CN104964473B - A kind of energy-saving freezing depth dehumidified air processing method - Google Patents
A kind of energy-saving freezing depth dehumidified air processing method Download PDFInfo
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- CN104964473B CN104964473B CN201510275819.3A CN201510275819A CN104964473B CN 104964473 B CN104964473 B CN 104964473B CN 201510275819 A CN201510275819 A CN 201510275819A CN 104964473 B CN104964473 B CN 104964473B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/002—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an intermediate heat-transfer fluid
- F24F12/003—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an intermediate heat-transfer fluid using a heat pump
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/144—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only
- F24F2003/1446—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only by condensing
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention belongs to Refrigeration ＆ Air-Conditioning technical field, it is related to a kind of energy-saving freezing depth dehumidified air processing method, pending air flows out into conditioning section from air pretreatment section, processed air is first cooled by heat pipe cold recovery with evaporator group, then colod-application heat exchanger group is prefabricated again further to cool down, then liquid water droplets are removed through preceding water fender with after evaporator group further cooling by heat pump cycle, again the liquid water droplets carried secretly in air are removed after freeze drying kind of refrigeration cycle carries out depth cooling with evaporator through rear water plate, flow through after freeze drying kind of refrigeration cycle heated with condenser, air sequentially enters air inlet post processing section after two phase flow cold recovery is further heated using condenser group and heat pump cycle condenser group, complete the conditioning processing procedure of air；Its technique is simple, easy to operate, and cost is low, less energy consumption, and energy utilization rate is high, and refrigerated dehumidification efficiency high is environment-friendly.
Description
Technical field：
The invention belongs to Refrigeration ＆ Air-Conditioning technical field, is related to a kind of by inside and outside combined type biphase gas and liquid flow heat pipe cold time
Power-saving technology, inside and outside combined heat pump power-saving technology, multistage combined freezing depth dehumidifying technology etc. is received to organically combine and formed
Air processor, a kind of particularly high-efficiency and energy-saving type freezing depth dehumidified air processing method.
Background technology：
At present, must all there is the manufacturability of low humidity in many production processes of the industry such as pharmacy, electronics, weaving throughout the year
Air conditioner surroundings, and the air handling process of low humidity is realized in summer and generally requires to consume the substantial amounts of energy；Convective drying (also referred to as gas
Stream drying) it is a kind of drying mode being most widely used during industrial and agricultural production, to realize convective drying, it is necessary to have low humidity
Degree dries source of the gas, and provides the low humidity source of the gas and be often also required to consume the substantial amounts of energy.The existing processing side for realizing air dewetting
Method mainly includes freeze drying method and rotary wheel dehumidifying method two schemes, and the freeze drying method of generally use is cold using 7-12 DEG C
Freeze water as refrigerant to cool down processed air, accessible machine dewpoint temperature can not meet typically more than 14 DEG C
The air handling requirement of low temperature, low humidity；Rotary wheel dehumidifying method disclosure satisfy that low humidity although can reach very low machine dewpoint temperature
Air handling requirement, but processing procedure energy consumption is very huge.
Air is more thoroughly dehumidified to realize, while reduces dehumidification process energy consumption, in recent decades, people employ
Direct-expansion type freeze drying method, such as all kinds of small frozen dehumidifiers, small frozen conditioning machine, handle freeze drying method
The machine dewpoint temperature that air can reach is reduced to more than 10 DEG C by more than 14 DEG C, and dehumidifying depth increases, but still can not
Meet the machine dewpoint temperature requirement of many production processes.The hair for the Patent No. ZL201210290885.4 that the applicant proposes
Bright patent discloses a kind of energy-saving type conditioning air-treatment method, by by inside and outside combined type two phase flow heat pipe cold recovery
Organically combined using technology, parallel compound Compressing Refrigeration, inside and outside combined heat pump power-saving technology etc., the air-conditioning formed
The energy consumption of system is only the 1/5-1/3 using rotating cage dehumanization method air-conditioning system, and it enables machine dewpoint temperature steady for a long time
Surely control at 4 DEG C, there is significant energy-saving effect, disclosure satisfy that the machine dewpoint temperature requirement of general industry system requirements,
But the technology can not meet that many special producings cross the machine dewpoint temperature of range request less than 4 DEG C, even require low sometimes and arrive -25
DEG C situation.
The content of the invention：
The shortcomings that it is an object of the invention to overcome prior art to exist, seek design and a kind of energy-saving freezing depth is provided
The air-treatment method of dehumidifying, solve the problems, such as that low-humidity air processing procedure energy consumption is huge in the prior art.
To achieve these goals, the present invention realizes that its is specific in energy-saving freezing depth dehumidified air processing unit
Process is：In the presence of blower fan, pending air flows out into conditioning section from air pretreatment section, in temperature adjustment
In damping section, the heat pipe cold that processed air is first recycled by inside and outside combined type two phase flow heat pipe cold in subsystem returns
Receipts are cooled with evaporator group, and the pre- heat exchanger for refrigerating group for being then prefabricated colod-application heat exchanger subsystem again is further cold
But, then further cooled down with evaporator group by the heat pump cycle of inside and outside combined heat pump cycle subsystem, now, air themperature
Not less than 4 DEG C, reach the 1st dew-point temperature；After the premenstrual water fender removal liquid water droplets of air for reaching the 1st dew-point temperature, then pass through
Multistage composite type cold is crossed to freeze 2-10 freeze drying kind of refrigeration cycle of desiccant cooling cycle subsystem with evaporator to carry out depth cold
But, processed air is finally reached the 2nd dew-point temperature, minimum to reach -25 DEG C, and then, air is removed in air through rear water plate
The 2-10 freeze drying refrigeration of multistage combined freeze drying kind of refrigeration cycle subsystem is flowed through after the liquid water droplets of entrainment successively
Circulation is heated with condenser, and after the 2nd dew-point temperature is heated to 4-12 DEG C, air enters two phase flow cold and returned air themperature
Receive and be further heated to 12-20 DEG C using condenser group, finally enter the heat pump cycle condenser of heat pump cycle subsystem
Group further heating, air reach air inlet post processing section after the ventilation temperature of setting, complete the conditioning processing of air
Process；Wherein, central control subsystem is by adjusting the refrigeration energy of pre- heat exchanger for refrigerating subsystem and heat pump cycle subsystem
Power controls the 1st dew-point temperature, reaches cooling and the target tentatively to dehumidify；Central control subsystem is multistage combined cold by adjusting
The refrigerating capacity for freezing desiccant cooling cycle subsystem controls the 2nd dew-point temperature, reaches depth dehumidifying and accurate control relative humidity
Target；Pass through the size of external heat exhaust in adjusting heat pump cycle subsystem and the work without heat extraction heat pump cycle subsystem again
Make unit number control leaving air temp, reach the target of temperature adjustment.
The agent structure of energy-saving freezing depth dehumidified air processing unit of the present invention includes inside and outside combined type gas-liquid
Two phase flow heat pipe cold recovery, pre- heat exchanger for refrigerating, inside and outside combined type heat pump circulation, multistage combined freeze drying refrigeration are followed
Five subsystems of ring and center control, inside and outside combined type biphase gas and liquid flow heat pipe cold recovery subsystem include heat pipe cold recovery
With evaporator group and heat pipe cold recovery condenser group, heat pipe cold recovery with the both ends of evaporator group respectively with conditioning
Section connects with pre- heat exchanger for refrigerating group, and the front end of conditioning section connects with air pretreatment section；Pre- heat exchanger for refrigerating
System includes the outdoor unit of outer connecting pipe and pre- heat exchanger for refrigerating in pre- heat exchanger for refrigerating group, pre- heat exchanger for refrigerating；
The outdoor unit that the upper end of pre- heat exchanger for refrigerating group passes through outer connecting pipe in pre- heat exchanger for refrigerating and pre- heat exchanger for refrigerating
Connection；Inside and outside combined heat pump cycle subsystem includes heat pump cycle evaporator group and heat pump cycle condenser group；Heat pump
Circulation is connected with the front end of evaporator group with pre- heat exchanger for refrigerating group, and rear end is provided with preceding water fender, and preceding water fender rear end is provided with
1st dew point temperature sensor, the 1st dew point temperature sensor pass through the 1st dew point temperature sensor signal wire and central controller electricity
Information connects；Multistage combined freeze drying kind of refrigeration cycle subsystem is by 2-10 freeze drying kind of refrigeration cycle according to series and parallel
Compound structure type arrangement is formed, and the structure of 2-10 freeze drying kind of refrigeration cycle is identical with size, by air current flow
Direction, 2-10 freeze drying kind of refrigeration cycle evaporator arrange that 2-10 freeze drying kind of refrigeration cycle condenses using parallel way
Device uses arranged in series, and each freeze drying kind of refrigeration cycle includes freeze drying kind of refrigeration cycle evaporator feed pipe, cold
Freeze desiccant cooling circulation defrost magnetic valve, freeze drying kind of refrigeration cycle choke valve, freeze drying kind of refrigeration cycle defrost steam pipe, cold
Freeze desiccant cooling cyclic drying filter, freeze drying kind of refrigeration cycle fluid reservoir, liquid back pipe, freeze drying kind of refrigeration cycle return air temperature
Degree sensor, freeze drying kind of refrigeration cycle evaporator drip tray, freeze drying kind of refrigeration cycle muffler, freeze drying refrigeration are followed
Ring compressor, freeze drying kind of refrigeration cycle exhaust main pipe magnetic valve, freeze drying kind of refrigeration cycle exhaust main pipe, freeze drying refrigeration
Circulation evaporator and freeze drying kind of refrigeration cycle condenser, the rear side of freeze drying kind of refrigeration cycle evaporator are provided with freezing
Adjusting air valve after desiccant cooling cycle condenser, the lower end of freeze drying kind of refrigeration cycle evaporator are provided with freeze drying refrigeration and followed
Ring evaporator drip tray, freeze drying kind of refrigeration cycle pass through freeze drying kind of refrigeration cycle evaporator feed flow respectively with evaporator
Pipe, freeze drying kind of refrigeration cycle defrost steam pipe, liquid back pipe, freeze drying kind of refrigeration cycle muffler and freeze drying refrigeration are followed
Ring exhaust main pipe and freeze drying kind of refrigeration cycle condenser tubes UNICOM, freeze drying kind of refrigeration cycle compressor are removed by freezing
Wet kind of refrigeration cycle muffler is compressed from freeze drying kind of refrigeration cycle with low-pressure steam, freeze drying kind of refrigeration cycle is sucked in evaporator
Freeze drying kind of refrigeration cycle defrost steam pipe and freeze drying kind of refrigeration cycle exhaust main pipe, freeze drying refrigeration are sent into the exhaust of machine
Circulating evaporator feed pipe and liquid back pipe concatenation UNICOM, between freeze drying kind of refrigeration cycle evaporator feed pipe and liquid back pipe in the past
Freeze drying kind of refrigeration cycle choke valve, freeze drying kind of refrigeration cycle device for drying and filtering and freeze drying refrigeration is sequentially provided with backward to follow
Ring fluid reservoir, freeze drying kind of refrigeration cycle defrost steam pipe are provided with freeze drying kind of refrigeration cycle defrost magnetic valve, freeze drying
Freeze drying kind of refrigeration cycle is sequentially provided with pipeline between kind of refrigeration cycle muffler and freeze drying kind of refrigeration cycle exhaust main pipe
Suction temperature sensor, freeze drying kind of refrigeration cycle compressor and freeze drying kind of refrigeration cycle exhaust main pipe magnetic valve；First
The front end of freeze drying kind of refrigeration cycle condenser is provided with rear water plate, and rear water plate and first freeze drying kind of refrigeration cycle are used
The 2nd dew point temperature sensor is provided between condenser；Last freeze drying kind of refrigeration cycle is set successively with the rear side of condenser
There are heat pipe cold recovery condenser group, heat pump cycle condenser group, blower fan and air post processing section, air to post-process in section
It is provided with air outlet Temperature Humidity Sensor and air outlet wind speed air flow sensor；Central control subsystem include central controller,
Freeze drying kind of refrigeration cycle defrost control line of electromagnetic valve, freeze drying kind of refrigeration cycle suction temperature sensor signal lines, the 1st dew point
Adjusting air valve control line, the compression of freeze drying kind of refrigeration cycle after temperature sensor signal line, freeze drying kind of refrigeration cycle evaporator
Machine control line, freeze drying kind of refrigeration cycle exhaust main pipe control line of electromagnetic valve, the 2nd dew point temperature sensor signal wire, blower fan wind
Adjustment control line, air outlet Temperature Humidity Sensor signal wire and air outlet wind speed air flow sensor signal wire are measured, freezes desiccant cooling
Circulate defrost magnetic valve, freeze drying kind of refrigeration cycle suction temperature sensor, the 1st dew point temperature sensor, freeze drying refrigeration
Adjusting air valve, freeze drying kind of refrigeration cycle compressor, freeze drying kind of refrigeration cycle exhaust main pipe magnetic valve, after circulating evaporator
2 dew point temperature sensors, blower fan, air outlet Temperature Humidity Sensor and air outlet wind speed air flow sensor pass through freeze drying respectively
Kind of refrigeration cycle defrost control line of electromagnetic valve, freeze drying kind of refrigeration cycle suction temperature sensor signal lines, the 1st dew-point temperature sensing
Adjusting air valve control line after device signal wire, freeze drying kind of refrigeration cycle evaporator, freeze drying kind of refrigeration cycle compressor control line,
Freeze drying kind of refrigeration cycle exhaust main pipe control line of electromagnetic valve, the 2nd dew point temperature sensor signal wire, fan delivery regulation control
Line, air outlet Temperature Humidity Sensor signal wire and air outlet wind speed air flow sensor signal wire processed and central controller power information connect
Connect.
Inside and outside combined type two phase flow heat pipe cold of the present invention recycles subsystem and patent of invention
Inside and outside combined type two phase flow heat pipe cold in a kind of energy-saving type conditioning air-treatment method disclosed in ZL201210290885.4
It is identical that amount recycles subsystem.
Pre- heat exchanger for refrigerating subsystem of the present invention be with patent ZL201210290885.4 disclosed in a kind of save
Identical parallel compound compresses refrigeration subsystem, or the table by general handpiece Water Chilling Units in formula conditioning air-treatment method
The heat exchanger subsystem that cooler is formed, pre- heat exchanger for refrigerating can efficiently discharge air-conditioning under summer most hot operating mode
Unnecessary heat in the circulatory system.
Heat pump cycle subsystem of the present invention is adjusted with a kind of energy-saving type disclosed in patent of invention ZL201210290885.4
Heat pump cycle subsystem is similar in warm conditioned air processing method, including inside and outside combined type band heat extraction heat pump cycle and inside and outside compound
Formula circulates without the class of heat extraction heat pump cycle two, and the cold of the evaporator of heat pump cycle subsystem is used for after further cooling down precooling
Air, the 1st dew-point temperature is reached, realize that temperature with high efficiency dehumidifies, the heat extraction of its condenser a, part reaches for heating
Low temperature, low-humidity air after 2 dew-point temperatures, conditioning section leaving air temp is set to reach sets requirement, the unnecessary heat of another part
Amount, by outdoor condenser discharge into external environment condition, realize the balance control of conditioning section energy.
The operation principle of multistage combined freeze drying kind of refrigeration cycle subsystem of the present invention is：Freeze drying refrigeration is followed
Ring further realizes depth cooling and dehumidifying with evaporator to the air for reaching the 1st machine dewpoint temperature, makes processed air most
Reach very low the 2nd machine dewpoint temperature (minimum reachable -25 DEG C) eventually, and the heat extraction of freeze drying kind of refrigeration cycle condenser,
For heating low temperature, low-humidity air after reaching the 2nd dew-point temperature, efficiently utilized while realizing hot and cold energy；Using multistage
Compound purpose is by the mode of taking turns to operate, and ensures to carry out defrost deicing processing in wherein one-level freeze drying kind of refrigeration cycle
When, remaining freeze drying kind of refrigeration cycle still ensures that the requirement for meeting depth cooling dehumidification.
The operation principle of central control subsystem of the present invention is：By the air-out humiture being arranged in conditioning section
Sensor obtains wind pushing temperature, and central controller to outdoor condenser fan in heat pump cycle subsystem by (referring to patent
ZL201210290885.4 rotating speed) is controlled to change external heat exhaust, realizes the regulation to conditioning section leaving air temp, if
The rotation speed of fan of outdoor condenser, which is transferred to the limit, can not still meet the regulation requirement of wind pushing temperature, then further automatically adjusts band row
The working frequency of compressor in heat driven heat pump cycle subsystem, the regulation of wind pushing temperature is completed, detailed process is such as
ZL201210290885.4 is disclosed；Central control subsystem passes through the 1st dew point temperature sensor that is arranged in conditioning section
The 1st dew-point temperature is obtained with the 1st dew point temperature sensor signal wire, central controller is by compressing refrigeration to parallel compound
The work number of units of system and its working frequency size of compressor are automatically controlled, and complete the regulation of the 1st dew-point temperature；Center
Control subsystem passes through the 2nd dew point temperature sensor and the 2nd dew point temperature sensor signal wire that are arranged in conditioning section
The 2nd dew-point temperature is obtained, central controller is big by the working frequency to multistage combined freeze drying kind of refrigeration cycle compressor
It is small to carry out automatically controlling the regulation for completing the 2nd dew-point temperature；Central control subsystem by freeze drying kind of refrigeration cycle return air temperature
The suction temperature that sensor obtains each freeze drying kind of refrigeration cycle compressor is spent, by the return-air of freeze drying kind of refrigeration cycle compressor
Temperature, working time judge frosting and the ice condition of each freeze drying kind of refrigeration cycle evaporator, when one of them is cold
When freeze desiccant cooling circulation needs to carry out defrostingization ice with evaporator, start a freezing in stand-by operation state first and remove
Wet kind of refrigeration cycle, it is then switched off needing carrying out adjusting air valve after the freeze drying kind of refrigeration cycle evaporator of defrostingization ice, then beats
The freeze drying kind of refrigeration cycle defrost magnetic valve is driven, the freeze drying refrigeration for simultaneously closing off freeze drying kind of refrigeration cycle circulation is followed
Ring exhaust main pipe magnetic valve, the exhaust of freeze drying kind of refrigeration cycle compressor is set to be removed into freeze drying kind of refrigeration cycle with evaporator
Frostization ice, during defrostingization ice, the suction temperature of freeze drying kind of refrigeration cycle compressor steps up, when suction temperature liter
When height is to 4 DEG C, defrostingization ice terminates, and central control subsystem closes the freeze drying kind of refrigeration cycle compressor, allows completion to defrost
Changing the freeze drying kind of refrigeration cycle evaporator of ice has the wall drying process of more than ten minutes, and subsequent freeze drying refrigeration is followed
Ring just enters stand-by operation state；Central controller can only at most have a freeze drying kind of refrigeration cycle to carry out according to the same time
The principle of defrosting process, the defrosting ice process of scientific arrangement difference freeze drying kind of refrigeration cycle；Central control subsystem is by cloth
The air-out flow sensor put in conditioning section obtains wind supply quantity, and central controller passes through the tune to blower fan work frequency
Section, ensure that air feed figureofmerit is not influenceed by Frost formation process.
The present invention can form the conditioning air handling system of energy-efficient depth dehumidifying, can also form efficient section
Can, the convective drying air power source system of depth dehumidifying, both are only humiture (including air feed humiture, each work(of control
Humiture that can be after section processing) scope is different, and the quantity of used all kinds of subsystems is different from amount of capacity.
Two phase flow cold recovery in the present invention can also be arranged on multistage combined freezing using subsystem condenser group
Before the condenser group of desiccant cooling cycle subsystem, two phase flow cold recovery can be so allowed to increase using the operational difference of subsystem
Greatly, the efficiency that works improves；But now the work efficiency of freeze drying kind of refrigeration cycle subsystem can be due to the change of operating temperature range
Decline greatly.
The present invention compared with prior art, has advantages below：First, freezing depth dehumidified air processing unit and method
Energy consumption be only existing rotating cage dehumanization method 25%-40%, and its machine dewpoint temperature is minimum can also control steadily in the long term
System is greatly saved the energy, reduces the operating cost of low-humidity air processing procedure at -25 DEG C；Second, processed air
Machine dewpoint temperature is reduced to minimum -25 DEG C by more than 14 DEG C, realizes depth dehumidifying；Third, heat pump energy-conserving technology is utilized,
Both high-efficiency freezing dehumidification process had been realized, has realized high-efficiency heating process again, has saved heating process energy consumption；Fourth, using inside and outside
Combined type two phase flow heat pipe cold recycles subsystem, and effective recycling reaches the cold energy in the air of apparatus dew point,
Considerably reduce energy consumption；Fifth, by inside and outside combined type without heat extraction heat pump cycle subsystem and inside and outside combined type band heat extraction heat pump
The organic assembling of cycle subsystem, low temperature and low humidity air effectively can be heated using the heat discharged in condenser, both saved
Heating process energy consumption, also improves refrigerating efficiency；Sixth, the multistage combined freeze drying kind of refrigeration cycle for passing through special arrangement
Subsystem, the process of drying of deeper degree is realized, machine dewpoint temperature is reduced to minimum -25 DEG C by original 4 DEG C, energy
Enough meet the requirement of more production technologies；Its is simple in construction, easy to operate, and cost is low, less energy consumption, and energy utilization rate is high, refrigeration
Dehumidification rate is high, environment-friendly.
Brief description of the drawings：
Fig. 1 is the agent structure principle schematic of energy-saving freezing depth dehumidified air processing unit of the present invention.
Embodiment：
It is described further by way of example and in conjunction with the accompanying drawings.
Embodiment：
The agent structure of energy-saving freezing depth dehumidified air processing unit described in the present embodiment includes inside and outside combined type gas
Liquid two-phase heat pipe cold recovery, pre- heat exchanger for refrigerating, inside and outside combined type heat pump circulation, multistage combined freeze drying refrigeration
Five subsystems of circulation and center control, inside and outside combined type biphase gas and liquid flow heat pipe cold recovery subsystem include heat pipe cold and returned
Receipts evaporator group 16 and heat pipe cold recovery condenser group 24, heat pipe cold recovery with the both ends of evaporator group 16 respectively with
Conditioning section 15 connects with pre- heat exchanger for refrigerating group 17, and the front end of conditioning section 15 connects with air pretreatment section 14；
Pre- heat exchanger for refrigerating subsystem includes outer connecting pipe 32 in pre- heat exchanger for refrigerating group 17, pre- heat exchanger for refrigerating and pre- refrigeration
With the outdoor unit 33 of heat exchanger；The upper end of pre- heat exchanger for refrigerating group 17 by outer connecting pipe 32 in pre- heat exchanger for refrigerating with
The connection of the outdoor unit 33 of pre- heat exchanger for refrigerating；Inside and outside combined heat pump cycle subsystem includes heat pump cycle evaporator
Group 18 and heat pump cycle condenser group 25；The front end of heat pump cycle evaporator group 18 connects with pre- heat exchanger for refrigerating group 17
Logical, rear end is provided with preceding water fender 19, and preceding water fender rear end is provided with the 1st dew point temperature sensor 28, the 1st dew point temperature sensor 28
It is connected by the 1st dew point temperature sensor signal wire 36 with the power information of central controller 44；Multistage combined freeze drying refrigeration
Cycle subsystem is made up of 2-10 freeze drying kind of refrigeration cycle according to the compound structure type arrangement of series and parallel, and 2-10 cold
It is identical with size to freeze the structure of desiccant cooling circulation, by air current flow direction, 2-10 freeze drying kind of refrigeration cycle evaporation
Device 20 arranges that 2-10 freeze drying kind of refrigeration cycle condenser 23 uses arranged in series using parallel way, each freezing
Desiccant cooling circulation include freeze drying kind of refrigeration cycle evaporator feed pipe 1, freeze drying kind of refrigeration cycle defrost magnetic valve 2,
Freeze drying kind of refrigeration cycle choke valve 3, freeze drying kind of refrigeration cycle defrost steam pipe 4, freeze drying kind of refrigeration cycle dry filter
Device 5, freeze drying kind of refrigeration cycle fluid reservoir 6, liquid back pipe 7, freeze drying kind of refrigeration cycle suction temperature sensor 8, freeze drying
It is kind of refrigeration cycle evaporator drip tray 9, freeze drying kind of refrigeration cycle muffler 10, freeze drying kind of refrigeration cycle compressor 11, cold
Freeze desiccant cooling circulating exhaust main pipe magnetic valve 12, freeze drying kind of refrigeration cycle exhaust main pipe 13, freeze drying kind of refrigeration cycle to use
Evaporator 20 and freeze drying kind of refrigeration cycle condenser 23, freeze drying kind of refrigeration cycle are provided with freezing with the rear side of evaporator 20
Adjusting air valve 21 after desiccant cooling cycle condenser, freeze drying kind of refrigeration cycle are provided with freeze drying with the lower end of evaporator 20
Kind of refrigeration cycle evaporator drip tray 9, freeze drying kind of refrigeration cycle are steamed by freeze drying kind of refrigeration cycle respectively with evaporator 20
Send out device feed pipe 1, freeze drying kind of refrigeration cycle defrost steam pipe 4, liquid back pipe 7, freeze drying kind of refrigeration cycle muffler 10 and cold
Freeze desiccant cooling circulating exhaust main pipe 13 and the freeze drying kind of refrigeration cycle pipeline UNICOM of condenser 23, freeze drying kind of refrigeration cycle
Compressor 11 is steamed by freeze drying kind of refrigeration cycle muffler 10 from freeze drying kind of refrigeration cycle with suction low pressure in evaporator 20
Freeze drying kind of refrigeration cycle defrost steam pipe 4 and freeze drying system are sent into vapour, the exhaust of freeze drying kind of refrigeration cycle compressor 11
SAPMAC method exhaust main pipe 13, freeze drying kind of refrigeration cycle evaporator feed pipe 1 and liquid back pipe 7 concatenate UNICOM, freeze drying refrigeration
Freeze drying kind of refrigeration cycle choke valve 3 is sequentially provided between circulating evaporator feed pipe 1 and liquid back pipe 7 from front to back, freezing removes
Wet kind of refrigeration cycle device for drying and filtering 5 and freeze drying kind of refrigeration cycle fluid reservoir 6, on freeze drying kind of refrigeration cycle defrost steam pipe 4
Provided with freeze drying kind of refrigeration cycle defrost magnetic valve 2, freeze drying kind of refrigeration cycle muffler 10 and freeze drying kind of refrigeration cycle row
Freeze drying kind of refrigeration cycle suction temperature sensor 8, freeze drying kind of refrigeration cycle are sequentially provided with pipeline between gas main pipe 13
Compressor 11 and freeze drying kind of refrigeration cycle exhaust main pipe magnetic valve 12；First freeze drying kind of refrigeration cycle condenser 23
Front end is provided with rear water plate 22, rear water plate 22 and first freeze drying kind of refrigeration cycle and revealed between condenser 23 provided with the 2nd
Point temperature sensor 29；Last freeze drying kind of refrigeration cycle is sequentially provided with heat pipe cold recovery with the rear side of condenser 23 and used
Condenser group 24, heat pump cycle condenser group 25, blower fan 26 and air post processing section 27, air post-processes to be provided with section 27
Air outlet Temperature Humidity Sensor 30 and air outlet wind speed air flow sensor 31；Central control subsystem include central controller 44,
Freeze drying kind of refrigeration cycle defrost control line of electromagnetic valve 34, freeze drying kind of refrigeration cycle suction temperature sensor signal lines the 35, the 1st
Adjusting air valve control line 37, freeze drying refrigeration after dew point temperature sensor signal wire 36, freeze drying kind of refrigeration cycle evaporator
Recycle compressor control line 38, freeze drying kind of refrigeration cycle exhaust main pipe control line of electromagnetic valve 39, the 2nd dew point temperature sensor letter
Number line 40, fan delivery adjustment control line 41, air outlet Temperature Humidity Sensor signal wire 42 and air outlet wind speed air flow sensor
Signal wire 43, freeze desiccant cooling circulation defrost magnetic valve 2, freeze drying kind of refrigeration cycle suction temperature sensor 8, the 1st dew point temperature
Adjusting air valve 21, freeze drying kind of refrigeration cycle compressor 11, freezing remove after degree sensor 28, freeze drying kind of refrigeration cycle evaporator
Wet kind of refrigeration cycle exhaust main pipe magnetic valve 12, the 2nd dew point temperature sensor 29, blower fan 26, the and of air outlet Temperature Humidity Sensor 30
Air outlet wind speed air flow sensor 31 is freezed by freeze drying kind of refrigeration cycle defrost control line of electromagnetic valve 34, freeze drying respectively
After circulating suction temperature sensor signal lines 35, the 1st dew point temperature sensor signal wire 36, freeze drying kind of refrigeration cycle evaporator
Adjusting air valve control line 37, freeze drying kind of refrigeration cycle compressor control line 38, freeze drying kind of refrigeration cycle exhaust main pipe electromagnetism
Valve control line 39, the 2nd dew point temperature sensor signal wire 40, fan delivery adjustment control line 41, air outlet Temperature Humidity Sensor
Signal wire 42 and air outlet wind speed air flow sensor signal wire 43 are connected with the power information of central controller 44.
The present embodiment realizes that the detailed process of energy-saving freezing depth dehumidified air processing is：In the presence of blower fan 26,
Pending air flows out into conditioning section 15 from air pretreatment section 14, in conditioning section 15, is processed
Air first by inside and outside combined type two phase flow heat pipe cold recycle subsystem in heat pipe cold recovery evaporator group 16
Cool, the pre- heat exchanger for refrigerating group 17 for being then prefabricated colod-application heat exchanger subsystem again further cools down, then interior
The heat pump cycle of outer combined heat pump cycle subsystem is further cooled down with evaporator group 18, and now, air themperature is not less than 4
DEG C, reach the 1st dew-point temperature；After the premenstrual removal of water fender 19 liquid water droplets of air for reaching the 1st dew-point temperature, then by multistage
2-10 freeze drying kind of refrigeration cycle of combined type freezing desiccant cooling cycle subsystem carries out depth cooling, quilt with evaporator 20
The air of processing is finally reached the 2nd dew-point temperature, and minimum reachable -25 DEG C, then, air is removed in air through rear water plate 22 and pressed from both sides
The 2-10 freeze drying refrigeration for flowing through multistage combined freeze drying kind of refrigeration cycle subsystem after the liquid water droplets of band successively is followed
Ring is heated with condenser 23, and after the 2nd dew-point temperature is heated to 4-12 DEG C, air enters two phase flow cold and returned air themperature
Receive and be further heated to 12-20 DEG C using condenser group 24, finally enter the heat pump cycle condensation of heat pump cycle subsystem
Device group 25 is further heated, and air reaches air inlet post processing section 27 after the ventilation temperature of setting, and the temperature adjustment for completing air is adjusted
Procedure for wet processing；Wherein, central control subsystem is by adjusting pre- heat exchanger for refrigerating subsystem and heat pump cycle subsystem
Refrigerating capacity controls the 1st dew-point temperature, reaches cooling and the target tentatively to dehumidify；Central control subsystem is multistage multiple by adjusting
The refrigerating capacity of box-like freeze drying kind of refrigeration cycle subsystem controls the 2nd dew-point temperature, reaches depth dehumidifying and accurate control phase
To the target of humidity；Again by the size of external heat exhaust in adjusting heat pump cycle subsystem and without heat extraction heat pump cycle subsystem
Air temperature is made in the workbench numerical control of system, reaches the target of temperature adjustment.
Inside and outside combined type two phase flow heat pipe cold recycles subsystem and patent of invention described in the present embodiment
A kind of energy-saving type conditioning air-treatment method is identical disclosed in ZL201210290885.4.
Pre- heat exchanger for refrigerating subsystem described in the present embodiment be with patent of invention ZL201210290885.4 disclosed in one
Identical parallel compound compression refrigeration subsystem in kind energy-saving type conditioning air-treatment method, or by general cooling-water machine
The heat exchanger subsystem that the surface cooler of group is formed, pre- heat exchanger for refrigerating can be arranged efficiently under summer most hot operating mode
Go out heat unnecessary in air conditioner circulating system.
Heat pump cycle subsystem described in the present embodiment and a kind of energy-saving type disclosed in patent of invention ZL201210290885.4
Heat pump cycle subsystem is similar in conditioning air-treatment method, including inside and outside combined type band heat extraction heat pump cycle and inside and outside multiple
Box-like to be circulated without the class of heat extraction heat pump cycle two, the cold of the evaporator of heat pump cycle subsystem is used for after further cooling down precooling
Air, reach the 1st dew-point temperature, realize temperature with high efficiency dehumidify, the heat extraction of its condenser, a part reach for heating
Low temperature, low-humidity air after 2nd dew-point temperature, conditioning section leaving air temp is set to reach sets requirement, another part is unnecessary
Heat, by outdoor condenser discharge into external environment condition, realize the balance control of conditioning section energy.
The operation principle of multistage combined freeze drying kind of refrigeration cycle subsystem is described in the present embodiment：Freeze drying is freezed
Circulation further realizes depth cooling and dehumidifying with evaporator to the air for reaching the 1st machine dewpoint temperature, makes processed air
It is finally reached the 2nd very low machine dewpoint temperature (minimum reachable -25 DEG C), and freeze drying kind of refrigeration cycle is with the row of condenser 23
Heat, for heating low temperature, low-humidity air after reaching the 2nd dew-point temperature, efficiently utilized while realizing hot and cold energy；Using
The purpose of multistage composite is by the mode of taking turns to operate, and ensures to carry out defrost deicing in wherein one-level freeze drying kind of refrigeration cycle
During processing, remaining freeze drying kind of refrigeration cycle still ensures that the requirement for meeting depth cooling dehumidification.
The operation principle of central control subsystem described in the present embodiment is：Go out wind-warm syndrome by being arranged in conditioning section 15
Humidity sensor 30 obtains wind pushing temperature, and central controller 44 passes through (detailed to outdoor condenser fan in heat pump cycle subsystem
See patent ZL201210290885.4) rotating speed control and change external heat exhaust, realize to the leaving air temp of conditioning section 16
Regulation, if the rotation speed of fan of outdoor condenser is transferred to the limit and can not still meet the regulation requirement of wind pushing temperature, further from
Dynamic working frequency of the regulation with compressor in heat extraction heat pump cycle subsystem, completes the regulation of wind pushing temperature, detailed process is such as
ZL201210290885.4 is disclosed；Central control subsystem is sensed by the 1st dew-point temperature being arranged in conditioning section 15
The dew point temperature sensor signal wire 36 of device 28 and the 1st obtains the 1st dew-point temperature, and central controller 44 passes through to parallel compound pressure
The work number of units of contraction refrigeration subsystem and its working frequency size of compressor are automatically controlled, and complete the 1st dew-point temperature
Regulation；Central control subsystem passes through the 2nd dew point temperature sensor 29 and the 2nd dew-point temperature that are arranged in conditioning section 15
Sensor signal lines 40 obtain the 2nd dew-point temperature, and central controller 44 passes through to multistage combined freeze drying kind of refrigeration cycle pressure
The working frequency size of contracting machine 11 carries out automatically controlling the regulation for completing the 2nd dew-point temperature；Central control subsystem is removed by freezing
The suction temperature sensor 8 of wet kind of refrigeration cycle obtains the suction temperature of each freeze drying kind of refrigeration cycle compressor 11, is removed by freezing
The indexs such as the suction temperature of wet kind of refrigeration cycle compressor 11, working time judge each freeze drying kind of refrigeration cycle evaporator
20 frosting and ice condition, when some freeze drying kind of refrigeration cycle needs to carry out defrostingization ice with evaporator 20, open first
A dynamic freeze drying kind of refrigeration cycle in stand-by operation state, it is then switched off needing the freeze drying system for carrying out defrostingization ice
Adjusting air valve 21 after SAPMAC method evaporator, then the freeze drying kind of refrigeration cycle defrost magnetic valve 2 is opened, simultaneously close off the freezing
The freeze drying kind of refrigeration cycle exhaust main pipe magnetic valve 12 of desiccant cooling circulation circulation, makes freeze drying kind of refrigeration cycle compressor 11
Exhaust enter the freeze drying kind of refrigeration cycle defrostingization ice of evaporator 20, during defrostingization ice, freeze drying refrigeration follows
The suction temperature of ring compressor 11 steps up, and when suction temperature is increased to 4 DEG C, defrostingization ice terminates, center control subsystem
System closes the freeze drying kind of refrigeration cycle compressor 11, allows the freeze drying kind of refrigeration cycle evaporator 20 for completing defrostingization ice to have
The wall drying process of more than ten minutes, the subsequent freeze drying kind of refrigeration cycle just enter stand-by operation state；Central controller
44 can only at most have the principle that a freeze drying kind of refrigeration cycle carries out defrosting process according to the same time, and scientific arrangement difference is cold
Freeze the defrosting ice process of desiccant cooling circulation；Central control subsystem is sensed by the air-out flow being arranged in conditioning section
Device 31 obtains wind supply quantity, and central controller 44 ensures air feed figureofmerit not by frosting by the regulation to the working frequency of blower fan 26
The influence of process.
Claims (1)
1. a kind of energy-saving freezing depth dehumidified air processing method, it is characterised in that at energy-saving freezing depth dehumidified air
Realized in reason device, its detailed process is：In the presence of blower fan, pending air flows out from air pretreatment section goes forward side by side
Enter conditioning section, in conditioning section, processed air is first recycled by inside and outside combined type two phase flow heat pipe cold
Heat pipe cold recovery in subsystem is cooled with evaporator group, is then prefabricated the pre- refrigeration of colod-application heat exchanger subsystem again
Further cooled down with heat exchanger group, it is then further with evaporator group by the heat pump cycle of inside and outside combined heat pump cycle subsystem
Cooling, now, air themperature are not less than 4 DEG C, reach the 1st dew-point temperature；The premenstrual water fender of air for reaching the 1st dew-point temperature is gone
Used after liquid water droplets, then by 2-10 freeze drying kind of refrigeration cycle of multistage combined freeze drying kind of refrigeration cycle subsystem
Evaporator carries out depth cooling, and processed air is finally reached the 2nd dew-point temperature, and minimum to reach -25 DEG C, then, air is after
The 2- of multistage combined freeze drying kind of refrigeration cycle subsystem is flowed through after the liquid water droplets carried secretly in water fender removal air successively
10 freeze drying kind of refrigeration cycle are heated with condenser, and air themperature is after the 2nd dew-point temperature is heated to 4-12 DEG C, air
12-20 DEG C is further heated to using condenser group into two phase flow cold recovery, finally enters heat pump cycle subsystem
Heat pump cycle is further heated with condenser group, and air reaches air inlet post processing section after the ventilation temperature of setting, completes empty
The conditioning processing procedure of gas；Wherein, central control subsystem is followed by adjusting pre- heat exchanger for refrigerating subsystem with heat pump
The refrigerating capacity of loop subsystems controls the 1st dew-point temperature, reaches cooling and the target tentatively to dehumidify；Central control subsystem passes through
Adjust multistage combined freeze drying kind of refrigeration cycle subsystem refrigerating capacity control the 2nd dew-point temperature, reach depth dehumidifying and
The target of accurate control relative humidity；Again by the size of external heat exhaust in adjusting heat pump cycle subsystem and without heat extraction heat pump
Air temperature is made in the workbench numerical control of cycle subsystem, reaches the target of temperature adjustment；At the energy-saving freezing depth dehumidified air
Managing the agent structure of device includes inside and outside combined type biphase gas and liquid flow heat pipe cold recovery, pre- heat exchanger for refrigerating, inside and outside compound
Five formula heat pump cycle, multistage combined freeze drying kind of refrigeration cycle and center control subsystems, inside and outside combined type gas-liquid two-phase
Stream heat pipe cold recovery subsystem includes heat pipe cold recovery evaporator group and heat pipe cold recovery condenser group, heat pipe cold
Amount recovery is connected with conditioning section and pre- heat exchanger for refrigerating group respectively with the both ends of evaporator group, the front end of conditioning section
Connected with air pretreatment section；Pre- heat exchanger for refrigerating subsystem is including in pre- heat exchanger for refrigerating group, pre- heat exchanger for refrigerating
The outdoor unit of outer connecting pipe and pre- heat exchanger for refrigerating；The upper end of pre- heat exchanger for refrigerating group passes through in pre- heat exchanger for refrigerating
Outer connecting pipe connects with the outdoor unit of pre- heat exchanger for refrigerating；Inside and outside combined heat pump cycle subsystem is used including heat pump cycle
Evaporator group and heat pump cycle condenser group；Heat pump cycle is connected with the front end of evaporator group with pre- heat exchanger for refrigerating group,
Rear end is provided with preceding water fender, and preceding water fender rear end is provided with the 1st dew point temperature sensor, and the 1st dew point temperature sensor passes through the 1st dew
Point temperature sensor signal line is connected with central controller power information；Multistage combined freeze drying kind of refrigeration cycle subsystem is by 2-
10 freeze drying kind of refrigeration cycle arrange composition, 2-10 freeze drying kind of refrigeration cycle according to the compound structure type of series and parallel
Structure it is identical with size, by air current flow direction, 2-10 freeze drying kind of refrigeration cycle evaporator uses parallel way
Arrangement, 2-10 freeze drying kind of refrigeration cycle condenser use arranged in series, and each freeze drying kind of refrigeration cycle includes
Freeze drying kind of refrigeration cycle evaporator feed pipe, freeze drying kind of refrigeration cycle defrost magnetic valve, the throttling of freeze drying kind of refrigeration cycle
Valve, freeze drying kind of refrigeration cycle defrost steam pipe, freeze drying kind of refrigeration cycle device for drying and filtering, freeze drying kind of refrigeration cycle liquid storage
Tank, liquid back pipe, freeze drying kind of refrigeration cycle suction temperature sensor, freeze drying kind of refrigeration cycle evaporator drip tray, freezing
Desiccant cooling circulation muffler, freeze drying kind of refrigeration cycle compressor, freeze drying kind of refrigeration cycle exhaust main pipe magnetic valve, freezing
Desiccant cooling circulating exhaust main pipe, freeze drying kind of refrigeration cycle evaporator and freeze drying kind of refrigeration cycle condenser, freezing
The rear side of desiccant cooling circulation evaporator is provided with regulating valve after freeze drying kind of refrigeration cycle condenser, freeze drying kind of refrigeration cycle
Freeze drying kind of refrigeration cycle evaporator drip tray is provided with the lower end of evaporator, freeze drying kind of refrigeration cycle is distinguished with evaporator
Pass through freeze drying kind of refrigeration cycle evaporator feed pipe, freeze drying kind of refrigeration cycle defrost steam pipe, liquid back pipe, freeze drying system
SAPMAC method muffler and freeze drying kind of refrigeration cycle exhaust main pipe and freeze drying kind of refrigeration cycle condenser tubes UNICOM, freezing
Desiccant cooling recycle compressor is sucked by freeze drying kind of refrigeration cycle muffler from freeze drying kind of refrigeration cycle with evaporator
Freeze drying kind of refrigeration cycle defrost steam pipe and freeze drying are sent into low-pressure steam, the exhaust of freeze drying kind of refrigeration cycle compressor
Kind of refrigeration cycle exhaust main pipe, freeze drying kind of refrigeration cycle evaporator feed pipe and liquid back pipe concatenation UNICOM, freeze drying refrigeration are followed
Freeze drying kind of refrigeration cycle choke valve, freeze drying refrigeration are sequentially provided between ring evaporator feed pipe and liquid back pipe from front to back
Cyclic drying filter and freeze drying kind of refrigeration cycle fluid reservoir, freeze drying kind of refrigeration cycle defrost steam pipe remove provided with freezing
Wet kind of refrigeration cycle defrost magnetic valve, the pipe between freeze drying kind of refrigeration cycle muffler and freeze drying kind of refrigeration cycle exhaust main pipe
Freeze drying kind of refrigeration cycle suction temperature sensor, freeze drying kind of refrigeration cycle compressor and freeze drying system are sequentially provided with road
SAPMAC method exhaust main pipe magnetic valve；The front end of first freeze drying kind of refrigeration cycle condenser is provided with rear water plate, rear water
The 2nd dew point temperature sensor is provided between plate and first freeze drying kind of refrigeration cycle condenser；Last freeze drying
Kind of refrigeration cycle is with being sequentially provided with heat pipe cold recovery condenser group, heat pump cycle condenser group, blower fan on rear side of condenser
Section is post-processed with air, air outlet Temperature Humidity Sensor and air outlet wind speed air flow sensor are provided with air post processing section；
Central control subsystem includes central controller, freeze drying kind of refrigeration cycle defrost control line of electromagnetic valve, freeze drying refrigeration and followed
Wind is adjusted after ring suction temperature sensor signal lines, the 1st dew point temperature sensor signal wire, freeze drying kind of refrigeration cycle evaporator
Valve control line, freeze drying kind of refrigeration cycle compressor control line, freeze drying kind of refrigeration cycle exhaust main pipe control line of electromagnetic valve,
2 dew point temperature sensor signal wires, fan delivery adjustment control line, air outlet Temperature Humidity Sensor signal wire and air outlet wind speed
Air flow sensor signal wire, freeze desiccant cooling circulation defrost magnetic valve, freeze drying kind of refrigeration cycle suction temperature sensor, the 1st
Adjusting air valve, freeze drying kind of refrigeration cycle compressor, freezing remove after dew point temperature sensor, freeze drying kind of refrigeration cycle evaporator
Wet kind of refrigeration cycle exhaust main pipe magnetic valve, the 2nd dew point temperature sensor, blower fan, air outlet Temperature Humidity Sensor and air-out one's intention as revealed in what one says
Fast air flow sensor passes through freeze drying kind of refrigeration cycle defrost control line of electromagnetic valve, freeze drying kind of refrigeration cycle suction temperature respectively
Adjusting air valve control line after sensor signal lines, the 1st dew point temperature sensor signal wire, freeze drying kind of refrigeration cycle evaporator,
Freeze drying kind of refrigeration cycle compressor control line, freeze drying kind of refrigeration cycle exhaust main pipe control line of electromagnetic valve, the 2nd dew-point temperature
Sensor signal lines, fan delivery adjustment control line, air outlet Temperature Humidity Sensor signal wire and air outlet wind speed air quantity sensing
Device signal wire is connected with central controller power information.
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| CN106482268A (en) * | 2016-12-19 | 2017-03-08 | 青岛科思德节能设备有限公司 | A kind of energy-saving temperature-regulating conditioned air processing meanss |
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| CN114674119B (en) * | 2022-04-02 | 2024-03-01 | 浙江青风环境股份有限公司 | Frosting-inhibiting type powder cold dryer |
| CN114877580A (en) * | 2022-04-07 | 2022-08-09 | 东莞市仕易陶瓷科技有限公司 | Ultralow-temperature non-icing air box |
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| CN1884929A (en) * | 2006-07-08 | 2006-12-27 | 青岛大学 | Energy-saving air-conditioning system capable of recovering heat pipe cold quantum |
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