CN207619055U - A kind of seawater desalination system based on solar energy - Google Patents
A kind of seawater desalination system based on solar energy Download PDFInfo
- Publication number
- CN207619055U CN207619055U CN201720731712.XU CN201720731712U CN207619055U CN 207619055 U CN207619055 U CN 207619055U CN 201720731712 U CN201720731712 U CN 201720731712U CN 207619055 U CN207619055 U CN 207619055U
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- CN
- China
- Prior art keywords
- pipe
- distillery
- seawater
- desalination system
- seawater desalination
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
Abstract
The utility model provides a kind of seawater desalination system based on solar energy, including transparent evacuated collector tube (2), the water inlet pipe (10) for into seawater, distillery (12), condensation chamber (13) and freshwater room (17), there is heat-conducting medium in evacuated collector tube (2)；Heat conducting pipe is provided in distillery (12), the both ends of heat conducting pipe are stretched out distillery (12) and are connected to evacuated collector tube (2)；The bottom of condensation chamber (13) is connected with the bottom of distillery (12) by communicating pipe (18), it is provided with condenser pipe (14) in condensation chamber (13), one end of condenser pipe (14) is stretched out from the top of condensation chamber (13) and is connected to the top of distillery (12), and the other end is stretched out from the lower part of condensation chamber (13) and is connected to freshwater room (17)；Water inlet pipe is connected to suction pump.Seawater desalination system provided by the utility model more energy-efficiently can desalinate seawater.
Description
Technical field
The utility model is related to field of sea water desalting technology, more particularly to a kind of sea water desalination system based on solar energy
System.
Background technology
Fresh water is necessity for the survival of mankind, but with the development of society, the whole world is facing serious water money
Source crisis.Sea water desalination is to solve one of the effective way of freshwater resources, however, current seawater desalination system generally existing section
Therefore how low, the less economical problem of energy efficiency provides the seawater desalination system that a kind of economy is good, energy-saving efficiency is high
Become those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
In view of this, the utility model provides a kind of seawater desalination system based on solar energy, the seawater desalination system
Equipment is simple, it is easy to accomplish, economy is high, using the seawater desalination system can be more energy-efficient seawater is carried out it is light
Change.
In order to achieve the above object, the utility model provides the following technical solutions：
A kind of seawater desalination system based on solar energy, including：
Transparent evacuated collector tube, the evacuated collector tube have in the evacuated collector tube and lead for absorbing solar energy
Thermal medium；
Freshwater room for storing fresh water；
Distillery, is provided with heat conducting pipe in the distillery, the both ends of the heat conducting pipe stretch out the distillery and with institute
State evacuated collector tube connection；
Condensation chamber, the bottom of the condensation chamber are connected with the bottom of the distillery by communicating pipe, in the condensation chamber
It is provided with condenser pipe, one end of the condenser pipe is stretched out from the top of the condensation chamber and is connected to the top of the distillery,
The other end is stretched out from the lower part of the condensation chamber and is connected to the freshwater room；
What is be connected to the top on the top of the distillery and/or the condensation chamber is used for the water inlet pipe into seawater, described
Water inlet pipe is connected to suction pump.
Preferably, in above-mentioned seawater desalination system, further include and the matched reflector of the evacuated collector tube.
Preferably, further include the heat storage being located at outside the distillery, the heat storage can in above-mentioned seawater desalination system
It is connected to the heat conducting pipe.
Preferably, in above-mentioned seawater desalination system, electrical heating is installed in the heat storage can and/or in the distillery
Device.
Preferably, in above-mentioned seawater desalination system, the condenser pipe in the condensation chamber in the shape of a spiral, the heat conduction
Pipe serpentine-like bending in the distillery.
Preferably, in above-mentioned seawater desalination system, the top of the distillery is transparent, in addition to the top
Rest part is coated with insulating layer outside.
Preferably, in above-mentioned seawater desalination system, liquid level sensor, the sea water desalination are provided in the distillery
System further includes the controller being electrically connected with the liquid level sensor, and the controller is for controlling suction pump.
Preferably, further include being connected on the water inlet pipe and coastal water inflow direction in above-mentioned seawater desalination system
Seawater flocculation device, Guartz filter, sterilizing unit, active carbon filter and the accurate filter being sequentially arranged；
The seawater flocculation device includes concatenated first water pump, pipe-line mixer and coagulating sedimentation device, and the coagulation is heavy
The outlet of shallow lake device is connected to the Guartz filter；Flocculant dosing pump and flocculation aid are provided with and communicated on the pipe-line mixer
Dosing pump, the flocculant dosing pump are connected to flocculant pond, and the flocculation aid dosing pump is connected to flocculation aid pond；
The sterilizing unit includes concatenated second water pump and second pipe mixer, second water pump and the quartz
The outlet of the outlet of filter, the second pipe mixer is connected to the active carbon filter, the second pipe
Fungicide dosing pump is provided with and communicated on mixer, the fungicide dosing pump is connected to the fungicide pond；
The accurate filter includes cylinder, filter core and filter core mounting bracket, and the filter core and the filter core mounting bracket are all provided with
It sets in the cylinder, the filter core is fixedly connected on filter core mounting bracket.
Preferably, in above-mentioned seawater desalination system, the seawater flocculation device and the sterilizing unit further include into water
Detection device, it is described enter water detection device include the temperature sensor being connect respectively with controller, enter water turbidity sensor and stream
Gauge, it is described enter water detection device the upstream position in the pipe-line mixer or the second pipe mixer is set.
Preferably, in above-mentioned seawater desalination system, the quantity of the filter core in the accurate filter is 2~6, described
The shape of filter core is circular cylinder.
According to above-mentioned technical proposal it is found that in the seawater desalination system provided by the utility model based on solar energy, distillation
Indoor heat conducting pipe stretches out distillery and is connected to evacuated collector tube, and the bottom of distillery and the bottom of condensation chamber pass through communicating pipe
Connection, the condenser pipe being connected to the top of distillery are located in condensation chamber, and the other end of condenser pipe is connected to freshwater room, therefore,
Evacuated collector tube absorbs solar energy heating heat-conducting medium, and heat-conducting medium distills indoor seawater by heat conducting pipe heating, and seawater steams
It evaporates the vapor to be formed and enters condenser pipe, then the indoor seawater that is condensed of the vapor in condenser pipe is cooled to liquid water, most
Freshwater room is flowed into eventually.It can be seen that when using seawater desalination system provided by the utility model, what heating utilized is carried out to seawater
Solar energy, and to vapor carry out it is cooling utilize be that seawater itself is not heated portion of, so, use the sea water desalination
System more energy-efficiently can desalinate seawater.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of schematic diagram for seawater desalination system based on solar energy that the utility model embodiment provides；
Fig. 2 is the schematic diagram for another seawater desalination system based on solar energy that the utility model embodiment provides.
In figure label for：
1, reflector；2, evacuated collector tube；3, the first heat conducting pipe；4, the first control valve；5, first circulation pumps；6, heat accumulation
Tank；7, the second heat conducting pipe；8, second circulation pumps；9, the second control valve；10, water inlet pipe；11, third control valve；12, distillery；
13, condensation chamber；14, condenser pipe；15, drain valve；16, fresh water pipe；17, freshwater room；18, communicating pipe；19, salt discharging pipe；20, salt discharge
Valve；21, suction pump；22, seawater flocculation device；221, the first water pump；222, pipe-line mixer；223, coagulating sedimentation device；224、
Flocculant pond；225, flocculant dosing pump；226, flocculation aid dosing pump；227, flocculation aid pond；23, Guartz filter；24, it sterilizes
Device；241, the second water pump；242, fungicide dosing pump；243, fungicide pond；244, second pipe mixer；25, activated carbon
Filter；26, accurate filter.
Specific implementation mode
In order to make it easy to understand, the utility model will be further described below in conjunction with the accompanying drawings.
Referring to Fig. 1, the seawater desalination system based on solar energy that the utility model embodiment provides includes evacuated collector tube
2, distillery 12, condensation chamber 13 and freshwater room 17.
Wherein, evacuated collector tube 2 is transparent, for absorbing solar energy, has heat-conducting medium in evacuated collector tube 2；
Heat conducting pipe is provided in distillery 12, the both ends of heat conducting pipe are stretched out distillery 12 and are connected to evacuated collector tube 2, steamed
It evaporates room 12 to be additionally provided with for the water inlet pipe 10 into seawater, water inlet pipe 10 is connected to suction pump 21；
The bottom of condensation chamber 13 is connected with the bottom of distillery 12 by communicating pipe 18, and condenser pipe is provided in condensation chamber 13
14, one end of condenser pipe 14 is stretched out from the top of condensation chamber 13 and is connected to the top of distillery 12, and the other end is from condensation chamber 13
Lower part stretch out and be connected to freshwater room 17；
Freshwater room 17 is for storing fresh water.
In seawater desalination system provided by the utility model based on solar energy, the heat conducting pipe in distillery 12 stretches out distillation
Room 12 is simultaneously connected to evacuated collector tube 2, and the bottom of distillery 12 is connected to the bottom of condensation chamber 13 by communicating pipe 18, with distillation
The condenser pipe 14 of the top connection of room 12 is located in condensation chamber 13, and the other end of condenser pipe 14 is connected to freshwater room 17, therefore, very
Empty set heat pipe 2 absorbs solar energy and heats heat-conducting medium, and heat-conducting medium heats the seawater in distillery 12, seawater by heat conducting pipe
The vapor that distillation is formed enters condenser pipe 14, and the seawater that then vapor in condenser pipe 14 is condensed in room 13 is cooled to liquid
State water finally flows into freshwater room 17.It can be seen that when using seawater desalination system provided by the utility model, seawater is carried out
It is solar energy to heat utilize, and to vapor carry out it is cooling utilize be that seawater itself is not heated portion of, so, use
The seawater desalination system more energy-efficiently can desalinate seawater.
As shown in Figure 1, in the present embodiment, water inlet pipe 10 is arranged on the top of distillery 12, in other examples, into
Water pipe 10 can also be arranged on the top of condensation chamber 13.
For the ease of absorbing solar energy, can be arranged and 2 matched reflector 1 of evacuated collector tube.As shown in Figure 1, this
In embodiment, reflector 1 is U-shaped solar panel.
As seen from Figure 1, in the present embodiment, heat conducting pipe includes the first heat conducting pipe 3 and the second heat conducting pipe 7, wherein the first heat conduction
Pipe 3 is connected to evacuated collector tube 2 and heat storage can 6, the second heat conducting pipe 7 are located in distillery 12, and the both ends of the second heat conducting pipe 7 are stretched out
Distillery 12 is simultaneously connected to evacuated collector tube 2.In order to improve the efficiency of heating surface, the second heat conducting pipe 7 can be in snake in distillery 12
Shape bending.
For the ease of circulating for control heat-conducting medium, in the present embodiment, the first control is provided on the first heat conducting pipe 3
Valve 4 and first circulation pump 5, and second circulation pump 8 and the second control valve 9 are provided on the second heat conducting pipe 7.
Seawater desalination system normal operation (desalinizing seawater) when in order to enable night or solar heat deficiency, can
To be equipped with electric heater unit in heat storage can 6 and/or in distillery 12.
In order to improve condensation efficiency, condenser pipe 14 can be in the shape of a spiral in condensation chamber 13.
In order to make full use of solar energy, reduce heat loss to the greatest extent, can be by the top design of distillery 12 it is transparent,
And wrap up insulating layer in the outer surface of the rest part in addition to top.
Automatically controlled to realize, liquid level sensor (not shown) can be set in the distillery 12, by with liquid
The controller (not shown) of level sensor electrical connection controls the suction pump 21 being connected with water inlet pipe 10, realizes distillery
12 automatic loading water and cut off the water.In specific practical application, third control valve 11 can also be provided on water inlet pipe 10.
For the ease of taking the fresh water in freshwater room 17, in the present embodiment, freshwater room 17 is communicated with fresh water pipe 16, fresh water pipe
Drain valve 15 is provided on 16.
Salt content increases after sea water by distillation, and in the present embodiment, the bottom of distillery 12 is provided with salt discharging pipe 19, salt discharging pipe
Salt discharge valve 20 is provided on 19.
As shown in Fig. 2, on the basis of above example, the utility model embodiment provides another based on day sun energy
Seawater desalination system, increase processing equipment of the seawater before entering distillery 12 and/or condensation chamber 13.Specially：Sea
Water desalination system further includes being connected on water inlet pipe 10 and seawater flocculation device 22 that coastal water inflow direction is sequentially arranged, quartz
Filter 23, sterilizing unit 24, active carbon filter 25 and accurate filter 26.
Wherein, seawater flocculation device 22 includes concatenated first water pump 221, pipe-line mixer 222 and coagulating sedimentation device
223, the outlet of coagulating sedimentation device 223 is connected to Guartz filter 23；Flocculant dosing is provided with and communicated on pipe-line mixer 222
Pump 225 and flocculation aid dosing pump 226, flocculant dosing pump 225 are preferably metering pump, flocculant dosing pump 225 and flocculant pond
224 connections, flocculation aid dosing pump 226 are connected to flocculation aid pond 227.Flocculant is preferably iron chloride.
Sterilizing unit 24 includes concatenated second water pump 241 and second pipe mixer 244, the second water pump 241 and quartz
The outlet of the outlet of filter 23, second pipe mixer 244 is connected to active carbon filter 25, second pipe mixer
Be provided with and communicated with fungicide dosing pump 242 on 244, fungicide dosing pump 242 is preferably metering pump, fungicide dosing pump 242 with
Fungicide pond 243 is connected to.
Accurate filter 26 includes cylinder, filter core and filter core mounting bracket, and filter core and filter core mounting bracket are arranged in cylinder,
Filter core mounting bracket is fixed in cylinder, and filter core is fixedly connected on filter core mounting bracket.
When the seawater desalination system works, so that seawater raw water is outstanding at seawater original water inlet end by seawater flocculation device 22
Floating particle, bulky grain organic matter generate flocculation, are the follow-up quartz filter 23 and active carbon filter of seawater raw water filtration
It obtains fully filtering in 25 and be anticipated, to play the mistake of quartz filter 23 and active carbon filter 25 to greatest extent
Filter effect provides safeguard.By sterilizing unit 24, carries out disinfection sterilization to seawater raw water, ensures that seawater carries out preliminary purification,
Secondary filter is carried out using the filter core of accurate filter 26, further increases the purified treatment of seawater raw water.It finally will purification
Seawater afterwards is passed through by water inlet pipe 10 in distiller 12 and/or condenser 13.
In the present embodiment, seawater flocculation device 22 and sterilizing unit 24 further include that water detection device (does not show in figure
Go out), enter water detection device and includes the temperature sensor being connect respectively with controller, enters water turbidity sensor and flowmeter.For
Seawater flocculation device 22 enters water detection device and is arranged in the upstream of pipe-line mixer 222, that is, is arranged in 222 He of pipe-line mixer
Between first water pump 221；For sterilizing unit 24, enters water detection device and upstream position in second pipe mixer 244 is set,
It is arranged between the second water pump 241 and second pipe mixer 244.The data detected according to water detection device is entered, control
Device controls the work of respective water pump, preferably to carry out sea water desalination.
In the present embodiment, the quantity of the filter core in accurate filter 26 be 2~6, more preferably 3, the shape of filter core
Shape is circular cylinder, increases filter area, improves filter effect.Certainly, filter core can also be other structures.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type.A variety of modifications of embodiment will be apparent to those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present utility model.Therefore, originally
Utility model is not intended to be limited to embodiment illustrated herein, and is to fit to and the principles and novel features disclosed herein
Consistent widest range.
Claims (10)
1. a kind of seawater desalination system based on solar energy, which is characterized in that including：
Transparent evacuated collector tube (2), the evacuated collector tube (2) have for absorbing solar energy in the evacuated collector tube (2)
There is heat-conducting medium；
Freshwater room (17) for storing fresh water；
Distillery (12), the distillery (12) is interior to be provided with heat conducting pipe, and the distillery is stretched out at the both ends of the heat conducting pipe
(12) and with the evacuated collector tube (2) it is connected to；
The bottom of condensation chamber (13), the condensation chamber (13) is connected with the bottom of the distillery (12) by communicating pipe (18),
It is provided with condenser pipe (14) in the condensation chamber (13), one end of the condenser pipe (14) is stretched from the top of the condensation chamber (13)
Go out and be connected to the top of the distillery (12), the other end from the lower part of the condensation chamber (13) stretch out and with the freshwater room
(17) it is connected to；
What is be connected to the top on the top of the distillery (12) and/or the condensation chamber (13) is used for the water inlet pipe into seawater
(10), the water inlet pipe (10) is connected to suction pump (21).
2. seawater desalination system according to claim 1, which is characterized in that further include and the evacuated collector tube (2) phase
The reflector (1) of cooperation.
3. seawater desalination system according to claim 1, which is characterized in that further include being located at the distillery (12) outside
Heat storage can (6), the heat storage can (6) are connected to the heat conducting pipe.
4. seawater desalination system according to claim 3, which is characterized in that in the heat storage can (6) and/or the distillation
Electric heater unit is installed in room (12).
5. seawater desalination system according to claim 1, which is characterized in that the condenser pipe (14) is in the condensation chamber
(13) in the shape of a spiral, the heat conducting pipe serpentine-like bending in the distillery (12).
6. seawater desalination system according to claim 1, which is characterized in that the top of the distillery (12) is transparent
, the rest part in addition to the top is coated with insulating layer outside.
7. seawater desalination system according to claim 1, which is characterized in that be provided with liquid level biography in the distillery (12)
Sensor, the seawater desalination system further include the controller being electrically connected with the liquid level sensor, and the controller is for controlling
Suction pump.
8. according to claim 1-7 any one of them seawater desalination systems, which is characterized in that further include being connected to the water inlet
Manage seawater flocculation device (22), Guartz filter (23), the sterilizing unit that on (10) and coastal water inflow direction is sequentially arranged
(24), active carbon filter (25) and accurate filter (26)；
The seawater flocculation device (22) includes concatenated first water pump (221), pipe-line mixer (222) and coagulating sedimentation device
(223), the outlet of the coagulating sedimentation device (223) is connected to the Guartz filter (23)；On the pipe-line mixer (222)
It is provided with and communicated with flocculant dosing pump (225) and flocculation aid dosing pump (226), the flocculant dosing pump (225) and flocculant
Pond (224) is connected to, and the flocculation aid dosing pump (226) is connected to flocculation aid pond (227)；
The sterilizing unit (24) includes concatenated second water pump (241) and second pipe mixer (244), second water pump
(241) with the outlet of the Guartz filter (23), the outlet of the second pipe mixer (244) and the activated carbon
Filter (25) is connected to, and fungicide dosing pump (242), the sterilization are provided with and communicated on the second pipe mixer (244)
Agent dosing pump (242) is connected to the fungicide pond (243)；
The accurate filter (26) includes cylinder, filter core and filter core mounting bracket, and the filter core and the filter core mounting bracket are all provided with
It sets in the cylinder, the filter core is fixedly connected on filter core mounting bracket.
9. seawater desalination system according to claim 8, which is characterized in that the seawater flocculation device (22) and described kill
Bacterium device (24) further include into water detection device, it is described enter water detection device include the temperature sensing being connect respectively with controller
Device enters water turbidity sensor and flowmeter, it is described enter water detection device be arranged in the pipe-line mixer (222) or described second
The upstream position of pipe-line mixer (244).
10. seawater desalination system according to claim 8, which is characterized in that the filter core in the accurate filter (26)
Quantity be 2~6, the shape of the filter core is circular cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720731712.XU CN207619055U (en) | 2017-06-21 | 2017-06-21 | A kind of seawater desalination system based on solar energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720731712.XU CN207619055U (en) | 2017-06-21 | 2017-06-21 | A kind of seawater desalination system based on solar energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207619055U true CN207619055U (en) | 2018-07-17 |
Family
ID=62818716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720731712.XU Expired - Fee Related CN207619055U (en) | 2017-06-21 | 2017-06-21 | A kind of seawater desalination system based on solar energy |
Country Status (1)
| Country | Link |
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| CN (1) | CN207619055U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109020029A (en) * | 2018-08-25 | 2018-12-18 | 深圳市纯水号水处理科技有限公司 | A kind of intelligence scale seawater desalination system and technique |
| CN109502869A (en) * | 2018-12-17 | 2019-03-22 | 合肥工业大学 | A kind of Trinity processing unit of municipal sewage |
| CN113799959A (en) * | 2021-08-04 | 2021-12-17 | 珠海城市职业技术学院 | Water supply system for ship |
-
2017
- 2017-06-21 CN CN201720731712.XU patent/CN207619055U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109020029A (en) * | 2018-08-25 | 2018-12-18 | 深圳市纯水号水处理科技有限公司 | A kind of intelligence scale seawater desalination system and technique |
| CN109502869A (en) * | 2018-12-17 | 2019-03-22 | 合肥工业大学 | A kind of Trinity processing unit of municipal sewage |
| CN109502869B (en) * | 2018-12-17 | 2021-09-24 | 合肥工业大学 | Trinity treatment device for urban sewage |
| CN113799959A (en) * | 2021-08-04 | 2021-12-17 | 珠海城市职业技术学院 | Water supply system for ship |
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Granted publication date: 20180717 Termination date: 20200621 |