Essays about: "qpll"

Found 2 essays containing the word qpll.

  1. 1. Prototype for Measurement Tools for Evaluating the Crusher Feed using Digital Signal Processing

    University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

    Author : Akram Joumaa; [2016]
    Keywords : conecrusher; crushers; feed; feedtracking; phaselockedloop; phasedetector; signal; signalbehandling; Loopfilter; Voltage; OP; FFT; PLL; DSP; AGC; qpll; LPLL; LMS; PID; PD; QD; FIRfilters; Butterworth; Filters; Transimpedance; accelerometer; audiocard; arduino; SandvikAB; Technology and Engineering;

    Abstract : Nowadays, the use of digital signal processing is essential in various measurements of different machines. There has been many projects done at Sandvik AB on how to collect and measure data signals on the cone rock crusher. None of those measurements could present the correct data. READ MORE

  3. 2. Estimating Rotational Speed with a Phase- Locked Loop

    University essay from KTH/Reglerteknik

    Author : Niklas Willemsen; [2008]
    Keywords : ;

    Abstract : Volvo Construction Equipment Components AB (Volvo CE) develops electronic control systems for various vehicles in the field of construction equipment. Increasing demands on quality, safety and environmental care require more and more sophisticated and intelligent drive control systems. READ MORE