Industrial Visit -ECE

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Industrial Visit Report

Industry Visited:

Kerala Electrical & Allied Engineering Co. Ltd. (KEL)

Dates:

12.08.2025, 13.08.2025, 14.08.2025

Participants:

III & IV Year ECE Students (Batches 2023–27 & 2022–26)
Total: 45 Students + 2 Faculty Members

Accompanied By:

  • Mr. C. Abdul Rahman, AP/ECE
  • Ms. Durga, AP/ECE

About the Industry

Kerala Electrical & Allied Engineering Co. Ltd. (KEL), established in 1964, is a government-owned engineering company in Kerala. Initially, it collaborated with the French firm EVR to manufacture brushless alternators for Indian Railways. Today, KEL has multiple production units supplying equipment to the Indian Army, Air Force, ISRO, and several national institutions.
The company operates through an extensive all-India marketing network and is ISO 9001:2000 certified.

Industrial Visit Overview

Students visited the Power Transformer Manufacturing Unit on 13.08.2025 at 11:45 AM. The team received detailed exposure to various stages of transformer design and fabrication.

Key Learning Outcomes

  1. Understanding Transformer Structure – Students learned about core and coil manufacturing.
  2. Core Manufacturing – Observed the use of silicon steel sheets for creating transformer cores.
  3. Coil Winding – Understood copper winding processes such as spiral, helical, and continuous disc winding.
  4. Assembly Section – Learned how core and coil are assembled to form the active part of a transformer.
  5. Oil Filling Process – Understood the importance of high-purity insulating oil for performance and safety.
  6. Tank Fabrication & Sand Blasting – Observed techniques used for corrosion removal and structural preparation.
  7. Painting – Learned how coating enhances durability and appearance.
  8. Drying/Ovening – Studied the moisture removal process using drying ovens and vacuum oil filling.
  9. Final Assembly & Dispatch – Saw fitting of bushings, radiators, and final preparation for shipment.

This industrial visit provided valuable practical knowledge on transformer engineering, manufacturing workflow, and quality control processes, greatly enriching the students’ understanding of real-world industrial practices.