CN200946109Y - Full-automatic seawater desalting equipment - Google Patents
Full-automatic seawater desalting equipment Download PDFInfo
- Publication number
- CN200946109Y CN200946109Y CNU2006200626162U CN200620062616U CN200946109Y CN 200946109 Y CN200946109 Y CN 200946109Y CN U2006200626162 U CNU2006200626162 U CN U2006200626162U CN 200620062616 U CN200620062616 U CN 200620062616U CN 200946109 Y CN200946109 Y CN 200946109Y
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- CN
- China
- Prior art keywords
- valve
- water
- cleaning
- programmable logic
- reverse osmosis
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- 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 - Lifetime
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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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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a full-automatic seawater desalting equipment capable of automatically adjusting pressure regulating valve during starting and stopping, which comprises a precision filter (1), an water intake valve (10), a high pressure pump (2), a reverse osmosis membrane component (3), a cleaning water tank (6), a by-pass valve (5) and a programmable logic controller, wherein, the dense water outlet of the reverse osmosis membrane component (3) is connected with a pressure regulating valve (4), while the fresh water outlet with a three-way valve (12); the cleaning water tank (6) has four inlet-outlet openings with one opening connected with a cleaning valve (11) and a pipe between the water intake valve (10) and the high pressure pump (2) and another connected the three-way valve (12); the three-way valve (12) is also connected with a fresh water pipe; the by-pass valve (5) being an electric regulating valve is connected in parallel with the pressure regulating valve (4) and is also electrically connected with the programmable logic controller. The utility model can be extensively used in reverse osmosis seawater desalting field.
Description
Technical field
The utility model relates to a kind of full-automatic sea water desalting equipment.
Background technology
Relief valve after existing sea water desalting equipment all is to regulate reverse osmosis membrane assembly by manual operation when starting and shut down damages because of hypertonia to avoid reverse osmosis membrane assembly, therefore uses inconvenience, can not realize fully automatic operation; In addition; for prevent whole piping system and high-pressure pump, reverse osmosis membrane assembly under stopped status not by sea-water corrosion; prolong whole system work-ing life; the sea water desalting equipment that has now is provided with the cleaning water tank, after the shutdown, all is to open cleaning valve by manual operation; utilize the water that cleans water tank; start high-pressure pump, the seawater in the pipeline is emitted, also do not realize unattended operation.
So existing technology has the following disadvantages: startup and shutdown need the manual regulation relief valve, can not realize unattended operation, use inconvenient.
The utility model content
Technical problem to be solved in the utility model is the deficiency that overcomes on the prior art, a kind of startup is provided and shuts down adjusting relief valve automatically, unattended operation, full-automatic sea water desalting equipment easy to use.
The technical scheme that the utility model adopted is: the utility model comprises the accurate filter that is connected successively by pipeline, the I tensimeter, pressure relay, water intaking valve, high-pressure pump, relief valve, reverse osmosis membrane assembly, the dense water out of described reverse osmosis membrane assembly connects the II tensimeter successively, relief valve, the concentrated water discharge valve, the water outlet of described reverse osmosis membrane assembly is the connection traffic meter successively, T-valve, it also comprises the cleaning water tank, described cleaning water tank has four import and export, one of them connect cleaning valve and insert described water intaking valve and described high-pressure pump between pipeline, one connects exhaust-valve, one connects described T-valve, one connect the clean cycle valve and insert described relief valve and described concentrated water discharge valve between pipeline, described T-valve also connects fresh water pipe, it also comprises by-pass valve, programmable logic controller, described by-pass valve and described relief valve are in parallel, described by-pass valve is a motor-driven control valve, and described by-pass valve and described programmable logic controller are electrically connected.
The utility model also comprises liquidometer, described liquidometer is arranged on the described cleaning water tank, described by-pass valve, described water intaking valve, described cleaning valve are electrical ball valve, described T-valve is an electric T-shaped valve, and described liquidometer, described water intaking valve, described cleaning valve, described T-valve all are electrically connected with described programmable logic controller.
The utility model also comprises time controller, and described time controller and described programmable logic controller are electrically connected.
The beneficial effects of the utility model are: because the utility model comprises by-pass valve, programmable logic controller, described by-pass valve and described relief valve are in parallel, described by-pass valve is a motor-driven control valve, described by-pass valve and described programmable logic controller are electrically connected, after regulating, the open mode of described relief valve remains unchanged, when device start, under described programmable logic controller (PLC) controls, described by-pass valve described high-pressure pump bring into operation after after a while gradually automatic slowly close, thereby the high-pressure side that makes described reverse osmosis membrane assembly slowly boosts and reaches service pressure, produce fresh water, when equipment is out of service, under described programmable logic controller (PLC) controls, described by-pass valve described high-pressure pump out of service for the previous period in gradually automatic slowly open, thereby the slow pressure release of the high-pressure side that makes described reverse osmosis membrane assembly, last described high-pressure pump is out of service, thereby avoided when under high pressure equipment directly starts and stops damage to membrane module, reduced manual operation, safe and convenient to use, so the utility model starts and shuts down and regulate relief valve automatically, unattended operation, easy to use;
Because the utility model also comprises liquidometer, described liquidometer is arranged on the described cleaning water tank, described by-pass valve, described water intaking valve, described cleaning valve is an electrical ball valve, described T-valve is an electric T-shaped valve, described liquidometer, described water intaking valve, described cleaning valve, described T-valve all is electrically connected with described programmable logic controller, during the utility model operation, when the water in the described cleaning water tank does not reach predetermined water level, the described T-valve of described programmable logic controller (PLC) controls, fresh water is flowed in the described cleaning water tank, when the water level in the described cleaning water tank reaches predetermined water level, described programmable logic controller is according to the described T-valve of the signal control of described liquidometer sensing, fresh water is no longer flowed in the described cleaning water tank, but from described fresh water pipe, flow out for using, after shutdown, described programmable logic controller starts the automatic backwash program, open described cleaning valve, start described high-pressure pump, water in the described cleaning water tank is successively by described high-pressure pump, described reverse osmosis membrane assembly, described by-pass valve, described concentrated water discharge valve goes out concentrated water drainage, protect whole piping system and described high-pressure pump, described reverse osmosis membrane assembly under stopped status not by sea-water corrosion, the utility model backwash process prolongs the work-ing life of entire equipment, so also can be realized automatization control;
Because the utility model also comprises time controller, described time controller and described programmable logic controller are electrically connected, equipment can start automatically in the time period of setting and is out of service, also can the turn-off time controller, directly start as required, so the utility model use is convenient.
Description of drawings
Fig. 1 is a syndeton synoptic diagram of the present utility model.
Embodiment
As shown in Figure 1, the utility model comprises the accurate filter 1 that is connected successively by pipeline, I tensimeter 13, pressure relay 8, water intaking valve 10, high-pressure pump 2, relief valve 9, reverse osmosis membrane assembly 3, the dense water out of described reverse osmosis membrane assembly 3 connects II tensimeter 14 successively, relief valve 4, concentrated water discharge valve 17, the water outlet of described reverse osmosis membrane assembly 3 is connection traffic meter 7 successively, T-valve 12, it also comprises cleans water tank 6, by-pass valve 5, liquidometer 18, time controller, programmable logic controller, described cleaning water tank 6 has four import and export, one of them connects cleaning valve 11 and inserts pipeline between described water intaking valve 10 and the described high-pressure pump 2, one connects exhaust-valve 15, one connects described T-valve 12, one connects clean cycle valve 16 and inserts pipeline between described relief valve 4 and the described concentrated water discharge valve 17, described T-valve 12 also connects fresh water pipe, described by-pass valve 5 is in parallel with described relief valve 4, described by-pass valve 5 is electrically connected with described programmable logic controller, described liquidometer 18 is arranged on the described cleaning water tank 6, described by-pass valve 5, described water intaking valve 10, described cleaning valve 11 is an electrical ball valve, described T-valve 12 is an electric T-shaped valve, described liquidometer 18, described water intaking valve 10, described cleaning valve 11, described T-valve 12 all is electrically connected with described programmable logic controller, and described time controller and described programmable logic controller are electrically connected.
The utility model is under different running statuses, and the on off state of each valve is as follows: described relief valve 4 remains open mode, and it can guarantee the standard atmosphere pressure of described reverse osmosis membrane assembly 3 when described by-pass valve 5 is opened; When the water level in the described cleaning water tank 6 was lower than predetermined water level, the branch road that described T-valve 12 leads to described cleaning water tank 6 was opened automatically, and when the water level in the described cleaning water tank 6 reached predetermined water level, the branch road that described T-valve 12 leads to described fresh water pipe was opened automatically; Described exhaust-valve 15 is opened when described cleaning water tank 6 emptying of cleaning, and all the other all are in closing condition; The utility model is when starting and producing fresh water, and described water intaking valve 10 is opened, and described cleaning valve 11 is closed; The utility model is when carrying out back flushing, and described water intaking valve 10 is closed, and described cleaning valve 11 is opened; Described clean cycle valve 16 is in closing condition always, opens when using cleaning medicine wash cycles; Described concentrated water discharge valve 17 is in open mode always, closes when carrying and use cleaning medicine wash cycles; When device start, under described programmable logic controller (PLC) controls, described by-pass valve 5 described high-pressure pump 2 bring into operation after after a while gradually automatic slowly close, thereby the high-pressure side that makes described reverse osmosis membrane assembly 3 slowly boosts and reaches service pressure, produce fresh water, when equipment is out of service, under described programmable logic controller (PLC) controls, described by-pass valve 5 described high-pressure pump 2 out of service for the previous period in gradually automatic slowly open, thereby the slow pressure release of the high-pressure side that makes described reverse osmosis membrane assembly 3, last described high-pressure pump 2 is out of service, thereby avoided when under high pressure equipment directly starts and stops damage to membrane module, reduced manual operation, safe and convenient to use.
The utility model can be widely used in the reverse osmosis seawater desalting field.
Claims (3)
1, a kind of full-automatic sea water desalting equipment, comprise the accurate filter (1) that is connected successively by pipeline, I tensimeter (13), pressure relay (8), water intaking valve (10), high-pressure pump (2), relief valve (9), reverse osmosis membrane assembly (3), the dense water out of described reverse osmosis membrane assembly (3) connects II tensimeter (14) successively, relief valve (4), concentrated water discharge valve (17), the water outlet of described reverse osmosis membrane assembly (3) is connection traffic meter (7) successively, T-valve (12), it also comprises cleans water tank (6), described cleaning water tank (6) has four import and export, one of them connect cleaning valve (11) and insert described water intaking valve (10) and described high-pressure pump (2) between pipeline, one connects exhaust-valve (15), one connects described T-valve (12), one connect clean cycle valve (16) and insert described relief valve (4) and described concentrated water discharge valve (17) between pipeline, described T-valve (12) also connects fresh water pipe, it is characterized in that: it also comprises by-pass valve (5), programmable logic controller, described by-pass valve (5) is in parallel with described relief valve (4), described by-pass valve (5) is a motor-driven control valve, and described by-pass valve (5) is electrically connected with described programmable logic controller.
2, full-automatic sea water desalting equipment according to claim 1, it is characterized in that: it also comprises liquidometer (18), described liquidometer (18) is arranged on the described cleaning water tank (6), described by-pass valve (5), described water intaking valve (10), described cleaning valve (11) are electrical ball valve, described T-valve (12) is an electric T-shaped valve, and described liquidometer (18), described water intaking valve (10), described cleaning valve (11), described T-valve (12) all are electrically connected with described programmable logic controller.
3, full-automatic sea water desalting equipment according to claim 1, it is characterized in that: it also comprises time controller, described time controller and described programmable logic controller are electrically connected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2006200626162U CN200946109Y (en) | 2006-08-04 | 2006-08-04 | Full-automatic seawater desalting equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2006200626162U CN200946109Y (en) | 2006-08-04 | 2006-08-04 | Full-automatic seawater desalting equipment |
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CN200946109Y true CN200946109Y (en) | 2007-09-12 |
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CNU2006200626162U Expired - Lifetime CN200946109Y (en) | 2006-08-04 | 2006-08-04 | Full-automatic seawater desalting equipment |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102190381A (en) * | 2010-03-12 | 2011-09-21 | 株式会社东芝 | Seawater desalination system |
WO2015149643A1 (en) * | 2014-03-31 | 2015-10-08 | 王桂林 | Seawater desalination device, seawater desalination method and potion cleaning method |
CN107741734A (en) * | 2017-09-02 | 2018-02-27 | 孟旭 | A kind of teaching building energy conserving system based on technology of Internet of things |
CN107892407A (en) * | 2017-12-28 | 2018-04-10 | 新乡市万和过滤技术股份公司 | A kind of desalination by reverse osmosis water treatment facilities and its process |
CN110526340A (en) * | 2019-09-25 | 2019-12-03 | 中国船舶重工集团公司第七一九研究所 | Reverse osmosis seawater desalination system peculiar to vessel |
CN110980884A (en) * | 2019-12-24 | 2020-04-10 | 天津膜天膜科技股份有限公司 | Unsteady-state membrane operation process for treating high-concentration wastewater |
CN111186925A (en) * | 2020-02-10 | 2020-05-22 | 青岛海洋地质研究所 | Reverse osmosis water making equipment |
CN114394715A (en) * | 2021-12-15 | 2022-04-26 | 吴静然 | Sewage treatment method based on microorganisms and filtering membrane |
-
2006
- 2006-08-04 CN CNU2006200626162U patent/CN200946109Y/en not_active Expired - Lifetime
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102190381A (en) * | 2010-03-12 | 2011-09-21 | 株式会社东芝 | Seawater desalination system |
CN102190381B (en) * | 2010-03-12 | 2014-03-12 | 株式会社东芝 | Seawater desalination system |
WO2015149643A1 (en) * | 2014-03-31 | 2015-10-08 | 王桂林 | Seawater desalination device, seawater desalination method and potion cleaning method |
CN107741734A (en) * | 2017-09-02 | 2018-02-27 | 孟旭 | A kind of teaching building energy conserving system based on technology of Internet of things |
CN107892407A (en) * | 2017-12-28 | 2018-04-10 | 新乡市万和过滤技术股份公司 | A kind of desalination by reverse osmosis water treatment facilities and its process |
CN110526340A (en) * | 2019-09-25 | 2019-12-03 | 中国船舶重工集团公司第七一九研究所 | Reverse osmosis seawater desalination system peculiar to vessel |
CN110980884A (en) * | 2019-12-24 | 2020-04-10 | 天津膜天膜科技股份有限公司 | Unsteady-state membrane operation process for treating high-concentration wastewater |
CN111186925A (en) * | 2020-02-10 | 2020-05-22 | 青岛海洋地质研究所 | Reverse osmosis water making equipment |
CN111186925B (en) * | 2020-02-10 | 2024-04-26 | 青岛海洋地质研究所 | Reverse osmosis water producing equipment |
CN114394715A (en) * | 2021-12-15 | 2022-04-26 | 吴静然 | Sewage treatment method based on microorganisms and filtering membrane |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20070912 |
|
EXPY | Termination of patent right or utility model |