Impact Factor (2025): 6.9
DOI Prefix: 10.47001/IRJIET
This project focuses on the development of a dynamo-less electricity
generation system utilizing the concept of magnetic coupling between a primary
railway axle and a secondary generator shaft. The system harnesses the
rotational motion of the train’s axle to generate electrical energy without any
direct mechanical contact. The proposed design integrates a magnetic coupling
mechanism that efficiently transfers rotational energy from the locomotive axle
to the generator shaft through magnetic flux interaction, thereby eliminating
frictional losses and mechanical wear typically associated with conventional
dynamos. The inclusion of a variable capacitor and regulated power control unit
ensures stable power generation and output quality. This device can be conveniently
installed along railway bogies or locomotive axles to continuously produce
auxiliary electrical power during train motion. The frictionless operation not
only enhances system durability but also prevents any alteration or mechanical
load on the primary drive components. Such a system is highly beneficial for
railway applications, enabling sustainable and maintenance-free electricity
generation for onboard systems such as lighting, sensors, and communication
devices.
Country : India
IRJIET, Volume 9, Issue 11, November 2025 pp. 134-139