The cases are identical (case18 in both instances). You are simply using two
different algorithms to solve the same power flow problem, so the results had
better match or else we have a bug.
Ray
> On Mar 26, 2017, at 8:41 AM, Akash Tyagi <akashtyagi0...@gmail.com> wrote:
>
> Hello everyone,
> I am working on the radial distribution network.
> CASE I - mpc=loadcase(case18);
> mpopt=mpoption('pf.alg','PQSUM');
> results=radial_pf(mpc,mpopt);
>
> CASE II - mpc=loadcase(case18);
> results=runpf(mpc);
>
> When i am running the above two case and both are giving the same results for
> power loss and voltage.
> I want to know what is the difference between the above two case?
>
> On Fri, Mar 24, 2017 at 10:37 AM, Akash Tyagi <akashtyagi0...@gmail.com
> <mailto:akashtyagi0...@gmail.com>> wrote:
> Thanku very much sir.
>
> On Thu, Mar 23, 2017 at 10:18 PM, Marwan Ahmed Al_asali <ma734...@gmail.com
> <mailto:ma734...@gmail.com>> wrote:
>> Hello sir,
>> I just want to ask you for optimization by matlab
>
>
> On 23 March 2017 at 21:56, Ray Zimmerman <r...@cornell.edu
> <mailto:r...@cornell.edu>> wrote:
> The savecase() function is used to create a MATPOWER case file from a case
> struct. For example, suppose you want to take an existing case file, say
> case30.m, and apply a set of changes to it using apply_changes() and save the
> result as a new MATPOWER case file called case30new.m. You could do it with
> the following code …
>
> mpc0 = loadcase('case30');
> mpc = apply_changes(label, mpc0, chgtab);
> savecase('case30new', mpc);
>
> Now you can use case30new as you would any of the included cases. E.g.
>
> r = runopf('case30new');
>
> Hope this helps,
>
> Ray
>
>
>> On Mar 22, 2017, at 1:41 AM, Akash Tyagi <akashtyagi0...@gmail.com
>> <mailto:akashtyagi0...@gmail.com>> wrote:
>>
>> Hello sir,
>> I just want to ask you a silly question..
>> I tried a lot, but i m not able to understand, hoe the savecase function
>> work.?
>> Can you please explain with an appropriate exapmle.?
>>
>> On Tue, Mar 21, 2017 at 9:29 PM, Ray Zimmerman <r...@cornell.edu
>> <mailto:r...@cornell.edu>> wrote:
>> At the moment, there is only the MATPOWER
>> <http://www.pserc.cornell.edu/matpower/docs/MATPOWER-manual-6.0.pdf> and
>> MOST User’s Manuals
>> <http://www.pserc.cornell.edu/matpower/docs/MOST-manual-1.0.pdf>, the
>> built-in help for each function (also available in the Online Function
>> Reference <http://www.pserc.cornell.edu/matpower/docs/ref/>), and finally
>> the code itself, especially the examples and tests.
>>
>> I realize this is sometimes still inadequate, and I welcome contributions
>> from others to improve the documentation.
>>
>> Were you able to get your load profile working as you expect? Section 5.1.6
>> in the MOST User’s Manual should have the details, but you’ll also need to
>> be familiar with MATPOWER's apply_changes()
>> <http://www.pserc.cornell.edu/matpower/docs/ref/matpower6.0/apply_changes.html>
>> function, described in Section 9.3.5 of the MATPOWER User’s Manual.
>>
>> Feel free to continue to ask specific questions here. And once you
>> understand how it works, if you have suggestions for changes to the
>> documentation that would help point others in the right direction, that’d be
>> appreciated.
>>
>> Ray
>>
>>
>>
>>> On Mar 21, 2017, at 7:48 AM, Akash Tyagi <akashtyagi0...@gmail.com
>>> <mailto:akashtyagi0...@gmail.com>> wrote:
>>>
>>> Hello sir,
>>> Is there any other reference book of MATPOWER, in which the detailed
>>> information is given...?
>>> Thanks.
>>>
>>> On Mon, Mar 20, 2017 at 9:00 PM, Ray Zimmerman <r...@cornell.edu
>>> <mailto:r...@cornell.edu>> wrote:
>>> Sorry, that was supposed to be …
>>>
>>> loadprofile.values(:, 1, :) = [
>>> 100 120 110;
>>> 120 140 125;
>>> 150 150 135;
>>> 140 155 130;
>>> …
>>> ]
>>>
>>>> On Mar 17, 2017, at 8:45 PM, 田其生 <921542...@qq.com
>>>> <mailto:921542...@qq.com>> wrote:
>>>>
>>>> Dear Ray
>>>> thanks for your help. I may know the direction about how to set the
>>>> load profiles.yet，there may be something wrong in the example which
>>>> provied in the e-mail. In the example,the dimension of
>>>> loadprofile.values(:, 1, 1)(it is 1) doesn't match the dimension of
>>>> load-martrix(it is 2). when I change the loadprofile.values(:, 1, 1) to
>>>> loadprofile.values(:, :, 1) or loadprofile.values(:, :, 1 ,1)，although the
>>>> dimension matched,the MOST alos will give me an eeror(loadmd: scenarios
>>>> dimension of profiles(1).values (2) must be 1 or nj_max = 1).
>>>> Is there anything I forget to set?
>>>> the attachment is the program which i rewrited.
>>>>
>>>> thanks
>>>> Tian
>>>> March 18, 2017
>>>>
>>>>
>>>> ------------------ 原始邮件 ------------------
>>>> 发件人: "Ray Zimmerman";<r...@cornell.edu <mailto:r...@cornell.edu>>;
>>>> 发送时间: 2017年3月17日(星期五) 晚上11:05
>>>> 收件人: "MATPOWER Discussion List"<matpower-l@cornell.edu
>>>> <mailto:matpower-l@cornell.edu>>;
>>>> 主题: Re: Question about how to set load-profile in dynamic optimal power fow
>>>>
>>>> The example in most_ex5_mpopf()
>>>> <http://www.pserc.cornell.edu/matpower/docs/ref/matpower6.0/most/t/most_ex5_mpopf.html>
>>>> uses the load profile from ex_load_profile()
>>>> <http://www.pserc.cornell.edu/matpower/docs/ref/matpower6.0/most/t/ex_load_profile.html>
>>>> which scales all loads at the same time (since rows is set to 0). If you
>>>> want to scale loads individually, you need to set rows to a vector of bus
>>>> indices and add columns for each to the values field. For example, a load
>>>> profile with something like the following, would scale loads at buses 1, 3
>>>> and 5 according to the values in the 3 columns of the values field ...
>>>>
>>>> loadprofile = struct( ...
>>>> 'type', 'mpcData', ...
>>>> 'table', CT_TLOAD, ...
>>>> 'rows', [1 3 5], ...
>>>> 'col', CT_LOAD_ALL_PQ, ...
>>>> 'chgtype', CT_REP, ...
>>>> 'values', [] );
>>>> loadprofile.values(:, 1, 1) = [
>>>> 100 120 110;
>>>> 120 140 125;
>>>> 150 150 135;
>>>> 140 155 130;
>>>> ...
>>>> ]
>>>>
>>>> You can also scale the load by areas, as opposed to by individual load, by
>>>> setting table to 'CT TAREALOAD’.
>>>>
>>>> Hope this helps,
>>>>
>>>> Ray
>>>>
>>>>
>>>>> On Mar 14, 2017, at 9:57 PM, 田其生 <921542...@qq.com
>>>>> <mailto:921542...@qq.com>> wrote:
>>>>>
>>>>> Dear all
>>>>> I need help about dealing with the dynamic optimal power flow
>>>>> through most. if there are not only one bus load which are varying with
>>>>> time,how to set the load-profile (for example in ex_load_profile).It
>>>>> will be much better and clearer,if i get a simple example.
>>>>>
>>>>> thanks
>>>>>
>>>>> Qisheng Tian
>>>>>
>>>>> March 15, 2017
>>>>
>>>> <matlab.zip>
>>>
>>>
>>
>>
>
>
>
>
