CN208933040U - Wind power sea water desalination system - Google Patents
Wind power sea water desalination system Download PDFInfo
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- CN208933040U CN208933040U CN201821242583.9U CN201821242583U CN208933040U CN 208933040 U CN208933040 U CN 208933040U CN 201821242583 U CN201821242583 U CN 201821242583U CN 208933040 U CN208933040 U CN 208933040U
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- cavity
- energy storage
- film group
- storage canister
- plunger
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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
- Y02A20/131—Reverse-osmosis
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Abstract
The utility model relates to a kind of Wind power sea water desalination systems, including blower, the first hydraulic pump, the second hydraulic pump, hydraulic cylinder, energy storage canister, plunger pump and RO film group；Blower provides power for the first, second hydraulic pump；The cavity of plunger pump is separated into the first cavity, the second cavity by plunger, and the second cavity is equipped with inlet and leakage fluid dram；The piston rod of hydraulic cylinder and the plunger of plunger pump are affixed, and the cavity of hydraulic cylinder is divided into process chamber and backhaul chamber by the piston of hydraulic cylinder；Gas is filled in energy storage canister, the bottom of energy storage canister is equipped with inlet and outlet, the water inlet of RO film group is connected to the leakage fluid dram of the second cavity, the concentrated seawater outlet of RO film group is connected to the bottom water inlet of energy storage canister, and the bottom water outlet of energy storage canister is connected into high pressure concentrated seawater one-way on-off valve with the first cavity.The utility model avoids two groups of plunger pump synchronously controls difficulties in the prior art, and being easy to produce the too big defect of water pressure fluctuations to improve production efficiency reduces production cost.
Description
Technical field
The utility model relates to a kind of Wind power sea water desalination systems, belong to field of sea water desalting technology.
Background technique
One important goal of desalination technology development is to reduce operating cost, the energy consumption institute in the composition of operating cost
The specific gravity accounted for is maximum, so reducing energy consumption is to reduce the most effective means of sea water desalination cost.Reverse osmosis seawater desalting is current
One of mainstream technology of sea water desalination, reverse osmosis seawater desalting process need to consume a large amount of electric energy and promote intake pressure to overcome water
Osmotic pressure, it is desirable that the pressure for entering seawater in reverse osmosis membrane necessarily is greater than the osmotic pressure of film, the pressure usually 4MPa~
Between 6MPa.The pressure of the high concentrated seawater of the salt content of output may be up to 5MPa after reverse osmosis membrane filtration, discharge it is dense
The recycling of this part energy is become to be greatly reduced instead into water energy by the feed water pressure energy for also containing about 60% in salt water
The energy consumption of penetration sea water desalinization, and this purpose realization depends on and utilizes Energy Recovery Technology.
In field of seawater desalination, the separation of ion and hydrone contained in seawater is realized using reverse osmosis membrane, this
When concentrated seawater contain high potential energy, if direct emission, necessarily will cause great energy dissipation.In order to reduce energy consumption,
It is also the production cost for reducing sea water desalination, the seawater desalination system of reverse osmosis membrane generally can all be recycled equipped with recuperator
The potential energy of concentrated seawater.
Since the seventies, as reverse osmosis technology is applied to seawater/brackish water desalination, various forms of energy regenerating dresses
Set also appearance in succession.Application No. is disclosing a kind of seawater desalination system in the Chinese patent of CN2014107773299, the system
Two groups of plunger pumps are driven to be recycled the concentrated water overbottom pressure that reverse osmosis membrane is discharged to desalinize seawater by blower, but two groups
Plunger pump synchronously control is extremely difficult, and often two groups of plunger pumps synchronize accurately after the completion of test, goes out when operation a period of time
Existing asynchrony phenomenon, causes water pressure fluctuations too big, influences to work normally, to reduce production efficiency, increase production cost.
Summary of the invention
The utility model will solve technical problem: provide that a kind of operating cost is low, sea water desalination system of high production efficiency
System.
In order to solve the above-mentioned technical problem, the utility model proposes technical solution be: a kind of Wind power sea water desalination system,
Including blower, the first hydraulic pump, the second hydraulic pump, hydraulic cylinder, energy storage canister, plunger pump and RO film group；The shaft of blower is for being
First hydraulic pump, the second hydraulic pump provide power；
Plunger pump is vertically arranged, and the cavity of plunger pump is separated into two parts by plunger, and lower part is the first cavity, top the
Two cavitys, the second cavity are equipped with inlet and leakage fluid dram, are equipped with before inlet into fresh seawater check valve, are equipped with after leakage fluid dram
Arrange high pressure fresh seawater check valve；Hydraulic cylinder is also vertically arranged, and the piston rod of hydraulic cylinder and the plunger of plunger pump are affixed, hydraulic cylinder
Piston the cavity of hydraulic cylinder is divided into process chamber and backhaul chamber；
It is filled with gas in energy storage canister, the bottom of energy storage canister is equipped with inlet and outlet, the water inlet of RO film group and the
The leakage fluid drams of two cavitys is connected to, and the water outlet of RO film group is connected to fresh water collecting device, the low pressure fresh water of RO film group generation into
Enter fresh water collecting device, the concentrated seawater outlet of RO film group is connected to the bottom water inlet of energy storage canister, the high-pressure thick of RO film group discharge
Seawater is arranged high pressure concentrated seawater check valve and enters energy storage canister, and the bottom water outlet of energy storage canister is passed through into high pressure concentrated seawater one-way on-off valve
It is connected to the first cavity.
When the utility model is used, the first, second hydraulic pump of control device and process chamber, backhaul chamber can be passed through
Oil circuit switching, this is the prior art.When the high pressure oil that control device controls the output of the second hydraulic pump enters process chamber, in backhaul chamber
High pressure oil discharge when, plunger pump supplies fresh seawater to RO film group, while control device is controlled and unidirectionally opened into high pressure concentrated seawater
It closes valve to open, row's low pressure concentrated seawater one-way on-off valve is closed, and energy storage canister discharges high pressure concentrated seawater and enters the first cavity, to make height
It presses concentrated seawater to drive plunger to move upwards jointly with hydraulic cylinder, the intracorporal low pressure fresh seawater of the second chamber is made to become the fresh sea of high pressure
Water, high pressure fresh seawater enter RO film group by row's high pressure fresh seawater check valve and are desalinated, and the fresh water of generation enters fresh water
The high pressure concentrated seawater of collection device, generation enters energy storage canister, and the gas compression in energy storage canister is made to boost；When control device control the
The high pressure oil of one hydraulic pump output enters backhaul chamber, when the high pressure oil in process chamber is discharged, into high pressure concentrated seawater one-way on-off valve
It closes, row's low pressure concentrated seawater one-way on-off valve is opened, and piston driving plunger moves downward at this time, and the intracorporal concentrated seawater of the first chamber is logical
The discharge of the row's of mistake low pressure concentrated seawater one-way on-off valve, the second cavity volume, which increases to form negative pressure and extract low pressure fresh seawater, enters the
Two cavitys.
The utility model has the benefit that the utility model by carrying out letter to two groups of plunger pumps in the prior art
One group of plunger pump is turned to, and energy regenerating is carried out by energy storage canister, structure is simplified, and RO film group is being made full use of to generate
On the basis of the energy of high pressure concentrated seawater, two groups of plunger pump synchronously controls difficulties in the prior art are avoided, hydraulic pressure is easy to produce
Fluctuating too big defect reduces production cost to improve production efficiency.In addition, energy storage canister carries out high pressure concentrated seawater
Buffering, decreases the impact to plunger pump, extends service life.
The further improvement of above-mentioned technical proposal is: further include surge tank, surge tank be set to the water inlet of RO film group with
Between the leakage fluid dram of first cavity, for buffering the high pressure fresh seawater that will enter RO film group.
The further improvement of above-mentioned technical proposal is: surge tank, energy storage canister, plunger pump and RO film group are installed in blower
Tower body in.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Fig. 2 is the structural schematic diagram of blower in embodiment.
Appended drawing reference: into fresh seawater check valve 1, the second cavity 2, energy storage canister 3, plunger pump 5, plunger 6, row's high pressure is fresh
Seawater check valve 7 arranges high pressure concentrated seawater check valve 10 into high pressure concentrated seawater one-way on-off valve 9, and the first cavity 11 arranges low-press thick
Seawater one-way on-off valve 12, piston rod 13, hydraulic cylinder 15, backhaul chamber 17, process chamber 19, electrical storage device 20, surge tank 21, RO film
Group 22, fresh water collecting device 23, the first hydraulic pump 24, the second hydraulic pump 25, blower 26, generator 27, control device 28, shaft
29, impeller 30, tower body 31, low pressure fresh seawater import 32, low-press thick seawer outlet 33.
Specific embodiment
Embodiment
The present embodiment is to application No. is the improvement that the Chinese patent of CN2014107773299 carries out, as shown in Figure 1, originally
The Wind power sea water desalination system of embodiment includes blower 26, the first hydraulic pump 24, the second hydraulic pump 25, hydraulic cylinder 15, energy storage canister
21, plunger pump 5 and RO film group 22, and the first hydraulic pump 24, the second hydraulic pump 25 and process chamber are controlled by control device 18
19, the oil circuit switching of backhaul chamber 17；The shaft 29 of blower 26 is used to provide power for the first hydraulic pump 24, the second hydraulic pump 25.
Plunger pump 5 is vertically arranged, and the cavity of plunger pump 5 is separated into two parts by plunger 6, and lower part is the first cavity 11, on
Portion is the second cavity 2.Second cavity 2 is equipped with inlet and leakage fluid dram, is equipped with before inlet into fresh seawater check valve 1, row
The row's of being equipped with high pressure fresh seawater check valve 7 after liquid mouth.Hydraulic cylinder 15 is also vertically arranged, the piston rod and plunger pump 5 of hydraulic cylinder 15
Plunger 6 it is affixed, the cavity of hydraulic cylinder 15 is divided into process chamber 19 and backhaul chamber 17 by the piston of hydraulic cylinder 15.
The water inlet of RO film group 22 is connected to the leakage fluid dram of the second cavity 2, the water outlet and fresh water collecting of RO film group 22
Device 23 is connected to, and the low pressure fresh water that RO film group 22 generates enters fresh water collecting device 23, the concentrated seawater outlet and storage of RO film group 22
The bottom water inlet connection of energy tank 3, the high pressure concentrated seawater that RO film group 22 is discharged enter energy storage through row's high pressure concentrated seawater check valve 10
Tank 3.3 top of energy storage canister is gas, and lower part is seawater, after high pressure concentrated seawater enters energy storage canister 3 from bottom, makes the gas pressure on top
Contracting boosting.The bottom water outlet of energy storage canister 3 is connected into high pressure concentrated seawater one-way on-off valve 9 with the first cavity 11.
As shown in Fig. 2, blower 26 includes impeller 30, shaft 29 and tower body 31,31 lower end of tower body is equipped with low pressure fresh seawater
Import 32 and low-press thick seawer outlet 33；Energy storage canister 3, plunger pump 5, RO film group 22 and control device 28 are installed in tower body 31
It is interior.Surge tank 21 is additionally provided in tower body 31, surge tank 21 is set to the water inlet of RO film group 22 and the leakage fluid dram of the first cavity 11
Between, for buffering the high pressure fresh seawater that will enter RO film group 22.
Also driven generator 27 generates electricity blower 26 simultaneously, and the electric energy that generator 27 produces enters electrical storage device 20, by
Electrical storage device 20 is the power supply of control device 28.
Enter process chamber 19 when control device 28 controls the high pressure oil that the second hydraulic pump 25 exports, the high pressure in backhaul chamber 17
When oil discharge, plunger pump 5 supplies fresh seawater to RO film group 22, while control device 28 is controlled into high pressure concentrated seawater single-way switch
Valve 9 opens (pipeline connection), and row's low pressure concentrated seawater one-way on-off valve 12 closes (pipeline disconnection), and energy storage canister 3 discharges high-pressure thick sea
Water enters the first cavity 11, to make high pressure concentrated seawater with hydraulic cylinder 15, driving plunger 6 is moved upwards jointly, makes the second cavity 2
Interior low pressure fresh seawater becomes high pressure fresh seawater, and high pressure fresh seawater is entered slow by row's high pressure fresh seawater check valve 7
It rushes after tank 21 buffers and is desalinated by RO film group 22, the fresh water of generation enters fresh water collecting device 23, the high-pressure thick sea of generation
Water enters energy storage canister 3.
Enter backhaul chamber 17 when control device 28 controls the high pressure oil that the first hydraulic pump 24 exports, the high pressure in process chamber 19
It when oil discharge, is closed into high pressure concentrated seawater one-way on-off valve 9, row's low pressure concentrated seawater one-way on-off valve 12 is opened, at this time piston band
Dynamic plunger 6 moves downward, and the concentrated seawater in the first cavity 11 is discharged by row's low pressure concentrated seawater one-way on-off valve 12, the second cavity
2 volumes increase to form negative pressure and extract low pressure fresh seawater into the second cavity.
Above process is repeated, can continue to carry out sea water desalination.Control device 28 belongs to existing in the present embodiment
Technology is mainly used for controlling the work of the on-off of each valve and the first hydraulic pump, the second hydraulic pump, repeat no more.
The utility model is not limited to the above embodiment the specific technical solution, and in addition to the implementation, this is practical
It is novel to have other embodiments.For those skilled in the art, all in the spirit and principles of the utility model
Within, the technical solution that any modification, equivalent replacement, improvement and so on are formed should be included in the protection of the utility model
Within the scope of.
Claims (3)
1. a kind of Wind power sea water desalination system, it is characterised in that: including blower (26), the first hydraulic pump (24), the second hydraulic pump
(25), hydraulic cylinder (15), energy storage canister (3), plunger pump (5) and RO film group (22)；The shaft (29) of blower (26) is used to be first
Hydraulic pump (24), the second hydraulic pump (25) provide power；
Plunger pump (5) is vertically arranged, and the cavity of plunger pump (5) is separated into two parts by plunger (6), and lower part is the first cavity
(11), top is the second cavity (2), and the second cavity (2) is equipped with inlet and leakage fluid dram, is equipped with before inlet into fresh seawater
Check valve (1), the row of being equipped with high pressure fresh seawater check valve (7) after leakage fluid dram；Hydraulic cylinder (15) is also vertically arranged, hydraulic cylinder (15)
Piston rod and plunger pump (5) plunger (6) it is affixed, the cavity of hydraulic cylinder (15) is divided into process chamber by the piston of hydraulic cylinder (15)
(19) and backhaul chamber (17)；
Gas is filled in energy storage canister (3), the bottom of energy storage canister (3) is equipped with inlet and outlet, the water inlet of RO film group (22)
Mouth is connected to the leakage fluid dram of the second cavity (2), and the water outlet of RO film group (22) is connected to fresh water collecting device (23), RO film group
(22) the low pressure fresh water generated enters fresh water collecting device (23), the bottom of the concentrated seawater outlet and energy storage canister (3) of RO film group (22)
The high pressure concentrated seawater of the connection of portion's water inlet, RO film group (22) discharge enters energy storage canister (3) through row high pressure concentrated seawater check valve (10),
The bottom water outlet of energy storage canister (3) is connected into high pressure concentrated seawater one-way on-off valve (9) with the first cavity (11).
2. Wind power sea water desalination system according to claim 1, it is characterised in that: further include surge tank (21), surge tank
(21) it is set between the water inlet of RO film group (22) and the leakage fluid dram of the first cavity (11), RO film group will be entered for buffering
(22) high pressure fresh seawater.
3. Wind power sea water desalination system according to claim 1, it is characterised in that: surge tank (21), energy storage canister (3), column
Plug pump (5) and RO film group (22) are installed in the tower body (31) of blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821242583.9U CN208933040U (en) | 2018-08-02 | 2018-08-02 | Wind power sea water desalination system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821242583.9U CN208933040U (en) | 2018-08-02 | 2018-08-02 | Wind power sea water desalination system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208933040U true CN208933040U (en) | 2019-06-04 |
Family
ID=66717115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821242583.9U Active CN208933040U (en) | 2018-08-02 | 2018-08-02 | Wind power sea water desalination system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208933040U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108862479A (en) * | 2018-08-02 | 2018-11-23 | 南京非并网新能源科技有限公司 | Wind power sea water desalination system |
| CN112337307A (en) * | 2020-11-13 | 2021-02-09 | 燕山大学 | Reverse osmosis seawater desalination motor pump capable of realizing high integration of energy recovery |
-
2018
- 2018-08-02 CN CN201821242583.9U patent/CN208933040U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108862479A (en) * | 2018-08-02 | 2018-11-23 | 南京非并网新能源科技有限公司 | Wind power sea water desalination system |
| CN108862479B (en) * | 2018-08-02 | 2024-03-29 | 顾为东 | Wind power sea water desalination system |
| CN112337307A (en) * | 2020-11-13 | 2021-02-09 | 燕山大学 | Reverse osmosis seawater desalination motor pump capable of realizing high integration of energy recovery |
| CN112337307B (en) * | 2020-11-13 | 2021-06-22 | 燕山大学 | Reverse osmosis seawater desalination motor pump capable of realizing high integration of energy recovery |
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