CN202909633U - Reverse osmosis system - Google Patents
Reverse osmosis system Download PDFInfo
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- CN202909633U CN202909633U CN 201220613836 CN201220613836U CN202909633U CN 202909633 U CN202909633 U CN 202909633U CN 201220613836 CN201220613836 CN 201220613836 CN 201220613836 U CN201220613836 U CN 201220613836U CN 202909633 U CN202909633 U CN 202909633U
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- osmosis membrane
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Abstract
The utility model discloses a reverse osmosis system, which comprises at least one level and at least two sections of reverse osmosis membrane elements. The reverse osmosis system is characterized in that a booster pump is arranged between the at least two sections of reverse osmosis membrane elements and communicates the at least two sections of reverse osmosis membrane elements. The reverse osmosis system can remarkably improve the recovery rate of the reverse osmosis system, save water and reduce operation cost.
Description
Technical field
The utility model relates to water treatment field, relates to especially a kind of counter-infiltration system.
Background technology
Counter-infiltration system refers to adopt the reverse-osmosis membrane element convection cell to purify or concentrated device, be widely used in many industrial circles such as steel mill, power plant, chemical plant, semiconductor, pharmacy, nuclear energy power generation, its main effect is the dissolved matter in the Separation of Water, thereby obtains very highly purified product water.By this device, contain certain density fluid (as the water that contains salt) and be separated into concentrated (being referred to as dense water in the water treatment) and purifying (being referred to as product water in the water treatment).In the specific counter-infiltration system, the ratio of the flow of the product water yield that obtains by reverse osmosis membrane separation and system's feedwater is referred to as the rate of recovery of system.
The number of times that product water sees through reverse-osmosis membrane element is level, and the salt rejection rate of first-stage reverse osmosis can reach 98%～99%, and multistage counter-infiltration can realize the salt rejection rate more than 99.5%.Concentrated stream is through the number of times section of being of different pressures container, and multistratum system can improve the system recoveries rate, but product water water quality is relatively poor.How many direct rate of recovery that affect system of hop count, hop count is more, and the rate of recovery is higher, and therefore common 2 sections of counter-infiltration system employings or 3 segment process take desalination as purpose are in the majority, and the rate of recovery that can realize is about 75%.
The factor of the rate of recovery that affects counter-infiltration system is a lot, mainly contains salt content, hardness, membrane component, system, temperature of feedwater etc., and wherein the salt content of feedwater is higher, and the rate of recovery is lower.The reverse-osmosis membrane element that common desalinization is used is to add the atmospheric pressure of 60-65, turns round under the rate of recovery 40% condition.
Therefore, the rate of recovery that improves counter-infiltration system can improve the water resource profit, and using water wisely reduces operating cost.
The utility model content
The utility model purpose is to provide a kind of counter-infiltration system that improves the counter-infiltration system rate of recovery.
In order to achieve the above object, the utility model provides following technical proposals:
The utility model provides a kind of counter-infiltration system, comprises at least at least two sections reverse-osmosis membrane elements of one-level, it is characterized in that: booster pump is set between at least two sections reverse-osmosis membrane elements, and this booster pump is communicated with this at least two sections reverse-osmosis membrane elements.
Further, counter-infiltration system described in the utility model is characterized in that: this counter-infiltration system comprises first order first paragraph reverse-osmosis membrane element, first order second segment reverse-osmosis membrane element and is arranged between this first order first paragraph reverse-osmosis membrane element and the first order second segment reverse-osmosis membrane element and is communicated with their the first booster pump; Also comprise second level first paragraph reverse-osmosis membrane element, second level second segment reverse-osmosis membrane element and be arranged between this second level first paragraph reverse-osmosis membrane element and the second level second segment reverse-osmosis membrane element and be communicated with their the second booster pump.Counter-infiltration system of the present utility model can also comprise the 3rd section reverse-osmosis membrane element of the first order and is arranged between the 3rd section reverse-osmosis membrane element of first order second segment reverse-osmosis membrane element and the first order and is communicated with their the 3rd booster pump.Counter-infiltration system of the present utility model comprises the 3rd section reverse-osmosis membrane element in the second level and is arranged between the 3rd section reverse-osmosis membrane element of second level second segment reverse-osmosis membrane element and the second level and is communicated with their the 4th booster pump.
The utility model distributes by make intersegmental supercharging change intersegmental water flux at intersegmental increase booster pump, so that flux equilibrium, can improve significantly the rate of recovery of counter-infiltration system, the rate of recovery of whole system can reach more than 90%, thereby using water wisely reduces operating cost.
Reverse osmosis unit of the present utility model is particularly suited for processing the water with following feature:
(1) salt content is relatively high, 4000 to 9000ppm.
(2) hardness is lower, less than 0.1ppm.All can cause that the hardness of film fouling and other cation constituent remove as far as possible, to avoid the obstruction of film.
(3) pH value is neutral or approaching neutral.
In order to understand better technical characterictic of the present utility model and advantage, below in conjunction with the drawings and specific embodiments the utility model is described further.Should be appreciated that embodiment of the present utility model only is exemplary illustration, does not mean any restriction of the present utility model.
Description of drawings
Fig. 1 is the schematic diagram that the utility model comprises the counter-infiltration system of two sections reverse-osmosis membrane elements of one-level.
Fig. 2 is the schematic diagram that the utility model comprises the counter-infiltration system of two-stage two-segment reverse-osmosis membrane element.
Fig. 3 is the schematic diagram that the utility model comprises the counter-infiltration system of three sections of one-levels and two-stage two-segment reverse-osmosis membrane element.
Fig. 4 is the schematic diagram that the utility model comprises the counter-infiltration system of three sections reverse-osmosis membrane elements of secondary.
The specific embodiment
Embodiment 1
With reference to figure 1, comprise the schematic diagram of the counter-infiltration system of two sections reverse-osmosis membrane elements of one-level for the utility model.This counter-infiltration system, comprise raw water box 1, high-pressure pump 2, first order first paragraph reverse-osmosis membrane element 3, first order second segment reverse-osmosis membrane element 4, and be arranged between this first order first paragraph reverse-osmosis membrane element 3 and the first order second segment reverse-osmosis membrane element 4 and be communicated with their the first booster pump 5.Wherein the direction of arrow is water (flow) direction, and single line bar arrow represents former water flow direction, and double-lined arrow represents that concentrated stream moves direction, and the broken string arrow represents the product water flow direction.Through contrast test, the rate of recovery of this system can reach 91%, is higher than the rate of recovery of existing counter-infiltration system.
With reference to figure 2, comprise the schematic diagram of the counter-infiltration system of two-stage two-segment reverse-osmosis membrane element for the utility model.This counter-infiltration system, comprise raw water box 1, high-pressure pump 2, first order first paragraph reverse-osmosis membrane element 3, first order second segment reverse-osmosis membrane element 4, and be arranged between this first order first paragraph reverse-osmosis membrane element 3 and the first order second segment reverse-osmosis membrane element 4 and be communicated with their the first booster pump 5.Also comprise second level first paragraph reverse-osmosis membrane element 6, second level second segment reverse-osmosis membrane element 7 and be arranged between this second level first paragraph reverse-osmosis membrane element 6 and the second level second segment reverse-osmosis membrane element 7 and be communicated with their the second booster pump 8.Wherein the direction of arrow is water (flow) direction, and single line bar arrow represents former water flow direction, and double-lined arrow represents that concentrated stream moves direction, and the broken string arrow represents the product water flow direction.Through contrast test, the rate of recovery of this system can reach 93%, is higher than the rate of recovery of existing counter-infiltration system.
With reference to figure 3, comprise the schematic diagram of the counter-infiltration system of three sections of one-levels and two-stage two-segment reverse-osmosis membrane element for the utility model.This counter-infiltration system, comprise raw water box 1, high-pressure pump 2, first order first paragraph reverse-osmosis membrane element 3, first order second segment reverse-osmosis membrane element 4, and be arranged between this first order first paragraph reverse-osmosis membrane element 3 and the first order second segment reverse-osmosis membrane element 4 and be communicated with their the first booster pump 5.Also comprise second level first paragraph reverse-osmosis membrane element 6, second level second segment reverse-osmosis membrane element 7 and be arranged between this second level first paragraph reverse-osmosis membrane element 6 and the second level second segment reverse-osmosis membrane element 7 and be communicated with their the second booster pump 8.Also comprise the 3rd section reverse-osmosis membrane element 9 of the first order and be arranged between the 3rd section reverse-osmosis membrane element 9 of first order second segment reverse-osmosis membrane element 4 and the first order and be communicated with their the 3rd booster pump 10.Wherein the direction of arrow is water (flow) direction, and single line bar arrow represents former water flow direction, and double-lined arrow represents that concentrated stream moves direction, and the broken string arrow represents the product water flow direction.Through contrast test, the rate of recovery of this system can reach 95%, is higher than the rate of recovery of existing counter-infiltration system.
Embodiment 4
With reference to figure 4, comprise the schematic diagram of the counter-infiltration system of three grades of three sections reverse-osmosis membrane elements for the utility model.This counter-infiltration system, comprise raw water box 1, high-pressure pump 2, first order first paragraph reverse-osmosis membrane element 3, first order second segment reverse-osmosis membrane element 4, and be arranged between this first order first paragraph reverse-osmosis membrane element 3 and the first order second segment reverse-osmosis membrane element 4 and be communicated with their the first booster pump 5.Also comprise second level first paragraph reverse-osmosis membrane element 6, second level second segment reverse-osmosis membrane element 7 and be arranged between this second level first paragraph reverse-osmosis membrane element 6 and the second level second segment reverse-osmosis membrane element 7 and be communicated with their the second booster pump 8.Also comprise the 3rd section reverse-osmosis membrane element 9 of the first order and be arranged between the 3rd section reverse-osmosis membrane element 9 of first order second segment reverse-osmosis membrane element 4 and the first order and be communicated with their the 3rd booster pump 10.This counter-infiltration system comprises the 3rd section reverse-osmosis membrane element 11 in the second level and is arranged between the 3rd section reverse-osmosis membrane element 11 of second level second segment reverse-osmosis membrane element 7 and the second level and is communicated with their the 4th booster pump 12.Wherein the direction of arrow is water (flow) direction, and single line bar arrow represents former water flow direction, and double-lined arrow represents that concentrated stream moves direction, and the broken string arrow represents the product water flow direction.Through contrast test, the rate of recovery of this system can reach 97%, is higher than the rate of recovery of existing counter-infiltration system.
Claims (4)
1. a counter-infiltration system comprises at least at least two sections reverse-osmosis membrane elements of one-level, it is characterized in that: booster pump is set between at least two sections reverse-osmosis membrane elements, and this booster pump is communicated with this at least two sections reverse-osmosis membrane elements.
2. counter-infiltration system according to claim 1 is characterized in that: this counter-infiltration system comprises first order first paragraph reverse-osmosis membrane element, first order second segment reverse-osmosis membrane element and is arranged between this first order first paragraph reverse-osmosis membrane element and the first order second segment reverse-osmosis membrane element and is communicated with their the first booster pump; Also comprise second level first paragraph reverse-osmosis membrane element, second level second segment reverse-osmosis membrane element and be arranged between this second level first paragraph reverse-osmosis membrane element and the second level second segment reverse-osmosis membrane element and be communicated with their the second booster pump.
3. counter-infiltration system according to claim 2 is characterized in that: this counter-infiltration system also comprises the 3rd section reverse-osmosis membrane element of the first order and is arranged between the 3rd section reverse-osmosis membrane element of first order second segment reverse-osmosis membrane element and the first order and is communicated with their the 3rd booster pump.
4. counter-infiltration system according to claim 3 is characterized in that: this counter-infiltration system comprises the 3rd section reverse-osmosis membrane element in the second level and is arranged between the 3rd section reverse-osmosis membrane element of second level second segment reverse-osmosis membrane element and the second level and is communicated with their the 4th booster pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220613836 CN202909633U (en) | 2012-11-19 | 2012-11-19 | Reverse osmosis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220613836 CN202909633U (en) | 2012-11-19 | 2012-11-19 | Reverse osmosis system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202909633U true CN202909633U (en) | 2013-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220613836 Expired - Lifetime CN202909633U (en) | 2012-11-19 | 2012-11-19 | Reverse osmosis system |
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| Country | Link |
|---|---|
| CN (1) | CN202909633U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104496066A (en) * | 2014-11-19 | 2015-04-08 | 重庆中科过滤设备制造有限公司 | Waste heat power generation boiler make-up water treatment equipment |
| CN107151042A (en) * | 2016-03-02 | 2017-09-12 | 上海丰信环保科技有限公司 | Anti-pollution reverse-osmosis system |
| CN105776700B (en) * | 2016-03-24 | 2018-10-26 | 华东理工大学 | A kind of waste water nitrogen phosphorus " zero-emission " technology |
-
2012
- 2012-11-19 CN CN 201220613836 patent/CN202909633U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104496066A (en) * | 2014-11-19 | 2015-04-08 | 重庆中科过滤设备制造有限公司 | Waste heat power generation boiler make-up water treatment equipment |
| CN107151042A (en) * | 2016-03-02 | 2017-09-12 | 上海丰信环保科技有限公司 | Anti-pollution reverse-osmosis system |
| CN105776700B (en) * | 2016-03-24 | 2018-10-26 | 华东理工大学 | A kind of waste water nitrogen phosphorus " zero-emission " technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: HORIZON ENVIRONMENTAL TECHNOLOGY LTD. Assignor: Tian Xufeng Contract record no.: 2014990000476 Denomination of utility model: Non-destructive method for reverse osmosis system dirt block Granted publication date: 20130501 License type: Exclusive License Record date: 20140701 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| ASS | Succession or assignment of patent right |
Owner name: HORIZON (BEIJING) ENVIRONMENTAL TECHNOLOGY CO., LT Free format text: FORMER OWNER: TIAN XUFENG Effective date: 20150512 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150512 Address after: 100027 Beijing city Chaoyang District Xiaguang Hospital No. 66, building 1, No. 707 Patentee after: HORIZON ENVIRONMENTAL TECHNOLOGY LTD. Address before: 100027 Beijing city Chaoyang District Xiaguang ocean Shinkansen No. 66 block A room 706 Patentee before: Tian Xufeng |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |