搜索结果: 1-9 共查到“林业工程 moisture content”相关记录9条 . 查询时间(0.13 秒)
APPLICATION OF MAGNETIC RESONANCE IMAGING FOR RESEARCH OF ANATOMY AND MOISTURE CONTENT OF WOOD
MR microscopy beech Fagus sylvatica living wood wood anatomy moisture content
font style='font-size:12px;'>
2009/11/26
Feasibility of nuclear magnetic resonance (NMR) was tested for research of anatomy and moisture content of wood. A three m high living beech tree (Fagus sylvatica L.) was imaged by magnetic resonance ...
Equilibrium Moisture Content of Japanese Cedar (Cryptomeria japonica) Green Wood for Columns in a High-Temperature Water Vapor Environment
real time measurement moisture content high temperature high pressure material for columns
font style='font-size:12px;'>
2009/11/23
Changes in the moisture content of Japanese cedar (Cryptomeria japonica D. Don) green wood for columns with the dimensions of 110×110×1000 mm during drying in environments of over 100°C and 1 atm were...
The Non-Destructive Evaluation of Green Moisture Content in Todomatsu (Abies sachalinensis) Using a Lateral Impact Vibration Method
Todomatsu moisture content heartwood lateral impact vibration
font style='font-size:12px;'>
2010/3/4
We applied a lateral impact vibration method to todomatsu (Abies sachalinensis) plus-tree clones. This method is non-destructive and makes it easy to estimate the green moisture content (Mc) of the he...
Variation in Moisture Content of Sugi Boxed Heart Timber in Miyazaki Prefecture during Kiln Drying under High Temperature and Low Humidity II
sugi kiln-dry high temperature moisture content internal check
font style='font-size:12px;'>
2009/3/6
Sugi (Cryptomeria japonica D. Don) boxed heart timbers from Miyazaki prefecture were kiln-dried at low humidity under two high-temperature conditions. The distribution of moisture content, changes in...
Effect of Changes in the Moisture Content due to Surrounding Relative Humidity on the Contact Stress in Traditional Mortise and Tenon Joints III
compressed sugi komisen hozo-komisen mortise and tenon change of humidity
font style='font-size:12px;'>
2009/3/6
This research is focused on evaluating the efficiency and failure mechanism of joints using a komisen (Japanese traditional square key) of compressed sugi (Japanese ceder ;Cryptomeria japonica D. Don)...
Effect of Changes in the Moisture Content due to Surrounding Relative Humidity on the Contact Stress in Traditional Mortise and Tenon Joints II.
komisen compressed wood contact stress mortise and tenon joint
font style='font-size:12px;'>
2009/3/6
This research is a continuation of part 11), and focuses on studying the effect of cyclic humidity changes. It also evaluates the anti-relaxation effect by deformation recovery of the komisen(wooden ...
An Application of the Lateral Impact Vibration Method to the Genetic Improvement of Heartwood Moisture Content in Cryptomeria japonica
Cryptomeria japonica heartwood moisture content lateral impact vibration clone
font style='font-size:12px;'>
2009/3/6
The lateral impact vibration method is a non-destructive and high through-put method to estimate heartwood moisture content (MC) in living trees. We applied this method to an investigation of 37 clone...
Effect of Changes in the Moisture Content due to Surrounding Relative Humidity on the Contact Stress in Traditional Mortise and Tenon Joints I.
komisen mortise and tenon contact stress compressed sugi
font style='font-size:12px;'>
2009/3/6
To understand the stress transmission mechanism in the traditional timber joint, focus was aimed on the contact stress which occurs at the contact surface of mortise and tenon joints. More precisely, ...
Simulation of the Drying Process Using Temperature in Wood as Calculated from Moisture Content
diffusion coefficient finite difference method wet-bulb temperature
font style='font-size:12px;'>
2009/3/4
The three-dimensional diffusion equation was solved by the finite difference method, and then the moisture content of structure lumber during drying was calculated. The moisture content was converted...