CN102937523A - Fan gearbox working condition detection and fault diagnosis system - Google Patents
Fan gearbox working condition detection and fault diagnosis system Download PDFInfo
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- CN102937523A CN102937523A CN2012104387828A CN201210438782A CN102937523A CN 102937523 A CN102937523 A CN 102937523A CN 2012104387828 A CN2012104387828 A CN 2012104387828A CN 201210438782 A CN201210438782 A CN 201210438782A CN 102937523 A CN102937523 A CN 102937523A
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Abstract
The invention discloses a fan gearbox working condition detection and fault diagnosis system which comprises a temperature sensor, a vibration sensor, a noise sensor, a signal preprocessing card, a signal acquiring card, a programmable logic controller (PLC) and an industrial personal computer. The fan gearbox working condition detection and fault diagnosis system performs condition monitoring on operating characteristics of a gearbox, performs monitoring and recording at regular intervals, finds hidden dangers in time, can find out reasons leading to problems, and adopts measures correspondingly to solve the problems.
Description
Technical field
The invention belongs to the fan condition detection field, relate in particular to a kind of gear case of blower duty and detect and fault diagnosis system.
Background technology
From the fault that wind-driven generator group wheel box occurs at present, the damage of gear, parts of bearings mainly contains the wearing and tearing of several situations: adhesion wear, corrosive wear, Surface fatigue wear, fretting wear and cavitation erosion.After these wearing and tearing occur; gently then metal particle meeting pollution lubricating agent; affect the power transmission; produce noise; cause flank of tooth heavy wear or fracture; bearing enclose or ball damage, and serious can't rotate unit and thoroughly shutdown, therefore need a kind of gear case of blower duty to detect and fault diagnosis system.
Summary of the invention
The object of the present invention is to provide a kind of gear case of blower duty to detect and fault diagnosis system.
The technical scheme that realizes above-mentioned purpose is: a kind of gear case of blower duty detects and fault diagnosis system, comprising: temperature sensor, vibration transducer, noise transducer, signal pre-treatment card, data acquisition card, PLC and industrial computer.
Above-mentioned gear case of blower duty detects and fault diagnosis system, and wherein, described temperature sensor is used for gathering the temperature signal of gear case, bearing and lubricating oil.
Above-mentioned gear case of blower duty detects and fault diagnosis system, and wherein, described vibration transducer is used for gathering the vibration signal of gear case, bearing and lubricating oil.
Above-mentioned gear case of blower duty detects and fault diagnosis system, and wherein, described noise transducer is used for gathering the noise signal of gear case, bearing and lubricating oil.
Above-mentioned gear case of blower duty detects and fault diagnosis system, wherein, described signal pre-treatment card to sensor output signal amplify, filtering processes.
Above-mentioned gear case of blower duty detects and fault diagnosis system, and wherein, described data acquisition card is processed output signal to signal pre-treatment card and carried out digital-to-analog conversion and collection.
Above-mentioned gear case of blower duty detects and fault diagnosis system, and wherein, described PLC carries out data to be processed, and sends measurement result to industrial computer by the RS485 network.
Above-mentioned gear case of blower duty detects and fault diagnosis system, and wherein, described industrial computer shows measurement result.
The invention has the beneficial effects as follows: the present invention carries out status monitoring to the operation characteristic of gear case, regularly monitors, record, in time scents a hidden danger, and can find out the reason that causes problem to occur, and corresponding taking measures solved.
Description of drawings
Fig. 1 is structural representation of the present invention.
Embodiment
The invention will be further described below in conjunction with accompanying drawing.
Please refer to Fig. 1, provided embodiments of the present invention among the figure, present embodiment gear case of blower duty detects and fault diagnosis system comprises temperature sensor 1, vibration transducer 2, noise transducer 3, signal pre-treatment card 4, data acquisition card 5, PLC 6 and industrial computer 7.
Temperature sensor 1 is used for gathering the temperature signal of gear case, bearing and lubricating oil, uses thermopair in the present embodiment.
4 pairs of sensor output signals of signal pre-treatment card amplify, filtering is processed, and adopt A100CD in the present embodiment.
5 pairs of signal pre-treatments of data acquisition card card 4 is processed output signals and is carried out digital-to-analog conversion and collection, adopts 800MHz, 16 data acquisition card in the present embodiment.
PLC6 carries out data to be processed, and sends measurement result to industrial computer 7 by network, adopts S7-200 in the present embodiment.
Principle of the present invention is: utilize the real-time control ability of PLC to come each duty of detection of gear case, then utilize the data calculating of industrial computer and the duty that gear case was monitored, recorded to analysis ability, realization is carried out status monitoring to the operation characteristic of gear case, regularly monitor, record, in time scent a hidden danger.
Below embodiment has been described in detail the present invention by reference to the accompanying drawings, and those skilled in the art can make the many variations example to the present invention according to the above description.Thereby some details among the embodiment should not consist of limitation of the invention, and the scope that the present invention will define with appended claims is as protection scope of the present invention.
Claims (4)
1. a gear case of blower duty detects and fault diagnosis system, it is characterized in that, comprises temperature sensor, vibration transducer, noise transducer, signal pre-treatment card, data acquisition card, PLC and industrial computer.
2. gear case of blower duty according to claim 1 detects and fault diagnosis system, it is characterized in that, described signal pre-treatment card to sensor output signal amplify, filtering processes.
3. gear case of blower duty according to claim 1 detects and fault diagnosis system, it is characterized in that, described data acquisition card is processed output signal to signal pre-treatment card and carried out digital-to-analog conversion and collection.
4. gear case of blower duty according to claim 1 detects and fault diagnosis system, it is characterized in that, communicates by RS485 between described PLC and the industrial computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012104387828A CN102937523A (en) | 2012-11-06 | 2012-11-06 | Fan gearbox working condition detection and fault diagnosis system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012104387828A CN102937523A (en) | 2012-11-06 | 2012-11-06 | Fan gearbox working condition detection and fault diagnosis system |
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| CN102937523A true CN102937523A (en) | 2013-02-20 |
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| CN2012104387828A Pending CN102937523A (en) | 2012-11-06 | 2012-11-06 | Fan gearbox working condition detection and fault diagnosis system |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103743563A (en) * | 2013-08-13 | 2014-04-23 | 华北电力大学（保定） | Fan gear box space failure predicating method based on temperature data |
| CN104374568A (en) * | 2013-08-13 | 2015-02-25 | 南车戚墅堰机车车辆工艺研究所有限公司 | Gearbox test bed |
| CN105352728A (en) * | 2015-11-30 | 2016-02-24 | 上汽通用五菱汽车股份有限公司 | System and method for detecting vibration performance of mating gear |
| CN106124193A (en) * | 2016-05-30 | 2016-11-16 | 宁波诺丁汉大学 | Gearbox fault detection method in conjunction with vibrations with sound wave monitoring |
| CN106773988A (en) * | 2016-12-30 | 2017-05-31 | 西安景辉信息科技有限公司 | It is a kind of to be imaged continuous collecting system and acquisition method with gear-box wear particle |
| 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 |
| CN107934406A (en) * | 2018-01-08 | 2018-04-20 | 南通奥普机械工程有限公司 | The buffering chain sprocket structure of scraper-type reclaimer |
| CN112161806A (en) * | 2020-09-18 | 2021-01-01 | 深圳市水务科技有限公司 | Fault monitoring method and fault monitoring device for fan |
| CN114001890A (en) * | 2021-10-25 | 2022-02-01 | 河北白沙烟草有限责任公司 | Method, system, terminal and storage medium for monitoring condition of rolling connection equipment based on vibration and noise data analysis |
| CN114237145A (en) * | 2021-11-22 | 2022-03-25 | 浙江华章科技有限公司 | Gear box temperature and vibration analysis and maintenance system |
| CN117170304A (en) * | 2023-11-03 | 2023-12-05 | 傲拓科技股份有限公司 | PLC remote monitoring control method and system based on industrial Internet of things |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103743563A (en) * | 2013-08-13 | 2014-04-23 | 华北电力大学（保定） | Fan gear box space failure predicating method based on temperature data |
| CN104374568A (en) * | 2013-08-13 | 2015-02-25 | 南车戚墅堰机车车辆工艺研究所有限公司 | Gearbox test bed |
| CN103743563B (en) * | 2013-08-13 | 2016-01-06 | 华北电力大学（保定） | A kind of gear case of blower subspace failure prediction method based on temperature data |
| CN105352728A (en) * | 2015-11-30 | 2016-02-24 | 上汽通用五菱汽车股份有限公司 | System and method for detecting vibration performance of mating gear |
| CN106124193A (en) * | 2016-05-30 | 2016-11-16 | 宁波诺丁汉大学 | Gearbox fault detection method in conjunction with vibrations with sound wave monitoring |
| CN106773988A (en) * | 2016-12-30 | 2017-05-31 | 西安景辉信息科技有限公司 | It is a kind of to be imaged continuous collecting system and acquisition method with gear-box wear particle |
| 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 |
| CN107934406A (en) * | 2018-01-08 | 2018-04-20 | 南通奥普机械工程有限公司 | The buffering chain sprocket structure of scraper-type reclaimer |
| CN112161806A (en) * | 2020-09-18 | 2021-01-01 | 深圳市水务科技有限公司 | Fault monitoring method and fault monitoring device for fan |
| CN114001890A (en) * | 2021-10-25 | 2022-02-01 | 河北白沙烟草有限责任公司 | Method, system, terminal and storage medium for monitoring condition of rolling connection equipment based on vibration and noise data analysis |
| CN114237145A (en) * | 2021-11-22 | 2022-03-25 | 浙江华章科技有限公司 | Gear box temperature and vibration analysis and maintenance system |
| CN117170304A (en) * | 2023-11-03 | 2023-12-05 | 傲拓科技股份有限公司 | PLC remote monitoring control method and system based on industrial Internet of things |
| CN117170304B (en) * | 2023-11-03 | 2024-01-05 | 傲拓科技股份有限公司 | PLC remote monitoring control method and system based on industrial Internet of things |
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Application publication date: 20130220 |