CN112483318A - Fan control system with prevent and remove deicing function - Google Patents
Fan control system with prevent and remove deicing function Download PDFInfo
- Publication number
- CN112483318A CN112483318A CN202011302097.3A CN202011302097A CN112483318A CN 112483318 A CN112483318 A CN 112483318A CN 202011302097 A CN202011302097 A CN 202011302097A CN 112483318 A CN112483318 A CN 112483318A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- fan
- deicing
- public
- blade heating
- 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.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 137
- 238000000034 method Methods 0.000 claims description 11
- 230000002265 prevention Effects 0.000 claims description 11
- 230000008014 freezing Effects 0.000 claims description 6
- 238000007710 freezing Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 10
- 230000006870 function Effects 0.000 description 23
- 238000004891 communication Methods 0.000 description 6
- 238000010248 power generation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000010354 integration Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/04—Automatic control; Regulation
- F03D7/042—Automatic control; Regulation by means of an electrical or electronic controller
- F03D7/047—Automatic control; Regulation by means of an electrical or electronic controller characterised by the controller architecture, e.g. multiple processors or data communications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/40—Ice detection; De-icing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/60—Cooling or heating of wind motors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Wind Motors (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The embodiment of this specification provides a fan control system with prevent off ice function, includes: the main power supply is connected with the three blade heating and deicing devices through a common power line and is used for supplying power to all electric equipment. The fan control system and the deicing control system are integrated in structure and circuit, so that the system reliability is improved, the cost is reduced, and the maintenance is convenient.
Description
Technical Field
One or more embodiments of the present description relate to the field of fan control technology, and in particular, to a fan control system having an anti-icing function.
Background
After the wind power generation system enters winter, blades of a wind driven generator deployed in a high mountain wind field can be frozen, so that the blades can be deformed, the wind catching capacity of the blades is reduced, the wind power generation capacity of the wind power generation system is influenced due to the fact that the wind power generation system is stopped when the wind power generation system is serious, and serious potential safety hazards exist.
The existing fan control system with the anti-icing function is provided with a fan control system and an anti-icing control system independently, so that the cost is high, the field space is crowded, the structure and the wiring are complex, the maintenance is inconvenient, and the overall safety and the reliability are low.
Disclosure of Invention
In view of this, an object of one or more embodiments of the present disclosure is to provide a fan control system with an anti-icing function, which integrates the fan control system and the anti-icing control system together, thereby improving system reliability, reducing cost, and facilitating maintenance.
In view of the above, one or more embodiments of the present specification provide a fan control system having an anti-icing function, including: a common main controller, a common tower footing cabinet, a common cabin cabinet, a common slip ring, a common hub control cabinet, blade heating and deicing devices respectively arranged on the three blades,
the public main controller is connected with the public tower footing cabinet, the public cabin cabinet, the public slip ring, the public hub control cabinet and the three blade heating and deicing devices through public signal lines and used for transmitting sensor signals, fan running state data, running state data of the blade heating and deicing devices and control signals, and a main power supply is connected out of the public tower footing cabinet through a public power line and connected with the three blade heating and deicing devices through the public cabin cabinet, the public slip ring and the public hub control cabinet and used for supplying power to all electric equipment.
Optionally, the common main controller is configured to receive the fan operating state data, the operating state data of the blade heating and deicing device, and the sensor signal, determine a fan control signal and/or an anti-icing control signal according to the received fan operating state data, the operating state data of the blade heating and deicing device, and the sensor signal, and transmit the fan control signal and/or the anti-icing control signal to the common tower base cabinet.
Optionally, the common tower base cabinet is configured to receive a fan control signal and/or an anti-icing and deicing control signal sent by the common main controller, and receive fan operation state data, operation state data of the blade heating and deicing device, and a sensor signal sent by the common nacelle cabinet.
Optionally, the common nacelle cabinet is configured to collect the sensor signal, receive, through the common slip ring, the fan operating state data and the operating state data of the blade heating and deicing device sent by the common hub control cabinet, receive, through the common tower footing cabinet, the fan control signal and/or the deicing control signal sent by the common tower footing cabinet, send, through the common slip ring, the fan control signal and/or the deicing control signal to the common hub control cabinet, and send, to the common tower footing cabinet, the fan operating state data and the operating state data of the blade heating and deicing device.
Optionally, the common hub control cabinet is configured to receive a fan control signal and/or an anti-icing and deicing control signal sent by the common nacelle cabinet through the common slip ring, control a working state of a fan according to the fan control signal, and/or control a working state of the blade heating deicing device according to the anti-icing and deicing control signal; and sending fan running state data and running state data of the blade heating and deicing device to the public engine room cabinet through the public slip ring.
Optionally, the determining, by the common main controller, the fan control signal and/or the deicing control signal according to the sensor signal, the fan operating state data, and the operating state data of the blade heating deicing device includes:
judging whether the blade heating and deicing device is frozen or not according to the sensor signal and the running state data of the fan, judging the freezing degree if the blade heating and deicing device is frozen, determining whether the blade heating and deicing device needs to be started for deicing prevention and determining the heating power of the blade heating and deicing device according to the freezing degree, and sending deicing prevention and deicing control signals for starting the blade heating and deicing device and determining the heating power to the common tower footing cabinet if the blade heating and deicing device needs to be started; and in the working process of the blade heating deicing device, judging whether the blade has melted ice or not according to the sensor signal, the fan running state data and the running state data of the blade heating deicing device, judging the ice melting degree if the blade has melted ice, determining whether the blade heating deicing device needs to be closed or not according to the ice melting degree, and sending an anti-icing control signal for closing the blade heating deicing device to the common tower base cabinet if the blade heating deicing device can be closed.
Optionally, the sensor signal, the fan operating state data and the operating state data of the blade heating deicing device have a predetermined data format.
Optionally, the fan control system further includes a remote anti-icing and deicing SCADA control system, configured to receive the sensor signal, the fan operating state data, and the operating state data of the blade heating and deicing device in the remote control mode, and determine the control signal.
Optionally, the rated current capacity of the power supply slideway of the common slip ring is the total rated current of the load in the fan hub and the blade heating deicing device.
Optionally, the power supply power of the main power supply is at least the total load power of the fan control system and the anti-icing control system.
As can be seen from the above, the fan control system with anti-icing and deicing functions provided in one or more embodiments of the present disclosure includes a common controller, a common tower-based cabinet, a common nacelle cabinet, a common slip ring, and a common hub control cabinet, where the three blades are respectively provided with a blade heating deicing device, the common controller is connected to the common tower-based cabinet, the common nacelle cabinet, the common slip ring, the common hub control cabinet, and the three blade heating deicing devices through a common signal line, and is used for transmitting sensor signals, fan operating state data, and operating state data and control signals of the blade heating deicing devices, and a main power supply is connected from the common tower-based cabinet through a common power line, and is connected to the three blade heating deicing devices through the common nacelle cabinet, the common slip ring, and the common hub control cabinet, and is used for supplying power to various electric devices. The fan control system with anti-icing and deicing functions provided by the specification can reduce the cost, reduce the maintenance difficulty, improve the system reliability, realize data sharing, realize the intelligent control of the fan operation and blade anti-icing and deicing devices and improve the system control accuracy by carrying out structure integration and line integration on the existing fan control system and the anti-icing and deicing control system.
Drawings
In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.
FIG. 1 is a block diagram of a fan control system according to an embodiment;
FIG. 2 is a schematic structural view of a fan blade and blade heating de-icing apparatus of the system of FIG. 1;
FIG. 3 is a block diagram of a fan control system with anti-icing functionality according to one or more embodiments of the present disclosure;
FIG. 4 is a schematic structural diagram of a fan blade and a blade heating deicing device according to one or more embodiments of the present disclosure.
Detailed Description
For the purpose of promoting a better understanding of the objects, aspects and advantages of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings.
It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
As shown in fig. 1 and 2, in some embodiments, the wind turbine control system includes a tower footing cabinet, a nacelle cabinet, a slip ring, a hub pitch control cabinet, and a wind turbine main controller. The tower footing cabinet is mainly used for receiving various sensor signals and fan running state data collected by equipment in the cabin cabinet, controlling the normal running of the fan according to the collected sensor signals and fan running state data, transmitting the sensor signals and the fan running state data to the fan main controller, receiving fan control signals sent by the fan main controller and controlling the fan to run according to the fan control signals. The nacelle cabinet is mainly used for collecting various sensor signals (including yaw angle signals, wind speed signals, wind direction signals, environment temperature signals and impeller rotating speed signals) collected by various sensors (including a yaw angle sensor, a wind speed and wind direction sensor, a temperature sensor for measuring the temperature outside the nacelle, a rotating speed sensor and the like) arranged inside and outside the nacelle in real time, transmitting various sensor signals and fan operation state data to the tower footing cabinet according to blade pitch angle signals and the like received by the hub pitch control cabinet, and controlling the fan to operate according to the received fan control signals. The slip ring is mainly used for signal line connection and power line connection between a cabin cabinet and a hub variable pitch control cabinet, and is used for transmitting signals and data and supplying power for electric equipment in the fan hub. The hub variable pitch control cabinet is provided with a variable pitch controller, a control device, an angle sensor (for example, a coder can be adopted to measure a variable pitch angle, and a blade variable pitch angle signal is obtained through decoding) for acquiring a blade variable pitch angle signal, a variable pitch motor driver, a backup power supply charging module and the like, and the hub variable pitch control cabinet is mainly used for controlling an execution component (such as a blade) to operate according to a received fan control signal and transmitting fan operation state data and the blade variable pitch angle signal to the nacelle cabinet. The fan main controller, the tower footing cabinet, the cabin cabinet, the sliding ring and the hub variable pitch control cabinet are connected through signal lines to realize transmission of various signals and data, and the power supply is connected out of the tower footing cabinet through a power line and is connected with fan electric equipment through the cabin cabinet, the sliding ring and the hub variable pitch control cabinet to supply power for the electric equipment. In some modes, the fan main controller may be disposed in the tower footing cabinet or the nacelle cabinet, and the specific mode is not limited.
In order to realize the function of preventing and removing ice of the fan blades, an ice prevention and removal control system is configured, and comprises an ice prevention and removal main controller, an ice prevention and removal tower base cabinet, an ice prevention and removal cabin cabinet, a sliding ring and a hub ice prevention and removal control cabinet, wherein a blade root cabinet and a blade heating and ice removal device are respectively configured on the three blades. The anti-icing and deicing system comprises an anti-icing tower base cabinet, a remote anti-icing and deicing control system, a blade heating and deicing device, a blade heating and deicing control system and a blade deicing control system, wherein the anti-icing and deicing controller, a control device and the like are arranged in the anti-icing and deicing tower base cabinet and are used for receiving various sensor signals and running state data of the blade heating and deicing device collected by equipment in the anti-icing and deicing tower cabinet, transmitting the various sensor signals and the running state data to the remote anti-icing and deicing control system, receiving anti-icing and deicing control signals of the; a cabin anti-icing and deicing controller, a control device and the like are arranged in the ice preventing and deicing cabinet, and the device is used for collecting sensor signals (an environment temperature and humidity signal, a temperature signal and the like of an inner cavity of a blade) collected by various sensors (a temperature and humidity sensor which is arranged outside the cabin and is used for measuring environment temperature and humidity, a temperature collection module which is arranged in the hub anti-icing and deicing control cabinet or the blade root cabinet and the like) in real time, transmitting the collected sensor signals and the running state data of the blade heating and deicing device to the ice preventing and deicing tower base cabinet, and controlling the working state of the blade heating and deicing device according to the received ice preventing and deicing; the hub anti-icing and deicing control cabinet is mainly provided with a hub anti-icing and deicing controller, a control device and the like, and is used for controlling the blade heating and deicing device to work according to an anti-icing and deicing control signal sent by the anti-icing and deicing cabinet, transmitting the running state data of the blade heating and deicing device to the anti-icing and deicing cabinet, and further transmitting the running state data of the blade heating and deicing device to a remote anti-icing and deicing control system through the anti-icing and deicing tower base cabinet by the anti-icing and deicing cabinet. The blade root cabinet is arranged at the root of three blades, mainly dispose blade heating defroster's controlling means, the protection device, be used for collecting the temperature signal's that the temperature sensor who lays different positions in the blade temperature acquisition module etc. for prevent off the deicing control signal according to that wheel hub prevents off that deicing switch board sent and control blade heating defroster, and prevent off deicing switch board with blade heating defroster's running state data, the temperature signal transmission of the different positions in blade inner chamber to wheel hub. In some embodiments, the ice control main controller may be disposed in the ice control tower base cabinet or the ice control cabin cabinet, and the specific embodiment is not limited.
The blade heating deicing device can be a gas-heated deicing blade heating device or an electric-heated deicing blade heating device, and the specific mode is not limited. In some modes, the blade heating deicing device of the gas-heated deicing type comprises an air blower, a heater, an air supply pipeline, a temperature sensor and the like, and hot air can be transmitted to the whole inner cavity of the blade through the air blower, so that the blade deicing function is realized. The deicing main controller receives the collected environmental temperature and humidity signals and the temperature signals of the inner cavities of the blades, determines the deicing control signals, and controls the blade heating and deicing device through the deicing control signals to realize the deicing and deicing functions of the blades of the fan. The anti-icing main controller, the anti-icing tower base cabinet, the anti-icing cabin cabinet, the slip ring, the hub deicing control cabinet and the blade root cabinet are connected through signal lines to realize transmission of various signals and data, the power supply is connected out of the anti-icing tower base cabinet through a power line, and is connected with the blade heating deicing device through the anti-icing cabin cabinet, the slip ring, the hub anti-icing control cabinet and the blade root cabinet to supply power for various electric equipment.
The fan control system is additionally provided with an independent anti-icing control system on the basis of realizing the fan control function, and is used for realizing the anti-icing function of the fan blade. On one hand, the fan control system and the anti-icing control system are respectively provided with a tower foundation cabinet, a cabin cabinet, a hub variable pitch control cabinet, an anti-icing tower foundation cabinet, an anti-icing cabin cabinet, a hub anti-icing control cabinet, a blade root cabinet and the like, so that the occupied space is large, and the cost is additionally increased; secondly, the fan control system and the anti-icing and deicing control system are respectively and independently wired (comprising a signal wire and a power wire), and the fan and the blade heating and deicing device are respectively and independently controlled, so that the wiring is complex, the maintenance difficulty is high, the resource utilization rate is low, and the overall reliability is not high; thirdly, a signal wire and a power wire of the fan control system and a signal wire and a power wire of the anti-icing control system are connected with corresponding equipment through slip rings, and the slip rings need to be additionally provided with power wire slide ways and signal wire slide ways, so that the slip rings are high in manufacturing difficulty, high in cost and low in reliability; and fourthly, the fan control system and the anti-icing control system respectively and independently acquire sensor signals and various data and respectively control the fan and the blade heating and deicing device, so that data sharing cannot be realized, and control is not accurate.
In view of the above, embodiments of the present disclosure provide a fan control system with an anti-icing and deicing function, including a common main controller, a common tower-based cabinet, a common nacelle cabinet, a common slip ring, a common hub control cabinet, and blade heating and deicing devices respectively disposed on three blades, where the common main controller is connected to the common tower-based cabinet, the common nacelle cabinet, the common slip ring, the common hub control cabinet, and the three blade heating and deicing devices through a common signal line, so as to implement transmission of various signals and data, a main power source is connected from the common tower-based cabinet through a common power line, and is connected to the blade heating and deicing devices on the three blades through the common nacelle cabinet, the common slip ring, and the common hub control cabinet, so as to supply power to each electrical device, and the common main controller uniformly controls the fan control system and the anti-icing and deicing control system. Through structure integration, wiring optimization and unified control, the maintenance difficulty can be reduced, the cost is reduced, the resource utilization rate is improved, and the system reliability is improved; moreover, data sharing can be realized, the intelligent control of fan operation and blade anti-icing and deicing devices is realized, and the system control accuracy is improved.
The following describes in detail a fan control system having an anti-icing function according to the present specification with reference to the drawings and examples.
As shown in fig. 3 and 4, one or more embodiments of the present disclosure provide a fan control system with an anti-icing function, including:
the public main controller is used for receiving fan running state data, running state data of the blade heating deicing device and various sensor signals, determining a fan control signal and/or an anti-icing control signal according to the received fan running state data, the received running state data of the blade heating deicing device and the received various sensor signals, and transmitting the fan control signal and/or the anti-icing control signal to the public tower footing cabinet; the various sensor signals include, but are not limited to, ambient temperature and humidity signals, temperature signals of inner cavities of the blades, yaw angle signals, wind speed signals, wind direction signals and the like;
the public tower footing cabinet is used for receiving a fan control signal and/or an anti-icing control signal sent by the public main controller, and receiving fan running state data, running state data of the blade heating and deicing device and various sensor signals sent by the public cabin cabinet;
the public engine room cabinet is used for collecting various sensor signals, receiving fan running state data and blade heating deicing device running state data sent by the public hub control cabinet through a public slip ring, receiving fan control signals and/or deicing control signals sent by the public tower footing cabinet, sending the fan control signals and/or deicing control signals to the public hub control cabinet through the public slip ring, and sending the fan running state data and the blade heating deicing device running state data to the public tower footing cabinet;
the common hub control cabinet is used for receiving a fan control signal and/or an anti-icing control signal sent by the common cabin cabinet through a common slip ring, controlling the working state of the fan according to the fan control signal, and/or controlling the working state of the blade heating deicing device according to the anti-icing control signal; sending running state data of the fan and running state data of the blade heating and deicing device to a public cabin cabinet through a public slip ring;
and the power supply is connected with the blade heating and deicing device through a common cabin cabinet, a common sliding ring and a common hub control cabinet and is used for supplying power to all electric equipment.
The fan control system with the anti-icing and deicing functions provided by the embodiment comprises a common main controller, a common tower footing cabinet, a common cabin cabinet, a common sliding ring, a common hub control cabinet, blade heating and deicing devices respectively arranged on three blades and the like, wherein the common main controller is used for uniformly acquiring various sensor signals, fan running state data and running state data of the blade heating and deicing devices and uniformly controlling the fans and the blade heating and deicing devices. In the aspect of structure, the tower footing cabinet, the engine room cabinet, the hub variable-pitch control cabinet, the anti-icing tower footing cabinet, the anti-icing machine cabin cabinet, the hub deicing control cabinet, the blade root cabinet and other cabinet bodies are integrated into a common tower footing cabinet, a common engine room cabinet and a common hub control cabinet, so that the occupied space is greatly reduced, and the cost is reduced; in the aspect of a circuit, various sensor signals, fan running state data, running state data of the blade heating deicing device, fan control signals and deicing control signals are transmitted in a unified mode through a common signal line, sharing of various sensor signals and various data is achieved, intelligent and accurate control over the fan and the blade heating deicing device can be achieved, power is supplied to all power utilization equipment through a common power line, wiring is simplified, and maintenance difficulty is reduced.
Signal transmission and power transmission are realized between the common cabin cabinet and the common hub control cabinet through a common slip ring, and the rated current capacity of a power supply slideway of the common slip ring is the total rated current of a load in a fan hub and a blade heating deicing device; therefore, the slide way of the sliding ring is not required to be additionally arranged, and only the rated current capacity of the power supply slide way is required to be increased, so that the rated current capacity of the power supply slide way can be used for supplying power to the fan hub internal load and the blade heating and deicing device.
In some embodiments, the size of the cabinet body of the common tower footing cabinet is the same as that of the tower footing cabinet of the fan control system, a common main controller, a common main circuit breaker, a lightning protection module, a communication module, a power module and the like are configured in the common tower footing cabinet, and compared with the main circuit breaker in the tower footing cabinet of the fan control system, the capacity of the common main circuit breaker is larger than that of the main circuit breaker, and the common main circuit breaker can realize the relevant on-off control of the fan and blade heating and deicing device. Therefore, compared with the tower base cabinet of the fan control system, the capacity of the main circuit breaker is expanded, the main controller, the lightning protection module, the communication module, the power module and other modules in the tower base cabinet can be shared, the cabinet body is unchanged in size, the structural integration of the tower base cabinet and the anti-icing tower base cabinet is realized, the occupied space and the manufacturing cost are reduced, the space utilization rate is improved, and the maintenance difficulty is reduced.
In some embodiments, the size of the cabinet body of the public cabin cabinet is the same as that of the cabin cabinet of the fan control system, a public cabin controller, a public main circuit breaker, a lightning protection module, a communication module, a power module and the like are configured in the public cabin cabinet, and compared with the main circuit breaker in the cabin cabinet of the fan control system, the capacity of the public main circuit breaker is larger than that of the main circuit breaker, and the public main circuit breaker can realize the relevant on-off control of the fan and blade heating and deicing device; a temperature and humidity sensor for measuring the temperature and the humidity of the environment is arranged outside the common cabin cabinet, so that the temperature sensor arranged outside the cabin cabinet of the original fan control system is omitted. Compared with the cabin cabinet of the fan control system, except that the capacity of the main circuit breaker is expanded, the cabin controller, the lightning protection module, the communication module, the power module and other modules in the cabin cabinet can be shared, the cabinet body is unchanged in volume, the structural integration of the cabin cabinet and the anti-icing cabin cabinet is realized, the occupied space and the manufacturing cost are reduced, the space utilization rate is improved, and the maintenance difficulty is reduced.
In some embodiments, a common hub anti-icing and deicing controller, a common main circuit breaker, a lightning protection module, a communication module, a power module, a variable pitch motor driving module, a backup power charging module, a deicing heating control component, a temperature acquisition module for collecting temperature signals acquired by temperature sensors arranged at different positions in blades, and the like are arranged in a common hub control cabinet; the lightning protection module, the communication module, the power module and other modules in the hub variable pitch control cabinet can be shared, the common power line is connected to the power module, the power module outputs two power lines, one power line is connected with electric equipment in the fan hub and used for supplying power to the electric equipment in the fan hub, and the other power line is connected with the blade heating and deicing device and used for supplying power to the blade heating and deicing device; on the basis of original components in a hub variable-pitch control cabinet, a deicing heating control component and a plurality of temperature acquisition modules are added, wherein the deicing heating control component is used for controlling the blade heating deicing device to work (start, stop and heating power).
The common power line connected out by the main power supply is connected into the common cabin cabinet through the common tower footing cabinet and is used for supplying power to all electric equipment in the common tower footing cabinet and the common cabin cabinet, the common power line connected out by the common cabin cabinet is connected into the common hub control cabinet through the common sliding ring and is used for supplying power to all electric equipment in the common hub control cabinet, the common power line connected out by the common hub control cabinet is divided into two paths, one path is connected with the electric equipment in the fan hub and is used for supplying power to the electric equipment in the fan hub, and the other path is connected with the blade heating deicing device and is used for supplying power to the blade heating deicing device. Meanwhile, in order to ensure the normal power supply of the fan control system and the anti-icing and deicing system, the power supply power provided by the main power supply through the power line at least reaches the total load power consumption of the fan control system and the anti-icing and deicing system. Therefore, a common power line connected from a main power supply supplies power for the fan control equipment and the blade heating and deicing device through the common tower footing cabinet, the common cabin cabinet, the common slip ring and the common hub control cabinet, only one power line is used, wiring complexity and maintenance work difficulty are reduced, and cost is reduced.
In some embodiments, the various signals and data (various sensor signals, fan operating status data, operating status data of the blade heating and deicing device, and the like) transmitted between the common main controller and the common tower base cabinet, between the common tower base cabinet and the common nacelle cabinet, and between the common nacelle cabinet and the common hub control cabinet may be in a uniform data format, different data types may be predetermined for distinguishing different signals and data, and the data types may be carried in the interactive data. For example, data of a data type 001 is a fan control signal sent by a public main controller to a public tower base cabinet, data of a data type 002 is an anti-icing and deicing control signal sent by the public main controller to the public tower base cabinet, data of a data type 003 is fan running state data sent by the public tower base cabinet to the public main controller, data of a data type 004 is running state data of a blade heating and deicing device sent by the public tower base cabinet to the public main controller, data of a data type 100 is an environment temperature and humidity signal, and data of a data type 101 is a temperature signal of a blade inner cavity; the above is merely an exemplary illustration, and the specific data format is not limited specifically.
In some embodiments, the common main controller determines a fan control signal and/or an anti-icing control signal according to the acquired various sensor signals, the fan operating state data and the operating state data of the blade heating deicing device, and controls the operating state of the fan and/or the operating state of the blade heating deicing device, including:
in the non-icing period, the anti-icing function of the fan is in a waiting or stopping state; in the icing period, judging whether the state of a main machine of the fan is suitable for starting a blade heating and deicing device or not according to collected sensor signals such as a yaw angle signal, a wind speed signal, an environment temperature and humidity signal, an impeller rotating speed signal, a blade variable pitch angle signal and the like, parameters such as the power generation power of the fan and the like and fan running state data, if so, judging when the fan freezes, whether the fan freezes ice, whether the fan thaws ice or not, and the like, if the blade is frozen, further judging the freezing degree, determining whether the blade heating deicing device needs to be started for deicing prevention and the heating power of the blade heating deicing device according to the freezing degree and whether the deicing prevention and deicing have economic value, if the blade heating deicing device needs to be started, transmitting an anti-icing control signal for starting the blade heating deicing device and specific heating power thereof to the common tower footing cabinet, so that the blade heating deicing device starts anti-icing work according to the anti-icing control signal; during the working process of the blade heating deicing device, whether the blade is melted or not is judged according to the collected various sensor signals, the fan running state data and the running state data of the blade heating deicing device, the ice melting degree is further judged if the ice is melted, whether the blade heating deicing device needs to be closed or not is determined according to the ice melting degree, and if the blade heating deicing device can be closed, an ice preventing and removing control signal for closing the blade heating deicing device is sent to a common tower base cabinet, so that the blade heating deicing device stops working, and the intelligent ice preventing and removing of the fan is realized.
In some modes, the method for judging whether the anti-icing operation has economic value is to judge whether the average wind speed in the environment within a first preset time after the current time is greater than or equal to a first wind speed threshold value or not according to the wind speed signal, if so, the anti-icing operation on the fan blade is determined to have economic value, otherwise, the anti-icing operation is performed without economic value; and judging whether the average wind speed in the environment within a second preset time after the current moment is greater than or equal to a second wind speed threshold value, if so, determining that the deicing operation on the fan blade has economic value, otherwise, determining that the deicing operation has no economic value.
The fan control system with the anti-icing function of the embodiment can realize the sharing of various sensor signals and various data by integrating the fan control system and the anti-icing control system, and can realize the intelligent control of the fan operation and the blade anti-icing device. In the prior art, a technician is required to manually turn on or turn off a blade heating deicing device according to factors such as the running state of a fan; in this embodiment, various sensor signals and various data that the accessible obtained, automatic control opens or closes blade heating defroster, and fan and blade deicing defroster's cooperative control is more accurate.
In some embodiments, the common main controller outputs alarm information of the abnormal deicing function according to the acquired various sensor signals, the fan running state data and the running state data of the blade heating deicing device when judging that the deicing function fails, and the fan control system runs normally; when the fan control system is judged to be in fault, the abnormal alarm information of the fan system is output, and the anti-icing and deicing functions stop running.
In some embodiments, the anti-icing fan control system further comprises a remote SCADA control system. The fan control system with the anti-icing function can work in an automatic control mode or a remote control mode, and in the automatic control mode, a public main controller collects and acquires various sensor signals and various data and determines fan control signals and/or anti-icing control signals for uniformly controlling the fan and the blade heating and deicing device; in a remote control mode, a remote anti-icing and deicing SCADA control system acquires and acquires various sensor signals and various data, determines fan control signals and/or anti-icing and deicing control signals, and performs unified control on the fan and blade heating and deicing devices.
In some embodiments, the public main controller and the remote anti-icing and deicing SCADA control system acquire various sensor signals, fan operation state data and operation state data of the blade heating and deicing device, store the various signals and data, perform statistical analysis based on the acquired various signals and data to obtain statistical results, and output the statistical results to a unified control page, so that monitoring and management are facilitated.
It should be noted that the method of one or more embodiments of the present disclosure may be performed by a single device, such as a computer or server. The method of the embodiment can also be applied to a distributed scene and completed by the mutual cooperation of a plurality of devices. In such a distributed scenario, one of the devices may perform only one or more steps of the method of one or more embodiments of the present disclosure, and the devices may interact with each other to complete the method.
The foregoing description has been directed to specific embodiments of this disclosure. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may also be possible or may be advantageous.
For convenience of description, the above devices are described as being divided into various modules by functions, and are described separately. Of course, the functionality of the modules may be implemented in the same one or more software and/or hardware implementations in implementing one or more embodiments of the present description.
The apparatus of the foregoing embodiment is used to implement the corresponding method in the foregoing embodiment, and has the beneficial effects of the corresponding method embodiment, which are not described herein again.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present description as described above, which are not provided in detail for the sake of brevity.
In addition, well-known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown in the provided figures, for simplicity of illustration and discussion, and so as not to obscure one or more embodiments of the disclosure. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the understanding of one or more embodiments of the present description, and this also takes into account the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the one or more embodiments of the present description are to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the disclosure, it should be apparent to one skilled in the art that one or more embodiments of the disclosure can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.
While the present disclosure has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.
It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.
Claims (10)
1. A fan control system with an anti-icing function is characterized by comprising: a common main controller, a common tower footing cabinet, a common cabin cabinet, a common slip ring, a common hub control cabinet, blade heating and deicing devices respectively arranged on the three blades,
the public main controller is connected with the public tower footing cabinet, the public cabin cabinet, the public slip ring, the public hub control cabinet and the three blade heating and deicing devices through public signal lines and used for transmitting sensor signals, fan running state data, running state data of the blade heating and deicing devices and control signals, and a main power supply is connected out of the public tower footing cabinet through a public power line and connected with the three blade heating and deicing devices through the public cabin cabinet, the public slip ring and the public hub control cabinet and used for supplying power to all electric equipment.
2. The fan control system of claim 1,
and the public main controller is used for receiving the fan running state data, the running state data of the blade heating and deicing device and the sensor signal, determining a fan control signal and/or an anti-icing control signal according to the received fan running state data, the running state data of the blade heating and deicing device and the sensor signal, and transmitting the fan control signal and/or the anti-icing control signal to the public tower footing cabinet.
3. The fan control system of claim 2,
and the public tower footing cabinet is used for receiving the fan control signal and/or the anti-icing control signal sent by the public main controller, and receiving the fan running state data, the running state data of the blade heating and deicing device and the sensor signal sent by the public engine room cabinet.
4. The fan control system of claim 3,
the public engine room cabinet is used for collecting the sensor signals, receiving fan running state data and blade heating deicing device running state data sent by the public hub control cabinet through the public slip ring, receiving fan control signals and/or deicing control signals sent by the public tower footing cabinet, sending the fan control signals and/or deicing control signals to the public hub control cabinet through the public slip ring, and sending the fan running state data and the blade heating deicing device running state data to the public tower footing cabinet.
5. The fan control system of claim 4,
the common hub control cabinet is used for receiving a fan control signal and/or an anti-icing and deicing control signal sent by the common cabin cabinet through the common slip ring, controlling the working state of a fan according to the fan control signal, and/or controlling the working state of the blade heating and deicing device according to the anti-icing and deicing control signal; and sending fan running state data and running state data of the blade heating and deicing device to the public engine room cabinet through the public slip ring.
6. The fan control system of claim 5, wherein the common master controller determines the fan control signals and/or anti-icing control signals based on the sensor signals, fan operating status data, and operating status data of the blade heating de-icing apparatus, comprising:
judging whether the blade heating and deicing device is frozen or not according to the sensor signal and the running state data of the fan, judging the freezing degree if the blade heating and deicing device is frozen, determining whether the blade heating and deicing device needs to be started for deicing prevention and determining the heating power of the blade heating and deicing device according to the freezing degree, and sending deicing prevention and deicing control signals for starting the blade heating and deicing device and determining the heating power to the common tower footing cabinet if the blade heating and deicing device needs to be started; and in the working process of the blade heating deicing device, judging whether the blade has melted ice or not according to the sensor signal, the fan running state data and the running state data of the blade heating deicing device, judging the ice melting degree if the blade has melted ice, determining whether the blade heating deicing device needs to be closed or not according to the ice melting degree, and sending an anti-icing control signal for closing the blade heating deicing device to the common tower base cabinet if the blade heating deicing device can be closed.
7. The fan control system of claim 1, wherein the sensor signals, fan operating status data, and blade heating de-icer operating status data have a predetermined data format.
8. The wind turbine control system of claim 1, further comprising a remote anti-icing SCADA control system configured to receive the sensor signal, the wind turbine operating status data, the operating status data of the blade heating de-icing apparatus, and determine the control signal in a remote control mode.
9. The wind turbine control system of claim 1, wherein a rated current capacity of a power slide of the common slip ring is a sum of a rated current of a load in a hub of the wind turbine and a rated current of the blade heating deicing device.
10. The fan control system of claim 1, wherein the main power source is supplied at least as much as the total load power of the fan control system and the anti-icing control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302097.3A CN112483318B (en) | 2020-11-19 | 2020-11-19 | Fan control system with prevent and remove deicing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302097.3A CN112483318B (en) | 2020-11-19 | 2020-11-19 | Fan control system with prevent and remove deicing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112483318A true CN112483318A (en) | 2021-03-12 |
| CN112483318B CN112483318B (en) | 2022-03-18 |
Family
ID=74931961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011302097.3A Active CN112483318B (en) | 2020-11-19 | 2020-11-19 | Fan control system with prevent and remove deicing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112483318B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114526205A (en) * | 2022-03-04 | 2022-05-24 | 湖南风创能源科技有限公司 | Deicing controller and control method thereof |
| CN114687963A (en) * | 2022-03-18 | 2022-07-01 | 华能赫章风力发电有限公司 | Wind power generation control system |
| EP4306470A1 (en) * | 2022-07-11 | 2024-01-17 | OTIS Elevator Company | Heating control apparatus and method for escalator system or automatic walkway system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017190747A1 (en) * | 2016-05-04 | 2017-11-09 | Vestas Wind Systems A/S | In hub power generation and storage for anti-icing wind turbine blades |
| CN107829889A (en) * | 2017-11-20 | 2018-03-23 | 浙江运达风电股份有限公司 | A kind of deicing control method and system for wind power generating set |
| CN207538981U (en) * | 2017-10-20 | 2018-06-26 | 浙江运达风电股份有限公司 | A kind of blade deicer of large-scale wind electricity unit |
| CN111561420A (en) * | 2020-06-12 | 2020-08-21 | 天津瑞源电气有限公司 | Control system suitable for deicing of fan blades of wind turbine generator |
| CN111794918A (en) * | 2020-06-12 | 2020-10-20 | 天津瑞能电气有限公司 | One-cabinet type heating and refrigerating cabinet scheme installed in wheel hub |
-
2020
- 2020-11-19 CN CN202011302097.3A patent/CN112483318B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017190747A1 (en) * | 2016-05-04 | 2017-11-09 | Vestas Wind Systems A/S | In hub power generation and storage for anti-icing wind turbine blades |
| CN207538981U (en) * | 2017-10-20 | 2018-06-26 | 浙江运达风电股份有限公司 | A kind of blade deicer of large-scale wind electricity unit |
| CN107829889A (en) * | 2017-11-20 | 2018-03-23 | 浙江运达风电股份有限公司 | A kind of deicing control method and system for wind power generating set |
| CN111561420A (en) * | 2020-06-12 | 2020-08-21 | 天津瑞源电气有限公司 | Control system suitable for deicing of fan blades of wind turbine generator |
| CN111794918A (en) * | 2020-06-12 | 2020-10-20 | 天津瑞能电气有限公司 | One-cabinet type heating and refrigerating cabinet scheme installed in wheel hub |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114526205A (en) * | 2022-03-04 | 2022-05-24 | 湖南风创能源科技有限公司 | Deicing controller and control method thereof |
| CN114687963A (en) * | 2022-03-18 | 2022-07-01 | 华能赫章风力发电有限公司 | Wind power generation control system |
| CN114687963B (en) * | 2022-03-18 | 2022-09-09 | 华能赫章风力发电有限公司 | Wind power generation control system |
| EP4306470A1 (en) * | 2022-07-11 | 2024-01-17 | OTIS Elevator Company | Heating control apparatus and method for escalator system or automatic walkway system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112483318B (en) | 2022-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112483318B (en) | Fan control system with prevent and remove deicing function | |
| US6864594B2 (en) | Fluid power generator | |
| JP6313430B2 (en) | Method for controlling power consumption of a group by a plurality of wind turbine generators | |
| CN113294292B (en) | Control method, device, system, equipment and medium of wind generating set | |
| CN109901639B (en) | Electric heating ice prevention/removal control system structure of airplane model | |
| CN210977751U (en) | Overspeed module device for improving reliability of variable pitch | |
| US10865772B2 (en) | Data collection system and method for wind turbine power generation facility, and wind turbine power generation facility | |
| CN104787038B (en) | Possesses the diagnostic method of the hybrid vehicle diagnostic system of override control function | |
| CN212074405U (en) | Cooling controller for airplane brake wheel | |
| CN201412272Y (en) | Wind farm monitoring system | |
| CN116292154A (en) | Wind generating set blade deicing method, system, terminal equipment and storage medium | |
| CN114526205A (en) | Deicing controller and control method thereof | |
| CN110388304A (en) | A kind of yaw drive Auto-Test System | |
| CN212008988U (en) | Anti-freezing device for wind speed and wind direction sensor | |
| CN204315955U (en) | A kind of anti-condensation oil pumper frequency-conversion control cabinet | |
| CN209129782U (en) | A kind of drive unit with variable airscrew pitch of wind driven generator | |
| CN108590958A (en) | A kind of drive unit with variable airscrew pitch of wind driven generator | |
| CN204731436U (en) | Ice covering monitoring system | |
| CN114623053B (en) | Icing monitoring system and method for auxiliary wind turbine generator | |
| CN111551854B (en) | Device and method for testing regenerative braking capacity of alternating current motor driving system | |
| CN112682277B (en) | Method for counting increased power generation amount of fan and deicing system | |
| CN206988030U (en) | A kind of Wind turbines untie the mooring rope control device in advance | |
| CN217002168U (en) | Icing monitoring system for assisting wind turbine generator | |
| CN217327563U (en) | Blade heating control system of wind driven generator | |
| CN111162982A (en) | Power system CAN network topological structure and new energy automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |