Search found 10 matches

by GOKILA VANI A R
Tue Nov 22, 2016 7:21 am
Forum: System Dynamics Discussion
Topic: query regarding errors in model
Replies: 15
Views: 8216

Re: query regarding errors in model

Hello,
i have given the time period for 100 years. why it takes the time '0'? what's there to change in time? is that equation correct?
by GOKILA VANI A R
Sat Nov 19, 2016 6:26 pm
Forum: System Dynamics Discussion
Topic: query regarding errors in model
Replies: 15
Views: 8216

Re: query regarding errors in model

Hello, i have one more issue. i have cleared the errors as much as possible. i have some errors regarding the function used INTEG in equation. if possible ,clarify this error. and i have tried to do simulation like floating point error on time which i mentioned for rainfall. it affects the projectio...
by GOKILA VANI A R
Thu Nov 17, 2016 4:20 pm
Forum: System Dynamics Discussion
Topic: query regarding errors in model
Replies: 15
Views: 8216

Re: query regarding errors in model

Hello, The expansion for HH is household only which you assumed correctly. This model has been made to find the water demand for the year of 2040. i have prioritized the factors then i formed the model. The base year data i have taken is 2011. i have done the population estimation using some other m...
by GOKILA VANI A R
Thu Nov 17, 2016 3:09 pm
Forum: System Dynamics Discussion
Topic: query regarding errors in model
Replies: 15
Views: 8216

Re: query regarding errors in model

Hello, Yes , i have checked over that model. i am getting negative values for HH with basic supply for future years. and why am not able to forecast for 30 years? it shows only for 7 years. Sir, please i request to correct all the errors occurs in the model. i have tried many times. i am not able to...
by GOKILA VANI A R
Thu Nov 17, 2016 2:39 pm
Forum: System Dynamics Discussion
Topic: query regarding errors in model
Replies: 15
Views: 8216

Re: query regarding errors in model

hello,
here am uploading the corrected population model. But still am getting error in rainwater consumption rate. could you please the correct errors in model? and can u help to arrive the actual demand?
Thank you in advance sir.
gokila vani
by GOKILA VANI A R
Thu Nov 17, 2016 2:37 pm
Forum: System Dynamics Discussion
Topic: query regarding errors in model
Replies: 15
Views: 8216

Re: query regarding errors in model

hello,
here am uploading the corrected population model. But still am getting error in rainwater consumption rate. could you please the correct errors in model? and can u help to arrive the actual demand?
Thank you in advance sir.
gokila vani
by GOKILA VANI A R
Thu Nov 17, 2016 6:26 am
Forum: System Dynamics Discussion
Topic: query regarding errors in model
Replies: 15
Views: 8216

Re: query regarding errors in model

Hello,
i have posted my model. can anybody check the equations which i have given in model?
if you find any mistakes then please help me to correct that.

thanks in advance

gokila vani
by GOKILA VANI A R
Thu Nov 17, 2016 6:23 am
Forum: System Dynamics Discussion
Topic: query regarding errors in model
Replies: 15
Views: 8216

Re: query regarding errors in model

Hello, i have tried out with the solution on which you advised. it has corrected over the population alone. it shows the floating point error in rainwater consumption rate(rainwater - RW). how to fix it? anybody can help me to arrive the solution for total demand? i hope your suggestion will be help...
by GOKILA VANI A R
Thu Nov 17, 2016 6:16 am
Forum: System Dynamics Discussion
Topic: to use equation in model
Replies: 1
Views: 2586

to use equation in model

Hello,
i have a query in my model. how to use integration sign in equation. which term will be suitable for that to indicate integration?
by GOKILA VANI A R
Wed Nov 16, 2016 6:54 pm
Forum: System Dynamics Discussion
Topic: query regarding errors in model
Replies: 15
Views: 8216

query regarding errors in model

hello,
i have made the model for water demand estimation. i am some errors like floating point errors. what is floating point error? how to fix it?
anybody can help me? here am attaching the model.