搜索结果: 1-9 共查到“农学 Friction”相关记录9条 . 查询时间(0.031 秒)
Effects of drip irrigation circuit design and lateral line lengths: I—On pressure and friction loss
Drip Irrigation Circuit Laterals Pressure Friction
2013/2/28
Laboratory tests were conducted at the Irrigation Devices and Equipment’s Test Laboratory, Agricultural Engineering Research Institute, Agriculture Research Center, Giza, Egypt. The experimental desig...
Model development of the external friction of granular vegetable materials on the basis of artificial neural networks
external friction granular vegetable materials feed-forward artificial neural network
2008/11/26
The aim of the research conducted was the creation of a model of the phenomenon of the external friction of vegetable materials using a feed-forward artificial neural network (ANN). The network was ta...
Interaction of individual surface microridges in the course of friction between construction walls and plant material
friction single surface microridge
2008/11/24
The paper presents the analysis of a typical example of plastic micro-contact in the course of mutual slide of processed vegetative material and construction surface. One of the theories of border loa...
Effect of grain dust on the friction factor in sliding kinematic pairs of plastic-steel
grain dust sliding factor kinematic pairs
2008/11/21
The studies on the polymer-metal friction nodes operating in the presence of corn dust have been presented. The results of studies prove the feasibility of plastic application in designing machines fo...
Fruit ripeness and temperature affect friction coefficient of McLemore and Gala apples
friction measurement ripeness temperature apple
2008/11/18
The objective of this study was to determine the influence of apple flesh temperature and ripeness on the static and dynamic coefficients of friction. Two apple cultivars with two different degrees of...
Relative humidity and wetting affect friction between apple and flat surfaces
coefficient of friction humidity water dipping apple
2008/11/18
The objective of this study was to determine the influence of relative humidity and dipping in water on the static and dynamic coefficients of friction of apple on four surface types. Knowledge of the...
Relative humidity and wetting affect friction between apple and flat surfaces
coefficient of friction humidity water dipping apple
2008/11/18
The objective of this study was to determine the influence of relative humidity and dipping in water on the static and dynamic coefficients of friction of apple on four surface types. Knowledge of the...
The influence of selected factors on the force value of internal friction of rye and wheat grains
mechanical properties of cereals internal friction of cereal grains
2008/11/10
The phenomenon of internal friction plays a major role in the majority of processing procedures. Thus, it is imperative to determine the internal friction coefficient for products under processing. It...
Watermelon epicuticle changes related to friction test parameters
abrasion friction watermelon wax resistance
2008/11/10
A surface friction method was used to apply a mechanical load to the watermelon fruit's epicuticle. By varying the degree of abrasion intensity, four increasingly larger degrees of epicuticle were ide...