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A Guide to the 2023 National Electrical Safety Code

Cars That Think

The NESC updates better protect workers, the public, and facilities during the installation, operation, and maintenance of power and communications supplies. Rule 320B has been revised to clarify separations that apply to communications and supply in different conduit systems.

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NASA-led analysis characterizes the impact of jet fuel composition on emitted aerosols

Green Car Congress

Using data gathered during four different, comprehensive ground tests conducted over the past decade, researchers from NASA and their colleagues have statistically analyzed the impact of jet fuel properties on aerosols emitted by the NASA Douglas DC-8 CFM56-2-C1 engines burning 15 different aviation fuels. Using the coefficients … for 30?100%

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Chevy Volt Delivers Novel Two-Motor, Four-Mode Extended Range Electric Drive System; Seamless Driver Experience Plus Efficiency

Green Car Congress

Recognizing the benefits derived from their two-mode approach in their earlier hybrids, the engineering team also observed that they had a second motor—the generator motor—“ going along for the ride ”, as Fletcher said during her presentation at the launch event in Detroit. Click to enlarge. Click to enlarge.

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GM provides technical details of the Gen 2 Voltec propulsion system used in the 2016 Volt

Green Car Congress

A fifth paper presented at the World Congress assessed one year of in-use operating data from first-generation Chevrolet Volt and projected the performance of the second generation.). Clutches are OWC1, C1 and B1. liter range extender engine. For the second-generation, GM wanted to enhance the electric performance of the Volt.

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