Dependability of Engineering Systems

Hans-Dieter Kochs was head of the Chair of Computer Engineeringand Information Logistics at the University Duisburg-Essen, Germany. Hereceived a Diploma-Degree in Electrical Engineering (1972) and a Dr.-Ing. Degree (1976) from the Technical University (RWTH) Aachen, Germany. From 1972 to 1979 he was a member of the Institute of Power Systems and Power Economics (IAEW) at the RWTH Aachen (Prof. K.W. Edwin) as a research assistant. From 1979 to 1991 he held leading positions in industry (AEG/Daimler Frankfurt, FAG Kugelfischer Erlangen, and ESWE Wiesbaden, Germany). Since 1991 he has been a full Professor. From 1972 to the present day, he has been engaged in scientific and industrial dependability analyses and studies.

Example 1: Reference example.- Example 2.1 and 2.2: Parallel-to-series structure.- Example 3.1 and 3.2: Series-to-parallel structure.- Example 4: 4-out-of-4 (4oo4).- Example 5: 3-out-of-4 (3oo4).- Example 6.1 and 6.2: 2-out-of-4 (2oo4).- Example 7: 1-out-of-4 (1oo4).- Conclusion and overall assessment.