Re: dealing with unit de-commitment

2014-12-01 Thread Ray Zimmerman
me is still long while we ran the dcopf only once. Thanks. > > Kindly, > Mans > > From: r...@cornell.edu <mailto:r...@cornell.edu> > Subject: Re: dealing with unit de-commitment > Date: Wed, 19 Nov 2014 10:33:00 -0500 > To: matpowe...@list.cornell.edu <mailto:mat

RE: dealing with unit de-commitment

2014-11-24 Thread mohd
, then i am wondering why the solution time is still long while we ran the dcopf only once. Thanks. Kindly,Mans From: r...@cornell.edu Subject: Re: dealing with unit de-commitment Date: Wed, 19 Nov 2014 10:33:00 -0500 To: matpowe...@list.cornell.edu Hi Mans, First of all, your priority list idea

Re: dealing with unit de-commitment

2014-11-19 Thread Ray Zimmerman
of having total Pmin less than the served load. > > Thanks again for your cooperation and take care. > > Kindly, > > > From: r...@cornell.edu <mailto:r...@cornell.edu> > Subject: Re: dealing with unit de-commitment > Date: Tue, 18 Nov 2014 12:18:50 -

RE: dealing with unit de-commitment

2014-11-18 Thread mohd
: r...@cornell.edu Subject: Re: dealing with unit de-commitment Date: Tue, 18 Nov 2014 12:18:50 -0500 To: matpowe...@list.cornell.edu Hi Mans, Yes, the unit-decommitment is handled in uopf.m. And, yes, it can be very, very slow, especially for large systems. It is a very brute-force method. The

Re: dealing with unit de-commitment

2014-11-18 Thread Ray Zimmerman
Hi Mans, Yes, the unit-decommitment is handled in uopf.m. And, yes, it can be very, very slow, especially for large systems. It is a very brute-force method. The basic algorithm is as described in Chapter 8 in the User’s Manual , with the except

dealing with unit de-commitment

2014-11-17 Thread mohd
Dear all, I was recently faced with a system that experiences a negative lambda. Upon further analysis, this happens when minimum generation exceeds load, which is typical in a Winter season. So, i have tackled it by using the unit de-commitment algorithm provided by matpower. However, i was fa