CN102320677A - Device for treating waste water by electron beam irradiation method - Google Patents
Device for treating waste water by electron beam irradiation method Download PDFInfo
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- CN102320677A CN102320677A CN201110249916A CN201110249916A CN102320677A CN 102320677 A CN102320677 A CN 102320677A CN 201110249916 A CN201110249916 A CN 201110249916A CN 201110249916 A CN201110249916 A CN 201110249916A CN 102320677 A CN102320677 A CN 102320677A
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Abstract
The invention discloses a device for treating waste water by an electron beam irradiation method, which comprises a waste water collecting pool, an irradiation preparing pool, an irradiation treating pool, and a clear water pool which are communicated by water conveying pipes orderly; an electron accelerator is disposed right above the irradiation treating pool; each water conveying pipe is equipped with a water pump; a sinking-mode irradiation flowing water trough is disposed in the center of a pool cover of the irradiation treating pool; uniformly-arranged flowing water trough water inlets are disposed at the bottom surface of the irradiation flowing water trough; waste water to be treated spews upwards and flows into the irradiation flowing water trough from the flowing water trough water inlets; water-distributing pipelines are disposed below the irradiation flowing water trough; flowing water trough water outlets are uniformly arranged at the trough bottom of the irradiation treating pool; the flowing water trough water outlets are communicated with the irradiation treating pool; switch valves are mounted on the flowing water trough water outlets; when the switch valves are open, water treated by the electron beam irradiation method flows into the irradiation treating pool. The invention has high treatment efficiency for industrial organic waste water, can effectively solve the problem of industrial water pollution, has a simple structure, is safe and reliable, and has low treatment cost.
Description
Technical field
The present invention relates to a kind of device of handling waste water, particularly a kind of device that utilizes the electron beam irradiation method to handle waste water, this sewage treatment technology process device is applicable to that the waste water to industrial pollution carries out radiation treatment, makes its degraded.
Background technology
Industry high density poisonous organic wastewaters such as chemical industry, pharmacy are the one of the main reasons that causes China's water pollution aggravation at present.The general character of this type of waste water is in environment, relatively to be difficult to degraded, long-time stable existence, and have biological accumulation property, have a strong impact on human body health.Therefore, the processing of high concentration hard-degraded organic waste water is the research focus of water technology, has important use to be worth.
At present, the treatment technology of multiple high-concentration hardly-degradable waste water has been arranged, comprise chemical treatment method, bioremediation, adsorption method, photocatalysis oxidation method etc., but cost has been high, treatment effect is obvious inadequately, and application is restricted, and influences it and popularizes.
Utilizing electron beam irradiation to handle the method for organic waste water, is a kind of advanced oxidation treatment technology, and this technology is simple, and is easy to operate, can suitability for industrialized production.Device technique has efficiently, the characteristics of low consumption treatment of high concentration difficult degradation poisonous organic wastewater, secondary pollution problem can not occur, can be applicable to the degraded of halohydrocarbon, phenols, alcohols, polymkeric substance, many phenyl ring aromatics, pesticide residue etc.These compounds extensively are present in the waste water of industries such as domestic chemical industry, medicine.
The reaction that high-power electron beam and gamma-rays entering water body take place is basic identical, after high-power electron beam gets into water body, with water molecules following the reaction is taken place at 10-7 in second and generates various active substances:
H20=>eaq-?(2.6)+H.(0.55)+OH.(2.7)+H2(0.45)+H202(0.71)+H30+(2.6)
During the energy of the every absorption of the numeral in bracket 100eV, the quantity of the various radicals that produce in the water.
Irradiation is exactly that the moment and the water molecule reaction that utilize high-energy electron to get into water body produce active radical eaq-, OH., and H. etc. handle waste water.These radicals eaq-, OH., H. are the high reactivity materials, can be rapidly with water body in organism react, thereby reach the organic purpose of Degradation and Transformation.Because eaq-and OH. quantity that reaction produces are suitable basically, also can be reductive actions so the removal of pollutent can be an oxygenizement, this depends primarily on concentration, chemical structure and the condition of water quality of pollutent.OH. be typical oxidizing agents; Its standard oxidation also original position is only second to fluorine (2.87V) up to 2.80V, is the present known the strongest oxygenant that can in water treatment, use; It is as the intermediate product of reaction; Can bring out the chain reaction of back, and most organic reaction velocity constants mainly are additions and propose H-H reaction in OH. and the water with the organism reaction all in 108 ~ 1010M-1 .s-1 order of magnitude scope.Addition mainly is and the organism that contains unsaturated link(age), as contains the organism of ethylene linkage and aromatic ring.Proposing H-H reaction mainly is and saturated fatty compounds of group and the reaction of many unsaturated compounds, like aldehydes and ketone organism.
At present, electronic beam irradiation technology is applied to water body handles, also mainly rest on the applied research stage, relevant both at home and abroad report is less, and the existing sewage treatment technology process apparatus processes effect of electron beam irradiation method of utilizing is not satisfactory.
Summary of the invention
The object of the present invention is to provide a kind of device that utilizes the electron beam irradiation method to handle waste water, is a kind of technological process device of handling indegradable industrial effluent, is a kind of efficient, energy-conservation water technology.Adopt under the electron accelerator irradiation condition under this technology and produce high-energy electron, the trade effluent water body that contains difficult degradation is handled, make its degraded, waste water after treatment can reach country's cleaning emission standards.
For reaching the foregoing invention purpose, the present invention adopts following technical proposals:
A kind of device that utilizes the electron beam irradiation method to handle waste water mainly comprises the wastewater collecting basin, radiation treatment pond and the clean water basin that are communicated with successively through hydraulic pipe, is provided with rumbatron directly over the radiation treatment pond; Each hydraulic pipe is installed water pump respectively, and the water-in of each hydraulic pipe is located at the top of each pond sidewall, and the water outlet of each hydraulic pipe is located at the bottom of each pond sidewall; But the top in each pond is provided with the Chi Gai of folding, between wastewater collecting basin and radiation treatment pond, sets up irradiation and prepares the pond, and the pond lid central authorities in radiation treatment pond are provided with the irradiation running water groove of sunk type; The notch edges of irradiation running water groove is concordant with the upper surface of Chi Gai; The groove bottom of irradiation running water groove is provided with the running water groove water inlet of evenly arranging, and pending waste water is upwards gushed from running water groove water inlet and flowed into the irradiation running water groove, and the below of irradiation running water groove is provided with the water distribution pipeline; The arm of water distribution pipeline is communicated with each running water groove water inlet respectively; The bottom land in the radiation treatment pond running water groove water outlet of also evenly arranging, running water groove water outlet is communicated with the radiation treatment pond, and running water groove water outlet is equipped with switch-valve; After switch-valve is opened, flow in the radiation treatment pond through the water after the processing of electron beam irradiation method.
Evenly lay the ventpipe row of one deck cross arrangement in the above-mentioned irradiation running water groove; Ventpipe row is from the lateral ventilation pore of irradiation running water groove; Ventpipe row be connected with air-blast system; Ventpipe row's duct wall is distributed with small pore, and the air of discharging from small pore produces uniform aeration, and pending waste water in the irradiation running water groove is stirred.
Above-mentioned air-blast system comprises gas cylinder, and gas cylinder is communicated with ventpipe row through gas pipe line, and the gas pipe line section is provided with on-off valve device.
The inner side-wall in above-mentioned each pond is installed the water level controller respectively; When the water level in each pond is higher than the water level of water level controller demarcation; The water storage in pond reaches the overcapacity alarm condition, quits work with the supporting water pump that carries out water delivery of higher level's hydraulic pipe in overcapacity pond; When the water level in each pond was lower than the water level of water outlet correspondence, the water storage in pond reached weary capacity alarm condition, quits work with the supporting water pump that carries out water delivery of subordinate's hydraulic pipe in weary capacity pond.
The irradiation dose of above-mentioned rumbatron is more than 0.1kGy, and wherein minimum line is 0.1mA.
Above-mentioned each pond and subordinate's hydraulic pipe thereof are formed a cover operation pool unit; Hydraulic pipe between every cover operation pool unit is dismantled and assembled; Every cover operation pool unit also comprises the match water pump of water delivery of the subordinate's hydraulic pipe with the pond; The basin bottom of every cover operation pool unit all is equipped with universal wheel, and the outer side wall in each pond is also installed handle.
Handle is installed in the lid outside, pond in above-mentioned each pond.
Above-mentioned each basin bottom is provided with water vent, and water vent is equipped with switch-valve, and each pond also is provided with manhole.
The side wall upper part in above-mentioned each pond is provided with ventilating pit.
The pond side wall upper part of above-mentioned wastewater collecting basin and clean water basin all is provided with overflow weir.
The present invention has following conspicuous outstanding substantive distinguishing features and remarkable advantage compared with prior art:
1. sewage treatment technology process device of the present invention is high to the processing efficiency of industrial organic waste water, can effectively solve the industrial water pollution problem, has particularly reduced to the harm of environment and to health effects.
The present invention handle that the technological process device of waste water convenient is installed, debugging and using, can disassembled and assembled freely, can move arbitrarily and fixing, use multiple industrial production scene, have good maneuvering ability.
3. adopt between special-purpose irradiation operation; Simple structure, safe and reliable, processing cost is low; Can bring remarkable economical and social benefit for enterprise; Can also carry out the structure typing and the optimization design of sewage treatment technology process device according to the total amount that enterprise produces sewage, be easy to control and realize the production automation, can carry out supporting co-ordination with on-the-spot industrial equipments.
Description of drawings
Fig. 1 is a sewage treatment technology process device synoptic diagram of the present invention.
Fig. 2 is the structural representation that wastewater collecting basin of the present invention, irradiation are prepared pond or clean water basin.
Fig. 3 is a radiation treatment pool structure synoptic diagram of the present invention.
Fig. 4 is the structural representation of irradiation running water groove of the present invention and water distribution pipeline.
Fig. 5 is the vertical view of irradiation running water groove of the present invention.
Embodiment
In conjunction with accompanying drawing, details are as follows to the preferred embodiments of the present invention:
Embodiment one:
Referring to Fig. 1, a kind of device that utilizes the electron beam irradiation method to handle waste water mainly comprises the wastewater collecting basin 1, radiation treatment pond 3 and the clean water basin 4 that are communicated with successively through hydraulic pipe, is provided with rumbatron 5 directly over the radiation treatment pond 3.Referring to Fig. 2, each hydraulic pipe is installed water pump 6 respectively, and the water-in 7 of each hydraulic pipe is located at the top of each pond sidewall, and the water outlet 8 of each hydraulic pipe is located at the bottom of each pond sidewall, but the top in each pond is provided with the pond lid 9 of folding.Between wastewater collecting basin 1 and radiation treatment pond 3, set up irradiation and prepare pond 2, irradiation is prepared pond 2 can promptly can be used as the Buffer Pool between wastewater collecting basin 1 and the radiation treatment pond 3, can also play the effect of settling tank.Referring to Fig. 3～Fig. 5; The irradiation running water groove 19 that 9 central authorities are provided with sunk type is covered in the pond in radiation treatment pond 3, and the notch edges of irradiation running water groove 19 is concordant with the upper surface of pond lid 9, and the groove bottom of irradiation running water groove 19 is provided with the running water groove water inlet 21 of evenly arranging; Pending waste water is upwards gushed from running water groove water inlet 21 and is flowed into the irradiation running water groove 19; The below of irradiation running water groove 19 is provided with water distribution pipeline 22, and the arm of water distribution pipeline 22 is communicated with each running water groove water inlet 21 respectively, the bottom land in the radiation treatment pond 3 running water groove water outlet 20 of also evenly arranging; Running water groove water outlet 20 is communicated with radiation treatment pond 3; Running water groove water outlet 20 is equipped with switch-valve, after switch-valve is opened, flows in the radiation treatment pond 3 through the water after the processing of electron beam irradiation method.
Referring to Fig. 4 and Fig. 5; Evenly lay the ventpipe row 16 of one deck cross arrangement in the irradiation running water groove 19 in the present embodiment; Ventpipe row 16 is from irradiation running water groove 19 lateral ventilation pores 15, and ventpipe row 16 is connected with air-blast system, and ventpipe is arranged 16 duct wall and is distributed with small pore; The air of discharging from small pore produces uniform aeration, and pending waste water in the irradiation running water groove 19 is stirred.In the present embodiment; Be provided with water distribution piping system and uniform aeration piping system in the irradiation running water groove 19, can realize the abundant disturbance of waste water in the irradiation running water groove 19, realize mixing and stirring waste water; The rapid even dispersion of active particle that makes the electron beam generation improves treatment effect among water body.Because water body is fully stirred, and has increased the contact area of water body and air, make in the air more that oxygen molecule spreads in water body, can in water body, produce more oxidisability active particle, further improve the oxidative degradation effect.
Referring to Fig. 1 and Fig. 5, the air-blast system in the present embodiment comprises gas cylinder 17, and gas cylinder 17 is communicated with ventpipe row 16 through gas pipe line, and the gas pipe line section is provided with on-off valve device.Adopt the air-blast system of gas cylinder more portable, simple in structure, can arrive multiple industry spot place to go science and engineering industry waste water through haulage equipment at any time, efficient is higher.
Referring to Fig. 2 and Fig. 3; The inner side-wall in each pond in the present embodiment is installed water level controller 18 respectively; When the water level in each pond is higher than the water level of water level controller 18 demarcation; The water storage in pond reaches the overcapacity alarm condition, quits work with the supporting water pump 6 that carries out water delivery of higher level's hydraulic pipe in overcapacity pond; When the water level in each pond was lower than the water level of water outlet 8 correspondences, the water storage in pond reached weary capacity alarm condition, quits work with the supporting water pump 6 that carries out water delivery of subordinate's hydraulic pipe in weary capacity pond.Through to the demarcation of the overcapacity in each pond and weary capacity and preset, the water storage in pond is monitored in real time, realize the co-ordination of a plurality of ponds, improve the level of automation of flow sheet equipment, guarantee the efficient of equipment works better and stabilizing treatment waste water.
The irradiation dose of the rumbatron 5 in the present embodiment is more than 0.1kGy, and wherein minimum line is 0.1mA.Through experimental verification, confirm to select between energy consumption, treatment effect and the economy comparatively scientific and reasonable radiation dose.
Referring to Fig. 2 and Fig. 3; Each pond in the present embodiment and subordinate's hydraulic pipe thereof are formed a cover operation pool unit; Hydraulic pipe between every cover operation pool unit is dismantled and assembled; Every cover operation pool unit also comprises the match water pump 6 of water delivery of the subordinate's hydraulic pipe with the pond, and the basin bottom of every cover operation pool unit all is equipped with universal wheel 10, and the outer side wall in each pond is also installed handle 11.In the present embodiment, each operating pool unit can independently become portable system, can split and assemble, and makes things convenient for the strange land conveyer.Simultaneously,, can make things convenient for water treatment device on the scope of operation, to move, can adapt to comparatively complicated operation field environment because each operating pool's unit bottom all is equipped with universal wheel 10.
Referring to Fig. 2 and Fig. 3, the pond in each pond in the present embodiment is covered 9 outsides handle 12 is installed, and can make things convenient for folding pond lid 9, in the pond, observes and to ME in the pond and maintenance.
Referring to Fig. 2, each basin bottom in the present embodiment is provided with water vent 13, and water vent 13 is equipped with switch-valve, and each pond also is provided with manhole 14, can in the pond, observe through manhole 14, can also get in the pond ME and maintenance.Water vent 13 can be with residual water emptying in the pond, convenient internally the observation and operation in the pond.
Referring to Fig. 2 and Fig. 3, the side wall upper part in each pond in the present embodiment is provided with ventilating pit 23, can guarantee the pond inside and outside air pressure balance, guarantees equipment work stability.
The wastewater collecting basin 1 in the present embodiment and the pond side wall upper part of clean water basin 4 all are provided with overflow weir, after the pond surpasses the retaining safe capacity, can excessive water be discharged through overflow weir, guarantee the stability and the safety of equipment work.
In the present embodiment; This sewage treatment technology process device can be handled containing pollutent waste water such as halo phenols, phthalic ester, and to containing phenol waste water, the energy of the accelerated electron of rumbatron 5 is 0.2MeV; Electronic beam current intensity is 0.3mA; In 20 seconds treatment times, the phenol clearance is more than 96%, and colourity drops near 0.In the present embodiment, the sewage treatment technology process device can solve sewage handling problem effectively, has reduced great number landfill space expenses and transportation cost, has particularly reduced to the harm of environment and to health effects.Because the radiation treatment technology has characteristics such as quick, effective, can strengthen production capacity in addition, increase the benefit.Handle relevant waste water through irradiation technique, treatment capacity reaches 30,000 tons/year.This method is further promoted in chemical wastewater treatment field, not only aspect the production capacity assurance of product, and at aspects such as environmental safeties great potentiality is arranged all.
Embodiment two:
The technical scheme of present embodiment and embodiment one is basic identical, and difference is:
In the present embodiment, this sewage treatment technology process device can be to benzoyl acrylic acid ethyl ester, 3, and medical fine chemicals factory effluents such as 5-orcin are handled; To containing pesticide residue class waste water; The energy of accelerator accelerated electron is 0.5MeV, and the electronic beam current intensity of rumbatron 5 is 0.6mA, 40 seconds treatment times; Clearance is more than 90%, and colourity drops near 0.In the present embodiment, utilize the medicine intermediate in the effective degrading waste water of irradiation technique, reduce organic pollutant level and total content of organic carbon in the water body, can reach emission standard.This treatment process has significantly reduced processing cost, has improved economic benefit.Obvious processing effect that in addition should technology can drop to security level to Pollutant effects in the waste water, and treatment capacity reaches 230,000 tons at present, reduces disposal of pollutants effectively, has protected environment and HUMAN HEALTH.
Embodiment three:
The technical scheme of present embodiment and embodiment one and embodiment two is basic identical, and difference is:
In the present embodiment; This sewage treatment technology process device can carry out purifying treatment to industrial circulate water, for example, and to containing phthalate waste water; The energy of the accelerated electron of rumbatron 5 is 0.1MeV; Electronic beam current intensity is 0.1mA, and in 20 seconds treatment times, clearance reaches more than 98%.Through the contaminants associated effective treatment technology of exploitation, realized effective processing of this cycling use of water at present embodiment.Wherein the degradation rate of aldehydes matter reaches more than 95%, reaches to recycle requirement, has solved the crucial difficult problem of enterprise.Under the help of this seminar, 150,000 tons of recirculated waters have been carried out effective processing at present.
Radiotechnology is generally carried out under normal temperature and pressure conditions, has the processing efficiency height, need not to add characteristics such as other chemical reagent and non-secondary pollution, is particularly useful for the degraded of the reluctant persistence organic pollutant of ordinary method.Treatment effect is obvious, can reach emission standard.
Combine accompanying drawing that the embodiment of the invention is illustrated above; But the invention is not restricted to the foregoing description; Can also make multiple variation according to the purpose of innovation and creation of the present invention, change, the modification of making under all spirit and principles according to technical scheme of the present invention, substitute, combination, simplify, all should be the substitute mode of equivalence; Structure like irradiation running water groove can adopt other forms; As long as goal of the invention according to the invention, only otherwise deviate from know-why of the present invention and inventive concept, all belong to protection scope of the present invention.
Claims (10)
1. device that utilizes the electron beam irradiation method to handle waste water; Mainly comprise the wastewater collecting basin (1), radiation treatment pond (3) and the clean water basin (4) that are communicated with successively through hydraulic pipe; Be provided with rumbatron (5) directly over the said radiation treatment pond (3); Each said hydraulic pipe is installed water pump (6) respectively; The water-in of each said hydraulic pipe (7) is located at the top of each said pond sidewall, and the water outlet of each said hydraulic pipe (8) is located at the bottom of each said pond sidewall, but the top in each said pond is provided with the Chi Gai (9) of folding; It is characterized in that: between said wastewater collecting basin (1) and radiation treatment pond (3), set up irradiation and prepare pond (2); Chi Gai (9) central authorities in said radiation treatment pond (3) are provided with the irradiation running water groove (19) of sunk type, and the notch edges of said irradiation running water groove (19) is concordant with the upper surface of said Chi Gai (9), and the groove bottom of said irradiation running water groove (19) is provided with the running water groove water inlet (21) of evenly arranging; Said pending waste water is upwards gushed from running water groove water inlet (21) and is flowed into the said irradiation running water groove (19); The below of said irradiation running water groove (19) is provided with water distribution pipeline (22), and the arm of said water distribution pipeline (22) is communicated with each said running water groove water inlet (21) respectively, the bottom land in said radiation treatment pond (3) the running water groove water outlet (20) of also evenly arranging; Said running water groove water outlet (20) is communicated with said radiation treatment pond (3); Said running water groove water outlet (20) is equipped with switch-valve, after switch-valve is opened, flows in the said radiation treatment pond (3) through the water after the processing of electron beam irradiation method.
2. the device that utilizes the electron beam irradiation method to handle waste water according to claim 1; It is characterized in that: the ventpipe row (16) who evenly lays one deck cross arrangement in the said irradiation running water groove (19); Said ventpipe row (16) is from the lateral ventilation pore of said irradiation running water groove (19) (15); Said ventpipe row (16) is connected with air-blast system; Said ventpipe row's (16) duct wall is distributed with small pore, and the air of discharging from small pore produces uniform aeration, and pending waste water in the said irradiation running water groove (19) is stirred.
3. the device that utilizes the electron beam irradiation method to handle waste water according to claim 2; It is characterized in that: said air-blast system comprises gas cylinder (17); Said gas cylinder (17) is arranged (16) through gas pipe line with said ventpipe and is communicated with, and said gas pipe line section is provided with on-off valve device.
4. the device that utilizes the electron beam irradiation method to handle waste water according to claim 2; It is characterized in that: the inner side-wall in each said pond is installed water level controller (18) respectively; When the water level in each said pond is higher than the water level of said water level controller (18) demarcation; The water storage in said pond reaches the overcapacity alarm condition, quits work with the supporting water pump (6) that carries out water delivery of higher level's hydraulic pipe in said overcapacity pond; When the water level in each said pond was lower than the water level of said water outlet (8) correspondence, the water storage in said pond reached weary capacity alarm condition, quits work with the supporting water pump (6) that carries out water delivery of subordinate's hydraulic pipe in said weary capacity pond.
5. the device that utilizes the electron beam irradiation method to handle waste water according to claim 4, it is characterized in that: the irradiation dose of said rumbatron (5) is more than 0.1kGy, and wherein minimum line is 0.1mA.
6. according to any described device that utilizes the electron beam irradiation method to handle waste water in the claim 1～5; It is characterized in that: each said pond and subordinate's hydraulic pipe thereof are formed a cover operation pool unit; Hydraulic pipe between the said operating pool of the every cover unit is dismantled and assembled; The said operating pool of every cover unit also comprises the match water pump (6) of water delivery of the subordinate's hydraulic pipe with said pond; The basin bottom of every cover operation pool unit all is equipped with universal wheel (10), and the outer side wall in each said pond is also installed handle (11).
7. the device that utilizes the electron beam irradiation method to handle waste water according to claim 6 is characterized in that: the Chi Gai in each said pond (9) installs handle (12) in the outside.
8. the device that utilizes the electron beam irradiation method to handle waste water according to claim 7, it is characterized in that: each said basin bottom is provided with water vent (13), and said water vent (13) is equipped with switch-valve, and each said pond also is provided with manhole (14).
9. the device that utilizes the electron beam irradiation method to handle waste water according to claim 8, it is characterized in that: the side wall upper part in each said pond is provided with ventilating pit (23).
10. the device that utilizes the electron beam irradiation method to handle waste water according to claim 9, it is characterized in that: the pond side wall upper part of said wastewater collecting basin (1) and clean water basin (4) all is provided with overflow weir.
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| CN102578699A (en) * | 2012-02-21 | 2012-07-18 | 河南省科学院同位素研究所有限责任公司 | Method for lowering imidacloprid and acetamiprid residue in tobacco |
| CN102616880A (en) * | 2012-03-09 | 2012-08-01 | 清华大学 | Irradiation reactor for continuously treating industrial wastewater under cooperation of electron accelerator, and method for irradiation reactor |
| CN104016440A (en) * | 2014-06-24 | 2014-09-03 | 上海大学 | Method for degrading cyanuric acid in water body through electron beam irradiation |
| CN106976927A (en) * | 2017-05-19 | 2017-07-25 | 同方威视技术股份有限公司 | Organic pollution electron beam irradiation decomposition apparatus |
| CN109300571A (en) * | 2018-11-02 | 2019-02-01 | 华中科技大学 | Liquid irradiation processing device and liquid irradiation processing system |
| CN109467276A (en) * | 2018-12-21 | 2019-03-15 | 中广核达胜加速器技术有限公司 | A kind of method of electron beam irradiation pretreatment antibiotic waste water |
| CN109592855A (en) * | 2019-01-21 | 2019-04-09 | 南华大学 | Utilize irradiation-Combination System of Constructed Wetland enhanced sewage treatment plant's Tailwater Depth processing method |
| CN112028169A (en) * | 2020-09-27 | 2020-12-04 | 中广核达胜加速器技术有限公司 | Medical wastewater electron beam irradiation treatment device and treatment method |
| CN114763271A (en) * | 2021-01-13 | 2022-07-19 | 北京大学 | Sewage treatment device and system |
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| CN102578699A (en) * | 2012-02-21 | 2012-07-18 | 河南省科学院同位素研究所有限责任公司 | Method for lowering imidacloprid and acetamiprid residue in tobacco |
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| CN109592855B (en) * | 2019-01-21 | 2021-11-02 | 南华大学 | Method for strengthening advanced treatment of tail water of sewage treatment plant by using irradiation-artificial wetland combined process |
| CN112028169A (en) * | 2020-09-27 | 2020-12-04 | 中广核达胜加速器技术有限公司 | Medical wastewater electron beam irradiation treatment device and treatment method |
| CN114763271A (en) * | 2021-01-13 | 2022-07-19 | 北京大学 | Sewage treatment device and system |
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