Course detail
Reliability in Electrical Engineering
FEKT-BSPEAcad. year: 2012/2013
Reliability of elements and systems.Classification of failures.Utilization of statistics in reliability.Reliability of expendable products.Probability of trouble-free operation,failures.Relations between characteristics of reliability.Creating reserves.Introducing ISO 9000 system of quality.Kinetics of processes of ageing and depreciation of materials.Interaction between the conditions of exploitation and electrotechnical equipment.Diagnostics of materials,elements and systems.
Language of instruction
Number of ECTS credits
Mode of study
Guarantor
Learning outcomes of the course unit
Prerequisites
Co-requisites
Planned learning activities and teaching methods
Assesment methods and criteria linked to learning outcomes
Course curriculum
Reliability of elements and systems.Classification of systems.Classification of failures according to their reasons of origin, time course and stage of the failure.
Bases of statistics.Distribution of random variable and their use in reliability.
Reliability of expendable.Probability of trouble-free operation.Probability of failures.Density of failures, intensity of failures.Mean time of trouble-free operation.Relations between characteristics of reliability.
Reliability of systems.Creating reserves.Active and passive creating reserves.
Standardization.Statistics at checking of quality of production processes.International standardization.
Introduction of ISO 9000 quality system.
Defects in initial materials and their influence on final properties of elements.Defects iniciated by production technology.
Mechanisms and kinetics of processes of ageing and depreciation.Interaction between the conditions of exploitation and electrotechnical equipment. Complex,partial and model stresses and their relation to depreciation.
Temperature ageing. Effect of humidity.Ageing by electric field.Mechanical depreciation.Effect of chemically agresive environment.
Corrosive depreciation.Kinetics of degradation processes at affecting degradation factors.
Diagnostics of materials,elements and systems.Destructive,potentially destructive and non-destructive methods.
Structural methods.Electrical methods.Other physical methods.
Work placements
Aims
Specification of controlled education, way of implementation and compensation for absences
Recommended optional programme components
Prerequisites and corequisites
Basic literature
Recommended reading
Classification of course in study plans
Type of course unit
Lecture
Teacher / Lecturer
Syllabus
Reliability of elements and systems.Classification of systems.Classification of failures according to their reasons of origin, time course and stage of the failure.
Bases of statistics.Distribution of random variable and their use in reliability.
Reliability of expendable.Probability of trouble-free operation.Probability of failures.Density of failures, intensity of failures.Mean time of trouble-free operation.Relations between characteristics of reliability.
Reliability of systems.Creating reserves.Active and passive creating reserves.
Standardization.Statistics at checking of quality of production processes.International standardization.
Introduction of ISO 9000 quality system.
Defects in initial materials and their influence on final properties of elements.Defects iniciated by production technology.
Mechanisms and kinetics of processes of ageing and depreciation.Interaction between the conditions of exploitation and electrotechnical equipment. Complex,partial and model stresses and their relation to depreciation.
Temperature ageing. Effect of humidity.Ageing by electric field.Mechanical depreciation.Effect of chemically agresive environment.
Corrosive depreciation.Kinetics of degradation processes at affecting degradation factors.
Diagnostics of materials,elements and systems.Destructive,potentially destructive and non-destructive methods.
Structural methods.Electrical methods.Other physical methods.
Exercise in computer lab
Teacher / Lecturer
Syllabus
Mathematical statistics.Distribution of random variable.Normal distribution.
Exponential distribution.Weibull's distribution.
Reliability characteristics.
Calculations and courses of reliability characteristics.
Reliability models.General calculations.
Calculations of serial reliability models.
Calculations of parallel reliability models.
Estimate of lifetime at heat-ageing of insulations
Laboratory exercise
Teacher / Lecturer
Syllabus
Measurement and comparison of properties of non-aged and aged objects.