Abstract: Air purification devices are described. Devices are powered to form an electric field along an airflow path that creates a plasma for destruction of pathogens carried through the device. Devices can be single-user, portable devices for purification of air flow to and/or from a single user.

Abstract: An approach is provided for selecting a vehicle using a passenger-based driving profile. The approach involves retrieving a passenger profile of a user. The passenger profile is generated based on sensor data indicating a reaction of the user to at least one vehicle driving behavior previously experienced by the user as a vehicle passenger. The approach also involves processing the passenger profile to select or to recommend a vehicle to the user. The approach further involves presenting the vehicle in a user interface of a device of the user.

Abstract: A system having an electrochemical storage device is provided including an anode chamber filled with anode material and cathode chamber filled with cathode material. The anode chamber is separated from the cathode chamber by ion-conducting solid body electrolytes. The anode chamber is defined on one side by the solid body electrolytes, and on the other side by a wall surrounding the solid body electrolytes. The device has a head part to receive and/or supply electric energy, base part arranged opposite the head part and at least one lateral part having at least one wall between the head and base part. At least one heat dissipating device receives heat from the electrochemical storage device via a first surface and/or to supply heat thereto and to supply and/or receive heat via a second surface. A receiving section is in thermal contact with the heat dissipating device.

Abstract: An electrochemical storage device including a state detector, has an electrochemical storage device, which has a wall that surrounds an electrochemical storage material. The state detector has at least one ultrasonic transmitter and at least one ultrasonic receiver, which are attached to the side of the wall facing away from the electrochemical storage material. The electrochemical storage material is subject to a volume change during operation of the storage device, and the electrochemical storage material is liquid during operation of the storage device and is in direct contact with the wall and the ultrasonic transmitter and the ultrasonic receiver are attached to the wall in such a way that the ultrasonic transmitter and the ultrasonic receiver are acoustically coupled to the wall.

Abstract: An electrochemical storage device is provided including an anode chamber filled with anode material, and a cathode chamber filled with cathode material. The anode chamber is separated from the cathode chamber by ion-conducting solid body electrolyte, and is limited on one side at least partially by the solid body electrolyte, and to the other side at least partially by a wall surrounding at least partially the solid body electrolytes. The electrochemical storage device has a head part where electric energy is guided to and/or taken away from, a base part arranged opposite the head part, and at least one lateral part including at least one wall arranged between the head and base part. At least one first area and second area are formed between the wall and the solid body electrolyte, both areas being different with respect to the respective distance between the wall and solid body electrolyte.

Abstract: An electrochemical storage device has an anode chamber filled with anode material during operation, and a cathode chamber filled with cathode material. The anode chamber is separated from the cathode chamber by solid body electrolyte guiding ions, and the anode chamber is limited on one side by the solid body electrolyte, on another side by a wall at least partially surrounding the solid body electrolyte. The wall is surrounded by a head part of the device, by a base part arranged opposite the head part and/or by a lateral part arranged between the head and base part. The wall has an electrical conductive wall section as an anode to the anode chamber, an at least partially flat, electrical conductive line section electrically connected to the wall section by a surface, and conductivity per surface of the line section greater than conductivity of the wall per surface of the wall section.

Abstract: An electrochemical energy store with an anode, which is electrically connected to an anode space in which an anode material with a first fill level is arranged, and a cathode, which is electrically connected to a cathode space in which a cathode material with a second fill level is arranged, and an ion-conducting separator, which separates the anode space from the cathode space. The ion-conducting separator has a top region and a base region, wherein at least one conductivity section is provided in the top region of the ion-conducting separator, which conductivity section has greater electrical conductivity during correct operation of the electrochemical energy store than an electrically insulating insulation section in the base region, wherein at least one state of charge of the electrochemical energy store exists in which the anode material makes contact with the conductivity section in the anode space.

Abstract: A module with a module housing which is at least partly filled with a thermofluid, the thermofluid being designed in particular for an operating temperature range of 200° C. to 400° C. Furthermore, a fluid energy machine is arranged in the module housing or is partly integrated into the module housing, the fluid energy machine having a drive unit and a transporting unit which are coupled to each other in order to transmit a rotational force. The drive unit is fluidically connected to at least one fluid line of an at least partly external fluid circuit such that the drive unit is energized by a fluid flow in the fluid line, and the drive unit does not have other connections for supplying from another external energy source.

Abstract: An electrochemical energy store with an anode, which is electrically connected to an anode space in which an anode material with a first fill level is arranged, and a cathode, which is electrically connected to a cathode space in which a cathode material with a second fill level is arranged, and an ion-conducting separator, which separates the anode space from the cathode space. The ion-conducting separator has a top region and a base region, wherein at least one conductivity section is provided in the top region of the ion-conducting separator, which conductivity section has greater electrical conductivity during correct operation of the electrochemical energy store than an electrically insulating insulation section in the base region, wherein at least one state of charge of the electrochemical energy store exists in which the anode material makes contact with the conductivity section in the anode space.

Abstract: A heat storage system has a high-temperature battery having a plurality of storage cells, which have an operating temperature of at least 100° C., and which are in contact with a heat exchanger liquid for supplying and dissipating heat, wherein a first heat store having a heat store fluid is furthermore included, the heat store being thermally connected to the high-temperature battery in such a way that heat can be transferred from the high-temperature battery to the heat store fluid. The heat store itself is thermally connected to a low-temperature heat store for heat transfer, the low-temperature heat store being provided for storing low-temperature heat at a temperature level of at least 40° C.

Abstract: An electrochemical storage device including a state detector, has an electrochemical storage device, which has a wall that surrounds an electrochemical storage material. The state detector has at least one ultrasonic transmitter and at least one ultrasonic receiver, which are attached to the side of the wall facing away from the electrochemical storage material. The electrochemical storage material is subject to a volume change during operation of the storage device, and the electrochemical storage material is liquid during operation of the storage device and is in direct contact with the wall and the ultrasonic transmitter and the ultrasonic receiver are attached to the wall in such a way that the ultrasonic transmitter and the ultrasonic receiver are acoustically coupled to the wall.

Abstract: A method of providing anode gas exhaust from a fuel cell stack and carbon dioxide capture by feeding reformed fuel and air into a fuel cell stack where gas exhaust is fed to a series of oxidation/reduction beds to provide exit streams a) of H2O and CO2 which is fed to a condenser to recover CO2, and b) H2O and CO which is recirculated to the fuel cell stack.

Abstract: A system having an electrochemical storage device is provided including an anode chamber filled with anode material and cathode chamber filled with cathode material. The anode chamber is separated from the cathode chamber by ion-conducting solid body electrolytes. The anode chamber is defined on one side by the solid body electrolytes, and on the other side by a wall surrounding the solid body electrolytes. The device has a head part to receive and/or supply electric energy, base part arranged opposite the head part and at least one lateral part having at least one wall between the head and base part. At least one heat dissipating device receives heat from the electrochemical storage device via a first surface and/or to supply heat thereto and to supply and/or receive heat via a second surface. A receiving section is in thermal contact with the heat dissipating device.

Abstract: An electrochemical storage device is provided including an anode chamber filled with anode material, and a cathode chamber filled with cathode material. The anode chamber is separated from the cathode chamber by ion-conducting solid body electrolyte, and is limited on one side at least partially by the solid body electrolyte, and to the other side at least partially by a wall surrounding at least partially the solid body electrolytes. The electrochemical storage device has a head part where electric energy is guided to and/or taken away from, a base part arranged opposite the head part, and at least one lateral part including at least one wall arranged between the head and base part. At least one first area and second area are formed between the wall and the solid body electrolyte, both areas being different with respect to the respective distance between the wall and solid body electrolyte.

Abstract: An electrochemical storage device has an anode chamber filled with anode material during operation, and a cathode chamber filled with cathode material. The anode chamber is separated from the cathode chamber by solid body electrolyte guiding ions, and the anode chamber is limited on one side by the solid body electrolyte, on another side by a wall at least partially surrounding the solid body electrolyte. The wall is surrounded by a head part of the device, by a base part arranged opposite the head part and/or by a lateral part arranged between the head and base part. The wall has an electrical conductive wall section as an anode to the anode chamber, an at least partially flat, electrical conductive line section electrically connected to the wall section by a surface, and conductivity per surface of the line section greater than conductivity of the wall per surface of the wall section.

Abstract: A method of providing anode gas exhaust (38, 39) from a fuel cell stack (36) and carbon dioxide (54) capture by feeding reformed fuel and air into a fuel cell stack (36) where gas exhaust (38, 39) is fed to a series of oxidation/reduction beds (44, 46) to provide exit streams a) of H2O and CO2 (41?) which is fed to a condenser (52) to recover CO2 (54), and b) H2O and CO (48) which is recirculated to the fuel cell stack (36).

Abstract: What is provided is an operating battery stack system (24) with interconnector plates (20) and in and out heat transfer fluids (22), where the fluids, which can be liquid or gaseous, function as heat transfer media, to pass between each interconnector plate (20) in countercurrent direction to extract heat from the battery system (24) permitting heat exchange (28) in a direction perpendicular to the fluid (22) flow and plate axis (26) resulting in lowered temperature gradients within the stack.