CN104503363A - Switch control system and method - Google Patents
Switch control system and method Download PDFInfo
- Publication number
- CN104503363A CN104503363A CN201410855720.6A CN201410855720A CN104503363A CN 104503363 A CN104503363 A CN 104503363A CN 201410855720 A CN201410855720 A CN 201410855720A CN 104503363 A CN104503363 A CN 104503363A
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- Prior art keywords
- switch
- servomotor
- servo
- driver
- construction
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
- G05D13/62—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover characterised by the use of electric means, e.g. use of a tachometric dynamo, use of a transducer converting an electric value into a displacement
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/10—Control of position or direction without using feedback
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention provides switch control system and method. The switch control system and method are that a servo motor and a servo driver are used in match to control a switch structure. Compared with the common direct current motor and the speed reducer in the prior art, the switch control system has the advantages that the speed and displacement can be adjusted, and moreover, the accurate position and speed of the switch structure can be controlled, so that the problem that the action time and output torque and the like of the existing mechanism are relatively fixed can be solved.
Description
Technical field
The present invention relates to power domain, particularly relate to a kind of on-off control system and method.
Background technology
Electrical contact is the vitals of primary cut-out, switch cubicle, disconnector, grounding switch, and its performance directly affects quality and the serviceable life of these High-Voltage Electrical Appliances.Electrical contact, as the core component in high-voltage switch equipment, plays a part to cut-off, conducting, is widely used in various high voltage load switch, SF6 isolating switch, load ratio bridging switch and cut-offs greatly in capacity isolating switch and grounding switch.Electrical contact is mainly divided into rivet type electrical contact, powder metallurgy contact, blade contact etc.
In common switch machine structure as shown in Figure 1, moving contact 1, pull bar 3, link insulator 2, rotation axis 4, rotating lever 5, static contact 7 and support insulator 6 is comprised.Wherein, in current industry, all drive rotation axis 4 to rotate by direct current generator, to control the opening and closing movement of described moving contact 1 and static contact 7, controlled the output speed of direct current generator by reductor, controlled the folding angle of contact 1 and static contact 7 by limit switch.The current/voltage specification different according to construction of switch two ends, be separated closed contact need speed and displacement adjustable, the general governing speed of prior art has come by changing reductor, so the reductor of the required configuration of the switch of every platform different size is all different; In addition, the displacement of different specification switches is also different, is generally by regulating the installation site of limit switch.
Based on this, the switch machine structure of every platform different size all will have different reductors to carry out cooperating from different limit switch, causes control procedure complicated and easily makes mistakes, making the control efficiency of construction of switch very low.
Summary of the invention
The technical problem to be solved in the present invention is the accurate location and the speeds control that carry out construction of switch, and realizes the adjustable of speed and displacement.Based on this, the invention provides a kind of on-off control system, comprise
Construction of switch, comprises moving contact and static contact, described construction of switch by the folding of described moving contact and static contact to realize the opening and closing of switch;
Servomotor, connects and controls described construction of switch; And
Servo-driver, connects described servomotor, for the rotation of servomotor according to the state modulator arranged.
Optionally, described servo-driver comprises and arranges module and driver module, and the described module that arranges is for arranging the running parameter of servomotor, and described driver module is used for servomotor according to described state modulator.
Optionally, described servo-driver also comprises GPRS module, for realizing the Remote parameter control of servomotor whereby.
Optionally, described servomotor and described servo-driver are integrated in mechanism case.
Optionally, described servomotor comprises absolute value encoder, for power-fail memory function current location.
Optionally, described servomotor is synchronous servo motor.
Optionally, synchronous servo motor is Delta A2 servo.
Optionally, described construction of switch also comprises: pull bar, link insulator, rotation axis, rotating lever and support insulator, described servomotor is by controlling the rotation of described rotation axis to control described construction of switch, described rotation axis drives described pull bar to move by described rotating lever, to control the folding of described moving contact and static contact.
Optionally, described parameter comprises rotational angle, speed and position.
The present invention also provides a kind of method of controlling switch, comprises
By servo-driver parameters; And servomotor is according to the folding of moving contact and static contact in described state modulator construction of switch, to realize the opening and closing of switch.
On-off control system provided by the invention, coordinates servo-driver to realize the control of construction of switch with servomotor.Compared to common DC motor of the prior art and reductor, achieve the adjustable of speed and displacement, and can control the accurate location of construction of switch and speed, solve the existing mechanism action time, the problem that output torque etc. are relatively fixing.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of construction of switch described in prior art and one embodiment of the invention.
Fig. 2 is the structural representation of on-off control system described in one embodiment of the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, the aid illustration embodiment of the present invention lucidly.
As shown in Figure 2, and composition graphs 1, on-off control system of the present invention comprises construction of switch 10, comprises moving contact 1 and static contact 7, described construction of switch by the folding of described moving contact 1 and static contact 7 to realize the opening and closing of switch;
Servomotor 20, connects and controls described construction of switch, and servomotor 20 described in the present embodiment is synchronous servo motor, can be specifically to adopt Delta A2 servo; And
Servo-driver 30, connects described servomotor 20, for the rotation of servomotor 20 according to the state modulator arranged.This parameter specifically can comprise rotational angle, speed and position.
Rotation axis 4 in construction of switch 10 extends to outside, and connects described servomotor 20 by described rotation axis 4, and wherein servomotor 20 controls described construction of switch 10 by the rotation axis 4 in gauge tap structure 10.Concrete, described rotation axis 4 drives described pull bar 3 to move by described rotating lever 5, pull bar 3 realizes the insulation with moving contact 1 by link insulator 2, link insulator 2 by the Movement transmit of pull bar 3 to moving contact 1, to control described dynamic folding of touching 1 and static contact 7.
In the present embodiment, servo-driver 30 comprises and arranges module 31 and driver module 32, the described module 31 that arranges for arranging the running parameter of servomotor, described driver module 32 for the specific works situation of servomotor 20 according to described state modulator, to realize intelligent driving.In addition, servo-driver 30 can also comprise GPRS module 33, for realizing the Remote parameter control of servomotor 20 whereby, and can realize remote maintenance simultaneously.
On-off control system can carry out modular design, and servomotor 20 and servo-driver 30 can be integrated in mechanism case 100 according to field condition, with the convenient degree of the integrated level and operation that improve control system, make in-site installation flexible.Certain servomotor 20 also can be arranged in LCP cabinet with servo-driver 30, and the present invention is not restricted this.Accordingly, mechanism's Assembly part is few, can save handling cost and assembly cost.
Servomotor 20 comprises absolute value encoder 21, drive and judge servo current location according to absolute value encoder 21, and velocity of rotation and the displacement of servomotor 20 is adjusted according to the specification of construction of switch 10, save two contactors of the prior art and limit switch.
Absolute value encoder 21 is mounted in a kind of sensor servomotor being used for measuring position of magnetic pole and servomotor corner and rotating speed, can realize power-fail memory function accordingly, the perfect situation solving the contact virtual connection of original mechanism.
Based on said structure, the present invention preferred Delta A2 servo is as servomotor 20, Delta A2 servo inside feels there is PR Schema control (can carry out position and speeds control accurately), servo DI is connected as trigger conditions by button, (it is absolute fix that parameter P6-02 arranges PR type to trigger the inner PR of servo, P06-03 arranges displacement) realize opening a sluice gate, combined floodgate (it is absolute fix that parameter P6-03 arranges PR type, and P06-04 arranges displacement) function.Make full use of the absolute value motor characteristics of servo itself, power-fail memory function current location, perfectly solve the situation of original mechanism contact virtual connection.[remarks: PR position command source is operation parameter (P6-00, P6-01) ~ (P7-26, P7-27) 64 groups of built-in position command registers, coordinate exterior I/O (CN1, POS0 ~ POS5 and CTRG) that in 64 groups one group can be selected to treat as position command.】
Present invention also offers a kind of method of controlling switch, comprise
By servo-driver parameters; And
Servomotor according to the folding of moving contact and static contact in described state modulator construction of switch, to realize the opening and closing of switch.
Technique effect of the present invention comprises: mechanism export angle and actuation time accurate, rotating speed followability is good, well can solve the dispersed larger present situation of body load----really accomplish centered by high-voltage switch gear body, solve the existing mechanism action time, the problem that output torque etc. are relatively fixing.
Mechanism exports angle and can set actuation time, and mechanism's replaceability is good, and available same mechanism coordinates different body, reduces miscellaneous mechanism model, only needs the coupling part between changing mechanism and body, or standardization body interface; Mechanism's Assembly part is few, can save handling cost and assembly cost.
In addition, mechanism's production cost is low, cost-saving 10% ~ 20%; Mechanism's convenient later maintenance, simple problem can phone and user communication solve, and damages element replacement convenient, save a large amount of after service fee and time.
Obviously, those skilled in the art can carry out various change and modification to invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. an on-off control system, is characterized in that, comprises
Construction of switch, comprises moving contact and static contact, described construction of switch by the folding of described moving contact and static contact to realize the opening and closing of switch;
Servomotor, connects and controls described construction of switch; And
Servo-driver, connects described servomotor, for the rotation of servomotor according to the state modulator arranged.
2. power control structure as claimed in claim 1, it is characterized in that, described servo-driver comprises and arranges module and driver module, and the described module that arranges is for arranging the running parameter of servomotor, and described driver module is used for servomotor according to described state modulator.
3. power control structure as claimed in claim 2, it is characterized in that, described servo-driver also comprises GPRS module, for realizing the Remote parameter control of servomotor whereby.
4. power control structure as claimed in claim 1, it is characterized in that, described servomotor and described servo-driver are integrated in mechanism case.
5. power control structure as claimed in claim 1, it is characterized in that, described servomotor comprises absolute value encoder, for power-fail memory function current location.
6. power control structure as claimed in claim 1, it is characterized in that, described servomotor is synchronous servo motor.
7. power control structure as claimed in claim 6, it is characterized in that, synchronous servo motor is Delta A2 servo.
8. power control structure as claimed in claim 1, it is characterized in that, described construction of switch also comprises: pull bar, link insulator, rotation axis, rotating lever and support insulator, described servomotor is by controlling the rotation of described rotation axis to control described construction of switch, described rotation axis drives described pull bar to move by described rotating lever, to control the folding of described moving contact and static contact.
9. power control structure as claimed in claim 1, it is characterized in that, described parameter comprises rotational angle, speed and position.
10. a method of controlling switch, is characterized in that, comprises
By servo-driver parameters; And
Servomotor according to the folding of moving contact and static contact in described state modulator construction of switch, to realize the opening and closing of switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410855720.6A CN104503363A (en) | 2014-12-31 | 2014-12-31 | Switch control system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410855720.6A CN104503363A (en) | 2014-12-31 | 2014-12-31 | Switch control system and method |
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| Publication Number | Publication Date |
|---|---|
| CN104503363A true CN104503363A (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410855720.6A Pending CN104503363A (en) | 2014-12-31 | 2014-12-31 | Switch control system and method |
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| CN (1) | CN104503363A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105005352A (en) * | 2015-07-30 | 2015-10-28 | 北京智网时代科技有限公司 | Power output device and remote control switch |
| CN114397564A (en) * | 2021-12-17 | 2022-04-26 | 贵州电网有限责任公司 | Vacuum circuit breaker operating characteristic recording equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6531841B1 (en) * | 1998-05-19 | 2003-03-11 | Abb Adda S.P.A. | Actuation and control device for electric switchgear |
| CN1917116A (en) * | 2006-09-04 | 2007-02-21 | 沈阳工业大学 | Servo control device and method for position of moving contact in high voltage breaker |
| CN1971800A (en) * | 2006-10-30 | 2007-05-30 | 沈阳工业大学 | Linear motor operating mechanism of high-voltage breaker |
| CN101034644A (en) * | 2007-01-19 | 2007-09-12 | 福州大学 | Fast electromotor driving low-voltage breaker |
| CN201188391Y (en) * | 2008-03-05 | 2009-01-28 | 沈阳工业大学 | Rotation servo motor operation mechanism for high-voltage circuit breaker |
| CN102891034A (en) * | 2012-09-19 | 2013-01-23 | 河南平高电气股份有限公司 | High-voltage circuit breaker and operating mechanism thereof |
| CN203250653U (en) * | 2013-05-06 | 2013-10-23 | 特变电工（上海）中发依帕超高压电器有限公司 | Electric mechanism driven by servo motor |
-
2014
- 2014-12-31 CN CN201410855720.6A patent/CN104503363A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6531841B1 (en) * | 1998-05-19 | 2003-03-11 | Abb Adda S.P.A. | Actuation and control device for electric switchgear |
| CN1917116A (en) * | 2006-09-04 | 2007-02-21 | 沈阳工业大学 | Servo control device and method for position of moving contact in high voltage breaker |
| CN1971800A (en) * | 2006-10-30 | 2007-05-30 | 沈阳工业大学 | Linear motor operating mechanism of high-voltage breaker |
| CN101034644A (en) * | 2007-01-19 | 2007-09-12 | 福州大学 | Fast electromotor driving low-voltage breaker |
| CN201188391Y (en) * | 2008-03-05 | 2009-01-28 | 沈阳工业大学 | Rotation servo motor operation mechanism for high-voltage circuit breaker |
| CN102891034A (en) * | 2012-09-19 | 2013-01-23 | 河南平高电气股份有限公司 | High-voltage circuit breaker and operating mechanism thereof |
| CN203250653U (en) * | 2013-05-06 | 2013-10-23 | 特变电工（上海）中发依帕超高压电器有限公司 | Electric mechanism driven by servo motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105005352A (en) * | 2015-07-30 | 2015-10-28 | 北京智网时代科技有限公司 | Power output device and remote control switch |
| CN114397564A (en) * | 2021-12-17 | 2022-04-26 | 贵州电网有限责任公司 | Vacuum circuit breaker operating characteristic recording equipment |
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Application publication date: 20150408 |
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