Results 51 to 60 of about 875,462 (392)

Working Mechanism and Parameter Optimization of a Crushing and Impurity Removal Device for Liquid Manure

open access: yesAgriculture, 2022
Aiming to solve the problems of easy clogging and high energy consumption of multi-way fertilization devices for liquid manure, a crushing and impurity removal device for liquid manure was designed by combining the physical characteristics of liquid ...
Biao Ma   +5 more
doaj   +1 more source

BLADE-ON-PETIOLE genes temporally and developmentally regulate the sheath to blade ratio of rice leaves

open access: yesNature Communications, 2019
Axis formation is a fundamental issue in developmental biology. Axis formation and patterning in plant leaves is crucial for morphology and crop productivity.
T. Toriba   +9 more
semanticscholar   +1 more source

Contra-rotating marine current turbines : performance in field trials and power train developments [PDF]

open access: yes, 2008
Development of a novel contra-rotating marine current turbine has been continuing at the University of Strathclyde. Continuous monitoring of blade bending loads during trials has enabled an investigation of blade-blade and blade-structure interactions ...
Clarke, Joe   +4 more
core  

Numerical Studies of Influencing Factors on the Homogeneity of the Powder Mixture during the Powder Spreading Process of Powder Bed Fusion–Laser Beam/Metal

open access: yesAdvanced Engineering Materials, EarlyView.
AISI 304L stainless steel powder is mixed with silicon nitride (Si3N4) powder and processed by PBF‐LB/M, allowing partial retention of Si3N4. The numerical approach effectively predicts the Si3N4 powder homogeneity and N content distribution on the powder bed. Recent studies have focused on the alloying of nitrogen (N) in high‐alloy stainless steels by
Yuanbin Deng   +7 more
wiley   +1 more source

Study on damping characteristics of steam turbine hollow vane with damper

open access: yesNihon Kikai Gakkai ronbunshu, 2014
A vane used in a low pressure end of steam turbine is usually fixed to a shroud and a casing by welding both ends. In such a vane structure, the damping in loading operation is comprised of the material damping and the aerodynamic damping, because the ...
Yasutomo KANEKO   +3 more
doaj   +1 more source

William Blades [PDF]

open access: yesThe Library, 1890
n ...
openaire   +1 more source

MAGNTY - Program for calculating velocities in magnified region of turbomachines [PDF]

open access: yes, 1969
Computer program, MAGNFY, calculates the velocity distribution through the passage between and over blade surfaces of blade rows for turbines and compressors.
Katsanis, T., Mc Nally, W.
core   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Study on vibration characteristics and stability of steam turbine vanes with large capacity

open access: yesNihon Kikai Gakkai ronbunshu, 2016
A vane used in a low pressure end of steam turbine is usually fixed to an inner shroud and an outer ring by welding both ends. In such a vane structure, the damping in loading operation is comprised of the material damping and the aerodynamic damping ...
Yasutomo KANEKO   +3 more
doaj   +1 more source

System for slicing silicon wafers [PDF]

open access: yes, 1980
An improved system is described which has at least one endless band saw blade that is characterized by a continuously regenerated cutting edge and is unidirectionally driven along a pair of courses extended in mutual parallelism through a cutting station
Collins, E. R.
core   +1 more source

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