Oneeq1

Name: Oneeq1- Chemical equilibrium calculation

Source: Shacham, M. and Kehat, E., 1972, Chem. Engng. Sci, 27, 2099

Reference/s Shacham, M. 1990, Comput. chem. Engng., 14(6), 621

Model: 1 implicit equation, indep. variable name: z

Lower difficulty level

Constraints: 0<=z<=1

Discontinuities: function undefined for z=2

Initial range: zmin=0.1, zmax=0.9

Solved by Shacham, M., POLYMATH 5.1, build 19, Nov. 17, 2000

Model Eqs. Chemical equilibrium calculation |POLVER05_1

EXCEL FILE
f(z) = 8*(4-z)^2*z^2/((6-3*z)^2*(2-z))-0.186 #

TEXT FILE
z(min)=.1, z(max)=.9

POLYMATH FILE

Variable/function values Variable Value f(x)

z 0.5
6.2058E-01

Root Variable Value f(x)

z
0.277759543089215
2.7756E-17

Function plot

Name:	Oneeq1- Chemical equilibrium calculation
Source:	Shacham, M. and Kehat, E., 1972, Chem. Engng. Sci, 27, 2099
Reference/s	Shacham, M. 1990, Comput. chem. Engng., 14(6), 621

Model:	1 implicit equation, indep. variable name: z
	Lower difficulty level
	Constraints: 0<=z<=1
	Discontinuities: function undefined for z=2
	Initial range: zmin=0.1, zmax=0.9

Solved by	Shacham, M., POLYMATH 5.1, build 19, Nov. 17, 2000

Model Eqs.	Chemical equilibrium calculation \|POLVER05_1
EXCEL FILE	f(z) = 8(4-z)^2z^2/((6-3z)^2(2-z))-0.186 #
TEXT FILE	z(min)=.1, z(max)=.9
POLYMATH FILE
Variable/function values	Variable	Value	f(x)
	z	0.5	6.2058E-01

Root	Variable	Value	f(x)
	z	0.277759543089215	2.7756E-17

Function plot