CN104374311A - Displacement monitoring system of wind driven generator - Google Patents
Displacement monitoring system of wind driven generator Download PDFInfo
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- CN104374311A CN104374311A CN201410662691.1A CN201410662691A CN104374311A CN 104374311 A CN104374311 A CN 104374311A CN 201410662691 A CN201410662691 A CN 201410662691A CN 104374311 A CN104374311 A CN 104374311A
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- aerogenerator
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- current vortex
- vortex sensor
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Abstract
The invention relates to a displacement monitoring system of a wind driven generator. The displacement monitoring system comprises a first eddy current transducer, a second eddy current transducer, a data collection device, a server, a data browser and a power supply. The first eddy current transducer is fixedly installed on the radial position of the wind driven generator, and the second eddy current transducer is fixedly installed on the axial position of the wind driven generator; the first eddy current transducer and the second eddy current transducer are connected with the data collection device through data lines; the data collection device is in communication with the server through a local area network; the data browser is in communication with the server through the local area network, the power supply is connected with and supplies power to the data collection device, the server and the data browser. According to the displacement monitoring system of the wind driven generator, displacement of the generator can be displayed to a user in a data and graph mode, so the user can make decisions according to the observed data and graphs and then maintain the generator specifically, and accordingly the utilization rate of the generator is improved, and resources and costs are saved.
Description
Technical field
The present invention relates to technical field of wind power generation, particularly about a kind of aerogenerator system for monitoring displacement.
Background technology
Cause wind power generating set utilization factor is low, cost is high one of the main reasons to be maintenance and the replacing of generator, the maintenance of generator and replacement cycle are very long, the resource that the maintenance period is wasted and manpower inestimable especially.
At present, in order to reduce the maintenance frequency to generator, extend the replacing construction of generator, the mode of centering, maintenance is regularly carried out in many employings to generator, doing like this is the frequency that can reduce generator failure to a certain extent, but just causes the waste of resource for those generators originally not needing maintenance.Therefore, the shifting amount of aerogenerator is monitored and the judgement made according to Monitoring Data in advance and then targetedly aerogenerator is safeguarded, become one of key factor affecting Wind turbines utilization factor and O&M cost.
Summary of the invention
For the problems referred to above, the object of this invention is to provide a kind of aerogenerator system for monitoring displacement that can carry out real-time state monitoring and diagnosis under not stopped status to aerogenerator.
For realizing above-mentioned technical purpose, the present invention takes following technical scheme: a kind of aerogenerator system for monitoring displacement, and it comprises the first current vortex sensor, the second current vortex sensor, data collector, server, data browser and power supply;
Described first current vortex sensor is fixedly mounted on described aerogenerator radial position, and described second current vortex sensor is fixedly mounted on aerogenerator axial location; Described first current vortex sensor is connected described data collector with the second current vortex sensor respectively by a data line; Described data collector carries out communication by LAN (Local Area Network) and described server; Described data browser carries out communication by LAN (Local Area Network) and described server; Described power supply connects described data collector, described server and described data browser respectively for power supply.
Described first current vortex sensor is fixedly mounted on or 3 positions of described aerogenerator radial direction at 9.
Described second current vortex sensor is fixedly mounted on or 12 positions of described aerogenerator axis at 6.
Each data line described adopts two-wire system.
Described data collector adopts data acquisition and monitoring station, and the input end at described data acquisition and monitoring station also connects the master control system of described aerogenerator.
A protective relaying device is also provided with between described data collector and described power supply.
The present invention is owing to taking above technical scheme, it has the following advantages: 1, the present invention is owing to arranging current vortex sensor respectively in the axis of aerogenerator and radial direction, and the signal that current vortex sensor detects the most at last shows user with the form of data and collection of illustrative plates, make user to judge according to observed data and collection of illustrative plates and then to safeguard aerogenerator targetedly, not only increase the utilization factor of aerogenerator and saved resource and cost.2, the present invention is owing to adopting the data acquisition and monitoring station that can connect aerogenerator master control system, make the present invention can obtain the signal such as rotating speed, power of aerogenerator while obtaining aerogenerator displacement signal, by analyzing all data relevant to aerogenerator, and then the running status of aerogenerator can be judged accurately like this.3, the present invention by being provided with protective relaying device between data collector and power supply; when making in the unexpected power-off of aerogenerator or have big current to scurry into; in time data collector and power connection points are disconnected, play the effect of protected data harvester.The present invention can be widely used in the monitoring to aerogenerator displacement.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
As shown in Figure 1, aerogenerator system for monitoring displacement of the present invention comprises the first current vortex sensor 1, second current vortex sensor 2, data collector 3, server 4, data browser 5 and power supply; Wherein, first current vortex sensor 1 is fixedly mounted on aerogenerator 6 radial position, for obtaining the radial-play signal of aerogenerator 6, second current vortex sensor 2 is fixedly mounted on aerogenerator 6 axial location, for obtaining the axial float signal of aerogenerator 6, first current vortex sensor 1 and the second current vortex sensor 2 are respectively by a data line connection data harvester 3, and data collector 3 is for gathering the first current vortex sensor 1 and the second current vortex sensor 2 data; Data collector 3 carries out communication by LAN (Local Area Network) and server 4, and server 4 processes for the data gathered data collector 3, and stores with the form of data and collection of illustrative plates result; Data browser 5 carries out communication by LAN (Local Area Network) and server 4, and data browser 5 is for checking the data that server 4 stores and collection of illustrative plates; Power supply respectively connection data harvester 3, server 4 and data browser 5 for powering to above-mentioned device.
In above-described embodiment, the first current vortex sensor 1 can be fixedly mounted on or 3 positions of aerogenerator 6 radial direction at 9.
In above-described embodiment, the second current vortex sensor 2 can be fixedly mounted on or 12 positions of aerogenerator 6 axis at 6.
In above-described embodiment, each data line can adopt two-wire system.
In above-described embodiment; also protective relaying device is provided with between data collector 3 and power supply; in aerogenerator 6 power-off suddenly or when having big current to scurry into, in time data collector 3 and power connection points are disconnected, play the effect of protected data harvester 3.
In above-described embodiment, data collector 3 can adopt data acquisition and monitoring station, and the input end at data acquisition and monitoring station can also connect the master control system of aerogenerator 6, checks for user for the signal such as rotating speed, power obtaining aerogenerator 6; According to actual needs, data acquisition and monitoring station can be placed in caisson.
When the present invention uses, the misalignment of the first current vortex sensor 1 and the second current vortex sensor 2 pairs of aerogenerators 6 is monitored, namely the radial-play signal of aerogenerator 6 is sent to data acquisition and monitoring station by the first current vortex sensor 1, meanwhile, the axial float signal of aerogenerator 6 is sent to data acquisition and monitoring station by the second current vortex sensor 2; The radial-play data of the aerogenerator 6 of collection and axial float data are sent to presence server 4 by data acquisition and monitoring station, server 4 will receive data analysis process by LAN (Local Area Network), and result is stored with the form of data and collection of illustrative plates, user adopts data browser 5 check by LAN (Local Area Network) data and collection of illustrative plates that server 4 stores and judge the operation conditions of aerogenerator 6 according to data and collection of illustrative plates.
Above-described embodiment is only for illustration of the present invention; wherein the structure of each parts, connected mode and manufacture craft etc. all can change to some extent; every equivalents of carrying out on the basis of technical solution of the present invention and improvement, all should not get rid of outside protection scope of the present invention.
Claims (7)
1. an aerogenerator system for monitoring displacement, is characterized in that: it comprises the first current vortex sensor, the second current vortex sensor, data collector, server, data browser and power supply;
Described first current vortex sensor is fixedly mounted on described aerogenerator radial position, and described second current vortex sensor is fixedly mounted on aerogenerator axial location; Described first current vortex sensor is connected described data collector with the second current vortex sensor respectively by a data line; Described data collector carries out communication by LAN (Local Area Network) and described server; Described data browser carries out communication by LAN (Local Area Network) and described server; Described power supply connects described data collector, described server and described data browser respectively for power supply.
2. a kind of aerogenerator system for monitoring displacement as claimed in claim 1, is characterized in that: described first current vortex sensor is fixedly mounted on or 3 positions of described aerogenerator radial direction at 9.
3. a kind of aerogenerator system for monitoring displacement as claimed in claim 1, is characterized in that: described second current vortex sensor is fixedly mounted on or 12 positions of described aerogenerator axis at 6.
4. a kind of aerogenerator system for monitoring displacement as claimed in claim 2, is characterized in that: described second current vortex sensor is fixedly mounted on or 12 positions of described aerogenerator axis at 6.
5. a kind of aerogenerator system for monitoring displacement as claimed in claim 1 or 2 or 3 or 4, is characterized in that: each data line described adopts two-wire system.
6. a kind of aerogenerator system for monitoring displacement as claimed in claim 1 or 2 or 3 or 4, it is characterized in that: described data collector adopts data acquisition and monitoring station, and the input end at described data acquisition and monitoring station also connects the master control system of described aerogenerator.
7. a kind of aerogenerator system for monitoring displacement as claimed in claim 1 or 2 or 3 or 4, is characterized in that: be also provided with a protective relaying device between described data collector and described power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410662691.1A CN104374311A (en) | 2014-11-19 | 2014-11-19 | Displacement monitoring system of wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410662691.1A CN104374311A (en) | 2014-11-19 | 2014-11-19 | Displacement monitoring system of wind driven generator |
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| Publication Number | Publication Date |
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| CN104374311A true CN104374311A (en) | 2015-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201410662691.1A Pending CN104374311A (en) | 2014-11-19 | 2014-11-19 | Displacement monitoring system of wind driven generator |
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| CN (1) | CN104374311A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108240305A (en) * | 2018-03-29 | 2018-07-03 | 珠海市鑫世达测控技术有限公司 | Generator centering monitors system and method |
| CN114018143A (en) * | 2021-09-23 | 2022-02-08 | 华能伊敏煤电有限责任公司 | Device and method for measuring axial displacement and radial vibration of engine crankshaft |
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| US20060070435A1 (en) * | 2003-02-03 | 2006-04-06 | Lemieux David L | Method and apparatus for condition-based monitoring of wind turbine components |
| CN103195728A (en) * | 2013-03-22 | 2013-07-10 | 济钢集团有限公司 | Large-scale fan on-line monitoring and diagnosing system |
| CN203117391U (en) * | 2013-01-14 | 2013-08-07 | 天津震东润科智能科技有限公司 | Wind driven generator condition monitoring and intelligent analysis system |
| CN104154853A (en) * | 2014-08-26 | 2014-11-19 | 上海瑞视仪表电子有限公司 | Method for measuring wind driven generator air gap through eddy current sensors |
| CN204283757U (en) * | 2014-11-19 | 2015-04-22 | 中节能（甘肃）风力发电有限公司 | Wind-driven generator system for monitoring displacement |
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2014
- 2014-11-19 CN CN201410662691.1A patent/CN104374311A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060070435A1 (en) * | 2003-02-03 | 2006-04-06 | Lemieux David L | Method and apparatus for condition-based monitoring of wind turbine components |
| CN203117391U (en) * | 2013-01-14 | 2013-08-07 | 天津震东润科智能科技有限公司 | Wind driven generator condition monitoring and intelligent analysis system |
| CN103195728A (en) * | 2013-03-22 | 2013-07-10 | 济钢集团有限公司 | Large-scale fan on-line monitoring and diagnosing system |
| CN104154853A (en) * | 2014-08-26 | 2014-11-19 | 上海瑞视仪表电子有限公司 | Method for measuring wind driven generator air gap through eddy current sensors |
| CN204283757U (en) * | 2014-11-19 | 2015-04-22 | 中节能（甘肃）风力发电有限公司 | Wind-driven generator system for monitoring displacement |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108240305A (en) * | 2018-03-29 | 2018-07-03 | 珠海市鑫世达测控技术有限公司 | Generator centering monitors system and method |
| CN114018143A (en) * | 2021-09-23 | 2022-02-08 | 华能伊敏煤电有限责任公司 | Device and method for measuring axial displacement and radial vibration of engine crankshaft |
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Application publication date: 20150225 |
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