Chemical Engineering Engineer

RAVI MANDELA

**** ******* **** **, ********, TX 77584 Cell: 775-***-****, E-mail: ********@*****.***

PROFESSIONAL SUMMARY

PhD chemical engineer with 5 years of experience in process development, process systems engineering and process engineering in the areas of petroleum refining, petrochemicals and gas to liquids (GTL) technologies. Key strengths are:

Significant experience leading various phases of EPC projects in refineries and chemical plants

Expertise in process development and scale-up of GTL technologies

Successfully led project and design assignments in various fields like petrochemicals, refining, LNG, GTL etc.

4 years of experience in the field of systems engineering with emphasis on process simulation and design

Experience leading projects for agencies and companies such as National Science Foundation, New York State Energy Research and Development Authority and Honeywell International Inc.

Good analytical skills and ability to work in a team environment

EDUCATION

Ph.D. (Chemical Engineering), Clarkson University, Potsdam, NY Aug 2005 – Dec 2009

Dissertation: Nonlinear state estimation of constrained chemical systems GPA: 3.9/4.0

M.S. (Chemical Engineering), University of Nevada-Reno, Reno, NV Aug 2002 - Dec 2004

Thesis: Uncertainty analysis of piping systems and heat exchanger networks GPA: 3.8/4.0

Bachelor of Technology (Chemical Engineering), Andhra University, India Sep 1997 - May 2001

Project: Manufacture of tri n-butyl phosphate GPA: 3.9/4.0

PROFESSIONAL EXPERIENCE

Process Analyst, Chemtex Environmental Laboratory, Port Arthur, TX July 2015-Present

Environmental and Industrial Hygiene Services

Process Specialty Engineer, Fluor Corporation, Houston, TX April 2013-Feb 2015

Performed process engineering design for projects related to BP-Husky, Chevron Phillips, Anadarko LNG and Marathon Petroleum Company among others

Conducted feasibility studies evaluating options to meet Tier 3 regulations

Process simulation of optimized amine system using Promax

Steady state flow sheet simulation and process modeling using Hysys

FEED (Front-end engineering design) studies of refinery and LNG plants

Designed refinery unit revamp to handle change in crude feedstock

Engineering design of outside battery limit (OSBL) facilities

Process and economic evaluation of different technologies such as amine treatment, hydrotreating etc.

Performed hydraulic studies, P&ID & PFD reviews, line sizing, equipment design and process safety valves

Senior Chemical Engineer, R3Sciences, Lafayette, LA May 2010-Mar 2013

Provided support to develop pilot plant for the conversion of natural gas to methanol

Developed and tested process simulation models using Aspen Plus software (Autothermal reformer, amine unit and gas to methanol reactor)

Developed process flow sheets, heat and mass balances, equipment design and process control

Autothermal Reformer (ATR) process simulation and design-verification with the available kinetic models using Matlab programming

Hydrodynamics of bubble column reactors and kinetic model development

Developed control philosophy of autothermal reformer, amine unit and GTL reactor

Designed system for waste heat recovery from synthetic gas streams

Process design and evaluation of natural gas liquids recovery

Process evaluation of gas conditioning techniques

Gained significant knowledge of homogeneous catalyst process for methanol production

Research Assistant, Clarkson University, Potsdam, NY Aug 2005 – Dec 2009

Investigated different nonlinear state and parameter estimation techniques on reactive distillation systems

Significant experience of programming scientific applications, simulations, numerical analysis and algorithm development

Solution of system of equations in Maple-Matlab environment

Steady state and dynamic modeling and simulation of distillation systems, reactive distillation systems, chemical reactor systems

Developed data acquisition and control systems on a single tank system and demonstrated stiction compensation in valves

Developed neural network and partial least square models from input-output data for model based control of injection molding process

Expertise in optimization techniques and their applications

Experience in advanced process control strategies such as model predictive control

Experience in oscillation detection in loops (Empirical mode decomposition), stiction modeling, diagnosis, and compensation

Visiting Research Assistant, IIT Madras, Chennai, INDIA Jan 2008-Jun 2008

Developed an estimator using unscented transformations that can handle constraints in chemical process systems

Explored the applicability of state estimation techniques in ordinary differential equation(ODE) and differential algebraic equation (DAE) systems

Research Assistant, University of Nevada-Reno, Reno, NV Aug 2002 – Dec 2004

Investigated different techniques namely Monte Carlo methods, Taylor series methods and interval analysis methods

Worked on the design of heat exchanger networks and its feasibility studies

Explored uncertainty analysis techniques and applied it to various systems such as piping systems and heat exchanger networks

Mentored undergraduate students in unit operations lab and introduction to chemical engineering principles course

PUBLICATIONS

“Introducing differential algebraic equation (DAE) systems in undergraduate chemical engineering curriculum”, Ravi Mandela, Raghunathan Rengaswamy, Lakshmi Sridhar, Chemical Engineering Education, 40, 73-80, 2010

“Recursive state estimation techniques for nonlinear DAE systems”, Ravi Mandela, Raghunathan Rengaswamy, Shankar Narasimhan, Lakshmi Sridhar, Chemical Engineering Science, 65, 4548-4556, 2010

“Constrained unscented recursive estimator for nonlinear dynamic systems”, Ravi Mandela, V. Kuppuraj, Shankar Narasimhan, Raghunathan Rengaswamy, Journal of Process Control, 22, 718-728, 2012

“Nonlinear state estimation of differential algebraic systems”, Ravi Mandela, Raghunathan Rengaswamy, Shankar Narasimhan”, Proceedings of ADCHEM 2009

PRESENTATIONS

“Recursive nonlinear estimation”, Ravi Mandela, Raghunathan Rengaswamy, Shankar Narasimhan, Indo-German workshop on Advances in reaction and separation processes” IIT Chennai, INDIA, Feb 2008

“Recursive nonlinear estimation of reactive distillation systems”, Ravi Mandela, Raghunathan Rengaswamy, Shankar Narasimhan, Lakshmi Sridhar, AIChE Annual Meeting, Salt Lake City, UT, Nov 2007

“Uncertainty analysis of heat exchanger networks: A Monte Carlo Approach”, Ravi Mandela, Victor R. Vasquez, Charles J. Coronella, AIChE Annual Meeting, Austin, TX, Nov 2004

“Comparison of uncertainty analysis techniques on the simulated performance of piping systems”, Ravi Mandela, Victor R. Vasquez, Wallace B. Whiting, AIChE Annual Meeting, San Francisco, CA, Nov 2003

COMPUTER SKILLS

MATLAB, Maple, Aspen Plus, VMGsim, MathCAD, Polymath, FORTRAN, C, Promax, HYSYS

HONORS, ACTIVITIES AND PROFESSIONAL AFFILIATIONS

Member of American Institute of Chemical Engineers (AIChE) (2006-2010)

Served as the chair of the graduate seminar committee at Clarkson University, NY (Jan 2007- Dec 2007)

Awarded scholarship for graduate studies in Clarkson university (Aug 2005-Dec 2009)

Won second prize in CHECK-1999, State level chemical engineering quiz competition, Andhra Pradesh, India

One of the leaders in the organizing committee, CHEMCON-98, National Level Chemical Engineering Student’s Symposium, Andhra University, India, Dec 1998

Ranked in top 0.8% of the 100,000 students in the common entrance test (EAMCET-1997) for admission into engineering colleges in the state of Andhra Pradesh, India

Ranked in top 1% of the 200,000 students in the common entrance test (IIT-JEE 1997) for admission into Indian Institutes of Technology, India

Participated in several volleyball and cricket tournaments and won a few tournaments including the intra-mural tournament at Clarkson University (Aug 2005 – Dec2009)

REFERENCES: Available upon request

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