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EPA annual inventory shows US GHG up 3.1% from 2017-2018

Green Car Congress

This increase was largely driven by an increase in emissions from fossil fuel combustion, which was a result of multiple factors, including more electricity use greater due to greater heating and cooling needs due to a colder winter and hotter summer in 2018 in comparison to 2017.

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New Renesas 32-Bit MCUs for improved fuel efficiency in vehicle powertrain control applications

Green Car Congress

The new MCUs provide high performance and advanced functionality to enable improved fuel efficiency. To help meet increasingly stringent fuel efficiency and CO 2 targets, engine control systems must optimize the ignition and fuel injection timing to match a variety of conditions, such as current combustion and driving status.

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New lineup of Intelligent Power Devices from Renesas contribute to reduced vehicle weight; high-current load switch applications

Green Car Congress

Previously, most ECUs used relays as the switching elements in their drive circuits, with the average automobile using around 100 relays. Recently, stricter environmental regulations in Japan and other countries have spurred accelerated efforts to improve fuel efficiency. Samples of the new IPDs are available now.

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