Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!newsfeed.xs4all.nl!newsfeed2.news.xs4all.nl!xs4all!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.090 X-Spam-Evidence: '*H*': 0.83; '*S*': 0.01; 'calculates': 0.16; 'finney': 0.16; 'from:addr:rosuav': 0.16; 'from:name:chris angelico': 0.16; 'hint': 0.16; 'td,': 0.16; 'tuning': 0.16; 'wrote:': 0.18; 'thanks.': 0.20; 'python?': 0.22; '15,': 0.26; 'header:In-Reply-To:1': 0.27; 'tried': 0.27; 'am,': 0.29; 'related': 0.29; 'message-id:@mail.gmail.com': 0.30; 'getting': 0.31; 'writes:': 0.31; 'received:google.com': 0.35; 'crazy': 0.36; 'step': 0.37; 'ben': 0.38; 'to:addr:python-list': 0.38; 'to:addr:python.org': 0.39; 'first': 0.61; 'charset:windows-1252': 0.65; 'subject': 0.69; 'notion': 0.91; 'response,': 0.91; '2013': 0.98 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; bh=Baq29p2/1jcq7B9v3/nnFb4+748k4OYQtBE+/kM+iHI=; b=HQ3eA0M9B6NFBxDV9mK3z/jpAIrfb2uh7H6lriNgxNs+LwIKZ+2YR7QOe9BQU4yalR OSqRZXOL8lgAXBN1u6qjUF48oo8F2iUEmomsZMnm3PtsAAUezeWlgLxvM1bAeYbdS/kB pZ1Ah1FQMX3lhjp69vThCTgvWY17VKD/l1LDRgPtwx2vm/wkp+mwgt/5ZshAsVSN9R4k xcgf2K6lrPLMsPuKiobxxhdeGJ+asMZEMTbzT9Tw3ATRHjTuZx7hAq+0EDuUWNcNPCgy ywSf7nuTSLbXtJ9DMTDkEzfVZY7cFq5jaGGYtkfnDZwbH4lWxpiqUS7OguNhhsQ5MVDw 0K5w== MIME-Version: 1.0 X-Received: by 10.68.252.106 with SMTP id zr10mr39902311pbc.63.1381807916042; Mon, 14 Oct 2013 20:31:56 -0700 (PDT) In-Reply-To: <7wiowzlg4t.fsf@benfinney.id.au> References: <7wiowzlg4t.fsf@benfinney.id.au> Date: Tue, 15 Oct 2013 14:31:55 +1100 Subject: Re: PID tuning. From: Chris Angelico To: python-list@python.org Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 17 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1381807925 news.xs4all.nl 15896 [2001:888:2000:d::a6]:58566 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:56842 On Tue, Oct 15, 2013 at 8:03 AM, Ben Finney wr= ote: > Renato Barbosa Pim Pereira > writes: > >> I am looking for some software for PID tuning that would take the >> result of a step response, and calculates Td, Ti, Kp, any suggestion >> or hint of where to start?, thanks. > > Is this related to Python? What is =93PID tuning=94, and what have you > tried already? I have to confess, my first thought on seeing the subject line was a crazy notion of using multiprocessing and getting process IDs of 262, 330, and 440... ChrisA