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湖南师范大学
收稿日期:1989-05-08,
纸质出版日期:1990-09-01
移动端阅览
何桂荣, 金泽渊, 青一平. 用中子感生瞬发γ分析方法检测煤的发热量[J]. 核技术, 1990,13(9):558-563.
Guirong He, Zeyuan Jin, Yiping Qing. Determination of calorific value
本文研究了煤发热量Q
Y
DW
的一种快速检测方法。测量了中子反应产生的瞬发γ射线谱。由特征γ射线的强度确定碳含量C
Y
,从而得出
Q
Y
DW
.
C
Y
的实验误差
<
2%,
Q
Y
DW
的误差
<
1.25 kJ/g。几分钟可完成一个样品检测。
A rapid method for determination of calorific values
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of coal was presented in this paper. The spectra of neutron-induced prompt gamma rays from coal were measured. The contents
C
y
of carbon are determined from intensities of the characteristie rays
and calorific values
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of coal were deduced from
C
y
. The uncertainties of
C
y
and
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measured were less than 2% and 1.25kJ/g respectively. It took only a few minutes for measurement of one sample.
M.R. Worwald et al . , Int. J. Appl. Radiat. Isotopes , 34 ( 1983 ), 71 .
C.G. Clayton et al . , Int. J. Appl. Radiat Isotopes , 34 ( 1983 ), 83 .
J. 霍斯特 等著 , 中子活化分析 , 原子能出版社 , 北京 , 1978 年。
何桂荣 , 湖南师院学报 ,( 1982 ), 1 : 33 .
刘圣康 , 中子物理 , 原子能出版社 , 北京 , 1986 年.
丁厚本 等 , 中子源物理 , 科学出版社 , 1984 年。
煤炭科学院北京煤炭研究所 , 煤炭化验手册 , 煤炭工业出版社 , 1976 年。
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