CN204740329U - High -low pressure AC motor testing system - Google Patents

High -low pressure AC motor testing system Download PDF

Info

Publication number
CN204740329U
CN204740329U CN201520544954.9U CN201520544954U CN204740329U CN 204740329 U CN204740329 U CN 204740329U CN 201520544954 U CN201520544954 U CN 201520544954U CN 204740329 U CN204740329 U CN 204740329U
Authority
CN
China
Prior art keywords
voltage
cabinet
motor
low
low pressure
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
CN201520544954.9U
Other languages
Chinese (zh)
Inventor
白国伟
丁维星
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.)
SHANDONG FANGDA ENGINEERING Co Ltd
Original Assignee
SHANDONG FANGDA ENGINEERING 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 SHANDONG FANGDA ENGINEERING Co Ltd filed Critical SHANDONG FANGDA ENGINEERING Co Ltd
Priority to CN201520544954.9U priority Critical patent/CN204740329U/en
Application granted granted Critical
Publication of CN204740329U publication Critical patent/CN204740329U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to an electric machine the fault detection system, concretely relates to high -low pressure AC motor testing system, including inlet wire power cabinet, three -phase four -wire power cord is connected to inlet wire power cabinet inlet wire end, the leading -out terminal is connected to the induction regulator end, induction regulator is connected to respectively by examination low pressure motor and intermediate transformer through auto -change over device, intermediate transformer is connected to by the examination high -voltage motor, correspond and set up low pressure current measurement cabinet and low pressure voltage measurement cabinet by examination low pressure motor, correspond and set up high -pressure current measurement cabinet and high -pressure voltage measurement cabinet by the examination high -voltage motor, it is high, low pressure current measurement cabinet and height, low pressure current measurement cabinet is connected to the electricity respectively and joins the appearance, correspond setting parameters determine module by examination low pressure motor with by the examination high -voltage motor. The utility model discloses can test to the interchange high -low pressure motor after the maintenance, whether operating personnel is good according to its maintenance result of experiment results found, ensures to maintain the quality.

Description

High-low pressure alternating current generator pilot system
Technical field
The utility model relates to a kind of electrical fault detection system, is specifically related to a kind of high-low pressure alternating current generator pilot system.
Background technology
The development of science and technology proposes more and more higher requirement to motor performance and quality index, and the development of motor test technology and the development of electric machine industry are closely-related.After motor repair, often there is the phenomenons such as the electric pressure of motor does not conform to and capacity is excessive.As can be seen here, motor test is the important step to quality of motors and technical feature comprehensive evaluation, and motor is the key equipment of coal production, and colliery often occurs the accident of motor damages.Improper to its working service is the reason causing motor damages, the more important thing is due to current in the use technology of motor, lack perfect quality testing means, the motor causing part mass inferior comes into operation, result is damaged very soon, at present, 700kw motor is gone out nearly 10,000 yuan of the every platform of testing cost, and cost is higher and not in time.
Utility model content
For solving the deficiency in above-mentioned technology, the purpose of this utility model is: provide high-low pressure alternating current generator pilot system, tests for the interchange high-low pressure motor after maintenance, and according to test findings, operating personnel judge that whether it is good, guarantee repair quality.
For solving its technical matters, technical solution adopted in the utility model is:
Described high-low pressure alternating current generator pilot system, comprise incoming power cabinet, low-tension current measures cabinet, high-voltage current measurement cabinet, low voltage voltage measures cabinet and high tension voltage measures cabinet, incoming power cabinet comprises end of incoming cables and leading-out terminal, end of incoming cables connects three-phase four-wire power line, end of incoming cables is connected to leading-out terminal by switch, leading-out terminal is connected to induction voltage regulator power end, induction voltage regulator output terminal is connected to tested low voltage motor and intermediate transformer input end respectively by switching device shifter, intermediate transformer output terminal is connected to tested high-voltage motor, corresponding tested low voltage motor arranges low-tension current and measures cabinet and low voltage voltage measurement cabinet, corresponding tested high-voltage motor arranges high-voltage current measurement cabinet and high tension voltage measures cabinet, low-tension current is measured in cabinet and high-voltage current measurement cabinet and is arranged current transformer respectively, high tension voltage is measured in cabinet and low voltage voltage measurement cabinet and is arranged voltage transformer (VT) respectively, current transformer and voltage transformer (VT) are connected to electricity ginseng instrument respectively, corresponding tested low voltage motor and tested high-voltage motor parameters detection components.
The utility model incoming power cabinet is that whole system introduces power supply, for ensureing that the normal power supply of system runs, for incoming power cabinet configuration isolating switch, and reometer and voltage table are set, for realizing the detection of primary voltage and electric current, over-current over-voltage protection is provided, the input power of incoming power cabinet is converted to power supply needed for tested motor by induction voltage regulator, then access tested low voltage motor and intermediate transformer respectively by switching device shifter, low-tension supply can be converted to high-voltage power supply needed for tested high-voltage motor by intermediate transformer; When accessing tested low voltage motor, each performance parameter that tested low voltage motor measured by cabinet, low voltage voltage measurement cabinet and parameter testing assembly is measured by low-tension current, staff records each parameter of surveying, and compare with the normal range of each parameter, judge that it is whether normal, if survey parameter and be in normal range, then tested low voltage motor non-fault, normally can use, if abnormal parameters that tested low voltage motor is surveyed, then need to carry out trouble hunting for exception item; Similarly, tested high-voltage fault determination methods is consistent with tested low voltage motor.
Preferably, described detection components comprises temperature sensor, Insulation Resistance Tester, instrument for measuring DC resistance, turn-to-turn Hi-pot Tester, industrial frequency withstand voltage tester and tachometer torquemeter, temperature sensor is for measuring current environmental temperature, Insulation Resistance Tester and instrument for measuring DC resistance are respectively used to insulating resistance value and the DC resistance of measuring tested motor, turn-to-turn Hi-pot Tester and industrial frequency withstand voltage tester are for measuring turn-to-turn withstand voltage and the industrial frequency withstand voltage value of tested motor, in both accessible site to same measurement cabinet, tachometer torquemeter is used for the reference record of the experiment of tested empty load of motor and locked rotor test, be mainly rotating speed and the torque of tested motor, in no-load test, need the no-load voltage measuring tested motor, no-load current, no-load power Po, no-load power factor and three-phase current unbalance degree, in locked rotor test, need to measure the parameters such as locked-rotor voltage, locked rotor current, locked-rotor torque and stall loss, for preventing rotor turns in locked rotor test, tested machine shaft is installed stall clip, clamps rotating shaft with clip and make it rotate, when capacity motor is less, under the prerequisite guaranteeing personal safety, can consider manually tested rotor to be blocked.
Described Insulation Resistance Tester and instrument for measuring DC resistance are fixed on the table, worktable arranges table top, staff is facilitated to carry out data record, Insulation Resistance Tester and instrument for measuring DC resistance can be placed on table surface, also can be placed on other positions, read as long as convenient survey numerical value.
Described turn-to-turn Hi-pot Tester and industrial frequency withstand voltage tester are arranged in voltage-withstand test cabinet jointly, and each related detection assemblies is carried out concentrated setting, reduce floor area, place Test Field mixed and disorderly.
Compared with prior art, the utility model has following beneficial effect:
The utility model can be tested for the interchange high-low pressure motor after maintenance, automatically judges that whether its maintenance result is good, guarantees repair quality.By the performance index of alternating current generator after each parameter measurement component detection maintenance, judge that whether its situation is good, provide inspection data; If do not meet request for utilization, then reprocess, after reprocessing, re-start detection again, the detection data after repairing and regime values are contrasted, and analyzes data, repeat this process, until net result meets technical requirement.Can file after each logging, historical data can be checked, product quality can chase after the first day of the lunar month, and can the serviceability index of test motor under different loads state, to guarantee the quality of motor.
Accompanying drawing explanation
Fig. 1 is the utility model structure diagram.
Fig. 2 is that current circuit figure surveyed by current transformer.
Fig. 3 is that high tension voltage measures voltage transformer (VT) survey potential circuit figure in cabinet.
In figure: 1, incoming power cabinet; 2, low-tension current measures cabinet; 3, high-voltage current measurement cabinet; 4, low voltage voltage measures cabinet; 5, high tension voltage measures cabinet; 6, switch; 7, induction voltage regulator; 8, switching device shifter; 9, tested low voltage motor; 10, intermediate transformer; 11, tested high-voltage motor; 12, electricity ginseng instrument; 13, current transformer; 14, voltage transformer (VT); 15, contactor; 16, Signal-regulated kinase.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
Embodiment 1:
As shown in Figure 1, high-low pressure alternating current generator pilot system described in the utility model, comprise incoming power cabinet 1, low-tension current measures cabinet 2, high-voltage current measurement cabinet 3, low voltage voltage measures cabinet 4 and high tension voltage measures cabinet 5, incoming power cabinet 1 comprises end of incoming cables and leading-out terminal, end of incoming cables connects three-phase four-wire power line, end of incoming cables is connected to leading-out terminal by switch 6, leading-out terminal is connected to induction voltage regulator 7 power end, induction voltage regulator 7 output terminal is connected to tested low voltage motor 9 and intermediate transformer 10 input end respectively by switching device shifter 8, intermediate transformer 10 output terminal is connected to tested high-voltage motor 11, corresponding tested low voltage motor 9 arranges low-tension current and measures cabinet 2 and low voltage voltage measurement cabinet 4, corresponding tested high-voltage motor 11 arranges high-voltage current measurement cabinet 3 and high tension voltage measures cabinet 5, low-tension current is measured in cabinet 2 and high-voltage current measurement cabinet 3 and is arranged current transformer 13 respectively, high tension voltage is measured in cabinet 5 and low voltage voltage measurement cabinet 4 and is arranged voltage transformer (VT) 14 respectively, current transformer 13 and voltage transformer (VT) 14 are connected to electricity ginseng instrument 12 respectively, circuit diagram as Figure 2-3, multiple contactor 15 is for realizing the adjustment of different gear, the scope of application is wider, for simplifying structure, in low voltage voltage measurement cabinet 4, voltage transformer (VT) 14 output terminal is without the need to connecting contactor 15, corresponding tested low voltage motor 9 and tested high-voltage motor 11 parameters detection components, electricity ginseng instrument 12 preferably Intelligent electric ginseng instrument, the electric current that current transformer 13 and voltage transformer (VT) 14 record and voltage signal need to be undertaken nursing one's health rear input Intelligent electric ginseng instrument by Signal-regulated kinase 16 and identify, display, the particular circuit configurations of Signal-regulated kinase 16 belongs to general knowledge as well known to those skilled in the art, be not described in detail in this, also it is not particularly limited.
Wherein, detection components comprises temperature sensor, Insulation Resistance Tester, instrument for measuring DC resistance, turn-to-turn Hi-pot Tester, industrial frequency withstand voltage tester and tachometer torquemeter, omit in FIG, temperature sensor is for measuring current environmental temperature, Insulation Resistance Tester and instrument for measuring DC resistance are respectively used to insulating resistance value and the DC resistance of measuring tested motor, turn-to-turn Hi-pot Tester and industrial frequency withstand voltage tester are for measuring turn-to-turn withstand voltage and the industrial frequency withstand voltage value of tested motor, in both accessible site to same measurement cabinet, tachometer torquemeter is used for the reference record of the experiment of tested empty load of motor and locked rotor test, be mainly rotating speed and the torque of tested motor, in no-load test, need the no-load voltage measuring tested motor, no-load current, no-load power Po, no-load power factor and three-phase current unbalance degree, in locked rotor test, need to measure the parameters such as locked-rotor voltage, locked rotor current, locked-rotor torque and stall loss, for preventing rotor turns in locked rotor test, tested machine shaft is installed stall clip, clamps rotating shaft with clip and make it rotate, when capacity motor is less, under the prerequisite guaranteeing personal safety, can consider manually tested rotor to be blocked, Insulation Resistance Tester and instrument for measuring DC resistance are fixed on the table, worktable arranges table top, staff is facilitated to carry out data record, Insulation Resistance Tester and instrument for measuring DC resistance can be placed on table surface, also can be placed on other positions, read as long as convenient survey numerical value, turn-to-turn Hi-pot Tester and industrial frequency withstand voltage tester are arranged in voltage-withstand test cabinet jointly, and each related detection assemblies is carried out concentrated setting, reduce floor area, place Test Field mixed and disorderly.
The utility model can be tested for the interchange high-low pressure motor after maintenance, and according to test findings, operating personnel judge that whether its maintenance result is good, guarantee repair quality.Incoming power cabinet 1 is whole system introducing power supply, for ensureing that the normal power supply of system runs, for incoming power cabinet 1 configures isolating switch, and reometer and voltage table are set, for realizing the detection of primary voltage and electric current, over-current over-voltage protection is provided, the input power of incoming power cabinet 1 is converted to power supply needed for tested motor by induction voltage regulator 7, then access tested low voltage motor 9 and intermediate transformer 10 respectively by switching device shifter 8, low-tension supply can be converted to high-voltage power supply needed for tested high-voltage motor 11 by intermediate transformer 10; When accessing tested low voltage motor 9, each performance parameter that tested low voltage motor 9 measured by cabinet 2, low voltage voltage measurement cabinet 4 and parameter testing assembly is measured by low-tension current, and carry out record by operating personnel, if each parameter is in normal range, then tested low voltage motor 9 non-fault, can normally dispatch from the factory, if tested low voltage motor 9 survey abnormal parameters, then need to carry out trouble hunting for exception item; Similarly, tested high-voltage motor 11 fault judgment method is consistent with tested low voltage motor 9.

Claims (4)

1. a high-low pressure alternating current generator pilot system, it is characterized in that, comprise incoming power cabinet (1), low-tension current measures cabinet (2), high-voltage current measurement cabinet (3), low voltage voltage measures cabinet (4) and high tension voltage measures cabinet (5), incoming power cabinet (1) comprises end of incoming cables and leading-out terminal, end of incoming cables connects three-phase four-wire power line, end of incoming cables is connected to leading-out terminal by switch (6), leading-out terminal is connected to induction voltage regulator (7) power end, induction voltage regulator (7) output terminal is connected to tested low voltage motor (9) and intermediate transformer (10) input end respectively by switching device shifter (8), intermediate transformer (10) output terminal is connected to tested high-voltage motor (11), corresponding tested low voltage motor (9) arranges low-tension current and measures cabinet (2) and low voltage voltage measurement cabinet (4), corresponding tested high-voltage motor (11) arranges high-voltage current measurement cabinet (3) and high tension voltage measures cabinet (5), low-tension current is measured in cabinet (2) and high-voltage current measurement cabinet (3) and is arranged current transformer (13) respectively, high tension voltage is measured in cabinet (5) and low voltage voltage measurement cabinet (4) and is arranged voltage transformer (VT) (14) respectively, current transformer (13) and voltage transformer (VT) (14) are connected to electricity ginseng instrument (12) respectively, corresponding tested low voltage motor (9) and tested high-voltage motor (11) parameters detection components.
2. high-low pressure alternating current generator pilot system according to claim 1, it is characterized in that, described detection components comprises temperature sensor, Insulation Resistance Tester, instrument for measuring DC resistance, turn-to-turn Hi-pot Tester, industrial frequency withstand voltage tester and tachometer torquemeter.
3. high-low pressure alternating current generator pilot system according to claim 2, is characterized in that, described Insulation Resistance Tester and instrument for measuring DC resistance are fixed on the table.
4. high-low pressure alternating current generator pilot system according to claim 2, is characterized in that, described turn-to-turn Hi-pot Tester and industrial frequency withstand voltage tester are arranged in voltage-withstand test cabinet jointly.
CN201520544954.9U 2015-07-25 2015-07-25 High -low pressure AC motor testing system Expired - Fee Related CN204740329U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520544954.9U CN204740329U (en) 2015-07-25 2015-07-25 High -low pressure AC motor testing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520544954.9U CN204740329U (en) 2015-07-25 2015-07-25 High -low pressure AC motor testing system

Publications (1)

Publication Number Publication Date
CN204740329U true CN204740329U (en) 2015-11-04

Family

ID=54422060

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520544954.9U Expired - Fee Related CN204740329U (en) 2015-07-25 2015-07-25 High -low pressure AC motor testing system

Country Status (1)

Country Link
CN (1) CN204740329U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107525957A (en) * 2016-06-22 2017-12-29 上海宝钢工业技术服务有限公司 The security protection system of high-low voltage electrification body
CN108333508A (en) * 2017-12-22 2018-07-27 苏州恒美电子科技股份有限公司 Power control system for electromechanical testing
CN109001630A (en) * 2018-08-10 2018-12-14 中冶建工集团有限公司 A kind of high-voltage synchronous motor test device and test method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107525957A (en) * 2016-06-22 2017-12-29 上海宝钢工业技术服务有限公司 The security protection system of high-low voltage electrification body
CN107525957B (en) * 2016-06-22 2021-04-06 上海宝钢工业技术服务有限公司 Safety protection system for high-low voltage charged body
CN108333508A (en) * 2017-12-22 2018-07-27 苏州恒美电子科技股份有限公司 Power control system for electromechanical testing
CN109001630A (en) * 2018-08-10 2018-12-14 中冶建工集团有限公司 A kind of high-voltage synchronous motor test device and test method

Similar Documents

Publication Publication Date Title
CN204740329U (en) High -low pressure AC motor testing system
CN104678341A (en) Detection device and detection method for station-dedicated DC power system insulation monitoring device
CN202486269U (en) State tester of electrical equipment
CN102540001A (en) Method of checking alternating current loop of a 500kV transformer substation through carrying out simulated through-type three-phase short circuit
CN102565618A (en) Method for detecting zero-sequence voltage circuit of transformer substation
CN202854255U (en) Capacitor type potential transformer testing device
CN204515113U (en) Stand with the pick-up unit of DC power system insulation monitoring and warning device
CN204758790U (en) Automatic fault diagnostic of mining ac motor
CN103616574B (en) A kind of electric automobile anti-alone island detection system of energy storage combining inverter and detection method
CN206322018U (en) A kind of automatic testing equipment for electric machine controller
CN103743994B (en) Low-voltage load test method and device
CN213302497U (en) Current transformer secondary side loop detection device and circuit
CN105004995B (en) Nuclear power station main pump Motor-Testing System and its test method
CN102226773B (en) Test bench for X-ray detection apparatuses
CN209117835U (en) A kind of locomotive AC motor performance testing stand
CN204008911U (en) A kind of coil apparatus proving installation
CN202939297U (en) Verification system for ground resistance tester
CN102628915B (en) Electrical submersible pump on-line insulation detection device
CN103176048B (en) A kind of method of quick measuring transformer delta connection mode winding D.C. resistance
CN104764951B (en) A kind of detection platform and detection method of the APF of 380V voltage class
CN205139307U (en) 500kV high pressure parallel reactor interturn insulation capability test device
CN204228921U (en) A kind of passive portable non electrical quantity directly jumps relay tester
CN204269784U (en) A kind of motor detection apparatus
Drif et al. Rotor cage fault diagnostics in three-phase induction motors, by the instantaneous phase-angle signature analysis
CN212301809U (en) Alternating current power supply test bed

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151104

Termination date: 20160725