Effects of uncertainties in thermodynamic data and models on process calculations

被引:44
作者
Whiting, WB [1 ]
机构
[1] W VIRGINIA UNIV,DEPT CHEM ENGN,MORGANTOWN,WV 26506
关键词
D O I
10.1021/je9600764
中图分类号
O414.1 [热力学];
学科分类号
摘要
Thermodynamic models and experimental data exhibit systematic and random errors. The severity of their errors depends on their use, such as for process calculations in a process simulator. Similarly, the value of better thermodynamic models and/or data should be measured with reference to such use. Strategies for quantification of such thermodynamics-induced process uncertainties via Monte Carlo simulation, regression analysis, and analogies to optimization are described, with simple examples. Such approaches can be used for safety-factor/risk analysis, guidelines for process simulator use, experimental design, and model comparisons.
引用
收藏
页码:935 / 941
页数:7
相关论文
共 16 条
[1]  
*ANSI ASME, 1986, 1911985 PTC ANSI ASM
[2]   UNCERTAINTY ANALYSIS OF HEAT-EXCHANGER THERMAL DESIGNS USING THE MONTE-CARLO SIMULATION TECHNIQUE [J].
BADAR, MA ;
ZUBAIR, SM ;
SHEIKH, AK .
ENERGY, 1993, 18 (08) :859-866
[3]  
HERNANDEZ MR, 1984, P 2 INT C FDN COMP A, P709
[4]  
HSU SI, 1987, HYDROCARB PROCESS, V66, P43
[5]  
KLEIN D, 1993, COMMUNICATION
[6]   EXACT DETERMINATION OF PROCESS SENSITIVITY TO PHYSICAL-PROPERTIES [J].
MACCHIETTO, S ;
MADUABEUKE, G ;
SZCZEPANSKI, R .
FLUID PHASE EQUILIBRIA, 1986, 29 :59-67
[7]  
MATHIAS PM, 1994, CHEM ENG PROG, V90, P67
[8]  
MURTHY AKS, 1979, I CHEM ENG S SER, V56
[9]   SENSITIVITY OF DISTILLATION PROCESS DESIGN AND OPERATION TO VLE DATA [J].
NELSON, AR ;
OLSON, JH ;
SANDLER, SI .
INDUSTRIAL & ENGINEERING CHEMISTRY PROCESS DESIGN AND DEVELOPMENT, 1983, 22 (03) :547-552
[10]   SENSITIVITY AND UNCERTAINTY OF PROCESS DESIGNS TO THERMODYNAMIC MODEL PARAMETERS - A MONTE-CARLO APPROACH [J].
REED, ME ;
WHITING, WB .
CHEMICAL ENGINEERING COMMUNICATIONS, 1993, 124 :39-48