“Khiem and I worked together closely while I was designing the Rivian Adventure Network chargers and he was managing the engineering. Despite tight timelines that might limit creativity in others, Khiem was always thinking of new ways to solve the problems at hand that both kept us true to our design intent while simplifying future maintenance or assembly. He was an open and honest communicator that made sure everyone was up to date on the current status and somehow maintained a chipper attitude throughout all the challenges. (even on 6am daily program meetings) Khiem is a great teammate and leader and any team would be lucky to have him on board.”
About
Activity
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Public EV fast charging sessions per day continue their meteoric climb
Public EV fast charging sessions per day continue their meteoric climb
Liked by Khiem Dinh
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Rivian x Yosemite⚡️🌲 A new charging site is opening at the Western gateway to Yosemite National Park in Groveland, CA! Previously an old gas…
Rivian x Yosemite⚡️🌲 A new charging site is opening at the Western gateway to Yosemite National Park in Groveland, CA! Previously an old gas…
Liked by Khiem Dinh
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Now open: The Yosemite Charging Outpost, a first-of-its-kind charging stop designed to fast charge your vehicle but also to recharge everyone riding…
Now open: The Yosemite Charging Outpost, a first-of-its-kind charging stop designed to fast charge your vehicle but also to recharge everyone riding…
Liked by Khiem Dinh
Experience & Education
Publications
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Effects of Heat Transfer From a Scroll Compressor Using Heat Pipes
American Society of Mechanical Engineers
A scroll air compressor was experimentally tested in three configurations: stock, integrated with a heat pipe rejecting heat by free convection to the ambient atmosphere, and integrated with a heat pipe rejecting heat by forced convection to the ambient atmosphere. Each configuration was tested over a range of motor speeds. Parameters of interest included mass flow rate, pressure ratio, scroll compressor component temperatures, discharge air temperature, and power consumption. Furthermore, a…
A scroll air compressor was experimentally tested in three configurations: stock, integrated with a heat pipe rejecting heat by free convection to the ambient atmosphere, and integrated with a heat pipe rejecting heat by forced convection to the ambient atmosphere. Each configuration was tested over a range of motor speeds. Parameters of interest included mass flow rate, pressure ratio, scroll compressor component temperatures, discharge air temperature, and power consumption. Furthermore, a simple computer model was developed in Excel and used to further analyze the experimental data.
Other authors -
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An Investigation of the Feasibility of Coal-Based Methanol for Application in Transportation Fuel Cell Systems
University of Florida
Other authors -
Patents
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Liquid cooled battery system with integrated current carrier and coolant path
Issued US 10811740
Fluid cooled electric vehicle battery systems are disclosed. Systems can include an integrated coolant manifold and bus bar configured to carry coolant and electrical current along a common or coaxial path. An integrated coolant manifold and bus bar can include a conductive layer surrounding a coolant flow path and/or a conductor disposed within a coolant flow path. Integrated coolant manifold and bus bar structures may improve efficient use of battery space by reducing the number of battery…
Fluid cooled electric vehicle battery systems are disclosed. Systems can include an integrated coolant manifold and bus bar configured to carry coolant and electrical current along a common or coaxial path. An integrated coolant manifold and bus bar can include a conductive layer surrounding a coolant flow path and/or a conductor disposed within a coolant flow path. Integrated coolant manifold and bus bar structures may improve efficient use of battery space by reducing the number of battery components and by allowing reduced bus bar size due to fluid cooling of the bus bar.
Other inventorsSee patent -
Connector Assembly
Issued US US10427539B2
Systems and methods are described relating a connector assembly having a mating end and a non-mating end, the mating end configured to engage a mating end of another connector assembly. The connector assembly may include a housing, a central member disposed within the housing, and a sleeve disposed between the central member and the housing. The sleeve may be slidably coupled to the housing and may be slidable along an axial direction relative to the central member. The sleeve, when slidably…
Systems and methods are described relating a connector assembly having a mating end and a non-mating end, the mating end configured to engage a mating end of another connector assembly. The connector assembly may include a housing, a central member disposed within the housing, and a sleeve disposed between the central member and the housing. The sleeve may be slidably coupled to the housing and may be slidable along an axial direction relative to the central member. The sleeve, when slidably moved to an open position, may form a flow channel defined by at least (1) a sloped surface on the sleeve and (2) a sloped surface on the central member. The sleeve, when slidably moved to a closed position, may close the flow channel.
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Vehicle cooling system using gravity based fluid flow
Issued US US10153524B2
This disclosure relates to techniques for implementing a cooling system for a vehicle heat-generating component wherein a two-phase coolant flows between a heat sink module and a heat radiator module. The heat radiator module can be mounted at a higher elevation within the vehicle than the heat sink module. High and low temperature fluid paths can fluidly couple the heat sink module and the heat radiator module. The heat sink module can be coupled to a heat-generating component. As the coolant…
This disclosure relates to techniques for implementing a cooling system for a vehicle heat-generating component wherein a two-phase coolant flows between a heat sink module and a heat radiator module. The heat radiator module can be mounted at a higher elevation within the vehicle than the heat sink module. High and low temperature fluid paths can fluidly couple the heat sink module and the heat radiator module. The heat sink module can be coupled to a heat-generating component. As the coolant is heated at the heat sink module by heat from the heat-generating component, it can change to a substantially gaseous phase and move, primarily by force of buoyancy, to the heat radiator module via the high temperature fluid path. As the coolant is cooled by the heat radiator module, it can change to a substantially liquid phase and move, primarily by force of gravity, to the heat sink module.
Other inventorsSee patent
Projects
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Honda S2000 Control Arm Mounted Brake Ducts
Custom brake ducts were designed for the Honda S2000. The design intent was to be easily installed and removed for track day use.
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Honda S2000 Custom Oil Cooler for a Street Application
A custom oil cooler setup was devised for a S2000 street/track car application placing the oil cooler behind the radiator.
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Honda S2000 Hood Mounted Ram Air/Cold Air NACA Duct
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A custom NACA duct designed specifically to fit the Honda S2000 for the purpose of providing colder air to the intake along with a slight ram air effect.
Honors & Awards
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Best Paper Award
Heat Pump Technical Committee, Advanced Energy Systems Division, ASME
2005 Best Paper Award-“Effects of Heat Transfer From a Scroll Compressor Using Heat Pipes”
Paper presented at the 2005 American Society of Mechanical Engineers International Mechanical Engineering Congress and Exposition.
Languages
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English
Native or bilingual proficiency
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French
Elementary proficiency
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Vietnamese
Elementary proficiency
Recommendations received
7 people have recommended Khiem
Join now to viewMore activity by Khiem
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Come and innovate with a great team defining the next generation of vehicle architectures!
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Amazing progress over at Arbor, proud to have worked with a bunch of these amazing guys in a former life, excited to see the all up testing!
Amazing progress over at Arbor, proud to have worked with a bunch of these amazing guys in a former life, excited to see the all up testing!
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