Sökning: "fault detection"

Visar resultat 31 - 35 av 170 avhandlingar innehållade orden fault detection.

  1. 31. Performance of programmable logic controllers in industrial environment

    Författare :Kurt Johnsson; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; industrial adaptation; fault tolerance; human element; PLC; fail safety; fault detection; safety systems; ESD;

    Sammanfattning : .... LÄS MER

  3. 32. Towards a learning system for process and energy industry : Enabling optimal control, diagnostics and decision support

    Författare :Moksadur Rahman; Konstantinos Kyprianidis; Anders Avelin; Bengtsson Gunnar; Agostino Gambarotta; Mälardalens högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Learning system; Supervisory system; Pulp and paper; Micro gas turbine; Process modelling; Model-based control; Diagnostics; Decision support; Anomaly detection; Fault detection; Energy- and Environmental Engineering; energi- och miljöteknik;

    Sammanfattning : Driven by intense competition, increasing operational cost and strict environmental regulations, the modern process and energy industry needs to find the best possible way to adapt to maintain profitability. Optimization of control and operation of the industrial systems is essential to satisfy the contradicting objectives of improving product quality and process efficiency while reducing production cost and plant downtime. LÄS MER

  4. 33. On dependability validation of safety critical systems

    Författare :Sven Svensson; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; VHDL; fault tolerance; coverage model; experimental validation; jet engine control; fault injection; FADEC; error detection; Markov model;

    Sammanfattning : .... LÄS MER

  5. 34. Design and evaluation techniques for detection and coverage estimation of low-level errors

    Författare :Örjan Askerdal; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; simulation-based fault injection; error detection techniques; double execution; watchdog timers; fault tolerance; COTS; self-tests; embedded systems; assertion checks;

    Sammanfattning : .... LÄS MER

  7. 35. Fault detection in water resource recovery facilities

    Författare :Oscar Samuelsson; Bengt Carlsson; Uppsala universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Elektroteknik med inriktning mot reglerteknik; Electrical Engineering with specialization in Automatic Control;

    Sammanfattning : Reliable sensor values are important for resource-efficient control and operations of wastewater treatment processes. Automatic fault detection methods are necessary to monitor the increasing amount of data produced in any modern water resource recovery facility (WRRF). LÄS MER