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International Research Journal of Engineering and Technology (IRJET)

e-ISSN: 2395-0056

Volume: 09 Issue: 05 | May 2022

p-ISSN: 2395-0072

www.irjet.net

DESIGN & DEVELOPMENT OF MECHANICAL VARIABLE TRANSMISSION SYSTEM WITH HIGH STARTING TORQUE FOR ELECTRICAL VEHICLES Mayank Mukesh Soni1, Hardik Bhatt2 1 PG

Scholar, Dept. of Mechanical Engineering, Sal College of Engineering, Gujarat, India. Assistant Professor, Dept. of Mechanical Engineering, Sal College of Engineering, Gujarat, India ---------------------------------------------------------------------***--------------------------------------------------------------------2

Abstract -

The third idea with variable speed transmission was nominated.

This paper presents a study of Mechanical variable drive systems which are specific transmission gear systems to get high torque and relatively high speed. This system is generally applicable in Electric vehicles for high acceleration and to achieve high speed. IN this venture, we are going to strategize and develop a variable gear transmission arrangement to replace the fixed gear drive that is conventionally castoff in an electric vehicle. A mechanical transmission system will help in reducing the load on the Electric motor.

This study intensive on examining available choices for an enhanced version of a cycle over the conformist one, about several criteria such as efficiency and ease of manufacture and maintenance. In the selected design, the continuously variable transmission was analyzed and developed further and isproposed as a sustainable means of transportation. 1.2 Evaluation of Factors for Sustainable Manufacturing of Electric Vehicles in India

Key Words: BLDC Motor, Hub motor, Belt drive, middrive, CVT, Swing arm, IC Engine.

This study indicates developing and authenticating the issues affecting the justifiable engineering of electric automobiles in India that power is used by original apparatus constructors and facility providers in the electric automobiles industry. Grounded on a systematic mixture of the works on electric automobiles, seven influences of technological, communal, edifying, financial, radical, topographical, and ecological justifiable engineering of electric automobiles and agreeing 67 variables have been developed. The authenticated instrument of issues affecting the justifiable industrializing of electric automobiles may be cast-off by novel equipment constructors, facility providers, and innovative players powerful in inflowing the electric automobile marketplace to measure the possible areas of growth in the electric automobile manufacturing. Visions increased from this assessment can be obliging for EV technologists in including customers' buying aims in the engineering plan. The authenticated consequences are in the Indian situation, nevertheless, the tool established can be castoff in a worldwide context as well.

1. INTRODUCTION 1.1 Development of an electric drive train for cycles as a sustainable means of transportation for a green environment The investigation pointed engrossed in rising an inexpensive plug-in drive train for bicycles by earning the worth of Continuously Variable Transmission (CVT) that delivers an endless sum of speed proportions by changing pulley spans. The planetary mechanisms stayed considered and fit privileged the CVT cavity provided that a locking mechanism meant for the ring gear on the way to run frontward transmission toward the rear wheel and the wave was trodden up over an exposed differential gear aimed at pushing the cycle onward. For constancy and ease of production and assembly. Three possible substitutes were generated to mollify the research objectives. The advantages and boundaries of each concept were investigated to come up withand progress the optimal and justifiable solution. The binary dominance matrix was cast-off for concept rating and the best solution was carefully chosen from the three possible concepts. 1.

FLYWHEEL

DUAL power system

VARIABLE speed Transmission

Impact Factor value: 7.529

1.3 ELECTRIC MOTORCYCLE POWERTRAIN ANALYSIS The piece offerings the technical explanations and possessions of an electric powertrain considered for a motorbike. Design contemplations of powertrain, as glowing as an inverter and battery-operated pack through BMS scheme optimal, are discoursed. The consequences of road examinations of the electrical powertrain ample on public roads are comprised. The electric motorbike was planned and raised by the Gdynia Maritime University.

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