CN206469445U - A kind of big enthalpy difference type condensing units air-conditioner set of all-fresh air - Google Patents
A kind of big enthalpy difference type condensing units air-conditioner set of all-fresh air Download PDFInfo
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- CN206469445U CN206469445U CN201621315760.2U CN201621315760U CN206469445U CN 206469445 U CN206469445 U CN 206469445U CN 201621315760 U CN201621315760 U CN 201621315760U CN 206469445 U CN206469445 U CN 206469445U
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- air
- enthalpy difference
- evaporator
- conditioner set
- fresh air
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
Abstract
The utility model discloses a kind of big enthalpy difference type condensing units air-conditioner set of all-fresh air, including air-treatment section, the air-treatment section includes roughing efficiency air filter, prime evaporator, rear class evaporator, reheater condenser, pressure fan, the medium effeciency filter set gradually along airflow direction；Prime evaporator connects prime refrigeration system, and rear class evaporator is all connected with rear class refrigeration system with reheater condenser.The big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air of the present utility model, realizes big enthalpy difference processing fresh air, it is ensured that the low dew-point temperature requirement of air-out, and the condensation heat of fully recycling refrigeration system freely heats air, saves the energy.First medium effeciency filter carries out double purified to air, and the cleanliness factor of air is guaranteed.The utility model can be applied to the fields such as munitions industry, nuclear power industry, aerospace industry, pharmaceuticals industry, electronics industry and industrial premises to meet the humiture and purity requirements needed for the workshop equipment room environment of special process requirement.
Description
Technical field
The utility model is related to air-conditioner set technical field, specifically a kind of big enthalpy difference type condensing units air-conditioning of all-fresh air
Unit.
Background technology
With the fast development of China's industry, requirement more and more higher of the production process technology to air adjustment, and unit
Service condition is also increasingly harsher, especially some special industries and occasion to the temperature, humidity and cleanliness factor of air will
More and more higher is sought, such as the technique such as munitions industry, nuclear power industry, aerospace industry, pharmaceuticals industry, electronics industry and industrial premises is led
Domain.In places such as workshop, the equipment rooms of the requirement of these special process because heat dissipation capacity is very big, local exhaust amount is also very big,
If distributing pernicious gas and flammable explosive gas in process of production, air-conditioning system must then use all fresh air air-conditioning system.
Meanwhile, the need for these special producing workshops are due to production technology, it is desirable to dew-point temperature (typically smaller than 8 DEG C) ratio after evaporator
It is relatively low, and often also have very high requirement to the cleanliness factor of environment.
The general leaving air temp of common all fresh air air-conditioning system only has 15~20 DEG C, and evaporator processing enthalpy difference is small, it is difficult to protect
Humid control requirement in room is demonstrate,proved, and air purity is also difficult to meet requirement.Therefore, in order to ensure humidity requirement in room
Control, design requirement could be met by only reducing the dew-point temperature after evaporator, increase evaporator disposal ability, relative to common
All-fresh air air-conditioning requirement evaporator handles enthalpy difference than larger, and this requires the air-conditioner set for handling same air quantity to need to consume bigger
Refrigerating capacity, air-conditioner set will consume the energy more much bigger than under standard condition and can be only achieved requirement, on the other hand handle in itself
Room can not be sent directly into 8 ° or so of wind, is at this moment accomplished by heating temperature with mode of heatings such as electrical heating, steam, hot water
To meeting require that room could be sent into, virtually generate cold-hot counteraction, cause the waste of energy.This and national energy-conservation subtract
Row's policy mutually deviates from.In addition, traditional air conditioner with fresh air ventilator group is particularly easy under transition season and cold environmental conditions
Frosting, unit can not continuously be run at all, cause difficulty to system control, so big enthalpy difference unit is more easy to frosting.
Utility model content
Utility model purpose：In order to overcome the deficiencies in the prior art, it is big that the utility model provides a kind of all-fresh air
Enthalpy difference type condensing units air-conditioner set.
Technical scheme：In order to solve the above technical problems, the big enthalpy difference type condensing units of a kind of all-fresh air of the present utility model
Air-conditioner set, including air-treatment section, the air-treatment section include roughing efficiency air filter, the prime set gradually along airflow direction
Evaporator, rear class evaporator, reheater condenser, pressure fan, medium effeciency filter；Prime evaporator connects prime refrigeration system, after
Level evaporator is all connected with rear class refrigeration system with reheater condenser.
Wherein, prime refrigeration system includes the first gas-liquid separator, the first compressor, the first outdoor condensation being sequentially connected
Device, the first liquid reservoir, the first device for drying and filtering, the first magnetic valve, the first heating power expansion valve, the entrance connection the of prime evaporator
The outlet of one heating power expansion valve, the entrance of the first gas-liquid separator of outlet connection of prime evaporator.
Wherein, the output end of the first compressor is also associated with high-pressure manometer, and input is connected with low pressure gauge.
Wherein, the side of the first outdoor condenser is additionally provided with the first axial flow blower.
Wherein, the first compressor is also parallel with first pressure controller.
Wherein, the second gas-liquid separator, the second compressor and the second outdoor that rear class refrigeration system includes being sequentially connected are cold
Condenser, the second liquid reservoir, the second device for drying and filtering, the second magnetic valve, the second heating power expansion valve, the outlet connection of rear class evaporator
The entrance of second gas-liquid separator, the entrance of rear class evaporator connects the outlet of the second heating power expansion valve.
Wherein, the second compressor is also connected with one of interface of a refrigerant ratio triple valve, the refrigerant ratio three
Port valve another two interface connects second Room external condenser and reheater condenser respectively；It is unidirectional that second Room external condenser is connected with first
Valve, reheater condenser is connected with the second check valve, and two branch roads of the first check valve and the second check valve are combined into connects afterwards all the way
Two liquid reservoirs.
Wherein, the output end of the second compressor is also associated with high-pressure manometer, and input is connected with low pressure gauge.
Wherein, the side of second Room external condenser is additionally provided with the second axial flow blower.
Wherein, the second compressor is also parallel with second pressure controller.
Beneficial effect：The big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air of the present utility model, has with following
Beneficial effect：
Realize big enthalpy difference processing fresh air, it is ensured that the low dew-point temperature requirement of air-out, and fully recycle refrigeration system
Condensation heat freely heats air, saves the energy.First medium effeciency filter carries out double purified to air, and the cleanliness factor of air is protected
Card.The utility model can be applied to munitions industry, nuclear power industry, aerospace industry, pharmaceuticals industry, electronics industry and industrial premises etc.
Field is used for meeting the humiture and purity requirements needed for the workshop equipment room environment of special process requirement.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
At the big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air as shown in Figure 1, including air-treatment section, air
Reason section includes the roughing efficiency air filter 13 set gradually along airflow direction, prime evaporator 14, rear class evaporator 11, reheater condenser
4th, pressure fan 15, medium effeciency filter 16；Prime evaporator 14 connects prime refrigeration system, rear class evaporator 11 and reheater condenser
4 are all connected with rear class refrigeration system.Prime refrigeration system include be sequentially connected the first gas-liquid separator 21, the first compressor 24,
First outdoor condenser 26, the first liquid reservoir 27, the first device for drying and filtering 28, the first magnetic valve 29, the first heating power expansion valve 30,
The entrance of prime evaporator 14 connects the outlet of the first heating power expansion valve 30, and the outlet of prime evaporator 14 connects the first gas-liquid point
From the entrance of device 21, the output end of the first compressor 24 is also associated with high-pressure manometer 25, and input is connected with low pressure gauge
23, the side of the first outdoor condenser 26 is additionally provided with the first axial flow blower 31, and the first compressor 24 is also parallel with first pressure
Controller 22.
Rear class refrigeration system includes the second gas-liquid separator 12, the second compressor 1 and the second Room condensed exterior being sequentially connected
Device 3, the second liquid reservoir 7, the second device for drying and filtering 8, the second magnetic valve 9, the second heating power expansion valve 10, rear class evaporator 11 go out
The entrance of mouth the second gas-liquid separator 12 of connection, the entrance of rear class evaporator 11 connects the outlet of the second heating power expansion valve 10.The
Two compressors 1 are also connected with one of interface of a refrigerant ratio triple valve 2, and the another two of refrigerant ratio triple valve 2 connects
Mouth connects second Room external condenser 3 and reheater condenser 4 respectively；Second Room external condenser 3 is connected with the first check valve 5, reheating
Condenser 4 is connected with the second check valve 6, and 6 two branch roads of the first check valve 5 and the second check valve are combined into all the way the storage of connection second afterwards
Liquid device 7, the output end of the second compressor 1 is also associated with high-pressure manometer 17, and input is connected with low pressure gauge 18, second Room
The side of external condenser 3 is additionally provided with the second axial flow blower 20, and the second compressor 1 is also parallel with second pressure controller 19.
Running of the present utility model is divided into two processes of kind of refrigeration cycle and air-treatment.
Kind of refrigeration cycle is divided into prime kind of refrigeration cycle and rear class kind of refrigeration cycle again, wherein：
Prime kind of refrigeration cycle：Low-temperature low-pressure refrigerant gas compression is high temperature and high pressure gas by the first compressor 24, from the
The high temperature and high pressure gas that one compressor 24 comes out enter the first outdoor condenser 26 and are cooled to high temperature high pressure liquid.HTHP
Liquid enters the first liquid reservoir 27 and then by the first device for drying and filtering 28, the first magnetic valve 29 and the first heating power expansion valve 30
Reducing pressure by regulating flow enters prime evaporator 14, vaporization of being absorbed heat in prime evaporator 14, while heat in absorption air is by sky
Air cooling, the refrigerant vapour after the vaporization come out from prime evaporator 14 enters the first gas-liquid separator 21, separates
Steam enters the first compressor 24 and compressed again.
Rear class kind of refrigeration cycle：Low-temperature low-pressure refrigerant gas compression is high temperature and high pressure gas by the second compressor 1, from second
The high temperature and high pressure gas that compressor 1 comes out are partly into second Room external condenser 3 through the regulation of refrigerant ratio triple valve 2,
Reheater condenser 4 is partly into, high temperature high pressure liquid is cooled to by outdoor condenser 3 and reheater condenser 4.High temperature is high
Press liquid by the first check valve 5 and the second check valve 6 by entering the second liquid reservoir 7 and then dried by second respectively
Filter 8, the second magnetic valve 9 and the reducing pressure by regulating flow of the second heating power expansion valve 10 enter rear class evaporator 11, in rear class evaporator 11
Middle heat absorption vaporization, while the heat in absorption air cools down air, the refrigerant after the vaporization come out from rear class evaporator 11
Steam enters the second gas-liquid separator 12, and the steam separated enters the second compressor 1 and compressed again.
Air handling process：Outdoor fresh air first passes around roughing efficiency air filter 13, then in turn through the He of prime evaporator 14
The cooling and dehumidifying of rear class evaporator 11, reheater condenser 4 is heated, after through pressure fan 15, send into air-conditioned room after medium effeciency filter 16
Between.
Described above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of big enthalpy difference type condensing units air-conditioner set of all-fresh air, it is characterised in that：Including air-treatment section, the air
Processing section includes the roughing efficiency air filter (13), prime evaporator (14), rear class evaporator (11), again set gradually along airflow direction
Reheater condenser (4), pressure fan (15), medium effeciency filter (16)；Prime evaporator (14) connects prime refrigeration system, rear class evaporation
Device (11) is all connected with rear class refrigeration system with reheater condenser (4).
2. the big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air according to claim 1, it is characterised in that：Its
In, prime refrigeration system includes the first gas-liquid separator (21), the first compressor (24), the first outdoor condenser being sequentially connected
(26), the first liquid reservoir (27), the first device for drying and filtering (28), the first magnetic valve (29), the first heating power expansion valve (30), prime
The entrance of evaporator (14) connects the outlet of the first heating power expansion valve (30), and the outlet of prime evaporator (14) connects the first gas-liquid
The entrance of separator (21).
3. the big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air according to claim 2, it is characterised in that：Its
In, the output end of the first compressor (24) is also associated with high-pressure manometer (25), and input is connected with low pressure gauge (23).
4. the big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air according to claim 2, it is characterised in that：Its
In, the side of the first outdoor condenser (26) is additionally provided with the first axial flow blower (31).
5. the big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air according to claim any one of 2-4, its feature
It is：Wherein, the first compressor (24) is also parallel with first pressure controller (22).
6. the big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air according to claim 1, it is characterised in that：Its
In, rear class refrigeration system includes the second gas-liquid separator (12), the second compressor (1) and the second Room external condenser being sequentially connected
(3), the second liquid reservoir (7), the second device for drying and filtering (8), the second magnetic valve (9), the second heating power expansion valve (10), rear class evaporation
The outlet of device (11) connects the entrance of the second gas-liquid separator (12), and the entrance of rear class evaporator (11) connects the second thermal expansion
The outlet of valve (10).
7. the big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air according to claim 6, it is characterised in that：Its
In, the second compressor (1) is also connected with one of interface of a refrigerant ratio triple valve (2), the refrigerant ratio triple valve
(2) another two interface connects second Room external condenser (3) and reheater condenser (4) respectively；Second Room external condenser (3) is connected with
First check valve (5), reheater condenser (4) is connected with the second check valve (6), the first check valve (5) and the second check valve (6) two
Individual branch road is combined into connects the second liquid reservoir (7) afterwards all the way.
8. the big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air according to claim 6, it is characterised in that：Its
In, the output end of the second compressor (1) is also associated with high-pressure manometer (17), and input is connected with low pressure gauge (18).
9. the big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air according to claim 6, it is characterised in that：Its
In, the side of second Room external condenser (3) is additionally provided with the second axial flow blower (20).
10. the big enthalpy difference type condensing units air-conditioner set of a kind of all-fresh air according to claim any one of 6-9, its feature
It is：Wherein, the second compressor (1) is also parallel with second pressure controller (19).
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| CN201621315760.2U CN206469445U (en) | 2016-12-02 | 2016-12-02 | A kind of big enthalpy difference type condensing units air-conditioner set of all-fresh air |
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| CN201621315760.2U CN206469445U (en) | 2016-12-02 | 2016-12-02 | A kind of big enthalpy difference type condensing units air-conditioner set of all-fresh air |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224907A (en) * | 2018-01-17 | 2018-06-29 | 广东欧亚制冷设备制造有限公司 | For the freeze-drying unit and milling device of thermosetting powder coating |
| CN108413592A (en) * | 2018-04-04 | 2018-08-17 | 航天凯天环保科技股份有限公司 | A kind of industrial premises dehumidifying heat reclamation device |
| CN109268987A (en) * | 2018-10-15 | 2019-01-25 | 广东雅士电器有限公司 | A kind of low dew point heat recovery air conditioner unit |
| CN109297137A (en) * | 2018-10-29 | 2019-02-01 | 广州科劳斯实验室仪器设备有限公司 | A kind of anti-condensation white monitoring system and method for air-conditioning |
| CN110440355A (en) * | 2019-08-13 | 2019-11-12 | 清华大学 | Power station temperature adjusting and dehumidifying air-conditioning system and its operation method |
| CN111219805A (en) * | 2020-03-24 | 2020-06-02 | 广东浩特普尔空调有限公司 | Variable-channel operation air handling unit with adjustable working conditions and combined epidemic prevention and control method thereof |
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2016
- 2016-12-02 CN CN201621315760.2U patent/CN206469445U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224907A (en) * | 2018-01-17 | 2018-06-29 | 广东欧亚制冷设备制造有限公司 | For the freeze-drying unit and milling device of thermosetting powder coating |
| CN108413592A (en) * | 2018-04-04 | 2018-08-17 | 航天凯天环保科技股份有限公司 | A kind of industrial premises dehumidifying heat reclamation device |
| CN109268987A (en) * | 2018-10-15 | 2019-01-25 | 广东雅士电器有限公司 | A kind of low dew point heat recovery air conditioner unit |
| CN109268987B (en) * | 2018-10-15 | 2024-01-09 | 广东雅士电器有限公司 | Low dew point heat recovery air conditioning unit |
| CN109297137A (en) * | 2018-10-29 | 2019-02-01 | 广州科劳斯实验室仪器设备有限公司 | A kind of anti-condensation white monitoring system and method for air-conditioning |
| CN110440355A (en) * | 2019-08-13 | 2019-11-12 | 清华大学 | Power station temperature adjusting and dehumidifying air-conditioning system and its operation method |
| CN110440355B (en) * | 2019-08-13 | 2023-11-17 | 清华大学 | Hydropower station temperature-regulating dehumidifying air-conditioning system and operation method thereof |
| CN111219805A (en) * | 2020-03-24 | 2020-06-02 | 广东浩特普尔空调有限公司 | Variable-channel operation air handling unit with adjustable working conditions and combined epidemic prevention and control method thereof |
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