CN110792557A - Wind integration forecasting method based on operation and maintenance of offshore wind farm - Google Patents
Wind integration forecasting method based on operation and maintenance of offshore wind farm Download PDFInfo
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- 238000013277 forecasting method Methods 0.000 title claims abstract description 18
- 238000012423 maintenance Methods 0.000 title claims abstract description 17
- 230000010354 integration Effects 0.000 title claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims description 22
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- 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
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- 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
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
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- 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
- F03D15/00—Transmission of mechanical power
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- 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
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/10—Combinations of wind motors with apparatus storing energy
- F03D9/11—Combinations of wind motors with apparatus storing energy storing electrical energy
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/02—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring forces exerted by the fluid on solid bodies, e.g. anemometer
- G01P5/06—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring forces exerted by the fluid on solid bodies, e.g. anemometer using rotation of vanes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/02—Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed
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- 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
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- 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
- Y02E10/727—Offshore wind turbines
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- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
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Abstract
The invention belongs to the technical field of offshore wind power, and particularly relates to a wind integration forecasting method based on operation and maintenance of an offshore wind farm, which comprises a spiral blade, a mounting frame, a motor, a rotating shaft, a first bevel gear, a second bevel gear, a rotating rod and a speed control pipe, wherein the spiral blade is arranged on the mounting frame; the mounting frame is arranged at the right end of the spiral blade, a mounting plate is connected above the inside of the mounting frame in a sliding manner, and the lower end of the mounting frame is fixedly connected to the upper end of the supporting rod; the lower end of the supporting rod is fixedly connected with a balance frame; the lower side of the left end of the mounting plate is fixedly connected with a speed control pipe; a spiral groove is formed in the speed control pipe; a rotating shaft is rotatably arranged in the spiral groove; the upper wall and the lower wall of the left end of the rotating shaft are symmetrically and elastically connected with clamping blocks through springs, a first bevel gear is fixedly arranged on the outer surface of the middle part of the rotating shaft, and the right end of the rotating shaft is rotatably connected to the left end of the motor; the invention is mainly used for solving the problem that the rotating speed of the spiral blade is too high to cause overheating and fire of an internal motor when the offshore wind power plant in the prior art has larger offshore wind power.
Description
Technical Field
The invention belongs to the technical field of offshore wind power, and particularly relates to a wind integration forecasting method based on operation and maintenance of an offshore wind farm.
Background
The offshore wind farm mostly refers to offshore wind power with a depth of about 10 meters. Compared with a land wind power plant, the offshore wind power plant mainly has the advantages that land resources are not occupied, the influence of landform and landform is basically avoided, the wind speed is higher, the single machine capacity of a wind turbine generator is larger (3-5 megawatts), the annual utilization hours are higher, however, the technical difficulty of construction of the offshore wind power plant is higher, the construction cost is generally 2-3 times that of the land wind power plant, and the technology is mature day by day since the 90 s of the 20 th century from the global scope. By the end of 2006, the installed capacity of offshore wind power worldwide has reached 90 ten thousand kilowatts, especially in Denmark and the United kingdom, which are developing faster, with installed capacities of 40 and 30 kilowatts. According to the prediction of the European wind energy Association, the offshore wind power can reach 1000 ten thousand kilowatts in 2010 and 7000 thousand kilowatts in 2020, the development prospect is very wide, but when the wind power on the sea surface is large, the rotating speed of the spiral blade of the wind power plant is too high, the fire of the motor in the wind power plant is easily caused, and a great amount of property loss is caused.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a wind integration forecasting method based on operation and maintenance of an offshore wind farm. The invention is mainly used for solving the problem that the rotating speed of the spiral blade is too high to cause overheating and fire of an internal motor when the offshore wind power plant in the prior art has larger offshore wind power.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a wind integration forecasting method based on operation and maintenance of an offshore wind farm, which comprises the following steps of:
s1: the assembled offshore wind turbines are uniformly placed on the sea surface according to an array mode, a fixed interval is formed between every two different offshore wind turbines, and the offshore wind turbines float through a bottom buoy;
s2: the method comprises the steps that after an offshore wind turbine is arranged, offshore wind power can be detected, wind pressures generated when the offshore wind blows on spiral blades of the wind turbine are different, namely the rotating speeds generated by the spiral blades of different wind turbines are different, the higher the rotating speed is, the larger the wind power is represented, the specific position and size of the offshore wind can be known, and weather forecast information can be judged according to the specific position and size;
s3: in the process of detecting sea wind, if the wind power is too large, the speed control device in the fan can be automatically started to control the rotating speed of the spiral blade, so that the motor fire caused by the too high rotating speed of the spiral blade is avoided, and meanwhile, the motor stores power;
the speed control device comprises a spiral blade, a mounting frame, a motor, a rotating shaft, a first bevel gear, a second bevel gear, a rotating rod and a speed control pipe; the mounting frame is arranged at the right end of the spiral blade, a mounting plate is connected above the inside of the mounting frame in a sliding manner, and the lower end of the mounting frame is fixedly connected to the upper end of the supporting rod; the lower end of the supporting rod is fixedly connected with a balance frame; the lower side of the left end of the mounting plate is fixedly connected with a speed control pipe; a spiral groove is formed in the speed control pipe; a rotating shaft is rotatably arranged in the spiral groove; the upper wall and the lower wall of the left end of the rotating shaft are symmetrically and elastically connected with clamping blocks through springs, a first bevel gear is fixedly arranged on the outer surface of the middle part of the rotating shaft, and the right end of the rotating shaft is rotatably connected to the left end of the motor; the motor is slidably arranged at the lower end of the right side of the mounting plate; the lower end of the first bevel gear is rotatably connected with a second bevel gear; a rotating rod is fixedly connected inside the second bevel gear; the left end of the rotating rod is fixedly connected with a spiral blade; arrange when offshore wind farm and accomplish the back, can make the spiral leaf rotatory when there is wind-force at sea promptly, thereby drive motor start reserve electric power, can make spiral leaf pivoted speed faster when wind-force is big more, this moment and the pivot rotational speed that can lead to the motor left end accelerate, thereby make inside joint piece of pivot left end outwards slide and with the intraductal helicla flute contact of accuse speed, make the pivot rotate on one side and drive motor and bevel gear right side motion, make the area of contact increase of bevel gear and No. two bevel gears, make the rotational speed of pivot reduced, protect the motor, avoid the motor to catch fire when the rotational speed is too fast.
Rigid springs are uniformly and fixedly connected to the upper surface of the mounting plate; when a bevel gear moves towards the right end due to rotation of the rotating shaft, the rigid spring is fixedly connected to the upper surface of the mounting plate, and the rigid spring has a reverse pushing force on the mounting plate, so that the bevel gear and the bevel gear II are always kept in a tight fit state, and the condition that the bevel gear and the bevel gear II are disconnected due to insufficient gravity to cause the motor to run normally is avoided.
The outer surface of the spiral groove is fixedly connected with a rubber film; when the joint piece slides to the helicla flute in because of centrifugal force effect, because of the outer fixed surface of helicla flute is connected with the rubber membrane, so the joint piece can produce certain frictional force after contacting with the rubber membrane in the helicla flute to make the rotational speed of pivot receive the frictional force restriction, avoid the rotational speed of pivot too fast make a bevel gear and No. two bevel gears break away from the contact and lead to job stabilization nature to receive the influence.
The interior of the rubber membrane is hollow, and the inner cavity of the rubber membrane is communicated with the extrusion cavity; the inside of the extrusion cavity is connected with a pressure increasing rod in a left-right sliding manner through a spring; the left end of the pressure increasing rod can be contacted with the installation wall surface of the speed control pipe; when the joint piece slides out the rubber membrane contact in pivot and the helicla flute, set up to the cavity form because of the inside of rubber membrane, so can extrude the inside cavity of rubber membrane when joint piece contacts with the rubber membrane and make and advance the extrusion intracavity with inside air injection, even make the increase of extrusion intracavity air pressure, produce one extrusion force to the pressure boost pole, thereby lead to the pressure boost pole to slide toward the left side and the installation wall contact of accuse fast pipe, make the countershaft carry out the secondary deceleration, protect the motor.
A rubber bag is arranged between the rigid springs; the upper end and the lower end of the rubber bag are respectively fixedly connected to the inner upper surface of the mounting frame and the upper surface of the mounting plate, and the rubber bag is connected with the cylinder between the floats; when carrying out the deceleration at the countershaft, mean that the mounting panel can shift up promptly to produce an extrusion force to the rubber bag, make the rubber bag with its inside air injection bracing piece lower extreme float between the cylinder in, make the width of cursory increase, increase the area of contact of bracing piece bottom and sea promptly, even make still can increase substantially the stability of wind-powered electricity generation field when offshore wind power is great.
The rubber bag and the extrusion cavity are set to be in a communicated state; when the rubber bag is extruded, because of the rubber bag sets up to the connected state with the extrusion chamber, so can inject into the extrusion intracavity with one of them part gas when the rubber bag is extruded, produce a share secondary driving force to the pressure boost pole promptly for the pressure boost pole can still contact with the installation wall of accuse speed pipe along with the horizontal slip of pivot, ensures the deceleration effect to the pivot.
A wind integrated forecast system based on offshore wind farm operation and maintenance is characterized in that the system relies on the wind integrated forecast method, and the system is uniformly controlled by a control system, and comprises:
the data module is used for acquiring and storing the live observation data of the offshore wind plant hydrological meteorological data in real time and automatically generating data information;
the analysis module is connected with the data module to receive the data information and provide forecast early warning data according to the received hydrometeorology observation data;
and the display module is connected with the analysis module to receive the forecast early warning data and display the received forecast early warning data to workers.
The data module comprises:
the acquisition unit is used for acquiring the weather condition of the sea surface in real time by using a meteorological sensor and generating acquisition data after Java calculation;
the storage unit is connected with the acquisition unit to receive the acquired data and store the received marine hydrometeorology real-time data into the remote computer;
the transmission unit is connected with the storage unit to receive the real-time hydrometeorological data, converts the received hydrometeorological data by using an AI artificial intelligence depth algorithm, and transmits the converted data to the analysis module through an electric signal after the conversion is finished;
the analysis module comprises:
the monitoring unit is connected with the acquisition unit, and is used for carrying out dynamic early warning and prompting of single elements or multiple elements at different levels on the marine wind power plant hydrological meteorological observation data acquired by the acquisition unit by utilizing statistical principle analysis according to the safety critical threshold of the hydrological meteorological elements concerned by the wind power project;
the early warning unit is connected with the monitoring unit, adopts a short-term forecasting technology to forecast weather conditions and element field characteristics in the concerned timeliness for weather forecasting and ocean forecasting, and combines strong weather indexes and weather conditions to display the disastrous weather early warning on the LED display screen according to a weather potential forecasting method;
the classifier Bayesian classification algorithm performs statistics on meteorological condition data in the storage unit and provides hydrological meteorological data support. Bayesian weather unit connected to the storage unit via native
The invention has the following beneficial effects:
1. according to the invention, the speed control device is arranged, so that after the offshore wind farm is arranged, if wind power exists at sea, the spiral blade can be rotated, the motor is driven to start and store electric power, the rotating speed of the spiral blade can be increased when the wind power is increased, and the rotating speed of the rotating shaft at the left end of the motor can be increased, so that the clamping block inside the left end of the rotating shaft slides outwards and is contacted with the spiral groove in the speed control pipe, the rotating shaft rotates while driving the motor and the first bevel gear to move rightwards, the contact area of the first bevel gear and the second bevel gear is increased, the rotating speed of the rotating shaft is reduced, the motor is protected, and heating and fire catching of the motor when the rotating speed is too high can be avoided.
2. According to the invention, the rigid spring is arranged, so that when the first bevel gear moves towards the right end due to the rotation of the rotating shaft, the rigid spring is fixedly connected to the upper surface of the mounting plate, namely, the rigid spring has a reverse pushing force on the mounting plate, thereby ensuring that the first bevel gear and the second bevel gear are always in a close fit state, and avoiding the situation that the motor cannot normally run due to the disconnection of the first bevel gear and the second bevel gear caused by insufficient gravity.
3. According to the invention, the rubber film is arranged, so that when the clamping block slides into the spiral groove under the action of centrifugal force, the rubber film is fixedly connected to the outer surface of the spiral groove, and a certain friction force is generated after the clamping block is contacted with the rubber film in the spiral groove, so that the rotating speed of the rotating shaft is limited by the friction force, and the influence on the working stability caused by the separation of the first bevel gear and the second bevel gear due to the over-high rotating speed of the rotating shaft is avoided.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic structural view of the speed control device of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 4 is a block diagram of the forecasting system of the present invention;
in the figure: spiral leaf 1, installing frame 2, mounting panel 21, bracing piece 22, balancing stand 23, rigid spring 24, rubber bag 25, cursory 26, cylinder 27, motor 3, pivot 4, joint piece 41, bevel gear 5, No. two bevel gear 6, bull stick 7, accuse fast pipe 8, helicla flute 81, rubber membrane 82, extrusion chamber 83, pressure boost rod 84.
Detailed Description
A wind integration forecasting method based on the operation and maintenance of an offshore wind farm according to an embodiment of the present invention will be described below with reference to fig. 1 to 4.
As shown in fig. 1-4, the wind integration forecasting method based on the operation and maintenance of the offshore wind farm according to the present invention includes the following steps:
s1: the assembled offshore wind turbines are uniformly placed on the sea surface according to an array mode, a fixed interval is formed between every two different offshore wind turbines, and the offshore wind turbines float through a bottom buoy;
s2: the method comprises the steps that after an offshore wind turbine is arranged, offshore wind power can be detected, wind pressures generated when the offshore wind blows on spiral blades of the wind turbine are different, namely the rotating speeds generated by the spiral blades of different wind turbines are different, the higher the rotating speed is, the larger the wind power is represented, the specific position and size of the offshore wind can be known, and weather forecast information can be judged according to the specific position and size;
s3: in the process of detecting sea wind, if the wind power is too large, the speed control device in the fan can be automatically started to control the rotating speed of the spiral blade, so that the motor fire caused by the too high rotating speed of the spiral blade is avoided, and meanwhile, the motor stores power;
the speed control device comprises a spiral blade 1, a mounting frame 2, a motor 3, a rotating shaft 4, a first bevel gear 5, a second bevel gear 6, a rotating rod 7 and a speed control pipe 8; the mounting frame 2 is arranged at the right end of the spiral blade 1, a mounting plate 21 is connected above the inside of the mounting frame 2 in a sliding manner, and the lower end of the mounting frame 2 is fixedly connected to the upper end of a support rod 22; the lower end of the supporting rod 22 is fixedly connected with a balancing stand 23; the lower side of the left end of the mounting plate 21 is fixedly connected with a speed control pipe 8; a spiral groove 81 is formed in the speed control pipe 8; the rotating shaft 4 is rotatably mounted in the spiral groove 81; the upper wall and the lower wall of the left end of the rotating shaft 4 are symmetrically and elastically connected with clamping blocks 41 through springs, a first bevel gear 5 is fixedly arranged on the outer surface of the middle part of the rotating shaft 4, and the right end of the rotating shaft 4 is rotatably connected to the left end of the motor 3; the motor 3 is slidably arranged at the lower end of the right side of the mounting plate 21; the lower end of the first bevel gear 5 is rotatably connected with a second bevel gear 6; a rotating rod 7 is fixedly connected inside the second bevel gear 6; the left end of the rotating rod 7 is fixedly connected with a spiral blade 1; arrange when offshore wind farm and accomplish the back, can make spiral leaf 1 rotatory when there is wind-force at sea promptly, thereby drive motor 3 and start reserve electric power, it is faster to make spiral leaf 1 pivoted speed promptly when wind-force is big more, this moment and can lead to the 4 rotational speeds of pivot of motor 3 left end to accelerate, thereby make 4 left end inside joint piece 41 of pivot outwards slide and with the interior helicla flute 81 contacts of accuse fast pipe 8, make 4 rotations of pivot rotate on one side drive motor 3 and bevel gear 5 move right, make bevel gear 5 and No. two bevel gear 6's area of contact increase, make the rotational speed of pivot 4 reduced, protect motor 3, avoid motor 3 to generate heat when the rotational speed is too fast and catch fire.
The upper surface of the mounting plate 21 is uniformly and fixedly connected with a rigid spring 24; when bevel gear 5 moved toward the right-hand member because the rotation of pivot 4, because of the last fixed surface of mounting panel 21 is connected with stiff spring 24, even make stiff spring 24 have a reverse driving force to mounting panel 21 to ensure bevel gear 5 and No. two bevel gear 6 and keep closely the laminating state throughout, avoid gravity not enough to lead to bevel gear 5 and No. two bevel gear 6 disconnection to lead to the unable normal operating of motor 3.
The outer surface of the spiral groove 81 is fixedly connected with a rubber film 82; when the joint piece 41 slides to the spiral groove 81 because of the centrifugal force, because of the outer fixed surface of spiral groove 81 is connected with rubber film 82, so certain frictional force can be produced after the joint piece 41 contacts with the rubber film 82 in the spiral groove 81, thereby make the rotational speed of pivot 4 receive the frictional force restriction, avoid the rotational speed of pivot 4 too fast make a bevel gear 5 and No. two bevel gears 6 break away from the contact and lead to job stabilization nature to receive the influence.
The interior of the rubber membrane 82 is hollow, and the inner cavity of the rubber membrane 82 is communicated with the extrusion cavity 83; a pressurizing rod 84 is connected inside the extrusion cavity 83 in a left-right sliding mode through a spring; the left end of the pressure increasing rod 84 can be in contact with the installation wall surface of the speed control pipe 8; when joint piece 41 slides out the contact of pivot 4 with the rubber membrane 82 in the helicla flute 81, because of the inside setting of rubber membrane 82 is hollow form, so joint piece 41 can extrude the inside cavity of rubber membrane 82 when contacting with rubber membrane 82 and make and inject inside air into extrusion chamber 83, even get the increase of air pressure in extrusion chamber 83, produce one extrusion force to pressure boost pole 84, thereby lead to pressure boost pole 84 to slide toward the left side and the installation wall contact of accuse fast pipe 8, make and carry out the secondary deceleration to pivot 4, protect motor 3.
A rubber bag 25 is arranged between the rigid springs 24; the upper end and the lower end of the rubber bag 25 are respectively fixedly connected with the inner upper surface of the mounting frame 2 and the upper surface of the mounting plate 21, and the rubber bag 25 is connected with the cylinder 27 between the floats 26; when the rotating shaft 4 is decelerated, that is, the mounting plate 21 moves upwards, so that an extrusion force is generated on the rubber bag 25, the rubber bag 25 injects air inside the rubber bag into the air cylinder 27 between the floats 26 at the lower ends of the supporting rods 22, the width of the floats 26 is increased, that is, the contact area between the bottoms of the supporting rods 22 and the sea surface is increased, and the stability of the wind power plant can be greatly improved even when the offshore wind power is large.
The rubber bag 25 and the extrusion cavity 83 are set to be in a communicated state; when the rubber bag 25 is extruded, because the rubber bag 25 and the extrusion cavity 83 are set to be in a communicated state, when the rubber bag 25 is extruded, a part of air is injected into the extrusion cavity 83, namely, a secondary pushing force is generated on the pressure increasing rod 84, so that the pressure increasing rod 84 can still contact with the installation wall surface of the speed control pipe 8 along with the left and right sliding of the rotating shaft 4, and the speed reducing effect on the rotating shaft 4 is ensured.
A wind integrated forecast system based on offshore wind farm operation and maintenance is characterized in that the system relies on the wind integrated forecast method, and the system is uniformly controlled by a control system, and comprises:
the data module is used for acquiring and storing the live observation data of the offshore wind plant hydrological meteorological data in real time and automatically generating data information;
the analysis module is connected with the data module to receive the data information and provide forecast early warning data according to the received hydrometeorology observation data;
and the display module is connected with the analysis module to receive the forecast early warning data and display the received forecast early warning data to workers.
The data module comprises:
the acquisition unit is used for acquiring the weather condition of the sea surface in real time by using a meteorological sensor and generating acquisition data after Java calculation;
the storage unit is connected with the acquisition unit to receive the acquired data and store the received marine hydrometeorology real-time data into the remote computer;
the transmission unit is connected with the storage unit to receive the real-time hydrometeorological data, converts the received hydrometeorological data by using an AI artificial intelligence depth algorithm, and transmits the converted data to the analysis module through an electric signal after the conversion is finished;
the analysis module comprises:
the monitoring unit is connected with the acquisition unit, and is used for carrying out dynamic early warning and prompting of single elements or multiple elements at different levels on the marine wind power plant hydrological meteorological observation data acquired by the acquisition unit by utilizing statistical principle analysis according to the safety critical threshold of the hydrological meteorological elements concerned by the wind power project;
the early warning unit is connected with the monitoring unit, adopts a short-term forecasting technology to forecast weather conditions and element field characteristics in the concerned timeliness for weather forecasting and ocean forecasting, and combines strong weather indexes and weather conditions to display the disastrous weather early warning on the LED display screen according to a weather potential forecasting method;
the classifier Bayesian classification algorithm performs statistics on meteorological condition data in the storage unit and provides hydrological meteorological data support. Bayesian weather unit connected to the storage unit via native
The specific working process is as follows:
after the arrangement of the offshore wind farm is completed, if wind power exists at sea, the spiral blade 1 can be rotated, so that the motor 3 is driven to start and store power, when the wind power is larger, the rotating speed of the spiral blade 1 is higher, at the moment, the rotating speed of the rotating shaft 4 at the left end of the motor 3 is increased, so that the clamping block 41 inside the left end of the rotating shaft 4 slides outwards and is contacted with the spiral groove 81 in the speed control pipe 8, the rotating shaft 4 rotates while driving the motor 3 and the first bevel gear 5 to move rightwards, the contact area of the first bevel gear 5 and the second bevel gear 6 is increased, the rotating speed of the rotating shaft 4 is reduced, the motor 3 is protected, the heating and fire catching of the motor 3 when the rotating speed is too high are avoided, when the first bevel gear 5 moves towards the right end due to the rotation of the rotating shaft 4, the rigid spring 24 is fixedly connected to the upper surface of the mounting plate 21, namely, the rigid spring 24 has a, thereby ensure that a bevel gear 5 and No. two bevel gear 6 remain closely the laminating state throughout, avoid gravity not enough to lead to a bevel gear 5 and No. two bevel gear 6 disconnection to lead to the unable normal operation of motor 3, when joint piece 41 slides to the helicla flute 81 because of centrifugal force effect in, be connected with rubber film 82 because of the surface fixed connection of helicla flute 81, so can produce certain frictional force behind the contact of rubber film 82 in joint piece 41 and the helicla flute 81, thereby make the rotational speed of pivot 4 receive the frictional force restriction, avoid the rotational speed of pivot 4 to make a bevel gear 5 and No. two bevel gear 6 break away from the contact and lead to job stabilization nature to receive the influence at the excessive speed.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. A wind integration forecasting method based on operation and maintenance of an offshore wind farm is characterized by comprising the following steps: the method comprises the following steps:
s1: the assembled offshore wind turbines are uniformly placed on the sea surface according to an array mode, a fixed interval is formed between every two different offshore wind turbines, and the offshore wind turbines float through a bottom buoy;
s2: the method comprises the steps that after an offshore wind turbine is arranged, offshore wind power can be detected, wind pressures generated when the offshore wind blows on spiral blades of the wind turbine are different, namely the rotating speeds generated by the spiral blades of different wind turbines are different, the higher the rotating speed is, the larger the wind power is represented, the specific position and size of the offshore wind can be known, and weather forecast information can be judged according to the specific position and size;
s3: in the process of detecting sea wind, if the wind power is too large, the speed control device in the fan can be automatically started to control the rotating speed of the spiral blade, so that the motor fire caused by the too high rotating speed of the spiral blade is avoided, and meanwhile, the motor stores power;
the speed control device in the S3 comprises a spiral blade (1), a mounting frame (2), a motor (3), a rotating shaft (4), a first bevel gear (5), a second bevel gear (6), a rotating rod (7) and a speed control pipe (8); the mounting frame (2) is arranged at the right end of the spiral blade (1), a mounting plate (21) is connected above the inside of the mounting frame (2) in a sliding manner, and the lower end of the mounting frame (2) is fixedly connected to the upper end of the supporting rod (22); the lower end of the supporting rod (22) is fixedly connected with a balance frame (23); the lower side of the left end of the mounting plate (21) is fixedly connected with a speed control pipe (8); a spiral groove (81) is formed in the speed control pipe (8); a rotating shaft (4) is rotatably arranged in the spiral groove (81); the upper wall and the lower wall of the left end of the rotating shaft (4) are symmetrically and elastically connected with clamping blocks (41) through springs, a first bevel gear (5) is fixedly installed on the outer surface of the middle of the rotating shaft (4), and the right end of the rotating shaft (4) is rotatably connected to the left end of the motor (3); the motor (3) is slidably arranged at the lower end of the right side of the mounting plate (21); the lower end of the first bevel gear (5) is rotatably connected with a second bevel gear (6); a rotating rod (7) is fixedly connected inside the second bevel gear (6); the left end of the rotating rod (7) is fixedly connected with a spiral blade (1).
2. The wind integration forecasting method based on the operation and maintenance of the offshore wind farm according to claim 1, characterized in that: the upper surface of the mounting plate (21) is uniformly and fixedly connected with a rigid spring (24).
3. The wind integration forecasting method based on the operation and maintenance of the offshore wind farm according to claim 1, characterized in that: and a rubber film (82) is fixedly connected to the outer surface of the spiral groove (81).
4. The wind integration forecasting method based on the operation and maintenance of the offshore wind farm according to claim 3, characterized in that: the interior of the rubber membrane (82) is hollow, and the inner cavity of the rubber membrane (82) is communicated with the extrusion cavity (83); a pressure increasing rod (84) is connected inside the extrusion cavity (83) in a left-right sliding mode through a spring; the left end of the pressure increasing rod (84) can be contacted with the installation wall surface of the speed control pipe (8).
5. The wind integration forecasting method based on the operation and maintenance of the offshore wind farm according to claim 2, characterized in that: a rubber bag (25) is arranged between the rigid springs (24); the upper end and the lower end of the rubber bag (25) are respectively fixedly connected to the upper surface of the interior of the mounting frame (2) and the upper surface of the mounting plate (21), and the rubber bag (25) is connected with the cylinder (27) between the floats (26).
6. The wind integration forecasting method based on the operation and maintenance of the offshore wind farm according to claim 2, characterized in that: the rubber bag (25) and the extrusion cavity (83) are set to be in a communicated state.
7. A wind integrated forecasting system based on offshore wind farm operation and maintenance, characterized in that the system relies on the wind integrated forecasting method in claims 1 to 6, the system is uniformly controlled by a control system, comprising:
the data module is used for acquiring and storing the live observation data of the offshore wind plant hydrological meteorological data in real time and automatically generating data information;
the analysis module is connected with the data module to receive the data information and provide forecast early warning data according to the received hydrometeorology observation data;
and the display module is connected with the analysis module to receive the forecast early warning data and display the received forecast early warning data to workers.
8. A wind integrated forecast system according to claim 7, characterized in that:
the data module comprises:
the acquisition unit is used for acquiring the weather condition of the sea surface in real time by using a meteorological sensor and generating acquisition data after Java calculation;
the storage unit is connected with the acquisition unit to receive the acquired data and store the received marine hydrometeorology real-time data into the remote computer;
and the transmission unit is connected with the storage unit to receive the real-time hydrometeorological data, converts the received hydrometeorological data by using an AI artificial intelligence depth algorithm, and transmits the converted data to the analysis module through electric signals after the conversion is finished.
9. A wind integrated forecast method according to claim 7, characterized in that:
the analysis module comprises:
the monitoring unit is connected with the acquisition unit, and is used for carrying out dynamic early warning and prompting of single elements or multiple elements at different levels on the marine wind power plant hydrological meteorological observation data acquired by the acquisition unit by utilizing statistical principle analysis according to the safety critical threshold of the hydrological meteorological elements concerned by the wind power project;
the early warning unit is connected with the monitoring unit, adopts a short-term forecasting technology to forecast weather conditions and element field characteristics in the concerned timeliness for weather forecasting and ocean forecasting, and combines strong weather indexes and weather conditions to display the disastrous weather early warning on the LED display screen according to a weather potential forecasting method;
and the meteorological unit is connected with the storage unit, and used for performing statistics on meteorological condition data in the storage unit through a native Bayesian classifier Bayesian classification algorithm and providing hydrological meteorological data support.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116428121A (en) * | 2023-03-20 | 2023-07-14 | 山东德瑞防腐材料有限公司 | Marine anti-corrosion fan with inner and outer protection multi-channel monitoring and remote control functions |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201786554U (en) * | 2010-09-09 | 2011-04-06 | 江苏泰隆减速机股份有限公司 | Variable pitch speed-reducing device for wind power generation |
| DE202014000111U1 (en) * | 2014-01-02 | 2014-03-11 | Andreas Danneberg | Mechanical rotor blade adjustment, speed limitation and storm protection in wind turbines |
| JP2015007399A (en) * | 2013-06-25 | 2015-01-15 | 中国電力株式会社 | Natural energy use type power generation device |
| CN108425801A (en) * | 2018-02-13 | 2018-08-21 | 梁瑞城 | A kind of model wind generating device with real time temperature monitoring function |
-
2019
- 2019-12-02 CN CN201911212723.7A patent/CN110792557B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201786554U (en) * | 2010-09-09 | 2011-04-06 | 江苏泰隆减速机股份有限公司 | Variable pitch speed-reducing device for wind power generation |
| JP2015007399A (en) * | 2013-06-25 | 2015-01-15 | 中国電力株式会社 | Natural energy use type power generation device |
| DE202014000111U1 (en) * | 2014-01-02 | 2014-03-11 | Andreas Danneberg | Mechanical rotor blade adjustment, speed limitation and storm protection in wind turbines |
| CN108425801A (en) * | 2018-02-13 | 2018-08-21 | 梁瑞城 | A kind of model wind generating device with real time temperature monitoring function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116428121A (en) * | 2023-03-20 | 2023-07-14 | 山东德瑞防腐材料有限公司 | Marine anti-corrosion fan with inner and outer protection multi-channel monitoring and remote control functions |
| CN116428121B (en) * | 2023-03-20 | 2024-05-10 | 山东德瑞防腐材料有限公司 | Marine anti-corrosion fan with inner and outer protection multi-channel monitoring and remote control functions |
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