71 results about "Defogger" patented technology

The utility model relates to the technical field of automobile lamp demisting, in particular to an automobile lamp demisting device which comprises a filtering module, a pressure module, a heater and a controller, the filtering module, the pressure module and the heater are sequentially connected through flexible pipes, and the controller is electrically connected with the pressure module and the heater. External air is filtered by the filtering module and then transmitted to the pressure module, the air is pressurized through the pressure module and conveyed to the heater, and the air is heated by the heater and then connected with an exhaust hole of the automobile lamp through a flexible pipe. External air is treated through the filtering module, and impurities and moisture are removed. And then, the gas is pressurized in the pressure module, realizes constant-pressure output, and is injected into the lamp after being heated by the heater. Heated gas enters from one exhaust hole of the automobile lamp and flows out from the other exhaust hole; the heated gas can quickly promote evaporation of water vapor in the lamp in the flowing process and take away moisture to demist the automobile lamp.

A head-worn air pump is provided which directs a stream of air to the goggles between the user and the transparent / translucent surface. The air pump can be attached to the rear portion of the goggle strap, or to an auxiliary or supplemental strap, so as to be behind the user and out of the line of sight of the user. One or more flexible tubes or hoses can be attached to a manifold or plenum receiving air under pressure from the pump, and lead from the rear of the head to one or both sides of the goggles. A rechargeable battery can power the air pump, and the pump can be switched on and off by a button on the pump housing, even by a user wearing gloves or hand coverings. The battery can be recharged by a conventional USB connection. The air can be supplied either at ambient temperature or refrigerated and / or heated, as desired in particular applications.

The invention provides a mist detection device, a demisting system, a demisting method and a vehicle. The mist detection device comprises a light splitting assembly, a first detection unit, a second detection unit and a processing unit. The light splitting assembly is used for transmitting one part of the detection light to form first light and reflecting the other part of the detection light to form second light. The first detection unit is arranged on one side of the glass, and the first detection unit is used for detecting the light intensity of the second light and generating a first voltage signal. The second detection unit is arranged on the other opposite side of the glass and used for detecting the light intensity of third light formed after the first light is transmitted through the glass and generating a second voltage signal. And the processing unit obtains a fog result according to the first voltage signal and the second voltage signal. The fog result of the glass is judged by calculating the attenuation amount of the light intensity, and compared with the scheme that temperature and humidity are detected through a temperature and humidity sensor in the prior art, the response speed and the detection accuracy are improved.

The invention provides a control method, device and equipment for a vehicle-mounted air conditioner and a medium, and the method comprises the steps that under the condition that the vehicle-mounted air conditioner is started, target demand weight parameters are determined, and the target demand weight parameters comprise at least one of passenger heat demand weight parameters, demisting demand weight parameters and electric quantity demand weight parameters; according to the target demand weight parameters, compensation parameters of the vehicle-mounted air conditioner are determined; and controlling the vehicle-mounted air conditioner based on the reference parameters of the vehicle-mounted air conditioner and the compensation parameters of the vehicle-mounted air conditioner. According to the method, the vehicle-mounted air conditioner is controlled through the reference parameters and the compensation parameters of the vehicle-mounted air conditioner, control over the vehicle-mounted air conditioner can be corrected so as to adapt to different target requirements (at least one of the passenger heat requirement, the demisting requirement and the electric quantity requirement), and therefore the control effect of the vehicle-mounted air conditioner can be improved.

The invention discloses an in-vehicle glass demisting system based on artificial intelligence, a vehicle and a medium. The system comprises a vehicle-mounted hardware layer, an edge computing layer and a cloud feedback layer, the vehicle-mounted hardware layer is used for collecting environment data in a vehicle; the edge calculation layer is used for performing real-time fog judgment on the in-vehicle environment data by using a deep learning model to generate a defogging control strategy; and the cloud feedback layer is used for performing feedback optimization on the deep learning model deployed by the edge computing layer. According to the embodiment of the invention, technologies such as multi-sensor fusion, a mixed deep learning model and feedback driving control are integrated, accurate judgment on the fog degree and distribution based on the model is realized, and the working parameters of the defogging system can be finely adjusted. By quickly and accurately judging the fogging condition and timely starting the defogging system, the windshield can be always and effectively kept clear in various complex driving environments, a good sight line is provided for a driver, and the traffic accident risk caused by the blocked sight line is effectively reduced.

The invention discloses a cable branch box with a moisture-proof heat dissipation structure, and the cable branch box comprises a cable box and a cable fixing seat fixed on the inner wall of the cable box, the side wall of the cable box is provided with heat dissipation holes, the cable branch box also comprises a water storage tank for collecting rainwater and a moisture-proof mechanism, and the water storage tank is located at the top of the cable box; the damp-proof mechanism comprises a baffle located between the cable fixing base and the heat dissipation holes, the side, facing the side wall of the cable box, of the baffle is aligned with the heat dissipation holes, a transmission part connecting the baffle and the water storage tank is arranged between the baffle and the water storage tank and slides on the top of the cable box, and an elastic part connecting the baffle and the inner wall of the top of the cable box is arranged between the baffle and the inner wall of the top of the cable box. The inner wall of the top of the cable box is provided with a heating pipe, the heating pipe is located between the cable fixing base and the side wall of the cable box, and the heating pipe and the baffle are arranged in a high-low staggered mode. A moisture-proof barrier is formed.

The present invention provides a transcritical CO2 vehicle defogger and defrost system and a control method thereof. The system comprises: an air conditioning heat pump module and an HVAC module; the air conditioning heat pump module comprises a compressor, a four-way reversing valve, an outdoor heat exchanger, a regenerator, an electronic expansion valve and a gas-liquid separator; the HVAC module comprises an indoor heat exchanger, a full-pass throttle valve, a defrost heat exchanger and an air outlet damper; the outdoor heat exchanger is equipped with an outdoor axial flow fan; an indoor blower is provided at the air inlet of the HVAC module, and the air outlet damper is provided at the defogger air outlet of the HVAC module; the present invention is based on a transcritical CO2 vehicle heat pump air conditioning system, and can achieve effective defogger in cooling, heating, dehumidification and heating and fresh air modes, and can achieve effective defrost in heating mode.

The invention discloses a vehicle control method, device and equipment and a storage medium. The defrosting and demisting effects can be improved conveniently. The method comprises the following steps: acquiring a temperature difference value and parameter information of a vehicle; the parameter information is a parameter influencing the temperature difference value; the temperature difference value is the difference value between the glass temperature and the dew point temperature of the vehicle; obtaining a first air conditioner threshold range based on the parameter information; a first air conditioner threshold range where the temperature difference value is located is obtained from the first air conditioner threshold ranges, and an air conditioner control strategy corresponding to the first air conditioner threshold range where the temperature difference value is located is obtained; and controlling the air conditioner of the vehicle based on the air conditioner control strategy. The first air conditioner threshold value range is determined according to the parameter information which can influence the temperature difference value, so that the first air conditioner threshold value range better conforms to the environment where the vehicle is located, then the determined air conditioner control strategy better fits the current fogging risk, the power consumption is reduced, and the demisting effect is improved.

The utility model provides an ultra-clean baffle plate demister. The ultra-clean baffle plate demister comprises a hollow mounting bottom shell and a baffle plate, wherein a plurality of mounting grooves are formed in the top of the mounting bottom shell; the baffle plate body is inserted into the mounting groove, and elliptical holes I are formed in four corners of the baffle plate body. The baffle plate body is inserted into the mounting groove, then the limiting connecting rod drives the oval block to sequentially penetrate through the second oval hole and the first oval hole, the rotating block is rotated to drive the oval block and the second oval hole to be in a crossed state, and meanwhile the anti-skid rubber pad abuts against the side face of the mounting bottom shell through the elasticity of the anti-skid rubber pad; and the rotating block is rotated again to drive the elliptical block to be aligned with the elliptical hole II, and then the limiting connecting rod is pulled out, so that the effect of quickly disassembling and maintaining the baffle plate body is achieved, and the maintenance working efficiency and convenience of the baffle plate body are effectively improved.

This windowpane for vehicles comprises a glass plate for a window of a vehicle, and a defogger that is provided on the glass plate. The defogger comprises: a first bus bar that extends in the vertical direction of the glass plate; a second bus bar that extends in the vertical direction of the glass plate; a first power supply terminal that is connected to the first bus bar; a second power supply terminal that is connected to the second bus bar; a plurality of hot wires that are connected between the first bus bar and the second bus bar and extend in the horizontal direction of the glass plate; and a first conductive member which comprises a first terminal that is connected to the first power supply terminal, a second terminal that is connected to the first bus bar, and a main body part that connects the first terminal and the second terminal to each other while being at a distance from the first bus bar.

A demisting cleaning mechanism comprises an exhaust pipe, the exhaust pipe is fixedly communicated with one side of a desulfurization box, an exhaust fan is fixedly mounted in the exhaust pipe, the end part of the exhaust pipe is communicated with a water-cooling demisting box, a demister body is fixedly mounted in the water-cooling demisting box, and the demister body is fixedly mounted in the demister body. The demister comprises a demister body, a rotary cold water pipe is rotationally connected into the demister body, an annular water pipe sleeves the rotary cold water pipe, a fixed box is rotationally connected to one end of the rotary cold water pipe, a first bevel gear is fixedly mounted at one end of the rotary cold water pipe, and a water inlet pipe is fixedly connected to one side of the fixed box; a hollow rotating shaft is fixedly installed between the water inlet pipe and the rotating cold water pipe, a second bevel gear is meshed with the bottom of the first bevel gear, a rotating shaft is fixedly connected with the bottom of the second bevel gear, a fixing shell is fixedly connected with the bottom of the water-cooling demisting box, and the cleaning effect of the device is good.

The utility model relates to the technical field of agglomerate fog removal, in particular to an expressway agglomerate fog removal device which comprises a mounting frame, a fan assembly frame is arranged in the mounting frame, and a plurality of air heaters are fixedly mounted in the fan assembly frame through bolts. The utility model has the advantages that when the agglomerate fog removing device is mounted, the mounting frame can be mounted on a snapshot portal frame on an expressway, then the rotating shaft is inserted into the rotating sleeve, and the air cylinder is started to drive the moving plate to be close to the fan assembly frame until the spline shaft completely moves into the spline sleeve; then the air heater is started to blow air to the road surface, all positions of the road can be quickly demisted, the situation that the demisting effect of the center of the road is poor can be prevented, the motor is started to drive the fan assembly frame to rotate, the demisting range can be expanded, the motor and the fan assembly frame are of a split type design, and therefore the demisting efficiency is improved. And the fan assembly frame can be conveniently disassembled and maintained.

To provide a vehicle window glass that can achieve both anti-fogging performance and good visibility at a higher level, and a method for manufacturing vehicle window glass. [Solution] The vehicle window glass includes a glass plate for the window of a vehicle and a defogger provided on the glass plate, the defogger having a first bus bar extending in the vertical direction of the glass plate, a second bus bar extending in the vertical direction of the glass plate, a first power supply terminal connected to the first bus bar, a second power supply terminal connected to the second bus bar, a plurality of heating wires connected between the first bus bar and the second bus bar and extending in the left-right direction of the glass plate, and a boost circuit connected to the first power supply terminal and attached to the main surface of the glass plate on the vehicle side, or a boost circuit attached to the first power supply terminal that boosts the power supplied from the vehicle side and outputs it to the first power supply terminal.

A method for controlling the type of ice accretion in ice accretion tests, which relates to the technical field of ice accretion. It solves the problem of accurately simulating the ice accretion test of large test pieces. The method includes: setting the humidity in the test chamber, turning on the defogger, running the circulation fan, and introducing low-humidity air; setting the temperature in the test chamber, turning on the cooling equipment, running the circulation fan, and introducing low-temperature air; when the temperature reaches the set value, setting the background fan frequency, turning on the background fan, and providing spray background wind; setting the air supply pressure, turning on the main air supply and secondary air supply, and the compressed air is ejected through the nozzle; setting the water supply pressure, turning on the main water supply and secondary water supply, transporting low-temperature ultrapure water, and starting spraying; after the test ends, closing the water supply pressure, closing the waterway valve, closing the air supply pressure, closing the air path valve, and stopping spraying; maintaining the set temperature and strengthening the ice layer on the surface of the test piece; after the ice accretion test ends, turning off the electrical equipment. It is used to evaluate the ice accretion performance of large test pieces in cold environments.

The utility model relates to a car window demisting device, which is characterized in that a scraper is arranged at a position on the inner side of a car window corresponding to a windscreen wiper, a water absorption substance capable of scraping water mist is arranged on the scraper, two permanent magnets which attract each other are respectively arranged on the windscreen wiper and the scraper, and the scraper is connected to a sucker device fixed on the inner side of the car window through a connecting rod. According to the demisting device designed in the mode, energy consumption is not increased, the demisting device is very convenient to use, mist in a car window can be eliminated only by pulling the pull ring, and the function of an original windscreen wiper is not affected.

An embodiment of the present invention provides a defogger method, an electronic device, and a storage medium. The defogger method includes: in response to recognizing that a user's hand motion trajectory matches a preset hand motion trajectory, acquiring and analyzing a target image, the target image being an image of a vehicle window and / or windshield; in response to the target image including a first water mist trace, determining whether fog is generated in the vehicle based on the first water mist trace and the hand motion trajectory; and in response to determining that fog is generated in the vehicle, turning on a defogger mode. In an embodiment of the present invention, while the vehicle is driving, if the user wants to turn on the defogger mode, the user can slide on the vehicle window and / or windshield to form a preset hand motion trajectory, and a first water mist trace will appear on the vehicle window and / or windshield. After the processor determines that fog is generated in the vehicle based on the first water mist trace and the hand motion trajectory, the defogger mode can be automatically turned on, without the driver having to manually turn on the defogger. The processing process is simple, and the defogger is more timely.

The invention provides a heating system (20) for a motor vehicle having a passenger compartment (16) intended to house at least one occupant and a windshield (14) delimiting the passenger compartment; the heating system comprising a control unit (24) and a generator (30) of hot air flow towards the passenger compartment and the windshield, means (50) for acquiring occupant temperature data, and a module (32) for sharing the hot air flow between the windshield and the passenger compartment. The control unit calculates an occupant heat balance based on the temperature data; controls the sharing module; and defines a proportion of the hot air flow between the windshield and the passenger compartment so that the heat balance reaches a thermal equilibrium threshold after a predefined time. Figure to be published with the abstract: Fig. 2.

The invention discloses a slaughter workshop air purification device, and relates to the technical field of air purification treatment, the slaughter workshop air purification device comprises a tunnel-shaped box body, the interior of the box body is sequentially provided with a primary filtering assembly, a secondary filtering assembly, a washing assembly, a packed bed assembly, a wire mesh demister and a centrifugal fan from an air inlet to an air outlet; a lifting mechanism is arranged on the upper portion of the box body, a walking trolley is arranged on the track, the washing assembly is arranged on the walking trolley and comprises a washing pipe and a first flushing pipe, and a switching mechanism is arranged on the walking trolley. Pollutants in the slaughter workshop can be removed through multi-stage filtration and purification, so that the purification effect is greatly improved, the positive transformation of the equipment from regular shutdown and high-strength manual disassembly and washing to automatic maintenance and deep cleaning as required is realized, the original purification efficiency of filtration and filling can be continuously recovered, and the service life of the equipment is prolonged. Manual operation risks and labor intensity can be greatly reduced, and stable and efficient operation of equipment in the whole life cycle is guaranteed.

1. Name of the product in this design: Window defogger brush (DM-170). 2. Purpose of this design: A brush for defogging automobiles. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

To provide a technique capable of reducing time and effort for designing an antenna amplifier in accordance with a vehicle type.SOLUTION: An antenna amplifier connected to an antenna and a receiving device mounted on a vehicle includes a capacitor variable unit interposed between a ground of the antenna amplifier and a heating wire pattern of a defogger provided on a window of the vehicle, the capacitor variable unit being capable of changing presence or absence of a capacitor or a capacitance between the ground and the heating wire pattern, and a setting unit configured to set the presence or absence of the capacitor or the capacitance in the capacitor variable unit based on a control signal received from the receiving device.SELECTED DRAWING: Figure 1

The invention provides a desulfurization and dust removal device and method for WSA acid-making tail gas. The device comprises a fixed bed desulfurization tower and a tail gas washing tower, the fixed bed desulfurization tower is connected with a tail gas pipeline of a WSA condenser, and the tail gas pipeline is connected with a chimney; the tail gas washing tower is connected with the fixed bed desulfurization tower; the tail gas washing tower is connected with a tail gas induced draft fan through a third connecting pipeline; the tail gas induced draft fan is connected with a chimney; the tail gas washing tower comprises a filler layer, a demister, a second spraying assembly and a third spraying assembly, the second spraying assembly is arranged between the filler layer and the demister, the third spraying assembly is arranged above the demister, the second spraying assembly is connected with the desulfurization waste liquid pipeline and the NaOH solution pipeline through a fourth connecting pipeline, and the third spraying assembly is connected with a flushing water pipe. The desulfurization efficiency can be improved, and particulate matters in the tail gas can be effectively removed; surplus sodium carbonate in the desulfurization waste liquid can be fully utilized, cyclic utilization of waste resources is achieved, and the method has the advantages of being short in technological process, easy to operate, low in operation cost and the like.

The utility model discloses an electrostatic demister convenient to disassemble and assemble, and relates to the technical field of demisters. The electrostatic demister comprises an electrostatic demister shell, an adjusting assembly is arranged in the electrostatic demister shell, the adjusting assembly comprises a placement plate arranged in the electrostatic demister shell, a lead screw is rotationally arranged in a sliding groove formed in the upper surface of the placement plate, and ball nuts are symmetrically arranged on the peripheral side wall of the lead screw; a sleeve seat is arranged on the peripheral side wall of the ball nut, a connecting rod hinged through a hinge is arranged on the upper surface of the sleeve seat, a connecting plate hinged through a hinge is arranged at the upper end of the connecting rod, and a motor connected with the end of the lead screw is arranged at the end of the lead screw. The two side walls of the bottom plate are provided with dismounting assemblies which are symmetrically arranged. According to the electrostatic demister, the adjusting assembly is arranged, the stability of the anode film after adjustment is improved, then electrostatic demisting is better carried out, the disassembling and assembling assembly is arranged, the operation steps are simplified, the workload is reduced, and the efficiency of the electrostatic demister is improved.

The utility model provides an electric vehicle tail lamp shell with an anti-fog function. The electric vehicle tail lamp shell comprises a tail lamp frame, a gear box is arranged on the side of the tail lamp shell, a rotating arm is installed on the outer side of the gear box through a swing shaft, and a demisting brush is installed on the inner side of a side plate. The tail lamp shell is installed on the outer side of the tail lamp frame through the supporting arm, the tail lamp shell slides in the supporting arm through the sliding base, when the tail lamp shell is impacted, the tail lamp shell can push the sliding base to slide towards one side of the spring, the spring shrinks and deforms, the buffering capacity is provided, and the impact force of the tail lamp shell is removed; meanwhile, a swingable demisting brush is further arranged on the outer side of the tail lamp shell, a rotating arm can be driven to rotate through cooperation of a driving gear and a driven gear, and then the demisting brush installed at one end of the rotating arm is driven to slide on the outer wall of the tail lamp shell; and water vapor and impurities attached to the outer wall of the shell of the tail lamp can be removed, so that the tail lamp is clearer during irradiation.

The utility model discloses a demisting device for a spray tower, and relates to the technical field of demisting devices, the demisting device comprises a spray tower main body and a demisting assembly, the upper end of the spray tower main body is provided with an exhaust port, the lower end in the spray tower main body is provided with the demisting assembly, and the demisting assembly comprises a water storage frame, a water outlet, a water guide pipe, a water pump, a filter box and a water conveying pipe. A water outlet is formed in the water storage frame, a water guide pipe is connected to the right side outside the water storage frame, a water pump is connected to the lower end of the water guide pipe, a filter box is connected to the lower end of the water pump, a water conveying pipe is connected to the lower end of the filter box, and a mounting assembly is arranged at the upper end in the spray tower body. According to the demisting device for the spray tower, through the arrangement of the demisting assembly, the problems that the demisting effect is not ideal and harmful gas is discharged into air to cause harm to the environment due to the fact that most demisting devices carry out demisting only in a single mode are solved, and the overall practicability of the demisting device is conveniently improved.

The utility model provides an electronic component salt fog resistance detection bench, relates to the electronic component detection technology field, and comprises a box body, the upper end of the box body is rotatably provided with a transparent observation window through a hinge, the bottom wall of the box body is provided with an atomizer, and the top wall of the transparent observation window is provided with a defogging member; the demisting piece comprises a bent pipe, an axial flow fan and a scraping plate, the axial flow fan is fixedly arranged in the bent pipe, the scraping plate is rotationally arranged on one side of the bent pipe, and the upper surface of the scraping plate abuts against the top wall of the transparent observation window. The axial flow fan rotates to absorb mist in the box body and finally discharge the mist through the bent pipe, and meanwhile, the scraper rotates to scrape off the residual mist on the top wall of the transparent observation window, so that the transparent observation window is clearer, the sight can be prevented from being blocked by the mist, and convenience is brought to use; and meanwhile, the detection result of the salt spray resistance of the electronic component can be observed in real time under the condition that the transparent observation window is not opened.

The utility model relates to the technical field of ammonia refrigeration system evacuation, and discloses an odorless evacuation device of an ammonia refrigeration system, which comprises a cylinder, a lower end cover and an upper end cover, the upper end cover, the cylinder and the lower end cover are hermetically connected and are internally provided with a sealing cavity, and the sealing cavity is connected with an ingress pipe and an air outlet pipe. The ingress pipe hermetically penetrates through the lower end cover and extends to the top of the barrel, a liquid guide plate is connected to the outside of the upper end cover, a demister is connected to the top of the barrel above the ingress pipe, the gas outlet pipe hermetically penetrates through the upper end cover and is arranged upwards, and an oil return pipe is hermetically connected to the bottom of the lower end cover. And the lower end cover is connected with a filter plate above the oil return pipe. Compared with the prior art, the utility model has the advantages that the separation efficiency between a refrigerant and lubricating oil is conveniently improved, and the oil return pipe is filtered by the filter plate, so that the blockage is avoided.

The utility model relates to the technical field of electric defoggers, in particular to enhanced electric field reaction efficient deacidification and demisting fishbone cathode electric removal equipment which comprises an anode box, a supporting frame is arranged at the top of the anode box, a cathode cross rod is fixedly connected to the top of the supporting frame, an inserting mechanism is fixedly arranged on the surface of the cathode cross rod in a sleeved mode, and the inserting mechanism is fixedly connected with the anode box. The inserting mechanism comprises a fixing shell, connecting sliding plates are slidably connected to the front side and the rear side of an inner cavity of the fixing shell, positioning inserting plates are fixedly connected to the outer sides of the connecting sliding plates, a positioning spring is fixedly connected between the front connecting sliding plate and the rear connecting sliding plate, and a mounting frame is inserted into the bottom of the fixing shell. When the cathode barbed wire is cleaned or replaced, the push plate is pushed inwards, the positioning insertion plate is moved out of the positioning insertion hole, the mounting frame is separated from the insertion opening, and the cathode barbed wire is detached from the cathode cross rod to be cleaned or replaced, so that a worker does not need to use a tool for operation, the labor intensity of the worker is greatly reduced, and the operation efficiency is improved.

The utility model relates to the technical field of demisters, and provides a tube bundle type efficient demister with a converging groove, which comprises a tube shell, a cover plate fixedly connected to the top of the tube shell, a gas inlet component arranged at the top of the cover plate and used for guiding flue gas into the tube shell, a mesh plate fixedly connected to the top end of the inner side of the tube shell, and a demisting mechanism arranged below the mesh plate, the demisting mechanism comprises a flow guide hopper fixedly connected to the inner wall of the pipe shell, demisting fan blades are arranged on the inner side of the flow guide hopper, a driving piece for driving the demisting fan blades to rotate is arranged at the bottom end of the pipe shell, and a plurality of confluence grooves are formed in the inner wall of the flow guide hopper and distributed around the flow guide hopper at equal angles. And a collecting piece for collecting liquid drops is arranged at the bottom of the flow guide hopper. By means of the confluence groove, flowing dispersed liquid drops can form large-size liquid drops, meanwhile, the large-size liquid drops can rapidly flow downwards along the confluence groove and are finally collected through the collecting piece, the whole structure can achieve rapid guiding-out of the liquid drops in smoke, and the purification efficiency is greatly improved.

This invention discloses a vehicle defogging adjustment method, apparatus, device, and storage medium. Specifically, it discloses: acquiring candidate fog data based on the regional information of the vehicle's current location; collecting environmental information about the vehicle's environment to obtain current environmental information; correcting the candidate fog data based on the current environmental information to obtain target fog data; inputting the target fog data into a pre-constructed defogging analysis model for defogging analysis; and adjusting the vehicle's defogging mode based on the defogging analysis results. Because this invention corrects the candidate fog data corresponding to the vehicle's location based on the collected current environmental information, and inputs the corrected target fog data into the defogging analysis model for defogging analysis, a defogging mode suitable for the vehicle's current driving scenario is obtained, providing the vehicle with a suitable defogging strategy, improving the vehicle's defogging efficiency, and avoiding energy waste during the defogging process.

A head-worn air pump is provided in a housing, which directs a stream of air to the goggles between the user and the interior surface of the goggles. The housing is mounted to the user's head independently of the goggles. One or more flexible tubes or hoses can be attached to a manifold or plenum at the housing that receives air under pressure from the pump, and extend from the rear of the head to one or both sides of the goggles. The air can be supplied either at ambient temperature or refrigerated and / or heated, as desired in particular applications.