Sökning: "LKAB"

Visar resultat 6 - 10 av 74 avhandlingar innehållade ordet LKAB.

1. 6. Hjalmar Lundbohm : En studie om ledarskap inom LKAB 1898-1921

   Författare :Curt Persson; Henrik Berggren; Luleå tekniska universitet; []
   Nyckelord :HUMANIORA; HUMANITIES; Teknikhistoria; History of Technology;

   Sammanfattning : The thesis has as main purpose to study the influences that affected LKAB's first manager Hjalmar Lundbohm (1855-1926) in his leadership, both in mining operations and within the social structure, and how Lundbohm as a leader utilized his network. The study is implemented as a scientific biography. LÄS MER

3. 7. Accelerated granular matter simulation

   Författare :Da Wang; Martin Servin; Jin Ooi; Umeå universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; discrete element method; nonsmooth contact dynamics; multibody dynamics; granular media; simulation; projected Gauss-Seidel; validation; iron ore pellets; pelletising balling circuit; model reduction; design optimization;

   Sammanfattning : Modeling and simulation of granular matter has important applications in both natural science and industry. One widely used method is the discrete element method (DEM). It can be used for simulating granular matter in the gaseous, liquid as well as solid regime whereas alternative methods are in general applicable to only one. LÄS MER

4. 8. Evaluation of wayside condition monitoring technologies for condition-based maintenance of railway vehicles

   Författare :Robert Lagnebäck; Luleå tekniska universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Drift och underhållsteknik; Operation and Maintenance;

   Sammanfattning : Luossavaara-Kiirunavaara AB (LKAB) is an iron ore mining company in Sweden that strives to be one of the leading suppliers of iron ore products. In the chain from mining to end customers, transportation efficiency plays a mayor role in the outcome of the company's total financial result. LÄS MER

5. 9. Competitive strength in iron ore production

   Författare :Stefan Hellmer; Luleå tekniska universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Economics; Nationalekonomi;

   Sammanfattning : This thesis is about competitive strength in the global markets for iron ore. Its focus is on the Swedish iron ore producer, LKAB, and its role in this global market. The finding of new vast deposits of iron ore in Brazil and Australia, together with falling transportation costs, meant that LKAB started to meet fierce competition in the 1970s. LÄS MER

7. 10. Styrning av tågtrafik på Malmbanan

   Författare :Kristina Nilsson; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Industriell logistik; Industrial Logistics;

   Sammanfattning : The single-track Swedish iron ore line Malmbanan stretches from Luleå to the Norwegian city of Narvik. The mine company LKAB transport iron ore on Malmbanan from the mines in Kiruna and Malmberget to the harbours in Narvik and Luleå for export. The daily traffic also consists of passenger trains and freight trains. LÄS MER