Gm Global Technolgoy Operations, Inc.

Delphi Technologies, Inc.

Taeyoung Han

Bahram Khalighi

Kuo-Huey Chen

Chih-Hung Yen

Shailendra Kaushik

Paul Edward Krajewski

Alok Warey

Wonhee Michael Kim

Gayatri Vyas Dadheech

Yingjie Lin

Su-Chee Simon Wang

Mark K Krage

Paul W Alexander

Goro Tamai

David Kay Lambert

Michel Farid Sultan

Satish P Ketkar

Galen Bruce Fisher

SeungHwan Keum

Peter P Andruskiewicz, Iv

Ryan P Hickey

Ming-Cheng Wu

Vicente Domenech-Llopis

William Yu Chen

Matthew Swift

Dan V Lascu

Chih-hung Yen

Nancy L Johnson

Thomas A Seder

Farzad Samie

Nilesh D Mankame

Jun-Mo Kang

Thomas W Nehl

Alireza Fatemi

Dale Lee Partin

Daniel W Booth

Thomas Hubert Van Steenkiste

Chih-Cheng Hsu

Herman K Phlegm

Srinivasa Rao Vaddiraju

Liyun Zheng

Su Jung Han

Bryan A Gillispie

Ronald O Grover, Jr

Jeffrey A Bozeman

David R Clark

Jeffrey M Pleune

Kenneth L Porrett

Rachit Garg

Gustavo Cibrian Salazar

Philip Klaus

Mark E Myers

Robert D Drexler

Orlando Saenz Fuentes

Vishal Raul

Lingaiah N Mendu

Radhika Cherukuru

James P Johnson

Shailesh S Jindal

Margaret U Harder

Zhaoji G Yang

Xianxi Jin

Jerome M Stolicki

Kuo-huey Chen

Ljubomir Erakovic

A passive jet system for disrupting an airflow at a surface of a front wheel for a vehicle includes a duct including an inlet exposed to an airflow, an outlet fluidically directed toward a forward surface of the front wheel, and a passage having a flow-accelerating profile operable to increase a velocity of the airflow passing from the inlet toward the outlet.

Passive jet system arranged at front wheels of a vehicle

A wicking assembly for battery cells of a battery cooling system includes a first face plate including vertical plate portions and horizontal plate portions defining openings. A second face plate includes vertical plate portions and horizontal plate portions defining openings. A wicking structure is made of a wicking material, defines projections on first and second outer surfaces thereof and includes a plurality of vapor escape passages. The wicking structure is configured to be sandwiched between the first face plate and the second face plate.

Dielectric liquid evaporative cooling for battery packs

A charge port for an electric vehicle includes a first charging terminal, a second charging terminal spaced from the first charging terminal, and a phase change material (PCM) cartridge including a non-porous housing storing an amount of PCM. The non-porous housing is arranged in thermal contact with one of the first charging terminal and the second charging terminal.

Charge port cooling system for an electric vehicle

An immersion cooling system for a battery system includes a battery enclosure and C metal-encased, pouch-type battery cells including C metal cases, C pouch-type battery cells arranged in the C metal cases, respectively, where C is an integer greater than one, and C vents on the C metal cases, respectively. A vent gas manifold is in fluid communication with the C vents of the C metal cases and is configured to remove vent gas passing through the C vents of the C metal cases from the battery enclosure.

Immersion cooling system including metal-encased, pouch-type battery cells for hot gas flow separation in battery systems of electric vehicles

A battery pack system for inhibiting thermal runaway includes a stack of battery cells wherein each battery cell has a first end, a second end opposite the first end, and side edges extending from the first end to the second end and wherein at least one of the side edges of each battery cell are adjacent to at least one side edge of another of the battery cells, a thermochemical material that undergoes endothermic reaction at temperatures above 50° C., the thermochemical material being located (a) within the stack of battery cells and exterior to battery cells or (b) adjacent to the stack of battery cells, or (c) both.

Battery pack system with thermal runaway mitigation features

A vehicle, system and method of detecting an internal short in a battery pack of the vehicle. The system includes a plurality of sensors and a processor. The plurality of sensors obtains states of charge at battery cells of the battery pack. The processor discharges the battery pack to identify a first set of the battery cells based on the states of charge of the battery cells, charges the battery pack to identify a second set of the battery cells based on the states of charge of the battery cells, and generates an alarm when an intersection of the first set and the second set is non-empty.

Method for early detection of an internal short in a battery pack

An immersion cooling system for a battery system includes a battery enclosure and G battery cell groups arranged in the battery enclosure. Each of the G battery cell groups include C battery cells, where G and C are integers greater than one. A plurality of dividers are arranged between each of the G battery cell groups. A gas manifold removes vent gases from each of the G battery cell groups.

Immersion cooling system for battery systems of electric vehicles

Disclosed herein is a battery module comprising a plurality of battery cells encased in an outer shell. The outer shell has disposed on an inner surface a flame retardant layer that comprises expandable graphite. The expandable graphite is operative to expand during an thermal event that results in an increase in battery module temperature. Disclosed herein too is a method comprising disposing in a battery module a flame retardant layer; where the battery module comprises a plurality of battery cells encased in an outer shell. The outer shell has disposed on an inner surface a flame retardant layer that comprises expandable graphite. The expandable graphite is operative to expand during an thermal event that results in an increase in battery module temperature.

Flame-retardant compositions for energy storage devices, methods of manufacture thereof and batteries containing the same

A rotor for an electric machine includes a heat pipe cooling system. A rotor core has a number of cavities internal to the rotor core. The cavities are surrounded by a wall defined by the rotor core. A magnetic element disposed in the at least one cavity leaving a void in the at least one cavity between the magnetic element and the wall. A heat pipe evaporator is disposed in the void and conforms to the available space, contacting the magnetic element and the wall to remove heat from the rotor core.

Electric motor rotor with conformal heat pipes

An inflatable insulation panel includes a bladder configured to contain air, plurality of tethers disposed within an interior cavity of the bladder, and at least one reflective film disposed within the interior cavity of the bladder. The bladder includes a first wall, a second wall opposite of the first wall, and perimeter walls extending between and connected to perimeter edges of the first and second walls. The first and second walls and the perimeter walls collectively defining the interior cavity of the bladder. The plurality of tethers extend between and are connected to interior surfaces of the first and second walls. The plurality of tethers limit movement of the first and second walls away from one another when the bladder is inflated. The at least one reflective film is disposed between the interior surfaces of the first and second walls.

Inflatable insulation panel and vehicle including inflatable insulation panels that define a cargo area of the vehicle

Aspects of the disclosure include hybrid thermal management systems configured to control an operating temperature of a liquid crystal on silicon (LCoS) based head-up display (HUD) unit. An exemplary thermal management system can include a liquid crystal on silicon layer and a phase change material on a surface of the liquid crystal on silicon layer. A thermoelectric device is positioned in direct contact with the phase change material and a heat sink is positioned on a surface of the thermoelectric device. The thermal management system can further include a controller configured to adjust a thermoelectric device current of the thermoelectric device responsive to a temperature of the liquid crystal on silicon layer.

Hybrid thermal management for liquid crystal on silicon head-up displays

A seat system includes a seat bottom and a seat back at a rear of the seat bottom. A thermally controlled seat belt includes a lap portion and a shoulder portion. The thermally controlled seat belt can include a porous sleeve that is connected to a seat ventilation system or a vehicle ventilation system. The seat belt can alternatively or additionally include a heating fabric or thermoelectric elements.

Targeted occupant thermal comfort based on seat belt

An electric vehicle charging port includes a pair of charging pins each connected to a respective charging cable by a base. A pair of porous metallic cages surround the base of the pair of charging pins. A phase change material disposed in the pair of porous metallic cages and a vapor chamber is disposed between the base of the pair of charging pins and the pair of porous cage. The phase change material with an optional vapor chamber and high thermal conductivity (metal or graphite) foam or mesh to provide faster response of transient heat generation.

Charging port cooling with phase changing material and porous heat conductor cage

A radiant heating and blocking shade system for a sunroof of a vehicle includes a first roller configured to be mounted adjacent to one end of a sunroof of a vehicle. A second roller is mounted adjacent to the first roller between the first roller and the sunroof. A radiant heating shade is at least partially wound around the first roller. The radiant heating shade has a deployed position and a retracted position. A blocking shade is at least partially wound around the second roller. The blocking shade has a deployed position and a retracted position. The blocking shade is arranged parallel to and spaced from the radiant heating shade between the radiant heating shade and the sunroof when the blocking shade and the radiant heating shade are in the deployed position.

Radiant heating dual roller shade for vehicle sunroof system

A heating apparatus is provided. The heating apparatus includes a positive temperature coefficient (PTC) heating element and a power controller configured to generate and apply a pulse width modified signal to the PTC heating element. The power controller is configured to vary a current of the pulse width modified signal linearly with respect to a temperature of a space being heated by the PTC heating element.

Positive temperature coefficient heaters and radiant applications thereof

Growing community of inventors

Bloomfield Hills, MI, United States of America

Taeyoung Han