نتایج جستجو برای: wheel loader
تعداد نتایج: 16123 فیلتر نتایج به سال:
The article presents the results of experimental studies performance a paddle feeder for continuous root crop loader. have obtained regression equations and graphical dependences productivity when changing angular speed blade rotation, forward movement with loader, as well radius cylindrical blades. show that loader working potatoes is in non-linear dependence on studied parameters described by...
Clamp-loader complexes are heteropentameric AAA+ ATPases that load sliding clamps onto DNA. The structure of the nucleotide-free Escherichia coli clamp loader had been determined previously and led to the proposal that the clamp-loader cycles between an inactive state, in which the ATPase domains form a closed ring, and an active state that opens up to form a "C" shape. The crystal structure wa...
Sensor signal fusion is becoming increasingly important in many areas including medical diagnosis and classification. Today, clinicians/experts often do the diagnosis of stress, sleepiness and tiredness on the basis of information collected from several physiological sensor signals. Since there are large individual variations when analyzing the sensor measurements and systems with single sensor...
Studies show that heavy machinery operators are exposed to risk factors of musculoskeletal diseases. However, there has yet be a study investigating the grip analysis control levers. This preliminary aims investigate system emulates push–pull operations, handle shapes, and resistance wheel loader lever systems. The was designed, analysed, optimised using Autodesk Inventor 2019 before fabricatio...
Several X-ray crystal structures of the E. coli core clamp loader containing the five core (δ', δ, and three truncated γ) subunits have been determined, but they lack the ψ and χ subunits. We report the first solution structure of the complete seven-subunit clamp loader complex using small angle X-ray scattering. This structure not only provides information about the location of the χ and ψ sub...
We time-studied a Caterpillar 950F front-end loader and a Caterpillar 528 grapple skidder used to extract bunched whole trees to a landing in a short rotation Eucalyptus plantation. The loader was 40-60% more productive than the grapple skidder, depending on extraction distance. Alternatively, the single loader could both extract trees and handle the landing duties, such as moving residues from...
During the assembly of the bacterial loader-dependent primosome, helicase loader proteins bind to the hexameric helicase ring, deliver it onto the oriC DNA and then dissociate from the complex. Here, to provide a better understanding of this key process, we report the crystal structure of the ~570-kDa prepriming complex between the Bacillus subtilis loader protein and the Bacillus stearothermop...
Analytical optimal solution to the energy management of hybrid electric vehicles is interest from theoretical and practical perspectives. Particularly, effort has been made derive analytical problem for series using Pontryagin's minimum principle (PMP). However, admissibility system input was not fully explored in determining candidates. In this paper, same found by partitioning positive power ...
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