ساهر الشخشير, Senior Fuel Cell Stack Test Engineer

ساهر الشخشير

Senior Fuel Cell Stack Test Engineer

Nikola Corporation

البلد
الدانمارك
التعليم
دكتوراة, Mechanical Engineering
الخبرات
20 years, 9 أشهر

مشاركة سيرتي الذاتية

حظر المستخدم


الخبرة العملية

مجموع سنوات الخبرة :20 years, 9 أشهر

Senior Fuel Cell Stack Test Engineer في Nikola Corporation
  • الولايات المتحدة - Phenix City
  • أشغل هذه الوظيفة منذ أبريل 2019

• Heavy-duty (HD) fuel cell system (FCS) and subsystems testing in a real HD Semi Trucks.
• Developed and implemented changes to FCS, subsystems, and stack designs based on daily test data.
• Hands on FCS and stack maintenance and troubleshooting for HD semi-trucks with the suppliers.
• Training engineers from different backgrounds on troubleshooting the HD FCS and Stack.
• Conduct daily meetings with different suppliers for design and development of the FC Engine.
• Analyzing the data of the HD FCS, subsystems, and stack and take the appropriate actions for safe, durable, and cost-effective operation.
• Prepare product specs for HD FCS, subsystems, and stack components.
• Plan and conduct experiments to validate new components, optimize startup protocols, and reduce conditioning time
• Failure analysis of the HD FCS, subsystems, and FC stack based on prolonged collected real time test data.
• Preparing specs for FC stack test rigs.
• Prepare testing plans and DVP & Rs for FCS and subsystems.
• Developing and integrating sub systems such as Air intake System, Coolant system, Exhaust system…etc.
• Participating in designing and developing complex fuel cell system. And subsystem.
• Working on preparing Nikola Corporation (NC) FCS and HD FC truck Dyno test facility with major provider such as AVL and Greenlight.
• Working with the GC to prepare NC test facility building and help the GC to get the required permit.
• Helped the safety department for planning the NC test facility safety plan during testing and operation.
• Worked on DOE proposals with FCS and MEA suppliers.

Assistant Professor في Energy Department-Aalborg University
  • الدانمارك
  • نوفمبر 2017 إلى نوفمبر 2018

• Led the experimental work of Turbulence-Inducer project which eventually cumulated in a new patent.
• Worked as a team member on E-Store Project resulting in characterizing the PEM water electrolysis.
• Conducted IV, EIS, water balance measurements and tests for PEM Fuel Cell and Water Electrolysis.
• Improving the performance of the air-cooled PEMFC using flow grid.
• PEM Water Electrolysis in-situ and operando current and temperature measurement distribution.
• Instructor for PhD electrochemical conversion course- Theory and Experimental.
• Enhancing hydrogen production through leading Power2Gas project.
• Direct supervision for master students’ thesis titled:
• CFD analysis to determine the local Nusselt number over a heated micro wire in multicomponent flow,
• Modelling of transient heat change in fuel cell stack,
• Improving the performance of air-cooled fuel cell stacks by inducing turbulence

PostDoc في Aalborg University
  • الدانمارك
  • يونيو 2014 إلى نوفمبر 2017

• Conducting different research projects directly related to PEMFC and PEMWE.
• Fluid dynamics, temperature and current distribution of PEMFC/WE.
• Hands on testing and designing PEMFC/WE.
• In-situ testing for PEMFC & PEMWE for different applications.
• Built in house test set-up for an atomized and remotely controlled PEMFC/WE.
• Patented an Ex-situ technology for accurate and real time PEMFC water balance measurements.
• Developed real time PEMFC water balance measurements for commercial PEMFC stack.
• Thermal fluid numerical calculations and experimental measurements.
• Hands on hot wire anemometer technology.
• Helped and supervised PhD and master students group on different projects.

Course Developer في Algonquin Collage
  • كندا
  • يناير 2013 إلى نوفمبر 2013

* Developed course level outcomes, objectives and curriculum for
Robotics and Automation program.
* Created Course Scope and Sequence.
* Escalated complex operating issues and requests to gain
cooperation at levels of mid- management.
* Ensured that the media aspects of the course are consistent with
the learning outcomes and learning needs for the desired program.

Research Associate and PhD Candidate في University of Waterloo
  • كندا
  • سبتمبر 2007 إلى ديسمبر 2012

* Selected as a TA (Tutor) for Thermodynamic course for few times
for undergrad students of Mechanical Engineering Department
* Prepared a curriculum for Fuel Cell Technology Course and
taught the course for grad students from different engineering
disciplines.
* Designed, and assembled HFC with different sizes, layouts, and
materials for enhancing water and thermal management.
* Conducted a material surface modifications and characterization
for HFC components to produce cell components with different
surface wettabilities.
* Tested and characterised different carbon paper samples using
automated method of standard Porosimetry (MSP) to understand
the effect of different carbon paper samples on cell performance.
* Prepared test stations, instrumentation, or data acquisition
systems for use in specific tests of fuel cell components or
systems.
* Characterized components or HFC performances by generating
operating maps, defining operating conditions, identifying design
refinements, or executing durability assessments.
* Designed and built experimental set-ups for testing water
removal rate through different carbon paper samples and to
characterize the two-phase flow in HFC.
* Analyzed HFC or related test data results, using statistical
software, to generate the performance maps and to understand
the related physical phenomena for the cell behavior.

Research Associate and MASc Candidate في Concordia University
  • كندا
  • سبتمبر 2003 إلى يونيو 2006

* Taught and trained the Thermodynamic of Materials Research
Group on how to many software and techniques for
thermodynamic modeling
* Performed and directed materials evaluation testing, including
micro structure evaluations, physical and mechanical properties
testing using Tensile, Compression, Impact, Torsion test and
thermal analysis.
* Performed a numerical modeling computation to optimize multi-
magnesium based alloys for usage engine blocks and some car
body components at high temperature and high impact force.
* Used and advanced commercial software for 3D-Modeling, such
as PANDAT and FACT-SAGE to calculate, simulate, and optimize
high temperature magnesium based alloys.
* Developed and designed new techniques for Mechanical and
Heat treatments for Nitinol alloys to achieve the treatment of
different Nitinol alloys with minimum cost and time.
* Wrote technical reports or proposals related to engineering
projects.

Industrial Engineer في An-Najah National University
  • فلسطين - الضفةالغربية
  • سبتمبر 2001 إلى أغسطس 2003

* Selected as TA (Tutor) for Operation Research, Reliability
Engineer, and Safety & Human Factor
* Taught CAD/CAM Lab., Properties of Materials Lab., Strength of
Materials Lab., and Safety Lab.
* Designed many webpages to deliver and post the materials for
students.
* Administrated and taught Materials Labs resulting in high
performance and multi purposes facilities with an organized
documentation.
* Performed Material failure analysis for academic and industrial
purposes. Areas of expertise include fracture, deformation, wear,
corrosion, and heat treatment.
* Developed and taught strength and properties of materials
laboratory course.
* Directed and performed routine material tests based on ASME.

الخلفية التعليمية

دكتوراة, Mechanical Engineering
  • في University of Waterloo
  • سبتمبر 2012

Mechanical Engineering

ماجستير, Mechanical Engineering
  • في Concordia University
  • أغسطس 2005

Master of Applied Science in Mechanical Engineering

بكالوريوس, Industrial Engineering
  • في An-Najah National University
  • يونيو 2001

Bachelor of Applied Science in Industrial Engineering

Specialties & Skills

Modeling
Sales Engineering
Fluid Mechanics
Industrial Engineering
3D Modeling
Material Testing and Characterization
Fuel Cell Technology (Experimental)
Teaching Assistant
Fluid Dynamics (Experimental)
AUTOMOTIVE
DATABASES
INCREASE
MICROFICHE
RELATIONSHIP MANAGEMENT
SALE OF
SALES INCREASE
TESTING
Research and Development
Thermodynamic Computation and Modeling
AutoCad

اللغات

العربية
متمرّس
الانجليزية
متمرّس
الفرنسية
متمرّس

العضويات

Jordanian Engineering Association
  • Certified Member
  • September 2001
The Corporation of the seven warden - Engineering Iron Ring
  • 60181/Mechanical Engineer
  • September 2005