CN106910546A - For the storage organization of nuclear power station ion exchange resin after dehydration - Google Patents
For the storage organization of nuclear power station ion exchange resin after dehydration Download PDFInfo
- Publication number
- CN106910546A CN106910546A CN201710165658.1A CN201710165658A CN106910546A CN 106910546 A CN106910546 A CN 106910546A CN 201710165658 A CN201710165658 A CN 201710165658A CN 106910546 A CN106910546 A CN 106910546A
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- China
- Prior art keywords
- staving
- ion exchange
- exchange resin
- nuclear power
- power station
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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
- G21F9/36—Disposal of solid waste by packaging; by baling
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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)
- Drying Of Gases (AREA)
Abstract
The invention discloses the storage organization for nuclear power station ion exchange resin after dehydration, including the staving and upper lid being made by metallic lead, one metafiltration net of tiling in the staving, the mesh number of the filter screen is 60~80；Electric heater unit and the osculum with plug are set in staving internal screen lower zone, temperature sensor, humidity sensor are set in staving internal screen upper area, staving lateral wall sets display screen, and the temperature sensor, humidity sensor are connected to the display screen；The inner surface setting of the upper lid has dehumidifier；The side wall of the staving is additionally provided with transparent form.It is an object of the invention to provide the storage organization for nuclear power station ion exchange resin after dehydration, to solve the problems, such as that the dehydration storage of prior art ion exchange resin is easily broken, realize improving the purpose to the recovery utilization rate of ion exchange resin.
Description
Technical field
The present invention relates to nuclear power station field, and in particular to for the storage organization of nuclear power station ion exchange resin after dehydration.
Background technology
Ion exchange resin is with functional group's (having the active group of exchange ion), with network structure, insoluble
Macromolecular compound, typically spheric granules thing.The purification of water quality treatment of nuclear power station is main to use desalination bed technique, and ion is handed over
Change resin demand amount big, wherein, contaminated radioactive spent resin need to carry out cement solidification or load entirety container (HIC) high and
Carry out non-recoverable storage；Unpolluted a large amount of spent resins (such as in Liquid Radwaste Treatment, i.e., in APG systems) can be returned
Receive temporary, after solution control to be cleaned, these resins can be carried out with chemical regeneration or ion regeneration, realize waste minimization, be beneficial to
While promoting Environmental security, economic worth can be created.In the prior art in order to save the storage area in nuclear power station, will all return
Stored again after the ion exchange resin dehydration of receipts, but the ion exchange resin after dehydration is easily crushed, and is stored every time all
The impaired failure of part resin can be caused, recovery utilization rate has much room for improvement.
The content of the invention
It is existing to solve it is an object of the invention to provide the storage organization for nuclear power station ion exchange resin after dehydration
The problem that the dehydration storage of technology ion exchange resin is easily broken, realizes improving to the recovery utilization rate of ion exchange resin
Purpose.
The present invention is achieved through the following technical solutions：
For the storage organization of nuclear power station ion exchange resin after dehydration, including the staving that is made by metallic lead and upper
One metafiltration net of tiling in lid, the staving, the mesh number of the filter screen is 60~80；Electricity is set in staving internal screen lower zone
Temperature sensor, humidity sensor are set in heater and the osculum with plug, staving internal screen upper area
Device, staving lateral wall sets display screen, and the temperature sensor, humidity sensor are connected to the display screen；The upper lid
Inner surface setting has dehumidifier；The side wall of the staving is additionally provided with transparent form.
For the problem that the dehydration storage of prior art ion exchange resin is easily broken, the present invention is proposed for after dehydration
The storage organization of nuclear power station ion exchange resin, including it is for storing the staving of dehydration resin and upper with what staving matched
Lid, upper and lower two parts are divided into inside staving by filter screen, and the part on filter screen is used to store ion exchange resin, under filter screen
For being filled with water, while the moisture for making ion exchange resin spin off also can be stored individually.Staving is equal with upper lid
It is made by metallic lead, using the characteristic that metal lead density is big, isolation radiation effect is good, it is to avoid ion is handed under special circumstances
When changing resin by pollution is irradiated without being found, using the teaching of the invention it is possible to provide one layer of insulation blocking, the irradiation injury to staff is reduced.
The mesh number of the filter screen is controlled in the range of 60~80, and the aperture of filter screen of 60 mesh is 250 microns, the filter screen of 80 mesh
Aperture is 180 microns, and the particle size range of the existing ion exchange resin for nuclear power station water treatment desalination bed technique is all
It is that can be isolated in resin on filter screen completely by the filter screen of 60~80 mesh so that on filter screen between 0.315~1.25mm
The resin in portion separates completely with the water of filter screen bottom, while ensuring that filter screen has good permeability, will not intercept vapor
Circulation, prevent filter screen mesh number it is too high influence vapor convection current.Osculum is additionally provided with the region of filter screen bottom, for arranging
Go out moisture unnecessary in filter screen lower area, osculum is usually remained turned-off by plug.The temperature of its interior, humidity condition
Carry out real-time monitoring and transmit to display screen by temperature sensor, humidity sensor intuitively to be shown, using electrical heating
Device can be internally heated to staving.Using the dehumidifier of upper interior surface, the air inside staving can be removed
Wet process, reduces the air humidity in staving.When the present invention is used, a small amount of clear water is added in the region below filter screen in advance,
Ion exchange resin after dehydration is placed on the filter screen top in staving again, the upper lid that closes is so that staving is closed is stored.
During storage after the clear water natural evaporation of filter screen bottom, the air humidity inside staving can be improved so that ion exchange resin
In malaria environment, the vapor that resin can be absorbed in staving inner air carries out slight wetting, so as to solve
Extremely breakable problem, the stability for improving resin storage, reduction percentage of damage, raising are recycled after certainly resin is dehydrated completely
Rate.Ion exchange resin inside staving is not contacted directly with water, is only the vapor in absorption air, therefore will not be overall
Expand, only can surface there is small expansion, do not interfere with volume during storage, do not result in overinflation take it is bigger
The problem of storage area.Meanwhile, staff monitors the temperature and humidity condition inside staving by display screen, if thinking staving
Interior humidity not enough, then can control the electric heater unit to start, and the water below filter screen be heated, so as to increase water
Evaporation, the water vapor concentration inside increase staving；If thinking, staving interior humidity is too high, can start the dehumidifier, main
The dynamic air humidity reduced inside staving., it is necessary to pass through in temperature sensor monitors staving during above-mentioned humidity regulation
The temperature conditions in portion, it is ensured that the temperature inside staving is in the range of 0~40 ° of proper storage ion exchange resin, it is to avoid electricity
Heater starts the too high situation of overlong time, staving internal temperature to be occurred：If staff has found to open electric heater unit
Temperature rising is too fast afterwards, then can quickly turn off electric heater unit, it is ensured that staving internal temperature is in the model of proper storage resin
In enclosing.Additionally, the side wall of staving is additionally provided with transparent form, and it is that a barrel body sidewall regional area is set to transparent configuration, use
Staving inner case is observed with by form, is easy to staff more intuitively to grasp the storage situation inside staving.
Preferably, it is connected through a screw thread between the staving and upper lid.Threaded connection has preferable air-tightness, can
Reduce staving inner air to be exchanged naturally with extraneous, it is ensured that staving inner air humidity is maintained at higher level.
Preferably, the form is made by safety glass.Safety glass has intensity very high, it can be ensured that form
It is solid and reliable, improve performance and service life.
Preferably, the electric heater unit is embedded in staving bottom surface.Occupancy to staving inner space is reduced with this, while
Staving is made by metallic lead, with good heat conductivility, electric heater unit is embedded inside staving bottom surface, additionally it is possible to
So that heat is transferred to rapidly each side wall of staving, condensation of the vapor in bucket body sidewall is reduced, it is ensured that staving inner air humidity
In higher level.
The present invention compared with prior art, has the following advantages and advantages：
1st, the storage organization of nuclear power station ion exchange resin after the present invention is for being dehydrated, including for storing dehydration resin
Staving, and with the upper lid that staving matches, upper and lower two parts are divided into by filter screen inside staving, the part on filter screen is used for
Storage ion exchange resin, under filter screen for being filled with water, while the moisture for making ion exchange resin spin off also can
Individually stored.The resin on filter screen top separates completely with the water of filter screen bottom, while filter screen has good permeability,
The circulation of vapor will not be intercepted.During storage after the clear water natural evaporation of filter screen bottom, the air inside staving can be improved
Humidity so that ion exchange resin is in malaria environment, and ion exchange resin can be absorbed in staving inner air
Vapor carry out slight wetting so that solve extremely breakable problem after resin is dehydrated completely, improve resin storage it is steady
Qualitative, reduction percentage of damage, raising recovery utilization rate.Ion exchange resin inside staving is not contacted directly with water, is only to inhale
Receive the vapor in air, therefore will not integrally expand, only can surface there is small expansion, when not interfering with storage
Volume.
2nd, the storage organization of nuclear power station ion exchange resin after the present invention is for being dehydrated, staff is monitored by display screen
Temperature and humidity condition inside staving, if thinking staving interior humidity not enough, can control the electric heater unit to start,
Water below filter screen is heated, so that increase water evaporation, the water vapor concentration inside increase staving；If thinking in staving
Portion's humidity is too high, then can start the dehumidifier, the air humidity reduced inside staving of active.
3rd, the storage organization of nuclear power station ion exchange resin after the present invention is for being dehydrated, the side wall of staving is additionally provided with transparent
Form, be used to by form observe staving inner case, be easy to staff more intuitively to grasp the storage inside staving
Situation.
4th, the storage organization of nuclear power station ion exchange resin after the present invention is for being dehydrated, electric heater unit is embedded at staving bottom
Face, the occupancy to staving inner space is reduced with this, while staving is made by metallic lead, with good heat conductivility,
Electric heater unit is embedded inside staving bottom surface, additionally it is possible to so that heat is transferred to rapidly each side wall of staving, reduce vapor
In the condensation of bucket body sidewall, it is ensured that staving inner air humidity is in higher level.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is the structural representation of the specific embodiment of the invention；
Fig. 2 is the schematic appearance of the specific embodiment of the invention.
Mark and corresponding parts title in accompanying drawing：
1- stavings, cover, 3- filter screens, 4- electric heater units, 5- osculums, 6- temperature sensors, 7- humidity sensors on 2-,
8- display screens, 9- dehumidifiers, 10- forms.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
It is limitation of the invention.
Embodiment 1：
The storage organization for nuclear power station ion exchange resin after dehydration as shown in Figures 1 and 2, including by metallic lead system
One metafiltration net 3 of tiling in the staving 1 and upper lid 2 made, the staving 1, the mesh number of the filter screen 3 is 70；The filter of the inside of staving 1
Electric heater unit 4 and the osculum with plug 5 are set in the lower zone of net 3, are set in the upper area of 1 internal screen of staving 3
Temperature sensor 6, humidity sensor 7 are put, the lateral wall of staving 1 sets display screen 8, the temperature sensor 6, humidity sensor 7
It is connected to the display screen 8；The inner surface setting of the upper lid 2 has dehumidifier 9；The side wall of the staving 1 is additionally provided with transparent
Form 10.It is connected through a screw thread between the staving 1 and upper lid 2.The form 10 is made by safety glass.The electricity
Heater 4 is embedded in the bottom surface of staving 1.When the present invention is used, a small amount of clear water is added in the region below filter screen 3 in advance, then
Ion exchange resin after dehydration is placed on the top of filter screen 3 in staving 1, the upper lid 2 that closes is so that staving 1 is closed is stored up
Deposit.During storage after the clear water natural evaporation of the bottom of filter screen 3, the air humidity inside staving 1 can be improved so that ion exchange
Resin is in malaria environment, and the vapor that resin can be absorbed in the inner air of staving 1 carries out slight wetting, from
And solve extremely breakable problem after resin is dehydrated completely, improve the stability of resin storage, reduce percentage of damage, improve and reclaim profit
With rate.Ion exchange resin inside staving 1 is not contacted directly with water, is only the vapor in absorption air, therefore will not
Entirety is expanded, only can surface there is small expansion, do not interfere with volume during storage, do not result in overinflation occupancy
The problem of bigger storage area.Meanwhile, staff monitors the temperature and humidity condition inside staving 1 by display screen 8, if recognizing
For the interior humidity of staving 1 not enough, then the electric heater unit 4 can be controlled to start, the water to the lower section of filter screen 3 is heated, from
And increase water evaporation, the water vapor concentration inside increase staving 1；If thinking, the interior humidity of staving 1 is too high, can start institute
State dehumidifier 9, the air humidity reduced inside staving 1 of active., it is necessary to pass through TEMP during above-mentioned humidity regulation
The temperature conditions of the monitoring staving 1 of device 6 inside, it is ensured that temperature inside staving 1 in proper storage ion exchange resin 0~
In the range of 40 °, it is to avoid electric heater unit 4 starts the too high situation of overlong time, the internal temperature of staving 1 to be occurred：If staff
It was found that opening after electric heater unit 4, temperature rising is too fast, then electric heater unit 4 can be quickly turned off, it is ensured that the internal temperature of staving 1
In the range of proper storage resin.Additionally, the side wall of staving 1 is additionally provided with transparent form 10, it is used to by form 10
The observation inner case of staving 1, form 10 is configured, is easy to provide bigger range of observation vertically along the long axis direction of staving 1.
Above-described specific embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that and the foregoing is only specific embodiment of the invention, be not intended to limit the present invention
Protection domain, all any modification, equivalent substitution and improvements done within the spirit and principles in the present invention etc. all should include
Within protection scope of the present invention.
Claims (4)
1. the storage organization of nuclear power station ion exchange resin after being used to be dehydrated, including the staving (1) that is made by metallic lead and
Upper lid (2), it is characterised in that one metafiltration net (3) of tiling in the staving (1), the mesh number of the filter screen (3) is 60~80；Bucket
Set in electric heater unit (4) and the osculum (5) with plug, staving (1) in body (1) internal screen (3) lower zone
Temperature sensor (6), humidity sensor (7) are set in portion's filter screen (3) upper area, and staving (1) lateral wall sets display screen
(8), the temperature sensor (6), humidity sensor (7) are connected to the display screen (8)；The inner surface of the upper lid (2) sets
It is equipped with dehumidifier (9)；The side wall of the staving (1) is additionally provided with transparent form (10).
2. the storage organization for nuclear power station ion exchange resin after dehydration according to claim 1, it is characterised in that institute
State and be connected through a screw thread between staving (1) and upper lid (2).
3. the storage organization for nuclear power station ion exchange resin after dehydration according to claim 1, it is characterised in that institute
Form (10) is stated to be made by safety glass.
4. the storage organization for nuclear power station ion exchange resin after dehydration according to claim 1, it is characterised in that institute
Electric heater unit (4) is stated to be embedded in staving (1) bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710165658.1A CN106910546A (en) | 2017-03-20 | 2017-03-20 | For the storage organization of nuclear power station ion exchange resin after dehydration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710165658.1A CN106910546A (en) | 2017-03-20 | 2017-03-20 | For the storage organization of nuclear power station ion exchange resin after dehydration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106910546A true CN106910546A (en) | 2017-06-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710165658.1A Pending CN106910546A (en) | 2017-03-20 | 2017-03-20 | For the storage organization of nuclear power station ion exchange resin after dehydration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106910546A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2901654B2 (en) * | 1989-08-25 | 1999-06-07 | 中国電力株式会社 | Incineration method of used ion exchange resin |
| CN103345955A (en) * | 2013-07-02 | 2013-10-09 | 中科华核电技术研究院有限公司 | Intermediate-and-low-radioactivity nuclear waste treatment device |
| JP2014104420A (en) * | 2012-11-27 | 2014-06-09 | Toshiba Corp | Dehydrating concentration method and apparatus |
| CN105000273A (en) * | 2015-07-30 | 2015-10-28 | 江苏建亚树脂科技有限公司 | Storage device for ion exchange resin |
| CN105059726A (en) * | 2015-07-30 | 2015-11-18 | 江苏建亚树脂科技有限公司 | Ion exchange resin storage and transport device |
-
2017
- 2017-03-20 CN CN201710165658.1A patent/CN106910546A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2901654B2 (en) * | 1989-08-25 | 1999-06-07 | 中国電力株式会社 | Incineration method of used ion exchange resin |
| JP2014104420A (en) * | 2012-11-27 | 2014-06-09 | Toshiba Corp | Dehydrating concentration method and apparatus |
| CN103345955A (en) * | 2013-07-02 | 2013-10-09 | 中科华核电技术研究院有限公司 | Intermediate-and-low-radioactivity nuclear waste treatment device |
| CN105000273A (en) * | 2015-07-30 | 2015-10-28 | 江苏建亚树脂科技有限公司 | Storage device for ion exchange resin |
| CN105059726A (en) * | 2015-07-30 | 2015-11-18 | 江苏建亚树脂科技有限公司 | Ion exchange resin storage and transport device |
Non-Patent Citations (1)
| Title |
|---|
| 胡志强: "《中国质检出版社》", 31 August 2016 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20170630 |
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| RJ01 | Rejection of invention patent application after publication |