CN104297603A - Three-motor-combined frequency converter full-load aging test device - Google Patents
Three-motor-combined frequency converter full-load aging test device Download PDFInfo
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- CN104297603A CN104297603A CN201410598192.0A CN201410598192A CN104297603A CN 104297603 A CN104297603 A CN 104297603A CN 201410598192 A CN201410598192 A CN 201410598192A CN 104297603 A CN104297603 A CN 104297603A
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Abstract
The invention discloses a three-motor-combined frequency converter full-load aging test device. The three-motor-combined frequency converter full-load aging test device comprises an incoming wire breaker, an energy feedback unit, an industrial computer, tested frequency converters, first tested motors, second tested motors, test-accompanying electric generators and test-accompanying frequency converters. The incoming wire breaker is electrically connected with a mains supply. The incoming wire breaker is electrically connected with the tested frequency converters and the energy feedback unit respectively. The tested frequency converters are electrically connected with the corresponding first tested motors and the corresponding second tested motors respectively. The first tested motors and the second tested motors are connected in the axial direction. The second tested motors are connected with the test-accompanying electric generators in the axial direction. The test-accompanying electric generators are electrically connected with the test-accompanying frequency converters. The test-accompanying frequency converters are electrically connected with the energy feedback unit. The tested frequency converters and the test-accompanying frequency converters are electrically connected with the industrial computer. Since the three-motor-combined frequency converter full-load aging test device is equipped with the motors in different combinations, the three-motor-combined frequency converter full-load aging test device can be used for testing frequency converters at various power sections, thereby saving cost; the device conducts feedback to a power grid through the energy feedback unit, thereby lowering energy consumption.
Description
Technical field
The present invention relates to a kind of frequency converter aging testing apparatus, be specifically related to a kind of three motors that can carry out multistation test and aging testing apparatus is fully loaded with to the frequency converter tied up.
Background technology
State Council reviewed and passed equipment manufacture adjustment in principle and revitalizes planning on February 4th, 2009.Premier Wen Jiabao also proposes specially in the government work report, implement the domestic support engineering of independent research Grand Equipments and system of government perchasing, put forth effort to develop the required equipment of great set of equipments, high tech equipment and hi-tech industry, improve equipment manufacture integrated innovation and production domesticization level.China is built up equipment manufacturing important in the world and supply base by the strategies and plans that " 12 " country has formulated systematic development equipment manufacture.
2011 annual low voltage frequency converter market scales reach 53,600,000,000, increase by 21.6% on a year-on-year basis, and 2012 annual high voltage converter market scales reach 24,800,000,000, increase by 45% on a year-on-year basis, industrial upgrading, the policy implication favourable such as energy-saving and emission-reduction, estimate next three years, Chinese frequency converter markets will break through hundred billion.
China medium-high voltage frequency converter market has wide development space, and along with the expansion in market and the variation of user side demand, the function of domestic frequency converter product is constantly being improved and increasing, integrated level and systematization more and more higher.There is not the growth of the explosion type continued in whole high voltage converter market, but China's frequency converter brand has covered nearly all field, and international top-brand has superiority of effectiveness relatively.
Current most domestic frequency converter vendor product test is tested substantially by hand, testing apparatus disunity, and the test duration is long, and coverage rate is lower, there is test leakage, and test data cannot be connected with production management system, is unfavorable for the entirety manufacture upgrading of enterprise.Have fraction manufacturer to employ automatic test, but also substantially all do not reach and test at full capacity, and most of test mode is frequency converter drives motor, consume with Motor flywheel the electric energy that motor rotation produces, waste resource.Other possesses the manufacturer in oneself laboratory, has started to employ the test platform of motor to the form of tying up in laboratory, tests the performance of the product improving oneself.But what they used is all two motors are to the mode of tying up, the product of the corresponding a kind of power of platform, has certain limitation, wants to realize aborning more difficult.
Summary of the invention
For solving the problems of the technologies described above, we have proposed a kind of three motors and aging testing apparatus is fully loaded with to the frequency converter tied up, its object: make up the defect cannot tested at full capacity in frequency converter production test,, help frequency converter manufacturing enterprise to improve the outgoing quality of frequency converter, realize platform multiple station test and cover multiple power section, production line is moved towards from laboratory, make use of energy feedback unit simultaneously, the electric energy feedback electrical network produced in test process can be made, economize energy.
For achieving the above object, technical scheme of the present invention is as follows:
Three motors are fully loaded with an aging testing apparatus to the frequency converter tied up, comprise lead-in circuit breaker, energy feedback unit, industrial computer, tested frequency converter, first by measured motor, second by measured motor, accompany and survey generator and accompany survey frequency converter;
Lead-in circuit breaker is electrically connected with civil power, lead-in circuit breaker is electrically connected with tested frequency converter and energy feedback unit respectively, described tested frequency converter is electrically connected by measured motor by measured motor and second with first respectively, first by measured motor with the second tested motor shaft to being connected, second is surveyed generator shaft to being connected by measured motor with accompanying;
Accompany and survey generator with accompanying and survey frequency converter and be electrically connected;
Survey frequency converter is accompanied to be electrically connected with energy feedback unit;
Tested frequency converter and accompany survey frequency converter be electrically connected with industrial computer respectively.
Preferably, tested frequency converter, first by measured motor, second by measured motor, accompany measured motor and accompany that to survey the quantity of frequency converter equal, the quantity of tested frequency converter is at least one.
Preferably, first is equaled to accompany the power surveying generator by the power sum of measured motor by the power of measured motor and second.
Pass through technique scheme, three motors that the present invention announces are fully loaded with aging testing apparatus to the frequency converter tied up, by being equipped with the motor of various combination, form multiple station, test first by measured motor, second by measured motor and first by measured motor and second by the frequency converter of the power section grade of the power sum of measured motor; Make frequency converter reach peak power long time running, improve full load that test in the past do not reach and to run and can not the drawback of long time loading; Make use of energy feedback unit, define the feedback to electrical network, decrease the use of civil power, reduce energy consumption; Therefore object aging before meeting product export by the full-load run of certain hour, the screening rate of defective products is improved greatly, thus improves the stability of product.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of three motors disclosed in this invention are fully loaded with aging testing apparatus structural representation to the frequency converter tied up.
Numeral and the corresponding component title represented by letter in figure:
1. the tested frequency converter 5. first of lead-in circuit breaker 2. energy feedback unit 3. industrial computer 4. is accompanied survey generator 8. to accompany survey frequency converter by measured motor 6. second by measured motor 7..
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Below in conjunction with schematic diagram, the specific embodiment of the present invention is described in further detail.
As shown in Figure 1, three motors are fully loaded with an aging testing apparatus to the frequency converter tied up, comprise lead-in circuit breaker 1, energy feedback unit 2, industrial computer 3, tested frequency converter 4, first by measured motor 5, second by measured motor 6, accompany survey generator 7 and accompany survey frequency converter 8.
Lead-in circuit breaker 1 is electrically connected with civil power, and lead-in circuit breaker 1 accesses civil power, is fully loaded with aging testing apparatus to after voltage stabilizing this three motor powers to the frequency converter tied up.
Lead-in circuit breaker 1 is electrically connected with tested frequency converter 4 and energy feedback unit 2 respectively, described tested frequency converter 4 is electrically connected by measured motor 6 by measured motor 5 and second with first respectively, wherein tested frequency converter 4 and first is provided with the first motor operated switch by between measured motor 5, tested frequency converter 4 and second is provided with the second motor operated switch by between measured motor 6, first motor operated switch and the second motor operated switch are all electrically connected with industrial computer 3, the loading level of industrial computer 3 needed for tested frequency converter 4 controls the switch motion of the first motor operated switch and the second motor operated switch, tested frequency converter 4 can be electrically connected by measured motor 6 by measured motor 5 and second with first simultaneously, also can be electrically connected by measured motor 6 by measured motor 5 and second with first.
First is axially connected by measured motor 6 with second by measured motor 5, second is surveyed generator 7 by measured motor 6 and is axially connected with accompanying, first is identical by the function of measured motor 6 with second by measured motor 5, first is test tested frequency converter 4 by measured motor 5 and second by the effect that measured motor 6 is main, forms multiple test station and multiple power section.
Described accompanying is surveyed generator 7 with accompanying and is surveyed frequency converter 8 and be electrically connected; Accompanying survey frequency converter 8 to drag accompanies measured motor 7 to run, and accompany and survey frequency converter 8 and accompany the major function surveying generator 7 to be manufacture load to tested frequency converter 4, and generating flows to energy feedback unit 2.
Accompany survey frequency converter 8 to be electrically connected with energy feedback unit 2, the voltage transitions of the DC bus end of accompanying survey frequency converter 8 is alternating voltage by energy feedback unit 2, feeds back to lead-in circuit breaker 1, is fully loaded with aging testing apparatus to this three motor powers to the frequency converter tied up.
Tested frequency converter 4 and accompany and survey frequency converter 8 and be electrically connected with industrial computer 3 respectively, industrial computer 3 is for controlling and detecting tested frequency converter 4 and accompany the ruuning situation surveying frequency converter 8.
This three motor is fully loaded with the course of work of aging testing apparatus to the frequency converter tied up: access civil power by lead-in circuit breaker 1, power to tested frequency converter 4 and energy feedback unit 2, in test process, the running frequency of given tested frequency converter 4, first is driven to be operated by measured motor 6 by measured motor 5 and second, regulate the torque of accompanying and surveying frequency converter 8, and make to accompany measured motor 7 to generate electricity.Accompany measured motor 7 electricity, by accompanying survey frequency converter 8 to convert direct current to, through energy feedback unit 2 by converting direct-current power into alternating-current power, and by filtering, being incorporated to lead-in circuit breaker 1 output terminal, being supplied to tested frequency converter 4 and running.
Tested frequency converter 4, first by measured motor 5, second by measured motor 6, accompany measured motor 7 and accompany that to survey the quantity of frequency converter 8 equal, the quantity of tested frequency converter 4 is at least one, ensure that this three motor is fully loaded with aging testing apparatus to the frequency converter tied up and can tests at least one tested frequency converter 4 simultaneously.
First is equaled to accompany the power surveying generator 7 by the power sum of measured motor 6 by the power of measured motor 5 and second.
This three motor is fully loaded with aging testing apparatus to the frequency converter tied up, by being equipped with the motor of various combination, formed multiple station and containing covered first by measured motor 5, second by measured motor 6 and first by measured motor 5 and second by the power section of the power sum of measured motor 6, test first by measured motor 5, second by measured motor 6 and first by measured motor 5 and second by the frequency converter of the power section grade of the power sum of measured motor 6; Make tested frequency converter 4 reach peak power long time running, improve that the full load that test in the past do not reach is run, low frequency cannot add fully loaded and can not the drawback of long time loading; Make use of energy feedback unit, define the feedback to electrical network, decrease the use of civil power, reduce energy consumption, therefore object aging before meeting product export by the full-load run of certain hour, the screening rate of defective products is improved greatly, thus improves the stability of product.
Be exactly more than a kind of three motors are fully loaded with aging testing apparatus design feature and action effect to the frequency converter tied up, its advantage: compensate for the defect cannot tested at full capacity in frequency converter production test, frequency converter manufacturing enterprise is helped to improve the outgoing quality of frequency converter, can feedback grid, economize energy.
Above-described is only the preferred embodiment of the present invention, it should be pointed out that for the person of ordinary skill of the art, and without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (3)
1. a motor is fully loaded with aging testing apparatus to the frequency converter tied up, it is characterized in that, comprise lead-in circuit breaker (1), energy feedback unit (2), industrial computer (3), tested frequency converter (4), first by measured motor (5), second by measured motor (6), accompany survey generator (7) and accompany survey frequency converter (8);
Lead-in circuit breaker (1) is electrically connected with civil power, lead-in circuit breaker (1) is electrically connected with tested frequency converter (4) and energy feedback unit (2) respectively, described tested frequency converter (4) is electrically connected by measured motor (6) by measured motor (5) and second with first respectively, first is axially connected by measured motor (6) with second by measured motor (5), and second is surveyed generator (7) axis by measured motor (6) and be connected with accompanying;
Accompany and survey generator (7) with accompanying and survey frequency converter (8) and be electrically connected;
Survey frequency converter (8) is accompanied to be electrically connected with energy feedback unit (2);
Tested frequency converter (4) and accompany survey frequency converter (8) be electrically connected with industrial computer (3) respectively.
2. a kind of three motors according to claim 1 are fully loaded with aging testing apparatus to the frequency converter tied up, it is characterized in that, tested frequency converter (4), first by measured motor (5), second by measured motor (6), accompany measured motor (7) and accompany survey frequency converter (8) quantity equal, the quantity of tested frequency converter (4) is at least one.
3. a kind of three motors according to claim 1 are fully loaded with aging testing apparatus to the frequency converter tied up, it is characterized in that, first is equaled to accompany the power surveying generator (7) by the power sum of measured motor (6) by the power of measured motor (5) and second.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410598192.0A CN104297603B (en) | 2014-10-30 | 2014-10-30 | Three-motor-combined frequency converter full-load aging test device |
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| CN201410598192.0A CN104297603B (en) | 2014-10-30 | 2014-10-30 | Three-motor-combined frequency converter full-load aging test device |
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| CN104297603A true CN104297603A (en) | 2015-01-21 |
| CN104297603B CN104297603B (en) | 2017-02-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116256A (en) * | 2015-08-27 | 2015-12-02 | 北京利德华福电气技术有限公司 | Novel high voltage frequency converter self-circulation test system and debugging method |
| CN109470940A (en) * | 2017-09-07 | 2019-03-15 | 株洲变流技术国家工程研究中心有限公司 | A kind of current transformer full power trial (FPT) device and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1779471A (en) * | 2004-11-17 | 2006-05-31 | 上海神源电气有限公司 | Frequency-converter ageing tester |
| CN102539966A (en) * | 2011-12-23 | 2012-07-04 | 台达电子企业管理（上海）有限公司 | Testing system for loads of frequency converters |
| CN102570501A (en) * | 2011-12-28 | 2012-07-11 | 台达电子企业管理（上海）有限公司 | Product quality aging testing system |
| CN103399228A (en) * | 2013-07-30 | 2013-11-20 | 苏州汇川技术有限公司 | Total power aging test circuit for current transformer or frequency transformer |
| CN103683959A (en) * | 2013-12-18 | 2014-03-26 | 焦作市明株自动化工程有限责任公司 | Power unit burn-in method for high-voltage frequency converter |
| CN104034981A (en) * | 2014-06-18 | 2014-09-10 | 上海吉亿电机有限公司 | Self-circulation aging test system and test method for frequency converter |
| CN204129146U (en) * | 2014-10-30 | 2015-01-28 | 苏州苏名自动化设备有限公司 | A kind of three motors are fully loaded with aging testing apparatus to the frequency converter tied up |
-
2014
- 2014-10-30 CN CN201410598192.0A patent/CN104297603B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1779471A (en) * | 2004-11-17 | 2006-05-31 | 上海神源电气有限公司 | Frequency-converter ageing tester |
| CN102539966A (en) * | 2011-12-23 | 2012-07-04 | 台达电子企业管理（上海）有限公司 | Testing system for loads of frequency converters |
| CN102570501A (en) * | 2011-12-28 | 2012-07-11 | 台达电子企业管理（上海）有限公司 | Product quality aging testing system |
| CN103399228A (en) * | 2013-07-30 | 2013-11-20 | 苏州汇川技术有限公司 | Total power aging test circuit for current transformer or frequency transformer |
| CN103683959A (en) * | 2013-12-18 | 2014-03-26 | 焦作市明株自动化工程有限责任公司 | Power unit burn-in method for high-voltage frequency converter |
| CN104034981A (en) * | 2014-06-18 | 2014-09-10 | 上海吉亿电机有限公司 | Self-circulation aging test system and test method for frequency converter |
| CN204129146U (en) * | 2014-10-30 | 2015-01-28 | 苏州苏名自动化设备有限公司 | A kind of three motors are fully loaded with aging testing apparatus to the frequency converter tied up |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116256A (en) * | 2015-08-27 | 2015-12-02 | 北京利德华福电气技术有限公司 | Novel high voltage frequency converter self-circulation test system and debugging method |
| CN105116256B (en) * | 2015-08-27 | 2017-10-20 | 北京利德华福电气技术有限公司 | A kind of new high voltage converter self-loopa test system and its adjustment method |
| CN109470940A (en) * | 2017-09-07 | 2019-03-15 | 株洲变流技术国家工程研究中心有限公司 | A kind of current transformer full power trial (FPT) device and method |
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| Publication number | Publication date |
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| CN104297603B (en) | 2017-02-01 |
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Address after: 215000 Jiangsu city of Suzhou province Wuzhong District town Xu Road No. 199 new industrial district 11 Patentee after: SUZHOU SUMING AUTOMATION EQUIPMENT CO., LTD. Address before: 215164 Xi Cang dock 17, 9 group of Yao Nan community, Wuzhong District, Suzhou, Jiangsu Patentee before: SUZHOU SUMING AUTOMATION EQUIPMENT CO., LTD. |