CN209378463U - High efficient cryogenic energy saving evaporator - Google Patents
High efficient cryogenic energy saving evaporator Download PDFInfo
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- CN209378463U CN209378463U CN201920015132.XU CN201920015132U CN209378463U CN 209378463 U CN209378463 U CN 209378463U CN 201920015132 U CN201920015132 U CN 201920015132U CN 209378463 U CN209378463 U CN 209378463U
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- 239000003507 refrigerant Substances 0.000 claims abstract description 38
- 238000001704 evaporation Methods 0.000 claims abstract description 33
- 230000008020 evaporation Effects 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 238000005057 refrigeration Methods 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000012546 transfer Methods 0.000 claims abstract description 12
- 239000004744 fabric Substances 0.000 claims abstract description 9
- 238000007599 discharging Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 35
- 238000000034 method Methods 0.000 abstract description 16
- 238000009833 condensation Methods 0.000 abstract description 7
- 230000005494 condensation Effects 0.000 abstract description 7
- 238000004821 distillation Methods 0.000 abstract description 6
- 230000000704 physical effect Effects 0.000 abstract description 3
- 230000014759 maintenance of location Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 238000010586 diagram Methods 0.000 description 10
- 238000005265 energy consumption Methods 0.000 description 10
- 230000002829 reductive effect Effects 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 238000009835 boiling Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 238000010025 steaming Methods 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- -1 flash tank Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model relates to a kind of high efficient cryogenic energy saving evaporators in distillation technique field, including refrigeration compressor, coil pipe and shell-and-tube evaporator, several heat exchanger tubes are set inside shell-and-tube evaporator, the exchange heat both ends of tube axis direction are feed inlet and outlet, the closed shell side for accommodating refrigerant between shell-and-tube evaporator shell and heat exchanger tube are outer；Refrigeration compressor cold side connects refrigerant exit, hot side connects coil pipe, and the coil pipe other end connects refrigerant inlet；Connection contains the horizontal tube evaporator of coil pipe on the right of shell-and-tube evaporator, and cloth tube is arranged above coil pipe；In horizontal tube evaporator Matter Transfer channel setting up and down；Liquid baffle board is arranged in lower left in horizontal tube evaporator, and shell-and-tube evaporator discharge port top connects vacuum pump, discharge port lower part connects condensate pump；The utility model material directly evaporates in horizontal tube evaporator, and the temperature of material is no more than 31 DEG C, retention material physical property, and three kinds of heating, evaporation and condensation functions are combined as a whole formula structure, runs more reliable, and application range is wider.
Description
Technical field
The present invention relates to distillation technique and manufacturing field of equipment, specifically a kind of high efficient cryogenic energy saving evaporator.
Background technique
According to common sense, liquid becomes gas phase by liquid phase and needs to absorb heat, and becoming liquid phase by gas phase can heat release.Traditional distillation
Journey is exactly heated to its boiling point or more to liquid, is allowed to become steam, then cooling to steam, obtains pure distillate.
Produced in conventional processes distilled water either uses coal, combustion gas, fuel Heating, or uses electric heating, and energy consumption is all
It is very big, in addition to water is heated it is inefficient other than, it is another the reason is that steam is cooled to the heat released when distilled water does not return
It receives and recycles.
In order to which the heat for releasing steam when cooling recycles, heating efficiency is improved, there has been proposed MVR
(abbreviation of mechanical vapor recompression, Chinese: steam mechanical recompression) technology, it is again sharp
With the energy for the secondary steam that own generates, low-grade steam is promoted to high-grade steaming through the mechanical work of compressor
Vapour heat source.It so recycles to vapo(u)rization system and thermal energy is provided, so that a power-saving technology of the demand to outside resources is reduced, but
The project that MVR technology is small for evaporation capacity or evaporating temperature is low is really without advantage.
Present inventor Wang Jun has applied for patent " a kind of steam condensation evaporation technology and device ", application number for 2017
2017109329889, the steam that the effect that material evaporation in evaporator is come out, the heat that when condensation releases, through overheating
Pumping system heating, reheats the material in evaporator, and evaporation process is maintained persistently to carry out, i.e., releases heat to when condensing
Recycling, realize low energy consumption evaporation separation distillate.
Above-mentioned patented technology, by constantly bringing forth new ideas for applicant and inventor, it is dedicated to develop series in application practice
Equipment, the present invention are one of which.Applicant has applied for a kind of patent " low-temperature energy-saving vaporising device " application number recently
2019200012505 comprising the refrigerating and heating systems being made of refrigeration compressor, coil pipe and shell-and-tube evaporator, and including
The concentration Distallation systm of the compositions such as flash tank, material fluid bath and shell-and-tube evaporator；The effect of refrigerating and heating systems is to collect steam
It is cooled to the heat released when liquid, is heated for material to be concentrated；Concentration Distallation systm is that material progress to be concentrated is dense
Contracting, and the steam being evaporated is cooled to liquid.
Improved patent, energy consumption efficiency improve, and adapt to 50 DEG C of low temperature concentrations below and distill, but its structure
Complexity, component is more, and evaporation conditions requirement is relatively high, and energy consumption efficiency still can be improved further, still optimized, improved
With necessity of raising.
Summary of the invention
In order to solve the above-mentioned problems of the prior art, the present invention provides a kind of high efficient cryogenic energy-conserving steaming being simple and efficient
Transmitting apparatus.
The technical solution that the present invention uses is as follows:
A kind of high efficient cryogenic energy saving evaporator, including intersect associated refrigerating and heating systems and concentration distillation system
System, the refrigerating and heating systems include refrigeration compressor, coil pipe and the shell-and-tube evaporator of mutual head and the tail connection, shell-and-tube evaporation
Several heat exchanger tubes are set inside device, and the right end for the tube axis direction that exchanges heat is feed inlet, left end is discharge port, shell-and-tube evaporator
The closed shell side that can accommodate refrigerant is formed between shell and heat exchanger tube excircle；The cold side of the refrigeration compressor connects shell
The refrigerant exit on formula evaporator shell side top, the hot side of refrigeration compressor connect coil pipe, and the coil pipe other end is connected by throttle valve
The refrigerant inlet of shell-and-tube evaporator shell side lower part.
The concentration Distallation systm includes the horizontal tube evaporator that can accommodate the coil pipe completely, and cloth is arranged above coil pipe
Pipe；The Matter Transfer channel driven by circulating pump is set in-between in horizontal tube evaporator, is located at cloth at Matter Transfer discharging
Above pipe, horizontal tube evaporator bottom is set at Matter Transfer charging；
The upper left side of horizontal tube evaporator is equipped with inlet valve, and horizontal tube evaporator right bottom connects discharge pump；Horizontal tube evaporator
Liquid baffle board is arranged in internal lower left；Shell-and-tube evaporator discharge port top connects vacuum pump, discharge port lower part connects condensate pump.
The purpose of liquid baffle board is arranged is to prevent the liquid of horizontal tube evaporator material to be evaporated, into shell-and-tube evaporator, only allows steam state object
Material enters the heat exchanger tube of shell-and-tube evaporator.
Further, the shell-and-tube evaporator and horizontal tube evaporator or so are connected as one formula structure, shorten production procedure.
Further, the shell-and-tube evaporator and horizontal tube evaporator can also be split type structure, pass through pipeline each other
Connection, facilitates production scene to be laid out.
The effect of refrigerating and heating systems is to collect the heat released when steam cooling, is heated for material to be evaporated；Concentration is steamed
The system of evaporating is material to be evaporated to be concentrated, and the steam being evaporated is cooled to liquid and is discharged.
Research idea of the present invention:
1) MVR technology is an energy saving evaporation technique, it can utilize the thermal energy of secondary steam to greatest extent, and applicant exists
Following problems are encountered when being engaged in MVR Project design:
A) some users wish to be evaporated in vacuo under 20 DEG C or so of cryogenic conditions, if found when design it is this require with
MVR technology, can not be achieved substantially；The project of 1 ton of evaporation capacity per hour, if evaporated under conditions of 20 DEG C, saturation is steamed
Vapour density is 0.01727kg/m3, the quantity of steam that 1000kg water generates is 1000/0.01727=57900 m3, i.e. 57900 m3/ small
When, it is equal to 16 m3/ the second, very big steam pipe and vapour compression machine are thus needed, the investment of project also will be very huge；
If b) latent heat of secondary steam can need not be recycled completely both vapor compression to, whether also that
Other methods, have, that is, the refrigerating and heating systems that the application is made of refrigeration compressor, coil pipe and shell-and-tube evaporator,
That is heat pump；
C) the cold side condensed steam for utilizing heat pump, recycles heat, while persistently generating vacuum, is conducive to material vacuum steaming
Hair, and vacuum pump is not needed, it is really a good idea；
D) heat is provided for the evaporation of material using heat pump hot side, maintains the lasting progress of evaporation；
2) boiling point of liquid is reduced with atmosphere drops, artificial to reduce evaporitic environment pressure, can be distilled at low temperature
Concentrated liquid material, the boiling point that an atmospheric pressure, that is, 101KPa is lauched are 100 DEG C, and air pressure decline, the boiling point of water also reduces,
Corresponding relationship is as follows: 100KPa-99.6 DEG C, 95KPa-98.2 DEG C, and 90KPa-96.7 DEG C, 85KPa-95.1 DEG C, 80KPa-93.5
DEG C, 75KPa-91.8 DEG C, 70KPa-89.9 DEG C, 65KPa-88.0 DEG C, 60KPa-85.9 DEG C, 55KPa-83.7 DEG C, 50KPa-
81.3 DEG C, 45KPa-78.7 DEG C, 40KPa-75.9 DEG C, 35KPa-72.7 DEG C, 30KPa-69.1 DEG C, 25KPa-65.0 DEG C,
20KPa-60.1 DEG C, 15KPa-54.0 DEG C, 10KPa-45.8 DEG C, 5KPa-32.9 DEG C, 3KPa-24.1 DEG C, 2KPa-17.5 DEG C,
1KPa-7.0℃.As it can be seen that the boiling point of water is reduced to if the atmospheric pressure in evaporitic environment is reduced to original 1 percent
7.0 DEG C, distillation and concentration liquid material will be lead-pipe cinch feelings；
3) either distillation or concentration requires an evaporation and condensation process, if this process can be in low temperature
Lower progress, beyond all doubt, energy consumption has been greatly lowered, and is considered further that and is introduced heat pump techniques recovered steam heat, and whole energy consumption is lower；
4) evaporation and condensation that low temperature carries out, other than energy conservation, moreover it is possible to the peculiar quality for retaining certain commodity, such as drinks
Specific fragrance does not change；
5) if evaporating and condensing to carry out at low temperature, material is heated to high temperature evaporation, then condense cooling, this
Process will also result in energy loss, even if using MVR technology recovered steam heat, energy consumption can not be greatly lowered.
The beneficial effects of the present invention are:
1) during producing distillate, the heat released when cooling to steam is recycled, for heating object to be evaporated
Material, while cooperating the atmospheric pressure reduced in horizontal tube evaporator and shell-and-tube evaporator, evaporating temperature is reduced, energy consumption drops significantly
It is low；
2) two functional devices of the heating of material to be evaporated and evaporation are combined into one, are located in horizontal tube evaporator, it will be cold
The function of solidifying steam is located at shell-and-tube evaporator；And horizontal tube evaporator and shell-and-tube evaporator are an integral structure, and are equal to and are added
It is one that three kinds of heat, evaporation and condensation functions, which close three, and structure is simpler, runs more reliable；
3) the application of three-in-one function is suitble to the application apparatus of manufacture various specifications, especially big, large, medium and small, miniature each
Formula application apparatus is caught all in one draft, small to arrive specification as family cup greatly to 1 ton of device with evaporation capacity per hour,
It can be widely applied；
4) in carrying out material concentration process, external steam is not consumed, only consumes a small amount of electric energy, energy consumption by refrigeration compressor
Only the 10% of electric heating evaporation is hereinafter, energy-saving effect highly significant；
5) material directly evaporates in horizontal tube evaporator, and the temperature of material reduces 2 DEG C, that is, is no more than 31 DEG C；Be conducive to
The physical property for protecting material, does not go bad because of high temperature；
6) hot side of refrigeration compressor also reduces 2 DEG C, has better energy-saving effect than prior-generation type.
Detailed description of the invention
Fig. 1 is a kind of high efficient cryogenic energy saving evaporator schematic diagram.
Fig. 2 is a kind of split type arrangement schematic diagram of high efficient cryogenic energy saving evaporator.
Fig. 3 is a kind of high efficient cryogenic energy saving evaporator operating parameter schematic diagram.
Fig. 4 is heat pump principle schematic diagram.
Fig. 5 is the boiling temperature relationship schematic diagram of atmospheric pressure and water.
In figure, 1- vacuum pump, 2- shell-and-tube evaporator, 3- inlet valve, 4- refrigeration compressor, 5- horizontal tube evaporator,
6- cloth tube, 7- discharge pump, 8- coil pipe, 9- circulating pump, 10- liquid baffle board, 11- throttle valve, 12- condensate water discharge pump.
Specific embodiment
Fig. 1 is a kind of high efficient cryogenic energy saving evaporator schematic diagram, refrigeration compressor 4, disk including mutually head and the tail connection
30-300 heat exchanger tube is arranged in pipe and shell-and-tube evaporator 2, shell-and-tube evaporator inside, usually 100 heat exchanger tubes, heat exchanger tube
The right end of axis direction is feed inlet, left end is discharge port, forms energy between shell-and-tube evaporator shell and heat exchanger tube excircle
Accommodate the closed shell side of refrigerant.
The refrigerant exit on the cold side connection shell-and-tube evaporator shell journey top of refrigeration compressor, the hot side of refrigeration compressor connect
Coil pipe 8 is connect, the coil pipe other end connects the refrigerant inlet of shell-and-tube evaporator shell journey lower part by throttle valve 11.
Connection accommodates the horizontal tube evaporator 5 of coil pipe completely on the right of shell-and-tube evaporator, and cloth tube is arranged above coil pipe；In cross
The Matter Transfer channel driven by circulating pump 9 is arranged in pipe evaporator in-between, is located above cloth tube at Matter Transfer discharging,
Horizontal tube evaporator bottom is set at Matter Transfer charging.
The upper left side of horizontal tube evaporator is equipped with inlet valve, and horizontal tube evaporator right bottom connects discharge pump.Horizontal tube evaporator
Liquid baffle board is arranged in internal lower left, it is therefore an objective to the liquid of horizontal tube evaporator material to be evaporated is prevented, into shell-and-tube evaporator, shelves
Steam state material is allowed to enter shell-and-tube evaporator above liquid plate；Shell-and-tube evaporator discharge port top connects vacuum pump, discharge port
Lower part connects condensate pump.
Shell-and-tube evaporator and horizontal tube evaporator or so are connected as one formula structure, shorten the technological process of production, reduce
Space occupied.
Fig. 2 is a kind of split type arrangement schematic diagram of high efficient cryogenic energy saving evaporator, the shell-and-tube evaporator and transverse tube
Evaporator can also be split type structure, be connected each other by pipeline, flexible topology when production scene being facilitated to install.
Fig. 4 is heat pump principle schematic diagram, and high-temperature liquid state refrigerant is sent to hot side, the i.e. coil pipe of the application by refrigeration compressor 4
8, high-temperature liquid state refrigerant heat release heats material to be evaporated；After high-temperature liquid state refrigerant heat release, become cryogenic gaseous refrigerant, passes through
The shell side of shell-and-tube evaporator 2 absorbs the steam heat that material evaporation to be evaporated comes out, returns to refrigeration compressor 4, be compressed into
For high-temperature liquid state refrigerant, it is sent to the coil pipe 8 of hot side again；In addition, being become to distill by cryogenic gaseous refrigerant steam after cooling
Liquid.
Fig. 5 is the boiling temperature relationship schematic diagram of atmospheric pressure and water.It is found that if the atmospheric pressure in evaporitic environment is reduced in figure
When for original 50%, 12%, 1%, then the boiling point of water is reduced to 80 DEG C, 50 DEG C, 7.0 DEG C, lower atmospheric pressure is more advantageous to evaporation
Progress.
The course of work of the present invention:
1) inlet valve 3 and discharge pump 7 are opened, and by external reflux device, the not up to concentration that discharge pump 7 is discharged is wanted
The material asked sends back to inlet valve, into horizontal tube evaporator；For the smooth starting for guaranteeing system, the temperature of charge of entrance should be approached
The temperature of compressor hot side when operation；
2) start vacuum pump, the shell side of the tube side and horizontal tube evaporator that make shell evaporator 2 forms vacuum；
3) start circulating pump 9, make the Matter Transfer to be concentrated in horizontal tube evaporator, material to be concentrated is uniform through cloth tube 6
It is distributed on every coil pipe；
4) start refrigeration compressor, make the refrigerant evaporation in the shell side of shell evaporator, generate refrigerant steam, pressed through refrigeration
After the pressurization of contracting machine, refrigerant steam heats up and is sent to coil pipe 8；
5) the high temperature refrigerant steam in coil pipe 8 is condensed into liquid refrigerants by material, then returns to shell evaporation through throttle valve 11
It is recycled in device shell side；
6) while the high temperature steam state refrigerant in coil pipe 8 is condensed into liquid refrigerants, so that the material of coil pipe outer wall is heated up and steam
Hair, generates steam, and steam enters the heat exchanger tube of shell evaporator；
7) by heat exchange, heat is provided to refrigerant, makes refrigerant continue to evaporate, while the water vapour in heat exchanger tube is condensed into
Liquid water, maintains the vacuum degree in horizontal tube evaporator, and condensed water is discharged through condensate water discharge pump 12.
Fig. 3 is a kind of high efficient cryogenic energy saving evaporator operating parameter schematic diagram, selects R134A environmental protection refrigerant, it is being steamed
Sending out the evaporating temperature in the shell side of device 2 is 20 DEG C, 20 DEG C of refrigerant steam of generation, after refrigeration compressor pressurizes, temperature rise to 34
DEG C, 34 DEG C of refrigerant steam is condensed into liquid refrigerants when flowing through coil pipe, and liquid refrigerants returns to shell-and-tube through throttle valve 11 and steams
Send out device.
Meanwhile the heat of transformation of steam state refrigerant when being condensed into liquid refrigerants, the material to be concentrated of coil pipe outer wall is at 31 DEG C
Under the conditions of evaporate, the water vapour that 23 DEG C of output, 23 DEG C of steam flows into the heat exchanger tube of shell-and-tube evaporator, by the refrigerant of low temperature
It is condensed into liquid water, is extracted out through condensate water discharge pump, the heat transfer that water vapour is released when liquefying provides refrigerant steaming to refrigerant
Heat required for sending out maintains refrigerant persistently to evaporate.By constantly recycling, the material in horizontal tube evaporator is concentrated by evaporation,
Concentration not only improves, until reaching production requirement.At the same time, the condensate liquid produced is extracted out through condensate water discharge pump 12,
As another product.
From this example as can be seen that same operating condition, the hot side of refrigeration compressor is than a kind of former patent " low-temperature energy-saving evaporation dress
Set " 36 DEG C of (application number 2019200012505), 34 DEG C are reduced to, reduces 2 DEG C, therefore before this device is than former patent
Generation type has better energy-saving effect.
The present invention does not consume external steam in carrying out material concentration process, only consumes a small amount of electric energy by refrigeration compressor,
Energy efficiency coefficient under operating condition can reach 10 or more, therefore energy consumption is only the 10% of electric heating evaporation hereinafter, energy-saving effect is very aobvious
It writes.
In material concentration process, the temperature of material is no more than 31 DEG C always, than the prior-generation type (application number of former patent
2019200012505) 2 DEG C are reduced, evaporation and condensation temperature are lower, and the original physical property for being more advantageous to reservation material does not change
Become.
Claims (3)
1. a kind of high efficient cryogenic energy saving evaporator, including intersect associated refrigerating and heating systems and concentration Distallation systm,
It is characterized by:
The refrigerating and heating systems include refrigeration compressor, coil pipe and the shell-and-tube evaporator of mutual head and the tail connection, and shell-and-tube steams
It sends out and several heat exchanger tubes is set inside device, the right end for the tube axis direction that exchanges heat is feed inlet, left end is discharge port, shell-and-tube evaporation
The closed shell side that can accommodate refrigerant is formed between device shell and heat exchanger tube excircle；The cold side connecting tube of the refrigeration compressor
The refrigerant exit on shell-type evaporator shell side top, the hot side of refrigeration compressor connect coil pipe, and the coil pipe other end is connected by throttle valve
The refrigerant inlet of adapter tube shell-type evaporator shell side lower part；
The concentration Distallation systm includes the horizontal tube evaporator that can accommodate the coil pipe completely, and cloth tube is arranged above coil pipe；?
The Matter Transfer channel driven by circulating pump is arranged in horizontal tube evaporator in-between, is located on cloth tube at Matter Transfer discharging
It is square, horizontal tube evaporator bottom is set at Matter Transfer charging；
The upper left side of horizontal tube evaporator is equipped with inlet valve, and horizontal tube evaporator right bottom connects discharge pump；Inside horizontal tube evaporator
Liquid baffle board is arranged in lower left；Shell-and-tube evaporator discharge port top connects vacuum pump, discharge port lower part connects condensate pump.
2. a kind of high efficient cryogenic energy saving evaporator according to claim 1, it is characterised in that: the shell-and-tube evaporator
Formula structure is connected as one with horizontal tube evaporator or so.
3. a kind of high efficient cryogenic energy saving evaporator according to claim 1, it is characterised in that: the shell-and-tube evaporator
It is split type structure with horizontal tube evaporator, is connected each other by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920015132.XU CN209378463U (en) | 2019-01-06 | 2019-01-06 | High efficient cryogenic energy saving evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920015132.XU CN209378463U (en) | 2019-01-06 | 2019-01-06 | High efficient cryogenic energy saving evaporator |
Publications (1)
| Publication Number | Publication Date |
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| CN209378463U true CN209378463U (en) | 2019-09-13 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920015132.XU Withdrawn - After Issue CN209378463U (en) | 2019-01-06 | 2019-01-06 | High efficient cryogenic energy saving evaporator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109453531A (en) * | 2019-01-06 | 2019-03-12 | 杭州安永环保科技有限公司 | A kind of high efficient cryogenic energy saving evaporator |
| CN109453531B (en) * | 2019-01-06 | 2024-08-02 | 维斯益(杭州)节能科技有限公司 | High-efficiency low-temperature energy-saving evaporation device |
-
2019
- 2019-01-06 CN CN201920015132.XU patent/CN209378463U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109453531A (en) * | 2019-01-06 | 2019-03-12 | 杭州安永环保科技有限公司 | A kind of high efficient cryogenic energy saving evaporator |
| CN109453531B (en) * | 2019-01-06 | 2024-08-02 | 维斯益(杭州)节能科技有限公司 | High-efficiency low-temperature energy-saving evaporation device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190913 Effective date of abandoning: 20240802 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190913 Effective date of abandoning: 20240802 |