Dr. Rachel Zhao Email and Phone Number
30+ Years of Experience | Consultant for Fatigue, Impact, Vibration, Blast, Biomechanics | PhD in Engineering Mechanics | Professor in Mechanics at
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AZ Engineering & Science
Dr. Rachel Zhao's Location
San Jose, California, United States, United States
Dr. Rachel Zhao's Contact Details
Dr. Rachel Zhao work email
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Dr. Rachel Zhao personal email
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Dr. Rachel Zhao phone numbers
About Dr. Rachel Zhao
🚀 Driving cost-efficient product design using engineering principles and FEA across industries 🔩 Specialized in nonlinear static and dynamic analysis over a breadth of industries, including: • Automotive and military vehicle Impact, durability, and vibrations, such as fatigue analysis for closures and EV batteries, full vehicle impact and blast, occupant impact and blast, child seat, etc. • Spacecraft composite vibration, thermal distortion and fatigue. • Aircraft engine component durability, thermal stress, and damage coupled creep fatigue. • Electronics: solder joint/lead wire vibration-induced fatigue, touch display assembly, and PCB random vibration. • Civil structural blast analysis and seismic loading evaluations. • Biomechanics: aorta rupture, intramural hematoma, occupant and vehicle safety.📚 Expertise in material modeling, computational methods, and cardiovascular and injury biomechanics research.🎓 Associate Professor with extensive teaching , guiding Ph.D. candidates for their theses and R&D experience, specializing in structure failure analysis, material modeling (including thermoviscoelasticity, damage-coupled creep, and fatigue models), and cardiovascular and injury biomechanics research 💡 Advanced Finite Element Analysis proficiency, employing methods like Arbitrary Lagrangian-Eulerian and developing material model subroutines using LS-DYNA, NASTRAN, ABAQUS, HYPERWORKS (Radioss, Hypermesh,Optistruct), FEMAP, Ncode, ANSYS, etc📈 Well-versed in industry methodologies: Six Sigma green belt, Composite Design, CAE-based Robust Design Optimization, LEAN.🌐 Bilingual in English and Chinese. ❤ Offered advice to young students and other people for choosing career and the challenges of their life; Helped to develop technical society as a Vice Chairman of ASME (Silicon Valley Sector)Please check out my consultancy page "AZ Engineering & Science" in my experience. Let's work together!
Dr. Rachel Zhao's Current Company Details
Az Engineering & Science
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30+ Years of Experience | Consultant for Fatigue, Impact, Vibration, Blast, Biomechanics | PhD in Engineering Mechanics | Professor in Mechanics
Dr. Rachel Zhao Work Experience Details
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Cnsv At-Large DirectorEee-Cnsv (Ieee Consultants' Network Of Silicon Valley) May 2024 - PresentDelighted to serve as a CNSV at-Large Director within IEEE-CNSV, building upon my longstanding membership with the organization. In this role, I collaborate closely with diverse groups of consultants, leveraging their expertise across various fields to drive impactful contributions to industry applications and scientific advancements. Excited to continue fostering collaboration and innovation within the network.➡️Explored the market potential of a compact superconducting radiofrequency accelerator within a DOE incubator, such as water treatment and in the medical field, including external beam radiation therapy and cancer treatment, etc.
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PresidentAz Engineering & Science Aug 2009 - PresentSan Jose, Ca, Us📌 Our mission is to provide exceptional engineering analysis, research, and education, empowering future STEM scholars, while delivering unparalleled solutions and support to revolutionize the field of engineering.➡️Engineering Analysis, Research & Guidance: We deliver exceptional finite element analyses for optimized structure/device designs, covering durability, fatigue, vibration, blast analysis, impact and injury, damage mechanics, and biomechanics. ➡️ Teaching: Through our teaching services, we empower individuals with Solid Mechanics and Finite Element Analysis expertise, including software and industry application. ➡️Other services: Our services also include English-Mandarin translations of engineering and scientific materials. ➡️ Multilingual Proficiency: We provide all of our services in English and Mandarin.📌Experience➡️ Delivered technical consultations to clients ➡️Presented academic seminars on mechanics, FEA methods, & applications like vehicle impact, blast, Arbitrary Lagrangian-Eulerian method, random vibration fatigue, damage coupled fatigue, & biomechanics simulation➡️ Pioneered cutting edge research like finite element aortic modeling methods of Acute Aortic Syndrome & Chronic Aortic Disease modeling. Fully considering blood clots, blood flow, & three-layer aortic walls, validated blood clot size for aortic rupture surgery decisions➡️ Written proposals -Mitigation of Blast Injuries through Modeling and Simulation, submitted to Dept. of Defense SBIR as Principal Investigator-Predicting evolution of chronic thoracic aortic disease and aortic traumatic injury, submitted to National Institute of Health, as Principal Investigator-IDR/Collaborative Research, 3D Imaging of Tissue-like Materials Using Ultrasound-assisted Broadband Microwave Interferometry (UA-BMWI), submitted to National Science Foundation, as Co-Principal Investigator
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Lead Engineer, CaeCanoo Apr 2022 - Apr 2023Justin, Texas, UsFormulated and refined CAE methodologies, leading projects focused on vehicle durability, invloved vibration, and crashworthiness, which encompassed a spectrum of nonlinear static and dynamic analyses. such as • Executed complex nonlinear static and dynamic analyses for various vehicle components, including door trims, aerodynamic panels, and cooling systems.• Innovated analysis methods for closure systems, addressing challenges such as door slam and sag.• Pioneered dynamic fatigue analysis techniques for entire vehicles, with a particular focus on welding points.• Established a blast analysis protocol for batteries and advanced the methodology for battery random vibration fatigue and shock analysis.• Developed a novel approach for full vehicle rollover simulations involving soil interaction, utilizing Smooth Particle Hydrodynamics (SPH). -
Senior Cae Tech SpecialistLucid Motors Mar 2019 - Dec 2021Newark, California, Us• Leadership & Project Management: Directed and executed comprehensive vehicle durability projects, encompassing fatigue, impact, and vibration analyses using advanced nonlinear static and dynamic methodologies• CAE Methodology Development & Team Guidance: Formulated CAE analysis guidelines and methods, established critical loading cases for components such as doors, hoods, and battery brackets. Provided expert solutions for urgent nonlinear deformation challenges, including roof rack clip snap fits.• Design Analysis & Optimization: Conducted in-depth analysis of diverse design elements for fatigue and dynamic performance, including subframes integrated with Body in White (BIW), door slam dynamics, and aerodynamic stresses. Applied optimization techniques to refine structures for enhanced performance.• Manufacturing & Testing Support: Offered analytical insights to bolster manufacturing processes, focusing on BIW and battery systems. Aided in the development of test fixtures and conducted vibration analysis for various brackets to ensure product reliability. -
Vice Chairman Of Silicon Valley CommitteeAmerican Society Mechanical Engineering Jun 2017 - Jul 2018
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Sr. Mechanical Design EngineerSanmina Corporation Jan 2016 - 2018San Jose, California, Us•• Conceptualization to Production: Spearheaded the transformation of design concepts into market-ready products, leveraging mechanical principles and detailed Finite Element Analysis (FEA) simulations, which were validated through rigorous testing.• Project Leadership & Customer Acquisition: Orchestrated the creation, strategic planning, and execution of projects, tailoring proposals to customer needs and securing project wins.• Specialized Design & Analysis Expertise: o Ensured structural integrity and safety margins of print-circuit boards for satellite applications at Space System Loral through random vibration fatigue analysis.o Advanced the design and mechanical analysis of medical surgical machines, focusing on stiffness and strength for Verb Surgical Company.o Developed robust designs for heavy telecommunications cabinets to withstand earthquake and transportation stresses, contributing to projects for Sanmina, GE, and Dell. -
Senior R.D. Structure AnalystSsl(Space Systems/Loral) Apr 2012 - Jun 20172012/4-2014/4. 2017/3-2017/6• Comprehensive Spacecraft Analysis: Executed static, vibration, and thermal distortion analyses for entire spacecraft systems, ensuring structural integrity and mission success.• Innovative Design Leadership: Pioneered structural and composite material designs, including composite layups, struts, and brackets. Notably contributed to the Laser Communication Relay Demonstration for NASA and the development of satellite main panels.• Advanced Vibration Analysis & Testing: Guided the random vibration analysis of power processing units, correlating test verifications with design choices. This included the assessment of chassis, printed-circuit boards, bolted joints, and the fatigue life of lead wires and solder joints.• Root Cause Analysis: Identified and resolved critical issues such as thermal stresses in thin wires and the impact of vibrations on electronic components, informed by shock response spectrum test results.• Design Innovation for Spacecraft: Investigated and conceptualized future spacecraft designs, focusing on key components like satellite cylinder separation joints.
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Sr. Technical LeadMicrosoft Corporation 2015 - Dec 2015Product Reliability & Analysis: Championed product reliability enhancements through meticulous nonlinear static and thermal stress analyses.• Innovative Solutions for Display Modules: Successfully mitigated sagging in large Touch Display Modules by optimizing components and assembly techniques, utilizing materials such as glass, thin plastic films, and pressure-sensitive adhesives.• Material Modification: Engineered modifications to pressure-sensitive adhesives, significantly reducing stress concentrations and enhancing product durability.• Design Optimization for Manufacturing: Redesigned modules to minimize thermal stress, streamlining the manufacturing process and improving product quality.
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Senior Structure AnalystAecom Jul 2010 - Aug 2011Dallas, Texas, UsSenior Structure Analyst Leadership in Civil Structure Analysis: Led the analysis and design of civil structures subjected to impact and blast loadings, enhancing project accuracy and integrity.• Methodology Innovation: Developed new blast analysis methods that account for the complex interactions between explosives, soil, and structural elements, while also improving engineering modeling practices.• Expert Review & Evaluation: Conducted peer reviews of comprehensive vehicle impact and blast models, providing critical evaluations to ensure project excellence.• Safety Assessment: Assessed the structural safety of significant constructions, such as the new World Trade Center, under various loading conditions to certify their resilience.• Protective Design Solutions: Engineered advanced protective structures, including ductile carbon fiber-reinforced composites, to shield critical targets from potential threats.• Security & Threat Analysis: Analyzed and evaluated security surveillance systems and assessed blast threats in high-importance facilities, contributing to enhanced safety measures. -
Prencipal Analysis EngineerFord Motor Company Jun 2002 - Jun 2010Dearborn, Michigan, Us2010, 2007-2008, 2002-2005Vehicle safety and durability improvement with FEA and tests• Engine Durability Verification: Conducted comprehensive evaluations of engine durability, focusing on thermal stress in critical components such as blocks, heads, gasket sealing, and bulkheads.• Vehicle Impact Safety Assessment: Performed safety analyses for full vehicle impacts, including models like the F150, Super Duty 250, and Jaguar cars, ensuring compliance with safety standards.• Design Enhancement of Vehicle Components: Led the redesign of various vehicle components, including hoods, doors, frames, and armrests, to improve functionality and the capability of crashworthiness.• Methodology Development: Innovated methodologies for mechanical connections, exemplified by self-pierced rivet models in aluminum cars, and pioneered the use of fluid-solid interaction Arbitrary Lagrangian-Eulerian models for fuel tank impact scenarios.• Vibration and Noise Analysis: Executed detailed vibration and noise analyses for vehicle components, notably the steering system, to enhance ride quality and comfort. -
Principal Analysis EngineerBae Systems Jul 2008 - Jul 2009London, GbWorked on projects in vehicle structure analysis and human injury analysis under Anti-Personnel and Anti-Tank mine blast loading for Army’s Future Combat Systems (FCS)• Pioneered the establishment of a new Finite Element Analysis (FEA) methodology to evaluate crew member injuries from mine blasts, elevating military vehicle safety standards.• Directed the evolution of seat design featuring an Energy Attenuation Device, significantly bolstering defense against mine blast injuries.• Devised a strategic approach for full vehicle design through meticulous Shock Response Spectrum analysis, effectively fortifying vehicle resilience and crew protection against mine blasts. -
Sr.Research ScientistGeorge Washington University May 2005 - Apr 2007Washington, D.C., UsSupervised vehicle and human impact injury analysis for NHTSA, Ford, Hyundai-Kia, etc • Collaborated with government agencies to bolster vehicle and occupant safety regulations, focusing on side impact and aorta injury analysis.• Steered the aortic rupture analysis in comparison with physical tests to advance vehicle design for superior occupant safety.• Originated a layer-specific aortic model that simulates blood interaction using the Arbitrary Lagrangian-Eulerian (ALE) method.• Took the helm in refining the design of child restraint systems and vehicle components, targeting enhanced safety for children.• Oversaw the development of a comprehensive human body Finite Element Analysis (FEA) model to predict vehicle safety outcomes.• Mentored the creation of a bumper barrier Computer-Aided Engineering (CAE) model, incorporating test verifications to elevate vehicle impact testing standards.• Executed analyses of fan containment systems for jet engine impacts, contributing to the fortification of safety measures. -
Research InvestigatorUniversity Of Michigan May 2000 - Mar 2003Ann Arbor, Michigan, UsAdvancements in Thermal Fatigue Theory and FEA Applications• Formulated and integrated a novel numerical method for thermo-damage-coupled fatigue theory into ABAQUS, enhancing predictive modeling for automotive engines at Ford Motor Company.• Established a robust thermo-damage-coupled viscoplastic fatigue model, successfully implemented within ABAQUS for the analysis of solder joints, contributing to research initiatives at Sandia National Laboratories. -
Associate ProfessorTsinghua University 1998 - 2000北京, Beijing, CnApplied Mechanics Research and Education• Devised a methodology for analyzing creep and fatigue in cooled turbine blades of aircraft engines, significantly improving performance and knowledge.• Undertook comprehensive research on material wear fatigue and the degradation of inhomogeneous materials, advancing the field’s understanding.
Dr. Rachel Zhao Skills
Finite Element Analysis
Simulations
Abaqus
Engineering
Cae
Matlab
Ansys
Stress Analysis
Hypermesh
Fluid Mechanics
Analysis
Six Sigma
Materials
Optimization
Vehicles
Optimizations
Engineering Management
Electronics
Ls Dyna
Nastran
Structural Analysis
Aerospace
Modeling
Biomechanics
Automotive
Reliability
Communications Audits
Mechanical Engineering
Chinese
Automotive Engineering
Civil Structure Blast Analysis
Blast Or Impact Injury Analysis
Structure Blast Analysis Vehicle Impact/blast And Occupant Safety
Biomechanics Analysis Aorta Disease With Blood Clot Simulation
Simulation
Dr. Rachel Zhao Education Details
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University Of Michigan-DearbornMechanical Engineering -
University Of Science And Technology Of ChinaEffective Properties And Damage Of Inhomogeneous Materials
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Beijing University Of Aeronautics And Astronautics, ChinaAeronautical And Astronautical Engineering
Frequently Asked Questions about Dr. Rachel Zhao
What company does Dr. Rachel Zhao work for?
Dr. Rachel Zhao works for Az Engineering & Science
What is Dr. Rachel Zhao's role at the current company?
Dr. Rachel Zhao's current role is 30+ Years of Experience | Consultant for Fatigue, Impact, Vibration, Blast, Biomechanics | PhD in Engineering Mechanics | Professor in Mechanics.
What is Dr. Rachel Zhao's email address?
Dr. Rachel Zhao's email address is ra****@****noo.com
What is Dr. Rachel Zhao's direct phone number?
Dr. Rachel Zhao's direct phone number is 1-313-492*****
What schools did Dr. Rachel Zhao attend?
Dr. Rachel Zhao attended University Of Michigan-Dearborn, University Of Science And Technology Of China, Beijing University Of Aeronautics And Astronautics, China.
What are some of Dr. Rachel Zhao's interests?
Dr. Rachel Zhao has interest in Reading Teaching Chinese, Education, Dance, Tennise, Swiming.
What skills is Dr. Rachel Zhao known for?
Dr. Rachel Zhao has skills like Finite Element Analysis, Simulations, Abaqus, Engineering, Cae, Matlab, Ansys, Stress Analysis, Hypermesh, Fluid Mechanics, Analysis, Six Sigma.
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