CN201473426U - Micro-pollution raw water processing device used for water supply of boiler - Google Patents
Micro-pollution raw water processing device used for water supply of boiler Download PDFInfo
- Publication number
- CN201473426U CN201473426U CN2009202350606U CN200920235060U CN201473426U CN 201473426 U CN201473426 U CN 201473426U CN 2009202350606 U CN2009202350606 U CN 2009202350606U CN 200920235060 U CN200920235060 U CN 200920235060U CN 201473426 U CN201473426 U CN 201473426U
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- water
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- reverse osmosis
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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
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Abstract
The utility model discloses a micro-pollution raw water processing device used for the water supply of a boiler, which comprises a pressure type membrane bio-reactor, an ultraviolet sterilizer, a solar heat collector, a heat-insulation water tank, a water pump, a precise filter and a reverse osmosis component, wherein a water outlet of the pressure type membrane bio-reactor is connected with a water inlet of the ultraviolet sterilizer, a water outlet of the ultraviolet sterilizer is connected with a water inlet pipe of the solar heat collector, a water outlet pipe of the solar heat collector is connected with the heat-insulation water tank, a temperature-control device is arranged in the heat-insulation water tank, a water outlet of the heat-insulation water tank is connected with a water inlet of the water pump, a water outlet of the water pump is connected with a water inlet of the precise filter, and a water outlet of the precise filter is connected with the reverse osmosis membrane component. After being clarified, raw water enters the pressure type membrane bio-reactor for degrading organic substances in the water and flows into the solar heat collector after the raw water is sterilized by the ultraviolet sterilizer, the influent water temperature of reverse osmosis is enhanced by solar energy, and then the high-pressure water pump is utilized to deliver the raw water into the precise filter and a reverse osmosis host machine for carrying out purification.
Description
Technical field
The utility model relates to a kind of sewage disposal device, is a kind of treatment unit that is used for the micro-polluted raw of boiler feedwater specifically.
Background technology
Existing Boiler water Feeding System technology mainly contains two kinds of ion exchange method and reverse osmosis methodes.Ion exchange method is a conventional processes, and system utilizes the functional group of ion exchange resin and the yin, yang ion in the water to exchange, and plays the effect that removes ion and purify water.But system is subject to the raw water quality influence cycle of operation.When former water saltiness surpasses the scope of application, system will be difficult to operation.And interchanger regeneration is frequent when water quality is relatively poor, the labor strength height, and system's soda acid consumption height, water pollution is big to external world.
Reverse osmosis technology has the ratio of desalinization height as a kind of novel water technology, does not produce acidic and alkaline waste water, and equipment is simple, is easy to program controlly, and advantage such as floor space is little is widely used in Boiler water Feeding System at present.
But along with development of industry and agriculture and process of urbanization, a lot of water bodys all in various degree be subjected to pollution, particularly organic micro-pollution.When using traditional reverse osmosis technology and handling the former water of this class, the organism of trace can cause organic contamination in the accumulation of reverse osmosis face, can grow microorganism at face simultaneously, causes serious biological pollution.Film will be in case after polluting, its mis-behave will significantly shorten its work-ing life, cause the remarkable increase of processing cost.
The utility model content
The purpose of this utility model is to overcome traditional reverse osmosis technology and is subject to the deficiency that micro-polluted raw pollutes, and proposes a kind of treatment unit that is used for the micro-polluted raw of boiler feedwater.
The utility model is used for the treatment unit of the micro-polluted raw of boiler feedwater, comprises pressure type membrane bioreactor, ultraviolet Sterilizers, solar energy collector, attemperater, water pump, accurate filter and reverse osmosis module;
The water outlet of pressure type membrane bioreactor is connected with the water-in of ultraviolet Sterilizers, the water outlet of ultraviolet Sterilizers is connected with the water inlet pipe of solar energy collector, the rising pipe of solar energy collector is connected with attemperater, be provided with temperature control unit in the attemperater, the water outlet of attemperater is connected with the water-in of water pump, the water outlet of water pump is connected with the accurate filter water-in, and the accurate filter water outlet is connected with reverse osmosis membrane assembly; Described accurate filter is meant that the bore dia of filter core is less than or equal to 5 microns;
It is 0.2～5 micron microfiltration membrane filter core that described pressure type membrane bioreactor, its overpressure resistant barrel inside are provided with membrane pore size, and the microfiltration membrane filter core is connected with the water outlet of pressure type membrane bioreactor; Establish air-diffuser in the overpressure resistant barrel bottom, air-diffuser connects air compressor machine.
Described air-diffuser is a plane curved tube, is evenly distributed with some pores on the body, can so that the air that air compressor machine is squeezed at the overpressure resistant barrel uniform distribution.
The utility model has following beneficial effect with respect to existing sewage disposal device:
(1) by the pressure type Membrane Bioreactor for Wastewater Treatment is adopted in the little pollution in the former water, can overcome the deficiency of traditional normal pressure membrane bioreactor, by increasing the pressure in the membrane bioreactor, improve the content of dissolved oxygen in the sewage, improve micropopulation volume density and metaboilic level, thereby improve organic degradation speed, compare the normal pressure membrane bioreactor, can further reduce floor space and reduce contamination index, efficiently improve sewage treating efficiency.
(2) after the micro-polluted raw process pressure type Membrane Bioreactor for Wastewater Treatment, the organic contamination and the biological pollution that can significantly alleviate reverse osmosis membrane, the cleaning frequency of minimizing film in the work-ing life of prolongation film, reduces processing cost.
(3) utilize sun power to improve the inflow temperature of reverse osmosis, under the condition that does not reduce water production rate, reduce the reverse osmosis operating pressure, reduce power consumption; Water quality after the purification can satisfy the requirement of boiler feedwater, and water temperature is higher, can reduce the standard coal amount of heating boiler supplementary feed of being used for, thereby reduces environmental pollutant such as flue dust that coal combustion produces, sulfurous gas, carbonic acid gas;
(4) the invention process is easy, not only can be used as the supplementary feed treatment facility of boiler, also can be applied to the higher productive life water of water quality requirement, and easily existing reverse osmosis equipment be transformed, and is with the obvious advantage, has application potential widely.
Description of drawings
Fig. 1 is the treatment unit synoptic diagram of the utility model micro-polluted raw of being used for boiler feedwater.Comprising pressure type membrane bioreactor 1, ultraviolet Sterilizers 2, solar energy collector 3, attemperater 4, water pump 5, accurate filter 6 and reverse osmosis module 7.
Fig. 2 is a pressure type membrane bioreactor structural representation in the utility model.Wherein pressure type membrane bioreactor 1 comprises overpressure resistant barrel 8, microfiltration membrane filter core 9, air-diffuser 10 and air compressor machine 11, pressure type membrane bioreactor water-in 12.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further details.
As shown in Figure 1, a kind of treatment unit that is used for the micro-polluted raw of boiler feedwater comprises pressure type membrane bioreactor 1, ultraviolet Sterilizers 2, solar energy collector 3, attemperater 4, water pump 5, accurate filter 6 and reverse osmosis module 7.
The water outlet of pressure type membrane bioreactor 1 is connected with the water-in of ultraviolet Sterilizers 2, the water outlet of ultraviolet Sterilizers 2 is connected with the water inlet pipe of solar energy collector 3, the rising pipe of solar energy collector 3 is connected with attemperater 4, be provided with temperature control unit in the attemperater 4, the water outlet of attemperater 4 is connected with the water-in of water pump 5, the water outlet of water pump 5 is connected with accurate filter 6 water-ins, and accurate filter 6 water outlets are connected with reverse osmosis membrane assembly 7.Described accurate filter 6 is meant that the bore dia of filter core is less than or equal to 5 microns.
As shown in Figure 2, described pressure type membrane bioreactor 1, it is 0.2～5 micron microfiltration membrane filter core 9 that its overpressure resistant barrel 8 inside are provided with membrane pore size, microfiltration membrane filter core 9 is connected with the water outlet of pressure type membrane bioreactor 1; Establish air-diffuser 10 in overpressure resistant barrel 8 bottoms, air-diffuser connects air compressor machine 11.
Described air-diffuser is a plane curved tube, is evenly distributed with some pores on the body, can so that the air that air compressor machine is squeezed at the overpressure resistant barrel uniform distribution.
Working process of the present utility model is as follows:
The former water of little pollution is sent in the reactor with water pump continuously, suspended solids (MLSS) concentration that keeps interior sewage of membrane bioreactor and active sludge mixing muddy water is at 5000～8000mg/L, high density represents that microbe population is many like this, organic pollutant degradation is speeded up, and the volumetric loading of membrane bioreactor remains on 2.5～4.0 (kgBOD
5)/(m
3.d), start air compressor and carry out aeration, the amount of sending into by processed sewage, cooperatively interacting of the air demand for the treatment of water output and air compressor, make the pressure in the membrane bioreactor remain on 0.2～0.4Mpa, dissolved oxygen 4～6mg/L, to ensure that dissolved oxygen still can be sufficient under high MLSS concentration and the high volumetric loading condition, the sewage of handling well relies on the pressure in the reactor to pass through the filtration of microfiltration membrane filter core, flow into the ultraviolet Sterilizers back of sterilizing by the rising pipe that links to each other with the microfiltration membrane filter core and flow into solar energy collector, utilize sun power that the feed water by reverse osmosis temperature is brought up to 30～35 ℃, by attemperater with hot water storage, utilize water pump to send into accurate filter again and the reverse osmosis main frame purifies, obtain qualified product water.
Micro-polluted raw described in the utility model, be meant: micro-polluted source water, promptly index such as organism, ammonia nitrogen surpasses the middle III class water body standard of " water environment quality standard " (GB 3838-2002) and exists trace toxic to be harmful to the source water of chemical pollution and microbiological contamination.
Claims (3)
1. a treatment unit that is used for the micro-polluted raw of boiler feedwater comprises pressure type membrane bioreactor (1), ultraviolet Sterilizers (2), solar energy collector (3), attemperater (4), water pump (5), accurate filter (6) and reverse osmosis module (7); It is characterized in that:
The water outlet of pressure type membrane bioreactor (1) is connected with the water-in of ultraviolet Sterilizers (2), the water outlet of ultraviolet Sterilizers (2) is connected with the water inlet pipe of solar energy collector (3), the rising pipe of solar energy collector (3) is connected with attemperater (4), attemperater is provided with temperature control unit in (4), the water outlet of attemperater (4) is connected with the water-in of water pump (5), the water outlet of water pump (5) is connected with accurate filter (6) water-in, and accurate filter (6) water outlet is connected with reverse osmosis membrane assembly (7); Described accurate filter (6) is meant that the bore dia of filter core is less than or equal to 5 microns.
2. a kind of treatment unit that is used for the micro-polluted raw of boiler feedwater according to claim 1, it is characterized in that: described pressure type membrane bioreactor (1), it is 0.2～5 micron microfiltration membrane filter core (9) that its overpressure resistant barrel (8) inside is provided with membrane pore size, and microfiltration membrane filter core (9) is connected with the water outlet of pressure type membrane bioreactor (1); Establish air-diffuser (10) in overpressure resistant barrel (8) bottom, air-diffuser connects air compressor machine (11).
3. a kind of treatment unit that is used for the micro-polluted raw of boiler feedwater according to claim 2 is characterized in that: described air-diffuser (10) is a plane curved tube, is evenly distributed with some pores on the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202350606U CN201473426U (en) | 2009-08-19 | 2009-08-19 | Micro-pollution raw water processing device used for water supply of boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202350606U CN201473426U (en) | 2009-08-19 | 2009-08-19 | Micro-pollution raw water processing device used for water supply of boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201473426U true CN201473426U (en) | 2010-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202350606U Expired - Fee Related CN201473426U (en) | 2009-08-19 | 2009-08-19 | Micro-pollution raw water processing device used for water supply of boiler |
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| CN (1) | CN201473426U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408193A (en) * | 2013-08-16 | 2013-11-27 | 北京首钢国际工程技术有限公司 | Process for preparing desalted water for iron and steel plants with slightly polluted surface water as water source |
| CN104276653A (en) * | 2014-08-27 | 2015-01-14 | 浙江竟成环保科技有限公司 | Method for treating sewage by virtue of high-interception membrane bioreactor |
-
2009
- 2009-08-19 CN CN2009202350606U patent/CN201473426U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408193A (en) * | 2013-08-16 | 2013-11-27 | 北京首钢国际工程技术有限公司 | Process for preparing desalted water for iron and steel plants with slightly polluted surface water as water source |
| CN104276653A (en) * | 2014-08-27 | 2015-01-14 | 浙江竟成环保科技有限公司 | Method for treating sewage by virtue of high-interception membrane bioreactor |
| CN104276653B (en) * | 2014-08-27 | 2017-03-15 | 浙江竟成环保科技有限公司 | A kind of method of high retention membrane bioreactor sewage treatment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20100819 |