CN202403360U - Gas type rotating wheel and evaporative cooling and mechanical refrigerating combined air conditioner - Google Patents

Gas type rotating wheel and evaporative cooling and mechanical refrigerating combined air conditioner Download PDF

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Publication number
CN202403360U
CN202403360U CN2012200008067U CN201220000806U CN202403360U CN 202403360 U CN202403360 U CN 202403360U CN 2012200008067 U CN2012200008067 U CN 2012200008067U CN 201220000806 U CN201220000806 U CN 201220000806U CN 202403360 U CN202403360 U CN 202403360U
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China
Prior art keywords
air
new wind
cooler
air conditioner
runner
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Expired - Fee Related
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CN2012200008067U
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Chinese (zh)
Inventor
黄翔
罗绒
吴生
汪超
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Xian Polytechnic University
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Xian Polytechnic University
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Priority to CN2012200008067U priority Critical patent/CN202403360U/en
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Abstract

The utility model discloses a gas type rotating wheel and evaporative cooling and mechanical refrigerating combined air conditioner. The air conditioner comprises a fresh air passage and an air return passage which are vertically arranged in parallel in a unit; a fresh air port, a primary filter a, a rotating wheel type heat exchanger fresh air side, a dew point type indirect evaporative cooler, a direct evaporative cooler a, a water baffle a, a refrigerant direct expansion type air cooler, a natural gas re-heater, a blower and an air supply port are sequentially arranged in the fresh air passage; and an air return port b, a primary filter b, a compressor, a direct evaporative cooler b, a water baffle b, a rotating wheel type heat exchanger air return side, a condenser, an exhauster and an exhaust port are sequentially arranged in the air return passage. The air conditioner has three functions of heat recovery, evaporative cooling and cooling moisture removal; and by adopting pre-cooling treatment of two stages of indirect evaporative cooling and using a primary air return system, the load of fresh air is reduced, so that the efficiency of the unit is improved, the energy consumption is reduced, and the power consumption is greatly reduced.

Description

Gas type runner and evaporative cooling, the compound air conditioner of mechanical refrigeration
Technical field
The utility model belongs to the air conditioner refrigerating technical field, is specifically related to gas type runner and evaporative cooling, the compound air conditioner of mechanical refrigeration.
Background technology
Air-conditioning system is as one of main energy consumption of building, and its energy saving and economy more and more receive associated mechanisms and personage's attention.Be discharged into the thermal pollution that had both caused the city in the atmosphere to the heat of air-conditioned room, wasted heat energy again in vain.If come the new wind of preliminary treatment with the surplus cold waste heat in the air draft, just can reduce and handle the required energy of new wind, reduce unit load.
On the other hand, indoor air quality (IAQ) is also more and more paid attention to.Use the air draft heat reclamation device, utilize the cold and hot amount in the air draft to come new wind is carried out preliminary treatment, can in energy-conservation, increase indoor new wind, improve indoor air quality.
Can fully effectively utilize natural gas resource in addition, it concentrated in the air-conditioning unit heat, significantly reduce power consumption to the user.
The cold and hot amount of utilizing the air draft heat reclamation device to reclaim in the air draft is a kind of effectively energy-conservation mode.Evaporative cooling also is a kind of environment-friendly high-efficiency and the economic type of cooling: it has lower cooling device cost, can reduce the requirement to electric energy of power consumption and peak times of power consumption significantly, can reduce the discharge capacity of greenhouse gases and CFC.Therefore, evaporation cooling technique can be widely used in the comfortableness cooling in residential architecture and the public building, and can in industrial buildings such as Traditional industrial field such as textile mills, flour mill, foundry, power plant, improve workman's comfortableness.Evaporative cooling can reduce dry-bulb temperature, provides one than comfortable environment to the occupant.
Make full use of natural gas resource, and expansion heat reclamation device and these two kinds of The Application of Technology fields of evaporative cooling, the occupation of land space of reducing equipment; Improve operation stability of equipment and reliability, evaporation cooling technique and heat recovery technology, mechanical refrigeration technology are organically combined, assembled the advantage of several kinds of technology; Than traditional refrigeration air-conditioner unit tangible power savings advantages is arranged; Effectively shorten refrigeration unit running time, reduce operation and maintenance cost, thereby reduce system energy consumption.
Summary of the invention
The purpose of the utility model provides gas type runner and evaporative cooling, the compound air conditioner of mechanical refrigeration, and evaporation cooling technique and heat recovery technology, mechanical refrigeration technology are organically combined, and tangible power savings advantages is arranged, and has reduced system energy consumption.
The technical scheme that the utility model adopted is; Gas type runner and evaporative cooling, the compound air conditioner of mechanical refrigeration; Comprise the new wind passage and the return air channel that laterally arrange up and down in the unit; Thermal wheel is vertical to be arranged between new wind passage and the return air channel, in the new wind passage, be disposed with fresh wind port, roughing efficiency air filter a, the new wind side of thermal wheel, dew point formula indirect evaporation cooler, direct evaporative cooler a, water fender a, cold-producing medium direct expansion formula aerial cooler, natural gas reheater, pressure fan and air outlet by new wind approach axis; In the return air channel, be disposed with return air inlet b, roughing efficiency air filter b, compressor, direct evaporative cooler b, water fender b, thermal wheel return side, condenser, exhaust blower and exhaust outlet by the return air approach axis, cold-producing medium direct expansion formula aerial cooler, compressor and condenser connect and compose the closed-loop path successively.
The characteristics of the utility model also are,
The rear of the new wind side of thermal wheel is provided with by-passing valve.
Housing wall between dew point formula indirect evaporation cooler and the direct evaporative cooler a, between new wind passage and return air channel is provided with the return air inlet a that connects two passages.
Compressor is provided with four-way change-over valve, is provided with choke valve between cold-producing medium direct expansion formula aerial cooler and the condenser.
The structure of thermal wheel: comprise the runner that is arranged in the casing; The middle part of runner is provided with demarcation strip; Demarcation strip is divided into new wind side of thermal wheel and thermal wheel return side with runner; Runner is provided with sealing strip, is provided with driving belt around runner, and driving belt is connected with the transmission device that is fixed in cabinet wall.
The air conditioner of the utility model organically combines heat reclamation device, evaporation-cooled device with the mechanical refrigeration device, makes a covering device have recuperation of heat, evaporative cooling and three kinds of functions of cooling dehumidification; Adopted the precooling treatment of two-stage indirect evaporation cooling, added the primary retirn air system, and then reduced new wind load; The efficient of unit is greatly enhanced; Energy consumption reduces, and makes full use of the natural gas reheater and heat in the winter time, makes the power consumption of unit greatly reduce.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model air conditioner;
Fig. 2 is the structural representation of thermal wheel in the utility model air conditioner.
Among the figure, 1 fresh wind port, 2 roughing efficiency air filter a, 3 thermal wheels, 4 by-passing valves, 5 dew point formula indirect evaporation coolers; 6 return air inlet a, 7 direct evaporative cooler a, 8 water fender a, 9 cold-producing medium direct expansion formula aerial coolers, 10 natural gas reheaters, 11 pressure fans; 12 air outlets, 13 return air inlet b, 14 roughing efficiency air filter b, 15 four-way change-over valves, 16 compressors, 17 direct evaporative cooler b; 18 overfire air fans, 19 water fender b, 20 condensers, 21 exhaust blowers, 22 exhaust outlets, the new wind side of 23 thermal wheels; 24 sealing strips, 25 transmission devices, 26 driving belts, 27 demarcation strips, 28 thermal wheel return side, 29 casings.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is elaborated.
As shown in Figure 1, gas type runner of the utility model and evaporative cooling, the compound air conditioner of mechanical refrigeration adopt heat reclamation device, evaporation-cooled device and the compound structure of mechanical refrigeration device, the realization air etc. clammy but, cooling dehumidification.
Comprise the new wind passage and the return air channel that laterally arrange up and down in the unit, thermal wheel 3 vertical being arranged between new wind passage and the return air channel.In the new wind passage, by new wind approach axis set gradually the new wind side of fresh wind port 1, roughing efficiency air filter a2, thermal wheel 23, the new wind side of thermal wheel 23 rears are provided with by-passing valve 4, dew point formula indirect evaporation cooler 5, direct evaporative cooler a7, water fender a8, cold-producing medium direct expansion formula aerial cooler 9, natural gas reheater 10, pressure fan 11 and air outlet 12; In the return air channel, set gradually return air inlet b13, roughing efficiency air filter b14, compressor 16, direct evaporative cooler b17, water fender b19, thermal wheel return side 28, condenser 20, exhaust blower 21 and exhaust outlet 22, on the housing wall between dew point formula indirect evaporation cooler 5 and the direct evaporative cooler a7, between new wind passage and return air channel the return air inlet a6 that connects two passages is set by the return air approach axis.Cold-producing medium direct expansion formula aerial cooler 9, compressor 16 and condenser 20 connect and compose the closed-loop path successively.Four-way change-over valve 15 is set on the compressor 16, between cold-producing medium direct expansion formula aerial cooler 9 and the condenser 20 choke valve is set.
The new wind side 23 of thermal wheel is formed cooling device with the pressure fan 11 that the new wind side of roughing efficiency air filter a2, thermal wheel 23 rears that its place ahead is provided with are provided with; Roughing efficiency air filter b14, four-way change-over valve 15, compressor 16, direct evaporative cooler b17, water fender b19 that thermal wheel return side 28 the place aheads are provided with, and condenser 20, exhaust blower 21 that thermal wheel return side 28 rears are provided with are formed heat reclamation device; Cold-producing medium direct expansion formula aerial cooler 9 is the mechanical refrigeration device.
Runner is a kind of heat exchanger with high heat recovery efficiency; It realizes the heat transmission through the continuous rotation of inner circular filler; Has very big specific area; Big, the good integrity of heat exchange efficiency air quantity scope high, that handle, flexible arrangement, heat transfer good stability, controlled organic efficiency, air draft and the new wind of heating replace reverse flow and cross runner, have the characteristics such as effect of self-cleaning.Fig. 2 has provided thermal wheel 3 and has adopted vertical structures arranged sketch map; Comprise the runner that is arranged in the casing 29; The middle part of runner is provided with demarcation strip 27, and demarcation strip 27 is divided into new wind side 23 of thermal wheel and thermal wheel return side 28 with runner, and sealing strip 24 is set on the runner; Be provided with driving belt 26 around runner, driving belt 26 is connected with the transmission device 25 that is fixed in casing 29 inwalls.Vertical layout, rationally distributed, structure are compact more.Thermal wheel need not centralized arrangement, and more conventional heat exchanger is more convenient, simple, operation continuously for a long time, and thermal wheel flexible arrangement.The indoor exhaust wind of temperature low (height) is during through the air draft side; Core receives cooling (heating) (waiting wet cooling), and extremely down in a flash, just contacts with air draft; The core that is cooled after (heating) just forwards the Xin Feng district to, contacts with the fresh air that gets into.So the fresh air of high temperature (low temperature) just is able to cooling (heating), is promptly carrying out carrying out pre-cooled (heating) earlier before other hot wet process, thereby satisfying cold recovery in summer, the requirement of recuperation of heat in winter.The utility model adopts thermal wheel to replace existing plate-fin heat exchanger, has the heat recovery efficiency height, and flow resistance is little, the Remarkable Energy Saving characteristics.
The utility model air conditioner adopts thermal wheel, can the energy of indoor return air be made full use of; And add direct evaporative cooler after the thermal wheel return side 28, return air is lowered the temperature, thereby strengthen the new wind of thermal wheel and the return air temperature difference, and then increase the heat exchange effect of thermal wheel.
Be provided with dew point formula indirect evaporation cooler 5, return air inlet a6, direct evaporative cooler a7, cold-producing medium direct expansion formula aerial cooler 9 and natural gas reheater 10 in the passage between new wind side 23 of thermal wheel and the pressure fan 12.Utilize the new wind of two-stage indirect evaporation cooler precooling, utilize the indoor return air of part to mix to greatly reduce new wind load with new wind; Use cold-producing medium direct expansion formula aerial cooler 9 to play the effect of cooling dehumidification in summer; Use direct evaporative cooler to play the effect of humidification in the winter time, use natural gas reheater 10 to play the heating effect, have higher comprehensive energy utilization ratio.
Installed by-passing valve 4 additional after the new wind side 23 of thermal wheel, can utilize outdoor new wind as far as possible, can effectively improve the quality of room air at transition season.
Adopt water fender b19 to control the problem of the water yield after adopting water fender a8, direct evaporative cooler b17 behind the direct evaporative cooler a7, prevent that water droplet from transferring to the new wind side of runner through getting into the return side runner, thereby increase the water capacity of new wind.
The operation principle of the utility model air conditioner:
The course of work that summer, outdoor new wind was handled: after outdoor new wind filters dust through roughing efficiency air filter a2; Through the new wind side 23 of thermal wheel; Carry out wet cooling processing such as the first order, pass through dew point formula indirect evaporation cooler 5 again, carry out wet cooling processing such as the second level; Mix with the indoor return air of part then and carry out cooling dehumidification through cold-producing medium direct expansion formula aerial cooler 9 and handle, after the air of pressure fan 11 after will handling sent into indoor.
The course of work that the outdoor new wind of transition season is handled: after outdoor new wind filters dust through roughing efficiency air filter a2; Through the new wind side 23 of thermal wheel; Carry out wet cooling processing such as the first order, pass through dew point formula indirect evaporation cooler 5 again, carry out wet cooling processing such as the second level; Cooling adds wet process through direct evaporative cooler a7 then, and the air after will being handled by pressure fan 11 is at last sent into indoor;
The course of work of the indoor return air air-treatment of summer and transition season: return air reduces the temperature of return air through roughing efficiency air filter b14, when direct evaporative cooler b17 filters dust; After the exchange of thermal wheel return side caloic, the air that finally will absorb heat by exhaust blower 21 drains into outdoor.
The course of work that winter, outdoor new wind was handled: after outdoor new wind filters dust through roughing efficiency air filter a2; Through the new wind side 23 of thermal wheel; Wet hyperthermic treatment such as carry out, mix with indoor return air the back, passes through direct evaporative cooler a7 and lower the temperature and add wet process; Carry out heat treated to the ventilation state point through natural gas reheater 10 again, the air after will being handled by pressure fan 11 is at last sent into indoor;
The course of work of indoor return air air-treatment in winter: return air is through roughing efficiency air filter b14, and again through after the exchange of thermal wheel return side 28 caloics, the air that finally will absorb heat by exhaust blower 21 drains into outdoor.

Claims (5)

1. gas type runner and evaporative cooling, the compound air conditioner of mechanical refrigeration; It is characterized in that; Comprise the new wind passage and the return air channel that laterally arrange up and down in the unit; Thermal wheel (3) is vertical to be arranged between new wind passage and the return air channel, in the said new wind passage, be disposed with fresh wind port (1), roughing efficiency air filter a (2), the new wind side of thermal wheel (23), dew point formula indirect evaporation cooler (5), direct evaporative cooler a (7), water fender a (8), cold-producing medium direct expansion formula aerial cooler (9), natural gas reheater (10), pressure fan (11) and air outlet (12) by new wind approach axis; In the said return air channel, be disposed with return air inlet b (13), roughing efficiency air filter b (14), compressor (16), direct evaporative cooler b (17), water fender b (19), thermal wheel return side (28), condenser (20), exhaust blower (21) and exhaust outlet (22) by the return air approach axis, described cold-producing medium direct expansion formula aerial cooler (9), compressor (16) and condenser (20) connect and compose the closed-loop path successively.
2. according to the described air conditioner of claim 1, it is characterized in that the rear of the new wind side of said thermal wheel (23) is provided with by-passing valve (4).
3. according to the described air conditioner of claim 1, it is characterized in that the housing wall between said dew point formula indirect evaporation cooler (5) and the direct evaporative cooler a (7), between new wind passage and return air channel is provided with the return air inlet a (6) that connects two passages.
4. according to the described air conditioner of claim 1, it is characterized in that said compressor (16) is provided with four-way change-over valve (15), be provided with choke valve between described cold-producing medium direct expansion formula aerial cooler (9) and the condenser (20).
5. according to the described air conditioner of claim 1; It is characterized in that; The structure of said thermal wheel (3): comprise the runner that is arranged in the casing (29); The middle part of said runner is provided with demarcation strip (27), and demarcation strip (27) is divided into new wind side of thermal wheel (23) and thermal wheel return side (28) with runner, and runner is provided with sealing strip (24); Be provided with driving belt (26) around runner, driving belt (26) is connected with the transmission device (25) that is fixed in casing (29) inwall.
CN2012200008067U 2012-01-04 2012-01-04 Gas type rotating wheel and evaporative cooling and mechanical refrigerating combined air conditioner Expired - Fee Related CN202403360U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200008067U CN202403360U (en) 2012-01-04 2012-01-04 Gas type rotating wheel and evaporative cooling and mechanical refrigerating combined air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200008067U CN202403360U (en) 2012-01-04 2012-01-04 Gas type rotating wheel and evaporative cooling and mechanical refrigerating combined air conditioner

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102563785A (en) * 2012-01-04 2012-07-11 西安工程大学 Air conditioning unit combining gas turning wheel-dew point type evaporative cooling and mechanical refrigeration
CN105003986A (en) * 2015-08-04 2015-10-28 吕智 Solar energy and desiccant wheel combined type indirect evaporative cooling heat recovery fresh air processor
CN105115069A (en) * 2015-08-06 2015-12-02 吕智 Dehumidification turning wheel and heat pump coupling type indirect evaporative cooling heat recovery fresh air conditioner
CN106568141A (en) * 2016-10-26 2017-04-19 海英荷普曼船舶设备(常熟)有限公司 Partial return air and total heat recovery rotary wheel combined air conditioner processing device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102563785A (en) * 2012-01-04 2012-07-11 西安工程大学 Air conditioning unit combining gas turning wheel-dew point type evaporative cooling and mechanical refrigeration
CN105003986A (en) * 2015-08-04 2015-10-28 吕智 Solar energy and desiccant wheel combined type indirect evaporative cooling heat recovery fresh air processor
CN105003986B (en) * 2015-08-04 2019-01-25 吕智 Solar energy and desiccant wheel combined type indirect evaporating-cooling heat recovery fresh air processor
CN105115069A (en) * 2015-08-06 2015-12-02 吕智 Dehumidification turning wheel and heat pump coupling type indirect evaporative cooling heat recovery fresh air conditioner
CN105115069B (en) * 2015-08-06 2018-11-13 吕智 Desiccant wheel and pump coupled heat formula indirect evaporating-cooling heat recovery fresh air air-conditioning
CN106568141A (en) * 2016-10-26 2017-04-19 海英荷普曼船舶设备(常熟)有限公司 Partial return air and total heat recovery rotary wheel combined air conditioner processing device

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120829

Termination date: 20130104

CF01 Termination of patent right due to non-payment of annual fee