CN105137168B - A kind of low pressure case dynamic load sealing test system - Google Patents
A kind of low pressure case dynamic load sealing test system Download PDFInfo
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- CN105137168B CN105137168B CN201510539721.4A CN201510539721A CN105137168B CN 105137168 B CN105137168 B CN 105137168B CN 201510539721 A CN201510539721 A CN 201510539721A CN 105137168 B CN105137168 B CN 105137168B
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Abstract
A kind of low pressure case dynamic load sealing test system of the present invention, mainly includes：Low pressure case, dynamic sealing connecting rod, dynamic sealing bearing group, body front end to be measured power transmission cable, body rear end to be measured power transmission cable, generator, electronic load, the communications cable, transmission of electricity ring flange, DC power supply, monitoring computer.The test system solves the problems, such as to test currently for high-altitude propulsion electric machine monistic, and can treat measured motor real output under difficult environmental conditions and carry out Validity Test.Entire test system can not only adjust different test environments, while can monitor in real time and preserve the test data passed back by treating measured motor and electronic load under the management of monitoring computer.Monitoring computer is provided simultaneously with data export function, can export test result and carry out subsequent data processing and analysis, reference is provided for the master-plan and technological improvement of stratospheric airship.
Description
Technical field：
The present invention provides a kind of low pressure case dynamic load sealing test system, belongs to aerospace system environmental testing technology
Field.
Background technology：
With the further expansion in aerospace technology field, the stratosphere flight device used for Aeronautics and Astronautics engaging portion is
It is of greatest concern especially with stratospheric airship in this kind of aircraft as the emphasis of various countries' research.Configure solar array and can
Cycling the stratospheric airship after energy-storage system has that flying height is high, usage time is long, can region is resident, environmental pollution is small etc.
Advantage, available for various fields such as communication relay, early warning, investigation monitoring, high-altitude technical identifications.At present, for stratospheric airship
For, can the component effectively to detect its carrying meet the application requirement under stratosphere environment, it is necessary to real by environmental simulation
Test carry out performance detection.However, in current environmental test system, for the test of high-altitude propulsion electric machine, it is only capable of testing it and changes
Whether can normally start under the conditions of paddle, Validity Test can not be carried out to its real output at ambient conditions, therefore,
The automatic test high-altitude propulsion electric machine power system with modern advanced level is developed to have the research of China's stratospheric airship
There is important meaning.
For this purpose, the present invention proposes a kind of low pressure case dynamic load sealing test system, i.e., by sealing low pressure case
Simulation to stratosphere environment, under the support of corresponding monitoring device, to the real output of high-altitude propulsion electric machine to be measured into
The effective test of row.
The content of the invention：
(1) purpose：It is an object of the invention to provide a kind of low pressure case dynamic load sealing test system, the test systems
By the simulation to stratosphere environment, under the support of corresponding monitoring device, to the reality output work(of high-altitude propulsion electric machine to be measured
Rate is effectively tested, and reference is provided for the master-plan and technological improvement of stratospheric airship.
(2) technical solution：A kind of low pressure case dynamic load sealing test system of the present invention, mainly includes：Low pressure case moves
It is tightly connected bar, dynamic sealing bearing group, body front end to be measured power transmission cable, body rear end to be measured power transmission cable, generator, Electronic Negative
Load, the communications cable, transmission of electricity ring flange, DC power supply, monitoring computer.Wherein, be equipped on low pressure case dynamic sealing bearing group and
Transmission of electricity ring flange, is connected using leakproofness；It treats that measured motor is located in low pressure case, passes through dynamic sealing connecting rod and axis at shaft
It holds group to be connected, sending end is connected with the power transmission cable of mounting flange with the DC power supply outside pneumatic pressure tank, and is ensureing sealing
Under the premise of to treat that measured motor provides electric energy；The mechanical energy for treating measured motor can be converted into electric energy by the external generator of bearing group；Conversion
Electric energy electronic load is passed to by power transmission cable, to test generated actual power；Monitoring computer is located at low pressure
Outside case, by the communications cable, treated while being connected to through ring flange on measured motor, another side is connected on electronic load, is formed back
Road treats the real-time output power of measured motor under various circumstances and is monitored record.
Said program passes through low pressure case, generator, electronic load, DC power supply, monitoring computer and corresponding connector
Collaborative work, the output power of measured motor under various circumstances can be treated and monitored in real time and data acquisition.
The low pressure case, is mainly used for the environmental suitability and reliability test of equipment, and the control of air pressure uses
Demand modeling, within the specific limits, test pressure can arbitrarily be set.
The dynamic sealing connecting rod is mainly used for treating the connection of measured motor and dynamic sealing bearing group, with bearing group
Junction, good seal performance prevent medium leakage in low pressure case.Further, in order to improve measurement accuracy, to reduce as far as possible
The coefficient of friction of junction.
The dynamic sealing bearing group, mainly by transmission shaft, sealing cover, bearing, bearing block, pedestal, vertical set, compression
Lid, vacuum are formed with axle envelope and sealing ring pressing sleeve, it can be achieved that the interior outside environment under rotation condition is relatively isolated.
The body front end to be measured power transmission cable can be divided into inside low pressure case and two parts outside low pressure case, low gas
Case interior section power transmission cable one end is pressed with treating that measured motor is connected, one end on the inside of the low pressure case for ring flange of transmitting electricity with being connected；It is low
Power transmission cable one end of pneumatic pressure tank exterior section on the outside of the low pressure case for ring flange of transmitting electricity with being connected, one end and DC power supply phase
Even, on the premise of leakproofness is ensured, the repair and replacement of power transmission cable are facilitated.
The body rear end to be measured power transmission cable is mainly used for connecting generator and electronic load.
The generator is mainly used for treat that mechanical energy is converted into electric energy caused by measured motor.
The electronic load is mainly used for testing generator generated actual power in the case where treating measured motor driving.
The communications cable, the communication cable including treating the communication cable of measured motor, electronic load, with monitoring computer phase
Even, wherein, treat that the communication cable of measured motor will be outer by being guided to inside low pressure case by the corresponding wire connection terminal of ring flange of transmitting electricity
Portion.
The transmission of electricity ring flange is mainly used for disposing wire connection terminal, under conditions of ensureing to seal, inside low pressure case
Treat measured motor and outside monitoring computer be connected with DC power supply.
The DC power supply can treat that measured motor provides electric energy by power transmission cable in low pressure case.
The monitoring computer is adjusted available for set test environment is carried out to low pressure case, while can in real time monitored simultaneously
The test data passed back by treating measured motor and electronic load is preserved, environmental condition is convenient for and treats measured motor real output
Test.
It should be noted that in order to improve the accuracy of entire test system, unnecessary energy is reduced as far as possible
Consumption, therefore bearing power loss caused by bearing friction is preferably minimized and reduces the electric energy loss of power transmission cable.
A kind of low pressure case dynamic load sealing test system of the present invention, groundwork flow are as follows：
1. according to set connection figure, on the premise of entire test system sealing is ensured, will be treated in low pressure case
Measured motor and its connection of corresponding test accessories fix, and form circuit with monitoring computer and electronic load；
2. closing low pressure case, and environment in case is adjusted to set requirement using monitoring computer；
3. opening DC power supply and electronic load, test whole system is in electrical energy transportation and data transmission with the presence or absence of different
Often；
4. under conditions of whole system is working properly, the Data acquisition and storage program of monitoring computer is opened, is protected in real time
Deposit the data generated in test process；
5. being completed according to set requirement after the test job of measured motor, the data preserved in monitoring computer are exported
Output power of the measured motor under test environment conditions is treated in processing, accounting, is the master-plan and technological improvement of stratospheric airship
Reference is provided；
(3) advantage and effect：A kind of low pressure case dynamic load sealing test system of the present invention, solves currently for high-altitude
Propulsion electric machine tests monistic problem, and can treat the real output of measured motor under difficult environmental conditions and carry out effectively
Test.Entire test system can not only adjust different test environments, while can monitor in real time under the management of monitoring computer
And preserve the test data passed back by treating measured motor and electronic load.Monitoring computer is provided simultaneously with data export function, can incite somebody to action
Test result exports and carries out subsequent data processing and analysis, and ginseng is provided for the master-plan and technological improvement of stratospheric airship
It examines.
Description of the drawings：
Fig. 1 is a kind of low pressure case dynamic load sealing test system structure diagram of the present invention；
Fig. 2 is a kind of realization procedure chart of low pressure case dynamic load sealing test system；
Figure label is described as follows：
1. treat measured motor, 2. dynamic sealing connecting rods,
3. dynamic sealing bearing group, 4. generators,
5. body rear end to be measured power transmission cable, 6. electronic loads,
7. low pressure case, 8. body front end to be measured power transmission cables,
9. DC power supply, 10. transmission of electricity ring flanges,
11. the communications cable, 12. monitoring computers.
Specific embodiment：
It is further described with reference to Fig. 1, a kind of low pressure case of 2 couples of present invention with dynamic load sealing test system：
A kind of low pressure case dynamic load sealing test system of the present invention, as shown in Figure 1, mainly including：It treats measured motor 1, moves
Sealed connection bar 2, dynamic sealing bearing group 3, generator 4, body rear end to be measured power transmission cable 5, electronic load 6, low pressure case 7 are treated
Survey body front end power transmission cable 8, DC power supply 9, ring flange 10 of transmitting electricity, the communications cable 11, monitoring computer 12.
Dynamic sealing bearing group 3 and transmission of electricity ring flange 10 on low pressure case 7 are installed, connected using leakproofness.
It treats that measured motor 1 is located in low pressure case 7, is connected at shaft by dynamic sealing connecting rod 2 with bearing group 3, sending end
It is connected with the power transmission cable 8 of mounting flange 10 with the DC power supply 9 outside pneumatic pressure tank, and is to be measured on the premise of ensureing to seal
Motor 1 provides electric energy.
3 external generator 4 of bearing group, can be converted into electric energy by the mechanical energy for treating measured motor 1.
The electric energy of conversion passes to electronic load 6 by power transmission cable 5, to test generated actual power.
Monitoring computer 12 is located at outside low pressure case 7, and by the communications cable 11, measured motor is treated while being connected to through ring flange 10
On 1, another side is connected on electronic load 6, forming circuit, treat the real-time output power of measured motor 1 under various circumstances into
Row monitoring record.
A kind of low pressure case dynamic load sealing test system of the present invention, groundwork flow are as follows：
1. according to set connection figure, on the premise of entire test system sealing is ensured, will be treated in low pressure case
Measured motor and its connection of corresponding test accessories fix, and form circuit with monitoring computer and electronic load；
2. closing low pressure case, and environment in case is adjusted to set requirement using monitoring computer；
3. opening DC power supply and electronic load, test whole system is in electrical energy transportation and data transmission with the presence or absence of different
Often；
4. under conditions of whole system is working properly, the Data acquisition and storage program of monitoring computer is opened, is protected in real time
Deposit the data generated in test process；
5. being completed according to set requirement after the test job of measured motor, the data preserved in monitoring computer are exported
Output power of the measured motor under test environment conditions is treated in processing, accounting, is the master-plan and technological improvement of stratospheric airship
Reference is provided.
It should be pointed out that this example only listing property illustrates the application process of the present invention, and is not intended to limit the present invention.It is any ripe
Such personnel using technology are known, can be modified without departing from the spirit and scope of the present invention to above-described embodiment.Cause
This, the scope of the present invention should be as listed by claims.
Claims (2)
1. a kind of low pressure case dynamic load sealing test system, it is characterised in that：
Mainly include：Low pressure case and dynamic sealing connecting rod and dynamic sealing bearing group and body front end to be measured power transmission cable and body to be measured
Rear end power transmission cable and generator and electronic load and the communications cable and transmission of electricity ring flange and DC power supply and monitoring computer,
In, dynamic sealing bearing group and transmission of electricity ring flange on low pressure case are installed, connected using leakproofness；Treat that measured motor is located at low gas
It presses in case, is connected at shaft by dynamic sealing connecting rod with bearing group, sending end is transmitted electricity with the body front end to be measured of mounting flange
Cable is connected with the DC power supply outside pneumatic pressure tank, and to treat that measured motor provides electric energy on the premise of ensureing to seal；Outside bearing group
The mechanical energy for treating measured motor can be converted into electric energy by sending and receiving motor；The electric energy of conversion is transferred by body rear end to be measured power transmission cable
Electron loads, to test generated actual power；Monitoring computer is located at outside low pressure case, passes through the communications cable, one side
It is connected to and is treated on measured motor through ring flange, another side is connected on electronic load, and forming circuit treats measured motor in varying environment
Under real-time output power be monitored record.
2. a kind of test method of low pressure case dynamic load sealing test system as described in claim 1, it is characterised in that：Its
Groundwork flow is as follows：
(1) according to set connection figure, on the premise of entire test system sealing is ensured, by electricity to be measured in low pressure case
Machine and its connection of corresponding test accessories fix, and form circuit with monitoring computer and electronic load；
(2) low pressure case is closed, and is adjusted environment in case to set requirement using monitoring computer；
(3) DC power supply and electronic load are opened, test whole system is in electrical energy transportation and data transmission with the presence or absence of abnormal；
(4) under conditions of whole system is working properly, the Data acquisition and storage program of monitoring computer is opened, preserves survey in real time
Try the data generated in the process；
(5) completed according to set requirement after the test job of measured motor, at the data export preserved in monitoring computer
Output power of the measured motor under test environment conditions is treated in reason, accounting, is carried for the master-plan of stratospheric airship with technological improvement
For reference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510539721.4A CN105137168B (en) | 2015-08-29 | 2015-08-29 | A kind of low pressure case dynamic load sealing test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510539721.4A CN105137168B (en) | 2015-08-29 | 2015-08-29 | A kind of low pressure case dynamic load sealing test system |
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| CN105137168A CN105137168A (en) | 2015-12-09 |
| CN105137168B true CN105137168B (en) | 2018-06-01 |
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| CN201510539721.4A Active CN105137168B (en) | 2015-08-29 | 2015-08-29 | A kind of low pressure case dynamic load sealing test system |
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Families Citing this family (1)
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| CN108254686B (en) * | 2017-12-27 | 2020-06-23 | 中国船舶重工集团公司第七一0研究所 | UUV propulsion motor reliability laboratory test method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4335619A (en) * | 1980-03-05 | 1982-06-22 | Westinghouse Electric Corp. | Motor load test apparatus |
| CN101408588A (en) * | 2008-11-26 | 2009-04-15 | 北京理工大学 | Automatic test system of electric automobile motor drive system performance |
| CN101603997A (en) * | 2009-07-03 | 2009-12-16 | 哈尔滨工业大学 | Testing parameters of synchronous motor and realize the device of this method |
| CN101975923A (en) * | 2010-08-24 | 2011-02-16 | 上海奥波电子有限公司 | System for testing loading performance of motor |
| CN102928779A (en) * | 2012-10-24 | 2013-02-13 | 贵州航天林泉电机有限公司 | Method and device for testing mechanical property of motor |
-
2015
- 2015-08-29 CN CN201510539721.4A patent/CN105137168B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4335619A (en) * | 1980-03-05 | 1982-06-22 | Westinghouse Electric Corp. | Motor load test apparatus |
| CN101408588A (en) * | 2008-11-26 | 2009-04-15 | 北京理工大学 | Automatic test system of electric automobile motor drive system performance |
| CN101603997A (en) * | 2009-07-03 | 2009-12-16 | 哈尔滨工业大学 | Testing parameters of synchronous motor and realize the device of this method |
| CN101975923A (en) * | 2010-08-24 | 2011-02-16 | 上海奥波电子有限公司 | System for testing loading performance of motor |
| CN102928779A (en) * | 2012-10-24 | 2013-02-13 | 贵州航天林泉电机有限公司 | Method and device for testing mechanical property of motor |
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| CN105137168A (en) | 2015-12-09 |
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