CN206014468U - Reverse osmosis module purging system in a kind of Membrane seawater desalination - Google Patents
Reverse osmosis module purging system in a kind of Membrane seawater desalination Download PDFInfo
- Publication number
- CN206014468U CN206014468U CN201620939853.6U CN201620939853U CN206014468U CN 206014468 U CN206014468 U CN 206014468U CN 201620939853 U CN201620939853 U CN 201620939853U CN 206014468 U CN206014468 U CN 206014468U
- Authority
- CN
- China
- Prior art keywords
- reverse osmosis
- osmosis module
- circuit
- seawater desalination
- purging system
- 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.)
- Expired - Fee Related
Links
- 239000013535 sea water Substances 0.000 title claims abstract description 62
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 40
- 239000012528 membrane Substances 0.000 title claims abstract description 27
- 238000010612 desalination reaction Methods 0.000 title claims abstract description 24
- 238000010926 purge Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000011010 flushing procedure Methods 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000011033 desalting Methods 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 19
- 239000012530 fluid Substances 0.000 description 11
- 239000000203 mixture Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000000926 separation method Methods 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
In a kind of Membrane seawater desalination, reverse osmosis module purging system, belongs to field of sea water desalting technology.In Membrane seawater desalination, reverse osmosis module purging system includes：Clock circuit, its are used for producing the square-wave signal with setpoint frequency；Pressurization circuit, the square-wave signal that clock circuit is produced is applied to a pair of electrodes, and a pair of electrodes by which, and the pair of electrode is arranged on the water inlet of reverse osmosis module.In the Membrane seawater desalination that this utility model is provided, reverse osmosis module purging system is disturbed to reduce the speed of incrustation scale generation using electric energy.
Description
Technical field
This utility model is related to reverse osmosis module purging system in a kind of Membrane seawater desalination, more particularly to a kind of using electricity
Can be disturbed to reduce the purging system of the speed of incrustation scale generation.
Background technology
People have extensively been carried out using hydrophobicity reverse osmosis module（Such as hollow-fibre membrane）Membrane filtration, with remove sea water,
Float included in discharge water, water ballast etc..There is substantial amounts of calcium and magnesium in sea water, and cause reverse osmosis module surface
Serious scale.These incrustation scales generally affect the normal function of reverse osmosis module, but incrustation scale fast-growth and more and more compacter with
Shorten the life-span of reverse osmosis module.
Content of the invention
For overcoming the shortcoming of prior art presence, goal of the invention of the present utility model to be to provide in a kind of Membrane seawater desalination
Reverse osmosis module purging system, its are reduced the speed of incrustation scale generation using disturbing using electric energy.
For realizing that the goal of the invention, this utility model provide reverse osmosis module cleaning system in a kind of Membrane seawater desalination
System, it is characterised in that include：Clock circuit, its are used for producing the square-wave signal with setpoint frequency；
Pressurization circuit, the square-wave signal that clock circuit is produced is applied to a pair of electrodes, and a pair of electrodes by which, the pair of
Electrode is arranged on the water inlet of reverse osmosis module.
Preferably, in Membrane seawater desalination, reverse osmosis module purging system also includes exciting circuit and flushing machine, described
Flushing machine is used for being rinsed reverse osmosis module, and the exciting circuit drives punching according to the signal generation that clock circuit is produced
The signal of washing machine structure.
Preferably, exciting circuit at least includes that frequency dividing circuit, the frequency dividing circuit are used for the square wave produced by clock circuit
Signal carries out N times of frequency dividing.
Preferably in Membrane seawater desalination, reverse osmosis module purging system at least also includes switching device and enumerator, its
In, switching device is used for switching between clock circuit and frequency dividing circuit, and provides produced by clock circuit to enumerator
The fractional frequency signal that clock signal or frequency dividing circuit are produced.
Preferably, the N is 2.
Compared with prior art, reverse osmosis module purging system in the Membrane seawater desalination that this utility model is provided, its profit
Reduced the speed of incrustation scale generation with disturbing using electric energy.
Description of the drawings
Fig. 1 is the composition schematic diagram of reverse osmosis module purging system in the Membrane seawater desalination that this utility model is provided；
Fig. 2 is the schematic diagram of the first composition of the energy recycle device that this utility model is provided；
Fig. 3 is the schematic diagram of second composition of the energy recycle device that this utility model is provided；
Fig. 4 is the electric disturbance device in the Membrane seawater desalination that this utility model is provided in reverse osmosis module purging system
Composition schematic diagram.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of this utility model, rather than whole embodiments.Embodiment in based on this utility model, this
The every other embodiment obtained under the premise of creative work is not made by field those of ordinary skill, belongs to this practicality
Novel protected scope.
In description of the present utility model, " " center ", " on ", D score, " vertical ", " water it should be noted that term
Flat ", " interior ", the orientation of instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, merely to just
In description this utility model and simplified description, rather than the device or element of instruction or hint indication must have specifically side
Position, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " setting ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected,
Or be integrally connected；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can also be two element internals
Connection, for the ordinary skill in the art, can understand tool of the above-mentioned term in this utility model with concrete condition
Body implication.
Fig. 1 is the composition schematic diagram of reverse osmosis module purging system in the Membrane seawater desalination that this utility model is provided.Such as
Shown in Fig. 1, by water pump（Not shown）The sea water of acquisition carries out pretreatment by pretreatment unit 1 and is adjusted to the water of regulation
After matter condition, supply to the high-pressure pump 3 driven by motor M via sea water supply pipe 2.Passed through by the sea water that high-pressure pump 3 boosts
Reverse osmosis membrane separation device 5 is supplied to by drain pipe 4.It is high that sea water is separated into salt component concentration by reverse osmosis membrane separation device 5
The low fresh water of concentrated seawater and salt component concentration and obtain fresh water from sea water.Now, the high concentrated seawater of salt component concentration is from reverse osmosiss
Membrane separation device 5 is discharged, but the concentrated seawater still has high pressure.Connect from the concentrated seawater outlet of reverse osmosis membrane separation device 5
The first port of electric control reversing valve 11 is connected to, the second port of electric control reversing valve 11 is connected to the concentrated seawater of energy recycle device 8
Input port, the 3rd port of electric control reversing valve 11 are connected to cesspool by the road.The confession of the sea water of the process of preprocessed device 1
The sea water water inlet of energy recycle device is connected to pipe 2 via valve 10 in the upstream branch of high-pressure pump 3, the valve 10
For one-way water inlet valve, sea water can only flow into energy recycle device through valve 10.Energy recycle device 8 can be by the energy of concentrated seawater
Electric energy is converted to, and low pressure seawater can be made to boost.
In energy recycle device 8, the sea water boosted using concentrated seawater is supplied to booster 6 by valve 9, described
Valve 9 is single slope drainage valve, and the sea water of boosting can only spouting energy retracting device through valve 9.Sea water is entered one by booster 6
For reaching the pressure with the 4 phase same level of drain pipe of high-pressure pump 3, the sea water after boosting arrives high pressure via the interflow of valve 7 for step boosting
The drain pipe 4 of pump 3 and be fed into reverse osmosis membrane separation device 5.On the other hand, sea water is boosted and is produced electric energy and lost
The concentrated seawater of energy is gone to discharge from energy recycle device 8 through concentrated seawater discharge pipe 12.
The seawater desalination system that this utility model is provided also includes that manostat 13 and DC/DC transducers 15, energy regenerating are filled
The electric energy input manostat 13 of generation is put, the direct current energy that energy recycle device is produced is carried out voltage stabilizing by manostat 13, then defeated
Go out DC voltage U1, the positive terminal of voltage U1 connects the positive pole of diode D1, the negative pole connection DC/DC transducers of diode pole D1
15 power input, the purpose for arranging diode D1 are prevented when the voltage U1 of manostat output is relatively low, charging charger
Ec provides the energy to manostat.
The seawater desalination system that this utility model is provided also includes sun-generated electric power Sc, rechargeable battery Ec, charger 14,
Wherein, photovoltaic energy is converted to electric energy by sun-generated electric power Sc, and the photovoltaic energy is to arrange floatation type photovoltaic across the sea
Energy resource system, so not only can make full use of natural energy resources, can also save land resources.Charger 14 utilizes solar-electricity
Source is charged to rechargeable battery Ec, so as to solar energy storage is arrived rechargeable battery Ec.Charger 14 includes MPPT control circuits, if
Putting MPPT control circuits is tracked for solar energy ceiling capacity.The cathode output end of charger 14 is just being connected to diode D2
Pole, the negative pole of diode D2 are connected to the positive pole of rechargeable battery Ec, and the cathode connecting diode D3 of rechargeable battery Ec is just
Pole, the negative pole of diode D3 connect the power input of DC/DC transducers, and the negative pole of rechargeable battery Ec connects common port, can fill
The output voltage of battery Ec be U2, arrange D2 purpose be in order to prevent rechargeable battery energy charger provide the energy.D3 is set
Purpose be for the conversion of DC voltage that when manostat has stable voltage output, manostat is provided by DC/DC transducers
For the various direct current energies for needing, when the DC voltage of manostat output is not enough, rechargeable battery Ec is carried by DC/DC transducers
For DC voltage be converted to the various direct current energies of needs, i.e. the direct current energy of input is converted to various by DC/DC transducers
Direct current energy, such as+24V ,+48V ,+110V ,+220V, -24V, -48V, -110V, -220V etc..In this utility model,
, thus, the piezoelectric voltage that the unidirectional current that energy recycle device is produced is exported through manostat is in the working range of DC/DC transducers
When, the electric energy for just being produced using energy recycle device is powered, if the voltage of the output of manostat 13 is not in DC/DC transducers 15
When in working range, just powered with rechargeable battery Ec, so save the energy.
The seawater desalination system that this utility model is provided also includes that electric disturbance device, electric disturbance device are used for anti-to entering into
Sea water in filtration module is disturbed to prevent water dirt speedup too fast, so as to improve the life-span of reverse osmosis component.Electric disturbance device
Including clock circuit 17, which is used for producing the square-wave signal with setpoint frequency；Pressurization circuit 18 its by clock circuit produce
Square-wave signal is applied to a pair of electrodes, and a pair of electrodes, and the pair of electrode is arranged at the water inlet 16 of reverse osmosis module.Electricity
Disturbance device also includes that exciting circuit 19 and flushing machine 20, the flushing machine are used for being rinsed reverse osmosis module, institute
State the signal that exciting circuit drives flushing machine according to the signal generation that clock circuit is produced.
Fig. 2 is the schematic diagram of the first composition of the energy recycle device that this utility model is provided, as shown in Fig. 2 Fig. 2 is
The energy recycle device 8 that this utility model is provided includes the hydraulic turbine（Do not show in figure）, fluid cylinder 807, piston 808, connecting rod 806, bent
Bar 805 and circle wheel 802, wherein, the water inlet of the hydraulic turbine is connected to the second port of electric control reversing valve 11；The discharge outlet of the hydraulic turbine
It is connected to concentrated seawater drain pipe 12；Piston 808 is movably set in fluid cylinder 807；One end of connecting rod 806 is fixedly connected with piston 808；
The other end of connecting rod is connected with the first end of curved bar 805；The axle 803 of the hydraulic turbine is fixed on the center of circle wheel 802 so that the hydraulic turbine
During rotation, circle wheel is also rotated with；Second end of curved bar 805 is movably connected on the connector 804 in the deviation center of circle of circle wheel 802
On, the bottom of fluid cylinder 807 is provided with seawater inlet port and high pressure sea water discharge outlet, is provided with valve 10 at seawater inlet port, high
One-way cock 9 is provided with pressure seawer outfall；The discharge outlet of fluid cylinder is connected to the water inlet of high-pressure pump 6 through valve 9, described
In circle wheel 802, setting is cored, is provided with rotor windings on the iron core in circle wheel, and the energy recycle device 8 also includes surrounding
There is the iron core 801 in gap in circle wheel exterior measuring and between circle wheel, on the iron core 801 in circle wheel outside, be provided with three groups of stator winding.
First exit U of first stator winding1The positive pole of diode D7 is connected to, and is connected to the negative pole of diode D4；Second
First exit V of stator winding1The positive pole of diode D8 is connected to, and is connected to the negative pole of diode D5；3rd stator around
First exit W of group1The positive pole of diode D9 is connected to, and is connected to the negative pole of diode D6；Diode D7, D8 and D9's is negative
Pole links together, and the positive pole of diode D4, D5 and D6 links together and is grounded, so as to outwardly provide positive voltage.First
Second exit U of individual stator winding2Connect, second exit V of second stator winding2With the 3rd stator winding
3rd exit W2Link together, so as to three stator winding are connected into Y shape connection.
The energy recycle device operation principle that this utility model is provided is such, during start-up operation, if piston is placed in liquid
The bottom of cylinder, at this moment adds DC voltage to the rotor windings on the iron core in circle wheel 802, now, produces in rotor windings, i.e. coil
Magnetic field is given birth to, according to left hand rule, equivalent to N poles, the other end now, is being driven when the hydraulic turbine equivalent to S poles for one end of iron core
Circle wheel rotate counterclockwise, in three windings of stator（That is coil）On induced alternating voltage, on first stator winding produce
Raw alternating voltage becomes DC voltage through diode D7 and D4 rectification；The alternating voltage produced on second stator winding is through two
Pole pipe D8 and D5 rectifications become DC voltage；The alternating voltage produced on 3rd stator winding is through diode D93 and D5 rectification
Become DC voltage；Outwardly power after three DC voltage parallel connections.After energy recycle device work, added by rotor windings
Unidirectional current can by the induced voltage produced by stator winding rectified after provide.When water wheels locomotive drives the same of circle wheel rotation
When, curved bar also and then rotates, and curved bar drivening rod is moved up, and piston 808 is moved at the top of fluid cylinder, and valve 10 is opened, sea water
Injection fluid cylinder 807, when circle takes turns rotate counterclockwise 180 degree, piston 808 is moved to topmost, and fluid cylinder 807 has filled sea water, connect
, circle wheel drives curved bar to continue rotate counterclockwise, and curved bar drivening rod is moved down, and piston 808 is moved to cylinder bottom, valve
10 close, and valve 9 is opened, and the sea water in fluid cylinder 9 is added to the water inlet of high-pressure pump 6；During circle wheel rotate counterclockwise 360 degree, living
Plug 808 moves to the bottom of fluid cylinder, and the sea water in fluid cylinder 808 is all for giving high-pressure pump 6.So circulate, sea water is being boosted
While, alternating current is generated on three stator winding, the electric energy can give high-pressure pump supply portion electric energy.
Fig. 3 is the schematic diagram of second composition of the energy recycle device that this utility model is provided, as shown in figure 3, this reality
The energy recycle device that second composition of the energy recycle device provided with new first embodiment is provided with first embodiment
The first composition different be only that iron core and rotor windings in circle wheel is replaced by permanent magnet, thus, from reverse osmosis membrane
The concentrated seawater that segregation apparatuss 5 are discharged generates mechanical energy through the hydraulic turbine, and the axle band circle wheel 802 of the hydraulic turbine rotates, and circle wheel 802 drives
Magnet is rotated so as to generate electric energy in three stator winding, and the electric energy can give high-pressure pump supply portion electric energy, circle wheel
While rotation, piston 808 is run in fluid cylinder, makes sea water be boosted.
Fig. 4 is the electric disturbance device in the Membrane seawater desalination that this utility model is provided in reverse osmosis module purging system
Composition schematic diagram.As shown in figure 4, the seawater desalination system that this utility model is provided also includes electric disturbance device, electric disturbance device
Including clock circuit 17, which is used for producing the square-wave signal with setpoint frequency.The clock circuit 17 that this utility model is provided is excellent
Choosing includes：COMS pipes, diode D10, phase inverter 171, phase inverter 172, NAND gate 173, phase inverter 174, phase inverter 175 and electricity
Hold C, wherein, the drain electrode of COMS pipes is connected to power vd D, and source electrode is connected to the positive pole of diode D10, and grid is connected to NAND gate
173 input.The negative pole of diode D10 is connected to the input of phase inverter 171, is simultaneously coupled to the first of electric capacity C
End.The outfan of phase inverter 171 is connected to second input of NAND gate 173.The outfan of NAND gate 173 be connected to non-
The input of door 174, is simultaneously coupled to second end of electric capacity C.The negative pole end of the outfan of not gate 174 and diode D10 to plus
Volt circuit provides the square-wave signal with some cycles.
Electric disturbance device also includes the circuit 18 that pressurizes, and the square-wave signal that clock circuit is produced is applied to a pair of electrodes by which
181.Pressurization circuit includes the variable resistance RW1 and RW2 of electrically coupled in series response, wherein, the first fixing end connection of variable resistance RW1
In the negative pole of diode D10, and it is simultaneously coupled to the first electrode of a pair of electrodes 181；Second fixing end connects variable resistance RW2
The first fixing end, be simultaneously coupled to the second electrode of a pair of electrodes 181；Movable end is connected to the second fixing end.Variable resistance
Second fixing end of RW2 is connected to the outfan of phase inverter 175；Movable end is connected to the second fixing end.
The electric disturbance device that this utility model is provided includes that a pair of electrodes 181, the pair of electrode are arranged on reverse osmosiss group
At the water inlet 16 of part.
The electric disturbance device that this utility model is provided also includes that exciting circuit 19 and flushing machine 20, the flushing machine are used
In being rinsed to reverse osmosis module, the exciting circuit drives the letter of flushing machine according to the signal generation that clock circuit is produced
Number, wherein, exciting circuit 19 includes that phase inverter 191, wherein input are connected to the outfan of NAND gate 173.Exciting circuit 19
Also include that d type flip flop 192, the CP ends of d type flip flop are connected to the outfan of phase inverter 191,End is connected to D ends, and R ends connect S
End is grounded simultaneously, is composed so 2 frequency dividing circuits.Exciting circuit 19 also includes phase inverter 193 and phase inverter 194, wherein, phase inverter
193 input is connected to the outfan of phase inverter 191, and outfan is connected to the input of phase inverter 194, phase inverter 194
Outfan is provided out the square-wave signal of the generation of clock circuit 17.Exciting circuit 19 also includes phase inverter 195 and phase inverter 196,
Wherein, the input of phase inverter 195 is connected to d type flip flopEnd, outfan is connected to the input of phase inverter 196, anti-phase
The outfan of device 196 is provided out the square-wave signal after the frequency dividing of frequency dividing circuit generation.
Exciting circuit 19 also includes switching device K and enumerator 197, and wherein, switching device is used in clock circuit and divides
Switch between frequency circuit, and to dividing that clock signal or frequency dividing circuit produced by the offer clock circuit of enumerator 197 are produced
Frequency signal.Enumerator 197 is used for providing flush signal to flushing machine 20.
Although being illustrated by taking 2 frequency dividing circuits as an example in this utility model, but it is also possible to Fractional-N frequency circuit, the N is
Integer more than or equal to 2.
Above in association with accompanying drawing, operation principle of the present utility model is described in detail.But one of ordinary skill in the art
It should be understood that description is only for explaining claims.But protection domain of the present utility model is not limited to description.
Any those familiar with the art in the technical scope that this utility model is disclosed, the change that can readily occur in or
Replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be wanted with right
The protection domain of book is asked to be defined.
Claims (5)
1. reverse osmosis module purging system in a kind of Membrane seawater desalination, it is characterised in that include：
Clock circuit, its are used for producing the square-wave signal with setpoint frequency；
Pressurization circuit, the square-wave signal that clock circuit is produced is applied to a pair of electrodes by which, and
A pair of electrodes, the pair of electrode are arranged on the water inlet of reverse osmosis module.
2. reverse osmosis module purging system in Membrane seawater desalination according to claim 1, it is characterised in that also include swashing
Circuit and flushing machine is encouraged, the flushing machine is used for being rinsed reverse osmosis module, and the exciting circuit is according to clock electricity
The signal generation that road produces drives the signal of flushing machine.
3. reverse osmosis module purging system in Membrane seawater desalination according to claim 2, it is characterised in that exciting circuit
At least include that frequency dividing circuit, the frequency dividing circuit are used for carrying out the square-wave signal that clock circuit is produced N times of frequency dividing.
4. reverse osmosis module purging system in Membrane seawater desalination according to claim 3, it is characterised in that at least also wrap
Switching device and enumerator is included, wherein, switching device is used for switching between clock circuit and frequency dividing circuit, and to counting
Device provides the fractional frequency signal that clock signal produced by clock circuit or frequency dividing circuit are produced.
5. reverse osmosis module purging system in Membrane seawater desalination according to claim 4, it is characterised in that the N is
2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620939853.6U CN206014468U (en) | 2016-08-25 | 2016-08-25 | Reverse osmosis module purging system in a kind of Membrane seawater desalination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620939853.6U CN206014468U (en) | 2016-08-25 | 2016-08-25 | Reverse osmosis module purging system in a kind of Membrane seawater desalination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206014468U true CN206014468U (en) | 2017-03-15 |
Family
ID=58251430
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620939853.6U Expired - Fee Related CN206014468U (en) | 2016-08-25 | 2016-08-25 | Reverse osmosis module purging system in a kind of Membrane seawater desalination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206014468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106145268A (en) * | 2016-08-25 | 2016-11-23 | 北京航天环境工程有限公司 | Reverse osmosis module purging system in a kind of Membrane seawater desalination |
-
2016
- 2016-08-25 CN CN201620939853.6U patent/CN206014468U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106145268A (en) * | 2016-08-25 | 2016-11-23 | 北京航天环境工程有限公司 | Reverse osmosis module purging system in a kind of Membrane seawater desalination |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20170315 |