CN101402024B - Ozone supply apparatus - Google Patents
Ozone supply apparatus Download PDFInfo
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- CN101402024B CN101402024B CN2008101374158A CN200810137415A CN101402024B CN 101402024 B CN101402024 B CN 101402024B CN 2008101374158 A CN2008101374158 A CN 2008101374158A CN 200810137415 A CN200810137415 A CN 200810137415A CN 101402024 B CN101402024 B CN 101402024B
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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
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention relates to an ozone supply device, which aims to solve the problems in the prior art of low ozone utilization rate, large oxygen consumption and generation of tail gas pollution, wherein an outlet of an oxygen supply device 3 is communicated with the input end of a control valve the output end of which is communicated with the input end of a gas drier through a connecting pipe; the output end of the gas drier is communicated with the input end of an ozone generating tube through a pipe; the output end of the ozone generating tube is communicated with the input end of a hollow-fiber membrane module through a pipe; the output end of the hollow-fiber membrane module is communicated with the input end of a measuring and circulating pump through a pipe; and the output end of the measuring and circulating pump is communicated with the connecting pipe through a pipe. The ozone supply device supplies ozone to a reaction system through a hollow fiber membrane, and makes the ozoneenter into a water treatment system through micropressure under the condition of no bubbling; and the ozone utilization rate is near 100 percent and the oxygen is recycled, so that the problems of tail gas emission and pollution do not exist.
Description
Technical field
The present invention relates to a kind of ozone supply apparatus.
Background technology
Ozone at first appears at water treatment field as a kind of disinfectant.Found that ozone control smells, distinguish the flavor of, the ability of removal colourity, iron oxide and manganese but people are very fast.Adopt ozone Oxidation Treatment organic wastewater reaction speed fast, the treatment effeciency height.Though ozone has a wide range of applications, also exist some shortcomings on its preparation, the technique for applying in water treatment.Industrial main at present use voltolising legal system is equipped with ozone, even if pass through region of discharge with purity oxygen, its ozone generating amount also only is 2～3%.Because adopt traditional aeration form to provide ozone in the technology mostly in pending water, therefore, the ozone mixed air of being produced is after entering reaction system, a large amount of oxygen just falls as exhaust emissions with the form of bubble.Simultaneously, the ozone that enters water body also only has part to dissolve in participation reaction in the water, also has some ozone together to discharge with bubble, causes the utilization ratio of ozone in the system not high.And, overlap exhaust gas processing device so often need in reaction system, add one in addition because ozone has harm to human body, and be used for the ozone of overflowing in the processing reaction system, cause processing cost also to increase.Therefore, how improving oxygen utilization rate and the ozone utilization rate in the ozone application process when ozone takes place, is the key issue that reduces the ozone application cost.Utilizing hollow-fibre membrane that gas is provided in water is the technology that latest developments are got up, i.e. bubble-free aeration technology.So-called bubble-free aeration is for traditional bubble type plenum system, is meant the plenum system of no naked eyes visible bubble in bubble in the liquid phase.Allow gas flow in the tube chamber of hydrophobic hollow fiber microporous barrier, liquid phase flows outside pipe, and under the promotion of film both sides partial pressure of oxygen difference, the micropore on the intraluminal gas permeation membranous wall diffuses in the outer liquid of pipe.Because the aperture of membrane micropore is very little, hole density is high again, and gas is highly dispersed in film, and no macroscopic bubble produces in the mass transport process, and mass transfer reaches optimum.This technology is under the situation that does not produce the naked eyes visible bubble in bubble, directly gas is dissolved in the water body, not only can cut down the consumption of energy, and can improve aeration efficient greatly, particularly under the situation of using ozone, because the solubility of ozone in water is bigger, can accesses very high ozone mass tranfer coefficient and be bordering on 100% utilization rate.Simultaneously, owing in aeration process, do not produce bubble, can avoid in the air feed process, producing foam and take volatile organic matter in the water out of, and problem such as ozone tail gas pollution.
Summary of the invention
The objective of the invention is for ozone utilization rate in the solution prior art is not high, oxygen demand produces the problem of tail gas pollution very much, and a kind of ozone supply apparatus is provided.
The present invention includes the oxygen feedway, first gas flowmeter, first control valve, the voltage stabilizing control device, gas-drying apparatus, ozone generating pipe, the ozone generating pipe power supply, hollow fiber film assembly, the metering circulating pump, the ozone concentration detector, second gas flowmeter, check-valves and emptying valve, tube connector, the liquid pump, second control valve, still for ozone reactor and fluid flowmeter, the outlet of oxygen feedway is communicated with by the input of pipeline with first control valve, the output of first control valve is communicated with the input of gas-drying apparatus by tube connector, the output of gas-drying apparatus is communicated with the input of ozone generating pipe by pipeline, the output of ozone generating pipe is communicated with the input of hollow fiber film assembly by pipeline, the output of hollow fiber film assembly is communicated with by the input of pipeline with the metering circulating pump, metering circulation delivery side of pump is communicated with tube connector by pipeline, be connected with the ozone generating pipe power supply on the ozone generating pipe, the input of ozone concentration detector is communicated with metering circulation delivery side of pump by pipeline, the input of second gas flowmeter is communicated with by the output of pipeline with the ozone concentration detector, the output of second gas flowmeter is communicated with tube connector by pipeline, first gas flowmeter is arranged on the pipeline between first control valve and the oxygen feedway, the voltage stabilizing control device is arranged on the pipeline between first control valve and the gas-drying apparatus, check-valves is arranged on the pipeline between second gas flowmeter and the tube connector, the emptying valve is arranged on the pipeline between ozone generating pipe and the hollow fiber film assembly, hollow fiber film assembly is arranged on still in the ozone reactor, still input for ozone reactor is communicated with by the output of pipeline with second control valve, the input of second control valve is communicated with the liquid delivery side of pump by pipeline, and the input of fluid flowmeter is communicated with still output for ozone reactor by pipeline.
The present invention compared with prior art has following beneficial effect:
One, the present invention provides ozone by hollow-fibre membrane in reaction system, utilizes ozone that the characteristics of bigger solubility are arranged in water, makes ozone enter water treatment system under the situation of no bubbling by minute-pressure power, and ozone utilization rate is near 100%.Two, adopting pure oxygen is the system that raw material circulates preparation ozone, the efficiency of ozone generation height, and oxygen is recycling, and oxygen utilization rate is improved greatly.Three, ozone is consumed in course of reaction or dissolves, and remaining oxygen is recycled, and does not have exhaust emissions and pollution problem.Four, the present invention utilizes still supply technology and the recycling device of gas, has improved the service efficiency of ozone when saving oxygen expenditure.
Description of drawings
Fig. 1 is the overall structure stereogram of ozone supply apparatus of the present invention, and Fig. 2 is the structural representation of the specific embodiment four, and Fig. 3 is the structural representation of the specific embodiment five.Fig. 4 is the work schematic diagram of hollow fiber film assembly 10.
The specific embodiment
The specific embodiment one: present embodiment is described in conjunction with Fig. 1 and Fig. 4, present embodiment comprises oxygen feedway 3, first control valve 5, gas-drying apparatus 7, ozone generating pipe 8, ozone generating pipe power supply 9, hollow fiber film assembly 10, metering circulating pump 11 and tube connector 16, the outlet of oxygen feedway 3 is communicated with by the input of pipeline with first control valve 5, the output of first control valve 5 is communicated with the input of gas-drying apparatus 7 by tube connector 16, the output of gas-drying apparatus 7 is communicated with by the input of pipeline with ozone generating pipe 8, the output of ozone generating pipe 8 is communicated with the input 10-1 of hollow fiber film assembly 10 by pipeline, the output 10-2 of hollow fiber film assembly 10 is communicated with by the input of pipeline with metering circulating pump 11, the output of metering circulating pump 11 is communicated with tube connector 16 by pipeline, is connected with ozone generating pipe power supply 9 on the ozone generating pipe 8.Hollow fiber film assembly 10 is arranged in the reactor 2, constantly come the ozone of supplement consumed to the water body air feed, make water body oxidation reaction balance, fully, utilizing hollow fiber film assembly 10 that gas is provided in water is bubble-free aeration technology, this technology is under the situation that does not produce the naked eyes visible bubble in bubble, directly gas is dissolved in the water body, not only can cut down the consumption of energy, and can improve aeration efficient greatly, particularly under the situation of using ozone, because the solubility of ozone in water is bigger, can accesses very high ozone mass tranfer coefficient and be bordering on 100% utilization rate.Simultaneously, owing in aeration process, do not produce bubble, can avoid in the air feed process, producing foam and take volatile organic matter in the water out of, and problem such as ozone tail gas pollution.Remaining tail gas returns ozone generating pipe 8 by metering circulating pump 11, utilizes again.
The specific embodiment two: present embodiment is described in conjunction with Fig. 2, the difference of the present embodiment and the specific embodiment one is: it also increases the ozone concentration detector 12 and second gas flowmeter 13, the input of ozone concentration detector 12 is communicated with by the output of pipeline with metering circulating pump 11, the input of second gas flowmeter 13 is communicated with by the output of pipeline with ozone concentration detector 12, and the output of second gas flowmeter 13 is communicated with tube connector 16 by pipeline.Ozone concentration detector 12 can be determined gas residual ozone concentration after reacting, and returns ozone generating pipe 8 after the gas after the ozone concentration analysis is by second gas flowmeter 13.Other composition and connected relation are identical with the specific embodiment one.
The specific embodiment three: present embodiment is described in conjunction with Fig. 2, the difference of the present embodiment and the specific embodiment one is: it also increases first gas flowmeter 4 and voltage stabilizing control device 6, first gas flowmeter 4 is arranged on the pipeline between first control valve 5 and the oxygen feedway 3, and voltage stabilizing control device 6 is arranged on the pipeline between first control valve 5 and the gas-drying apparatus 7.First gas flowmeter 4 is used for monitoring the quantity delivered of oxygen source, can make ozone keep stable, sustainable supply in whole reaction system by ozone supply generator tube 8, the first gas flowmeters 4 and voltage stabilizing control device 6 after 6 voltage stabilizings of voltage stabilizing control device.Other composition and connected relation are identical with the specific embodiment two.
The specific embodiment four: present embodiment is described in conjunction with Fig. 2, the difference of the present embodiment and the specific embodiment one is: it also increases check-valves 14 and emptying valve 15, check-valves 14 is arranged on the pipeline between second gas flowmeter 13 and the tube connector 16, and emptying valve 15 is arranged on the pipeline between ozone generating pipe 8 and the hollow fiber film assembly 10.Check-valves 14 can prevent the oxygen circuit adverse current, guarantees that the gas circuit circulation is normal.When ozone concentration detector 12 detects system exception,, guarantee security of system work with closing ozonizer power supply 9 automatically and the residual gas in the loop being passed through atmospheric valve 15 emptying.Other composition and connected relation are identical with the specific embodiment three.
The specific embodiment five: present embodiment is described in conjunction with Fig. 3, the difference of the present embodiment and the specific embodiment one is: it also increases liquid pump 17, second control valve 18, still for ozone reactor 19 and fluid flowmeter 20, hollow fiber film assembly 10 is arranged on still in the ozone reactor 19, still input for ozone reactor 19 is communicated with by the output of pipeline with second control valve 18, the input of second control valve 18 is communicated with by the output of pipeline with liquid pump 17, and the input of fluid flowmeter 20 is communicated with still output for ozone reactor 19 by pipeline.The pipeline of the input of liquid pump 17 passes in the reactor 2, and the reactant liquor 1 in the reactor 2 is delivered to still the confession through liquid pump 17 and by hollow fiber film assembly 10 ozone is dissolved in the liquid phase in the ozone reactor 19, and remnant oxygen is returned in the ozone generating pipe 8.Second control valve 18 and fluid flowmeter 20 can be regulated fluid flow.Other composition and connected relation are identical with the specific embodiment four.
Operation principle: oxygen contains ozone gas by ozone generating pipe 8 generations behind first control valve 5 and gas-drying apparatus 7, the mist that contains ozone and oxygen is during by hollow fiber film assembly 10, because the solubility of ozone in water is bigger, ozone can diffuse into through the micropore 10-3 on hollow fiber film assembly 10 walls in the outer reactant liquor 1 of pipe, and remaining oxygen is recycled by metering circulating pump 11 circulation feeding tube connectors 16.
Below by description of test treatment effect of the present invention.This experiment utilizes ozone to the water body sterilization that carries out disinfection, and characterizes the validity of this method and apparatus with total number of bacteria and coliform inactivation ratio.When different oxygen use amount to water in total number of bacteria and coliform inactivation ratio as shown in Table 1 and Table 2, oxygen flow is gas flowmeter 4 places and No. two gas flowmeter 13 numerical value sums in the table.
Table 1
Table 2
Claims (1)
1. ozone supply apparatus, it is characterized in that: it comprises oxygen feedway (3), first gas flowmeter (4), first control valve (5), voltage stabilizing control device (6), gas-drying apparatus (7), ozone generating pipe (8), ozone generating pipe power supply (9), hollow fiber film assembly (10), metering circulating pump (11), ozone concentration detector (12), second gas flowmeter (13), check-valves (14) and emptying valve (15), tube connector (16), liquid pump (17), second control valve (18), still for ozone reactor (19) and fluid flowmeter (20), the outlet of oxygen feedway (3) is communicated with by the input of pipeline with first control valve (5), the output of first control valve (5) is communicated with the input of gas-drying apparatus (7) by tube connector (16), the output of gas-drying apparatus (7) is communicated with by the input of pipeline with ozone generating pipe (8), the output of ozone generating pipe (8) is communicated with the input (10-1) of hollow fiber film assembly (10) by pipeline, the output (10-2) of hollow fiber film assembly (10) is communicated with by the input of pipeline with metering circulating pump (11), the output of metering circulating pump (11) is communicated with tube connector (16) by pipeline, be connected with ozone generating pipe power supply (9) on the ozone generating pipe (8), the input of ozone concentration detector (12) is communicated with by the output of pipeline with metering circulating pump (11), the input of second gas flowmeter (13) is communicated with by the output of pipeline with ozone concentration detector (12), the output of second gas flowmeter (13) is communicated with tube connector (16) by pipeline, first gas flowmeter (4) is arranged on the pipeline between first control valve (5) and the oxygen feedway (3), voltage stabilizing control device (6) is arranged on the pipeline between first control valve (5) and the gas-drying apparatus (7), check-valves (14) is arranged on the pipeline between second gas flowmeter (13) and the tube connector (16), emptying valve (15) is arranged on the pipeline between ozone generating pipe (8) and the hollow fiber film assembly (10), hollow fiber film assembly (10) is arranged on still in the ozone reactor (19), still input for ozone reactor (19) is communicated with by the output of pipeline with second control valve (18), the input of second control valve (18) is communicated with by the output of pipeline with liquid pump (17), and the input of fluid flowmeter (20) is communicated with still output for ozone reactor (19) by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101374158A CN101402024B (en) | 2008-10-29 | 2008-10-29 | Ozone supply apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101374158A CN101402024B (en) | 2008-10-29 | 2008-10-29 | Ozone supply apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101402024A CN101402024A (en) | 2009-04-08 |
| CN101402024B true CN101402024B (en) | 2010-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101374158A Expired - Fee Related CN101402024B (en) | 2008-10-29 | 2008-10-29 | Ozone supply apparatus |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2490916A (en) * | 2011-05-17 | 2012-11-21 | Bioquell Uk Ltd | An apparatus and method for producing ozone |
| CN102515110B (en) * | 2011-11-18 | 2014-12-17 | 青岛国林实业股份有限公司 | Method and system for recycling oxygen |
| CN103624079B (en) * | 2013-12-05 | 2015-08-05 | 沈阳环境科学研究院 | The circulating ozone Oxidation Treatment system of contaminated soil |
| CN103819020B (en) * | 2014-02-20 | 2015-05-20 | 广州中国科学院先进技术研究所 | Combined water purifying device and method |
| CN104803469A (en) * | 2015-05-15 | 2015-07-29 | 天津理工大学 | Ozone, ultraviolet light and ultrasonic wave synergistic wastewater treatment device and working method thereof |
| CN109851104A (en) * | 2019-02-21 | 2019-06-07 | 北京伟创力科技股份有限公司 | A kind of oil gas field high slat-containing wastewater processing method and equipment |
| CN109748377A (en) * | 2019-03-25 | 2019-05-14 | 贺宝莹 | Pure oxygen recycles ozone treatment sewage method processed |
| CN111298161B (en) * | 2019-12-09 | 2021-11-16 | 河北华沃环保科技有限责任公司 | Deodorization sterilizing equipment based on ozone and odorless garbage room with same |
| CN112093303B (en) * | 2020-08-19 | 2022-07-19 | 江苏全卓软件科技有限公司 | Membrane type water sealer and storage tank waste gas collecting system and method using same |
| CN113716677B (en) * | 2021-08-24 | 2023-05-05 | 广东工业大学 | Drinking water ozone oxidation device and process with low NDMA (non-natural gas) generation |
| CN114715852A (en) * | 2022-03-17 | 2022-07-08 | 东莞蓝创捷特佳电子有限公司 | Ozone generator concentration control method based on temperature and humidity |
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2008
- 2008-10-29 CN CN2008101374158A patent/CN101402024B/en not_active Expired - Fee Related
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Granted publication date: 20101201 Termination date: 20131029 |