Publication

•  Prediction and Comparison of Critical Speeds And Potential Excitation Using In–house Developed Software For a Integrally Geared Centrifugal Air Compressor, ASME Gas ******* India Conference, 2014, GTINDIA2014—8247

• Identification and avoidance of impeller resonance from impeller interference diagram (SAFE-diagram) for an open impeller in an integrally geared centrifugal air compressor, To be presented at ASME-Gas ******* India Conference, 2017, GTINDIA2017—4599

awards

Industry and Academic Awards

• Awarded 2nd best Graduate Engineer Trainee of the 2007-08 GET batch of ELGi.

• John Greenless Findlay Memorial Award at Cranfield University

professional Activities

Professional and Academic Activities

• Professional affiliation: Member ASME since 2014

• The Innovation Contest: Contributed ideas towards developing a system using compressed air to make India’s largest hoisted flag at New Delhi to fly high, even when there is insufficient wind.

Certificate courses and seminars attended:

• Gear Measurement 1 & 2, organized by British Gear Association at Gear Technology Centre.

• Automotive Transmission Engineering (Part II: Gear), organized by ARAI and Romax Technology.

• Theory and Practice of Rotordynamics, organized by Dept. of Mechanical Engg IIT-Guwahati.

• Fatigue and Fracture of Engineering Materials and Structures, a 2-day seminar organized by MS Ramiah School of Advanced Studies- Bangalore.

Declaration

I hereby declare that the above mentioned information is correct up to my knowledge and I bear the responsibility for the correctness of the above-mentioned particulars.

Date: ********** Mathew P James

Mathew

Pazhathara James

TurbomachneryRotordynamicsEngineer

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Turbomachinery Rotordynamic engineer, capable of doing lateral, torsional drive train analysis, tiltpad and taperland thrust bearing, gear and shaft designs satisfying API, ISO, AGMA standards and aiming to become a Principal Mechanical Engineer.

Experience

Technology Lead-Compressor Engineering

Ingersoll Rand/India: 2018-Preasent

• Pre-stressed model analysis of cyclic symmetric sector of impeller in Ansys for finding the nodal diameters for impeller Interference analysis.

• Established fatigue life estimate for impellers based on strain life approach.

• Torsional analysis for oil pump shaft in ARMD-RBTS and XLTRC2

• Knowledge of compressor thermodynamics.

Senior Principle Engineer

ELGi Equipments Ltd/India/2007-2018

Technical Responsibilities

• Performed lateral and torsional (drive train and coupling selection) analysis for 600hp, **************hp centrifugal air compressor’s rotors using DYROBES and verified Bode plot with test.

• Engineered journal, tilting pad, integrated thrust pad fluid-film bearings for centrifugal compressors using DYROBES. Reduced power consumption by 6~8 KW by optimizing the bearing design

• Designed and sized gear and disc coupling based on the torsional analysis of drive train.

• Designed and sized, shaft and gears based on ISO *************** using own Mathcad code.

• Analyzed and identified potential excitations using FFT of continuous data using own Matlab code

• Developed a 1D MATCHAD code based on Hagg & Sankey for interpreting the containment of impeller by scroll in the event of triburst later validated the prediction using results from ABAQUS.

• Commissioned 800hp Centrifugal air compressor.

• Designed Wind ******* gearbox with KISSSOFT as a part of miniproject.

• High-speed compressor rotor supported on ball bearing, with three blisk’s was modelled in XL-rotor

• 3D modeling and 2D drawing with GD&T (ASME Y14.5) using Solidworks for castings and machined parts such as gearbox, Intercoolers and aftercoolers, fabricated parts such as oil tank, motor support.

• Evaluated the compliance of lube system for API 614

• DFMEA of parts, subassembly and assembly.

Management Responsibilities

• Experienced in RCA using Fishbone diagram for field problem of oil leakage.

• Basic level review of Magma results for castings.

• ELGi Business System champion: responsible for creating roles, objectives and control points.

• Achieved cost reduction in couplings, bearings and seals without compromising qualit

*********************

Indian

Mathew's LinkedIn (http://www.linkedin.com/in/mathew-p-james)

Skills

Education

MSc, Design of Rotating Machines

Cranfield University, United Kingdom

2011-2012(76% & 2nd Rank)

Bachelor of Technology, Mechanical Engineering

Kerala University

2002-2006(CGPA: 8.16)

Softwares

Ansys-Mechanical

DyRoBeS/ ARMD-RBTS

XLTRC2/Xlrotor

Solidworks/Proe-Creo

Mathew

Pazhathara James

TurbomachneryRotordynamicsEngineer