Results 91 to 100 of about 29,520 (222)

Advanced Composite Technologies for High‐Performance Sports Equipment: Materials, Manufacturing, and Sustainability Perspectives

open access: yesPolymers for Advanced Technologies, Volume 37, Issue 5, May 2026.
ABSTRACT Advanced composite materials have become the leading material platform for high‐performance sports equipment, enabling superior strength‐to‐weight performance, stiffness tailoring, and enhanced functional integration compared with conventional materials. This review summarizes state‐of‐the‐art developments across multiple sporting disciplines,
Alhayat Getu Temesgen   +5 more
wiley   +1 more source

Design and analysis of magnetorheological fluid brake based on orthogonal test methods

open access: yesJixie chuandong
ObjectiveIn order to optimize the structure of magnetorheological fluid (MRF) brake (MRB) for electric vehicles, the braking characteristics of the MRB were investigated through simulation analysis and experimental verification.MethodsBased on the ...
YANG Guangxin   +3 more
doaj  

Feasibility Study of implementing Wake Steering in Floating Wind Farms: Power Gain, Load Estimation and Economic Analysis

open access: yesWind Energy, Volume 29, Issue 5, May 2026.
ABSTRACT This paper presents an overview of the CONFLOWS project, a collaborative effort between DNV, Marine Power Systems (MPS) and Durham University. The project investigates the effects of wake steering from aerodynamic, structural and economic modelling perspectives, aiming to provide a comprehensive understanding of its impact on performance and ...
Mohammadreza Mohammadi   +7 more
wiley   +1 more source

Regenerative Braking Torque Allocation Strategy for Dual-Rotor In-Wheel Motor Drive Electric Vehicle Based on the Maximum System Energy Recovery

open access: yesWorld Electric Vehicle Journal
The dual-rotor in-wheel motor (DRIWM) drive electric vehicle has multiple braking modes. Determining how to select the most suitable braking mode for the current driving conditions and dynamically allocate the regenerative braking torque of the inner and
Junmin Li   +3 more
doaj   +1 more source

Exploring the Tribological Properties of 3D Printed Polymer Composites: An Experimental Study

open access: yesPolymer Composites, Volume 47, Issue 8, Page 6840-6858, 20 April 2026.
Tribological pin‐on‐disc testing of FDM‐manufactured pins. Pins made from PLA, TPU, bronze‐filled PLA (BRO), and their combinations were tested against a SAE 1020 steel disc to evaluate friction, wear, and surface morphology. ABSTRACT In recent years, additive manufacturing, especially 3D printing, has been gaining more space in the production of parts
G. Lasch   +10 more
wiley   +1 more source

Design and Simulation of Disc-type Magnetorheological Brake based on Rectangular Bump

open access: yesJixie chuandong, 2021
Based on the rheological properties of MRF,a disc-type MR brake with rectangular bump is designed,and the calculation formula of its braking torque is derived.
Weicheng Wang   +3 more
doaj  

Research on permanent magnet reduction gear for trams

open access: yes机车电传动, 2022
As a ground transportation, the tram needs frequent speed regulation. Relying on mechanical braking when decelerating will cause excessive wear of the mechanical devices.
YING Zhiding, LI Chenxin, LI Yi
doaj  

Research on Workover Rig Brake Performance Based on Rigid Body Dynamics

open access: yesShiyou jixie, 2019
The performance of the workover rig brake system plays a critical role in safe operation. However, the previous researches on the performance of the brake system are mostly focused on individual components of the brake based on friction and material ...
Li Zhuang, Qi Yaoguang, Zhang Fenna
doaj  

Application of fuzzy logic in constant speed control of hydraulic retarder

open access: yesAdvances in Mechanical Engineering, 2017
Hydraulic retarders are extensively used in commercial vehicles because of their advantages, such as their large braking torque and long continuous operating hours.
Yulong Lei   +5 more
doaj   +1 more source

The braking indices in pulsar emission models

open access: yes, 2003
Using the method proposed in a previous paper, we calculate pulsar braking indices in the models with torque contributions from both inner and outer accelerating regions, assuming that the interaction between them is negligible.
Abrahams   +22 more
core   +1 more source

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