CN110526340A - Reverse osmosis seawater desalination system peculiar to vessel - Google Patents
Reverse osmosis seawater desalination system peculiar to vessel Download PDFInfo
- Publication number
- CN110526340A CN110526340A CN201910911748.XA CN201910911748A CN110526340A CN 110526340 A CN110526340 A CN 110526340A CN 201910911748 A CN201910911748 A CN 201910911748A CN 110526340 A CN110526340 A CN 110526340A
- Authority
- CN
- China
- Prior art keywords
- reverse osmosis
- level
- water
- pressure pump
- seawater desalination
- Prior art date
- 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.)
- Pending
Links
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 137
- 239000013535 sea water Substances 0.000 title claims abstract description 75
- 238000010612 desalination reaction Methods 0.000 title claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 153
- 239000012528 membrane Substances 0.000 claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 claims abstract description 22
- 238000012545 processing Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims 1
- 239000003651 drinking water Substances 0.000 abstract description 12
- 235000020188 drinking water Nutrition 0.000 abstract description 12
- 239000012498 ultrapure water Substances 0.000 abstract description 11
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 239000013505 freshwater Substances 0.000 description 16
- 238000011033 desalting Methods 0.000 description 8
- 230000008595 infiltration Effects 0.000 description 6
- 238000001764 infiltration Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 4
- 238000005183 dynamical system Methods 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 230000026676 system process Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002384 drinking water standard Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/001—Build in apparatus for autonomous on board water supply and wastewater treatment (e.g. for aircrafts, cruiseships, oil drilling platforms, railway trains, space stations)
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/043—Treatment of partial or bypass streams
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/06—Pressure conditions
- C02F2301/066—Overpressure, high pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
- Y02A20/131—Reverse-osmosis
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention relates to the marine sea water desalination device technical fields, disclose a kind of reverse osmosis seawater desalination system peculiar to vessel, including level-one high-pressure pump, first-stage reverse osmosis film, second level high-pressure pump, two-pass reverse osmosis film, three-level high-pressure pump and three-level reverse osmosis membrane, the water inlet of level-one high-pressure pump is connected with seawater inlet, the production water out of first-stage reverse osmosis film is connected with the water inlet of second level high-pressure pump, and the production water out of two-pass reverse osmosis film is connected with the water inlet of three-level high-pressure pump；The production water out of two-pass reverse osmosis film is connected with the mouth of a river is drunk, and the concentrated water outlet of two-pass reverse osmosis film and three-level reverse osmosis membrane is connected with the life mouth of a river, and the production water out of three-level reverse osmosis membrane is connected with high-purity mouth of a river.The reverse osmosis seawater desalination system peculiar to vessel that inventive embodiments provide, by being efficiently used to the comprehensive of multi-stage reverse osmosis film, drinking water, domestic water and high purity water are capable of providing under the premise of meeting water standard, meet the water demand of each user, overall energy consumption is low, high-efficient, has preferable economy.
Description
Technical field
The present invention relates to the marine sea water desalination device technical fields, more particularly to a kind of reverse osmosis seawater desalination system peculiar to vessel.
Background technique
China's ship steam/water circulating dynamical system water supply source passes through Boiler Steam mostly from thermal method sea water desalination at present
Low-flash carried out to decompression seawater, and cooling to secondary steam come high purity water needed for obtaining dynamical system using seawater.Ship
The domestic water of oceangoing ship and the drinking water of crewman mostly use hyperfiltration sea water desalination, by high-pressure pump to seawater boost, using anti-
Permeable membrane carries out desalination to seawater, prepares fresh water by single-stage or multi-stage reverse osmosis.
Existing the marine sea water desalination device system has the following deficiencies: that low-flash method sea water desalination relies primarily on pot on ship
The steam that furnace generates, is unable to run when Ship Power Equipment is in failure or shutdown status, and low-flash sea water desalination
Efficiency is relatively low, and the energy consumption of system is higher.In addition, low-flash desalination plant and reverse osmosis desalination device are independently set
It sets and runs, so that the marine sea water desalination device system configuration is complex, reliability and maintainability are poor, related corollary equipment is more,
System pipeline and accessory size, weight are big, this undoubtedly also increases the load of ship itself.
Summary of the invention
The embodiment of the present invention provides a kind of reverse osmosis seawater desalination system peculiar to vessel, to solve existing the marine sea water desalination device
Low-flash desalination plant and reverse osmosis desalination device existing for system are independently arranged and run, so that ship seawater
Desalination system configuration is complex, reliability and the poor problem of maintainability.
The embodiment of the present invention provides a kind of reverse osmosis seawater desalination system peculiar to vessel, comprising: level-one high-pressure pump, first-stage reverse osmosis
Film, second level high-pressure pump, two-pass reverse osmosis film, three-level high-pressure pump and three-level reverse osmosis membrane；
The water inlet of the level-one high-pressure pump is connected with seawater inlet, the water outlet of the level-one high-pressure pump and the level-one
The water inlet of reverse osmosis membrane is connected, and the production water out of the first-stage reverse osmosis film is connected with the water inlet of the second level high-pressure pump,
The water outlet of the second level high-pressure pump is connected with the water inlet of the two-pass reverse osmosis film, and the production water of the two-pass reverse osmosis film goes out
Mouth is connected with the water inlet of the three-level high-pressure pump, the water inlet of the water outlet of the three-level high-pressure pump and the three-level reverse osmosis membrane
Mouth is connected；
The production water out of the two-pass reverse osmosis film is connected with the mouth of a river is drunk, the outlet of the concentrated water of the two-pass reverse osmosis film with
The first life mouth of a river is connected, and the concentrated water outlet of the three-level reverse osmosis membrane is connected with the second life mouth of a river, and the three-level is reverse osmosis
The production water out of film is connected with high-purity mouth of a river.
Reverse osmosis seawater desalination system peculiar to vessel provided in an embodiment of the present invention is prepared high by using three-level reverse osmosis unit
Purity fresh water replaces existing low-flash seawater desalination system in Ship Power Equipment, saves the steam consumption of boiler；Pass through
Comprehensive effective use to multi-stage reverse osmosis film, be capable of providing under the premise of meeting water standard drinking water, domestic water and
High purity water meets the water demand of each user, has both in Ship Power Equipment existing low-flash seawater desalination system and anti-
The function of penetration sea water desalinization system greatly simplifies original system configuration, to be conducive to optimization system process, subtract
The size and weight of skinny device, overall energy consumption is low, high-efficient, has preferable economy.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the schematic diagram of reverse osmosis seawater desalination system peculiar to vessel provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of pressure-regulating device provided in an embodiment of the present invention；
In figure: 1, level-one high-pressure pump；2, first-stage reverse osmosis film；3, second level high-pressure pump；4, two-pass reverse osmosis film；5, three-level is high
Press pump；6, three-level reverse osmosis membrane；7, seawater inlet；8, concentrated water outlet；9, the mouth of a river is drunk；10, life water out；11, high-purity
The mouth of a river；12, pressure-regulating device；13, pretreatment filters；14, heating device；15, char filter；16, full-automatic mixed bed；17,
Electric control valve；18, normally opened shut-off valve；19, emergency by-passing valve；20, pressure gauge；21, booster pump.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, concrete condition can be regarded and understand that above-mentioned term exists
Concrete meaning in the present invention.
In addition, in the description of the present invention, unless otherwise indicated, " multiple ", " more ", " multiple groups " be meant that two or
It is more than two.
As shown in Figure 1, the embodiment of the invention provides a kind of reverse osmosis seawater desalination system peculiar to vessel, including level-one high-pressure pump
1, first-stage reverse osmosis film 2, second level high-pressure pump 3, two-pass reverse osmosis film 4, three-level high-pressure pump 5 and three-level reverse osmosis membrane 6.High-pressure pump is set
There are inlet and outlet, reverse osmosis membrane is equipped with water inlet, produces water out and concentrated water outlet, and high-pressure pump is for providing reverse osmosis membrane
Hyperbaric environment needed for carrying out raw water reverse osmosis deaslination processing.The water inlet of level-one high-pressure pump 1 is connected with seawater inlet 7, level-one
The water outlet of high-pressure pump 1 is connected with the water inlet of first-stage reverse osmosis film 2, keeps pressurization of the seawater raw water through level-one high-pressure pump 1 laggard
Enter first-stage reverse osmosis film 2；The production water out of first-stage reverse osmosis film 2 is connected with the water inlet of second level high-pressure pump 3, second level high-pressure pump 3
Water outlet be connected with the water inlet of two-pass reverse osmosis film 4, make the infiltration fresh water by 2 desalting processing output of first-stage reverse osmosis film
Raw water as two-pass reverse osmosis film 4；The concentrated water salinity that first-stage reverse osmosis film 2 obtains is higher, can be directly from 8 row of concentrated water outlet
System out.The production water out of two-pass reverse osmosis film 4 is connected with the water inlet of three-level high-pressure pump 5, the water outlet of three-level high-pressure pump 5 with
The water inlet of three-level reverse osmosis membrane 6 is connected, and keeps the infiltration fresh water by 4 desalting processing output of two-pass reverse osmosis film anti-as three-level
The raw water of permeable membrane 6.
Drinking water and domestic water have different water quality requirements, and drinking water is drunk for crewman, and domestic water refers to washing
Deng the maintenance necessary water of crewman's daily life, water quality requirement is more slightly lower than drinking water.Ship steam/water circulating power
It, must regular replenishment tool since leakage, blowdown and sampling etc. will cause the loss of fresh water in system equal power device operational process
There is the high purity water of higher water quality requirement.
Reverse osmosis seawater desalination system peculiar to vessel provided in an embodiment of the present invention, the production water out and drink of two-pass reverse osmosis film 4
Water nozzle 9 is connected, and so that the fresh water by two steps ro desalting processing is supplied to crewman as drinking water and uses；Two-pass reverse osmosis
The concentrated water outlet of film 4 is connected with the first life mouth of a river, and the concentrated water outlet of three-level reverse osmosis membrane 6 is connected with the second life mouth of a river, the
All one's life running water mouth and the second life mouth of a river can be respectively arranged, can also be connected and be set as life water out 10, make two
The concentrated water of grade reverse osmosis membrane 4 and 6 output of three-level reverse osmosis membrane is lived for crewman and is used；It handles to obtain by three-level reverse osmosis deaslination
Fresh water purity with higher, can tentatively meet the water supply standard of Ship Power Equipment, therefore, three-level can be made reverse osmosis
The production water out of film 6 is connected with high-purity mouth of a river 11 of ship.
Existing the marine sea water desalination device system often carries out low-flash to decompression seawater by Boiler Steam, and uses sea
High purity water needed for water obtains dynamical system to secondary steam cooling, and domestic water and drinking water use hyperfiltration seawater
Desalination.Reverse osmosis seawater desalination system peculiar to vessel provided in an embodiment of the present invention passes through at two steps ro desalination seawater raw water
Reason obtains and provides the infiltration fresh water for meeting drinking water standard, handles to obtain and provide by three-level reverse osmosis deaslination to meet power
The high purity water of equipment water supply standard, meanwhile, using the concentrated water of 6 outputs of two-pass reverse osmosis film 4 and three-level reverse osmosis membrane as water quality
It is required that relatively low domestic water.Therefore, reverse osmosis seawater desalination system peculiar to vessel provided in an embodiment of the present invention, by using
Three-level reverse osmosis unit prepares high-purity fresh water, replaces existing low-flash seawater desalination system in Ship Power Equipment, section
The steam consumption of boiler is saved；It, can under the premise of meeting water standard by being efficiently used to the comprehensive of multi-stage reverse osmosis film
It supplies drinking water, domestic water and high purity water, meets the water demand of each user, have both existing low temperature in Ship Power Equipment
The function of flash evaporation seawater desalting system and reverse osmosis seawater desalination system greatly simplifies original system configuration, thus
The size and weight for being conducive to optimization system process, reducing equipment, overall energy consumption is low, high-efficient, has preferable economy.
Further, reverse osmosis seawater desalination system peculiar to vessel provided in an embodiment of the present invention, two-pass reverse osmosis film 4 and three-level
The water quality for the concentrated water that reverse osmosis membrane 6 is discharged is an advantage over seawater, and therefore, the concentrated water outlet of two-pass reverse osmosis film 4 can also be with one
The concentrated water outlet of the water inlet connection of grade high-pressure pump 1, three-level reverse osmosis membrane 6 can also be connect with the water inlet of level-one high-pressure pump 1,
Optimize desalting processing process, the concentrate recirculation that two-pass reverse osmosis film 4 and three-level reverse osmosis membrane 6 is discharged to level-one high-pressure pump 1, drop
The reverse osmosis deaslination load of low first-stage reverse osmosis film 2, the produced infiltration fresh water quality for improving first-stage reverse osmosis film 2.In order to anti-
Only seawater raw water blows back into the concentrated water outlet of two-pass reverse osmosis film 4 and the concentrated water of three-level reverse osmosis membrane 6 exports, can be anti-in second level
The concentrated water of permeable membrane 4, which is exported, is arranged first check-valve on the connecting line between the water inlet of level-one high-pressure pump 1, anti-in three-level
The concentrated water of permeable membrane 6, which is exported, is arranged second check-valve on the connecting line between the water inlet of level-one high-pressure pump 1.
Reverse osmosis seawater desalination system peculiar to vessel provided in an embodiment of the present invention can also include pressure-regulating device 12, make
System can be adapted for different pressure working conditions.As shown in Fig. 2, pressure-regulating device 12 includes the electric control valve 17 being connected in series
It is connect with the water outlet of booster pump 21, booster pump 21 with the water inlet of level-one high-pressure pump 1,21 inlet of booster pump can be set
Pressure gauge 20.Before seawater enters level-one high-pressure pump 1, seawater pressure can be adjusted by pressure-regulating device 12；When import seawater
When pressure is higher, electric control valve 17 is devoted oneself to work, by adjusting the aperture of electric control valve 17, so that the pressure of pressure gauge 20
Registration is in the working range of system, and booster pump 21 does not work at this time；When import seawater pressure is lower, electric control valve 17 is complete
It opens, booster pump 21 starts work, to maintain inlet pressure.Further, pressure-regulating device 12 can also include and electric adjustable
The emergency by-passing valve 19 that section valve 17 is arranged in parallel, emergency by-passing valve 19 are in normally closed shape when electric control valve 17 works normally
State can carry out manually bypass adjusting by opening emergency by-passing valve 19 when 17 failure of electric control valve；Electric control valve
Normally opened shut-off valve 18 can be set after 17, this normally opened shut-off valve 18 is closed in 17 failure of electric control valve.
Reverse osmosis seawater desalination system peculiar to vessel provided in an embodiment of the present invention can also include pretreatment filters 13, in advance
The water outlet of processing filters 13 is connect with the water inlet of level-one high-pressure pump 1.Enter the water inlet side of level-one high-pressure pump 1 along seawater
To, pretreatment filters 13 can be set before pressure-regulating device 12, it also can be set after pressure-regulating device 12,
It does not require herein.Pretreatment filters 13 may include the strainer, bag filter and fine filter being connected in series；Strainer can remove sea
The impurity such as 200 microns or more of mud, fragment in water；Bag filter is arranged after strainer, can filter off 50 microns or more miscellaneous
Matter；Fine filter is arranged after bag filter, can filter off 3 microns or more impurity, while being crushed prevented also from a upper procedure
The impurity such as filtrate enter system；Sea water preprocessing filter 13 needs periodic cleaning, replacement, and preventing from accumulating because of impurity influences system
The production water efficiency of system.
Reverse osmosis seawater desalination system peculiar to vessel provided in an embodiment of the present invention can also include being set to pretreatment filters
Heating device 14 between 13 and level-one high-pressure pump 1, the heated device 14 of seawater enter level-one high-pressure pump 1, fit system
For different temperature cases.When the ocean temperature for entering system is lower than system requirements, heating device 14 can star and adjust
Heating power is saved, up to heating of seawater to assigned temperature value；The transition water tank that heating device 14 is alternatively arranged as import uses.
Reverse osmosis seawater desalination system peculiar to vessel provided in an embodiment of the present invention, in order to further increase the quality of drinking water,
Can also two-pass reverse osmosis film 4 production water out and drink between the mouth of a river 9 setting char filter 15, in use, two-pass reverse osmosis
For the infiltration fresh water of the production water out of film 4 after the processing of char filter 15, what first injection was specified drinks water tank or water tank, drinks for crewman
With.Full-automatic mixed bed 16 can be set between the production water out and high-purity mouth of a river 11 of three-level reverse osmosis membrane 6, enter in high purity water
Further advanced desalination processing is carried out before ship power system；In addition, three-level reverse osmosis membrane 6 produces water out and ship
High-purity mouth of a river 11 is connected, and water quality monitoring can also be arranged in the fresh water line of 6 output of three-level reverse osmosis membrane, and make high-purity mouth of a river 11
It is connected with the water tank of high purity water or water storage cabin.
As can be seen from the above embodiments, reverse osmosis seawater desalination system peculiar to vessel provided by the invention, two-pass reverse osmosis film 4
Production water out be connected with the mouth of a river 9 is drunk, make to be supplied to crewman as drinking water by the fresh water of two steps ro desalting processing
It uses；The concentrated water outlet of two-pass reverse osmosis film 4 is connected with the first life mouth of a river, the concentrated water outlet and second of three-level reverse osmosis membrane 6
The life mouth of a river is connected, and so that the concentrated water of 6 output of two-pass reverse osmosis film 4 and three-level reverse osmosis membrane is lived for crewman and uses；By three-level
The fresh water that reverse osmosis deaslination is handled purity with higher can tentatively meet the water supply standard of Ship Power Equipment, can
So that the production water out of three-level reverse osmosis membrane 6 is connected with high-purity mouth of a river 11 of ship.Reverse osmosis peculiar to vessel provided in an embodiment of the present invention
Saturating seawater desalination system is obtained seawater raw water by two steps ro desalting processing and provides the infiltration for meeting drinking water standard
Fresh water handles to obtain and provide the high purity water for meeting power-equipment water supply standard by three-level reverse osmosis deaslination, meanwhile, with second level
The concentrated water of 6 outputs of the reverse osmosis membrane 4 and three-level reverse osmosis membrane domestic water relatively low as water quality requirement.Therefore, this hair
The reverse osmosis seawater desalination system peculiar to vessel that bright embodiment provides prepares high-purity fresh water by using three-level reverse osmosis unit, takes
For low-flash seawater desalination system existing in Ship Power Equipment, the steam consumption of boiler is saved；By to multistage reverse osmosis
The comprehensive effective use of permeable membrane, drinking water, domestic water and high purity water are capable of providing under the premise of meeting water standard, is met
The water demand of each user has both existing low-flash seawater desalination system and reverse osmosis seawater desalting in Ship Power Equipment
The function of system greatly simplifies original system configuration, thus the size for being conducive to optimization system process, reducing equipment
And weight, overall energy consumption is low, high-efficient, has preferable economy.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of reverse osmosis seawater desalination system peculiar to vessel characterized by comprising level-one high-pressure pump, first-stage reverse osmosis film, second level
High-pressure pump, two-pass reverse osmosis film, three-level high-pressure pump and three-level reverse osmosis membrane；
The water inlet of the level-one high-pressure pump is connected with seawater inlet, the water outlet of the level-one high-pressure pump and the level-one reverse osmosis
The water inlet of permeable membrane is connected, and the production water out of the first-stage reverse osmosis film is connected with the water inlet of the second level high-pressure pump, described
The water outlet of second level high-pressure pump is connected with the water inlet of the two-pass reverse osmosis film, the production water out of the two-pass reverse osmosis film with
The water inlet of the three-level high-pressure pump is connected, the water inlet phase of the water outlet of the three-level high-pressure pump and the three-level reverse osmosis membrane
Even；
The production water out of the two-pass reverse osmosis film is connected with the mouth of a river is drunk, the concentrated water outlet and first of the two-pass reverse osmosis film
Living, the mouth of a river is connected, and the concentrated water outlet of the three-level reverse osmosis membrane is connected with the second life mouth of a river, the three-level reverse osmosis membrane
Water out is produced to be connected with high-purity mouth of a river.
2. reverse osmosis seawater desalination system peculiar to vessel according to claim 1, which is characterized in that the two-pass reverse osmosis film
Concentrated water outlet also connect with the water inlet of the level-one high-pressure pump, the concentrated water of the three-level reverse osmosis membrane export also with the level-one
The water inlet of high-pressure pump connects.
3. reverse osmosis seawater desalination system peculiar to vessel according to claim 2, which is characterized in that the two-pass reverse osmosis film
First check-valve is equipped between concentrated water outlet and the water inlet of the level-one high-pressure pump；The concentrated water of the three-level reverse osmosis membrane exports
Second check-valve is equipped between the water inlet of the level-one high-pressure pump.
4. reverse osmosis seawater desalination system peculiar to vessel according to claim 1, which is characterized in that further include that pressure adjusts dress
It sets, the pressure-regulating device includes the electric control valve and booster pump being connected in series, the water outlet of the booster pump and described one
The water inlet connection of grade high-pressure pump.
5. reverse osmosis seawater desalination system peculiar to vessel according to claim 4, which is characterized in that the pressure-regulating device is also
Including the emergency by-passing valve being arranged in parallel with the electric control valve.
6. reverse osmosis seawater desalination system peculiar to vessel according to claim 1, which is characterized in that further include pretreatment filtration
Device, the water outlet of the pretreatment filters are connect with the water inlet of the level-one high-pressure pump.
7. reverse osmosis seawater desalination system peculiar to vessel according to claim 6, which is characterized in that the pretreatment filters packet
Include the strainer, bag filter and fine filter being connected in series.
8. reverse osmosis seawater desalination system peculiar to vessel according to claim 6, which is characterized in that further include be set to it is described pre-
Heating device between processing filters and the level-one high-pressure pump.
9. reverse osmosis seawater desalination system peculiar to vessel according to claim 1, which is characterized in that further include being set to described two
The production water out and the char filter drunk between the mouth of a river of grade reverse osmosis membrane.
10. reverse osmosis seawater desalination system peculiar to vessel according to claim 1, which is characterized in that further include be set to it is described
The full-automatic mixed bed of three-level reverse osmosis membrane produced between water out and high-purity mouth of a river.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910911748.XA CN110526340A (en) | 2019-09-25 | 2019-09-25 | Reverse osmosis seawater desalination system peculiar to vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910911748.XA CN110526340A (en) | 2019-09-25 | 2019-09-25 | Reverse osmosis seawater desalination system peculiar to vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110526340A true CN110526340A (en) | 2019-12-03 |
Family
ID=68670184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910911748.XA Pending CN110526340A (en) | 2019-09-25 | 2019-09-25 | Reverse osmosis seawater desalination system peculiar to vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110526340A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526698A (en) * | 2021-06-30 | 2021-10-22 | 中国船舶重工集团公司第七一九研究所 | Combined reverse osmosis seawater desalination device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2377061A1 (en) * | 2001-03-27 | 2002-09-27 | Blair J. Poirier | Potable water circulation system |
| CN200946109Y (en) * | 2006-08-04 | 2007-09-12 | 珠海市江河海水处理设备工程有限公司 | Full-automatic seawater desalting equipment |
| CN203173920U (en) * | 2013-03-22 | 2013-09-04 | 山东前昊炭素有限公司 | Device for preparing high-purity water |
| CN103787462A (en) * | 2014-01-22 | 2014-05-14 | 厦门溢盛环保科技有限公司 | Low-energy consumption seawater desalinating technology and low-energy consumption seawater desalinating device |
| CN204170630U (en) * | 2014-10-30 | 2015-02-25 | 张辉 | Novel trans infiltration start and stop flusher |
| CN204251433U (en) * | 2014-12-01 | 2015-04-08 | 中国人民解放军军事医学科学院卫生装备研究所 | A kind of Vehicular multifunctional waterworks |
| CN205687675U (en) * | 2016-06-20 | 2016-11-16 | 嘉诚环保工程有限公司 | Reverse osmosis membrane brackish water desalination system |
| CN209411957U (en) * | 2018-10-31 | 2019-09-20 | 中交一航局安装工程有限公司 | A kind of seawater desalination system for off-lying sea |
| CN210764476U (en) * | 2019-09-25 | 2020-06-16 | 中国船舶重工集团公司第七一九研究所 | Reverse osmosis seawater desalination system for ship |
-
2019
- 2019-09-25 CN CN201910911748.XA patent/CN110526340A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2377061A1 (en) * | 2001-03-27 | 2002-09-27 | Blair J. Poirier | Potable water circulation system |
| CN200946109Y (en) * | 2006-08-04 | 2007-09-12 | 珠海市江河海水处理设备工程有限公司 | Full-automatic seawater desalting equipment |
| CN203173920U (en) * | 2013-03-22 | 2013-09-04 | 山东前昊炭素有限公司 | Device for preparing high-purity water |
| CN103787462A (en) * | 2014-01-22 | 2014-05-14 | 厦门溢盛环保科技有限公司 | Low-energy consumption seawater desalinating technology and low-energy consumption seawater desalinating device |
| CN204170630U (en) * | 2014-10-30 | 2015-02-25 | 张辉 | Novel trans infiltration start and stop flusher |
| CN204251433U (en) * | 2014-12-01 | 2015-04-08 | 中国人民解放军军事医学科学院卫生装备研究所 | A kind of Vehicular multifunctional waterworks |
| CN205687675U (en) * | 2016-06-20 | 2016-11-16 | 嘉诚环保工程有限公司 | Reverse osmosis membrane brackish water desalination system |
| CN209411957U (en) * | 2018-10-31 | 2019-09-20 | 中交一航局安装工程有限公司 | A kind of seawater desalination system for off-lying sea |
| CN210764476U (en) * | 2019-09-25 | 2020-06-16 | 中国船舶重工集团公司第七一九研究所 | Reverse osmosis seawater desalination system for ship |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526698A (en) * | 2021-06-30 | 2021-10-22 | 中国船舶重工集团公司第七一九研究所 | Combined reverse osmosis seawater desalination device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021047417A1 (en) | Pressure energy composite desalination process | |
| CN201634539U (en) | Treatment system for reclaiming incision waste water into ultrapure water in semiconductor industry | |
| CN104787938B (en) | It is a kind of effectively to remove the electrolyzed water machines of removing heavy metals | |
| CN107311381A (en) | A kind of reverse osmosis concentrated seawater comprehensive utilizing method and system | |
| CN210764674U (en) | Full-automatic control reverse osmosis seawater desalination device | |
| CN102963993A (en) | Reusable ultrafilter using reverse osmosis thick water as flushing water and reverse osmosis system | |
| CN206173148U (en) | Energy -efficient seawater desalination equipment | |
| Cardona et al. | Energy saving in two-stage reverse osmosis systems coupled with ultrafiltration processes | |
| CN210764476U (en) | Reverse osmosis seawater desalination system for ship | |
| CN110526340A (en) | Reverse osmosis seawater desalination system peculiar to vessel | |
| CN205603350U (en) | Novel solar desalination unit | |
| CN209081494U (en) | A kind of reverse osmosis concentrated water recovery device | |
| WO2021047416A1 (en) | Pressure energy composite desalination unit | |
| CN208454726U (en) | A kind of Offshore Heavy Oil Field thermal recovery high standard boiler is for water treatment system | |
| CN215480282U (en) | Electric desalting system for power plant seawater treatment | |
| CN207276263U (en) | A kind of closed type reverse osmosis desalination purifier | |
| CN210764675U (en) | Direct-connected two-stage reverse osmosis seawater desalination device | |
| CN214735105U (en) | Seawater desalination equipment capable of performing graded treatment and purification | |
| CN211595106U (en) | Efficient energy-saving reverse osmosis equipment for seawater desalination | |
| CN211069302U (en) | Low concentration NMMO continuous concentration device | |
| CN110227352A (en) | A kind of biogas slurry method for concentration based on UF membrane | |
| CN208916932U (en) | A kind of reverse osmosis desalination device peculiar to vessel | |
| CN202671263U (en) | Water treatment system with secondary reverse osmosis concentrated water branch reflux | |
| CN209759144U (en) | Energy-conserving superhigh pressure sewage treatment system | |
| CN204958636U (en) | Boats and ships are with making water machine based on solar energy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |