CN105195019A - Energy recovery system - Google Patents
Energy recovery system Download PDFInfo
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- CN105195019A CN105195019A CN201510425477.9A CN201510425477A CN105195019A CN 105195019 A CN105195019 A CN 105195019A CN 201510425477 A CN201510425477 A CN 201510425477A CN 105195019 A CN105195019 A CN 105195019A
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Abstract
The invention relates to an energy recovery system which comprises three connectors, namely a to-be-treated water inlet, an RO produced water outlet and a low-pressure concentrated water drainage outlet, as well as a high-pressure pump, a first RO membrane, an intermediate partial pressure pump, a second RO membrane, at least two flow meters, at least two valves and a protector, wherein the high-pressure pump is used for pressurizing to-be-treated water from the to-be-treated water inlet; the first RO membrane is used for dividing the to-be-treated water from the high-pressure pump into first RO produced water and first high-pressure concentrated water; the intermediate partial pressure pump is used for pressurizing the first high-pressure concentrated water; the second RO membrane is used for dividing water from the intermediate partial pressure pump into second RO produced water and second high-pressure concentrated water; the flow meters comprise a first flow meter and a second flow meter; the input end of the protector is connected with the flow meters and the pressure meters, and the output end of the protector is connected with the valves; the protector is used for collecting signals, monitoring, alarming, and regulating the valves, and storing monitored flow and pressure signal data at the same time.
Description
Technical field
The present invention relates to Zero discharging system, particularly relate to a kind of energy-recuperation system.
Background technology
Energy-recuperation system is used on Zero discharging system, there will be the state of super stream, low stream, superpressure, low pressure operation, if do not realized monitoring and warning function, there will be system cloud gray model off-design, can not reach user's designing requirement, serious words can cause energy-recuperation system to damage.
Such as, the zero-emission RO film design rate of recovery generally reaches more than 85%, is even designed into 95%, greatly reduces the discharge capacity of concentrate, thus reduces the treating capacity of subsequent evaporation system.How to reach the high-recovery of RO design, waste water generally can be adopted to enter one-level RO, and the dense water of RO carries out RO reverse-osmosis treated again, and the concentrated water discharge of dense water RO can carry out evaporation and concentration.In this case; dense water RO water inlet total dissolved solidss (TDS) generally can reach more than 20000mg/L; even higher; and high-pressure pump need provide the pressure of 30-60 kilogram, the energy consumption of high-pressure pump is high, and the energy recycle device (PX) that ERI energy regenerating company produces can be used for zero-emission counter-infiltration (SWRO) part; the energy of great recovery concentrated water discharge; reduce the energy consumption of high-pressure pump, but for the control aspect of PX system, also lack necessary protection product.
There is following shortcoming in prior art: the protection of energy-recuperation system stable operation can not become a standard product; cause client when carrying out system; only consider the operation of system; or omit or consider incomplete or understand thorough not to energy-recuperation system protection; the energy-recuperation system words serious when Zero discharging system runs are caused to there will be damage phenomenon; energy-recuperation system account for higher cost of investment in systems in which; if damaged, be all very large loss to engineering company and terminal use thereof.
Summary of the invention
For overcoming the deficiencies in the prior art, the object of the present invention is to provide a kind of standard type energy-recuperation system for Zero discharging system, be intended to the running status realizing display, warning, storage whole system, automatically whole system is controlled in real time, make the operation that Zero discharging system is stable, existing seawater desalination system, waste water recycling device system etc. can be directly applied to.
For achieving the above object, the present invention is achieved through the following technical solutions:
A kind of energy-recuperation system, comprise three interfaces, pending water inlet 1, RO produce water out 10, low-press thick water exhaust outlet 11, also comprise:
High-pressure pump 12, it is for by the pending water supercharging from described pending water inlet;
One RO film 13, its one end connects the delivery port of described high-pressure pump, and the other end connects RO and produces water out, and it is for being that a RO produces water and the first high-pressure thick water by the pending moisture from high-pressure pump, and a described RO produces water and outputs to described RO product water out;
Middle point of press pump 14, it is for by described first high-pressure thick water supercharging;
2nd RO film 15, it is that the 2nd RO produces water and the second high-pressure thick water by dividing the moisture of press pump from described centre, and described 2nd RO produces water and also outputs to described RO product water out;
At least two flowmeters, comprise first-class gauge 2, and it is for display and detect low low pressure flow circle flow; Second gauge 7, it is for display and detect high pressure flow circle flow;
At least two pressure gauges, comprise the first pressure gauge 3, and it is for display and detect high-pressure thick water intake pressure; Second pressure gauge 4, it is for display and detect described second high-pressure thick water pressure;
At least two valves, it, for controlling flow and pressure size, comprises the first valve 6, and it is between described pending water inlet and high-pressure pump delivery port; Second valve 9, it is between described second high-pressure thick water and low-press thick water exhaust outlet;
Protector 5; its input is connected with described at least two flowmeters, at least three pressure gauges, and its output is connected with described at least two valves, and it is for collection signal; carry out monitoring, report to the police, regulate described valve, the flow of monitoring, pressure signal data are preserved simultaneously.
Preferably, described energy-recuperation system, wherein, described protector comprises display system, monitoring system, inquiry system, is respectively used at critical point, dangerous spot, transfinites and a little carry out pointing out, remind and reporting to the police.
Preferably, described energy-recuperation system, wherein, described energy-recuperation system also comprises host computer, and it is connected with described protector both-way communication by Ethernet protocol mode.
Preferably, described energy-recuperation system, wherein, described in described protector controls, the flow at least two flowmeter places is equal.
Preferably, described energy-recuperation system, wherein, described at least two pressure gauges also comprise the 3rd pressure gauge 8, and it is for display and detect low-press thick water discharge pressure.
Preferably, described energy-recuperation system, wherein, the force value that described protector controls described first pressure gauge place is not more than 8.2MPa, and the force value at the 3rd pressure gauge place is not less than 0.1MPa.
Beneficial effect of the present invention: energy-recuperation system is flow in Zero discharging system, pressure, and carry out a series of safeguard measure such as report to the police, energy-recuperation system can be stablized in systems in which, efficient operation: the present invention adds standard series protector in existing energy-recuperation system, can Real-Time Monitoring energy-recuperation system low pressure flow and flow of high pressure flow when running, guaranteed flow runs in allowed band at energy regenerating, whether both flows are consistent, as unanimously, then energy-recuperation system is in stable operation, as inconsistent, can report to the police, client is reminded to carry out flow adjustment, can Real-Time Monitoring energy-recuperation system highly to compress into, highly to extrude, the pressure of low extrusion, as superpressure, low pressure can be reported to the police, reminding user correction service condition, ensures that pressure runs in allowed band at energy regenerating, can in monitoring system RO film the need of carrying out Chemical cleaning, can real-time analyzer RO film run the rate of recovery, by the data storing function of protector, when energy-recuperation system operation goes wrong, have good grounds, deal with problems on the one hand by data, after preventing on the other hand, the generation of Similar Problems, greatly reduces the fault rate of energy regenerating, energy-recuperation system, significantly promotes energy recovery efficiency (more than 95%), and simplifies subordinate's cost and the O&M cost of seawater desalination system.
Accompanying drawing explanation
Fig. 1 is the structural representation of the energy-recuperation system described in one embodiment of the invention.
Wherein, the pending water inlet of 1-, the first-class gauge of 2-, 3-first forcing press, 4-second forcing press, 5-protector, 6-first valve, 7-second gauge; 8-the 3rd pressure gauge, 9-second valve, 10-RO produces water out, 11-low-press thick water exhaust outlet, 12-high-pressure pump, 13-the one RO film, point press pump in the middle of 14-, 15-the 2nd RO film.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
A kind of energy-recuperation system, comprise three interfaces, pending water inlet 1, RO produce water out 10, low-press thick water exhaust outlet 11, also comprise:
High-pressure pump 12, it is for by the pending water supercharging from described pending water inlet;
One RO film 13, its one end connects the delivery port of described high-pressure pump, and the other end connects RO and produces water out, and it is for being that a RO produces water and the first high-pressure thick water by the pending moisture from high-pressure pump, and a described RO produces water and outputs to described RO product water out;
Middle point of press pump 14, it is for by described first high-pressure thick water supercharging;
2nd RO film 15, it is that the 2nd RO produces water and the second high-pressure thick water by dividing the moisture of press pump from described centre, and described 2nd RO produces water and also outputs to described RO product water out;
At least two flowmeters, comprise first-class gauge 2, and it is for display and detect low low pressure flow circle flow; Second gauge 7, it is for display and detect high pressure flow circle flow;
At least two pressure gauges, comprise the first pressure gauge 3, and it is for display and detect high-pressure thick water intake pressure; Second pressure gauge 4, it is for display and detect described second high-pressure thick water pressure;
At least two valves, it, for controlling flow and pressure size, comprises the first valve 6, and it is between described pending water inlet and high-pressure pump delivery port; Second valve 9, it is between described second high-pressure thick water and low-press thick water exhaust outlet;
Protector 5; its input is connected with described at least two flowmeters, at least three pressure gauges, and its output is connected with described at least two valves, and it is for collection signal; carry out monitoring, report to the police, regulate described valve, the flow of monitoring, pressure signal data are preserved simultaneously.
Further, described protector comprises display system, monitoring system, inquiry system, is respectively used at critical point, dangerous spot, transfinites and a little carry out pointing out, remind and reporting to the police.
Further, described energy-recuperation system also comprises host computer, and it is connected with described protector both-way communication by Ethernet protocol mode.
Further, described in described protector control, the flow at least two flowmeter places is equal.
Further, described at least two pressure gauges also comprise the 3rd pressure gauge 8, and it is for display and detect low-press thick water discharge pressure.
Further, the force value that described protector controls described first pressure gauge place is not more than 8.2MPa, and the force value at the 3rd pressure gauge place is not less than 0.1MPa.
Although embodiment of the present invention are open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (6)
1. an energy-recuperation system, is characterized in that, comprises three interfaces, and pending water inlet (1), RO produce water out (10), low-press thick water exhaust outlet (11), also comprise:
High-pressure pump (12), it is for by the pending water supercharging from described pending water inlet;
One RO film (13), its one end connects the delivery port of described high-pressure pump, and the other end connects RO and produces water out, and it is for being that a RO produces water and the first high-pressure thick water by the pending moisture from high-pressure pump, and a described RO produces water and outputs to described RO product water out;
Middle point of press pump (14), it is for by described first high-pressure thick water supercharging;
2nd RO film (15), it is that the 2nd RO produces water and the second high-pressure thick water by dividing the moisture of press pump from described centre, and described 2nd RO produces water and also outputs to described RO product water out;
At least two flowmeters, comprise first-class gauge (2), and it is for display and detect low low pressure flow circle flow; Second gauge (7), it is for display and detect high pressure flow circle flow;
At least two pressure gauges, comprise the first pressure gauge (3), and it is for display and detect high-pressure thick water intake pressure; Second pressure gauge (4), it is for display and detect described second high-pressure thick water pressure;
At least two valves, it, for controlling flow and pressure size, comprises the first valve (6), and it is between described pending water inlet and high-pressure pump delivery port; Second valve (9), it is between described second high-pressure thick water and low-press thick water exhaust outlet;
Protector (5); its input is connected with described at least two flowmeters, at least three pressure gauges, and its output is connected with described at least two valves, and it is for collection signal; carry out monitoring, report to the police, regulate described valve, the flow of monitoring, pressure signal data are preserved simultaneously.
2. energy-recuperation system as claimed in claim 1, it is characterized in that, described protector comprises display system, monitoring system, inquiry system, is respectively used at critical point, dangerous spot, transfinites and a little carry out pointing out, remind and reporting to the police.
3. energy-recuperation system as claimed in claim 1, it is characterized in that, described energy-recuperation system also comprises host computer, and it is connected with described protector both-way communication by Ethernet protocol mode.
4. energy-recuperation system as claimed in claim 1, is characterized in that, described in described protector controls, the flow at least two flowmeter places is equal.
5. energy-recuperation system as claimed in claim 1, it is characterized in that, described at least two pressure gauges also comprise the 3rd pressure gauge (8), and it is for display and detect low-press thick water discharge pressure.
6. energy-recuperation system as claimed in claim 1, is characterized in that, the force value that described protector controls described first pressure gauge place is not more than 8.2MPa, and the force value at the 3rd pressure gauge place is not less than 0.1MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510425477.9A CN105195019A (en) | 2015-07-20 | 2015-07-20 | Energy recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510425477.9A CN105195019A (en) | 2015-07-20 | 2015-07-20 | Energy recovery system |
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| Publication Number | Publication Date |
|---|---|
| CN105195019A true CN105195019A (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510425477.9A Pending CN105195019A (en) | 2015-07-20 | 2015-07-20 | Energy recovery system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644209A (en) * | 2017-01-03 | 2017-05-10 | 济南良乔环保设备有限公司 | Energy recovery tester |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1132108A (en) * | 1994-10-12 | 1996-10-02 | 东丽株式会社 | Reverse osmosis separating unit and its method |
| CN1155849A (en) * | 1994-08-18 | 1997-07-30 | 狄奥多·A·奎伯 | Zero waste effluent water desalination system |
| JP2001104954A (en) * | 1999-10-08 | 2001-04-17 | Kikai Kagaku Kenkyusho:Kk | Seawater desalting system |
| CN102190381A (en) * | 2010-03-12 | 2011-09-21 | 株式会社东芝 | Seawater desalination system |
| CN204918085U (en) * | 2015-07-20 | 2015-12-30 | 苏州国华环境技术有限公司 | Energy recuperation system |
-
2015
- 2015-07-20 CN CN201510425477.9A patent/CN105195019A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1155849A (en) * | 1994-08-18 | 1997-07-30 | 狄奥多·A·奎伯 | Zero waste effluent water desalination system |
| CN1132108A (en) * | 1994-10-12 | 1996-10-02 | 东丽株式会社 | Reverse osmosis separating unit and its method |
| JP2001104954A (en) * | 1999-10-08 | 2001-04-17 | Kikai Kagaku Kenkyusho:Kk | Seawater desalting system |
| CN102190381A (en) * | 2010-03-12 | 2011-09-21 | 株式会社东芝 | Seawater desalination system |
| CN204918085U (en) * | 2015-07-20 | 2015-12-30 | 苏州国华环境技术有限公司 | Energy recuperation system |
Non-Patent Citations (2)
| Title |
|---|
| 王越: "实验装置与数据采集系统", 《中国博士学位论文全文数据库基础科学辑》 * |
| 郑书忠 主编: "《工业水处理技术及化学品》", 30 April 2010 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644209A (en) * | 2017-01-03 | 2017-05-10 | 济南良乔环保设备有限公司 | Energy recovery tester |
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| C06 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Address after: Sign Business Plaza No. 269 wangdun road Suzhou City Industrial Park in Jiangsu province 215000 Building 1 room 1604 Applicant after: Hebon (Suzhou) environmental Polytron Technologies Inc Address before: Suzhou City, Jiangsu Province, Suzhou Industrial Park 215000 Xinghu Street No. 328 A604 Applicant before: Suzhou Guo Hua Environmental Technology AS |
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| COR | Change of bibliographic data | ||
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| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151230 |
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| WD01 | Invention patent application deemed withdrawn after publication |