39results about How to "Increase the wind power" patented technology

A technique is provided for operating a wind farm at increased rated power output. The technique includes sensing a plurality of operating parameters of the wind turbine generator, assessing the plurality of operating parameters with respect to respective design ratings for the operating parameters, and intermittently increasing a rated power output of the wind turbine generator based upon the assessment.

The invention discloses an orderly charging control method, controller and system. The orderly charging control method is suitable for direct-current charging piles and includes: and includes: acquiring real-time load of a station transformer, real-time charging demanded power of vehicles and real-time running condition of the charging piles; on the premise that the load of the station transformerdoes not exceed a limit, formulating an orderly charging strategy, and issuing the same to the charging piles, wherein the orderly charging strategy includes: charging the vehicles according to preset priority and preset output power of the charging piles if total charging demanded power of the vehicles does not exceed current residual power of the station transformer; when the total charging demanded power exceeds the current residual power, the charging piles with higher priority work at full power in a prioritized manner, and the charging piles with lower priority charge through power smooth adjusting. By the method, orderly charging of electromobiles is realized, and matching between charging load of the electromobiles and power supply capacity of a power distribution network is realized through orderly charging control by utilizing the characteristic of energy-type load of the electromobiles, so that power supply of the electromobiles and running safety of the power distributionnetwork are ensured.

Method and apparatus to utilize the push-pull power of an upwards flow of wind energy within a structure with one or more open tops; for ventilation, moisture condensing and producing mechanical energy for useful work, which will include producing electricity. Including a unique application of “Bernoulli's Principal” that allows the maximum amount of wind energy to be captured, channeled and/or concentrated within that structure over its height; to directly operate any number, type, form, size and/or shape of wind powered devices to transform this wind energy into mechanical energy. Then this mechanical energy can be used by machine devices to produce useful work, propel vehicles and/or to condense moisture from humid wind energy through momentum with geometric moisture condensing devices.

The invention relates to an optimization method for model selection of a fan blade of a wind power plant. The method comprises the following steps: 1) acquiring a unit capacity of the wind power plant and acquiring the model of the selectable wind turbine unit and the length of the corresponding wind turbine unit blade according to the capacity; 2) establishing a target function by taking the minimal cost per kilowatt/hour in the life cycle of the wind power plant as a target and the length of the discrete wind turbine unit blade as a constraint; and 3) solving the target function according to a genetic algorithm, thereby acquiring the optimal model combination of the wind turbine unit. Compared with the prior art, the method has the advantages that the wind speed distribution of the wind power plant, the wake effect between the wind direction distribution and the unit and the life cycle cost of the wind power plant are comprehensively considered, the cost per kilowatt/hour of the wind power plant can be reduced under the condition of same wind power plant capacity, and a basis is provided for the model selection of the fan blades of an onshore wind power plant and an offshore wind power plant.

The invention relates to a rotary wind gathering and guiding device and a horizontal vertical axis wind generator. The rotary wind gathering and guiding type horizontal vertical axis wind generator comprises a machine cabin, the wind gathering and guiding device, drive steering devices, wind wheels, a wheel swinging prevention device, an annular stable supporting device and a supporting rotary table device. A second cylindrical structure is located on the rear portion of a first cylindrical structure of the rotary wind gathering and guiding device and has the same axis with the first cylindrical structure. A transmission shaft is arranged at the axis position, and the diameter of the second cylindrical structure is smaller than that of the first cylindrical structure. The machine cabin isarranged at the center position of the first cylindrical structure. The outer surfaces of the two sides of an outer cylinder of the first cylindrical structure are each provided with one drive steering device. The front end of an inner cylinder of the first cylindrical structure is provided with a wind guiding conical cylinder. The rear portion of the second cylindrical structure is provided withthe wheel swinging prevention device. The outer end of the first cylindrical structure, the outer end of the second cylindrical structure, the outer end of the wheel swinging prevention device and theouter end of the wind guiding conical cylinder are sleeved with an annular structure on the annular stable supporting device. The lower end of the annular structure is further provided with a plurality of inwards-inclined supporting columns. The bottom of the first cylindrical structure is provided with the supporting rotary table device. By means of the rotary wind gathering and guiding device and the horizontal vertical axis wind generator, the utilization rate of the wind energy can be remarkably increased.

The invention relates to a communication tower with a wind power generation system provided with double-power blades and wind leakage protection, which solves the problems that the resources are wasted and the cost is high in the prior art. According to the communication tower, a wind power section is arranged, a basic frame section, the wind power section and a communication transmission frame section are arranged from bottom to top, an upper combination frame and a lower combination frame of the wind power section are arranged in a wind power outer frame from top to bottom to form a wind power inner frame, eight wind leakage deflectors are arranged at the periphery of the wind power inner frame, a plurality of wind leakage ports are formed on each wind leakage deflector, wind leakage doors are installed at the wind leakage ports by rotating shafts, electromagnets or permanent magnets are arranged at the bottom parts of the wind leakage doors and the wind leakage ports, a crankshaft is installed in the wind power outer frame, and three double-power wind blades are installed on the crankshaft by being separated from each by 120 degrees, and are positioned between the upper combination frame and the lower combination frame. According to the communication tower, the energy sources are saved, and the cost is low.

The invention relates to a model selection and optimization method for a fan blade in a wind power plant. A simple and convenient multi-wind-direction wake flow calculation method is provided; the relative position relationship of fans can be obtained through conversion of rectangular coordinates and polar coordinates, so that the wake flow can be calculated; the wind speeds of various fan unit are calculated according to a wake flow effect formula; the generated energy at the corresponding wind speed is obtained according to an active output model of the fans; the practical power output of the various fan units is obtained through an interpolation method; the target is the lowest full-life-cycle KWH cost of the wind power plant; on the premise of sufficiently considering the wake flow effect among the wind speed distribution, the wind direction distribution and the units of the wind power plant, optimal selection of the blade lengths of the various fans in the wind power plant is carried out; and the optimization problem is solved through a genetic algorithm. On the premise that the installation capacity of the wind power plant is not changed, the benefit of the wind power plant is increased; the KWH cost is reduced; and guidance is provided for model selection of a wind power unit in the wind power plant planning stage.

The invention discloses a multi-functional kitchen equipment, the principle of which is to utilize the flowable and variable-shaped characteristics of the air, accelerate it with a fan, combine the air duct of the turntable to generate eddy current wind energy, and take away the cooling capacity of frozen food. And perform heat exchange with it to complete the thawing of food. At the same time, the cooking of the food can also be completed after the air is heated by the heating device. Moreover, the structure of the device can exist independently, and can also be combined with a microwave oven to give birth to a new multifunctional device.

The invention relates to a wind conveyor. The wind conveyor comprises an air blower; a first-stage ventilation pipe is connected with an exhaust port of the air blower; a second-stage ventilation pipe is connected with the first-stage ventilation pipe through a flange; a material funnel is arranged above the second-stage ventilation pipe; an insertion plate is arranged at an intake end of the second-stage ventilation pipe, and a shrinkage port is formed in an exhaust end; a third-stage ventilation pipe is connected with the shrinkage port through a flange; a fourth-stage ventilation pipe is connected with the third-stage ventilation pipe through a flange; and a fifth-stage ventilation pipe is connected with the fourth-stage ventilation pipe through a flange. The wind conveyor mainly solves such defects as low conveying efficiency, long conveying path and weak tea cooling effect in traditional tea conveying equipment, can efficiently convey enzyme-deactivated tea leaves, achieves a cooling effect, improves the cooling effect during conveying, effectively guarantees the tea quality, and improves the production efficiency.

The invention discloses a dismountable enclosing wall for resisting frost disasters for orchards based on smog heat insulation. The dismountable enclosing wall comprises a protection body panel, wherein a vent plate mechanism is fixedly connected to the middle of a hinge, support clamping plates are fixedly connected to the outer sides of vent holes, on the front surface of the protection body panel, a limiting sleeve column is fixedly connected to the outer side close to the top, of the corresponding support clamping plate, an outside movable plate is in sleeving and sliding connection to theouter side of each limiting sleeve column, deep burying inserting columns are uniformly and fixedly connected to the bottom of the protection body panel, a vent angle adjusting mechanism is fixedly connected to the middle of the bottom surface of the vent plate mechanism, and heat insulation smog generation mechanisms are fixedly connected to two sides of the vent angle adjusting mechanism, on the bottom surface of the vent plate mechanism. The invention relates to the technical field of defence engineering of natural disasters. The dismountable enclosing wall for resisting frost disasters for orchards based on smog heat insulation achieves heat insulation of the orchards, and under joint actin of smog and the vent plate mechanism, the heat insulation effect of the orchards can be reinforced.

The invention discloses a compression type atomizer which comprises a main unit bottom shell, a compressing main unit and a coaxial fan. A middle shell is connected to the main unit bottom shell. An upper cover is disposed on the middle shell. A hanging device is disposed on the inner surface of the upper cover. The compression main unit is connected with the hanging device. An air drum is arranged at the bottom of the main unit bottom shell. The coaxial fan is disposed in the air drum. The hanging device can control the horizontal motion of the compression main unit. Reasonable gaps can be reserved among single- and double-column buffer circular tubes, positioning can be achieved while vibration is not transmitted. The radiating fan is used by the atomizer to improve radiation and enhance the performance of the drum, the air pumping force of the radiating fan is increased, the radiating capacity of the compression main unit is enhanced, and the service life of the compression main unit is prolonged.

The Inventive Subject Matter is a System for harvesting wind energy and natural wave energy. The harvesting can be performed on a body of water. The body of water can be an ocean or lake. The harvesting can be performed autonomously and create portable energy for ships or other purposes.

The invention provides a flotation device, and relates to the field of ore flotation. The flotation device comprises an air inlet mechanism, a ventilation plate, a U-shaped plate, a sweeping plate mechanism, a collecting cavity and a flotation mechanism. The ventilation plate is arranged on the inner wall of the bottom end of the U-shaped plate. The air inlet mechanism is arranged above the ventilation plate. Air inlet holes are formed in the ventilation plate. The air inlet mechanism is communicated with the U-shaped plate. The collecting cavity is arranged on the inner wall of the U-shaped plate. The flotation mechanism is arranged on the ventilation plate. The sweeping plate mechanism is arranged above the flotation mechanism, and one end of the sweeping plate mechanism is fixedly connected with an output shaft of a rotating motor through a coupling. According to the flotation device, mineral powder deposited at the bottom can be blown into the flotation mechanism again, the situation that the flotation effect is affected due to the fact that the mineral powder is separated out and deposited at the bottom is prevented, contact between bubbles and the mineral powder is enhanced, the adsorption effect of the bubbles on the mineral powder is improved, and meanwhile separation of solid impurities can be accelerated through generated vibration.

The invention discloses detachable air knife capable of discharging air uniformly, which comprises an air knife body, wherein the air knife body comprises an air inlet pipe, one end of the air inlet pipe is closed, the other end of the air inlet pipe is open, the air inlet pipe is connected with a fan, a connecting plate is fixed to the side surface of the air inlet pipe from the bottom, an air outlet plate is fixed to the bottom of the connecting plate, an air outlet is formed in the air outlet plate, a flow equalizing air cavity used for evenly guiding air flow in the air inlet pipe to the air outlet to flow out is formed among the air inlet pipe, the connecting plate and the air outlet plate. The air knife is simple in structure, and the flow direction of internal air flow is improved and the stability is improved by changing the structure of the internal flow equalizing air cavity, so that the problems that the blown-out air force is not uniform and the air knife is prone to deformation are solved.

The invention relates to a wind power generation device. The wind power generation device comprises oppositely arranged flow separation plates; the multiple flow guide plates are arranged between the flow separation plates at intervals around the normal center lines of the flow separation plates; the wheel blade discs are oppositely arranged, are located between the flow separation plates and are rotationally connected with the flow separation plates; the plurality of wheel blades are arranged among the wheel blade discs at intervals around the normal center lines of the wheel blade discs, and hollow spaces are formed by the wheel blade discs and the wheel blades; the manufacturing and product cost is reduced; the flow separation plate and the wheel blade disc can block wind power flow entering the inner rotor, so that the wind power flow does not escape in the vertical direction, the wind power flow is prevented from escaping in the vertical direction, design parameters are simple and effective, and the conversion efficiency of wind energy and electric energy is effectively improved.

The invention discloses a wind power generation method based on low-speed wind. The method comprises the following steps that a wind power generation device is installed, a wind gathering device is installed, wind energy is gathered and conveyed, wind energy drives an impeller to rotate, and a generator generates power. The wind gathering device is installed at the air inlet of the wind power generation device, according to the Bernoulli theorem, in the non-sticky and non-heat-conduction steady movement of fluid, the total energy of the fluid of unit mass is kept unchanged along the same flowline, so that the flow speed of the low-speed wind in the wind gathering device is increased, and the effect of improving wind energy is achieved; the wind speed of the low-speed wind entering the airinlet of the wind power generation device is increased based on the funnelling theory, rotation of the impeller is more efficient, large-scale efficient power generation can be conveniently achievedin low-wind-speed areas such as roofs of high-rise buildings, and the problem that a traditional wind power generation method cannot continuously and stably output electric energy in a low-wind-speedenvironment is solved; and power supply stability of rear-end electric equipment is ensured to a certain degree, and wind energy development and utilization in a low-wind-speed area are met to a greatdegree.

The invention belongs to the technical field of waste paper treatment for carton production lines, and particularly relates to a waste paper treatment device for carton green printing. The waste papertreatment device comprises an air duct. The outer tube wall of an outer half tube of the air duct is fixedly connected with an ash cleaning broom, the broom surface of the ash cleaning broom extendsdownwardly in the extending direction of the air duct to the surface of a carton at a discharging guide rail of a printing machine, the broom surface of the ash cleaning broom is perpendicular to theguiding direction of the discharging guide rail, and an air outlet of the air duct is directed to the intersection of the portion, at the discharging guide rail, of the surface of the carton and the ash cleaning broom. The device comprises a dust whisking motor. A felt tray is fixedly connected to the shaft end of a rotating shaft of the dust whisking motor. The felt tray surface is perpendicularto the guiding direction of the discharging guide rail, and the tray edge of the felt tray abuts against the portion, at the discharging guide rail, of the surface of the carton. The device further comprises a waste paper conveying belt. The waste paper conveying belt is communicated with external waste paper treatment equipment. The waste paper treatment device has the beneficial effects of beingsimple in structure, easy, convenient and quick to operate, low in cost and capable of achieving the automatic waste removal operation while the cleanliness of the surface of a corrugated cardboard is ensured.

A lifting adjustable wood sliding table saw with a synchronous saw dust suction function comprises a fixed table, a sliding table and a cutting saw. The cutting saw is arranged between the fixed tableand the sliding table. A wood saw dust recovery hood is arranged above the cutting saw. One side of the wood saw dust recovery hood is in sliding connection with a lifting table through a lifting arm, suction holes are formed in the front end and rear end of the top of the wood saw dust recovery hood separately, and the suction holes communicate with a dust collecting device through suction pipesseparately. The sliding table is in sliding fit with the fixed table through guide rails, a plurality of vacuum chucks are evenly distributed on the sliding table, fixed guide rails are arranged on the fixed table, and a fixed positioning plate is installed on the fixed guide rails in a sliding mode. Sliding table fixed guide rails are arranged on the sliding table, a sliding table positioning plate is installed on the sliding table fixed guide rails in a sliding mode, and a material baffle capable of moving left and right is further arranged at the front end of the sliding table. The vacuumchucks arranged on the sliding table are adopted for effectively simulating hand pressing actions in cooperation with pressure sensors, so that work safety is guaranteed while working efficiency is improved; and meanwhile, the positioning plates on two sides and the material baffle installed on the sliding table are matched, so that the cutting precision is guaranteed.