Results 21 to 30 of about 145,187 (265)

Evaluation of Cutting Blades Impact on Productivity and Performance of Sugar Cane Harvesting Machine [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2019
Field experiments were carried out to determine effects of cutting blade types on sugar cane mechanical harvest. The evaluation of used sugar cane harvester is carried out through four levels of forward harvesting speed of 2.4, 3.2, 4.1 and 5.2 km/h ...
M. Hassan
doaj   +1 more source

Cutting sugarcane stumps with serrated cylindrical blades on ratoon cane

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract Cutting the sugarcane stump is one of the important activities in the ratoon sugarcane cultivation. Cutting the remaining sugarcane stump is done after harvest to grow new shoots. Cutting the sugarcane stump is usually done lower than the ground level. Cutting can be done manually or mechanically.
null Syafriandi   +3 more
openaire   +1 more source

An Innovative Unit for Scraping Honeycombs [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2019
An innovative unit has been constructed and tested for scraping honeycombs at Meet-Salseel, EL-Dakahliyah, Egypt. Scraping results in facilitating extraction of the maximum quantity of honey from the honeycombs.
M. Al-Rajhi
doaj   +1 more source

Applicability of Aeroacoustic Scaling Laws of Leading Edge Serrations for Rotating Applications

open access: yesAcoustics, 2020
The dominant aeroacoustic mechanisms of serrated leading edges, subjected to highly turbulent inflow conditions, can be compressed to spanwise decorrelation effects as well as effects of destructive interference.
Till M. Biedermann   +4 more
doaj   +1 more source

An experimental study of airfoil instability tonal noise with trailing edge serrations [PDF]

open access: yes, 2013
This paper presents an experimental study of the effect of trailing edge serrations on airfoil instability noise. Detailed aeroacoustic measurements are presented of the noise radiated by an NACA-0012 airfoil with trailing edge serrations in a low to ...
Joseph, PF, Chong, TP
core   +1 more source

Design and Experiment of Bionic Straw-Cutting Blades Based on Locusta Migratoria Manilensis

open access: yesAgriculture, 2023
Aimed at addressing the problems of the existing straw choppers on combine harvesters, such as a large cutting resistance and poor cutting effect, combined with bionic engineering technology and biological characteristics, a bionic model was used to ...
Jinpeng Hu   +7 more
doaj   +1 more source

Analysis of large edge breakage of WC-Co cemented carbide tool blades emerging in precision grinding process

open access: yesJournal of Materials Research and Technology, 2022
This paper analyzes the edge damage characteristics of the cutting blade made of WC-Co cemented carbide material after precision grinding. The edge damage characteristics present tiny cracks and serrated continuous edge breakage.
Li Wei   +6 more
doaj   +1 more source

Formation of Sectoral Residual Thermoplastic Tension Fields in Circular Saw Blade

open access: yesЛесной журнал, 2023
The efficiency of a stationary circular saw is determined by the performance and operational reliability of the woodcutting unit. During operation, the circular saw blade is exposed to a variety of complex loads and thermal conditions.
Vladimir I. Melekhov, Ivan I. Solovev
doaj   +1 more source

Serrated Glass Facades: the Influence of Façade Morphology on Aesthetic Quality

open access: yesChallenging Glass Conference Proceedings, 2018
Serrated building envelopes are a very eye-catching element of contemporary architecture. This type of façade in plan resembles the edges of a serrated blade, hence the name. Serrated facades substantially influence the building’s tectonics understood as
Marcin Brzezicki
doaj   +1 more source

Aerodynamic Performance Analysis of Trailing Edge Serrations on a Wells Turbine

open access: yesEnergies, 2022
The primary objective of this investigation was to explore the aerodynamic impact of adding trailing edge serrations to a Wells turbine. The baseline turbine consists of eight NACA 0015 blades. The blade chord length was 0.125 m and the span was 0.100 m.
Abdullah Saad Alkhalifa   +2 more
doaj   +1 more source

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