CN101545828A - Independent sensing system for a winding turbine - Google Patents
Independent sensing system for a winding turbine Download PDFInfo
- Publication number
- CN101545828A CN101545828A CNA2009101288119A CN200910128811A CN101545828A CN 101545828 A CN101545828 A CN 101545828A CN A2009101288119 A CNA2009101288119 A CN A2009101288119A CN 200910128811 A CN200910128811 A CN 200910128811A CN 101545828 A CN101545828 A CN 101545828A
- Authority
- CN
- China
- Prior art keywords
- wind turbine
- sensor
- group
- current source
- sensing device
- 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.)
- Pending
Links
Images
Abstract
The invention relates to an independent sensing system for a winding turbine, in particular to a wireless sensing device (300) for use in a wind turbine (100) having a sensor (407) capable of measuring one or more parameters for wind turbine operation. The sensing device (407) also comprises a transmission device (405) capable of wirelessly transmitting one or more signals (305) corresponding to the one or more measured parameters to a controller (303). An independent power source (403) is included to power the transmission device (405) and the sensor (407). The invention also discloses a method and a system for operating and monitoring wind turbine operation.
Description
Technical field
The present invention relates generally to the operation of whirligig, for example the operation of wind turbine.More specifically, the present invention relates to require the operation of whirligig that various parameters are measured.
Background technology
Recently, wind turbine has obtained more concern as Environmental security and relatively cheap substitute energy.Along with this growing interest, people have made a considerable effort develops reliable and effective wind turbine.
Usually, wind turbine comprises the rotor with a plurality of blades.Rotor is installed in the shell or cabin that is positioned at truss or tubular tower top of the trellis.The wind turbine of public level (that is, design be used for providing to utility network the wind turbine of electric power) can have big rotor (for example, length reaches 30 meters or longer).In addition, wind turbine typically is installed at least up on 60 meters the pylon.Near and/or monitor these larger wind turbines be the difficulty and/or expensive, wind turbine installation place especially across the sea.When the length of blade on the increase wind turbine, need the additional parameter of monitoring come adjusting vane to realize maximal efficiency and the unit weight cost that reduces blade assembly.The information of relevant specific run parameter can strengthen the operation and/or the maintenance of wind turbine.For example, can measure blade acceleration on a plurality of directions.Acceleration information can provide some information about operation, for example the noise of blade generation.In addition, measurable other operational factor comprises aerodynamic stalling, temperature, acting force and/or mechanical deflection.These parameters can be used for monitoring blade, increase energy yield, prolong leaf longevity.
Past, measure specific operational factor and comprise blade situation and characteristic, very difficult always.Along with the increase of sizes of wind turbines, need longer blade.For effective monitoring and adjusting vane, must measure on the blade and/or in blade.
In addition, wired sensing system has thunderbolt can arrive the more defective of sensory system along wire spread, causes the infringement to wind turbine and wind turbine system.Adopt fibre system and sensor communication to be not easy to handle and costliness.In addition, optical fiber or electric wire must extend on the blade from rotor.Introducing these leads needs slip ring and has increased component costs and maintenance cost.
Therefore, need a kind ofly measure the wind turbine blade parameter and transmit data so that device, the method and system that can carry out efficient control and monitor, this device, method and system can stand and the relevant condition of wind turbine operation, and comprise the risk of destroying visual plant in the wind turbine when reducing or eliminating thunderbolt, and the yield that increases wind turbine.
Summary of the invention
One aspect of the present invention comprises a kind of wireless sensing device that is used for wind turbine, and it has the sensor that can measure the one or more parameters that are used for the wind turbine operation.This sensing device also comprises and can will transfer to the transmitting device of controller corresponding to one or more one or more signal wireless that record parameter.Independent current source is included, in order to provide electric power to transmitting device and sensor.
Another aspect of the present invention comprises a kind of wind turbine supervisory system.This system comprises and being configured in order to the controller, wind turbine components of operation wind turbine and with respect to the wind turbine components arrangement with arrange the wireless sensing device that is used for one or more parameters of wind turbine operation with sensing.This wireless sensing device comprises the sensor that can measure one or more parameters and can will transfer to the transmitting device of controller corresponding to one or more one or more signal wireless that record parameter.Independent current source is included, in order to provide electric power to transmitting device and sensor.
Another aspect of the present invention comprises a kind of method that is used to move wind turbine.This method comprises provides controller, the wind turbine components that is configured in order to the operation wind turbine, and with respect to the wind turbine components arrangement with arrange the wireless sensing device that is used for one or more parameters of wind turbine operation with sensing.This wireless sensing device comprises sensor, the transmitting device that can measure the one or more parameters that are used for wind turbine operation, and the independent current source that electric power is provided to transmitting device and sensor.These one or more parameters adopt sensor to measure and transfer to controller.These one or more parameter control devices of wind turbine utilization response move.
Embodiments of the invention comprise a kind of device based on radio frequency, system and method, and it has independently power supply, allow wireless transmission on the member of wind turbine or in it by measured value that sensor obtained.The use of independent current source and transmitting information wirelessly allows wireless sensing device that the information of relevant operational factor is provided, and prevents from simultaneously or eliminate thunderbolt to propagate on the wind turbine important control device or member, especially on the blade.
An advantage of the present invention is to comprise a kind of supervisory system of safeguarding of seldom even not needing.
In addition, this system is cheap and can utilize radio communication, and this allows the dirigibility aspect wind turbine machine monitoring and operation.
In addition, this system provide a kind of can be at wind turbine consideration blade parameter in service so that the method for efficient operation to be provided.
To the more detailed description of preferred embodiment and in conjunction with the accompanying drawing that is used for the example explanation principle of the invention, other features and advantages of the present invention will become better understood according to hereinafter.
Description of drawings
Fig. 1 is the side view of wind turbine according to an embodiment of the invention.
Fig. 2 is the cut-open view in cabin according to an embodiment of the invention.
Fig. 3 is the front elevation of wind turbine according to an embodiment of the invention.
Fig. 4 is the synoptic diagram of wireless sensing device according to an embodiment of the invention.
Fig. 5 is for having the cut-open view in the cabin that is installed in the wireless device on the slow-speed shaft according to an embodiment of the invention.
Whenever possible, in all views, identical reference number is represented same or analogous parts.
Embodiment
With reference now to Fig. 1,, wind turbine 100 generally includes the cabin 102 that holds generator (Fig. 1 is not shown).Cabin 102 is installed in the top of high tower 104, and Fig. 1 only illustrates its part.The height of pylon 104 is selected according to factor known in the art and condition, its height can reach 100 meters or more than.Wind turbine 100 can be installed in any can leading on the landform with expected wind speed condition.This landform can greatly change, and can include but not limited to mountain range landform or position, sea.Wind turbine 100 also comprises rotor 106, and this rotor 106 comprises the one or more blades 108 that are attached on the rotary hub 110.Comprise three blades 108 though be shown in the wind turbine 100 of Fig. 1, the present invention does not have concrete restriction to the quantitative requirement of spinner blade 108.
As shown in Figure 2, various members are contained in the cabin 102 at pylon 104 tops that are arranged in wind turbine 100.For example, the inclination of the variable-vane of drive hub 110 inclination (pitch) drive unit 114 controllable blade 108 (not shown among Fig. 2) under wind action.Wheel hub 110 can be configured in order to receiving three blades, but other structure also can be the blade that utilizes any amount.In some structure, the inclination of blade 108 is controlled separately by blade lean drive unit 114 respectively.Wheel hub 110 and blade 108 constitute wind turbine rotor 106 together.Pitch gear assembly 115 is by the annular of blade lean drive unit 114 drivings and the arrangement of gears of pinion wheel, has the circular pinion assembly 135 that engages with ring-shaped component 137.Ring-shaped component 137 is for having the single gear of a plurality of gear teeth, and these gear teeth are arranged with arc roughly and arranged and be connected on the blade 108 in the mode of the inclination that allows adjusting vane 108.The tooth mesh of the gear teeth of pinion assemblies 135 and ring-shaped component 137, and will be converted into rotatablely moving of ring-shaped component 137 by pinion assemblies 135 by rotatablely moving of being provided of reclining drive device 114, this rotatablely moves corresponding to the pitch angle of blade 108.The wind-force that is delivered to blade 108 and rotor 106 is regulated at the pitch angle, thereby allows control rotational speed and torque.
The power train of wind turbine comprises via main bearing 130 and is connected to main rotor shaft 116 (being also referred to as " slow-speed shaft ") on the wheel hub 110, and (in some structure) is connected on the gear case 118 at the other end place of axle 116.In some structure, gear case 118 adopts the binary channel geometry to drive the high speed shaft of sealing.In other structure, main rotor shaft 116 directly is connected on the generator 120.High speed shaft (not shown among Fig. 2) is used to be installed in the driving generator 120 on the main truss 132.In some structure, rotor torque transmits by unitor 122.Generator 120 can be any suitable type, such as but not limited to the wound rotor inductor generator or directly drive magneto.In one embodiment, speed change system comprises the wind turbine generator with electric power/torque performance, and its connection also supplies to the electric power that generates on the electrical network.
Deviation drive device 124 and driftage deck (deck) 126 are provided for the driftage positioning system of wind turbine 100, make wind turbine rotate to the position towards wind.Meteorological mark post (boom) 128 is provided for the information of turbine control system, comprises wind direction and/or wind speed.In some structure, yaw system is installed on the flange at pylon 104 tops.The structure that is shown among Fig. 2 only is exemplary.The invention is not restricted to particular configuration shown in Figure 2.For example, wind turbine 100 of the present invention can comprise the alternative construction of generator 120 and gear case 118, comprises Direct Driving System and does not use the system of gear case 118.
As depicted in figs. 1 and 2, wind turbine 100 comprises a plurality of whirligigs and member.Because the size and the accessibility of single member are limited, to the monitoring of operational factor and/or measure to utilize and finish wirelessly according to the wireless sensing device 300 of the embodiment of the invention.
Fig. 3 shows the front elevation according to the wind turbine system of the embodiment of the invention.Wind turbine 100 comprises a plurality of blades 108 around wheel hub 104 rotations.Wireless sensing device 300 is installed on the blade 108 and measures rotation parameter.As used herein, " operational factor ", " parameter " and dependent parser thereof change, and comprise the parameter that can be used for moving wind turbine and wind energy turbine set/wind power station management system.Proper running parameters includes but not limited to acceleration, vibration, noise, temperature, pressure, stress, deflection and combination thereof.Wireless sensing device 300 can be mounted thereon or framework wherein is not limited to wind turbine blade 108, but can comprise any whirligig, comprises member, generator 120 or any other rotating member of slow-speed shaft 116, wheel hub 104, gear case 118.Wireless sensing device 300 is transferred to controller 303 with wireless signal 305.Controller 303 is for can receive wireless signal 305 and to respond the device that wireless signal 305 offers operating instruction wind turbine 100.Controller 303 can be the control device of known any routine of using with wind turbine, and can comprise wired or wireless being connected on the wind turbine 100 in order to reach operation and control purpose.For example, controller 303 can receive the wireless signal 305 that comes from wireless sensing device, and this wireless signal for example surpasses the noise of predetermined noise limit value corresponding to parameter.In response, controller 303 can send signal or wind turbine machine local control device is given in instruction, is suitable for reducing the operational factor of noise in order to the torque setting at the pitch angle of adjusting vane 108, generator 120 places or other.
As shown in Figure 4, wireless sensing device 300 is included as sensing and/or transmission parameter information and the independent current source 403 of electric power is provided.Independent current source 403 is for being electrically connected the power supply on the external member fully independently.For example, independent current source 403 can comprise electromechanical power converter, battery, photovoltaic cell, other is suitably for the power supply of wireless sensing device 300 power supplies, and their combination.One embodiment of the present of invention comprise dynamo-electric converter, and it has the linear kinetic energy transducer that linearity/oscillating movement can be converted into electric current.In one embodiment, available one or more battery replenishes and/or collects electric power by electromechanical power converter produced as the accumulator of electromechanical power converter and/or back-up source.Independent current source 403 and transmitting device 405 electric connections.Transmitting device 405 is for transmitting or transmit and receive the device of wireless signal.Although be not limited to this, wireless signal 305 can comprise any electromagnetic energy of the information that can transmit.For example, wireless signal 305 can comprise radio-frequency (RF) transmitter or transceiver or infrared transmitter or transceiver.In addition, wireless signal 305 can comprise radio frequency (RF) wireless lan (wlan), comprises the known any wireless protocols that is used for wireless transmission.In addition, sensor 407 is also communicated by letter with transmitting device 405, and wherein sensor 407 is for can sensing or measure the device of one or more operational factors.For example, sensor 407 can be measured acceleration, vibration, noise, temperature, pressure, stress, deflection and their combination.The example of appropriate sensor 407 includes but not limited to piezoelectric sensor, accelerometer, thermometer, thermopair, thermistor, optical sensor, microphone, pot/resistor, strainmeter, pressure transducer or is suitable for measuring any other sensor such as the parameter of acceleration, vibration, noise, temperature, deflection and stress.For example, wireless sensing device 300 can be unitary member, for example is installed in the single component on the printed circuit board, perhaps can be that line connects or soft soldering single member together.
Fig. 5 comprises the layout in the cabin 102, with shown in Fig. 2 and the layout broadly similar of describing.Yet as shown in Figure 5, wireless sensing device 300 is arranged on the slow-speed shaft 116.Wireless sensing device 300 can be configured in order to acting force on the measurement axis 116 and/or deflection.Wireless sensing device 300 is installed on the turning axle 116 and allows do not needing wired situation that communicates to connect or have monitoring slow-speed shaft 116 under the situation that linear heat generation rate connects.In addition, the rotation of axle 116 allows power supply 403 (it can be electromechanical power converter) generating and electric power is provided for sensor 407 and transmitting device 405.
Although above be described about the wireless sensing device that is installed on blade 108 and the slow-speed shaft 116, but wireless sensing device 300 can be installed on any other member in the wind turbine 100, and this member stands motion and need carry out the member monitoring or the residing environmental baseline of monitoring member.Particularly, for the member that is difficult to safeguard such as large-scale component, near limited member, perhaps the moving link that difficult wiring maybe can not wiring is particularly suitable for using wireless sensing device 300.
Although the present invention is described with the preferred embodiments, it will be understood to those of skill in the art that can make various modifications or available equivalents without departing from the present invention replaces its element.In addition, under the situation that does not break away from essential scope of the present invention, can make many changes so that specific situation or material are suitable for instruction content of the present invention.Therefore, the invention is not restricted to be used to implement the disclosed specific embodiment of optimal mode of the present invention, but the present invention includes all embodiment that fall in the appended claims scope as contemplating.
Claims (10)
1. wireless sensing device (300) that is used for wind turbine (100) comprising:
Can measure the sensor (407) of the one or more parameters that are used for the wind turbine operation;
One or more signals (305) corresponding to described one or more parameters can be wirelessly transmitted to the transmitting device (405) of controller (303); And
Be used for providing the independent current source (403) of electric power to described transmitting device (405) and described sensor (407).
2. device according to claim 1 is characterized in that, described wireless sensing device (300) is contained at least one wind turbine blade (108).
3. device according to claim 1, it is characterized in that described sensor (407) is selected from the group that piezoelectric sensor, accelerometer, thermometer, thermopair, thermistor, optical sensor, microphone, pot/resistor, strainmeter, pressure transducer and their combination are formed.
4. device according to claim 1 is characterized in that, described transmitting device (405) is radio-frequency (RF) transmitter or transceiver.
5. device according to claim 1 is characterized in that, described independent current source (403) comprises dynamo-electric converter.
6. device according to claim 1 is characterized in that, described independent current source (403) comprises the power supply that is selected from the group that dynamo-electric converter, battery and their combination form.
7. device according to claim 1 is characterized in that, described one or more parameters comprise the parameter that is selected from the group that acceleration, vibration, noise, temperature, pressure, stress, deflection and their combination form.
8. device according to claim 1 is characterized in that, described device also comprises meteorological mark post (128), and described meteorological mark post (128) is configured to the information that is selected from the group of being made up of wind direction, wind speed and their combination in order to provide.
9. device according to claim 8 is characterized in that, described device also comprises deviation drive device (124) and the driftage deck (126) that is configured to regulate in order to the information that response is provided by described meteorological mark post (128) described wind turbine.
10. device according to claim 1 is characterized in that:
Described wireless sensing device is contained at least one wind turbine blade (108),
Wherein, described sensor (407) is selected from the group that piezoelectric sensor, accelerometer, thermometer, thermopair, thermistor, optical sensor, microphone, pot/resistor, strainmeter, pressure transducer and their combination are formed,
Wherein, described transmitting device (405) is radio-frequency (RF) transmitter or transceiver,
Wherein, described independent current source (403) comprises the power supply that is selected from the group that dynamo-electric converter, battery and their combination form, and
Wherein, described one or more parameter comprises the parameter that is selected from the group that acceleration, vibration, noise, temperature, pressure, stress, deflection and their combination form.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/046762 | 2008-03-10 | ||
| CN20091012881 | 2008-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101545828A true CN101545828A (en) | 2009-09-30 |
Family
ID=41202410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009101288119A Pending CN101545828A (en) | 2008-03-10 | 2009-03-10 | Independent sensing system for a winding turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101545828A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235299A (en) * | 2010-04-29 | 2011-11-09 | 通用电气公司 | Method for temperature calibration of blade strain gauges and wind turbine rotor blade containing strain gauges |
| CN102330638A (en) * | 2010-05-26 | 2012-01-25 | 通用电气公司 | Be used to monitor the system and method for situation of the rotor blade of wind turbine |
| CN102539162A (en) * | 2010-12-22 | 2012-07-04 | 通用电气公司 | Method and system for compressor health monitoring |
| CN102620937A (en) * | 2011-01-31 | 2012-08-01 | 华锐风电科技(集团)股份有限公司 | Wind driven generator and parameter collection system thereof |
| CN102797634A (en) * | 2011-05-27 | 2012-11-28 | 通用电气公司 | Wind turbine and method for monitoring parameter thereof |
| CN104271943A (en) * | 2011-12-30 | 2015-01-07 | 罗伯特·博世有限公司 | Method for robust wireless wind turbine condition monitoring |
| CN104632546A (en) * | 2014-12-05 | 2015-05-20 | 上海电机学院 | Wireless sensor energy supply device on fan blade |
| CN105069495A (en) * | 2015-08-12 | 2015-11-18 | 洛阳双瑞风电叶片有限公司 | Method for monitoring production state and operation and maintenance state of wind power blade |
| CN107735569A (en) * | 2014-12-04 | 2018-02-23 | 福斯4X股份有限公司 | Method and wind turbine for the independent deflection control of the rotor blade of wind turbine |
| CN108700474A (en) * | 2015-11-24 | 2018-10-23 | 电力研究所有限公司 | Device and method for the spin dynamics for directly sensing rotary shaft |
| US20210332764A1 (en) * | 2020-04-28 | 2021-10-28 | General Electric Company | Methods and apparatus to control air flow separation of an engine |
-
2009
- 2009-03-10 CN CNA2009101288119A patent/CN101545828A/en active Pending
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235299A (en) * | 2010-04-29 | 2011-11-09 | 通用电气公司 | Method for temperature calibration of blade strain gauges and wind turbine rotor blade containing strain gauges |
| CN102330638A (en) * | 2010-05-26 | 2012-01-25 | 通用电气公司 | Be used to monitor the system and method for situation of the rotor blade of wind turbine |
| CN102330638B (en) * | 2010-05-26 | 2015-04-22 | 通用电气公司 | Systems and methods for monitoring a condition of a rotor blade for a wind turbine |
| CN102539162A (en) * | 2010-12-22 | 2012-07-04 | 通用电气公司 | Method and system for compressor health monitoring |
| CN102539162B (en) * | 2010-12-22 | 2016-09-14 | 通用电气公司 | The method and system of compressor health monitoring |
| CN102620937A (en) * | 2011-01-31 | 2012-08-01 | 华锐风电科技(集团)股份有限公司 | Wind driven generator and parameter collection system thereof |
| CN102620937B (en) * | 2011-01-31 | 2014-07-09 | 华锐风电科技(集团)股份有限公司 | Wind driven generator and parameter collection system thereof |
| CN102797634A (en) * | 2011-05-27 | 2012-11-28 | 通用电气公司 | Wind turbine and method for monitoring parameter thereof |
| CN104271943B (en) * | 2011-12-30 | 2018-01-26 | 罗伯特·博世有限公司 | Method for stable wireless wind turbine condition monitoring |
| CN104271943A (en) * | 2011-12-30 | 2015-01-07 | 罗伯特·博世有限公司 | Method for robust wireless wind turbine condition monitoring |
| CN107735569A (en) * | 2014-12-04 | 2018-02-23 | 福斯4X股份有限公司 | Method and wind turbine for the independent deflection control of the rotor blade of wind turbine |
| CN104632546A (en) * | 2014-12-05 | 2015-05-20 | 上海电机学院 | Wireless sensor energy supply device on fan blade |
| CN105069495B (en) * | 2015-08-12 | 2018-02-16 | 洛阳双瑞风电叶片有限公司 | It is a kind of to be used for wind electricity blade production status and the method for O＆M condition monitoring |
| CN105069495A (en) * | 2015-08-12 | 2015-11-18 | 洛阳双瑞风电叶片有限公司 | Method for monitoring production state and operation and maintenance state of wind power blade |
| CN108700474A (en) * | 2015-11-24 | 2018-10-23 | 电力研究所有限公司 | Device and method for the spin dynamics for directly sensing rotary shaft |
| US20210332764A1 (en) * | 2020-04-28 | 2021-10-28 | General Electric Company | Methods and apparatus to control air flow separation of an engine |
| US11828237B2 (en) * | 2020-04-28 | 2023-11-28 | General Electric Company | Methods and apparatus to control air flow separation of an engine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101545828A (en) | Independent sensing system for a winding turbine | |
| US20090232635A1 (en) | Independent sensing system for wind turbines | |
| EP2390500B1 (en) | Systems and methods for monitoring a condition of a rotor blade for a wind turbine | |
| EP2670979B1 (en) | Systems and method for controlling wind turbine | |
| EP1906192B1 (en) | Apparatus for evaluating sensors and/or for controlling operation of an apparatus that includes a sensor | |
| EP2096300B1 (en) | Method of controlling the tip speed ratio of wind turbine blades | |
| EP2306007B1 (en) | Method and system for controlling a wind turbine | |
| CN102562468B (en) | For monitoring the system and method for the state of the rotor blade of wind turbine | |
| CN102108936B (en) | System and method for supervising and controlling fan field | |
| EP2728178B1 (en) | System and method for operating wind farm | |
| EP2466125B1 (en) | System for adjusting a yaw angle of a wind turbine | |
| EP2116721B2 (en) | Wind turbine with wireless pitch control | |
| EP2287464A2 (en) | Passive deicing for wind turbine blades | |
| EP2439408A2 (en) | System and method of distributing air within a wind turbine | |
| ES2622080T3 (en) | Wind turbine data acquisition system | |
| CN114251223A (en) | System and method for controlling a wind turbine | |
| EP2742235B1 (en) | Wind power plant and method of controlling wind turbine generator in a wind power plant | |
| CN202300840U (en) | Wind generating set control framework |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20090930 |