CN204834068U - Organic liquid water disposal system of radioactivity - Google Patents
Organic liquid water disposal system of radioactivity Download PDFInfo
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- CN204834068U CN204834068U CN201520630830.2U CN201520630830U CN204834068U CN 204834068 U CN204834068 U CN 204834068U CN 201520630830 U CN201520630830 U CN 201520630830U CN 204834068 U CN204834068 U CN 204834068U
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Abstract
The utility model discloses an organic liquid water disposal system of radioactivity, its characterized in that: including react unit, COD detecting element and filter unit, the react unit liquid outlet sets up with COD detecting element inlet intercommunication, the COD detecting element liquid outlet sets up with filter unit inlet and react unit inlet intercommunication respectively, carry out the secondary or handle many times through this processing system organic waste liquid too high to some the COD value waste liquid of HAKA stain -remover (especially contain), showing the organic matter treatment effect in the waste liquid, can reach emission standard through waste water COD value and the suspended solid of handling, also have certain effect of getting rid of to some heavy metal ion and radionuclide simultaneously, the system simply, reliably, the operation maintenance convenience.
Description
Technical field
The utility model relates to field of waste water treatment, particularly a kind of Radioactive myocardial damage disposal system.
Background technology
Along with being constructed and put into operation of nuclear power station, ensure for economic development provides the sufficient energy, but nuclear power station is while producing electric energy, inevitably produce the radioactive waste of different activity and classification, if not treated or deal with improperly and arrange, environment can be made to suffer radioactive contamination outward, not only affect vegeto-animal growth, worsen water body, and be detrimental to health, even harmful effect is produced to offspring.The decontamination of nuclear power station and hot overhaul shop are for nuclear power station to carry out the place of clean dirt by the equipment of radiocontamination, parts, a large amount of chemical waste fluid containing detergent can be produced in maintenance or decontamination process, owing to containing large amount of organic in this chemical waste fluid, the normal operation that subsequent chemistry liquid waste treatment system can have a strong impact on this system if directly enter, this system is even caused to run, therefore the large amount of organic in chemical waste fluid is needed to remove, so that the normal operation of subsequent treatment facility or qualified discharge.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of Radioactive myocardial damage disposal system, high to organic removal efficiency, and while organics removal, heavy metal ion and most of nucleic also have suitable removal effect, system is simple, reliable, and operation maintenance is convenient.
Radioactive myocardial damage disposal system of the present utility model, comprise reaction member, COD detecting unit and filter element, described reaction member liquid outlet is communicated with COD detecting unit inlet and arranges, and described COD detecting unit liquid outlet is communicated with reaction member inlet with filter element inlet respectively and arranges;
Further, also comprise the mud processing unit be communicated with reaction member, the liquid outlet of described mud processing unit is communicated with COD detecting unit inlet with reaction member inlet respectively and arranges;
Further, described mud processing unit comprises the Bu Shi filtrator that processes the mud flowed in gravity flow mode and is connected to Bu Shi filtrator liquid outlet and carries out the vacuum pump of suction filtration process to the mud in Bu Shi filtrator and be connected with vacuum pump for Bu Shi filtrator provides certain vacuum tightness to form the vacuum buffer tank of negative pressure leaching;
Further, described Bu Shi filtrator is provided with the glove box of the filter cake obtained for radiation-screening transhipment suction filtration, described vacuum pump liquid outlet is communicated with and is provided with moisture trap, and described vacuum buffer tank is communicated with COD detecting unit inlet with reaction member respectively by filtrate pump and arranges;
Further, described reaction member comprises the reactive tank being connected with feeder pump and the reagent hold-up vessel be communicated with reactive tank and various reagent is delivered to reactive tank volume pump;
Further, described reactive tank top is column construction, and bottom is pyramidal structure;
Further, the pipeline of described COD detecting unit and filter element is provided with centrifugal pump;
Further, described COD detecting unit comprises the middle tank of discharging supernatant for storing reaction member, is provided with the compressed air piping for stirring in described middle tank;
Further, described filter element is the backwash filter being provided with Backwash pipeline;
Further, described filtrator is quartz filter.
The beneficial effects of the utility model: Radioactive myocardial damage disposal system of the present utility model, by this disposal system, the organic liquid waste (especially containing the waste liquid of HAKA detergent) that some COD value is too high is carried out secondary or repeatedly processed, to the organism obvious processing effect in waste liquid, treated COD value of waste water and suspension can reach emission standard, also there is certain removal effect to some heavy metal ion and radioactive nuclide simultaneously, system is simple, reliable, and operation maintenance is convenient.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model.
Embodiment
Fig. 1 is structural representation of the present utility model, as shown in the figure: the Radioactive myocardial damage disposal system of the present embodiment, comprise reaction member, COD detecting unit and filter element, described reaction member liquid outlet is communicated with COD detecting unit inlet and arranges, described COD detecting unit liquid outlet is communicated with reaction member inlet with filter element inlet respectively and arranges, reaction member is opened UV-irradiation waste liquid and is carried out UV/Fenton oxidation, reacted waste liquid carries out water quality monitoring by the pipeline with operation valve to COD detecting unit, the waste liquid reaching design load carries out filtration treatment by entering filter element with the pipeline of operation valve.
In the present embodiment, also comprise the mud processing unit be communicated with reaction member, the liquid outlet of described mud processing unit is communicated with COD detecting unit inlet with reaction member inlet respectively and arranges; Supernatant in reaction member after process enters COD detecting unit, mud enters slurry processing unit by gravity flow mode and processes, what after process, liquid reached established standards value part enters COD monitoring means, do not reach established standards value part and enter reaction member continuation reaction, carry out secondary with this or repeatedly process.
In the present embodiment, described mud processing unit comprises the Bu Shi filtrator 7 that processes the mud flowed in gravity flow mode and is connected to Bu Shi filtrator 7 liquid outlet and carries out the vacuum pump 15 of suction filtration process to the mud in Bu Shi filtrator 7 and be connected with vacuum pump 15 for Bu Shi filtrator 7 provides certain vacuum tightness to form the vacuum buffer tank 8 of negative pressure leaching; Described Bu Shi filtrator 7 is provided with the glove box 6 of the filter cake obtained for radiation-screening transhipment suction filtration, described vacuum pump 15 liquid outlet is communicated with and is provided with moisture trap 9, and described vacuum buffer tank 8 is communicated with COD detecting unit inlet with reaction member respectively by filtrate pump 14 and arranges; Reaction member can produce flocculation sediment mud after UV/fenton reaction, this part mud is delivered to Bu Shi filtrator 7, by forming mud cake after negative pressure of vacuum swabbing action; Bu Shi filtrator 7 stack shell is cylindrical, is tepee structure at the bottom of cylinder; Vacuum buffer tank 8 cushions as cylindrical case tank, is connected, forms negative pressure by vacuum pump 15 swabbing action in vacuum buffer tank 8 with Bu Shi filtrator 7 bottom interface, by the water in Bu Shi filtrator 7 mud being pumped in vacuum buffer tank 8; Moisture trap 9, hydrostatic column, export with vacuum pump 15 and be connected, steam component separating in being vented by vacuum pump 15 out, to ensure the aridity be vented, glove box 6 for being transported in pail for used dressings by the filter cake obtained through Bu Shi filtrator 7 suction filtration in glove box 6, and glove box 6 mainly plays radiation shield effect, reduces irradiation dose suffered when staff carries out mud cake transfer operation.Reaction member mud enters Bu Shi filtrator 7 by gravity flow mode, and start vacuum pump 15 pairs of mud and carry out suction filtration dehydration, after dehydration, mud cake water cut is about 40%, and the filtrate removed is collected in vacuum buffer tank 8; Filtrate pump 14 (centrifugal pump) sends the filtrate of accumulating in vacuum buffer tank 8 back to reaction member; The pipeline of Bu Shi filtrator 7 is arranged through glove box, is transported in pail for used dressings, finally, pail for used dressings is transported to nuclear power station factory site waste disposal facilities by dump truck and is further processed in glove box 6 by the mud cake in Bu Shi filtrator 7.For the 200L standard steel drum that nuclear power station is conventional, the mud cake that Bu Shi filtrator 7 produces is by running into tank.
In the present embodiment, described reaction member comprises the reactive tank 1 being connected with feeder pump 11 and the reagent hold-up vessel 5 be communicated with reactive tank 1 and the volume pump 16 various reagent being delivered to reactive tank 1; By waste liquid feeder pump 11, pending Radioactive myocardial damage is delivered to reactive tank 1; Described reactive tank 1 top is column construction, and bottom is pyramidal structure; Reagent hold-up vessel 5 material is polypropylene, stores the various reagent carried out needed for fenton reaction, by volume pump 16 and corresponding pipeline, various reagent is delivered to reaction member, the corresponding reagent reservoirs of each reagent and a volume pump 16; The reagent needed for reaction is added respectively to each reagent hold-up vessel 5, then by delivering to reactive tank 1 after volume pump 16 accurate measurement of its correspondence, add various reagent to mix with pending Radioactive myocardial damage in reactive tank 1, carry out UV/Fenton oxidation reaction, reactive tank 1 top is cylindrical, bottom is conical, is connected at the bottom of the cone of bottom with glove box 6 and mud dewatering appts.Reactive tank 1 material is stainless steel, and its inwall adopts fiberglass cloth and epoxy resin to carry out preservative treatment.Reactive tank 1 outside is designed with screened room, to reduce radiation dose suffered by slurry dewatering operating personnel below reactive tank 1.
In the present embodiment, the pipeline of described COD detecting unit and filter element is provided with centrifugal pump; The COD value of sample analysis COD detecting unit water sample, if reach design load, then utilizes centrifugal pump that waste liquid is delivered to filter element, if do not reach design load, utilizes COD detecting unit to be returned in reaction member by waste liquid equally and carries out secondary reaction.
In the present embodiment, described COD detecting unit comprises the middle tank 2 of discharging supernatant for storing reaction member, is provided with the compressed air piping for stirring in described middle tank 2; The supernatant that middle tank 2 is discharged for storing reactive tank 1, is cylindrical case tank, is provided with the medium for storing of compressed air piping to middle tank 2 and stirs.The COD of sampling monitoring middle tank 2 water quality, if higher than design load, then returns reactive tank 1, carries out secondary treating, till COD reaches design load.
In the present embodiment, described filter element is the backwash filter 3 being provided with Backwash pipeline; Described filtrator is quartz filter; The waste water of middle tank 2 pumps into Filter column (backwash filter 3), and the filter medium that Filter column adopts is silica sand, is mainly used in removing the solid suspension in waste water, reduces delivery turbidity.Filter column is provided with Backwash pipeline, and carry out back flush when Filter column differential pressure measurement reaches limit value to Filter column, Filter column water outlet drains into temporary tank.Temporary tank is mainly used in the water outlet of storing Filter column, and the indices of sampling monitoring water outlet, temporary tank is cylindrical case tank.
Concrete operation method is:
Step 1, delivers to reactive tank 1 by waste liquid feeder pump 11 by pending Radioactive myocardial damage; Step 2, adds the reagent needed for reaction, then by delivering to reactive tank 1 after volume pump 16 accurate measurement of its correspondence respectively to each reagent hold-up vessel 5; Step 3, opens UV-irradiation waste liquid, and fenton reaction starts to carry out; Step 4, after reaction terminates, drains into middle tank 2 by supernatant in reactive tank 1; Step 5, the COD value of sample analysis middle tank 2 water sample, if reach design load, then utilizes middle tank 2 pump that waste liquid is delivered to sand filtration post, if do not reach design load, utilizes middle tank 2 pump to be returned in reactive tank 1 by waste liquid equally and carries out secondary reaction; Step 6, the water of middle tank 2 is pumped to after sand filtration post filtering solids suspension through middle tank 2 and drains into temporary tank; Step 7, the suspended solids content of sample analysis temporary tank water sample, utilizes temporary tank to be pumped to nuclear power station correlation reception facility; Step 8, bottom reactive tank 1, mud enters Bu Shi filtrator 7 by gravity flow mode; Step 8, starts vacuum pump 15, carries out suction filtration dehydration to mud, and after dehydration, mud cake water cut is about 40%, and the filtrate removed is collected in vacuum buffer tank 8; Step 9, starts filtrate pump 14, sends the filtrate of accumulating in vacuum buffer tank 8 back to reactive tank 1; Step 10, is transported in pail for used dressings by the mud cake in Bu Shi filtrator 7 in glove box 6, finally, pail for used dressings is transported to nuclear power station factory site waste disposal facilities by dump truck and is further processed.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (10)
1. a Radioactive myocardial damage disposal system, it is characterized in that: comprise reaction member, COD detecting unit and filter element, described reaction member liquid outlet is communicated with COD detecting unit inlet and arranges, and described COD detecting unit liquid outlet is communicated with reaction member inlet with filter element inlet respectively and arranges.
2. Radioactive myocardial damage disposal system according to claim 1, it is characterized in that: also comprise the mud processing unit be communicated with reaction member, the liquid outlet of described mud processing unit is communicated with COD detecting unit inlet with reaction member inlet respectively and arranges.
3. Radioactive myocardial damage disposal system according to claim 2, is characterized in that: described mud processing unit comprises the Bu Shi filtrator that processes the mud flowed in gravity flow mode and is connected to Bu Shi filtrator liquid outlet and carries out the vacuum pump of suction filtration process to the mud in Bu Shi filtrator and be connected with vacuum pump for Bu Shi filtrator provides certain vacuum tightness to form the vacuum buffer tank of negative pressure leaching.
4. Radioactive myocardial damage disposal system according to claim 3, it is characterized in that: described Bu Shi filtrator is provided with the glove box of the filter cake obtained for radiation-screening transhipment suction filtration, described vacuum pump liquid outlet is communicated with and is provided with moisture trap, and described vacuum buffer tank is communicated with COD detecting unit inlet with reaction member respectively by filtrate pump and arranges.
5. Radioactive myocardial damage disposal system according to claim 1, is characterized in that: described reaction member comprises the reactive tank being connected with feeder pump and the reagent hold-up vessel be communicated with reactive tank and various reagent is delivered to reactive tank volume pump.
6. Radioactive myocardial damage disposal system according to claim 5, is characterized in that: described reactive tank top is column construction, and bottom is pyramidal structure.
7. Radioactive myocardial damage disposal system according to claim 1, is characterized in that: the pipeline of described COD detecting unit and filter element is provided with centrifugal pump.
8. Radioactive myocardial damage disposal system according to claim 1, is characterized in that: described COD detecting unit comprises the middle tank of discharging supernatant for storing reaction member, is provided with the compressed air piping for stirring in described middle tank.
9. Radioactive myocardial damage disposal system according to claim 1, is characterized in that: described filter element is the backwash filter being provided with Backwash pipeline.
10. Radioactive myocardial damage disposal system according to claim 9, is characterized in that: described filtrator is quartz filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520630830.2U CN204834068U (en) | 2015-08-20 | 2015-08-20 | Organic liquid water disposal system of radioactivity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520630830.2U CN204834068U (en) | 2015-08-20 | 2015-08-20 | Organic liquid water disposal system of radioactivity |
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| CN204834068U true CN204834068U (en) | 2015-12-02 |
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| CN201520630830.2U Active CN204834068U (en) | 2015-08-20 | 2015-08-20 | Organic liquid water disposal system of radioactivity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI650771B (en) * | 2017-07-27 | 2019-02-11 | 行政院原子能委員會核能研究所 | Apparatus of neutralizing, adsorbing, stirring and filtering highly-active radioactive waste |
-
2015
- 2015-08-20 CN CN201520630830.2U patent/CN204834068U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI650771B (en) * | 2017-07-27 | 2019-02-11 | 行政院原子能委員會核能研究所 | Apparatus of neutralizing, adsorbing, stirring and filtering highly-active radioactive waste |
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