An axial flux motor water pump comprising a housing, a cover attached to the housing, a stator mounted within the housing, the stator comprising a plurality of stator poles mounted in a ring, each stator pole comprising an electric wire winding, a rotor journaled to the housing in cooperating relation to the stator on a single bearing, an impeller fixed to an end of the rotor, a plurality of magnets mounted to an end of the rotor in cooperative relation to the stator poles, a seal between the rotor and housing whereby the stator and magnets are in a dry zone, the stator enrobed in thermal potting within the housing; and power electronics contained in the cover. The rotor portion of the rotor may be manufactured in a sintering process.

An apparatus for handling fluid within an at least partially electrically driven vehicle, with a valve device including a valve housing. The valve housing includes at least three two radially arranged port openings and at least one axially arranged port opening for the inflow and/or outflow of fluid, and a valve body which is arranged inside the valve housing and is configured to be rotatable about an axial axis of rotation R. The valve body includes a first connecting channel of arcuate shape for connecting two radially arranged port openings and a second connecting channel of arcuate shape for connecting a radially arranged port opening with an axially arranged port opening. The at least two radially arranged port openings define a base plane B, which is configured orthogonally to the axial axis of rotation R, and the first arcuate connecting channel defines a first connecting channel plane V.

A connecting apparatus (interface) for connecting a component to a further component includes at least one electrical connecting device for producing an electrical connection and at least one hydraulic connecting device for producing a hydraulic connection. The connecting apparatus is configured in such a way that an electrical connection and a hydraulic connection of the connecting apparatus to a component can be produced simultaneously.

A cooling circuit for a vehicle, in particular a motor vehicle, includes a pump having at least one rotor that is driven in rotation by a motor and configured to force the circulation of cooling liquid in the circuit. The at least one rotor includes at least one driving screw that is driven by the motor, and at least one driven screw that is driven by the at least one driving screw, the driving screw(s) and driven screw(s) being configured to force the circulation of cooling liquid in the circuit.

A pump assembly for a motor vehicle, comprising at least one mechanical drive, at least one electric drive, and at least one planetary gearbox, wherein the mechanical drive and the electric drive are coupled to one another via the planetary gearbox, the electric drive comprising a rotor shaft that is designed as a hollow shaft, wherein the rotor shaft is mounted at one side on a housing of the pump assembly via a ball bearing and at the other side in a gear stage of the planetary gearbox.

An apparatus for handling fluid within an at least partially electrically powered vehicle, including: a valve device with a valve housing, the valve housing includes at least eight radially arranged port openings for fluid to flow in or out, a valve body, which is arranged inside the valve housing and is rotatable about an axis of rotation R, and the valve body includes at least four connecting channels for fluidly connecting two port openings, respectively.

When a prescribed execution condition is satisfied at the time of transition from HV traveling (that is, traveling performed by an engine and a motor with generation of traveling driving force by the engine) to EV traveling (that is, traveling performed by the motor without generation of traveling driving force by the engine), a controller of a hybrid vehicle performs motoring (or a self-sustaining operation) of an engine and thereafter stops the engine.

An electric coolant pump of a cooling circuit of a motor vehicle includes a pump chamber, a suction line leading into a suction side of the pump chamber, a discharge channel leading out of a pressure side of the pump chamber, and an electric motor with a controller. The electric coolant pump includes a heater including an electric heating element which projects into the suction line or the discharge channel and which can be flushed by the coolant. The electric heating element includes at least a first heating element operating state in which the electric heating element can be operated from a power supply system and a second heating element operating state in which the electric heating element can be operated from an on-board power supply system of the motor vehicle. The controller of the electric motor is configured or programmed such that the electric motor also includes at least two operating states.

A cooling system includes a motor block, a radiator provided with a fan, a pump with an electrical motor to pump the coolant in a cooling circuit, a first temperature sensor at the outlet of the motor block, a second temperature sensor at the outlet of the radiator, a control unit-connected to the temperature sensors and to the electrical motor of the pump to actuate the electrical motor of the pump according to the temperature values detected by the sensor temperatures.

Methods and systems are provided for a flow controller for an engine cooling system is provided. The flow controller comprises a chamber for receiving coolant flowing through the engine cooling system; a first aperture for coolant to flow into or out of the chamber; a first valve for controlling the flow of coolant through the first aperture according to a pressure of the coolant to flow through the first aperture; a second outlet for coolant to flow into or out of the chamber; and a second valve for controlling the flow of coolant through the second outlet according to the pressure of the coolant to flow through the second aperture, wherein the first and second apertures are inlets, for coolant to flow into the chamber though the first and second apertures, or the first and second apertures are outlets, for coolant to flow out of the chamber though the first and second apertures.