Kampen om skogen 3.9 MB pdf - SNS

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Appendix
Energifakta och omräkningstabeller
tabell a.1. Densitet och fuktighet hos ved och bark.
Träd- Stamdel Fuktkvot Rådensitet Torr-rådensitet
slag (%) (kg/mef) (kg/mef)
Min-Max Medel Min-Max Medel Min-Max Medel
Tall Splint 110–170 130 900–1050 975 500–375 475
Kärna 45–30 35 700–450 550 525–375 410
Stamved ub 90–170 115 90–1000 900 510–375 430
Bark 60–200 150 500–850 700 325–275 300
Stamved pb – – 850–975 875 – –
Stubbved – – – – – 475
Gran Splint 110–170 130 850–1050 925 450–375 400
Kärna 50–30 35 700–450 550 450–375 400
Stamved ub 70–170 100 800–1000 825 450–375 40
Bark 90–180 140 775–850 800 425–300 350
Stamved pb – – 800–950 815 – –
Stubbved – – – – – 435
Björk Yttre vedmantel 60–100 70 825–950 850 525–450 500
Central del 70–110 80 825–950 875 475–450 475
Stamved ub 60–110 75 825–950 875 510–450 490
Bark 60–110 75 850–950 875 525–475 500
Stamved pb – – 825–950 875 – –
Asp Stamved ub 60–110 75 650–800 675 500–350 400
Bok Yttre vedmantel 65–85 80 1000–1075 1060 625–575 580
Central del 65–85 80 1000–1025 1025 685–575 580
Stamved ub 65–85 80 1000–1075 1050 625–575 580
Ek Yttre vedmantel 90–70 75 975–900 950 525–500 525
Central del 75–70 70 1100–1000 1050 625–575 600
Stamved ub 80–70 75 1050–975 1025 600–550 575
Källa: Fakta om biobränsle, www.novator.se/bioenergy/facts/fakta-1.html.
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