Advanced search

Showing result 1 - 5 of 16 essays matching the above criteria.

  1. 1. Sensorless Control of Synchronous Reluctance Machines and Permanent Magnet Synchronous Machines for Pump Applications

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Erik Lindberg; [2023]
    Keywords : Variable speed drives; Sensorless control; Luenberger observer; Synchronous reluctance machine; Permanent magnet synchronous machines; Vector control; Model reference adaptive system; Variabel hastighetsreglering; Sensorlös reglering; Luenberger observatör; Synkron reluktansmaskin; Permanentmagnetmaskin; Vektorreglering; Adaptiv modelreferensreglering;

    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

  3. 2. Positive Peace - A Driver of Migration? A Quantitative Study of the Relationship between Positive Peace and Intra-European Migration

    University essay from Lunds universitet/Statsvetenskapliga institutionen

    Author : Erik Lindberg; [2023]
    Keywords : Positive peace; Positive Peace Index; migration; intra-European migration; quantitative analysis; Law and Political Science;

    Abstract : Migration studies have generally focused either on broad drivers that are difficult to operationalize, such as quality of life and standard of living, or a few specific, predominantly economic, drivers. Hence, broader explanations for migration have been understudied, especially quantitively. READ MORE

  4. 3. Ribersborgsstranden som hälsofrämjande grönområde : hur upplever besökare Ribersborgsstranden?

    University essay from SLU/Dept. of Landscape Architecture, Planning and Management (from 130101)

    Author : Erik Spirén Lindberg; [2021]
    Keywords : hälsofrämjande park och grönmiljö; Patrick Grahns 8 hälsofrämjande karaktärer; strand; upplevelse; health promoting parks and green areas; Patrik Grahn’s 8 perceived sensory dimensions; SLU; beach; experience;

    Abstract : I arbetet undersöks hur besökare upplever Ribersborgsstranden som grönområde. Ribersborgsstranden är anlagd för cirka hundra år sedan. Området definieras som park- och grönområde enligt Malmö stad (2003). Stranden används framförallt för rekreation, fritids- och sociala aktiviteter. READ MORE

  5. 4. Implementation of a Capacity Market in Sweden

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Erik Lindberg; Jakob Björns; [2021]
    Keywords : Forward capacity market; Value of lost load; Cost of new entry; Capacity demand curves; Loss of load expectation;

    Abstract : In the coming decades there will be an increaseof electricity consumption as the industry and transportationsectors are electrified. Electrification and the rapid expansionof renewables will have great impact on the electricity market.In order to ensure that there is enough electricity, differentcapacity mechanisms are possible solutions. READ MORE

  6. 5. Touch yourself with Bäcka! : Exploring the stigma of the pelvic floor

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Erik Lindberg; [2020]
    Keywords : ;

    Abstract : This paper explores the pelvic floor and the social stigmas around it, which risks hindering knowledge about intimate health in our society. Working from an autobiographical soma design process, expanded by using both a male and a female participant, relevant experiential qualities were identified and built upon in order create a speculative design prototype. READ MORE