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Diesel vs electric is a false dichotomy. Many cities in north america have natural-gas powered buses, and a lot of taxi fleets are CNG as well. Then there's a
by white-flame 8y ago
Diesel vs electric is a false dichotomy. Many cities in north america have natural-gas powered buses, and a lot of taxi fleets are CNG as well. Then there's also old-style cable cars and overhead electric lines scattered around, too.
- dzhiurgis 8y agoWhich are all loud, toxic, uncomfortable and expensive to maintain.
- erikpukinskis 8y agoProbably less efficient than converting the natural gas to electricity too?
- acdha 8y agoCNG misses the win from regenerative braking on a massive vehicle in traffic. That’s going to reduce the fuel burned even if the systems are comparable in emissions and also reduces the particulate emissions from brake pads which are linked to various health problems.
- kalleboo 8y ago> CNG misses the win from regenerative braking on a massive vehicle in traffic CNG hybrid busses are gaining traction where I'm from in Europe https://www.vanhool.be/en/public-transport/exquicity-brt/cng-hybrid https://www.vanhool.be/en/public-transport/exquicity-brt/cng...
- acdha 8y agoGood clarification: I should have specified that as direct drive since hybrid approaches can clearly make sense and I'd bet can be easier to engineer since the engine doesn't need to handle variable speed and power demands.