From b8c230525d51d9256f09a2c4ec253e758ae98347 Mon Sep 17 00:00:00 2001 From: Dane Sabo Date: Fri, 11 Oct 2024 09:24:43 -0400 Subject: [PATCH] vault backup: 2024-10-11 09:24:43 --- 4 Qualifying Exam/3 Notes/Robust Control.md | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/4 Qualifying Exam/3 Notes/Robust Control.md b/4 Qualifying Exam/3 Notes/Robust Control.md index c59f610d..5893e68b 100644 --- a/4 Qualifying Exam/3 Notes/Robust Control.md +++ b/4 Qualifying Exam/3 Notes/Robust Control.md @@ -1,7 +1,6 @@ # History ## Where did Robust Control come from? -After the beginnings of modern control and the development of optimal control, John Doyle released a paper in 1978 titled [Guaranteed Margins for LQG regulators](doyleGuaranteedMarginsLQG1978a). This is a less than one page paper that basically gave birth to the robust control field, with a three word abstract: "There are none." - +After the beginnings of modern control and the development of optimal control, John Doyle released a paper in 1978 titled [Guaranteed Margins for LQG regulators](doyleGuaranteedMarginsLQG1978a). This is a less than one page paper that basically gave birth to the robust control field, with a three word abstract: "There are none." I'm working out the kinks in this one ([[Basic Feedback Control]]), but essentially the gaussian part of the LQG is what destroys the guaranteed part of the phase and gain margins. The additional estimator involved can really screw with things. # What does Robust Control do?