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ZF develops compact, competitive magnet-free electric motor: In-Rotor Inductive-Excited Synchronous Motor

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ZF has developed an electric motor which does not require magnets. In contrast to the magnet-free concepts of separately excited synchronous motors (SESM) already available today, ZF’s I 2 SM (In-Rotor Inductive-Excited Synchronous Motor) transmits the energy for the magnetic field via an inductive exciter inside the rotor shaft.

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Bosch starts production of 800V inverter, motor for electric vehicles

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In the 800-volt variant of the electric motor, Bosch has increased the power density. With the same current, but double the voltage, twice as much power can now be transmitted. As a result, the inverter is more compact and powerful. This improves the semiconductors’ electrical conductivity.

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QM Power and University of Kentucky demonstrate 50 kW/liter electric motor; DOE 2025 power density goal

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QM Power and the SPARK Lab at University of Kentucky shared the combined results of a large-scale, multi-objective design optimization study, and lab testing of a prototype motor designed to meet the 2025 power density goals set by the US Department of Energy (DOE). Exploded view of the proposed PM motor.

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Delhi Transport Corporation orders 1500 Tata Motors electric buses

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Delhi Transport Corporation (DTC) signed a definitive agreement with Tata Motors’ fully owned subsidiary, TML CV Mobility Solutions Ltd. for operation of 1,500 electric buses in the city of New Delhi. will supply, operate and maintain 1,500 units of 12-meter low-floor air-conditioned electric buses for a period 12 years.

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Hyundai Motor and Hyundai Electric to develop hydrogen fuel cell package for power generation

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Hyundai Motor Company has signed a Memorandum of Understanding (MOU) with Hyundai Electric & Energy Systems Co. Hyundai Electric ), a leading electrical equipment manufacturer and energy solution provider, to develop a hydrogen fuel cell package for mobile power generation.

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Dongfeng Motor launches the E70 and Voyah Zhuiguang with ProteanDrive in-wheel motors

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China-based Dongfeng Motor (DFM) has launched two new passenger cars powered by ProteanDrive Pd18 in-wheel motors. The two models were showcased at a ceremony in Wuxi, held by DFM and Weifu Electric Drive Technology (WFDT)—the joint venture between Weifu and Protean Electric ( earlier post ).

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Ford Performance selling Mach-E electric crate motor

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Ford Performance is offering the “ Eluminator Mac E Electric Motor ” as an electric crate engine, along with the dozens of combustion crate engines available. Specs include: Peak power: 210 kW (281 hp). The unit includes HV motor to traction inverter harness; LV harness/connector; and vent tube assembly.

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