Transportation: EV battery life
Tesla does not say how many times its batteries can be re-charged. Since the number of charge cycles is dependent on many variable factors, that is understandable for Tesla not…
Transportation: 56% of Norway’s new cars are EV-based – but geesh, crappy journalism
42% of Norway’s car sales were pure battery electric, and almost 14% were plug-in hybrid. Tesla Model 3 was the best-selling car, with 11% of the market. Source: 56% of…
Transportation: Tesla produced 367,500 EVs in 2019
Tesla said Friday that it delivered 367,500 electric vehicles in 2019 — 50% more than the previous year — a record-breaking figure largely supported by sales of the cheaper Model…
Transportation: New battery promises for EVs
Nikola, a start-up that has focused on hydrogen and battery-powered heavy-duty trucks, isn’t offering many details about the new technology and, considering that other promised breakthroughs have failed to prove…
Transportation: Vehicle miles driven per capita are dropping
“For decades, the country’s driving pattern moved in sync with the economy. Now, we’re driving less even though the economy has been expanding for more than a decade.” Source: America’s…
Energy: Lifecycle GHG emissions from a hybrid, plug in hybrid and an EV are about the same
This graphic, from the International Energy Agency, illustrates the lifetime CO2 equivalent emissions from different types of vehicles. “BEV” is a battery electric vehicle with a 400 km range, HEV…
Energy: In many countries, hybrid gas/EVs emit lower emissions than pure electric vehicles
An average battery electric and plug-in hybrid electric cars using electricity characterised by the current global average carbon intensity (518 grammes of carbon-dioxide equivalent per kilowatt-hour [g CO2-eq/kWh]) emit less…
Transportation: Electric Motorcycles
Electric motorcycles make for intriguing and affordable options, especially for urban and off road applications. Prices range from about US$2500 to about 15x that at the high end!
Transportation: Siemens proposes electrified highways for long haul transport
Siemens proposes overhead electrified highways for long haul transport systems.
Energy: Comparison of internal combustion engine efficiency versus EV battery packs
To replace the 10 gallons of fuel in my compact car requires about 1,700 pounds of Li-ion battery pack. This is inline with real world Li-ion battery pack weights. Gasoline…