Ehsan Hayati
Sr. Mechanical Engineer
Göteborg
Summary
Mechanical designer with over 12 years' experience in oil & gas and power plant EPC projects. A solid background in implementing international codes and standards, designing and analyzing pressure vessels and piping systems using CAESAR II, Rohr2, PV Elite, Ansys, and AutoCAD. Being flexible and enthusiastic about taking on new challenges, adapting to different types and fields of new projects and prone to taking on new responsibilities. Ability to solve problems analytically and without compromising on quality.
Overview
14
14
years of professional experience
7
7
years of post-secondary education
Work History
Piping Technical Lead
SWECO
Göteborg
10.2022 - Current
- Conducting a pipe stress analysis for a 42-inch diameter pipeline consisting of aboveground and underground parts.
- Stress analysis of piping systems connected to pumps, vessels, heat exchangers, and air coolers.
- Conducting a basic study to evaluate potential vibration phenomena related to pump pressure pulsation and flow-induced vibration within a large bore piping pump system.
- Evaluation of the strength of a buried polyethylene gas pipeline exposed to wave propagation caused by Pile-driving vibration and blasting loads.
- Pipe stress analysis for a large bore pump piping system.
Pipe Stress Analysis Engineer-Consultant
Sigma Energy & Marine
Göteborg
09.2021 - 10.2022
- Conducting stress analysis for a variety of cryogenic piping systems of carrier ships, including thermal analysis, vibration, and occasional loads due to ship acceleration- MAN Energy Solutions International Projects
Piping Technical Lead
Jernforsen Energy AB
Halmstad
11.2020 - 09.2021
- Coordinate pipework activities to meet project baseline deadlines.
- Stress analysis of critical piping systems using Rrohr2.
- Calculation of EN 13445-compliant parts for a pressure vessel using Mathcad
Senior Mechanical and Piping Engineer
Mapna Group
Tehran
11.2013 - 10.2019
- Stress analysis and supporting design for high pressure and high temperature steam lines between HRSG boilers and steam turbines using Caesar II in accordance with ASME B31.1
- Preparation of official technical procedures like design procedure for steam hammer load calculation and steam blow out load calculation.
- Stress analysis of critical large bore pipes in accordance with ASME B31.3 and evaluation of the design to withstand steam hammer, thermal, and seismic loads using Caesar II.
- Designing pressure vessels in accordance with ASME section VIII Div 1. Prepare ASME calculations for all parts, such as Shell & heads, Nozzles, supports, and lifting lugs.
- Detailed design of LP steam drum based on ASME VIII dev1 using PV Elite
- Material selection, wall thickness calculation and Preparing piping material specification(Pipe classes) for the all services.
- Providing technical guidelines for team members
Pipeline Calculation Engineer
Iran Arvin Company(I.A.C.)
Tehran
05.2014 - 01.2017
- Stress analysis calculations for cross-country pipelines based on ASME B31.4 and B31.8.
- Creating a variety of calculation reports, including Buoyancy force calculations, virtual anchor length calculations, etc.
Mechanical Engineer
RSG Consulting Engineering
Tehran
12.2011 - 11.2013
- Stress analysis and supporting design for critical piping connected to the pumps, compressors, vessels, distillation tower and storage tanks Using Caesar II.
Junior Mechanical Engineer
Sahand Sazan Gharb
Kermanshah
09.2009 - 12.2011
- Piping design, pipe route study and 3D modeling of pipes and equipments using PDMS.
- 3D modeling and preparing 2D detailed drawings for pipe supports .
Education
Master of Science - N Sustainable Energy Systems
Chalmers University of Technology
Sweden 09.2020 - Current
Bachelor of Science - Mechanical Engineering
Razi University
Iran 09.2005 - 02.2010
Skills
Piping Stress Analysis
undefinedTimeline
Piping Technical Lead
SWECO
10.2022 - Current
Pipe Stress Analysis Engineer-Consultant
Sigma Energy & Marine
09.2021 - 10.2022
Piping Technical Lead
Jernforsen Energy AB
11.2020 - 09.2021
Master of Science - N Sustainable Energy Systems
Chalmers University of Technology
09.2020 - Current
Pipeline Calculation Engineer
Iran Arvin Company(I.A.C.)
05.2014 - 01.2017
Senior Mechanical and Piping Engineer
Mapna Group
11.2013 - 10.2019
Mechanical Engineer
RSG Consulting Engineering
12.2011 - 11.2013
Junior Mechanical Engineer
Sahand Sazan Gharb
09.2009 - 12.2011
Bachelor of Science - Mechanical Engineering
Razi University
09.2005 - 02.2010
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