Analysis and Synthesis of Dynamical Systems with Time-Delays by Yuanqing Xia

By Yuanqing Xia

Time-delay happens in lots of dynamical structures akin to organic structures, chemical structures, metallurgical processing platforms, nuclear reactor, lengthy transmission strains in pneumatic, hydraulic structures and electric networks. specifically, in recent times, time-delay which exists in networked keep watch over platforms has introduced extra complicated challenge right into a new learn region. often, it's a resource of the new release of oscillation, instability and terrible functionality. substantial attempt has been utilized to diversified facets of linear time-delay structures in the course of contemporary years. as the advent of the hold up issue renders the method research extra advanced, as well as the problems brought on by the perturbation or uncertainties, within the keep an eye on of time-delay platforms, the issues of sturdy balance and strong stabilization are of significant importance.

This ebook offers a few simple theories of balance and stabilization of platforms with time-delay, that are concerning the most ends up in this e-book. extra awareness could be paid on synthesis of platforms with time-delay. that's, sliding mode keep watch over of structures with time-delay, networked keep an eye on structures with time-delay, networked facts fusion with random delay.

Show description

Read or Download Analysis and Synthesis of Dynamical Systems with Time-Delays PDF

Best system theory books

Elastoplasticity Theory

Knowing the elastoplastic deformation of metals and geomaterials, together with the constitutive description of the fabrics and research of constitution present process plastic deformation, is a vital a part of the heritage required via mechanical, civil, and geotechnical engineers in addition to fabrics scientists.

Chaotic Logic - Language, Mind and Reality from the Perspective of Complex Systems Science

This booklet summarizes a community of interrelated rules which i've got constructed, on and off, over the last 8 or ten years. The underlying subject is the mental interaction of order and chaos. Or, to place it in a different way, the interaction of deduction and induction. i'll attempt to clarify the connection among logical, orderly, wakeful, rule-following cause and fluid, self­ organizing, habit-governed, subconscious, chaos-infused instinct.

Studies on the Optimal Search Plan

Seek concept is worried with the site of a 'target' given vague info pertaining to its position. the topic has quite a few functions equivalent to finding lacking humans in desolate tract or at sea, trying to find mineral deposits, scientific prognosis, and looking out for malfunctions in business techniques.

System Engineering Approach to Planning Anticancer Therapies

This e-book specializes in the research of melanoma dynamics and the mathematically established synthesis of anticancer treatment. It summarizes the present cutting-edge during this box and clarifies universal misconceptions approximately mathematical modeling in melanoma. also, it encourages nearer cooperation among engineers, physicians and mathematicians by way of displaying the transparent merits of this with out declaring unrealistic pursuits.

Additional resources for Analysis and Synthesis of Dynamical Systems with Time-Delays

Sample text

12) then ˜ z(k + 1) = Az(k). 13) The following result will present an easy way to design the controller matrix gain K. 7. 11) is stable if there exist a positive definite maQ11 0 trices Q = with Q11 ∈ Rn×n , Q22 ∈ Rτ n×τ n and a matrix 0 Q22 Y ∈ Rm×n such that the following inequalities holds ¯T −Q QA¯T + I1T Y T B ¯ ¯ AQ + BY I1 −Q < 0. 14) Then, the state feedback can be chosen as K = Y Q−1 11 with which the resulting closed-loop system is stable. Proof. 11) is stable if and only if there exists positive definite matrix P such that A˜T P A˜ − P < 0.

The existence condition of a linear sliding surface for systems with mismatched uncertainties was given in [25], [26], [100], but their methods cannot be applied to systems with time-delay. In [161], a new robust stability criterion for uncertain time-delay systems is given and the SMC is proved to be applicable. There, due to use of matrix norm, the result is more or less conservative and complicated which leads to inconvenience in designing the sliding surface for uncertain time-delay systems.

0 0 .. ··· ··· .. 0 0 .. 0 0 ··· I ⎥ 0⎥ ⎥ 0⎥ ⎥ .. 8) 0⎥ ⎥ 0⎥ ⎥ .. ⎦ 0 for j = 1, 2, · · · , τ¯. 9) where σ is the piecewise constant switching signal taking value from the finite index set F = {0, 1, · · · , τ¯}. According to the theory of switched systems [172], we have the following result. 5. 1) with time-varying delay τ (k) is stable if there exists a positive definite matrix P ∈ R(¯τ +1)n×(¯τ +1)n such that the following linear inequalities hold for any i ∈ {0, 1, · · · , τ¯}: A¯Ti P A¯i − P < 0.

Download PDF sample

Rated 4.58 of 5 – based on 45 votes