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Showing result 1 - 5 of 22 essays matching the above criteria.
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1. Blomfröodling : metoder och förutsättningar för produktion i Sverige
University essay from SLU/Dept. of Plant Protection BiologyAbstract : Samtidigt som miljö och hållbarhet diskuteras flitigt när det kommer till odling importeras den största delen fröer som odlas i Sverige. Detta gäller inte minst blomfröer. Genom en litteraturstudie beskrivs faktorer, metoder och odlingssystem som är av betydelse vid fröproduktion. READ MORE
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2. Sensorless Control of Synchronous Reluctance Machines and Permanent Magnet Synchronous Machines for Pump Applications
University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)Abstract : Energy efficiency in electric machines is both environmentally and economically important. Water pumps with an integrated Variable Frequency Drive (VFD) and a Permanent Magnet Synchronous Machine (PMSM) have challenged the status quo of the Induction Machine (IM) for water pumps. READ MORE
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3. Rotor temperature estimation in Induction Motors with Supervised Machine Learning
University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)Abstract : The electrification of the automotive industry and artificial intelligence are both growing rapidly and can be greatly beneficial for a more sustainable future when combined. Induction machines exhibit many complex relationships between physical and electromagnetic properties that must be calculated in order to produce the correct quantities of torque and speed commanded by the driver. READ MORE
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4. Heat-pipes in electric machines : Heat management in electric traction motors
University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronikAbstract : The world is continually changing towards more energy efficient alternatives and less pollution. For the traction market, electric powertrains have become the go-to method, superior to both steam and diesel-electric hybrid systems. READ MORE
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5. Investigation of Variable Speed Technology when Converting Hydropower Kaplan Turbines into Fixed Propeller Turbines
University essay from Uppsala universitet/Institutionen för fysik och astronomiAbstract : With an evolving energy system, an increased flexibility is necessary, placing additional demand on hydropower plants. New technology, in particular full size frequency converters (FSFC) and doubly fed induction machines (DFIM), allows hydropower turbines to run at different speeds than originally designed, thus making the turbine more flexible. READ MORE