of graphene cathode rod is as follows：
1) graphene powder that particle diameter is 300nm is put into the ethanol water that ethanol content is 75%, Ran Houjia
Enter polyvinylpyrrolidone, carry out ultrasonic disperse, obtain nanoscale graphite alkene suspension, the graphene content of graphene suspension
For 10%；
2) the stainless steel inner core after cleaning is immersed in nanoscale graphite alkene suspension with czochralski method, dries 1 hour, carry
Pulling rate degree is 200mm/min, and drying temperature is 80 DEG C；
3) dried graphene film stainless steel inner core is immersed in the alcohol dispersion liquid of negative material, plated using lifting
Embrane method carries out plated film, and is dried at 80 DEG C, obtains graphene cathode rod.
The performance of embodiment 6-8 graphene cathode rod is as follows
| Sample number | Embodiment 6 | Embodiment 7 | Embodiment 8 |
| Electrical conductivity S/m | 2.7×104 | 2.65×104 | 2.82×104 |
| Crushing strength MPa | 335 | 317 | 308 |
Embodied by upper table, graphene cathode rod has good electrical conductivity, considerably increases electric current conducting effect, simultaneously
With good crushing strength, help to increase its service life.
The embodiment is preferred embodiment of the invention, but the present invention is not limited to above-mentioned embodiment, not
Away from the present invention substantive content in the case of, those skilled in the art can make it is any it is conspicuously improved, replace
Or modification belongs to protection scope of the present invention.
Claims (9)
1. a kind of discharge examination pond based on graphene negative pole, it is characterised in that it includes graphene cathode rod（1）, contiguous block
（2）, anode ring（3）With fit sealing part（4）, the anode ring（3）Both sides are connected with contiguous block（2）, the contiguous block（2）Have
It is 2, L-shaped, it is connected to anode ring（3）In neck, two contiguous blocks（2）L-type gas channels pass through anode ring（3）
Annular distance connect, form the gas path pipe of generally Z-type, the fit sealing part（4）It is separately positioned on contiguous block（2）End face,
The fit sealing part（4）Middle is provided with graphene cathode rod（1）, the graphene cathode rod（1）Through gas path pipe,
And from the fit sealing part at both ends（4）Stretch out, the graphene cathode rod（1）From anode ring（3）Center pass through;The stone
Black alkene cathode rod（1）Inside uses stainless steel material, and centre is provided with graphene film, outside coating negative electrode material layer.
A kind of 2. discharge examination pond based on graphene negative pole according to claim 1, it is characterised in that the graphene
Cathode rod（1）The a diameter of 0.3mm of inner core stainless steel, the thickness of graphene layer is 0.3mm, negative electrode material layer 0.1mm.
A kind of 3. discharge examination pond based on graphene negative pole according to claim 1, it is characterised in that the negative pole material
The material of the bed of material is mainly selected from the one or more of golden, gold-plated, platinum, molybdenum, tungsten.
A kind of 4. discharge examination pond based on graphene negative pole according to claim 1, it is characterised in that the anode ring
（3）Inner ring is coated with platinum film layer.
A kind of 5. discharge examination pond based on graphene negative pole according to claim 1, it is characterised in that the anode ring
（3）Inner ring thickness is 1-10mm.
A kind of 6. discharge examination pond based on graphene negative pole according to claim 1, it is characterised in that the anode ring
（3）Inner ring internal diameter is 10-13mm.
A kind of 7. discharge examination pond based on graphene negative pole according to claim 1, it is characterised in that its described graphite
Alkene cathode rod（1）Preparation method it is as follows：
1）The graphene powder that particle diameter is 1-1000nm is put into the ethanol water that ethanol content is 50-100%, then
Polyvinylpyrrolidone is added, ultrasonic disperse is carried out, obtains nanoscale graphite alkene suspension, the nanoscale graphite alkene suspension
Graphene content be 1-15%；
2）The stainless steel inner core after cleaning is immersed in nanoscale graphite alkene suspension with czochralski method, dries 1-2 hours, lifting
Speed is 100-300mm/min, and drying temperature is 20-100 DEG C；
3）Dried graphene film stainless steel inner core is immersed in the alcohol dispersion liquid of negative material, using lifting coating method
Plated film is carried out, and is dried at 70-90 DEG C, obtains graphene cathode rod.
A kind of 8. discharge examination pond based on graphene negative pole according to claim 1, it is characterised in that the electric discharge inspection
Survey the operating circuit in pond, in addition to high voltage power supply, current-limiting resistance and sample resistance；The positive pole of high voltage power supply is connected by current-limiting resistance
It is connected to detection cell and power cathode is returned to by sample resistance again；Gas after separation is passed through via the air inlet of contiguous block, via
Anode ring, then the gas outlet pass-out by contiguous block；High-tension electricity is connected between anode ring and graphene cathode rod, height is formed and presses
Electricity, sample resistance both ends form constant voltage；Discharge current is caused to change when carrier gas is passed through, discharge current change passes through sampling
Resistance produces output voltage signal, linear relationship be present by the size of voltage change numerical value on sample resistance and sample gas concentration
Measure sample gas concentration.
A kind of 9. discharge examination pond based on graphene negative pole according to claim 8, it is characterised in that the high-tension electricity
Source uses direct current, voltage 1000-3000v, electric current 0.01-10A, and current-limiting resistance is 10-200M Ω, sample resistance 10-
3000kΩ。
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101408532A (en) * | 2008-11-20 | 2009-04-15 | 南京工业大学 | Gas discharge detector |
| CN102544502A (en) * | 2010-12-09 | 2012-07-04 | 中国科学院宁波材料技术与工程研究所 | Anode and cathode conductive additive for secondary lithium battery, method for preparing conductive additive, and method for preparing secondary lithium battery |
| CN103236805A (en) * | 2013-04-26 | 2013-08-07 | 南京航空航天大学 | Environmental energy conversion device |
| CN103412036A (en) * | 2013-08-01 | 2013-11-27 | 浙江工商大学 | Gas type detecting method and system |
| CN104167537A (en) * | 2014-09-12 | 2014-11-26 | 杭州电子科技大学 | Graphene/zinc oxide negative electrode material for lithium ion battery, and preparation method thereof |
| CN104569064A (en) * | 2015-02-06 | 2015-04-29 | 北京邮电大学 | Graphene gas sensor and preparation method thereof |
| CN104807860A (en) * | 2014-12-23 | 2015-07-29 | 郑州轻工业学院 | Flower-like nano-WO3/graphene composite gas-sensitive material and preparation method and application thereof |
| CN104882608A (en) * | 2015-05-06 | 2015-09-02 | 江南大学 | Preparation method of N-doped 3D graphene/graphite lithium ion battery negative material |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2770150C (en) * | 2009-08-04 | 2016-03-22 | Gentex Corporation | Cathodic materials for use in electrochemical sensors and associated devices and methods of manufacturing the same |
| WO2014104156A1 (en) * | 2012-12-28 | 2014-07-03 | 国立大学法人東京大学 | Gas sensor and gas sensor structural body |
-
2015
- 2015-10-14 CN CN201510661924.0A patent/CN105372571B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101408532A (en) * | 2008-11-20 | 2009-04-15 | 南京工业大学 | Gas discharge detector |
| CN102544502A (en) * | 2010-12-09 | 2012-07-04 | 中国科学院宁波材料技术与工程研究所 | Anode and cathode conductive additive for secondary lithium battery, method for preparing conductive additive, and method for preparing secondary lithium battery |
| CN103236805A (en) * | 2013-04-26 | 2013-08-07 | 南京航空航天大学 | Environmental energy conversion device |
| CN103412036A (en) * | 2013-08-01 | 2013-11-27 | 浙江工商大学 | Gas type detecting method and system |
| CN104167537A (en) * | 2014-09-12 | 2014-11-26 | 杭州电子科技大学 | Graphene/zinc oxide negative electrode material for lithium ion battery, and preparation method thereof |
| CN104807860A (en) * | 2014-12-23 | 2015-07-29 | 郑州轻工业学院 | Flower-like nano-WO3/graphene composite gas-sensitive material and preparation method and application thereof |
| CN104569064A (en) * | 2015-02-06 | 2015-04-29 | 北京邮电大学 | Graphene gas sensor and preparation method thereof |
| CN104882608A (en) * | 2015-05-06 | 2015-09-02 | 江南大学 | Preparation method of N-doped 3D graphene/graphite lithium ion battery negative material |
Non-Patent Citations (2)
| Title |
|---|
| HfO_2基稀土掺杂纳米材料和石墨烯薄膜材料的制备及性能研究;刘利新;《中国博士学位论文全文数据库工程科技Ⅰ辑》;20120915(第9期);B020-74 * |
| 超声辅助原位聚合聚吡咯/石墨烯纳米复合材料的制备及其性能研究;黄方麟 等;《塑料工业》;20150228;第43卷(第2期);63-68，80 * |
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