CN110207977A - A kind of test method of the storage transmission system for disc spring hydraulic mechanism - Google Patents
A kind of test method of the storage transmission system for disc spring hydraulic mechanism Download PDFInfo
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- CN110207977A CN110207977A CN201910304910.1A CN201910304910A CN110207977A CN 110207977 A CN110207977 A CN 110207977A CN 201910304910 A CN201910304910 A CN 201910304910A CN 110207977 A CN110207977 A CN 110207977A
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- Prior art keywords
- transmission system
- storage transmission
- torque
- disc spring
- hydraulic mechanism
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/855—Testing of fluid pressure systems
Abstract
The present invention relates to a kind of test methods of storage transmission system for disc spring hydraulic mechanism, by utilizing motor simulation oil pump, disc spring hydraulic mechanism and breaker are formed by load, instead of during the test using actual oil pump, disc spring hydraulic mechanism, the load of the compositions such as breaker, reduce the preparatory period of test early period, and avoid the case where disc spring hydraulic mechanism and breaker are scrapped into processing after the completion of test, to solve the problems, such as that existing storage transmission system improves that test need to assemble whole disc spring hydraulic mechanism and breaker leads to that test period is longer and testing cost is higher.In addition, to save space, reducing the occupied area of test equipment due to being not provided with the actual loadings such as oil pump and breaker in test.
Description
Technical field
The present invention relates to disc spring hydraulic mechanism experimental rig technical fields, and in particular to a kind of for disc spring hydraulic mechanism
The test method of storage transmission system.
Background technique
Disc spring hydraulic mechanism has compact-sized, and the high feature of modularization, seriation degree may act on breaker, executes
The divide-shut brake of breaker controls.Disc spring hydraulic mechanism includes storage transmission system, and storage transmission system is by storage transmission system sheet
The motor of body inputs, and through bevel-gear sett deceleration transmission, drives eccentric shaft turns, so that oil pump is driven to suppress operation, oil pump
Operation is suppressed, system pressure is risen to and requires pressure.After storage transmission system improves, need to test it,
Test, original test need to assemble whole disc spring hydraulic mechanism, and configure breaker and carry out 10,000 mechanical endurance tests, tradition
Storage transmission system test method specifically: storage transmission system match disc spring hydraulic mechanism, breaker, then carry out " point
Lock operation --- stop 90s --- closing operation --- stopping 90s --- sub-switching operation ", circulate operation 7500 times；" reclosing behaviour
Make --- stop 180s --- closing operation --- stopping 180s --- reclosing operation ", circulate operation 1250 times.Mechanism divide-shut brake behaviour
After work, system pressure value decline, storage transmission system is actuated for suppressing, after arriving rated pressure, high oil pressure or low oil pressure, storage
It can transmission system stopping.After the completion of test, disc spring hydraulic mechanism and breaker scrap processing, and testing cost is high, and occupied ground is big；
Disc spring hydraulic mechanism and breaker preparatory period are long, cause test period long.
Summary of the invention
The purpose of the present invention is to provide a kind of test methods of storage transmission system for disc spring hydraulic mechanism, are used for
Solve existing storage transmission system improve test need to assemble whole disc spring hydraulic mechanism and breaker cause test period longer and
The higher problem of testing cost.
In order to solve the above technical problems, the technical solution of the present invention is as follows:
The present invention provides a kind of test methods of storage transmission system for disc spring hydraulic mechanism, and steps are as follows:
1) a motor is connected in the output end of storage transmission system to be tested, motor is hydraulic for simulates oil pump, disc spring
Mechanism and breaker are formed by load；
2) suppress storage transmission system to be measured after separating brake, combined floodgate, reclosing operation, according to required system
Pressure change obtains required output torque curve, and the motor according to the output torque curve controlled generates corresponding bear
Carry torque.
Beneficial effects of the present invention:
By being formed by load using motor simulation oil pump, disc spring hydraulic mechanism and breaker, instead of testing
Using the load of the compositions such as actual oil pump, disc spring hydraulic mechanism, breaker in journey, reduce the preparatory period of test early period,
And the case where disc spring hydraulic mechanism and breaker are scrapped into processing after the completion of test is avoided, to solve existing energy storage
Transmission system improves that test need to assemble whole disc spring hydraulic mechanism and breaker leads to that test period is longer and testing cost is higher
The problem of.In addition, due to being not provided with the actual loadings such as oil pump, disc spring hydraulic mechanism and breaker in test, to save
Space reduces the occupied area of test equipment.
Further, the first circulation operation at least once that the storage transmission system to be measured executes, described first follows
Ring operation includes: to suppress and suppress after closing a floodgate after separating brake；After separating brake in suppressed time, at the beginning of the torque from first for controlling the motor
Beginning torque rises to the first termination torque, and after combined floodgate in suppressed time, the torque for controlling the motor rises to from the second initial torque
First terminates torque.
Further, the second circulation operation at least once that the storage transmission system to be measured executes, described second follows
Ring operation includes: to suppress and suppress after closing a floodgate after reclosing；After reclosing in suppressed time, the torque of the motor is controlled from
Three initial torques rise to the second termination torque, after combined floodgate in suppressed time, control the torque of the motor from the 4th initial torque
Rise to the second termination torque.
Further, the motor and storage transmission system to be measured are connected by shaft coupling.
Further, the shaft of one end connection motor of the shaft coupling, the other end of the shaft coupling for connect to
Survey the eccentric shaft of storage transmission system.
Further, the motor is servo motor.
Detailed description of the invention
Fig. 1 is storage transmission system and experiment simulator schematic diagram of the invention；
Appended drawing reference: 1- electrical control cabinet, 2- servo motor, 3- shaft coupling, 4- storage transmission system, 5- chassis.
Specific embodiment
To keep the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, to the present invention
It is described in further detail.
Installation practice:
The present invention provides a kind of test device of storage transmission system for disc spring hydraulic mechanism, as shown in Figure 1, including
Electrical control cabinet 1 and servo motor 2, servo motor 2 are linked together by shaft coupling 3 with storage transmission system 4 to be measured, are joined
The shaft of one end connection servo motor 2 of axis device 3, the other end of shaft coupling 3 is for connecting the inclined of storage transmission system 4 to be measured
Mandrel.
Electrical control cabinet 1, servo motor 2, storage transmission system 4 are each attached on chassis 5.Wherein electrical control cabinet 1 wraps
Include PLC, touch screen and power module.PLC is used to control the method for operation of servo motor 2, i.e., carries out to storage transmission system 4
Control；Touch screen is for selecting control mode, control experiment start and stop and adjusting parameter.It is additionally provided in electrical control cabinet 1 molten
Disconnected device when storage transmission system 4 is not able to satisfy requirement of experiment, such as when motor burning, automaticallys cut off the power, stops experiment, have
Conducive to preventing accident.
Servo motor 2 is formed by load for simulates oil pump, disc spring hydraulic mechanism and breaker, passes energy storage to be measured
When being suppressed after the dynamic progress of system 4 separating brake, combined floodgate, reclosing operation, obtained according to required system pressure corresponding defeated
Torque curve out, and corresponding load torque is generated according to the output torque curve controlled servo motor 2.Wherein servo motor 2
Moment of torsion control process embodiment of the method below in be described in detail.
Embodiment of the method one:
The present invention provides a kind of test method of storage transmission system for disc spring hydraulic mechanism, principle is to pass through
Be formed by load using motor simulation oil pump, disc spring hydraulic mechanism and breaker, make storage transmission system to be measured carry out separating brake,
When closing a floodgate, being suppressed after reclosing operation, the motor is controlled according to required system pressure and generates corresponding torque.
When test method is embodied, contrived experiment simulator first；Realize the device, that is, Installation practice of this method
In the storage transmission system for disc spring hydraulic mechanism test device.
According to mechanism model, after calculating or detecting disc spring hydraulic mechanism separating brake, combined floodgate, reclosing operation, system pressure becomes
Change value and storage transmission system suppressed time.In test process, storage transmission system 4 to be measured is at least once tested,
That is divide-shut brake test (first circulation operation).
The divide-shut brake test that storage transmission system 4 to be measured executes include: suppress after separating brake, stop, closing a floodgate after suppress and
Stop；After separating brake in suppressed time, the load torque of PLC control servo motor 2 rises to the first termination from the first initial torque and turns round
Square, after combined floodgate in suppressed time, the load torque of PLC control servo motor 2 rises to the first termination torque from the second initial torque.
Specifically, after disc spring hydraulic mechanism carries out sub-switching operation, storage transmission system operation drives oil pump, makes disc spring liquid
The pressure of press mechanism rises to the first termination pressure value from the first setup pressure value in suppressed time, corresponding to simulate energy storage biography
The 2 output loading torque of servo motor of dynamic system load rises to the first termination from the first setting torque value (the first initial torque)
Torque value, the corresponding torque value of each pressure value in uphill process, the corresponding first setting torque of such as the first setup pressure value
Value.After the completion of suppressing, storage transmission system, servo motor are stopped operation.
After disc spring hydraulic mechanism carries out closing operation, storage transmission system operation drives oil pump, makes disc spring hydraulic mechanism
Pressure rises to the first termination pressure value from the second setup pressure value in suppressed time, and corresponding storage transmission system of simulating is born
The 2 output loading torque of servo motor of load rises to the first termination torque value from the second setting torque value (the second initial torque),
Each pressure value corresponds to a torque value, the corresponding second setting torque value of such as the second setup pressure value in uphill process.It suppresses
After the completion, storage transmission system, servo motor stop operation.
When " sub-switching operation-stopping 90s-closing operation-stopping 90s-sub-switching operation " is run, storage transmission system 4
Oil pump is driven to suppress, analog is that storage transmission system 4 drives servo motor 2 to move, and servo motor 2 is provided according to 1 parameter of table
The resistance of motion.
As shown in table 1, it is the operating parameter of a certain model disc spring hydraulic mechanism:
Table 1
After the completion of sub-switching operation, storage transmission system 4 is suppressed, need in 20s, overcome servo motor 2 by 12.76N.M
The loading moment of 13.5N.M is risen to, rises to 53.1MPa to complete hydraulic system pressure from 50.21MPa.Sub-switching operation and
The interval time of closing operation is 90s, energy storage time 20s, is left 70s, 4 stop motion of storage transmission system.
After the completion of closing operation, storage transmission system 4 is suppressed, need in 10s, overcome servo motor 2 by 13.31N.M
The loading moment of 13.5N.M is risen to, rises to 53.1MPa to complete hydraulic system pressure from 52.37MPa.Sub-switching operation and
The interval time of closing operation is 90s, energy storage time 10s, is left 80s, 4 stop motion of storage transmission system.
Wherein, the first termination torque, the first initial torque, the second initial torque respectively correspond 13.5N.M, 12.76N.M,
13.31N.M.First setting time is 20s, the second setting time is 70s, third setting time is 10s, the 4th setting time is
80s。
Suppressed time after storage transmission system separating brake, combined floodgate, dwell time, with specific reference to the type of storage transmission system to be measured
Number i.e. relevant parameter determine.
Embodiment of the method two:
When test method is embodied, contrived experiment simulator first；Realize the device, that is, Installation practice of this method
In the storage transmission system for disc spring hydraulic mechanism test device.
According to mechanism model, after calculating or detecting disc spring hydraulic mechanism separating brake, combined floodgate, reclosing operation, system pressure becomes
Change value and storage transmission system suppressed time.In test process, storage transmission system 4 is at least once tested, that is, is overlapped
Lock tests (second circulation operation).
The reclosing that storage transmission system 4 to be measured executes include: suppress after reclosing, stop, closing a floodgate after suppress and stop
Only；After reclosing in suppressed time, the torque of PLC control servo motor 2 rises to the second termination torque from third initial torque, closes
After lock in suppressed time, the torque of PLC control servo motor 2 rises to the second termination torque from the 4th initial torque.
Specifically, after disc spring hydraulic mechanism carries out reclosing operation, storage transmission system operation drives oil pump, makes disc spring
The pressure of hydraulic mechanism rises to the second termination pressure value from third setup pressure value in suppressed time, simulates energy storage accordingly
The 2 output loading torque of servo motor of transmission system load rises to second eventually from third setting torque value (third initial torque)
Only torque value, the corresponding torque value of each pressure value in uphill process, as third setup pressure value correspond to third setting torsion
Square value.After the completion of suppressing, storage transmission system, servo motor are stopped operation.
After disc spring hydraulic mechanism carries out closing operation, storage transmission system operation drives oil pump, makes disc spring hydraulic mechanism
Pressure rises to the second termination pressure value from the 4th setup pressure value in suppressed time, and corresponding storage transmission system of simulating is born
The 2 output loading torque of servo motor of load rises to the second termination torque value from the 4th setting torque value (the 4th initial torque),
Each pressure value corresponds to a torque value, the corresponding 4th setting torque value of such as the 4th setup pressure value in uphill process.It suppresses
After the completion, storage transmission system, servo motor stop operation.
When " reclosing operation --- stop 180s --- closing operation --- stopping 180s --- reclosing operation " operation, energy storage
Transmission system 4 is suppressed, and analog is that storage transmission system 4 drives servo motor 2 to move, and servo motor 2 is provided according to 2 parameter of table
The resistance of motion.
As shown in table 2, it is the operating parameter of a certain model disc spring hydraulic mechanism:
Table 2
After the completion of reclosing operation, storage transmission system 4 is suppressed, need in 55s, overcome servo motor 2 by
10.43N.M rises to the loading moment of 13.5N.M, rises to 53.1MPa to complete hydraulic system pressure from 41.05MPa.Weight
The interval time of closing operation and closing operation is 180s, energy storage time 55s, is left 125s, and storage transmission system 4 stops fortune
It is dynamic.
After the completion of closing operation, storage transmission system 4 is suppressed, need in 10s, overcome servo motor 2 by 13.31N.M
The loading moment of 13.5N.M is risen to, rises to 53.1MPa to complete hydraulic system pressure from 52.37MPa.Closing operation and
The interval time of reclosing operation is 180s, energy storage time 10s, is left 170s, 4 stop motion of storage transmission system.
Wherein, the second termination torque, third initial torque, the 4th initial torque respectively correspond 13.5N.M, 10.43N.M,
13.31N.M.5th setting time is 55s, the 6th setting time is 125s, the 7th setting time is 10s, the 8th setting time
For 170s.
Suppressed time after storage transmission system reclosing, combined floodgate, dwell time, with specific reference to storage transmission system to be measured
Model, that is, relevant parameter determines.
Method provided by the invention can shorten the test period to reduce the test cost, improve test safety；It avoids
The case where disc spring hydraulic mechanism and breaker are scrapped processing after the completion of test is improved to solve existing storage transmission system
Test need to assemble whole disc spring hydraulic mechanism and breaker leads to that test period is longer and the higher problem of testing cost.In addition,
Due to being not provided with the actual loadings such as oil pump and breaker in test, to save space, the land occupation of test equipment is reduced
Area.
Claims (6)
1. a kind of test method of the storage transmission system for disc spring hydraulic mechanism, which is characterized in that steps are as follows:
1) a motor is connected in the output end of storage transmission system to be tested, motor is used for simulates oil pump, disc spring hydraulic mechanism
Load is formed by with breaker；
2) suppress storage transmission system to be measured after separating brake, combined floodgate, reclosing operation, according to required system pressure
Variation obtains required output torque curve, and the motor according to the output torque curve controlled generates corresponding load and turns round
Square.
2. the test method of the storage transmission system according to claim 1 for disc spring hydraulic mechanism, which is characterized in that
The first circulation operation at least once that the storage transmission system to be measured executes, after the first circulation operation includes: separating brake
It suppresses and is suppressed after closing a floodgate；After separating brake in suppressed time, the torque for controlling the motor rises to first eventually from the first initial torque
Twist-stop square, after combined floodgate in suppressed time, the torque for controlling the motor rises to the first termination torque from the second initial torque.
3. the test method of the storage transmission system according to claim 2 for disc spring hydraulic mechanism, which is characterized in that
The second circulation operation at least once that the storage transmission system to be measured executes, the second circulation operation includes: reclosing
After suppress and suppressed after closing a floodgate；After reclosing in suppressed time, the torque for controlling the motor rises to from third initial torque
Two terminate torque, and after combined floodgate in suppressed time, the torque for controlling the motor rises to the second termination torque from the 4th initial torque.
4. the test method of the storage transmission system according to claim 1-3 for disc spring hydraulic mechanism,
It is characterized in that, the motor and storage transmission system to be measured is connected by shaft coupling.
5. the test method of the storage transmission system according to claim 4 for disc spring hydraulic mechanism, which is characterized in that
The shaft of one end connection motor of the shaft coupling, the other end of the shaft coupling is for connecting the inclined of storage transmission system to be measured
Mandrel.
6. the test method of the storage transmission system according to claim 4 for disc spring hydraulic mechanism, which is characterized in that
The motor is servo motor.
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| CN201910304910.1A CN110207977B (en) | 2019-04-16 | 2019-04-16 | Testing method for energy storage transmission system of disc spring hydraulic mechanism |
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Cited By (2)
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| CN112431821A (en) * | 2020-11-11 | 2021-03-02 | 中国南方电网有限责任公司超高压输电公司昆明局 | Early warning device for hydraulic disc spring mechanism of high-voltage circuit breaker |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110836749B (en) * | 2019-11-28 | 2021-01-15 | 西安交通大学 | Remote monitoring system for leakage state of hydraulic operating mechanism |
| CN112431821A (en) * | 2020-11-11 | 2021-03-02 | 中国南方电网有限责任公司超高压输电公司昆明局 | Early warning device for hydraulic disc spring mechanism of high-voltage circuit breaker |
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| Publication number | Publication date |
|---|---|
| CN110207977B (en) | 2021-06-18 |
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