CN201448194U - Fan vibration monitoring device based on information fusion technology - Google Patents
Fan vibration monitoring device based on information fusion technology Download PDFInfo
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- CN201448194U CN201448194U CN2009200334492U CN200920033449U CN201448194U CN 201448194 U CN201448194 U CN 201448194U CN 2009200334492 U CN2009200334492 U CN 2009200334492U CN 200920033449 U CN200920033449 U CN 200920033449U CN 201448194 U CN201448194 U CN 201448194U
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- acceleration transducer
- vibration
- transducer
- information fusion
- fusion technology
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- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a fan vibration monitoring device based on information fusion technology, which comprises an acceleration sensor 1 on a low speed bearing 7, an acceleration sensor 2 and an acceleration sensor 3 on a gear box 8, a velocity sensor 4 on a front bearing 9 of a generator 10, a velocity sensor 5 on a rear bearing 11 of the generator 10, and an acceleration sensor 6 on a cabin 12, wherein the acceleration sensors are connected with an input module 16 of a programmable logic controller (PLC) through electrical signals; a CPU module 14 of the PLC is connected with a touch screen 18 by a bus; and a network expansion module 15 is electrically connected with a switch 20 which is connected with a master control system 19. The fan vibration monitoring device conducts signal acquisition on each vibration source, analyzes and processes acquired signals, processes failure, observes the vibration condition of a fan through a monitoring interface of the touch screen, and has the advantages of accurate measurement, convenient installation, high precision, convenient monitoring and reliable control.
Description
Technical field
The utility model belongs to technical field of wind power generation, particularly a kind of fan vibration supervisory device based on information fusion technology.
Background technique
Current, the energy and environment problem is the pressing problem that the mankind face, and the short crisis of conventional energy resources such as coal, oil, rock gas grows in intensity, and the solar energy of environmental protection, tidal energy, biological energy source, geothermal power and wind energy equal energy source more and more are subject to people's attention.Wind-power electricity generation is the most important form of Wind Power Utilization, therefore being subjected to countries in the world in recent years pays much attention to, simultaneously in order to improve the competitive ability of wind-power market, the wind power generating set of different type of machines is also arisen at the historic moment, the wind power generating set of world developed country intention especially is a lot, such as the spiral wind turbine of U.S. Helix Wind company, the peace and quiet innovation wind-driven generator of Quietrevolution company, the huge snake wind turbine of sky and the super offshore wind turbine of the entrepreneur Doug Selsam model utility of California, the new meaning wind energy conversion system that also has the kite wind energy conversion system etc. of Britain's design to emerge in an endless stream.The general wind speed of wind-driven generator is at 3m/s～50m/s, and rotor speed reaches the interior generating of scope of 10r/min～25r/min, and surpassing this scope wind-driven generator will take measures.
Wind-driven generator can be divided into normal, unusual and three kinds of states of fault substantially in the process of operation.When wind-driven generator is in abnormal state,, will enters fault state and be easy to produce serious consequence if can not pinpoint the problems timely and overhaul.The mechanical vibration surveying is applied to seek vibration source, ocsillator strenght and reliability, and vibration isolation, damping, case studies such as travelling comfort are successfully applied to monitoring and control, forecast, identification and the analysis of failure aspect of important machinery in recent years again.The great like this efficient of machinery that improved is in reliability.Thereby analysis, measurement and processing that the wind-power electricity generation machine vibration is originated just seem very important.Wind-driven generator is in no worker monitor for a long time and surveys the field, needs reliable operation 20 years, belongs to big inertial device again.Vibration is very big for the influence of blower fan, and cumbersome for the processing of oscillating signal.
Comprise for the vibration source of wind-driven generator: fan vibration is because the rotation of draught fan impeller, the rotor unbalance of generator and wearing and tearing, rotor unbalance is one of main vibration source of fan vibration, reason owing to design and configuration aspects, make rotor that a mass eccentricity be arranged, when rotor rotates, the vibration that produces owing to action of centrifugal force that mass eccentricity produced, perhaps material is irregular, wearing and tearing in manufacturing alignment error and the using process, dust stratification etc. make the fan rotor central principal axis of inertia tend to depart from its spin axis.These inertial force can cause unnecessary additional kinetic pressure in moving system, finally all will pass on the block bearing of fan rotor.These size and Orientations have periodically variable inertial force will destroy the balance of fan rotor, make blower fan produce vibration and noise, quicken the damage of bearing, bearing seal part, the fang bolt of the loose or coupler of the ground of blower fan, motor is loosening, each coupling and axle exist the error of processing or fit on, and each has wearing and tearing or buckling phenomenon.According to statistics, the fault that rotor unbalance caused accounts for more than 80% of rotating machinery fault.In addition, also have the picture rolling bearing to damage, drivign belt damages, oil whirl and oil whip, and wind speed is too big, unstable, the reason of electric aspect, the vibration that aerodynamic force imbalance or blade angle cause etc.Secondly wind-driven generator in most cases generally is positioned at the windy and dusty zone of low temperature or south humidity and coastal high corrosion areas such as northwest, North China, northeast in China, and the position is all remoter.This environmental quality requires blower fan sensor to have characteristics such as good low-temperature resistance, high humility, anti-blown sand, corrosion-resistant, stable performance Maintenance free.Because wind-driven generator is in rugged environment, so for supervisory system very high requirement is arranged.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned the deficiencies in the prior art, to have proposed a kind of fan vibration supervisory device based on information fusion technology, have measure accurate, easy for installation, precision is high, monitoring is convenient, control reliable advantage.
To achieve these goals, the technical solution adopted in the utility model is: a kind of based on information fusion technology fan vibration supervisory system, include the acceleration transducer 1 that is arranged on the low speed bearing 7, be arranged on acceleration transducer 2 and acceleration transducer 3 on the gear-box 8, be arranged on the velocity transducer 4 on the fore bearing 9 of generator 10 and be arranged on the velocity transducer 5 on the rear bearing 11 of generator 10 and be arranged on acceleration transducer 6 on the cabin 12, acceleration transducer 1, acceleration transducer 2, acceleration transducer 3, velocity transducer 4, velocity transducer 5 and acceleration transducer 6 are connected with load module 16 electrical signal of programmable controller PLC, the CPU module CPU14 of programmable controller PLC is connected with touch screen 18 buses, extension of network module 15 is electrically connected with switchboard 20, and switchboard 20 is connected with master control system 19.
Described acceleration transducer 1, acceleration transducer 2, acceleration transducer 3, velocity transducer 4, velocity transducer 5 and acceleration transducer 6 operating temperature ranges are-40 ℃～+ 70 ℃, and adopt the mode of 3-M4 * 12 triangle flanges to install with corresponding parts.
Described acceleration transducer 6 is two-way piezoelectricity type.
Described acceleration transducer 6 also can be two piezoelectricity type vibration transducers, and one is used for measuring vibration longitudinally, and one is used for measuring horizontal vibration.
Described touch screen 18 has monitoring interface and the anxious manually-operable interface of stopping.
Described master control system 19 is equipped with the visual man-machine interface of control processing program, wincc of step7.
The utility model is measured for the many places vibration source owing to be provided with a plurality of acceleration transducers, and it is reliable to have information source, measures characteristic of accurate; Owing to selected piezoelectricity type industrial vibration sensor, had the high characteristics of measuring accuracy; Owing to selected the flange mode to install, have characteristics easy for installation, because the operating temperature of acceleration transducer has the wide characteristics of using scope in-40 ℃～+ 70 ℃ scopes; Since to individual acceleration transducer for signals collecting, make and have causality between the information, when carrying out vibrating failure diagnosis, carry out the fusion of testing signal, utilize information fusion technology, obtained accurate understanding to uncertain information, have measure accurate, easy for installation, precision is high, monitoring is convenient, control reliable advantage.
Description of drawings
Fig. 1 is provided with structural representation for the utility model sensor.
Fig. 2 is the utility model vibration monitor system figure.
Fig. 3 is the utility model monitoring process chart.
Embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and working principle are described in further detail.
Referring to Fig. 1, a kind of based on information fusion technology fan vibration supervisory system, include the acceleration transducer 1 that is arranged on the low speed bearing 7, be arranged on acceleration transducer 2 and acceleration transducer 3 on the gear-box 8, be arranged on the velocity transducer 4 on the fore bearing 9 of generator 10 and be arranged on the velocity transducer 5 on the rear bearing 11 of generator 10 and be arranged on acceleration transducer 6 on the cabin 12, acceleration transducer 1, acceleration transducer 2, acceleration transducer 3, velocity transducer 4, velocity transducer 5 and acceleration transducer 6 are connected with load module 16 electrical signal of programmable controller PLC, the CPU module CPU14 of programmable controller PLC is connected with touch screen 18 buses, extension of network module 15 is electrically connected with switchboard 20, switchboard 20 is connected with master control system 19. described acceleration transducer 1, acceleration transducer 2, acceleration transducer 3, velocity transducer 4, velocity transducer 5 and acceleration transducer 6 operating temperature ranges are-40 ℃～+ 70 ℃, and adopt the mode of 3-M4 * 12 triangle flanges to install with corresponding parts. acceleration transducer 6 is two-way piezoelectricity type, acceleration transducer 6 also can be two piezoelectricity type vibration transducers, one is used for measuring vibration longitudinally, and one is used for measuring horizontal vibration.
Referring to Fig. 2, acceleration transducer 1, acceleration transducer 2, acceleration transducer 3, velocity transducer 4, velocity transducer 5 and acceleration transducer 6 are connected with the CPU18 electrical signal of programmable controller PLC, the central processor CPU module 14 of programmable controller PLC is connected with touch screen 18 buses, extension of network module 15 is electrically connected with switchboard 20, switchboard 20 is connected with master control system 19, can show the situation in the wind power generating set running, can carry out emergency treatment at the scene, the vibration situation that master control system 19 can the remote monitoring wind-driven generator.
Described master control system 19 is equipped with the visual man-machine interface of control processing program, wincc of step7, step7 software carries out programmed process and judgement to information, exploit information integration technology judges accurately whether the vibration of wind-driven generator is overproof, problems such as vibration source, monitoring wind-power electricity generation machine vibration situation, and under the situation of wind-driven generator generation emergency, handle problems timely, safeguard, guarantee the reliable operation of blower fan.
Referring to Fig. 3, the signal that vibration transducer is gathered is through adopting filtering, demarcating and handle for signal; the exploit information integration technology is for the vibration source; direction is made analysis, judges at last whether each vibration source surpasses restriction, doing to report to the police above restriction and handling; there is not blower fan to continue operation; fault treatment judges whether it is catastrophe failure, and when glitch treated that blower fan is not worked, repair and maintenance was handled; catastrophe failure starts feathering device and braking device, does to shut down and handles.
Working principle of the present utility model is:
Acceleration transducer carries out signals collecting to each vibration source, and will collect the load module of signal input programmable controller PLC system, the exploit information integration technology is done analysing and processing for signal, handles for fault by the programmable controller output module at last.Simultaneously, touch screen can stop by the urgency that is provided with, monitoring interface, and the vibration situation that is used for observing blower fan, and in case of emergency, after the emergency stop button action, start exception handles.
Claims (6)
1. one kind based on information fusion technology fan vibration supervisory device, it is characterized in that, include the acceleration transducer (1) that is arranged on the low speed bearing (7), be arranged on acceleration transducer (2) and acceleration transducer (3) on the gear-box (8), be arranged on the velocity transducer (4) on the fore bearing (9) of generator (10) and be arranged on the velocity transducer (5) on the rear bearing (11) of generator (10) and be arranged on acceleration transducer (6) on the cabin (12), acceleration transducer (1), acceleration transducer (2), acceleration transducer (3), velocity transducer (4), velocity transducer (5) and acceleration transducer (6) are connected with load module (16) electrical signal of programmable controller PLC, the CPU module CPU (14) of programmable controller PLC is connected with touch screen (18) bus, extension of network module (15) is electrically connected with switchboard (20), and switchboard (20) is connected with master control system (19).
2. according to claim 1 a kind of based on information fusion technology fan vibration supervisory device, it is characterized in that, described acceleration transducer (1), acceleration transducer (2), acceleration transducer (3), velocity transducer (4), velocity transducer (5) and acceleration transducer (6) operating temperature range are-40 ℃～+ 70 ℃, and adopt the mode of 3-M4 * 12 triangle flanges to install with corresponding parts.
3. according to claim 1ly a kind ofly it is characterized in that based on information fusion technology fan vibration supervisory device described acceleration transducer (6) is two-way piezoelectricity type.
4. according to claim 1 a kind of based on information fusion technology fan vibration supervisory device, it is characterized in that, described acceleration transducer (6) also can be two piezoelectricity type vibration transducers, and one is used for measuring vibration longitudinally, and one is used for measuring horizontal vibration.
5. according to claim 1 a kind ofly it is characterized in that based on information fusion technology fan vibration supervisory device, described touch screen (18) has monitoring interface and the anxious manually-operable interface of stopping.
6. according to claim 1 a kind ofly it is characterized in that based on information fusion technology fan vibration supervisory device, described master control system (19) is equipped with the visual man-machine interface of control processing program, wincc of step7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200334492U CN201448194U (en) | 2009-06-08 | 2009-06-08 | Fan vibration monitoring device based on information fusion technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200334492U CN201448194U (en) | 2009-06-08 | 2009-06-08 | Fan vibration monitoring device based on information fusion technology |
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| CN201448194U true CN201448194U (en) | 2010-05-05 |
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| CN2009200334492U Expired - Fee Related CN201448194U (en) | 2009-06-08 | 2009-06-08 | Fan vibration monitoring device based on information fusion technology |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042166A (en) * | 2010-11-25 | 2011-05-04 | 华锐风电科技(集团)股份有限公司 | Vibration detecting device of wind power generating set and method thereof |
| AU2010201618A1 (en) * | 2010-02-12 | 2011-09-01 | Mitsubishi Heavy Industries, Ltd. | Handy terminal for wind turbine generator, wind turbine generator, and wind power site |
| US8269366B2 (en) | 2010-02-18 | 2012-09-18 | Mitsubishi Heavy Industries, Ltd. | Handy terminal for wind turbine generator |
| CN102981446A (en) * | 2012-12-03 | 2013-03-20 | 国家电网公司 | Workbench vibration monitoring system controlled by programmable controller |
| CN106917769A (en) * | 2017-04-25 | 2017-07-04 | 李晓平 | A kind of fan vibration supervising device |
| CN108700039A (en) * | 2016-02-25 | 2018-10-23 | 可再生能源欧洲股份公司 | Method for the vibrational state for monitoring wind-driven generator |
| CN109026553A (en) * | 2018-07-20 | 2018-12-18 | 许继集团有限公司 | Vibration sensor, data screening and direction determination process, fan monitor system |
-
2009
- 2009-06-08 CN CN2009200334492U patent/CN201448194U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2010201618A1 (en) * | 2010-02-12 | 2011-09-01 | Mitsubishi Heavy Industries, Ltd. | Handy terminal for wind turbine generator, wind turbine generator, and wind power site |
| AU2010201618B2 (en) * | 2010-02-12 | 2012-11-08 | Mitsubishi Heavy Industries, Ltd. | Handy terminal for wind turbine generator, wind turbine generator, and wind power site |
| US8269366B2 (en) | 2010-02-18 | 2012-09-18 | Mitsubishi Heavy Industries, Ltd. | Handy terminal for wind turbine generator |
| AU2010201616B2 (en) * | 2010-02-18 | 2012-12-13 | Mitsubishi Heavy Industries, Ltd. | Handy terminal for wind turbine generator |
| CN102042166A (en) * | 2010-11-25 | 2011-05-04 | 华锐风电科技(集团)股份有限公司 | Vibration detecting device of wind power generating set and method thereof |
| CN102042166B (en) * | 2010-11-25 | 2012-12-26 | 华锐风电科技(集团)股份有限公司 | Vibration detecting device of wind power generating set and method thereof |
| CN102981446A (en) * | 2012-12-03 | 2013-03-20 | 国家电网公司 | Workbench vibration monitoring system controlled by programmable controller |
| CN108700039A (en) * | 2016-02-25 | 2018-10-23 | 可再生能源欧洲股份公司 | Method for the vibrational state for monitoring wind-driven generator |
| CN108700039B (en) * | 2016-02-25 | 2019-11-05 | 可再生能源欧洲股份公司 | The method of wind-driven generator and the vibrational state for monitoring wind-driven generator |
| US10465661B2 (en) | 2016-02-25 | 2019-11-05 | Innogy Se | Method for monitoring the vibrational state of a wind turbine |
| CN106917769A (en) * | 2017-04-25 | 2017-07-04 | 李晓平 | A kind of fan vibration supervising device |
| CN109026553A (en) * | 2018-07-20 | 2018-12-18 | 许继集团有限公司 | Vibration sensor, data screening and direction determination process, fan monitor system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20131220 Granted publication date: 20100505 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20140620 Granted publication date: 20100505 |
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| PP01 | Preservation of patent right |
Effective date of registration: 20140620 Granted publication date: 20100505 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20141220 Granted publication date: 20100505 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100505 Termination date: 20160608 |