CN202453182U - Fault diagnosis device of gearbox of wind generation set - Google Patents
Fault diagnosis device of gearbox of wind generation set Download PDFInfo
- Publication number
- CN202453182U CN202453182U CN2012200924203U CN201220092420U CN202453182U CN 202453182 U CN202453182 U CN 202453182U CN 2012200924203 U CN2012200924203 U CN 2012200924203U CN 201220092420 U CN201220092420 U CN 201220092420U CN 202453182 U CN202453182 U CN 202453182U
- Authority
- CN
- China
- Prior art keywords
- acceleration transducer
- wind
- electricity generation
- powered electricity
- gearbox
- 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
Images
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Wind Motors (AREA)
Abstract
The utility model discloses a fault diagnosis device of a gearbox of a wind generation set, wherein the fault diagnosis device comprises a computer, a wavebook high-speed data acquisition box, bearings installed around the gearbox, speed sensors installed on front and rear bearings of a generator, a photoelectric displacement sensor installed on a high-speed shaft and acceleration sensors installed on planet bearings around the gearbox. In the process of diagnosing faults of the gearbox of the wind generation set by utilizing the fault diagnosis device disclosed by the utility model, the maintenance costs of key parts in the gearbox are lower; the key parts are maintained if necessary; the fault diagnosis device is beneficial to early detecting faults of a unit; vibration signals of the unit are online collected in real time by the fault diagnosis device; and disadvantages of unit equipment, such as the gearbox, the generator and the like, are diagnosed by analyzing the vibration signal, so that basis is provided for maintenance works.
Description
Technical field
The utility model belongs to automatic electronic control technology field, is specifically related to a kind of device of wind-powered electricity generation unit Fault Diagnosis of Gear Case.
Background technology
Wind-power electricity generation is well used in large scale industry is produced, and annual newly-increased capacity reaches several GW.How to find the failure message of wind-powered electricity generation unit early, be the problem that enterprise is concerned about thereby keep in repair always.What at present the maintenance of wind-powered electricity generation unit is mainly taked is scheduled maintenance and correction maintenance.Scheduled maintenance relies on people's experience and level when fault takes place, to keep in repair; It has shortcomings such as, disintegration generated energy expensive for the maintenance of unit critical component loss and security risk height; And the maintenance job effect varies with each individual, and simultaneously bearing, the gear distress that is enclosed in machine intimate is difficult to find; And correction maintenance can't play a role to the catastrophic discontinuityfailure between twice turn(a)round; To also being difficult to follow the tracks of and find than long potential faults latent period, in case hidden danger develops into significant trouble before examining surely next time, then because of prepare deficiency in advance; Often cause maintenance job long-drawn-out, lose great.
Summary of the invention
To the defective or the deficiency of prior art, it is the wind-powered electricity generation unit Fault Diagnosis of Gear Case device of means with on-line fault diagnosis and status monitoring that the purpose of the utility model is to provide a kind of.
For realizing above-mentioned technical assignment, the utility model is taked following technical solution:
A kind of wind-powered electricity generation unit Fault Diagnosis of Gear Case device; It is characterized in that; Comprise computing machine, wavebook HSDA case, be installed on wind-powered electricity generation set main shaft front end first acceleration transducer, be installed on second acceleration transducer on the end bearing before the wind-powered electricity generation set main shaft, be installed on the 3rd acceleration transducer on the wind-powered electricity generation set main shaft rear end bearing, be installed on the 4th acceleration transducer on the planetary stage bearing before the gear case, be installed on the slender acanthopanax speed pickup on the planetary stage bearing behind the gear case, be installed on the 6th acceleration transducer on the gearbox high-speed level bearing, be installed on the 7th acceleration transducer on the wind-powered electricity generation set engine room, be installed on the 8th acceleration transducer on the wind-powered electricity generation set tower frame, be installed on first speed pickup on the wind-powered electricity generation unit motor front bearing, be installed on second acceleration transducer on the wind-powered electricity generation unit motor rear bearing and be installed on the photoelectric displacement sensor on the gearbox high-speed axle; Said first acceleration transducer, second acceleration transducer, the 3rd acceleration transducer, the 4th acceleration transducer, slender acanthopanax speed pickup, the 6th acceleration transducer, the 7th acceleration transducer, the 8th acceleration transducer, first speed pickup, second speed sensor and photoelectric displacement sensor are connected with wavebook HSDA case respectively, and said wavebook HSDA case is connected with computing machine.
The device that utilizes the utility model is during to the diagnosing malfunction of wind-powered electricity generation unit gear case, and the maintenance cost of its critical component is lower, only safeguards when needed, helps the fault of early detection unit.
This device real-time online is gathered the unit vibration signal, through analyzing vibration signal, and the defective of unit equipments such as diagnosis gear case, generator, thus foundation is provided for maintenance work.
This device can accurately find location of fault and trouble spot, shortened that gear case is repaired and wind-powered electricity generation compressor emergency shutdown time of causing, and can in time pinpoint the problems.
The device of the utility model is not only applicable to the fault diagnosis of wind-powered electricity generation unit gear case, also is widely used in motor, the fault diagnosis of large rotating machineries such as pump.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Below in conjunction with accompanying drawing and embodiment the content of the utility model is done further explain.
Embodiment
According to so the continue practical operation situation of WT2000/86 wind-powered electricity generation unit (this wind power generating set is a variable-pitch variable-speed double-feedback aerogenerator group) of present wind-powered electricity generation unit; Usually gear case gear and bearing, generator and bearing thereof are the parts that are easier to break down; Therefore in the monitoring of routine; Can be with gear case front and back bearings, generator front and back bearings respectively as measurement point; The installation rate sensor; Installation position displacement sensor on high speed shaft; Planetary bearing is installed acceleration transducer before and after gear case; Specifically; As shown in Figure 1; The device of the utility model comprises computing machine, wavebook HSDA case, be installed on first acceleration transducer of wind-powered electricity generation set main shaft front end, be installed on second acceleration transducer on the end bearing before the wind-powered electricity generation set main shaft, be installed on the 3rd acceleration transducer on the wind-powered electricity generation set main shaft rear end bearing, be installed on the 4th acceleration transducer on the planetary stage bearing before the gear case, be installed on the slender acanthopanax speed pickup on the planetary stage bearing behind the gear case, be installed on the 6th acceleration transducer on the gearbox high-speed level bearing, be installed on the 7th acceleration transducer on the wind-powered electricity generation set engine room, be installed on the 8th acceleration transducer on the wind-powered electricity generation set tower frame, be installed on first speed pickup on the wind-powered electricity generation unit motor front bearing, be installed on second acceleration transducer on the wind-powered electricity generation unit motor rear bearing and be installed on the photoelectric displacement sensor on the gearbox high-speed axle; Said first acceleration transducer, second acceleration transducer, the 3rd acceleration transducer, the 4th acceleration transducer, slender acanthopanax speed pickup, the 6th acceleration transducer, the 7th acceleration transducer, the 8th acceleration transducer, first speed pickup, second speed sensor and photoelectric displacement sensor are connected with wavebook HSDA case respectively, and said wavebook HSDA case is connected with computing machine.
A concrete example; Wavebook HSDA case in the device adopts WaveBook/516E HSDA case; But multiple parameters such as measuring voltage, vibration, strain, frequency, temperature, numeral, automobile-used bus signals are supported several data collection, signal analysis software.
Each sensor is connected to wavebook/516E HSDA case by cable, utilizes network service between this wavebook/516E HSDA case and the computing machine.
During device work, the signal of each sensor collects signal through wavebook HSDA case, and carries out filtering, amplifies, and pre-service such as isolation are transferred to computing machine with signal.The Fault Diagnosis of Gear Case system that in computing machine, develops with the labview virtual software; Signal is stored in the local Sql server relevant database of computing machine; Signal reading module through the Fault Diagnosis of Gear Case system reads the data that are stored in the Sql server database, and signal analyse block is used various signal processing methods; Signal is diagnosed, drawn diagnosis report.
Claims (1)
1. wind-powered electricity generation unit Fault Diagnosis of Gear Case device; It is characterized in that; Comprise computing machine, wavebook HSDA case, be installed on wind-powered electricity generation set main shaft front end first acceleration transducer, be installed on second acceleration transducer on the end bearing before the wind-powered electricity generation set main shaft, be installed on the 3rd acceleration transducer on the wind-powered electricity generation set main shaft rear end bearing, be installed on the 4th acceleration transducer on the planetary stage bearing before the gear case, be installed on the slender acanthopanax speed pickup on the planetary stage bearing behind the gear case, be installed on the 6th acceleration transducer on the gearbox high-speed level bearing, be installed on the 7th acceleration transducer on the wind-powered electricity generation set engine room, be installed on the 8th acceleration transducer on the wind-powered electricity generation set tower frame, be installed on first speed pickup on the wind-powered electricity generation unit motor front bearing, be installed on second acceleration transducer on the wind-powered electricity generation unit motor rear bearing and be installed on the photoelectric displacement sensor on the gearbox high-speed axle; Said first acceleration transducer, second acceleration transducer, the 3rd acceleration transducer, the 4th acceleration transducer, slender acanthopanax speed pickup, the 6th acceleration transducer, the 7th acceleration transducer, the 8th acceleration transducer, first speed pickup, second speed sensor and photoelectric displacement sensor are connected with wavebook HSDA case respectively, and said wavebook HSDA case is connected with computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200924203U CN202453182U (en) | 2012-03-13 | 2012-03-13 | Fault diagnosis device of gearbox of wind generation set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200924203U CN202453182U (en) | 2012-03-13 | 2012-03-13 | Fault diagnosis device of gearbox of wind generation set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202453182U true CN202453182U (en) | 2012-09-26 |
Family
ID=46869037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200924203U Expired - Fee Related CN202453182U (en) | 2012-03-13 | 2012-03-13 | Fault diagnosis device of gearbox of wind generation set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202453182U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033359A (en) * | 2012-12-19 | 2013-04-10 | 西安交通大学 | Wind turbine generator main gear fault diagnosis method of multi-feature multilevel comprehensive judgment |
| CN103323237A (en) * | 2013-06-24 | 2013-09-25 | 合肥工业大学 | Device for testing dynamic characteristics of gear |
| CN103604601A (en) * | 2013-10-21 | 2014-02-26 | 浙江大学 | Fault diagnosis experiment platform based on wind power gearbox working condition simulation |
| CN104121178A (en) * | 2013-04-27 | 2014-10-29 | 青岛科技大学 | Fault diagnosis system and method for fuel delivery pump |
| CN106840660A (en) * | 2017-03-09 | 2017-06-13 | 哈尔滨理工大学 | A kind of Fault Diagnosis of Gear Case system based on Hilbert Huang conversion |
-
2012
- 2012-03-13 CN CN2012200924203U patent/CN202453182U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033359A (en) * | 2012-12-19 | 2013-04-10 | 西安交通大学 | Wind turbine generator main gear fault diagnosis method of multi-feature multilevel comprehensive judgment |
| CN103033359B (en) * | 2012-12-19 | 2015-10-28 | 西安交通大学 | A kind of main transmission in wind generating set method for diagnosing faults of multiple features Multilateral Comprehensive Judge |
| CN104121178A (en) * | 2013-04-27 | 2014-10-29 | 青岛科技大学 | Fault diagnosis system and method for fuel delivery pump |
| CN103323237A (en) * | 2013-06-24 | 2013-09-25 | 合肥工业大学 | Device for testing dynamic characteristics of gear |
| CN103604601A (en) * | 2013-10-21 | 2014-02-26 | 浙江大学 | Fault diagnosis experiment platform based on wind power gearbox working condition simulation |
| CN103604601B (en) * | 2013-10-21 | 2015-10-28 | 浙江大学 | Based on the fault diagnostic test platform of wind turbine gearbox Work condition analogue |
| CN106840660A (en) * | 2017-03-09 | 2017-06-13 | 哈尔滨理工大学 | A kind of Fault Diagnosis of Gear Case system based on Hilbert Huang conversion |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103343728A (en) | Wind generating set remote on-line multi-mode health state monitoring and fault diagnosis system | |
| CN104019000B (en) | The loading spectrum of wind power generating set is determined and perspective maintenance system | |
| CN202710100U (en) | Wind generating set remote on-line health state monitoring and fault diagnosing system | |
| CN103234585A (en) | Online monitoring and fault diagnosis system of large wind turbine units | |
| CN201311360Y (en) | Vibrating online monitoring failure diagnostic device | |
| CN104503399A (en) | Group stage wind power generator set state monitoring and fault diagnosis platform | |
| CN102434387A (en) | Draught fan detection and diagnosis system | |
| CN202453182U (en) | Fault diagnosis device of gearbox of wind generation set | |
| CN108331718A (en) | Wind turbines yaw system monitors mechanism and fault diagnosis system and method on-line | |
| CN202661241U (en) | Vibration test device for wind power gear box simulation | |
| CN108252873A (en) | A kind of wind power generating set online data monitoring and its system of Performance Evaluation | |
| CN103439109A (en) | Wind turbine generator set drive system fault early-warning method | |
| CN202326011U (en) | State-monitoring and fault-diagnosis system of wind-power set | |
| CN201820121U (en) | Centralized and remote monitoring and fault diagnosis system of wind turbine generator set | |
| CN104515677A (en) | Failure diagnosing and condition monitoring system for blades of wind generating sets | |
| CN201835985U (en) | Embedded monitoring instrument and wind generating set thereof | |
| CN104018988A (en) | Wind generating set monitoring system based on physical component model and real-time data | |
| CN102914359A (en) | Wind driven generator vibrator monitoring device and monitoring method | |
| CN105527568A (en) | Fault testing stand of wind generating set | |
| CN104564542A (en) | Fault diagnosis system and fault diagnosis method based on massive data technology | |
| CN204591656U (en) | Based on thermal power plant turbine pumping unit fault pre-alarming and the optimized maintenance system of industry internet | |
| CN203879690U (en) | Fault real-time pre-warning and smart control platform for wind power plant | |
| CN105508146B (en) | Yaw testing system of wind generating set | |
| CN202994473U (en) | Wind power generation unit vibration on-line monitoring and fault diagnosis system | |
| CN109281805B (en) | Multi-parameter measurement intelligent inspection system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20130313 |