JP2001004748A - Method and device for displaying amount of radiation - Google Patents
Method and device for displaying amount of radiationInfo
- Publication number
- JP2001004748A JP2001004748A JP17692799A JP17692799A JP2001004748A JP 2001004748 A JP2001004748 A JP 2001004748A JP 17692799 A JP17692799 A JP 17692799A JP 17692799 A JP17692799 A JP 17692799A JP 2001004748 A JP2001004748 A JP 2001004748A
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- Japan
- Prior art keywords
- radiation dose
- radiation
- pipes
- pipe
- amount
- 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.)
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Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は放射線量表示方法及
び装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for displaying a radiation dose.
【０００２】[0002]
【従来の技術】図２は原子炉設備の一例を示すもので、
この原子炉設備は、原子炉格納容器１内に設置した原子
炉圧力容器２と、該原子炉圧力容器２の炉心部分を周方
向に取り囲む原子炉遮蔽壁３と、原子炉圧力容器２の下
部に設けた制御棒駆動機構４と、原子炉格納容器１の下
部を周方向に取り囲み且つ内部に水５を貯留するトーラ
ス形状のサプレッションチェンバ６と、該サプレッショ
ンチェンバ６内に設けられ且つ周方向に延びるベントヘ
ッダ７と、下端部が水５に没するようにベントヘッダ７
に接続された多数のダウンカマ８と、サプレッションチ
ェンバ６を貫通し且つベントヘッダ７の内部と原子炉格
納容器１の内部空間（ドライウエル）とを連通するベン
ト管９とを備えている。2. Description of the Related Art FIG. 2 shows an example of a reactor facility.
This reactor equipment includes a reactor pressure vessel 2 installed in a reactor containment vessel 1, a reactor shield wall 3 surrounding a core portion of the reactor pressure vessel 2 in a circumferential direction, and a lower part of the reactor pressure vessel 2. , A torus-shaped suppression chamber 6 that circumferentially surrounds the lower part of the reactor containment vessel 1 and stores water 5 therein, and a control rod drive mechanism 4 that is provided in the suppression chamber 6 and extends in the circumferential direction. A vent header 7 extending and a vent header 7 so that the lower end is submerged in water 5
And a vent pipe 9 that penetrates the suppression chamber 6 and communicates the inside of the vent header 7 with the internal space (dry well) of the reactor containment vessel 1.
【０００３】また、原子炉設備には、原子炉圧力容器２
から発電用タービン（図示せず）へ蒸気を送給する主蒸
気管１０や、復水器（図示せず）から原子炉圧力容器２
へ水を送給する送水管１１をはじめとして、原子炉圧力
容器２の内底近傍部分の炉水をポンプ１２により炉心近
傍部分へ送給する再循環系配管１３、該再循環系配管１
３に接続された残留熱除去系配管１４及び炉水浄化系配
管１５、原子炉圧力容器２の炉心部分へ冷却水を送給す
るための高圧炉心スプレイ系配管１６及び低圧炉心スプ
レイ系配管１７、制御棒駆動機構４に作動用水圧を付与
するための制御棒駆動系配管１８などが付帯している。[0003] The reactor equipment includes a reactor pressure vessel 2.
From the main steam pipe 10 for supplying steam to the power generation turbine (not shown), and from the condenser (not shown) to the reactor pressure vessel 2
Recirculation system piping 13 for supplying reactor water near the inner bottom of the reactor pressure vessel 2 to the vicinity of the core by a pump 12, including a water supply pipe 11 for supplying water to the reactor pressure vessel 2,
3, a high-pressure core spray system pipe 16 and a low-pressure core spray system pipe 17 for supplying cooling water to the core of the reactor pressure vessel 2, A control rod drive system piping 18 for applying a hydraulic pressure for operation to the control rod drive mechanism 4 is attached.
【０００４】供用期間が満了した原子炉設備は解体撤去
されることになるが、この解体撤去にあたっては、原子
炉設備を構成する配管１３〜１８などの部材の設置状態
を図面に基づき確認し、また、種々の部材の放射線量を
資料により調べたうえ、作業工程を計画する必要があ
る。[0004] Reactor equipment whose service period has expired is to be dismantled and removed. In dismantling and removal, the installation state of members such as pipes 13 to 18 constituting the reactor equipment is confirmed based on the drawings. In addition, it is necessary to examine the radiation dose of various members by using data and plan an operation process.
【０００５】[0005]
【発明が解決しようとする課題】しかしながら、配管１
３〜１８をはじめとする種々の配管の設置状態は、供用
期間中の改造工事により図面とは異なっていることがあ
るため、これら配管の設置状態とその放射線量とを正確
に把握することは容易ではない。However, the piping 1
Since the installation state of various pipes including 3 to 18 may be different from the drawing due to remodeling work during the service period, it is not possible to accurately grasp the installation state of these pipes and their radiation dose. It's not easy.
【０００６】本発明は上述した実情に鑑みてなしたもの
で、原子炉設備に付帯する種々の配管の設置状態とその
放射線量とを容易に且つ正確に把握できるようにするこ
とを目的としている。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned circumstances, and has as its object to easily and accurately grasp the installation state of various pipes attached to a nuclear reactor facility and their radiation dose. .
【０００７】[0007]
【課題を解決するための手段】上記目的を達成するた
め、本発明の請求項１に記載の放射線量表示方法では、
既設の配管の設置状態を撮影し、配管の各部分及びその
周囲の放射線量を測定し、配管の画像中に配管各部分及
びその周囲の放射線量を表示する。According to a first aspect of the present invention, there is provided a method for displaying a radiation dose, comprising the steps of:
The installation state of the existing pipe is photographed, the radiation dose of each part of the pipe and its surroundings is measured, and the radiation dose of each part of the pipe and its surroundings is displayed in the image of the pipe.
【０００８】また、本発明の請求項２に記載の放射線量
表示装置では、既設の配管の設置状態を撮影可能なカメ
ラと、配管の各部分及びその周囲の放射線量を測定可能
な放射線量測定器と、カメラにより得た画像データと放
射線量測定器により得た放射線量データとに基づいて配
管の画像中に配管各部分及びその周囲の放射線量を表示
可能な情報処理手段とを備えている。Further, in the radiation dose display device according to the second aspect of the present invention, a camera capable of photographing the installation state of an existing pipe, and a radiation dose measurement capable of measuring a radiation dose in each part of the pipe and its surroundings. And information processing means capable of displaying the radiation dose of each part of the pipe and its surroundings in an image of the pipe based on the image data obtained by the camera and the radiation dose data obtained by the radiation dose measuring instrument. .
【０００９】本発明の請求項１に記載の放射線量表示方
法においては、実測で得た配管の各部分及びその周囲の
放射線量を、撮影で得た配管の画像中に表示させ、現状
の配管設置状態と放射線量との関係を明確にする。In the radiation dose display method according to the first aspect of the present invention, each part of the pipe obtained by actual measurement and the radiation dose around the pipe are displayed in an image of the pipe obtained by imaging, and the current pipe Clarify the relationship between installation conditions and radiation dose.
【００１０】本発明の請求項２に記載の放射線量表示装
置においては、情報処理手段によって、放射線量測定器
で得た放射線量データを、カメラで得た配管の画像中に
表示させ、現状の配管設置状態と放射線量との関係を明
確にする。In the radiation dose display device according to the second aspect of the present invention, the radiation dose data obtained by the radiation dose measuring device is displayed in the image of the pipe obtained by the camera by the information processing means. Clarify the relationship between pipe installation and radiation dose.
【００１１】[0011]
【発明の実施の形態】以下、本発明の実施の形態を図面
に基づいて説明する。Embodiments of the present invention will be described below with reference to the drawings.
【００１２】図１は本発明の放射線量表示装置の実施の
形態の一例であり、図中、図２と同一の符号を付した部
分は同一物を表している。FIG. 1 shows an example of an embodiment of a radiation dose display device according to the present invention. In the drawing, portions denoted by the same reference numerals as those in FIG. 2 represent the same components.
【００１３】この放射線量表示装置は、原子炉設備に付
帯する配管Ｐ1，Ｐ2，Ｐ3の設置状態を撮影可能なカメ
ラ１９と、配管Ｐ1，Ｐ2，Ｐ3の各部分及びその周囲の
放射線量を測定可能な放射線量測定器２０と、基準方位
に対する放射線量測定器２０の回動角θ1を検出する角
度検出器２１と、放射線量測定器２０の俯仰角θ2を検
出する角度検出器２２と、情報処理手段２３とを備えて
いる。This radiation dose display apparatus measures the radiation dose in each part of the pipes P1, P2, P3 and the surroundings by a camera 19 capable of photographing the installation state of the pipes P1, P2, P3 attached to the reactor equipment. A possible radiation dose measuring device 20, an angle detector 21 for detecting a rotation angle θ1 of the radiation dose measuring device 20 with respect to a reference azimuth, an angle detector 22 for detecting an elevation angle θ2 of the radiation dose measuring device 20, And processing means 23.
【００１４】情報処理手段２３は、カメラ１９の画像デ
ータ１９ｓより３Ｄ−ＣＡＤデータを作成し、当該３Ｄ
−ＣＡＤデータ、放射線量測定器２０により得た放射線
量データ２０ｓ、角度検出器２１，２２により得た角度
データ２１ｓ，２２ｓ、予め入力設定した放射線量測定
器２０から測定対象までの距離Ｌ、基準面から放射線量
測定器２０までの高さＨ、並びにカメラ１９に対する放
射線量測定器２０の相対位置とに基づいて、配管Ｐ1，
Ｐ2，Ｐ3の３次元画像と配管Ｐ1，Ｐ2，Ｐ3の各部分及
びその周囲の放射線量とを、モニタ２４に表示するよう
に構成されている。The information processing means 23 creates 3D-CAD data from the image data 19s of the camera 19,
-CAD data, radiation dose data 20 s obtained by the radiation dose measuring device 20, angle data 21 s and 22 s obtained by the angle detectors 21 and 22, distance L from the radiation dose measuring device 20 to the measurement object set in advance, reference Based on the height H from the surface to the radiation dose measuring device 20 and the relative position of the radiation dose measuring device 20 with respect to the camera 19, the pipes P1,
The monitor 24 is configured to display the three-dimensional images of P2 and P3 and the radiation dose of each part of the pipes P1, P2 and P3 and their surroundings.
【００１５】原子炉設備に付帯する配管Ｐ1，Ｐ2，Ｐ3
の設置状態とその放射線量を把握する際には、所定位置
にカメラ１９と放射線量測定器２０を配置し、放射線量
測定器２０から測定対象までの距離Ｌ、基準面から放射
線量測定器２０までの高さＨ、並びにカメラ１９と放射
線量測定器２０との相対位置を、予め情報処理手段２３
に入力設定しておく。Pipes P1, P2, P3 accompanying the reactor equipment
When grasping the installation state of the radiation dose and its radiation dose, the camera 19 and the radiation dose measuring device 20 are arranged at predetermined positions, the distance L from the radiation dose measuring device 20 to the object to be measured, and the radiation dose measuring device 20 from the reference plane. Height H and the relative position between the camera 19 and the radiation dose measuring device 20 are determined in advance by the information processing means 23.
Input settings.
【００１６】カメラ１９によって配管Ｐ1，Ｐ2，Ｐ3を
撮影すると、情報処理手段２３において、カメラ１９か
らの画像データ１９ｓに基づき、現状の配管Ｐ1，Ｐ2，
Ｐ3の設置状態の３Ｄ−ＣＡＤデータが作成される。When the pipes P1, P2, and P3 are photographed by the camera 19, the information processing means 23 outputs the current pipes P1, P2, and P3 based on the image data 19s from the camera 19.
3D-CAD data of the installation state of P3 is created.
【００１７】次いで、放射線量測定器２０によって配管
Ｐ1，Ｐ2，Ｐ3の各部分とその周囲の放射線量を測定す
ると、情報処理手段２３において、放射線量測定器２０
からの放射線量データ２０ｓ、角度検出器２１，２２の
角度データ２１ｓ，２２ｓ、放射線量測定器２０から測
定対象までの距離Ｌ、基準面から放射線量測定器２０ま
での高さＨ、並びにカメラ１９に対する放射線量測定器
２０との相対位置とに基づき、配管Ｐ1，Ｐ2，Ｐ3の各
部分とその周囲の放射線量データ２０ｓと配管Ｐ1，Ｐ
2，Ｐ3の３Ｄ−ＣＡＤデータとが結び付けられ、モニタ
２４の単一画面に、配管Ｐ1，Ｐ2，Ｐ3の３次元画像と
配管Ｐ1，Ｐ2，Ｐ3の各部分及びその周囲の放射線量の
数値とが表示される。Next, when the radiation dose measuring device 20 measures the radiation dose of each part of the pipes P1, P2, P3 and its surroundings, the information processing means 23 outputs the radiation dose measuring device 20.
Radiation dose data 20s, angle data 21s and 22s of angle detectors 21 and 22, distance L from radiation dose measuring device 20 to measurement target, height H from reference plane to radiation dose measuring device 20, and camera 19 Of the pipes P1, P2, and P3 and their surrounding radiation dose data 20s and pipes P1, P
The 3D-CAD data of the pipes P2, P3, and the three-dimensional images of the pipes P1, P2, and P3, the numerical values of the radiation doses in the respective portions of the pipes P1, P2, and P3 and the surroundings are displayed on a single screen of the monitor 24. Is displayed.
【００１８】また、配管Ｐ1，Ｐ2，Ｐ3の３Ｄ−ＣＡＤ
データ、並びに配管Ｐ1，Ｐ2，Ｐ3の各部分とその周囲
放射線量データは、情報処理手段２３に保存される。Further, 3D-CAD of pipes P1, P2, P3
The data and the data of each part of the pipes P1, P2, P3 and the radiation dose around them are stored in the information processing means 23.
【００１９】このように、図１に示す放射線量表示装置
においては、放射線量測定器２０で得た放射線量データ
２０ｓの数値を、カメラ１９で得た配管Ｐ1，Ｐ2，Ｐ3
の画像とともにモニタ２４に表示するので、現状の配管
Ｐ1，Ｐ2，Ｐ3の設置状態と放射線量との関係を、容易
に且つ正確に把握することができ、よって、供用期間が
満了した原子炉設備の解体撤去を効率よく安全に行なえ
る。As described above, in the radiation dose display device shown in FIG. 1, the numerical value of the radiation dose data 20 s obtained by the radiation dose measuring device 20 is used for the pipes P 1, P 2, P 3 obtained by the camera 19.
Is displayed on the monitor 24 together with the image of the reactor, the relation between the current installation state of the pipes P1, P2, and P3 and the radiation dose can be easily and accurately grasped. Therefore, the reactor equipment whose service period has expired Can be dismantled and removed efficiently and safely.
【００２０】なお、本発明の放射線量表示方法及び装置
は上述した実施の形態のみに限定されるものではなく、
数値表示に替えて放射線量データをモニタに色彩区分表
示させるようにすること、その他、本発明の要旨を逸脱
しない範囲において変更を加え得ることは勿論である。The radiation dose display method and apparatus of the present invention are not limited to only the above-described embodiment.
It is needless to say that the radiation dose data is displayed on the monitor in different colors in place of the numerical display, and that other changes can be made without departing from the scope of the present invention.
【００２１】[0021]
【発明の効果】以上述べたように、本発明の放射線量表
示方法及び装置によれば下記のような種々の優れた効果
を奏し得る。As described above, according to the radiation dose display method and apparatus of the present invention, the following various excellent effects can be obtained.
【００２２】（１）本発明の請求項１に記載の放射線量
表示方法においては、実測で得た既設配管の各部分及び
その周囲の放射線量を、撮影で得た配管の画像中に表示
させるので、現状の配管設置状態と放射線量との関係
を、容易に且つ正確に把握することができ、よって、原
子炉設備の解体撤去を効率よく安全に行なえる。(1) In the radiation dose display method according to the first aspect of the present invention, each part of the existing pipe obtained by actual measurement and the radiation dose around it are displayed in an image of the pipe obtained by photographing. Therefore, it is possible to easily and accurately grasp the current relationship between the pipe installation state and the radiation dose, and to efficiently and safely disassemble and remove the reactor equipment.
【００２３】（２）本発明の請求項２に記載の放射線量
表示装置においては、情報処理手段によって、放射線量
測定器で得た放射線量データを、カメラで得た既設配管
の画像中に表示するので、現状の配管設置状態と放射線
量との関係を、容易に且つ正確に把握することができ、
よって、原子炉設備の解体撤去を効率よく安全に行なえ
る。(2) In the radiation dose display device according to the second aspect of the present invention, the radiation dose data obtained by the radiation dose measuring device is displayed in the image of the existing pipe obtained by the camera by the information processing means. Therefore, the relationship between the current pipe installation state and the radiation dose can be easily and accurately grasped,
Therefore, the dismantling and removal of the reactor equipment can be performed efficiently and safely.
【図１】本発明の放射線量表示装置の実施の形態の一例
を示す概念図である。FIG. 1 is a conceptual diagram showing an example of an embodiment of a radiation dose display device of the present invention.
【図２】原子炉設備の一例を示す概念図である。FIG. 2 is a conceptual diagram illustrating an example of a nuclear reactor facility.
１９ カメラ １９ｓ 画像データ ２０ 放射線量測定器 ２０ｓ 放射線量データ ２３ 情報処理手段 ２４ モニタ（情報処理手段） Ｐ1，Ｐ2，Ｐ3 配管 19 Camera 19s Image data 20 Radiation dose measuring device 20s Radiation dose data 23 Information processing means 24 Monitor (information processing means) P1, P2, P3 Piping
Claims (2)
各部分及びその周囲の放射線量を測定し、配管の画像中
に配管各部分及びその周囲の放射線量を表示することを
特徴とする放射線量表示方法。The present invention is characterized in that an installation state of an existing pipe is photographed, a radiation dose in each part of the pipe and its surroundings is measured, and a radiation dose in each part of the pipe and its surroundings is displayed in an image of the pipe. Radiation dose display method.
ラと、配管の各部分及びその周囲の放射線量を測定可能
な放射線量測定器と、カメラにより得た画像データと放
射線量測定器により得た放射線量データとに基づいて配
管の画像中に配管各部分及びその周囲の放射線量を表示
可能な情報処理手段とを備えてなることを特徴とする放
射線量表示装置。2. A camera capable of photographing the installation state of an existing pipe, a radiation dose measuring device capable of measuring a radiation dose in each part of the piping and its surroundings, and an image data obtained by the camera and a radiation dose measuring instrument. A radiation dose display device comprising: information processing means capable of displaying a radiation dose of each part of a pipe and its surroundings in an image of the pipe based on the obtained radiation dose data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17692799A JP2001004748A (en) | 1999-06-23 | 1999-06-23 | Method and device for displaying amount of radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17692799A JP2001004748A (en) | 1999-06-23 | 1999-06-23 | Method and device for displaying amount of radiation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001004748A true JP2001004748A (en) | 2001-01-12 |
Family
ID=16022192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17692799A Pending JP2001004748A (en) | 1999-06-23 | 1999-06-23 | Method and device for displaying amount of radiation |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001004748A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004020409A (en) * | 2002-06-18 | 2004-01-22 | Toshiba Corp | Radiation control monitor |
| JP2005049148A (en) * | 2003-07-31 | 2005-02-24 | Hitachi Ltd | Device for visualizing distribution of radiation dose rate |
| JP2013108815A (en) * | 2011-11-18 | 2013-06-06 | Toshiba Corp | Three-dimensional radioactivity measurement device, radiation handling work management system and radiation handling work management method |
-
1999
- 1999-06-23 JP JP17692799A patent/JP2001004748A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004020409A (en) * | 2002-06-18 | 2004-01-22 | Toshiba Corp | Radiation control monitor |
| JP2005049148A (en) * | 2003-07-31 | 2005-02-24 | Hitachi Ltd | Device for visualizing distribution of radiation dose rate |
| JP2013108815A (en) * | 2011-11-18 | 2013-06-06 | Toshiba Corp | Three-dimensional radioactivity measurement device, radiation handling work management system and radiation handling work management method |
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