CN114777227A - Multi-mode regenerative heating energy-saving rotary dehumidifier - Google Patents
Multi-mode regenerative heating energy-saving rotary dehumidifier Download PDFInfo
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- CN114777227A CN114777227A CN202210534356.8A CN202210534356A CN114777227A CN 114777227 A CN114777227 A CN 114777227A CN 202210534356 A CN202210534356 A CN 202210534356A CN 114777227 A CN114777227 A CN 114777227A
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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
- F24F3/1423—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 with a moving bed of solid desiccants, e.g. a rotary wheel supporting solid desiccants
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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
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
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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
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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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
- F24F2003/1458—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 using regenerators
- F24F2003/1464—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 using regenerators using rotating regenerators
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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
- F24F2203/00—Devices or apparatus used for air treatment
- F24F2203/10—Rotary wheel
- F24F2203/1032—Desiccant wheel
Abstract
The invention relates to the technical field of air treatment equipment, in particular to a multi-mode regenerative heating energy-saving rotary dehumidifier, wherein a first filter, a first surface cooler, a rotary dehumidification area and an air supply fan form a dehumidification air supply channel; the first filter, the first surface cooler and the runner cooling area form a first regenerated air inlet channel; the second filter and the regenerative heat exchanger form a second regenerative wind inlet channel; and the regeneration inlet air of the second regeneration air inlet channel exchanges heat with the regeneration outlet air in the regeneration heat exchanger. The invention has the beneficial effects that: according to the invention, after the first fresh air passes through the energy-saving heat exchange of the regeneration cooling zone, the adsorption performance of the dehumidification rotating wheel is improved, and the temperature of the first fresh air is raised to 50-60 ℃ by the rotating wheel cooling zone to form first regenerated air inlet air. The second fresh air passes through the regenerative heat exchanger (the heat energy is transferred from the high-temperature regenerative air outlet to the regenerative air inlet, so that the regenerative energy consumption of the regenerative heater is reduced) to form second regenerative air inlet with the temperature of 45-55 ℃.
Description
Technical Field
The invention relates to the technical field of air treatment equipment, in particular to a multi-mode regenerative heating energy-saving rotary dehumidifier.
Background
In the field of air conditioning, a rotary dehumidifier is a very important branch, and is mainly used in some industrial projects with special air requirements. The main part of the rotary dehumidifier is a rotary wheel, the surface of the rotary wheel is coated with a moisture absorbent, and the surface of the rotary wheel is provided with a honeycomb porous channel.
The rotary wheel dehumidifier can quickly, simply and effectively reduce the air humidity, can utilize low-grade heat energy such as industrial waste heat, solar energy, natural gas and the like as renewable energy, and has no environmental pollution and low energy consumption. The humidity sensor is widely applied to industries with humidity requirements, such as food, medicine, electronics, electrical appliances, chemical engineering and the like.
At present, the following defects exist in a common low-temperature single-wheel dehumidification unit: 1. at most 50% of effective regeneration heat in the regeneration heating energy consumption is used for moisture desorption, and high-temperature and high-humidity regeneration outlet air (about 50 ℃) accounting for 20% of the regeneration energy consumption is directly discharged outdoors; approximately 30% of the regenerative energy is transferred to the process air in the form of runner heat storage, increasing the load on the post-stage surface refrigerant cooler. 2. Because the surface temperature of the regenerated runner is too high, the adsorption capacity of the part of the runner is very low after the part of the runner exits the regeneration zone, and the dehumidification efficiency is general.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the multi-mode regenerative heating energy-saving rotary dehumidifier has the advantages that the moisture absorption performance of the rotary wheel is quickly recovered through low-temperature cold blowing, the rotary wheel dehumidification efficiency is improved, the treatment air supply temperature is reduced, and the regeneration energy consumption is reduced.
In order to solve the technical problems, the invention adopts the technical scheme that: a multi-mode regenerative heating energy-saving rotary dehumidifier comprises a first filter, a first surface cooler, a dehumidification rotary wheel, an air supply fan, a regenerative heater, a regenerative heat exchanger and a regenerative fan; the dehumidification rotating wheel comprises a rotating wheel dehumidification area, a rotating wheel cooling area and a rotating wheel regeneration area;
the first filter, the first surface cooler, the rotary wheel dehumidification area and the air supply fan form a dehumidification air supply channel;
the first filter, the first surface cooler and the runner cooling area form a first regenerated wind inlet channel;
the second filter and the regenerative heat exchanger form a second regenerative air inlet channel;
the air outlets of the first regenerated air inlet channel and the second regenerated air inlet channel are combined into a main regenerated air inlet channel;
the main regenerative air inlet channel, the regenerative heater, the runner regeneration area and the regenerative fan form a regenerative air channel;
the regeneration outlet air of the regeneration air channel is communicated with the regeneration heat exchanger; and the regeneration inlet air of the second regeneration air inlet channel exchanges heat with the regeneration outlet air in the regeneration heat exchanger.
The invention has the beneficial effects that: after the first fresh air passes through the energy-saving heat exchange of the regeneration cooling area, the adsorption performance of the dehumidification rotating wheel is improved, and the temperature of the first fresh air is raised to 50-60 ℃ by the rotating wheel cooling area to form first regenerated air inlet air. The second fresh air passes through the regenerative heat exchanger (the heat energy is transferred from the high-temperature regenerative air outlet to the regenerative air inlet, so that the regenerative energy consumption of the regenerative heater is reduced) to form second regenerative air inlet with the temperature of 45-55 ℃.
In the prior art, the first regeneration air inlet and the second regeneration air inlet are singly utilized, the highest efficiency and the energy conservation can not be achieved, the first regeneration air inlet and the second regeneration air inlet are simultaneously utilized, on one hand, the moisture absorption performance of the runner is quickly recovered through the low-temperature first fresh air cooling regenerative cooling area, the initial temperature of the obtained first regeneration air inlet is improved, and the energy consumption power of regeneration is reduced; on the other hand, the regenerative heat exchanger heats the fresh air by using the waste heat of the regenerated outlet air to obtain second regenerated inlet air, so that the regenerated energy consumption power is further reduced.
Drawings
FIG. 1 is a schematic view of an overall structure of a multi-mode regenerative heating energy-saving rotary dehumidifier according to an embodiment of the present invention;
FIG. 2 is a schematic view of an overall structure of a multi-mode regenerative heating energy-saving rotary dehumidifier according to an embodiment of the present invention;
description of the reference symbols:
1. a first filter; 2. a first surface air cooler;
3. a dehumidifying wheel; 31. a rotating wheel dehumidification area; 32. a wheel cooling zone; 33. a runner regeneration zone;
4. an air supply fan; 5. a regenerative heater; 6. a regenerative heat exchanger;
7. a regenerative fan; 8. a dehumidification air supply channel; 9. a first regenerated wind inlet channel; 10. a second regeneration air inlet channel;
11. a second filter; 12. a compressor; 13. a cooling chamber; 14. a third filter; 15. and a third regeneration air inlet channel.
Detailed Description
In order to explain the technical contents, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The invention provides a multi-mode regenerative heating energy-saving rotary dehumidifier which comprises a first filter, a first surface cooler, a dehumidifying rotary wheel, an air supply fan, a regenerative heater, a regenerative heat exchanger and a regenerative fan, wherein the first surface cooler is connected with the first surface cooler; the dehumidification rotating wheel comprises a rotating wheel dehumidification area, a rotating wheel cooling area and a rotating wheel regeneration area;
the first filter, the first surface cooler, the rotating wheel dehumidification area and the air supply fan form a dehumidification air supply channel;
the first filter, the first surface cooler and the runner cooling area form a first regenerated air inlet channel;
the second filter and the regenerative heat exchanger form a second regenerative air inlet channel;
the air outlets of the first regenerated air inlet channel and the second regenerated air inlet channel are combined into a main regenerated air inlet channel;
the main regenerative air inlet channel, the regenerative heater, the runner regeneration area and the regenerative fan form a regenerative air channel;
the regeneration outlet air of the regeneration air channel is communicated with the regeneration heat exchanger; and the regeneration inlet air of the second regeneration air inlet channel exchanges heat with the regeneration outlet air in the regeneration heat exchanger.
As can be seen from the above description, the beneficial effects of the present invention are: after the first fresh air passes through the energy-saving heat exchange of the regeneration cooling area, the adsorption performance of the dehumidification rotating wheel is improved, and the temperature of the first fresh air is raised to 50-60 ℃ by the rotating wheel cooling area to form first regenerated air inlet air. The second fresh air passes through the regenerative heat exchanger (the heat energy is transferred from the high-temperature regenerative outlet air to the regenerative inlet air, so that the regenerative energy consumption of the regenerative heater is reduced) to form second regenerative inlet air at the temperature of 45-55 degrees.
In the prior art, the first regenerated air inlet air or the second regenerated air inlet air is singly utilized, the highest efficiency and energy saving cannot be achieved, the first regenerated air inlet air and the second regenerated air inlet air are simultaneously utilized, on one hand, the moisture absorption performance of the rotating wheel is quickly recovered through the low-temperature first fresh air cooling and cooling regenerative cooling area, the initial temperature of the obtained first regenerated air inlet air is improved, and the energy consumption power of regeneration is reduced; on the other hand, the regenerative heat exchanger heats the fresh air by using the waste heat of the regenerated outlet air to obtain second regenerated inlet air, so that the regenerated energy consumption power is further reduced.
Further, the first filter adopts a diamond-grain aluminum mesh filter, and the regenerative heat exchanger is a plate heat exchanger.
As is apparent from the above description, the above arrangement provides a simple and efficient filter structure and regenerative heat exchanger structure.
Further, the rotor dehumidification zone, the rotor cooling zone and the rotor regeneration zone respectively occupy a 240-degree sector, a 60-degree sector and a 60-degree sector of the dehumidification rotor in sequence.
As can be known from the above description, the above arrangement divides the desiccant wheel into three reasonable areas for dehumidifying air, cooling the desiccant wheel and dehumidifying the desiccant wheel, thereby improving the dehumidification efficiency of the desiccant wheel.
Furthermore, the dehumidification inlet air channel further comprises a second surface air cooler, and the second surface air cooler is arranged between the rotating wheel dehumidification area and the air supply fan.
From the above description, the first surface air cooler carries out primary condensation dehumidification on the air in the dehumidification air supply channel, and the air passes through the runner dehumidification area of dehumidification runner after primary condensation dehumidification, and the temperature of air improves and the water saturation reduces, so set up the second surface air cooler and carry out secondary condensation dehumidification to the air before being sent out the dehumidification air supply channel, further reduced the moisture content of air.
Further, the device also comprises a compressor, a cooling chamber and a third filter; the compressor is communicated with the first surface cooler, and the heat dissipation end of the compressor is connected with the cooling chamber and exchanges heat with the cooling chamber;
the third filter and the cooling chamber form a third regeneration air inlet channel;
and the air outlet of the third regenerative air inlet channel is communicated with the main regenerative air inlet channel.
As can be seen from the above description, the compressor provides the first surface cooler with the compressed and cooled cooling liquid, the heat obtained by the cooling liquid of the compressor is dissipated in the cooling chamber, the cooling chamber is communicated with the regenerative heater through a pipeline, and the heat dissipated to the cooling chamber by the compressor is blown to the regenerative heater, so that the load of the regenerative heater is reduced;
the cooling chamber draws in fresh air from the external space for cooling the compressor, and the fresh air is purified and dehumidified by the third filter before entering the cooling chamber.
Furthermore, the dehumidification runner axial is equipped with the honeycomb through-hole, be coated with moisture absorption silica gel in the honeycomb through-hole.
According to the above description, the honeycomb through holes increase the contact area between the dehumidification rotating wheel and air, and improve the moisture absorption efficiency of the dehumidification rotating wheel; the hygroscopic silica gel provides a simple and efficient hygroscopic material.
Further, the first surface cooler comprises an outer shell, a cooling liquid pipeline and a U-shaped drain pipe; the cooling liquid pipeline is arranged in the outer shell, a drain hole is formed in the outer shell below the cooling liquid pipeline, the drain hole is communicated with the external space through a U-shaped drain pipe, and the drain pipe is arranged at the lower end of the outer shell.
According to the above description, the condensed and liquefied water is discharged from the outer shell to the external space through the U-shaped drain pipe, the U-shaped bent section of the drain pipe retains liquid water, and the liquid water seals the drain pipe, so that heat exchange between the outer shell and the external space through air is avoided; the drain pipe improves the heat insulating property of the outer shell.
Furthermore, the dehumidifying air supply device also comprises a first humidity sensor and a second humidity sensor which are respectively arranged at an air inlet and an air outlet of the dehumidifying air supply channel.
As can be seen from the above description, the first humidity sensor and the second humidity sensor are respectively used for making the staff know the moisture content of the external environment and the moisture content of the dehumidified air;
in some seasons of some regions, the humidity of the external environment changes greatly, and a worker can make the moisture content of the air sent by the dehumidification air supply channel meet the requirement by means of adjusting the rotating speed of the dehumidification rotating wheel, adjusting the power of the first surface air cooler and the like through data displayed by the first humidity sensor and the second humidity sensor.
Furthermore, a mica heat insulation sheet is arranged on the outer wall of the main renewable air inlet channel.
As can be seen from the above description, the mica heat insulation sheet plays a role in heat preservation of the main inlet channel of the regenerated air, and heat loss is avoided.
The multi-mode regenerative heating energy-saving rotary dehumidifier provided by the invention has the application scenes that: the rotary dehumidifier needs to improve dehumidification efficiency or to reduce energy consumption.
Example one
Referring to fig. 1, a multi-mode regenerative heating energy-saving rotary dehumidifier includes a first filter 1, a first surface cooler 2, a dehumidifying rotary 3, an air supply fan 4, a regenerative heater 5, a regenerative heat exchanger 6, and a regenerative fan 7; the dehumidification rotor 3 comprises a rotor dehumidification zone 31, a rotor cooling zone 32 and a rotor regeneration zone 33;
the first filter 1, the first surface cooler 2, the rotating wheel dehumidification area 31 and the air supply fan 4 form a dehumidification air supply channel 8;
the first filter 1, the first surface cooler 2 and the runner cooling area 32 form a first regenerated wind inlet channel 9;
the second filter 11 and the regenerative heat exchanger 6 form a second regenerative air inlet channel 10;
the air outlets of the first regenerated air inlet channel 9 and the second regenerated air inlet channel 10 are combined into a main regenerated air inlet channel;
the main regenerative air inlet channel, the regenerative heater 5, the runner regeneration zone 33 and the regenerative fan 7 form a regenerative air channel;
the regeneration outlet air of the regeneration air channel is communicated with the regeneration heat exchanger 6; the regeneration inlet air of the second regeneration air inlet channel 10 exchanges heat with the regeneration outlet air in the regeneration heat exchanger 6.
The first filter 1 is a diamond-grain aluminum mesh filter, and the regenerative heat exchanger 6 is a plate heat exchanger.
The wheel dehumidification region 31, the wheel cooling region 32 and the wheel regeneration region 33 occupy a dehumidification wheel 3240 sector, a 60 sector and a 60 sector, respectively, in this order.
The dehumidification air inlet channel further comprises a second surface air cooler, and the second surface air cooler is arranged between the rotating wheel dehumidification area 31 and the air supply fan 4.
3 axial of dehumidification runner is equipped with the honeycomb through-hole, be coated with moisture absorption silica gel in the honeycomb through-hole.
The multi-mode regenerative heating energy-saving rotary dehumidifier further comprises a first humidity sensor and a second humidity sensor, wherein the first humidity sensor and the second humidity sensor are respectively arranged at an air inlet and an air outlet of the dehumidification air supply channel 8.
And mica heat-insulating sheets are arranged on the outer wall of the main regenerative air inlet channel.
The working principle of the multi-mode regenerative heating energy-saving rotary dehumidifier provided by the embodiment is as follows:
the warm and humid air to be processed sequentially flows through the first filter 1, the first surface cooler 2 and the evaporator along the airflow direction in the dehumidification air supply channel 8 to remove most of moisture through dehumidification, and is processed and dehumidified through the rotating wheel dehumidification area 31 to reach the required air outlet moisture content and then is sent into a dehumidification room under the traction of the air supply fan 4.
The regeneration air inlet of the regeneration air channel comprises two air inlets: a first regenerated wind inlet channel 9 and a second regenerated wind inlet channel 10;
the first fresh air firstly passes through the first filter 1, the first surface air cooler 2 and the runner cooling area 32 along the airflow direction to form first regenerated air inlet (the temperature of the fresh air is raised to about 50-60 ℃;
the second fresh air firstly passes through the second filter 11 along the airflow direction, and the high-temperature air heated by the regenerative heat exchanger 6 (exchanging heat with the regenerative outlet air) is the second regenerative air inlet air (the temperature of the fresh air is raised to about 45-55 ℃);
the first regenerated wind inlet air and the second regenerated wind inlet air are mixed in the main regenerated wind inlet air channel and then are discharged after flowing through the regenerative heater 5, the runner regeneration area 33 and the regenerative fan 7.
The honeycomb through holes increase the contact area between the dehumidification rotating wheel 3 and air;
the second surface air cooler carries out the condensation dehumidification process once more on the air passing through the first surface air cooler 2 and the dehumidification rotating wheel 3, and the temperature of the cooling liquid of the second surface air cooler needs to be lower than that of the cooling liquid of the first surface air cooler 2, so that the dew point of the air can be further reduced, and water vapor is separated out.
Example two
Referring to fig. 2, a multi-mode regenerative heating energy-saving rotary dehumidifier includes a first filter 1, a first surface cooler 2, a dehumidifying rotary 3, an air supply fan 4, a regenerative heater 5, a regenerative heat exchanger 6, and a regenerative fan 7; the dehumidifying rotor 3 comprises a rotor dehumidifying zone 31, a rotor cooling zone 32 and a rotor regenerating zone 33;
the first filter 1, the first surface cooler 2, the rotating wheel dehumidification area 31 and the air supply fan 4 form a dehumidification air supply channel 8;
the first filter 1, the first surface cooler 2 and the runner cooling area 32 form a first regenerated wind inlet channel 9;
the second filter 11 and the regenerative heat exchanger 6 form a second regenerative air inlet channel 10;
the air outlets of the first regenerated air inlet channel 9 and the second regenerated air inlet channel 10 are combined into a main regenerated air inlet channel;
the main regenerative air inlet channel, the regenerative heater 5, the runner regeneration area 33 and the regenerative fan 7 form a regenerative air channel;
the regeneration outlet air of the regeneration air channel is communicated with the regeneration heat exchanger 6; the regeneration inlet air of the second regeneration air inlet channel 10 exchanges heat with the regeneration outlet air in the regeneration heat exchanger 6.
The multi-mode regenerative heating energy-saving rotary dehumidifier further comprises a compressor 12, a cooling chamber 13 and a third filter 14; the compressor 12 is communicated with the first surface cooler 2, and the heat dissipation end of the compressor 12 is connected with the cooling chamber 13 and exchanges heat with the cooling chamber 13;
the third filter 14 and the cooling chamber 13 form a third regeneration air inlet channel 15;
and the air outlet of the third regenerative air inlet channel is communicated with the main regenerative air inlet channel.
The first surface cooler 2 comprises an outer shell, a cooling liquid pipeline and a U-shaped drain pipe; the cooling liquid pipeline is arranged in the outer shell, a drain hole is formed in the outer shell below the cooling liquid pipeline, the drain hole is communicated with the external space through a U-shaped drain pipe, and the drain pipe is arranged at the lower end of the outer shell.
The principle of the multi-mode regenerative heating energy-saving rotary dehumidifier provided by the embodiment is as follows:
the warm and humid air to be processed sequentially flows through the first filter 1, the first surface cooler 2 and the evaporator along the airflow direction in the dehumidification air supply channel 8 to remove most of moisture through dehumidification, and is processed and dehumidified through the rotating wheel dehumidification area 31 to reach the required air outlet moisture content and then is sent into a dehumidification room under the traction of the air supply fan 4.
The regenerative air inlet of the regenerative air channel comprises three parts: a first regeneration wind inlet channel 9, a second regeneration wind inlet channel 10 and a third regeneration wind inlet channel 15;
the first fresh air firstly passes through the first filter 1, the first surface air cooler 2 and the runner cooling area 32 along the airflow direction to form first regenerated air inlet (the temperature of the fresh air is raised to about 50-60 ℃;
the second fresh air firstly passes through the second filter 11 along the airflow direction, and the high-temperature air heated by the regenerative heat exchanger 6 (exchanging heat with the regenerative outlet air) is the second regenerative air inlet air (the temperature of the fresh air is raised to about 45-55 ℃);
after entering the cooling chamber 13 from the air inlet end of the cooling chamber 13, the third fresh air is heated by the heat emitted by the compressor 12 to become third regenerated air inlet air;
the first regeneration air inlet air, the second regeneration air inlet air and the third regeneration air inlet air are mixed in the main regeneration air inlet channel and then are discharged after flowing through the regeneration heater 5, the runner regeneration zone 33 and the regeneration fan 7.
The air is dehumidified by the condensation in first surface cooler 2, and the liquid water that forms after the condensation will be followed wash port and drain pipe and discharged to the exterior space of shell body, because the existence U type bend segment of drain pipe, liquid water will be detained in the drain pipe and the drain pipe has been sealed to the water. The water seal of the liquid water prevents the heat exchange between the external environment and the inner space of the outer shell through the air.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent modifications made by the present invention and the contents of the accompanying drawings, which are directly or indirectly applied to the related technical fields, are included in the scope of the present invention.
Claims (9)
1. A multi-mode regenerative heating energy-saving rotary dehumidifier is characterized by comprising a first filter, a first surface cooler, a dehumidifying rotary wheel, an air supply fan, a regenerative heater, a regenerative heat exchanger and a regenerative fan; the dehumidification rotating wheel comprises a rotating wheel dehumidification area, a rotating wheel cooling area and a rotating wheel regeneration area;
the first filter, the first surface cooler, the rotating wheel dehumidification area and the air supply fan form a dehumidification air supply channel;
the first filter, the first surface cooler and the runner cooling area form a first regenerated air inlet channel;
the second filter and the regenerative heat exchanger form a second regenerative wind inlet channel;
the air outlets of the first regenerated air inlet channel and the second regenerated air inlet channel are combined into a main regenerated air inlet channel;
the main regenerative air inlet channel, the regenerative heater, the runner regeneration area and the regenerative fan form a regenerative air channel;
the regeneration air outlet of the regeneration air channel is communicated with the regeneration heat exchanger; and the regeneration inlet air of the second regeneration air inlet channel exchanges heat with the regeneration outlet air in the regeneration heat exchanger.
2. The multi-mode regenerative heating energy-saving rotary dehumidifier according to claim 1, wherein the first filter is a diamond-pattern aluminum mesh filter, and the regenerative heat exchanger is a plate heat exchanger.
3. The multi-mode regenerative heating energy-saving rotary dehumidifier of claim 1 wherein said rotor dehumidification section, rotor cooling section and rotor regeneration section occupy a 240 degree sector, a 60 degree sector and a 60 degree sector of the desiccant rotor, respectively, in sequence.
4. The multi-mode regenerative heating energy-saving rotary dehumidifier of claim 1, wherein the dehumidification air intake channel further comprises a second surface cooler, and the second surface cooler is arranged between the rotary dehumidification region and the air supply fan.
5. The multi-mode regenerative heating energy-saving rotary dehumidifier according to claim 1, further comprising a compressor, a cooling chamber and a third filter; the compressor is communicated with the first surface cooler, and the heat dissipation end of the compressor is connected with the cooling chamber and exchanges heat with the cooling chamber;
the third filter and the cooling chamber form a third regeneration air inlet channel 15; and the air outlet of the third regenerated air inlet channel is communicated with the regenerated air inlet main channel.
6. The multi-mode regenerative heating energy-saving rotary dehumidifier according to claim 1, wherein the dehumidifying rotary wheel is axially provided with honeycomb through holes, and the honeycomb through holes are internally coated with moisture-absorbing silica gel.
7. The multi-mode regenerative heating energy-saving rotary dehumidifier of claim 1, wherein the first surface cooler comprises an outer shell, a cooling liquid pipeline and a U-shaped drain pipe; the cooling liquid pipeline is arranged in the outer shell, a drain hole is formed in the outer shell below the cooling liquid pipeline, the drain hole is communicated with the external space through a U-shaped drain pipe, and the drain pipe is arranged at the lower end of the outer shell.
8. The multi-mode regenerative heating energy-saving rotary dehumidifier according to claim 1, further comprising a first humidity sensor and a second humidity sensor, wherein the first humidity sensor and the second humidity sensor are respectively disposed at an air inlet and an air outlet of the dehumidification air supply channel.
9. The multi-mode regenerative heating energy-saving rotary dehumidifier according to claim 1, wherein mica heat insulation sheets are arranged on the outer wall of the main regenerative wind inlet channel.
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| CN202210534356.8A CN114777227A (en) | 2022-05-17 | 2022-05-17 | Multi-mode regenerative heating energy-saving rotary dehumidifier |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116398950A (en) * | 2023-06-09 | 2023-07-07 | 江苏嘉盛环境设备制造有限公司 | Heating protection connection method for household rotary dehumidifier |
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2022
- 2022-05-17 CN CN202210534356.8A patent/CN114777227A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116398950A (en) * | 2023-06-09 | 2023-07-07 | 江苏嘉盛环境设备制造有限公司 | Heating protection connection method for household rotary dehumidifier |
| CN116398950B (en) * | 2023-06-09 | 2023-08-18 | 江苏嘉盛环境设备制造有限公司 | Heating protection connection method for household rotary dehumidifier |
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