Abstract: An apparatus for venting battery ejecta for use in an electric aircraft is presented. The apparatus includes a battery module with a plurality of electrochemical cells. The electrochemical cells include a vent port connected to a venting path to an outlet used to vent battery ejecta in thermal runaway events. The apparatus is designed to prevent ejecta from passing beneath an electrochemical cell.

Abstract: A system and method for using unrecoverable energy in a battery cell is disclosed in this application. A system includes a battery cell, the battery cell includes an excess amount of cathode or anode that can function as half cells in an emergency. A user, such as a pilot, can command a controller to utilize unrecoverable energy based on battery data presented to the user.

Abstract: A system and a method for a battery power management system for an electric aircraft is disclosed. The system includes at least a flight component of an electric aircraft, at least a battery, wherein the at least a battery is configured power the at least a flight component of the electric aircraft, at least a sensor communicatively connected to the at least a battery and a controller communicatively connected to the at least a sensor. The controller is configured to receive sensor data from the at least a sensor, identify a battery status as a function of the sensor data and a battery threshold, and control the power from the at least a battery to the at least a flight component of the electric aircraft as a function of the battery status, further comprising reducing a torque to the at least a flight component.

Abstract: A battery pack for an electric aircraft is disclosed. The battery pack may include a pouch cell within a sealed environment, wherein the pouch cell may include a pair of electrodes, wherein the pair of electrodes is configured to carry electrical current. The pouch cell may include an insulator layer, the insulator layer located between the pair of electrodes. The pouch cell may include an electrolyte within the pouch cell. The pouch cell may include a pouch, the pouch substantially surrounding the pair of electrodes, the electrolyte and the insulator layer. The pouch cell may include a pair of foil tabs in electrical communication with the pair of electrodes and emanating from the sealed environment. The pouch cell may include a seal, wherein the seal is configured to seal about the pair of foil tabs and prevent a flow of cell ejecta from a thermal runaway.

Abstract: A battery pack assembly including at least a battery cell, wherein the battery cell may include a pair of electrodes, a pair of conductive foil tabs and an electrolyte. The battery pack assembly may include a battery cell case, wherein the battery cell case is configured to surround a portion of the a battery cell. The battery cell case may include a layer, wherein the layer may be configured to provide a pressure against a battery cell.

Abstract: A system for a venting seal for battery modules in an electric aircraft is presented. The system includes a plurality of battery modules, wherein each battery module comprises a vent conduit, a contactor configured to disengage at least a catalyst battery module as a function of a thermal event, and an electrical bridging device configured to seal off the at least a catalyst battery module as a function of an independent seal, disengage the at least a catalyst battery module from the remaining plurality of battery modules, and transfer electrical energy across the plurality of battery modules.

Abstract: An apparatus for venting battery ejecta for use in an electric aircraft is presented. The apparatus includes a battery module with a plurality of electrochemical cells. The electrochemical cells of the plurality of electrochemical cells are separated by a carbon fiber barrier. Venting port of a plurality of venting ports is configured to vent an electrochemical cell of the plurality of electrochemical cells using a venting path of a plurality of venting paths, wherein the plurality of vent ports is fluidly connected to the plurality of venting paths and the plurality of venting paths are fluidly connected to at least an outlet. Venting paths direct the battery ejecta from the electrochemical cell to the outside of the electric aircraft through at least an outlet.

Abstract: An apparatus for venting battery ejecta for use in an electric aircraft is presented. The apparatus includes a battery module with a plurality of electrochemical cells. The electrochemical cells of the plurality of electrochemical cells are separated by a carbon fiber barrier. Venting port of a plurality of venting ports is configured to vent an electrochemical cell of the plurality of electrochemical cells using a venting path of a plurality of venting paths, wherein the plurality of vent ports is fluidly connected to the plurality of venting paths and the plurality of venting paths are fluidly connected to at least an outlet. Venting paths direct the battery ejecta from the electrochemical cell to the outside of the electric aircraft through at least an outlet.

Abstract: An apparatus for venting battery ejecta for use in an electric aircraft is presented. The apparatus includes a battery module with a plurality of electrochemical cells. The electrochemical cells of the plurality of electrochemical cells are separated by a carbon fiber barrier. Venting port of a plurality of venting ports is configured to vent an electrochemical cell of the plurality of electrochemical cells using a venting path of a plurality of venting paths, wherein the plurality of vent ports is fluidly connected to the plurality of venting paths and the plurality of venting paths are fluidly connected to at least an outlet. Venting paths direct the battery ejecta from the electrochemical cell to the outside of the electric aircraft through at least an outlet.

Abstract: A system for battery pack cooling including a battery pack. The battery pack includes a plurality of pouch cells and a separation element, where the separation separates at least a first pouch cell of the plurality pouch cells from a second pouch cell of the plurality of pouch cells. The separation element contains a fluid. The system also includes a cooling plate, where the cooling plate is adjacent to the lower side of the battery pack. The cooling plate comprises at least a cooling fin, where the at least a cooling fin extends towards the separation element.

Abstract: A system for battery pack cooling including a battery pack. The battery pack includes a plurality of pouch cells and a separation element, where the separation separates at least a first pouch cell of the plurality pouch cells from a second pouch cell of the plurality of pouch cells. The separation element contains a fluid. The system also includes a cooling plate, where the cooling plate is adjacent to the lower side of the battery pack. The cooling plate comprises at least a cooling fin, where the at least a cooling fin extends towards the separation element.

Abstract: Aspects of the present disclosure are generally related to a battery pack having a carbon fiber battery case, the battery pack comprising a plurality of pouch cells. Further, the battery pack having a carbon fiber battery case may include a casing formed with carbon fiber, the casing having one or more carbon fiber separation sheets and, the casing configured to dissipate heat from the plurality of pouch cells in a direction along carbon fibers of the casing.

Abstract: An apparatus for active battery pack cooling including a battery pack with a plurality of battery modules. The apparatus further including an active cooling system with a coolant channel, wherein the coolant channel includes a coolant fluid. The active cooling system is in thermal communication with more than one of the plurality of battery modules. The apparatus also including a plurality of passive heat transfer elements, wherein each of the plurality of passive heat transfer elements is connected to the active cooling system, extends to a battery module of the plurality of battery modules, and extends away from the coolant channel.

Abstract: An apparatus for active battery pack cooling including a battery pack with a plurality of battery modules. The apparatus further including an active cooling system with a coolant channel, wherein the coolant channel includes a coolant fluid. The active cooling system is in thermal communication with more than one of the plurality of battery modules. The apparatus also including a plurality of passive heat transfer elements, wherein each of the plurality of passive heat transfer elements is connected to the active cooling system, extends to a battery module of the plurality of battery modules, and extends away from the coolant channel.

Abstract: A system for battery pack cooling including a battery pack. The battery pack includes a plurality of pouch cells and a separation element, where the separation separates at least a first pouch cell of the plurality pouch cells from a second pouch cell of the plurality of pouch cells. The separation element contains a fluid. The system also includes a cooling plate, where the cooling plate is adjacent to the lower side of the battery pack. The cooling plate comprises at least a cooling fin, where the at least a cooling fin extends towards the separation element.

Abstract: In an aspect, a system for battery temperature management in an electric aircraft. In some embodiments, the system includes a plurality of battery cells, comprised of pouch cells. The system includes at least a sensor communicatively connected to a computing device. At least a sensor may be configured to detect temperature. A system also includes a plurality of temperature regulating elements disposed between the plurality of pouch cells. A temperature regulating elements are configured to maintain the temperature of the battery pack. The system also includes a computing device communicatively connected to the plurality of temperature regulating elements. A computing device is configured to determine a target temperature of the plurality of cells and direct the plurality of temperature regulating elements to modify a temperature of the plurality of battery cells as a function of the target temperature.

Abstract: A system and method for automatic preconditioning of a battery pack is shown. The system comprises a battery pack coupled to an electric aircraft, configured to power the electric aircraft, and comprises a plurality of battery cells where each battery cell of the plurality of battery cells includes a battery tab and a plurality of vents where each vent of the plurality of vents is located under each battery cell of the plurality of battery cells. The system also comprises a sensor coupled to the battery pack and configured to detect a battery pack output. Battery pack output is then received by a controller which is configured to identify a vent arrangement as a function of the battery pack output, maneuver the plurality of vents as a function of the vent arrangement, and supply heat through the plurality of vents.

Abstract: In an aspect, a battery assembly of an aircraft. A battery assembly is configured to include a first plurality of battery cells, a second plurality of battery cells, and an electrical bridging device. A top of each battery cell of first plurality of battery cells is coupled to a first side of an electrical bridging device. A top of each battery cell of a second plurality of battery cells is coupled to a second side of an electrical bridging device.

Abstract: Provided in this disclosure are systems and methods for venting an electric vehicle. A vent may be selectively opened or closed to allow a fluid to traverse through a specific portion of the vent so that the fluid may be displaced away from or toward battery modules and/or cells of an electric aircraft. The movement of fluid through a vent allows for regulation of, for example, a temperature of a battery pack of an electric aircraft, or components thereof, of the electric aircraft.

Abstract: A system for battery pack cooling including a battery pack. The battery pack includes a plurality of pouch cells and a separation element, where the separation separates at least a first pouch cell of the plurality pouch cells from a second pouch cell of the plurality of pouch cells. The separation element contains a fluid. The system also includes a cooling plate, where the cooling plate is adjacent to the lower side of the battery pack. The cooling plate comprises at least a cooling fin, where the at least a cooling fin extends towards the separation element.