JPS62162612U - - Google Patents
Info
- Publication number
- JPS62162612U JPS62162612U JP5054686U JP5054686U JPS62162612U JP S62162612 U JPS62162612 U JP S62162612U JP 5054686 U JP5054686 U JP 5054686U JP 5054686 U JP5054686 U JP 5054686U JP S62162612 U JPS62162612 U JP S62162612U
- Authority
- JP
- Japan
- Prior art keywords
- gamma
- ray
- thickness meter
- plate
- rays
- 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
Links
- 230000005251 gamma ray Effects 0.000 claims description 12
- 230000005855 radiation Effects 0.000 claims description 8
- 229910052695 Americium Inorganic materials 0.000 claims description 3
- LXQXZNRPTYVCNG-UHFFFAOYSA-N americium atom Chemical compound [Am] LXQXZNRPTYVCNG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052792 caesium Inorganic materials 0.000 claims description 3
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 239000002775 capsule Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Description
第１図は、本考案にかかるγ線厚み計の全体構
成をしめすブロツク図、第２図は、第１図のγ線
厚み計の線源部の略式側面図、第３図は、第２図
の線源部に収納される複合線源の構成をしめす斜
視図、第４図は、第１図のγ線厚み計のγ線検出
器の出力パルスの波形図、第５図は、本考案にか
かるγ線厚み計および従来の放射線厚み計の統計
誤差割合と板厚の関係を示すグラフである。 １：フレーム、２：線源部、３：被測定板、４
：γ線検出器、５：波高弁別回路、６：γ線量検
出器、７：放射線遮蔽材、８：複合線源、９：コ
リメータ、１０：アメリシウム密封カプセル、１
１：セシウム密封カプセル。
成をしめすブロツク図、第２図は、第１図のγ線
厚み計の線源部の略式側面図、第３図は、第２図
の線源部に収納される複合線源の構成をしめす斜
視図、第４図は、第１図のγ線厚み計のγ線検出
器の出力パルスの波形図、第５図は、本考案にか
かるγ線厚み計および従来の放射線厚み計の統計
誤差割合と板厚の関係を示すグラフである。 １：フレーム、２：線源部、３：被測定板、４
：γ線検出器、５：波高弁別回路、６：γ線量検
出器、７：放射線遮蔽材、８：複合線源、９：コ
リメータ、１０：アメリシウム密封カプセル、１
１：セシウム密封カプセル。
Claims (1)
- 【実用新案登録請求の範囲】 線源部から放射されて被測定板を透過したγ線
量を検出して被測定板の厚みを測定するγ線厚み
計において、 アメリシウムおよびセシウムの二つの該種を有
する複合線源と、 前記複合線源から放射されて被測定板を透過し
たγ線を検出するγ線検出器と、 前記γ線検出器の出力パルスの波高値を所定の
レベルと比較して、アメリシウムからのγ線によ
る出力パルスとセシウムからのγ線による出力パ
ルスとを波高値にもとづき弁別する波高弁別回路
と、 前記波高弁別回路の出力にもとづき、アメリシ
ウムからのγ線量とセシウムからのγ線量を分離
して検出するγ線量検出器と、 を備えることを特徴とするγ線厚み計。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5054686U JPS62162612U (ja) | 1986-04-04 | 1986-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5054686U JPS62162612U (ja) | 1986-04-04 | 1986-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62162612U true JPS62162612U (ja) | 1987-10-16 |
Family
ID=30874008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5054686U Pending JPS62162612U (ja) | 1986-04-04 | 1986-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62162612U (ja) |
-
1986
- 1986-04-04 JP JP5054686U patent/JPS62162612U/ja active Pending
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