NONINTRUSIVE MEASUREMENT OF TRANSIENT FLOW BOILING IN ROD-BUNDLE CHANNELS USING FAST-NEUTRON SCATTERING

被引:6
|
作者
HAN, P [1 ]
HUSSEIN, EMA [1 ]
INGHAM, PJ [1 ]
HENSCHELL, RM [1 ]
机构
[1] ATOM ENERGY CANADA LTD,WHITESHELL LABS,THERMALHYDRAUL BRANCH,PINAWA,MB R0E 1L0,CANADA
关键词
D O I
10.1016/0168-9002(94)91754-X
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A portable fast-neutron scattering device (scatterometer) was developed for monitoring the amount of boiling (or void fraction) in transient steam-water flow through a metallic rod-bundle channel in the RD-14M Thermalhydraulic Test Facility located at the Whiteshell Laboratories of AECL Research. The scatterometer's performance was optimized by selecting a neutron-source energy range that results in a linear response and minimizes flow-regime dependence. The configuration of the overall system setup ensured that the contrast and resolution of the scatterometer were maximized. A prototype scatterometer was constructed and successfully tested under field conditions. The results showed that the scatterometer's performance was consistent with other independent process measurements.
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页码:695 / 698
页数:4
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