CN204193792U - Quiet pressure exchange system - Google Patents
Quiet pressure exchange system Download PDFInfo
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- CN204193792U CN204193792U CN201420639999.XU CN201420639999U CN204193792U CN 204193792 U CN204193792 U CN 204193792U CN 201420639999 U CN201420639999 U CN 201420639999U CN 204193792 U CN204193792 U CN 204193792U
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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
A kind of quiet pressure exchange system, it can improve organic efficiency and not produce noise in reverse osmosis seawater desalting process.Quiet pressure exchanger wherein comprises pressure exchanging container and is positioned at the pressure-exchange water pocket of pressure exchanging container, and pressure-exchange water pocket can expand after reception is from the water at water source in pressure exchanging container; Supercharging device is used for boosting or supercharging to hydraulic pressure; Water warfare reverse osmosis membrane assembly is used for the dope by discharging clean water and band overbottom pressure after pending Water warfare, its outlet of discharging dope is connected with pressure exchanging container by pipeline, so that the dope energy squeeze pressure of band overbottom pressure exchanges water pocket, thus the pending water of pressure-exchange water pocket and described overbottom pressure are discharged in fact equal pressure; Be transported to Water warfare reverse osmosis membrane assembly after the with pressure pending water that pressure-exchange water pocket is discharged directly or indirectly enters described supercharging device supercharging by pipeline and the pending water with no pressure from water source and carry out water treatment.
Description
Technical field
The utility model relates to a kind of energy recycle device and the method that are suitable for water purification system, particularly relates to the apparatus and method that the dope overbottom pressure in a kind of reverse osmosis water cleaning system is utilized again.
Background technology
Utilizing reverse osmosis technology to carry out purified treatment to former water not up to standard is the method generally adopted both at home and abroad, and its overbottom pressure of a large amount of concentrates produced in counter-infiltration purification process reaches about 95%, and its water yield reaches 10-60%.For the operating pressure of desalinization reverse osmosis seawater desalting engineering between 5.0-6.0MPa, from film component device discharge concentrated seawater pressure still up to 4.8-5.8MPa.If the fresh-water recovery rate according to usual 40% calculates, about there is the intake pressure energy of 60% in the concentrated seawater of discharge, there is huge recovery value and meaning.
The effect of pressure energy retracting device is exactly the pressure energy recycling counter-infiltration system high-pressure thick seawater, thus reduces water consumption processed and the water producing cost of reverse osmosis seawater desalting.According to operation principle, energy recycle device is mainly divided into turbine type and the large class of Work-exchange type two.
In mechanical energy water turbine formula energy return device, the transfer process of energy is about 40-70% for " pressure energy-mechanical energy (shaft work)-pressure energy " its energy recovery efficiency.Work-exchange type energy recovery device only needs through " pressure energy-pressure energy " step conversion process, and its energy recovery efficiency, up to more than 94%, has become the emphasis of domestic and international research and extension.
In current all kinds of energy recycle device both domestic and external, PX (Pressure Exchangar) pressure exchanger of ERI company of the existing U.S.; DWEER (Work Exchange Energy Rocovery) the function interchanger of CADERAG company of Switzerland; The Recuparator energy regenerating tower that Norway A Ke insults.Domestic Work-exchange type energy regenerating product mainly contains the differential pressure exchange type energy recovery device (ER-D) of Hangzhou Water Treatment Technological Research Development Center.Can find that its organic efficiency is 85-90% above in the motor power calculation of actual motion and system Install and configure.
In practical implementation, every utilize high-pressure thick seawater directly to promote energy exchanger that piston or liquid revolve rotary machine parts and forced feed seawater, be that " mode of pressure energy-mechanical energy (shaft work)-pressure energy, because its organic efficiencies such as the mechanical loss in pressure conversion process are at 40-70% strictly speaking.In addition, current all kinds of energy recycle device both domestic and external is in operation its noise all more than 81 decibels, if many covers run in system simultaneously, its noise exceeds relevant labor protection standard-required.
Utility model content
The purpose of this utility model is to provide a kind of quiet pressure exchange system and method, and it can improve dope hydraulic recovery efficiency and do not produce noise in removal process in reverse osmosis seawater desalting process.
For realizing the quiet pressure exchange system of described object, be characterized in comprising
Quiet pressure exchanger, comprises pressure exchanging container and is positioned at the pressure-exchange water pocket of pressure exchanging container, and pressure-exchange water pocket can expand after reception is from the water at water source in pressure exchanging container;
For boosting to hydraulic pressure or the supercharging device of supercharging;
Water warfare reverse osmosis membrane assembly, for the dope by discharging clean water and band overbottom pressure after pending Water warfare, its outlet of discharging dope is connected with pressure exchanging container by pipeline, so that the dope energy squeeze pressure of band overbottom pressure exchanges water pocket, thus the pending water of pressure-exchange water pocket and described overbottom pressure are discharged in fact equal pressure;
Wherein, be transported to Water warfare reverse osmosis membrane assembly after the with pressure pending water that pressure-exchange water pocket is discharged directly or indirectly enters described supercharging device supercharging by pipeline and the pending water with no pressure from water source and carry out water treatment.
Described quiet pressure exchange system, its further feature is, described quiet pressure exchange system also comprises the pressure-equalizing device of all being pressed by the pending water of the different hydraulic pressure from different pipeline; Described pressure-equalizing device is that water voltage balancer is connected with pressure-exchange water pocket by pipeline, also connects with water source, for mixing by the water at water source with from the water of the band pressure of pressure-exchange water pocket to reach the object of all pressing; Described supercharging device comprises water booster, is connected between water voltage balancer and Water warfare reverse osmosis membrane assembly by pipeline, for the entrance by being transported to Water warfare reverse osmosis membrane assembly after the water boosting in water voltage balancer.
Described quiet pressure exchange system, its further feature is, described supercharging device comprises high-pressure pump and booster pump, high-pressure pump receives the water from water source, correspondingly, this booster pump receives the water with pressure of discharging from pressure-exchange water pocket, and high-pressure pump and booster have common output pipe, and this output pipe is connected to the entrance of Water warfare reverse osmosis membrane assembly.
Described quiet pressure exchange system, its further feature is, this system comprises two or more quiet pressure exchangers, by-pass valve control is respectively arranged with, so that discharge pending water with pressure during the moisture of different pressure-exchange water pockets in the discharge pipe line of the pressure-exchange water pocket of different quiet pressure exchanger.
Described quiet pressure exchange system, its further feature is that pressure-exchange water pocket is made up of withstand voltage, anticorrosion, antifatigue, soft-tissue material.
Described quiet pressure exchange system, its further feature is, pressure-exchange water pocket is connected with the elevated tank higher than quiet pressure exchanger position by pipeline, so that receive the water at water source.
Described quiet pressure exchange system, its further feature is, the water inlet pipe of pressure-exchange water pocket and outlet pipe are same pipeline, and by triple valve be connected elevated tank pipeline, connect respectively with the pipeline being connected water voltage balancer.
Described quiet pressure exchange system, its further feature is, the dope intake-discharge pipe of pressure exchanging container is same pipeline, and by triple valve with discharge tube, connect respectively with the pipeline of the dope exhaust being connected Water warfare reverse osmosis membrane assembly.
Described quiet pressure exchange system, its further feature is, this system also comprises the first stand-by pump in parallel and the second stand-by pump, first stand-by pump is connected with pressure-exchange water pocket by pipeline, so that receive water with pressure that pressure-exchange water pocket discharges and by its supercharging, second stand-by pump is for receiving the water from water source, and the water that the first stand-by pump and the second stand-by pump export passes through the entrance of common Pipeline transport to Water warfare reverse osmosis membrane assembly.
For realizing the quiet pressure-exchange method of described object, be characterized in coming from elevated tank or having in the pipeline of pressure the pending water inputted to be full of the pressure-exchange water pocket being arranged in pressure exchanging container by multi-functional automatic valve, the high pressure dope that anti-penetration wastewater disposal technique produces is entered through multi-functional automatic valve the pending water run on a bank in water pocket wall between pressure exchanger inwall and pressure-exchange water pocket outer wall, it is made to be increased to dope uniform pressure and to be discharged by multifunction valve, boost after all pressing or directly boost together with supplementary pending water, enter anti-penetration wastewater disposal assembly after the operating pressure making pending water boost to needed for anti-penetration wastewater disposal technique further and carry out water treatment, the water supply of the cleaning produced is used, and high pressure dope is transported to pressure exchanger pressure recovery energy.
In embodiment of the present utility model, quiet pressure exchanger and built-in pressure-exchange water pocket thereof are lower than pending water elevated tank, under multifunction valve gate control, pending for cleaning water is introduced pressure-exchange water pocket, after the pending water of cleaning is full of pressure-exchange water pocket, pass through by-pass valve control, high pressure dope is inputted in quiet pressure exchanger, oppress the pending water of cleaning in the pressure-exchange water pocket remained static, when the pending water pressurized of cleaning, the pending water of the cleaning of pressurized is made to enter pending water voltage balancer by valve, mix with another road pending water of stress-free cleaning after all pressing and enter booster, after boosting to the pressure needed for the desalination of pending water, enter pending water desalination reverse osmosis membrane assembly to desalinate.Also can be after the cleaning process water of pressurized and the pending water of stress-free cleaning boost to operating pressure required for reverse osmosis process respectively, then enter into pending water desalination reverse osmosis membrane assembly and desalinate.
And in embodiment of the present utility model, when pending for the cleaning in pressure-exchange water pocket water is expressed to lowest safe waterline by high pressure dope, another quiet pressure exchanger is opened immediately and is communicated with by high pressure dope, the pending water of cleaning making dope enter another quiet pressure exchanger to run on a bank in pressure water pocket, the pending water of cleaning exporting pressure-bearing enters pending water voltage balancer, at the same time to its water pocket clean pending water of supply and cut-out to the high pressure dope feeding of static pressure pressure exchanger originally, the dope with no pressure between water pocket and pressure exchanging container is discharged under the pressure extrusion of elevated tank.Above process can under the effect of electrical equipment autocontrol valve, and two quiet pressure exchanger alternate repetitions carry out, and just define free of discontinuities, realizes running continuously.
System and method of the present utility model is without the need to piston and mechanical liquid cyclone, except system is along except journey and local resistance loss, the loss in efficiency of basic mechanical transfer process, there is no dope and pending seepage phenomenon, without any noise, the quiet pressure exchanger life-span can reach decades, pressure-exchange water pocket can repeated expansion and shrinkage up to ten million time, the life-span also can reach decades.
Accompanying drawing explanation
The above and other feature of the present utility model, character and advantage become more obvious by passing through below in conjunction with the description of drawings and Examples, wherein:
Fig. 1 is the system schematic of quiet pressure exchange system in the utility model one embodiment;
Fig. 2 is the front view of the pressure exchanger of quiet pressure exchange system in Fig. 1.
Fig. 3 is the side view of pressure exchanger in Fig. 2.
Fig. 4 is the operating diagram of clean seawater in pressure exchanger dope with pressure extruding water pocket in Fig. 3.
Fig. 5 is full of clean seawater to make it discharge the operating diagram of dope with no pressure in pressure-exchange water pocket in Fig. 3.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the utility model is described in further detail; set forth more details in the following description so that fully understand the utility model; but the utility model obviously can be implemented with multiple this alternate manner described that is different from; those skilled in the art when doing similar popularization, deduction without prejudice to when the utility model intension according to practical situations, therefore can should not limit protection domain of the present utility model with the content of this specific embodiment.
It should be noted that accompanying drawing 1 to Fig. 5 all only exemplarily, it is not draw according to the condition of equal proportion, and should not be construed as limiting in this, as to the protection domain of the utility model actual requirement.
First embodiment
As shown in Figure 1, quiet pressure exchange system comprises: quiet pressure exchanger, seawater desalination reverse osmosis membrane module 13, seawater voltage balancer 82.
Quiet pressure exchanger comprises pressure exchanging container 11 and inside arranges pressure-exchange water pocket 21.Quiet pressure exchange system comprises two quiet pressure exchangers in the embodiments illustrated in the figures.The quiet pressure exchanger being positioned at right side also comprises pressure exchanging container 12 and the inner pressure-exchange water pocket 22 arranged thereof.Although the container in two quiet pressure exchangers and water pocket are indicated by different Reference numerals, but the two can be same quiet pressure exchanger, in explanation below, only be described for the quiet pressure exchanger in left side, it illustrates the quiet pressure exchanger being also suitable for right side.
As shown in Figure 2, be provided with pressure-exchange water pocket 21 in pressure exchanging container 11, pressure-exchange water pocket 21 can expand or shrink in pressure exchanging container 11.In Fig. 2, Fig. 3, pressure-exchange water pocket 21 is in the state by compressing.
Water pocket 21 has water pocket interface 6 and seawater imports and exports adapter 5, and seawater is imported and exported adapter 5 and connected with water pocket interface 6, and seawater inlet/outlet pipe interface 5 and seawater pass in and out two-way pipe 813 and connect.
Pressure exchanging container 11 has manhole 3 and dope imports and exports adapter 4, and dope imports and exports adapter 4 and manhole 3 connects, and dope import and export adapter 4 passes in and out two-way pipe 723 with the dope in Fig. 1 and connects.
Pressure exchanging container 11 also has purge valve 110, and correspondingly, water pocket 21 also has purge valve 120.
As shown in Figure 1, elevated tank 86 receives the seawater (through pretreatment such as filtrations) from water source 87, the pressure that the seawater of elevated tank 86 is formed by high potential difference by the road 88, multi-functional automatic valve (triple valve) 811, pipeline 813 enters into water pocket 21, be filled with after water pocket 21 until seawater, valve 811 blocks pipeline 813 and pipeline 88, and pipeline 813 is communicated with pipeline 821, such seawater enters into water voltage balancer 82 through valve 822, booster 83 is provided with between water voltage balancer 82 and seawater desalination reverse osmosis membrane module 13, voltage balancer 82 also connects water source by pipeline 89.Again be transported to the entrance of reverse osmosis membrane assembly 13 through booster 83 from the seawater after all pressing of voltage balancer 82 discharge.The dope exhaust of reverse osmosis membrane assembly 13 is connected to multi-functional automatic valve 731 by pipeline 71, multi-functional automatic valve 731 also connect dope pass in and out two-way pipeline 723 and release after dope discharge line 721, pipeline 723 is optionally communicated with pipeline 71 by multi-functional automatic valve 731, or is communicated with pipeline 721 by pipeline 723.
Composition graphs 2, is also provided with dope high signal measuring point 9 in the upside of pressure exchanger 11, and as shown in Figure 5, is also provided with dope low level signal measuring point 10 in the downside of pressure exchanger 11.
In embodiment as shown in Figure 1, the flow direction of each arrow express liquid in figure.In order to keeping system continuous and steady operation, under the height of liquid level signal that multi-functional automatic valve 731, multi-functional automatic valve 811, multi-functional automatic valve 732, multi-functional automatic valve 812 all detect at dope high signal measuring point 9, dope low level signal measuring point 10 controls, automatically change opening and closing.
In FIG, the clean seawater 87 after seawater pretreatment system process enters native system by two tunnels respectively, and a road is gone to seawater elevated tank 86, road and gone to seawater voltage balancer 82.
System start time system in all valves all in off position time, make the pressure-exchange water pocket 21 in sound pressure exchanging container 11 make seawater pass in and out two-way pipe 813 when multi-functional automatic valve 811 is opened to be communicated with 60% clean seawater (also can be other ratios) 88, pressure-exchange water pocket 21 after bulging is full of seawater under the high potential difference pressure of seawater elevated tank 86, performs two actions after multi-functional automatic valve 811 obtains full water signal by dope high signal measuring point 9: 1. cut off seawater and pass in and out two-way pipe 813 and clean sea water passage 88; 2. be communicated with seawater pass in and out two-way pipe 813 and hold the passage of pressing seawater to enter voltage balancer pipe 821.The multi-functional automatic valve of dope 731 opens the connection that dope passes in and out two-way pipe 723 and high pressure dope passage 71 simultaneously, make the dope of high pressure dope pipeline 71 enter pressure exchanging container 11 to run on a bank pressure-exchange water pocket 21, during due to liquid pressurized, decrement is minimum, counter-pressure is very big, in capsule, clean seawater 8 is under high pressure dope constantly extrudes transmission, external and internal pressure is substantially equal, hold clean seawater 8 in the capsule of same high pressure and enter seawater voltage balancer 82 by the multi-functional automatic valve of seawater 811 together with 40% clean seawater (also can be other ratios) 89, after clean seawater 8 after supercharging is mixed in voltage balancer 82 with clean seawater with no pressure (being carried by pipeline 89), hold uniform pressure, such as, after 60% clean seawater runs on a bank by high pressure dope same pressure-bearing 5.8MPa, enter seawater 89 clean with no pressure 40% in voltage balancer 82 all to hold after mixing and press as about 3.5MPa, in order to reach the 6MPa pressure needed for desalination by reverse osmosis, also need to improve 2.5MPa, go seawater desalination reverse osmosis membrane module 13, to carry out desalination process so also need sea water booster pump 83 to boost to 6MPa from 100% clean seawater of voltage balancer 82 outflow.Through the water supply use of desalination generation 40%, the dope amount of generation is the 60% overbottom pressure energy also holding 5.8MPa.
So far, in order to reclaim this part dope pressure energy, dope is made constantly to enter pressure exchanging container 11, when the compressive pressure 60% clean seawater 8 exchanged in water pocket 21 is expelled to lowest safe waterline, dope multifunction valve 731 is closed, system stops dope entering, and cuts off the passage that dope passes in and out two-way pipe 723 and high pressure dope 71.Open dope simultaneously and pass in and out two-way pipe 723 and release dope mouth 721 passage.Open again multi-functional automatic valve 811 simultaneously and pass in and out two-way pipe to water-filling in pressure-exchange water pocket 21 with seawater, the pressure that clean seawater 8 holds elevated tank 86 strut pressure-exchange water pocket 21 compress release after dope discharge.When repeating again above operating sequence after dope emptying.
In the aforementioned embodiment, elevated tank 86 can be replaced by pump, struts water pocket 21 as long as can meet.
Collaborative work for left and right two quiet pressure exchangers is:
When above quiet pressure exchanging container 11 is expelled to lowest safe waterline former second at clean seawater 8, the outside draining of pressure-exchange water pocket 21 pressurized in quiet exchanging container, the quiet pressure exchanger on right side is started working simultaneously, step is identical in fact with the quiet pressure vessel in left side, be roughly pressure-exchange water pocket 22 in quiet pressure exchanging container 12 and be full of water pocket 22 by multi-functional automatic valve 812 through piping 814 entering clean seawater 8, dope enters into dope from high pressure dope pipeline 71 via multi-functional automatic valve 732 and passes in and out two-way pipe 724, enter into pressure exchanging container 12 again, 60% clean seawater in pressure-exchange water pocket 22 is wherein run on a bank, after pressure is held in transmission, clean seawater passes in and out two-way pipe 814 via seawater, again via multi-functional automatic valve 812, discharge through pipeline 821 again and enter seawater voltage balancer 82, boost subsequently, carry out reverse-osmosis treated again, the dope conveying that it exports is through automatic valve 732, pipeline 724 enters into pressure exchanging container 12, and after the water in water pocket 22 drained, then receiving by the water of elevated tank 86, water pocket 22 struts by the hydraulic pressure of elevated tank 86, and the dope in the pressure exchanging container 12 after release 722 is discharged by the road by water pocket 22 conversely after automatic valve 732 again.Such two or stagger the time more than the quiet pressure exchanger of two, exchange, continuously, stably supply clean seawater to seawater voltage balancer 82 and ensure.
Second embodiment
The content of this embodiment is also described with reference to Fig. 1, the booster 83 in Fig. 1, voltage balancer 82 and corresponding pipeline can be omitted.
As shown in Figure 1, quiet pressure exchange system still comprises: two quiet pressure exchangers, seawater desalination reverse osmosis membrane module 13, seawater voltage balancer 82.
Quiet pressure exchanger comprises pressure exchanging container 11 and inside arranges pressure-exchange water pocket 21.Quiet pressure exchange system comprises two quiet pressure exchangers in the embodiments illustrated in the figures.The quiet pressure exchanger being positioned at left side also comprises pressure exchanging container 12 and the inner pressure-exchange water pocket 22 arranged thereof.Although the container in two quiet pressure exchangers and water pocket are indicated by different Reference numerals, but the two can be same quiet pressure exchanger, in explanation below, only be described for the quiet pressure exchanger in left side, it illustrates the quiet pressure exchanger being also suitable for right side.
As shown in Figure 2, be provided with pressure-exchange water pocket 21 in pressure exchanging container 11, pressure-exchange water pocket 21 can expand or shrink in pressure exchanging container 11.In Fig. 2, Fig. 3, pressure-exchange water pocket 21 is in the state by compressing.
Water pocket 21 has water pocket interface 6 and seawater imports and exports adapter 5, and seawater is imported and exported adapter 5 and connected with water pocket interface 6, and seawater inlet/outlet pipe interface 5 and seawater pass in and out two-way pipe 813 and connect.
Pressure exchanging container 11 has manhole 3 and dope imports and exports adapter 4, and dope imports and exports adapter 4 and manhole 3 connects, and dope import and export adapter 4 passes in and out two-way pipe 723 with the dope in Fig. 1 and connects.
Pressure exchanging container 11 also has purge valve 110, and correspondingly, water pocket 21 also has purge valve 120.After the container purge valve arranged and water pocket atmospheric valve open emptying air when starting, be in closed condition for a long time afterwards.
As shown in Figure 1, elevated tank 86 receives the seawater (through pretreatment such as filtrations) from water source 87, the pressure that the seawater of elevated tank 86 is formed by high potential difference by the road 88, multi-functional automatic valve (preferably triple valve) 811, pipeline 813 enters into water pocket 21, be filled with after water pocket 21 until seawater, valve 811 blocks pipeline 813 and pipeline 88, and pipeline 813 is communicated with pipeline 821, such seawater enters into booster pump 85 through valve 811, high-pressure pump 84 receive from water source through pretreated clean seawater, high-pressure pump 84 and booster pump 85 share output pipe and are connected to the entrance of reverse osmosis membrane assembly 13.Seawater like this in shared output pipe after supercharging is transported to the entrance of reverse osmosis membrane assembly 13 again through booster 83.The dope exhaust of reverse osmosis membrane assembly 13 is connected to multi-functional automatic valve 731 by pipeline 71, multi-functional automatic valve 731 also connect dope pass in and out two-way pipeline 723 and release after dope discharge line 721, pipeline 723 is optionally communicated with pipeline 71 by multi-functional automatic valve 731, or is communicated with pipeline 721 by pipeline 723.
Composition graphs 2, is also provided with dope high signal measuring point 9 in the upside of pressure exchanger 11, and as shown in Figure 5, is also provided with dope low level signal measuring point 10 in the downside of pressure exchanger 11.
In embodiment as shown in Figure 1, the flow direction of each arrow express liquid in figure.In order to keeping system continuous and steady operation, under the height of liquid level signal that multi-functional automatic valve 731, multi-functional automatic valve 811, multi-functional automatic valve 732, multi-functional automatic valve 812 all detect at dope high signal measuring point 9, dope low level signal measuring point 10 controls, automatically change opening and closing.
In FIG, the clean seawater 87 after seawater pretreatment system process enters native system by two tunnels respectively, and a road is gone to seawater elevated tank 86, road and gone to as the seawater high-pressure pump 84 in dotted line frame in figure.
System start time system in all valves all in off position time, make the pressure-exchange water pocket 21 in pressure exchanging container 11 make seawater pass in and out two-way pipe 813 when multi-functional automatic valve 811 is opened to be communicated with 60% clean seawater (also can be other ratios) 88, pressure-exchange water pocket 21 after bulging is full of seawater under the high potential difference pressure of seawater elevated tank 86, performs two actions after multi-functional automatic valve 811 obtains full water signal by dope high signal measuring point 9: 1. cut off seawater and pass in and out two-way pipe 813 and clean sea water passage 88; 2. be communicated with seawater pass in and out two-way pipe 813 and hold the passage of pressing seawater to enter voltage balancer pipe 821, valve 823 is opened, and holds pressure seawater and exports by after booster pump 85 supercharging again.The multi-functional automatic valve of dope 731 opens the connection that dope passes in and out two-way pipe 723 and high pressure dope passage 71 simultaneously, make the dope of high pressure dope pipeline 71 enter pressure exchanging container 11 to run on a bank pressure-exchange water pocket 21, during due to liquid pressurized, decrement is minimum, counter-pressure is very big, in capsule, clean seawater 8 is under high pressure dope constantly extrudes transmission, external and internal pressure is substantially equal, hold clean seawater 8 (general 60% in the capsule of same high pressure, also can be other ratios) the 6MPa reverse osmosis process operating pressure that is pressurized to via booster pump 85 by the multi-functional automatic valve 811 of seawater, 40% clean seawater (also can be other ratios) enters high-pressure pump 84 through pipeline 89, equal with booster pump 85 60% clean seawater pressure out after high-pressure pump 84, thus the 100% clean seawater that common output channel flows out flow in seawater desalination reverse osmosis membrane module 13 and carries out desalination and process, water supply through desalination generation 40% is used, the dope amount produced is the 60% overbottom pressure energy also holding 5.8MPa.
So far, in order to reclaim this part dope pressure energy, dope is made constantly to enter pressure exchanging container 11, when the compressive pressure 60% clean seawater 8 exchanged in water pocket 21 is expelled to lowest safe waterline, dope multifunction valve 731 is closed, system stops dope entering, and cuts off the passage that dope passes in and out two-way pipe 723 and high pressure dope 71.Open dope simultaneously and pass in and out two-way pipe 723 and release dope mouth 721 passage.Open again multi-functional automatic valve 811 simultaneously and pass in and out two-way pipe to water-filling in pressure-exchange water pocket 21 with seawater, the pressure that clean seawater 8 holds elevated tank 86 strut pressure-exchange water pocket 21 compress release after dope discharge.When repeating again above operating sequence after dope emptying.
Collaborative work for left and right two quiet pressure exchangers is:
When above quiet pressure exchanging container 11 is expelled to lowest safe waterline former second at clean seawater 8, the outside draining of pressure-exchange water pocket 21 pressurized in quiet exchanging container, the quiet pressure exchanger on right side is started working simultaneously, step is identical in fact with the quiet pressure vessel in left side, be roughly pressure-exchange water pocket 22 in quiet pressure exchanging container 12 and be full of water pocket 22 by multi-functional automatic valve 812 entering clean seawater 8, dope enters into dope from high pressure dope pipeline 71 via multi-functional automatic valve 732 and passes in and out two-way pipe 724, enter into pressure exchanging container 12 again, 60% clean seawater in pressure-exchange water pocket 22 is wherein run on a bank, after pressure is held in transmission, clean seawater passes in and out two-way pipe 814 via seawater, again via multi-functional automatic valve 812, again through pipeline valve 823, discharge via after booster pump 85 supercharging again.Such two or stagger the time more than the quiet pressure exchanger of two, exchange, continuously, stably supply clean seawater to reverse osmosis membrane assembly 13 and ensure.
3rd embodiment
The 3rd embodiment can be understood equally referring to figs. 1 through Fig. 5, it can be understood as the combination of the first embodiment and the second embodiment, it considers the full content in Fig. 1, comprise the content in dotted line frame, valve before valve 823 and high-pressure pump 84 is generally all in closed condition, high-pressure pump 84, booster pump 85 is corresponding voltage balancer 82 respectively, booster 83, play spare part effect, the effect of high-pressure pump 84 directly boosts to reverse osmosis process operating pressure such as 6MPa, pump 84 also may be used for boosting to former water, the effect of booster pump 85 is similar to booster 83, power consumption is under normal circumstances higher than with the power consumption of spare part, acknowledgment copy and voltage balancer, booster is installed in parallel to be selected when actual motion for user.
Although the utility model with preferred embodiment openly as above, but it is not for limiting the utility model, any those skilled in the art are not departing from spirit and scope of the present utility model, possible variation and amendment can be made, such as, or make the design of more details, pressure-exchange water pocket is made up of withstand voltage, anticorrosion, antifatigue, soft-tissue material.Therefore, every content not departing from technical solutions of the utility model, any amendment done above embodiment according to technical spirit of the present utility model, equivalent variations and modification, all fall within protection domain that the utility model claim defines.
Claims (9)
1. quiet pressure exchange system, is characterized in that comprising
Quiet pressure exchanger, comprises pressure exchanging container and is positioned at the pressure-exchange water pocket of pressure exchanging container, and pressure-exchange water pocket can expand after reception is from the water at water source in pressure exchanging container;
For boosting to hydraulic pressure or the supercharging device of supercharging;
Water warfare reverse osmosis membrane assembly, for the dope by discharging clean water and band overbottom pressure after pending Water warfare, its outlet of discharging dope is connected with pressure exchanging container by pipeline, so that the dope energy squeeze pressure of band overbottom pressure exchanges water pocket, thus the pending water of pressure-exchange water pocket and described overbottom pressure are discharged in fact equal pressure;
Wherein, be transported to Water warfare reverse osmosis membrane assembly after the with pressure pending water that pressure-exchange water pocket is discharged directly or indirectly enters described supercharging device supercharging by pipeline and the pending water with no pressure from water source and carry out water treatment.
2. quiet pressure exchange system as claimed in claim 1, is characterized in that, described quiet pressure exchange system also comprises the pressure-equalizing device of all being pressed by the pending water of the different hydraulic pressure from different pipeline; Described pressure-equalizing device is that water voltage balancer is connected with pressure-exchange water pocket by pipeline, also connects with water source, for mixing by the water at water source with from the water of the band pressure of pressure-exchange water pocket to reach the object of all pressing; Described supercharging device comprises water booster, is connected between water voltage balancer and Water warfare reverse osmosis membrane assembly by pipeline, for the entrance by being transported to Water warfare reverse osmosis membrane assembly after the water boosting in water voltage balancer.
3. quiet pressure exchange system as claimed in claim 1, it is characterized in that described supercharging device comprises high-pressure pump and booster pump, high-pressure pump receives the water from water source, correspondingly, this booster pump receives the water with pressure of discharging from pressure-exchange water pocket, high-pressure pump and booster have common output pipe, and this output pipe is connected to the entrance of Water warfare reverse osmosis membrane assembly.
4. quiet pressure exchange system as claimed in claim 1, it is characterized in that this system comprises two or more quiet pressure exchangers, by-pass valve control is respectively arranged with, so that discharge pending water with pressure during the moisture of different pressure-exchange water pockets in the discharge pipe line of the pressure-exchange water pocket of different quiet pressure exchanger.
5. quiet pressure exchange system as claimed in claim 1, is characterized in that pressure-exchange water pocket is made up of withstand voltage, anticorrosion, antifatigue, soft-tissue material.
6. quiet pressure exchange system as claimed in claim 1, is characterized in that pressure-exchange water pocket is connected with the elevated tank higher than quiet pressure exchanger position by pipeline, so that receive the water at water source.
7. quiet pressure exchange system as claimed in claim 6, is characterized in that the water inlet pipe of pressure-exchange water pocket and outlet pipe are same pipeline, and by triple valve be connected elevated tank pipeline, connect respectively with the pipeline being connected water voltage balancer.
8. quiet pressure exchange system as claimed in claim 1, it is characterized in that the dope intake-discharge pipe of pressure exchanging container is same pipeline, and by triple valve with discharge tube, connect respectively with the pipeline of the dope exhaust being connected Water warfare reverse osmosis membrane assembly.
9. quiet pressure exchange system as claimed in claim 2, it is characterized in that this system also comprises the first stand-by pump in parallel and the second stand-by pump, first stand-by pump is connected with pressure-exchange water pocket by pipeline, so that receive water with pressure that pressure-exchange water pocket discharges and by its supercharging, second stand-by pump is for receiving the water from water source, and the water that the first stand-by pump and the second stand-by pump export passes through the entrance of common Pipeline transport to Water warfare reverse osmosis membrane assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420639999.XU CN204193792U (en) | 2014-10-30 | 2014-10-30 | Quiet pressure exchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420639999.XU CN204193792U (en) | 2014-10-30 | 2014-10-30 | Quiet pressure exchange system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204193792U true CN204193792U (en) | 2015-03-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420639999.XU Withdrawn - After Issue CN204193792U (en) | 2014-10-30 | 2014-10-30 | Quiet pressure exchange system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204193792U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307370A (en) * | 2014-10-30 | 2015-01-28 | 顾志龙 | Mute pressure exchange system and mute pressure exchange method |
| CN111799929A (en) * | 2020-07-22 | 2020-10-20 | 高立军 | Laminated dynamic sound absorption type mute motor |
-
2014
- 2014-10-30 CN CN201420639999.XU patent/CN204193792U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307370A (en) * | 2014-10-30 | 2015-01-28 | 顾志龙 | Mute pressure exchange system and mute pressure exchange method |
| CN104307370B (en) * | 2014-10-30 | 2016-06-29 | 顾志龙 | Quiet pressure exchange system and quiet pressure-exchange method |
| CN111799929A (en) * | 2020-07-22 | 2020-10-20 | 高立军 | Laminated dynamic sound absorption type mute motor |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150311 Effective date of abandoning: 20160629 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |