Newsroom

Since the inception of electric vehicles, chargers have played a key role recharging the battery and ensuring that it is always operating safely and maintained in a good condition to deliver the best performance. Chargers, vehicles and batteries were all simple enough in the early stages of the technology, but as battery systems and charging…

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TM4 is adding 4 new electric powertrain options with increased performance within its SUMO family of products: SUMO HD HV3500-9P SUMO MD HV1800-3P SUMO MD HV2200-3P SUMO MD HV2400-6P These new motor and inverter combinations have been optimized in terms of power, torque and speed. Within the SUMO HD line, the new SUMO HD HV3500…

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Before all-electric vehicles make sense for all types of applications and markets, hybrids solutions will still act as stepping stones to reduce CO2 emissions and ramp-up the production of EV components like batteries, electric motors and power electronics.

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TM4 introduced its first SUMO powertrain system in the market during the summer of 2012, which means that this family of products is now entering its fifth year of deployment in dozens of vehicles applications. With more than 75 million kilometers of real road driving and no design-related failures, the technical and commercial success of…

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All public transit authorities in the province of Québec, Canada, have declared their intention to fully electrify their fleet by 2025, but currently, the electric infrastructure for public transportation is either inexistent or limited. In order to offer a more flexible solution to the transit authorities, a new consortium formed by Dana TM4 Inc., Cummins…

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Hydro-Québec, TM4’s shareholder, recently made public a report comparing the complete life-cycle of an electric vehicle vs a gas-powered vehicle in the province of Québec. It makes quite clear that an electric vehicle powered by Québec’s electricity is more environmentally friendly than a conventional vehicle over their respective life cycles (including the manufacturing of components…

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TM4 offers its SUMO direct-drive powertrains for the bus and commercial vehicle markets. They represent the best compromise between efficiency and simplicity for our customers looking to electrify their commercial vehicle platforms. But why did TM4 come up with this design choice, you may ask? When TM4 first started to develop motor and inverter systems…

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Ultimately, one of the key to being able to optimize the hardware design and the control software of inverters acting as motor controllers is having an in depth knowledge of the design of electric motors. It is one thing to ensure that electric motors and inverters not only have the highest possible efficiency as standalone…

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One question our sales representatives often get is related to Dana TM4’s multi-phase approach; what advantages do 6- and 9-phase electric powertrains provide in comparison with more traditional three-phase systems? Let’s take a look at the top 5 benefits multi-phase systems can offer.

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Selecting the right electric motor to fit a particular vehicle isn’t always straightforward. There are so many variables to consider that it can be difficult to know where to start. Given the price of batteries and electric motors, in order to find the most economical solution, you should look for a powertrain that will fit…

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