CN205038314U - A testing system for generator - Google Patents

A testing system for generator Download PDF

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Publication number
CN205038314U
CN205038314U CN201520651996.2U CN201520651996U CN205038314U CN 205038314 U CN205038314 U CN 205038314U CN 201520651996 U CN201520651996 U CN 201520651996U CN 205038314 U CN205038314 U CN 205038314U
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CN
China
Prior art keywords
load
test
generator
sensor
computer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520651996.2U
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Chinese (zh)
Inventor
余真
吴健
徐平
马嵩源
陈秀琴
赵海旭
李�浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd
Original Assignee
Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd filed Critical Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd
Priority to CN201520651996.2U priority Critical patent/CN205038314U/en
Application granted granted Critical
Publication of CN205038314U publication Critical patent/CN205038314U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)

Abstract

The utility model relates to a testing system for generator, include by the examination generator, drag the system, the load system, test system and host computer, it is rotatory by the examination generator to drag system's drive, including the computer in the test system, acquisition board card, the sensor, the test interface, wherein test the interface setting on the computer, with the load headtotail, the instruction of computer receiving host machine, the system applys being applyed the nature of hindering by the examination generator to the load, the perception, capacitive load's instruction, the sensor is connected to acquisition board card's input, output and computer link. Load system in this test system is applyed the nature of hindering, perception, capacitive load by automatically controlled by a computer to trying the generator, still can carry out single -phase uneven, short -circuit test, and the test system detects engine each item electric quantity parameter, the automatic recording tentation data, and the generate test report, integrated nature is good, and the rate of accuracy is high.

Description

A kind of pilot system for generator
Technical field
The utility model belongs to generator monitoring field, especially a kind of pilot system for generator.
Background technology
Generator, as critical component, is applied to national economy all trades and professions.The test of generator is researched and developed for it and is provided important Appreciation gist with production.Traditional generator test system, by load box switching over load, operator's scope meter reading, manually record test figure, measuring accuracy is low, complex operation, can only carry out steady state test.Along with the raising that generator test requires, traditional experiment system has been difficult to meet testing requirements, and some pilot projects required in GB even cannot complete.
Summary of the invention
The purpose of this utility model is to overcome prior art deficiency, provides the pilot system for generator that a kind of structure is simple, easy to use.
The technical solution adopted in the utility model is:
A kind of test system architecture for generator, comprise tested generator, dragging system, load system, test macro and host computer, dragging system drives tested generator to rotate, test macro comprises computing machine, analog input card, sensor, test interface, wherein test interface is arranged on computers, be connected with load system, computing machine receives host computer instruction, apply to apply instruction that is resistive, perceptual, capacitive load to tested generator to load system, the sensor input connection of analog input card, output terminal is connected with computing machine.
And, described dragging system by DC speed regulator, direct current motor, shaft coupling, gear case and lubricating and cooling system, base, single armed hangs and the installation component of tested generator forms.Lubricating and cooling system is arranged on base, and the single armed that base is equipped with the installation of tested generator hangs, and by DC motor drive step-up gear case, realizes continuous speed adjustment by arrangements for speed regulation.
And described load system comprises relay, load cabinet, short-circuiting contactor.This system has computing machine and automatically loads and single step manual loading two kinds of load modes, can carry out three-phase or single-phase unbalance load adds unloading, also can carry out arbitrary load sudden unloading process.The operation of Control load cabinet and short-circuiting contactor.
And described sensor is the sensor gathering various test data.
And described load cabinet comprises ohmic load, inductive load and capacitive load.
The utility model advantage and good effect are:
Load system in this test macro applies resistive, perceptual, capacitive load by computer controlled automatic to tested generator, also single-phase imbalance, short-circuit test can be carried out, test macro detects the every electrical parameter of engine, automatic record test figure, generate test report, integration is good, and accuracy rate is high.
This test macro can simulate the operating mode under the various rotating speed of double current generator and acceleration-deceleration and different loads, carry out the test of stable state and transient state, the function such as there is wrong parameter input warning, overload-alarm, overload Self-tipping, hand are changed automatically, stop in emergency.Tested generator charge and discharge operations is convenient, maintainable high.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 be in the utility model host computer to the control flow chart of load system;
Fig. 3 be in the utility model host computer to the control flow chart of test macro.
Embodiment
Below by accompanying drawing, the utility model is described in further detail in conjunction with specific embodiments, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of test system architecture for generator, comprise tested generator, dragging system, load system, test macro and host computer, dragging system drives tested generator to rotate, power is provided to input for it, test macro comprises computing machine, analog input card, sensor, test interface, wherein test interface is arranged on computers, be connected with load system, computing machine receives host computer instruction, apply to apply resistive to tested generator to load system, perception, the instruction of capacitive load, the sensor input connection of analog input card, output terminal is connected with computing machine, sensor is the sensor gathering various test data, test data comprises AC/DC motor output voltage, output current, voltage current waveform, harmonic content, distortion factor, distressed spectrum, voltage modulated, crest factor, DC component, frequency, frequency modulation (PFM), active power, power factor, AC/DC motor voltage transient, current transients, frequency transient etc.
Dragging system by DC speed regulator, direct current motor, shaft coupling, gear case and lubricating and cooling system, base, single armed hangs and the installation component of tested generator forms.Lubricating and cooling system is arranged on base, the single armed that base is equipped with the installation of tested generator hangs, by DC motor drive step-up gear case, continuous speed adjustment is realized by arrangements for speed regulation, to meet tested generator speed and acceleration, deceleration degree, governor control characteristics and to bear the requirement of certain power, gearbox is that single shaft exports, and turns to reversible, by PC control, carry out input and the display of dragging system data.
Load system comprises relay, load cabinet, short-circuiting contactor.This system has computing machine and automatically loads and single step manual loading two kinds of load modes, can carry out three-phase or single-phase unbalance load adds unloading, also can carry out arbitrary load sudden unloading process.The operation of Control load cabinet and short-circuiting contactor, wherein load cabinet comprises ohmic load, inductive load and capacitive load.
The program of host computer to the control of load system, as shown in Figure 2.By gathering virtual voltage current value, comparing with given input, carrying out closed-loop current control, compare with given input according to the power factor calculated simultaneously, carry out power factor control.System, according to closed-loop control result of calculation, is automatically distributed load cabinet Zhong Ge road load, is made control accuracy reach requirement.If actual current transfinites, system can be protected automatically.Short-circuit test has the short-circuit capacity of single-phase center line, two-phase and three-phase center line, has the ability of short-circuit test duration settings and Presentation Function and cut-out automatically.
As shown in Figure 3, the every data of test macro to generator carry out Real-Time Monitoring and data acquisition to the program structure of host computer, and by automatic for test data record, do subsequent analysis.Test data comprises AC/DC motor output voltage, output current, voltage current waveform, harmonic content, distortion factor, distressed spectrum, voltage modulated, crest factor, DC component, frequency, frequency modulation (PFM), active power, power factor, AC/DC motor voltage transient, current transients, frequency transient etc.
Although disclose embodiment of the present utility model and accompanying drawing for the purpose of illustration, but it will be appreciated by those skilled in the art that: in the spirit and scope not departing from the utility model and claims, various replacement, change and amendment are all possible, therefore, scope of the present utility model is not limited to the content disclosed in embodiment and accompanying drawing.

Claims (5)

1. the test system architecture for generator, it is characterized in that: comprise tested generator, dragging system, load system, test macro and host computer, dragging system drives tested generator to rotate, test macro comprises computing machine, analog input card, sensor, test interface, wherein test interface is arranged on computers, be connected with load system, computing machine receives host computer instruction, apply to apply resistive to tested generator to load system, perception, the instruction of capacitive load, the sensor input connection of analog input card, output terminal is connected with computing machine.
2. the test system architecture for generator according to claim 1, it is characterized in that: described dragging system by DC speed regulator, direct current motor, shaft coupling, gear case and lubricating and cooling system, base, single armed hangs and the installation component of tested generator forms, lubricating and cooling system is arranged on base, the single armed that base is equipped with the installation of tested generator hangs, by DC motor drive step-up gear case, realize continuous speed adjustment by arrangements for speed regulation.
3. the test system architecture for generator according to claim 1, it is characterized in that: described load system comprises relay, load cabinet, short-circuiting contactor, this system has computing machine and automatically loads and single step manual loading two kinds of load modes, three-phase can be carried out or single-phase unbalance load adds unloading, also arbitrary load sudden unloading process can be carried out, the operation of Control load cabinet and short-circuiting contactor.
4. the test system architecture for generator according to claim 1, is characterized in that: described sensor is the sensor gathering various test data.
5. the test system architecture for generator according to claim 3, is characterized in that: described load cabinet comprises ohmic load, inductive load and capacitive load.
CN201520651996.2U 2015-08-26 2015-08-26 A testing system for generator Expired - Fee Related CN205038314U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520651996.2U CN205038314U (en) 2015-08-26 2015-08-26 A testing system for generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520651996.2U CN205038314U (en) 2015-08-26 2015-08-26 A testing system for generator

Publications (1)

Publication Number Publication Date
CN205038314U true CN205038314U (en) 2016-02-17

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106526480A (en) * 2016-11-11 2017-03-22 凌云科技集团有限责任公司 Combined transmission generator test system and output frequency analysis test method
CN110967650A (en) * 2019-12-06 2020-04-07 江西洪都航空工业集团有限责任公司 Alternating current power supply test bed
CN113960393A (en) * 2021-09-15 2022-01-21 中国航空工业集团公司西安飞机设计研究所 Power supply compatibility test system
CN115307906A (en) * 2022-09-14 2022-11-08 华北电力大学(保定) Multifunctional composite bearing fault experimental device and method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106526480A (en) * 2016-11-11 2017-03-22 凌云科技集团有限责任公司 Combined transmission generator test system and output frequency analysis test method
CN106526480B (en) * 2016-11-11 2019-08-30 凌云科技集团有限责任公司 A kind of combination driven generator test macro and output frequency analyze test method
CN110967650A (en) * 2019-12-06 2020-04-07 江西洪都航空工业集团有限责任公司 Alternating current power supply test bed
CN110967650B (en) * 2019-12-06 2024-04-02 江西洪都航空工业集团有限责任公司 Alternating current power supply test bed
CN113960393A (en) * 2021-09-15 2022-01-21 中国航空工业集团公司西安飞机设计研究所 Power supply compatibility test system
CN115307906A (en) * 2022-09-14 2022-11-08 华北电力大学(保定) Multifunctional composite bearing fault experimental device and method
CN115307906B (en) * 2022-09-14 2023-10-24 华北电力大学(保定) Multifunctional composite bearing fault experimental device and method

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20160217