Dear Álvaro, Thank you for sharing this information. I will let you know when we will have more progress with this model.
Thanks, Bela On 10/4/2012 11:39 AM, Álvaro Jaramillo Duque wrote: > Dear Bela, > > As far as I know the *UCTE_2002_Summer.m *model* *was made just for DC > analysis. > > if you see in the model, in the branch data part, the components of the > line "r" and "b" are equal to zero. > > I think, that is the reason why the model did not converge in AC analysis. > > You have to complete the models for AC analysis, "r" and "b" must have some > value. You can try to find if there are a simple rule to set these values > as a proportional part of "x" in the line. If anyone on the list know how to > complete the model, would be helpful. > > Bela, If you get a reliable model UTCE network, I invite you to share in the > list. For me it would be very useful > > Best regards, > > Álvaro Jaramillo Duque > > On Thu, Sep 20, 2012 at 4:49 PM, Bela Genge > <[email protected]>wrote: > >> Dear Carlos, >> >> Thank you for the response. Can you tell me what kind of changes would >> the model require in order to make it work? >> >> Thanks again, >> Bela >> >> On 9/20/2012 4:26 PM, Carlos E Murillo-Sanchez wrote: >>> Dear Bela: >>> >>> Running MINOPF on the system, it seems that both active and reactive >>> balances are hard to fulfill in bus 706. >>> >>> Carlos. >>> >>> Bela Genge wrote: >>>> Dear all, >>>> >>>> I am having some problems running an AC power flow with the attached >>>> case system. This is an approximate EU Power Grid model that was >>>> generated from the IEEE/CF format available here: >>>> http://www.see.ed.ac.uk/~jbialek/Europe_load_flow/ >>>> The problem is that the 'runpf' function always gives a "Did not >>>> converge" result. A DC power flow analysis converges, but I was not >>>> able to do an AC analysis. I also tried different algorithms >>>> available for 'runpf', but with the same result. >>>> Any help would be highly appreciated. >>>> >>>> Thank you! >>>> >>>> Best regards, >>>> Bela >>>> >>>> >>> >> >> -- >> Dr.-Ing. GENGE Béla >> >> European Commission - Joint Research Centre (JRC) >> Institute for the Protection and Security of the Citizen (IPSC) >> Security Technology Assessment Unit (STA) >> Via E. Fermi, 2749 >> I-21027 Ispra (VA) >> ITALY >> Tel: +39-0332-78-9919 >> Fax: +39-0332-78-9576 >> e-mail: [email protected] >> >> The views expressed are purely those of the writer and may not in any >> circumstances be regarded as stating an official position of the European >> Commission. >> >> >> >> >> -- Dr.-Ing. GENGE Béla European Commission - Joint Research Centre (JRC) Institute for the Protection and Security of the Citizen (IPSC) Security Technology Assessment Unit (STA) Via E. Fermi, 2749 I-21027 Ispra (VA) ITALY Tel: +39-0332-78-9919 Fax: +39-0332-78-9576 e-mail: [email protected] The views expressed are purely those of the writer and may not in any circumstances be regarded as stating an official position of the European Commission.
