391results about "Free-cooling systems" patented technology

Disclosed is a multifunctional outdoor fan. The multifunctional outdoor fan includes a fan base, a fan support, and a fan head. The fan head is provided with a rotating shaft, fan blades mounted on the rotating shaft, and a fan grille mounted outside the fan blades. The fan grille is provided with a water tank, the water tank is provided with a water injection port, and the water injection port is connected to a water tank cover. The rotation shaft is provided with an atomization assembly, the atomization assembly is in communication with the water tank through a water tube, the water tank supplies water to the atomization assembly through the water tube, and the atomization assembly is provided with an atomization port.

The present invention belongs to the technical field of constant temperature and humidity air-conditioning units, and in particular to a bidirectional energy-saving constant temperature and humidity air-conditioning unit. In view of the problem in the prior art that the fan power will increase once the membrane cloth humidifier is turned on, the following scheme is proposed, including a unit cover with a square tubular structure placed horizontally as a whole, wherein the interior of the unit cover is fixed with a partition frame 1, a partition frame 2 and a sealing baffle with parallel and vertical plate surfaces, an air filter cloth is provided on the surface of the sealing baffle, and an evaporator module is provided in the middle of the partition frame 2, and the space between the partition frame 1 and the partition frame 2 is a humidification space. The present invention can not only allow the airflow to quickly pass through the bell mouth during ventilation and take away the water vapor on the surface of the water-absorbing membrane cloth 1 or the water-absorbing membrane cloth 2 on both sides, but also allow the airflow to quickly and easily pass through the gap between the two adjacent membrane cloths, avoiding the traditional need for pressurization and acceleration to pass through layers of membrane cloth, thereby greatly reducing wind resistance.

An evaporative cooling system comprises, in some embodiments, an enclosure, an air inlet that enables air to flow into the enclosure, an air outlet that enables air to flow out of the enclosure, and an atomizer positioned within the enclosure, wherein the atomizer receives water from a water source and generates a mist of the water within the enclosure. Air from the air inlet is circulated through the enclosure and thereby cooled by evaporation of the mist, and the cooled air is provided at the air outlet. The system includes a controller coupled to receive measurements of conditions relating to the operation of the system and to generate control signals that control operation of the atomizer, fan or other components of the system.

The invention provides a fan. The fan comprises a water tank module, a pitching module and an air outlet module. The water tank module comprises a shell assembly and an atomizer, a water storage space and a first mist outlet channel communicated with the water storage space are arranged in the shell assembly, and the atomizer is arranged on the shell assembly and used for atomizing water in the water storage space into water mist. One end of the pitching module is connected with the shell assembly, and a second mist outlet channel communicated with the first mist outlet channel is arranged in the pitching module. The air outlet module comprises a cover body, an air outlet device and a mist outlet pipe, the air outlet device is arranged in the cover body, the cover body is connected with the other end of the pitching module, a mist outlet is formed in the cover body, one end of the mist outlet pipe is connected with the cover body, the other end of the mist outlet pipe is connected with the pitching module, and a third mist outlet channel communicated with the second mist outlet channel and the mist outlet is formed in the mist outlet pipe. The cooling effect is improved through cooperation of water mist and air outlet, and the pitching module can serve as a part of mist outlet channel on the basis of achieving the pitching function.

The utility model belongs to the technical field of air conditioner fans, and particularly relates to a movable air conditioner fan with an air purification function, which comprises a movable shell, an air outlet, a receding groove and rotating fan blades, an inserting groove is formed in the movable shell, a rotating cylinder is connected to the inner wall of the inserting groove in a clamping manner, and a plurality of intercepting nets are mounted on the side wall of the rotating cylinder. Two connecting grooves are formed between the inserting groove and the receding groove, a fixed cylinder is installed on the inner wall of the inserting groove, the side wall of the fixed cylinder is sleeved with the rotating cylinder, and a plurality of partition plates are fixedly connected to the inner wall of the rotating cylinder; the filtering space between the rotating cylinder and the fixed cylinder is divided into a plurality of equal parts through the plurality of partition plates and the intercepting nets, so that a plurality of single spaces can be used for filtering in sequence, the situation that blockage is easily caused by a single intercepting mode is prevented, switching is relatively simple and convenient, and switching can be completed only by rotating the rotating cylinder; the working procedures of dismounting and remounting are reduced, the working efficiency is improved, and physical output is reduced.

The utility model relates to a self-cleaning cooling ventilation system which comprises one or more self-cleaning cooling modules, each self-cleaning cooling module comprises a shell, an airtight valve, a fan assembly, a cleaning assembly and a cooling assembly, a ventilation channel used for guiding air to flow is defined by the shells, the airtight valves are used for closing and opening the ventilation channel, and the fan assemblies are used for cleaning the cooling assemblies. The fan assembly is used for driving air to flow along the ventilation channel, the cleaning assembly is used for filtering impurities in the air, and the cooling assembly is used for humidifying and cooling the air. On one hand, the self-cleaning cooling module integrates the effects of air supply, cleaning and cooling in the same shell, unnecessary connecting pipelines are reduced, and the structure is more compact; and on the other hand, one or more self-cleaning cooling modules can be installed according to the actual air supply requirement, the self-cleaning cooling modules can be installed and used flexibly, and the installation position can be selected and one or more self-cleaning modules can be started according to the actual requirement.

The invention relates to the technical field of air conditioning, in particular to an atomization air cooler which comprises a machine body and further comprises a draught fan, a main air outlet opposite to an annular mist outlet assembly is formed in a machine shell of the draught fan, and an auxiliary air outlet is formed in the side wall of the machine shell of the draught fan. The L-shaped air guide pipe is connected between the auxiliary air outlet and the atomization cavity of the water tank in a communicating mode. By arranging the main air outlet, the auxiliary air outlet and the L-shaped air guide pipe, in the equipment operation process, part of air generated by the fan can enter the atomization cavity of the water tank through the auxiliary air outlet and the L-shaped air guide pipe, and mist is blown out. Meanwhile, the other part of air generated by the fan is output through the main air outlet and is blown out together with the blown mist after being mixed with the blown mist. And due to the design of the main air duct and the auxiliary air duct, the equipment can simultaneously realize the functions of fog blowing and air blowing only by virtue of a single fan, so that the energy consumption of the equipment is greatly reduced, and the operation cost of the equipment is practically reduced.

The invention relates to the technical field of air coolers, in particular to a floor type air cooler and an application method thereof.The floor type air cooler comprises an air cooling shell, a detachable cover plate is installed on the top of the air cooling shell, an exhaust hood and an air inlet hood are fixedly connected into the air cooling shell, and the air cooling shell is provided with a fan assembly matched with the exhaust hood; the cold air shell is provided with a shutter air inlet window matched with the air inlet cover. A plurality of air guide sleeves are fixedly connected between the exhaust hood and the air inlet hood, and rectangular holes matched with the exhaust hood and the air inlet hood are formed in the two sides of each air guide sleeve respectively. A mounting sleeve is arranged in the air guide sleeve, and a plurality of wet curtain plates are fixedly connected to the outer wall of the mounting sleeve; and different positions on the multiple rotating wet curtain plates can be sprayed through the wet curtain spraying assembly, the efficiency of soaking the wet curtain plates with cold water is further improved, air passes through the multiple wet curtain plates to be cooled many times, and the cooling effect is better.

The multifunctional outdoor fan comprises a fan base, a fan support and a fan head, the fan head is provided with a rotating shaft, fan blades installed on the rotating shaft and a fan grating installed outside the fan blades, a water tank body is installed on the fan grating, the water tank body is provided with a water injection opening, and the water injection opening is connected with a water tank cover; an atomization assembly is arranged on the rotating shaft and communicated with the water tank body through a water pipe, the water tank body supplies water to the atomization assembly through the water pipe, and the atomization assembly is provided with an atomization opening. The fan base is provided with a head shaking motor, a PCB (printed circuit board), sound equipment, a battery, an audio playing assembly, a power input socket and a power output socket, and the battery is electrically connected with the head shaking motor, the sound equipment, the PCB, the audio playing assembly, the power input socket and the power output socket. According to the electric fan, shaking can be achieved, cold air can be blown in all directions, and the air humidifying effect is achieved.

The utility model relates to the technical field of ceramic products, in particular to a modern ceramic handicraft based on feather decoration. The modern ceramic handicraft based on feather decoration comprises a ceramic base, a rotating mechanism is installed on the ceramic base, and a feather-shaped ceramic handicraft body is installed on the rotating mechanism, so that the handicraft has dynamic beauty, and the preference of a user is enhanced; the ceramic artware comprises a ceramic artware body, a rotating mechanism is installed on the ceramic artware body, a decorating part and a lamplight mechanism are installed on the ceramic artware body, a humidifying mechanism is arranged on the decorating body, the lamplight mechanism comprises a lamp holder connected with the rotating mechanism, lamp beads are installed on the lamp holder, and a lampshade is detachably connected to the outer portions of the lamp beads. And a certain humidifying effect can be provided, the indoor environment is purified, and therefore the practicability is improved.

An air conditioner includes an air flow path configured to direct an air flow in a direction. The air conditioner also includes an evaporative cooling membrane panel disposed within the air flow path and including a face disposed at an oblique angle relative to the direction. The face is defined by microporous fibers of the evaporative cooling membrane panel. Each microporous fiber is configured to receive liquid in a fluid flow path of the microporous fiber such that the air flow over the microporous fiber generates a vapor. Each microporous fiber is also configured to release the vapor into the air flow via pores of the microporous fiber.

The utility model provides a head-shaking spraying air cooler which comprises a fan shell, a grid is arranged on the rear side of the fan shell, and a fan installed in the fan shell is arranged on one side of the grid. The atomization mechanism is installed in the fan shell, and the atomization mechanism is used for spraying mist; the rotating mechanism is used for driving the fan shell to rotate; the top side of the air cooler base is connected with the bottom side of the fan shell through a rotating mechanism; and the filtering mechanism is detachably mounted on the surface of the fan shell. The rotating mechanism achieves rotation of the fan shell on the top side of the air cooler base, the fan shell conveniently rotates in a head shaking mode to blow air, discomfort caused by continuous directional blowing is avoided, under the blowing effect of the fan, the atomization mechanism continuously supplies water mist, the water mist is conveniently carried in blown air, the water mist enters air conveniently, and the water mist is rapidly evaporated in the air. A large amount of heat is absorbed and taken away, and the rapid cooling effect is improved.

The embodiment of the utility model discloses air treatment equipment which comprises a shell, an air inlet and an air outlet are formed in the shell, and a fan assembly and a wet curtain assembly are arranged in the shell; the wet curtain assembly is separably arranged in the water storage tank; the water supply assembly is arranged in the shell and used for conveying water in the water storage tank to the wet curtain assembly; the air inlet structure is arranged in the shell, the fan assembly and the wet curtain assembly are located on the two sides of the air inlet structure respectively, the air inlet structure comprises a plurality of grid strips arranged at intervals and a plurality of ventilation openings formed between the adjacent grid strips, and the ventilation openings communicate with the air inlet and the air outlet respectively.

An atomization cooling fan small in packaging size comprises a water pump, a water supply pipe, a water quantity adjusting valve, a base, a longitudinal seat frame, a control box, a main control board, a swing device, a fan head and a packaging box, a rear net body, a fan motor, fan blades and a fan shell serve as a fan head assembly, the fan head assembly, the swing device and the control box serve as a main body assembly, and a water storage tank is embedded into the fan shell. The fan blades are embedded into the water storage tank, the front net body is buckled with the front opening of the fan shell, and the box cover is embedded into the concave cavity; the fan shell is in supporting fit with the longitudinal supporting plate, the spraying head is arranged on the longitudinal supporting plate, one side of the spraying head is attached to the fan shell, and the upper end of the spraying head is opposite to the swing device and the control box. The packaging box cover is opposite to the fan shell and the control box; the fan motor rotates, and air flows forwards and forms negative force; water forms water mist in the space between the spraying shell and the water diversion acceleration disc under the action of high-speed rotation of the water diversion acceleration disc, the water mist is sprayed out, the water mist is driven by air flow to flow forwards, and water mist spraying is achieved. Due to the adoption of the connecting mode, the volume is small during storage and packaging.

An evaporator air cooler having vertically stackable major components. A water reservoir is located within the bottom panel of the housing. A filtered media is positioned generally above the water reservoir. A fan is positioned above the water reservoir and the filter media. In this manner, the footprint of the unit is minimized. The warm air intake and the cool air discharge are located on the same side of the housing so that the unit may be placed against a wall thereby further minimizing the footprint. Automated controls are included to monitor temperature and humidity than oscillate the vertical louvers.

An atomization cooling fan comprises a water pump, a water supply pipe, a water volume adjusting valve, a base, a longitudinal seat frame, a control box, a main control board, a swing device and a fan head, the base supports and fixes the longitudinal seat frame, the control box is fixed to the top of the longitudinal seat frame, and the main control board and the water volume adjusting valve are arranged in the control box; the fan head, the swinging device and the control box are sequentially fixed; the water pump is arranged in the water storage tank, the water supply pipe is communicated with the water pump, and the water supply pipe is curled in the control box, passes through the clearance hole and the swing device, enters the fan head and is communicated with the water spraying pipe fitting. The fan motor rotates, and air flows forwards to form negative pressure; water forms water mist in the space between the spraying shell and the water diversion acceleration disc under the action of high-speed rotation of the water diversion acceleration disc, the water mist is sprayed out, the water mist is driven by air flow to flow forwards, and water mist spraying is achieved.

The utility model discloses a heating and ventilation temperature-adjusting spraying fan, which relates to the technical field of spraying fans, is used for solving the problems of loud noise, small spraying distance and limited spraying range of the existing temperature-adjusting spraying fan, and comprises a box body, the box body comprises a swinging head mechanism, the top of the swinging head mechanism is provided with an elevation angle mechanism, and the elevation angle mechanism is provided with an elevation angle. The spraying machine head is connected with the elevation mechanism, and the spraying machine head is mounted at the top of the elevation mechanism; the fan blade assembly comprises a hub and five blades evenly arranged around the hub, the hub is tightly connected with the blades, each blade is in a wing shape with the radian difference between the upper surface and the lower surface, a gap is formed between every two adjacent blades, and flow guide components are evenly arranged on the inner wall of the main machine shell. The temperature-adjusting spraying fan can meet the using requirement for spraying at all positions of a site, and the problems that an existing temperature-adjusting spraying fan is large in noise, small in spraying distance and limited in spraying range are solved.

The application relates to an island type air treatment device for a glass fiber workshop, which comprises a treatment shell, the treatment shell is internally provided with a purification cavity for air flow, a filter assembly, a surface cooling ventilation assembly and a humidity adjusting assembly are sequentially arranged in the purification cavity along the flow direction of the gas, the filter assembly comprises three parallelly distributed primary efficiency metal filters, the mesh numbers of the three primary efficiency metal filters are sequentially increased, the surface cooling ventilation assembly comprises a surface cooling section and a fan, and the humidity adjusting assembly comprises a spraying module and a wet film water baffle. The application has the advantages that through the cooperation of the filter assembly and the humidity adjusting assembly, three levels of filtration of the gas are realized by adopting three primary efficiency metal filters with different mesh numbers, the filtration effect is effectively improved, the cleanliness of the air is improved, the spraying module and the wet film water baffle are cooperated to carry out the humidification treatment on the air, the sprayed air meets the requirement of temperature and humidity, and the humidity effect is improved.

The anti-explosion air cooler comprises a cold air shell, an air inlet and an air outlet are formed in the two sides of the cold air shell correspondingly, a shutter air outlet window is fixedly installed in the air outlet, a wet curtain is arranged in the cold air shell, and a refrigerating system is fixedly installed at the bottom of the cold air shell; the air cooling device has the advantages that when a servo motor is started, a first rotating rod can be driven to rotate, a second bevel gear on the first rotating rod drives a rotating shaft provided with a first bevel gear to rotate, accordingly, a second reciprocating lead screw rotates, a sliding block drives a push rod to move, a guide block is pushed and pulled, and the air cooling device is convenient to use. The mounting frame provided with the wet curtain swings back and forth with the second rotating rod as the center, cold water can slide on the wet curtain more evenly, the soaking effect is improved, cold water is sprayed to the wet curtain in cooperation with the spraying head capable of moving up and down, the soaking effect of the wet curtain is better, and the refrigeration effect of the device is improved.

The utility model provides a novel inclined wet film cooling device which comprises a water distributor and a wet curtain assembly arranged below the water distributor, the wet curtain assembly is obliquely arranged, an included angle of 60-90 degrees is formed between the wet curtain assembly and the ground, and the wet curtain assembly comprises a first wet curtain and a second wet curtain; the first wet curtain and the second wet curtain are combined, a large amount of water is gathered on the end face of the windward side of the first wet curtain, due to the fact that the angle of the closely attached second wet curtain is horizontally and upwards warped, the water cannot flow upwards, the wet curtain can only be soaked through permeation, and due to the fact that the second wet curtain is thin and good in wettability, it can be guaranteed that the whole wet curtain is wetted thoroughly, and the water cannot drip from the windward side; under the windy condition, due to the fact that the water amount of the end face of the windward side of the first wet curtain is large and larger than the evaporation water amount, the wet curtain can be kept wet, the wet curtain is good in wettability, the wet curtain is completely wetted, water does not drop on the windward side of the wet curtain under the windless condition, the windward side can be kept wet under the normal wind speed condition, and the leeward side of the wet curtain does not float. And the wet curtain evaporation efficiency is high and stable.

The utility model discloses a water tank dismounting structure for a cooling fan. A cooling fan body comprises a working unit and a water tank arranged below the working unit. The water tank and the working unit are pressed to be disassembled or assembled through a buckling unit; during disassembly, the water tank is inversely arranged above the working unit in a sleeving manner; during connection, the water tank is fixedly connected to the lower portion of the working unit through the buckling unit, the structural design is reasonable, and the working unit is arranged for air outlet work; the water tank is arranged and used for storing water needed when the working unit works; the buckling unit which can be unlocked or locked through pressing is arranged between the water tank and the working unit, so that the water tank and the working unit can be separated or fixedly connected; after being detached, the water tank can be inversely buckled above the working unit, so that when the cooling fan main body is transported, the occupied space can be reduced, the transportation is convenient, the transportation cost is reduced, and the water tank is also convenient to clean.

The utility model relates to a ventilation system for a food packaging workshop, and belongs to the technical field of food packaging, the lower surface of a ventilation pipe is provided with a humidity sensor, the upper surface of the ventilation pipe is provided with a humidifying box, the lower surface of the humidifying box is connected with a liquid discharge pipe in a connecting pipe, the lower end of the liquid discharge pipe is communicated with the connecting pipe, and the connecting pipe is connected with a ventilation pipe. Nozzles are symmetrically arranged on the lower surface of the connecting pipe, an exhaust fan is further arranged in the ventilation pipe, a positioning groove is formed in the outer side of the ventilation pipe, a box plate is clamped in the positioning groove, and two sets of filter screens are arranged on one side of the box plate. The temperature and humidity in the food packaging workshop can be monitored through the humidity sensor on the lower surface of the ventilation pipe, the infusion pump can be controlled through the controller to pump water in the food packaging workshop, the water enters the connecting pipe through the liquid discharging pipe, and finally the water is sprayed outwards through the spray head to achieve the humidification purpose. Therefore, the humidity of the food packaging workshop can be increased to improve the comfort of personnel.

The utility model belongs to the technical field of cooling devices, and discloses a wet curtain cooling device which comprises a wet curtain frame and a core plate fixedly installed in the wet curtain frame, the two sides of the wet curtain frame are respectively provided with a pressing frame, and the pressing frames are rectangular frames. The pressing frame is formed by sequentially and fixedly connecting two horizontal telescopic plates and two vertical telescopic plates end to end, and an adjusting mechanism is installed between the pressing frame and the wet curtain frame and used for adjusting the fixed size of the pressing frame in the height direction and the width direction; the adjusting mechanism comprises a height adjusting assembly and a width adjusting assembly, the height adjusting assembly is installed between one end of the horizontal telescopic plate and the wet curtain frame, and the width adjusting assembly is installed between one end of the vertical telescopic plate and the wet curtain frame; the height and the width of the pressing frame can be adjusted according to needs, the pressing frame can adapt to core plates of different sizes, a wet curtain with the problems of edge curling and the like can be temporarily repaired, and the cooling effect of the wet curtain is guaranteed.

The utility model relates to the field of farms, and discloses a hog house temperature control device which comprises a mounting box, a protection plate and a ventilation net, a flow equalizing plate is fixedly mounted on the inner side of the mounting box, atomizing nozzles are uniformly mounted at the bottom of the flow equalizing plate, and a filter net is arranged at the bottom of the inner side of the mounting box; the mounting box and the back plate are mounted in a butt joint mode through the butt joint rod, one end of the butt joint rod is inserted into the butt joint hole, the mounting box and the back plate are connected, and the fan can be synchronously driven to rotate through the rotation effect of the output end of the motor, so that air outside the back plate can be guided into the back plate and guided out along the protective net; and air can be guided in a centralized mode through the drainage cover and guided into the flow equalizing plate under the lifting effect of the water pump, water is atomized and sprayed through the atomization spray head, and therefore mist is formed, the temperature in the pig house can be effectively controlled, and the temperature in the pig house is reduced.

The utility model relates to the technical field of humidifiers, in particular to a fan with a humidifier, which comprises a base, a telescopic rod, a first rotating motor, fan blades, a protective cover and an adjusting device, the telescopic rod is fixedly connected with the upper surface of the base, the first rotating motor is arranged on the surface of the telescopic rod, and the fan blades are arranged on the surface of the first rotating motor. The protective cover is arranged on the surfaces of the fan blades, the adjusting device is arranged on the surface of the protective cover and comprises a connecting ring, the connecting ring is fixedly connected with the surface of the protected cover, and the surface of the connecting ring is fixedly connected with a supporting rod. According to the humidifier, the adjusting device is arranged, so that the position of the humidifier body can be conveniently adjusted, and the problems that the humidifier is fixedly installed, the position of the humidifier cannot be adjusted when a fan is used, and when spraying cooling is conducted on different positions, an operator needs to use more tools to disassemble and assemble the humidifier are solved; and therefore, the usability of the equipment is effectively improved.

An air conditioning system includes evaporative cooling units, each evaporative cooling unit including a first V-shaped portion of a winding of microporous hollow fibers that are configured to receive a liquid, and a second V-shaped portion of the winding of microporous hollow fibers that are configured to receive the liquid, where the second V-shaped portion is coupled to the first V-shaped portion, and an internal cavity is disposed between the first V-shaped portion and the second V-shaped portion. The air conditioning system also includes a plumbing assembly configured to supply the liquid to the plurality of evaporative cooling units. The air conditioning system also includes a controller configured to control the plumbing assembly to change a flow rate of the liquid, or to block the liquid from at least one evaporative cooling unit of the plurality of evaporative cooling units.

The utility model discloses a double heat dissipation structure of an air cooler, which relates to the technical field of air coolers, and comprises a box body, the upper surface of the box body is fixedly connected with a square air outlet, the back surface of the box body is fixedly connected with a water tank, and the left side and the right side of the box body are respectively provided with an air inlet communicated with the inside and the outside. According to the utility model, air enters the interior through the arrangement of the fan, and the interior of the water tank is pumped to the wet curtain plate block and the wet curtain sheet for first cooling through the action of the first water pump; through the arrangement of an L-shaped plate, cooled air is located at the bottom of the box body, through the arrangement of a wet curtain assembly and a third water pump, secondary cooling treatment is conducted on the air, through the arrangement of a draught fan, the cooled air is exhausted, and the problems that an existing air cooler is single in heat dissipation structure and poor in heat dissipation effect are solved; and the double heat dissipation effect is achieved, so that the heat dissipation effect is improved.

The utility model relates to the technical field of cowsheds, and discloses a cowshed ventilating and cooling device for cattle breeding, which comprises a ventilating pipe, a fan is fixedly connected in the ventilating pipe, a fixing assembly is arranged on the outer wall of the ventilating pipe, the fixing assembly is used for fixing the ventilating pipe, a cooling assembly is arranged at the top of the ventilating pipe, and the cooling assembly is used for cooling the ventilating pipe. The cooling assembly is used for cooling the device, a filter plate is arranged on the outer wall of the ventilation pipe, a dismounting and mounting assembly is arranged in the filter plate and used for fixing the filter plate, the cooling assembly comprises a fixing plate, and the bottom of the fixing plate is fixedly connected to the top of the ventilation pipe. In the utility model, the motor drives the transmission rod and the rotating rod and is matched with the sliding plate to realize swinging spraying of the spraying head, so that the surface of the fan is uniformly sprayed, the air heat is reduced, the problem that the fan is easy to generate hot air when the temperature is too high, and the cooling cannot be realized is solved, and the ventilation temperature is reduced.

The present invention relates to a spray device, an evaporative cooling system, an air conditioner and a self-cleaning control method, and belongs to the technical field of evaporative cooling. The device comprises an air circuit component, a liquid circuit component and a spray component. The spray component is arranged above a heat exchange core. The air circuit component and the liquid circuit component are both connected to the spray component. Two-phase fluid atomization spraying is utilized. The spray component has compressed air in the air circuit component as an assisting force. The spray component cooperates with the water supply pressure of the liquid circuit component to obtain a relatively ideal droplet particle size. Moreover, the arrangement of the air circuit component can improve the droplet velocity and dust reduction efficiency, thereby fully infiltrating, softening and flushing the dirt on the heat exchange core, better realizing the cleaning of the heat exchange core, thereby improving the heat exchange efficiency of the heat exchange core, and ensuring the reliable operation of the evaporative cooling unit.

The invention relates to a method, performed by a control device (100), for cleaning an evaporative humidifier and cooler apparatus (1) for humidification and cooling of air, the apparatus (1) comprises: a cooling and humidification media (2), which is configured to receive and evaporate a fluid (4); a fluid distribution element (6), which is configured to distribute the fluid (4) to the cooling and humidification media (2); and a tray (8) arranged to collect fluid (4) downstream of the cooling and humidification media (2), wherein the fluid (4) distributed by the fluid distribution element (6) is collected from the tray (8). The method comprises: determining (s101) the condition of the cooling and humidification media (2) based on data from a sensor device (10) arranged in fluid communication with the fluid (4) downstream of the cooling and humidification media (2); and supplying (s102) at least one cleaning fluid (12; 14) to the cooling and humidification media (2) dependent on the condition of the cooling and humidification media (2). The invention also relates to a system (200) comprising an evaporative humidifier and cooler apparatus (1) for humidification and cooling of air, a control device (100) and a sensor device (10) arranged in communication with the control device (100).