CN105527199B - Novel inflatable metal particle research device - Google Patents
Novel inflatable metal particle research device Download PDFInfo
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- CN105527199B CN105527199B CN201610049289.5A CN201610049289A CN105527199B CN 105527199 B CN105527199 B CN 105527199B CN 201610049289 A CN201610049289 A CN 201610049289A CN 105527199 B CN105527199 B CN 105527199B
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- metal particle
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- tank body
- organic glass
- metal
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- 239000002923 metal particle Substances 0.000 title claims abstract description 46
- 238000011160 research Methods 0.000 title claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 25
- 229910052751 metal Inorganic materials 0.000 claims abstract description 25
- 239000002245 particle Substances 0.000 claims abstract description 25
- 239000011521 glass Substances 0.000 claims abstract description 23
- 239000011888 foil Substances 0.000 claims description 20
- 238000002474 experimental method Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention relates to a novel inflatable metal particle research device, which comprises a metal particle adding unit and an organic glass tank body; the metal particle adding unit is positioned in the organic glass tank body; the metal particle adding unit includes: the device comprises a rotary handle, a rotary sealing ring, a slotted electrode and a thin metal cover; the rotary sealing ring is used for ensuring the air tightness of the device; the rotating handle is connected with the slotted electrode through a rotating rod; the slotted electrode is connected with the thin metal cover and can generate relative sliding, so that the selection and the addition of metal particles are carried out. The unit can select and add particles with various specifications under the condition of not disassembling the sealed tank body, and meanwhile, the particles are recycled after the research. The whole research device mainly comprises an organic glass sealed tank body, a particle adding device and a rotary distance-adjusting flat plate electrode; the base is vertically adjustable. The invention can be used for researching the motion characteristic and the discharge characteristic of the metal particles in the gas medium.
Description
Technical field
The present invention relates to metal particle research devices, particularly, are related to a kind of air-inflated metal particle research device.
Background technology
Electrode in Gas Insulated System (GIS) is defeated because being widely used in high pressure with excellent insulation performance and high operational reliability
Electrical domain.In recent years, due to the continuous improvement of GIS grades, the insulation characterisitic of GIS becomes the emphasis that current GIS studies a question.Cause
Production assembling and switch motion process in mechanical friction and metal particle is inevitably generated inside GIS, these gold
Belong to particle can the free movement in dielectric chamber, so as to largely reduce GIS insulation performance, cause equipment breakdown thing
Therefore.
For existing metal particle research device, mostly using the fixed sealed shell of tank of nylon screw rod.Particle is carried out every time
When addition, device will be dismantled, this largely reduces the reliability tested every time, it is difficult to ensure real every time
The primary condition of microparticle environment does not change before testing.Meanwhile repeatedly carry out tank body and dismantle the service life that can reduce tank body,
Preparation before each experiment of increase, reduces conventional efficient.
Invention content
Based on this, the invention discloses a kind of air-inflated metal particle research devices；
Described device includes metal particle adding device, organic glass tank body；
The metal particle adding device is located in organic glass tank body；
The metal particle adding device includes：Rotate handle, rotating seal ring, slotted electrode, metal foil lid；
The rotating seal ring is used to ensure the air-tightness of described device；
The rotation handle is connected by swing arm with slotted electrode；
The slotted electrode is connected with metal foil lid, and can produce relative sliding, so as to carry out metal particle
It chooses and adds.
Described device has the advantages that：
1st, the device can be used for the kinetic characteristic and electrology characteristic of metal particle in learning gas medium.The addition simultaneously
Device can carry out the selection and addition of various specifications particle in the case where not dismantling sealed shell of tank, and just right later in research
Particle is recycled.
2nd, the device can effectively reduce the preparation before experiment, convenient that particle is added, choose and is recycled,
Improve conventional efficient during experiment every time.Designed metal particle addition mechanism is entirely located in the upper end of experimental electrode under
End herein due to effective electric field shielding or existing fringing field intensity, will not generate any influence to the accuracy of experimental result.
Description of the drawings
Fig. 1 is a kind of structure diagram of air-inflated metal particle research device in one embodiment of the invention；Its
Include：Rotate handle 1, upper lower flange 2, organic glass sealed shell of tank 3, insulated nylon screw rod 4, bolt 5, vertical adjustment base
6th, decile slotted electrode 7, rotation roll adjustment plate electrode form 8, rotating seal ring 9 and 10, rectangular sulculus 11 and tracheae 12；
Fig. 2 (a) is decile slotted electrode schematic diagram；
Fig. 2 (b) is round metal foil lid schematic diagram.
Specific embodiment
The disclosure will be further described with reference to attached drawing below.Under special declaration, following description is substantially
Play the role of Macroscopical Explanation and example illustrates, never to the disclosure and its application or use progress any restrictions.It is unless another
Outer special instruction, otherwise, the component and the positioned opposite and numerical expression and numerical value of step illustrated in embodiment is not
Limit the scope of the present disclosure.In addition, technology well known by persons skilled in the art, method and apparatus may not be discussed in detail, but
It is meant as part of specification in appropriate circumstances.
In one embodiment, the invention discloses a kind of air-inflated metal particle research device, described device packets
Include metal particle adding device, organic glass tank body；
The metal particle adding device is located in organic glass tank body；
The metal particle adding device includes：Rotate handle, rotating seal ring, slotted electrode, metal foil lid；
The rotating seal ring is used to ensure the air-tightness of described device；
The rotation handle is connected by swing arm with slotted electrode；
The slotted electrode is connected with metal foil lid, and can produce relative sliding, so as to carry out metal particle
It chooses and adds.
Present embodiment discloses a kind of air-inflated metal particle research device, which can be used for learning gas medium
The kinetic characteristic and electrology characteristic of middle metal particle.The adding set can be carried out in the case where not dismantling sealed shell of tank simultaneously
The selection and addition of various specifications particle, and particle is recycled after research.
Further, as shown in Figure 1, the inflatable metal particle research device includes：
Organic glass sealed shell of tank 3, particle adding set etc.；
Wherein particle adding set includes rotation handle 1, rotating seal ring 9 and decile slotted electrode 7 and metal foil lid.
In one embodiment, slopeization is taken the edge inside the slotted electrode to handle, is convenient for adding for particle
Add, and the slotted electrode such as is subjected at point processing.
In the present embodiment, as shown in Fig. 2 (a), cross-notching electrode interior edge is handled using slope angle design and decile,
Schematic diagram has carried out six deciles processing (being not limited to six deciles in practice), and each sector groove angle is 60 °, while one of those
Sector is not slotted, and the sector do not slotted is the addition in order to coordinate follow-up particle.
In one embodiment, the gap between the slotted electrode and metal foil lid is less than 0.1mm.
In the present embodiment, closely coupled between the metal foil lid and decile slotted electrode, clearance distance is less than
0.1mm ensure that the reliability of metal particle addition.
In one embodiment, the shape of the metal foil lid is circle, and the metal foil lid has unfilled corner, described
Unfilled corner can be matched with slotted electrode so that metal particle enters in experimental provision.
In the present embodiment, as shown in Fig. 2 (b)：The round metal foil lid unfilled corner is identical with included angle.
Before experiment starts, slotted electrode 7 is divided to be rotated by rotating drive of handle 1 etc. so that required metal is micro-
Slotting position belonging to grain is corresponding with metal foil lid unfilled corner position, carries out the addition of particle.After particle adding procedure so that
The sector portion do not slotted in decile slotted electrode blocks the notch of metal foil lid.Upper end high-voltage motor is complete flat for one at this time
Plate electrode, there is no the non-uniform places of electric field, improve experiment accuracy.
In one embodiment, described device has further included rotation roll adjustment plate electrode
The rotation roll adjustment plate electrode size is identical with organic glass tank body internal diameter, for ensureing that metal particle is moving
It will not fall in process to tank base；
And the rotation roll adjustment plate electrode can adjust the distance between itself and slotted electrode by rotating handle, increase
The scope of application of feeder apparatus.
In the present embodiment, as shown in Figure 1：Rotate the internal diameter phase of the diameter and organic glass tank body 3 of roll adjustment plate electrode 8
Together, ensure that metal particle is will not fall in motion process to tank base.Lower end rotates handle 1 and passes through screw rod and rotation roll adjustment
Plate electrode 8 is connected, and the clearance distance between upper/lower electrode can be adjusted by rotation, improves the applicability of experimental provision.
In one embodiment, the bottom end of the organic glass sealed shell of tank has slot treatment, for metal particle
Recycling.
Further, as shown in Figure 1：Organic glass tank base side of being provided in the case where not influencing device air-tightness
Shape sulculus 11, when experiment starts so that rotation roll adjustment tablet 8 is on the top of sulculus.It needs to carry out particle after experiment
During recycling, Rotating Plates electrode causes electrode less than small groove location, gently to tilt tank body and particle is caused to fall into sulculus.It rotates later
Plate electrode causes electrode to be in sulculus upper end, and at this moment particle can be in bottom of device.Since lower electrode is grounded often, bottom
Particle will not have an impact experimental result at portion's existing fringing field.
In one embodiment, described device has further included vertical adjustment base, and the vertical adjustment base includes
Lower flange；
It is micro- to ensure that experiment starts preceding metal using the bolt arrangement that can carry out vertical direction adjusting for described four angles of pedestal
Relative position of the grain on plate electrode, while can be with the inclined degree of regulating device.
Further, as shown in Figure 1：Described device bottom is vertical adjustment base, and the pedestal is rotatable by four
The horizontal position of regulating device is fixed in screw rod.Ensure that experiment starts preceding relative position of the metal particle on plate electrode,
It simultaneously can be with the inclined degree of regulating device.
In one embodiment, the rotating seal ring includes：Slip ring made of filled polytetrafluoroethylene and round rubber
Circle can make the swing arm of connection slotted electrode ensure the air-tightness of device on the basis of being rotated；
It is fixed on the outside of the rotating seal ring using the upper flanges of round rubber ring and vertical adjustment base, lower end and gold
Belong to thin lid to be connected.
In the present embodiment, as shown in Figure 1：The slip ring made of a filled polytetrafluoroethylene of rotating seal ring 9
With the round rubber ring composition of an offer elastic force, the swing arm of connection electrode can be made to ensure device on the basis of being rotated
Air-tightness, while fixed on the outside of rotating seal ring using round rubber ring with upper flanges 2.9 lower end of rotating seal ring and metal
Thin lid is connected, and before experiment starts every time, slotted electrode 7 can be divided to be rotated by rotating drive of handle 1 etc. so that required gold
It is corresponding with metal foil lid unfilled corner position to belong to the affiliated slotting position of particle, gently tiltedly puts tank body so that particle passes through decile along slope
Gap between slotted electrode and tank body rolls into experimental provision cavity.
In one embodiment, the upper lower flange is connected with organic glass tank body, and upper lower flange is by insulated nylon spiral shell
Bar is fixed, while groove is equipped between upper lower flange and organic glass tank body, and inside is put into round rubber ring and is sealed.
In the present embodiment, it is described in order to increase that round rubber circle is put between upper lower flange and organic glass tank body
The leakproofness of device is further ensured that the reliability of the research device.
In one embodiment, described device has further included tracheae, and the tracheae is used to carry out inflation/deflation to described device,
Inner gas pressure is up to 0.6MPa.
Further, as shown in Figure 1：Lower flange 2 is fixed by insulated nylon screw rod 4 in described device, while method
Groove is equipped between orchid 2 and organic glass tank body 3, inside is put into round rubber ring and is sealed；Whole device by tracheae 12 into
Row inflation/deflation, inner gas pressure reach as high as 0.6MPa, ensure that air pressure required during research device work.
Disclosure above-described embodiment, can be in the feelings for not dismantling sealed shell of tank compared with traditional metal particle research device
The selection and addition of various specifications particle are carried out under condition, and conveniently particle is recycled after research.It ensure that every time
The accuracy of initial environment before experiment, while greatly improve conventional efficient；Designed metal particle addition mechanism is complete
Portion is located at the top and bottom of experimental electrode, and herein due to effective electric field shielding or existing fringing field intensity, experiment will not be tied
The accuracy of fruit generates any influence.
Although describe the disclosure with reference to exemplary embodiment, it should be appreciated that the present disclosure is not limited to above-mentioned exemplary
Embodiment.It will be obvious to those skilled in the art that it can be changed under conditions of without departing substantially from the scope of the present disclosure and spirit
Exemplary embodiments mentioned above.Appended the scope of the claims should be endowed most wide explanation, such to be repaiied comprising all
Change and equivalent structure and function.
Claims (8)
1. a kind of air-inflated metal particle research device, it is characterised in that：Described device include metal particle adding device,
Organic glass tank body；
The metal particle adding device is located in organic glass tank body；
The metal particle adding device includes：Rotate handle, rotating seal ring, slotted electrode, metal foil lid；
The rotating seal ring is used to ensure the air-tightness of described device；
The rotation handle is connected by swing arm with slotted electrode；
The slotted electrode is connected with metal foil lid, and can produce relative sliding, so as to carry out the selection of metal particle
And addition；
Slopeization is taken the edge inside the slotted electrode to handle, is convenient for the addition of particle, and by the slotted electrode
Carry out etc. point processing；
The shape of the metal foil lid is circle, and the metal foil lid has unfilled corner, and the unfilled corner can be with slotted electrode
It matches so that metal particle enters in experimental provision.
2. the apparatus according to claim 1, it is characterised in that：Described device has further included rotation roll adjustment plate electrode；
The rotation roll adjustment plate electrode size is identical with organic glass tank body internal diameter, for ensureing metal particle in motion process
It is will not fall in the middle to tank base；
And the rotation roll adjustment plate electrode can adjust the distance between itself and slotted electrode by rotating handle, increase dress
The scope of application put.
3. the apparatus according to claim 1, it is characterised in that：The bottom end of the organic glass tank body has slot treatment,
For the recycling of metal particle.
4. the apparatus according to claim 1, it is characterised in that：Described device has further included vertical adjustment base, described perpendicular
Straight adjustment base includes lower flange；
Four angles of the pedestal ensure that experiment starts preceding metal particle using the bolt arrangement that can carry out vertical direction adjusting
Relative position on plate electrode, while can be with the inclined degree of regulating device.
5. device according to claim 4, which is characterized in that the rotating seal ring includes：Filled polytetrafluoroethylene system
Into slip ring and round rubber ring；The rotating seal ring can be such that the swing arm of connection slotted electrode is protected on the basis of being rotated
The air-tightness of card device；
It is fixed on the outside of the rotating seal ring using the upper flanges of round rubber ring and vertical adjustment base, lower end and metal foil
Lid is connected.
6. the apparatus according to claim 1, it is characterised in that：Gap between the slotted electrode and metal foil lid is less than
0.1mm, for ensureing the reliability of metal particle addition.
7. device according to claim 4, it is characterised in that：The upper lower flange is connected with organic glass tank body, on
Lower flange is fixed by insulated nylon screw rod, while groove is equipped between upper lower flange and organic glass tank body, and inside is put into
Round rubber ring is sealed.
8. device according to claim 7, it is characterised in that：Described device has further included tracheae, the tracheae for pair
Described device carries out inflation/deflation, and inner gas pressure is up to 0.6MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610049289.5A CN105527199B (en) | 2016-01-25 | 2016-01-25 | Novel inflatable metal particle research device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610049289.5A CN105527199B (en) | 2016-01-25 | 2016-01-25 | Novel inflatable metal particle research device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105527199A CN105527199A (en) | 2016-04-27 |
| CN105527199B true CN105527199B (en) | 2018-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610049289.5A Active CN105527199B (en) | 2016-01-25 | 2016-01-25 | Novel inflatable metal particle research device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108989A (en) * | 2019-05-10 | 2019-08-09 | 沈阳工业大学 | Metal particle movement observations device and method under a kind of plate electrode mulching plastic film condition |
| CN110554288B (en) * | 2019-09-23 | 2021-02-02 | 华北电力大学 | Device for simulating metal particle adhesion behavior and discharge characteristic under GIL/GIS actual operation condition |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201196675Y (en) * | 2008-05-27 | 2009-02-18 | 中国电力科学研究院 | Experiment research apparatus used for DC gas insulation metal closed electric power line |
| CN102680574A (en) * | 2012-05-14 | 2012-09-19 | 云南电力试验研究院（集团）有限公司电力研究院 | GIS (Gas Insulated Switchgear) inner particle detecting method adopting polarity-reversal direct-current voltage |
| CN203572920U (en) * | 2013-11-25 | 2014-04-30 | 国家电网公司 | Parameter-adjustable suspended discharge test model |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5253283B2 (en) * | 2009-04-20 | 2013-07-31 | 三菱電機株式会社 | Gas insulated switchgear |
| JP5676816B2 (en) * | 2012-02-14 | 2015-02-25 | 三菱電機株式会社 | Gas insulated switchgear and method for manufacturing the same |
-
2016
- 2016-01-25 CN CN201610049289.5A patent/CN105527199B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201196675Y (en) * | 2008-05-27 | 2009-02-18 | 中国电力科学研究院 | Experiment research apparatus used for DC gas insulation metal closed electric power line |
| CN102680574A (en) * | 2012-05-14 | 2012-09-19 | 云南电力试验研究院（集团）有限公司电力研究院 | GIS (Gas Insulated Switchgear) inner particle detecting method adopting polarity-reversal direct-current voltage |
| CN203572920U (en) * | 2013-11-25 | 2014-04-30 | 国家电网公司 | Parameter-adjustable suspended discharge test model |
Non-Patent Citations (2)
| Title |
|---|
| DC Corona Discharge of a Metal Filament Particle Within Parallel-Plate Electrodes;K. Asano et al.;《IEEE Transactions on Industry Applications》;20000229;第36卷(第1期);第87－92页 * |
| 气体绝缘***电极表面覆膜时金属导电微粒带电原因分析;张乔根 et al.;《西安交通大学学报》;20041231;第38卷(第12期);第1297－1291页 * |
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