核电子学与探测技术2024,Vol.44Issue(5) :799-805.

CALMET嵌入核事故后果评价系统有效性研究

Research on the Effectiveness of CALMET Embedded in Nuclear Accident Consequence Assessment System

牛嫣静 吕明华 黄莎 郭欢 李鸣野
核电子学与探测技术2024,Vol.44Issue(5) :799-805.

CALMET嵌入核事故后果评价系统有效性研究

Research on the Effectiveness of CALMET Embedded in Nuclear Accident Consequence Assessment System

牛嫣静 1吕明华 1黄莎 1郭欢 1李鸣野1
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作者信息

  • 1. 中国辐射防护研究院,太原 030006;中核核环境模拟与评价技术重点实验室,太原 030006
  • 折叠

摘要

选择不同下垫面代表性厂址,利用观测数据,对CALMET嵌入核事故后果评价系统的有效性进行验证分析.结果表明:CALMET能够较为准确地模拟风向、风速和温度的日变化过程;滨海厂址主风向角偏差在一个风向角内,风速的平均绝对误差在2m/s内,温度的平均绝对误差在2 ℃左右;内陆厂址,主风向角偏差在两个风向角内,风速的平均绝对误差小于2m/s,温度的平均绝对误差在2 ℃内;CALMET模拟24 h的平均运行时间为15.84 s,可满足应急响应的需求.

Abstract

Selecting representative plant sites with different underlying surfaces,the effectiveness of CALMET embedded in the nuclear accident consequence assessment system was verified and analyzed using observation data.The results indicate that CALMET can accurately simulate the daily variation process of wind direction,wind speed,and temperature;The deviation of the main wind direction angle at the coastal factory site is within one wind direction angle,the average absolute error of wind speed is within 2 m/s,and the average absolute error of temperature is around 2 ℃;At the inland factory site,the deviation of the main wind direction angle is within two wind directions,the average absolute error of wind speed is less than 2 m/s,and the average absolute error of temperature is within 2 ℃;Meanwhile,the average running time of CALMET simulation for 24 hours is 15.84 seconds,which can meet the requirements of emergency response.

关键词

CALMET/核事故后果评价/气象场

Key words

CALMET/nuclear accident consequence assessment/meteorological field

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出版年

2024
核电子学与探测技术
中核(北京)核仪器厂

核电子学与探测技术

北大核心
影响因子:0.215
ISSN:0258-0934
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