Essays about: "aktivt system"

Showing result 11 - 15 of 152 essays containing the words aktivt system.

  1. 11. Real time control of an active pendulum arm suspension system for a downscaled XT28 forwarder model

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Niclas Määttä; Adam Westermark; [2023]
    Keywords : mechatronics; offset-free MPC; MPC; LQR; XT28; forwarder; pendulum arm; forestry; mekatronik; offset-free MPC; MPC; LQR; XT28; skotare; pendelarm; skogsbruk;

    Abstract : A forwarder named XT28 has been developed in joint collaboration between eXtractor AB, Skogforsk AB, KTH, Linköpings Unversity, Sveaskog, and Bosch Rexroth. The forwarder is equipped with six hydraulic active suspension pendulum arms. READ MORE

  2. 12. Experimental Study of Flow Fields in Moving Bed Biofilm Reactors

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Shea Nee Chew; [2023]
    Keywords : Moving bed biofilm reactors; Biofilm carriers; Mechanical mixing; Mixer configurations; Carrier mixing; Biofilmsreaktorer med rörlig bädd; Biofilmsbärare; Mekanisk blandning; Blandarkonfigurationer; Bärarblandning;

    Abstract : With the rise in global energy prices, as well as energy consumption being the largest source of greenhouse gas emissions, biofilm-based systems utilized for wastewater treatment, such as moving bed biofilm reactors (MBBRs), have grown in popularity for their lower energy consumption compared to conventional activated sludge processes. However, this technology requires large amounts of energy to constantly distribute and suspend its biofilm carrier within the reactor by either aerators or mechanical mixers. READ MORE

  3. 13. Development and evaluation of solar heating solutions for Villages in the highlands of Peru

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Tom Rupert Göransson; [2023]
    Keywords : ;

    Abstract : In the Peruvian highlands, hundreds of thousands of people live in dwellings that are completely unheated. In this climate, nighttime indoor temperatures during the winter could be as low as 0°C. Indoor cold can cause thousands of respiratory diseases and increase winter mortality. READ MORE

  4. 14. Active suspension in combat vehicles - Effect on mobility, comfort and accuracy

    University essay from KTH/Fysik

    Author : Emil Zeidlitz; [2023]
    Keywords : Applied mechanics; Complex systems; Active suspension; Tillämpad mekanik; Komplexa system; Aktivt fjädringssystem;

    Abstract : In this thesis the effect of an active suspension system versus a passive suspensionsystem utilized on a main battle tank/combat vehicle is studied. The effect oncomfort, mobility, accuracy and power draw is discussed. This is done with thegoal to study and understand if an improvement can be made using active sys-tems. READ MORE

  5. 15. The Impact of the Recession on Swedish Real Estate Companies : A Study of Financial Strategy and Risk Management of Companies with Different Credit Ratings

    University essay from KTH/Fastighetsföretagande och finansiella system

    Author : Greta Aronsson; Elsa Johannessen; [2023]
    Keywords : Credit Rating; Financial Strategy; Risk Management; Capital Structure; Capital Market Financing; Bank Financing; Real Estate Market; Kreditbetyg; Finansiell strategi; Riskhantering; Kapitalstruktur; Kapitalmarknadsfinansiering; Bankfinansiering; Fastighetsmarknaden;

    Abstract : The world's economies are in a turbulent phase where rising inflation has hit the global and Swedish economy hard. The Central Bank of Sweden has raised the policy rate expansively in recent months, with the intention of curbing inflation. READ MORE