CN108645232A - Modular high activity liquid waste evaporation-calcining furnace - Google Patents
Modular high activity liquid waste evaporation-calcining furnace Download PDFInfo
- Publication number
- CN108645232A CN108645232A CN201810399822.XA CN201810399822A CN108645232A CN 108645232 A CN108645232 A CN 108645232A CN 201810399822 A CN201810399822 A CN 201810399822A CN 108645232 A CN108645232 A CN 108645232A
- Authority
- CN
- China
- Prior art keywords
- evaporation
- calcining
- cup
- exhaust pipe
- furnace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/18—Door frames; Doors, lids, removable covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
- F27D2019/0034—Regulation through control of a heating quantity such as fuel, oxidant or intensity of current
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The present invention provides a kind of modular high activity liquid wastes to evaporate calcining furnace.Modular high activity liquid waste evaporation calcining furnace includes furnace shell, furnace lining module, heating wire and evaporation calcining module；The upper end of the furnace shell is equipped with furnace lining module posting port；The furnace lining module includes furnace lining shell, and furnace lining enclosure interior forms heating chamber, and the furnace lining case top is equipped with evaporation calcining cup posting port, and the furnace lining shell is equipped with lifting part；The heating wire is set in heating chamber；The evaporation calcining module includes evaporation calcining cup, the evaporation calcining cup includes cup body and cup lid, it is tightly connected using openable between cup body and cup lid, the cup lid is equipped with exhaust pipe, the exhaust pipe is equipped with exhaust pipe operation handle, the exhaust pipe outward opening is equipped with exhaust pipe lid, is tightly connected using openable between exhaust pipe lid and exhaust pipe, and the exhaust pipe is covered equipped with exhaust pipe lid operation handle.
Description
Technical field
The invention belongs to Radwastes treatment field, more particularly to a kind of high level liquid waste processing equipment.
Background technology
In Radwastes treatment field, heating evaporation may be used in high activity liquid waste and the mode of calcining is handled,
To reduce radwaste volume.Since high activity liquid waste has hot, usually require to pass through manipulator in hot cell
Complete the processing of its waste.In heating evaporation-calcination process, the corrosivity of high activity liquid waste constantly increases, and generates with strong rotten
The oxides of nitrogen gas of corrosion can cause processing equipment serious corrosion.
Currently, ripe commercialization high activity liquid waste evaporation-calciner sale is had no in the market, also without disclosed specific
Design scheme can be for reference.In view of the safety requirements of the difficulty of manipulator operation and hot operation in hot cell, therefore
To realize evaporation-calcination processing of high activity liquid waste in hot cell, it is necessary to develop a kind of convenient and reliable operation, hot operation peace
The high high activity liquid waste evaporation-calciner of full property.
Invention content
To solve the problems, such as to use currently without ripe high activity liquid waste evaporation-calciner, while meeting Spent Radioactive
Object handles the convenience and reliability of medium-long range operation, it is ensured that and hot operation safety reduces radwaste yield, this
Invention provides a kind of modular high activity liquid waste evaporation-calcining furnace.
The modular high activity liquid waste evaporation-calcining furnace includes furnace shell, furnace lining module, heating wire and evaporation-calcining module；Institute
The upper end for stating furnace shell is equipped with furnace lining module posting port；The furnace lining module includes furnace lining shell, and furnace lining enclosure interior forms heating
Chamber, the furnace lining case top are equipped with evaporation-calcining cup posting port, and the furnace lining shell is equipped with lifting part；The fever
Silk is set in heating chamber；The evaporation-calcining module includes evaporation-calcining cup, and the evaporation-calcining cup includes cup body and cup
Lid is tightly connected between cup body and cup lid using openable, and the cup lid is equipped with exhaust pipe, and the exhaust pipe is equipped with row
Tracheae operation handle, the exhaust pipe outward opening are equipped with exhaust pipe lid, and openable is used between exhaust pipe lid and exhaust pipe
It is tightly connected, the exhaust pipe is covered equipped with exhaust pipe lid operation handle.
According to one embodiment, the furnace shell bottom is equipped with incubation cavity, and thermal insulation material is filled in incubation cavity.
According to one embodiment, furnace lining inner walls surface can lay thermal insulation material.
According to one embodiment, the modular high activity liquid waste evaporation-calcining furnace includes and evaporation-calcining cup posting port phase
The dustproof cover of adaptation.
According to one embodiment, described to evaporate-forge cup of beaker for inside and outside double-layer structure, outer layer material is stainless steel, interior
Layer material is metal tantalum.
Further, the described stainless steel layer for evaporating-forging beaker bottom is provided with heat emission hole.
According to one embodiment, it is described evaporate-forge used between cup of beaker and cup lid openable sealed connection can
Think threaded connection, and is sealed with sealing ring.
Further, the sealing ring can be carbon seal ring.
It is described to evaporate-forge cup of beaker outer surface setting limited block according to one embodiment.
According to one embodiment, the openable sealed connection used between the exhaust pipe lid and exhaust pipe can be spiral shell
Line connects, and is sealed with sealing ring.
Further, the sealing ring can be carbon seal ring.
According to one embodiment, the modular high activity liquid waste evaporation-calcining furnace includes the thermocouple for measuring furnace temperature.
Modular high activity liquid waste evaporation-calcining furnace of the present invention uses modularized design, in the indoor hot item of heat
Under part, the integral module makeup for being easy to carry out furnace lining module and evaporation-calcining module by manipulator is matched, dismantles and is shifted, if
Received shipment row and very convenient, the dependable performance of maintenance, preferably realize whole manipulator operation, meet Radwastes treatment
Medium-long range operation requires.
Specifically, evaporation of the invention-calcining module uses " cup-lid-pipe " integrated module formula structure, passes through
Repeatedly add high activity liquid waste and through evaporation-calcination processing to calcining solid content full of after evaporation-calcining cup, you can directly to steaming
Hair-calcining module is sealed, into subsequent processing treatment procedures.The exhaust pipe of evaporation-calcining module is opened on outside calcining furnace
Portion, the oven body part other than evaporation-calcining module are not in contact with radwaste, strictly control contaminated area, effectively
Reduce Spent Radioactive object amount." cup-lid-pipe " structure of evaporation-calcining module has preferable sealing effect so that in machine
Tool hand operates, the safety accidents such as unexpected diffusion contamination will not occur for the internal radwaste contained of its in transfer process, has
Preferable safety and reliability.
Description of the drawings
Fig. 1 is modular high activity liquid waste evaporation-calcining furnace schematic diagram according to the embodiment of the present invention.
Reference numeral：1. furnace shell, 2. heating wires, 3. furnace lining module posting ports, 4. furnace lining shells, 5. heating chambers, 6. evaporations-
Calcining cup posting port, 7. lifting lugs, 8. cup bodies, 9. cup lids, 10. exhaust pipes, 11. exhaust pipe operation handles, 12. exhaust pipe lids, 13.
Exhaust pipe lid operation handle, 14. incubation cavities, 15. thermal insulation materials, 16. sealing rings, 17. thermocouples.
Specific implementation mode
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.Illustrating
In book, same or analogous drawing reference numeral indicates same or analogous component.
In the following detailed description, for ease of explaining, many concrete details are elaborated, the present invention is implemented with providing
The comprehensive understanding of example.It should be apparent, however, that one or more embodiments without these specific details can also be by reality
It applies.In other cases, well known construction and device is diagrammatically embodied to simplify attached drawing.
Although in conjunction with attached drawing, the present invention is described, and embodiment disclosed in attached drawing is intended to the reality to the present invention
The mode of applying illustrates, and should not be understood as a kind of limitation to the present invention.In order to be clearly shown all parts
Details, what all parts in attached drawing were not necessarily drawn to scale, so the ratio of all parts in attached drawing also should not be used as
A kind of limitation.
As shown in Figure 1, modular high activity liquid waste evaporation-calcining furnace of the present invention includes furnace shell 1, furnace lining module, heating wire 2
With evaporation-calcining module；The upper end of the furnace shell 1 is equipped with furnace lining module posting port 3；The furnace lining module includes furnace lining shell 4,
4 inside of furnace lining shell forms heating chamber 5, and 4 top of the furnace lining shell is equipped with evaporation-calcining cup posting port 6, the furnace lining shell
4 are equipped with lifting part；The heating wire 2 is set in heating chamber 5；The evaporation-calcining module includes evaporation-calcining cup,
The evaporation-calcining cup includes cup body 8 and cup lid 9, is tightly connected using openable between cup body 8 and cup lid 9, the cup lid
9 are equipped with exhaust pipe 10, and the exhaust pipe 10 is equipped with exhaust pipe operation handle 11, and 10 outward opening of the exhaust pipe is equipped with row
Tracheae lid 12 is tightly connected between exhaust pipe lid 12 and exhaust pipe 10 using openable, and the exhaust pipe lid 12 is equipped with row
Tracheae lid operation handle 13.
According to an example, stainless steel can be used in the furnace shell 1, furnace lining shell 4, evaporation-calcining cup, exhaust pipe 10
Matter.
Further, the stainless steel can select 310S stainless steels or 316L stainless steels.
According to an example, 1 bottom of the furnace shell is equipped with incubation cavity 14, and thermal insulation material is filled in incubation cavity 14.
Further, the thermal insulation material can be heat-preservation cotton.
According to an example, 4 inner wall surface of furnace lining shell can lay thermal insulation material.
Further, the thermal insulation material can be heat-preservation cotton.
According to an example, the lifting part can be lifting lug.
According to an example, the modular high activity liquid waste evaporation-calcining furnace includes and evaporation -6 phase of calcining cup posting port
The dustproof cover of adaptation, dust-proof when cup is not placed in for evaporating-calcining, when work, can be moved out.
According to an example, described to evaporate-forge cup of beaker 8 for inside and outside double-layer structure, outer layer material is stainless steel, internal layer
Material is metal tantalum, with the high temperature resistant for improving evaporation-calcining cup, corrosion-resistant and radiation resistance.
Further, the described stainless steel layer for evaporating-forging beaker bottom is provided with heat emission hole, can be with during subsequent storage
Deformation is more effectively resisted, heat dissipation is conducive to.
According to an example, it is described evaporate-forge used between cup of beaker 8 and cup lid 9 openable sealed connection can
Think threaded connection, and is sealed with sealing ring.
Further, the sealing ring can be carbon seal ring.
It is described to evaporate-forge 8 outer surface of cup of beaker setting limited block according to an example, to be carried out to evaporation-calcining cup
Limit.
According to an example, the openable that is used between the exhaust pipe lid 12 and exhaust pipe 10 is tightly connected can be for
It is threadedly coupled, and is sealed with sealing ring.
Further, the sealing ring can be carbon seal ring.
According to an example, the modular high activity liquid waste evaporation-calcining furnace includes the thermocouple 17 for measuring furnace temperature.
- calcination processing is evaporated to high activity liquid waste according to an exemplary modular high activity liquid waste evaporation-calcining furnace,
Processing procedure is as follows：
Step 1 is unscrewed evaporation-calcining cup cup lid 9 by turn exhaust pipe operation handle 11 under manipulator operation,
Appropriate high activity liquid waste is filled in cup of beaker 8 to evaporating-forging；Then, it will be steamed by manipulator turn exhaust pipe operation handle 11
Hair-calcining cup cup lid 9 is tightened.
Step 2 removes the dustproof cover on evaporation-calcining cup posting port 6 with manipulator, will evaporate-forge cup of beaker 8
Divide and is placed in heating chamber 5 by evaporation-calcining cup posting port 6；Pass through manipulator turn exhaust pipe lid operation handle 13, the row of removing
Tracheae lid 12, then tail gas discharging pipe is connected on exhaust pipe 10 (on tail gas discharging pipe with the jointing knot of exhaust pipe 10
Structure can be similar with the structure of exhaust pipe lid 12).
Step 3 sets heating temperature, is heated to evaporation-calcining cup by heating wire 2, the height in cup body 8 is enabled to put
Waste liquid forms solid content through evaporation-calcining.
Step 4 stops heating and removes tail gas discharging pipe after to be evaporated-calcining cup cooling by manipulator, cover exhaust
Pipe lid 12.
Step 5 repeats the above steps one multiple to step 4 operation, until solid radioactive waste is filled substantially with evaporation-
8 inner space of cup of beaker is forged, is stopped operation.Evaporation-calcining module that gained is sealed with solid radioactive waste is directly transferred
To subsequent processing treatment procedures.
Since modular high activity liquid waste evaporation-calcining furnace of the present invention uses modular organization design, above-mentioned
In processing procedure, if local damage situation occurs, replacement is directly carried out to corresponding module by manipulator and can be solved problem (root
According to an example, the damage of heating wire 2 can be solved by replacing furnace lining module), replacement operation is simple and fast, to processed
Journey influences small.
Although being shown and having illustrated according to some embodiments of present general inventive concept, however, ordinary skill
Personnel should be understood that in the case of the principle and spirit without departing substantially from the present general inventive concept, can be made to these embodiments
Change, the scope of the present invention is limited with claim and their equivalent.
Claims (10)
1. a kind of modular high activity liquid waste evaporation-calcining furnace, it is characterised in that：The modular high activity liquid waste evaporation-calcining furnace packet
Include furnace shell, furnace lining module, heating wire and evaporation-calcining module；The upper end of the furnace shell is equipped with furnace lining module posting port；The stove
Lining module includes furnace lining shell, and furnace lining enclosure interior forms heating chamber, and the furnace lining case top is equipped with evaporation-calcining cup merging
Mouthful, the furnace lining shell is equipped with lifting part；The heating wire is set in heating chamber；The evaporation-calcining module includes
Evaporation-calcining cup, the evaporation-calcining cup includes cup body and cup lid, is tightly connected using openable between cup body and cup lid,
The cup lid is equipped with exhaust pipe, and the exhaust pipe is equipped with exhaust pipe operation handle, and the exhaust pipe outward opening is equipped with row
Tracheae lid is tightly connected between exhaust pipe lid and exhaust pipe using openable, and the exhaust pipe is covered to be grasped equipped with exhaust pipe lid
Make handle.
2. modular high activity liquid waste evaporation-calcining furnace according to claim 1, it is characterised in that：The furnace shell bottom is set
There is incubation cavity, thermal insulation material is filled in incubation cavity.
3. modular high activity liquid waste evaporation-calcining furnace according to claim 1, it is characterised in that：In the furnace lining shell
Wall surface is laid with thermal insulation material.
4. modular high activity liquid waste evaporation-calcining furnace according to claim 1, it is characterised in that：The modular height is put
Waste liquid evaporation-calcining furnace includes dustproof cover compatible with evaporation-calcining cup posting port.
5. modular high activity liquid waste evaporation-calcining furnace according to claim 1, it is characterised in that：The evaporation-calcining cup
Cup body is inside and outside double-layer structure, and outer layer material is stainless steel, and internal layer material is metal tantalum.
6. modular high activity liquid waste evaporation-calcining furnace according to claim 5, it is characterised in that：The evaporation-calcining cup
The stainless steel layer of bottom is provided with heat emission hole.
7. modular high activity liquid waste evaporation-calcining furnace according to claim 1, it is characterised in that：The evaporation-calcining cup
The openable sealed connection used between cup body and cup lid can be to be threadedly coupled, and is sealed with sealing ring.
8. modular high activity liquid waste evaporation-calcining furnace according to claim 1, it is characterised in that：The exhaust pipe lid with
The openable used between exhaust pipe is tightly connected can be to be threadedly coupled, and is sealed with sealing ring.
9. modular high activity liquid waste evaporation-calcining furnace according to claim 7 or 8, it is characterised in that：The sealing ring is
Carbon seal ring.
10. modular high activity liquid waste evaporation-calcining furnace according to claim 1, it is characterised in that：The modular height is put
Waste liquid evaporation-calcining furnace includes the thermocouple for measuring furnace temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810399822.XA CN108645232B (en) | 2018-04-28 | 2018-04-28 | Modular high-level radioactive waste liquid evaporation-calcining furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810399822.XA CN108645232B (en) | 2018-04-28 | 2018-04-28 | Modular high-level radioactive waste liquid evaporation-calcining furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108645232A true CN108645232A (en) | 2018-10-12 |
| CN108645232B CN108645232B (en) | 2020-04-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810399822.XA Active CN108645232B (en) | 2018-04-28 | 2018-04-28 | Modular high-level radioactive waste liquid evaporation-calcining furnace |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397941A (en) * | 2019-08-15 | 2019-11-01 | 南通山剑防腐科技有限公司 | The incinerator and its operation process of dioxin are not generated |
| CN111879429A (en) * | 2020-07-01 | 2020-11-03 | 中国原子能科学研究院 | Device and method for multipoint temperature measurement of rotary calcining furnace for radioactive waste liquid treatment |
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| CN2286650Y (en) * | 1997-01-29 | 1998-07-29 | 浙江大学 | Universal connector of reagent bottle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111879429A (en) * | 2020-07-01 | 2020-11-03 | 中国原子能科学研究院 | Device and method for multipoint temperature measurement of rotary calcining furnace for radioactive waste liquid treatment |
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| Publication number | Publication date |
|---|---|
| CN108645232B (en) | 2020-04-14 |
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