Thameenansari S

• Executed the laying, testing, and commissioning of over 10 km of MDPE pipeline in Chennai GA, resulting in enhanced infrastructure and improved gas supply reliability for the region.
• Successfully managed the installation and commissioning of plumbing and risers for over 300 households and 5 commercial customers, leading to strong customer gas connections and elevated client satisfaction.
• Oversaw operation and maintenance of the commissioned MDPE network, ensuring consistent service delivery and adherence to industry regulations.
• Coordinated the commissioning and ongoing maintenance of 2 DCS and 1 DRS, which contributed to increased operational efficiency and strengthened safety standards.
• Executed large-scale PNG projects including the conversion of over 2000 households to natural gas in Anna Nagar, generating a daily gas sale of 150 SCMD and streamlining energy use in the region.

• Conducted Radiographic Testing (NDT) on steel pipes to effectively identify and analyze welding defects within the City Gas Distribution sector.
• Performed in-depth studies on various welding defects to enhance understanding and application of solutions for carbon steel welding issues.
• Executed root cause analysis of identified defects to develop targeted strategies that significantly minimize recurrence during welding processes.
• Implemented corrective measures based on radiographic findings to proactively reduce the likelihood of future defects within the welding operations.
• Collaborated with cross-functional teams to foster a culture of quality assurance that improved overall project outcomes and operational efficiency in gas distribution.
• Paper has been presented to department staffs
• Importance being given Defects to avoid future problems
• following Qualified WPS and site monitoring
• Strict on training & revalidation of welder exceeding the defect limit 4%

• Conducted experiments on finned absorbers with rectangular shapes, resulting in superior performance metrics compared to alternative research designs.
• Published findings in a peer-reviewed paper, contributing to the advancement of knowledge in the field of thermal energy absorption.

Improved heat transfer rate of parabolic trough collector by introducing finned absorber with rectangular shape.

Paper published at " Journal of the Taiwan institute of Chemical Engineers".

• Conducted comprehensive research on various welding processes to enhance knowledge and expertise in the field, resulting in improved experimental accuracy.
• Selected and procured SS316 and Cu materials for rigorous welding experiments, ensuring high-quality resources contributed to reliable results.
• Utilized two distinct welding machines across different locations to assess process versatility, leading to insightful comparisons and innovative approaches in welding techniques.

Obtain observations and guidelines for next batch continuing the project. Suggest going with Tungsten carbide tool with FSW machine, decreasing the area of contact between tool and workpiece and optimizing welding parameters

Final semester Project completed in stipulated time and Publication has been done

In this project using modified rectangular shape receiver we obtained Thermal Efficiency of 78.5% which is higher than any other modification on receiver.