CN208569016U - A kind of two-way controllable arc light generating device - Google Patents
A kind of two-way controllable arc light generating device Download PDFInfo
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- CN208569016U CN208569016U CN201821142648.2U CN201821142648U CN208569016U CN 208569016 U CN208569016 U CN 208569016U CN 201821142648 U CN201821142648 U CN 201821142648U CN 208569016 U CN208569016 U CN 208569016U
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Abstract
The utility model provides a kind of two-way controllable arc light generating device comprising at least part of first lead, translation electrode, rotation electrode, discharge ball, the second lead, current transformer and the switching member of energy electric loop in series.First lead is connected with translation electrode and can be connect by the power grid physical simulation system outside switch connection, the second lead with rotation electrode and be grounded by ground unit.Translating electrode can be moved in translation along the length direction of translation electrode, and rotation electrode is fixed to discharge ball and can be carried out moving in rotation, and the relative position between translation electrode and rotation electrode or discharge ball is adjusted as needed.Current transformer is for monitoring fault curre.Arc light generating device in the application can be used for the simulation of various types arc grounding failure, be particularly suitable for solving the problems, such as that 10kV system arc fault is simulated.
Description
Technical field
The application belongs to electrical equipment, and in particular to a kind of two-way controllable arc light generating device is especially applicable in
In the arc light generating device of 10kV power distribution network physical simulation system.
Background technique
In electric power automation of distributive net all-round construction, either theory or actual motion, all there are many problems.It is badly in need of
10kV power distribution network physical simulation system is established in laboratory, is provided distribution network model for all kinds of distributions test, test, is distribution
Fault characteristic research, the test of distribution automation equipment, new energy access research, the verifying of distribution new technology, new distribution equipment are ground
The development of the research work such as system provides experimental condition and analysis means.
It is general to support 2 fixed electrodes, electricity using two 10kV insulators at present in laboratory simulation arc grounding failure
Interpolar keeps certain interval, generates arc light by gap discharge.Also there is the case where being transformed on this basis, that is, allow therein
One electrode is movable linearly, and the mode of operation for manually adjusting gap on the spot is changed into remote control operation.The above simulation arc
The device or means of light ground fault are all fairly simple, and the mode that arc light occurs is single, can only simulate simple arc grounding event
Barrier.
And for the equipment of the arc light simulation class in 10kV power distribution network physical simulation system, there is presently no complete complete
Solution, there are also to be studied.
Utility model content
Full-featured, advanced control that the purpose of this utility model is to provide one kind, the arc light generating device of monitoring in place,
For solving the problems, such as that the arc fault in power distribution network physical simulation system is simulated.
Two-way controllable arc light generating device provided by the utility model includes at least the one of energy electric loop in series
Partial first lead, translation electrode, rotation electrode, discharge ball, the second lead, current transformer and switching member.It is described
First lead is connected with the translation electrode and the power distribution network physical simulation system outside capable of being connect by the switching member,
Second lead connect with the rotation electrode and is grounded by ground unit.The translation electrode can be along the translation electrode
Length direction be moved in translation, the rotation electrode, which is fixed to, the discharge ball and can be carried out moving in rotation, so that the translation
Relative position between electrode and the rotation electrode can be adjusted as needed.The current transformer is used in the electricity
Fault curre is monitored in air circuit.
Preferably, the arc light generating device further includes the first control motor and the second control motor, first control
Translation electrode described in motor driven is moved in translation, rotation electrode moving in rotation described in the second control motor driven.
Preferably, the arc light generating device further includes the transmission mechanism being made of sliding block, transmission shaft and slide unit, the cunning
Platform supports the sliding block and the transmission shaft, the sliding block to be installed to the transmission shaft in a manner of slidable.The translation electricity
Pole is fixed on the sliding block and can be moved together with the sliding block.The fortune of transmission mechanism described in the first control motor driven
It is dynamic.
Preferably, the rotation electrode includes radially symmetrically two elongations on the outer surface of the discharge ball
Portion.
Preferably, the rotation electrode and the discharge ball are integrally formed.
Preferably, when described two elongated portions of the translation electrode and the rotation electrode are located at same straight line, institute
State in two elongated portions closer to it is described translation electrode that and it is described translate electrode between gap length in 2~12mm
In the range of.
Preferably, the first insulator and the second insulator, first insulation are additionally provided in the arc light generating device
Son for connect it is described translation electrode and it is described first control motor component insulate, second insulator be used for pair
The component for connecting the rotation electrode and the second control motor insulate, first insulator and/or described second
The 1min AC power frequency pressure test voltage of insulator is not less than 35kV.
Preferably, the first control motor and/or the second control motor are PLC technology motors.
It preferably, further include installation foundation, it is the translation electrode, the first control motor, the rotation electrode, described
Discharge ball and the second control motor are mounted and support to the installation foundation.
In the arc light generating device of the application, translating electrode and rotation electrode can separately move in different ways
It is dynamic, relative position and/or distance between them are changed with mobile, realize two-way controllable purpose.
When the arc light generating device of application the application carries out arc fault simulation, since rotation electrode is fixed on ball
In the discharge ball in face, so as to form a variety of arc gap types, example between translation electrode and rotation electrode or discharge ball
As extremely to pole fixed interval (FI) arc fault, extremely to pole adjustable clearance arc fault, extremely to spherical surface fixed interval (FI) arc fault, extremely right
Spherical surface adjustable clearance arc fault extremely rotates arc fault etc. to pole.
In addition, translation electrode and rotation electrode it is mobile controlled respectively by corresponding PLC technology motor and
Driving makes it possible to automatically control the relative position and/or distance that translate between electrode and rotation electrode, without grasping manually
Make, it is ensured that the reliability and repeatability of fault simulating test.
In addition, translation electrode and rotation electrode are integrally installed to by the installation foundation by setting installation foundation, from
And make the more compact structure of entire arc light generating device, and then convenient for whole arrangement installation.It is used by setting current transformer
In detection fault curre, the fault curre monitored is for carrying out failure wave-recording, thus realize the accurate record of failure,
Convenient for more fully being analyzed failure.
The mounting means that each component of the arc light generating device of the application such as translates electrode, which realizes, to be easily changed, thus
Easy to repair and maintenance purpose.
Arc light generating device can be used in 10kV system generating various arc faults in the application, be used for 10kV high pressure object
The arc fault simulation of emulation platform, the true type system of 10kV is managed, so as to function such as automatic control, the operational monitorings of realizing fault type
Energy.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of two-way controllable arc light generating device in specific embodiment of the present invention.
Specific embodiment
The content of utility model is described further below with reference to attached drawing and example.
Fig. 1 shows the two-way controllable arc light generating device in a kind of specific embodiment of the utility model, main to wrap
Include first lead 1, translation electrode 2, the first insulator 4, first control motor 5, anchor ear component 3, the insulation of the second lead 14, second
Son 16, second controls motor 15, rotation electrode 8, discharge ball 9, brush 10, ground unit 11, installation foundation 12, current transformer
18 and switching member 19.
Electrode 2 is translated in rodlike or needle-shaped, it can be along being moved in translation on the length direction of its own.
Rotation electrode 8 is fixed in discharge ball 9, has two elongations being radially symmetrically located on 9 outer surface of discharge ball
Portion 17.Rotation electrode 8 can be with discharge ball 9 together moving in rotation.
As shown in Figure 1, first lead 1 can connect external power distribution network physical simulation system by switching member 19.It is another
Aspect, first lead 1 are also connected with translation electrode 2.Second lead, 14 one side is connected to rotation by brush 10 and discharge ball 9
Turn electrode 8, is on the other hand grounded by ground unit 11.In this way, when switching member 19 is connected to external power distribution network physics mould
When quasi- system, first lead 1, translation electrode 2, rotation electrode 8, discharge ball 9, brush 10 and the second lead 14 can be together in series shape
At electric loop, for carrying out arc fault simulation.
Translating electrode 2 can be moved in translation in the length direction of the driving lower edge translation electrode 2 of the first control motor 5.Rotation
It is mobile that electrode 8 can carry out 360 degree rotation under the driving of the second control motor 15.First control motor 5 and the second control motor
15 can be programmable motor.
First control motor 5 and the second control motor 15 separately control translation electrode 2 and the electric discharge of rotation electrode 8/
The movement of ball 9 allows relative position and/or distance between translation electrode 2 and rotation electrode 8 or discharge ball 9 that week occurs
The variation of phase property.That is, translating the gap between electrode 2 and rotation electrode 8 or discharge ball 9 when carrying out arc fault simulation
It size and/or can extremely change to pole type.
It translates electrode 2 and first control motor is connected to by the transmission mechanism being made of sliding block 6, transmission shaft 7 and slide unit 13
5.First control motor 5 drives transmission shaft 7 to rotate.Sliding block 6 is mounted on transmission shaft 7, can be slided along transmission shaft 7.It passes
Moving axis 7 is mounted on slide unit 13 and is supported by slide unit 13.Translation electrode 2 is fixedly installed to sliding block 6 by anchor ear component 3, so that flat
Shift electrode 2 can be moved together with sliding block 6.
First insulator 4 is used to insulate to connection translation electrode 2 and the component of the first control motor 5, the second insulation
Son 16 is for insulating to connection rotation electrode 8 and the component of the second control motor 15.First insulator 4 and the second insulator
16 1min AC power frequency pressure test voltage is not less than 35kV.
Current transformer 18 is for monitoring fault curre, for carrying out failure wave-recording, thus realize that failure accurately records,
Convenient for accident analysis.
Installation foundation 12 can also be set in arc light generating device, and the various parts of arc light generating device such as translate electricity
Pole 2, first controls motor 5, rotation electrode 8, discharge ball 9 and second control motor 15 etc. and can install and/or support to this
Installation foundation 12, so that the structure of arc light generating device is more compact, or even integralization design, consequently facilitating various
Occasion arrangement and the arc light generating device using the application.
It is moved as described above, translation electrode 2 can translate under the driving of the first control motor 5 along the length direction of its own
It is dynamic.It is mobile that rotation electrode 8 and discharge ball 9 carry out 360 degree rotation in the case where the second control motor 15 drives.When translation electrode 2 and rotation
When turning 8/ discharge ball 9 of electrode and moving respectively, relative position and/or distance between them change with mobile.According to
Relative position and/or distance locating for electrode 2 and rotation electrode 8 or discharge ball 9 are translated, different types of arc light event can be simulated
Barrier, specifically includes: extremely to pole fixed interval (FI) arc fault, extremely to pole adjustable clearance arc fault, extremely to spherical surface fixed interval (FI) arc
Light failure, extremely to spherical surface adjustable clearance arc fault, extremely to pole rotation arc fault etc..
According to required fault type to be simulated, the first control motor 5 is using corresponding control model to translation electrode 2
Movement is controlled, and the second control motor 15 controls the movement of rotation electrode 8 and discharge ball 9 using corresponding control model
System.Fault simulation is used for by the division of control switch component 19 and external power distribution network physical simulation system to be formed or be disconnected
Electric loop.
Below will by extremely to pole adjustable clearance arc fault test for ground for, to using arc light shown in FIG. 1 to fill
The process for setting progress arc fault simulation is illustrated.
It is in collinear position with translation electrode 2 firstly, being placed in the elongated portion 17 of rotation electrode 8, so that translation
Electrode 2 and one of elongated portion 17 of rotation electrode 8 are facing.Electric rotating will be used as by the location of rotation electrode 8 at this time
The initial position of pole 8.The position of adjustment translation electrode 2, so that closer to translation electrode 2 on translation electrode 2 and rotation electrode 8
Gap between that elongated portion 17 is 2mm, by initial bit of the location of the translation electrode 2 as translation electrode 2 at this time
It sets.
Next, the reciprocating motion control model that stroke is 10mm is set by the control model of the first control motor 5, the
The control model of two control motors 15 is set as fixed mode.After first control motor 5 starts, electrode 2 is translated 10mm's
It is moved in translation in stroke range.After second control motor 15 starts, rotation electrode 8 and discharge ball 9 are fixed.To
The relative positional relationship extremely to pole adjustable clearance is formed between translation electrode 2 and rotation electrode 8.
When switching member 19 is in an off state, first lead 1 is connected to external distribution by switching member 19
Net physical simulation system.Then switching member 19 is closed a floodgate, arc light generating device and external power distribution network simulation system form electricity
Air circuit starts to extremely simulating to pole adjustable clearance arc fault.Electric current during the record test of current transformer 18
Value.Switching member 19 and external power distribution network physical simulation system are disconnected after the completion of test, fault simulating test terminates.
When extremely simulate spherical surface fixed interval (FI) arc fault using arc light generating device shown in FIG. 1, will rotate
Electrode 8 is rotated by 90 °, while being moved in translation translation electrode 2, so that translation electrode 2 and discharge ball 9 are facing, and translates electrode 2
Gap between discharge ball 9 is 1~2mm.The control model of first control motor 5 and the second control motor 15 is set as fixed
Mode, to form the relative positional relationship extremely to spherical surface fixed interval (FI) between translation electrode 2 and discharge ball 9.Arc light is sent out
Generating apparatus and external power distribution network simulation system form electric loop, can carry out arc fault simulation.
It, first will rotation when extremely simulate spherical surface adjustable clearance arc fault using arc light generating device shown in FIG. 1
Turn electrode 8 to be rotated by 90 °, while being moved in translation translation electrode 2, so that translation electrode 2 is faced each other with discharge ball 9, and translates electricity
Primary clearance between pole 2 and discharge ball 9 is 1~2mm.Next, setting stroke for the control model of the first control motor 5
Control model for the reciprocating motion control model of 10mm, the second control motor 15 is set as fixed mode, thus in translation electricity
The relative positional relationship extremely to spherical surface adjustable clearance is formed between pole 2 and discharge ball 9.By arc light generating device and external distribution
Net simulation system forms electric loop, can carry out arc fault simulation.
This two-way controllable arc light generating device provided herein can be used to test indoor 10kV power distribution network object
Simulation system or the true type system of 10kV are managed, realizes the various arc faults simulation of distribution network system, and has automatic control, reality
When the functions such as monitoring, failure wave-recording, provide a set of perfect lonely light fault simulation for 10kV power distribution network Physical Simulation Platform and solve
Scheme.
Applicant combines Figure of description to be described in detail and describe the technical solution of the application, but this field
It is to be understood by the skilled artisans that above embodiments are only the preferred embodiment of the application, explanation is intended merely to help to read in detail
Person more fully understands the thought of the application, and is not the limitation to the application protection scope, on the contrary, any reality based on the application
Any improvement or modification made by novel thought should all be fallen within the scope of protection of this application.
Claims (9)
1. a kind of two-way controllable arc light generating device comprising at least part of the first of energy electric loop in series is drawn
Line (1), translation electrode (2), rotation electrode (8), discharge ball (9), the second lead (14), current transformer (18) and switch structure
Part (19)；It is characterized by:
The first lead (1) is connected with translation electrode (2) and can connect outside by the switching member (19)
Power distribution network physical simulation system, second lead (14) connect with the rotation electrode (8) and are grounded by ground unit；
Translation electrode (2) can be moved in translation along the length direction of translation electrode (2), and the rotation electrode (8) is fixed
To the discharge ball (9) and it can be carried out moving in rotation, so that the phase between translation electrode (2) and the rotation electrode (8)
Position can be adjusted as needed,
The current transformer (18) is for monitoring fault curre in the electric loop.
2. arc light generating device according to claim 1, which is characterized in that further include the first control motor (5) and second
It controls motor (15), first control motor (5) drives the translation electrode (2) to be moved in translation, the second control motor
(15) rotation electrode (8) moving in rotation is driven.
3. arc light generating device according to claim 2, which is characterized in that further include by sliding block (6), transmission shaft (7) and
The transmission mechanism that slide unit (13) is constituted, the slide unit (13) support the sliding block (6) and the transmission shaft (7), the sliding block (6)
The transmission shaft (7) are installed in a manner of slidable,
The translation electrode is fixed on the sliding block (6) and can move together with the sliding block (6),
First control motor (5) drives the movement of the transmission mechanism.
4. arc light generating device according to claim 1, which is characterized in that the rotation electrode (8) includes radial symmetric
Ground is located at two elongated portions (17) on the outer surface of the discharge ball.
5. arc light generating device according to claim 4, which is characterized in that the rotation electrode (8) and the discharge ball
(9) it is integrally formed.
6. arc light generating device according to claim 4, which is characterized in that when the translation electrode (2) and the rotation
When described two elongated portions (17) of electrode (8) are located at same straight line, closer to the translation in described two elongated portions (17)
Electrode (2) that it is described translation electrode (2) between gap length in the range of 2~12mm.
7. arc light generating device according to claim 2, which is characterized in that be additionally provided in the arc light generating device
One insulator (4) and the second insulator (16), first insulator (4) be used for connect the translation electrode (2) with it is described
The component of first control motor (5) insulate, and second insulator (16) is used for the connection rotation electrode (8) and institute
The component for stating the second control motor (15) insulate, first insulator (4) and/or second insulator (16)
1min AC power frequency pressure test voltage is not less than 35kV.
8. arc light generating device according to claim 2, which is characterized in that first control is motor (5) and/or described
Second control motor (15) is PLC technology motor.
9. arc light generating device according to claim 2, which is characterized in that further include installation foundation (12), the translation
Electrode (2), first control motor (5), the rotation electrode (8), the discharge ball (9) and the second control motor
(15) it is mounted and supports to the installation foundation (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821142648.2U CN208569016U (en) | 2018-07-19 | 2018-07-19 | A kind of two-way controllable arc light generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821142648.2U CN208569016U (en) | 2018-07-19 | 2018-07-19 | A kind of two-way controllable arc light generating device |
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| CN208569016U true CN208569016U (en) | 2019-03-01 |
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| CN201821142648.2U Active CN208569016U (en) | 2018-07-19 | 2018-07-19 | A kind of two-way controllable arc light generating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113433482A (en) * | 2021-05-21 | 2021-09-24 | 国网陕西省电力公司电力科学研究院 | Power grid intermittent arc light grounding simulation generation device and operation method thereof |
-
2018
- 2018-07-19 CN CN201821142648.2U patent/CN208569016U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113433482A (en) * | 2021-05-21 | 2021-09-24 | 国网陕西省电力公司电力科学研究院 | Power grid intermittent arc light grounding simulation generation device and operation method thereof |
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