CN104681115A - Glass solidifying body protection system - Google Patents
Glass solidifying body protection system Download PDFInfo
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- CN104681115A CN104681115A CN201510090259.4A CN201510090259A CN104681115A CN 104681115 A CN104681115 A CN 104681115A CN 201510090259 A CN201510090259 A CN 201510090259A CN 104681115 A CN104681115 A CN 104681115A
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- Prior art keywords
- temperature
- reservoir vessel
- solidified body
- temperature region
- jacking
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/28—Treating solids
- G21F9/34—Disposal of solid waste
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Joining Of Glass To Other Materials (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a glass solidifying body protection system. The system comprises a high-temperature area and an insulation area which are adjacent and are defined by a shell body (12), wherein one side wall of the high-temperature area is provided with a first shielding door (8); the top of the high-temperature area is provided with a transition interface channel (7), and a side wall between the high-temperature area and the insulation area is provided with a second shielding door (16); another side wall of the insulation area is provided with a third shielding door (5), and the glass solidifying body protection system further comprises a storage vessel (1), a transfer system (2), a jacking clamping mechanism (3), a multi-stage heating device (4), a multi-layer protective device (6) and a control system (11). By virtue of the glass solidifying body protection system, a glass body with stable performance is effectively formed and is prevented from chapping, and radioactive waste can be advantageously stored for a long term.
Description
Technical field
The invention belongs to plasma melting stove waste processing arts, particularly relate to a kind of glass solidified body protection system.
Background technology
Nuclear power plant inevitably produces a certain amount of radioactive waste in operation and maintenance process, and these radioactive wastes can final disposal after must pass through the stable containing process of such as radioactive nuclide.At present, for solid radioactive waste, the general treatment process of domestic nuclear power plant is cement solidification technology, but its compatibilization is excessive, brings very large pressure to radioactive-waste disposal.
In addition, have also appeared a kind of plasma technique in the prior art to process radioactive waste.This plasma technique is the feature utilizing hot plasma to have higher temperature and energy density, fast refuse is carried out Pintsch process, its product is glassy state inorganics, the gas produced is by the reduction reaction under hot environment, be decomposed into atom and the simplest molecule, some toxic organic compounds (particularly bioxin and furans) in radioactive waste thoroughly can be decomposed into nontoxic small-molecule substance.
Therefore plasma treatment technique is applicable to low level waste disposal in nuclear power station great majority, be particularly useful for the process of incombustible refuse.For debirs, the high temperature of hot plasma can make organic principle decompose, and the micro-molecular gas after decomposition burns further under the environment of aerobic; For inorganic wastes, the high temperature of hot plasma also can make inorganic constituents melting, thus contains radioactive nuclide, forms glass solidified body after cooling.
But in existing plasma treatment technique, in the forming process of glass solidified body, existence and stability problem, when vitreum flows out from plasma melting stove, due to reasons such as excessive temperature differentials, when forming vitreum, easily produce the situation of such as glass solidified body layering, be full of cracks.
Summary of the invention
Technical matters to be solved by this invention is, provides a kind of glass solidified body protection system, and it can forming property stabilized glass body effectively, avoids vitreum to chap, is conducive to radioactive waste standing storage.
For solving the problems of the technologies described above, the embodiment of the present invention provides a kind of glass solidified body protection system, it is characterized in that, comprise: the adjacent high-temperature region surrounded by housing and heat preservation zone, in described high-temperature region one, sidewall is provided with the first shield door, top, described high-temperature region is provided with changeover joint passage, the sidewall between described high-temperature region and heat preservation zone is provided with secondary shielding door, another sidewall of described heat preservation zone is provided with the 3rd shield door; Comprise reservoir vessel, movement system, jacking clamp system, multistage heating device, multilayer protective device and control system further;
Wherein, described reservoir vessel adopts exotic material to be made, for receiving and store glass firming body;
Described movement system at least includes multiple roller, and at least part roller is laid on the path between the first shield door, secondary shielding door and the 3rd shield door;
Described jacking clamp system is arranged in high-temperature region, for jacking or the described reservoir vessel that declines, makes described reservoir vessel combine with changeover joint passage lower end or be separated;
Described multistage heating device is arranged in high-temperature region, for carrying out Intelligent heating to high-temperature region, slowly anneals according to predetermined temperature curve to make the glass solidified body in reservoir vessel;
Described multilayer protective device, is arranged at the madial wall of shell, and it comprises refractory protection, insulating, radioactive shield layer, carries out sealing, heat insulation, shielding processing for described high-temperature region and low-temperature space;
Described first shield door, secondary shielding door and the 3rd shield door include high-temperature-resistant layer, insulating and screen layer;
Described changeover joint passage upper end adopts Flange joint, for being connected with plasma melting furnace discharge mouth flange seal.
Preferably, described movement system comprises further and is arranged at gear transmission mechanism outside housing, motor and support, and wherein, described motor is used for driven wheel transport sector, thus drives roller running, and the reservoir vessel being positioned over roller is moved.
Preferably, described multistage heating device comprises heating system and temperature monitoring system, wherein, described heating system comprises Multistage electrical heating device, system for detecting temperature is made up of temperature sensor and controller, for at least part according to the Multistage electrical heating of strategy unlatching in advance device, with the temperature of regulation and control high-temperature region.
Preferably, described jacking clamp system mainly comprises jack, support and clamp system, and described clamp system is used for described reservoir vessel to clamp, and then passes through jacking CD-ROM drive motor by reservoir vessel jacking to changeover joint passage lower end; Or by jacking CD-ROM drive motor, reservoir vessel is separated from described changeover joint passage lower end and declines.
Preferably, between the radioactive shield layer and insulating of described multilayer protective device, air blanketing is provided with.
Preferably, the open and close of described first shield door, secondary shielding door and the 3rd shield door are driven by driver.
Implement the present invention, there is following beneficial effect:
The glass solidified body protection system that the embodiment of the present invention provides, has resistant to elevated temperatures performance at the equipment of enclosure interior, and one can be provided effectively to form the Vitrea environment of stable high-quality;
The multistage heating device of the embodiment of the present invention can provide Automatic-heating warm-keeping function, and insulation cooling can be carried out to glass solidified body according to certain gradient curve, situation occurs can to avoid glass solidified body layering, break etc., in addition, heating strategy due to multistage heating device is adjustable, thus goes for carrying out insulation cooling to different formulations glass melting glass solidified body; By homogeneous firming body can be formed after glass solidified body protective device; Form homogeneous firming body, ensure the stability of firming body;
The embodiment of the present invention has automatic transport function and shielding protection function, and Full-automatic remote can be adopted to manipulate work and monitoring, thus avoids associative operation personnel by the impact of irradiation dose.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the main structure schematic diagram of a kind of glass solidified body protection system provided by the invention;
Fig. 2 is the vertical view of a kind of glass solidified body protection system provided by the invention.
Wherein, 1, reservoir vessel, 2, movement system; 3, jacking clamp system, 4, multistage heating device, 5, secondary shielding door; 6, multilayer protective device, 7, changeover joint passage, the 8, first shield door; 9, jacking CD-ROM drive motor, 10, roller-way CD-ROM drive motor, 11, control system; 12, housing, the 13, first shield door driver, 14, automatic heat preserving shield door B drive; 15, clamp system driver, 16, secondary shielding door.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1 to Figure 2, the structural drawing of an embodiment of a kind of glass solidified body protection system provided by the invention is shown.In this embodiment, this glass solidified body protection system comprises:
Surround airtight cavity by housing 12, be separated into adjacent high-temperature region and heat preservation zone particularly, wherein, high-temperature region can carry out heating and the temperature heated is adjustable.High-temperature region one sidewall is provided with the first shield door 8, top, high-temperature region is provided with changeover joint passage 7, the sidewall between high-temperature region and heat preservation zone is provided with secondary shielding door 16, in heat preservation zone, another sidewall is provided with the 3rd shield door 5; Wherein, changeover joint passage 7 upper end adopts Flange joint, for being connected with plasma melting furnace discharge mouth flange seal.
This glass solidified body protection system comprises reservoir vessel 1, movement system 2, jacking clamp system 3, multistage heating device 4, multilayer protective device 6 and control system 11 further.
Wherein, reservoir vessel 1 adopts exotic material to be made, and for receiving and store glass firming body, because glass solidified body is a kind of product that plasma melting stove is formed, temperature is higher, and therefore storage container needs to have the performances such as high temperature resistant, resistance to irradiation;
Movement system 2 at least includes multiple roller, and at least part roller is laid on the path between the first shield door 8, secondary shielding door 16 and the 3rd shield door 5, for reservoir vessel is being transported to the 3rd shield door from the first shield door 8; Movement system 2 comprises further and is arranged at gear transmission mechanism outside housing 12, motor and support, and above-mentioned parts are arranged at outside housing 12, can from the impact of high temperature; Wherein, motor is used for driven wheel transport sector, thus drives roller running, and the reservoir vessel 1 being positioned over roller is moved.
Jacking clamp system 3 is arranged in high-temperature region, for jacking or decline reservoir vessel 1, makes reservoir vessel 1 combine with changeover joint passage 7 lower end or be separated; Particularly, jacking clamp system 3 mainly comprises jack, support and clamp system, and clamp system is used for reservoir vessel 1 to clamp, and then passes through jacking CD-ROM drive motor by reservoir vessel 1 jacking to changeover joint passage 7 lower end; Or by jacking CD-ROM drive motor, reservoir vessel 1 is separated from changeover joint passage 7 lower end and declines; Wherein, in one embodiment, the support of jacking clamp system 3 and clamping head can be arranged in high-temperature region, other parts, as jack can be arranged on outside housing.
Multistage heating device 4 is arranged in high-temperature region, for carrying out Intelligent heating to high-temperature region, slowly anneals according to predetermined temperature curve to make the glass solidified body in reservoir vessel 1; Particularly, multistage heating device 4 comprises heating system and temperature monitoring system, wherein, heating system comprises Multistage electrical heating device, system for detecting temperature is made up of temperature sensor and controller, for at least part according to the Multistage electrical heating of strategy unlatching in advance device, with the temperature of regulation and control high-temperature region.Particularly, multistage heating device can need various temperature to carry out being set to the temperature of needs according to different formulations, meet the gradient of temperature curve controlled requirement under this formula, thus ensure glass solidified body stability, the phenomenons such as the glass solidified body avoided the formation of cracking, layering;
Multilayer protective device 6, is arranged at the madial wall of shell, and it comprises refractory protection, insulating, radioactive shield layer, carries out sealing, heat insulation, shielding processing for high-temperature region and low-temperature space; Air blanketing is provided with between the radioactive shield layer and insulating of multilayer protective device 6.
First shield door 8, secondary shielding door 16 and the 3rd shield door 5 include high-temperature-resistant layer, insulating and screen layer; Particularly; the open and close of the first shield door, secondary shielding door and the 3rd shield door are the first shield door 8, secondary shielding door 16 and the 3rd shield doors 5 being undertaken driving by driver is open and close the high-temperature region of glass solidified body protection system and the passage of low-temperature space; the shield door of reservoir vessel turnover, three shield door mutual linkings.In addition, be provided with the track transmitted for storage container on first shield door 8 left side, in like manner, on the right of the 3rd shield door 5, be also provided with the track transmitted for storage container, be convenient to automatic operation operation;
Control system 11 is for controlling movement system 2, jacking clamp system 3, multistage heating device 4, first shield door 8, secondary shielding door 16 and the 3rd shield door 5 collaborative work.
For ease of understanding, further illustrate the course of work of glass solidified body protection system of the present invention, detailed process is as follows:
By external orbital, the storage container 1 of sky is sent to the first shield door 8 place, first shield door 8 is opened by shield door driver 13, storage container 1 is imported into high-temperature region by outside transmission track and movement system 2, then the first shield door 8 is closed by shield door driver 13, by movement system 2, storage container 1 is transported to jacking clamping station, then by jacking clamp system 3, storage container 1 is clamped rear jacking, and formed with changeover joint passage 7 and seal.
After storage container 1 enters high-temperature region, multistage heating device 4 is made to carry out temperature control according to the temperature curve of specifying, to meet the requirement of associated formula technological temperature, particularly, by multistage heating device 4 and control system 11, the temperature of high-temperature region is carried out temperature adjustment according to the temperature curve of specifying, be understandable that, for the glass solidified body of different formulations, the temperature curve of its correspondence is different; Then outside plasma melting discharge device is opened; glassy state melt substance is made to enter into storage container 1 by changeover joint passage 7; be cooled fast to and form vitreum temperature; avoid crystallization; affect glass solidified body performance; then allow vitreum slowly anneal according to uniform temperature curve by control system 11 and multistage heating device 4, avoid the defects such as glass solidified body layering, crackle, foaming;
After predetermined time, jacking clamp system 3 is allowed to drop to reference position, then clamp system is unclamped, open secondary shielding door 16, storage container 1 is sent to heat preservation zone by startup movement system 2, close secondary shielding door 5, make glass solidified body form stable glass solidified body at heat preservation zone Slow cooling.Thus ensure that glass solidified body has the features such as certain mechanical property, stability, water resisting property.
Finally start shield door driver 14 and open the 3rd shield door 5, finally by outside transhipment track reservoir vessel shifted away and close shield door 5.
Implement the present invention, there is following beneficial effect:
The glass solidified body protection system that the embodiment of the present invention provides, has resistant to elevated temperatures performance at the equipment of enclosure interior, and one can be provided effectively to form the Vitrea environment of stable high-quality;
The multistage heating device of the embodiment of the present invention can provide Automatic-heating warm-keeping function, and insulation cooling can be carried out to glass solidified body according to certain gradient curve, situation occurs can to avoid glass solidified body layering, break etc., in addition, heating strategy due to multistage heating device is adjustable, thus goes for carrying out insulation cooling to different formulations glass melting glass solidified body; By homogeneous firming body can be formed after glass solidified body protective device; Form homogeneous firming body, ensure the stability of firming body;
The embodiment of the present invention has automatic transport function and shielding protection function, and Full-automatic remote can be adopted to manipulate work and monitoring, thus avoids associative operation personnel by the impact of irradiation dose.
Above disclosedly be only a kind of preferred embodiment of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (6)
1. a glass solidified body protection system, it is characterized in that, comprise: the adjacent high-temperature region surrounded by housing (12) and heat preservation zone, in described high-temperature region one, sidewall is provided with the first shield door (8), top, described high-temperature region is provided with changeover joint passage (7), sidewall between described high-temperature region and heat preservation zone is provided with secondary shielding door (16), another sidewall of described heat preservation zone is provided with the 3rd shield door (5); Comprise reservoir vessel (1), movement system (2), jacking clamp system (3), multistage heating device (4) and multilayer protective device (6) further;
Wherein, described reservoir vessel (1) adopts exotic material to be made, for receiving and store glass firming body;
Described movement system (2) at least includes multiple roller, and at least part roller is laid on the path between the first shield door (8), secondary shielding door (16) and the 3rd shield door (5);
Described jacking clamp system (3) is arranged in high-temperature region, for jacking or the described reservoir vessel (1) that declines, makes described reservoir vessel (1) combine with changeover joint passage (7) lower end or be separated;
Described multistage heating device (4) is arranged in high-temperature region, for carrying out Intelligent heating to high-temperature region, slowly anneals according to predetermined temperature curve to make the glass solidified body in reservoir vessel (1);
Described multilayer protective device (6), is arranged at the madial wall of shell, and it comprises refractory protection, insulating, radioactive shield layer, carries out sealing, heat insulation, shielding processing for described high-temperature region and low-temperature space;
Described first shield door (8), secondary shielding door (16) and the 3rd shield door (5) include high-temperature-resistant layer, insulating and screen layer;
Described changeover joint passage (7) upper end adopts Flange joint, for being connected with plasma melting furnace discharge mouth flange seal.
2. glass solidified body protection system as claimed in claim 1; it is characterized in that; described movement system (2) comprises further and is arranged at gear transmission mechanism outside housing (12), motor and support; wherein; described motor is used for driven wheel transport sector; thus drive roller running, the reservoir vessel (1) being positioned over roller is moved.
3. glass solidified body protection system as claimed in claim 2; it is characterized in that; described multistage heating device (4) comprises heating system and temperature monitoring system; wherein; described heating system comprises Multistage electrical heating device; system for detecting temperature is made up of temperature sensor and controller, at least part according to the Multistage electrical heating of strategy unlatching in advance device, with the temperature of regulation and control high-temperature region.
4. glass solidified body protection system as claimed in claim 3, it is characterized in that, described jacking clamp system (3) mainly comprises jack, support and clamp system, described clamp system is used for described reservoir vessel (1) to clamp, and then passes through jacking CD-ROM drive motor by reservoir vessel (1) jacking to changeover joint passage (7) lower end; Or by jacking CD-ROM drive motor, reservoir vessel (1) is separated from described changeover joint passage (7) lower end and declines.
5. the glass solidified body protection system as described in any one of Claims 1-4, is characterized in that, between the radioactive shield layer and insulating of described multilayer protective device (6), be provided with air blanketing.
6. glass solidified body protection system as claimed in claim 5, is characterized in that, the open and close of described first shield door (8), secondary shielding door (16) and the 3rd shield door (5) are driven by driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510090259.4A CN104681115B (en) | 2015-02-28 | 2015-02-28 | Glass solidifying body protection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510090259.4A CN104681115B (en) | 2015-02-28 | 2015-02-28 | Glass solidifying body protection system |
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| CN104681115A true CN104681115A (en) | 2015-06-03 |
| CN104681115B CN104681115B (en) | 2017-05-24 |
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| CN201510090259.4A Active CN104681115B (en) | 2015-02-28 | 2015-02-28 | Glass solidifying body protection system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109133004A (en) * | 2018-09-25 | 2019-01-04 | 浙江工业职业技术学院 | A kind of hydrogen-powered vehicles hydrogen production equipment |
| CN116253496A (en) * | 2023-02-20 | 2023-06-13 | 中广核研究院有限公司 | Incineration ash induction heating glass curing treatment system and method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109133004A (en) * | 2018-09-25 | 2019-01-04 | 浙江工业职业技术学院 | A kind of hydrogen-powered vehicles hydrogen production equipment |
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| CN116253496A (en) * | 2023-02-20 | 2023-06-13 | 中广核研究院有限公司 | Incineration ash induction heating glass curing treatment system and method |
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| CN104681115B (en) | 2017-05-24 |
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Effective date of registration: 20191104 Address after: 518000 Guangdong province Futian District Shangbu Road West of the city of Shenzhen Shenzhen science and technology building 15 layer (1502-1504, 1506) Patentee after: CHINA NUCLEAR POWER TECHNOLOGY RESEARCH INSTITUTE Address before: 518031 Guangdong province Futian District Shangbu Road West of the city of Shenzhen Shenzhen science and technology building 15 layer (1502-1504, 1506) Co-patentee before: China General Nuclear Power Corporation Patentee before: CHINA NUCLEAR POWER TECHNOLOGY RESEARCH INSTITUTE Co-patentee before: China wide nuclear electricity incorporated company |
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