Heat transfer computation for a long, frozen log heated in agitated water or steam-a practical recipe.

HP Steinhagen - 1991 - cabidigitallibrary.org
An example step-by-step computation is presented of transient temperature as a function of
heating time, for a frozen pine [Pinus sp.] log heated in agitated water or steam. Log length …

Update of'numerical solution to two-dimensional heating of logs'.

A Khattabi, HP Steinhagen - 1995 - cabidigitallibrary.org
The previously proposed simulation model for the heat-conditioning of frozen and nonfrozen
logs was tested with experimental data from heating 20 pine (Pinus canariensis and Pinus …

Computerized finite-difference method to calculate transient heat conduction with thawing

HP Steinhagen - Wood and fiber science, 1986 - wfs.swst.org
Transient temperature profiles of frozen logs subjected to axisymmetric thawing and heating
were calculated by a temperature method and an enthalpy method. The present paper …

Numerical solution to two-dimensional heating of logs.

A Khattabi, HP Steinhagen - 1992 - cabidigitallibrary.org
A theoretical solution is presented for the heating of logs, frozen or not, having any
length/diameter ratio and which may be exposed to significant heating from the log ends, in …

Enthalpy method to compute radial heating and thawing of logs

HP Steinhagen, HW Lee - Wood and Fiber Science, 1988 - wfs.swst.org
This paper discusses an enthalpy method to compute transient temperatures of logs. The
logs may be initially frozen. It is assumed that the logs are subjected to radial heating in …

[PDF][PDF] LOGHEAT: A computer program of determining log heating times for frozen and non-frozen logs

HP Steinhagen, HW Lee, SP Loehnertz - Forest Products Journal, 1987 - fpl.fs.usda.gov
LOGHEAT is a computer program for the IBM-PC that calculates log heating times for frozen
and non frozen logs and log energy consumption. This infor mation is needed in mills that …

[图书][B] Development of a model for the heat release rate of wood: a status report

WJ Parker - 1985 - apps.dtic.mil
This report describes the status of the development of a method for predicting the heat
release rate of wood for different thicknesses, moisture contents, and exposure conditions. A …

An approach for computing the specific heat capacities of logs stored for a long time in an open warehouse

N Deliiski, P Niemz, D Angelski… - Wood Material Science …, 2022 - Taylor & Francis
This paper describes an approach for computing the specific heat capacities of logs stored
for long in an open warehouse. It includes the heat capacities of the wood of non-frozen and …

Heating frozen and nonfrozen veneer logs.

O Feihl - 1972 - cabidigitallibrary.org
Veneer bolts of diameter 10-18 in, from 7 Canadian species of conifers and hardwoods,
were exposed outdoors in Jan. 1968 (minimum temperature-30 deg C) in Ottawa, before …

[PDF][PDF] Computation of the 2-dimensional transient temperature distribution and heat energy consumption of frozen and non-frozen logs

N Deliiski - Wood Research, 2009 - woodresearch.sk
ABSTRACT A summarized 2-dimensional mathematical model has been created, solved,
and verified for the transient non-linear heat conduction and energy consumption in frozen …