摘要
介绍了求解BWRS状态方程中压缩因子的数值方法,在求解方面重点介绍了弦截法。对计算方法和求解方法进行对比,找到了求解BWRS状态方程中压缩因子的简便快捷途径,给出了详细的求解过程;并结合计算实例对结果进行了分析,得出运用推荐的计算压缩因子的算法具有使用简单快捷、精度高等特点的结论,给工程实际计算带来了方便。
This paper introduces numerical methods of using BWRS equation of state to calculating the compressibility factor of natural gas and a secant method in particular. According to a comparative analysis of calculation methods and some solutions, a simple but fast method is found to determine the compressibility factor in BWRS equation of state, and a detailed calculation procedure is then given. According to actual examples, after analyzing the calculate results, a conclusion is drawn that this method is characteristic of simple use and high precision, providing much convenience for actual engineering calculation.
出处
《管道技术与设备》
CAS
2009年第3期14-16,共3页
Pipeline Technique and Equipment
关键词
压缩因子
BWRS状态方程
弦截法
compressibility factor
BWRS equation of state
secant method
