CN207281814U - A kind of generator evaluation system - Google Patents
A kind of generator evaluation system Download PDFInfo
- Publication number
- CN207281814U CN207281814U CN201721410290.2U CN201721410290U CN207281814U CN 207281814 U CN207281814 U CN 207281814U CN 201721410290 U CN201721410290 U CN 201721410290U CN 207281814 U CN207281814 U CN 207281814U
- Authority
- CN
- China
- Prior art keywords
- generator
- monitoring module
- operational monitoring
- hydrogen
- mutually independent
- 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
Links
- 238000011156 evaluation Methods 0.000 title claims abstract description 58
- 238000012544 monitoring process Methods 0.000 claims abstract description 104
- 238000012545 processing Methods 0.000 claims abstract description 19
- 238000002474 experimental method Methods 0.000 claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 72
- 239000001257 hydrogen Substances 0.000 claims description 63
- 229910052739 hydrogen Inorganic materials 0.000 claims description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 63
- 238000007789 sealing Methods 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 17
- 238000004861 thermometry Methods 0.000 claims description 17
- 238000004804 winding Methods 0.000 claims description 16
- 238000009413 insulation Methods 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 10
- 239000000498 cooling water Substances 0.000 claims description 9
- 239000011229 interlayer Substances 0.000 claims description 8
- 238000007689 inspection Methods 0.000 claims description 6
- 238000012806 monitoring device Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 11
- 230000005611 electricity Effects 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 8
- 238000003786 synthesis reaction Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000010248 power generation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Landscapes
- Control Of Eletrric Generators (AREA)
Abstract
Steam turbine generator field is the utility model is related to, particularly a kind of generator evaluation system, for Real-Time Evaluation steam turbine generator working status.Lack accurate status assessment to steam turbine generator for existing thermal power plant, manually periodical evaluation Generator Status evaluation real-time is poor, the degree of automation is low, the problems such as synchronism and poor evaluation accuracy, the utility model provides a kind of generator evaluation system, respectively input including central processing unit and with it operation data processor being connected, checking experiment data processor, the operation data processor input connects mutually independent stator operational monitoring module, bearing operational monitoring module, auxiliary system operational monitoring module and rotor operation monitoring modular, the checking experiment data processor input connects mutually independent service information acquisition terminal and Test Data Collecting terminal.Generator evaluation system described in the utility model can real-time, automatic and accurate evaluation steam turbine generator working status.
Description
Technical field
Steam turbine generator field is the utility model is related to, particularly a kind of generator evaluation system, for Real-Time Evaluation vapour
Turbine generator working status.
Background technology
Steam turbine generator is one of most important equipment in thermal power plant, its actual operating status will directly affect power generation enterprise
The safety in production of industry and economic benefit.Therefore in time, correctly assess generator current state, for improve electricity power enterprise grasp
Generator failure, the diagnosis of hidden danger and prevention ability, and all there is great importance to the maintenance decision of gen-set,
It is also the important step for realizing that repair based on condition of component work is indispensable to carry out comprehensive, effective state evaluation to steam turbine generator at the same time.
At present thermal power generation corporations of the country to steam turbine generator state evaluation almost without, enterprise lack it is with strong points, reflect vapour comprehensively
The evaluation application system of turbine generator actual state, it is difficult in time find, caution device there may be the defects of and hidden danger, more without
Method offers guidance and suggestion for generator maintenance strategy.Although there is some electricity power enterprises to use artificial periodical evaluation Generator Status,
There is following deficiency in this manually evaluation generator：Cannot acquisition process is collected in time various information, cause evaluation serious stagnant
Afterwards, appraisal real-time can not be realized；The degree of automation is poor, can not meet to evaluate the requirement of generator operation continuity；Make a report on
On-line monitoring information synchronism is poor each other, can not ensure the accuracy of appraisal, influence subsequently to machinery check and repair with rear
Continuous management work.
Utility model content
The technical problems to be solved in the utility model and the technical assignment proposed are to overcome existing thermal power plant to steamer
Generator lacks accurate status assessment, and manually periodical evaluation Generator Status evaluation real-time is poor, the degree of automation is low, the same period
Property and evaluation accuracy it is poor the problems such as, there is provided a kind of generator evaluation system, the evaluation system can be real-time, automatic and be accurately commented
Valency steam turbine generator working status, follow-up reasonable Strategies of Maintenance is provided for enterprise, instructs steam turbine generator operation and maintenance, maintenance examination
Work is tested, abatement apparatus defect, hidden danger, ensure unit safety operation, management water of the lifting electricity power enterprise for gen-set
It is flat, it is all significant to improve electricity power enterprise's economic benefit.
The utility model solves the technical solution that technical problem uses：A kind of generator evaluation system, including central processing
Unit and input the operation data processor being connected, checking experiment data processor respectively with it, the operation data processor
Input connect mutually independent stator operational monitoring module, bearing operational monitoring module, auxiliary system operational monitoring module and
Rotor operation monitoring modular, the checking experiment data processor input connect mutually independent service information acquisition terminal and examination
Test data collection station.Evaluation system described in the utility model obtains steam turbine generator operation and generator by immediately monitoring
Service information, first carries out both scoring is calculated with alignment processing device respectively, and then operation is scored again and maintenance is scored
Central processing unit is inputted, by integrality evaluation point of the output to steam turbine generator after two scorings of central processing unit synthesis
Number, makes generator operation state automatic assessment, wherein generator operation information is all to obtain in real time, to the current work of generator
It is good to make accuracy and the synchronism of state evaluation, and whole evaluation system in respective handling unit and processor with programming by being counted
Scoring is calculated, the degree of automation is high, and the last evaluation score that system is drawn is for instructing steam turbine generator operation and maintenance, checking experiment
Work, abatement apparatus defect, hidden danger, ensure unit safety operation and lift management water of the electricity power enterprise to gen-set
It is flat, to improve electricity power enterprise's economic benefit all significant；During work, steam turbine generator real-time traffic information, which obtains, mainly to be come
From the evaluation result to the stator of generator, bearing and rotor and the part of auxiliary system four real time monitoring, four of acquisition
Evaluation result input operation data processor comprehensive grading, exports to central processing unit；Checking experiment data message is obtained from
Service information acquisition terminal and Test Data Collecting terminal, then scoring is provided by checking experiment data processor Comprehensive Evaluation, it is defeated
Go out the central processing unit to upper level.
As further improving and supplementing to above-mentioned technical proposal, the utility model uses following technical measures：It is described
The input of stator operational monitoring module connects mutually independent stator bar interlayer thermometry element, the water outlet of stator bar inner cold water branch
Thermometry element, stator core temperature thermometry element, generator PD Online monitor, insulation overheat monitor, winding overhang shake
Dynamic on-Line Monitor Device.Stator operational monitoring module connects mutually independent thermometry element or monitor and monitoring by inputting
Device, obtains stator bar interlayer temperature information, stator bar inner cold water branch leaving water temperature information, stator core temperature letter
Breath, generator PD Online information and insulation overheat information, end winding vibration information, six acquisition of information input terminals can
To carry out comprehensive monitoring to the stationary part of generator, after the information of stator operational monitoring module six input terminals of acquisition in itself
A Comprehensive Evaluation is carried out, an evaluation result to stator is then exported, exports the operation data processor to upper level.
During work, stator bar interlayer thermometry element obtains stator bar interlayer temperature and the temperature difference, the water outlet of stator bar inner cold water branch
Thermometry element obtains stator bar leaving water temperature and the temperature difference, and stator core temperature thermometry element obtains stator core temperature（Including
Teeth portion, yoke portion, shielding etc.）, generator PD Online monitor obtains generator unit stator winding partial discharge amount and partial discharge alarm signal
Number, insulation overheat monitor obtains generator insulating material temperature alarm, and end winding vibration on-Line Monitor Device obtains
Stator winding end on-line vibration data and alarm signal, foregoing each equipment can directly be bought from market and obtain.
It is short that the rotor operation monitoring modular input connects mutually independent rotor ground fault detection device, rotor windings turn-to-turn
Road on-Line Monitor Device and collector ring temperature measuring equipment.Rotor operation monitoring modular is obtained respectively by inputting three devices of connection
Rotor ground fault information, rotor interturn short-circuit information and current collection circumstance temperature degree metrical information, carry out online the rotor of generator
Real-time monitoring and generator amature working status is understood by foregoing metrical information, then carry out a Comprehensive Evaluation, output
One evaluation result to stator issues upper level.During work, rotor ground fault detection device obtains rotor windings and energized circuit
Ground signalling；Rotor interturn short-circuit on-Line Monitor Device obtains rotor windings per information such as slot wave shape, amplitudes；Collector ring is surveyed
Warm device obtains collector ring surface temperature information.In addition, rotor ground fault detection device reflection rotor windings and energized circuit whether
In the presence of insulation degradation, for judging to influence unit operation situation；The reflection of rotor interturn short-circuit on-Line Monitor Device turns
Sub- winding whether there is turn-to-turn short circuit situation, and turn-to-turn open circuit may cause Bearing Abnormal Vibration and generator output to limit；Current collection
Whether collector ring surface temperature is excessive in the reflection operation of ring temperature measuring equipment, and temperature is excessive may to cause ring fire to cause to shut down.
The bearing operational monitoring module input connects mutually independent dynamo bearing vibrating sensor, exciter bearing
Detector unit and dynamo bearing detector unit.Bearing operational monitoring module obtains dynamo bearing temperature, encourages
Magnetomechanical bearing temperature and dynamo bearing vibration three parts information, online real-time monitoring, measurement are carried out to the bearing of generator
It is comprehensive after acquisition dynamo bearing working status relevant information, provide scoring and issue upper level.During work, dynamo bearing temperature
Detecting element obtains generator both sides bearing temperature information, and whether reflection dynamo bearing temperature meets standard requirement；Exciter
Bearing temperature detecting element obtains exciter bearing temperature information, and whether reflection exciter bearing temperature meets standard requirement；Hair
Motor bearings vibrating sensor obtains dynamo bearing vibration data information, and whether reflection dynamo bearing Vibration Condition meets to mark
Alignment request.
The auxiliary system operational monitoring module input connection is mutually independent to determine cold water operational monitoring module, hydrogen operation
Monitoring modular and Seal Oil operational monitoring module.Steam turbine generator is also configured with auxiliary system, the auxiliary system when working
Including determining chilled water system, hydrogen gas system and sealing oil system, the collection of auxiliary system operational monitoring module obtains foregoing three and is
The relevant information of system, determines chilled water system, hydrogen gas system and sealing oil system three operation conditions with immediately monitoring and makes comprehensive
Appraisal result after conjunction, is sent to the operation data processor of upper level.During work, the reflection of cold water operational monitoring module synthesis is determined
Whether stator winding inner cold water index meets standard requirement；Whether hydrogen operational monitoring module synthesis reflection hydrogen parameter meets to mark
Alignment request；The reflection of Seal Oil operational monitoring module synthesis obtains whether Seal Oil relevant parameter meets standard requirement.
It is described to determine the mutually independent generator stator cooling water flowmeter of cold water operational monitoring module input connection, determine cold water disengaging
Pressure gauge, determine the online PH tables of cold water and determine the online electrical conductivity table of cold water.Determine cold water operational monitoring and be further subdivided into generator
Determine cold water flow monitoring, determine cold water disengaging pressure monitoring, determine the online acid-base value monitoring of cold water and determine the online electrical conductivity prison of cold water
Survey, determine chilled water system operating condition and make scoring to issue the auxiliary of upper level by monitoring foregoing quadrinomial parameter index understanding in real time
Auxiliary system operational monitoring module.During work, generator stator cooling water flowmeter obtains generator stator cooling water real-time traffic information, it can
To reflect whether generator stator cooling water real-time traffic meets service requirement；Determine cold water disengaging pressure gauge to obtain generator water inlet and go out
The pressure information of water, to check that water loop whether there is stopping state；Determine the online PH tables acquisition of cold water and determine cold water pH value information, its
Reflection determines whether cold water pH value meets standard requirement, not up to standard that stator bar water loop inner wall corrosion can be caused to cause to block；It is fixed
The online electrical conductivity table of cold water, which obtains, determines cold water conductivity value information, and reflection determines whether cold water conductivity value meets standard requirement, around
Insulation against ground is too low causes earth fault for group.
Hydrogen operational monitoring module input connect mutually independent Hydrogen Vapor Pressure transmitter, hydrogen temperature detector,
Hydrogen purity measurement instrument, dew point of hydrogen on-line detector and the online inspection device of Generator Hydrogen Leakage.Hydrogen operational monitoring module
Hydrogen operation is obtained from Hydrogen Vapor Pressure detection, hydrogen temperature detection, hydrogen purity measurement and dew point of hydrogen detection respectively, is passed through
Foregoing quadrinomial parameter index is detected in real time to understand hydrogen gas system operating condition and make scoring, issues the auxiliary system fortune of upper level
Row monitoring modular.During work, Hydrogen Vapor Pressure transmitter obtains Hydrogen Vapor Pressure parameter information in generator, and Hydrogen Vapor Pressure transmitter is anti-
Reflect whether Hydrogen Vapor Pressure in generator meets service requirement；The cold hydrogen temperature of hydrogen temperature detector acquisition and hot hydrogen temperature information,
Reflect whether cold hydrogen temperature and hot hydrogen temperature meet service requirement；Hydrogen purity measurement instrument obtains hydrogen purity letter in generator
Breath, hydrogen purity measurement instrument reflect whether hydrogen purity meets standard requirement in generator, and hydrogen purity is decreased obviously generation hair
The loss of electric machine increases and security risk；Dew point of hydrogen on-line detector obtains dew point of hydrogen temperature information in generator, hydrogen dew
Dew point of hydrogen temperature value in point on-line detector reflection generator, in generator humidity cross conference cause humidified insulation electric discharge therefore
Barrier；The online inspection device of Generator Hydrogen Leakage obtain generator external be provided with hydrogen gas leakage monitoring point density of hydrogen value information and
Alarm signal, the online inspection device of Generator Hydrogen Leakage reflect density of hydrogen at generator external hydrogen gas leakage, are commonly used to prevent hydrogen
Quick-fried failure；Aforementioned means can directly buy acquisition.
The Seal Oil operational monitoring module input connects mutually independent Seal Oil temperature detector, sealing oil pressure table
And Seal Oil leak detector.Seal Oil operational monitoring module obtain Seal Oil temperature detection, sealing oil pressure detection and
Seal Oil leak detector, by detecting foregoing three parameters understanding sealing oil system operating condition in real time and making scoring, sends out
Auxiliary system operational monitoring module to upper level.During work, Seal Oil temperature detector obtains generator sealing oil temperature letter
Breath, it can reflect whether generator sealing oil temperature meets standard requirement；Sealing oil pressure table obtains sealing oil pressure information, its
It can reflect whether sealing oil pressure meets standard requirement；Seal Oil leak detector obtains leak in generator, oil leakage alarm letter
Number, it can reflect that generator with the presence or absence of stator cooling water leakage and Seal Oil leakage situation, is avoided since generator is exhausted
The failure that edge declines and triggers.
Evaluation system described in the utility model obtains steam turbine generator operation by immediately monitoring and generator maintenance is believed
Breath, first carries out both scoring is calculated with alignment processing device respectively, and then operation is scored and overhauled in scoring input again
Central Processing Unit, the integrality evaluation score by output after two scorings of central processing unit synthesis to steam turbine generator are right
Generator operation state makes automatic assessment, and evaluation system the degree of automation is high, and real-time and accuracy are good, for instructing steamer
Generator operation is safeguarded, checking experiment work, abatement apparatus defect, hidden danger, ensures unit safety operation and lifting power generation enterprise
Industry is all significant to management level, the raising electricity power enterprise economic benefit of gen-set.
Brief description of the drawings
Fig. 1：Tthe utility model system structure diagram.
Fig. 2：Stator operational monitoring modular structure schematic diagram described in the utility model.
Fig. 3：Rotor operation monitoring modular structure diagram described in the utility model.
Fig. 4：Bearing operational monitoring modular structure schematic diagram described in the utility model.
Fig. 5：The utility model auxiliary system operational monitoring modular structure schematic diagram.
In figure：1. central processing unit, 2. operation data processors, 3. checking experiment data processors, the operation of 4. stators
Monitoring modular, 5. bearing operational monitoring modules, 6. auxiliary system operational monitoring modules, 7. rotor operation monitoring modulars, 8. maintenance
Information acquisition terminal, 9. Test Data Collecting terminals, 10. stator bar interlayer thermometry elements, 11. stator bar inner cold water branches
Water outlet thermometry element, 12. stator core temperature thermometry elements, 13. generator PD Online monitors, the monitoring of 14. insulation overheats
Instrument, 15. end winding vibration on-Line Monitor Devices, 16. rotor ground fault detection devices, 17. rotor interturn short-circuits are supervised online
Survey device, 18. collector ring temperature measuring equipments, 19. dynamo bearing vibrating sensors, 20. exciter bearing detector units,
21. cold water operational monitoring module, 23. hydrogen operational monitoring modules, 24. sealings are determined in dynamo bearing detector unit, 22.
Oily operational monitoring module, 25. generator stator cooling water flowmeters, 26. determine cold water disengaging pressure gauge, 27. determine the online PH tables of cold water,
28. determine the online electrical conductivity table of cold water, 29. Hydrogen Vapor Pressure transmitters, 30. hydrogen temperature detectors, 31. hydrogen purity measurement instrument,
32. dew point of hydrogen on-line detector, the online inspection device of 33. Generator Hydrogen Leakages, 34. Seal Oil temperature detectors, 35. sealings
Oil pressure table, 36. Seal Oil leak detectors.
Embodiment
Explanation and embodiment are described further the utility model below in conjunction with the accompanying drawings.
As shown in Fig. 1~5, a kind of generator evaluation system, including central processing unit 1 and input what is be connected respectively with it
Data processor 2, checking experiment data processor 3 are run, operation data processor 2 input connects mutually independent stator
Operational monitoring module 4, bearing operational monitoring module 5, auxiliary system operational monitoring module 6 and rotor operation monitoring modular 7, institute
State the input of checking experiment data processor 3 and connect mutually independent service information acquisition terminal 8 and Test Data Collecting terminal 9.
Evaluation system described in the utility model obtains steam turbine generator operation by immediately monitoring and generator maintenance is believed
Breath, first carries out both scoring is calculated with alignment processing device respectively, and then operation is scored and overhauled in scoring input again
Central Processing Unit, the integrality evaluation score by output after two scorings of central processing unit synthesis to steam turbine generator are right
Generator operation state makes automatic assessment, and wherein generator operation information is all to obtain in real time, to generator work at present shape
The accuracy and synchronism of state evaluation are good, and whole evaluation system in respective handling unit and processor with program calculation by being commented
Point, the degree of automation is high, and the last evaluation score that system is drawn is for instructing steam turbine generator operation and maintenance, checking experiment work
Make, abatement apparatus defect, hidden danger, ensure unit safety operation and lifted electricity power enterprise to the management level of gen-set,
It is all significant to improve electricity power enterprise's economic benefit.During work, steam turbine generator real-time traffic information, which obtains, mainly to be come from
To the evaluation result of the stator of generator, bearing and rotor and four part real time monitorings of auxiliary system, four of acquisition comment
Sentence result input operation data processor comprehensive grading, export to central processing unit；Checking experiment data message obtains self-test
Information acquisition terminal and Test Data Collecting terminal are repaiied, then scoring is provided by checking experiment data processor Comprehensive Evaluation, is exported
Central processing unit to upper level.
The input of stator operational monitoring module 4 connects mutually independent stator bar interlayer thermometry element 10, stator line
Rod inner cold water branch water outlet thermometry element 11, stator core temperature thermometry element 12, generator PD Online monitor 13, insulation
Overheat monitor 14, end winding vibration on-Line Monitor Device 15.Stator operational monitoring module is separate by inputting connection
Thermometry element or monitor and monitoring device, obtain stator bar interlayer temperature information, stator bar inner cold water branches out
Coolant-temperature gage information, stator core temperature information, generator PD Online information and insulation overheat information, end winding vibration letter
Breath, six acquisition of information input terminals can carry out comprehensive monitoring to the stationary part of generator, when stator operational monitoring mould
Block itself will carry out a Comprehensive Evaluation after obtaining the information of six input terminals, then export an evaluation result to stator,
Export the operation data processor to upper level.
The input of rotor operation monitoring modular 7 connects mutually independent rotor ground fault detection device 16, rotor windings circle
Between short-circuit on-Line Monitor Device 17 and collector ring temperature measuring equipment 18.Rotor operation monitoring modular is by inputting three devices connected
Rotor ground fault information, rotor interturn short-circuit information and current collection circumstance temperature degree metrical information are obtained respectively, to the rotor of generator
Carry out online real-time monitoring and generator amature working status is understood by foregoing metrical information, then once integrated and commented
Sentence, one evaluation result to stator of output issues upper level.
The input of bearing operational monitoring module 5 connects mutually independent dynamo bearing vibrating sensor 19, exciter
Bearing temperature detecting element 20 and dynamo bearing detector unit 21.Bearing operational monitoring module obtains dynamo bearing
Temperature, exciter bearing temperature and dynamo bearing vibration three parts information, online real-time prison is carried out to the bearing of generator
Survey, measurement obtains synthesis after dynamo bearing working status relevant information, provides scoring and issues upper level.
The input of auxiliary system operational monitoring module 6 connection is mutually independent to determine cold water operational monitoring module 22, hydrogen
Operational monitoring module 23 and Seal Oil operational monitoring module 24.Steam turbine generator is also configured with auxiliary system when working, described
Auxiliary system includes determining chilled water system, hydrogen gas system and sealing oil system, before the collection of auxiliary system operational monitoring module obtains
The relevant information of three systems is stated, chilled water system, hydrogen gas system and sealing oil system three's operation conditions are determined with immediately monitoring
And the appraisal result after synthesis is made, it is sent to the operation data processor of upper level.
It is described to determine the mutually independent generator stator cooling water flowmeter 25 of the input connection of cold water operational monitoring module 22, determine cold water
Disengaging pressure gauge 26, determine the online PH tables 27 of cold water and determine the online electrical conductivity table 28 of cold water.It is further thin to determine cold water operational monitoring
It is divided into generator stator cooling water flow monitoring, determines cold water disengaging pressure monitoring, determine the online acid-base value of cold water and monitors and determine cold water to exist
Line monitored conductivity, is understood by monitoring foregoing quadrinomial parameter index in real time and determines chilled water system operating condition and make scoring to issue
The auxiliary system operational monitoring module of upper level.
The input of hydrogen operational monitoring module 23 connects mutually independent Hydrogen Vapor Pressure transmitter 29, hydrogen temperature detection
Device 30, hydrogen purity measurement instrument (31), dew point of hydrogen on-line detector 32 and the online inspection device 33 of Generator Hydrogen Leakage.Hydrogen
Operational monitoring module is obtained from Hydrogen Vapor Pressure detection, hydrogen temperature detection, hydrogen purity measurement and dew point of hydrogen detection respectively
Hydrogen is run, and by detecting foregoing quadrinomial parameter index understanding hydrogen gas system operating condition in real time and making scoring, issues one
The auxiliary system operational monitoring module of level.
The input of Seal Oil operational monitoring module 24 connects mutually independent Seal Oil temperature detector 34, sealing oil pressure
Power table 35 and Seal Oil leak detector 36.Seal Oil operational monitoring module obtains Seal Oil temperature detection, sealing oil pressure
Detection and Seal Oil leak detector, by detecting foregoing three parameters understanding sealing oil system operating condition in real time and making
Scoring, issues the auxiliary system operational monitoring module of upper level.
Claims (8)
1. a kind of generator evaluation system, including central processing unit（1）With input the operation data processing that is connected respectively with it
Device（2）, checking experiment data processor（3）, the operation data processor（2）Input connects mutually independent stator operation prison
Survey module（4）, bearing operational monitoring module（5）, auxiliary system operational monitoring module（6）And rotor operation monitoring modular（7）,
The checking experiment data processor（3）Input connects mutually independent service information acquisition terminal（8）With Test Data Collecting
Terminal（9）.
A kind of 2. generator evaluation system according to claim 1, it is characterized in that the stator operational monitoring module（4）It is defeated
Enter to connect mutually independent stator bar interlayer thermometry element（10）, stator bar inner cold water branch water outlet thermometry element（11）、
Stator core temperature thermometry element（12）, generator PD Online monitor（13）, insulation overheat monitor（14）, winding overhang
Vibration on-line monitoring device（15）.
A kind of 3. generator evaluation system according to claim 1, it is characterized in that the rotor operation monitoring modular（7）It is defeated
Enter to connect mutually independent rotor ground fault detection device（16）, rotor interturn short-circuit on-Line Monitor Device（17）And collector ring
Temperature measuring equipment（18）.
A kind of 4. generator evaluation system according to claim 1, it is characterized in that the bearing operational monitoring module（5）It is defeated
Enter to connect mutually independent dynamo bearing vibrating sensor（19）, exciter bearing detector unit（20）And generator
Bearing temperature detecting element（21）.
A kind of 5. generator evaluation system according to claim 1, it is characterized in that the auxiliary system operational monitoring module
（6）Input connection is mutually independent to determine cold water operational monitoring module（22）, hydrogen operational monitoring module（23）And Seal Oil fortune
Row monitoring modular（24）.
A kind of 6. generator evaluation system according to claim 5, it is characterized in that described determine cold water operational monitoring module
（22）Input connects mutually independent generator stator cooling water flowmeter（25）, determine cold water disengaging pressure gauge（26）, to determine cold water online
PH tables（27）And determine the online electrical conductivity table of cold water（28）.
A kind of 7. generator evaluation system according to claim 5, it is characterized in that the hydrogen operational monitoring module（23）
Input connects mutually independent Hydrogen Vapor Pressure transmitter（29）, hydrogen temperature detector（30）, hydrogen purity measurement instrument (31), hydrogen
Gas dew point on-line detector（32）And the online inspection device of Generator Hydrogen Leakage（33）.
A kind of 8. generator evaluation system according to claim 5, it is characterized in that the Seal Oil operational monitoring module
（24）Input connects mutually independent Seal Oil temperature detector（34）, sealing oil pressure table（35）And Seal Oil leakage monitoring
Device（36）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721410290.2U CN207281814U (en) | 2017-10-27 | 2017-10-27 | A kind of generator evaluation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721410290.2U CN207281814U (en) | 2017-10-27 | 2017-10-27 | A kind of generator evaluation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207281814U true CN207281814U (en) | 2018-04-27 |
Family
ID=61978901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721410290.2U Expired - Fee Related CN207281814U (en) | 2017-10-27 | 2017-10-27 | A kind of generator evaluation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207281814U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111080063A (en) * | 2019-11-15 | 2020-04-28 | 上海电气电站设备有限公司 | Evaluation method for collector ring running state |
| CN111562497A (en) * | 2020-05-30 | 2020-08-21 | 华能澜沧江水电股份有限公司 | Method for detecting poor contact fault of generator stator bar connector |
| CN111679187A (en) * | 2020-05-26 | 2020-09-18 | 浙江浙能技术研究院有限公司 | Large-scale generator state evaluation method based on comprehensive monitoring platform |
| CN111856271A (en) * | 2020-05-30 | 2020-10-30 | 华能澜沧江水电股份有限公司 | Insulation fault detection method for stator core of hydraulic generator |
| CN112257224A (en) * | 2020-09-11 | 2021-01-22 | 上海发电设备成套设计研究院有限责任公司 | Method, system and terminal for overhauling state of steam turbine generator |
-
2017
- 2017-10-27 CN CN201721410290.2U patent/CN207281814U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111080063A (en) * | 2019-11-15 | 2020-04-28 | 上海电气电站设备有限公司 | Evaluation method for collector ring running state |
| CN111080063B (en) * | 2019-11-15 | 2024-04-30 | 上海电气电站设备有限公司 | Method for evaluating operation state of collecting ring |
| CN111679187A (en) * | 2020-05-26 | 2020-09-18 | 浙江浙能技术研究院有限公司 | Large-scale generator state evaluation method based on comprehensive monitoring platform |
| CN111562497A (en) * | 2020-05-30 | 2020-08-21 | 华能澜沧江水电股份有限公司 | Method for detecting poor contact fault of generator stator bar connector |
| CN111856271A (en) * | 2020-05-30 | 2020-10-30 | 华能澜沧江水电股份有限公司 | Insulation fault detection method for stator core of hydraulic generator |
| CN111562497B (en) * | 2020-05-30 | 2022-07-12 | 华能澜沧江水电股份有限公司 | Method for detecting poor contact fault of generator stator bar connector |
| CN112257224A (en) * | 2020-09-11 | 2021-01-22 | 上海发电设备成套设计研究院有限责任公司 | Method, system and terminal for overhauling state of steam turbine generator |
| CN112257224B (en) * | 2020-09-11 | 2022-12-30 | 上海发电设备成套设计研究院有限责任公司 | Method, system and terminal for overhauling state of steam turbine generator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207281814U (en) | A kind of generator evaluation system | |
| CN104569481B (en) | Buchholz relay oil stream flow velocity acquisition system and grave gas setting valve method of calibration | |
| Thomson et al. | Motor Current Signature Analysis To Detect Faults In Induction Motor Drives-Fundamentals, Data Interpretation, And Industrial Case Histories. | |
| US6460013B1 (en) | Shaft voltage current monitoring system for early warning and problem detection | |
| Pezzani et al. | Detecting broken rotor bars with zero-setting protection | |
| CN114089074B (en) | Automatic detection maintenance system based on transformer | |
| CN107367337A (en) | A kind of method that oil-filled transformer on-line monitoring is realized using transformer top-oil temperature liter | |
| CN102033200A (en) | On-line monitoring and diagnosis method of AC (alternating current) motor based on statistical model | |
| CN105716664A (en) | Cable state monitoring multiparameter correlation analysis method based on per-unit algorithm | |
| CN108412559A (en) | A kind of calibration method of steam turbine monitoring system | |
| CN106771730A (en) | The intelligent substation real-time calibration equipment of protection device analog quantity sampling circuit and method | |
| CN108612658A (en) | A kind of fault detect prior-warning device for canned motor pump | |
| Thomson et al. | Industrial application of current signature analysis to diagnose faults in 3-phase squirrel cage induction motors | |
| CN108597817A (en) | A kind of oil-immersed transformer on-line monitoring method | |
| CN108169559B (en) | Method for judging abnormality of motor stator current spectrum analysis equipment | |
| CN106291149A (en) | A kind of live detection method of 10kV switch cubicle | |
| EP3339638A1 (en) | Systems and methods for crack detection in doubly-fed induction generators | |
| CN106680656A (en) | Analysis method for turn to turn fault of hydro generator unit based on online data | |
| CN207490492U (en) | A kind of protection system of electric motor | |
| Tippannavar et al. | Smart transformer-An analysis of recent technologies for monitoring transformer | |
| CN206002668U (en) | Dual AC power electrical fault testing circuit | |
| Refaat et al. | Smart grid condition assessment: concepts, benefits, and developments | |
| Misra et al. | An experimental study of rotor fault detection using motor current signature analysis based on neural networks | |
| CN114839339A (en) | Method and system for monitoring hydrogen leakage amount of generator fixed cold water | |
| Zhang | Location and Analysis of Abnormal Partial Discharge of 750 kV GIS Equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |