CN106325060A - High-voltage motor closing control method and system - Google Patents
High-voltage motor closing control method and system Download PDFInfo
- Publication number
- CN106325060A CN106325060A CN201610962102.0A CN201610962102A CN106325060A CN 106325060 A CN106325060 A CN 106325060A CN 201610962102 A CN201610962102 A CN 201610962102A CN 106325060 A CN106325060 A CN 106325060A
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- China
- Prior art keywords
- closing circuit
- position closing
- tension motor
- working position
- equipment
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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
- G05B7/00—Arrangements for obtaining smooth engagement or disengagement of automatic control
- G05B7/02—Arrangements for obtaining smooth engagement or disengagement of automatic control electric
-
- 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
- G01R31/34—Testing dynamo-electric machines
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Motor And Converter Starters (AREA)
Abstract
The invention discloses a high-voltage motor closing control method and a high-voltage motor closing control system. The high-voltage motor closing control method includes that a closing circuit in a high-voltage electricity cabinet is divided into a working-position closing circuit and a testing-position closing circuit in parallel, and the working-position closing circuit is connected with a closing interlocking contacts of soft-start control equipment and the closing circuit of a site operation cabinet. By the arrangement, only a connecting cable is needed between the high-voltage electricity cabinet and the site operation cabinet, a cable between the high-voltage electricity cabinet and the soft-start control equipment is omitted, the site operation cabinet and the soft-start control equipment are arranged on the electrical distribution room in close distance, the length of cable laying is greatly reduced, fault point is reduced, and maintenance difficulty is lowered; test check and maintenance of high-voltage equipment can be operated in the high-voltage electricity cabinet with limitation of the soft-start control equipment in state, equipment is simplified, and efficiency is improved.
Description
Technical field
The present invention relates to high-tension motor technical field.
Background technology
At present, high-power high voltage motor all uses high voltage power distributing cabinet to power, and controls equipment by various soft starts and reduces
Starting load completes start-up course.Soft start controls " ready, permission is closed a floodgate " interlocking contact of equipment and is connected on height and is press-fitted
In the closing circuit of electricity cabinet, no matter field operation box or high voltage power distribution cabinet panel carry out closing operation, all by soft start
The restriction of control equipment " ready, permission is closed a floodgate " interlocking contact state.Actually used, find that all kinds of corrupt practices creep in:
1) waste money.Field operation box is the most all installed near soft start control equipment, and distance high-voltage power distribution cabinet often has
The distance of hundreds of meters, between field operation box and high voltage power distributing cabinet, is required between soft start control equipment and high voltage power distributing cabinet
Cabling transmission signal.
2) trouble point is increased.Cable laying distance, will affect the operation of normal start and stop as impaired, even cause anon-normal
Often shut down.
3) increase malfunction elimination difficulty, workload, extend fault handling time.Once break down, need multidisciplinary association
With investigating fault, and need malfunction elimination personnel control box at the scene, soft start to control between equipment, high voltage power distributing cabinet and come and go
Run, get in touch with, check.
4) work of high-tension motor conventional maintenance is limited.High pressure attendant, when normal assays, inspection, needs to join in advance
It is that soft start controls equipment operator and soft start controls equipment is placed in " ready, allow close a floodgate " state, extends and safeguard
Time.
5) the waste energy.High-tension motor is when test checks, safeguards, soft start control equipment needs to be in and " just prepares
Thread, allow to close a floodgate " state, detection in soft start control equipment, lower the temperature, control equipment in running order, expend electric energy.
Summary of the invention
The technical problem to be solved in the present invention is for above-mentioned the deficiencies in the prior art, it is provided that a kind of high-tension motor closes a floodgate
Control method and system, reduce cable laying length, and high-tension motor is not controlled equipment by soft start when test checks, safeguards
State limit, simplification equipment, safety, easy to operate, improve efficiency.
For solving above-mentioned technical problem, the technical solution used in the present invention is:
A kind of high-tension motor shutting-brake control method, including: the closing circuit in high voltage power distributing cabinet is divided into the working position of parallel connection
Closing circuit and test position closing circuit, working position closing circuit and soft start control the combined floodgate interlocking contact of equipment and on-the-spot behaviour
The closing circuit making case connects；When high-tension motor in working order time, working position closing circuit, soft start control equipment
Close a floodgate interlocking contact and the closing circuit co-controlling switching of field operation box, and test position closing circuit disconnects；Work as high-tension electricity
Motivation, when trystate, is controlled switching by test position closing circuit, and working position closing circuit disconnects.
A kind of high-tension motor shutting-brake control system, uses a kind of above-mentioned high-tension motor shutting-brake control method, including
High voltage power distributing cabinet, field operation box and soft start control equipment, arrange working position closing circuit and examination in described high voltage power distributing cabinet
Test a closing circuit, described working position closing circuit and test position closing circuit by selecting switch in parallel attended operation power supply,
It is capable of described working position closing circuit and test position closing circuit is not also turned on；Soft start controls the combined floodgate interlocking of equipment
Contact series connection accesses the closing circuit of field operation box；The closing circuit series connection of described field operation box accesses described working position and closes
Lock loop.
Preferably, the working position signal contact of the chopper in described high voltage power distributing cabinet and test position signal contact are gone here and there respectively
It is associated in described working position closing circuit and test position closing circuit.
Preferably, described soft start controls equipment and is arranged in described field operation box, and described soft start controls equipment
The interlocking contact that closes a floodgate accesses by controlling cable series connection in the closing circuit of described field operation box.
Preferably, described selection switchs as trolley type switch.
Preferably, the closing circuit series connection switch knob a of described field operation box controls to switch on and off.
Preferably, the test position closing circuit series connection switch knob b of described high voltage power distributing cabinet controls to switch on and off.
Use and have the beneficial effects that produced by technique scheme: the present invention only need to be at high voltage power distributing cabinet and execute-in-place
Connect cable between case, eliminate the cable between high voltage power distributing cabinet and soft start control equipment, field operation box and soft start
Control equipment is arranged in same switchgear house, and distance is near, it is achieved that being greatly reduced of cable laying length, decreases fault
Point, reduces maintenance difficulty；High pressure equipment, when test checks, safeguards, only need to operate at high voltage power distributing cabinet, not opened by soft
The dynamic equipment state that controls limits, and simplifies equipment, improves efficiency.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of one embodiment of the invention.
Detailed description of the invention
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
Embodiments provide a kind of high-tension motor shutting-brake control method, including: by the conjunction in high voltage power distributing cabinet
Lock loop is divided into working position closing circuit and the test position closing circuit of parallel connection, and working position closing circuit controls equipment with soft start
" ready, allow close a floodgate " close a floodgate closing circuit of interlocking contact and field operation box connect；When high-tension motor is in work
When making state, " ready, permission is closed a floodgate " of working position closing circuit, soft start control equipment close a floodgate interlocking contact with now
The closing circuit co-controlling switching of field control box, test position closing circuit disconnects；When high-tension motor is at trystate,
Being controlled switching by test position closing circuit, working position closing circuit disconnects.
As it is shown in figure 1, the embodiment of the present invention additionally provides a kind of high-tension motor shutting-brake control system, use above-mentioned one
Planting high-tension motor shutting-brake control method, control equipment including high voltage power distributing cabinet, field operation box and soft start, described height is press-fitted
Arrange working position closing circuit and test position closing circuit, described working position closing circuit and test position closing circuit in electricity cabinet to lead to
Cross selection switch in parallel attended operation power supply, it is possible to realize connecing when described working position closing circuit is different with test position closing circuit
Logical；The combined floodgate of " ready, permission is closed a floodgate " combined floodgate interlocking contact series connection access field operation box that soft start controls equipment returns
Road；The closing circuit series connection of described field operation box accesses described working position closing circuit.
Preferably, the working position signal contact of the chopper in described high voltage power distributing cabinet and test position signal contact are gone here and there respectively
It is associated in described working position closing circuit and test position closing circuit.
Preferably, described soft start controls equipment and is arranged in described field operation box, and described soft start controls equipment
" ready, permission is closed a floodgate " closes a floodgate interlocking contact by controlling the closing circuit of the cable series connection described field operation box of access
In.
Preferably, described selection switchs as trolley type switch.
Preferably, the closing circuit series connection switch knob a of described field operation box controls to switch on and off.
Preferably, the test position closing circuit series connection switch knob b of described high voltage power distributing cabinet controls to switch on and off.
Use process: high-tension motor in working order time, select switch on-off when long-range operating side, high voltage power distributing cabinet
Working position closing circuit making operation power supply, now controlled " ready, allow close a floodgate " of equipment by soft start and close a floodgate and open
Close the switch knob a with field operation box and carry out the power on/off operation of co-controlling high-tension motor.High-tension motor is in maintenance dimension
When protecting state, select switch on-off when local operation end, the test position closing circuit making operation power supply of high voltage power distributing cabinet, this
Time only controlled the power on/off of high-tension motor by the switch knob b of high voltage power distributing cabinet and operate.
After using technique scheme, it is achieved that techniques below effect:
(1) cost-effective.Only need to connect between high voltage power distributing cabinet and field operation box cable, eliminate high voltage power distributing cabinet and soft open
Cable between dynamic control equipment, field operation box and soft start control equipment and are arranged in same switchgear house, and distance is near, distance
It is reduced to tens meters even tens meters, it is achieved that being greatly reduced of cable laying length.According to average 300 meters of calculating, can save
About about 3000 yuan.
(2) reduce the fault point.Cable length is greatly reduced, quantity reduces, and decreases trouble point.
(3) malfunction elimination difficulty, workload are reduced.Once breaking down, trouble point scope is clear and definite, it is not necessary to multidisciplinary collaborative
Investigation, it is not necessary to maintainer control box at the scene, soft start control to come and go between equipment, high voltage power distributing cabinet to run, get in touch with, examine
Look into, shorten fault handling time.
(4) work of high-tension motor conventional maintenance is flexible, unrestricted.High pressure equipment attendant is in normal assays, inspection
Time, only high voltage power distribution cabinet panel selection switch need to be placed in " local operation ", maintenance work can be carried out.Not by soft start control
Equipment state limits, and saves and intercommunicates link and time.
(5) energy is saved.High-voltage electric machine check, safeguard time, soft start control equipment may be at dead halt shape
State, it is to avoid expend electric energy.
Claims (7)
1. a high-tension motor shutting-brake control method, it is characterised in that: the closing circuit in high voltage power distributing cabinet is divided into parallel connection
Working position closing circuit and test position closing circuit, described working position closing circuit and soft start control the combined floodgate interlocking of equipment
The closing circuit of contact and field operation box connects；When high-tension motor in working order time, by working position closing circuit, soft open
Close a floodgate interlocking contact and the closing circuit co-controlling switching of field operation box of dynamic control equipment, test position closing circuit breaks
Open；When high-tension motor is at trystate, test position closing circuit controlling switching, working position closing circuit disconnects.
2. a high-tension motor shutting-brake control system, uses a kind of high-tension motor shutting-brake control as claimed in claim 1
Method, it is characterised in that: include that high voltage power distributing cabinet, field operation box and soft start control equipment, set in described high voltage power distributing cabinet
Put working position closing circuit and test position closing circuit, described working position closing circuit and test position closing circuit to be opened by selection
Pass is connected in parallel operation power supply, it is possible to realize described working position closing circuit and test position closing circuit is not also turned on；Soft open
The interlocking contact series connection of closing a floodgate of dynamic control equipment accesses the closing circuit of field operation box；The closing circuit of described field operation box
Series connection accesses described working position closing circuit.
A kind of high-tension motor shutting-brake control system the most according to claim 2, it is characterised in that described high voltage power distributing cabinet
Working position signal contact and the test position signal contact of interior chopper are connected on described working position closing circuit and test respectively
In the closing circuit of position.
A kind of high-tension motor shutting-brake control system the most according to claim 2, it is characterised in that described soft start controls
Equipment is arranged in described field operation box, and described soft start controls the combined floodgate interlocking contact of equipment and connects by controlling cable series connection
Enter in the closing circuit of described field operation box.
A kind of high-tension motor shutting-brake control system the most according to claim 2, it is characterised in that described selection switch is
Trolley type switch.
A kind of high-tension motor shutting-brake control system the most according to claim 2, it is characterised in that described field operation box
Closing circuit series connection switch knob a control to switch on and off.
A kind of high-tension motor shutting-brake control system the most according to claim 2, it is characterised in that described high voltage power distributing cabinet
Test position closing circuit series connection switch knob b control to switch on and off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610962102.0A CN106325060B (en) | 2016-11-04 | 2016-11-04 | High-voltage motor closing control method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610962102.0A CN106325060B (en) | 2016-11-04 | 2016-11-04 | High-voltage motor closing control method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106325060A true CN106325060A (en) | 2017-01-11 |
| CN106325060B CN106325060B (en) | 2023-06-20 |
Family
ID=57815911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610962102.0A Active CN106325060B (en) | 2016-11-04 | 2016-11-04 | High-voltage motor closing control method and system |
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| CN (1) | CN106325060B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201039046Y (en) * | 2007-05-17 | 2008-03-19 | 北京合康亿盛科技有限公司 | High-voltage frequency conversion start cabinet |
| GB201321401D0 (en) * | 2013-12-04 | 2014-01-15 | Eaton Ind Netherlands Bv | Automatic reclosing alternating current circuit breaker |
| CN104320039A (en) * | 2014-10-31 | 2015-01-28 | 武汉钢铁(集团)公司 | Drive control method and device of final dusting high-voltage motor of steel mill |
| CN104806507A (en) * | 2015-05-04 | 2015-07-29 | 中国市政工程西北设计研究院有限公司 | Electronic control system of water pump test board with two kinds of high voltage power supplies of 6 kV and 10 kV |
| CN204576122U (en) * | 2015-04-22 | 2015-08-19 | 许继（厦门）智能电力设备股份有限公司 | A kind of intelligent convergence control cabinet of improvement |
| CN105334761A (en) * | 2015-11-27 | 2016-02-17 | 安徽马钢工程技术集团有限公司 | On-off control circuit for 10kV motor |
| CN105897066A (en) * | 2014-12-22 | 2016-08-24 | 李伏书 | New technology enabling high-voltage variable-frequency system to drag cement production line high-temperature fan to continuously operate |
-
2016
- 2016-11-04 CN CN201610962102.0A patent/CN106325060B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201039046Y (en) * | 2007-05-17 | 2008-03-19 | 北京合康亿盛科技有限公司 | High-voltage frequency conversion start cabinet |
| GB201321401D0 (en) * | 2013-12-04 | 2014-01-15 | Eaton Ind Netherlands Bv | Automatic reclosing alternating current circuit breaker |
| CN104320039A (en) * | 2014-10-31 | 2015-01-28 | 武汉钢铁(集团)公司 | Drive control method and device of final dusting high-voltage motor of steel mill |
| CN105897066A (en) * | 2014-12-22 | 2016-08-24 | 李伏书 | New technology enabling high-voltage variable-frequency system to drag cement production line high-temperature fan to continuously operate |
| CN204576122U (en) * | 2015-04-22 | 2015-08-19 | 许继（厦门）智能电力设备股份有限公司 | A kind of intelligent convergence control cabinet of improvement |
| CN104806507A (en) * | 2015-05-04 | 2015-07-29 | 中国市政工程西北设计研究院有限公司 | Electronic control system of water pump test board with two kinds of high voltage power supplies of 6 kV and 10 kV |
| CN105334761A (en) * | 2015-11-27 | 2016-02-17 | 安徽马钢工程技术集团有限公司 | On-off control circuit for 10kV motor |
Non-Patent Citations (1)
| Title |
|---|
| 杨鸿儒;王钊;王新梅;: "液阻软启动装置在水泵机组高压电动机的应用" * |
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| CN106325060B (en) | 2023-06-20 |
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