CN117747156A - Constant-temperature irradiation device and constant-temperature irradiation method for light water type swimming pool stack - Google Patents
Constant-temperature irradiation device and constant-temperature irradiation method for light water type swimming pool stack Download PDFInfo
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- CN117747156A CN117747156A CN202311592332.9A CN202311592332A CN117747156A CN 117747156 A CN117747156 A CN 117747156A CN 202311592332 A CN202311592332 A CN 202311592332A CN 117747156 A CN117747156 A CN 117747156A
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- water supply
- pipeline
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 162
- 230000009182 swimming Effects 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims description 7
- 239000000463 material Substances 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000001105 regulatory effect Effects 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 23
- 238000005086 pumping Methods 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 15
- 238000002474 experimental method Methods 0.000 claims description 5
- 238000005485 electric heating Methods 0.000 claims description 2
- 239000004005 microsphere Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003073 embolic effect Effects 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000747 poly(lactic acid) Polymers 0.000 description 1
- 239000004626 polylactic acid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention discloses a constant-temperature irradiation device for a light water type swimming pool stack, which comprises a pool, an irradiation pipeline, a circulating temperature regulating mechanism and an irradiation container, wherein an active area is arranged at the lower part in the pool; the irradiation pipeline is vertically inserted into the water piling pool, and the bottom end of the irradiation pipeline is positioned in the active area; the circulating temperature adjusting mechanism comprises a temperature adjusting component, a water suction pipe and a water supply pipe, wherein the water suction pipe and the water supply pipe are respectively communicated with the input end and the output end of the temperature adjusting component, one end of the water suction pipe, which is far away from the temperature adjusting component, is communicated with the top end of the irradiation pipeline, one end of the water supply pipe, which is far away from the temperature adjusting component, is communicated with the bottom end of the irradiation pipeline, the water suction pipe is provided with a water suction pump, and the water supply pipe is provided with a water supply pump; the irradiation container is used for containing the irradiation material, the irradiation container is detachably connected with the irradiation pipeline in an inserting mode, and when the irradiation container is connected with the irradiation pipeline in an inserting mode, the irradiation material is located in the active area. The irradiation device can solve the problem that the existing irradiation device cannot accurately control the irradiation temperature of the active area at constant temperature.
Description
Technical Field
The invention relates to the technical field of reactor irradiation, in particular to a constant-temperature irradiation device and a constant-temperature irradiation method for a light water type swimming pool stack.
Background
During the steady operation of the reactor, a great amount of heat is released due to the fission chain reaction of the nuclear fuel of the reactor core, and meanwhile, the heat is generated when the material itself absorbs neutrons to generate neutron nuclear reaction, and the generated heat is accumulated in the active area, and the heat cannot be quickly released through the heat exchange of circulating cooling water in a short time, so that the temperature in the irradiation target tube is generally higher than the temperature in the active area and higher than the temperature of circulating water, and the irradiation temperature in the active area is not easy to accurately control.
Moreover, for certain materials that are not resistant to temperature, high temperatures within the target tube often result in melting, degradation, or degradation of certain characteristic parameters of the material during the ongoing production or study of the intermediate activation. For example, the holmium-165 polylactic acid microsphere is partially damaged after being irradiated by a reactor, the particle size deviation is increased, the material characteristics (molecular weight, thermal weight, chemical bond and the like) are changed, and the changes are uncontrollable, so that adverse effects are caused on the use of the microsphere (radioactive interventional embolic treatment); for example, the rhenium-albumin microspheres can be slightly damaged after being irradiated for 1h, and can be largely damaged after being irradiated for 2h, and the materials can be hardened into blocks after being irradiated for 3h, so that the rhenium-albumin microspheres are not suitable for treatment.
Disclosure of Invention
The invention aims to provide a constant-temperature irradiation device for a light water type swimming pool stack, which solves the problem that the existing irradiation device cannot accurately control the irradiation temperature of an active area at constant temperature.
The invention is realized by the following technical scheme:
a constant temperature irradiation device for a light water type swimming pool stack, comprising: the circulating temperature adjusting mechanism comprises a temperature adjusting component, a water pumping pipe and a water supply pipe, wherein the water pumping pipe and the water supply pipe are respectively communicated with the input end and the output end of the temperature adjusting component, one end of the water pumping pipe, which is far away from the temperature adjusting component, is used for being communicated with the top end of the irradiation pipeline in the water piling pool, one end of the water supply pipe, which is far away from the temperature adjusting component, is used for being communicated with the bottom end of the irradiation pipeline, the water pumping pipe is provided with a water pumping pump, and the water supply pipe is provided with a water supply pump; the irradiation container is used for containing irradiation materials, the irradiation container is detachably connected with the irradiation pipeline in an inserting mode, and when the irradiation container is connected with the irradiation pipeline in an inserting mode, the irradiation materials are located in an active area at the lower portion in the water piling pool.
Optionally, the temperature regulating assembly comprises a cooler and a heater; the water pumping pipe, the cooler, the heater and the water supply pipe are sequentially communicated; or the water suction pipe, the heater, the cooler and the water supply pipe are sequentially communicated.
Optionally, the heater comprises a heating container and an electric heating wire arranged in the heating container, and the top of the heating container is open.
Optionally, a liquid level meter is arranged in the heating container, and the liquid level meter is connected with a control system, and the control system is connected with the control systems of the water suction pump and the water supply pump.
Optionally, the water pumping pipe and the water supply pipe are respectively provided with a flowmeter and a thermometer.
Optionally, the temperature regulating assembly housing is provided with a shielding box, which can be closed or open.
Optionally, the top end of the irradiation pipeline expands outwards to form a cone; the irradiation container comprises a support and a target tube assembly, the support is a conical piece matched with the conical opening, the bottom of the support is connected with the target tube assembly through an adjusting rope, and the length of the adjusting rope can be adjusted; an irradiation material is positioned within the target tube assembly; when the support is inserted into the cone opening, the target tube assembly is hoisted in the irradiation pipeline, and the irradiation material is positioned in the active area.
Optionally, the target tube assembly comprises an irradiation target tube, wherein the top of the irradiation target tube is connected with the adjusting rope, and the irradiation target tube is used for containing a target tube or irradiation material.
The constant temperature irradiation method is carried out by adopting any one of the light water type swimming pool stack constant temperature irradiation devices, and comprises the following steps:
starting and maintaining the circulating temperature adjusting mechanism until the water temperatures in the water pumping pipe and the water supply pipe are the same and are the preset temperature;
and (3) installing an irradiation material or a target tube in the irradiation container, inserting the irradiation container into the irradiation pipeline until the irradiation material is positioned in the active area, and executing an irradiation experiment.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the constant-temperature irradiation device for the light water type swimming pool pile provided by the invention provides an environment and an active area required by irradiation by arranging the water pile pool; on the basis, an irradiation pipeline is arranged to enable the irradiation pipeline to be vertically inserted into the water piling pool, the bottom end of the irradiation pipeline is positioned in the active area, and a vertically through experimental channel is provided to enable irradiation materials to be inserted into the active area through the top of the irradiation pipeline; on the basis, the circulating temperature adjusting mechanism is arranged, the circulating temperature adjusting mechanism comprises a water suction pipe, a water supply pipe and a temperature adjusting assembly, the water suction pipe is communicated with the top end of the irradiation pipeline, the water supply pipe is communicated with the bottom end of the irradiation pipeline, the water suction pump and the water supply pump are arranged, the water body at the upper part of the irradiation pipeline is pumped out by the water suction pump, the temperature of the water body is adjusted to a required temperature by the temperature adjusting assembly, and then the water body is pumped back to the bottom end of the irradiation pipeline by the water supply pump, so that the water body temperature in the irradiation pipeline can be enabled to tend to the same temperature (namely the required temperature) after a period of time; in this state, the irradiation container is arranged to hold the irradiation material, and the irradiation container is inserted into the irradiation pipeline to enable the irradiation material to enter the active area, so that a constant-temperature irradiation experiment can be implemented; through the mutual matching of the characteristics, the constant temperature irradiation device for the light water type swimming pool stack can effectively solve the problem that the existing irradiation device cannot accurately control the irradiation temperature of an active area at constant temperature.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention. In the drawings:
FIG. 1 is a schematic view of a constant temperature irradiation device for a light water type swimming pool stack according to an embodiment of the present invention;
FIG. 2 is a schematic view of a circulating temperature regulating mechanism of a constant temperature irradiation device of a light water type swimming pool stack according to an embodiment of the present invention;
fig. 3 is a schematic view illustrating disassembly of an irradiation container of a constant temperature irradiation device for a light water type swimming pool stack according to an embodiment of the present invention;
fig. 4 is a flowchart of a constant temperature irradiation method according to an embodiment of the present invention.
In the drawings, the reference numerals and corresponding part names:
10-a water piling pool; 11-active region; 20-irradiating the pipeline; 30-a water pumping pipe; 301-a water suction pump; 31-a water supply pipe; 311-a water supply pump; a 32-cooler; 33-a heater; 331-heating a container; 332-heating wire; 333-level gauge; 34-shielding box; 40-irradiating the container; 41-a supporter; 42-adjusting the rope; 43-irradiating the target cylinder; 50-control system.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present invention and the descriptions thereof are for illustrating the present invention only and are not to be construed as limiting the present invention.
Example 1
Referring to fig. 1, an embodiment of the present invention provides a constant temperature irradiation device for a light water type swimming pool stack, which comprises a pool 10, wherein an active area 11 is arranged at the lower part in the pool 10; the second part comprises an irradiation pipeline 20, wherein the irradiation pipeline 20 is vertically inserted into the reactor pool 10, and the bottom end of the irradiation pipeline 20 is positioned in the active area 11; the third device comprises a circulating temperature adjusting mechanism, the circulating temperature adjusting mechanism comprises a temperature adjusting component, a water suction pipe 30 and a water supply pipe 31, the water suction pipe 30 and the water supply pipe 31 are respectively communicated with the input end and the output end of the temperature adjusting component, one end, away from the temperature adjusting component, of the water suction pipe 30 is communicated with the top end of the irradiation pipeline 20, one end, away from the temperature adjusting component, of the water supply pipe 31 is communicated with the bottom end of the irradiation pipeline 20, the water suction pipe 30 is provided with a water suction pump 301, and the water supply pipe 31 is provided with a water supply pump 311; fourth, the irradiation container 40 is used for containing irradiation materials, the irradiation container 40 is detachably connected with the irradiation pipeline 20, and when the irradiation container 40 is connected with the irradiation pipeline 20 in a plugging mode, the irradiation materials are located in the active area 11.
The constant temperature irradiation device of the light water type swimming pool pile provided by the embodiment provides an environment and an active area 11 required by irradiation by arranging a water pile pool 10; on the basis, the irradiation pipeline 20 is arranged so as to be vertically inserted into the water piling pool 10, the bottom end of the irradiation pipeline is positioned in the active area 11, and a vertically through experimental channel is provided so that irradiation materials can be inserted into the active area 11 through the top of the irradiation pipeline 20; on the basis, by arranging a circulating temperature adjusting mechanism, arranging a circulating temperature adjusting mechanism comprising a water suction pipe 30, a water supply pipe 31 and a temperature adjusting component, arranging the water suction pipe 30 to be communicated with the top end of an irradiation pipeline 20, arranging the water supply pipe 31 to be communicated with the bottom end of the irradiation pipeline 20, arranging a water suction pump 301 and a water supply pump 311, extracting water at the upper part of the irradiation pipeline 20 by using the water suction pump 301, adjusting the water to a required temperature by the temperature adjusting component, and then pumping the water back to the bottom end of the irradiation pipeline 20 by the water supply pump 311, wherein the water temperature in the irradiation pipeline 20 can be enabled to approach the same temperature (namely the required temperature) after a period of time; in this state, the irradiation material is accommodated by providing the irradiation container 40, and the constant temperature irradiation experiment can be performed by inserting the irradiation container 40 into the irradiation pipe 20 so that the irradiation material enters the active region 11; through the mutual matching of the characteristics, the constant temperature irradiation device for the light water type swimming pool stack can effectively solve the problem that the existing irradiation device cannot accurately control the irradiation temperature of an active area at constant temperature.
It should be noted that, the temperature adjusting assembly may be any type of device in the prior art, for example, any type of heat exchanger in the prior art, and only the water temperature of the water flowing through the water body needs to be changed.
Example 2
Referring to fig. 2 on the basis of fig. 1, an embodiment of the present invention provides a constant temperature irradiation device for a light water type swimming pool stack, which is a further improvement of embodiment 1, and is characterized in that:
to explain the specific structure of the temperature adjusting assembly further, the temperature adjusting assembly includes a cooler 32 and a heater 33; the water suction pipe 30, the cooler 32, the heater 33 and the water supply pipe 31 are sequentially communicated; or, the water suction pipe 30, the heater 33, the cooler 32, and the water supply pipe 31 are sequentially connected.
Through the above arrangement, the cooler 32 can reduce the water temperature, and the heater 33 can raise the water temperature, and the water temperature can be adaptively selected and adjusted according to the actual temperature requirement.
For further explanation of the specific structure of the heater 33, the heater 33 includes a heating container 331 and a heating wire 332 disposed in the heating container 331, and the top of the heating container 331 is open.
By the arrangement, the water body is gradually fully stored in the heating container 331, and the time required for heating is provided.
In order to monitor the liquid level in the heating container 331 and prevent water in the heating container 331 from overflowing, a liquid level meter 333 is arranged in the heating container 331, the liquid level meter 333 is connected with a control system 50, and the control system 50 is connected with the control systems of the water suction pump 301 and the water supply pump 311.
With the above arrangement, the water pump 301 and the water supply pump 311 can be remotely controlled by the control system 50, and the liquid level of the liquid level meter 333 can be directly known by the control system 50, so as to perform quick response according to the actual liquid level.
It should be noted that, the automatic response may be set, for example, when the liquid level in the heating container 331 reaches the preset liquid level, the liquid level meter 333 transmits a signal to the control system 50, the control system 50 controls the water pump 301 to stop, and controls the water supply pump 311 to start, so as to pump the heated water in the heating container 331; when the liquid level in the heating container 331 returns to zero, the liquid level meter 333 transmits a signal to the control system 50, and the control system 50 controls the water suction pump 301 to start, and simultaneously controls the water supply pump 311 to stop, so as to store water again in the heating container 331 and continuously heat the water body.
It should be noted that, the control system 50 may be implemented by any of the prior art, such as a PLC.
For effective monitoring of the circulation, the water suction pipe 30 and the water supply pipe 31 are provided with a flowmeter and a thermometer, respectively.
Through the arrangement, the flowmeter is used for guaranteeing water pumping and water supply balance, and the thermometer is used for monitoring whether the water temperatures in the water pumping and water supply balance are the same.
For shielding the radioactive rays in the externally circulated water body, the temperature adjusting assembly housing is provided with a shielding box 34, and the shielding box 34 can be closed or opened.
Example 3
Referring to fig. 3 on the basis of fig. 1, an embodiment of the present invention provides a constant temperature irradiation device for a light water type swimming pool stack, which is a further improvement of embodiment 2, and is different in that:
to further explain the detachable connection structure of the irradiation vessel 40 and the irradiation tunnel 20, the top end of the irradiation tunnel 20 is outwardly expanded to form a tapered mouth; the irradiation container 40 comprises a support 41 and a target tube assembly, the support 41 is a conical piece matched with the conical opening, the bottom of the support 41 is connected with the target tube assembly through an adjusting rope 42, and the length of the adjusting rope 42 can be adjusted; an irradiation material is positioned within the target tube assembly; when the supporter 41 is inserted into the taper, the target tube assembly is lifted in the irradiation pipe 20, and the irradiation material is located in the active region 11.
To further explain the specific structure of the target tube assembly, the target tube assembly includes an irradiation target tube 43, the top of the irradiation target tube 43 is connected to the adjustment cord 42, and the irradiation target tube 43 is used to accommodate a target tube or an irradiation material. It is understood that irradiation target cartridges 43 may be containers of any shape and material.
Example 4
Referring to fig. 4, the present embodiment provides a constant temperature irradiation method, which is performed by using the light water type swimming pool stack constant temperature irradiation device provided in embodiment 1, and includes the following steps:
s1, starting and maintaining the circulating temperature adjusting mechanism until the water temperatures in the water pumping pipe 30 and the water supply pipe 31 are the same and are the preset temperature;
s2, installing an irradiation material or a target tube in the irradiation container 40, inserting the irradiation container 40 into the irradiation pipeline 20 until the irradiation material is positioned in the active region 11, and executing an irradiation experiment.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. A constant temperature irradiation device for a light water type swimming pool stack, comprising:
the circulating temperature adjusting mechanism comprises a temperature adjusting component, a water pumping pipe (30) and a water supply pipe (31), wherein the water pumping pipe (30) and the water supply pipe (31) are respectively communicated with the input end and the output end of the temperature adjusting component, one end of the water pumping pipe (30) away from the temperature adjusting component is communicated with the top end of an irradiation pipeline (20) in a water piling pool (10), one end of the water supply pipe (31) away from the temperature adjusting component is communicated with the bottom end of the irradiation pipeline (20), the water pumping pipe (30) is provided with a water pumping pump (301), and the water supply pipe (31) is provided with a water supply pump (311);
the irradiation container (40) is used for containing irradiation materials, the irradiation container (40) is used for being detachably connected with the irradiation pipeline (20), and when the irradiation container (40) is connected with the irradiation pipeline (20), the irradiation materials are located in an active area (11) at the lower part of the water piling pool (10).
2. The light water type swimming pool stack constant temperature irradiation device according to claim 1, wherein the temperature regulating assembly comprises a cooler (32) and a heater (33);
the water suction pipe (30), the cooler (32), the heater (33) and the water supply pipe (31) are sequentially communicated; or, the water suction pipe (30), the heater (33), the cooler (32) and the water supply pipe (31) are sequentially communicated.
3. The constant temperature irradiation device of a light water type swimming pool stack according to claim 2, wherein the heater (33) comprises a heating container (331) and an electric heating wire (332) arranged in the heating container (331), and the top of the heating container (331) is open.
4. A light water type swimming pool stack constant temperature irradiation device according to claim 3, wherein a liquid level meter (333) is arranged in the heating container (331), the liquid level meter (333) is connected with a control system (50), and the control system (50) is connected with the control systems of the water suction pump (301) and the water supply pump (311).
5. The constant temperature irradiation device of a light water type swimming pool stack according to claim 4, wherein the water pumping pipe (30) and the water supply pipe (31) are respectively provided with a flowmeter and a thermometer.
6. A light water swimming pool stack constant temperature irradiation device according to any one of claims 2-5, wherein the temperature regulating assembly housing is provided with a shielding box (34), the shielding box (34) being capable of being closed or opened.
7. The constant temperature irradiation device of a light water type swimming pool stack according to claim 1, wherein the top end of the irradiation pipe (20) is outwardly expanded to form a cone;
the irradiation container (40) comprises a support (41) and a target tube assembly, the support (41) is a conical piece matched with the conical opening, the bottom of the support (41) is connected with the target tube assembly through an adjusting rope (42), and the length of the adjusting rope (42) can be adjusted;
an irradiation material is positioned within the target tube assembly;
when the support (41) is inserted into the cone opening, the target tube assembly is hoisted in the irradiation pipeline (20), and the irradiation material is positioned in the active area (11).
8. The constant temperature irradiation device of a light water swimming pool stack according to claim 7, wherein the target tube assembly comprises an irradiation target tube (43), the top of the irradiation target tube (43) is connected with the adjusting rope (42), and the irradiation target tube (43) is used for containing a target tube or irradiation material.
9. A constant temperature irradiation method, characterized in that the constant temperature irradiation device of the light water type swimming pool stack according to any one of claims 1-8 is adopted, comprising the following steps:
starting and maintaining the circulating temperature adjusting mechanism until the water temperatures in the water pumping pipe (30) and the water supply pipe (31) are the same and are the preset temperature;
and (3) installing an irradiation material or a target tube in the irradiation container (40), inserting the irradiation container (40) into the irradiation pipeline (20) until the irradiation material is positioned in the active area (11), and performing an irradiation experiment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311592332.9A CN117747156A (en) | 2023-11-27 | 2023-11-27 | Constant-temperature irradiation device and constant-temperature irradiation method for light water type swimming pool stack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311592332.9A CN117747156A (en) | 2023-11-27 | 2023-11-27 | Constant-temperature irradiation device and constant-temperature irradiation method for light water type swimming pool stack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117747156A true CN117747156A (en) | 2024-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311592332.9A Pending CN117747156A (en) | 2023-11-27 | 2023-11-27 | Constant-temperature irradiation device and constant-temperature irradiation method for light water type swimming pool stack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117747156A (en) |
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2023
- 2023-11-27 CN CN202311592332.9A patent/CN117747156A/en active Pending
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