Replaceable windings (101) for an electromagnetic machine (100) are provided. A replaceable winding (101) comprises a body (107) having a longitudinal axis (105), the body (107) comprising opposing surfaces along the longitudinal axis (105). The replaceable winding (101) further comprises an aperture (119) through the body (107), between the opposing surfaces, the aperture (119) having generally parallel internal sides about perpendicular to the opposing surfaces of the body (107), the aperture (119) configured to removably received a pole portion (109) of the electromagnetic machine (100). The replaceable winding (101) further comprises electrical conductors wound about the aperture (119) in the body (107). The replaceable winding (101) further comprises electrical connectors (123) at one or more external sides of the body (107), the electrical connectors (123) connected to the electrical conductors.

A drive technology for vehicle treatment installations. The drive technology comprises a washing installation drive motor (2) for a vehicle treatment system (69). The washing installation drive motor (2) is preferably configured as a synchronous motor, in particular as a brushless DC motor. The drive motor (2) has an internal rotor (3) with a hollow shaft (5). As an alternative, or in addition, the washing installation drive motor (2) is configured as a modular drive unit (7). The modular drive unit (7) has a uniform configuration and is provided and configured for driving different apparatus constituent parts of a washing installation. The drive technology further includes a washing installation drive (1), a treatment element (52, 55, 57, 64) and also a vehicle treatment system (60) with a corresponding washing installation drive motor (2), and an associated operating method.

A system can include an axial field rotary energy device with an axis of rotation and a rotor coaxial with the axis and having a shaft, bearings, rotor disks that are coaxial and permanent magnets on each rotor disk. A printed circuit board (PCB) stator is located between the rotor disks to define an air gap on each side of the PCB stator. An enclosure has two enclosure sections with an inspection port. Bearing caps and bearings are mounted to the rotor. A variable frequency drive (VFD) assembly is coupled to the axial field rotary energy device. The VFD has a flexible conduit that extends between the VFD housing and the axial field rotary energy device. The flexible conduit can adapt to different sizes of axial field rotary energy devices.

An axial motor includes a fastening plate and a plurality of magnetic cores. The plurality of magnetic cores are spaced apart around the inner shaft sleeve. A magnetic core end part of the magnetic core covers a part of an end surface of a magnetic core winding part of the magnetic core, and an end surface, of the magnetic core winding part, that is not covered by the magnetic core end part forms a step surface. The fastening plate is fastened to an end surface of the inner shaft sleeve. The fastening plate includes an accommodating groove that is concave relative to the end surface of the inner shaft sleeve. A plurality of magnetic core accommodating holes are provided in the accommodating groove. The plurality of magnetic core accommodating holes respectively correspond to magnetic core end parts that accommodate the plurality of magnetic cores.

An annular stator provided with axial stator slots and stator teeth formed between adjacent stator slots. Each stator slot receives a conductor of a stator winding. The stator is formed of stator sectors. Each stator sector includes two outermost stator teeth and intermediate stator teeth between the two outermost stator teeth. A width of the two outermost stator teeth is equal. Adjacent stator slots within each stator sector are distanced by a first slot pitch and adjacent stator slots belonging to different stator sectors are distanced by a second slot pitch. The first slot pitch is smaller than the second slot pitch.

A modular electric power converter includes a plurality of power converter modules, each module comprising a cell of a Modular Multilevel Converter, MMC, to provide a controlled ac output.

A pump system for pumping production fluids from a wellbore or pumping well treatment fluids into a wellbore comprising: an axial flux electric motor; a seal section coupled to the axial flux motor; a pump intake coupled to the seal section; a pump coupled to the pump intake, and a fluid discharge coupled to the pump. The torque capacity axial flux motor may be modified without removing the axial flux motor from the pump.

A pump system for pumping production fluids from a wellbore or pumping well treatment fluids into a wellbore comprising: an axial flux electric motor; a seal section coupled to the axial flux motor; a pump intake coupled to the seal section; a pump coupled to the pump intake, and a fluid discharge coupled to the pump. The torque capacity axial flux motor may be modified without removing the axial flux motor from the pump.

A system and method for parts handling including: a plurality of parts arranged in a first configuration; a linear motor conveyor including a linear motor track and a plurality of moving elements; a pick and place device configured to move at least a subset of the parts from the first configuration to the linear motor conveyor system; and a control system configured to: determine locations of the parts within the first configuration; control the linear motor conveyor to move the moving elements to positions related to the locations of the parts within the first configuration; control the pick and place device to move the parts generally simultaneously to the corresponding moving elements; and after receiving the parts, move the moving elements such that the parts are in a second configuration that is different from the first configuration.

A motor assembly includes a motor, a controller controlling at least one aspect of operation of the motor, and a control housing defining a control chamber. The controller is in part received within the control chamber. The controller includes a main electronics board and a modular connector assembly. The modular connector assembly includes a secondary electronics board and a connector at least in part supporting the secondary electronics board. The connector includes an inner connector portion and an outer connector portion. The connector extends through the control housing such that the inner connector portion is disposed inside the control chamber and the outer connector portion is disposed outside the control chamber. The outer connector portion defines a first access portal facilitating access to a first component of the secondary electronics board.