Sökning: "Labor Stage"

Visar resultat 16 - 20 av 28 avhandlingar innehållade orden Labor Stage.

  1. 16. Real-Time Optimization of Cone Crushers

    Författare :Erik Hulthén; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; process optimization; crushing; CSS; real-time optimization; eccentric speed; cone crusher;

    Sammanfattning : Cone crushers are used in the mineral, mining, and aggregate industry for fragmentation and production of rock materials. Cone crusher control systems are widely used for machine protection, wear compensation and, to some extent, increasing production. These systems ordinarily focus on the crusher and not the yield of production process. LÄS MER

  3. 17. Short-term Underground Mine Scheduling : An Industrial Application of Constraint Programming

    Författare :Max Åstrand; Mikael Johansson; Mats Carlsson; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; scheduling; mining; underground mines; constraint programming; large neighborhood search; korttidsplanering; gruvdrift; underjordsgruvor; villkorsprogrammering; Electrical Engineering; Elektro- och systemteknik;

    Sammanfattning : The mining industry is facing a surge in automation in the pursuit of safe and profitable operations. As the excavation process is increasingly automated, today's mining companies seek to optimize the coordination of the now automated mining activities. LÄS MER

  4. 18. What if your world is outside the oyster? : How highly educated and skilled first-generation immigrant entrepreneurs develop opportunities in knowledge-intensive sectors

    Författare :Reema Akhtar; Maria Frostling; Martin Johanson; Per Servais; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; first-generation immigrant entrepreneurs; highly educated and skilled immigrants; opportunity development; recognition of business idea; evaluation of business idea; weak social ties; strong social ties; prior work experience; education; Business Administration; företagsekonomi;

    Sammanfattning : In the previous decades, immigration has increased significantly from non-EU countries to Western countries including Sweden. Due to different backgrounds, immigrant´s economic integration is even more important for their financial support and the economic growth of the host country. LÄS MER

  5. 19. Residential Mobility and Tenure Choice in the Swedish Housing Market

    Författare :Erik Zetterström; Uppsala universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Economics; Residential mobility; Housing tenure choice; Nationalekonomi; Economics; Nationalekonomi; nationalekonomi; Economics;

    Sammanfattning : This thesis consists of three self-contained essays concerned with the microeconomics of housing.In Essay 1 I examine the determinants of residential mobility among Swedish households within the framework of duration models. The results give support to the widely acknowledged life cycle - housing cycle connection. LÄS MER

  7. 20. Essays on Firm Turnover, Growth, and Investment Behavior in Ethiopian Manufacturing

    Författare :Mulu G Gebreeyesus; Göteborgs universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; firm turnover; productivity; firm growth; investment; adjustment cost; irreversibility; manufacturing; Africa; Ethiopia.;

    Sammanfattning : This thesis analyses the dynamics and investment behavior of Ethiopian manufacturing firms in post-reform period using establishment level industrial census panel data from 1996 to 2003. Three related topics such as firm turnover and productivity differentials, determinants of firm growth, and the effect of adjustment cost and irreversibility on firm investment decisions are investigated empirically. LÄS MER