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dli sick line report
- 1. Coach Care Center IndustrialTraining Project Report Welcome to the Coach Care Center located in Old Delhi Railway Station. This report covers the maintenance and repair work carried out in the workshop. by Deepak Kumar Sah
- 2. Acknowledgment Training Provider Indian RailwaysInstitute of Mechanical and Electrical Engineering Corporate Guide Mr. Rakesh Kumar, Senior Section Engineer - Carriage Workshop, Old Delhi Railway Station Project Guide Mr. Ram Singh, Junior Engineer - Coach Maintenance Project Trainees Akash Sharma Harshita Singh Shreya Jain
- 3. Introduction to CoachCare Center Coach Care Center is the workshop where maintenance and repair work is carried out on trains and coaches. It ensures the safety and reliability of railway transportation. Maintenance Regular maintenance of coaches is carried out to avoid any sudden technical issues during travel. Repair Work In case of any damage or defects found in coaches, they are immediately taken to the workshop for repair and maintenance.
- 4. Sick Line andits Importance Sick Line is the section of the workshop where coaches with defects or damage are kept for repair. It is important to have a proper Sick Line to ensure efficient maintenance and minimal downtime. Types of Defects Often, coaches have defects related to brakes, wheels, doors, or electrical systems. Detection Sick Line is the place where the defects are first detected and diagnosed by experts. Repair and Maintenance Coaches are repaired and maintained until they comply with the railway's safety regulations. Return to Service Once all defects are fixed, the coaches are thoroughly checked and returned to service.
- 5. Different Types ofMaintenance There are different types of maintenance carried out in the Coach Care Center depending on the level of repair required for the coach. 1 Preventive Maintenance Preventive maintenance is carried out on a regular basis, often monthly, to maintain the coaches' performance and avoid unexpected breakdowns. 2 Predictive Maintenance Predictive maintenance uses data analytics and technological tools to detect potential problems and take corrective actions before the issues become serious. 3 Craft Maintenance Craft maintenance is performed as per the rules and regulations laid down by the Indian Railways, and applies to all types of trains and coaches. 4 Replacement Maintenance Replacement maintenance involves replacing parts and components that have surpassed their useful life or have been too severely damaged.
- 6. Intermediate Overhauling Intermediate Overhaulingis a detailed maintenance process carried out on coaches after they have run for a certain number of kilometers. It involves disassembling various parts of the coach to inspect and clean them thoroughly. Inspection and Disassembly Various parts of the coach, such as underframe equipment, suspension system, and brake system, are disassembled and inspected for defects. Cleaning and Lubrication Components are cleaned, lubricated, and repaired as per railway guidelines and safety regulations. Wheel Defects Gauge Wheel defects are detected and corrected using a wheel defects gauge and other tools. Defective wheels are replaced.
- 7. Air Brake Systemand its Maintenance The air brake system is a crucial component in any train or coach and its maintenance is crucial to ensure safe operations. 1 Inspection The air brake system is inspected for leaks and any other defects that can cause malfunctions. 2 Cleaning and Lubrication The air brake parts are cleaned and lubricated to ensure smooth operation. 3 Testing The system is tested for proper functioning and adjustments are made where necessary.
- 8. Bogie Mounted BrakeSystem Bogie Mounted Brake System is a crucial aspect of braking in any train or coach and its maintenance is crucial to ensure safe operations. Components BMBS has different parts like brake block, brake shoes, brake cylinder and actuation systems. Inspection System is inspected for leaks, alignment and brake lining wear. Cleaning and Lubrication Parts are cleaned and lubricated to make sure there is no rust formed on the surface of the part and ensure proper operation of parts. Testing The system is tested for proper functioning and adjustments are made where necessary.
- 9. M&P in CoachMaintenance M&P stands for Materials and Processes and is an important aspect of Coach Care Center maintenance. Materials M&P includes the use of various materials like antirust paint, lubricating oils, coolants and abrasive grains in maintaining the coaches. Processes Different processes include measurements, cleaning, testing in detecting any defects in coach during routine maintenance and repair work.
- 10. Maintenance of WashingLine Washing Line is the place where cleaning of coaches is done thoroughly. Water Recycling Setup Water used in cleaning is recycled to reduce wastage of water. Steam Cleaning Steam cleaning is done to remove stubborn dirt, grease and oil stains from the surface of the coach. Solar System The Washing Line is powered by a solar system that reduces greenhouse gas emissions. Human Resources Skilled employees are trained to operate the Washing Line effectively and efficiently.
- 11. Suggestions for Improvement Toimprove the functioning and efficiency of the Coach Care Center, the following suggestions are offered: • Training of coaches from scratch or testing and certifying new coaches before rolling out for service. • Upgrading the maintenance and repair equipment and tools to reduce the downtime of coaches in Sick Line. • Replacing the old brake system with better, more effective ones for better braking efficiency. • Enhancing communication channels and adopting better technology to facilitate higher transparency and accuracy in maintenance work.