Search found 3 matches

by ersuhaib786
4 months ago
Forum: Modeling
Topic: power flow problem but its showing unbounded without any errors. i am putting the code file here . need suggestions
Replies: 0
Views: 669

power flow problem but its showing unbounded without any errors. i am putting the code file here . need suggestions

********problem found to be unbounded******* $TITLE abcd Set i 'nob' /i1*i5/; set k 'Noc' /i1/; Parameter Eata(i,k) 'RR'; Eata(i,k) =10; Parameter D0(i,k) 'boc'; D0(i,k)=2; Parameter Pi(i) 'pml' /i1=2 i2=9 i3=3 i4=3 i5=8/; variables z 'objective function'; Positive variables D(i,k) 'Doc' r(i,k) 'pc'...
by ersuhaib786
6 months ago
Forum: Modeling
Topic: How to model a concave piecewise linear function
Replies: 1
Views: 506

How to model a concave piecewise linear function

IMG_20210505_115729.jpg
How can i model my equation 8 (which is piecewise linear function) in to milp.
by ersuhaib786
1 year ago
Forum: Modeling
Topic: Constraint problem with maximum
Replies: 1
Views: 854

Constraint problem with maximum

Can anybody help me in writing this constraint, i am getting error. While i write #Pimax(t), smax inside i am getting error. **Set expected**. Could anyone help me pls
Can anybody help me in writing this constraint, i am getting error. While i write #Pimax(t), smax inside i am getting error. **Set expected**. Could anyone help me pls