Observation of development of microcracks on wood surface caused by drying stresses

Holzforschung

Volumn 57, Issue 5, 2003, Pages 561-565

  Hanhijärvi, Antti ^a   Wahl, Paul ^a   Räsänen, Jari ^a   Silvennoinen, Raimo ^a  

^a UNIVERSITY OF EASTERN FINLAND   (Finland)

Author keywords

Laser speckle; Microchecks; Microcracks; Optical metrology; Wood drying stress

Indexed keywords

DRYING; LASER APPLICATIONS; LASER BEAMS; MICROCRACKS; STRESSES; SURFACES; TIMBER;

DRYING STRESSES; WOOD SURFACE;

WOOD;

DRYING; FORESTS; LASERS; STRESSES; SURFACES; WOOD;

EID: 0141741406     PISSN: 00183830     EISSN: None     Source Type: Trade Journal    
DOI: 10.1515/HF.2003.083     Document Type: Article

References (5)

1. Hanhijärvi, A., P. Wahl and R. Silvennoinen. 2000. Detection of microcracks due to drying stresses on the surface of wood. In: Proc. of the International Conf. of COST Action E8 on Wood and Wood Fiber Composites. Stuttgart, Univ. of Stuttgart, Otto-Graf-Institute, Apr. 13-15, 2000. pp. 115-121.
2. Hukka, A. and V. Tarvainen. 1997. Höyryn käyttö sahatavaran kuivauksessa. (Using steam in drying of sawn timber.) VTT Julkaisuja 826, VTT, Espoo, Finland. (In Finnish).
3. Morén, T.J. 1994. Heating and conditioning by steam during low temperature drying. In: 4th International IUFRO Wood Drying Conference, Rotorua, NZ, August 9-13, 1994.
4. Wahl, P. 1999. Detection of microcracks on dried wood. Master's thesis, University of Joensuu, Joensuu, Finland. (In Finnish).
5. Wahl, P., A. Honjijärvai and R. Silvennoinen. 2001. Investigation of microcracks in wood with laser speckle intensity. Opt. Eng. 40(5), 788-792.