CN206583141U - Falling film evaporator - Google Patents
Falling film evaporator Download PDFInfo
- Publication number
- CN206583141U CN206583141U CN201621240869.4U CN201621240869U CN206583141U CN 206583141 U CN206583141 U CN 206583141U CN 201621240869 U CN201621240869 U CN 201621240869U CN 206583141 U CN206583141 U CN 206583141U
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- gas
- liquid separator
- gaseous coolant
- refrigerant
- film evaporator
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- 239000011552 falling film Substances 0.000 title claims abstract description 42
- 239000007788 liquid Substances 0.000 claims abstract description 173
- 239000003507 refrigerant Substances 0.000 claims abstract description 108
- 239000002826 coolant Substances 0.000 claims description 81
- 239000011148 porous material Substances 0.000 claims description 21
- 238000000926 separation method Methods 0.000 claims description 18
- 230000008676 import Effects 0.000 claims description 16
- 230000035939 shock Effects 0.000 claims description 11
- 230000008016 vaporization Effects 0.000 claims description 6
- 238000009834 vaporization Methods 0.000 claims description 5
- 239000006260 foam Substances 0.000 abstract description 7
- 239000007791 liquid phase Substances 0.000 abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010408 film Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000005514 two-phase flow Effects 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a falling film evaporator. The falling film evaporator includes: the impact gas-liquid separator and the porous plate gas-liquid separator are arranged vertically to a refrigerant inlet pipe of the falling film evaporator, the top wall of the impact gas-liquid separator is connected with the refrigerant inlet pipe, and the impact gas-liquid separator and the refrigerant inlet pipe form a T-shaped pipe; the perforated plate gas-liquid separator is arranged between the top wall and the bottom plate of the impact gas-liquid separator. The utility model separates the gaseous refrigerant in the refrigerant through the two-stage gas-liquid separator combining the built-in impact gas-liquid separator and the porous plate gas-liquid separator, and can ensure that the refrigerant is in a liquid phase when falling to the heat exchange tube, thereby solving the technical problem that the refrigerant is easy to form foam on the surface when falling to the heat exchange tube due to the existence of the gaseous refrigerant, and greatly improving the heat exchange efficiency; the local temperature of the heat exchange tube is uniform, and the service life of the heat exchange tube is prolonged.
Description
Technical field
The utility model is related to evaporator applications, more particularly to a kind of falling film evaporator.
Background technology
A kind of evaporator of the falling film type occurred in the last few years obtains extensive concern, this evaporator with its efficient performance
It is widely used in the industries such as desalinization, chemical industry.Also there is part producer attempting to use in refrigeration unit, in industry.With it is normal
The dry evaporator and flooded evaporator of rule are compared, and downward film evaporator has the advantage that：
1st, the coefficient of heat transfer is high；2nd, refrigerant perfused amount about 20%~40% is reduced；3rd, unit oil return efficiency high.
But refrigerant has that gas-liquid two-phase coexists when dropping to heat exchanger tube in the prior art, gaseous coolant is deposited
Foam easily is formed on surface when causing refrigerant dropping to heat exchanger tube, heat exchange efficiency is influenceed, is also easy to cause heat exchanger tube office
Portion's temperature is uneven, influence heat exchange tube lifetime.
Utility model content
In view of above technical problem, the utility model provides a kind of falling film evaporator, it is ensured that refrigerant is being dropped to
It is liquid phase during heat exchanger tube.
According to one side of the present utility model there is provided a kind of falling film evaporator, including hit gas-liquid separator and porous
Plate gas-liquid separator, wherein：
The refrigerant import pipe for hitting gas-liquid separator and falling film evaporator is vertically arranged, hit the roof of gas-liquid separator with
Refrigerant import pipe is connected, and is hit gas-liquid separator and is constituted T-shaped pipe with refrigerant import pipe；
Porous plate gas-liquid separator is arranged between the roof and bottom plate for hitting gas-liquid separator.
In one embodiment of the present utility model, the falling film evaporator also includes distributor and the first heat-exchanging tube bundle,
Wherein：
Distributor is arranged on below shock gas-liquid separator；
First heat-exchanging tube bundle is arranged on below distributor；
Gas-liquid separator is hit to connect with distributor by the intercommunicating pore set on bottom plate.
In one embodiment of the present utility model, between porous plate gas-liquid separator and the bottom plate for hitting gas-liquid separator
There is gap；Porous plate gas-liquid separator is arranged on refrigerant import position with connecting between hole site.
In one embodiment of the present utility model, porous plate gas-liquid separator is vertical with hitting gas-liquid separator bottom plate.
In one embodiment of the present utility model, porous plate gas-liquid separator is obliquely installed, wherein porous plate gas-liquid point
Lower end edge liquid refrigerants flowing direction from device is tilted.
In one embodiment of the present utility model, the falling film evaporator also includes refrigerant pond gas-liquid separator, wherein：
Refrigerant pond gas-liquid separator is arranged on falling film evaporator bottom, the first air inlet channel under heat exchange tube bundle；
The second heat-exchanging tube bundle is provided with the gas-liquid separator of refrigerant pond.
In one embodiment of the present utility model, hitting gas-liquid separator also includes the first gaseous coolant outlet and second
Gaseous coolant outlet, wherein：
First gaseous coolant outlet and the second gaseous coolant outlet be separately positioned on hit gas-liquid separator two ends top,
Close to the position of roof.
In one embodiment of the present utility model, the falling film evaporator also includes gaseous coolant passage, wherein：
Gaseous coolant passage is connected with refrigerant pond gas-liquid separator；
Gaseous coolant enters gaseous coolant passage by the first gaseous coolant outlet and the second gaseous coolant outlet, along gaseous state
Refrigerant passage flows into refrigerant pond gas-liquid separator.
In one embodiment of the present utility model, the first gaseous coolant outlet and the second gaseous coolant outlet respectively with gas
State refrigerant passage is connected.
In one embodiment of the present utility model, the first gaseous coolant outlet and the second gaseous coolant outlet are interconnected
Connected again with gaseous coolant passage afterwards.
In one embodiment of the present utility model, the falling film evaporator also includes the 3rd gaseous coolant outlet, wherein：
Liquid refrigerants after gas-liquid separation is after the first heat-exchanging tube bundle or the heat exchange vaporization of the second heat-exchanging tube bundle, and gaseous state is cold
Matchmaker rises to after the 3rd gaseous coolant outlet and discharged.
In one embodiment of the present utility model, intercommunicating pore includes the first intercommunicating pore and the second intercommunicating pore, wherein：
First intercommunicating pore and the second intercommunicating pore are separately positioned on the two ends for hitting gas-liquid separator bottom plate.
The two-stage gas-liquid that the utility model is combined by built-in shock gas-liquid separator and porous plate gas-liquid separator
Separator, to separate the gaseous coolant in refrigerant, it is ensured that refrigerant is liquid phase when dropping to heat exchanger tube, so as to solve gas
The presence of state refrigerant causes refrigerant easily to form the technical problem of foam on surface when dropping to heat exchanger tube, substantially increases and changes
The thermal efficiency；So that heat exchanger tube part temperature is uniform, so as to improve heat exchange tube lifetime.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the utility model falling film evaporator one embodiment.
Fig. 2 is the schematic diagram of porous plate gas-liquid separator in the utility model one embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.The description only actually at least one exemplary embodiment is illustrative below, never as to this practicality
New and its application or any limitation used.Based on the embodiment in the utility model, those of ordinary skill in the art are not having
There is the every other embodiment made and obtained under the premise of creative work, belong to the scope of the utility model protection.
Unless specifically stated otherwise, the part and positioned opposite, the digital table of step otherwise illustrated in these embodiments
Scope of the present utility model is not limited up to formula and numerical value.
Simultaneously, it should be appreciated that for the ease of description, the size of the various pieces shown in accompanying drawing is not according to reality
Proportionate relationship draw.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing a part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
Fig. 1 is the schematic diagram of the utility model falling film evaporator one embodiment.As shown in figure 1, the built-in gas-liquid point
Falling film evaporator from device (built-in oil eliminator) can include one-level gas-liquid separator and two grades of gas-liquid separators, wherein：
One-level gas-liquid separator is hits gas-liquid separator 1, and two grades of gas-liquid separators are porous plate gas-liquid separator 2.
The refrigerant import pipe 3 for hitting gas-liquid separator 1 and falling film evaporator is vertically arranged, and hits the top of gas-liquid separator 1
Wall is connected with refrigerant import pipe 3, is hit gas-liquid separator 1 and is constituted T-shaped pipe with refrigerant import pipe 3.
Refrigerant enters shock gas-liquid separator 1 and struck on bottom plate, and speed is changed to horizontal direction by vertical direction, realizes gas
State and Liquid segregation, this is one-level separation.
Because liquid accounts for the overwhelming majority in gas-liquid two-phase, therefore hit gas-liquid separator 2 by slowing down two-phase flow velocity to divide
From gas, also in relation with the effect of gravitational settling.
Porous plate gas-liquid separator 2 is arranged between the roof and bottom plate for hitting gas-liquid separator 1.
In one embodiment of the present utility model, as shown in figure 1, the falling film evaporator can also include distributor 4
With the first heat-exchanging tube bundle 51, wherein：
Distributor 4 is arranged on the lower section of shock gas-liquid separator 1.
First heat-exchanging tube bundle 51 is arranged on the lower section of distributor 4.
Gas-liquid separator 1 is hit to connect with distributor 4 by the intercommunicating pore set on bottom plate.Porous plate gas-liquid separator 2
There is gap between bottom plate with hitting gas-liquid separator 1；Porous plate gas-liquid separator 2 is arranged on refrigerant import position with connecting
Between hole site.
In one embodiment of the present utility model, as shown in figure 1, porous plate gas-liquid separator 2 is with hitting gas-liquid separation
The bottom plate of device 1 is vertically arranged.
In one embodiment of the present utility model, as shown in figure 1, porous plate gas-liquid separator 2 can include more than first
The porous plate gas-liquid separator 22 of orifice plate gas-liquid separator 21 and second.
In one embodiment of the present utility model, as shown in figure 1, intercommunicating pore can include the first intercommunicating pore 61 and second
Intercommunicating pore 62, wherein：
First intercommunicating pore 61 and the second intercommunicating pore 62 are separately positioned on the two ends for hitting the bottom plate of gas-liquid separator 1.
In the utility model above-described embodiment, intercommunicating pore respectively sets one at bottom plate two ends, it may thereby be ensured that package is put
Refrigerant remains to flow out from gas-liquid separator when putting uneven or special circumstances.
As shown in figure 1, refrigerant is after one-level is separated, flowed from horizontal direction to both sides, by porous plate gas-liquid point
From device 2, there is gap between the downside of porous plate gas-liquid separator 2 and bottom plate, refrigerant is flowed through by gap, the gas-liquid two separated through one-level
Phase refrigerant passes through porous plate gas-liquid separator 2, realizes the second-order separation, liquid refrigerants flows to bottom plate along porous plate gas-liquid separator 2
On.
Porous plate gas-liquid separator 2 belongs to micro porous filtration, in flow process, because drop gravity is big, gravitational settling
It can work.
Liquid refrigerants after porous plate gas-liquid separator 2 flows into distributor 4 along intercommunicating pore, after the allocated device 4 is distributed
Drop onto the first heat-exchanging tube bundle 51.
The falling film evaporator provided based on the utility model above-described embodiment, by built-in shock gas-liquid separator and many
The two-stage gas-liquid separator that orifice plate gas-liquid separator is combined, to separate the gaseous coolant in refrigerant, it is ensured that refrigerant is in drop
Be liquid phase when falling on heat exchanger tube, thus solve the presence of gaseous coolant so that refrigerant when dropping to heat exchanger tube easily on surface
The technical problem of foam is formed, so as to substantially increase heat exchange efficiency；It can cause that the local temperature of heat exchanger tube is uniform simultaneously, so that
Improve heat exchange tube lifetime.
In another embodiment of the present utility model, as shown in figure 1, the falling film evaporator can also include refrigerant pond
Gas-liquid separator 7, wherein：
Refrigerant pond gas-liquid separator 7 is arranged on falling film evaporator bottom, the lower section of the first heat-exchanging tube bundle 51, when two-phase mixtures gas
When body flows through refrigerant pond gas-liquid separator 7, liquid part can be adsorbed, and gaseous parts can be separated out.
The second heat-exchanging tube bundle 52 is provided with refrigerant pond gas-liquid separator 7.
In one embodiment of the present utility model, as shown in figure 1, the first gas can also be included by hitting gas-liquid separator 1
The gaseous coolant outlet 82 of state refrigerant exit 81 and second, wherein：
First gaseous coolant outlet 81 and the second gaseous coolant outlet 82, which are separately positioned on, hits the two ends of gas-liquid separator 1
Top, the position close to roof.
In one embodiment of the present utility model, as shown in figure 1, the falling film evaporator can also include gaseous coolant
Passage 9, wherein：
Gaseous coolant passage 9 is connected with refrigerant pond gas-liquid separator 7.
Gaseous coolant after two grades of gas-liquid separations (porous plate gas-liquid separator 2) passes through the first gaseous coolant outlet 81
Gaseous coolant passage 9 is flowed into the second gaseous coolant outlet 82, refrigerant pond gas-liquid separator 7 is flowed into by gaseous coolant passage 9,
Gaseous coolant is separated out from refrigerant, realizes that three-level is separated, and liquid refrigerants after the heat exchange of bottom heat-exchanging tube bundle with vaporizing.
In one embodiment of the present utility model, the first gaseous coolant outlet 81 and the second gaseous coolant outlet 82 are distinguished
Connected with gaseous coolant passage 9.
In another embodiment of the present utility model, the first gaseous coolant outlet 81 and the second gaseous coolant outlet 82 are mutual
Connected again with gaseous coolant passage 9 after connection.
In one embodiment of the present utility model, as shown in figure 1, the falling film evaporator can also include the 3rd gaseous state
Refrigerant exit 83, wherein：
Liquid refrigerants after two grades of gas-liquid separations (porous plate gas-liquid separator 2) flows into distributor, warp along intercommunicating pore
The first heat-exchanging tube bundle 51 is dropped onto after distributor distribution, after heat exchange, gaseous coolant is risen to after the 3rd gaseous coolant outlet 83
Discharge；The liquid refrigerants for not completing heat exchange is flowed into portion's refrigerant pond on earth, is changed with bottom heat-exchanging tube bundle (the second heat-exchanging tube bundle 52)
Vaporized after hot device.
With the second heat-exchanging tube bundle 52 exchange heat vaporization after produce gaseous coolant, separated with three-level after gaseous coolant together with,
Rise to after the 3rd gaseous coolant outlet 83 and discharge.
The falling film evaporator of the utility model above-described embodiment, passes through built-in shock gas-liquid separator, porous plate gas-liquid
The three-level gas-liquid separator that separator and refrigerant pond gas-liquid separator are combined, to separate the gaseous coolant in refrigerant, Ke Yijin
One step ensures that refrigerant is liquid phase when dropping to heat exchanger tube, thus solves the presence of gaseous coolant so that refrigerant is changed dropping to
The technical problem of foam easily is formed on surface during heat pipe, so as to substantially increase heat exchange efficiency；Heat exchanger tube can be caused simultaneously
Local temperature is more uniform, so as to further increase heat exchange tube lifetime.
Fig. 2 is the schematic diagram of porous plate gas-liquid separator in the utility model one embodiment.As shown in Fig. 2 real with Fig. 1
The porous plate gas-liquid separator for applying example is compared, in Fig. 2 embodiments, wherein the lower end edge liquid refrigerants of porous plate gas-liquid separator 2
Flow direction is tilted.
Specifically, under the first porous plate gas-liquid separator 21 (left side porous plate in Fig. 1 embodiments) as shown in Figure 2
End is tilted to the left, and upper end is tilted to the right.
In another embodiment of the utility model, the lower end of the second porous plate gas-liquid separator 22 as shown in Figure 1 is to the right
Tilt, upper end is tilted to the left.
In the utility model one embodiment, the first porous plate gas-liquid separator 21 and the second porous plate gas-liquid separator
22 can tilt along liquid refrigerants flowing direction simultaneously；Can also one of them tilted along liquid refrigerants flowing direction, it is and another
It is individual to keep vertical with bottom plate.
In the utility model above-described embodiment, the porous plate gas-liquid separator being obliquely installed gives refrigerant one upward speed
Degree, makes gaseous coolant away from the liquid refrigerants after the second-order separation, it is also possible that refrigerant is impinged upon on roof again, relative to increasing
Add and once hit gas-liquid separation so that gas-liquid separation effect is more preferable.Therefore the utility model above-described embodiment can be further
It is liquid phase when dropping to heat exchanger tube to ensure refrigerant, thus solves the presence of gaseous coolant so that refrigerant is dropping to heat exchanger tube
Shi Rongyi forms the technical problem of foam on surface, so as to substantially increase heat exchange efficiency；Heat exchanger tube can be caused local simultaneously
Temperature is more uniform, so as to further increase heat exchange tube lifetime.
With reference to Fig. 1 embodiments, the gas-liquid separation process to refrigerant in the utility model falling film evaporator is carried out specifically
Description.As shown in figure 1, the gas-liquid separation process of refrigerant can include in the utility model falling film evaporator：
(1), refrigerant enters from the refrigerant import pipe 3 of falling film evaporator hits gas-liquid separator 1, wherein, hit gas-liquid point
Refrigerant import pipe 3 from device 1 and falling film evaporator is vertically arranged, and the roof for hitting gas-liquid separator 1 connects with refrigerant import pipe 3
Connect, hit gas-liquid separator 1 and constitute T-shaped pipe with refrigerant import pipe 3.
(2), refrigerant is struck on bottom plate after entering shock gas-liquid separator 1, and speed is changed to horizontal direction by vertical direction,
Realize the one-level separation of gaseous coolant and liquid refrigerants.
(3), the refrigerant after one-level is separated, is flowed from horizontal direction to both sides, real by porous plate gas-liquid separator 2
Existing the second-order separation, wherein, porous plate gas-liquid separator 2 is arranged in shock gas-liquid separator 1.
For Fig. 2 embodiments, process (3) can include：Inclined porous plate gas-liquid separator 2 gives refrigerant one
Upward speed, makes gaseous coolant away from the liquid refrigerants after the second-order separation, and refrigerant is impinged upon on roof again, wherein
The lower end edge liquid refrigerants flowing direction of porous plate gas-liquid separator 2 is tilted.
(4), the gaseous coolant after the second-order separation, passes through the first gaseous coolant outlet 81 and the second gaseous coolant outlet
82 enter gaseous coolant passage 9.
(5), gaseous coolant enters refrigerant pond gas-liquid separator 7 by gaseous coolant passage 9, and gaseous coolant is from refrigerant pond gas
Separated out in liquid/gas separator 7, realize that three-level is separated.
(6), the liquid refrigerants after the second-order separation flows to the bottom plate for hitting gas-liquid separator 1 along porous plate gas-liquid separator 2
On, flow into distributor 4 along intercommunicating pore.
(7), the allocated device 4 of liquid refrigerants drops onto the first heat-exchanging tube bundle 51 after distributing.
(8), liquid refrigerants is in the first heat-exchanging tube bundle 51 after heat exchange vaporization, and gaseous coolant rises to the 3rd gaseous coolant
Discharged behind outlet 83.
(9) liquid refrigerants for, not completing heat exchange with the first heat-exchanging tube bundle 51 is flowed into refrigerant pond gas-liquid separator 7, with three
Liquid refrigerants after level separation is exchanged heat with the second heat-exchanging tube bundle 52 in refrigerant pond gas-liquid separator 7 together.
(10), with the second heat-exchanging tube bundle 52 exchange heat vaporization after produce gaseous coolant, separated with three-level after gaseous coolant
Together, rise to after the 3rd gaseous coolant outlet 83 and discharge.
The utility model above-described embodiment passes through built-in shock gas-liquid separator, porous plate gas-liquid separator and refrigerant pond
The three-level gas-liquid separator that gas-liquid separator is combined, to separate the gaseous coolant in refrigerant, may further ensure that refrigerant exists
It is liquid phase when dropping to heat exchanger tube, thus solves the presence of gaseous coolant so that refrigerant easily exists when dropping to heat exchanger tube
Surface forms the technical problem of foam, so as to substantially increase heat exchange efficiency；The local temperature of heat exchanger tube can be caused simultaneously more
Uniformly, so as to further increase heat exchange tube lifetime.
So far, the utility model is described in detail.In order to avoid covering design of the present utility model, this is not described
Some details well known to field.Those skilled in the art can be appreciated how to implement public here as described above, completely
The technical scheme opened.
Description of the present utility model is provided for the sake of example and description, and is not exhaustively or by originally
Utility model is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.
Selection and description embodiment are, in order to more preferably illustrate principle of the present utility model and practical application, and to make the common skill of this area
Art personnel are it will be appreciated that the utility model is so as to design the various embodiments with various modifications suitable for special-purpose.
Claims (10)
1. a kind of falling film evaporator, it is characterised in that including hitting gas-liquid separator (1) and porous plate gas-liquid separator (2), its
In：
The refrigerant import pipe (3) for hitting gas-liquid separator (1) and falling film evaporator is vertically arranged, and hits gas-liquid separator (1)
Roof is connected with refrigerant import pipe (3), is hit gas-liquid separator (1) and is constituted T-shaped pipe with refrigerant import pipe (3)；
Porous plate gas-liquid separator (2) is arranged between the roof and bottom plate for hitting gas-liquid separator (1).
2. falling film evaporator according to claim 1, it is characterised in that also including distributor (4) and the first heat-exchanging tube bundle
(51), wherein：
Distributor (4) is arranged on below shock gas-liquid separator (1)；
First heat-exchanging tube bundle (51) is arranged on below distributor (4)；
Gas-liquid separator (1) is hit to connect with distributor (4) by the intercommunicating pore set on bottom plate.
3. falling film evaporator according to claim 2, it is characterised in that
There is gap between porous plate gas-liquid separator (2) and the bottom plate for hitting gas-liquid separator (1)；
Porous plate gas-liquid separator (2) is arranged on refrigerant import position with connecting between hole site.
4. falling film evaporator according to claim 3, it is characterised in that
Porous plate gas-liquid separator (2) is vertical with hitting gas-liquid separator (1) bottom plate；
Or,
Porous plate gas-liquid separator (2) is obliquely installed, wherein the lower end edge liquid refrigerants flowing side of porous plate gas-liquid separator (2)
To inclination.
5. the falling film evaporator according to any one of claim 1-4, it is characterised in that also including refrigerant pond gas-liquid point
From device (7), wherein：
Refrigerant pond gas-liquid separator (7) is arranged on falling film evaporator bottom, the first heat-exchanging tube bundle (51) lower section；
The second heat-exchanging tube bundle (52) is provided with refrigerant pond gas-liquid separator (7).
6. falling film evaporator according to claim 5, it is characterised in that hitting gas-liquid separator (1) also includes the first gas
State refrigerant exit (81) and the second gaseous coolant outlet (82), wherein：
First gaseous coolant outlet (81) and the second gaseous coolant outlet (82) are separately positioned on shock gas-liquid separator (1) two ends
Top, close to roof position.
7. falling film evaporator according to claim 6, it is characterised in that also including gaseous coolant passage (9), wherein：
Gaseous coolant passage (9) is connected with refrigerant pond gas-liquid separator (7)；
Gaseous coolant enters gaseous coolant passage by the first gaseous coolant outlet (81) and the second gaseous coolant outlet (82)
(9), refrigerant pond gas-liquid separator (7) is flowed into along gaseous coolant passage (9).
8. falling film evaporator according to claim 7, it is characterised in that
First gaseous coolant outlet (81) and the second gaseous coolant outlet (82) are connected with gaseous coolant passage (9) respectively；
Or,
First gaseous coolant outlet (81) and the second gaseous coolant outlet (82) connect with gaseous coolant passage (9) again after being interconnected
It is logical.
9. the falling film evaporator according to any one of claim 1-4, it is characterised in that also go out including the 3rd gaseous coolant
Mouth (83), wherein：
Liquid refrigerants after gas-liquid separation is after the first heat-exchanging tube bundle (51) or the second heat-exchanging tube bundle (52) heat exchange vaporization, gas
State refrigerant rises to the 3rd gaseous coolant outlet (83) and discharged afterwards.
10. the falling film evaporator according to any one of claim 1-4, it is characterised in that intercommunicating pore includes the first connection
Hole (61) and the second intercommunicating pore (62), wherein：
First intercommunicating pore (61) and the second intercommunicating pore (62) are separately positioned on the two ends for hitting gas-liquid separator (1) bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621240869.4U CN206583141U (en) | 2016-11-14 | 2016-11-14 | Falling film evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621240869.4U CN206583141U (en) | 2016-11-14 | 2016-11-14 | Falling film evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206583141U true CN206583141U (en) | 2017-10-24 |
Family
ID=60107886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621240869.4U Active CN206583141U (en) | 2016-11-14 | 2016-11-14 | Falling film evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206583141U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369888A (en) * | 2016-11-14 | 2017-02-01 | 格力电器（芜湖）有限公司 | Falling film evaporator and refrigerant gas-liquid separation method of falling film evaporator |
-
2016
- 2016-11-14 CN CN201621240869.4U patent/CN206583141U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369888A (en) * | 2016-11-14 | 2017-02-01 | 格力电器（芜湖）有限公司 | Falling film evaporator and refrigerant gas-liquid separation method of falling film evaporator |
| CN106369888B (en) * | 2016-11-14 | 2024-06-18 | 格力电器（芜湖）有限公司 | Falling film evaporator and refrigerant gas-liquid separation method of falling film evaporator |
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