CN109900028A - High-efficient refrigerating plant of evaporation and condensation process quality adjustable - Google Patents
High-efficient refrigerating plant of evaporation and condensation process quality adjustable Download PDFInfo
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- CN109900028A CN109900028A CN201910124275.9A CN201910124275A CN109900028A CN 109900028 A CN109900028 A CN 109900028A CN 201910124275 A CN201910124275 A CN 201910124275A CN 109900028 A CN109900028 A CN 109900028A
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- mass dryness
- dryness fraction
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- 238000001704 evaporation Methods 0.000 title claims abstract description 101
- 230000008020 evaporation Effects 0.000 title claims abstract description 87
- 238000009833 condensation Methods 0.000 title claims abstract description 39
- 230000005494 condensation Effects 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000000926 separation method Methods 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 238000010025 steaming Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 3
- 238000005057 refrigeration Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 239000012071 phase Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A high-efficiency refrigerating device with adjustable dryness in the evaporation and condensation processes comprises a compressor, a throttle valve, a condenser with adjustable dryness and an evaporation external member, wherein a working medium sequentially circulates through the compressor, the condenser with adjustable dryness, the throttle valve and the evaporation external member; a condensation heat exchange channel is arranged on the dryness-adjustable condenser, a first dryness adjusting assembly is arranged on the condensation heat exchange channel, a condensation inlet on the condensation heat exchange channel is connected with the compressor, and a condensation outlet on the condensation heat exchange channel is connected with the throttle valve; the evaporation external member includes evaporimeter and diffuser pipe with adjustable the quality, is provided with evaporation heat transfer passageway on the evaporimeter with adjustable the quality, and the evaporation entry on the evaporation heat transfer passageway is connected the choke valve, evaporation exit linkage diffuser pipe, is provided with second quality adjusting part on the evaporation heat transfer passageway, and the diffuser pipe passes through second quality adjusting part and is connected with the compressor. The invention has simple structure, reduces material consumption, reduces the space occupation of equipment and improves the cycle energy efficiency of a refrigerating system, thereby constructing a novel refrigerating device.
Description
Technical field
The present invention relates to a kind of refrigerating plant, in particular to a kind of evaporation and the adjustable highly effective refrigeration dress of condensation process mass dryness fraction
It sets.
Background technique
Conventional steam compression-type refrigerating system is mainly by the big component of compressor, condenser, evaporator and expansion device etc. four
Composition, refrigerant cycle operation between the components carry out energy exchange with the external world, achieve the purpose that refrigeration.Traditional steam
If compression-type refrigerating system want improve refrigeration cycle system effectiveness or refrigerating capacity, general way be increase evaporator and
The heat exchange area of condenser, to improve energy exchange efficiency, but this way can obviously increase material consumption and be unfavorable for
The miniaturization of equipment；In addition, steam often condenses into condensate liquid on the wall surface of condenser and sprawls into condensation process
Liquid film, and steam condensation releases heat and has to pass through liquid film, but the thermal conductivity of liquid film is poor, has seriously affected the biography of heat
It passs, under enabling the condensation efficiency of condenser very low；In addition, in evaporation process, since heat exchanger tube exists in low mass dryness fraction evaporation process
It is not high in low mass dryness fraction region heat exchange efficiency to lead to conventional evaporator, however works as fluid compared with slow, the low deficiency of the coefficient of heat transfer for flow velocity
When nucleate boiling area in high mass dryness fraction, evaporation and heat-exchange efficiency is significantly improved.As it can be seen that as why not increase heat exchange area with
And do not increase equipment occupation space, and the work efficiency of refrigeration system is promoted, have become current those skilled in the art urgently
It solves the problems, such as.
Summary of the invention
The purpose of the present invention be intended to provide it is a kind of it is simple and reasonable, heat exchange efficiency is high, using/easy to maintain evaporation and
The adjustable high performance refrigerating unit of condensation process mass dryness fraction, to overcome shortcoming in the prior art；This evaporation and condensation process are dry
Evaporation process and condensation process can be effectively improved under the premise of not increasing heat exchange area by spending adjustable high performance refrigerating unit
Heat exchange efficiency, energy saving and working medium reduce pollution.
A kind of evaporation and the adjustable high performance refrigerating unit of condensation process mass dryness fraction by the design of this purpose, including compressor and section
Flow valve；It is characterized by also including the adjustable condenser of mass dryness fraction and evaporation external member, the adjustable condensers of compressor, mass dryness fraction, throttling
Valve and evaporation external member are sequentially connected in a closed loop mode, and working medium is circuited sequentially by compressor, the adjustable condenser of mass dryness fraction, throttle valve and evaporation
External member；It is provided with condensing heat-exchange channel on the adjustable condenser of mass dryness fraction, the first mass dryness fraction tune is provided on condensing heat-exchange channel
Save component, the condensation entrance connect compressor on condensing heat-exchange channel, the condensate outlet on condensing heat-exchange channel connects throttle valve；
The evaporation external member includes mass dryness fraction adjustable evaporator and diffuser pipe, and it is logical that evaporation and heat-exchange is provided on mass dryness fraction adjustable evaporator
Road, the evaporation entrance on evaporation and heat-exchange channel connect throttle valve, the evaporation outlet connection diffuser pipe on evaporation and heat-exchange channel, evaporation
It is provided with the second mass dryness fraction on heat exchanger channels and adjusts component, diffuser pipe adjusts component by the second mass dryness fraction and connect with compressor.
The structure that first mass dryness fraction adjusts component includes following scheme: scheme one, and first mass dryness fraction adjusts component and is integrally in
Arc setting comprising housing bend pipe and inner sleeve bend pipe, housing bend pipe are sheathed on the outside of inner sleeve bend pipe, and housing bend pipe and inner sleeve are curved
There is the first Separation between pipe, inner sleeve bend pipe is equipped with the first sorting hole of the first Separation of connection；Scheme two, described
One mass dryness fraction adjusts component integrally arc-shaped setting comprising peripheral tube and interior bustle pipe, peripheral tube are set around on the outside of interior bustle pipe, periphery
It is interconnected between pipe and interior bustle pipe by the second sorting hole.
The adjustable condenser of mass dryness fraction includes condensing heat-exchanging pipe and mass dryness fraction adjusts header, and mass dryness fraction adjusts header inner cavity and divides
Have several condensing heat-exchange chambers, condensing heat-exchanging pipe and the first mass dryness fraction adjust component respectively with corresponding condensing heat-exchange chamber,
To collectively form the condensing heat-exchange channel, working medium irreversibly delivers in condensing heat-exchange channel.
The condensing heat-exchanging pipe both ends are respectively arranged with mass dryness fraction and adjust header, at least one mass dryness fraction, which adjusts header and is equipped with, to be connected
The condensation entrance in logical condensing heat-exchange channel, at least one mass dryness fraction adjust header and are equipped with being condensed out for connection condensing heat-exchange channel
Mouthful, condensation entrance adjusts component by one or more condensing heat-exchanging pipe and one group or more the first mass dryness fraction and is connected to condensate outlet.
Adjacent two first mass dryness fraction adjusts housing bend pipe in component or peripheral tube is interconnected, housing bend pipe or peripheral tube with
Neighbouring condensate outlet connection.
It includes housing straight tube and inner sleeve straight tube that second mass dryness fraction, which adjusts component, and housing straight tube is sheathed on outside inner sleeve straight tube
, there is the second Separation in side between housing straight tube and inner sleeve straight tube, inner sleeve straight tube is equipped with the second of the second Separation of connection
Sorting hole, the second Separation are respectively communicated with diffuser pipe and compressor.
The mass dryness fraction adjustable evaporator includes evaporating heat-exchanging pipe, and inner sleeve straight tube inner cavity, which divides, several evaporation and heat-exchange chambers
Room, evaporating heat-exchanging pipe and corresponding evaporation and heat-exchange chamber, to collectively form the evaporation and heat-exchange channel, working medium is changed in evaporation
It is irreversibly delivered in the passage of heat.
The evaporating heat-exchanging pipe both ends are respectively arranged with the second mass dryness fraction and adjust component, and at least one inner sleeve straight tube, which is equipped with, to be connected
The evaporation entrance in logical evaporation and heat-exchange channel, at least one inner sleeve straight tube are equipped with the evaporation outlet in connection evaporation and heat-exchange channel, steam
It sends out entrance and passes through one or more evaporating heat-exchanging pipe connection evaporation outlet.
Compared with prior art, structure of the invention is succinct, can reduce the consumptive material of heat exchange equipment, reduces equipment to a certain degree
Space hold, the circulation efficiency that refrigeration system can be obviously improved, to construct the refrigerating plant of novel high-efficiency and energy-saving.
Detailed description of the invention
Fig. 1 is the air-conditioning system wire figure of one embodiment of the invention.
Fig. 2 is the structural schematic diagram of the adjustable condenser of mass dryness fraction in one embodiment of the invention.
Fig. 3 is the structural schematic diagram that the first mass dryness fraction adjusts packaging scheme one in one embodiment of the invention.
Fig. 4 is the structural schematic diagram that the first mass dryness fraction adjusts packaging scheme two in one embodiment of the invention.
Fig. 5 is the structural schematic diagram that external member is evaporated in one embodiment of the invention.
Fig. 6 is the pressure-enthalpy chart of one embodiment of the invention.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments.
Referring to Fig. 1-Fig. 6, this evaporation and the adjustable high performance refrigerating unit of condensation process mass dryness fraction, including compressor 1, mass dryness fraction can
Mode condenser 2, throttle valve 3 and evaporation external member 4, the adjustable condenser 2 of compressor 1, mass dryness fraction, throttle valve 3 and evaporation external member 4 according to
Secondary closed loop connection, working medium are circuited sequentially by compressor 1, the adjustable condenser 2 of mass dryness fraction, throttle valve 3 and evaporation external member 4；Mass dryness fraction
It is provided with bowed condensing heat-exchange channel on adjustable condenser 2, the first mass dryness fraction is provided on condensing heat-exchange channel and adjusts component
2.4,2.1 connect compressor 1 of condensation entrance on condensing heat-exchange channel, the condensate outlet 2.5 on condensing heat-exchange channel connects section
Flow valve 3；Evaporating external member 4 includes mass dryness fraction adjustable evaporator 4.1 and diffuser pipe 4.3, is provided on mass dryness fraction adjustable evaporator 4.1
Bowed evaporation and heat-exchange channel, the evaporation entrance 4.2.1 connection throttle valve 3 on evaporation and heat-exchange channel, on evaporation and heat-exchange channel
Evaporation exports 4.2.4 connection diffuser pipe 4.3, and the second mass dryness fraction is provided on evaporation and heat-exchange channel and adjusts component 4.2, diffuser pipe 4.3
Component 4.2 is adjusted by the second mass dryness fraction to connect with compressor 1.
Furtherly, it includes following scheme: scheme one (referring to Fig. 3) that the first mass dryness fraction, which adjusts component 2.4, and the first mass dryness fraction is adjusted
Component 2.4 whole arc-shaped (the specific semicircular in shape of the present embodiment) setting comprising housing bend pipe 2.4.1 and inner sleeve bend pipe
2.4.2, housing bend pipe 2.4.1 is sheathed on the outside of inner sleeve bend pipe 2.4.2, is had between housing bend pipe 2.4.1 and inner sleeve bend pipe 2.4.2
First point of the first Separation 2.4.4 of connection is equipped on the outside of first Separation 2.4.4 of sleeve-shaped, inner sleeve bend pipe 2.4.2
From hole 2.4.3；Scheme two (referring to fig. 4), it is whole arc-shaped (the specific semicircular in shape of the present embodiment) that the first mass dryness fraction adjusts component 2.4
Setting comprising peripheral tube 2.4.1 ' and interior bustle pipe 2.4.2 ', peripheral tube 2.4.1 ' are set around on the outside of interior bustle pipe 2.4.2 ', periphery
It is interconnected between pipe 2.4.1 ' and interior bustle pipe 2.4.2 ' by the second sorting hole 2.4.3 '.It should be noted that the present embodiment
Select above-mentioned scheme one.
Furtherly, referring to fig. 2, the adjustable condenser 2 of mass dryness fraction includes that several condensing heat-exchanging pipes 2.2 and mass dryness fraction adjust header
2.3, mass dryness fraction, which adjusts 2.3 inner cavity of header, has several condensing heat-exchange chamber 2.3.1 by several first split-flow baffles 2.3.2 division,
Condensing heat-exchanging pipe 2.2 and the first mass dryness fraction adjust component 2.4 and are connected to respectively with corresponding condensing heat-exchange chamber 2.3.1, with common structure
At above-mentioned condensing heat-exchange channel, working medium irreversibly delivers in condensing heat-exchange channel.
Furtherly, 2.2 both ends of condensing heat-exchanging pipe are respectively arranged with mass dryness fraction and adjust header 2.3, wherein a mass dryness fraction adjusts connection
Case 2.3 is equipped with the condensation entrance 2.1 and condensate outlet 2.5 for being respectively communicated with condensing heat-exchange channel, and condensation entrance 2.1 passes through one
The above condensing heat-exchanging pipe 2.2 adjusts component 2.4 with one group or more the first mass dryness fraction and is connected to condensate outlet 2.5.Specifically, the present embodiment
The first mass dryness fraction adjust component 2.4 three groups are arranged altogether, wherein two groups be set to jointly a mass dryness fraction adjust header 2.3 on, be left one
Group is set to another mass dryness fraction and adjusts on header 2.3 and be located between condensation entrance 2.1 and condensate outlet 2.5.
Furtherly, a mass dryness fraction is adjusted on header 2.3, and adjacent two first mass dryness fraction adjusts the housing bend pipe in component 2.4
2.4.1 or peripheral tube 2.4.1 ' is interconnected by corresponding drain connecting leg 2.4.5；Another mass dryness fraction is adjusted on header 2.3, housing
Bend pipe 2.4.1 or peripheral tube 2.4.1 ' is connected to by corresponding drain connecting leg 2.4.5 with neighbouring condensate outlet 2.5.
Furtherly, it includes housing straight tube 4.2.2 and inner sleeve straight tube 4.2.3, housing straight tube that the second mass dryness fraction, which adjusts component 4.2,
4.2.2 it is sheathed on the outside of inner sleeve straight tube 4.2.3, there is second point of sleeve-shaped between housing straight tube 4.2.2 and inner sleeve straight tube 4.2.3
Sowing discord gap 4.2.7, inner sleeve straight tube 4.2.3 is equipped with the second sorting hole 4.2.5 of the second Separation 4.2.7 of connection, and second point
It sows discord gap 4.2.7 and is respectively communicated with diffuser pipe 4.3 and compressor 1.
Furtherly, mass dryness fraction adjustable evaporator 4.1 includes several evaporating heat-exchanging pipes 4.4, and the inner sleeve inner cavity straight tube 4.2.3 is logical
Crossing several second split-flow baffles 4.2.6 divisions has several evaporation and heat-exchange chamber 4.2.8, and evaporating heat-exchanging pipe 4.4 is evaporated with corresponding
Heat exchange chamber 4.2.8 connection, to collectively form above-mentioned evaporation and heat-exchange channel, working medium irreversibly delivers in evaporation and heat-exchange channel.
Furtherly, 4.4 both ends of evaporating heat-exchanging pipe are respectively arranged with the second mass dryness fraction and adjust component 4.2, an inner sleeve straight tube
4.2.3 it is equipped with the evaporation entrance 4.2.1 for being respectively communicated with evaporation and heat-exchange channel and evaporation outlet 4.2.4, evaporation entrance 4.2.1 is logical
Cross one or more the connection evaporation of evaporating heat-exchanging pipe 4.4 outlet 4.2.4.
Working principle:
Working medium enters condensing heat-exchanging pipe 2.2 after the discharge of compressor 1, from the condensation entrance 2.1 of the adjustable condenser 2 of mass dryness fraction
Heat exchange；After a tube side exchanges heat, two-phase working substance (gas-phase working medium and liquid phase working fluid) enters mass dryness fraction and adjusts header 2.3, with laggard
Enter inner sleeve bend pipe 2.4.2 and carry out mass dryness fraction adjusting, liquid phase working fluid under the influence of centrifugal force, passes through the first sorting hole 2.4.3 side by side
Into the first Separation 2.4.4, subsequent gas-phase working medium goes successively to subsequent tube side and carries out high-efficiency condensation, and the first Separation
2.4.4 the liquid phase working fluid in is continually drained in subsequent first Separation 2.4.4 by drain connecting leg 2.4.5；Subsequent tube side
It constantly repeats the above process, to the last a tube side, the liquid phase working fluid and condensing heat-exchanging pipe in the first Separation 2.4.4
Working medium in 2.2 is mixed, and is then discharged from condensate outlet 2.5, and working medium maintains high mass dryness fraction in the adjustable condenser 2 of mass dryness fraction
High efficient heat exchanging；
Above-mentioned condensed working medium is after the throttling of throttle valve 3, into mass dryness fraction adjustable evaporator 4；Specifically, working medium from
Evaporation entrance 4.2.1 sequentially enters inner sleeve straight tube 4.2.3 and evaporating heat-exchanging pipe 4.4, and exchanges heat in evaporating heat-exchanging pipe 4.4,
Working medium after heat exchange is pressurized to pressure into diffuser pipe 4.3 and is higher than evaporation entrance 4.2.1's from evaporation outlet 4.2.4 discharge
Pressure, subsequent pressurized working medium enter the second Separation 4.2.7, and the gas-phase working medium after partial boost passes through the second sorting hole
4.2.5 enter in inner sleeve straight tube 4.2.3, to adjust the mass dryness fraction of working medium in mass dryness fraction adjustable evaporator 4 to high mass dryness fraction high efficient heat exchanging
Fluidised form, enhanced water evaporation heat exchange efficiency, remaining pressurized gas-phase working medium then return to compressor 1 and continue refrigerative circle system.
Referring to Fig. 6, traditional refrigerative circle system 2 ' → 3 ' → 4 ' → 1 ' → 2 ' are common benchmark refrigeration cycle, theoretical
Refrigerating capacity are as follows:
Δ h'=mr (h2'-h1')
Refrigerative circle system of the invention is 2 → 3 → 4 → 1 → 2, and theoretical refrigerating capacity is Δ h=mr (h2-h1)
Obviously, when flow system flow is identical, Δ h > Δ h '.
Above-mentioned is preferred embodiment of the invention, and basic principles and main features and the present invention of the invention have been shown and described
The advantages of.Those skilled in the art should be recognized that the present invention is not limited to the above embodiments, above embodiments and description
Described in merely illustrate the principles of the invention, without departing from the spirit and scope of the present invention the present invention also have it is various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached the spirit and scope of the invention define.
Claims (8)
1. a kind of evaporation and the adjustable high performance refrigerating unit of condensation process mass dryness fraction, including compressor (1) and throttle valve (3)；It is special
Sign is: further include the adjustable condenser of mass dryness fraction (2) and evaporation external member (4), compressor (1), the adjustable condenser of mass dryness fraction (2),
Throttle valve (3) and evaporation external member (4) are sequentially connected in a closed loop mode, and working medium is circuited sequentially by compressor (1), the adjustable condenser of mass dryness fraction
(2), throttle valve (3) and evaporation external member (4)；It is provided with condensing heat-exchange channel on the adjustable condenser of mass dryness fraction (2), condensation is changed
It is provided with the first mass dryness fraction in the passage of heat and adjusts component (2.4), condensation entrance (2.1) connect compressor on condensing heat-exchange channel
(1), the condensate outlet (2.5) on condensing heat-exchange channel connects throttle valve (3)；The evaporation external member (4) includes that mass dryness fraction is adjustable
Evaporator (4.1) and diffuser pipe (4.3), evaporation and heat-exchange channel is provided on mass dryness fraction adjustable evaporator (4.1), and evaporation and heat-exchange is logical
Evaporation entrance (4.2.1) on road connects throttle valve (3), and the evaporation outlet (4.2.4) on evaporation and heat-exchange channel connects diffuser pipe
(4.3), it is provided with the second mass dryness fraction on evaporation and heat-exchange channel and adjusts component (4.2), diffuser pipe (4.3) passes through the second mass dryness fraction adjusting group
Part (4.2) is connect with compressor (1).
2. evaporation and the adjustable high performance refrigerating unit of condensation process mass dryness fraction according to claim 1, it is characterised in that: described the
One mass dryness fraction adjusts component (2.4) whole arc-shaped setting comprising housing bend pipe (2.4.1) and inner sleeve bend pipe (2.4.2), housing
Bend pipe (2.4.1) is sheathed on the outside of inner sleeve bend pipe (2.4.2), there is the between housing bend pipe (2.4.1) and inner sleeve bend pipe (2.4.2)
One Separation (2.4.4), inner sleeve bend pipe (2.4.2) are equipped with the first sorting hole of connection the first Separation (2.4.4)
(2.4.3)；
Alternatively, first mass dryness fraction adjusts component (2.4) whole arc-shaped setting comprising peripheral tube (2.4.1 ') and interior bustle pipe
(2.4.2 '), peripheral tube (2.4.1 ') are set around on the outside of interior bustle pipe (2.4.2 '), peripheral tube (2.4.1 ') and interior bustle pipe
It is interconnected between (2.4.2 ') by the second sorting hole (2.4.3 ').
3. evaporation and the adjustable high performance refrigerating unit of condensation process mass dryness fraction according to claim 2, it is characterised in that: described dry
Spending adjustable condenser (2) includes that condensing heat-exchanging pipe (2.2) and mass dryness fraction adjust header (2.3), and mass dryness fraction adjusts header (2.3) inner cavity
Division has several condensing heat-exchange chambers (2.3.1), condensing heat-exchanging pipe (2.2) and the first mass dryness fraction adjust component (2.4) respectively with phase
Condensing heat-exchange chamber (2.3.1) connection answered, to collectively form the condensing heat-exchange channel, working medium is single in condensing heat-exchange channel
To conveying.
4. evaporation and the adjustable high performance refrigerating unit of condensation process mass dryness fraction according to claim 3, it is characterised in that: described cold
Solidifying heat exchanger tube (2.2) both ends are respectively arranged with mass dryness fraction and adjust header (2.3), at least one mass dryness fraction adjusts header (2.3) and is equipped with
It is connected to the condensation entrance (2.1) in condensing heat-exchange channel, it is logical equipped with connection condensing heat-exchange that at least one mass dryness fraction adjusts header (2.3)
The condensate outlet (2.5) in road, condensation entrance (2.1) pass through one or more condensing heat-exchanging pipe (2.2) and one group or more the first mass dryness fraction
Adjust component (2.4) connection condensate outlet (2.5).
5. evaporation and the adjustable high performance refrigerating unit of condensation process mass dryness fraction according to claim 4, it is characterised in that: adjacent two
Housing bend pipe (2.4.1) or peripheral tube (2.4.1 ') in first mass dryness fraction adjusting component (2.4) are interconnected, housing bend pipe
(2.4.1) or peripheral tube (2.4.1 ') are connected to neighbouring condensate outlet (2.5).
6. evaporation and the adjustable high performance refrigerating unit of condensation process mass dryness fraction according to claim 1, it is characterised in that: described the
It includes housing straight tube (4.2.2) and inner sleeve straight tube (4.2.3) that two mass dryness fractions, which adjust component (4.2), and housing straight tube (4.2.2) is sheathed on
On the outside of inner sleeve straight tube (4.2.3), there is the second Separation between housing straight tube (4.2.2) and inner sleeve straight tube (4.2.3)
(4.2.7), second sorting hole (4.2.5) of the inner sleeve straight tube (4.2.3) equipped with connection the second Separation (4.2.7), second
Separation (4.2.7) is respectively communicated with diffuser pipe (4.3) and compressor (1).
7. evaporation and the adjustable high performance refrigerating unit of condensation process mass dryness fraction according to claim 6, it is characterised in that: described dry
Degree adjustable evaporator (4.1) includes evaporating heat-exchanging pipe (4.4), and the inner sleeve straight tube inner cavity (4.2.3), which divides, several evaporation and heat-exchanges
Chamber (4.2.8), evaporating heat-exchanging pipe (4.4) is connected to corresponding evaporation and heat-exchange chamber (4.2.8), to collectively form the evaporation
Heat exchanger channels, working medium irreversibly deliver in evaporation and heat-exchange channel.
8. evaporation and the adjustable high performance refrigerating unit of condensation process mass dryness fraction according to claim 7, it is characterised in that: the steaming
Hair heat exchanger tube (4.4) both ends are respectively arranged with the second mass dryness fraction and adjust component (4.2), set at least one inner sleeve straight tube (4.2.3)
There is the evaporation entrance (4.2.1) in connection evaporation and heat-exchange channel, at least one inner sleeve straight tube (4.2.3) is equipped with connection evaporation and heat-exchange
The evaporation in channel exports (4.2.4), and evaporation entrance (4.2.1) passes through one or more evaporating heat-exchanging pipe (4.4) connection evaporation outlet
(4.2.4)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910124275.9A CN109900028B (en) | 2019-02-18 | 2019-02-18 | High-efficient refrigerating plant of evaporation and condensation process dryness fraction adjustable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910124275.9A CN109900028B (en) | 2019-02-18 | 2019-02-18 | High-efficient refrigerating plant of evaporation and condensation process dryness fraction adjustable |
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| CN109900028B CN109900028B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852749A (en) * | 2009-04-03 | 2010-10-06 | 李蔚 | All-in-on device for evaporation/condensation heat transmission testing in micro pipe and testing method thereof |
| CN106440586A (en) * | 2016-09-08 | 2017-02-22 | 赵向辉 | Method for controlling evaporator outlet refrigerant to be low in superheat degree or smaller than 1 in dryness |
| CN106679468A (en) * | 2017-03-03 | 2017-05-17 | 仲恺农业工程学院 | Shell-and-tube evaporator with double-dryness flow-dividing baffle plate |
| CN106949672A (en) * | 2017-04-19 | 2017-07-14 | 仲恺农业工程学院 | Coil type double-dryness split-flow heat exchange evaporator |
| CN207163026U (en) * | 2017-07-06 | 2018-03-30 | 仲恺农业工程学院 | Evaporator capable of automatically adjusting double-dryness flow distribution |
| CN210035968U (en) * | 2019-02-18 | 2020-02-07 | 仲恺农业工程学院 | High-efficient refrigerating plant of evaporation and condensation process quality adjustable |
-
2019
- 2019-02-18 CN CN201910124275.9A patent/CN109900028B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852749A (en) * | 2009-04-03 | 2010-10-06 | 李蔚 | All-in-on device for evaporation/condensation heat transmission testing in micro pipe and testing method thereof |
| CN106440586A (en) * | 2016-09-08 | 2017-02-22 | 赵向辉 | Method for controlling evaporator outlet refrigerant to be low in superheat degree or smaller than 1 in dryness |
| CN106679468A (en) * | 2017-03-03 | 2017-05-17 | 仲恺农业工程学院 | Shell-and-tube evaporator with double-dryness flow-dividing baffle plate |
| CN106949672A (en) * | 2017-04-19 | 2017-07-14 | 仲恺农业工程学院 | Coil type double-dryness split-flow heat exchange evaporator |
| CN207163026U (en) * | 2017-07-06 | 2018-03-30 | 仲恺农业工程学院 | Evaporator capable of automatically adjusting double-dryness flow distribution |
| CN210035968U (en) * | 2019-02-18 | 2020-02-07 | 仲恺农业工程学院 | High-efficient refrigerating plant of evaporation and condensation process quality adjustable |
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| Publication number | Publication date |
|---|---|
| CN109900028B (en) | 2024-05-14 |
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