27 results about "Wind effect" patented technology

This invention relates to an active intake and blowing control method for wind effects in high-rise buildings based on deep reinforcement learning. This invention relates to the fields of active flow control and wind-induced vibration control in high-rise buildings. Addressing the shortcomings of existing wind-resistant measures for high-rise buildings in complex wind environments and the insufficient feasibility of active flow control engineering, this invention discloses an active intake and blowing control method for wind effects in high-rise buildings based on deep reinforcement learning. The method includes: constructing an active intake and blowing control device for wind effects in high-rise buildings, constructing a wind tunnel test environment, establishing a deep reinforcement learning model, and realizing interactive training between the model and the wind tunnel test environment. This method can adaptively adjust the intake and blowing flow rates according to real-time wind environment information and structural wind-induced vibration response information, changing the flow field structure around the building, reducing unfavorable flow separation and wake vortex shedding, thereby reducing wind load and wind-induced vibration response in high-rise buildings.

The present application provides a kind of soft wind device, air conditioner and its control method, wherein the soft wind device, comprising: first soft wind blade group, first soft wind blade group includes multiple blades spaced apart along the first direction, blade includes left side piece and right side piece, the first side of left side piece is connected with the first side of right side piece, blade has left side piece and right side piece opposite opening state, when the air conditioner applied by soft wind device runs soft wind mode, blade is in opening state, when blade is in opening state, left side piece and right side piece form acute angle and the first side is in the upstream side of air flow flow direction.The present application opens the blade of acute angle in soft wind mode, can form the resistance to the air flow of outlet air and change the flow direction of air flow, effectively prevent the discomfort caused by the air flow of outlet air straight blowing user, simultaneously, the blade in the present application realizes soft wind effect by opening mode instead of the micro-hole structure in prior art, eliminates the phenomenon that micro-hole structure is easy to block.

The invention discloses an aeroelastic model wind tunnel test device and method with continuously adjustable rigidity and damping, and belongs to the technical field of wind tunnel tests.The aeroelastic model wind tunnel test device comprises a wind tunnel test section, a test model and a test unit, and test holes are symmetrically formed in side plates of the wind tunnel test section; the test model is installed in the test hole in a penetrating manner and extends to the outside of the wind tunnel test section; the two sides of the test model are connected with test units through rigid extension rods. According to the aeroelastic model wind tunnel test device and method with continuously adjustable rigidity and damping, the equivalent rigidity and damping characteristics of the model can be adjusted continuously and independently by adjusting electric signals in the wind tunnel test process, so that the dynamic response of an actual flexible or elastic structure is simulated more truly, and the test efficiency is improved. And the accuracy, flexibility and test efficiency of wind effect evaluation are remarkably improved.

The application provides an indoor unit and a control method of an air conditioner. The indoor unit comprises: a bottom shell, the bottom shell is provided with an air outlet guide mechanism, the guide mechanism is rotatably arranged at the air outlet, and at least part of the guide mechanism is provided with an air outlet channel; an oscillation assembly is arranged in the air outlet channel; a magnetic attraction assembly is connected with the guide mechanism, the magnetic attraction assembly has a blocking position for blocking the air outlet channel, and the magnetic attraction assembly has an avoiding position for avoiding the oscillation assembly in the air outlet channel; when the magnetic attraction assembly is in the avoiding position, part of the air flow blown from the air outlet is blown out of the bottom shell through the air outlet channel. According to the technical scheme of the application, when the magnetic attraction assembly is in the avoiding position, part of the air flow blown from the air outlet is blown out of the bottom shell through the oscillation assembly in the air outlet channel, so that the soft wind effect is achieved, the problem of the indoor unit directly blowing air flow to people is solved, and the air outlet comfort of the indoor unit is improved.

The utility model discloses a ventilation device for a tremella aurantialba culture room, which belongs to the technical field of tremella aurantialba culture and comprises a box body, a plurality of fixing holes are formed in the box body, a grid plate is connected to the box body, a filter plate is connected to one side, opposite to the grid plate, of the box body, a protective plate is connected to the box body, and a cross rod is connected to the box body. Sliding grooves are formed in the upper portion and the lower portion of the interior of the box body. According to the ventilation device for the tremella aurantialba culture room, a first motor is started to rotate a lead screw, a matching block in threaded fit with the lead screw is promoted to drive a fixing hoop to move along the lead screw, a sliding block can slide on a guide rod, then a barrel shell reciprocates in a box body, a working motor can rotate fan blades, and the fan blades are promoted to blow air for ventilation; through reciprocating horizontal movement, the natural wind effect is simulated, exchange of air around a culture point is promoted, the ventilation range is expanded, and the installation number of ventilation devices is reduced.

The invention discloses a wind wheel structure which comprises a frame body and blades, and the blades are arranged on the frame body in a radial mode. Each blade comprises a body, a first side edge and a second side edge, and the body is provided with a first surface and a second surface which are oppositely arranged; the first side edge is arranged along the length direction of the body, and the second side edge is arranged along the width direction of the body; the body is provided with a noise reduction hole, and the noise reduction hole is provided with a through hole structure penetrating through the first face and the second face. According to the wind wheel structure, the noise reduction holes penetrating through the first faces and the second faces are formed in the blades, airflow on the high-pressure faces of the blades flows to the low-pressure faces through the noise reduction holes, the boundary layer blowing effect is formed, the surface flow field structure of the blades is optimized, and the effect of low noise is achieved while the high wind speed is provided. The invention further provides a bath heater comprising the wind wheel structure.

The present invention relates generally to the automated setting of the angle of attack of propulsive and / or flow directing elements to catch the wind, such as the automated paying-out and recovery of ropes for sails or the automated rotation of profiled masts. The invention relates firstly to ships having at least one propulsion and / or flow directing element that is to be positioned to catch the wind, such as a sail, a profiled mast and the like, and that is mounted adjustably relative to a hull. The invention also relates to a device for adjusting such a propulsive and / or flow directing element that is to be positioned to catch the wind, comprising: an actuator motor and a drive train for transmitting an actuating and / or holding moment and / or an actuating and / or holding force from the actuator motor to the movably mounted propulsive and / or flow directing element; and a control device for automated adjustment of the propulsive and / or flow directing element depending on wind effects such as wind direction and / or wind strength. According to the invention, the control device for adjusting the propulsive and / or flow directing element has a measuring device for measuring the drive loading, in the form of an actuating and / or holding force and / or an actuating and / or holding moment, acting in the drive train and / or on the actuator motor, and also a control module for activating the actuator motor in order to bring the propulsive and / or flow directing element into various positions depending on the drive loading measured in the drive train and / or on the actuator motor.

This invention provides a structure for an anti-pollution train roof insulator, relating to the field of high-speed train technology. It includes multiple core rods and multiple sheds, with the sheds fixed to both ends of the core rods. The upward and downward tilt angles of the sheds are adjustable. This invention considers the wind effect, improving the pressure on the leeward side of the insulator by changing the upward and downward tilt angles of the sheds and the height of the core rods. This alters the airflow on the insulator surface, optimizing pollution accumulation and effectively reducing the probability of flashover accidents on the train roof insulator.

This invention discloses a high-altitude dry powder water-based fire extinguishing bomb drone, relating to the field of drone-based fire extinguishing bomb technology. It includes a heavy-load drone body with a mounting frame fixedly connected to its bottom. Multiple placement compartments are arranged within the mounting frame. This high-altitude dry powder water-based fire extinguishing bomb drone, through the multiple placement compartments on the mounting frame and the cooperation of a moving mechanism and a clamping mechanism, enables the drone to drop multiple fire extinguishing bombs during a single flight. Simultaneously, a transmission mechanism drives adjusting plates to rotate, causing two adjusting plates to rotate forward of the mounting frame, thereby moving the fire extinguishing bombs in the placement compartments forward. This effectively balances the weight behind the mounting frame, achieving a balanced gravity area for the bombs. This enhances the stability of the drone during high-altitude bomb dropping and reduces the risk of crashes due to center of gravity shift and wind effects.

An artificial intelligence (AI) device and methods for recognizing wind along a projectile trajectory path by recognizing winds effect on a string. The string is the teacher. Embodiments include a deep learning model implemented as convolutional neural networks to detect a string and identify wind direction and speed along at least a segment of the projectile trajectory path to a target. The AI is trained with images (photos and or video) and / or audio recordings of strings as well as wind direction and speed at number of points along the projectile trajectory path. One embodiment supports the string with a rod having a predetermined pattern of dark bands and light bands. The trained, portable AI device recognizes a string in real time. When optimum wind speed is sustained for brief time, a green light is illuminated. An aiming point is adjusted for range and crosswind.

The invention discloses a method for determining the most unfavorable working condition of downburst wind load of a power transmission line. The method comprises the following steps: 1) obtaining the line wind load of the power transmission line under downburst; 2) performing quasi-static linear analysis on the power transmission line-insulator system under the action of downburst wind to obtain wind vibration response of the multi-span power transmission line-insulator system; 3) with seeking maximum transverse and longitudinal wind loads of wires of a tangent tower and a strain tower as an optimization target, constructing a worst working condition parameter combination optimization model when the counterforce transmitted to the tower by the multi-span power transmission line-insulator system is maximum; 4) solving the model to obtain the most unfavorable working conditions of the tangent tower and the strain tower; and 5) selecting power transmission lines of different conductor types as research objects, and optimizing the maximum values of the transverse and longitudinal wind loads of the conductors of the tangent tower and the strain tower to obtain the most unfavorable wind effect parameter configuration under different working conditions. The method provided by the invention remarkably reduces the time cost and the calculation overhead required by numerical simulation.

The present application relates to the field of air conditioner control, in order to realize the balance between the soft wind effect, condensation problem and room cooling load, provide variable soft wind control method: according to the set temperature, room temperature and temperature threshold determine the swing position, and according to the indoor relative humidity φir Determine the indoor unit speed and the maximum operating frequency of the compressor, can be in the cooling soft wind function is opened, through the reasonable matching indoor unit speed, swing angle, compressor frequency and with the change process of room temperature, indoor relative humidity during cooling dynamic adjustment three operating parameters, to realize the reasonable balance of cooling load, comfortable air supply and condensation under the soft wind function, improve the comfort and satisfaction of consumers.

The application discloses a farmland shelterbelt regional windproof effect evaluation method based on a land-air coupling model, and relates to the field of agricultural science and technology. High-precision terrain data of a target farmland shelterbelt region is collected and preprocessed, and spatial distribution information of the farmland shelterbelt is obtained by combining remote sensing image interpretation. Based on the terrain data and the spatial distribution information, terrain undulation and surface coverage characteristics are analyzed, and a refined underlying surface classification system is constructed. High-resolution grid parameters of the WRF model are configured, and the Noah-MP land surface process model is coupled. The farmland shelterbelt regional windproof effect evaluation method based on the land-air coupling model can accurately depict the terrain undulation and surface heterogeneity of the farmland shelterbelt region by combining high-resolution terrain data and multi-source remote sensing images. The WRF model is coupled with the Noah-MP land surface process model to realize fine simulation of complex terrain and multiple underlying surfaces, overcome the limitations of the traditional uniform underlying surface assumption, and significantly improve the accuracy of windproof effect evaluation.

The utility model provides a data center double-layer ventilation and heat insulation outer wall, which belongs to the technical field of building outer walls and comprises an inner wall, an outer wall, a first ventilation shutter, a second ventilation shutter and a negative pressure fan, second ventilation shutters are arranged on the lower side of the outer wall, and third ventilation shutters are arranged on the upper side of the outer wall; and the air interlayer is connected between the inner wall and the outer wall. When the outdoor temperature is higher than the indoor temperature, the double-layer ventilation and heat insulation outer wall can isolate outdoor hot air by closing the second ventilation shutter and the third ventilation shutter on the outer wall and closing the first ventilation shutter on the inner wall at the same time, and the closed air space layer is utilized; when the outdoor temperature is lower than the indoor temperature, the negative pressure fan and the first ventilation shutter on the inner wall are opened, the second ventilation shutter and the third ventilation shutter on the outer wall are opened at the same time, and meanwhile heat can be taken away through the air draft effect in the air interlayer; the purposes of reducing the energy consumption of the air-conditioning system, improving the energy efficiency of the data center and reducing the operation cost are achieved.

The invention discloses a dynamic management and control method driven by a low-altitude airspace multi-mode large model, and relates to the technical field of unmanned aerial vehicle airspace traffic management. And generating a four-dimensional deformable flight pipeline with the highest passing priority for the emergency unmanned aerial vehicle, which comprises the following steps: for each grid, calculating an urban canyon wind effect index, a building wake flow effect index, a thermal turbulence effect index, a signal multipath propagation index and a non-uniform electromagnetic interference index, and after correlation, obtaining a four-dimensional deformable flight pipeline with the highest passing priority for the emergency unmanned aerial vehicle; acquiring a comprehensive risk index of each grid; a four-dimensional deformable flight pipeline is planned based on the four-dimensional dynamic risk field model; according to the method, the situation awareness precision and the risk look-ahead capability of the low-altitude airspace are remarkably improved, the transformation from passive response to active predictive intelligent management and control is realized, and the safety, the efficiency and the capacity of airspace operation are enhanced.

The invention discloses a battery heat dissipation structure and a heat dissipation method of a new energy automobile, and relates to the technical field related to new energy batteries, the battery heat dissipation structure of the new energy automobile comprises a battery box arranged in a rectangular shape, and further comprises a plurality of partition plates arranged at equal intervals, the partition plates are fixed in the battery box, and the partition plates are fixed in the battery box. A battery pack and a liquid storage box are installed between every two adjacent partition plates, the battery pack is fixed to one end of the battery box, two triangular installation parts are formed through the two ends of the liquid storage box in the length direction and the end, facing the liquid storage box, of the battery box, and alternate or synchronous work can be achieved according to the working condition of the vehicle, and when the vehicle moves, air cooling passive heat dissipation is achieved through the collision wind effect, and extra energy consumption is not needed; when the vehicle runs or parks at a low speed and airflow is insufficient, the liquid cooling system drives the cooling liquid to flow through the circulating pump to actively dissipate heat, full scenes such as vehicle running, low speed and parking are effectively covered, the problem that a single heat dissipation mode is insufficient in efficiency under specific working conditions is solved, and the heat dissipation effectiveness of the battery pack is always guaranteed.

The application provides a control method and device of an air conditioner and a computer readable storage medium, comprising: when a heating mode of the air conditioner starts to operate, controlling the air conditioner to enter an anti-cold-wind mode; acquiring an indoor temperature, and controlling an electric auxiliary heater of the air conditioner to start a predetermined gear according to the indoor temperature; adjusting a rotating speed of an inner fan according to at least a change of a temperature of an inner tube of the air conditioner, the inner tube being an evaporator tube; and when a predetermined condition is reached, controlling the air conditioner to exit the anti-cold-wind mode and to turn off the electric auxiliary heater. The method ensures that the air blown out is air with a higher temperature, and the temperature in the room rises relatively quickly while the anti-cold-wind effect is achieved, thereby better alleviating the problem that the temperature in the room rises slowly in the prior art air conditioner anti-cold-wind control method, and ensuring that the human comfort is good.

This application belongs to the field of computer technology. It provides a method, apparatus, electronic device, and storage medium for displaying wind-blowing animation effects. The method includes: receiving a wind-blowing animation effect display instruction, wherein the instruction includes a target animation mode; obtaining a target animation simulation configuration file according to the target animation mode; and controlling a wind model to simulate and display wind-blowing animation effects according to the target animation simulation configuration file. Based on the above method, by using a computer program to execute the animation simulation configuration file to control the wind model used to display wind-blowing animation effects, the display of wind-blowing animation effects can be achieved. This improves the fluidity and dynamism of 3D wind and solves technical problems such as overly regular wind shaping, poor fluidity and dynamism, and rigid wind effects.

The invention discloses a novel wind power station, relates to the technical field of wind power generation, and aims at solving the problems that a traditional wind power generator is low in wind energy utilization rate and high in site selection requirement. The power station comprises a mountain body, a floor type wind gathering fixing assembly, a suspension type wind gathering fixing assembly and a module wind power generation assembly. And valleys and mountain mouths between the mountains are in an outward opening mode so as to enhance the natural wind gathering effect. The floor type assembly forms a wind gathering channel below a valley through a mounting seat and wind gathering isolation cloth, and the suspension type assembly forms a wind gathering structure above the valley through a frame body, trapezoidal wind gathering isolation cloth and a steel wire rope. The modularized power generation assembly is composed of a flexible steel wire rope frame, a cross-shaped fixing plate and wind driven generators arranged in an array mode and installed in the wind gathering channel. The device fully utilizes the terrain wind gathering effect, adopts modular design, and has the advantages of being high in wind energy utilization rate, flexible to install, suitable for complex terrains and low in construction cost.

The invention discloses a soft wind control method and device, a medium and an air conditioner. After a soft wind control instruction is obtained, the air conditioner is firstly driven to enter a first soft wind control mode in which only one of an air deflector or a wind pendulum enters a soft wind working state; when the cooperative control condition is met, switching to a second soft wind control mode in which the two are in a soft wind working state; according to the staged regulation and control mode, the initial single component enters the soft air working state, the situation that the air outlet speed and the air volume are rapidly reduced due to the fact that the multiple components enter the soft air working state at the same time can be avoided, then the condensation condition of condensation water at an air outlet is reduced, and meanwhile the basic refrigeration efficiency can be guaranteed on the basis that soft air is initially achieved; and after being switched to the second mode, the air conditioner can be mainly used for achieving the deep gentle wind effect, and the requirement of a user for gentle wind is met.

The application discloses an anti-seismic and anti-wind device with hole position self-adaptive capability and a replacement method, which comprises an anti-seismic support assembly, including a lower connecting steel plate, an energy dissipation seat arranged on the top of the lower connecting steel plate, and an upper connecting steel plate arranged on the top of the energy dissipation seat; and an additional assembly arranged between the lower connecting steel plate and the upper connecting steel plate, including a connecting flange arranged on the top of the lower connecting steel plate, an annular gap arranged in the middle of the connecting flange, a connecting ring arranged in the inside of the annular gap, and a connecting piece arranged on the top of the connecting ring. The anti-seismic and anti-wind effects of the anti-seismic support assembly during use are improved through the arrangement of the additional assembly, the additional assembly is arranged in a split type, the operation convenience and the stability during use are greatly improved, and the application range of the device is improved through the arrangement of the annular gap, so that the replacement operation after construction or after an earthquake is more convenient.

The application discloses a kind of transmission line ice shedding jump risk assessment methods under strong wind action, steps include:1) collection relevant information of transmission line;2) establish static model, then expansion obtains "wire-insulator" finite element model;3) construct "wire-insulator-spacer" finite element model;4) on the "wire-insulator" finite element model of step 2, numerical simulation under strong wind action, compared with each part initial position of each part in ice shedding process of transmission line, the motion change trajectory when wind effect is not ice;5) judge the inhibition effect of spacer to the ice shedding process of three-phase transmission line;6) set the safe operation displacement threshold of three-phase line, real-time grading early warning.The method of the application can be applied to the safety state assessment of transmission line in different span, height difference, wire (ground) line model, different ice shedding rate, ice thickness and different wind speed and other scenes, to provide scientific basis for risk assessment and early warning work.

This invention discloses a method for calculating the wind resistance of building envelopes considering overall-local wind effects. The method includes atmospheric boundary layer flow field simulation, obtaining wind load time histories of buildings with envelopes through wind tunnel testing, establishing a refined finite element model of the building considering the envelope, calculating the actual wind-induced response of the envelope components, extracting the constrained displacement response of the envelope caused by the main structure response from the refined finite element model, establishing an independent analysis model of the envelope, applying local wind loads to obtain the wind-induced internal forces of the components caused by local wind effects, analyzing the internal forces, and correcting the parameters of the envelope using design wind loads. The beneficial effects of this invention are: it overcomes the deficiency in existing design codes regarding the insufficient consideration of the contribution of design wind loads on the overall wind effect of envelope components, and provides a reference for determining the design wind load values ​​for envelope types not explicitly defined in the codes (such as thin-walled single-shell structures, secondary components of large-span spatial structures, etc.).

The utility model discloses a mixing machine with an air exhausting and purifying device, which comprises a base, a mixing machine main body is fixedly mounted at the top of the base, two feed valves are arranged at the top of the mixing machine main body, an air guide groove is formed in the base, a discharge groove is formed in the base, and the air exhausting and purifying device is arranged in the discharge groove. The opposite sides of the air guide groove and the discharging groove communicate with each other, an air guide filtering piece is installed in the air guide groove, and the left end of the air guide groove is fixedly connected with an exhaust fan through bolts. By arranging the air guide groove and the discharging groove and installing the air guide filtering part, the air exhaust negative pressure is always kept to be formed in the device at the initial section and the rear section of discharging of the mixing machine main body, dust is adsorbed and controlled, and is prevented from being scattered, so that the device has an air exhaust and purification effect, raised dust is adsorbed and filtered, and the service life of the device is prolonged. And the air in the tank is purified.

The application discloses a color difference method and system for spraying metal coating of an airplane, a metal coating layer and a spraying workpiece, and applies the boundary layer airflow effect to the field of metal coating spraying, forms the boundary layer airflow with the specific flow rate stratification on the sprayed surface, utilizes the transverse wind effect of the outer layer low-pressure high-flow rate air belt to make the metal flaky particles in the atomized coating turn to the same direction, utilizes the inner layer high-pressure low-flow rate air belt to make the coating rapidly deposit, so that the ordered arrangement and rapid fixation of the metal flaky particles are realized, and the color difference problem of the metal coating spraying is fundamentally solved.

The utility model discloses an anti-collapse wind-resistant outdoor table, and relates to the technical field of tables, the inner side of an outdoor table body is provided with support legs, the surface of each support leg is provided with a limiting sliding groove, the inner wall of each limiting sliding groove is slidably provided with a limiting sliding plate, and the surface of each limiting sliding plate is fixedly provided with a rotating support ring; according to the anti-collapse wind-resistant outdoor table, the positioning inner column can form stamping descending with the soft ground through the tip shape of the positioning inner column, then the positioning inner column enters the ground, and the barb blocks with the inclined sharp edges on the positioning inner column can synchronously follow the soft ground to enter the ground; at the moment, after the support legs enter the ground through the positioning inner columns and the barb blocks, the placing stability of the support legs can be improved, so that the good anti-collapse and wind-resistant effects are improved when the outdoor table body is used, and the operation mode that traditional support legs can only be simply placed is improved; the multiple effects that the support leg for the outdoor table body can be commonly placed on the hard ground or placed on the soft ground in an inserted mode are improved.

The utility model discloses a roof waterproof structure and house relates to house structure technical field, and the roof waterproof structure includes roof assembly and connecting assembly, and the roof assembly includes first roof panel, second roof panel and first waterproof spare, and first roof panel and second roof panel connect the two sides of first waterproof spare thickness direction. Connecting assembly includes first connecting piece and second connecting piece, and first connecting piece includes the rod portion and the head portion who are connected, and the rod portion is in proper order and is provided first roof panel, first waterproof spare and second roof panel, and the part of the rod portion is out of the movable joint second connecting piece, and the head portion is tightly closed first roof panel, and second connecting piece is tightly closed second roof panel. When second connecting piece is close to the head portion, the head portion can cooperate second connecting piece and tightly close first roof panel and second roof panel from two sides simultaneously to lock first roof panel and second roof panel, and first roof panel and second roof panel are not easy to produce gap with first waterproof spare when encountering long -term strong wind effect, and will not leak.