Results 1 to 10 of about 351,466 (302)

Thrust Force Ripple Reduction of Two C-Core Linear Flux-Switching Permanent Magnet Machines of High Thrust Force Capability [PDF]

open access: yesEnergies, 2017
Linear flux-switching permanent magnetic (LFSPM) machines are good choices for long stroke applications. These machines deliver high thrust force density in addition to the machine structure where permanent magnetics (PMs) and windings are all on the ...
Wenjuan Hao, Yu Wang
doaj   +2 more sources

Microstructural damage analysis during drilling in composite laminate with and without smart magneto-elastomer backup [PDF]

open access: yesScientific Reports
CFRP is the most popular composite material due to its excellent mechanical properties. Most practical applications of CFRP in various industries require routine machining operations, such as drilling.
Punit Patel   +4 more
doaj   +2 more sources

Analysis of thrust force generation during the drilling of natural fiber based hybrid composite [PDF]

open access: yesScientific Reports
In this study, thrust force generation during drilling in natural fiber-reinforced epoxy has been investigated. Three natural fibers Abaca (A), Hemp (H) and Jute (J) have been utilized.
Mohan Kumar Anand Raj   +8 more
doaj   +2 more sources

Thrust Vector Observation for Force Feedback-Controlled UAVs [PDF]

open access: yesDrones, 2022
This paper presents a novel approach to Thrust Vector Control (TVC) for small Unmanned Aerial Vehicles (UAVs). The difficulties associated with conventional feed-forward TVC are outlined, and a practical solution to conquer these challenges is derived.
Lennart Werner   +3 more
openaire   +3 more sources

Activation of the gluteus maximus during performance of the back squat, split squat and barbell hip thrust and the relationship with maximal sprinting [PDF]

open access: yes, 2021
The purpose of this research was to compare muscle activation of the gluteus maximus and ground reaction force between the barbell hip thrust, back squat, and split squat and to determine the relationship between these outcomes and vertical and ...
Andersen   +37 more
core   +3 more sources

Thrust ripple suppression methods for the flux-switching permanent magnetic machine

open access: yes电力工程技术, 2022
Linear flux-switching permanent magnet (LFSPM) machines have high power density and simple robust stator structure,which shows significant potential in long stroke applications.
HAO Wenjuan, WANG Yu
doaj   +1 more source

Numerical simulation and experimental study for ultrasonic vibration-assisted drilling of SiCp/AL6063

open access: yesMathematical Biosciences and Engineering, 2023
Thrust force and metal chips are essential focuses in SiCp/AL6063 drilling operations. Compared with conventional drilling (CD), the ultrasonic vibration-assisted drilling (UVAD) has attractive advantages: for instance, short chips, small cutting forces,
Xu Ji   +5 more
doaj   +1 more source

Investigation of the Rock-Breaking Mechanism of Drilling under Different Conditions Using Numerical Simulation

open access: yesApplied Sciences, 2023
The interaction between the drill bit and rock is a complex dynamic problem in the process of drilling and breaking rock. In this paper, the dynamic process of drilling and breaking rock is analyzed using ABAQUS software.
Xinxing Liu   +3 more
doaj   +1 more source

Experimental Investigation of Thrust Force in the Drilling of Titanium Alloy Using Different Machining Techniques

open access: yesMetals, 2022
Titanium alloy is a kind of hard-to-cut material widely used in aerospace, military and medical fields, and mechanical drilling is the primary technique used for hole-making in titanium alloy materials.
Lijie Ma   +5 more
doaj   +1 more source

Analyzing the Design and Performance of a DC Linear Stepper Motor

open access: yesMachines, 2023
This paper describes the design and modelling of a DC linear stepper motor (DLSM), to investigate the air-gap magnetic flux density and the static features of the thrust force under the DC current excitation condition, while taking the nonlinear ...
Monier Habil   +3 more
doaj   +1 more source

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