Essays about: "importance of accurate measurement"

Showing result 21 - 25 of 27 essays containing the words importance of accurate measurement.

  1. 21. Unregulated Emissions from Heavy-Duty Engines and Vehicles

    University essay from KTH/Fordonsdynamik

    Author : Edvin Tang; Toni Zalem; [2014]
    Keywords : ;

    Abstract : Road transport emission levels are at an all-time low and post Euro VI regulations are now up for discussion. A literature study of unregulated diesel emissions in Europe; CO2, N2O, NO2, CH4 and aldehydes has been made to determine the effects and importance of the emissions in today´s heavy-duty vehicles. READ MORE

  3. 22. Comparison of Different Methods to Measure Submodule Capacitor Voltages of Modular Multilevel Converters for HVDC Applications

    University essay from KTH/Elektrisk energiomvandling

    Author : Arman Derviškadić; [2012]
    Keywords : ;

    Abstract : The Modular Multilevel Converter (M2C) is proven to be a key converter technology which is suitable for various high-voltage high-power applications. It offers several advantages over the conventional Voltage Source Converters(VSC) and multilevel converters.This Thesis deals with the measurement system for an M2C. READ MORE

  4. 23. 3D-models of railway track for dynamic analysis.

    University essay from KTH/Transportvetenskap

    Author : Huan Feng; [2011]
    Keywords : track dynamics; railway track modelling; finite element analysis; receptance;

    Abstract : In recent decades, railway transport infrastructures have been regaining their importance due to their efficiency and environmentally friendly technologies. This has led to increasing train speeds, higher axle loads and more frequent train usage. READ MORE

  5. 24. ESTIMATION OF ELECTROMECHANICAL OSCILLATIONS IN THE NORDIC POWER SYSTEM USING SYNCHROPHASOR MEASUREMENT DATA

    University essay from KTH/Elektriska energisystem

    Author : Sebastian Bengtsson; [2011]
    Keywords : ;

    Abstract : Unstable electromechanical dynamics, or electromechanical modes, may cause large amplitude oscillations that may lead to system break-ups or partial blackouts. Thus, the monitoring and study of these modes are of prominent importance and can be of great help for system operators and planning engineers. READ MORE

  6. 25. Supply Chain Evolution and key elements of progress

    University essay from Högskolan i Borås/Institutionen Ingenjörshögskolan

    Author : Fatemeh Dehghani Baghdad Abadi; [2009]
    Keywords : supply chain evolution; performance measures; outsourcing; clockspeed; innovation;

    Abstract : Supply chains evolve in accordance with changes in the market and their ambitions. The evolution of supply chain is correlated to different elements of progress in the business context referred to as performance measurement, innovation and clockspeed. READ MORE