CN106500284A - A kind of all-fresh air energy-recovering air-conditioner group and its control method - Google Patents

A kind of all-fresh air energy-recovering air-conditioner group and its control method Download PDF

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Publication number
CN106500284A
CN106500284A CN201611053500.7A CN201611053500A CN106500284A CN 106500284 A CN106500284 A CN 106500284A CN 201611053500 A CN201611053500 A CN 201611053500A CN 106500284 A CN106500284 A CN 106500284A
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China
Prior art keywords
air
valve
fresh air
compressor
heat exchanger
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Pending
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CN201611053500.7A
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Chinese (zh)
Inventor
王亮添
丘海扬
陈禧
何健乐
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Guangdong Shenling Environmental Systems Co Ltd
Guangdong Shenling Air Conditioning Equipment Co Ltd
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Guangdong Shenling Air Conditioning Equipment Co Ltd
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Priority to CN201611053500.7A priority Critical patent/CN106500284A/en
Publication of CN106500284A publication Critical patent/CN106500284A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
    • 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
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • 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
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of 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
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/64Electronic processing using pre-stored data
    • 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
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/65Electronic processing for selecting an operating mode

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The present invention relates to air-conditioner set field, more particularly, to a kind of all-fresh air energy-recovering air-conditioner group and its control method.Air-conditioner set includes pressure fan, exhaust blower, compressor, evaporation cooling heat exchanger, throttle mechanism, evaporimeter, also include heat exchanger, the first fresh air air-valve, the second fresh air air-valve, air draft air inlet valve, the air draft entered from air draft air inlet valve enters back into evaporation cooling heat exchanger through after heat exchanger;The fresh air entered from the first fresh air air-valve enters evaporimeter through after heat exchanger;The fresh air entered from the second fresh air air-valve is directly entered evaporimeter;First fresh air air-valve, the second fresh air air-valve select a unlatching under the different operational modes of air-conditioner set.The present invention is recycled to the energy of air draft, realizes energy-efficient operation.

Description

A kind of all-fresh air energy-recovering air-conditioner group and its control method
Technical field
The present invention relates to air-conditioner set field, more particularly, to a kind of all-fresh air energy-recovering air-conditioner group and its control Method processed.
Background technology
Air conditioner with fresh air ventilator group refers to a kind of apparatus of air conditioning for providing fresh air.The wanting of use environment is functionally pressed Ask and can reach constant temperature and humidity or fresh air is provided merely.Operation principle is through removing in outdoor extraction ozone Dirt, dehumidifying(Or humidification), cooling(Or heat up)Deng interior is sent to by blower fan after processing, replace when space is got in indoor Original air.
Traditional air conditioner with fresh air ventilator group operation energy consumption superelevation, efficiency has to be hoisted.In order to improve efficiency, right in prior art The condensed water that air-conditioner set is produced is recycled, and by the condensed water recycling that reclaims and atomization, reduces condenser air inlet Heat exchange environment(Air)Temperature, so as to reduce compressor cooling power consumption, reaches economize on electricity purpose.
Although the recycling to condensed water can need extra with reducing energy consumption, air conditioner with fresh air ventilator group in discharge capacity After supplement, discharge capacity is far longer than fresh air value, and this causes discharge capacity to be not equal to new wind path so as to cannot realize the mesh of brand-new full row , additionally, in air conditioner with fresh air ventilator group running, in addition to condensed water can be recycled, also there is which in air-conditioner set His sensible heat, latent heat etc. can be recycled, and traditional air conditioner with fresh air ventilator group efficiency also has the space for improving efficiency.
Content of the invention
The present invention is to overcome at least one defect described in above-mentioned prior art(Not enough), there is provided a kind of energy-efficient complete Fresh air energy-recovering air-conditioner group.
The present invention also provides a kind of control method of energy-efficient all-fresh air energy-recovering air-conditioner group.
For solving above-mentioned technical problem, technical scheme is as follows:
A kind of all-fresh air energy-recovering air-conditioner group, including pressure fan, exhaust blower, compressor, evaporation cooling heat exchanger, throttling machine Structure, evaporimeter, also include heat exchanger, the first fresh air air-valve, the second fresh air air-valve, air draft air inlet valve, enter from air draft air inlet valve The air draft for entering enters back into evaporation cooling heat exchanger through after heat exchanger;The fresh air entered from the first fresh air air-valve passes through heat exchange Evaporimeter is entered after device;The fresh air entered from the second fresh air air-valve directly reaches evaporimeter;First fresh air air-valve, the second fresh air Air-valve selects a unlatching under the different operational modes of air-conditioner set.
In the air-conditioner set of the present invention, when the first fresh air air-valve is opened, twice using air draft, enter from air draft air inlet valve Air draft carries out sensible heat transfer, air draft the doing fresh air of high-quality in a heat exchanger with the fresh air entered from the first fresh air air-valve Ball temperature reduces, and the dry-bulb temperature of air draft is raised, and wet-bulb temperature is constant;Dry-bulb temperature is raised, wet-bulb temperature keeps constant row Wind carries out heat exchange in evaporation cooling heat exchanger, and the humiture of air draft determines the condensation temperature of evaporation cooling heat exchanger refrigeration system Degree, in evaporation cooling heat exchanger is evaporated Total heat exchange with high-temperature refrigeration machine, takes away condensation side heat in refrigeration system, lead to Cross exhaust blower and be discharged to the external world;When the second fresh air air-valve is opened, air draft is entered through after heat exchanger directly from air draft air inlet valve Reaching in evaporation cooling heat exchanger carries out heat exchange, equally can realize Total heat exchange, take away condensation side heat in refrigeration system. Two processes can be recycled to the energy of air draft, realize energy-efficient operation.
In such scheme, also include located at base of evaporator evaporator condensate disk and with evaporator condensate tray bottom First jet pipe of connection, the condensate of evaporimeter are sprayed onto evaporation cooling heat exchanger surface by the first jet pipe.By the solidifying of evaporimeter Bear water for evaporating cooling heat exchanger evaporative cooling for heat radiation, make the best use of everything, turn waste into wealth, while realizing energy-efficient operation, Water consumption is only the 40% of colleague's like product, economizes on water very much.
In such scheme, the bottom of evaporating condensation heat exchanger be provided with evaporation cooling circulating water disk and by water pump, pipeline with Second jet pipe of evaporation cooling circulating water tray bottom connection, the water for falling evaporation cooling circulating water disk are sprayed onto steaming by the second jet pipe Feel cold but heat exchanger surface.The water of evaporation cooling heat exchanger is circulated utilization, further reduces the water consumption of system.
In such scheme, the air-conditioner set is set to double-decker, and the heat exchanger is placed between double-decker, the One fresh air air-valve, evaporation cooling heat exchanger, throttle mechanism, evaporation cooling circulating water disk, water pump, the second jet pipe, exhaust blower are located at Double-deck bottom, air draft air inlet valve, the second fresh air air-valve, evaporimeter, evaporator condensate disk, compressor, pressure fan set In double-deck top layer, wherein, the second fresh air air-valve is located at the top of top layer.
In such scheme, the first fresh air air-valve and the second fresh air air-valve are each configured with new wind filter.
A kind of control method of all-fresh air energy-recovering air-conditioner group, using all-fresh air energy-recovering air-conditioner group described above Realize, methods described includes that the air conditioner executes summer cooling, conditioning in Transition Season cooling, three kinds of operational modes of winter ventilation, wherein The first fresh air air-valve is opened under summer cooling operational mode, close the second fresh air air-valve, conditioning in Transition Season cooling operational mode and winter The second fresh air air-valve is opened under ventilation cooling operational mode, the first fresh air air-valve is closed.
Run according to Study on Climate Division by summer cooling, conditioning in Transition Season cooling, winter ventilation operational mode, realize annual each gas Waiting can energy-efficient operation.
In such scheme, three kinds of operational modes are specially:
Detected when continuous n days be outdoor mean temperature T be more than the first preset temperature threshold value when, by summer cooling mode operation; When detecting T when continuous n days less than or equal to the second preset temperature threshold value, by winter ventilation mode operation;Remaining situation was pressed Season cooling mode operation is crossed, wherein, the first preset temperature threshold value is more than the second preset temperature threshold value, and n is more than 0.
In such scheme, the summer cooling operational mode is specially:
Air draft air inlet valve, the first fresh air air-valve is opened, the second fresh air air-valve is closed, water pump is opened, synchronous unlatching pressure fan, air draft Machine, is then turned on compressor, and control throttle mechanism is opened big or turns down valve element;
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, compressor unloading operation after preset time T A, is executed, often stable pre- If compressor unloading amplitude is successively decreased by preset ratio after time TB;
There are T6 > T0 when compressor is in non-100% running status, then compressor loads are run by preset ratio, every time Continue load operating after stable preset time T B of loading and detect T6 and T0 relations;
Still T6≤T0 after compressor unloading is to certain proportion, then stop compressor operating, first close compressor, a timing completely Between after switch off the pump, ventilation by exhaust fan run;
Then every preset time T B duplicate detection T6 and T0 relations, when meeting T6 > T0, by summer cooling operational mode again Open compressor.
In such scheme, the conditioning in Transition Season cooling operational mode is:
Air draft air inlet valve, the second fresh air air-valve is opened, the first fresh air air-valve cuts out, and water pump is opened, synchronous unlatching exhaust blower, air-supply Machine, opens compressor and then drives or turn down valve element compressor by preset ratio operation, control throttle mechanism is offloaded to big;
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, compressor unloading operation after preset time T A, is executed, often stable After preset time T B, compressor unloading amplitude is successively decreased by preset ratio;
There are T6 > T0 when compressor is in non-100% running status, then compressor loads are run by preset ratio, every time Continue load operating after stable preset time T B of loading and detect T6 and T0 relations;
Still T6≤T0 after compressor unloading is to certain proportion, then stop compressor operating, first close compressor, a timing completely Between after switch off the pump, ventilation by exhaust fan run;
Then every preset time T B duplicate detection T6 and T0 relations, when meeting T6 > T0, by conditioning in Transition Season cooling operational mode again Secondary unlatching compressor.
In such scheme, winter ventilation operational mode is specially:
Be first shut off compressor, switch off the pump after certain time, open air draft air inlet valve, the second fresh air air-valve, close first new Wind air-valve, exhaust blower, pressure fan are synchronously opened, and are executed and are arranged full the ventilation operational mode that send entirely;
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, exhaust blower, pressure fan is executed after preset time T A and synchronously unloads carrying OK, often stably pressure fan, exhaust blower unloading amplitude are successively decreased by preset ratio after preset time T B;
When pressure fan, exhaust blower T6 > T0 occur when being in non-100% running status, then same by preset ratio exhaust blower, pressure fan Step load operating, continues load operating after stable preset time T B of loading every time and detects T6 and T0 relations;
Still T6≤T0 after pressure fan, exhaust blower are offloaded to certain proportion, then stop exhaust blower, pressure fan, completely every default After time TB, duplicate detection T6 and T0 relations, when meeting T6 > T0, are again turned on exhaust blower, air-supply by winter ventilation operational mode Machine.
Compared with prior art, the beneficial effect of technical solution of the present invention is:
The present invention makes full use of air draft to improve the efficiency of system operation by using once or twice to air draft, while The water that the condensate of recycling evaporimeter and evaporation cooling heat exchanger flow out, also reduces system while improving system energy efficiency Water consumption.
The air-conditioner set of the present invention realizes summer cooling, conditioning in Transition Season cooling, winter ventilation in whole year according to temperature Change Being used alternatingly for operation Three models, realizes that double use of air draft is returned with evaporator condensate recycling altogether triplet energy Receive, energy-efficient, unit operation energy consumption is greatly reduced;
The winter ventilation operational mode of the present invention is that fresh air is directly sent into indoor, actual free cooling effect, further reduces The energy consumption of unit operation.
During the unit operation of the present invention, it is always ensured that exhaust air rate is equal to resh air requirement, refrigeration system is at brand-new full air-discharging Stable operation during reason, is conducive to all-fresh air ventilation and air conditioning system engineering construction.
Description of the drawings
Fig. 1 is a kind of schematic diagram of all-fresh air energy-recovering air-conditioner group of the invention.
Fig. 2 is a kind of shape assumption diagram of all-fresh air energy-recovering air-conditioner group of the invention.
Specific embodiment
Accompanying drawing being for illustration only property explanation, it is impossible to be interpreted as the restriction to this patent;
In order to the present embodiment is more preferably described, accompanying drawing some parts have omission, zoom in or out, and do not represent the chi of actual product Very little;
To those skilled in the art, in accompanying drawing, some known features and its possible omission of explanation will be understood by.
In describing the invention, it is to be understood that additionally, term " first ", " second " are only used for describing purpose, and It is not intended that indicating or implying the quantity of relative importance or implicit indicated technical characteristic.Thus, " first " of restriction, The feature of " second " can be expressed or implicitly include one or more this feature.In describing the invention, unless separately It is described, " multiple " are meant that two or more.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " company Connect " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or it is integrally connected;It can be machine Tool connection, or electrical connection;It can be joined directly together, or be indirectly connected with by intermediary, it may be said that two The connection of element internal.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition Concrete meaning.
With reference to the accompanying drawings and examples technical scheme is described further.
Embodiment 1
Such as Fig. 1 and shown, a kind of all-fresh air energy-recovering air-conditioner group of the invention, including pressure fan 1, exhaust blower 2, compressor 10th, evaporation cooling heat exchanger 5, throttle mechanism 7, evaporimeter 9, also include heat exchanger 5, the first fresh air air-valve 11, the second fresh air Air-valve 13, air draft air inlet valve 16, the air draft entered from air draft air inlet valve 16 enter back into evaporation cooling through after heat exchanger 15 and change Hot device 5;The fresh air entered from the first fresh air air-valve 11 enters evaporimeter 9 through after heat exchanger 15;From the second fresh air air-valve 13 The fresh air of entrance directly reaches evaporimeter 9;The difference operation of first fresh air air-valve 11, the second fresh air air-valve 13 in air-conditioner set A unlatching is selected under pattern.
In the air-conditioner set of the present invention, when the first fresh air air-valve 11 is opened, twice using air draft, enter from air draft air inlet valve 16 The air draft for entering carries out sensible heat transfer in heat exchanger 15 with the fresh air entered from the first fresh air air-valve 11, and the air draft of high-quality will The dry-bulb temperature of fresh air reduces, and the dry-bulb temperature of air draft is raised, and wet-bulb temperature is constant;Dry-bulb temperature is raised, wet-bulb temperature keeps Constant air draft carries out heat exchange in evaporation cooling heat exchanger 5, and the humiture of air draft determines the evaporation refrigeration of cooling heat exchanger 5 system The condensation temperature of system, in evaporation cooling heat exchanger 5 is evaporated Total heat exchange with high-temperature refrigeration machine, takes away cold in refrigeration system Solidifying side heat, is discharged to the external world by exhaust blower 2;When the second fresh air air-valve 13 is opened, air draft is entered from air draft air inlet valve 16 and is worn Directly reaching after over-heat-exchanger 15 in evaporation cooling heat exchanger 5 carries out heat exchange, equally can realize Total heat exchange, take away system Condensation side heat in cooling system.Two processes can be recycled to the energy of air draft, realize energy-efficient operation.
In specific implementation process, the operational mode of air-conditioner set includes summer cooling, conditioning in Transition Season cooling, winter ventilation three Operational mode is planted, and the first fresh air air-valve 11 is wherein opened under summer cooling operational mode, closes the second fresh air air-valve 13, conditioning in Transition Season The second fresh air air-valve 13 is opened under cooling operational mode and winter ventilation cooling operational mode, closes the first fresh air air-valve 11.Tool During body application, the all-fresh air energy-recovering air-conditioner group of the present invention is fully automatic operation, by the first fresh air air-valve 11 and/or the From dynamic detection, the new wind sensor arranged at two fresh air air-valves 13 judges that outdoor operating mode whole year is divided into summer cooling, conditioning in Transition Season Cooling, three kinds of operational modes of winter ventilation.Preset more than first when new wind sensor detects outdoor mean temperature T for continuous n days During temperature threshold, by summer cooling mode operation;When detecting T when continuous n days less than or equal to the second preset temperature threshold value, press Winter ventilation mode operation;Remaining situation presses the operation of conditioning in Transition Season cooling mode, and wherein, the first preset temperature threshold value is pre- more than second If temperature threshold, n is more than 0, and such as n is set to 7 days.First preset temperature threshold value and the second preset temperature threshold value can be according to reality Need to arrange, such as the first preset temperature threshold value is set to 27 degrees Celsius or 26 degrees Celsius, and the second preset temperature threshold value is set to 7 and takes the photograph Family name's degree or 6 degrees Celsius.
In specific implementation process, the air-conditioner set of the present invention also includes the evaporator condensate located at 9 bottom of evaporimeter Disk 8 and the first jet pipe 3 connected with 9 bottom of evaporator condensate disk, the condensate of evaporimeter 9 are sprayed onto steaming by the first jet pipe 3 Send out 5 surface of cooling heat exchanger.
Furthermore, the bottom of evaporating condensation heat exchanger 5 is provided with evaporation cooling circulating water disk 4 and by water pump 6, pipeline and evaporation Second jet pipe of 4 bottom of cooling circulating water disk connection, the water for falling evaporation cooling circulating water disk 4 are sprayed onto evaporation by the second jet pipe 5 surface of cooling heat exchanger.
In such scheme, the condensate in the condensate of evaporimeter and evaporation cooling heat exchanger is changed for evaporating cooling Hot device evaporative cooling for heat radiation, makes the best use of everything, turns waste into wealth, and while realizing energy-efficient operation, water consumption is only gone together similar The 40% of product, economizes on water very much.
In specific implementation process, air-conditioner set is set to double-decker, and heat exchanger 15 is placed between double-decker, the One fresh air air-valve 11, evaporation cooling heat exchanger 5, throttle mechanism 7, evaporation cooling circulating water disk 4, water pump 6, the second jet pipe, air draft Machine 2 is located at double-deck bottom, air draft air inlet valve 16, the second fresh air air-valve 13, evaporimeter 9, evaporator condensate disk 8, pressure Contracting machine 10, pressure fan 1 are located at double-deck top layer, and wherein, the second fresh air air-valve 13 is located at the top of top layer.In this scheme, Air-conditioner set is set to double-decker, the first fresh air of layout air-valve 11 and the second fresh air air-valve 13 is convenient to so that first is new After wind air-valve 11 starts, fresh air can be by entering back into evaporimeter 9, fresh air after the startup of the second fresh air air-valve 13 after heat exchanger 15 Evaporimeter 9 can be directly entered with obstructed heat exchange 15 excessively.
In specific implementation process, in order to ensure the quality of fresh air, the first fresh air air-valve 11 and the second fresh air air-valve 13 New wind filter 14 is each configured with, the fresh air entered from the first fresh air air-valve 11 or the second fresh air air-valve 13 can pass through new Wind filter 14 is filtered to fresh air.
In specific implementation process, the exit of the air-supply of pressure fan 1 is provided with air-supply air-valve 12, the outlet of 2 air draft of exhaust blower Place is provided with air draft outlet valve 17.
In specific implementation process, water pump 6 preferably adopts centrifugal water pump, throttle mechanism 7 preferably to adopt electronic throttle mechanism.
Based on the technical scheme of this specific embodiment, in a specific application example, continuous 7 days when new wind sensor When detecting outdoor mean temperature T more than 27 DEG C, by summer cooling mode operation;T was detected when continuous 7 days less than or equal to 7 DEG C when, by winter ventilation mode operation;Remaining situation presses the operation of conditioning in Transition Season cooling mode.Summer cooling, conditioning in Transition Season cooling, winter The specific works mode of tri- kinds of operational modes of Ji Tongfeng is as follows:
(1)Summer cooling operational mode
Air draft air inlet valve 16 is opened, air draft outlet valve 17, the first fresh air air-valve 11,12 synchronous opening of air-supply air-valve close second Fresh air air-valve 13, certain time such as synchronously open pressure fan 1, exhaust blower 2 as opened water pump 6, certain time after 30 seconds after 30 seconds, Certain time such as opens compressor 10 after 30 seconds again, and throttle mechanism 7 is according to setting degree of superheat TC(Pre-set temperature value) To open big or turn down valve element, such as 5 DEG C≤TC≤15 DEG C or TC=5 DEG C, reach control refrigeration machine flow process to control running precision Purpose.
When real-time wind pushing temperature T6≤setting wind pushing temperature T0, preset time T A(Such as 300s)Execute compressor 10 afterwards to unload Operation, often stable preset time T B(Such as 300s)The unloading of compressor 10 amplitude presses preset ratio afterwards(Such as 10%)Successively decrease;
There are T6 > T0 when compressor 10 is in non-100% running status, then press preset ratio(Such as 10%)Compressor 10 is added Carrying row, every time loading stablize preset time T B(Such as 300s)Continue load operating afterwards and detect T6 and T0 relations;
When compressor 10 is offloaded to certain proportion(Such as 25%)Still T6≤T0, then stop compressor 10 completely and run, first close pressure afterwards Contracting machine 10, certain time(Such as 30s)After switch off the pump 6, the ventilation operation of exhaust blower 2;
Then every preset time T B(Such as 300s)Duplicate detection T6 and T0 relations, when meeting T6 > T0, are run by summer cooling Pattern is again turned on compressor 10.
(2)Conditioning in Transition Season cooling operational mode
Open air draft air inlet valve 16, air draft air inlet valve 17, the second fresh air air-valve 13,12 synchronous opening of air-supply air-valve, the first fresh air Air-valve 11 cuts out, certain time(Such as 30s)Water pump 6 is opened, certain time(Such as 30s)Synchronous unlatching exhaust blower 2, pressure fan 1, then Certain time(Such as 30s)Open compressor 10 and then by compressor 10 by being offloaded to preset ratio(Such as 75% ratio)Operation, throttling Mechanism 7 opens big or turns down valve element according to degree of superheat TC is arranged, such as 5 DEG C≤TC≤15 DEG C or TC=5 DEG C, reaches control refrigeration machine Flow process is controlling the purpose of running precision.
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, preset time T A(Such as 300s)Execute compressor 10 afterwards to unload Carrying row, often stable preset time T B(Such as 300s)The unloading of compressor 10 amplitude presses preset ratio afterwards(Such as 10% ratio)Successively decrease;
There are T6 > T0 when compressor 10 is in non-100% running status, then press preset ratio(Such as 10% ratio)By compressor 10 load operatings, every time loading stablize preset time T B(Such as 300s)Continue load operating afterwards and detect T6 and T0 relations;
When compressor 10 is offloaded to certain proportion(Such as 25% ratio)Still T6≤T0, then stop compressor 10 completely and run, first close afterwards Close compressor 10, certain time(Such as 30s)After switch off the pump 6, the ventilation operation of exhaust blower 2;
Then every preset time T B(Such as 300s)Duplicate detection T6 and T0 relations, when meeting T6 > T0, are transported by conditioning in Transition Season cooling Row mode is again turned on compressor 10.
(3)Winter ventilation operational mode
It is first shut off compressor 10, certain time(Such as 30s)After switch off the pump 6, open air draft air inlet valve 16, air draft air inlet valve 17th, the second fresh air air-valve 13,12 synchronous opening of air-supply air-valve, close the first fresh air air-valve 11, and exhaust blower 2, pressure fan 1 are synchronously opened Open, execute and arrange full the ventilation operational mode that send entirely;
When real-time wind pushing temperature T6≤setting wind pushing temperature T0, preset time T A(Such as 300s)Exhaust blower 2, pressure fan 1 are executed afterwards Synchronous unloading operation, often stable preset time T B(Such as 300s)Pressure fan 1, the unloading amplitude of exhaust blower 2 press preset ratio afterwards(Such as 10% ratio)Successively decrease;
When pressure fan 1, exhaust blower 2 T6 > T0 occur when being in non-100% running status, then by preset ratio exhaust blower 2, air-supply 1 synchronous load operating of machine, every time loading stablize preset time T B(Such as 300s)Continue load operating afterwards and detect T6 and T0 relations;
When pressure fan 1, exhaust blower 2 are offloaded to certain proportion(Such as 25%)Still T6≤T0, then stop exhaust blower 2, pressure fan completely afterwards 1, every preset time T B(Such as 300s)Duplicate detection T6 and T0 relations afterwards, when meeting T6 > T0, by winter ventilation operational mode It is again turned on exhaust blower 2, pressure fan 1.
Different energy regeneratings can be realized under different operational modes, specially:
(1)Under summer cooling pattern, the air draft and the fresh air entered from the first fresh air air-valve 11 that enter from air draft air inlet valve 16 exist Heat exchange is carried out in heat exchanger 15, this process can produce the first weight energy regenerating, as shown in Fig. 2 being specially:
T1Dry bulb≤ preset temperature threshold value, after entering unit through heat exchanger 15, T2Dry bulb= T1+η*(T3-T4), T1Wet bulb=T2Wet bulb, the One Beijing South Maxpower Technology Co. Ltd amount yield is w1=QRow*(T2Dry bulb-T1Dry bulb)/3000, and pass through T2Dry bulbWith T2Wet bulbCan determine T2Enthalpy
(2)Under summer cooling pattern, conditioning in Transition Season cooling mode, evaporation can be all entered from the air draft of the entrance of air draft air inlet valve 16 cold But heat exchange is carried out in heat exchanger 5, now, can carry out the second weight energy regenerating, as shown in Fig. 2 being specially:
Wet and dry bulb temperature is respectively(T2Dry bulb, T2Wet bulb)Air enter evaporation cooling heat exchanger 5, evaporation cooling heat exchanger 5 in Through full heat(Sensible heat+latent heat)After exchange, the wet-bulb temperature in air condition point is respectively T5 with relative humidityWet bulb=(T2Wet bulb+7 ℃), T5Relative humidity=95%, and pass through T5Wet bulbWith T5Relative humidityCan determine the enthalpy T5 of T5Enthalpy, the second energy regenerating amount is w2=QRow*(T5Enthalpy-T2Enthalpy)/3000;
(3)Under summer cooling pattern, conditioning in Transition Season cooling mode, the condensing capacity Wat5=Q of evaporimeter 9Newly* (g4-g6)/ 1000, condensate Wat5 enter evaporating completely after evaporation cooling heat exchanger 5, and lkg water evaporates at ambient pressure can take away about 2428 KJ heats, then triplet energy yield is w3=Wat5*2428/674,
Wherein, T1 refers to the humiture duty parameter obtained from air draft air inlet valve 16, T1Dry bulbAnd T1Wet bulbRepresent T1's respectively Dry-bulb temperature and wet-bulb temperature;Preset temperature threshold value can be arranged according to actual conditions, be such as set to 27 DEG C;
T2 represents the humiture duty parameter that air draft is obtained after exchanging heat out through heat exchanger 15;T2Dry bulbAnd T2Wet bulbRepresent respectively from The dry-bulb temperature and wet-bulb temperature of T2, T2EnthalpyRepresent the enthalpy of T2;
T3 represents the humiture duty parameter for going out acquisition from the first fresh air air-valve 11;
T4 represents the humiture duty parameter that fresh air is obtained after 15 heat exchange of over-heat-exchanger process;
T5 represents air draft through evaporating the epidemic disaster duty parameter obtained after cooling heat exchanger 5 exchanges heat out;
T6 represents the epidemic disaster duty parameter that fresh air is obtained after exchanging heat out through evaporimeter 9;
Q represents air quantity, QRowRepresent that exhaust air rate, η represent that the Exchange of apparent heat efficiency of heat exchanger 15, g4 represent fresh air through heat exchanger 15 heat exchange out after water capacity, g6 represent fresh air exchange heat out through evaporimeter 9 after water capacity; QNewlyRepresent fresh-air volume;
When each humiture operating mode is calculated, calculated with dry bulb by dry bulb, wet bulb is calculated with wet bulb;Such as T3-T4 Carry out T3Dry bulb-T4Dry bulbAnd with T3Wet bulb-T4Wet bulbCalculating.
Under summer cooling operational mode and triple or double energy regenerating can be realized under conditioning in Transition Season cooling mode, efficiently Energy-conservation, is greatly reduced the energy consumption of unit operation.
The condensate of evaporimeter 9 is evaporated cooling for evaporating cooling heat exchanger 5 by the present invention, and evaporation liquefaction heat exchange is taken away cold Solidifying heat, condensate not calcic, magnesium ion evaporate 5 non-scaling of cooling heat exchanger, realize water saving and high efficient heat exchanging;
Air draft is discharged to the external world through heat absorption after Exchange of apparent heat and latent heat exchange segmentation fully use twice using air draft by the present invention.
The present invention realizes triple recuperation of heat energy lift technology and evaporation cooling heat transferring technology, can reach 2 row of exhaust blower Under the conditions of hot blast rate and 1 cooling air quantity identical of pressure fan, realize completing to drop using same portion air inside same unit Temperature, heat absorption, heat extraction circulation, are exchanged by carrying out Exchange of apparent heat, latent heat to air draft, after Total heat exchange, fully using air draft, need not On the premise of being additionally provided exhaust air rate, system balancing is realized.
Embodiment 2
On the basis of embodiment 1, the present invention also provides a kind of control method of all-fresh air energy-recovering air-conditioner group.This is concrete A kind of control method of all-fresh air energy-recovering air-conditioner group of embodiment is empty using the all-fresh air energy regenerating described in embodiment 1 Unit is adjusted to realize, above-mentioned air conditioner executes summer cooling, conditioning in Transition Season cooling, three kinds of operational modes of winter ventilation, wherein summer supplies The first fresh air air-valve 11 being opened under cold operation pattern, closing the second fresh air air-valve 13, conditioning in Transition Season cooling operational mode and winter are logical The second fresh air air-valve 13 is opened under wind cooling operational mode, closes the first fresh air air-valve 11.
During concrete application, the all-fresh air energy-recovering air-conditioner group of the present invention is fully automatic operation, by the first fresh air wind From dynamic detection, the new wind sensor arranged at valve 11 and/or the second fresh air air-valve 13 judges that whole year is divided into summer by outdoor operating mode Cooling, conditioning in Transition Season cooling, three kinds of operational modes of winter ventilation.When new wind sensor, to detect outdoor mean temperature T within continuous n days big When the first preset temperature threshold value, by summer cooling mode operation;It is default warm less than or equal to second that T was detected when continuous n days During degree threshold value, by winter ventilation mode operation;Remaining situation presses the operation of conditioning in Transition Season cooling mode, wherein, the first preset temperature threshold Value is more than the second preset temperature threshold value, and n is more than 0, and such as n is set to 7 days.First preset temperature threshold value and the second preset temperature threshold value Can arrange according to actual needs, such as the first preset temperature threshold value is set to 27 degrees Celsius or 26 degrees Celsius, the second preset temperature Threshold value is set to 7 degrees Celsius or 6 degrees Celsius.
When under summer cooling operational mode, the first fresh air air-valve 11 is opened, twice using air draft, enter from air draft air inlet valve 16 The air draft for entering carries out sensible heat transfer in heat exchanger 15 with the fresh air entered from the first fresh air air-valve 11, and the air draft of high-quality will The dry-bulb temperature of fresh air reduces, and the dry-bulb temperature of air draft is raised, and wet-bulb temperature is constant;Dry-bulb temperature is raised, wet-bulb temperature keeps Constant air draft carries out heat exchange in evaporation cooling heat exchanger 5, and the humiture of air draft determines the evaporation refrigeration of cooling heat exchanger 5 system The condensation temperature of system, in evaporation cooling heat exchanger 5 is evaporated Total heat exchange with high-temperature refrigeration machine, takes away cold in refrigeration system Solidifying side heat, is discharged to the external world by exhaust blower 2;
Under conditioning in Transition Season cooling operational mode, the second fresh air air-valve 13 is opened, and air draft enters through heat exchange from air draft air inlet valve 16 Directly reaching after device 15 in evaporation cooling heat exchanger 5 carries out heat exchange, equally can realize Total heat exchange, take away in refrigeration system Condensation side heat.
Run according to Study on Climate Division by summer cooling, conditioning in Transition Season cooling, winter ventilation operational mode, realize annual each gas Waiting can energy-efficient operation.
In specific implementation process, summer cooling operational mode is specially:
Air draft air inlet valve 16, the first fresh air air-valve 11 is opened, the second fresh air air-valve 13 is closed, water pump 6 is opened, synchronous unlatching air-supply Machine 1, exhaust blower 2, are then turned on compressor 10, and control throttle mechanism 7 is opened big or turns down valve element;
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, the unloading operation of compressor 10 after preset time T A, is executed, often stable After preset time T B, 10 unloading amplitude of compressor is successively decreased by preset ratio;
There are T6 > T0 when compressor 10 is in non-100% running status, then by preset ratio by 10 load operating of compressor, Continue by preset ratio load operating after stable preset time T B of loading every time and detect T6 and T0 relations;
Still T6≤T0 after compressor 10 is offloaded to certain proportion, then stop compressor 10 completely and run, first close compressor 10, Switch off the pump 6 after certain time, the ventilation operation of exhaust blower 2;
Then every preset time T B duplicate detection T6 and T0 relations, when meeting T6 > T0, by summer cooling operational mode again Open compressor 10.
In specific implementation process, the conditioning in Transition Season cooling operational mode is:
Air draft air inlet valve 16, the second fresh air air-valve 13 is opened, the first fresh air air-valve 11 cuts out, and water pump 6 is opened, synchronous unlatching air draft Machine 2, pressure fan 1, open compressor 10 and then drive greatly compressor 10 by preset ratio operation, control throttle mechanism 7 is offloaded to Or turn down valve element;
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, the unloading operation of compressor 10 is executed after preset time T A, per steady After determining preset time T B, 10 unloading amplitude of compressor is successively decreased by preset ratio;
There are T6 > T0 when compressor 10 is in non-100% running status, then by preset ratio by 10 load operating of compressor, Continue load operating in proportion after stable preset time T B of loading every time and detect T6 and T0 relations;
Still T6≤T0 after compressor 10 is offloaded to certain proportion, then stop compressor 10 completely and run, first close compressor 10, Switch off the pump 6 after certain time, the ventilation operation of exhaust blower 2;
Then every preset time T B duplicate detection T6 and T0 relations, when meeting T6 > T0, by conditioning in Transition Season cooling operational mode again Secondary unlatching compressor 10.
In specific implementation process, winter ventilation operational mode is specially:
Compressor 10 is first shut off, 6 after certain time, are switched off the pump, air draft air inlet valve 16, the second fresh air air-valve 13 is opened, is closed First fresh air air-valve 11, exhaust blower 2,1 synchronous unlatching of pressure fan, executes and arranges full the ventilation operational mode that send entirely;
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, exhaust blower 2,1 synchronous unloading of pressure fan after preset time T A, is executed Operation, often stably after preset time T B, pressure fan 1,2 unloading amplitude of exhaust blower are successively decreased by preset ratio;
When pressure fan 1, exhaust blower 2 T6 > T0 occur when being in non-100% running status, then by preset ratio exhaust blower 2, air-supply 1 synchronous load operating of machine, continues by preset ratio load operating after stable preset time T B of loading every time and detects that T6 and T0 is closed System;
When pressure fan 1, exhaust blower 2 are offloaded to certain after still T6≤T0, then stop exhaust blower 2, pressure fan 1 completely, every default After time TB, duplicate detection T6 and T0 relations, when meeting T6 > T0, are again turned on exhaust blower 2, are sent by winter ventilation operational mode Blower fan 1.
Above-mentioned technical proposal is based on, a kind of specific application example is:
(1)Summer cooling operational mode
Air draft air inlet valve 16 is opened, air draft outlet valve 17, the first fresh air air-valve 11,12 synchronous opening of air-supply air-valve close second Fresh air air-valve is opened water pump and synchronously opens pressure fan 1, exhaust blower after 6,30 seconds and opens compressor after 2,30 seconds after 13,30 seconds 10, throttle mechanism 7 is opened big or turns down valve element according to degree of superheat TC is arranged, such as 5 DEG C≤TC≤15 DEG C or TC=5 DEG C, reaches control Refrigeration machine flow process processed is controlling the purpose of running precision.
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, the unloading operation of compressor 10 after 300s, is executed, often stable After 300s, 10 unloading amplitude of compressor is successively decreased in such as 10% ratio;
There are T6 > T0 when compressor 10 is in non-100% running status, then in 10% ratio by 10 load operating of compressor, per Secondary loading continues by preset ratio load operating after stablizing 300s and detects T6 and T0 relations;
Still T6≤T0 after compressor 10 is offloaded to 25% ratio, then stop compressor 10 completely and run, first close compressor 10, Switch off the pump 6 after 30s, the ventilation operation of exhaust blower 2;
Then every 300s duplicate detections T6 and T0 relations, when meeting T6 > T0, it is again turned on pressing by summer cooling operational mode Contracting machine 10.
(2)Conditioning in Transition Season cooling operational mode
Open air draft air inlet valve 16, air draft air inlet valve 17, the second fresh air air-valve 13,12 synchronous opening of air-supply air-valve, the first fresh air Air-valve 11 cuts out, and 30s water pumps 6 are opened, and synchronously opens exhaust blower 2, pressure fan 1 after 30s, then then 30s unlatchings compressor 10 will Compressor 10 is opened big or turns down valve element according to degree of superheat TC is arranged by 75% operation, throttle mechanism 7 is offloaded to, and such as 5 DEG C≤TC≤ 15 DEG C or TC=5 DEG C, reach control refrigeration machine flow process to control the purpose of running precision.
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, the unloading operation of compressor 10 after 300s, is executed, often stable After 300s, 10 unloading amplitude of compressor is successively decreased in 10% ratio;
There are T6 > T0 when compressor 10 is in non-100% running status, then in 10% ratio by 10 load operating of compressor, per Secondary loading continues by preset ratio load operating after stablizing 300s and detects T6 and T0 relations;
Still T6≤T0 after compressor 10 is offloaded to 25% ratio, then stop compressor 10 completely and run, first close compressor 10, Switch off the pump 6 after 30s, the ventilation operation of exhaust blower 2;
Then every 300s duplicate detections T6 and T0 relations, when meeting T6 > T0, it is again turned on by conditioning in Transition Season cooling operational mode Compressor 10.
(3)Winter ventilation operational mode
Compressor 10 is first shut off, 6 after 30s, are switched off the pump, air draft air inlet valve 16, air draft air inlet valve 17, the second fresh air wind is opened Valve 13,12 synchronous opening of air-supply air-valve, the first fresh air air-valve 11 of closing, exhaust blower 2, pressure fan 1 are synchronously opened, execute The ventilation operational mode that send;
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, exhaust blower 2,1 synchronous unloading operation of pressure fan after 300s, is executed, per After stable 300s, pressure fan 1,2 unloading amplitude of exhaust blower are successively decreased in 10% ratio;
When pressure fan 1, exhaust blower 2 T6 > T0 occur when being in non-100% running status, then by preset ratio exhaust blower 2, air-supply 1 synchronous load operating of machine, continues by preset ratio load operating after the stable 300s of loading every time and detects T6 and T0 relations;
Still T6≤T0 after pressure fan 1, exhaust blower 2 are offloaded to 25%, then stop exhaust blower 2, pressure fan 1 completely, repeats after 300s Detection T6 and T0 relations, when meeting T6 > T0, are again turned on exhaust blower 2, pressure fan 1 by winter ventilation operational mode.
Different energy regeneratings can be realized under different operational modes, specially:
(1)Under summer cooling pattern, the air draft and the fresh air entered from the first fresh air air-valve 11 that enter from air draft air inlet valve 16 exist Heat exchange is carried out in heat exchanger 15, this process can produce the first weight energy regenerating, as shown in Fig. 2 being specially:
T1Dry bulb≤ preset temperature threshold value, after entering unit through heat exchanger 15, T2Dry bulb= T1+η*(T3-T4), T1Wet bulb=T2Wet bulb, the One Beijing South Maxpower Technology Co. Ltd amount yield is w1=QRow*(T2Dry bulb-T1Dry bulb)/3000, and pass through T2Dry bulbWith T2Wet bulbCan determine T2Enthalpy;Wherein, T1 refers to Be temperature of outgoing air that air draft air inlet valve 16 goes out, T1Dry bulbAnd T1Wet bulbThe dry-bulb temperature and wet-bulb temperature of T1 are represented respectively;Default temperature Degree threshold value can be arranged according to actual conditions, be such as set to 27 DEG C;T2Dry bulbAnd T2Wet bulbRepresent respectively and enter from air draft air inlet valve 16 Air draft through the temperature of outgoing air T2 after heat exchanger 15 dry-bulb temperature and wet-bulb temperature, T2EnthalpyRepresent the enthalpy of T2, QRowTable Show air draft air quantity.
(2)Under summer cooling pattern, conditioning in Transition Season cooling mode, the air draft entered from air draft air inlet valve 16 can all enter steaming Sending out in cooling heat exchanger 5 carries out heat exchange, now, can carry out the second weight energy regenerating, as shown in Fig. 2 being specially:
Wet and dry bulb temperature is respectively(T2Dry bulb, T2Wet bulb)Air enter evaporation cooling heat exchanger 5, evaporation cooling heat exchanger 5 in Through full heat(Sensible heat+latent heat)After exchange, the wet-bulb temperature in air condition point is respectively T5 with relative humidityWet bulb=(T2Wet bulb+7 ℃), T5Relative humidity=95%, and pass through T5Wet bulbWith T5Relative humidityCan determine the enthalpy T5 of T5Enthalpy, the second energy regenerating amount is w2=QRow*(T5Enthalpy-T2Enthalpy)/3000;Wherein, the air draft temperature that T5 is obtained after entering for air draft and carrying out heat exchange in evaporation cooling heat exchanger 5 Degree;
(3)Under summer cooling pattern, conditioning in Transition Season cooling mode, the condensing capacity Wat5=Q of evaporimeter 9Newly* (g4-g6)/ 1000, condensate Wat5 enter evaporating completely after evaporation cooling heat exchanger 5, and lkg water evaporates at ambient pressure can take away about 2428 KJ heats, then triplet energy yield is w3=Wat5*2428/674;
Under summer cooling operational mode and triple or double energy regenerating can be realized under conditioning in Transition Season cooling mode, efficiently be saved Can, the energy consumption of unit operation is greatly reduced.
The corresponding same or analogous part of same or analogous label;
Position relationship for the explanation of being for illustration only property described in accompanying drawing, it is impossible to be interpreted as the restriction to this patent;
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not to this The restriction of bright embodiment.For those of ordinary skill in the field, can also do on the basis of the above description Go out the change or variation of other multi-forms.There is no need to be exhaustive to all of embodiment.All in the present invention Spirit and principle within any modification, equivalent and the improvement made etc., should be included in the guarantor of the claims in the present invention Within the scope of shield.

Claims (10)

1. a kind of all-fresh air energy-recovering air-conditioner group, including pressure fan, exhaust blower, compressor, evaporation cooling heat exchanger, throttling Mechanism, evaporimeter, it is characterised in that also include heat exchanger, the first fresh air air-valve, the second fresh air air-valve, air draft air inlet valve, from The air draft that air draft air inlet valve is entered enters back into evaporation cooling heat exchanger through after heat exchanger;From the new of the first fresh air air-valve entrance Wind enters evaporimeter through after heat exchanger;The fresh air entered from the second fresh air air-valve directly reaches evaporimeter;First fresh air wind Valve, the second fresh air air-valve select a unlatching under the different operational modes of air-conditioner set.
2. all-fresh air energy-recovering air-conditioner group according to claim 1, it is characterised in that also include located at evaporator bottom The evaporator condensate disk in portion and the first jet pipe connected with evaporator condensate tray bottom, the condensate of evaporimeter pass through first Jet pipe is sprayed onto evaporation cooling heat exchanger surface.
3. all-fresh air energy-recovering air-conditioner group according to claim 2, it is characterised in that the bottom of evaporating condensation heat exchanger Portion is provided with evaporation cooling circulating water disk and the second jet pipe connected by water pump, pipeline with evaporation cooling circulating water tray bottom, falls Water to evaporation cooling circulating water disk is sprayed onto evaporation cooling heat exchanger surface by the second jet pipe.
4. all-fresh air energy-recovering air-conditioner group according to claim 3, it is characterised in that the air-conditioner set is set to Double-decker, the heat exchanger are placed between double-decker, the first fresh air air-valve, evaporation cooling heat exchanger, throttle mechanism, steaming Send out cooling circulating water disk, water pump, the second jet pipe, exhaust blower and be located at double-deck bottom, air draft air inlet valve, the second fresh air wind Valve, evaporimeter, evaporator condensate disk, compressor, pressure fan are located at double-deck top layer, and wherein, the second fresh air air-valve sets Top in top layer.
5. the all-fresh air energy-recovering air-conditioner group according to any one of claim 1-4, it is characterised in that described first is new Wind air-valve and the second fresh air air-valve are each configured with new wind filter.
6. a kind of control method of all-fresh air energy-recovering air-conditioner group, it is characterised in that using brand-new described in claim 3 Wind energy regenerating air-conditioner set realizes that methods described includes that the air conditioner executes summer cooling, conditioning in Transition Season cooling, winter ventilation The first fresh air air-valve being opened under three kinds of operational modes, wherein summer cooling operational mode, closing the second fresh air air-valve, conditioning in Transition Season is supplied The second fresh air air-valve is opened under cold operation pattern and winter ventilation cooling operational mode, closes the first fresh air air-valve.
7. the control method of all-fresh air energy-recovering air-conditioner group according to claim 6, it is characterised in that three kinds of operations Pattern is specially:
When detecting outdoor mean temperature T when continuous n days more than the first preset temperature threshold value, by summer cooling mode operation;When When continuously detecting within n days T less than or equal to the second preset temperature threshold value, by winter ventilation mode operation;Remaining situation presses transition Season cooling mode operation, wherein, the first preset temperature threshold value is more than the second preset temperature threshold value, and n is more than 0.
8. the control method of all-fresh air energy-recovering air-conditioner group according to claim 6, it is characterised in that the summer Cooling operational mode is specially:
Air draft air inlet valve, the first fresh air air-valve is opened, the second fresh air air-valve is closed, water pump is opened, synchronous unlatching pressure fan, air draft Machine, is then turned on compressor, and control throttle mechanism is opened big or turns down valve element;
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, compressor unloading operation after preset time T A, is executed, often stable pre- If compressor unloading amplitude is successively decreased by preset ratio after time TB;
There are T6 > T0 when compressor is in non-100% running status, then compressor loads are run by preset ratio, every time Continue load operating after stable preset time T B of loading and detect T6 and T0 relations;
Still T6≤T0 after compressor unloading is to certain proportion, then stop compressor operating, first close compressor, a timing completely Between after switch off the pump, ventilation by exhaust fan run;
Then every preset time T B duplicate detection T6 and T0 relations, when meeting T6 > T0, by summer cooling operational mode again Open compressor.
9. the control method of all-fresh air energy-recovering air-conditioner group according to claim 6, it is characterised in that the transition Season, cooling operational mode was:
Air draft air inlet valve, the second fresh air air-valve is opened, the first fresh air air-valve cuts out, and water pump is opened, synchronous unlatching exhaust blower, air-supply Machine, opens compressor and then drives or turn down valve element compressor by preset ratio operation, control throttle mechanism is offloaded to big;
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, compressor unloading operation after preset time T A, is executed, often stable After preset time T B, compressor unloading amplitude is successively decreased by preset ratio;
There are T6 > T0 when compressor is in non-100% running status, then compressor loads are run by preset ratio, every time Continue load operating after stable preset time T B of loading and detect T6 and T0 relations;
Still T6≤T0 after compressor unloading is to certain proportion, then stop compressor operating, first close compressor, a timing completely Between after switch off the pump, ventilation by exhaust fan run;
Then every preset time T B duplicate detection T6 and T0 relations, when meeting T6 > T0, by conditioning in Transition Season cooling operational mode again Secondary unlatching compressor.
10. the control method of the all-fresh air energy-recovering air-conditioner group according to any one of claim 6-9, its feature exist In winter ventilation operational mode is specially:
Be first shut off compressor, switch off the pump after certain time, open air draft air inlet valve, the second fresh air air-valve, close first new Wind air-valve, exhaust blower, pressure fan are synchronously opened, and are executed and are arranged full the ventilation operational mode that send entirely;
As real-time wind pushing temperature T6≤setting wind pushing temperature T0, exhaust blower, pressure fan is executed after preset time T A and synchronously unloads carrying OK, often stably pressure fan, exhaust blower unloading amplitude are successively decreased by preset ratio after preset time T B;
When pressure fan, exhaust blower T6 > T0 occur when being in non-100% running status, then same by preset ratio exhaust blower, pressure fan Step load operating, continues load operating after stable preset time T B of loading every time and detects T6 and T0 relations;
Still T6≤T0 after pressure fan, exhaust blower are offloaded to certain proportion, then stop exhaust blower, pressure fan, completely every default After time TB, duplicate detection T6 and T0 relations, when meeting T6 > T0, are again turned on exhaust blower, air-supply by winter ventilation operational mode Machine.
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CN104633780A (en) * 2014-12-31 2015-05-20 森德(中国)暖通设备有限公司 Indoor air processing system
CN106152319A (en) * 2015-04-22 2016-11-23 青岛海尔空调电子有限公司 A kind of recuperation of heat cooling-down air conditioner device
CN105352066A (en) * 2015-09-30 2016-02-24 中机中联工程有限公司 Heat recovery fresh air handling unit suitable for independent temperature and humidity control system and control method of heat recovery fresh air handling unit
CN105276686A (en) * 2015-11-12 2016-01-27 青岛莱菲尔电器有限公司 Air processing device and method
CN205208832U (en) * 2015-11-27 2016-05-04 孙利民 New fan of business turn over wind passageway area by -pass
CN105352059A (en) * 2015-12-10 2016-02-24 远大空品科技有限公司 Simple fresh air fan for heat recovery
CN205403007U (en) * 2016-03-02 2016-07-27 广州市兆晶电子科技有限公司 Digital vortex variable -air -volume system
CN206191836U (en) * 2016-11-25 2017-05-24 广东申菱环境系统股份有限公司 Brand -new wind energy recuperation air conditioning unit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107990509A (en) * 2017-11-15 2018-05-04 珠海格力电器股份有限公司 Control method of fresh air equipment and fresh air equipment
CN115342464A (en) * 2022-09-05 2022-11-15 珠海格力电器股份有限公司 Heat exchange device, control method and air conditioner

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Application publication date: 20170315