CN209024229U - A kind of seawater low temperature distillation desalting plant using solar energy heating - Google Patents
A kind of seawater low temperature distillation desalting plant using solar energy heating Download PDFInfo
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- CN209024229U CN209024229U CN201821500290.6U CN201821500290U CN209024229U CN 209024229 U CN209024229 U CN 209024229U CN 201821500290 U CN201821500290 U CN 201821500290U CN 209024229 U CN209024229 U CN 209024229U
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- outlet
- entrance
- evaporator
- seawater
- condenser
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- 239000013535 sea water Substances 0.000 title claims abstract description 73
- 238000010438 heat treatment Methods 0.000 title claims abstract description 38
- 238000005292 vacuum distillation Methods 0.000 title claims abstract description 18
- 238000011033 desalting Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 239000002994 raw material Substances 0.000 claims abstract description 21
- 239000013505 freshwater Substances 0.000 claims abstract description 12
- 239000008399 tap water Substances 0.000 claims abstract description 10
- 235000020679 tap water Nutrition 0.000 claims abstract description 10
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 description 9
- 238000004821 distillation Methods 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 5
- 239000013589 supplement Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/138—Water desalination using renewable energy
- Y02A20/142—Solar thermal; Photovoltaics
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
Landscapes
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a kind of seawater low temperature distillation desalting plants using solar energy heating, solar thermal collector including being equipped with hot water outlet and water inlet, it is respectively equipped with first entrance, second entrance, first outlet, the evaporator and condenser of second outlet, wherein the first entrance of evaporator is connected to the hot water outlet of solar thermal collector, second entrance is connected to extraneous raw material seawater, first outlet is connected to hot water for shower entrance, second outlet is connected to the first entrance of condenser, the second entrance of condenser is communicated with extraneous tap water, first outlet is communicated with extraneous fresh water, second outlet is communicated with solar thermal collector water inlet, the bottom of evaporator is exported equipped with concentrated seawater.The utility model has the advantages that: the cascade utilization of solar water is realized, the efficiency of solar energy heating is improved, while having recycled the condenser heat of condenser, whole efficiency is promoted, and fresh water amount processed also correspondinglys increase.
Description
Technical field
The utility model relates to a kind of seawater low temperature distillation desalting plants, extra large more particularly, to using solar energy heating to carry out
The device of water low temperature distillation desalination.
Background technique
In common seawater low temperature distillation desalting plant, including evaporator, condenser, it keeps evaporating by vacuum evacuation device
Vacuum degree in device can produce vapor after raw material seawater, which enters evaporator, to be heated under low temperature, raw material seawater is dense
Contracting, concentrated seawater discharge is extraneous, and vapor is introduced into condenser, and fresh water discharge is condensed into after the cooled cooling with seawater, cooling
After being preheated in condenser by vapor with seawater, a portion is sent into heating distillation in evaporator as raw material seawater, separately
A part of refrigerated sea water can be by direct emission.Since the preheating quantity of Absorption by Sea Water only accounts for the amount of latent heat of vapor condensation release
10% or so, so needing using a large amount of refrigerated sea water, and the refrigerated sea water after most of preheating is but by direct emission, wave
Energy is taken.Heat source is needed in evaporator, can use solar energy heating heat source, if but solar energy heat collector is only used as sea
The heat source of water low temperature distillation desalting plant, since circulation inflow temperature is higher, collecting efficiency can reduce instead, lead to entire seawater
The capacity usage ratio of low temperature distillation desalting plant is not high.
Summary of the invention
The purpose of the utility model is to provide one kind, and collecting efficiency and the higher use of overall energy efficiency can be improved
The seawater low temperature distillation desalting plant of solar energy heating.
The technical solution of the utility model is: a kind of seawater low temperature distillation desalting plant using solar energy heating,
Solar thermal collector including being equipped with hot water outlet and water inlet, is respectively equipped with first entrance, second entrance, first outlet, the
The evaporator and condenser of two outlets, wherein the first entrance of evaporator is connected to the hot water outlet of solar thermal collector, and second
Entrance is connected to extraneous raw material seawater, and first outlet is connected to hot water for shower entrance, the first entrance of second outlet and condenser
Connection, the second entrance of condenser are communicated with extraneous tap water, and first outlet is communicated with extraneous fresh water, second outlet and solar energy
Heat collector water inlet communicates, and the bottom of evaporator is exported equipped with concentrated seawater.
The heat source that the hot water of solar thermal collector heating is used as sea water by distillation to desalinate first heats raw material sea in evaporator
Water makes its evaporation generate vapor, and the hot water after cooling can be used as hot water for shower use, the tap water of supplement or water on other
It is introduced into condenser cooling water steam, then heating enters heating in solar thermal collector, so can use solar energy
Hot water heating distillation, and cascade utilization solar heat, reduce the inflow temperature of solar thermal collector, improve solar energy heating
The collecting efficiency of device, while the condenser heat of condenser has been recycled, cooling vapor is removed without seawater, discharge seawater is reduced and takes away
Heat reduce thermal loss to improve the thermal efficiency of whole system.
Heating plant is equipped between the first outlet and hot water for shower of the evaporator.Solar energy collection can be made full use of
The hot water energy of heat further realizes the cascade utilization of solar energy, improves collection heat utilization efficiency.
It is additionally provided with that first entrance, second entrance, first outlet, the second evaporator of second outlet and second is respectively set is cold
Condenser, wherein the first entrance of the second evaporator is communicated with the first outlet of evaporator, the second entrance of the second evaporator and outer
Boundary's raw material seawater communicates, and the first outlet of the second evaporator is communicated with hot water for shower entrance, the second outlet of the second evaporator with
The first entrance of second condenser communicates, and the second entrance of the second condenser is communicated with extraneous tap water, and the of the second condenser
One outlet is communicated with extraneous fresh water, and second outlet is communicated with the second entrance of condenser, and the bottom of the second evaporator is equipped with second
Concentrated seawater outlet.The second evaporator and condenser added can further realize the cascade utilization of solar energy, make light amount
It increase accordingly, and modularization easy to form is arranged.
Between the raw material seawater and concentrated seawater pipeline be equipped with heat exchanger, wherein the first entrance of heat exchanger with it is described
Raw material seawater communicates, and the second entrance and concentrated seawater of heat exchanger export and the second concentrated seawater exports parallel communication, heat exchanger
First outlet communicated with the second entrance of the second entrance of evaporator and the second evaporator, the second outlet of heat exchanger and extraneous
Concentrated seawater communicates.The heat for making full use of concentrated seawater improves the energy utilization efficiency of whole device.
The utility model has the advantages that: the cascade utilization of solar water is realized, the efficiency of solar energy heating is improved,
The condenser heat of condenser has been recycled simultaneously, and whole efficiency is promoted, and fresh water amount processed also correspondinglys increase.
Detailed description of the invention
Attached drawing 1 is the connection schematic diagram of the utility model embodiment 1；
Attached drawing 2 is the connection schematic diagram of the utility model embodiment 2；
1, solar thermal collector, 11, water inlet, 12, hot water outlet, 2, evaporator, 21, first entrance, 22, second enters
Mouthful, 23, first outlet, 24, second outlet, 25, concentrated seawater outlet, 3, condenser, 31, first entrance, 32, second entrance,
33, first outlet, 34, second outlet, 4, heating plant, 5, hot water for shower, the 6, second evaporator, 61, first entrance, 62,
Two entrances, 63, first outlet, 64, second outlet, the outlet of the 65, second concentrated seawater, the 7, second condenser, 71, first entrance,
72, second entrance, 73, first outlet, 74, second outlet, 8, heat exchanger, 81, first entrance, 82, second entrance, 83, first
Outlet, 84, second outlet.
Specific embodiment
Embodiment 1:
A kind of seawater low temperature distillation desalting plant using solar energy heating, including it is equipped with water inlet 11 and hot water outlet 12
Solar thermal collector 1, the evaporator 2 equipped with first entrance 21, second entrance 22, first outlet 23, second outlet 24 is equipped with
The condenser 3 of first entrance 31, second entrance 32, first outlet 33, second outlet 34, the wherein first entrance 21 of evaporator 2
It is connected to the hot water outlet 12 of solar thermal collector 1, second entrance 22 is connected to extraneous raw material seawater, first outlet 23 and heating
Device 4 is connected to, and the outlet of heating plant is connected to 5 entrance of hot water for shower, and the first entrance 31 of second outlet 24 and condenser 3 connects
Logical, the second entrance 32 of condenser 3 is communicated with extraneous tap water, and first outlet 33 is communicated with external world's fresh water, second outlet 34 and
Solar thermal collector water inlet 11 communicates, and the bottom of evaporator 2 is equipped with concentrated seawater outlet 25.
The hot water temperature that solar thermal collector 1 heats is between 65-75 DEG C, the heat source desalinated first as sea water by distillation,
Raw material seawater is heated in evaporator 2 makes its evaporation generate vapor, and the hot water temperature after cooling is 50-60 DEG C, can be used as
The heat source of heating plant 4 is used for heat supply, and the hot water temperature after heating plant 4 is 45-50 DEG C out, just can be used as shower heat
Water 5 uses, and the tap water of supplement is introduced into the cooling vapor of condenser 3, and solar energy heating is entered after then heating to 25-40 DEG C
Heating in device 1 can use solar water heating distillation, and cascade utilization solar heat, reduce solar thermal collector
Inflow temperature, improves the collecting efficiency of solar thermal collector, while having recycled the condenser heat of condenser, goes without seawater cold
But vapor reduces the heat that discharge seawater is taken away to improve the thermal efficiency of whole system and reduces thermal loss.
The device of the present embodiment can be used as modular unit.Wherein seawater low temperature distillation desalting plant can be existing skill
The various low temperature distillation desalting plants with vacuum evacuation device in art.Evaporator and condenser can be selected according to process conditions
Plate heat exchanger or pipe heat exchanger.Solar thermal collector can select vacuum tube type heat collector.
Embodiment 2
Referring to Fig.2, for another seawater low temperature distillation desalting plant for using solar energy heating, including it is equipped with water inlet 11
With the solar thermal collector 1 of hot water outlet 12, equipped with first entrance 21, second entrance 22, first outlet 23, second outlet 24
Evaporator, the condenser 3 equipped with first entrance 31, second entrance 32, first outlet 33, second outlet 34 are equipped with first entrance
61, the second evaporator 6 of second entrance 62, first outlet 63, second outlet 64 is equipped with first entrance 71, second entrance 72, the
One exports the second condenser 7 of 73, second outlet 74, wherein the hot water of the first entrance 21 of evaporator 2 and solar thermal collector 1
12 connection of outlet, second entrance 22 are connected to extraneous raw material seawater, 61 phase of first entrance of first outlet 23 and the second evaporator 6
Logical, the second outlet 24 of evaporator 2 is connected to the first entrance 31 of condenser 3, the second entrance 32 of condenser 3 and the second condensation
The second outlet 74 of device 7 communicates, and the first outlet 33 of condenser 3 is communicated with extraneous fresh water, second outlet 34 and solar energy heating
Device water inlet 11 communicates, and the bottom of evaporator 2 is equipped with concentrated seawater outlet 25.The second entrance 62 of second evaporator 6 and the external world
Raw material seawater communicates, and first outlet 63 is communicated with 5 entrance of hot water for shower, the first entrance of second outlet 64 and the second condenser 7
71 communicate, and the second entrance 72 of the second condenser 7 is communicated with extraneous tap water, and first outlet 73 is communicated with extraneous fresh water, and second
The bottom of evaporator is exported equipped with the second concentrated seawater.Heat exchanger 8 is equipped between raw material seawater and concentrated seawater pipeline, wherein
The first entrance 81 of heat exchanger 8 is communicated with raw material seawater, and the second entrance 82 of heat exchanger 8 and concentrated seawater outlet 25 and second are dense
65 parallel communication of contracting seawer outlet, the first outlet 83 of heat exchanger 8 and the second entrance 22 of evaporator 2 and the second evaporator 6
Second entrance 62 communicates, and the second outlet 84 of heat exchanger 8 is communicated with extraneous concentrated seawater.
The hot water temperature that solar thermal collector 1 heats is between 65-75 DEG C, the heat source desalinated first as sea water by distillation,
Heating part raw material seawater makes its evaporation generate vapor in evaporator 2, and the hot water temperature after cooling is 50-60 DEG C, then into
Entering heating part raw material seawater in the second evaporator 6 makes its evaporation generate vapor, the hot water temperature after two evaporators
It is 45-50 DEG C, just can be used as the use of hot water for shower 5, the tap water of supplement is introduced into cooling water in the second condenser 7 and steams
Gas, water temperature enter back into the cooling vapor of condenser 3, solar energy collection are entered after then heating to 30-40 DEG C after rising to 25-35 DEG C
Heating in hot device 1, can use solar water heating distillation, and cascade utilization solar heat improves solar thermal collector
Collecting efficiency, while having recycled the condenser heat of condenser, removed cooling vapor without seawater, reduced what discharge seawater was taken away
Heat reduces thermal loss to improve the thermal efficiency of whole system.It twice evaporation and condenses twice, fresh water can be improved
Preparation amount.Every group of evaporator and condenser all can serve as level-one single effect distillation module, by the combination of two-stage unit module, into
One step improves whole collecting efficiency and capacity usage ratio.Other technical characteristics, it is same as Example 1, herein not with repeat.
Above-listed detailed description is illustrating for the utility model possible embodiments, and the embodiment is not to limit
The scope of the patents of the utility model, all equivalence enforcements or change without departing from carried out by this use, is intended to be limited solely by the patent of this case
In range.
Claims (4)
1. a kind of seawater low temperature distillation desalting plant using solar energy heating, it is characterised in that: including be equipped with hot water outlet and
The solar thermal collector of water inlet is respectively equipped with first entrance, second entrance, first outlet, the evaporator of second outlet and cold
Condenser, wherein the first entrance of evaporator is connected to the hot water outlet of solar thermal collector, second entrance and extraneous raw material seawater
Connection, first outlet are connected to hot water for shower entrance, and second outlet is connected to the first entrance of condenser, and the second of condenser enters
Mouth is communicated with extraneous tap water, and first outlet is communicated with extraneous fresh water, and second outlet is communicated with solar thermal collector water inlet, is steamed
The bottom for sending out device is exported equipped with concentrated seawater.
2. a kind of seawater low temperature distillation desalting plant using solar energy heating according to claim 1, it is characterised in that:
Heating plant is equipped between the first outlet and hot water for shower of the evaporator.
3. a kind of seawater low temperature distillation desalting plant using solar energy heating according to claim 1, it is characterised in that:
It is additionally provided with the second evaporator and the second condenser that first entrance, second entrance, first outlet, second outlet is respectively set,
In the first entrance of the second evaporator communicated with the first outlet of evaporator, the second entrance of the second evaporator and extraneous raw material sea
Water phase is logical, and the first outlet of the second evaporator is communicated with hot water for shower entrance, the second outlet of the second evaporator and the second condensation
The first entrance of device communicates, and the second entrance of the second condenser is communicated with extraneous tap water, the first outlet of the second condenser with
Extraneous fresh water communicates, and second outlet is communicated with the second entrance of condenser, and the bottom of the second evaporator is equipped with the second concentrated seawater
Outlet.
4. a kind of seawater low temperature distillation desalting plant using solar energy heating according to claim 3, it is characterised in that:
Heat exchanger is equipped between the raw material seawater and concentrated seawater pipeline, wherein the first entrance of heat exchanger and the raw material seawater
It communicates, the second entrance and concentrated seawater of heat exchanger export and the second concentrated seawater exports parallel communication, and the first of heat exchanger goes out
Mouth is communicated with the second entrance of the second entrance of evaporator and the second evaporator, the second outlet of heat exchanger and extraneous concentrated seawater
It communicates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821500290.6U CN209024229U (en) | 2018-09-13 | 2018-09-13 | A kind of seawater low temperature distillation desalting plant using solar energy heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821500290.6U CN209024229U (en) | 2018-09-13 | 2018-09-13 | A kind of seawater low temperature distillation desalting plant using solar energy heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209024229U true CN209024229U (en) | 2019-06-25 |
Family
ID=66904536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821500290.6U Expired - Fee Related CN209024229U (en) | 2018-09-13 | 2018-09-13 | A kind of seawater low temperature distillation desalting plant using solar energy heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209024229U (en) |
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2018
- 2018-09-13 CN CN201821500290.6U patent/CN209024229U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190625 |
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| CF01 | Termination of patent right due to non-payment of annual fee |