48results about How to "Increase fresh air volume" patented technology

The invention provides a tube-plate evaporative condensing air-conditioning unit with packing. The unit comprises an evaporation and air supply unit and a compression and condensing unit. The evaporation and air supply unit consists of a drying and filtering device, an expansion valve, an evaporator and a centrifugal fan which are sequentially connected, and the compression and condensing unit is formed by connecting a compressor and a condenser; the condenser is connected with the drying and filtering device, and the compressor is connected with the evaporator; the air-conditioning unit is provided with a condensate recovery system which is formed by connecting a condensate recovering collector of the evaporator with the condenser by a tube or a water pump; and an indoor air supply system of the evaporation and air supply unit consists of an outdoor fresh air inlet of the evaporator, a unit air supply outlet and the centrifugal fan, or consists of the outdoor fresh air inlet of the evaporator, a unit return air inlet, the unit air supply outlet and the centrifugal fan. The tube-plate evaporative condensing air-conditioning unit has high heat exchange efficiency, and can realize maximal energy recovery and reduction of energy consumption and water consumption, effectively solves increased energy consumption resulting from increased fresh air volume of an air-conditioning system and realizes double performance of saving energy and water and health care.

The invention relates to a climate system for intensively controlling indoor air comfort level, which comprises an indoor air quality system, an outdoor machine, an indoor machine, a carbon dioxide sensor, a humidifier, a touch screen and a pipeline, wherein the air quality system is respectively connected with the outdoor machine, the indoor machine, the carbon dioxide sensor, the humidifier and the touch screen through the pipeline; the touch screen sets and displays indoor air quality, temperature and humidity and carbon dioxide concentration; and indoor climate is adjusted through operating the touch screen. Compared with the prior art, the invention has the advantage that the climate system enables convenient and visual operation, can effectively adjust the indoor temperature and improves the indoor air quality and the like.

The invention discloses a jetting air cooler. A spray-propulsion air draft device of a lower spray nozzle and a lower air draft blade, a water-drenching sieve plate and a bottom water tank are arranged from top to bottom in the cooler body of the jetting air cooler. An air inlet at the top of the cooler body is provided with a demister; an air outlet is formed on the lateral wall of the cooler body at the upper part of the water tank; a cold air duct is extended from the air outlet; a water absorption type baffle board demister is arranged in the cold air duct; and the air draft device can also be provided with a water makeup pipe, a water outlet pipe which is connected with a water pump, etc. The low-temperature water-circulation spray is adopted by a spraying device to cool hot air into wet cold air which is further demisted into dry cold air. By adopting the normal-temperature water spray at about 20 DEG C with the difference of only 1-2 DEG C to the leaving air temperature, cold air can be obtained in summer, and warm air can be obtained in winter. According to experiments, when the water spray rate is 40m<3> / h, the pressure is 0.08 MPa, the air volume is above 2*10<4>m<3> / h, the power is only 1.4 KW.h, the water spray temperature is 24 DEG C, the atmospheric wet bulb temperature is 35 DEG C, the atmospheric dry bulb temperature is 25 DEG C, and the cold air temperature is 25 DEG C, and the refrigeration coefficient of the jetting air cooler is as high as 39.8 and is more than 10 times that of the prior air conditioner. Since the air temperature, the water temperature and the wet bulb temperature are all close to each other, the cooling water is required to be supplied in only more than 10 days which are the hottest days in one year. The jetting air cooler is suitable for low-humidity cooling and ventilation, and is an ideal water air conditioning device.

The invention discloses a multifunctional biological air cleaner, which comprises the following parts: a casing, an ion generator, an aerosol generator, a cleaning filter bank and an air cleaning fan, wherein the two ends of the casing are separately equipped with the indoor air inlet and the outlet of the cleaned air, the ion generator and the aerosol generator are arranged near the indoor air inlet in the casing, the air cleaning fan is arranged at the finite distant of the cleaned air outlet underside, the fan inlet is connected with the outlet of the cleaning filter bank, the casing is also equipped with a fresh air fan, a fresh air filter bank and a sleeping system comprised by the induced pipe. The invention enhances the air cleaning effect, which achieves the coexistence of the people and the device, the cleaning and sterilizing on the internet, the high volume fresh air and the self-sterilizing function.

The invention provides a central air conditioner energy saving optimizing method and device, a terminal device and a storage medium. The method comprises the steps that the real-time personnel densityin an air outlet coverage area in a classroom and the real-time fresh air volume of an air outlet are obtained; the preset personnel density is set, the outdoor temperature value and the indoor temperature value of the classroom are obtained in real time, the real-time personnel density is compared with the preset personnel density, when the real-time personnel density is greater than the presetpersonnel density, the outdoor enthalpy value and the indoor enthalpy value are calculated by an enthalpy value algorithm based on the outdoor temperature value and the indoor temperature value, and the real-time fresh air volume is adjusted in real time according to the outdoor enthalpy value and the indoor enthalpy value; and when the real-time personnel density is smaller than the preset personnel density, the real-time fresh air volume is adjusted according to the temperature value of the air outlet coverage area. The fresh air volume is adjusted according to the real-time personnel density and the enthalpy values, and the energy consumption of a central air conditioner is reduced by adjusting the fresh air volume.

The invention belongs to the field of air conditioners, and particularly relates to an air conditioner and a control method thereof. The air conditioner comprises an indoor unit, and the indoor unit comprises a machine body and a fresh air device; the machine body is provided with an air inlet and an air outlet which communicate with each other and form an air flow path; the fresh air device comprises a fresh air support, and the fresh air support is fixed on the machine body and provided with a first fresh air outlet; the fresh air device further comprises a first fresh air channel and a second fresh air channel which are arranged in the fresh air support and can be selectively opened and closed; first free ends of the first fresh air channel and the second fresh air channel are respectively provided with a first fresh air inlet and a second fresh air inlet which are used for communicating with the outdoor space; the first fresh air inlet, the first fresh air channel, the fresh air support and the first fresh air outlet form a first fresh air flow path; and the second fresh air inlet, the second fresh air channel and the air outlet form a second fresh air flow path. The air conditioner and the control method thereof have the advantages that a large quantity of fresh air can be obtained, and the fresh air quantity can be adjusted.

The invention discloses an efficient wall-penetrating-type fresh air purifying device, and belongs to the technical field of fresh air purifying. The efficient wall-penetrating-type fresh air purifying device comprises an indoor face plate, a wall penetrating body, an inner barrel, an outer barrel and an outdoor air-inlet rain cover. The outer barrel is in sliding fit with the inner barrel, and the outer side of the outer barrel is in close fit with the inner wall of a wall hole. An HEPA filter, a low efficiency filter and a full-plastic-packaging axial flow fan are arranged in the wall penetrating body. The HEPA filter is an HEPA folded conical core filter. The HEPA folded conical core filter comprises an HEPA folded filtering conical core, a top positioning disc and a bottom air stopping disc. The HEPA folded filtering conical core is connected with the bottom air stopping disc through hot melt adhesive and connected with the top positioning disc through hot melt adhesive. The diameter of the top of the HEPA folded filtering conical core ranges from 100 mm to 500 mm, the diameter of the bottom of the HEPA folded filtering conical core ranges from 30 mm to 400 mm, and the height of the HEPA folded filtering conical core ranges from 100 mm to 300 mm. A circular air hole is formed in the middle of the top positioning disc, and the diameter of the circular air hole ranges from 70 mm to 470 mm. The efficient wall-penetrating-type fresh air purifying device has the beneficial effects of being low in density, small in air resistance, large in air volume, long in service life, low in cost and ideal in dust removal effect.

The invention relates to a fresh air exchange device and an air conditioner. The fresh air device comprises a shell, a control module and a pull assembly located in the shell. The shell comprises an indoor end and an outdoor end. The indoor end and the outdoor end are each provided with an air opening. The pull assembly can be arranged in or taken out from the position of the air opening of the indoor end. The pull assembly comprises a purifying module, a heat exchange module and an air supply module. The control module is located at the indoor end. The control module is electrically connected with the air supply module. A first terminal of the control module is arranged in the shell, and a second terminal of the air supply module is arranged at the end, close to the outdoor end of the shell, of the pull assembly. When the pull assembly is arranged in the shell, the first terminal is connected with the second terminal. Thus, an air way formed by the shell of the fresh air exchange device is relatively short, pressure losses are very low, and the fresh air volume is greatly increased. A user can replace the purifying module from the indoor side, and operation is convenient. The control module and the air supply module can be connected and disconnected in the process of arranging the pull assembly in the position of the air opening of the indoor end or taking the pull assembly out of the position of the air opening of the indoor end, and operation is more convenient.

The invention relates to the technical field of building energy conservation, and relates to a fresh air unit with a direct evaporative cooler and a passive cooling air-conditioning device thereof. The terminal device air inlet and the terminal device air supply port are provided on the top, the shell fresh air port and the shell air supply port are provided on the shell, and the fresh air unit is provided in the shell, and the fresh air set includes a blower fan and a direct evaporative cooler. The invention has a reasonable and compact structure and is easy to use. Its shell is installed inside or outside the window, and the outdoor air introduced by the fresh air port of the shell is processed by the direct evaporative cooler and sent into the room. The air duct reduces the difficulty of construction, saves the height of the building, and can reduce auxiliary facilities such as air supply ducts and fire sprinkler pipes. It has the characteristics of convenient adjustment, good airtight performance, easy coordination with buildings, and safety and efficiency.

The invention discloses a combined cooling air-conditioning system of an indirect evaporation chiller and a mechanical refrigeration chiller. A first-stage and a second-stage surface heat exchangers and a blower are arranged in order in a casing of an air processor from an air inlet to an air outlet, a water outlet pipe of the indirect evaporation chiller is connected to a water inlet of the first-stage surface heat exchanger of the air processor, a water outlet pipe of the first-stage surface heat exchanger is connected with a cooling water inlet of a traditional low-temperature chiller, a cooling water outlet of the traditional low-temperature chiller is connected with a water inlet of the indirect evaporation chiller, a chilled water outlet of the traditional low-temperature chiller is connected to a water inlet of the second-stage surface heat exchanger, a water outlet pipe of the second-stage surface heat exchanger is connected to an indoor tail-end water inlet located in an air-conditioning room, a water outlet pipe at the tail end in the air-conditioning room is connected with a chilled water inlet of the traditional low-temperature chiller, and an exhaust outlet of the blower leads to the air-conditioning room through a blast pipe. The combined air conditioning system not only can be used in dry heat regions but also can be used in moist heat regions, makes the best of refrigeration capacity of dry air energy, realizes the cascade utilization of energy, reduces the installed capacity and electric power load of equipment, improves the fresh air amount of the air-conditioning system, and improves the indoor air quality.

The invention relates to the technical field of evaporation refrigeration air conditioner units, in particular to an evaporation refrigeration air conditioner unit combined with a window. The air conditioner unit comprises an air conditioner unit body and the window with the air inlet and exhaust functions and with a sash capable of being opened; the air conditioner unit body comprises a unit shell, indirect evaporation refrigeration devices and direct evaporation refrigeration devices; air exhaust channels and fresh air inlet channels are independent of one another, are not affected by one another, are not prone to being in short circuit, and are matched with a unit heater or air heater to be applied, and the heater and the indirect evaporation refrigeration devices work in a separated manner; and system running is simple, maintenance is easy, according to the particularity of a miniaturization refrigeration air conditioner unit, characteristics of an indoor building are fully utilized, indoor space is not occupied, the unit is compact in structure, high in applicability and capable of meeting the requirement that the miniaturization refrigeration air conditioner unit is compact in structure, meanwhile, the fresh air amount of the unit is large, and it is ensured that the air distribution of the unit is reasonable.