CN106745479A - A kind of short wavelength's electrodeless ultraviolet light purifies waste water/pure water device and method - Google Patents
A kind of short wavelength's electrodeless ultraviolet light purifies waste water/pure water device and method Download PDFInfo
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- CN106745479A CN106745479A CN201611027395.XA CN201611027395A CN106745479A CN 106745479 A CN106745479 A CN 106745479A CN 201611027395 A CN201611027395 A CN 201611027395A CN 106745479 A CN106745479 A CN 106745479A
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- water
- end cap
- electrodeless ultraviolet
- gas
- inner barrel
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 152
- 239000002351 wastewater Substances 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 34
- 239000007789 gas Substances 0.000 claims abstract description 57
- 239000010453 quartz Substances 0.000 claims abstract description 33
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000000498 cooling water Substances 0.000 claims abstract description 23
- 239000011261 inert gas Substances 0.000 claims abstract description 17
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 11
- 150000002367 halogens Chemical class 0.000 claims abstract description 10
- 230000015556 catabolic process Effects 0.000 claims description 40
- 238000006731 degradation reaction Methods 0.000 claims description 40
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 31
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 30
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 20
- -1 polytetrafluoroethylene Polymers 0.000 claims description 15
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 239000007800 oxidant agent Substances 0.000 claims description 7
- 230000001590 oxidative effect Effects 0.000 claims description 7
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 239000004155 Chlorine dioxide Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000003708 ampul Substances 0.000 claims description 3
- 235000019398 chlorine dioxide Nutrition 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000008246 gaseous mixture Substances 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 45
- 238000006303 photolysis reaction Methods 0.000 abstract description 6
- 230000015843 photosynthesis, light reaction Effects 0.000 abstract description 4
- 229910021642 ultra pure water Inorganic materials 0.000 abstract description 4
- 239000012498 ultrapure water Substances 0.000 abstract description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 18
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 10
- 239000007864 aqueous solution Substances 0.000 description 10
- 230000004087 circulation Effects 0.000 description 7
- 239000008367 deionised water Substances 0.000 description 7
- 229910021641 deionized water Inorganic materials 0.000 description 7
- 238000001223 reverse osmosis Methods 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 238000004088 simulation Methods 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 239000004202 carbamide Substances 0.000 description 5
- 235000013877 carbamide Nutrition 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 230000005855 radiation Effects 0.000 description 5
- 230000001954 sterilising effect Effects 0.000 description 5
- 238000004659 sterilization and disinfection Methods 0.000 description 5
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 4
- 229910052753 mercury Inorganic materials 0.000 description 4
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003911 water pollution Methods 0.000 description 2
- NHYCGSASNAIGLD-UHFFFAOYSA-N Chlorine monoxide Chemical compound Cl[O] NHYCGSASNAIGLD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
- C02F1/325—Irradiation devices or lamp constructions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/32—Details relating to UV-irradiation devices
- C02F2201/322—Lamp arrangement
- C02F2201/3223—Single elongated lamp located on the central axis of a turbular reactor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/023—Reactive oxygen species, singlet oxygen, OH radical
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a kind of short wavelength's electrodeless ultraviolet light purification waste water/pure water device and method, including electrodeless ultraviolet lamp, quartz socket tube, inner barrel, outer cylinder body, quartz socket tube, inner barrel, outer cylinder body is from inside to outside sleeved on electrodeless ultraviolet lamp successively, degraded water cavity is formed between quartz socket tube and inner barrel, cooling water cavity is formed between inner barrel and outer cylinder body, electrodeless ultraviolet lamp includes inner and outer electrodes, closed gas fill area is formed between inner and outer electrodes, inert gas is filled in gas fill area with the mixed gas or inert gas of halogen gas and the mixed gas of mercuryvapour.Device of the invention is simple to operate, clearance is high, circularly purifying, uviol lamp long lifespan, capacity usage ratio be high, not only can be with the various low concentration used water difficult to degradate of direct photolysis, and pure water can be purified, it is allowed to meet the ultra-pure water requirement of special trade, good purification, has a wide range of application, it is possible to achieve the device of industrialization.
Description
Technical field
The present invention relates to purification of waste water field, and in particular to a kind of short wavelength's electrodeless ultraviolet light purifies waste water/pure water device
And method.
Background technology
Raising recently as people to healthy awareness, drink water purifying is subject to more and more higher in daily life
Concern, next to that with the development of all trades and professions, requirement of the industry-by-industry to pure water quality is also increasingly raised.According to statistics, state
Interior running water there are problems that a lot, and such as some areas source quality is poor, pipe network is caused originally water pollution, secondary water-supply are caused
Water pollution etc..Traditional purification of water typically uses reverse osmosis unit, such as.A kind of anti-penetration water purifier discloses a kind of reverse osmosis
Saturating water purifier, including feed pipe, pretreatment unit and the reverse osmosis units being sequentially connected by water pipe of intaking, what the invention was provided
Anti-penetration water purifier not waste discharge, both saving water resource, avoided the installation of wastewater discharge pipe again.A kind of spiral-flow impact turns to high
Pressure reverse osmosis water disposal facility discloses a kind of spiral-flow impact and turns to high pressure reverse osmosis treatment device, including eddy flow entrance, inflates
Chamber, eddy flow accelerating cavity, eddy flow outlet, vertical reverse osmosis membrane assembly and horizontal reverse penetrating fluid membrane module, the invention be applied to seawater,
The field such as the desalination of bitter, wastewater treatment and food medical industry, chemical industry.However, traditional counter-infiltration purification dress
Put purification process simple, there is no bactericidal effect, in causing part bacterium and microorganism to there is water, the pure water quality for obtaining is not
Height, and the improvement of waste water is cannot be used for, it is of limited application.The current new technology on purification of waste water is more and more, such as super
Sound wave, supercritical fluid, UF membrane, plasma and ultraviolet photolysis etc..Ultraviolet light solution reaction condition is gentle, range of application
Extensively, it is practical, it is considered to be a very promising water technology, paid close attention to more and more widely.Now
The methods and applications of UV purification are being studied by existing many universities and colleges of the country and scientific research institution, as a kind of ultraviolet ray sterilization bactericidal is pure
Water installations disclose a kind of ultraviolet ray sterilization bactericidal pure water device, including stainless steel cylinder, quartz socket tube and control cabinet, mainly should
For pharmaceutical production.A kind of water purification machine discloses a kind of water purification machine, including pretreatment filters, two steps ro device, middle mistake
Filter, ultraviolet sterilization apparatus and accurate filter, it is the water purification machine good purification of invention, low cost, easy to maintain.One kind is super
Purification of water system discloses purification of water system, including PP filter element filterings equipment, active carbon layer, ultrafiltration apparatus, reverse osmosis membrane,
Ultraviolet sterilization equipment and ultra-pure water water outlet equipment, ultra-pure water is produced in the invention will be by PP filter element filterings, charcoal absorption, super
The treatment of filter equipment and a series for the treatment of such as ultraviolet sterilization, obtain that pure water quality is higher and electrical conductivity is low.But current purple
Outside line purifier, ultraviolet wavelength is more single, and energy is low, it is impossible to meet different purification of water quality requirements.At present, in photodissociation
, used as uv radiation source, radiation wavelength is single, and mercury lamp all has electrode for general mercury lamp, result in lamp tube service life it is short,
Power consumption is big, electrode material and a series of problems, such as small luminescent substance range of choice.The above-mentioned limitation pole that ordinary light source is present
The earth hinders photochemical method application in the treatment of waste water.
The content of the invention
The present invention overcome prior art to exist UV purification device middle-ultraviolet lamp wavelength is more single, energy is low, it is impossible to
Meet the problem of different purification of water quality requirements, there is provided a kind of short wavelength's electrodeless ultraviolet light purifies waste water/pure water device and method.
The technical solution adopted for the present invention to solve the technical problems is：A kind of short wavelength's electrodeless ultraviolet light purification waste water/
Pure water device and method, including electrodeless ultraviolet lamp, quartz socket tube, inner barrel, outer cylinder body, the quartz socket tube, inner barrel, outer barrel
Body is from inside to outside sleeved on electrodeless ultraviolet lamp successively, degraded water cavity is formed between the quartz socket tube and inner barrel, in institute
State and cooling water cavity is formed between inner barrel and outer cylinder body, the electrodeless ultraviolet lamp includes inner and outer electrodes, in the interior electricity
Closed gas fill area is formed between pole and the external electrode, inert gas and halogen are filled in described gas fill area
The mixed gas or inert gas of gas and mercuryvapour mixed gas.
In order to cool down fluorescent tube, it is ensured that fluorescent tube can be avoided being passed through air and bring air long lasting for luminous
Oxygen absorption ultraviolet and reduce light efficiency, improve photolysis efficiency.Two ends on the inside of quartz socket tube are provided with open support ring,
Two open support rings are respectively fitted over the two ends of the electrodeless ultraviolet lamp lamp body, in the open support ring, quartz socket tube
Closed nitrogen fill area is formed and electrodeless ultraviolet lamp between, nitrogen is filled in the nitrogen fill area.
In order to ensure to be continually fed into cooling water in the cooling water cavity between outer cylinder body and inner barrel, in making degraded water chamber
The liquid that is cleaned photodissociation purification is carried out under conditions of basic constant temperature, the two ends of the quartz socket tube outer wall are equipped with inner end cap
And supported flange, the inner end cap surrounding is connected with the inner barrel, is tightly connected between the inner end cap and quartz socket tube,
One of them described inner end cap is provided with degraded water inlet, and another described inner end cap is provided with degraded water out, described the inner
Lid is located between two supported flanges, and inner barrel two ends port is respectively equipped with outer end cap, the inner barrel with it is outer
Cavity between cylinder is closed by outer end cap, forms the cooling water cavity, is communicated with an outer end cap wherein
The cooling water inlet of the cooling water cavity, is communicated with the coolant outlet of the cavity on another described outer end cap.
In order to ensure device seal, the outer end cap is steel flange lid, and two rings are provided with the outer end cap
Shape groove, one of them described annular groove is used to install the outer cylinder body, and another described annular groove is used to install the inner barrel,
O-shaped rubber ring is equipped with two annular grooves.
In order to device seal and purification waste water/pure water device and method stable performance, high temperature resistant, acid and alkali-resistance, be difficult by
Bacterium pickup, it is to avoid purification zone carrys out secondary pollution, the sealing and connecting device of waste water is all made of stainless steel.In described
End cap is tightly connected by polytetrafluoroethylene (PTFE) closed loop with the quartz socket tube, and the polytetrafluoroethylene (PTFE) closed loop is wedge shaped, institute
State inner end cap and be provided with the breach being engaged with the polytetrafluoroethylene (PTFE) closed loop, the supported flange is towards the inner end cap
The groove mutually agreed with the polytetrafluoroethylene (PTFE) closed loop is simultaneously provided with, described supported flange is close by the polytetrafluoroethylene (PTFE)
Closed loop is pressed in the breach of the inner end cap, and the inner barrel and the outer cylinder body are stainless steel cylinder, described interior
End cap and supported flange are made of stainless steel.
Further, the electrodeless ultraviolet lamp is double-deck quartz ampoule, and the interior electrode is metal plate electrode, the external electrode
It is metal mesh electrode.
Using the method for the purification waste water/pure water of short wavelength's electrodeless ultraviolet light purification waste water/pure water device, to the gas
The mixed gas or inert gas and mercuryvapour mixed gas, the interior electricity of filling inert gas and halogen gas in fill area
High voltage power supply is provided between pole and the external electrode, after connecting the high voltage power supply, the mixed gas quilt of the gas fill area
Generation Excimer UV light is excited, is radiated to the waste water in the degraded water cavity, meanwhile, cooling is passed through in the cooling water cavity
Water.
Further, the high voltage power supply is medium-frequency pulse high voltage power supply, and discharge voltage can in the range of 0kV~15kV
Adjust.
Waste water is circulated between degraded water cavity and degradation water collecting pit for convenience, and the entrance of the degraded water cavity leads to
Piping one is connected with degradation water collecting pit, and the outlet of the degraded water cavity is connected by pipeline two with degradation water collecting pit, institute
Water circulating pump is provided between the entrance and the degradation water collecting pit of stating degraded water cavity, under water circulating pump effect, waste water
Circulated between the degraded water cavity and the degradation water collecting pit.
In order to improve wastewater degradation effect, there is oxidant in the degradation water collecting pit, described oxidant is H2O2Or two
Chlorine monoxid.
Beneficial effects of the present invention：(1) electrodeless ultraviolet lamp of the invention is luminous using dielectric barrier discharge excitation, using work(
The high voltage power supply of rate and current adjustment excites the mixed gas (rare gas, rare gas-halogen) in fluorescent tube to discharge and produces nothing
Extreme ultraviolet radiation.When carrying out purification of waste water, high voltage power supply is connected, adjust power and electric current, mixed gas are excited, and generation is accurate to divide
Sub- ultraviolet light, liquid to be treated is acted on through quartz socket tube, not only can with the various low concentration used water difficult to degradate of direct photolysis, and
And pure water can be purified, it is allowed to meet the ultra-pure water requirement of special trade.(2) present invention is in order to expand the device in purification of water quality
In range of application, have also been devised a set of cycling water purifying device (Fig. 2), circulation is adjusted according to required water quality purity requirement
Number of times, is allowed to qualified discharge.(3) it is of the invention in order to improve degradation effect, on the basis of electrodeless ultraviolet lamp direct purification waste water,
Can also be by oxidant applying, such as H in degradation water collecting pit2O2, chlorine dioxide.O and OH free radicals are produced to enter in the ranks
Oxidation is connect, purification efficiency is improved, further expands its range of application.(4) device of the invention is simple to operate, clearance is high, follows
Ring purification, uviol lamp long lifespan, capacity usage ratio is high, the purification that can be used for various wastewater, good purification, have a wide range of application,
And the device of commercial application can be realized.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural representation of a kind of short wavelength's electrodeless ultraviolet light purification waste water/pure water device of the invention and method；
Fig. 2 is the process chart of a kind of short wavelength's electrodeless ultraviolet light purification waste water/pure water device of the invention and method；
Fig. 3 is a kind of purification of short wavelength's electrodeless ultraviolet light waste water/pure water device and method China and foreign countries end cover structure of the invention
Schematic diagram；
Fig. 4 is inner end cap structure in a kind of short wavelength's electrodeless ultraviolet light purification waste water/pure water device of the invention and method
Schematic diagram.
Wherein, 1, electrodeless ultraviolet lamp；2nd, quartz socket tube；3rd, inner barrel；4th, outer cylinder body；5th, interior electrode；6th, external electrode；7th, gas
Body fill area；8th, nitrogen fill area；9th, open support ring；10th, polytetrafluoroethylene (PTFE) closed loop；11st, inner end cap；12nd, supported flange；
13rd, outer end cap；14th, O-shaped rubber ring；15th, degraded water inlet；16th, degraded water out；17th, cooling water inlet；18th, cooling water goes out
Mouthful；19th, degraded water cavity；20th, cooling water cavity；21st, breach；22nd, groove；23rd, high voltage power supply；24th, pipeline one；25th, pipeline two；
26th, water circulating pump；27th, degradation water collecting pit.
Specific embodiment
The present invention is described in more detail with reference to the accompanying drawings and detailed description.
(embodiment 1, a kind of short wavelength's electrodeless ultraviolet light purification waste water/pure water device and method)
As shown in figure 1, a kind of short wavelength's electrodeless ultraviolet light purification waste water/pure water device and the device of method of the present embodiment
Including electrodeless ultraviolet lamp 1, quartz socket tube 2, inner barrel 3, outer cylinder body 4, quartz socket tube 2, inner barrel 3, outer cylinder body 4 from inside to outside according to
It is secondary to be sleeved on electrodeless ultraviolet lamp 1, degraded water cavity 19 is formed between quartz socket tube 2 and inner barrel 3, in inner barrel 3 and outer barrel
Cooling water cavity 20 is formed between body 4, electrodeless ultraviolet lamp 1 includes interior electrode 5 and external electrode 6, between interior electrode 5 and external electrode 6
Closed gas fill area 7 is formed, the mixed gas or inertia of filling inert gas and halogen gas in gas fill area 7
Gas and mercuryvapour mixed gas.Open support ring 9, two open support rings 9 are provided with the two ends of the inner side of quartz socket tube 2
The two ends of the lamp body of electrodeless ultraviolet lamp 1 are respectively fitted over, form close between open support ring 9, quartz socket tube 2 and electrodeless ultraviolet lamp 1
The nitrogen fill area 8 for closing, the filling nitrogen in nitrogen fill area 8.The two ends of the outer wall of quartz socket tube 2 are equipped with inner end cap 11 and pressure
Tight flange 12, the surrounding of inner end cap 11 is connected with inner barrel 3, is tightly connected between inner end cap 11 and quartz socket tube 2, one of them
Inner end cap 11 is provided with degraded water inlet 15, and another inner end cap 11 is provided with degraded water out 16, and inner end cap 11 is located at two
Between supported flange 12, the two ends port of inner barrel 3 is respectively equipped with outer end cap 13, and the cavity between inner barrel 3 and outer cylinder body 4 leads to
Cross outer end cap 13 to close, form cooling water cavity 20, be communicated with the cooling water of cooling water cavity on an outer end cap 13 wherein
Entrance 17, is communicated with the coolant outlet 18 of cavity on another outer end cap 13.Outer end cap 13 is steel flange lid, such as
Shown in Fig. 3, two annular grooves are provided with outer end cap 13, one of annular groove is used to install outer cylinder body 4, another annular groove
For installing inner barrel 3, O-shaped rubber ring 14 is equipped with two annular grooves.Inner end cap 11 passes through polytetrafluoroethylene (PTFE) closed loop 10
It is tightly connected with quartz socket tube 2, polytetrafluoroethylene (PTFE) closed loop 10 is wedge shaped, inner end cap 11 is provided with and polytetrafluoroethylene (PTFE) closed loop
The breach 21 being engaged, as shown in figure 4, supported flange 12 is provided with and polytetrafluoroethylene (PTFE) closed loop towards the one side of inner end cap 11
Be pressed on polytetrafluoroethylene (PTFE) closed loop 10 in the breach 21 of inner end cap 11 by the groove 22 for mutually agreeing with, supported flange 12, inner barrel 3
Stainless steel cylinder is with outer cylinder body 4, inner end cap 11 and supported flange 12 are made of stainless steel.Electrodeless ultraviolet lamp 1
Lamp body be double-deck quartz ampoule, interior electrode 5 is metal plate electrode, and external electrode 6 is metal mesh electrode.To being filled out in gas fill area 7
The mixed gas or inert gas and mercuryvapour mixed gas of filling with inert gas and halogen gas, between interior electrode 5 and external electrode 6
High voltage power supply 23 is provided with, after connecting high voltage power supply 23, the mixed gas of gas fill area 7 are excited and produce Excimer UV light,
Radiated to the waste water in degraded water cavity 19, meanwhile, it is passed through cooling water in cooling water cavity 20.High voltage power supply 23 is that medium-frequency pulse is high
Voltage source, discharge voltage is adjustable in the range of 0kV~15kV.Degraded water inlet 15 is by pipeline 1 and degradation water collecting pit 27
Connection, degraded water out 16 is connected by pipeline 2 25 with degradation water collecting pit 27, degrade water inlet 15 and degradation water collecting pit
Water circulating pump 26 is provided between 27, under the effect of water circulating pump 26, waste water is between degraded water cavity 19 and degradation water collecting pit 27
Circulate.There is oxidant in degradation water collecting pit 27, oxidant is H2O2Or chlorine dioxide.
(embodiment 2, a kind of short wavelength's electrodeless ultraviolet lamp are used to simulate micro-content organism degraded in aqueous solution of urea)
A kind of method of short wavelength's electrodeless ultraviolet light purifying carbamide water of the present embodiment uses the device described in embodiment 1,
Initial concentration is 44.2mg/L aqueous solution of urea, and corresponding total content of organic carbon (TOC) is 10.2mg/L, simulates aqueous solution of urea
The method of middle micro-content organism degraded specifically includes following steps：
1. gas fill area is vacuumized, the mixed gas or inertia of inert gas and halogen gas is then filled thereto
Gas and mercuryvapour mixed gas.
2. high voltage power supply is opened, the mixed gas of gas fill area are excited generation Excimer UV light to degraded water cavity spoke
Penetrate, Excimer UV radiation wavelength is 185nm.
It is net that aqueous solution of urea is passed through short wavelength's electrodeless ultraviolet waste water with the flow velocity of 0.5~3L/h from degradation water collecting pit
The device of change, circulation is multiple, and waste water stops 5.7min in reactor, and TOC clearances are 56.2%.
(embodiment 3, a kind of short wavelength's electrodeless ultraviolet lamp are used to simulate micro-content organism drop in the methyl ethyl ketone aqueous solution
Solution)
A kind of method of short wavelength's electrodeless ultraviolet light purification methyl ethyl ketone aqueous solution of the present embodiment uses the institute of embodiment 1
The device stated, initial concentration is the 31.2mg/L methyl ethyl ketone aqueous solution, and addition concentration is in the methyl ethyl ketone aqueous solution
1.0mg/LH2O2, corresponding total content of organic carbon (TOC) is 20.2mg/L, micro-content organism in the simulation methyl ethyl ketone aqueous solution
The method of degraded specifically includes following steps：
1. gas fill area is vacuumized, then thereto the filling inert gas of filling inert gas and halogen gas with
The mixed gas or mixed gas or inert gas of halogen gas and mercuryvapour mixed gas.
2. high voltage power supply is opened, the mixed gas of gas fill area excite generation radiation by KrI* Excimer lamps, and wavelength is
207nm, the methyl ethyl ketone aqueous solution is passed through short wavelength's electrodeless ultraviolet from degradation water collecting pit and gives up with the flow velocity of 0.5~3L/h
The device of Water warfare, circulation is multiple, and waste water stops 2.5min in reactor, and TOC clearances are 86.2%.
(tap water purifying that embodiment 4, a kind of short wavelength's electrodeless ultraviolet lamp are used in simulation laboratory)
The method of the tap water purifying in a kind of short wavelength's electrodeless ultraviolet light simulation laboratory of the present embodiment is using implementation
Device described in example 1, the method for the tap water purifying in simulation laboratory specifically includes following steps：
As different from Example 1, it is the mercury lamp of 207nm to use wavelength, and the initial total content of organic carbon of running water (TOC) is
1-4mg/L, the initial pH of running water are 6~7.The running water for taking certain volume is poured into degradation water collecting pit, and water circulating pump is from drop
Running water is sucked in solution water collecting pit, is degraded in the device for injecting short wavelength's electrodeless ultraviolet purification of waste water, after degraded
Liquid flows into degradation water collecting pit, and the device for reentering short wavelength's electrodeless ultraviolet purification of waste water by water circulating pump is dropped
Solution, after 5 times circulate, collection degradation water is detected from degradation water collecting pit, and the aqueous concentration of running water is 200ppb,
Degradation rate is up to more than 50%.
(the deionized water purification that embodiment 5, a kind of short wavelength's electrodeless ultraviolet lamp are used in simulation laboratory)
Device described in embodiment 1, the method for the deionized water purification in simulation laboratory specifically includes following steps：
As different from Example 1, it is the mercury lamp Xe initial totals content of organic carbon of lamp deionized water of 172nm to use wavelength
(TOC) it is 200-400 μ g/L, the initial pH of deionized water is 6~7.The deionized water for taking certain volume pours into degradation water collecting pit
In, water circulating pump sucks deionized water from degradation water collecting pit, injects in the device of short wavelength's electrodeless ultraviolet purification of waste water
Degraded, the liquid after degraded flows into degradation water collecting pit, reentering short wavelength's electrodeless ultraviolet by water circulating pump gives up
The device of Water warfare is degraded, and after 7 circulations, collection degradation water is detected from degradation water collecting pit, deionized water
Aqueous concentration is 60-100 μ g/L, and degradation rate substantially meets the requirement of semiconductor and pharmacy industry to pure water up to more than 50%.
See Fig. 2, the present invention have also been devised a set of circulation water purification to expand range of application of the device in purification of water quality
Device, the number of times of circulation is adjusted according to required water quality purity requirement.Idiographic flow is：Water circulating pump is from degradation water collecting pit
Degradation solution is treated in middle suction, is degraded in the degraded water chamber injected in the device of electrodeless ultraviolet purification of waste water, after degraded
Liquid flows into degradation water collecting pit, reenters reactor by water circulating pump and is degraded, and repeatedly after circulation, is received from degradation water
Degradation water is collected in collection pond to be detected, the water in degradation water collecting pit is discharged or collected after reaching requirement, refill
New treats degradation solution, is degraded according to above-mentioned steps.
It should be appreciated that specific embodiment described above is only used for explaining the present invention, it is not intended to limit the present invention.By
Obvious change that spirit of the invention is extended out or among changing still in protection scope of the present invention.
Claims (10)
1. a kind of short wavelength's electrodeless ultraviolet light purifies waste water/pure water device and method, it is characterised in that：Including electrodeless ultraviolet lamp
(1), quartz socket tube (2), inner barrel (3), outer cylinder body (4), the quartz socket tube (2), inner barrel (3), outer cylinder body (4) are from introversion
It is sleeved on successively on electrodeless ultraviolet lamp (1) outward, degraded water cavity (19) is formed between the quartz socket tube (2) and inner barrel (3),
Cooling water cavity (20) is formed between the inner barrel (3) and outer cylinder body (4), the electrodeless ultraviolet lamp (1) includes interior electrode (5)
With external electrode (6), closed gas fill area (7) is formed between the interior electrode (5) and the external electrode (6), described
Gas fill area (7) in filling inert gas and halogen gas mixed gas or inert gas and mercuryvapour gaseous mixture
Body.
2. short wavelength's electrodeless ultraviolet light according to claim 1 purifies waste water/pure water device and method, it is characterised in that：
Two ends on the inside of quartz socket tube (2) are provided with open support ring (9), and two open support rings (9) are respectively fitted over institute
The two ends of electrodeless ultraviolet lamp (1) lamp body are stated, in the open support ring (9), between quartz socket tube (2) and electrodeless ultraviolet lamp (1)
Closed nitrogen fill area (8) is formed, the filling nitrogen in the nitrogen fill area (8).
3. short wavelength's electrodeless ultraviolet light according to claim 1 purifies waste water/pure water device and method, it is characterised in that：
The two ends of quartz socket tube (2) outer wall are equipped with inner end cap (11) and supported flange (12), inner end cap (11) surrounding with
The inner barrel (3) is connected, and is tightly connected between the inner end cap (11) and quartz socket tube (2), one of them described the inner
Lid (11) is provided with degraded water inlet (15), and another described inner end cap (11) is provided with degraded water out (16), described the inner
Between two supported flanges (12), inner barrel (3) the two ends port is respectively equipped with outer end cap (13) to lid (11),
Cavity between the inner barrel (3) and outer cylinder body (4) is closed by outer end cap (13), forms the cooling water cavity (20),
The cooling water inlet (17) of the cooling water cavity is communicated with one of them described outer end cap (13), it is described outer at another
The coolant outlet (18) of the cavity is communicated with end cap (13).
4. short wavelength's electrodeless ultraviolet light according to claim 3 purifies waste water/pure water device and method, it is characterised in that：
The outer end cap (13) is steel flange lid, and two annular grooves are provided with the outer end cap (13), one of them described ring
Shape groove is used to install the outer cylinder body (4), and another described annular groove is used to install the inner barrel (3), two annulars
O-shaped rubber ring (14) is equipped with groove.
5. the short wavelength's electrodeless ultraviolet light according to claim 3 or 4 purifies waste water/pure water device and method, and its feature exists
In：The inner end cap (11) is tightly connected by polytetrafluoroethylene (PTFE) closed loop (10) with the quartz socket tube (2), the polytetrafluoro
Ethene closed loop (10) is wedge shaped, and the inner end cap (11) is provided with the breach being engaged with the polytetrafluoroethylene (PTFE) closed loop
(21), the supported flange (12) is provided with and the polytetrafluoroethylene (PTFE) closed loop phase contract towards the one side of the inner end cap (11)
The polytetrafluoroethylene (PTFE) closed loop (10) is pressed on the inner end cap (11) by the groove (22) of conjunction, described supported flange (12)
The breach (21) in, the inner barrel (3) and the outer cylinder body (4) are stainless steel cylinder, the inner end cap (11) and
Supported flange (12) is made of stainless steel.
6. short wavelength's electrodeless ultraviolet light according to claim 1 purifies waste water/pure water device and method, it is characterised in that：
The lamp body of the electrodeless ultraviolet lamp (1) is double-deck quartz ampoule, and the interior electrode (5) is metal plate electrode, and the external electrode (6) is
Metal mesh electrode.
7. using the method for purifying waste water of claim 1~5 any one described device, it is characterised in that：Filled out to the gas
The mixed gas or inert gas and mercuryvapour mixed gas of filling inert gas and halogen gas in area (7) are filled, it is described interior
High voltage power supply (23) is provided between electrode (5) and the external electrode (6), after connecting the high voltage power supply (23), the gas is filled out
The mixed gas for filling area (7) are excited generation Excimer UV light, are radiated to the waste water in degraded water cavity (19), meanwhile,
Cooling water is passed through in the cooling water cavity (20).
8. method according to claim 7, it is characterised in that：The high voltage power supply (23) is medium-frequency pulse high voltage power supply,
Discharge voltage is adjustable in the range of 0kV~15kV.
9. method according to claim 7, it is characterised in that：The entrance of degraded water cavity (19) passes through pipeline one (24)
It is connected with degradation water collecting pit (27), the outlet of degraded water cavity (19) is by pipeline two (25) and degradation water collecting pit (27)
Connection, is provided with water circulating pump (26), described between the entrance of degraded water cavity (19) and the degradation water collecting pit (27)
Under water circulating pump (26) effect, waste water is circulated between degraded water cavity (19) and the degradation water collecting pit (27).
10. method according to claim 9, it is characterised in that：There is oxidant in the degradation water collecting pit (27), it is described
Oxidant be H2O2Or chlorine dioxide.
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