Search for dissertations about: "sawmill"

Showing result 1 - 5 of 49 swedish dissertations containing the word sawmill.

  1. 1. Constructing communities The establishment and demographic development of sawmill communities in the Sundsvall district, 1850-1890

    University dissertation from Umeå : Umeå universitet. Institutionen för idé- och samhällstudier

    Author : Maria Bergman; Sören Edvinsson; Anna Lundberg; Ann-Sofie Högman; [2010]
    Keywords : HUMANIORA; HUMANITIES; Sawmill; sawmill worker; Sundsvall; 19th century; community; population development; migration; internal parish migration; barriers; residency; demographic structure; fammily; kinship networks; HUMANITIES and RELIGION History and philosophy subjects History subjects History; HUMANIORA och RELIGIONSVETENSKAP Historisk-filosofiska ämnen Historieämnen Historia; historia; History;

    Abstract : This dissertation studies the establishment and demographic development of the sawmill communities that emerged in the Sundsvall district during the latter half of the 19th century.  The intention is to highlight the importance of the sawmill communities and their resident populations by discussing community construction from a demographic perspective as well as socially and symbolically. READ MORE

  2. 2. Cost-Effective Pathways for Gasification-Based Production of Biofuels

    University dissertation from Gothenburg : Chalmers tekniska högskola

    Author : Johan Ahlström; [2018]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Biomethane; power-to-gas; Biorefinery; SNG; heat integration; bark; Gasification; sawmill; hydrogen;

    Abstract : A considerable number of studies indicate that biomethane produced through gasification of lignocellulosic biomass could contribute significantly to greenhouse gas emissions reduction in the transport sector. However, the production costs are high compared to fossil-based alternatives, which has limited deployment of the technology. READ MORE

  3. 3. Sustainable production of bio-energy products in the sawmill industry

    University dissertation from Stockholm : Kemiteknik

    Author : Anna Vidlund; [2004]
    Keywords : sawmill industry; energy efficiency; heat recovery; integration; biofuel; upgrading; district heating; fuel pellets; CHP; VOC; CO2;

    Abstract : One of the great challenges facing society is to convert theglobal energy system to a sustainable process. Currently, 80%of the world´s energy is supplied through the combustionof fossil fuels. Not only are the fossil resources limited, theutilisation also increases the level of greenhouse gases in theatmosphere. READ MORE

  4. 4. Customers' logistics service requirements and logistics strategies in the Swedish sawmill industry

    University dissertation from Växjö : Växjö University Press

    Author : Åsa Gustafsson; Anne Toppinen; [2006]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Logistics strategy; House-building industry; Retail industry; Sawmill industry; and Service requirements; FORESTRY; AGRICULTURAL SCIENCES and LANDSCAPE PLANNING Area economics Forest economics; SKOGS- och JORDBRUKSVETENSKAP samt LANDSKAPSPLANERING Areell ekonomi Skogsekonomi;

    Abstract : The future of the sawmill industry is uncertain; this is partly due to its internal structural changes, but also due to structural changes amongst their customers. Concurrently, competition within the industry is increasing, and therefore focus is constantly being placed on reducing costs and leveraging economies of scale. READ MORE

  5. 5. Product Costing for Sawmill Business Management

    University dissertation from Växjö : Växjö University Press

    Author : Mats Johansson; Kaj Rosling; Robert Grubbström; [2007]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; joint cost; lumber costing; linear programming; sawmilling; cost allocation; sales management; opportunity cost.; SOCIAL SCIENCES Business and economics; SAMHÄLLSVETENSKAP Ekonomi;

    Abstract : Several Swedish sawmill groups have recently developed product-costing systems to possibly compensate for diminishing production knowledge in recently centralized market organizations. The concept of product costs is challenging in sawmilling, since production is of a joint type – each log typically yields many products. READ MORE