CN205980471U - Gas-liquid separation device and steam compression circulation system with same - Google Patents
Gas-liquid separation device and steam compression circulation system with same Download PDFInfo
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- CN205980471U CN205980471U CN201620560368.8U CN201620560368U CN205980471U CN 205980471 U CN205980471 U CN 205980471U CN 201620560368 U CN201620560368 U CN 201620560368U CN 205980471 U CN205980471 U CN 205980471U
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- separation device
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- 239000007788 liquid Substances 0.000 title claims abstract description 120
- 238000000926 separation method Methods 0.000 title claims abstract description 61
- 230000006835 compression Effects 0.000 title claims abstract description 28
- 238000007906 compression Methods 0.000 title claims abstract description 28
- 230000004087 circulation Effects 0.000 title abstract description 6
- 230000008676 import Effects 0.000 claims abstract description 27
- 239000006200 vaporizer Substances 0.000 claims description 32
- 239000000411 inducer Substances 0.000 claims description 29
- 239000003507 refrigerant Substances 0.000 claims description 29
- 239000002826 coolant Substances 0.000 claims description 25
- 238000005204 segregation Methods 0.000 claims description 9
- 238000001704 evaporation Methods 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 6
- 230000006698 induction Effects 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000012071 phase Substances 0.000 description 10
- 230000017531 blood circulation Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000001914 filtration Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000010025 steaming Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model provides a gas-liquid separation device and have its vapor compression circulation system, it includes hollow barrel (1) and sets up import (2), gas outlet (3) and liquid outlet (4) on barrel (1) to and locate the inside gas-liquid separation part of this barrel (1), barrel (1) is including roughly along induction zone (11) that the horizontal direction arranged, export section (12) and connect in disengagement section (13) between the two, and this three-section structure is the solid of revolution shape, and three gyration central line becomesAnd the height position of the revolution center of the inlet section (11) is lower than that of the revolution center of the outlet section (12). Through the utility model discloses can realize efficient gas-liquid separation, reduce among the especially vapor compression circulation system in the dry type evaporimeter just cool quiet velocity of flow and pressure drop, reduce the power of compressor, promote the heat exchange efficiency of evaporimeter, improve whole circulation system's performance.
Description
Technical field
This utility model belongs to steam compression cycle technical field and in particular to a kind of gas-liquid separation device and have it
Steam compression circulating system.
Background technology
In steam circulation refrigeration system of the prior art, the higher pressure refrigerant gas after compressor compresses are through condenser
Be condensed into highly pressurised liquid, the refrigerant liquid of high pressure becomes the gas-liquid saturated mode of low-pressure low-temperature through the throttling of throttle mechanism,
Enter back into the evaporation and heat-exchange in vaporizer.But throttling after gas-liquid two-phase state cold-producing medium due to gaseous exist it is impossible to
Sufficiently realize efficient evaporation and heat-exchange, gaseous cold-producing medium is big due to volume especially in the heat exchanger of dry type, make whole
Flow velocity in heat exchanger tube is very big, causes the big pressure drop in vaporizer of cold-producing medium (according to Bernoulli equation), increases compression
Machine air-breathing and the pressure reduction of aerofluxuss, increase power, and the coefficient of heat transfer very little due to gaseous refrigerant, have formation air film to stop
The contact with heat exchange tube wall for the liquid refrigerant, increases thermal resistance, reduces the heat exchange efficiency of vaporizer;Thus reducing steam
The performance of compression blood circulation, wastes the energy.
Due to the gaseous refrigerant in the steam circulation refrigeration system of prior art in dry evaporator pipeline due to height
The vaporizer pressure drop that speed flowing causes is bigger than normal, gaseous refrigerant prevents liquid refrigerant and heat exchange in dry evaporator pipeline
The contact of tube wall, increases thermal resistance, reduces the heat exchange efficiency of vaporizer thus reducing the property of volume steam compression circulating system
Can, waste the technical problems such as the energy, therefore this utility model research design goes out a kind of gas-liquid separation device and the steaming with it
Vapour pressure contracting blood circulation.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome the gas-liquid for biphase coolant of the prior art
The defect that separation accuracy is low and leads to especially steam compression circulating system degraded performance, thus provide a kind of gas-liquid separation device
And there is its steam compression circulating system.
This utility model provides a kind of gas-liquid separation device, and it includes the cylinder of hollow and is arranged at entering on cylinder
Mouth, gas outlet and liquid outlet, and the gas-liquid separate component located at this inner barrel, described cylinder includes inducer, goes out
Mouth section and the segregation section being connected between the two, this three-stage structure is revolution shape and three centre of gyration lines are wired toType, the centre of gyration height and position of described inducer is less than the centre of gyration height and position of described outlet section.
Preferably, described gas outlet be arranged on the position on described outlet section top, described liquid outlet be arranged at described
The position of import pars infrasegmentalis.
Preferably, described import is arranged on the end face of described inducer, and described gas-liquid separate component includes being arranged on institute
State in the hollow cavity of cylinder and height and position be less than described import leakage plate.
Preferably, described gas-liquid separate component also includes in the hollow cavity be arranged on described cylinder and height and position is high
Gas block panel in described import.
Preferably, described leakage plate and described gas block panel are that one end is fixed on described inducer, the other end is towards institute
State the form that the direction of outlet section extended and arrange.
Preferably, described gas-liquid separate component is also included in the hollow cavity be arranged on described cylinder, for cold media
Matter filtered and/or further gas-liquid separation defecator.
Preferably, described defecator is the version of drainage screen, and arranges and be connected to the upper end of described outlet section
Between face and lower surface.
Preferably, described import is arranged at the position on described inducer end face in the middle part of it;And/or, described liquid
Outlet is arranged at the position of described inducer bottom;And/or, described gas outlet is arranged at close on the end face of described outlet section
The position at its top.
This utility model also provides a kind of steam compression circulating system, and including vaporizer, throttling arrangement and compressor, it is special
Levy and be:Also include aforesaid gas-liquid separation device, and described gas-liquid separation device is arranged at described throttling arrangement and described steaming
Send out on the refrigerant pipeline between device.
Preferably, the described gas outlet of described gas-liquid separation device connects to the air inlet of described compressor;And/or,
Also include superheater, described gas outlet is connected to the air inlet of described compressor after described superheater is overheated again.
A kind of gas-liquid separation device that this utility model provides and there is its steam compression circulating system have and have as follows
Beneficial effect:
1. gas-liquid separation device of the present utility model, is capable of effective, efficient gas-liquid separation so that for especially
It is that the gas coolant entering in steam compression circulating system in vaporizer greatly reduces, reduce especially steam compression cycle
The flow velocity of cold-producing medium in dry evaporator in system, reduces pressure drop, indirectly reduces the power of compressor, improves steaming
Send out the heat exchange efficiency of device, improve the performance of whole blood circulation;
2. gas-liquid separation device of the present utility model, is used as gas-liquid separate component by arranging leakage plate in the lower section of import
Version, the liquid phase coolant in the gas-liquid two-phase coolant that can flow in the future is farthest separated to the interior subordinate of cylinder
Side, thus improve the degree of gas-liquid separation;
3. gas-liquid separation device of the present utility model, is used as gas-liquid separate component by setting gas block panel above import
Version, the gas positioned at inner barrel top farthest can be controlled above gas block panel, prevent it from altering
Flow to lower section and form gas-liquid mixed, thus improving the degree of gas-liquid separation;
4. gas-liquid separation device of the present utility model, is used as gas-liquid by also setting up defecator in cylinder hollow cavity
The version of separating component, can will play the effect of further gas-liquid separation, thus improving the journey of gas-liquid separation to coolant
Other impurities in coolant can also be carried out filtration by degree simultaneously, improve the purity of coolant;
5. steam compression circulating system of the present utility model, can effectively lift the gas-liquid separation degree of coolant, reduce pressure
The power of contracting machine, and the gas coolant entering in vaporizer is greatly reduced, thus effectively improving changing of vaporizer
The thermal efficiency, improves the performance of whole blood circulation.
Brief description
Fig. 1 is the perspective view of the gas-liquid separation device of prior art;
Fig. 2 is the internal structure schematic diagram of gas-liquid separation device of the present utility model;
Fig. 3 is the left view of Fig. 2.
In figure reference is expressed as:
1 cylinder, 11 inducers, 12 outlet sections, 13 segregation sections, 2 imports, 3 gas outlets, 4 liquid
Outlet, 5 leakage plates, 6 gas block panels, 7 defecators.
Specific embodiment
As Figure 2-3, this utility model provides a kind of gas-liquid separation device, and it includes the cylinder 1 with hollow cavity
And be arranged at import 2 (preferably refrigerant import) on cylinder 1, gas outlet 3 and liquid outlet 4, and in this cylinder 1
The gas-liquid separate component in portion, inducer 11 that described cylinder 1 includes being arranged generally in a horizontal direction, outlet section 12 and be connected to two
Segregation section 13 between person (described segregation section 13 be connected to described inducer 11 both ends of the surface relative with described outlet section 12 it
Between), and this three-stage structure is revolution shape and three centre of gyration lines are wired toType, described inducer 11
Centre of gyration height and position be less than described outlet section 12 centre of gyration height and position.
Gas-liquid separation device of the present utility model, by being disposed as revolution shape and three revolutions by three-stage structure
Centrage is wired toType, the height of inducer in the vertical direction are arranged at less than described outlet section, can be formed
The tube structure of ladder platform scalariform, and inducer is less than outlet section, can carry out diffusion reduction of speed, extend coolant stream coolant
Dynamic distance and separate distance, make coolant carry out thoroughly gas-liquid separation inside the segregation apparatuss of hollow after, enter back into after
Device feature (such as vaporizer).Thus finally realizing efficient gas-liquid separation, reduce especially steam compression cycle system
The flow velocity of cold-producing medium in dry evaporator in system, reduces pressure drop, indirectly reduces the power of compressor, thus lifting unit
Performance so that in especially steam compression circulating system enter vaporizer in gas coolant greatly reduce, thus
Effectively improve the heat exchange efficiency of vaporizer, improve the performance of whole blood circulation.
Preferably, described gas outlet 3 is arranged on the position on described outlet section 12 top, described liquid outlet 4 is arranged at
The position of described inducer 11 bottom.By liquid outlet being arranged at the bottom of the inducer positioned at lower position, by gas
Outlet is arranged at the version on the top of outlet section positioned at eminence position (preferably so that liquid outlet is located at whole cylinder
Least significant end, gas outlet are located at the most significant end of whole cylinder), can be by the liquid after separation by the liquid at lower position
Outlet being discharged, being discharged it is achieved that efficiently separating biphase coolant the gas after separation by the gas outlet at high position
Effect, prevent the two from being mixed again so that in especially steam compression circulating system enter vaporizer in gas
Coolant greatly reduces, thus effectively improving the heat exchange efficiency of vaporizer, improves the performance of whole blood circulation.
It is highly preferred that described inducer 11, described outlet section 12 and described segregation section 13 are cylindrical tube structure
Form, the axis of rotation of described inducer 11 parallel and higher than (on vertical direction) described outlet section 12 axis of rotation, described
The axis of rotation of segregation section 13 is all obliquely installed (and being connected to therebetween) with the two.
Preferably, described import 2 is arranged on the end face of described inducer 11, and described gas-liquid separate component includes being arranged on
In the hollow cavity of described cylinder 1 and height and position be less than described import 2 leakage plate 5 (the i.e. position of the top of leakage plate
Position less than import bottom).By arranging leakage plate as the version of gas-liquid separate component, energy in the lower section of import
Liquid phase coolant in enough gas-liquid two-phase coolant of stream in the future is farthest separated to the lower inside of cylinder, thus improving gas
The detached degree of liquid.
Preferably, described gas-liquid separate component also includes in the hollow cavity be arranged on described cylinder 1 and height and position is high
Gas block panel 6 in described import 2.By setting gas block panel above import as the version of gas-liquid separate component, energy
Enough the gas positioned at inner barrel top is farthest controlled above gas block panel, prevent its channelling to lower section and shape
Become gas-liquid mixed, thus improving the degree of gas-liquid separation.
Preferably, described leakage plate 5 and described gas block panel 6 be one end be fixed on described inducer 11, other end court
The form that the direction of described outlet section 12 extended and arrange.This is preferred structure and the formation side of leakage plate and gas block panel
Formula, and can start to carry out detached effect to gas-liquid two-phase always from entrance, can be effectively and to greatest extent to gas
Liquid is biphase to carry out separating, and is effectively prevented the two and mixes again.
Preferably, described gas-liquid separate component is also included in the hollow cavity be arranged on described cylinder 1, for cold media
Matter filtered and/or further gas-liquid separation defecator 7.By also setting up defecator in cylinder hollow cavity
As the version of gas-liquid separate component, coolant can will be played with the effect of further gas-liquid separation, thus improving gas-liquid
Other impurities in coolant can also be carried out filtration by detached degree simultaneously, improve the purity of coolant.
Preferably, described defecator 7 is the version of drainage screen, and arranges and be connected to the upper of described outlet section 12
Between end face and lower surface.This is preferred kind and the version of defecator, and is arranged and be connected to the port of export
Filtration and the detached work of gas-liquid can to greatest extent, maximum stream flow be played to the coolant through this passage between upper and lower end face
With.
Preferably, described import 2 is arranged at the position on described inducer 11 end face in the middle part of it;And/or, described liquid
Body outlet 4 is arranged at the position of described inducer 11 bottom;And/or, described gas outlet 3 is arranged at the end of described outlet section 12
Near the position at its top on face.This is preferred position and the arrangement shape of the difference of import, liquid outlet and gas outlet
Formula, import is arranged at the position in the middle part of it on described inducer end face, can effectively ensure coolant at utmost,
Entered in gas-liquid separation device internal cavity by import to big flow, liquid outlet is arranged at described inducer bottom
Position, can be discharged the operation of cavity to greatest extent to the liquid coolant being accumulated in cavity bottommost (lowermost end), will
Gas outlet is arranged at the position near its top on the end face of described outlet section and can be pointed to segregation apparatuss inner upper
Gas is discharged the operation of cavity to greatest extent, finally realizes the useful effect of gas-liquid separation.
This utility model also provides a kind of steam compression circulating system, including vaporizer, throttling arrangement and compressor, its
Also include aforesaid gas-liquid separation device, and described gas-liquid separation device is arranged between described throttling arrangement and described vaporizer
Refrigerant pipeline on.By using aforesaid gas-liquid separation device, and it is positioned in the pipe between throttling arrangement and vaporizer
Lu Shang, effectively can carry out the effect of gas-liquid separation, improve quarter-phase system to the gas-liquid two-phase cold-producing medium entering within vaporizer
The degree of the gas-liquid separation of cryogen, reducing pressure drop and flow velocity, reducing the power of compressor so that entering the gas in vaporizer
Coolant greatly reduces, and effectively ensures that the cold-producing medium entering in vaporizer is liquid as far as possible, improves the heat-energy transducer of vaporizer
Power and heat exchange efficiency.
Preferably, the described gas outlet of described gas-liquid separation device connects to the air inlet of described compressor;And/or,
Also include superheater, described gas outlet is connected to the air inlet of described compressor after described superheater is overheated again.By inciting somebody to action
The gas outlet of gas-liquid separation device connects to the air inlet of compressor, can effectively increase the gas entering in compressor cold
The flow of matchmaker, improves the refrigerating capacity of steam compression circulating system and COP value, by setting superheater and gas outlet is through institute
State superheater overheated after be connected to the air inlet of described compressor again, it is possible to increase the refrigerating capacity of steam compression circulating system and COP
Value, can also prevent simultaneously compressor liquid hammer the occurrence of.
Of the present utility model operation principle and preferred embodiment are described below
A kind of this utility model novel gas-liquid separator device, this device be used for steam compression system in, throttle mechanism with
Between vaporizer, the automatical and efficient separation of refrigerant gas after this device can be realized throttling, and isolate gas
Loop, gas can be led back the branch of compressor air suction mouth or vaporizer by this loop.Another road fluid path can directly be entered
Enter in evaporator pipeline, realize efficient heat exchange.
The technical problem solving:
1st, the vaporizer pressure drop that gaseous refrigerant causes in the flowing of dry evaporator pipeline high speed is bigger than normal.
2. gaseous refrigerant prevents the contact of liquid refrigerant and heat exchange tube wall in dry evaporator pipeline, increases
Thermal resistance, reduces the heat exchange efficiency of vaporizer.
Beneficial effect:
Reduce the flow velocity of cold-producing medium in dry evaporator, reduce pressure drop, indirectly reduce the power of compressor, from
And lift the performance of unit.
By reducing the thermal resistance of vaporizer, improve the heat exchange efficiency of vaporizer, the area of vaporizer can be reduced, save material
Material.
The structure of special gas block panel and leakage plate realizes the high efficiency separation of liquid refrigerant and gaseous refrigerant.
As Figure 2-3:Cold-producing medium after throttling enters cylinder 1 by two phase refrigerant import, diffusion fall in cylinder 1
Speed, in the presence of gas block panel 6 and leakage plate 5, liquid refrigerant is deposited on the least significant end of cylinder 1, gas by the hole of leakage plate 5
Body filters after gas block panel with leakage plate in defecator 7, filters down liquid refrigerant further, and gaseous refrigerant leads to
Cross upper gas outlet 3 discharge of cylinder.
This device is used in steam compression system, between throttle mechanism and vaporizer, can realize throttling by this device
The automatical and efficient separation of refrigerant gas afterwards, and have the loop isolating gas, gas can be led back by compression by this loop
Machine air entry or the branch of vaporizer.Another road fluid path can be directly entered in evaporator pipeline, realizes efficient heat exchange.
This novel gas-liquid separator device is used in steam compression circulating system, and cold-producing medium is within the condenser after condensation
Become the liquid of high pressure, become gas-liquid two-phase state through the throttling action of choke valve.Gaseous refrigerant can weaken liquid refrigerant
Evaporation in vaporizer.Thus affecting the high-efficiency operation of whole refrigeration system, by this device, can be by after throttling
Two phase refrigerant in gaseous refrigerant separate from system, thus avoid gaseous refrigerant to liquid refrigerant steam
The evaporation sent out in device produces impact.Realize the separation of the two-phase fluid after throttling, ensure that entrance evaporation pipeline is all liquid
Cold-producing medium, is capable of more efficient heat exchange, meanwhile can return to the gaseous refrigerant separated by other pipelines
Compressor machine air entry, or by single evaporator circuit carry out overheated after return compressor inlet.
The shape of cylinder arbitrarily can be changed according to practical situation and needs, adapter position also dependent on practical situation and
Needs are arbitrarily changed.
Those skilled in the art is it is easily understood that on the premise of not conflicting, above-mentioned each advantageous manner can be free
Ground combination, superposition.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all this
Any modification, equivalent and improvement made within the spirit of utility model and principle etc., should be included in this utility model
Protection domain within.The above is only preferred implementation of the present utility model it is noted that for the art
For those of ordinary skill, on the premise of without departing from this utility model know-why, some improvement and change can also be made
Type, these improve and modification also should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of gas-liquid separation device it is characterised in that:Cylinder (1) including hollow and be arranged at the import on cylinder (1)
(2), gas outlet (3) and liquid outlet (4), and located at the internal gas-liquid separate component of this cylinder (1), described cylinder (1)
Including the inducer (11) being arranged generally in a horizontal direction, outlet section (12) and the segregation section (13) being connected between the two, this three
Segment structure is revolution shape and three centre of gyration lines are wired toType, in the revolution of described inducer (11)
Heart height and position is less than the centre of gyration height and position of described outlet section (12).
2. gas-liquid separation device according to claim 1 it is characterised in that:Described gas outlet (3) goes out described in being arranged on
The position on mouth section (12) top, described liquid outlet (4) are arranged at the position of described inducer (11) bottom.
3. the gas-liquid separation device according to one of claim 1-2 it is characterised in that:Described import (2) is arranged at described
On the end face of inducer (11), described gas-liquid separate component includes in the hollow cavity be arranged on described cylinder (1) and height position
Set low the leakage plate (5) in described import (2).
4. gas-liquid separation device according to claim 3 it is characterised in that:Described gas-liquid separate component also includes being arranged on
In the hollow cavity of described cylinder (1) and height and position be higher than described import (2) gas block panel (6).
5. gas-liquid separation device according to claim 4 it is characterised in that:Described leakage plate (5) and described gas block panel (6)
Be one end be fixed on that described inducer (11) is upper, the other end towards described outlet section (12) the form that extended of direction and
Setting.
6. according to claim 1-2, gas-liquid separation device described in one of 4-5 it is characterised in that:Described gas-liquid separate component is also
Including in the hollow cavity being arranged on described cylinder (1), for being filtered to coolant media and/or further gas-liquid separation
Defecator (7).
7. gas-liquid separation device according to claim 6 it is characterised in that:Described defecator (7) is the knot of drainage screen
Configuration formula, and arrange and be connected between upper surface and the lower surface of described outlet section (12).
8. according to claim 1-2,4-5, the gas-liquid separation device described in one of 7 it is characterised in that:Described import (2) setting
The position in the middle part of it on described inducer (11) end face;And/or, described liquid outlet (4) is arranged at described inducer
(11) position of bottom;And/or, described gas outlet (3) is arranged on the end face of described outlet section (12) near its top
Position.
9. a kind of steam compression circulating system, including vaporizer, throttling arrangement and compressor it is characterised in that:Also include right
Require the gas-liquid separation device described in one of 1-8, and described gas-liquid separation device is arranged at described throttling arrangement and described evaporation
On refrigerant pipeline between device.
10. steam compression circulating system according to claim 9 it is characterised in that:Described gas-liquid separation device described
Gas outlet connects to the air inlet of described compressor;And/or, also include superheater, described gas outlet is through described overheated
It is connected to the air inlet of described compressor again after device is overheated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620560368.8U CN205980471U (en) | 2016-06-08 | 2016-06-08 | Gas-liquid separation device and steam compression circulation system with same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620560368.8U CN205980471U (en) | 2016-06-08 | 2016-06-08 | Gas-liquid separation device and steam compression circulation system with same |
Publications (1)
Publication Number | Publication Date |
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CN205980471U true CN205980471U (en) | 2017-02-22 |
Family
ID=58020946
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CN201620560368.8U Withdrawn - After Issue CN205980471U (en) | 2016-06-08 | 2016-06-08 | Gas-liquid separation device and steam compression circulation system with same |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105937820A (en) * | 2016-06-08 | 2016-09-14 | 珠海格力电器股份有限公司 | Gas-liquid separation device and steam compression circulation system with same |
-
2016
- 2016-06-08 CN CN201620560368.8U patent/CN205980471U/en not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105937820A (en) * | 2016-06-08 | 2016-09-14 | 珠海格力电器股份有限公司 | Gas-liquid separation device and steam compression circulation system with same |
CN105937820B (en) * | 2016-06-08 | 2018-09-18 | 珠海格力电器股份有限公司 | Gas-liquid separation device and steam compression circulation system with same |
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GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20170222 Effective date of abandoning: 20180918 |
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