CN108979974A - A kind of vibration of wind generating set monitoring method - Google Patents
A kind of vibration of wind generating set monitoring method Download PDFInfo
- Publication number
- CN108979974A CN108979974A CN201810900521.0A CN201810900521A CN108979974A CN 108979974 A CN108979974 A CN 108979974A CN 201810900521 A CN201810900521 A CN 201810900521A CN 108979974 A CN108979974 A CN 108979974A
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- China
- Prior art keywords
- signal
- vibration
- generating set
- monitoring terminal
- abnormal transient
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
Abstract
The invention discloses a kind of vibration of wind generating set monitoring methods, comprising: S1, each moving part setting vibrating sensor in wind power generating set；The vibration signal monitored is converted to electric signal and is transferred to filter group by S2, vibrating sensor；S3, filter group filter off interference signal and noise signal in electric signal, and signal after processing is transferred to monitoring terminal；S4, the synchronous reception Multi-channel Vibration Signals of monitoring terminal, are converted to frequency signal for received electric signal, do spectrum analysis to frequency signal, determine abnormal transient vibration signal；S5, monitoring terminal establish the related coefficient between each abnormal transient vibration signal according to the time synchronization degree and Frequency Synchronization degree of all abnormal transient vibration signals, carry out complex vibration situation and calculate analysis, judge trouble location., in application, can be monitored to the complex vibration of variform, raising vibration monitoring efficiency is convenient for accurately accident analysis for it.
Description
Technical field
The present invention relates to wind-driven generators, and in particular to a kind of vibration of wind generating set monitoring method.
Background technique
The operation of wind power generating set is one and is chronically at being moved through under aerodynamics and mechanical kinetics state
Journey, therefore bring unit vibration is with regard to inevitable.And the vibration of blower is that very, mainly transmission system is reversed with shafting vibration
Vibration and transverse direction, the extensional vibration of pylon, twisting vibration are all larger to the damage of bearing and gear-box, it is therefore desirable to be vibrated
Monitoring, finds and solves the problems, such as in time before bearing, gear-box etc. break down, and improves its service life, and current wind-force
The position that problem easily occurs for bearing, gear-box etc. for generator set vibration monitoring, diagnosing technology carries out independent monitoring, ignores
The Centralizing inspection processing of variform complex vibration.
Summary of the invention
The present invention applies in view of the deficienciess of the prior art, provide a kind of vibration of wind generating set monitoring method
When, the complex vibration of variform can be monitored, improve vibration monitoring efficiency, be convenient for accurately accident analysis.
The invention is realized by the following technical scheme:
A kind of vibration of wind generating set monitoring method, comprising the following steps:
S1, wind power generating set each moving part be arranged vibrating sensor, each vibrating sensor with one
Filter group connects, and addressing device is reconnected after filter group, and each addressing device is arranged one and independently addresses, online with its corresponding institute
The vibrating sensor on road；
The vibration signal monitored is converted to electric signal and is transferred to filter group by S2, vibrating sensor；
S3, filter group filter off interference signal and noise signal in electric signal, and signal after processing is sent to addressing device
It is addressed, addresses device for the signal after addressing and be transferred to monitoring terminal；
S4, the synchronous reception Multi-channel Vibration Signals of monitoring terminal, and addressing is interpreted, determine that vibration corresponding to every road signal passes
Sensor, is then converted to frequency signal for received electric signal, does spectrum analysis to frequency signal, determines abnormal transient vibration signal,
And it is issued warning signal according to the graduation of the oscillation intensity of abnormal transient vibration signal；
S5, monitoring terminal establish each exception according to the time synchronization degree and Frequency Synchronization degree of all abnormal transient vibration signals
Related coefficient between vibration signal, and make electrical form and insert addressing number corresponding to each abnormal transient vibration signal, it fills out simultaneously
Enter the related coefficient between each abnormal transient vibration signal, carries out the calculating point of complex vibration situation further according to the data in electrical form
Analysis, judges trouble location.
Preferably, in step s 4, monitoring terminal issues respectively from low to high according to the oscillation intensity of abnormal transient vibration signal
Yellow, orange and red flashing light early warning.
Preferably, the monitoring terminal is equipped with database, and monitoring terminal is marked obtained electrical form is monitored every time
Time and stamp coding after be stored in database.
Preferably, the database is equipped with password authentication unit, calls be both needed to pass through password authentification when database every time.
The present invention has the advantage that and the utility model has the advantages that
1, a kind of vibration of wind generating set monitoring method of the present invention, can supervise the complex vibration of variform
It surveys.
2, a kind of vibration of wind generating set monitoring method of the present invention, can carry out accurately accident analysis.
3, a kind of vibration of wind generating set monitoring method of the present invention, vibration monitoring are high-efficient.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment, the present invention is made
Further to be described in detail, exemplary embodiment of the invention and its explanation for explaining only the invention, are not intended as to this
The restriction of invention.
Embodiment
A kind of vibration of wind generating set monitoring method, comprising the following steps:
S1, wind power generating set each moving part be arranged vibrating sensor, each vibrating sensor with one
Filter group connects, and addressing device is reconnected after filter group, and each addressing device is arranged one and independently addresses, online with its corresponding institute
The vibrating sensor on road；
The vibration signal monitored is converted to electric signal and is transferred to filter group by S2, vibrating sensor；
S3, filter group filter off interference signal and noise signal in electric signal, and signal after processing is sent to addressing device
It is addressed, addresses device for the signal after addressing and be transferred to monitoring terminal；
S4, the synchronous reception Multi-channel Vibration Signals of monitoring terminal, and addressing is interpreted, determine that vibration corresponding to every road signal passes
Sensor, is then converted to frequency signal for received electric signal, does spectrum analysis to frequency signal, determines abnormal transient vibration signal,
And it is issued warning signal according to the graduation of the oscillation intensity of abnormal transient vibration signal；
S5, monitoring terminal establish each exception according to the time synchronization degree and Frequency Synchronization degree of all abnormal transient vibration signals
Related coefficient between vibration signal, and make electrical form and insert addressing number corresponding to each abnormal transient vibration signal, it fills out simultaneously
Enter the related coefficient between each abnormal transient vibration signal, carries out the calculating point of complex vibration situation further according to the data in electrical form
Analysis, judges trouble location.
In above-mentioned steps S4, monitoring terminal issues yellow respectively from low to high according to the oscillation intensity of abnormal transient vibration signal
Color, orange and red flashing light early warning.
The monitoring terminal is equipped with database, and monitoring terminal will monitor obtained electrical form every time and mark the time and beat
Database is stored in after upper coding.
The database is equipped with password authentication unit, calls be both needed to pass through password authentification when database every time.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (4)
1. a kind of vibration of wind generating set monitoring method, which comprises the following steps:
S1, each moving part setting vibrating sensor in wind power generating set, each vibrating sensor are filtered with one
Device group connects, and reconnects after filter group and addresses device, and each addressing device is arranged one and independently addresses, with its corresponding place route
Vibrating sensor；
The vibration signal monitored is converted to electric signal and is transferred to filter group by S2, vibrating sensor；
S3, filter group filter off interference signal and noise signal in electric signal, and signal after processing is sent to addressing device and is carried out
Addressing addresses device for the signal after addressing and is transferred to monitoring terminal；
S4, the synchronous reception Multi-channel Vibration Signals of monitoring terminal, and addressing is interpreted, determine vibrating sensing corresponding to every road signal
Device, is then converted to frequency signal for received electric signal, does spectrum analysis to frequency signal, determines abnormal transient vibration signal, and
It is issued warning signal according to the graduation of the oscillation intensity of abnormal transient vibration signal；
S5, monitoring terminal establish each abnormal vibrations according to the time synchronization degree and Frequency Synchronization degree of all abnormal transient vibration signals
Related coefficient between signal, and make electrical form and insert addressing number corresponding to each abnormal transient vibration signal, while inserting each
Related coefficient between abnormal transient vibration signal carries out complex vibration situation further according to the data in electrical form and calculates analysis, sentences
Disconnected trouble location.
2. a kind of vibration of wind generating set monitoring method according to claim 1, which is characterized in that in step s 4,
Terminal is monitored according to the oscillation intensity of abnormal transient vibration signal, issues yellow, orange and red flashing light early warning respectively from low to high.
3. a kind of vibration of wind generating set monitoring method according to claim 1, which is characterized in that the monitoring terminal
Equipped with database, monitoring terminal will monitor obtained electrical form every time and mark the time and be stored in database after stamping coding.
4. a kind of vibration of wind generating set monitoring method according to claim 3, which is characterized in that the database is set
There is password authentication unit, calls be both needed to pass through password authentification when database every time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810900521.0A CN108979974A (en) | 2018-08-09 | 2018-08-09 | A kind of vibration of wind generating set monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810900521.0A CN108979974A (en) | 2018-08-09 | 2018-08-09 | A kind of vibration of wind generating set monitoring method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108979974A true CN108979974A (en) | 2018-12-11 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810900521.0A Withdrawn CN108979974A (en) | 2018-08-09 | 2018-08-09 | A kind of vibration of wind generating set monitoring method |
Country Status (1)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112539142A (en) * | 2020-11-12 | 2021-03-23 | 中国电建集团华东勘测设计研究院有限公司 | Analysis and identification method for noise of monitoring data of offshore wind power structure state |
| WO2021232675A1 (en) * | 2020-05-19 | 2021-11-25 | 西安热工研究院有限公司 | High-synchronization-precision distributed measurement system and method for wind turbine generator set |
| CN116861219A (en) * | 2023-09-01 | 2023-10-10 | 华能新能源股份有限公司山西分公司 | Wind turbine generator pitch-variable fault diagnosis method |
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| US20120133135A1 (en) * | 2010-11-25 | 2012-05-31 | Sinovel Wind Group Co., Ltd. | Wind turbine generator system vibration detecting device and method |
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| KR101738661B1 (en) * | 2017-02-13 | 2017-05-22 | 주식회사 에그 | control method for detecting ice-formation apparatus |
| US20170241409A1 (en) * | 2014-09-29 | 2017-08-24 | Vestas Wind Systems A/S | Verification of wind turbine nacelle yaw position sensor |
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| CN1804612A (en) * | 2005-12-29 | 2006-07-19 | 西北工业大学 | Detection method for damage of random vibration structure based on correlation function amplitude vector |
| CN103038719A (en) * | 2010-06-09 | 2013-04-10 | 霍尼韦尔国际公司 | System and method for conflict resolution to support simultaneous monitoring of multiple subsystems |
| US20120133135A1 (en) * | 2010-11-25 | 2012-05-31 | Sinovel Wind Group Co., Ltd. | Wind turbine generator system vibration detecting device and method |
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| US20170241409A1 (en) * | 2014-09-29 | 2017-08-24 | Vestas Wind Systems A/S | Verification of wind turbine nacelle yaw position sensor |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021232675A1 (en) * | 2020-05-19 | 2021-11-25 | 西安热工研究院有限公司 | High-synchronization-precision distributed measurement system and method for wind turbine generator set |
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| CN112539142B (en) * | 2020-11-12 | 2022-09-13 | 中国电建集团华东勘测设计研究院有限公司 | Analysis and identification method for noise of monitoring data of offshore wind power structure state |
| CN116861219A (en) * | 2023-09-01 | 2023-10-10 | 华能新能源股份有限公司山西分公司 | Wind turbine generator pitch-variable fault diagnosis method |
| CN116861219B (en) * | 2023-09-01 | 2023-12-15 | 华能新能源股份有限公司山西分公司 | Wind turbine generator pitch-variable fault diagnosis method |
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Application publication date: 20181211 |