Abstract: An induction charging device for an inductive vehicle charging system for charging a battery of a battery-powered electric vehicle is disclosed. The induction charging device includes at least one coil for generating an electromagnetic alternating field and a coil carrier structure composed of plastic for positioning the strands. A supporting structure is arranged below the at least one coil in a vertical direction. The supporting structure has a plurality of supporting elements arranged at a distance from one another in a longitudinal direction perpendicular to the vertical direction and supported in the vertical direction on the coil carrier structure. At least two magnetic field conducting core plates composed of a soft magnetic material for conducting magnetic flux are provided and have at least one unground surface section. The core plates are supported in the vertical direction on at least one supporting element.

Abstract: A stationary induction charging device may include a coil for providing an electromagnetic alternating field, a power electronics unit, a cooling plate connected to components of the power electronics unit and to the coil in a heat-transferring manner, a cooling device, and a ventilation device. The power electronics unit may be configured to supply energy to and control the coil. The cooling device may include a cooling duct system with a plurality of cooling ducts extending in the cooling plate and a delivery device for driving coolant in the cooling duct system. The ventilation device may include an air duct system with an air duct connected to the cooling plate in a heat-transferring manner, a fan configured to drive the air in the air duct system, an air inlet, and an air outlet. The air inlet and outlet may communicate with a surrounding area of the induction charging device.

Abstract: A stationary induction charging device for an inductive vehicle charging system for charging the battery for a battery-electric vehicle is disclosed. The charging device includes a device housing, at least one coil in the device housing, a power electronics in the device housing, and an air cooling device. The air cooling device has at least one air shaft running into the device housing for guiding air, at least one fan for driving the air, at least one air inlet fluidically connecting the at least one air shaft to the surroundings, and at least one air outlet fluidically connecting the at least one air shaft to the surroundings. The air shaft comprises at least one heat transfer area, in which a shaft wall is coupled to an exterior wall facing away from the interior wall with at least one component of the power electronics.

Abstract: A stationary underbody assembly for an inductive charging device for inductive charging of a motor vehicle may include a closed housing, at least one flat coil, a core arrangement configured to guide a magnetic flux, at least one support, and a cooling air duct. The housing may include a floor arranged at a spacing distance from a substrate. The flat coil may be arranged in the housing spaced apart from the floor in a spacing direction. The core arrangement may be disposed in the housing between and spaced apart from the floor and the flat coil. The support may be arranged within a central region of a core body of the core arrangement and connect the core arrangement and the floor in a heat-transferring manner. The cooling air duct may extend below the floor. The support may penetrate the floor and support the housing on the substrate.

Abstract: A stationary underbody assembly for an inductive charging device for inductive charging of a motor vehicle is disclosed. The stationary underbody assembly includes a housing with a base plate and a housing cover covering the base plate. A flat coil held by a strand carrier, which has a spirally wound conductor and is spaced from the base plate along a spacing direction. A core arrangement with at least one core body for magnetic flux guidance. A cavity formed between the at least one core body and the base plate. A support provided between the flat coil and the base plate. The strand carrier has a pressure platform. A load distribution structure is arranged between the housing cover and the strand carrier.

Abstract: A floor assembly for an inductive charging device is disclosed. The floor assembly includes a base plate and a coil spaced apart from each other in a spacing direction. A core arrangement having at least one core body for magnetic flux guidance is arranged between the base plate and the coil. A cavity is formed between the core arrangement and the base plate. At least one support column extends between at least one of the at least one core body and the base plate. An electronic system arranged in the cavity. The support column has a contour. The electronic system is mechanically pressurized against the base plate in the spacing direction via the contour.

Abstract: A ground assembly for an inductive charging device for inductively charging a motor vehicle parked on a subsurface is disclosed. The ground assembly includes a baseplate that extends transversely to a gap direction, a coil that includes at least one coil winding spaced apart from the baseplate in the gap direction, a core assembly spaced apart in the gap direction from the baseplate and the coil, and a mounting support for holding the core assembly. The mounting support includes a support structure that is spaced apart from the baseplate in the gap direction and positions at least one core body of the core assembly.

Abstract: A floor assembly for an inductive charging device for inductive charging of a motor vehicle parked on an underground may include a base plate extending transversely to a spacing direction, at least one flat coil disposed spaced apart from the base plate in the spacing direction, a core arrangement for magnetic flux guidance, and at least one support. The flat coil may include a spirally wound conductor. The core arrangement may be disposed spaced apart from the base plate and the flat coil in the spacing direction. The core arrangement may include at least one core body extending transversely to the spacing direction in the form of a plate. A lower cavity may be formed between the core body and the base plate. The support may be arranged between the core body and the base plate, and may extend through the lower cavity in the spacing direction.

Abstract: A floor assembly for an inductive charging device for inductive charging of a motor vehicle parked on an underground may include a base plate extending transversely to a spacing direction, at least one flat coil disposed spaced apart from the base plate in the spacing direction, a core arrangement for guiding a magnetic flux, and at least one elastic heat-conducting element. The flat coil may include a conductor. The core arrangement may be disposed spaced apart from the base plate and the flat coil in the spacing direction. The core arrangement may include at least one core body extending transversely to the spacing direction in the form of a plate. A lower cavity may be formed between the core body and the base plate. The core body may be connected to the base plate in a heat-transferring manner via the heat-conducting element, which may extend through the lower cavity.

Abstract: A cooling device for an electromagnetic induction charging device for inductive charging of a motor vehicle with electrical energy. The cooling device may include a housing, an air path, a coolant path, a heat exchanger, and a fan. The housing may include an upper housing shell and a lower housing shell, which may surround a housing interior. The heat exchanger and the fan may be arranged in the housing interior. The air path and the coolant path may be arranged in the housing interior fluidically separated from one another. The coolant path and the air path may be directed through the heat exchanger such that, in the heat exchanger, heat is transferrable from coolant in the coolant path to air in the air path. The fan may be arranged upstream of the heat exchanger in the air path.

Abstract: A method for mounting an electromagnetic charging device on a substrate which can be driven on by an at least partially electric motor vehicle includes (a) laying a separating film on the substrate, (b) applying a flowable and hardenable casting material on the separating film, (c) arranging the electromagnetic charging device on the still flowable casting material, (d) aligning the charging device, and (e) (pre-)fixing the charging device with hardening of the casting material.

Abstract: A system may include at least one stationary inductive charging device for inductively charging a motor vehicle and at least one compressor. The charging device may include a base plate, a cover, an interior volume defined between the base plate and the cover, a coil, a magnetic flux guiding unit, an intermediate wall, an inlet, and an outlet. The intermediate wall may divide the interior volume into a distribution chamber and a receiving chamber. The coil and the magnetic flux guiding unit may be arranged in the receiving chamber. The inlet may be arranged on a pressure side of the compressor such that compressed gas flows into the distribution chamber via the inlet. The intermediate wall may define at least one passage fluidically connecting the distribution chamber and the receiving chamber such that gas flows into the receiving chamber via the passage with reduced pressure.

Abstract: A system may include at least one stationary inductive charging device for inductively charging a motor vehicle and at least one compressor. The charging device may include a base plate, a cover, an interior volume defined between the base plate and the cover, a coil, a magnetic flux guiding unit, an intermediate wall, an inlet, and an outlet. The intermediate wall may divide the interior volume into a distribution chamber and a receiving chamber. The coil and the magnetic flux guiding unit may be arranged in the receiving chamber. The inlet may be arranged on a pressure side of the compressor such that compressed gas flows into the distribution chamber via the inlet. The intermediate wall may define at least one passage fluidically connecting the distribution chamber and the receiving chamber such that gas flows into the receiving chamber via the passage with reduced pressure.

Abstract: A ground assembly for an inductive charging device for inductively charging a motor vehicle parked on a surface may include a base plate, a flat coil, a core body, a lower hollow space, a support, and a heat-conducting jacket. The base plate may be formed as a cooling plate. The flat coil may include a helically wound conductor. The flat coil may be arranged spaced apart from the base plate. The lower hollow space may be defined between the core body and the base plate. The support may be disposed between the core body and the base plate, and may extend through the lower hollow space. The heat-conducting jacket may connect the core body and the base plate in a heat-transmitting manner, and may surround the at least one support in a jacket-like manner.

Abstract: A stationary induction charging device for wireless energy transfer may include a housing base, a housing cover, a transmitting coil, at least one magnetic field conductor, and a power electronics unit. The housing base and the housing cover may define an installation space and a venting space. The transmitting coil, the magnetic field conductor, and the power electronics unit may be arranged in the installation space. The housing base may include a plurality of coolant channels through which a liquid is flowable such that the housing base forms a heat exchanger. The plurality of coolant channels may be distributed within the housing base such that a region of the housing base arranged opposite the power electronics unit and/or a region of the housing base arranged opposite the venting space has a higher coolant channel density than a region of the housing base arranged opposite the transmitting coil.

Abstract: A ground assembly for an inductive charging device for inductively charging a motor vehicle parked on a surface may include a base plate, a flat coil, a core body, a lower hollow space, a support, and a heat-conducting jacket. The base plate may be formed as a cooling plate. The flat coil may include a helically wound conductor. The flat coil may be arranged spaced apart from the base plate. The lower hollow space may be defined between the core body and the base plate. The support may be disposed between the core body and the base plate, and may extend through the lower hollow space. The heat-conducting jacket may connect the core body and the base plate in a heat-transmitting manner, and may surround the at least one support in a jacket-like manner.

Abstract: A ground assembly for an inductive charging device for inductively charging a motor vehicle parked on a surface may include a base plate, a flat coil, a core arrangement, a lower hollow space, a support, and a heat conducting element. The flat coil may be arranged spaced apart from the base plate. The core arrangement may be arranged between and spaced apart from the base plate and a helically wound conductor of the flat coil. The support may be disposed between a core body of the core arrangement and the base plate, and may extend through the lower hollow space. The flat coil may include a stranded wire carrier, which may include a pressure pedestal arranged co-axially to the support. The heat conducting element may at least partially surround the pressure pedestal and may connect the stranded wire carrier with the core body in a heat-transmitting manner.

Abstract: A stationary induction charging device for wireless energy transfer may include a housing base, a housing cover, a transmitting coil, at least one magnetic field conductor, and a power electronics unit. The housing base and the housing cover may define an installation space and a venting space. The transmitting coil, the magnetic field conductor, and the power electronics unit may be arranged in the installation space. The housing base may include a plurality of coolant channels through which a liquid is flowable such that the housing base forms a heat exchanger. The plurality of coolant channels may be distributed within the housing base such that a region of the housing base arranged opposite the power electronics unit and/or a region of the housing base arranged opposite the venting space has a higher coolant channel density than a region of the housing base arranged opposite the transmitting coil.

Abstract: A method for mounting an electromagnetic charging device on a substrate which can be driven on by an at least partially electric motor vehicle includes (a) laying a separating film on the substrate, (b) applying a flowable and hardenable casting material on the separating film, (c) arranging the electromagnetic charging device on the still flowable casting material, (d) aligning the charging device, and (e) (pre-)fixing the charging device with hardening of the casting material.

Abstract: A cooling device for an electromagnetic induction charging device for inductive charging of a motor vehicle with electrical energy. The cooling device may include a housing, an air path, a coolant path, a heat exchanger, and a fan. The housing may include an upper housing shell and a lower housing shell, which may surround a housing interior. The heat exchanger and the fan may be arranged in the housing interior. The air path and the coolant path may be arranged in the housing interior fluidically separated from one another. The coolant path and the air path may be directed through the heat exchanger such that, in the heat exchanger, heat is transferrable from coolant in the coolant path to air in the air path. The fan may be arranged upstream of the heat exchanger in the air path.