CN201713397U - Energy-saving double-membrane cooling water treatment equipment - Google Patents
Energy-saving double-membrane cooling water treatment equipment Download PDFInfo
- Publication number
- CN201713397U CN201713397U CN2010202470085U CN201020247008U CN201713397U CN 201713397 U CN201713397 U CN 201713397U CN 2010202470085 U CN2010202470085 U CN 2010202470085U CN 201020247008 U CN201020247008 U CN 201020247008U CN 201713397 U CN201713397 U CN 201713397U
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- China
- Prior art keywords
- water
- reverse osmosis
- membrane component
- osmosis membrane
- nanofiltration membrane
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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 - Fee Related
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The utility model discloses energy-saving double-membrane cooling water treatment equipment, which comprises a pre-filtering device, a precision filter, a high-pressure water pump, a variable-frequency controller, a reverse osmosis membrane component, a nanofiltration membrane component and a flow transmitter, and is characterized in that: concentrated water of the reverse osmosis membrane component enters the nanofiltration membrane component after being gathered; filtered water of the reverse osmosis membrane component and filtered water of the nanofiltration membrane component are gathered to produce product water; the flow transmitter is arranged on a product water pipe; and the variable-frequency controller controls the rotating speed of a high-pressure water pump through a signal of the flow transmitter. The nanofiltration membrane component is connected behind the reverse osmosis membrane component of the utility model, so that running pressure is lowered and energy consumption is reduced under the condition that water yield is met; and the amount of the product water is adjusted by adjusting the rotating speed of a motor of the high-pressure water pump by a frequency converter in a system so as to meet the requirement on the change of a water amount and realize energy conservation at the same time.
Description
Technical field
The utility model relates to a kind of energy-conservation pair of film recirculated cooling water treatment facility, and this equipment specifically is a kind of energy-saving nanofiltration reverse osmosis recirculated cooling water treatment facility.
Background technology
Nanofiltration, reverse osmosis have been widely used in the softening desalination of sea water desaltination, boiler feedwater and the processing of medical purified water as two kinds of advanced persons' water technology, handle to wastewater treatment and recirculated cooling water at present and expand.The operating pressure of conventional reverse osmosis system mesohigh water pump is higher at present, and energy consumption is than higher, therefore with regard to energy-conservation tool significance.
Chinese patent (publication number CN1721047) has been announced a kind of energy-saving reverse osmosis treatment system, it is a high top pressure operation condition of utilizing reverse osmosis treatment system itself to be had, fully the reverse osmosis concentrated water overbottom pressure energy under the condition of high voltage is reclaimed, utilized, the purpose of reach conserve energy, raising the efficiency.
Chinese patent (publication number CN2594256) discloses a kind of solar energy reverse osmosis sea water desalting equipment, utilizes sun power to produce steam and directly drives turbo-pump, with flooding velocity and the pressure that reverse osmosis module is provided.
Yet, above-mentioned technology owing to bulky, make reason such as complicated, with high costs, that processing is not thorough and be not used widely.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the defective that prior art exists, and a kind of energy-conservation pair of film recirculated cooling water treatment facility is provided.
The technical solution of the utility model is:
A kind of energy-conservation pair of film recirculated cooling water treatment facility comprises pre-filtrating equipment, accurate filter, high-pressure hydraulic pump, frequency-variable controller, reverse osmosis membrane assembly, nanofiltration membrane component and flow transmitter; The rising pipe of described pre-filtrating equipment is connected with the water inlet pipe of accurate filter, the rising pipe of accurate filter is connected with the water-in of high-pressure hydraulic pump, the water outlet of high-pressure hydraulic pump is connected with the water inlet pipe of reverse osmosis membrane assembly, the dense supply mains of described reverse osmosis membrane assembly is connected with the water inlet pipe of nanofiltration membrane component, the filtration water pipe of reverse osmosis membrane assembly and the filtration cross current of nanofiltration membrane component also are connected on the product water pipe, enter nanofiltration membrane component after making the dense water of reverse osmosis membrane assembly gather, the filtered water of reverse osmosis membrane assembly and the filtered water of nanofiltration membrane component gather the back as product water; On the product water pipe, flow transmitter is installed; The signal end of flow transmitter connects frequency-variable controller by lead; The control signal of frequency-variable controller is sent end and is connected high-pressure hydraulic pump by lead.The signal that is flow transmitter is delivered to frequency-variable controller by lead; The control signal that frequency-variable controller sends is delivered to high-pressure hydraulic pump by lead, control high-pressure hydraulic pump rotating speed of motor.
Described reverse osmosis membrane assembly is the assembly of single component or a plurality of parallel connections, and nanofiltration membrane component is the assembly of single component or a plurality of parallel connections.
The bore dia of the filter core of described accurate filter is for being not more than 5 microns.
Described pre-filtrating equipment is more medium filter or more medium filter and charcoal absorption strainer cascaded structure.
The rotating speed that reduces high-pressure hydraulic pump by frequency-variable controller when the utility model can be realized water consumption decline reduces the output of product water to reduce operating pressure, reaches energy-saving effect simultaneously; And when water consumption increases, improve the raising that rotating speed is realized the high-pressure hydraulic pump operating pressure by frequency-variable controller, increase the output of product water.
Frequency-variable controller of the present utility model is a flow control type: the throughput ratio that detects when the flow transmitter on the product water lines is big and when exceeding setting range with discharge, frequency-variable controller sends control signal, reduce the rotating speed of high-pressure hydraulic pump, thereby reduce the high-pressure hydraulic pump top hole pressure, reduce product discharge and be stabilized in dominant discharge; The throughput ratio that flow transmitter on the product water lines detects is little with discharge, and when exceeding setting range, frequency-variable controller sends control signal, improves the rotating speed of high-pressure hydraulic pump, thereby improve the high-pressure hydraulic pump top hole pressure, improve product discharge and be stabilized in dominant discharge.
The utlity model has following advantage:
(1) behind reverse osmosis membrane assembly, admits filter membrane component, can reduce operating pressure satisfying under the condition of water production rate, cut down the consumption of energy;
(2) utilize the frequency transformer in the system to pass through to regulate the adjusting that the high-pressure hydraulic pump rotating speed of motor realizes the product water yield,, realize energy-conservation simultaneously to satisfy the variation of water consumption.
The utility model, the difficulty of enforcement is less, not only can be used for the manufacturing of new installation, also can transform existing reverse osmosis equipment, has application potential widely.
Description of drawings
Fig. 1 is the overall structure synoptic diagram of energy-conservation pair of film recirculated cooling water of the utility model treatment facility.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further details.
Embodiment: as shown in Figure 1, a kind of energy-conservation pair of film recirculated cooling water treatment facility comprises pre-filtrating equipment 1, accurate filter 2, high-pressure hydraulic pump 3, frequency-variable controller 4, reverse osmosis membrane assembly 5, nanofiltration membrane component 6 and flow transmitter 7; Wherein pre-filtrating equipment 1 is more medium filter or more medium filter and charcoal absorption strainer cascaded structure, the rising pipe of pre-filtrating equipment 1 is connected with the water inlet pipe of accurate filter 2, the rising pipe of accurate filter 2 is connected with the water-in of high-pressure hydraulic pump 3, the water outlet of high-pressure hydraulic pump 3 is connected with reverse osmosis membrane assembly 5, the dense supply mains of reverse osmosis membrane assembly 5 is connected with the water inlet pipe of nanofiltration membrane component 6, the filtration water pipe of reverse osmosis membrane assembly 5 is connected with the filtration water pipe of nanofiltration membrane component 6, and is connected on the product water pipe.Flow transmitter 7 is installed on the product water pipe; The signal of flow transmitter 7 is delivered to frequency-variable controller 4 by lead; The control signal that frequency-variable controller 4 sends is delivered to high-pressure hydraulic pump 3 by lead, control high-pressure hydraulic pump rotating speed of motor.
The bore dia of the filter core of described accurate filter 2 is for being not more than 5 microns, and reverse osmosis membrane, nanofiltration membrane can adopt rolled film.
The utility model can directly be amplified on the engineering of all kinds of scales and use.
When water consumption (as winter) when reducing, then need to reduce product aquatic products amount, reduce reduction that high-pressure hydraulic pump motor speed realize high-pressure hydraulic pump pressure by frequency-variable controller this moment, thereby reduce product aquatic products amount; When water consumption (as summer) increases, then need to increase product aquatic products amount, will improve increase that high-pressure hydraulic pump motor speed realize high-pressure hydraulic pump pressure by frequency-variable controller this moment, reach to improve product aquatic products amount.Owing to used nanofiltration and frequency-converting control device, make this equipment can satisfy to the requirement of water consumption with seasonal variation, reach obvious energy-saving effect again.
Embodiment recited above is described preferred implementation of the present utility model; be not that design of the present utility model and scope are limited; do not breaking away under the utility model design concept prerequisite; common engineering technical personnel make the technical solution of the utility model in this area various modification and improvement; all should fall into protection domain of the present utility model, the technology contents that the utility model is asked for protection all is documented in claims.
Claims (4)
1. one kind energy-conservation pair film recirculated cooling water treatment facility comprises pre-filtrating equipment (1), accurate filter (2), high-pressure hydraulic pump (3), frequency-variable controller (4), reverse osmosis membrane assembly (5), nanofiltration membrane component (6) and flow transmitter (7); The rising pipe of described pre-filtrating equipment (1) is connected with the water inlet pipe of accurate filter (2), the rising pipe of accurate filter (2) is connected with the water-in of high-pressure hydraulic pump (3), the water outlet of high-pressure hydraulic pump (3) is connected with the water inlet pipe of reverse osmosis membrane assembly (5), it is characterized in that: the dense supply mains of described reverse osmosis membrane assembly (5) is connected with the water inlet pipe of nanofiltration membrane component (6), the filtration cross current of the filtration water pipe of reverse osmosis membrane assembly (5) and nanofiltration membrane component (6) also is connected on the product water pipe, enter nanofiltration membrane component (6) after making the dense water of reverse osmosis membrane assembly (5) gather, the filtered water of the filtered water of reverse osmosis membrane assembly (5) and nanofiltration membrane component (6) gathers the back as product water; Flow transmitter (7) is installed on the product water pipe; The signal end of flow transmitter (7) connects frequency-variable controller (4) by lead; The control signal of frequency-variable controller (4) is sent end and is connected high-pressure hydraulic pump (3) by lead.
2. according to the described energy-conservation pair of film recirculated cooling water treatment facility of claim 1, it is characterized in that: described reverse osmosis membrane assembly (5) is the assembly of single component or a plurality of parallel connections, and nanofiltration membrane component (6) is the assembly of single component or a plurality of parallel connections.
3. according to the described energy-conservation pair of film recirculated cooling water treatment facility of claim 1, it is characterized in that: the bore dia of the filter core of described accurate filter (2) is for being not more than 5 microns.
4. according to the described energy-conservation pair of film recirculated cooling water treatment facility of claim 1, it is characterized in that: described pre-filtrating equipment (1) is more medium filter or more medium filter and charcoal absorption strainer cascaded structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202470085U CN201713397U (en) | 2010-07-05 | 2010-07-05 | Energy-saving double-membrane cooling water treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202470085U CN201713397U (en) | 2010-07-05 | 2010-07-05 | Energy-saving double-membrane cooling water treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201713397U true CN201713397U (en) | 2011-01-19 |
Family
ID=43459397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202470085U Expired - Fee Related CN201713397U (en) | 2010-07-05 | 2010-07-05 | Energy-saving double-membrane cooling water treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201713397U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108455705A (en) * | 2017-02-20 | 2018-08-28 | 黄新生 | Intelligent energy-saving water purifier system |
| CN112520817A (en) * | 2020-12-18 | 2021-03-19 | 珠海格力电器股份有限公司 | Reverse osmosis water purification system control method and device and reverse osmosis water purification system |
| CN114409110A (en) * | 2022-01-06 | 2022-04-29 | 佛山市美的清湖净水设备有限公司 | Water purification system |
-
2010
- 2010-07-05 CN CN2010202470085U patent/CN201713397U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108455705A (en) * | 2017-02-20 | 2018-08-28 | 黄新生 | Intelligent energy-saving water purifier system |
| CN112520817A (en) * | 2020-12-18 | 2021-03-19 | 珠海格力电器股份有限公司 | Reverse osmosis water purification system control method and device and reverse osmosis water purification system |
| CN114409110A (en) * | 2022-01-06 | 2022-04-29 | 佛山市美的清湖净水设备有限公司 | Water purification system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NANJING OCEAN WATER TREATMENT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: NANJING DAYANG COOLING TOWER CO., LTD. Effective date: 20141215 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141215 Address after: 211302, No. 227, double high road, painted Town, Gaochun District, Jiangsu, Nanjing Patentee after: Nanjing Dayang Water Treatment Technology Co., Ltd. Address before: 211302 No. 227, double high road, Gaochun Development Zone, Jiangsu, Nanjing, China Patentee before: Nanjing Dayang Cooling Tower Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: NANJING OCEAN COOLING SYSTEM TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: NANJING OCEAN WATER TREATMENT TECHNOLOGY CO., LTD. Effective date: 20150812 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150812 Address after: 211302, No. 3 Tan Avenue, Gaochun Economic Development Zone, Nanjing, Jiangsu Patentee after: Nanjing Dayang Cooling Tower Co., Ltd. Address before: 211302, No. 227, double high road, painted Town, Gaochun District, Jiangsu, Nanjing Patentee before: Nanjing Dayang Water Treatment Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110119 Termination date: 20150705 |
|
| EXPY | Termination of patent right or utility model |