CN111336601A - Wide-temperature-zone air water making device - Google Patents
Wide-temperature-zone air water making device Download PDFInfo
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- CN111336601A CN111336601A CN202010178999.4A CN202010178999A CN111336601A CN 111336601 A CN111336601 A CN 111336601A CN 202010178999 A CN202010178999 A CN 202010178999A CN 111336601 A CN111336601 A CN 111336601A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1405—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification in which the humidity of the air is exclusively affected by contact with the evaporator of a closed-circuit cooling system or heat pump circuit
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/28—Methods or installations for obtaining or collecting drinking water or tap water from humid air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/41—Defrosting; Preventing freezing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F2013/228—Treatment of condensate, e.g. sterilising
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/13—Economisers
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Abstract
The invention discloses a wide-temperature-zone air water making device which comprises a compressor, a condenser, an economizer, an adsorption material, an electric heating device, a throttling element, a water receiving disc, an evaporator, an air heat exchanger, an air filtering unit, an air supply fan, a condensing fan, an external water tank, a water purifying unit, a water pump, a water collecting tank, a pipeline, an air channel, a maintenance structure and the like, wherein a refrigeration circulation system, a water treatment system and an air circulation system are respectively formed, and the wide-temperature-zone air water making device has two function modes of a fresh air mode and an internal circulation mode. The invention adopts a system design of coupling a refrigeration condensation principle and an adsorption and desorption principle to carry out secondary extraction on the moisture in the air, greatly improves the water yield, and has the application temperature range expanded to 5-46 ℃ and the relative humidity range suitable for 10-100 percent; the double cold recovery of the pre-cooling of the air heat exchanger and the super-cooling of the economizer is adopted, so that the power of the air water making device is greatly reduced, and the energy-saving effect is obvious; the system is highly integrated, and the device can be light and small.
Description
Technical Field
The invention relates to the field of air conditioning devices, in particular to a wide-temperature-zone air water making device.
Background
Along with the increasing scarcity of global water resources and the continuous pollution of limited fresh water resources, in order to deal with the problems of fresh water transportation in water-deficient areas such as islands and deserts, emergency rescue after water supply terrorism attack in wartime, army water supply problems in field operations and sudden water pollution events, the unconventional air water making technology based on the refrigeration condensation principle and the adsorption and desorption principle is continuously developed. The refrigeration condensation method water production is liquid water obtained by condensing water vapor in a vapor compression refrigeration system by reducing the temperature of humid air to below the dew point temperature by an evaporator. The adsorption method water production is to use the difference value of the water vapor pressure in the ambient air and the water vapor pressure on the surface of the adsorbent as the moisture absorption power, then use the external heat to improve the water vapor pressure on the surface of the adsorbent to desorb and regenerate, and condense the water vapor to obtain fresh water during desorption.
The air water making device based on the refrigeration and condensation principle has the defects of low heat exchange speed of ①, low heat exchange efficiency, low water yield, incapability of adjusting ② air quantity and refrigerating capacity and adapting to the change of environmental working conditions, only being suitable for 15-35 ℃, small applicable temperature zone, incapability of yielding water when the surface of an evaporator is frosted when the environmental temperature is ③, large size of the ④ device, high power required by operation, high operation cost, low system energy efficiency ratio and inconvenience in operation.
The air water making device based on the adsorption and desorption principle has the defects that a large amount of heat is needed in the desorption process of the ① adsorbent, the adsorption/desorption process of the ② adsorbent is long in duration and low in water yield, the ③ is small in applicable temperature region and not applicable to severe environment working conditions, and the applicable environment relative humidity is more than 35 percent
In addition, noise generated by the air water making device is also a concern, and the noise is generated in the operation process of a compressor, a fan, a pump and the like. The low-noise operation of the product can be realized by using the small-displacement variable-frequency compressor and the stepless speed regulation fan.
The invention aims to overcome the defects in the prior art and provide an air water making device suitable for a wide temperature area.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a wide temperature zone air water making device is characterized in that: the air conditioner comprises a refrigeration cycle system consisting of a compressor, a condenser provided with a condensing fan, an economizer, a throttling element and an evaporator, an air heat exchanger, an air chamber, an air valve and a water treatment system, wherein the surface of the economizer in the refrigeration cycle system is coated with an adsorbing material and integrated with an electric heating device, the economizer, the air heat exchanger and the evaporator are respectively arranged in the air chamber, a horizontal channel and a vertical channel are arranged in the air heat exchanger, an air inlet channel and an air outlet channel are arranged in the air chamber, an air supply fan is arranged in the air inlet channel, the air inlet side of the air inlet channel is communicated with the external environment, the air outlet side of the air inlet channel is only communicated with the air inlet side of the horizontal channel of the air heat exchanger, the air outlet side of the horizontal channel of the air heat exchanger is only communicated with the air outlet side of the evaporator, and the air inlet side of the vertical channel, the air outlet side of the vertical channel of the air heat exchanger is only communicated with the air inlet side of the economizer, the air outlet side of the economizer is only communicated with the air inlet side of the air outlet channel in the air chamber, the air outlet side of the air outlet channel in the air chamber is only communicated with the air inlet side of the air valve, and the air outlet side of the air valve can be switched to connect the air inlet channel in the ventilation chamber and the external environment, so that an air circulation system is formed;
in the air circulation system, air in an air inlet duct is firstly sent to a horizontal channel of an air heat exchanger through an air supply fan, then sequentially passes through an evaporator and an inner area of an air chamber and then enters a vertical channel of the air heat exchanger, and then passes through an economizer and then enters an air inlet side of an air valve through an air outlet duct;
meanwhile, in the refrigeration cycle system, a refrigerant in the compressor sequentially passes through the condenser, the economizer, the throttling element and the evaporator and then returns to the compressor, the adsorption material coated on the economizer absorbs moisture in the air, and the electric heating device integrated with the economizer provides energy required by desorption for the adsorption material;
the water treatment system comprises a water receiving disc which is arranged in the air chamber and simultaneously receives water condensed on the surfaces of the evaporator and the air heat exchanger.
The wide-temperature-zone air water making device is characterized in that: in the refrigeration cycle system, a refrigerant outlet of the compressor is sequentially communicated with the condenser, the economizer, the throttling element, the evaporator and a refrigerant return port of the compressor through pipelines, so that a refrigerant circulation loop is formed.
The wide-temperature-zone air water making device is characterized in that: in the economizer, an adsorption material is coated on a heat exchange fin of the economizer, an electric heating device is embedded in the economizer, and the heating quantity of the electric heating device is regulated in a stepless manner by combining external PID (proportion integration differentiation) with silicon control.
The wide-temperature-zone air water making device is characterized in that: the air valve is realized by a controllable three-way valve, the inlet of the three-way valve is used as the air inlet side and is always communicated with the air outlet side of the air outlet channel in the air chamber, one outlet of the three-way valve is communicated with the inside of the air inlet channel in the air chamber, the other outlet of the three-way valve is communicated with the external environment, and the inlet is switched and communicated with the two outlets by controlling the valve core inside the three-way valve.
The wide-temperature-zone air water making device is characterized in that: the water treatment system further comprises an external water tank, a water purification unit, a water pump and a water collecting tank, wherein the water collecting tray is communicated with the inside of the water collecting tank through a pipeline, a water inlet of the water pump is communicated with the inside of the water collecting tank through a pipeline, a water outlet of the water pump is communicated with a water inlet of the water purification unit through a pipeline, and a water outlet of the water purification unit is communicated with the external water tank through a pipeline.
The wide-temperature-zone air water making device is characterized in that: the water collecting tank is provided with a water level detection device, the volume of the water collecting tank is designed according to requirements, and when the water level reaches a set value, the water pump is started to pump the water collected in the water collecting tank to the water purifying unit through the water pump for water quality treatment and then store the water in the external water tank.
The wide-temperature-zone air water making device is characterized in that: an air filtering unit is also arranged in the air inlet duct of the air chamber.
In the invention, the economizer is a heat exchanger integrated with an adsorption material and an electric heating device. The adsorption material with high-efficiency water absorption capacity is coated on the economizer heat exchange fins, and the economizer carries out secondary recovery of cold energy on cold air at the air outlet side of the vertical channel of the air heat exchanger; the adsorbing material absorbs the water left in the air after the water preparation treatment of the evaporator for the second time. The electric heating device is embedded in the economizer, and heating capacity is adjusted in a stepless mode through PID combined with the controlled silicon, so that optimal heat is provided for defrosting on the surface of the evaporator under the low-temperature working condition and analysis of the adsorption material. The economizer may be used with finned heat exchangers, but equivalent substitution of the economizer with finless coil tubes is not excluded.
In the invention, the air heat exchanger is a two-channel structure which is vertical to each other and is a cold energy recovery device in the system. The air inlet side of a horizontal channel of the air heat exchanger is connected with the air outlet side of an air inlet channel, the air outlet side of the horizontal channel is connected with the air inlet side of the evaporator, and air to be treated is pre-cooled and sent to the evaporator; the air inlet side of the vertical air channel of the air heat exchanger and the air outlet side of the evaporator are communicated to the same area in the air chamber, the air outlet side of the vertical air channel of the air heat exchanger is communicated with the air inlet side of the economizer, the air inlet side and the air outlet side exchange heat in the air heat exchanger to realize the recovery of the cooling capacity of the system, and the horizontal channel can flow into the water pan when condensed water exists in the horizontal channel.
When the air-conditioning system works in a fresh air mode, the air outlet side of the air valve is communicated to the external environment, refrigerant in the refrigeration cycle system enters the evaporator through the compressor, the condenser, the economizer and the throttling element, and returns to the compressor after cooling of input fresh air is completed. The water treatment system collects water condensed by the evaporator and the air heat exchanger through the water receiving disc and then is connected into the water collecting tank, and the water is sent to the water purifying unit through the water pump to be treated and output to the external water tank for storage when needed. Air circulation system inhales ambient air through air supply fan, impurity in the filtration air of filtration unit sends into air heat exchanger's horizontal channel, low temperature air gets into air heat exchanger's perpendicular passageway behind evaporimeter refrigeration condensation system water, carry out the heat exchange with the ambient temperature's in the horizontal channel air, get into the economic ware after accomplishing the once recovery of cold volume, in the economic ware, remaining moisture in the air is further absorbed by adsorbing material, carry out the heat exchange with the intraductal high temperature refrigerant of economic ware simultaneously, provide the super-cooled rate for the intraductal refrigerant, accomplish the secondary of system cold volume and retrieve, air escape to external environment afterwards.
When the air conditioner works in an internal circulation mode, the air outlet side of the air valve is communicated to the air inlet duct of the air chamber, the refrigeration circulation system and the water treatment system work, the electric heating device is started to provide energy required by desorption for the adsorbing material, moisture in the adsorbing material is desorbed into internal circulation air, formed high-temperature high-humidity air is sent to the evaporator through the air supply fan and the horizontal channel of the air heat exchanger, low-temperature air enters the vertical channel of the air heat exchanger after being refrigerated and condensed by the evaporator to produce water, performs heat exchange with air at the ambient temperature in the horizontal channel, returns to the economizer after primary recovery of cold energy is completed, and circulates until the moisture in the adsorbing material is completely desorbed.
According to the invention, the air valve can be adjusted to switch between a fresh air mode and an internal circulation mode based on different environmental working conditions through the air valve; the invention can adopt a variable frequency compressor, a stepless speed regulation fan, an opening-adjustable throttling element and a stepless regulation electric heating device, and can realize the accurate control of the device and the optimal matching of system parameters under the working condition of wide ring temperature; the invention adopts a modular design, can realize a plurality of functions such as air water production, air dehumidification, air temperature regulation and the like according to requirements, and realizes multiple functions.
The invention has the beneficial effects that:
1. the water production system adopts a refrigeration condensation principle and an adsorption and desorption principle, and has two working modes, namely a fresh air mode and an internal circulation mode, wherein the internal circulation mode can be used for compensating the water production amount in the fresh air mode, and the water production rate and the air utilization rate are effectively improved. Meanwhile, the defrosting device can be used for melting a frost layer on the surface of the evaporator under the working condition of lower environmental temperature, does not damage the temperature field on the surface of the evaporator, and recovers water lost during defrosting. The device can also be used for solving the problem of low water yield under the working condition of high-temperature and low-humidity environment, and greatly reduces the power consumption of the system. The applicable temperature range of the device can be expanded to 5-46 ℃, and the relative humidity range can be applicable to 10-100%;
2. the invention adopts double cold recovery of air heat exchanger pre-cooling and economizer super-cooling, so that the power of the air water making device is greatly reduced, and the energy-saving effect is obvious;
3. the invention adopts a multifunctional modular design, and each module can be independently separated and independently operated, and can be popularized to the fields of dehumidification, air conditioning and the like.
4. The system of the invention is highly integrated, and the device can be lightened and miniaturized.
5. The invention adopts the variable frequency compressor, the stepless speed change fan, the opening-adjustable throttling element and the stepless electric heating device, can realize the accurate control of the device and the optimal matching of system parameters, and effectively improves the system efficiency.
6. The invention has mature technology and is easy to realize.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention operating in a fresh air mode.
FIG. 2 is a schematic diagram of the system of the present invention operating in an inner loop mode.
Reference numbers in the figures: 1-a compressor, 2-a condenser, 3-an economizer, 4-an adsorption material, 5-an electric heating device, 6-a throttling element, 7-a water receiving tray, 8-an evaporator, 9-an air heat exchanger, 10-an air supply fan, 11-an air filtering unit, 12-an air valve, 13-a condensing fan, 14-an external water tank, 15-a water purifying unit, 16-a water pump and 17-a water collecting tank.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
As shown in fig. 1 and 2, in fig. 1 and 2
Indicating the direction of the refrigerant flow,
which is indicative of the direction of the air flow,
indicating the water flow direction. The invention relates to a wide-temperature-zone air water making device, which comprises a refrigeration cycle system, an air heat exchanger 9, an air chamber, an air valve 12 and a water treatment system, wherein the refrigeration cycle system consists of a compressor 1, a condenser 2 provided with a condensing fan 13, an economizer 3, a throttling element 6 and an evaporator 8.
In the refrigeration cycle system, a refrigerant outlet of a compressor 1 is communicated with an inlet end of a condenser 2 through a pipeline, an outlet end of the condenser 2 is communicated with an inlet end of an economizer 3 through a pipeline, an outlet end of the economizer 3 is communicated with an inlet end of a throttling element 6 through a pipeline, an outlet end of the throttling element 6 is communicated with an inlet end of an evaporator 8 through a pipeline, and an outlet end of the evaporator 8 is communicated with a refrigerant return port of the compressor 1 through a pipeline, so that a refrigerant circulation loop is formed.
In the economizer 3, the adsorbing material 4 is coated on the heat exchange fins of the economizer 3, the electric heating device 5 is embedded in the economizer 3, and the heating quantity of the electric heating device 5 is regulated in a stepless mode by combining external PID (proportion integration differentiation) with silicon control.
The economizer 3, the air heat exchanger 9 and the evaporator 8 are respectively arranged inside a wind chamber, a horizontal channel and a vertical channel are arranged inside the air heat exchanger 9, an air inlet channel and an air outlet channel are arranged in the wind chamber, an air filtering unit 11 and an air supply fan 10 are sequentially arranged inside the air inlet channel along the air inlet direction, the air inlet side of the air inlet channel is communicated with the external environment, the air outlet side of the air inlet channel is communicated with the air inlet side of the horizontal channel of the air heat exchanger 9 only, the air outlet side of the horizontal channel of the air heat exchanger 9 is communicated with the air inlet side of the evaporator 8 only, the air outlet side of the evaporator 8 and the air inlet side of the vertical channel of the air heat exchanger 9 are respectively communicated with the same area inside the wind chamber, the air outlet side of the vertical channel of the air heat exchanger 9 is communicated with the air inlet side of the economizer 3 only, the air outlet side of the economizer 3 is communicated with the air inlet channel side of the air, the air outlet side of the air valve 12 can be switched to connect an air inlet duct in the ventilation chamber and the external environment, thereby forming an air circulation system.
The air valve 12 is realized by a controllable three-way valve, the inlet of the three-way valve is used as the air inlet side and is always communicated with the air outlet side of the air outlet channel in the air chamber, one outlet of the three-way valve is communicated with the inside of the air inlet channel in the air chamber, the other outlet of the three-way valve is communicated with the external environment, and the inlet is switched and communicated with the two outlets by controlling the valve core inside the three-way valve.
In the air circulation system, air in an air inlet duct is firstly sent to a horizontal channel of an air heat exchanger 9 through an air supply fan 10, then sequentially passes through an evaporator 8 and an inner area of an air chamber and then enters a vertical channel of the air heat exchanger 9, and then passes through an economizer 3 and enters an air inlet side of an air outlet duct of an air valve 12, when an air outlet side of the air valve 12 is communicated to the external environment, the air outlet side of the air valve 12 is communicated to an air inlet duct, the air outlet side of the air valve 12 is operated in a fresh air mode, and when the air outlet side of the air valve.
Meanwhile, in the refrigeration cycle system, the refrigerant in the compressor 1 returns to the compressor 1 after sequentially passing through the condenser 2, the economizer 3, the throttling element 6 and the evaporator 8, the adsorption material 4 coated on the economizer 3 absorbs moisture in the air, and the electric heating device 5 integrated with the economizer 3 provides energy required by desorption for the adsorption material 4.
The water treatment system comprises a water receiving tray 7, an external water tank 14, a water purification unit 15, a water pump 16 and a water collecting tank 17, wherein the water receiving tray 7 is arranged in the air chamber and simultaneously receives water condensed on the surfaces of the evaporator 8 and the air heat exchanger 9. The water receiving tray 7 is communicated with the inside of the water collecting tank 17 through a pipeline, a water inlet of the water pump 16 is communicated with the inside of the water collecting tank 17 through a pipeline, a water outlet of the water pump 16 is communicated with a water inlet of the water purifying unit 15 through a pipeline, and a water outlet of the water purifying unit 15 is communicated with the external water tank 14 through a pipeline. The water collecting tank 17 is provided with a water level detecting device, the volume of the water collecting tank is designed according to the requirement, when the water level reaches a set value, the water pump 16 is started, the water collected in the water collecting tank 17 is sent to the water purifying unit 15 through the water pump 16 for water quality treatment, and then the water is stored in the external water tank 14.
The invention has two functional modes of a fresh air mode and an internal circulation mode.
As shown in fig. 1, which is a schematic diagram of a fresh air mode, an air valve 12 is opened, refrigerant of a refrigeration cycle system forms high-temperature high-pressure refrigerant steam through a compressor 1, partial heat is released through a condenser 2, latent heat is further released in an economizer 3 to form low-temperature high-pressure liquid refrigerant with a certain supercooling degree, the low-temperature high-pressure liquid refrigerant is throttled and decompressed into low-temperature low-pressure liquid refrigerant through a throttling element 6, the low-temperature low-pressure liquid refrigerant is sent into an evaporator 8 to cool air outside a pipe, and the refrigerant inside the pipe absorbs heat and evaporates to. Air circulation system inhales ambient air through air supply fan 10, send into air heat exchanger 9 horizontal channel after the impurity in the air of filtration unit 11 filtration air, low temperature air gets into air heat exchanger 9 vertical channel after 8 refrigeration condensation system water through the evaporimeter, carry out the heat exchange with the ambient temperature's in the horizontal channel air, get into economizer 3 after accomplishing the first recovery of cold volume, in economizer 3, remaining moisture in the air is further absorbed by adsorption material 4, carry out the heat exchange with the intraductal high temperature refrigerant of economizer 3 simultaneously, provide the required cold volume of super-cooled rate and condensation for the intraductal refrigerant, accomplish the secondary of system's cold volume and retrieve, air escape afterwards. The water treatment system collects water condensed by the evaporator 8 and the air heat exchanger 9 through the water collecting tray 7 and then connects the collected water to the water collecting tank 17, and sends the water to the water purifying unit 15 through the water pump 16 to be treated and output to the external water tank 14 to be stored when needed.
As shown in fig. 2, in the internal circulation mode, the air valve 12 is closed, the refrigeration cycle system and the water treatment system work, the electric heating device 5 is started to provide energy required for desorption for the adsorbing material 4, moisture in the adsorbing material 4 is desorbed into the internal circulation air, the formed high-temperature high-humidity air is sent to the evaporator 8 through the air supply fan 10 and the horizontal channel of the air heat exchanger 9, the low-temperature air enters the vertical channel of the air heat exchanger 9 after being refrigerated and condensed to produce water through the evaporator 8, performs heat exchange with the air at the ambient temperature in the horizontal channel, returns to the economizer 3 after primary recovery of cold energy is completed, and circulates until the moisture in the adsorbing material 4 is completely desorbed. The internal circulation mode can be used for compensating the fresh air mode water production amount, and the water production rate and the air utilization rate are effectively improved. Under the low-temperature working condition, the internal circulation mode can be used for melting the frost layer on the surface of the evaporator 8, the temperature field on the surface of the evaporator 8 is not damaged, and the water lost in the defrosting process is recovered. The device can also be used for solving the problem of low water yield under the working condition of high-temperature and low-humidity environment, and greatly reduces the power consumption of the system.
The above-described embodiments are only preferred embodiments of the present invention, but the present invention is not limited to the above-described embodiments, and any obvious modifications thereof without departing from the principle of the present invention will be apparent to those skilled in the art within the spirit of the present invention and the scope of the appended claims.
Claims (7)
1. A wide temperature zone air water making device is characterized in that: the air conditioner comprises a refrigeration cycle system consisting of a compressor, a condenser provided with a condensing fan, an economizer, a throttling element and an evaporator, an air heat exchanger, an air chamber, an air valve and a water treatment system, wherein the surface of the economizer in the refrigeration cycle system is coated with an adsorbing material and integrated with an electric heating device, the economizer, the air heat exchanger and the evaporator are respectively arranged in the air chamber, a horizontal channel and a vertical channel are arranged in the air heat exchanger, an air inlet channel and an air outlet channel are arranged in the air chamber, an air supply fan is arranged in the air inlet channel, the air inlet side of the air inlet channel is communicated with the external environment, the air outlet side of the air inlet channel is only communicated with the air inlet side of the horizontal channel of the air heat exchanger, the air outlet side of the horizontal channel of the air heat exchanger is only communicated with the air outlet side of the evaporator, and the air inlet side of the vertical channel, the air outlet side of the vertical channel of the air heat exchanger is only communicated with the air inlet side of the economizer, the air outlet side of the economizer is only communicated with the air inlet side of the air outlet channel in the air chamber, the air outlet side of the air outlet channel in the air chamber is only communicated with the air inlet side of the air valve, and the air outlet side of the air valve can be switched to connect the air inlet channel in the ventilation chamber and the external environment, so that an air circulation system is formed;
in the air circulation system, air in an air inlet duct is firstly sent to a horizontal channel of an air heat exchanger through an air supply fan, then sequentially passes through an evaporator and an inner area of an air chamber and then enters a vertical channel of the air heat exchanger, and then passes through an economizer and then enters an air inlet side of an air valve through an air outlet duct;
meanwhile, in the refrigeration cycle system, a refrigerant in the compressor sequentially passes through the condenser, the economizer, the throttling element and the evaporator and then returns to the compressor, the adsorption material coated on the economizer absorbs moisture in the air, and the electric heating device integrated with the economizer provides energy required by desorption for the adsorption material;
the water treatment system comprises a water receiving disc which is arranged in the air chamber and simultaneously receives water condensed on the surfaces of the evaporator and the air heat exchanger.
2. The wide temperature zone air water making device according to claim 1, wherein: in the refrigeration cycle system, a refrigerant outlet of the compressor is sequentially communicated with the condenser, the economizer, the throttling element, the evaporator and a refrigerant return port of the compressor through pipelines, so that a refrigerant circulation loop is formed.
3. The wide temperature zone air water making device according to claim 1, wherein: in the economizer, an adsorption material is coated on a heat exchange fin of the economizer, an electric heating device is embedded in the economizer, and the heating quantity of the electric heating device is regulated in a stepless manner by combining external PID (proportion integration differentiation) with silicon control.
4. The wide temperature zone air water making device according to claim 1, wherein: the air valve is realized by a controllable three-way valve, the inlet of the three-way valve is used as the air inlet side and is always communicated with the air outlet side of the air outlet channel in the air chamber, one outlet of the three-way valve is communicated with the inside of the air inlet channel in the air chamber, the other outlet of the three-way valve is communicated with the external environment, and the inlet is switched and communicated with the two outlets by controlling the valve core inside the three-way valve.
5. The wide temperature zone air water making device according to claim 1, wherein: the water treatment system further comprises an external water tank, a water purification unit, a water pump and a water collecting tank, wherein the water collecting tray is communicated with the inside of the water collecting tank through a pipeline, a water inlet of the water pump is communicated with the inside of the water collecting tank through a pipeline, a water outlet of the water pump is communicated with a water inlet of the water purification unit through a pipeline, and a water outlet of the water purification unit is communicated with the external water tank through a pipeline.
6. The wide temperature zone air water making device according to claim 5, wherein: the water collecting tank is provided with a water level detection device, the volume of the water collecting tank is designed according to requirements, and when the water level reaches a set value, the water pump is started to pump the water collected in the water collecting tank to the water purifying unit through the water pump for water quality treatment and then store the water in the external water tank.
7. The wide temperature zone air water making device according to claim 1, wherein: an air filtering unit is also arranged in the air inlet duct of the air chamber.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010178999.4A CN111336601A (en) | 2020-03-15 | 2020-03-15 | Wide-temperature-zone air water making device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010178999.4A CN111336601A (en) | 2020-03-15 | 2020-03-15 | Wide-temperature-zone air water making device |
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| CN111336601A true CN111336601A (en) | 2020-06-26 |
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| CN202010178999.4A Pending CN111336601A (en) | 2020-03-15 | 2020-03-15 | Wide-temperature-zone air water making device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325421A (en) * | 2020-11-19 | 2021-02-05 | 刘强 | Fresh air system capable of automatically switching internal and external circulation modes and use method thereof |
| CN113719923A (en) * | 2021-09-15 | 2021-11-30 | 伊岛电器(宁波)有限公司 | Dehumidifier with fan for defrosting |
| CN115848090A (en) * | 2022-11-28 | 2023-03-28 | 暨南大学 | Air conditioning and air water taking combined device |
-
2020
- 2020-03-15 CN CN202010178999.4A patent/CN111336601A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325421A (en) * | 2020-11-19 | 2021-02-05 | 刘强 | Fresh air system capable of automatically switching internal and external circulation modes and use method thereof |
| CN112325421B (en) * | 2020-11-19 | 2021-10-19 | 安徽卫家健康科技有限公司 | Fresh air system capable of automatically switching internal and external circulation modes and use method thereof |
| CN113719923A (en) * | 2021-09-15 | 2021-11-30 | 伊岛电器(宁波)有限公司 | Dehumidifier with fan for defrosting |
| CN115848090A (en) * | 2022-11-28 | 2023-03-28 | 暨南大学 | Air conditioning and air water taking combined device |
| CN115848090B (en) * | 2022-11-28 | 2023-09-08 | 暨南大学 | Air conditioning and air water taking combined device |
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