Search academic texts

Information × Registration Number 0201U001765, 0197U009556 , R & D reports Title The development and investigation of control synthesis methods for multidimensional dynamical plants using parameters and disturbances set evaluation popup.stage_title Head Kuntsevych V. M., Registration Date 19-02-2001 Organization Space Research Institute popup.description2 Within the framework of the set approach the problem of synthesis of adaptive stabilizing control static object is solved. The synthesized optimum control has a kind iterative, where on each step of iterations the approach-correcting component to the previous value is calculated from the solution of a special non-linear equation. The case of set synthesis of adaptive control extremal object is considered, when there is physically existing accelerometer (calculator) of a function of specific losses (criterion of quality of control). The developed technique of synthesis of adaptive control in an obvious kind takes into account interests of set identification of vector of parameters. The procedure of synthesis of optimum control of linear dynamic object for an integral criterion of quality of a general view is constructed, when the control is selected as a sectionally continuous function of time. That is, at first there is an optimum program control, which on each interval of continuity has a kind of a li near combination of "reference" functions of time. The values of width of each interval of continuity and factors of an appropriate linear combination are determined from a condition of minimization to a criterion of quality.. Then the problem of "local" optimum synthesis is decided from a condition of minimization of a calculated total functional. After measurement of state vector the parameters of control are calculated anew and thus optimum feed-back is synthesized. Because of computer process engineering MATLAB the software for a set evaluation of parameters of systems as convex polyhedrons is developed. In particular(personally), the formalized procedure of section(cross-section) of a specific convex polyhedron is realized, that characterizes a priori uncertainty of parameters, with hyperplanes. Product Description popup.authors popup.nrat_date 2020-04-02 Close