CN109959101A - Heat-exchanger rig and heat pump air conditioning system with it - Google Patents
Heat-exchanger rig and heat pump air conditioning system with it Download PDFInfo
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- CN109959101A CN109959101A CN201910367067.1A CN201910367067A CN109959101A CN 109959101 A CN109959101 A CN 109959101A CN 201910367067 A CN201910367067 A CN 201910367067A CN 109959101 A CN109959101 A CN 109959101A
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 48
- 238000010079 rubber tapping Methods 0.000 claims abstract description 70
- 238000009825 accumulation Methods 0.000 claims abstract description 29
- 230000003750 conditioning effect Effects 0.000 claims abstract description 24
- 230000004087 circulation Effects 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 23
- 239000002826 coolant Substances 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 6
- 239000003507 refrigerant Substances 0.000 abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 22
- 230000007613 environmental effect Effects 0.000 abstract description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052731 fluorine Inorganic materials 0.000 abstract description 3
- 239000011737 fluorine Substances 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 description 21
- 238000005057 refrigeration Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 239000007789 gas Substances 0.000 description 9
- 238000001816 cooling Methods 0.000 description 7
- 230000003139 buffering effect Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000010257 thawing Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 238000004134 energy conservation Methods 0.000 description 4
- 238000004146 energy storage Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000000306 component Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 101100468543 Caenorhabditis elegans drag-1 gene Proteins 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/85—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using variable-flow pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0003—Exclusively-fluid systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The present invention provides a kind of heat-exchanger rig and with its heat pump air conditioning system, heat-exchanger rig therein includes three media heat exchangers, circulating pump, control valve and external tapping, while realizing the switching control of refrigerant _ three kinds of water _ air medium channel and high efficient heat exchanging；Heat pump air conditioning system therein includes outdoor unit, heat-exchanger rig, room conditioning end, accumulation of energy heat exchange end, the system integrates split air conditioner, multi-joint fluorine machine, multi-joint water dispenser system advantage, and the environmental protection and energy saving of simple realization heat pump air conditioning system, fast regulating temperature, low noise, high degree of comfort require purpose.
Description
Technical field
The invention belongs to air-conditioning technical field, in particular to a kind of heat-exchanger rig and the heat pump air conditioning system with it.
Background technique
Existing air-conditioning system includes outdoor unit and indoor unit, structure type be generally 1 drag 1 split-type air conditioner and 1 drag it is more
Central air-conditioning；Wherein, indoor split-type air conditioner is the simply connected refrigerant machine of two media heat exchanger structure of refrigerant _ air, central air-conditioning
Pipeline heat transferring medium is divided into fluorine system system and two kinds of water system again: fluorine system system is two media for heat exchange of waste air _ refrigerant, indoor unit
More end phase transformation direct-expansion type multi-connected machines of two media for heat exchange of refrigerant _ air, water system are that waste air (or water) _ refrigerant is primary
Heat exchange and then refrigerant _ water secondary heat exchange, indoor unit water _ two media for heat exchange of air liquid circulated multi-connected machine in more ends；It is above-mentioned
In three classes air-conditioning system: the installation of simply connected refrigerant machine is easy, room temperature adjustment speed is fast, operation control is simple, stability and high efficiency, but outdoor
Machine is more, installation disperses, noise effect is big, and indoor comfort degree is poor；Multi-joint refrigerant machine outdoor unit installs concentratedly, room temperature adjustment speed
Fastly, noise control is good, indoor comfort degree is preferable, but in-site installation requires high, refrigerant charge greatly, easily to reveal, operation control
Complexity, stability are lower；Multi-joint water dispenser outdoor unit is installed concentratedly, in-site installation requirement is lower, refrigerant is not easy to reveal, environmental protection peace
Entirely, noise control is good, indoor comfort degree is best, but because there are secondary heat exchange, pump valve component is more, operational efficiency is lower, room temperature tune
It is slower to save speed；The shortcomings that how overcoming existing three classes air-conditioning system and the advantages of gather three classes system, is designed simple, high
The air-conditioning system of effect, low noise, high degree of comfort is the direction of those skilled in the art's research；The Chinese patent Shen formerly submitted
201821519297.2 a kind of three media heat exchanger structures please be disclosed, refrigerant _ three kinds of water _ air medium can be achieved at the same time two-by-two
Between direct without hindrance high efficient heat exchanging, two two common media heat exchangers can be substituted, reduce heat exchanger and solenoid valve number
Amount reduces system complexity, and three media heat exchangers of the structure are that design of air conditioning is innovated, raising Performance for Air Conditioning Systems is established
Basis.
Summary of the invention
On the one hand the purpose of the present invention provides a kind of simple and reliable heat-exchanger rig, while realizing refrigerant _ water _ air three
The loop control of kind medium channel and high efficient heat exchanging；On the other hand, a kind of heat pump air conditioning system is provided, existing air-conditioning system is overcome
Disadvantage gathers multi-connected machine, three kinds of split air conditioner, water dispenser system advantages, the environmental protection and energy saving of simple realization heat pump air conditioning system, fast velocity modulation
Temperature, low noise, high degree of comfort purpose.
To achieve the above object, the one side present invention provides a kind of heat-exchanger rig, which includes three media for heat exchange
Device, the first external tapping, the second external tapping, third external tapping, the 4th external tapping, circulating pump, three media heat exchanger include the
One medium channel, second medium channel, third medium channel directly change between the channel two-by-two in this three medium channels
Heat, first external tapping, the second external tapping are corresponding with first port, the second port in the first medium channel respectively to be connected
Logical, the third external tapping is connected to the first interface of the circulating pump, and the second interface of the circulating pump and the third are situated between
The first port in matter channel is connected to, the connection corresponding with the second port of the third medium channel of the 4th external tapping.
Preferably, which further includes the 5th external tapping, the first control valve, the second control valve, and the described 5th is external
Mouth is connected to by first control valve with the first interface of the circulating pump, and the 5th external tapping also passes through described second and controls
Valve processed is connected to the second interface of the circulating pump.
Further, which further includes third control valve, the 4th control valve, the both ends point of the third control valve
It is not connected to the first port of the first interface of the circulating pump, the third medium channel, the 4th control valve series connection is set
It sets between the second interface of the circulating pump and the first port of the third medium channel.
Preferably, which further includes the 5th external tapping, the first three-way control valve, first three-way control valve
First interface, second interface, third interface respectively with the first interface of the circulating pump, the 5th external tapping, the circulation
The corresponding connection of the second interface of pump.
Further, which further includes the second three-way control valve, and second three-way control valve is arranged in series in
Between the second interface of the circulating pump and the first port of the third medium channel, the first of second three-way control valve
Interface, second interface, third interface respectively with the first interface of the circulating pump, the second interface of the circulating pump, described
The corresponding connection of the first port of three medium channels.
Preferably, which further includes the blower or circulating pump being arranged in the second medium channel, with enhancing
The circulation of gas or liquid heat transfer medium is corresponded in the second medium channel, improves heat exchange efficiency.
On the other hand, the present invention provides a kind of heat pump air conditioning system, including outdoor unit, room conditioning end, heat-exchanger rig,
The heat-exchanger rig is any one of aforementioned heat-exchanger rig, two circulation interfaces of outdoor unit respectively with the heat-exchanger rig first
The corresponding connection of external tapping, the second external tapping constitutes source heat exchange cycle, two circulation interfaces difference of the room conditioning end
Connection corresponding with the third external tapping of the heat-exchanger rig, the 4th external tapping, constitutes user end heat exchange cycle, the Interior Space
The quantity of end is adjusted to be at least 1.
Preferably, which further includes accumulation of energy heat exchange end, the first port of accumulation of energy heat exchange end, the
Two-port netwerk connection corresponding with the 5th external tapping, the 4th external tapping of the heat-exchanger rig respectively, constitutes accumulation of energy heat exchange cycle circuit.
Further, accumulation of energy heat exchange end be energy-storage buffering tank, life heat-exchanging water tank, accumulation of energy radiation heat transfer end wherein
One or more combinations.
Further, the outdoor unit include gas coolant interface, liquid coolant interface, throttling set, outdoor heat exchanger,
Four-way reversing valve, compressor, the liquid coolant interface, throttling set, outdoor heat exchanger, four-way reversing valve, compressor, gas
The connection of refrigerant interfacing order, constitutes the source outdoor machine part of heat pump cycle.
Preferably, the outdoor heat exchanger is any one of aforementioned heat-exchanger rig.
Beneficial effect
On the one hand a kind of heat-exchanger rig provided by the invention, due to using the three of without hindrance high efficient heat exchanging direct between channel two-by-two
Media heat exchanger is core component, and the heat-exchanger rig pump valve component is few, pipeline is simple, realize refrigerant _ air heat-exchange while into
It carries out carrying out water _ refrigerant while water _ air heat-exchange, water _ air heat-exchange while the heat exchange of row refrigerant _ water, refrigerant _ air heat-exchange
A variety of heat exchange modes such as heat exchange.
On the other hand a kind of heat pump air conditioning system provided by the invention including aforementioned heat-exchanger rig, an outdoor unit traction
One heat-exchanger rig, more room conditioning ends and accumulation of energy heat exchange terminal stabilization efficient operation, by being compressed to the outdoor unit
Refrigerant-wind of the switching control of pump valve, indoor unit circulation loop in machine, heat-exchanger rig, simple realization energy conservation fast regulating temperature is directly swollen
The compound complementation of refrigerant-two kinds of water-air circulation system of circulation, environmental-friendly and comfortable: coolant injection amount is small, in-site installation requires
It is low, noise is small, at low cost, energy conservation and environmental protection, comfort level are high.
Detailed description of the invention
Fig. 1 is one of embodiment of the present invention 1 heat-exchanger rig structural schematic diagram；
Fig. 2 is another heat-exchanger rig structural schematic diagram in the embodiment of the present invention 1；
Fig. 3 is a kind of outdoor unit structure schematic diagram in the embodiment of the present invention 2；
Fig. 4 is a kind of heat pump air conditioning system structural schematic diagram in the embodiment of the present invention 2；
Fig. 5 is a kind of heat pump air conditioning system structural schematic diagram in the embodiment of the present invention 3；
Fig. 6 is a kind of heat pump air conditioning system refrigeration (heating) buffering energy accumulation mode circulation schematic diagram in the embodiment of the present invention 3；
Fig. 7 is a kind of heat pump air conditioning system high load capacity refrigeration (heating) cycle of modes schematic diagram in the embodiment of the present invention 3；
Fig. 8 is that a kind of heat pump air conditioning system does not cool down defrosting heating mode circulation schematic diagram simultaneously in the embodiment of the present invention 3；
Fig. 9 is a kind of heat pump air conditioning system structural schematic diagram in the embodiment of the present invention 4.
Appended drawing reference:
1, heat-exchanger rig；11, three media heat exchanger；111, first medium channel；112, second medium channel；113, third medium
Channel；101, the first external tapping；102, the second external tapping；103, third external tapping；104, the 4th external tapping；105, the 5th is external
Mouthful；12, circulating pump；131, the first control valve；132, the second control valve；133, third control valve；134, the 4th control valve；135,
First three-way control valve；136, the second three-way control valve；14, blower；2, outdoor unit；21, outdoor heat exchanger；22, compressor；
23, throttling set；24, four-way reversing valve；251, gas coolant interface；252, liquid coolant interface；31, room conditioning end；
32, accumulation of energy heat exchange end.
Specific embodiment
To keep the purposes, technical schemes and advantages of invention clearer, below in conjunction with the attached drawing in invention, in invention
Technical solution be explicitly described；In the description of the present invention, unless otherwise indicated, term " first ", " second " etc. refer to
The ordinal relation shown, is merely for convenience of description of the present invention and simplification of the description, rather than the device or member of indication or suggestion meaning
Part must have specific sequencing, therefore be not considered as limiting the invention.
Embodiment 1
As shown in Figure 1, present embodiments providing a kind of heat-exchanger rig, which includes three media heat exchangers (11), first
External tapping (101), the second external tapping (102), third external tapping (103), the 4th external tapping (104), three media heat exchangers (11)
Including first medium channel (111), second medium channel (112), third medium channel (113), in this three medium channels
Two-by-two between channel directly exchange heat, the first external tapping (101), the second external tapping (102) respectively with first medium channel (111)
First port, the corresponding connection of second port, third external tapping (103), the 4th external tapping (104) respectively with third medium channel
(113) the corresponding connection of first port, second port, third external tapping (103) are connected to the first interface of circulating pump (12), follow
The second interface of ring pump (12) is connected to the first port of third medium channel (113), the 4th external tapping (104) and third medium
The corresponding connection of the second port in channel (113).
The heat-exchanger rig further includes the blower (14) being arranged in second medium channel (112), logical to enhance second medium
Road (112) interior air circulation improves heat exchange efficiency.
Due to directly exchanging heat between the channel two-by-two of three media heat exchangers (11), it is circulated in the first external tapping (101), the
The refrigerant and the air of blower (14) driving in second medium channel (112) of one medium channel (111), the second external tapping (102)
Media for heat exchange, while the refrigerant also exchanges heat with liquid medium in the third medium channel (113) of circulating pump (12) driving.
The heat-exchanger rig further includes the 5th external tapping (105), the first control valve (131), the second control valve (132), and the 5th
External tapping (105) is connected to by the first control valve (131) with the first interface of circulating pump (12), and the 5th external tapping (105) is also logical
The second control valve (132) is crossed to be connected to the second interface of circulating pump (12).
The heat-exchanger rig further includes third control valve (133), the 4th control valve (134), the both ends of third control valve (133)
It is connected to respectively with the first port of the first interface of circulating pump (12), third medium channel (113), the 4th control valve (134) string
Connection is arranged between the second interface of circulating pump (12) and the first port of third medium channel (113).
As it can be seen that the first control valve (131), the second control valve (132), third control valve (133), the 4th control valve (134)
Unlatching or cut-off, cooperate the operating or stopping of blower (14), can combine with circulating pump (12) and constitute a variety of different circulations and lead to
Road and loop direction adapt to different heat exchange demands.
In the present embodiment 1, another heat-exchanger rig structure as shown in Figure 2 is with the difference of former heat-exchanger rig,
With the first three-way control valve (135) first control valve of equivalent substitution (131), the second control valve (132), with the second three-way control valve
(136) equivalent substitution third control valve (133), the 4th control valve (134)；The first interface of first three-way control valve (135),
Two interfaces, third interface second connect with the first interface of circulating pump (12), the 5th external tapping (105), circulating pump (12) respectively
The corresponding connection of mouth；Second three-way control valve (136) is arranged in series in the second interface and third medium channel of circulating pump (12)
(113) between first port, the first interface of the second three-way control valve (136), second interface, third interface respectively with circulation
Pump the corresponding connection of the first interface of (12), the second interface of circulating pump (12), the first port of third medium channel (113).
The heat-exchanger rig of the structure is identical as former heat-exchanger rig function, and control is more reliable, and cost is lower.
Two kinds of structure pipelines of heat-exchanger rig described in the present embodiment 1 are simple, pump valve component is few, and a heat-exchanger rig can replace
Common two media heat exchangers of generation two, heat exchanger and solenoid valve quantity are reduced, and pump valve pipeline switching control is simple and reliable, can be with
Carry out carrying out while the heat exchange of refrigerant _ water, refrigerant _ air heat-exchange while realizing refrigerant _ air heat-exchange water _ air heat-exchange, water _
A variety of heat exchange modes such as water _ refrigerant heat exchange are carried out while air heat-exchange.
Embodiment 2
As shown in Figure 3, Figure 4, the present embodiment 2 provides a kind of heat pump air conditioning system, which includes outdoor unit (2), Interior Space
End (31), heat-exchanger rig (1) are adjusted, heat-exchanger rig (1) is a kind of heat-exchanger rig described in embodiment 1, and heat-exchanger rig (1) includes
Three media heat exchangers (11), circulating pump (12), blower (14), the first external tapping (101), the second external tapping (102), third are external
Mouth (103), the 4th external tapping (104).
Outdoor unit (2) internal structure is as shown in Figure 3: outdoor unit (2) includes that gas coolant interface (251), liquid coolant connect
Mouth (252), throttling set (23), outdoor heat exchanger (21), four-way reversing valve (24), compressor (22), liquid coolant interface
(252), throttling set (23), outdoor heat exchanger (21), four-way reversing valve (24), compressor (22), gas coolant interface (251)
It is linked in sequence, constitutes the outdoor machine part of heat pump cycle.
The gas coolant interface (251) of outdoor unit (2), liquid coolant interface (252) respectively with heat-exchanger rig (1) first
The corresponding connection of external tapping (101), the second external tapping (102), constitutes source heat exchange cycle.
Two circulation interfaces of room conditioning end (31) respectively with the third external tapping (103) of heat-exchanger rig (1),
The corresponding connection of four external tappings (104), constitutes user end heat exchange cycle, the quantity of room conditioning end (31) is at least 1.
When the heat pump air conditioning system operation of the present embodiment 2, the first medium of outdoor unit (2) and three media heat exchangers (11) is logical
Road (111) constitutes refrigerant circulation, and the Efficient air in the second medium channel (112) which drives with blower (14) is changed
Heat, the environment temperature for quickly adjusting primary area locating for heat-exchanger rig (1), at the same the refrigerant circulation also with circulating pump (12) driving the
The liquid heat transfer medium high efficient heat exchanging of three medium channels (113), the liquid heat transfer medium are adjusted by room conditioning end (31)
The environment temperature of subregion locating for room conditioning end (31), subregion comfort level is high, is adjusted by primary area, subregion actual needs and is changed pressure
The revolving speed of contracting machine (22), blower (14) and circulating pump (12) can control and change first medium channel (111) respectively with second
The heat exchange amount of medium channel (112), third medium channel (113), meet primary area quickly, efficiently with the mute comfortable difference of subregion
Air conditioning requirements.
Embodiment 3
As shown in Fig. 5, Fig. 6, Fig. 7, Fig. 8, the present embodiment 3 provides a kind of heat pump air conditioning system, which includes outdoor unit
(2), heat-exchanger rig (1), room conditioning end (31), heat-exchanger rig (1) are a kind of heat-exchanger rigs described in embodiment 1.
The heat pump air conditioning system outdoor unit (2), room conditioning end (31) structure and piping connection, all with previous embodiment
2 is identical.
The heat pump air conditioning system and previous embodiment 2 the difference is that: heat-exchanger rig (1) includes three media heat exchangers
(11), circulating pump (12), blower (14), the first control valve (131), the second control valve (132), third control valve (133), the 4th
Control valve (134), the first external tapping (101), the second external tapping (102), third external tapping (103), the 4th external tapping (104),
5th external tapping (105).
Also differ in that with previous embodiment 2: the heat pump air conditioning system further includes accumulation of energy heat exchange end (32)；Accumulation of energy
The first port of end (32), the second port of exchanging heat respectively with the 5th external tapping (105), the 4th external tapping of heat-exchanger rig (1)
(104) corresponding connection, constitutes accumulation of energy heat exchange cycle circuit；Accumulation of energy heat exchange end (32) be energy-storage buffering tank, life heat-exchanging water tank,
The combination of the one or more of them of accumulation of energy radiation heat transfer end.
The actual motion mode of the heat pump air conditioning system includes:
1, refrigeration (heating) buffers energy accumulation mode, as shown in fig. 6, the first medium of outdoor unit (2) and three media heat exchangers (11)
Channel (111) constitutes refrigerant circulation, and three media heat exchangers (11) are used as refrigerating evaporator (heating condenser) under the mode, and first
The air in the second medium channel (112) that evaporation (condensation) refrigerant in medium channel (111) drives with blower (14) directly changes
Heat, realize heat-exchanger rig (1) where primary area environment fast cooling (heating) purpose, while evaporation (condensation) refrigerant also with follow
Ring pumps the liquid heat transfer medium high efficient heat exchanging of the third medium channel (113) of (12) driving, since the temperature difference once to exchange heat is big, energy
Effect is high, and the primary area heat transfer intensity is big, temperature adjustment speed is fast, energy-efficient.
Under the mode, the liquid heat transfer medium is cooled down in third medium channel (113) after (heating), a part warp
4th control valve (134), enters the room air conditioning terminal (31) at circulating pump (12), with subregion where room conditioning end (31)
Heat exchange cooling (heating) in third medium channel (113) is come back to after air heat-exchange, is started next round circulation, is changed due to secondary
The temperature difference of heat is smaller, and subregion wind sense is soft, comfort level is high, noise effect is low for this.
Under the mode, another part of the liquid heat transfer medium is through the 4th control valve (134), circulating pump (12), first
Control valve (131) enters accumulation of energy heat exchange end (32), accumulation of energy heat exchange higher (lower) liquid heat transfer medium of end (32) interior temperature
The middle heat exchange cooling (heating) of third medium channel (113) is come back to, next round circulation, temperature in accumulation of energy heat exchange end (32) are started
Degree gradually decreases (raising), and refrigeration (heating) realizes energy-storage buffering function simultaneously；Second control valve (132), third under the mode
Control valve (133) is in off state, and the first control valve (131), the 4th control valve (134) are in the open state.
Under the mode, according to actual needs, three media heat exchangers are can be changed in the refrigerant flow direction of switching four-way reversing valve (24)
(11) it is used as refrigerating evaporator or heating condenser, realizes refrigeration, heat-production functions switching.
Under the mode, according to actual needs, the revolving speed of blower (14), circulating pump (12) and compressor (22) is adjusted, it can be with
Change primary area, subregion, accumulation of energy heat exchange end (32) refrigeration (heat) amount allocation proportion.
Under the mode, according to actual needs, regulation the first control valve (131), the 4th control valve (134) unlatching or cut
Only, thus it is possible to vary the operation or stopping of subregion, accumulation of energy heat exchange end (32) refrigeration (heating) circulation.
Fast-refrigerating (heating) may be implemented in the mode, comfortable energy-efficient temperature adjusts while carrying out reliable and stable storage
It can buffering.
2, high load capacity refrigeration (heating) mode, as shown in Figure 7:
Under the mode, accumulation of energy heat exchange end (32) is provided jointly for primary area and subregion as supplement Cooling and Heat Source with heat-exchanger rig (1)
Cooling capacity (heat) meets whole system high load capacity refrigeration (heating) demand in certain period of time.
Under the mode, the first control valve (131) of heat-exchanger rig (1), third control valve (133) cut-off, the second control valve
(132), the 4th control valve (134) is opened.
Under the mode, low temperature (high temperature) liquid heat transfer medium that accumulation of energy heat exchange end (32) stores is through the second control valve
(132), cooled down in third medium channel (113) (heating) liquid heat transfer medium through the 4th control valve (134) confluence in following
Ring pumps the arrival end of (12), room conditioning end (31) heat exchange is fully entered through circulating pump (12) driving, after heating (cooling)
Liquid heat transfer medium is divided into two parts, is again introduced into accumulation of energy heat exchange end (32) respectively, third medium channel is cooled down in (113)
(heating) constitutes circulation.
Under the mode, the revolving speed of blower (14), circulating pump (12) and compressor (22) is adjusted, thus it is possible to vary heat-exchanger rig
(1) refrigeration (heat) of subregion measures allocation proportion where primary area, room conditioning end (31) where, realizes the quick system under high load capacity
Cold (heating), comfortable energy-efficient temperature are adjusted.
Outdoor unit (2), the operation logic of room conditioning end (31) and control method and aforementioned refrigeration (system under the mode
Heat) energy-storage buffering mode is identical, and details are not described herein again.
3, do not cool down defrosting heating mode simultaneously, as shown in Figure 8:
Heat source of accumulation of energy heat exchange end (32) as whole system under the mode, three media heat exchangers (11) are both outdoor unit defrosting
When heat absorption evaporator simultaneously or be the exothermic condenser in primary area where heat-exchanger rig (1), room conditioning end (31) are institute
In subregion heat release.
Under the mode, the first control valve (131), the 4th control valve (134) of heat-exchanger rig (1) are in off state, the
Two control valves (132), third control valve (133) are in the open state.
Under the mode, the high-temp liquid heat transferring medium that accumulation of energy heat exchange end (32) stores enters through the second control valve (132)
Circulating pump (12), is divided into two parts after circulating pump (12) driving, and a part is directly entered room conditioning end (31) heat exchange, is
Subregion where room conditioning end (31) is heats；Another part enters three media heat exchangers (11) through third control valve (133)
Third medium channel (113), while respectively with first medium channel (111) circulation evaporation refrigerant, second medium channel
(112) room air heat exchange；At this point, first medium channel (111) and third medium channel (113) evaporation and heat-exchange, as room
The heat source that outer machine (2) refrigerant reversely defrosts completes the defrosting of outdoor heat exchanger (21), while third medium channel (113) and the
Second medium channel (112) heat exchange, primary area air heats where heat-exchanger rig (1), keeps heat-exchanger rig (1) to place primary area air
Do not cool down or heats up.
Under the mode, the revolving speed of blower (14), circulating pump (12) is adjusted, thus it is possible to vary primary area, room where heat-exchanger rig (1)
The heating capacity allocation proportion of subregion where interior air conditioning terminal (31) realizes that indoor primary area, subregion do not cool down and heats outdoor unit simultaneously
The purpose of defrosting.
Under the mode, the refrigerant flow direction of switching four-way reversing valve (24), outdoor heat exchanger (21) is used as condenser, outdoor unit
(2) defrosting program is run.
The heat pump air conditioning system of the present embodiment 3 passes through one heat-exchanger rig (1) traction more using an outdoor unit (2)
The system structure of room conditioning end (31) and accumulation of energy heat exchange end (32), refrigerant-air of simple realization energy conservation fast regulating temperature
The compound complementation of refrigerant-two kinds of water-air circulation system of straight swollen circulation, environmental-friendly and comfortable, small with system coolant injection amount,
In-site installation require low, noise is small, at low cost, stable and high effective operation and do not cool down defrosting simultaneously heat effect, by room
The simple switching control of the compressor (22), the pump valve of heat-exchanger rig, indoor circulation circuit of outer machine (2), reach stablize, energy conservation,
Environmentally friendly, comfortable purpose.
Embodiment 4
As shown in figure 9, the present embodiment 4 provides a kind of heat pump air conditioning system, which includes outdoor unit (2), heat-exchanger rig
(1), room conditioning end (31), heat-exchanger rig (1) are a kind of heat-exchanger rigs described in embodiment 1.
The heat pump air conditioning system heat-exchanger rig (1), the structure of room conditioning end (31) and piping connection all with aforementioned reality
It is identical to apply example 2.
The heat pump air conditioning system and previous embodiment 2 the difference is that: the outdoor heat exchanger (21) of outdoor unit (2) is
A kind of heat-exchanger rig described in embodiment 1, liquid coolant interface (252), the throttling set (23), outdoor heat exchange of outdoor unit (2)
The first medium channel (111) of device (21), four-way reversing valve (24), compressor (22), gas coolant interface (251) sequentially connect
It connects, constitutes the outdoor machine part of heat pump cycle, the third medium channel (113) of outdoor heat exchanger (21) passes through outdoor heat exchanger
(21) circulating pump is connected to external heat source.
The user terminal structure management of the heat pump air conditioning system is identical as previous embodiment 2, and connection and operational process are no longer
It repeats.
Since there are three types of medium direct heat exchange functions two-by-two for outdoor heat exchanger (21) tool of the heat pump air conditioning system, so,
On the one hand the heat pump air conditioning system can meet various environment separately or concurrently using a variety of Cooling and Heat Sources such as empty gas and water, solar energy
Under requirement, energy saving of system, efficiently, environmental protection；On the other hand outdoor unit (2) when the heat pump air conditioning system can recycle refrigeration
Condensation waste heat.
Three media heat exchanger of one kind disclosed in the Chinese patent application 201821519297 formerly submitted can satisfy this
The functional requirement of invention three media heat exchangers.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of invention, rather than its limitations；Although ginseng
Invention is described in detail according to previous embodiment, those skilled in the art should understand that: it still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features；And this
It modifies or replaces, the spirit and scope for each embodiment technical solution of invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of heat-exchanger rig, which is characterized in that external including three media heat exchangers, the first external tapping, the second external tapping, third
Mouthful, the 4th external tapping, circulating pump, three media heat exchanger includes that first medium channel, second medium channel, third medium are logical
Road directly exchanges heat between the channel two-by-two in this three medium channels, first external tapping, the second external tapping respectively with institute
The corresponding connection of first port, second port in first medium channel is stated, the third external tapping connects with the first of the circulating pump
Mouthful connection, the second interface of the circulating pump is connected to the first port of the third medium channel, the 4th external tapping with it is described
The corresponding connection of the second port of third medium channel.
2. heat-exchanger rig according to claim 1, which is characterized in that further include the 5th external tapping, the first control valve, second
Control valve, the 5th external tapping is connected to by first control valve with the first interface of the circulating pump, outside the described 5th
Interface is also connected to by second control valve with the second interface of the circulating pump.
3. heat-exchanger rig according to claim 2, which is characterized in that it further include third control valve, the 4th control valve, it is described
The both ends of third control valve are connected to the first port of the first interface of the circulating pump, the third medium channel respectively, institute
The 4th control valve is stated to be arranged in series between the second interface of the circulating pump and the first port of the third medium channel.
4. heat-exchanger rig according to claim 1, which is characterized in that it further include the 5th external tapping, the first three-way control valve,
The first interface of first three-way control valve, second interface, third interface respectively with the first interface of the circulating pump, described
The corresponding connection of second interface of 5th external tapping, the circulating pump.
5. heat-exchanger rig according to claim 4, which is characterized in that it further include the second three-way control valve, the described 2nd 3
Logical control valve is arranged in series between the second interface of the circulating pump and the first port of the third medium channel, and described
The first interfaces of two three-way control valves, second interface, third interface respectively with the first interface of the circulating pump, the circulating pump
Second interface, the corresponding connection of the first port of the third medium channel.
6. heat-exchanger rig according to claim 1, which is characterized in that further include being arranged in the second medium channel
Blower or circulating pump improve heat exchange effect to enhance the circulation for corresponding to gas or liquid heat transfer medium in the second medium channel
Rate.
7. a kind of heat pump air conditioning system, including outdoor unit, room conditioning end, which is characterized in that it further include heat-exchanger rig, it is described
Heat-exchanger rig is any one of claim 1-6 heat-exchanger rig, and two circulation interfaces of outdoor unit are filled with the heat exchange respectively
The corresponding connection of the first external tapping, the second external tapping set constitutes source heat exchange cycle, two circulations of the room conditioning end
Interface connection corresponding with the third external tapping of the heat-exchanger rig, the 4th external tapping respectively, constitutes user end heat exchange cycle, institute
The quantity for stating room conditioning end is at least 1.
8. heat pump air conditioning system according to claim 7, which is characterized in that further include accumulation of energy heat exchange end, the accumulation of energy
The first port of heat exchange end, second port connection corresponding with the 5th external tapping, the 4th external tapping of the heat-exchanger rig respectively,
Constitute accumulation of energy heat exchange cycle circuit.
9. heat pump air conditioning system according to claim 7, which is characterized in that the outdoor unit include gas coolant interface,
Liquid coolant interface, throttling set, outdoor heat exchanger, four-way reversing valve, compressor, the liquid coolant interface, throttling set,
Outdoor heat exchanger, four-way reversing valve, compressor, the connection of gas coolant interfacing order, constitute the source outdoor unit portion of heat pump cycle
Point.
10. heat pump air conditioning system according to claim 9, which is characterized in that the outdoor heat exchanger is claim 1-6
Any one heat-exchanger rig.
Priority Applications (1)
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| CN201910367067.1A CN109959101A (en) | 2019-05-05 | 2019-05-05 | Heat-exchanger rig and heat pump air conditioning system with it |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910367067.1A CN109959101A (en) | 2019-05-05 | 2019-05-05 | Heat-exchanger rig and heat pump air conditioning system with it |
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| CN109959101A true CN109959101A (en) | 2019-07-02 |
Family
ID=67026997
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| CN112178989A (en) * | 2019-07-04 | 2021-01-05 | 青岛海尔智能技术研发有限公司 | Pressure buffer device and heat pump system |
| CN112303697A (en) * | 2020-10-28 | 2021-02-02 | 青岛海尔空调电子有限公司 | Heat pump system and control method thereof |
| CN113188182A (en) * | 2021-05-06 | 2021-07-30 | 北京汇英恒信科技有限公司 | Energy storage component and multi-split air conditioning system |
| CN114517940A (en) * | 2022-02-28 | 2022-05-20 | 青岛海尔空调电子有限公司 | Air conditioning system |
| CN114517959A (en) * | 2022-02-28 | 2022-05-20 | 青岛海尔空调电子有限公司 | Control method of air conditioning system |
| CN114562760A (en) * | 2022-02-28 | 2022-05-31 | 青岛海尔空调电子有限公司 | Air conditioning system and control method thereof |
| CN114593478A (en) * | 2022-03-17 | 2022-06-07 | 青岛海尔空调电子有限公司 | Air conditioning system, control method and device thereof and storage medium |
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