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50 results about "High-altitude wind power" patented technology

Airborne wind energy (AWE) is the generation of wind energy by the use of aerodynamic or aerostatic lift devices. This technology is able to harvest high altitude winds. In contrast to wind turbines, which use a tower to hold a rotor at a given height above the surface.

Energy storage device suitable for high-altitude wind power generation, working method and system

The invention relates to the technical field of high-altitude wind power generation, in particular to an energy storage device suitable for high-altitude wind power generation, a working method and a system. The energy storage device comprises a track, a movable sliding block is arranged in the track, one end of the sliding block is connected with a motor of the high-altitude wind power generation system through a cable, and the other end of the sliding block is connected with an aerial assembly of the high-altitude wind power generation system through a cable; the energy accumulator comprises a fixed end and a movable end, the fixed end is fixed on the track, and the movable end is fixed on the sliding block; when the aerial assembly does work upwards, the energy accumulator accumulates energy; the energy accumulator releases energy when the aerial assembly is retracted downward. According to the technical scheme, the energy accumulators are arranged on the rails, energy can be stored when the aerial assemblies do work upwards, the stored energy can be released when the aerial assemblies are recycled downwards, and therefore the recycling energy consumption of the aerial assemblies can be greatly reduced.
Owner:CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION +2

Wind-solar-energy-storage cooperative power system suitable for Sagomean area with deficient wind resources

The invention discloses a wind and light storage cooperative power system suitable for a Sagomean area with deficient wind resources. The wind and light storage cooperative power system comprises a photovoltaic power generation unit, a floating type high-altitude wind power generation unit, a large-scale electrochemical energy storage unit and a central control module. The photovoltaic power generation unit serves as a basic power source, the wind power generation unit captures high-altitude stable wind energy through the floating technology to achieve complementary power supply, and the energy storage unit solves the problems of wind and light output fluctuation and load demand imbalance. And the central control module realizes efficient utilization of energy and stable operation of the system through a wind power prediction module, a multi-target collaborative scheduling module and a system operation optimization module in combination with an equipment health state evaluation and preventive maintenance strategy. The system breaks through the limitation of ground wind resources, improves the absorption capability of renewable energy sources, adapts to extreme environments, and guarantees the reliable supply of power in the Saggob area.
Owner:ELECTRIC POWER SCI RES INST OF STATE GRID XINJIANG ELECTRIC POWER CO LTD

Suspension device and high-altitude wind power generation system

The invention discloses a suspension device and a high-altitude wind power generation system. The suspension device comprises a platform body, floating wings and an airflow adjusting assembly. An airflow channel is formed in the middle of the platform body and provided with a first end and a second end, and external airflow can flow into the airflow channel from the first end and flow out of the airflow channel from the second end. The floating wings are connected to the outer side of the platform body. The airflow adjusting assembly is arranged in the airflow channel and / or on the floating wings so as to adjust the posture of the platform body. The airflow adjusting assembly adjusts airflow near the airflow channel and the airfoil surface of the floating wing, so that adjustment of lift force, resistance and direction force is achieved, through reasonable design and cooperative control of the airflow adjusting assembly, the platform body and the floating wing, the platform can mainly generate stable horizontal traction force in a middle-high altitude wind field, and the stability of the platform is improved. And the energy is transmitted to a ground power generation device in a simple-structure and feasible-control manner, so that the utilization efficiency of high-altitude wind energy and the engineering applicability of the system are improved.
Owner:CHINA HUADIAN ENG CO LTD +1

Variable cross-section cable and aerial assembly suitable for high-altitude wind power generation

The application relates to the technical field of high-altitude wind power generation, in particular to a variable cross-section cable suitable for high-altitude wind power generation and an air assembly. The variable cross-section cable comprises at least one variable cross-section unit, each of the variable cross-section units comprises a first cable, a first transition section and a second cable which are sequentially connected, the first cable and the second cable are in a cylindrical shape, the diameter of the cross section of the first cable is larger than that of the second cable, the first cable in the same variable cross-section unit is located below the second cable, a driver suitable for high-altitude wind power generation can move on the first cable and the second cable, the driver is connected with a canopy body and is used for driving the canopy body to open or close. The above technical scheme can effectively reduce the weight of the cable.
Owner:CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION +2

Parachute opening device suitable for high-altitude wind power generation, working method and aerial assembly

The invention relates to the technical field of high-altitude wind power generation, in particular to a parachute opening device suitable for high-altitude wind power generation, a working method and an aerial assembly. The umbrella ribs and the split type power supply are arranged on the umbrella body, the first electromagnetic coil is arranged in each umbrella rib, and the split type power supply is electrically connected with the first electromagnetic coils, so that the polarity of the first electromagnetic coils can be controlled by controlling the current direction of the first electromagnetic coils, and opening and closing of the umbrella body can be effectively and actively controlled. Furthermore, the magnitude of the magnetic field can be controlled by changing the output power of the split type power supply, so that the mutual magnetic acting force between the umbrella ribs can be indirectly controlled, and the opening and closing speed and degree of the umbrella body can be adjusted.
Owner:CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION +2

A maximum power generation power tracking control method for an air-based high-altitude wind power generation system

The application provides an air-based high-altitude wind power generation system maximum power generation tracking control method, and a dynamic height optimization method of the air-based high-altitude wind power generation system, which can systematically consider multi-dimensional operation constraints such as a high-altitude wind speed profile, air density variation and height adjustment cost, significantly improves high-altitude wind energy capture efficiency and power generation power output stability, and is suitable for real-time power optimization and height scheduling strategy formulation of a floating wind power generation platform.
Owner:PEKING UNIV

35kV outdoor cable distribution box for high-altitude wind-light electric field

The technical problem to be solved by the utility model is to provide the 35kV outdoor cable distribution box for the high-altitude wind-light electric field, and the outdoor cable distribution box can well adapt to the environment of a high-altitude region, meet the operation requirement of higher reliability, and effectively reduce the probability of occurrence of operation faults. The outdoor cable distribution box comprises a box body, the top of the box body is provided with a European T-shaped joint, the box body is internally provided with a busbar, the European T-shaped joint is electrically connected with the busbar through a wall bushing, the left and right sides of the busbar are symmetrically provided with expansion cable joints, and an on-off structure is arranged between the expansion cable joints and the busbar. A pressure balance structure and a control system are arranged in the box body, the box body is connected to an internal busbar through a European style T-shaped joint, electric power is distributed to an expansion cable joint through the busbar to realize branching or junction of cables, the modular design is convenient for installation and maintenance, and through the pressure balance structure and the control system, the pressure difference inside and outside the box body is balanced, and the box body structure is prevented from being deformed. The service life is prolonged.
Owner:LESHAN ELECT ELECTRIFIED WIRE NETING AUTOMATION CO LTD

Permanent magnet synchronous generator and high-altitude wind power generation system

The application relates to the field of wind power generation technology and provides a permanent magnet synchronous generator and a high-altitude wind power generation system.The permanent magnet synchronous generator comprises a rotor and a stator; the rotor is provided with permanent magnets; the stator is coaxially sleeved outside the rotor and comprises a plurality of stator modules; the plurality of stator modules are arranged along the circumference of the rotor; each stator module constitutes an independent three-phase power generation unit and has an independent neutral point; the stator module comprises a shell, a stator core and three-phase windings; the stator core is connected with the shell; the stator core is formed with a plurality of installation grooves which are arranged at intervals along the circumference of the rotor; and the three-phase windings are installed in the installation grooves; the three-phase windings of each stator module adopt a single-layer concentrated winding structure; each phase winding in the three-phase windings is contained in two adjacent installation grooves in the stator module; and only the winding of a single phase is contained in each installation groove. The application reduces the weight of the permanent magnet synchronous generator, thereby realizing long-time stable power generation.
Owner:AEROSPACE INFORMATION RES INST CAS

High-altitude acting system energy complementing device

The utility model relates to a high-altitude acting system energy complementing device which comprises an umbrella-shaped windward unit, a power generation unit and a traction rope, and the traction rope is connected with a high-altitude acting unit. An opening is formed in the top of the windward unit, the edge of the opening is connected to the first rotating module on the traction rope through a plurality of first ropes, and the lower edge of the windward unit is connected to the second rotating module on the traction rope through a plurality of second ropes; the windward unit is provided with a rotating guide part for guiding the windward unit to rotate unidirectionally under the action of high-altitude wind power, the first rotating module and the second rotating module can rotate by taking a traction rope as an axis under the action of rotating force of the windward unit, and the power generation unit is connected with the first rotating module; the power generation unit is provided with a power generator and an energy storage module, when the first rotating module rotates, the power generator is driven to rotate to generate power, and electric energy converted by the power generator is stored in the energy storage module to supply power to an aerial power utilization module of the high-altitude acting system. The energy complementing device can stably and continuously generate power, so that electric energy is stably provided for the aerial power utilization module.
Owner:SHANGHAI JINGXI TECH PARTNERSHIP (LLP)

Resistance-adjustable high-altitude wind power generation system

The application provides a high-altitude wind power generation system with adjustable resistance, which comprises a buoyancy device, a cable assembly and a ground control device. The buoyancy device has a through-flow channel and an internal resistance adjusting assembly, which comprises a fixed shaft and a plurality of rotatable blocking pieces. The air resistance is adjusted by controlling the flow state of adjacent blocking pieces. The ground control device comprises a generator and a controller. A first cable connects the buoyancy device and the generator to generate electricity. The controller is connected to the resistance adjusting assembly to control the action of the resistance adjusting assembly and change the air resistance. The buoyancy device is displaced under high air flow to drive the generator to generate electricity. The system can quickly respond to changes in wind speed, automatically adjust the operating state, and work efficiently in a wider wind speed range, so it has a wide application prospect.
Owner:CHINA HUADIAN ENG CO LTD +1

Variable-wing floating device suitable for high-altitude wind power generation, working method and umbrella ladder

The invention relates to the technical field of high-altitude wind power generation, in particular to a variable-wing floating device suitable for high-altitude wind power generation, a working method and an umbrella ladder. The wing type bags capable of being opened and closed are symmetrically arranged on the two sides of the floating body, so that in the initial rising process of the floating body, due to the fact that air is gradually rarefied, the internal and external pressure difference between the floating body and the wing type bags is gradually increased, and the size of the floating body and the size of the wing type bags are gradually increased; the wing type bag body is still kept in a closed state and is attached to the outer surface of the floating main body; when the floating main body ascends to the preset height, the volume of the floating main body and the volume of the wing type bag body both reach the maximum, at the moment, the wing type bag body can be switched from the closed state to the open state, in this way, the wing type bag body can generate upward lifting force under the action of wind power, and therefore the floating main body continues to ascend. Therefore, according to the technical scheme, the acting interval of the umbrella ladder can be widened, and the acting capacity of the umbrella ladder is improved.
Owner:CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION +2

Overhead circuit cable laying and mounting equipment and mounting method thereof

The invention discloses overhead circuit cable laying and mounting equipment and a mounting method thereof, and relates to the technical field of cable laying. The pulley comprises a pulley body, and a positioning device, a locking device, an anti-skid device and an anti-loosening device are arranged outside the pulley body; the positioning device comprises a hanging bracket, a moving block and a deviation rectifying assembly, the bottom of the hanging bracket is rotationally installed on the two sides of the pulley, the bottom of the moving block is slidably installed on the top of the hanging bracket, a groove is formed in the top of the hanging bracket, springs are arranged between the two sides of a protruding block at the bottom of the moving block and the groove, and the deviation rectifying assembly is arranged on the top of the pulley. Through the arrangement of the positioning device, the hanging bracket and the moving block are matched, and the purposes of relieving the influence of high-altitude wind power on cable installation equipment and preventing the installation equipment from being damaged are achieved; and through cooperation of the first telescopic rod and the bearing plate, the purpose of adjusting the position of installation equipment at any time according to needs is achieved, operation of installation personnel is facilitated, and installation errors are reduced.
Owner:YANTAI XINSHENG CONSTRUCTION & INSTALLATION CO LTD

Multi-umbrella ladder unit cooperative control method and device suitable for high-altitude wind power generation

The present application relates to high-altitude wind power generation technology field, especially in kind of multi-umbrella ladder unit cooperative control method and device suitable for high-altitude wind power generation. The method obtains the unit parameters, current working condition and external real-time power demand of all umbrella ladder units of high-altitude wind power generation system, and divides all umbrella ladder units based on unit parameters to represent the priority degree of all umbrella ladder units, and determines the power output of all umbrella ladder units based on current working condition to represent whether each umbrella ladder unit has power generation condition and the corresponding maximum power generation when having power generation condition, and finally controls the working parameters of all umbrella ladder units based on the results of external real-time power demand, division and power output determination. Therefore, the above technical scheme can realize stable power output and optimize system efficiency.
Owner:CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION +2

Mooring unmanned aerial vehicle with wind resistance

The utility model discloses a mooring unmanned aerial vehicle with wind resistance, and relates to the related field of mooring unmanned aerial vehicles, the mooring unmanned aerial vehicle comprises an unmanned aerial vehicle, a protection mechanism, a mooring cable and an automatic take-up and pay-off device, the protection mechanism is inserted in the bottom of the unmanned aerial vehicle, the mooring cable is fixedly connected to the bottom of the unmanned aerial vehicle, and the automatic take-up and pay-off device is arranged on the unmanned aerial vehicle. The lower portion of the outer wall of the mooring cable is slidably connected with the top of the automatic take-up and pay-off device, a protection mechanism is arranged, the mooring cable freely rotates at the center of the connecting rod and the center of the rotary disc, and the situation that the mooring cable is wound, knotted and even broken due to continuous twisting is avoided; meanwhile, it is ensured that the mooring cable can be kept in a natural droop state when the unmanned aerial vehicle moves in any direction through a rotary disc; by arranging a wind-resistant mechanism, the gravity center of the unmanned aerial vehicle is adjusted by adjusting the position of a balancing weight to resist wind disturbance, and stable descending of the unmanned aerial vehicle caused by high-altitude wind power is prevented.
Owner:QUANZHOU SHANYING TECH CO LTD

High-altitude welding device for steel structure framework

The invention discloses a high-altitude welding device for a steel structure framework, and belongs to the related technical field of high-altitude welding, the high-altitude welding device comprises a lifter, the top end of the lifter is fixedly connected with a fixed base, supporting seats are fixedly mounted on the front and rear parts of the fixed base, guide rails are fixedly mounted at the inner bottoms of the supporting seats, and sliding seats are slidably mounted on the guide rails; a collecting box is fixedly installed on one sliding seat, a connecting seat is fixedly installed on the other sliding seat, a protective cover is fixedly connected to the top of the collecting box, an adjusting mechanism and a welding machine body are fixedly installed on the top of the fixed base, the welding machine body is located on one side of the adjusting mechanism, and a welding gun is fixedly installed on the adjusting mechanism. The welding end of the welding gun is located right behind the protective cover, and a guide sleeve is fixed to the outer portion of the welding gun. Sparks and welding slag generated in the welding process can be effectively cleaned, the situation that the welding quality is affected by high-altitude wind power factors is avoided, and the welding effect is improved.
Owner:CHINA CONSTR 4TH ENG BUREAU 6TH

Multi-umbrella ladder unit cooperative control method and device suitable for high-altitude wind power generation

The invention relates to the technical field of high-altitude wind power generation, in particular to a multi-umbrella ladder unit cooperative control method and device suitable for high-altitude wind power generation. According to the method, unit parameters, current working conditions and external real-time power utilization requirements of all umbrella ladder units of the high-altitude wind power generation system are obtained, all the umbrella ladder units are divided based on the unit parameters so as to represent the priority degree of all the umbrella ladder units, and power output judgment is conducted on all the umbrella ladder units based on the current working conditions so as to determine the power output of all the umbrella ladder units. The method comprises the following steps: determining whether each umbrella ladder unit has a power generation condition or not and the corresponding maximum power generation amount when the umbrella ladder unit has the power generation condition, and finally performing cooperative control on working parameters of all the umbrella ladder units based on external real-time power demand, division and power output determination results. Therefore, the technical scheme can realize stable power output and optimization of system efficiency.
Owner:CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION +2

Headless modularized anchoring device, high-altitude wind power generation system and anchoring method of high-altitude wind power generation system

The invention discloses a nose-cone-free modular anchoring device, a high-altitude wind power generation system and an anchoring method of the high-altitude wind power generation system. The anchoring device comprises a frame, supporting legs, a rotary platform, a front arm frame, two rear arm frames and corresponding executing mechanisms. A nose-cone-free double-ring aerostat connector and a three-point distributed rigid bearing structure are adopted, a traditional single-point nose cone bearing mode is replaced, drawing, horizontal and torsion combined loads in a high-altitude wind field are effectively decomposed and resisted, and the anchoring stability and safety are remarkably improved. Meanwhile, the anchoring device adopts a modular design, has the capabilities of rapid assembly, maneuvering transition, automatic leveling and rotation adaptation, can be flexibly matched with aerostats with different sizes and loads, and achieves the technical effects of efficient deployment, reliable bearing and wide adaptation.
Owner:BEIJING LINYI YUNCHUAN ENERGY TECH CO LTD

A wire rope hoist for a tower crane

The application relates to a hoisting rope tower steel strand traction fixing device and a use method thereof. A hoisting assembly is installed on the top of a hoisting rope tower, a traction steel strand is connected with the hoisting assembly and a second connecting cylinder, then the end is passed through an anchorage steel strand through hole and is lowered to a target position at the bottom of the tower; the connecting end of the traction steel strand is arranged at the target position and a first connecting cylinder is installed; then the first connecting cylinder and the second connecting cylinder are connected through a connecting piece; the hoisting assembly is started, and the traction steel strand is pulled to the top of the hoisting rope tower. The above device and construction steps enable detachable connection between the traction steel strand and the pulled steel strand, the traction steel strand and the pulled steel strand can pass through the through hole, the pulled steel strand is quickly and accurately pulled through the anchor plate under the traction of the traction steel strand under the action of the hoisting machine and is not affected by high-altitude wind force; the installation efficiency of the traction steel strand is improved, the traction steel strand is not affected by the lifting height or the operation space of the self-propelled crane, and the construction is facilitated.
Owner:CHINA RAILWAY BRIDGE BUREAU NO 7 ENG CO LTD +1

Ship turning control mechanism and control method

The ship steering control mechanism and control method of the present application relate to a ship power generation and steering method and mechanism, which is provided with a water flow channel on the hull below the waterline, and a side thrust steering device is fixed in the water flow channel; a wire control device is arranged in the engine room control room of the hull; a retractable winch is arranged on the deck of the hull, a mooring line is fixed on the retractable winch, and a high-altitude wind power generation device is connected to the other end of the mooring line, and the power transmission line of the high-altitude wind power generation device is connected with the power system of the hull. The side thrust steering device can provide side thrust for the steering of the hull, which can control the steering when the hull approaches the shore to replace the tugboat and improve the efficiency, and can overcome the side stress generated when the high-altitude wind power generation device works to realize the control of the sailing posture of the hull, which is good in flexibility, greatly reduces the shipping cost, is not affected by the natural environment, and will not cause the situation of ship position deviation and impact on the wharf; the high-altitude wind power generation device can provide power for the power system and energy storage system of the hull, and can save a part of energy.
Owner:DAQING PAISI PETROLEUM TECH CO LTD

Anti-bird cover for power transmission equipment

The utility model discloses an anti-bird cover for power transmission equipment, which relates to the technical field of power transmission equipment, and comprises an anti-bird plate, a rotating shaft is rotatably inserted in the anti-bird plate, fan blades are fixedly arranged on the outer surface of the rotating shaft, a connecting rod is fixedly arranged at the bottom end of the rotating shaft, the connecting rod is rotatably arranged in the anti-bird plate, and the connecting rod is fixedly connected with the anti-bird plate. An auxiliary rod is fixedly arranged at the bottom end of the connecting rod, a knocking block is fixedly arranged on the outer surface of the auxiliary rod, a wind chime is hinged to the lower portion of the anti-bird plate, a fixing base is fixedly arranged at the bottom end of the anti-bird plate, and a lug base is hinged to the interior of the fixing base. And then the connecting rod drives the auxiliary rod to rotate, the knocking block is promoted to make contact with the wind chime and knock the wind chime, the wind chime makes a sound, then birds can be repelled, bird nest materials built by the birds on the power transmission equipment are prevented from falling on an insulator, false flashover of the insulator is avoided, and normal use of the power transmission equipment is guaranteed.
Owner:GANZHOU LIAN YIN COMPOSITE MATERIAL CO LTD

Unmanned aerial vehicle auxiliary hanging and dismounting device with aerial work orientation and deflection prevention functions

The utility model belongs to the technical field of power transmission line maintenance, and particularly relates to an unmanned aerial vehicle auxiliary hanging and dismounting device with high-altitude operation orientation and anti-deflection functions, which comprises an unmanned aerial vehicle and flexible traction ropes, symmetrical fixing rods are fixedly arranged on the lower side wall of the unmanned aerial vehicle, movable lock catches are arranged at the upper ends of the two flexible traction ropes, and the movable lock catches are connected with the unmanned aerial vehicle. The large-area wind stabilizing plate with the wind passing holes is additionally arranged below the V-shaped hook, so that the problems of deflection and non-orientation of the device caused by the influence of wind power and high-altitude wind power when the device retracts blades below the unmanned aerial vehicle can be effectively solved, and the effect of balancing the gravity center of the device is also achieved under the condition that the use of the device is not influenced; the rope self-adaptive adjusting mechanism is ingeniously used for restraining the unbalance phenomenon caused by inconsistent height generated during hanging of the device, the flexible double-rope hooks and the movable lock catches are arranged at the two ends of the flexible traction rope, the length and the tightness degree of the hooks can be flexibly adjusted, and the overall structure is light, light in weight and convenient to store.
Owner:SHENZHEN NEW NANRUN ELECTRIC POWER TECH CO LTD

High-altitude wind power generation system

The invention relates to the technical field of wind power generation and discloses a high-altitude wind power generation system which comprises a buoyancy component capable of suspending in the air, a main bearing cable connected with the buoyancy component, a barrel type power generation unit, a winch and a power transmission system. A plurality of through holes are formed in the side wall of the barrel, airflow forms pressure difference inside and outside the barrel and drives the barrel to rotate, the power generation assembly can convert rotating mechanical energy into electric energy, and the winch is used for adjusting the suspension height of the buoyancy component and the barrel type power generation unit by winding and unwinding the main bearing cable. The power transmission system is connected with the power generation assembly and used for transmitting, converting or storing electric energy generated by the power generation assembly. According to the high-altitude wind power generation system, wind power resources at different heights can be efficiently utilized, the structure is compact, the starting resistance is small, and the application range to the wind direction and the wind speed is wide.
Owner:CHINA HUADIAN ENG CO LTD +1

Platform device suitable for high-altitude wind power generation, working method and system

The invention relates to the technical field of high-altitude wind power generation, in particular to a platform device suitable for high-altitude wind power generation, a working method and a system. According to the platform device, a track is arranged on a base, a movable sliding block is arranged in the track, one end of the sliding block is connected with a motor of a high-altitude wind power generation system through a mooring rope, and the other end of the sliding block is connected with an aerial assembly of the high-altitude wind power generation system through a mooring rope; therefore, the projection of the orientation of the track and the projection of the orientation of the aerial assembly on the horizontal plane are the same, the track and the aerial assembly rotate synchronously, and the included angle between the track and the aerial assembly is an acute angle, so that when the track can rotate relative to the ground, the orientation of the aerial assembly can be adjusted by adjusting the orientation of the track, and better wind catching and control of the aerial assembly are guaranteed.
Owner:CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION +2

Umbrella ladder type high altitude wind turbine control method and system

The application discloses an umbrella ladder type high-altitude wind turbine control method and system, relates to the high-altitude wind power generation control technical field.The method acquires the high-altitude wind speed and the operation height of the helium balloon in real time; if condition one or condition two is met, the aerial umbrella ladder is controlled to descend at a set recovery speed; condition one: the deviation of the real-time high-altitude wind speed and the reference wind speed is less than zero; condition two: the deviation of the real-time high-altitude wind speed and the reference wind speed is greater than zero and the deviation of the real-time operation height of the helium balloon and the upper limit of the aerial umbrella ladder operation height is greater than zero; if condition three is met, the aerial umbrella ladder is controlled to ascend at an optimal release speed; condition three: the deviation of the real-time high-altitude wind speed and the reference wind speed is greater than zero and the deviation of the real-time operation height of the helium balloon and the upper limit of the aerial umbrella ladder operation height is less than zero.The application can improve the wind energy capture efficiency of the umbrella ladder type high-altitude wind turbine, ensure the long-time coordinated and stable operation of the umbrella ladder type high-altitude wind turbine, and realize unmanned or few-person operation of the unit.
Owner:NORTH CHINA ELECTRIC POWER UNIV +1

High-altitude wind turbine

1. The name of the design product: high-altitude wind turbine. 2. The use of the design product: high-altitude wind power generation, forest monitoring and fire extinguishing. 3. The design points of the design product: the shape of the product. 4. The picture or photo that best indicates the design points of the design: perspective view.
Owner:XIAN KELIMA TECH CO LTD

High-altitude wind power generation device system configuration method and device based on gray scale theory

The invention relates to the technical field of wind power generation, and discloses a high-altitude wind power generation device system configuration method and device based on a gray scale theory. A configuration scheme set is obtained, the configuration scheme set comprises multiple sets of system value schemes, and each set of system value schemes comprises value results corresponding to multiple system configuration parameters; determining the achievable degree of each value taking result in each group of system value taking schemes; based on each group of system value scheme and a stress balance model of the umbrella ladder assembly in a quasi-balance state, determining corresponding output power of each group of system value scheme at different rope speeds; determining a configuration scheme of the high-altitude wind power generation device from each group of target system value schemes based on the realizability corresponding to the target system value schemes for the target rope speed and the target system value schemes with the output power reaching the preset target output power; it can be guaranteed that the high-altitude wind power generation device can reach the expected target output power, and a scheme with the high achievable degree can be selected.
Owner:TSINGHUA UNIVERSITY +1

A design method of friction hoist based on parameter matching atlas for high-altitude wind power generation field

This invention relates to a friction winch design method based on parameter matching diagrams for high-altitude wind power generation. It is based on the Euler formula for flexible body friction, theoretically derived to construct a mathematical model of a clamped cable friction transmission. Parameter normalization is applied, and a design parameter matching diagram is drawn. Wheel pressure constraint lines and transmission efficiency contour lines are superimposed on the diagram. Finally, the optimal design parameters are determined using the graphical intersection method. Specifically, the method includes the following steps: (1) friction winch mechanism design; (2) core mathematical model construction; (3) generation of the equivalent friction coefficient-clamp pressure-rope tension mapping curve; (4) introduction of constraint conditions; and (5) drawing of a three-parameter coupled design diagram. This invention significantly improves design efficiency, ensures design reliability, provides global parameter optimization, and exhibits good versatility and scalability.
Owner:CHONGQING JIAOTONG UNIV

Horizontal stabilizing mechanism of wind power generation device

The utility model relates to the technical field of high-altitude wind power generation, in particular to a horizontal stabilizing mechanism of a wind power generation device. According to the technical scheme, the wind power generation device comprises a wind power generation body, the wind power generation body comprises a generator set, the peripheral surfaces of the two ends of the generator set are sleeved with a set of fixing rings used for fixing double mooring ropes, an included angle is formed between the two double mooring ropes, and cables are arranged on the double mooring ropes in parallel. An included angle is formed between the two double-mooring ropes, the stress of the two double-mooring ropes changes along with the change of the wind power, so that the pitch angle is prevented from being generated, and cables are arranged on the double-mooring ropes in parallel and used for power transmission. The double mooring ropes are not two independent mooring ropes, but two parallel mooring ropes are separated at the position close to the high-altitude wind power generation device and are tied to the front end and the rear end of the light paddle type generator respectively. And the stress of the two retaining ropes is changed along with the change of the wind power, so that the generation of a pitch angle is avoided.
Owner:BEIHANG UNIV

Mobile Demand-Driven Nighttime Marking (mBNK)

Mobile demand-driven night marking (mBNK), characterized in that the mBNK system uses common BNK detection systems and can be put into operation independently and autonomously, especially temporarily, immediately after the installation of, for example, a wind turbine or a group of wind turbines. The system is self-contained and features an internal BNK module for detecting emissions from aircraft, both manned and drones. The received signals are evaluated with regard to their distance (horizontal and vertical distance) to the obstacle or group of obstacles, and a switching or control signal is generated and output. This signal is transmitted to an evaluation unit (part of the invention) via internet connections, either wired or wirelessly. The evaluation of the received aircraft signals can also take place on an external processing unit. For this purpose, the received aircraft data is transmitted to the internet via a wired or wireless protocol and sent to the processing unit. The switching unit for the mBNK signal is installed where a distance-dependent switching signal is required. This could include, among other things, switching a hazard or obstacle warning light on wind turbines or buildings on and off. The purpose is not defined and could also include future technologies, such as airborne high-altitude wind turbines, which could then be moved into a safe position using this signal. Further uses of the switching signals are not excluded.
Owner:LANTHAN GMBH CO KG