CN107420805A - A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device - Google Patents

A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device Download PDF

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Publication number
CN107420805A
CN107420805A CN201710827718.1A CN201710827718A CN107420805A CN 107420805 A CN107420805 A CN 107420805A CN 201710827718 A CN201710827718 A CN 201710827718A CN 107420805 A CN107420805 A CN 107420805A
Authority
CN
China
Prior art keywords
spent fuel
fuel pool
power plant
nuclear power
illuminator
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.)
Pending
Application number
CN201710827718.1A
Other languages
Chinese (zh)
Inventor
李雷
邵长磊
黄然
刘建文
贺小明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Nuclear Engineering Research and Design Institute Co Ltd
Original Assignee
Shanghai Nuclear Engineering Research and Design Institute Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Nuclear Engineering Research and Design Institute Co Ltd filed Critical Shanghai Nuclear Engineering Research and Design Institute Co Ltd
Priority to CN201710827718.1A priority Critical patent/CN107420805A/en
Publication of CN107420805A publication Critical patent/CN107420805A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/34Supporting elements displaceable along a guiding element
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40Lighting for industrial, commercial, recreational or military use
    • F21W2131/402Lighting for industrial, commercial, recreational or military use for working places

Abstract

The present invention provides a kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device, and it includes:Illuminator, it is configured to provide illumination;And mounting bracket, the mounting bracket are arranged on the inwall of the PWR nuclear power plant Spent Fuel Pool, are connected with the illuminator to support the illuminator;Wherein, the mounting bracket has guide rail walking mechanism, and the guide rail walking mechanism is configured to drive the illuminator and moved horizontally.PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device provided by the invention, arranged in the appropriate location in pond to meet illumination requirement of the whole pond under the conditions of specific operation, so as to realize the process requirements condition of the underwater associative operation of Spent Fuel Pool and associated satellite pond.

Description

A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device
Technical field
The present invention relates to spent nuclear fuel in nuclear power plant storage and nuclear power plant's operation and maintenance, and in particular to a kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device.
Background technology
In PWR nuclear power plant, Spent Fuel Pool and attached correlation function pond are the major function things of fuel factory building , it is nuclear power plant from the irradiated fuel assembly that nuclear island is drawn off in transport to the intermediate storage place before spentnuclear fuel reprocessing plant Important component.The spentnuclear fuel drawn off every year out of nuclear power plant reactor is about react total reactor feed 30%~40%, The irradiated fuel assembly drawn off from reactor core has very strong radioactivity and continues to discharge heat, it is necessary to store one in Spent Fuel Pool Determining, which outer could transport to spentnuclear fuel reprocessing plant after the time limit (generally 10 years), is handled.
Fuel assembly and plug-in part, fuel transport container (including fresh fuel shipping container and weary are carried out in fuel factory building Fuel transport container) associative operation, it is necessary to according to duty requirements, design corresponding submersible lighting fixture and corresponding arrangement side Case, to provide the underwater lighting of meet demand.During dress reloads, underwater lighting is used for for fuel and plug-in part transport, reactor core The activities such as the dismounting and submarine inspection and maintenance of part provide underwater lighting.
The content of the invention
The present invention in view of the shortcomings of the prior art, proposes that a kind of PWR nuclear power plant Spent Fuel Pool horizontal level is adjustable Underwater illuminating device.
The present invention provides a kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device, and it is wrapped Include:
Illuminator, it is configured to provide illumination;And
Mounting bracket, the mounting bracket is arranged on the inwall of the PWR nuclear power plant Spent Fuel Pool, with the illuminating lamp Tool is connected to support the illuminator;
Wherein, the mounting bracket has guide rail walking mechanism, and the guide rail walking mechanism is configured to drive the illumination Light fixture moves horizontally;The guide rail walking mechanism includes the slide rail and sliding block to cooperation, and the slide rail connects with the illuminator Connect, the slide rail is connected with the mounting bracket.
Preferably, the mounting bracket is configured to the illuminator being positioned at the PWR nuclear power plant spentnuclear fuel water In pond, the mounting bracket has cantilever beam, and the cantilever beam is provided with fluting, and the illuminator is hung on institute by light fixture connecting rod State on fluting.
Preferably, the illuminator is configured to when receiving the first stove novel fuel assembly and provides photograph for Spent Fuel Pool Degree.
Preferably, the illuminator is configured to cold-refueling and provided for Spent Fuel Pool during plug-in part is switched Illumination.
Preferably, the illuminator is configured to when carrying out spentnuclear fuel outward transport operation and provides photograph for Spent Fuel Pool Degree.
Preferably, the mounting bracket using bolt fastening by the way of and the PWR nuclear power plant Spent Fuel Pool inwall Pre-embedded steel slab connects.
Compared with prior art, the invention has the advantages that:
1st, PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device provided by the invention, in pond Appropriate location arrange to meet illumination requirement of the whole pond under the conditions of specific operation, so as to realize Spent Fuel Pool and phase Close the process requirements condition of the underwater associative operation in attached pond.
2nd, PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device provided by the invention, can pass through Guide rail walking mechanism realizes the regulation of the horizontal level of illuminator, so as to realize flexibly keeping away for chamber of being stood for a long while to intensive storage of spent fuel Allow, and by the way that illuminator is adjusted to strengthen local lighting, so as to realize the underwater correlation of special process in Spent Fuel Pool The condition of operation.
Brief description of the drawings
Fig. 1 is the PWR nuclear power plant Spent Fuel Pool fixed underwater lighting device for meeting the preferred embodiment of the present invention General arrangement.
Fig. 2 is the PWR nuclear power plant Spent Fuel Pool fixed underwater lighting device for meeting the preferred embodiment of the present invention Structure type figure.
Wherein:(horizontal level is adjustable) underwater lighting fixture in 1-Spent Fuel Pool;Water in 2-container loading pond Lower illuminator;Underwater lighting fixture in 3- fuel transport passages;Underwater lighting fixture in 4- refuelling pools.
Embodiment
In order to facilitate the understanding of the purposes, features and advantages of the present invention, it is below in conjunction with the accompanying drawings and specific real Applying mode, the present invention is further detailed explanation.
As illustrated in fig. 1 and 2, it is adjustable to provide a kind of PWR nuclear power plant Spent Fuel Pool horizontal level for the embodiment of the present invention Underwater illuminating device 1, it includes:
Illuminator, it is configured to provide illumination;And
Mounting bracket, the mounting bracket is arranged on the inwall of the PWR nuclear power plant Spent Fuel Pool, with the illuminating lamp Tool is connected to support the illuminator;
Wherein, the mounting bracket has guide rail walking mechanism, and the guide rail walking mechanism is configured to drive the illumination Light fixture moves horizontally;The guide rail walking mechanism includes the slide rail and sliding block to cooperation, and the slide rail connects with the illuminator Connect, the slide rail is connected with the mounting bracket.
The mounting bracket is configured to the illuminator being positioned in the PWR nuclear power plant Spent Fuel Pool, institute Stating mounting bracket has cantilever beam, and the cantilever beam is provided with fluting, and the illuminator is hung on the fluting by light fixture connecting rod On.
As shown in figure 1, PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device is mainly arranged in The pool wall of Spent Fuel Pool, distributed arrangement.PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device Illumination, number and position need to meet the pond lighting requirement under technological operation demand condition by luminance calculation.Cloth The position needs put and the shower in pond, rhone, hanger for tools etc. avoid, and avoid the occurrence of interference.Specifically, presurized water reactor Spent nuclear fuel in nuclear power plant pond horizontal level adjustable water lower lighting device, the fuel assembly carried out in Spent Fuel Pool can be met Associative operation duty requirements:
First, fresh fuel receives:
, it is necessary to receive the first stove novel fuel assembly, the novel fuel assembly of first fuel loading before nuclear power plant carries out first fuel loading The intracavitary of living for the spent fuel storage rack being first put into Spent Fuel Pool is deposited temporarily., it is necessary to use water under the operating mode Flat adjustable underwater illumination provides effective Spent Fuel Pool illumination.
2nd, cold-refueling and plug-in part are switched:
When nuclear power plant carries out reactor reloading pattern, the fuel assembly for generally drawing off whole reactor core is put into spentnuclear fuel in Spent Fuel Pool Screen work is stored, takes out the fuel assembly of new reactor core array from spent fuel storage rack according still further to specific set sequence, Reactor core correspondence position is put into through a series of flows, during Spent Fuel Pool is deposited, will also carry out part of fuel component plug-in part Switch work., it is necessary to which the illumination offer of use level adjustable underwater is effective weary during cold-refueling and plug-in part are switched Fuel pit illuminates.
3rd, spentnuclear fuel is transported outward:
Spent Fuel Pool capacity is had certain limitations, and after nuclear power plant runs circulative accumulation to certain number, reactor core, which unloads, to be set out Irradiated fuel assembly quantity by the maximum that can be accommodated close to Spent Fuel Pool, it is necessary to carry out spentnuclear fuel outward transport.It is weary in progress , it is necessary to take out irradiated fuel assembly to be transported from the spent fuel storage rack in Spent Fuel Pool during fuel outward transport operation, It is put into cleaning container pond in specific outward transport cask flask.Wherein, the operation in Spent Fuel Pool is, it is necessary to use level position Put adjustable underwater illumination and effective lighting is provided.
Compared with prior art, the present embodiment has the advantages that:
1st, the PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device that the present embodiment provides, in water The appropriate location in pond arranged to meet illumination requirement of the whole pond under the conditions of specific operation, so as to realize Spent Fuel Pool and The process requirements condition of the underwater associative operation in associated satellite pond.
2nd, the PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device that the present embodiment provides, can lead to The regulation that guide rail walking mechanism realizes the horizontal level of illuminator is crossed, so as to realize the flexible of chamber of being stood for a long while to intensive storage of spent fuel Avoid, and by the way that illuminator is adjusted to strengthen local lighting, so as to realize the underwater phase of special process in Spent Fuel Pool Close the condition of operation.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other The difference of embodiment, between each embodiment identical similar portion mutually referring to.For system disclosed in embodiment For, due to corresponding to the method disclosed in Example, so description is fairly simple, related part is referring to method part illustration .
Those skilled in the art can realize described function using distinct methods to each specific application, but It is this realization it is not considered that beyond the scope of this invention.
Obviously, those skilled in the art can carry out the spirit of various changes and modification without departing from the present invention to invention And scope.So, if these modifications and variations of the present invention belong to the claims in the present invention and its equivalent technologies scope it Interior, then the present invention is also intended to including these changes and modification.

Claims (6)

  1. A kind of 1. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device, it is characterised in that including:
    Illuminator, it is configured to provide illumination;And
    Mounting bracket, the mounting bracket are arranged on the inwall of the PWR nuclear power plant Spent Fuel Pool, connect with the illuminator Connect to support the illuminator;
    Wherein, the mounting bracket has guide rail walking mechanism, and the guide rail walking mechanism is configured to drive the illuminator Move horizontally;The guide rail walking mechanism includes the slide rail and sliding block to cooperation, and the slide rail is connected with the illuminator, institute Slide rail is stated to be connected with the mounting bracket.
  2. 2. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device as claimed in claim 1, it is special Sign is that the mounting bracket is configured to the illuminator being positioned in the PWR nuclear power plant Spent Fuel Pool, institute Stating mounting bracket has cantilever beam, and the cantilever beam is provided with fluting, and the illuminator is hung on the fluting by light fixture connecting rod On.
  3. 3. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device as claimed in claim 1, it is special Sign is that the illuminator is configured to when receiving the first stove novel fuel assembly and provides illumination for Spent Fuel Pool.
  4. 4. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device as claimed in claim 1, it is special Sign is, illumination is provided for Spent Fuel Pool during the illuminator is configured to cold-refueling and plug-in part is switched.
  5. 5. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device as claimed in claim 1, it is special Sign is that the illuminator is configured to when carrying out spentnuclear fuel outward transport operation and provides illumination for Spent Fuel Pool.
  6. 6. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device as claimed in claim 1, it is special Sign is, the mounting bracket by the way of bolt fastening and the PWR nuclear power plant Spent Fuel Pool inwall pre-embedded steel slab Connection.
CN201710827718.1A 2017-09-14 2017-09-14 A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device Pending CN107420805A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710827718.1A CN107420805A (en) 2017-09-14 2017-09-14 A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710827718.1A CN107420805A (en) 2017-09-14 2017-09-14 A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device

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CN107420805A true CN107420805A (en) 2017-12-01

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ID=60432370

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CN201710827718.1A Pending CN107420805A (en) 2017-09-14 2017-09-14 A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1294937C (en) * 1987-07-29 1992-01-28 Jean Denis Orientable lighting apparatus for a pond containing radioactive materials
JPH0727894A (en) * 1993-06-23 1995-01-31 Electricite De France Orientating and rocking-able illuminator for pond containing radioactive material
CN101852410A (en) * 2010-04-30 2010-10-06 海洋王照明科技股份有限公司 Quakeproof side wall mounting bracket
CN201885076U (en) * 2010-11-11 2011-06-29 中国广东核电集团有限公司 Underwater illuminator for core refueling pool of pressurized water reactor nuclear power station
CN105953143A (en) * 2016-06-28 2016-09-21 安徽艳阳电气集团有限公司 Nuclear LED underwater lighting device
CN207213809U (en) * 2017-09-14 2018-04-10 上海核工程研究设计院有限公司 A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1294937C (en) * 1987-07-29 1992-01-28 Jean Denis Orientable lighting apparatus for a pond containing radioactive materials
JPH0727894A (en) * 1993-06-23 1995-01-31 Electricite De France Orientating and rocking-able illuminator for pond containing radioactive material
CN101852410A (en) * 2010-04-30 2010-10-06 海洋王照明科技股份有限公司 Quakeproof side wall mounting bracket
CN201885076U (en) * 2010-11-11 2011-06-29 中国广东核电集团有限公司 Underwater illuminator for core refueling pool of pressurized water reactor nuclear power station
CN105953143A (en) * 2016-06-28 2016-09-21 安徽艳阳电气集团有限公司 Nuclear LED underwater lighting device
CN207213809U (en) * 2017-09-14 2018-04-10 上海核工程研究设计院有限公司 A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device

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