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Fatigue Life Analysis of the Plastic Helical Gear and Steel Worm Transmission Mechanism
Published 2023-01-01Get full text
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Power Transmission Mechanism and Tribological Performance of Modern Bicycle Drivetrains—A Review
Published 2025-01-01“…This review comprises an exploration of bicycle drivetrain mechanisms and components, an examination of subjects related to power transmission mechanics and efficiency, and a thorough analysis of tribological factors in bicycle drivetrains, including friction, wear, and lubrication. …”
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Reliable transmission mechanism with differentiated protection in virtualized fiber-wireless access network
Published 2019-03-01“…In view of the different reliability requirements of network service,a reliable transmission mechanism with differentiated protection was proposed in virtualized fiber-wireless access network.The quality of protection required by users and the fees that can be paid were used as a prerequisite.The backup protection resources were flexibly allocated by quantifying the multi-level protection quality with the probability of recovery.Then,for reducing traffic congestion and the unprotected services,the level service differentiation algorithm was used to choose protection link which was satisfied with the level of protection quality.The results show the proposed mechanism has more advantages in terms of long-term benefit-to-cost ratio and underlying network resource overhead,and provides users with a more flexible virtual network transmission while satisfying users’ reliability requirements.…”
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Connection status aware cost efficient message transmission mechanism in opportunistic networks
Published 2013-03-01“…A novel connection status aware cost efficient message transmission mechanism (CSAMT) was proposed. The presented mechanism constructed a dynamic temporal graph matrix based on historical data stored in the cache of the peers to estimate the connection status. …”
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Optimization of Angular Velocity Fluctuation of Multi Universal Joint Steering Transmission Mechanism
Published 2017-01-01Get full text
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Research on the Connecting Rod Trajectory of Transmission Mechanism of Electric Car Door Lock
Published 2019-05-01“…Aiming at the problem that the connecting rod transmission mechanism in the electric opening movement chain is matched with the rack drive during the unlocking movement, the desired trajectory of the theoretical contact point is a smooth curve as the target. …”
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Research on Coded Caching-Enabled Cooperative Transmission Mechanism in LEO Small Satellite Network
Published 2021-06-01“…Along with the rapid development of low earth orbit (LEO) small satellite network, users can access content retrieval service through dense-deployed LEO satellite networks in the future.Due to the long propagation delay of satellite-to-terrestrial link, and also the constraint of limited communication resource and energy resource, it is diffi cult for satellites to provide effi cient content transmission service when facing the pressure of onboard overhead.A coded caching-based cooperative transmission mechanism was proposed in dense-deployed LEO small satellite network to achieve effi cient content distribution.By adopting fi ne-grained coded caching scheme, users could simultaneously receive cached packets from multiple LEO satellites to mitigated the cost of satellite backhaul link and improved the caching effi ciency.The simulation results showed that, after deploying onboard caching, the cost of content transmission could be reduced at least 39%.When coded caching-based transmission scheme was adopted, the cost of content transmission could be further reduced by 9%-42% with the increase of satellites providing cooperative transmission.…”
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Modeling and Simulation of Flexible Transmission Mechanism with Multiclearance Joints for Ultrahigh Voltage Circuit Breakers
Published 2015-01-01“…The characteristics of transmission mechanism are quick motion, high sensibility, and high reliability. …”
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Analysis of Torsional Vibration Mechanics and Sensitivity for Planar Sinusoidal Steel Ball Transmission Mechanism
Published 2020-07-01“…Aiming at the torsional vibration model and its inherent characteristics of planar sinusoidal ball transmission mechanism,a 5-DOF torsional vibration mechanical model is established by using the lumped parameter method. …”
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Innovative Design and Application of Pitching Movement Transmission Mechanism in Large-scale Wind Tunnel
Published 2022-05-01“…At present, the design of the pitching movement transmission mechanism has been applied to the model mechanism of a large wind tunnel. …”
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Concurrent transmission mechanism to mitigate pan-exposed-node problems in wireless sensor networks
Published 2017-03-01“…Finally, the performance of the concurrent transmission mechanism is evaluated using simulation experiments.…”
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Design and Research of a Variable Ratio Transmission Mechanism of Electric Power Steering System
Published 2020-11-01Subjects: “…Differential gear train transmission mechanism…”
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Finite Element Analysis of the Stiffness of a Kind of Double Helix Flexible Transmission Mechanism
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Research of Variable Speed Characteristic of Transmission Mechanism of Rod-Gear Type Pulsation CVT
Published 2017-01-01“…Based on the analysis of transmission mechanism of rod-gear type Pulse Continuously Variable Transmission( P-CVT),the closed vector equations of equivalent plane six-bar mechanism is built,and the kinematic mathematical model of angular displacement,angular velocity and angular acceleration of connecting rod,rocker and meshing point to input shaft axis of single phase transmission mechanism is constructed by the matrix method. …”
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Analysis of Efficiency and Power Flow of the Dual-cavity Half Toroidal Continuously Variable Transmission Mechanism
Published 2016-01-01“…For the dual- cavity half toroidal continuously variable transmission mechanism composed of half toroidal continuously variable unit( CVU),the fixed- axis gear train and the double- row differential gear train,the condition of the transmission ratio of the fixed- axis gear train and the speed ratio of the shifting mechanism on the double- row differential gear train must meet are analyzed under high torque transmission and power split. …”
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RELIABILITY ANALYSIS OF TRACKED VEHICLE PLANETARY TRANSMISSION MECHANISM BASED ON FAULT TREE AND BAYESIAN NETWORK
Published 2024-02-01Subjects: Get full text
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Mechanical Analysis on the Transmission Mechanism of 35 Type Gear Long Ring Rack Pumping Units
Published 2023-05-01Subjects: Get full text
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QoE-aware video cooperative caching and transmission mechanism based on TWDM-PON and C-RAN
Published 2019-03-01“…The quality of user experience suffers from performance deterioration dramatically due to the explosively growing data traffic.To improve the poor performance of cell-edge users and heavy-load cell users,which caused by dense network and load imbalance respectively,an QoE-aware video cooperative caching and transmission mechanism in cloud radio access network was proposed.Cooperative gain-aware virtual passive optical network was established to provide cooperative caching and transmission for video streaming by adopting collaborative approach in optical domain and wireless domain.Furthermore,user experience for video streaming,bandwidth provisioning and caching strategy were jointly optimized to improve QoE,which utilized the methods of dynamic caching in optical domain and buffer level-aware bandwidth configuration in wireless domain.The results show that the proposed mechanism enhances the quality of user experience and effectively improves the cache hit rate.…”
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