9588 results about "Condensed water" patented technology

Disclosed herein are a washing machine and a control method thereof that is capable of supplying condensed water generated while laundry is dried to a steam generating unit to generate steam, thereby minimizing formation of scale in the steam generating unit. The washing machine includes a drying unit having a heat exchanger to dehumidify air in a washing tub, a steam generating unit to supply steam to the washing tub, a condensed water tank to collect condensed water from the heat exchanger, and a steam-purpose water supplying unit to supply the water from the condensed water tank to the steam generating unit.

An operation method for a combination dryer is disclosed. The present invention relates to a combination dryer, and more particularly, to an operation method for a combination dryer which enables air in a drying drum and a cabinet for drying the laundry to circulate continuously and enables condensed water generated in the circulation process to perform a refreshing cycle by using the water.

A dishwasher with a novel drying cycle is provided. The dishwasher door includes a vent channel connecting the interior of the dishwasher to the outside and housing a condenser section that condenses water vapor from moisture laden air from the interior of the dishwasher and directs the condensed water back into the dishwasher. A vent valve covers the opening of the vent channel into the dishwasher and is opened and closed at appropriate times during the drying cycle. A heater adjacent a blower heats air entering the dishwasher. A temperature sensor in the dishwasher interior provides temperature measurements of the inside of the dishwasher that may be used to control the duration of the drying cycle. A controller interconnects the operating components of the dishwasher and provides the logic for the drying cycle.

A portable, potable-water generator for producing high-purity liquid water by condensation of water vapor from ambient air. The generator (125) employs an air filter (119) to remove particulates and aerosols from the incoming air. An enclosed heat absorber cools the filtered air to its dew point and collects droplets of condensate into a condensate collector (5). Before discharge, the collected dew is treated in a bacteriostat loop to destroy adventitious living organisms and to filter out undesirable and dangerous contaminants. A recirculation loop provides the ability to recirculate stored condensate, including during periods of inactivity. Further, quick disconnect fittings (55b) and variable length flexible tubing allows use of the invention to serve remote dispensers and / or appliances and allow use of municipal water treated through the apparatus in low condensate situations.

A portable, potable-water generator for producing high-purity liquid water by condensation of water vapor from ambient air. The generator (125) employs an air filter (119) to remove particulates and aerosols from the incoming air. An enclosed heat absorber cools the filtered air to its dew point and collects droplets of condensate into a condensate collector (5). Before discharge, the collected dew is treated in a bacteriostat loop to destroy adventitious living organisms and to filter out undesirable and dangerous contaminants. A recirculation loop provides the ability to recirculate stored condensate, including during periods of inactivity. Further, quick disconnect fittings (55b) and variable length flexible tubing allows use of the invention to serve remote dispensers and / or appliances and allow use of municipal water treated through the apparatus in low condensate situations.

This invention relates to a steam / vacuum cleaning apparatus comprised of a head case assembly, an air / water separating device and at least one external connecting member; wherein the head case assembly includes a housing, an electrical steam generator and an electrical drafting fan assembly both contained in the housing. The fan assembly has a suction section and a discharge section. The air / water separating device is arranged upstream of the suction section of the fan assembly for inducing air flow and collecting condensed water. The external connecting member includes a male connector having a steam intake port and an air suction port respectively in fluid communication with the steam generator and the suction section of the air / water separating device; whereby high-pressure steam can be applied to directly blast onto the surface to be cleaned, or the steam can be applied to heat the surface to associate with the suction section of the fan assembly for removing sticky smear and dirt, so as to improve the cleaning effectiveness and the ease maneuverability.

The invention relates to a membrane and evaporation crystallization integrated process with zero discharge of high-salinity industrial wastewater. The process is as below: carrying out ultrafiltration pretreatment on industrial wastewater and sending the wastewater to a reverse osmosis process through a high-pressure pump; reusing lateral infiltration water; conducting electrodialysis treatment on a concentrate subjected to several times of filtration; evaporating and crystallizing the materials obtained from electrodialysis concentration to obtain salt slurry and water; carry outing posttreatment on the salt slurry; and reusing condensed water. The process provided by the invention couples membrane and evaporation crystallization, not only can recover high quality purified water from industrial wastewater with high salinity but also can realize zero discharge of wastewater with high salinity, and has the characteristics of low energy consumption, low production cost and advanced process.

The invention relates to a desulfurization waste water recycling and zero discharge system and method. The desulfurization waste water recycling and zero discharge system comprises a desulfurization tower, a filter and a nanofiltration device which are sequentially connected, wherein a scale inhibitor dosing device is arranged at the inlet of the nanofiltration device, the concentrated water outlet of the nanofiltration device is connected with the desulfurization tower, the fresh water outlet of the nanofiltration device is connected with a saline water concentrating device, the fresh water outlet of the saline water concentrating device is connected with a fresh water tank, the concentrated water outlet of the salt water concentrating device is connected with a crystallizer, and the condensed water outlet of the crystallizer is connected with the fresh water tank; a drying encapsulating machine is arranged at the solid outlet of the crystallizer. The desulfurization waste water recycling and zero discharge system has the advantages that desulfurization waste water discharged from the desulfurization tower is filtered and then is fed into the nanofiltration device, nanofiltration concentrated water returns to the desulfurization tower, nanofiltration fresh water is treated by virtue of the salt water concentrating device and then is crystallized by virtue of the crystallizer, the obtained fresh water is recycled in the fresh water tank, and salt is separated out, dried into crystallized salt and transported outside after being encapsulated, so that zero discharge of the desulfurization waste water is realized, quality of the recycled fresh water is improved, and a chemical agent and operating cost are saved.

A solar thermal power generator includes an inclined elongated boiler tube positioned in the focus of a solar concentrator for generating steam from water. The boiler tube is connected at one end to receive water from a pressure vessel as well as connected at an opposite end to return steam back to the vessel in a fluidic circuit arrangement that stores energy in the form of heated water in the pressure vessel. An expander, condenser, and reservoir are also connected in series to respectively produce work using the steam passed either directly (above a water line in the vessel) or indirectly (below a water line in the vessel) through the pressure vessel, condense the expanded steam, and collect the condensed water. The reservoir also supplies the collected water back to the pressure vessel at the end of a diurnal cycle when the vessel is sufficiently depressurized, so that the system is reset to repeat the cycle the following day. The circuital arrangement of the boiler tube and the pressure vessel operates to dampen flow instabilities in the boiler tube, damp out the effects of solar transients, and provide thermal energy storage which enables time shifting of power generation to better align with the higher demand for energy during peak energy usage periods.

A process for cooling down a hot flue gas stream comprising water vapour and carbon dioxide, the process including: (a) heat exchange between the hot flue gas stream and a cooling water stream so that the hot flue gas stream is cooled to a cooled down gas stream at a temperature at which at least part of the water vapour therein has condensed and the cooling water stream increases in temperature; (b) combining the condensed water vapour and the cooling water stream to produce a combined water stream; (c) separation of the cooled down gas stream from the combined water stream; (d) cooling the combined water stream by contact with air from the atmosphere and by evaporation of a portion of the combined water stream; (e) using at least part of any non-evaporated and cooled water of the combined water stream as at least part of the cooling water stream for cooling the hot flue gas stream in step (a); and (f) storing any non-evaporated and cooled water of the combined water stream that is not used in step (e) and using the stored water later as at least part of the cooling water stream in step (a).

An outer surface of a cold-storage container (or a refrigerant tube) is provided with a plurality of protrusion portions or recess portions. A cooling air passage, in which air flows to cool a space to be cooled in a cold storage time and in a cold release time of the cold storage material, is provided to contact a surface of the refrigerant tube on a side opposite to the cold storage container bonded to the refrigerant tube. The refrigerant tubes and the cold storage container form therebetween a cold-storage side air passage by the protrusion portions or the recess portions, such that air flows in the cold-storage side air passage separated from the cooling air passage. For example, the cold-storage side air passage is provided with a slanting space that causes condensed water or ice generated in the cold storage time to be drained along the cold-storage side air passage.

The invention discloses a control method and device for condensation prevention of an air conditioner and belongs to the technical field of condensation prevention of air conditioners. The control method includes the steps of obtaining first operation parameters and indoor environment parameters of the air conditioner, and controlling the air conditioner to be switched to operate in a heating mode when the first operation parameters and the indoor environment parameters meet preset condensation prevention starting conditions. According to the control method for condensation prevention of the air conditioner, the air conditioner can be switched to operate in the heating mode when the condensation prevention starting conditions are met, water drops condensed inside an indoor unit can be evaporated into water vapor through heat of a high-temperature refrigerant conveyed to an indoor heat exchanger, and thus the quantity of liquid water inside the indoor unit is reduced, the problems of condensed water dripping, water blowing during air exhausting and the like of the air conditioner are avoided, and the operational performance and user experience of the air conditioner are improved.

A portable, combination dehydrator, dry return air and condensed water generator / dispenser configured to alternately provide water from a reservoir of condensed water or from an alternative source of water. In one embodiment, the alternative source comprises a five-gallon bottle of water and the mounting for the bottle includes a removable cover for preventing contamination of the system when the bottle is not in place. In one embodiment, the system provides purified dry make-up air to a home or office air conditioning system and dehydration cabinet, while producing pure atmospheric condensation from humidity found in the air and purifying the air and water for breathing, dispensing and drinking purposes.

A condensate pump for an HVAC system includes a reservoir for collecting condensate water, a pump motor connected to an impeller pump for pumping the condensate water out of the reservoir, and a floatless pump control module. The floatless pump's microcontroller detects the water level in the reservoir and, based on the water level in the reservoir, controls the operation of the pump motor, and if necessary, sounds an alarm and shuts down the HVAC system. The floatless pump microcontroller may employ an ultrasonic transducer or capacitance sensors to detect the level of condensate water in the reservoir. The microcontroller implements a variable water lift feature to pump the water using the lowest possible speed for the pump. The microcontroller implements a self-cleaning feature to pump stagnant water out of the reservoir and to pulse water in the drain line and the agitation of the water in the reservoir. The microcontroller implements an anti-clog feature to clear a clogged drain line when an overflow condition is detected.

The invention discloses a self-cleaning control method for air conditioners. The self-cleaning control method includes enabling the air conditioners to detect outdoor environmental temperatures, detecting the temperatures of inlets and outlets of outdoor heat exchangers or detecting the cumulative run time of compressors; enabling the air conditioners to carry out heating running to allow frost to condense on the outdoor heat exchangers when the outdoor environmental temperatures are lower than or equal to preset outdoor temperatures and temperature difference between the inlets and the outlets of the outdoor heat exchangers is lower than or equal to preset temperature difference or the cumulative run time of the compressors is longer than or equal to preset run time; switching the air conditioners into a refrigerating mode. The self-cleaning control method for the air conditioners has the advantages that the air conditioners carry out heating running to allow the frost to condense on the outdoor heat exchangers and then are switched into the refrigerating mode to defrost the outdoor heat exchangers, accordingly, dust accumulated on the outdoor heat exchangers can be cleaned by condensed water generated after the outdoor heat exchangers are defrosted and can be effectively reduced, heat exchange effects of the air conditioners can be effectively improved, and energy consumption can be reduced.

A gas supplying system for fuel cell includes a reformer generating a reformed gas by reforming a mixed raw material including a fuel and a first water, a piping network distributing the reformed gas to fuel cell systems each of which is installed in different rooms or buildings, a drain recovery unit recovering a water condensed from the reformed gas in the piping network. The piping network has a circulating route. By the circulation route, the reformed gas does not stay in the piping network so that the water condensation in the piping is suppressed. The water in the piping is removed by the drain recovery unit. According to this configuration, the clogging and corrosion of the piping caused by the condensed water is avoided.

The invention relates to a generating system, in particular to the heat generating system consisting of a solar heat collector and a coal-fired unit. The heat generating system adopts solar energy to take the place of the partial coal-fired heat energy of a coal-fired unit boiler. A condenser, an extraction pump, a low pressure heater, a deaerator, a water-feeding pump, a high pressure heater and the heat collector, a coal burning boiler and a steam turbine that are connected in parallel are connected in series. The steam turbine drives the generator and discharges gas into the condenser. Condensed water flows into a heater from the condenser to be heated up and pressurized, is deoxidized by the deaerator, then goes through the solar heat collector to be heated to be saturated vapor and goes into the coal burning boiler or directly goes into the coal burning boiler to become the steam with high temperature and high pressure. And then the steam goes into the steam turbine for applying work to drive the generator to generate electricity. The extracted steam of the steam turbine goes into each heater to finish thermodynamic cycle. The thermal efficiency of solar thermal power generation is improved, investment in the trough solar electrical energy generation of single paraboloid is reduced and the coal consumption of the coal-fired unit is decreased.

The invention provides an air conditioner indoor unit with a self-cleaning function. The air conditioner indoor unit comprises a case, a humidifying assembly, a spray opening and a heat exchanger of the indoor unit. The case comprises a skeleton and a housing, wherein the skeleton is used for supporting a fan and the heat exchanger of the indoor unit, and the housing covers the skeleton and is provided with an air inlet and an air outlet. The humidifying assembly comprises a water tank and an atomization device used for atomizing water in the water tank. The spray opening is formed in the case and located in the air inlet upstream position of the heat exchanger of the indoor unit and used for outputting water mist formed by the atomization device. The humidifying assembly starts the atomization device when the air conditioner indoor unit executes the self-cleaning function, so that the spray opening is utilized to spray out the water mist to flow through the heat exchanger of the indoor unit, and accordingly the frosting degree at the heat exchanger of the indoor unit is improved. The heat exchanger of the indoor unit operates a condenser mode after frosting, and accordingly attached contaminants are taken away by water formed by defrosting. According to the scheme, the problem that a self-cleaning air conditioner cannot generate enough condensed water in the dry environment, and consequently the self-cleaning effect is affected is solved.

An outdoor unit for an air conditioner allows condensed water generated from an outdoor heat exchanger to be easily discharged, and prevents coldness from the outdoor heat exchanger from being transmitted to a bottom of the outdoor unit, thus preventing freezing of the condensed water on the bottom. The outdoor unit includes a cabinet having a bottom panel, an outdoor heat exchanger installed in the cabinet, and a support member made of heat insulating material supporting the outdoor heat exchanger with a spacing between a lower end of the outdoor heat exchanger and the bottom panel of the cabinet, to prevent condensed water generated from the outdoor heat exchanger from freezing.

Disclosed is a novel plant cultivation method applicable to classification cultivation with simplified management, in which an enclosed box like container or greenhouse like space provides an enclosed cultivation space having a bottom forming a water reservoir for collecting condensed water so as to realize natural circulation of water evaporation and convection, by which cultivation control and management is realized in an almost watering free manner. Further, arranged outside the enclosed space is a carbon dioxide generation device in connection with an air compressor, which through proper treatment of drying and heating, supplies the interior cultivation space with pressurization and supplement of carbon dioxide and nutrients through piping arrangement, whereby the growth of plants can carry out completely free of pest damage or application of pesticides. Through the control of sunlight, the growth and cultivation of plants can be realized in a management simplified, secured, and stable manner.

A humid gas stream is dehumidified by bringing that stream into contact with the front surface of a hydrophilic capillary condenser layer that captures the water and moves it adjacent the rear surface of the capillary layer. An osmotic layer, such as a semi-permeable membrane, is disposed on the rear surface of the condenser layer, and an osmotic fluid having a low concentration of water therein, is disposed adjacent the osmotic layer. An osmotic driving force, resulting from the water concentration gradient across the osmotic layer, transports the condensed water from the condensing layer through the thickness of the osmotic layer and into an osmotic fluid. The osmotic layer also inhibits the osmotic fluid from flowing into the condenser layer.

Disclosed is a drawer structure for storing condensed water generated during the drying procedure. The drawer prevents the condensed water form being leaked out of the dryer though the condensed water is fully filled in the drawer and overflowed from the drawer. Thus, a user may not throw away the condensed water whenever the laundry is dried.

The invention discloses a method and a system for recovering high-temperature sensible heat of molten blast furnace slag. The system comprises a blast furnace slag runner, a slag hopper, a slag hopper lifting mechanism, a quenching unit, a slow cooling unit, a cold slag particle circulation unit, a cyclone dust collector, a waste heat boiler, a condensing unit, a circulating fan, and a booster fan. The method for recovering waste heat comprises the following steps of: crushing and quickly cooling the molten blast furnace slag in the quenching unit in a composite way of a rotary crushing wheel, high-pressure cold air, a slag trap, cold slag particles and cooling water, and fully exchanging heat with solidified blast furnace slag in the slow cooling unit by using cooling air; and allowing high-temperature air which comes out of the quenching unit and the slow cooling unit to enter the waste heat boiler and performing heat exchange, transforming into steam or electric power and then outputting. The subsequent utilization of blast furnace slag and the waste heat recovery efficiency are synchronously considered, condensed water is recycled, finished slag does not contain water or only contains a small amount of water, the granulation effect of the slag is better, and the contradiction between intermittent slagging and continuous heat production of blast-furnace ironmaking is resolved.

A capless fuel filler system has lower and upper sealing doors. The upper sealing door prevents water, water vapor, dust, etc. from entering into the space between the lower and upper doors. In prior systems with one sealing door a drain is provided to remove water (either directly entering or condensed water vapor), dust, or excess fuel drips from fueling just upstream of the lower door. By providing two sealing doors, water and dust cannot access the lower door. Although some fuel may puddle upstream of the lower door after a fueling event, the fuel is trapped, with no drain to the exterior, between lower and upper doors. If such fuel evaporates, it causes the lower door to open and vents the fuel vapors to the fuel tank, a desirable disposition for the vapors. The two sealing doors are contained in separate components to facilitate interchangeability and serviceability.

The invention provides an automatic cleaning system, an air conditioner and a control method. The automatic cleaning system comprises a water storing device of which the first end is connected to an indoor unit condensed water collector and an outdoor unit condensed water collector, a cleaning water pump of which one end is connected to the second end of the water storing device and while the other end is connected to an indoor unit water sprayer and an outdoor unit water sprayer, a first detecting module for detecting the first operation state parameters of an indoor heat exchanger, a second detection module for detecting the second operation state parameters of an outdoor heat exchanger, and a control module for determining whether to start the cleaning water pump to automatically clean the indoor heat exchanger and / or the outdoor heat exchanger according to the first operation state parameters and / or the second state parameters. According to the technical scheme, the system has the advantages that the heat exchangers can be automatically cleaned, so that the timeliness and efficiency of cleaning of the heat exchangers can be effectively improved, and as a result, the operation reliability of the air conditioner can be improved; in addition, the condensed water can be recycled, and thus the water resource can be saved.

A heat exchanger and a fin of the same are provided. The heat exchanger includes a tube, a plurality of fins, a slit section, and a condensed water guide. The tube is arranged in at least a front row and a rear row with respect to a direction of airflow. The plurality of fins is installed with the tube passing therethrough. The slit section is formed on the fins and includes a plurality of slits. The condensed water guide is formed between at least the front row and the rear row, for guiding a draining of condensed water that is generated on a surface of the tube. A fin of the heat exchanger includes a plurality of tube insert holes, a slit section, and a condensed water guide. A refrigerant tube is inserted in the plurality of tube insert holes. The slit section includes a plurality of slits formed around the tube insert holes. The condensed water guide is formed at a rear side of one of the slits, and guides a draining of condensed water generated in a heat exchange process between refrigerant and air.

The invention discloses an air conditioner control method and device, and belongs to the technical field of air conditioners. The control method comprises the steps of responding to a self-cleaning instruction, input by a user, for instructing that a self-cleaning mode is started, and acquiring a humidity parameter of an indoor heat exchanger; and comparing the humidity parameter and a preset humidity threshold value to obtain a comparison result for instructing whether a spraying device is started or not; responding to a comparison result for starting the spraying device, and carrying out control to start up the spraying device and switching to the self-cleaning mode for operation. With the air conditioner control method, because the humidity parameter of the frosted indoor heat exchangercan be acquired, and whether the requirement on humidity of the frosting phase of air conditioner self-cleaning is met or not is judged according to the humidity parameter, the spraying device can bestarted under the condition that the requirement on humidity is not met, the requirement for more water in the frosting phase of air conditioner self-conditioning is met with the condensed water at the position the spraying device sprays to, and the cleaning efficiency and the dust removal effect of air conditioner self-cleaning can be guaranteed.

The invention relates to the field of heating ventilation air conditioners, in particular to an improved air treatment method and a fresh air conditioner device. The invention improves the problems of traditional fresh air treatment and air conditioners and particularly emphasizes that a plate-type air-air heat exchanger and indirect water evaporative cooling are used for recycling energy of sensible heat and latent heat in air exhaust in the fresh air treatment process of damp and hot regions in summer and condensed water is directly evaporated on an evaporator to improve the working condition of a compressor. Under the condition of quantificationally supplying outdoor fresh air, the energy efficiency ratio of the fresh air conditioner is increased, the thermal pollution, damp pollution and noise pollution of the fresh air conditioner to environments are reduced, the indoor air quality is improved, and meanwhile, the fresh air conditioner provides the manufacture, installation and using convenience for a local region all-air central air conditioner. The fresh air conditioner provided by the invention and a design and manufacture method of the fresh air conditioner are applicable throughout the year in various regions, particularly in the damp and hot regions; and the fresh air system provides controlled, comfortable and healthy air environments for indoor activity space of people and air conditioner environments for technology for processing, storage and the like.