Search for dissertations about: "comparison of technology"

Showing result 1 - 5 of 1777 swedish dissertations containing the words comparison of technology.

  1. 1. Kinematic Control of Redundant Knuckle Booms with Automatic Path Following Functions

    Author : Björn Löfgren; Jan Wikander; Arto Finland Helsinki University of Technology Visala; KTH; []
    Keywords : ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Hydraulic manipulator; redundancy; kinematic control; local optimization; knuckle boom; forest machine; forwarder; boom tip control; joystick control; simulations; path following; Construction engineering; Konstruktionsteknik;

    Abstract : To stay competitive internationally, the Swedish forestry sector must increase its productivity by 2 to 3% annually. There are a variety of ways in which productivity can be increased. One option is to develop remote-controlled or unmanned machines, thus reducing the need for operator intervention. READ MORE

  2. 2. Patterning the Dutch Compact City

    Author : David Chapman; Matthew Carmona; David Banister; Bartlett School of Planning University College London; []
    Keywords : ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Architecture; Arkitektur;

    Abstract : A major challenge to town planners in Britain is to help fulfil current and future housing need in a sustainable manner and avoid excessive development land take.This thesis therefore establishes what future development models are currently under debate and undertakes extensive research into Governments preferred option the 'Compact City'. READ MORE

  3. 3. Sedimentation and Its Challenge for Sustainability of  Hydraulic Structures : A Case Study of Mosul Dam Pumping Station

    Author : Mohammad Ezz-Aldeen Mohammad; Sven Knutsson; Nadhir Al-Ansari; Jan Laue; Rafid Al Khaddar; Luleå tekniska universitet; []
    Keywords : ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Geoteknik; Soil Mechanics;

    Abstract : A successful management and operation of water resources projects are essential to maintain their functions. Dams and reservoirs are one of the largest worldwide infrastructures. They serve one or more functions; reliable store and release of water for different purposes, hydropower generation and   flood and draught controls. READ MORE

  4. 4. Production of L-arginine by Escherichia coli : Impact of genetic modifications, carbon and nitrogen sources

    Author : Mireille Ginesy; Ulrika Rova; Michael Sauer; Luleå tekniska universitet; []
    Keywords : ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Biokemisk processteknik; Biochemical Process Engineering;

    Abstract : In the recent years, the demand for environmental friendly produced L-arginine has risen with the increasing number of applications for this amino acid in pharmaceuticals, nutraceuticals, cosmetics, animal feed and fertilizers.Microbial production of L-arginine usually relies on Corynebacterium glutam-icum and Corynebacterium crenatum strains. READ MORE

  5. 5. Charge Carrier Dynamics in Novel Solar Materials : Ultrafast Spectroelectrochemistry

    Author : Alireza Honarfar; Kemisk fysik; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURVETENSKAP; TEKNIK OCH TEKNOLOGIER; NATURAL SCIENCES; NATURAL SCIENCES; ENGINEERING AND TECHNOLOGY; charge carrier dynamics; quantum dots; solar cells; trion decay;

    Abstract : The constant increase in global energy demand makes it inevitable to find clean means of energy production. Among renewable energy sources, the Sun is the most available source which makes it a versatile solution for energy needs. Tremendous efforts are made to invent and develop new materials for light to energy conversion. READ MORE