Sökning: "Meelis Mölder"

Hittade 2 avhandlingar innehållade orden Meelis Mölder.

1. 1. Roughness lengths and roughness sublayer corrections in partly forested regions

   Författare :Meelis Mölder; Uppsala universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Earth sciences; flux parameterisation; profile measurements; radiation temperature; displacementheight; barley; pasture; Geovetenskap; Earth sciences; Geovetenskap; Hydrology; hydrologi;

   Sammanfattning : Questions related to water resources management and climate change at regional to global scales have inspired research about processes governing exchange of water, heat and carbon between land and atmosphere. The concept of roughness length is fundamental in deduction of bulk transfer relations from the generally accepted Monin-Obukhov similarity theory for this exchange. LÄS MER

3. 2. New methods for improving winter road maintenence

   Författare :Mats Riehm; Per-Erik Jansson; Torbjörn Gustavsson; Klas Hansson; Meelis Mölder; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Winter road maintenance; Sensors; Infrared thermometry; Energy efficiency; De-icing salt; Other civil engineering and architecture; Övrig samhällsbyggnadsteknik och arkitektur;

   Sammanfattning : Winter road maintenance activities are crucial for maintaining the accessibility and traffic safety of the road network during winters. Common winter road maintenance activities include plowing and the use of de-icing agents (e.g. NaCl) to avoid freezing. LÄS MER