CN103104964A - Refrigerant circulation system with heat recovery function - Google Patents

Refrigerant circulation system with heat recovery function Download PDF

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Publication number
CN103104964A
CN103104964A CN201110407480XA CN201110407480A CN103104964A CN 103104964 A CN103104964 A CN 103104964A CN 201110407480X A CN201110407480X A CN 201110407480XA CN 201110407480 A CN201110407480 A CN 201110407480A CN 103104964 A CN103104964 A CN 103104964A
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heat recovery
heat
circulating system
refrigerant
module
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CN103104964B (en
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钟弘道
谢文德
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Industrial Technology Research Institute ITRI
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Industrial Technology Research Institute ITRI
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56Heat recovery units

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Abstract

A refrigerant circulation system with a heat recovery function comprises a refrigerant circulation module and a heat recovery module. The refrigerant circulating module comprises a compressor, an evaporator and an expansion device which are communicated with each other. The heat recovery module is connected with the refrigerant circulation module and is arranged between the compressor and the expansion device, and the heat recovery module is suitable for recovering the heat energy of the refrigerant flowing out of the compressor. In addition, the heat recovery module comprises a plurality of heat recoverers, so that more heat energy can be recovered to meet the requirement of using a large amount of hot water.

Description

Coolant circulating system with heat recovery function
Technical field
The present invention relates to a kind of coolant circulating system with heat recovery function, particularly a kind of coolant circulating system with heat recovery function that applies to freezing air conditioner equipment.
Background technology
Under the situation of energy scarcity, traditional energy cost of use Continued, on market for economize can or the demand of energy-saving various electrical home appliances, also constantly raise.
With modal freezing air conditioner equipment now, it can produce a large amount of used heat in operation process, and these used heat directly are discharged in atmosphere often.Thus, the heat that produces of freezing air conditioner equipment will not be recovered and utilize and virtually caused waste.
In view of this, just there is the freezing air conditioner equipment with heat regenerator to ask the city, has a water pipeline in this heat regenerator.The heat that heat regenerator produces in order to the absorption refrigerating air-conditioning, and cold water enters via water pipeline and carries out heat exchange in heat regenerator, makes temperature of cold water rises become hot water and utilizes.Therefore, the heat that freezing air conditioner equipment produces is to convert temperature of cold water rises to become the required heat of hot water, to reach the effect of used heat recycling.
Yet, when the user used the hot water that is produced by heat regenerator in large quantities, the problem that the hot water water temperature reduces rapidly usually occured because drug on the market.In addition, during in low-temperature condition, as winter, the heat that its running of freezing air conditioner equipment produces is relative reduce also when environment temperature, and the heat energy that makes heat regenerator to reclaim is limited.Thus, also will cause the problem of hot water short supply to occur.
Summary of the invention
The object of the present invention is to provide a kind of coolant circulating system with heat recovery function, use solving the user and use in large quantities hot water and environment temperature when on the low side, heat regenerator can't in time provide the problem of enough hot water.
The disclosed coolant circulating system with heat recovery function of the present invention, it comprises a refrigerant circulation module, a heat recovery module and a diverter module.The refrigerant circulation module comprises a compressor, an evaporimeter and an expansion gear that is connected.Heat recovery module is connected between compressor and expansion gear, and heat recovery module is applicable to reclaim the heat energy of the refrigerant that is flowed out by compressor.Diverter module comprises a cooler and a current divider.Cooler is to be connected in the refrigerant circulation module with evaporimeter for the relation of configuration in parallel.Current divider is arranged at the refrigerant circulation module, and current divider is applicable to and will flows to the coolant distribution of part of evaporimeter to cooler, to keep the running rate of this compressor.
The disclosed coolant circulating system with heat recovery function of the present invention, it comprises a refrigerant circulation module and a heat recovery module.The refrigerant circulation module comprises a compressor, an evaporimeter and an expansion gear that is connected.Heat recovery module comprises a plurality of heat regenerators, and heat recovery module connects the refrigerant circulation module, and between compressor and expansion gear, heat recovery module is applicable to reclaim the heat energy of the refrigerant that is flowed out by compressor.
Coolant circulating system with heat recovery function disclosed according to the invention described above is to shunt the refrigerant of evaporimeter by diverter module, to keep the total flow of refrigerant, makes heat recovery module can be recovered to enough heat energy.In addition, comprise the design of a plurality of heat exchangers by heat recovery module, can make heat recovery module obtain enough and stable recuperation of heat amount.Thus, existing heat regenerator can be improved and when on the low side, the problem of enough hot water can't be provided in a large amount of waters and environment temperature.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is for having according to an embodiment of the invention the structural representation of the coolant circulating system of heat recovery function;
Fig. 2 is for having according to another embodiment of the present invention the structural representation of the coolant circulating system of heat recovery function;
Fig. 3 is for having according to another embodiment of the present invention the structural representation of the coolant circulating system of heat recovery function.
Wherein, Reference numeral
The coolant circulating system of 10 tool heat recovery functions
100 heat recovery module
100 ' heat recovery module
100 " heat recovery module
110 first heat regenerators
The 110 ' first heat regenerator
110 " the first heat regenerator
120 second heat regenerators
The 120 ' second heat regenerator
120 " the second heat regenerator
130 the 3rd heat regenerators
The 130 ' the 3rd heat regenerator
130 " the 3rd heat regenerator
200 compressors
300 evaporimeters
400 diverter modules
410 coolers
420 current dividers
500 expansion gears
600 heat exchangers
700 control modules
710 flow rate control modules
720 controllers
800 water storage devices
810 supply channels
811 high-temperature-hot-water delivery ports
Warm water's delivery port in 812
813 low-temperature water heating delivery ports
814 delivery ports
820 cold water sources
830 temperature sensors
840 heaters
901 control valves
902 control valves
903 control valves
904 control valves
906 valves
907 valves
908 valves
911 control valves
912 control valves
921 control valves
The specific embodiment
Below in conjunction with accompanying drawing, structural principle of the present invention and operation principle are done concrete description:
Please refer to Fig. 1, Fig. 1 is had the structural representation of coolant circulating system of heat recovery function according to an embodiment of the invention.
The disclosed coolant circulating system 10 with heat recovery function of the present invention is refrigeration systems of the air-conditioning system that can apply to general office block, general freezer or other has the circulatory system of refrigerant phase transformation, but not as limit.Described refrigerant refers to, circulates in air-conditioning system or refrigeration system, and to absorb heat and the flowing material of heat release, for example Refrigerantl2, be called for short R-12 or F-12, or HFC-134, referred to as R134A.
Coolant circulating system 10 with heat recovery function comprises a refrigerant circulation module and a heat recovery module 100.The refrigerant circulation module comprises a compressor 200, an evaporimeter 300 and an expansion gear 500 that is connected, and specifically, the refrigerant circulation module refers to usually be arranged at compressor, evaporimeter and the expansion gear within air-conditioning system, refrigeration system etc.Heat recovery module 100 is connected between compressor 200 and expansion gear 500.Further, liquid refrigerants flows to evaporimeter 300 by expansion gear 500, and absorbs a large amount of heat energy and become gaseous coolant when flowing through evaporimeter 300.The gaseous coolant that absorbs a large amount of heat energy then sequentially flow through compressor 200 and heat recovery module 100, and discharge a large amount of heat energy and become liquid refrigerants when flowing through heat recovery module 100,100 of heat recovery module absorb these heat energy and are used.Then, liquid refrigerants flow to expansion gear 500 by heat recovery module 100 again, to complete refrigerant circulation once, for this reason, the coolant circulating system with heat recovery function 10 that the present invention discloses, by in the circulatory system of air-conditioning system, refrigeration system etc., a heat recovery module being set, thereby the heat energy (used heat) that produces is absorbed.
In addition, in the middle of the present embodiment or other embodiment, the coolant circulating system 10 with heat recovery function also comprises a diverter module 400.Diverter module 400 comprises a cooler 410 and a current divider 420.Cooler 410 is to be connected in the refrigerant circulation module with evaporimeter 300 for the relation of configuration in parallel.Wherein, current divider 420 can comprise flow direction control valve or choke valve, and cooler 410 can comprise a cooling device, as cold drawing, heat exchanger, cooling tube etc.Wherein, cooler 410 can be arranged at outdoor or indoor, but not as limit.Current divider 420 is arranged at the refrigerant circulation module, and between expansion gear 500 and evaporimeter 300.Current divider 420 branches to cooler 410 in order to the liquid refrigerants of the part that will flow to evaporimeter 300 becomes gaseous coolant to absorb heat energy, continue to flow to compressor 200 after the gaseous coolant that flows through cooler 410 collects with the gaseous coolant that flows through evaporimeter 300 again.Wherein, the effect of diverter module 400 is the in good time coolant distribution that will flow to evaporimeter 300 to cooler 410, to keep the running rate of compressor 200.
For instance, with air-conditioning system, when environment temperature is low (as winter), just evaporimeter 300 reduces relatively for the demand of refrigerant.Thus, the running rate of compressor 200 also and then reduces simultaneously, relatively also cause the coolant quantity that flow to heat recovery module 100 to reduce, the heat energy relative deficiency that makes heat recovery module 100 to reclaim, and then make heat recovery module 100 can't reclaim enough heat energy to utilize.Therefore, by the setting of diverter module 400, when making air-conditioning system need full load when environment temperature high (as summer), just current divider 420 all flows to refrigerant in evaporimeter 300 and do not flow to cooler 410.When making air-conditioning system be low load when environment temperature low (as winter), current divider 420 just will flow to the part coolant distribution of evaporimeter 300 to cooler 410, to keep the refrigerant circulation flow of total system, make the running rate of compressor 200 can keep certain and avoid descending.Thus, can make heat recovery module 100 can reclaim enough and stable heat for utilization.
Please continue with reference to Fig. 1, in the middle of the present embodiment or other embodiment, heat recovery module 100 comprises one first heat regenerator 110, one second heat regenerator 120 and one the 3rd heat regenerator 130.Meaning namely, the heat recovery module 100 of the present embodiment comprises a plurality of heat regenerators, and in diagram only with three heat regenerators as example, but not as limit.Wherein, the refrigerant pipeline in first heat regenerator 110 of the present embodiment, the refrigerant pipeline in the second heat regenerator 120 and the refrigerant pipeline in the 3rd heat regenerator 130 are communicated with independently of one another and not.In addition, the refrigerant pipeline in the refrigerant pipeline in the first heat regenerator 110, the second heat regenerator 120 and the refrigerant pipeline in the 3rd heat regenerator 130 can be to adopt little fin pipe or other hot reinforced pipe that passes, to promote the efficient of heat exchange.And, refrigerant pipeline in heat recovery module 100 also is provided with three control valves 902,903,904 and corresponds respectively to the first heat regenerator 110, the second heat regenerator 120 and the 3rd heat regenerator 130, and control valve 902,903,904 is respectively in order to control the cold medium flux that flows into the first heat regenerator 110, the second heat regenerator 120 and the 3rd heat regenerator 130.
And, in the middle of the present embodiment or other embodiment, be to reclaim heat energy cold water being heated into hot water as example with heat recovery module 100, but not as limit.Therefore, the coolant circulating system with heat recovery function 10 of the present embodiment also includes a supply channel 810, and supply channel 810 connects the first heat regenerator 110, the second heat regenerator 120 and the 3rd heat regenerator 130 of heat recovery module 100.Provide cold water by a cold water source 820, make cold water flow into respectively the first heat regenerator 110, the second heat regenerator 120 and the 3rd heat regenerator 130 of heat recovery module 100 via an end of supply channel 810.Refrigerants in cold water and the first heat regenerator 110, the second heat regenerator 120 and the 3rd heat regenerator 130 carry out heat exchange and heat up and be hot water, and hot water flows out heat recovery module 100 by the other end of supply channel 810 again.In addition, also can be provided with the valve 906,907,908 of corresponding the first heat regenerator 110, the second heat regenerator 120 and the 3rd heat regenerator 130 respectively on supply channel 810, valve 906,907,908 flows into the flow of the first heat regenerator 110, the second heat regenerator 120 and the 3rd heat regenerator 130 in order to control cold water.
In addition, it is worth mentioning that, because the heat recovery module 100 of the coolant circulating system with heat recovery function 10 of the present embodiment comprises a plurality of heat regenerators, can make by this heat recovery module 100 reclaim as much as possible all heat energy that refrigerant absorbs and avoid waste, use in a large number the demand of hot water to satisfy the user.Thus, when the hot water use amount is large, can avoid heat recovery module 100 can't in time reclaim enough heats, and then the problem that causes the hot water water temperature to descend rapidly.
Please continue with reference to Fig. 1, in the middle of the present embodiment or other embodiment, the coolant circulating system 10 with heat recovery function also includes a water storage device 800, and water storage device 800 connects supply channel 810.Water storage device 800 is in order to store the hot water that is flowed out by the first heat regenerator 110, the second heat regenerator 120 and the 3rd heat regenerator 130 respectively.And water storage device 800 also is connected with a delivery port 814, and the user can obtain hot water via delivery port 814.
And, in the middle of the present embodiment or other embodiment, also can be provided with a heater 840 between delivery port 814 and water storage device 800.When the water temperature of the interior stored hot water of water storage device 800 failed to reach user's preferred temperature, the hot water heating that can flow out by 840 pairs of water storage devices of heater 800 was to reach user's demand.
And, in the middle of the present embodiment or other embodiment, also can be provided with a temperature sensor 830 on water storage device 800, temperature sensor 830 is in order to monitor the hot water water temperature of water storage device 800.
In addition, in the middle of the present embodiment or other embodiment, coolant circulating system 10 with heat recovery function also can comprise a heat exchanger 600, heat exchanger 600 is connected between heat recovery module 100 and expansion gear 500, and heat exchanger 600 and the refrigerant pipeline between heat recovery module 100 and expansion gear 500 relation that is and connects.Also can be provided with a control valve 901 between heat exchanger 600 and heat recovery module 100, control valve 901 can control the refrigerant that flowed out by heat recovery module 100 flow directly into expansion gear 500 or first inflow heat exchanger 600 flow to expansion gear 500 again.Wherein, heat exchanger 600 can be considered as an auxiliary condenser, heat exchanger 600 is got rid of in order to the residue heat energy of refrigerant that heat recovery module 100 is flowed out, with the function of the refrigerating and air conditioning part of keeping the coolant circulating system 10 with heat recovery function.
In addition, in the middle of the present embodiment or other embodiment, the coolant circulating system 10 with heat recovery function also can comprise a control module 700, and control module 700 comprises a flow rate control module 710 and a controller 720.Wherein, flow rate control module 710 can be one and controls water pump, and controller 720 can be frequency converter or other control module.Control module 700 can wireless or wired mode be electrically connected temperature sensor 830, current divider 420, control valve 901,902,903,904 and valve 906,907,908.By the setting of control module 700, can set the water storage temperature and control relevant cold water circulation and refrigerant circulation.
Please refer to Fig. 2, Fig. 2 is for having according to another embodiment of the present invention the structural representation of the coolant circulating system of heat recovery function.Because the present embodiment is similar to the embodiment of Fig. 1, the difference part is the structure configuration of heat recovery module 100.Therefore only be illustrated for the difference place.
Wherein, the heat recovery module 100 ' of the present embodiment comprises one first heat regenerator 110 ', one second heat regenerator 120 ' and one the 3rd heat regenerator 130 '.Wherein, refrigerant pipeline and the 3rd heat regenerator 130 in the second heat regenerator 120 ', interior refrigerant pipeline is connected mutually, and the refrigerant that therefore flows in the second heat regenerator 120 ' is then to flow in the 3rd heat regenerator 130 '.And, refrigerant pipeline in heat recovery module 100 also is provided with two control valves 911,912 and corresponds respectively to the first heat regenerator 110 ' and the second heat regenerator 120,, control valve 911,912 is respectively in order to control the cold medium flux that flows into the first heat regenerator 110 ' and the second heat regenerator 120 '.
Please refer to Fig. 3, Fig. 3 is had the structural representation of coolant circulating system of heat recovery function according to another embodiment of the present invention.Because the present embodiment is similar to the embodiment of Fig. 1, the difference part is the structure configuration of heat recovery module 100.Therefore only be illustrated for the difference place.
Wherein, the heat recovery module 100 of the present embodiment " comprise one first heat regenerator 110 ", one second heat regenerator 120 " and one the 3rd heat regenerator 130 ".Wherein, the first heat regenerator 110 " refrigerant pipeline, the second heat regenerator 120 " in refrigerant pipeline and the 3rd heat regenerator 130 " in refrigerant pipeline mutually connect; therefore flow into the first heat regenerator 110 " in refrigerant be then sequentially to flow into the second heat regenerator 120,, and the 3rd heat regenerator 130 " in.And, heat recovery module 100 " in refrigerant pipeline also be provided with a control valve 921 corresponding to the first heat regenerator 110 ", control valve 921 is in order to control to flow into the first heat regenerator 110 " cold medium flux.In addition, connect the first heat regenerator 110 ", the second heat regenerator 120 " and the 3rd heat regenerator 130 " supply channel 810 be to have respectively in a high-temperature-hot-water delivery port 811, warm water's delivery port 812 and a low-temperature water heating delivery port 813 corresponding the first heat regenerators 110 respectively ", the second heat regenerator 120 " and the 3rd heat regenerator 130 ".By this, make heat recovery module 100 " can have the function of the hot water that various temperature is provided simultaneously.
According to the coolant circulating system with heat recovery function of above-described embodiment, be to comprise the design of a plurality of heat exchangers by diverter module and heat recovery module, so that enough and stable recuperation of heat amount to be provided.Thus, can improve because of a large amount of water demands or the lower problem that causes the recuperation of heat quantity not sufficient of environment temperature, to avoid the problem that the hot water water temperature can't stable maintenance.
Certainly; the present invention also can have other various embodiments; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.

Claims (32)

1. the coolant circulating system with heat recovery function, is characterized in that, comprises:
One refrigerant circulation module comprises the compressor, an evaporimeter and the expansion gear that are connected;
One heat recovery module is connected between this compressor and this expansion gear, and this heat recovery module is applicable to reclaim the heat energy of the refrigerant that is flowed out by this compressor; And
One diverter module, it comprises:
One cooler is to be connected in this refrigerant circulation module with this evaporimeter for the relation of configuration in parallel; And
One current divider is arranged at this refrigerant circulation module, and this current divider is applicable to and will flows to the coolant distribution of part of this evaporimeter to this cooler, to keep the running rate of this compressor.
2. the coolant circulating system with heat recovery function according to claim 1, is characterized in that, this heat recovery module comprises a plurality of heat regenerators.
3. the coolant circulating system with heat recovery function according to claim 2, is characterized in that, the quantity of those heat regenerators is three, and have respectively a refrigerant pipeline in these three groups of heat regenerators, and those refrigerant pipelines are parallel with one another to each other.
4. the coolant circulating system with heat recovery function according to claim 2, is characterized in that, the quantity of those heat regenerators is three, and have respectively a refrigerant pipeline in three these heat regenerators, and wherein this refrigerant pipeline in two these heat regenerators is connected mutually.
5. the coolant circulating system with heat recovery function according to claim 2, is characterized in that, the quantity of those heat regenerators is three, and have respectively a refrigerant pipeline in three these heat regenerators, and those refrigerant pipelines are connected mutually.
6. the coolant circulating system with heat recovery function according to claim 1, is characterized in that, also comprises a controller, is electrically connected this current divider and this heat recovery module.
7. the coolant circulating system with heat recovery function according to claim 1, is characterized in that, also comprises a heat exchanger, between this heat recovery module and this expansion gear.
8. the coolant circulating system with heat recovery function according to claim 7, it is characterized in that, also comprise one and flow to control valve, be arranged between this heat recovery module and this heat exchanger, this flow direction control valve optionally makes the refrigerant that is flowed out by this heat recovery module be flowed directly to this expansion gear, or the refrigerant that flowed out by this heat recovery module of order first flows through after this heat exchanger, then flow to this expansion gear.
9. the coolant circulating system of tool heat recovery function as described in claims 1, wherein this heat recovery module more comprises a control valve, and this control valve is controlled the flow that refrigerant flows into this heat recovery module.
10. the coolant circulating system of tool heat recovery function as described in claims 9, more comprise a controller, is electrically connected this control valve.
11. the coolant circulating system of tool heat recovery function as described in claims 1, more comprise a supply channel, this supply channel connects this heat recovery module, cold water flows into this heat recovery module via an end of this supply channel to carry out heat exchange and heats up being hot water, and hot water flows out this heat recovery module by the other end of this supply channel again.
12. the coolant circulating system of tool heat recovery function as described in claims 11 more comprises a water storage device, connects this supply channel, this water storage device is applicable to store the hot water that is flowed out by this heat recovery module.
13. the coolant circulating system of tool heat recovery function as described in claims 11 wherein more is provided with a valve on this supply channel, this valve is controlled the flow that cold water flows into this heat recovery module.
14. the coolant circulating system of tool heat recovery function as described in claims 13, more comprise a controller and a temperature sensor, this temperature sensor is applicable to the temperature of sensing hot water, and this controller is electrically connected this valve, this temperature sensor and this heat recovery module.
15. the coolant circulating system of tool heat recovery function as described in claims 1, wherein this current divider liquid refrigerants of being applicable to flow to the part of this evaporimeter branches to this cooler, so that liquid refrigerants absorbs heat energy and becomes gaseous coolant, the gaseous coolant that flows through this cooler collects and flows in the lump this compressor with the gaseous coolant that flows through this evaporimeter again, to keep the running rate of this compressor.
16. the coolant circulating system of tool heat recovery function as described in claims 1, wherein when environment temperature is high, this current divider makes refrigerant flow to this evaporimeter and stops refrigerant to flow to this cooler, when environment temperature is low, this current divider will flow to the coolant distribution of part of this evaporimeter to this cooler, to keep the running rate of this compressor.
17. the coolant circulating system of a tool heat recovery function, it comprises:
One refrigerant circulation module comprises the compressor, an evaporimeter and the expansion gear that are connected; And
One heat recovery module comprises a plurality of heat regenerators, and this heat recovery module connects this refrigerant circulation module, and between between this compressor and this expansion gear, this heat recovery module is applicable to reclaim the heat energy of the refrigerant that is flowed out by this compressor.
18. the coolant circulating system of tool heat recovery function as described in claims 17, wherein the quantity of those heat regenerators is three, and has respectively a refrigerant pipeline in these three groups of heat regenerators, and those refrigerant pipelines are parallel with one another to each other.
19. the coolant circulating system of tool heat recovery function as described in claims 17, wherein the quantity of those heat regenerators is three, and has respectively a refrigerant pipeline in three these heat regenerators, wherein this refrigerant pipeline system series connection mutually in two these heat regenerators.
20. the coolant circulating system of tool heat recovery function as described in claims 17, wherein the quantity of those heat regenerators is three, and has respectively a refrigerant pipeline in three these heat regenerators, and those refrigerant pipeline system series connection mutually.
21. the coolant circulating system of tool heat recovery function as described in claims 17 more comprises a diverter module, it comprises:
One cooler is to be connected in this refrigerant circulation module with this evaporimeter for the relation of configuration in parallel; And
One current divider is arranged at this refrigerant circulation module, and this current divider is applicable to and will flows to the coolant distribution of part of this evaporimeter to this cooler, to keep the running rate of this compressor.
22. the coolant circulating system of tool heat recovery function as described in claims 21 more comprises a controller, is electrically connected this current divider and this heat recovery module.
23. the coolant circulating system of tool heat recovery function as described in claims 21, wherein this current divider liquid refrigerants of being applicable to flow to the part of this evaporimeter branches to this cooler, so that liquid refrigerants absorbs heat energy and becomes gaseous coolant, the gaseous coolant that flows through this cooler collects and flows in the lump this compressor with the gaseous coolant that flows through this evaporimeter again, to keep the running rate of this compressor.
24. the coolant circulating system of tool heat recovery function as described in claims 21, wherein when environment temperature is high, this current divider makes refrigerant flow to this evaporimeter and stops refrigerant to flow to this cooler, when environment temperature is low, this current divider will flow to the coolant distribution of part of this evaporimeter to this cooler, to keep the running rate of this compressor.
25. the coolant circulating system of tool heat recovery function as described in claims 17 more comprises a heat exchanger, is between between this heat recovery module and this expansion gear.
26. the coolant circulating system of tool heat recovery function as described in claims 25, more comprise one and flow to control valve, be arranged at this heat recovery module and this heat exchanger between, this flow direction control valve optionally makes the refrigerant that is flowed out by this heat recovery module be flowed directly to this expansion gear, or the refrigerant that flowed out by this heat recovery module of order first flows through after this heat exchanger, then flow to this expansion gear.
27. the coolant circulating system of tool heat recovery function as described in claims 17, wherein this heat recovery module more comprises a control valve, corresponding those heat regenerators, and this control valve is controlled the flow that refrigerant flows into those heat regenerators.
28. the coolant circulating system of tool heat recovery function as described in claims 27 more comprises a controller, is electrically connected this control valve.
29. the coolant circulating system of tool heat recovery function as described in claims 17, more comprise a supply channel, this supply channel connects this heat recovery module, cold water flows into this heat recovery module via an end of this supply channel to carry out heat exchange and heats up being hot water, and hot water flows out this heat recovery module by the other end of this supply channel again.
30. the coolant circulating system of tool heat recovery function as described in claims 29 more comprises a water storage device, connects this supply channel, this water storage device is applicable to store the hot water that is flowed out by this heat recovery module.
31. the coolant circulating system of tool heat recovery function as described in claims 29 wherein more is provided with a valve on this supply channel, this valve is controlled the flow that cold water flows into this heat recovery module.
32. the coolant circulating system of tool heat recovery function as described in claims 31, more comprise a controller and a temperature sensor, this temperature sensor is applicable to the temperature of sensing hot water, and this controller is electrically connected this valve, this temperature sensor and this heat recovery module.
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CN103673232A (en) * 2013-12-16 2014-03-26 陈铃 Method for recycling heat energy of improved air conditioner main outdoor unit
CN104697237A (en) * 2013-12-06 2015-06-10 财团法人工业技术研究院 Multi-temperature-range multi-functional system with controllable composite refrigeration air-conditioning energy-saving module
CN111288595A (en) * 2018-12-10 2020-06-16 李守雄 Cleaning device for refrigeration air-conditioning system without condenser, expansion valve and capillary tube
CN112033182A (en) * 2020-08-26 2020-12-04 珠海格力电器股份有限公司 Shell and tube heat exchanger, unit with heat recovery function and heat recovery control method

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CN1677017A (en) * 2004-03-31 2005-10-05 松下电器产业株式会社 Refrigeration circulation device and control method thereof
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104697237A (en) * 2013-12-06 2015-06-10 财团法人工业技术研究院 Multi-temperature-range multi-functional system with controllable composite refrigeration air-conditioning energy-saving module
CN103673232A (en) * 2013-12-16 2014-03-26 陈铃 Method for recycling heat energy of improved air conditioner main outdoor unit
CN111288595A (en) * 2018-12-10 2020-06-16 李守雄 Cleaning device for refrigeration air-conditioning system without condenser, expansion valve and capillary tube
CN111288595B (en) * 2018-12-10 2022-02-25 李守雄 Cleaning device for refrigeration air-conditioning system without condenser, expansion valve and capillary tube
CN112033182A (en) * 2020-08-26 2020-12-04 珠海格力电器股份有限公司 Shell and tube heat exchanger, unit with heat recovery function and heat recovery control method

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CN103104964B (en) 2015-11-25
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