نتایج جستجو برای: pressing forming
تعداد نتایج: 127331 فیلتر نتایج به سال:
By using of combining theoretical model with empirical model, the nonlinear viscoelastic-plastic constitutive equations of soybean and cottonseed were developed on the basis of the creep test. The parameter inverse problem of constitutive model was proposed using improved particles swarm optimization. Numerical simulations of creep of soybean and cottonseed were carried out. The definition of c...
Previous studies have demonstrated that the ventrolateral region of the rat neostriatum is the site at which dopamine depletions produce profound motor deficits that interfere with food handling and lever pressing. In the present work, two experiments were undertaken to investigate the role of ventrolateral striatal dopamine in lever pressing. The first experiment was a detailed characterizatio...
Due to the rise of distributed energy resources, control networks grid-forming inverters is now a pressing issue for power system operation. Droop popular strategy in literature frequency these inverters. In this article, we analyze transient stability droop-controlled inverter that are subject multiple operating constraints. Using physically meaningful Lyapunov-like function, provide two sets ...
Completed unplanned but promising • experimentation on the use of ultrasonics for pressing of low-temperature (Nafion) MEAs. Submitted two publications for review based on • early unplanned experimentation and testing of low-temperature MEAs produced with both thermal pressing and ultrasonic pressing. Completed modifications of commercial ultrasonic • press and construction of custom tooling fo...
This work investigates the influence of wedge shape and depth of pressing on creation of stresses, as well as the influence of these stresses on quality of wood surface during wood embossing. For the identification of stresses, SolidWorks software was used, through which a simulation was made for the progression of monitored stresses which occur when pressing the wedges with various shapes to d...
We apply matrix theory over F2 to understand the nature of socalled “successful pressing sequences” of black-and-white vertex-colored graphs. These sequences arise in computational phylogenetics, where, by a celebrated result of Hannenhalli and Pevzner, the space of sortingsby-reversal of a signed permutation can be described by pressing sequences. In particular, we offer several alternative li...
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