CN104329759B - Temperature control dehumidification system and temperature control dehumidification method for fresh air of radiation air conditioner - Google Patents

Temperature control dehumidification system and temperature control dehumidification method for fresh air of radiation air conditioner Download PDF

Info

Publication number
CN104329759B
CN104329759B CN201410626815.0A CN201410626815A CN104329759B CN 104329759 B CN104329759 B CN 104329759B CN 201410626815 A CN201410626815 A CN 201410626815A CN 104329759 B CN104329759 B CN 104329759B
Authority
CN
China
Prior art keywords
temperature
air
valve
fresh air
way change
Prior art date
Application number
CN201410626815.0A
Other languages
Chinese (zh)
Other versions
CN104329759A (en
Inventor
陈剑波
李美玲
白建民
郭利娜
孙坤
汪洪涛
王飞
王坛
杨芸
Original Assignee
上海理工大学
上海源知环境科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 上海理工大学, 上海源知环境科技有限公司 filed Critical 上海理工大学
Priority to CN201410626815.0A priority Critical patent/CN104329759B/en
Publication of CN104329759A publication Critical patent/CN104329759A/en
Application granted granted Critical
Publication of CN104329759B publication Critical patent/CN104329759B/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-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
    • F24F3/12Air-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
    • F24F3/14Air-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
    • F24F3/147Air-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 with both heat and humidity transfer between supplied and exhausted air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00Details or features not otherwise provided for
    • F24F2221/54Heating and cooling, simultaneously or alternatively

Abstract

The invention discloses a temperature control dehumidification system and a temperature control dehumidification method for the fresh air of a radiation air conditioner. The system comprises an air duct system, a radiation water circulation system and a cooling system, wherein the air duct system comprises a fresh return air treatment air duct and an exhaust air heat recovery air duct, which are independent; a pre-cooler/pre-heater and a temperature control heat exchanger are integrated corrugated finned type internally-threaded coiled pipes, and are connected with a radiation water inlet/outlet pipeline to form the radiation water circulation system; one stage of evaporator is used for direct evaporation, and two stages of condensers are connected in parallel to form a double-stage condensation cooling compression system. The system can be combined with the radiation air conditioner to independently control temperature and humidity, and besides a conditioning treatment function of a conventional dehumidification system, the system also has an exhaust air heat recovery function; a household compression cooling air conditioner is combined with the dehumidification system to realize cooling in summer, heating in winter and humidification in transition seasons; the running energy consumption is greatly lowered, and the shortcomings of dehumidification incapability and high condensation rate of the radiation air conditioner are overcome.

Description

A kind of radiation air-conditioner fresh air temperature control dehumidification system and temperature control dehumanization method

Technical field

The present invention relates to a kind of family formula radiation air-conditioner multifunctional new wind temperature control dehumidification system and the fresh air temperature control dehumidifying system The annual temperature control dehumanization method of system.

Background technology

Air-conditioning system originates from Europe, is to develop relatively rapid novel air conditioning system in China in recent years.Radiation is supplied Cold and heating technology has energy-conservation, transfer peak value power consumption, improves electrical network efficiency, indoor environment comfortably and saves space etc. excellent Point.But air-conditioning system itself does not possess dehumidifying effect, when radiative surface temperature is less than air dew point temperature, can produce Dew condensation phenomenon, affects indoor sanitation condition and uses, and especially in China's Yangtze river basin, this phenomenon is more serious.For This drawback of air-conditioning system is solved, the independent temperature-humidity control system that radiation air-conditioner is combined with fresh air dehumidification becomes people Research topic.

Common fresh air dehumidification mode mainly has solution dehumidification, rotary wheel dehumidifying and cooling and dehumidifying several.Solution dehumidification Dehumidifying effect is big, and effect on moisture extraction is good, can improve indoor air quality, energy saving, but its equipment is more complicated, bulky, Floor space is larger, and needs the thermal source of thermal regeneration, and in moisture absorption device interior, solution can corrode metal, when solution flow rate not The spittle can be also produced when suitable, and dehumidified air is drained into together outside system, affects indoor human body health;Rotary wheel dehumidifying does not have solution The spittle loss of dehumidifying, can continuously obtain low temperature, the dry air of low dew point, and humid air treating capacity is big, but rotary wheel dehumidifying The high energy consumption of device, system architecture is complicated, and reactivation heat is big, and initial cost is high;Cooling and dehumidifying accurately can effectively control interior Humidity, while it is desirable to which reheating, energy consumption is higher, but can be to realize cooling in summer, transition season dehumidifying, winter with reference to heat pump techniques Heating, no matter in energy saving also compare solution dehumidification and rotary wheel dehumidifying, has the advantages that to save floor space, easy to use, It is that all there is larger advantage in economy, the family formula residential housing to the Yangtze river basin has very strong applicability.

The content of the invention

It is an object of the invention to provide a kind of radiation air-conditioner fresh air temperature control dehumidification system, using cooling and dehumidifying mode to new Wind is dehumidified, and the fresh air after cool-down dehumidification is heated using condensation heat, through the temperature-controlled heat exchanger that fresh air exit is arranged, is reached To the purpose of temperature control dehumidifying.The equipment that the present invention effectively overcomes prior art presence is complicated, high energy consumption, bulky and solution Perishable metal, produce the spittle affect it is healthy the drawbacks of, solve the problems, such as that radiation air-conditioner can not dehumidify, easily condense.By Air-to-air energy recovery method is employed to Refrigerant heat pump circulation in the present invention, not only energy saving, and realized to Interior Space Adjust the independent control of regional air humidity, it is ensured that indoor air quality and the ventilation demand of sanitary ventilation, meet the summer in system winter The operating condition of the annual temperature control dehumidifying in season and excessive season.

To achieve the above object of the invention, technical solution of the present invention is as follows:

A kind of radiation air-conditioner fresh air temperature control dehumidification system, including ducting system, radiation water circulation system and refrigeration system.

A) ducting system includes that independent new return air processes air channel, air-to-air energy recovery air channel, pressure fan, exhaust blower; Precooling preheater, evaporimeter, 2# condensers, temperature-controlled heat exchanger, pressure fan is sequentially connected in series by new wind direction and is arranged in surrounding envelope In the new return air treatment channel closed;It is cold exhaust blower, return air shunting section, 1# to be set gradually in air-to-air energy recovery air channel along air draft direction Condenser, return air shunting section draws the return air section of connection fresh air section arrival end, and the regulation of return air air quantity is provided with return air shunting section Valve.

B) the radiation water circulation system includes precooling preheater, temperature-controlled heat exchanger, radiation water inlet/outlet pipeline;Precooling Preheater and temperature-controlled heat exchanger are overall corrugated fin formula internal thread coil pipe, and with radiation water inlet/outlet pipeline spoke is connected to form The jetting circulatory system;

C) refrigeration system includes evaporimeter, compressor, 1# condensers, capillary throttle device, 2# condensers, four-way Reversal valve, check valve V1, check valve V2, check valve V3, magnetic valve EV1, magnetic valve EV2;A, B of compressor and four-way change-over valve End connection, the C-terminal of four-way change-over valve is connected in parallel two-way refrigerant pipe, a refrigerant pipe Jing motor-driven valves EV2 and 2# condensers Entrance connects;Another refrigerant pipe is sequentially connected motor-driven valve EV1, check valve V1 and is connected with 1# condenser inlet sections;Unidirectionally Valve V2 one end is connected in parallel between motor-driven valve EV1 and four-way change-over valve C-terminal, the other end be connected in parallel on 1# condensers and check valve V1 it Between;Four-way change-over valve D ends Jing refrigerant pipes are connected with evaporator outlet section, and 2# condenser Jing check valves V3 are in parallel with 1# condensers Connect capillary throttle device by refrigerant pipe.

The radiation air-conditioner temperature control dehumanization method of fresh air temperature control dehumidification system, including the dehumidifying of cooling in summer, transition season, winter Heat in season Three models, by the folding of magnetic valve, using different condensers, by controlling the switching of four-way change-over valve come real Existing cooling in summer, winter heating and the wet requirement of transition season Indoor Thermal;It is characterized in that:

D) cooling in summer pattern:A, C, D end of four-way change-over valve is opened, magnetic valve EV1 is opened;Discharge from compressor High-temperature high-pressure refrigerant gas flows into magnetic valve EV1 by four-way change-over valve C-terminal, through check valve V1, into 1# condensations Device, with indoor exhaust wind heat exchange is carried out, and the thermal temperature of air draft absorption refrigeration agent gas is raised and is discharged to outdoor, HTHP system Refrigerant gas are condensed into liquid, and by gas-liquid two-phase fluid is become after the capillary-compensated evaporimeter is entered, and through pre- Outdoor fresh air after cold preheater precooling carries out heat exchange, and fresh air is released heat and analyses wet, temperature and water capacity is reduced, through control Warm heat exchanger, by pressure fan interior is sent into, and cold-producing medium heat absorption flashes to low temperature low pressure gas, through four-way change-over valve D ends and A End, into compressor, completes a kind of refrigeration cycle;

E) winter heating's pattern:A, C, D end of four-way change-over valve is opened, the HTHP refrigeration discharged from compressor Agent gas enters evaporimeter by four-way change-over valve D ends, and with fresh air of the outdoor introducing after the preheating of precooling preheater heat is carried out Exchange, fresh air absorbs heat, temperature is raised, then, the refrigerant gas indoor by pressure fan feeding after temperature-controlled heat exchanger heating Liquid is condensed into by capillary-compensated, becomes gas-liquid two-phase fluid, into 1# condensers, with indoor exhaust wind hot friendship is carried out Change, heat is released in air draft, temperature is reduced, outdoor is drained into by the exhaust blower, cold-producing medium heat absorption is evaporated into gas, through unidirectional Valve V2, by four-way change-over valve C-terminal and A ends, into compressor, completes one and heats circulation;

F) transition season dehumidification mode:Including the larger temperature of humidity is not high and the little two kinds of situations of temperature higher levels of humidity;

When the larger temperature of humidity is not high:Four-way change-over valve A ends, C-terminal and D ends are opened, magnetic valve EV1, EV2 is opened;From The high-temperature high-pressure refrigerant gas discharged in compressor flows into all the way magnetic valve EV2 by four-way change-over valve C-terminal point two-way, enters Enter 2# condensers, with fresh air of the outdoor after the precooling of precooling preheater and evaporimeter dehumidifying heat exchange, fresh air heat absorption are carried out After temperature is raised, then interior, the condensation of high-temperature high-pressure refrigerant gas cooling are sent into by pressure fan after temperature-controlled heat exchanger is cold again Into liquid;Another road cold-producing medium flows into magnetic valve EV1, Jing check valve V1, into 1# condensers, with indoor exhaust wind hot friendship is carried out Change, the thermal temperature of air draft absorption refrigeration agent gas is raised and is discharged to outdoor, and high-temperature high-pressure refrigerant gas cooling is condensed into liquid Body, converges with front refrigerant liquid all the way, and gas-liquid two-phase fluid is become Jing after capillary throttle device, into evaporimeter, with outdoor The fresh air of introducing carries out heat exchange, and fresh air releases heat and analysis is wet, and temperature and water capacity are reduced, and cold-producing medium heat absorption flashes to low temperature Low-pressure gas, through four-way change-over valve D ends and A ends, into compressor, completes a dehumidifying circulation;

When temperature higher levels of humidity is little:Four-way change-over valve A ends, C-terminal and D ends are opened, magnetic valve EV2 is opened;From compression The high-temperature high-pressure refrigerant gas that machine is discharged flows into magnetic valve EV2 by four-way change-over valve C-terminal, into 2# condensers, with outdoor Fresh air after evaporimeter cooling and dehumidifying carries out heat exchange, after fresh air endothermic temperature is raised, indoor, height is sent into by pressure fan Warm higher pressure refrigerant gas are condensed into liquid, and after check valve V3, capillary throttle device gas-liquid two-phase fluid is become Into the evaporimeter, with outdoor fresh air heat exchange is carried out, fresh air is released heat and analyses wet, and temperature and water capacity are reduced, refrigeration Agent heat absorption flashes to low temperature low pressure gas, through four-way change-over valve D ends and A ends, into compressor, completes a dehumidifying circulation.

Beneficial effects of the present invention are as follows:

Controllable air pretreatment and final stage again temperature adjustment of the present invention using radiation water, and it is direct using one-level evaporimeter Evaporation, the condensed in two stages device refrigeration compression system for realizing double section condensations in parallel at the same level.The present invention is except possessing conventional dehumidification system The heat and wet treatment function being had(Cooling in summer, Winter heat supply, transition season dehumidifying)Outside, it is also equipped with carrying out air draft heat time The function of receipts.The present invention organically combines traditional compression refrigeration domestic air-conditioning system with dehumidification system, is realizing the summer Season refrigeration, winter heating, transition season dehumidifying and reduce operation energy consumption while, provide a comfortable, good air for people The indoor environment of quality, solving radiation air-conditioner can not dehumidify, the drawbacks of easily condensation.Fresh air temperature control dehumidification system simple structure, Independent temperature-humidity control, temperature control dehumidification rate is improved, and by the recuperation of heat to air draft, has saved energy consumption, is combined with radiation air-conditioner, The functions such as Temperature and Humidity Control, ventilation ventilation and heat pump recuperation of heat can be integrated.

Description of the drawings

Fig. 1 is radiation air-conditioner fresh air temperature control dehumidification system structural representation of the present invention.

1st, precooling preheater, 2, evaporimeter, 3,2# condensers, 4, temperature-controlled heat exchanger, 5, pressure fan, 6,1# condensers, 7, Four-way change-over valve, 8, capillary throttle device, 9, compressor, 10, exhaust blower, 11, check valve V3,12, motor-driven valve EV2,13, electricity Dynamic valve EV1,14, check valve V1,15, check valve V2.

Specific embodiment

Technical scheme is described in further detail below in conjunction with drawings and Examples.

In Fig. 1, the high-pressure side of compressor 9 is connected with the A ends of four-way change-over valve 7 in refrigerating circuit, and low-pressure end commutates with four-way The B ends of valve 7 are connected, and the C-terminal of four-way change-over valve 7 is connected in parallel two-way refrigerant pipe, refrigerant pipe once motor-driven valve EV2 12 with The entrance of 2# condensers 3 connects, and refrigerant pipe two is sequentially connected motor-driven valve EV1 13, check valve V1 14 and the entrance of 1# condensers 6 Section connection;The outlet section of 1# condensers 6 is connected the entrance of capillary throttle device 8, capillary with after the parallel connection of the outlet section of 2# condensers 3 The outlet section of throttling arrangement 8 connects the entrance of evaporimeter 2, and the outlet section of evaporimeter 2 enters compression with the D ends and A ends of four-way change-over valve 7 Machine 9, forms refrigeration cycle.The one end of check valve V2 15 is connected in parallel between the C-terminal of motor-driven valve EV1 13 and four-way change-over valve 7, The other end is connected in parallel between 1# condensers 6 and check valve V1 14;D ends Jing refrigerant pipes and the evaporimeter 2 of four-way change-over valve 7 goes out Mouth section connection, Jing check valve V3 11, the Jing refrigerant pipes after the parallel connection of 1# condensers 6 are connected capillary throttle device to 2# condensers 3 8。

Radiation water circulation system includes radiation water precooling preheater 1, radiation water temperature-controlled heat exchanger 4, radiation water inlet/outlet pipe Road;Radiation water precooling preheater 1 and radiation water temperature-controlled heat exchanger 4 are overall corrugated fin formula internal thread coil pipe, with radiation water Inlet/outlet pipeline is connected to form radiation water circulation system.The ducting system includes that independent new return air processes air channel, air exhaust heat Reclaim air channel, pressure fan, exhaust blower.

Present system principle is divided into cooling in summer pattern principle, winter heating's pattern principle, transition season dehumidifying mode A Principle, transition season dehumidifying B-mode principle.It is described below:

A. cooling in summer pattern principle is:The high-temperature high-pressure refrigerant gas discharged in compressor 9 in refrigerating circuit passes through Four-way change-over valve 7 flows into magnetic valve EV1 13 from C-terminal, and through check valve V1 14 1# condensers 6 are entered, and carries out with indoor exhaust wind Heat exchange, the thermal temperature of air draft absorption refrigeration agent gas is raised and is discharged to outdoor, the condensation of high-temperature high-pressure refrigerant gas cooling Into liquid, gas-liquid two-phase fluid is become after being throttled by capillary throttle device 8 into evaporimeter 2, it is pre- with through precooling preheater 1 Outdoor fresh air after cold carries out heat exchange, and fresh air is released heat and analyses wet, reduces temperature and water capacity, through temperature-controlled heat exchanger 4, Temperature is raised within the specific limits, and by pressure fan 5 interior is sent into, and cold-producing medium heat absorption flashes to low temperature low pressure gas, through four-way The D ends and A ends of reversal valve 7, into compressor 9, completes a kind of refrigeration cycle.

B. winter heating's pattern principle is:The high-temperature high-pressure refrigerant gas discharged in compressor 9 in refrigerating circuit passes through Four-way change-over valve 7 enters evaporimeter 2 from D ends, and with fresh air of the outdoor introducing after the preheating of precooling preheater 1 heat exchange is carried out, Fresh air absorbs heat, and temperature is raised, then sends into interior, refrigerant gas cooling by pressure fan 5 after the reheating of temperature-controlled heat exchanger 4 It is condensed into liquid to be throttled by capillary throttle device 8, becomes gas-liquid two-phase fluid, into the 1# condensers 6, with indoor exhaust wind Heat exchange is carried out, heat is released in air draft, and temperature is reduced, outdoor is drained into by exhaust blower 10, cold-producing medium heat absorption is evaporated into gas, Jing Check valve V2 15 is crossed, the C-terminal and A ends by four-way change-over valve 7, into compressor 9, completes one and heat circulation.

C. transition season dehumidifying mode A principle is:The high-temperature high-pressure refrigerant gas discharged in compressor 9 in refrigerating circuit By four-way change-over valve 7 from C-terminal point two-way, magnetic valve EV2 12 is flowed into all the way, into 2# condensers 3, with outdoor through precooling The precooling of the preheater 1 and evaporimeter 2 later fresh air that dehumidifies carries out heat exchange, after fresh air endothermic temperature is raised, then changes through temperature control Interior is sent into by pressure fan 5 after hot device 4 is cold again, high-temperature high-pressure refrigerant gas cooling is condensed into liquid;Other cold-producing medium all the way Magnetic valve EV1 13 is flowed into, through check valve V1 14, into 1# condensers 6, with indoor exhaust wind heat exchange is carried out, air draft absorbs The thermal temperature of refrigerant gas is raised and is discharged to outdoor, and high-temperature high-pressure refrigerant gas cooling is condensed into liquid, with above one The refrigerant liquid on road converges, and after being throttled by capillary throttle device 8 gas-liquid two-phase fluid is become, and into evaporimeter 2, draws with outdoor The fresh air for entering carries out heat exchange, and fresh air releases heat and analysis is wet, and temperature and water capacity are reduced, and it is low that cold-producing medium heat absorption flashes to low temperature Calm the anger body, through the D ends and A ends of four-way change-over valve 7, into compressor 9, complete a dehumidifying A circulation.

D. transition season dehumidifying B-mode principle is:The high-temperature high-pressure refrigerant gas discharged in compressor 9 in refrigerating circuit Magnetic valve EV2 12 is flowed into from C-terminal by four-way change-over valve 7, into 2# condensers 3, with outdoor through the cooling and dehumidifying of evaporimeter 2 Later fresh air carries out heat exchange, after fresh air endothermic temperature is raised, by new blower fan 5 interior, high-temperature high-pressure refrigerant gas is sent into Liquid is condensed into, through check valve V3 11, gas-liquid two-phase fluid is become after being throttled by capillary throttle device 8 and is entered steaming Device 2 is sent out, with outdoor fresh air heat exchange is carried out, fresh air is released heat and analyses wet, and temperature and water capacity are reduced, cold-producing medium heat absorption evaporation Into low temperature low pressure gas, through the D ends and A ends of four-way change-over valve 7, into compressor 9, a dehumidifying B circulation is completed.

Introduction specific is in detail carried out to present system and system principle above, and has been entered by specific embodiment One step elaborates the principle and embodiment of the present invention, and the explanation of above example is only intended to help and understands the method for the present invention And its core concept, rather than it is invented limit, it is any in the protection domain of spirit and claims of the present invention, Any modifications and changes made to the present invention, both fall within protection scope of the present invention.

Claims (2)

1. a kind of radiation air-conditioner fresh air temperature control dehumidification system, including ducting system, radiation water circulation system and refrigeration system;Its It is characterised by:
A) ducting system includes that independent new return air processes air channel, air-to-air energy recovery air channel, pressure fan, exhaust blower;Precooling Preheater, evaporimeter, 2# condensers, temperature-controlled heat exchanger, pressure fan are sequentially connected in series by new wind direction and are arranged in all round closure In new return air treatment channel;Exhaust blower, return air shunting section, 1# condensations are set gradually in air-to-air energy recovery air channel along air draft direction Device, return air shunting section draws the return air section of connection fresh air section arrival end, and return air volume damper is provided with return air shunting section;
B) the radiation water circulation system includes precooling preheater, temperature-controlled heat exchanger, radiation water inlet/outlet pipeline;Precooling is preheated Device and temperature-controlled heat exchanger are overall corrugated fin formula internal thread coil pipe, and with radiation water inlet/outlet pipeline radiation water is connected to form The circulatory system;
C) refrigeration system includes evaporimeter, compressor, 1# condensers, capillary throttle device, 2# condensers, four-way commutation Valve, check valve V1, check valve V2, check valve V3, magnetic valve EV1, magnetic valve EV2;Compressor connects with A, B end of four-way change-over valve Connect, the C-terminal of four-way change-over valve is connected in parallel two-way refrigerant pipe, a refrigerant pipe Jing motor-driven valves EV2 and 2# condenser inlets Section connection;Another refrigerant pipe is sequentially connected motor-driven valve EV1, check valve V1 and is connected with 1# condenser inlet sections;Check valve V2 One end is connected in parallel between motor-driven valve EV1 and four-way change-over valve C-terminal, and the other end is connected in parallel between 1# condensers and check valve V1;Four Logical reversal valve D ends Jing refrigerant pipes are connected with evaporator outlet section, 2# condensers Jing Jing after check valve V3 is in parallel with 1# condensers Refrigerant pipe connects capillary throttle device.
2. the radiation air-conditioner according to claim 1 temperature control dehumanization method of fresh air temperature control dehumidification system, including summer system Cold, transition season dehumidifying, heat supply in winter Three models, by the folding of magnetic valve, using different condensers, by control four The switching of logical reversal valve is realizing cooling in summer, winter heating and the wet requirement of transition season Indoor Thermal;It is characterized in that:
D) cooling in summer pattern:A, C, D end of four-way change-over valve is opened, magnetic valve EV1 is opened;From the high temperature that compressor is discharged Higher pressure refrigerant gas flow into magnetic valve EV1 by four-way change-over valve C-terminal, through check valve V1, into the 1# condensers, with Indoor exhaust wind carries out heat exchange, and the thermal temperature of air draft absorption refrigeration agent gas is raised and is discharged to outdoor, high-temperature high-pressure refrigerant Gas cooling is condensed into liquid, and by gas-liquid two-phase fluid is become after the capillary-compensated evaporimeter is entered, pre- with through precooling Outdoor fresh air after hot device precooling carries out heat exchange, and fresh air is released heat and analyses wet, reduces temperature and water capacity, is changed through temperature control Hot device, by pressure fan interior is sent into, and cold-producing medium heat absorption flashes to low temperature low pressure gas, through four-way change-over valve D ends and A ends, enters Enter compressor, complete a kind of refrigeration cycle;
E) winter heating's pattern:A, C, D end of four-way change-over valve is opened, the high-temperature high-pressure refrigerant gas discharged from compressor Body enters evaporimeter by four-way change-over valve D ends, and with fresh air of the outdoor introducing after the preheating of precooling preheater heat exchange is carried out, Fresh air absorbs heat, and temperature is raised, then sends into interior by pressure fan after temperature-controlled heat exchanger heating, and refrigerant gas cooling is cold Liquid congeal into by capillary-compensated, becomes gas-liquid two-phase fluid, into 1# condensers, with indoor exhaust wind heat exchange, air draft are carried out Heat is released, temperature is reduced, outdoor is drained into by the exhaust blower, cold-producing medium heat absorption is evaporated into gas, through check valve V2, leads to Four-way change-over valve C-terminal and A ends are crossed, into compressor, one is completed and is heated circulation;
F) transition season dehumidification mode:Including the larger temperature of humidity is not high and the little two kinds of situations of temperature higher levels of humidity;
1. when the larger temperature of humidity is not high:Four-way change-over valve A ends, C-terminal and D ends are opened, magnetic valve EV1, EV2 is opened;From compression The high-temperature high-pressure refrigerant gas discharged in machine flows into all the way magnetic valve EV2, into 2# by four-way change-over valve C-terminal point two-way Condenser, with fresh air of the outdoor after the precooling of precooling preheater and evaporimeter dehumidifying heat exchange, fresh air endothermic temperature are carried out After rising, then interior is sent into by pressure fan after temperature-controlled heat exchanger is cold again, high-temperature high-pressure refrigerant gas cooling is condensed into liquid Body;Another road cold-producing medium flows into magnetic valve EV1, Jing check valve V1, into 1# condensers, with indoor exhaust wind heat exchange is carried out, and arranges The thermal temperature of wind absorption refrigeration agent gas is raised and is discharged to outdoor, and high-temperature high-pressure refrigerant gas cooling is condensed into liquid, with Front refrigerant liquid all the way converges, and gas-liquid two-phase fluid is become Jing after capillary throttle device, into evaporimeter, with outdoor introducing Fresh air carries out heat exchange, and fresh air releases heat and analysis is wet, and temperature and water capacity are reduced, and cold-producing medium heat absorption flashes to low-temp low-pressure gas Body, through four-way change-over valve D ends and A ends, into compressor, completes a dehumidifying circulation;
2. when temperature higher levels of humidity is little:Four-way change-over valve A ends, C-terminal and D ends are opened, magnetic valve EV2 is opened;From compressor row The high-temperature high-pressure refrigerant gas for going out flows into magnetic valve EV2 by four-way change-over valve C-terminal, into 2# condensers, with outdoor process The later fresh air of evaporimeter cooling and dehumidifying carries out heat exchange, after fresh air endothermic temperature is raised, indoor, high temperature height is sent into by pressure fan Compression refrigerant gas cooling is condensed into liquid, and gas-liquid two-phase fluid entrance is become after check valve V3, capillary throttle device The evaporimeter, with outdoor fresh air heat exchange is carried out, and fresh air is released heat and analyses wet, and temperature and water capacity are reduced, and cold-producing medium is inhaled Thermal evaporation, through four-way change-over valve D ends and A ends, into compressor, completes a dehumidifying circulation into low temperature low pressure gas.
CN201410626815.0A 2014-11-10 2014-11-10 Temperature control dehumidification system and temperature control dehumidification method for fresh air of radiation air conditioner CN104329759B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410626815.0A CN104329759B (en) 2014-11-10 2014-11-10 Temperature control dehumidification system and temperature control dehumidification method for fresh air of radiation air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410626815.0A CN104329759B (en) 2014-11-10 2014-11-10 Temperature control dehumidification system and temperature control dehumidification method for fresh air of radiation air conditioner

Publications (2)

Publication Number Publication Date
CN104329759A CN104329759A (en) 2015-02-04
CN104329759B true CN104329759B (en) 2017-05-10

Family

ID=52404531

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410626815.0A CN104329759B (en) 2014-11-10 2014-11-10 Temperature control dehumidification system and temperature control dehumidification method for fresh air of radiation air conditioner

Country Status (1)

Country Link
CN (1) CN104329759B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104633817A (en) * 2015-02-12 2015-05-20 上海境和环境科技有限公司 Fresh air system for radiation air conditioner and fresh air processing method
CN106403143B (en) * 2015-07-31 2020-08-18 青岛海尔空调电子有限公司 Temperature and humidity independent processing air conditioning system and control method thereof
CN105509259B (en) * 2016-02-22 2018-07-03 珠海格力电器股份有限公司 Radiate the control method and relevant apparatus of fresh air conditioner system
CN105674501B (en) * 2016-02-22 2018-10-19 珠海格力电器股份有限公司 Radiate the control method and relevant apparatus of fresh air conditioner system
CN107477760A (en) * 2017-08-10 2017-12-15 新奥泛能网络科技股份有限公司 The control method of air-conditioning system and air-conditioning system
CN107606726A (en) * 2017-09-11 2018-01-19 新奥泛能网络科技股份有限公司 Air handling system
CN107763737B (en) * 2017-10-20 2020-03-03 青岛海信日立空调系统有限公司 Machine and air conditioner in air conditioning
CN107940636B (en) * 2017-10-27 2020-11-03 国安瑞(北京)科技有限公司 Air conditioning system
CN107747806B (en) * 2017-10-27 2020-08-14 国安瑞(北京)科技有限公司 Air conditioning system
CN107676902B (en) * 2017-10-27 2020-06-16 国安瑞(北京)科技有限公司 Air conditioning system
CN107975869B (en) * 2017-10-27 2020-11-03 国安瑞(北京)科技有限公司 Air conditioning system
CN108036553B (en) * 2017-11-10 2020-03-27 西藏世峰高科能源技术有限公司 Charging pile monitoring room air conditioning system operation method
CN109595768A (en) * 2018-11-15 2019-04-09 上海朗诗规划建筑设计有限公司 A kind of design control method and entirety control method of interior anti-condensation risk
CN111397394B (en) * 2020-03-20 2020-10-27 中国人民解放军火箭军工程设计研究院 Cooling tower system with white smoke removing function

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101545660A (en) * 2009-05-15 2009-09-30 何森 Indoor temperature and humidity independent control system
CN201827984U (en) * 2010-10-18 2011-05-11 郑州中南科莱空调设备有限公司 Central air-conditioning system of capillary network tail-end water source heat pump
CN102087038A (en) * 2009-12-08 2011-06-08 河南省电力勘测设计院 Independent dehumidification air conditioning method and device for adjusting humidity by using external ice-melting cold storage and adjusting temperature by using underground water
CN102230652A (en) * 2011-06-10 2011-11-02 东南大学 Heat and humidity segmented treatment air-conditioning device and method combined with radiation cold supply
CN102538112A (en) * 2012-03-20 2012-07-04 上海理工大学 Household heat and humidity separate control radiation air conditioning system and control method thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10132361A (en) * 1996-10-30 1998-05-22 Hitachi Ltd Air conditioning system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101545660A (en) * 2009-05-15 2009-09-30 何森 Indoor temperature and humidity independent control system
CN102087038A (en) * 2009-12-08 2011-06-08 河南省电力勘测设计院 Independent dehumidification air conditioning method and device for adjusting humidity by using external ice-melting cold storage and adjusting temperature by using underground water
CN201827984U (en) * 2010-10-18 2011-05-11 郑州中南科莱空调设备有限公司 Central air-conditioning system of capillary network tail-end water source heat pump
CN102230652A (en) * 2011-06-10 2011-11-02 东南大学 Heat and humidity segmented treatment air-conditioning device and method combined with radiation cold supply
CN102538112A (en) * 2012-03-20 2012-07-04 上海理工大学 Household heat and humidity separate control radiation air conditioning system and control method thereof

Also Published As

Publication number Publication date
CN104329759A (en) 2015-02-04

Similar Documents

Publication Publication Date Title
CN205606685U (en) Indoor new trend and oil extraction cigarette system
CN206361857U (en) Heat reclamation type embrane method solution heat pump system
CN203980480U (en) Energy-saving and purifying type fresh-air ventilation air conditioner integrated machine
CN101876469B (en) Heat pump coupling contraflow type liquid-desiccant central ventilation system and control method thereof
CN105352079B (en) A kind of humiture independent treating air-conditioning system of Lowlevel thermal energy driving
CN103982958B (en) Two-stage precooling dehumidification device and method
CN201858726U (en) Humidifying fresh air heat pump capable of realizing total heat recovery
CN105841272B (en) A kind of humiture independence control air conditioner system of Driven by Solar Energy
CN101995062A (en) Total heat recovery humidifying fresh-air heat pump
CN104676782B (en) A kind of solution humidifying air processor of multistage distributary
CN105737288B (en) The air handling system of humidity self-control
CN202692282U (en) Double-cold-source heat pump total heat recovery humidity-regulating temperature-controlling fresh air set and control mode thereof
CN106051975A (en) Frostless air source heat pump device and method based on membrane method dehumidification and indoor regeneration humidification
CN101373086B (en) Moisture-keeping energy-saving air conditioner
CN202494188U (en) Double-medium circulating cold and warm humidifying air conditioner
CN102628626B (en) Air conditioning dehumidification evaporative type condensation three-work-condition cold and hot water unit
CN201582927U (en) Coupling counterflow-type solution dehumidification fresh air system of heat pump
CN101403541B (en) Heat pump air conditioning system
CN201285124Y (en) Vaporization cooling and evaporation condensing combined air-conditioning unit
CN201569247U (en) Thermal pump dehumidification drying machine
CN103900174B (en) A kind of dual temperature radiant heat pump-type room air conditioner processing new wind
CN201885389U (en) Heat pump water heater with simultaneous two-stage condensing gas supply
CN102162692B (en) Combined home-use air conditioning heat pump hot water machine system
CN107869812A (en) Integral type embrane method solution heat pump system
CN205619516U (en) Energy -saving low humidity fresh air conditioning

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 200093 Shanghai military road, Yangpu District, No. 516

Co-patentee after: Shanghai source information environment Polytron Technologies Inc

Patentee after: University of Shanghai for Science and Technology

Address before: 200093 Shanghai military road, Yangpu District, No. 516

Co-patentee before: SHANGHAI YUANZHI ENVIRONMENTAL TECHNOLOGY CO., LTD.

Patentee before: University of Shanghai for Science and Technology