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Three-D modeling method of cylindrical blades of low specific speed centrifugal impellers
The cylindrical blades of centrifugal impeller have complicated shape and its three-D modeling has some difficulty.Based on constructional characteristics of cylindrical blades,which are extensivelyExpand
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Effects of Nitrogen Application Rates on Nitrogen Metabolism and Related Enzyme Activities of Two Different Peanut Cultivars
【Objective】This experiment was conducted to study the characters of nitrogen metabolism and provide a basis for high yield and quality of peanut,by determining the effects of nitrogen level andExpand
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Application of PIV in the Test and Study of Flow Field
The particle image velocimetry,a key method to measure the flow fluid,is a non-intrusive technique to measure the planar distribution of velocity for fluid based on the cross-correlation of flowExpand
On the ray trace method of solving antenna radiation based on binary tree
The ray trace method for solving reflection field based on the binary trees is presented. And the program realization is presented as well. The results prove that the new method is high efficient.
Multiple nozzles Pelton turbine the water distribution pipe structure affect of efficiency
Water distribution loop multi-nozzle Pelton turbine flow passage components,studies have shown that the impulse turbine hydraulic efficiency loss of 40% of the production in the water guide.In orderExpand
Estimating and screening of drought resistance indexes of peanut
Aims Our objective was to define an index of peanut (Arachis hypogaea) drought resistance and comprehen- sively evaluate drought resistance of peanut varieties under controlled water conditions.Expand
Research and practice of using high pressure roller press for pre-treatment of Peru concentrate fines
The Peru concentrate fines and the self-produced fines are compared and analyzed in terms of balling performance,and the experimental study on improving the balling performance of Peru concentrateExpand
Numerical Simulation and Analysis of Internal Flow Field for A696 Runner
On the basis of Reynolds time-averaged N-S equation,RNG κ-e turbulent model and SIMPLE algorithm,the 3-D steady turbulent flow in A696 Francis turbine runner of an actual hydropower station isExpand
Research on Automatic Monitor System of Yingxiuwan Hydraulic Electrogenerating Main Plant Dam
This article introduces the safety automatic monitor system composition of Yingxiuwan Hydraulic Electrogenerating main plant dam, such as the characteristics, software and hardware function andExpand