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Old 12-15-2022, 02:02 PM   #3735
accord1999
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Join Date: Aug 2010
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Quote:
Originally Posted by Fuzz View Post
So becuase we get our electricity form burning natural gas, and natural gas buses exist, I'm really curious what the emmisions profile looks like between the 2 choices, and total life cycle costs including purchase price and fuel/electricity usage. I'd hope they did this analysis.
I haven't seen one for Calgary, but Seattle which plans to replace all of its diesel-hybrid buses, the total life-cycle costs are so high in the moderate (most likely) scenario that its bus fleet will shrink by about 25% without additional sources of funding.

https://seattletransitblog.com/2020/...-all-electric/

Quote:
Into the budget debate comes a remarkable report from Metro, laying out the steep opportunity costs of a transition to all-electric. Under the most likely assumptions, battery electric buses and infrastructure are 53% more expensive than a diesel hybrid fleet. Even with societal benefits including emissions priced in, it’s 42% more expensive. The added cost of a 100% transition from hybrid to battery is enough to buy 237,000 service hours annually through 2040.
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