Essays about: "valmet"

Showing result 16 - 20 of 23 essays containing the word valmet.

  1. 16. Funktionaliteten i skogsmaskiners GIS-system

    University essay from SLU/School for Forest Management

    Author : Adam Svensson; [2011]
    Keywords : StanFord2010; GIS-system; Skogsmaskinförare;

    Abstract : Holmen Skog is currently using a GPS-program called TraktInfo, originally developed within the company. They are now planning to switch to a new GPSprogram or allowing the contractors to buy other programs available from the logging equipment manufacturers. READ MORE

  3. 17. Skogsbränsledrivare i klen förstagallring med contorta

    University essay from SLU/Dept. of Forest Resource Management

    Author : Patrik Johansson; [2010]
    Keywords : Drivare; kombinerad skördare-skotare; skogsbränsle; contorta; helträdsuttag;

    Abstract : The aim for the study was to examine a harwarder´s (combined harvester-forwarder) productivity when harvesting forest fuel in first thinning stands that contains Lodgepole pine and calculate the economy of the harvesting work and estimate the quality of the thinning . The field study area where located near Arvån, about 15 kilometres south –east from the city of Lycksele. READ MORE

  4. 18. Skador på kvarvarande bestånd vid mekaniserad blädning

    University essay from SLU/Dept. of Forest Ecology and Management

    Author : Emil Modig; [2010]
    Keywords : blädning; volymblädning; skador; skadenivå; stickvägsavstånd; uttag; gran; kontinuitet; hyggesfritt skogsbruk;

    Abstract : Kontinuitetsskog är ett brett begrepp som täcker in många olika skogstyper. Gemensamt för dessa skogstyper är att de ofta har eller kan utveckla höga naturvärden knutna till kontinuitet. Skogsstyrelsen har gjort en grov skattning av arealen kontinuitetsskog i Sverige och arealen bedöms vara mellan 1,7 och 1,8 miljoner hektar. READ MORE

  5. 19. Bättre åtkomst till avverkningstrakter med anpassat marktryck från avverkningsmaskinerna

    University essay from SLU/Dept. of Forest Resource Management

    Author : Erik Andersson; [2010]
    Keywords : maskinval; körskador; spårdjup; kompaktering; konindex;

    Abstract : The global climate-change means increasing mean-temperature and higher precipitation in Sweden, which leads to shorter periods of frozen ground in the forest. At the same time the harvesting machines are getting bigger and more powerful. The forest industry aim at an even wood flow, and the ground damage has to be as low as possible. READ MORE

  6. 20. Active Noise Control of a Forest Machine Cabin

    University essay from Institutionen för systemteknik

    Author : Mårten Hedborg; Patrik Grylin; [2007]
    Keywords : Active Noise Contol; Aktiv Bullerdämpning;

    Abstract : Today, a high noise level is considered a problem in many working environments. The main reason is that it contributes to stress and fatigue. Traditional methods using passive noise control is only practicable for high frequencies. As a complement to passive noise control, active noise control (ANC) can be used to reduce low frequency noise. READ MORE