CN101344295A - Energy-saving cold and heat recovery air conditioner - Google Patents

Energy-saving cold and heat recovery air conditioner Download PDF

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Publication number
CN101344295A
CN101344295A CNA200710128360XA CN200710128360A CN101344295A CN 101344295 A CN101344295 A CN 101344295A CN A200710128360X A CNA200710128360X A CN A200710128360XA CN 200710128360 A CN200710128360 A CN 200710128360A CN 101344295 A CN101344295 A CN 101344295A
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CN
China
Prior art keywords
air
cold
energy
air conditioner
heat recovery
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Pending
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CNA200710128360XA
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Chinese (zh)
Inventor
林文锋
林青霏
林雍耿
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SHUNLI AIR-CONDITIONING ENGINEERING Co Ltd
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SHUNLI AIR-CONDITIONING ENGINEERING Co Ltd
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Priority to CNA200710128360XA priority Critical patent/CN101344295A/en
Publication of CN101344295A publication Critical patent/CN101344295A/en
Pending legal-status Critical Current

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Abstract

The invention relates to an energy-saving cold and heat recovery air conditioner which can be used for indoor constant temperature or fixed temperature regulation and control, the energy-saving cold and heat recovery air conditioner is provided with a machine body and comprises an air inlet, an air outlet and an air flow path which is connected with the air inlet and the air outlet; a cold and heat recovery wheel group which is arranged in the machine body between the air inlet and the air outlet and provided with a rotary shaft, a wheel body and a transmission unit, wherein, the wheel body is provided with a plurality of ventilation pores and pore walls, the transmission unit drive the wheel body; an air cooling dehumidification coil which is arranged in the air flow path at the back end of the cold and heat recovery wheel group at the back end of the air inlet; and an air supply vehicle which is arranged in the air flow path between the back end of the air cooling dehumidification coil and the cold and heat recovery wheel group at the air outlet end; the specific structure can reduce the energy cost of the air conditioner and simplify the components.

Description

Energy-saving cold and heat recovery air conditioner
Technical field
The present invention relates to a kind of energy-conservation cold and hot retracting device, be suitable for especially being applied in and require temperature controlled place.
Background technology
TaiWan, China is the place of fabric of island-in-sea type weather, and major part is many wet weather throughout the year, and various industries are to ask the lifting of reaching product quality or develop high-tech technology, recognize the importance of air-conditioning temperature control gradually.
Along with the progress in epoch, various industries are to ask the lifting of reaching product quality or develop high-tech technology, and its working environment all needs to ask the state of constant temperature and humidity.And the mode of general constant-temperature constant-humidity air-conditioner device processes air, be that room air is passed through Cooling and Dehumidifying Coil, make air do two kinds of processing of cooling and dehumidifying simultaneously, after reaching the dew-point temperature that is lower than the Temperature and Relative Humidity of Indoor Air requirement, air-supply reduces Temperature and Relative Humidity of Indoor Air to indoor simultaneously again.But in operation process, the indoor air temperature humidity ratio reaches set point easily earlier.For holding temperature is constant, and Cooling and Dehumidifying Coil can continue dehumidifying, therefore after air passes through Cooling and Dehumidifying Coil, heater is set adds hot-air, it is constant that indoor air temperature is kept, and after indoor air humidity reached set point, just control reduced the energy of Cooling and Dehumidifying Coil.
As Fig. 7 and Fig. 8, be the air line chart of general air conditioner flow chart and aerial temperature and humidity line; Wherein the handling process through prior art is constant to reach keeping of temperature and humidity, promptly be that air is with air-supply car 12a air blast (tool inlet temperature T1), behind the screen pack 11a earlier through Cooling and Dehumidifying Coil 10a (temperature T 3 after the tool cooling) step of heater via 20a again, first step (cooling step CC1) and second step (heating steps RH again) shown in the step of Fig. 8 makes that the handling process of air is that intake air temperature T 1 heat content at this moment is H1 because its technology has two steps, cooling earlier along intake air absolute humidity X1 horizontal line reduce the temperature to left reach dew-point temperature after, the beginning condensation of water in air air to open, this moment this intake air temperature T 1 continue cooling simultaneously this intake air absolute humidity X1 also continue to fall wet, reach cooling back temperature T 3 at last, outlet air absolute humidity X3, heat content is H3.Be that the cooled heat content difference of intake air is Δ H1.This cooling back temperature T 3 is heated to a temperature after heating T4 (X among Fig. 8 is an air absolute humidity) more then, air can heat again after aqueous vapor wherein condensed in a Cooling and Dehumidifying Coil 10a earlier, therefore wherein heater 20a and the Cooling and Dehumidifying Coil 10a loss that needs energy as shown in Figure 7, need certain electric energy, machinery and hot-fluid energy, but especially install also energy consumption space and need maintenance man-hours, therefore the space of improvement is arranged.Can be as above-mentioned a kind of device:
1, double plate tube side formula is established in the dehumidifying coil pipe of Cooling and Dehumidifying Coil inlet and outlet, double plate Guan Youyi water pump is pumped the interior solution of coil pipe the outlet air cold energy is delivered to inlet cooling intake air, again the intake air thermal energy is delivered to outlet simultaneously and is heated the effect that outlet air can obtain cold and hot recovery.Its thermal energy is an indirect transfer, and promptly the intake air thermal energy transfer is worked as medium by solution and delivered to another coil pipe again to solution, solution heat energy is passed to outlet air again, and therefore cold and hot organic efficiency difference is mostly below 50%, and water pump is power consumption again, control the height of leaving air temp, can adopt velocity fluctuation pump.
2, can be orthogonal fixed plate recuperation of heat mode again, heat recovery efficiency is fixed, and control the height of leaving air temp, must adopt the bypass air quantity to control, so volume is comparatively huge, and the control inaccuracy, thermal energy transfer is the conduction of backup plate sheet heat, and most economical cold and hot organic efficiency is about 60%.
3, also can be heat pipe recuperation of heat mode, but heat recovery efficiency fix, control the height of leaving air temp, must adopt the bypass air quantity to control, therefore volume is comparatively huge, and the control inaccuracy, the cost height, the heat pipe length limited can not be oversize, is fit to little air quantity recuperation of heat.
In view of this, the energy-conservation cold and hot retracting device that inventor's plan provides a kind of structure to simplify, can reduce cost, and then reach energy savings and keep the good equipment of temperature control.
Summary of the invention
Main purpose of the present invention is to overcome the deficiencies in the prior art and defective, the cold and hot energy-saving cold and heat retracting device of accumulating the cold and hot recovery wheels of material of a kind of tool is proposed, utilize cold and hot recovery wheels precooling return air air to get the precooling effect, behind this air precooling, cool off the air of this precooling more again with Cooling and Dehumidifying Coil, the air-out air of air outlet is heated again with cold and hot recovery wheels in the back, and the energy-saving cold and heat that make simple element, significantly reduces energy cost is accumulated the cold and hot retracting device of formula.
A further object of the present invention is, proposes a single airflow configurations and does the recovery action at the available cold and hot energy of air blow and return, so simple element of the present invention.
Another purpose of the present invention is, proposes tool control ability structure, makes temperature control accurately with Frequency Converter Control.
Further purpose of the present invention is, proposes the gas check of a practicality, calculates with design value, makes design can meet practicality by force.
For reaching above-mentioned purpose, the invention provides a kind of energy-saving cold and heat recovery air conditioner, it comprises: a body, tool one air intake, an air outlet slit, air flow circuit, this air flow circuit connect this air intake and this air outlet slit; One cold and hot recovery wheels are installed in the body between this air intake and the air outlet slit, this cold and hot recovery wheels tool gyroaxis, wheel body, gear unit, and this wheel body has a plurality of vent aperture and pore wall, and this gear unit drives this wheel body; One air Cooling and Dehumidifying Coil is installed in the rear end air flow circuit of these cold and hot recovery wheels of air intake rear end; And an air-supply car, be installed in the air flow circuit between the cold and hot recovery wheels of the rear end of this air Cooling and Dehumidifying Coil and this air outlet slit end.
Other characteristics of the present invention and specific embodiment can further be understood in the detailed description of following conjunction with figs..
Description of drawings
Fig. 1 is the stereo appearance figure of first embodiment of the invention;
Fig. 2 A is the plane that is provided with of first embodiment of the invention;
Fig. 2 B be assembly air seal of the present invention schematic diagram;
Fig. 3 is the air line chart of the air of first embodiment of the invention;
Fig. 4 is the air line chart of the present invention and existing case;
Fig. 5 A first embodiment of the invention front plan view is set;
Fig. 5 B first embodiment of the invention side plan view is set;
Fig. 6 A is the front plan view that is provided with of second embodiment of the invention;
Fig. 6 B is the side plan view that is provided with of second embodiment of the invention;
Fig. 7 is the schematic flow sheet of existing humidity temperature aircondition;
Fig. 8 is the air line chart of existing humidity temperature aircondition.
Symbol description among the figure
9 bodies
10 air Cooling and Dehumidifying Coils, 11 filter screens
12 air-supply cars, 14 air intakes
Other device pipeline of 142 inlets
22 cold and hot recovery wheels 221 vent aperture
223 pore walls, 24 air outlet slits
25 motors are in conjunction with a deceleration device 26 frequency converters
28 temperature sensors, 29 temperature controllers
30 air flow circuits, 35 air seals
41 imports of air conditioner of 40 PACs
42 air conditioner outlets
10a Cooling and Dehumidifying Coil 11a filter screen
12a air-supply car 20a heater
Temperature after the T1 inlet temperature T2 precooling
T3 cooling back temperature T 4 temperature after heating
H1, H2, H3, H4 heat content Kcal/kg
Heat content after the H1 inlet heat content H2 precooling
The pre-cooled step of the cold and hot recycling round of RSX-is a cooling-symbol
The hot again step of the cold and hot recycling round of RSX+ is an intensification+symbol
CC1 prior art coil pipe cooling step CC2 coil pipe cooling step of the present invention
H3 cooling back heat content
RH is the indoor sensible heat ratio of heating steps RSHF again
X absolute humidity g/kg X1 intake air absolute humidity
X3 outlet air absolute humidity
Δ H1 prior art cooling coil enthalpy difference Δ H2 cooling coil enthalpy difference of the present invention
The specific embodiment
Please join Fig. 1 to Fig. 5 B, the first embodiment of the present invention (structure of Fig. 1,2A, 2B, 5A, 5B) wherein, energy-saving cold and heat recovery air conditioner of the present invention, include a body 9, tool one air intake 14 with return air, an air outlet slit 24 with give vent to anger, air flow circuit 30, this air flow circuit 30 connects this air intake 14 and this air outlet slit 24, and wherein this air intake 14 and this air outlet slit 24 can be positioned at two zones (please refer to Fig. 1 and Fig. 5 A, 5B) of body 9 one sides; One cold and hot recovery wheels 22, be installed in the body 9 between this air intake 14 and the air outlet slit 24, these cold and hot recovery wheels 22 tool gyroaxises, wheel body, gear unit, control device, these cold and hot recovery wheels 22 are connected in this body 9 for the rotatory structure, this wheel body has a plurality of vent aperture 221 and pore wall 223, these cold and hot recovery wheels 22 can be the structure of the rings of material of tool Cellular board around this gyroaxis, the material of this Cellular board can be made by cold and hot salvage material, and the cold and hot salvage material that these cold and hot recovery wheels 22 can be the tool metal constitutes, and this vent aperture 221 is with these pore wall 223 intervals (can be cold and hot salvage material); The present invention further can have an air seal 35 (Fig. 2 B), be installed in the both sides of these cold and hot recovery wheels 22, laterally cover this gyroaxis, and should be sealed to two districts by cold and hot recovery wheels 22, be that wheel body is divided into lower half circle two zones (connecting an air intake 14 and an air outlet slit 24 to pass through air flow circuit 30 respectively), thus, so that return air is separated with giving vent to anger, each air-flow is not contacted, airtight to keep (shown in the arrow of Fig. 2 B), this air seal 35 can be attrition resistant materials and constitutes, this air seal 35 is generally the two ㄇ font baffle plate configurations of tool and (rectangle) airtight enclosing structure (microscler cover frame of two single face openings, the airtight width that tool is certain), be positioned at the wheel body both sides of these cold and hot recovery wheels 22; One air Cooling and Dehumidifying Coil 10 (tool cooler and dehumidification function), be installed in the rear end air flow circuit 30 of the rear end (air flow into a back segment distance) of air intake 14 and these cold and hot recovery wheels 22, the air Cooling and Dehumidifying Coil of this Cooling and Dehumidifying Coil 10 can be with the cold pipe of refrigerant the air that air intake 14 enters is cooled off, the refrigerant material of the cold pipe of this refrigerant can be cold water, bittern, refrigerant (can be the heat absorption type that evaporation is expanded) one of them; And this gear unit can be motor in conjunction with a deceleration device 25, this motor in conjunction with the control device of a deceleration device 25 by a temperature sensor 28 design temperature controllers 29, the output signal control that reaches with this temperature controller 29 makes this wheel body revolution to drive frequency converter 26, (back rotation reaches air outlet slit place 24 and controls with the mechanism of cold and hot recovery wheels 22 heating air-out as for sentence cold and hot recovery wheels 22 pre-cooled return air with air intake 14); Body 9 planted agent's tools one air-supply car 12 (blower fan) is installed in the air flow circuit 30 between the cold and hot recovery wheels 22 of the rear end air flow circuit 30 of this air Cooling and Dehumidifying Coil 10 and this air outlet slit 24 ends; (please refer to Fig. 5 B) the present invention also can have other device pipeline 142 of an inlet, another embodiment of the present invention (second embodiment of Fig. 6 A, 6B) can be to be located at this air Cooling and Dehumidifying Coil 10 and pressure fan 12 in the PAC 40, the air conditioner outlet 42 that this import of air conditioner 41 of PAC tool and air conditioner outlet 42, the air flow circuit 30 that this air intake 14 connects are connected to the import of air conditioner 41 of this PAC 40 and this PAC 40 will be handled afterwards, and air is connected to the air flow circuit 30 that this air outlet slit 24 connects.
Air flow circuit 30 in invention is under the state of single air-flow, before air outlet slit 14 (air outlet) after air is by Cooling and Dehumidifying Coil 10 and room air inlet 24 (air return air inlets) are got back to coil pipe, one group of cold and hot recovery wheels 22 (sensible heat of cold and hot temperature is accumulated recovery) are set, heat again as air-out, and the pre-cooled cold and hot energy of temperature (sensible heat) of return air reclaims action.As Fig. 2 A and these cold and hot recovery wheels 22 of 2B (is the wheel body structure of tool Cellular board, also can be described as the honeycomb wheel) be separated into two zones with 180 air seals 35 of spending two ㄇ font dividing plates, the air seal 35 of two ㄇ font dividing plates is according to the linear velocity of cold and hot recovery wheels 22 circumference and the time of passing through the wheel body thickness according to surface wind speed, calculate the distance of the come in and go out gas and (that is indoor return air and the air-conditioning air-out) skew of giving vent to anger, and the width that the air seal 35 of the two ㄇ font dividing plates of decision covers, the mutual mixing (as the arrow line style demonstration air flow of Fig. 2 B) of air-out and return air skew in the time of so can avoiding cold and hot recovery wheels 22 revolutions; Cold and hot recovery wheels 22 are connected reductor 25 by frequency converter 26 and drive revolution through transmission device (can be belt pulley) with motor, rotating speed is by temperature controller 28 sensing indoor air temperatures, rotating speed is zero when room temperature is high, this moment, cold and hot organic efficiency was zero, was equivalent to the operation mode of general air conditioner; When room temperature reduced gradually, the rotating speed ratio increased, and was maximum speed when room temperature arrives set point, and this moment, cold and hot organic efficiency was a peak, utilized cold and hot recovery wheels 22 velocity of rotation speeds exactly, controlled the height of leaving air temp.When return air is sucked by air intake 14, through filter screen 11 with contained larger particles, the dust interception down, carry out its operating principle, behind the dehumidifying coil pipe of air, be cooled to the air-out of low temperature by Cooling and Dehumidifying Coil 10, the original cold energy that directly will waste with the heater heating is used to the upper semi-circle part of the cold and hot recovery wheels 22 of blast-cold, this semicircle is turned back to lower half circle with the pre-cooled reduction temperature of return air, and advanced upper semi-circle heating air-out by cold and hot recovery wheels 22 commentaries on classics that return air blows heat in lower half circle, revolution is practicable cold and hot recovery so continuously, reaches cooling of saving return air and the air-out two energy of planting of heat again.The stacked wheel body that forms these cold and hot recovery wheels 22 of lamellar body made of Cellular board wherein, this lamellar body is provided with the jog of geometry, this jog is made as wavy, jog set on the lamellar body staggers mutually, form the space and unlikely closely superimposed, so can make the cold and hot salvage material of cold and hot recovery wheels 22 bring into play heat absorption capacity.As Fig. 2 A and shown in Figure 3, return air (tool inlet temperature T1) is introduced into cold and hot recovery wheels 22 lower half circle (RSX-be the pre-cooled step of cold and hot recycling round for-symbol) and is chilled to temperature T 2 after the precooling in advance, again by Cooling and Dehumidifying Coil 10 back cooling and dehumidifyings to cooling back temperature T 3, the upper semi-circle that is blown into cold and hot recovery wheels 22 via air-supply car 12 (RSX+ be the hot again step of cold and hot recycling round for+symbol) heat more partly again.If this is again during shortage of heat in the winter time, need add auxiliary heater with temperature T 4 air-out of air heat to needs, this air-out delivers to that the change along with indoor sensible heat ratio (RSHF) changes when indoor, and temperature after heating is T4 (equaling leaving air temp), to reach the Temperature and Relative Humidity of Indoor Air set point.General as shown in Figure 4 air conditioner is by inlet temperature T1 temperature T 3 after (prior art) of Cooling and Dehumidifying Coil 10 direct one-part form cooling step CC1 is cooled to cooling, enthalpy difference is the enthalpy difference Δ H1 of inlet heat content H1 to the prior art of cooling back heat content H3, the present invention by precooling after temperature T 2 through (of the present invention) two-period form cooling step CC2 of Cooling and Dehumidifying Coil 10 be cooled to the cooling after temperature T 3, enthalpy difference is the enthalpy difference Δ H2 of the present invention that heat content H2 extremely cools off back heat content H3 after the precooling, so enthalpy difference Δ H1＞enthalpy difference Δ H2 of the present invention of prior art, show that significantly the present invention saves the cooling energy than general air conditioner, cooling back temperature T 3 to temperature after heating T4 is heating again, the present invention does not need heating energy source, and general air conditioner just need be provided with firing equipment.Making of the present invention for example Fig. 6 A, 6B cooperates figure (for second embodiment of the invention) with PAC 40.
Advantage of the present invention is as described below:
1, at the energy-conservation cold and hot retracting device of the cold and hot recovery wheels that the cold and hot salvage material of a kind of tool is provided, utilize cold and hot recovery wheels precooling return air air to get the precooling effect, after this air cooling, cool off the air of this precooling more again with Cooling and Dehumidifying Coil, afterwards heat the air-out air of air outlet again, significantly reduce the energy-conservation cold and hot retracting device of energy cost with cold and hot recovery wheels.
2, the present invention is single air-flow and does recovery at the available cold and hot energy of air blow and return and move, general wheeled full heat of outer cyclostrophic or sensible heat exchanger are under the state of two air-flows, be that one is outer entraining air stream, another strand is the air-conditioning exhaust airstream, be to do to reclaim action at the available cold and hot energy of air-conditioning exhaust, so the progressive of tool of the present invention original creation.
3, another advantage of the present invention is for using motor deceleration device and the enough control from view of profit changing capabilities of frequency conversion utensil, and the heat recovery efficiency of general orthogonal fixed plate heat regenerator or heat pipe heat regenerator is fixed, control the height of leaving air temp, must adopt the air quantity of bypass to control, therefore volume is comparatively huge, and the control inaccuracy, so the present invention cooperates temperature controller tool control motor deceleration device to change cold and hot recycling round speed of gyration and control leaving air temp ability just with frequency converter.
4, further advantage of the present invention is practical gas check, it calculates with design value, according to the linear velocity of cold and hot recovery wheels circumference and the time of passing through the wheel body thickness according to surface wind speed, calculate and width that the air seal of the two ㄇ font dividing plates of decision covers, design can meet practicality by force.
The above only is preferred embodiment of the present invention, but when can not be in order to limit the scope of the present invention embodiment, the equalization of doing according to the scope of claims of the present invention changes and modifies such as, all should be considered as not departing from flesh and blood of the present invention.

Claims (12)

1. an energy-saving cold and heat recovery air conditioner is characterized in that, comprises:
One body, tool one air intake, an air outlet slit, air flow circuit, this air flow circuit connect this air intake and this air outlet slit;
One cold and hot recovery wheels are installed in the body between this air intake and the air outlet slit, this cold and hot recovery wheels tool gyroaxis, wheel body, gear unit, and this wheel body has a plurality of vent aperture and pore wall, and this gear unit drives this wheel body;
One air Cooling and Dehumidifying Coil is installed in the rear end air flow circuit of these cold and hot recovery wheels of air intake rear end; And
One air-supply car is installed in the air flow circuit between the cold and hot recovery wheels of the rear end of this air Cooling and Dehumidifying Coil and this air outlet slit end.
2. energy-saving cold and heat recovery air conditioner as claimed in claim 1, wherein, these cold and hot recovery wheels further have an air seal, are installed in this wheel body both sides, and laterally cover this gyroaxis.
3. energy-saving cold and heat recovery air conditioner as claimed in claim 2, wherein, this air seal is constituted by attrition resistant materials.
4. energy-saving cold and heat recovery air conditioner as claimed in claim 3, wherein, this air seal is two ㄇ font baffle plate configurations of tool and airtight enclosing structure.
5. energy-saving cold and heat recovery air conditioner as claimed in claim 2, wherein, this air seal is divided into lower half circle two zones with this wheel body.
6. energy-saving cold and heat recovery air conditioner as claimed in claim 1, wherein, these cold and hot recovery wheels are that the rotatory structure is connected in this body, and gear unit is that motor is in conjunction with a deceleration device.
7. energy-saving cold and heat recovery air conditioner as claimed in claim 6, wherein, this motor is in conjunction with further tool one control device of a deceleration device, this control device is by tool temperature sensor, temperature controller, frequency converter, and this wheel body that drives with this frequency converter of output signal interlock of this temperature sensor design temperature controller makes it carry out gyration.
8. energy-saving cold and heat recovery air conditioner as claimed in claim 1, wherein, this wheel body is the structure of tool Cellular board around this gyroaxis.
9. energy-saving cold and heat recovery air conditioner as claimed in claim 1, wherein, the cold pipe of this air Cooling and Dehumidifying Coil tool one refrigerant, the refrigerant material of the cold pipe of this refrigerant be cold water, bittern, refrigerant one of them.
10. energy-saving cold and heat recovery air conditioner as claimed in claim 1, wherein, these cold and hot recovery wheels are constituted by the absorbent material of tool metal.
11. energy-saving cold and heat recovery air conditioner as claimed in claim 1, wherein, this air intake and this air outlet slit are positioned at two zones of body one side.
12. energy-saving cold and heat recovery air conditioner as claimed in claim 1, wherein, this air Cooling and Dehumidifying Coil and pressure fan are located in the PAC, this import of air conditioner of PAC tool and air conditioner outlet, and this import of air conditioner and air conditioner outlet connect this air flow circuit.
CNA200710128360XA 2007-07-10 2007-07-10 Energy-saving cold and heat recovery air conditioner Pending CN101344295A (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CNA200710128360XA CN101344295A (en) 2007-07-10 2007-07-10 Energy-saving cold and heat recovery air conditioner

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102788401A (en) * 2012-07-26 2012-11-21 林文浩 Energy conservation method for constant temperature and humidity system
WO2018209951A1 (en) * 2017-05-15 2018-11-22 周瑞 Dehumidifier
CN109529518A (en) * 2019-01-08 2019-03-29 广东绿润环境管理有限公司 A kind of waste incineration slag air filter
CN109595729A (en) * 2019-01-14 2019-04-09 深圳创新设计研究院有限公司 A kind of new blower of novel wall-type
CN111483486A (en) * 2020-04-30 2020-08-04 中车青岛四方车辆研究所有限公司 Air conditioner for railway vehicle and dehumidification method thereof
CN116147059A (en) * 2022-12-30 2023-05-23 广州智业节能科技有限公司 Air conditioner control self-adaptive system

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102788401A (en) * 2012-07-26 2012-11-21 林文浩 Energy conservation method for constant temperature and humidity system
CN102788401B (en) * 2012-07-26 2014-07-23 林文浩 Energy conservation method for constant temperature and humidity system
WO2018209951A1 (en) * 2017-05-15 2018-11-22 周瑞 Dehumidifier
CN109529518A (en) * 2019-01-08 2019-03-29 广东绿润环境管理有限公司 A kind of waste incineration slag air filter
CN109595729A (en) * 2019-01-14 2019-04-09 深圳创新设计研究院有限公司 A kind of new blower of novel wall-type
CN109595729B (en) * 2019-01-14 2020-10-09 深圳创新设计研究院有限公司 Novel wall type fresh air machine
CN111483486A (en) * 2020-04-30 2020-08-04 中车青岛四方车辆研究所有限公司 Air conditioner for railway vehicle and dehumidification method thereof
CN116147059A (en) * 2022-12-30 2023-05-23 广州智业节能科技有限公司 Air conditioner control self-adaptive system
CN116147059B (en) * 2022-12-30 2023-11-14 广州智业节能科技有限公司 Air conditioner control self-adaptive system

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Open date: 20090114