Editing IC Bus (section)

=== Hybrid diesel-electric buses ===
IC offers hybrid diesel-electric powertrains in the CE conventional school bus as an option.  The buses provide a claimed approximately 40% to 65%{{Dubious|date=October 2013}} better fuel economy<ref name=PR-080725>{{cite press release |url=http://ir.navistar.com/releasedetail.cfm?releaseid=324455 |title=California's Newest Green Product - A Hybrid School Bus - Saves Fuel, Reduces Emissions |date=25 July 2008 |publisher=Navistar |access-date=3 January 2018 |quote=After one school year and 13,000 miles, [Ralph Knight, transportation director at Napa Valley School District] was pleasantly surprised to learn that the fuel efficiency of the hybrid bus helped him reach close to 13 miles per gallon -- nearly double the fuel efficiency of a typical diesel school bus. [...] Traveling about 65 miles per day, the hybrid bus typically transports roughly 60 children each morning and 60 each afternoon through a mixed route of highway and city driving. |archive-url=https://web.archive.org/web/20180104073254/http://ir.navistar.com/releasedetail.cfm?releaseid=324455 |archive-date=January 4, 2018 |url-status=dead }}</ref><ref name=CE-Hybrid /> but cost about two and a half times more than a standard diesel bus ($210,000 versus $80,000).<ref>{{cite web|url=http://www.advancedenergy.org/corporate/initiatives/heb/phase4.php |title=Plug-in Hybrid Electric School Bus, Project Phases - Phase IV |date=29 September 2007 |access-date=February 19, 2017 |publisher=Advanced Energy |url-status=dead |archive-url=https://web.archive.org/web/20070929102710/http://www.advancedenergy.org/corporate/initiatives/heb/phase4.php |archive-date=September 29, 2007 }}</ref><ref>{{cite press release |url=https://www.businesswire.com/news/home/20100427005591/en/Fourth-Graders-Win-Hybrid-Bus-School-Nation |title=Third and Fourth Graders Win Hybrid Bus for Their School as Nation Selects 'America's Greenest School |date=27 April 2010 |publisher=Business Wire |access-date=3 January 2018}}</ref>

[[Enova Systems]]<ref>{{cite web|url=http://www.enovasystems.com/ |title=Enova &#124; Electric, Hybrid Electric and Fuel Cell Drive Systems |website=Enovasystems.com |date=2011-12-31 |access-date=2016-03-09}}</ref> entered into a long-term supply agreement with IC Bus<ref>{{cite web|url=http://www.greencarcongress.com/2008/05/enova-systems-a.html |title=Enova Systems and IC Bus Execute Long Term Agreement For Hybrid School Buses |publisher=Green Car Congress |date=2008-05-20 |access-date=2016-03-09}}</ref> that guarantees that Enova's proprietary Post Transmission Parallel Hybrid Electric drive system will be used in IC Bus' hybrid electric school buses.<ref name=PR-080725 /> The hybrid school bus project features Enova's charge depleting (or "plug-in") or [[charge-sustaining]] systems. The drivetrain is powered by [[Valence Technology]] lithium ion phosphate battery modules.  The braking system utilizes [[regenerative braking]] both as a means to reduce wear on the service brakes and to supply the batteries with extra power.<ref name=CE-Hybrid>{{cite web|url=http://www.icbus.com/ICCorp/BusDownloads/School%20Route/CE%20Series%20Hybrid%20Sell%20Sheet.pdf |title=CE Series Hybrid Sell Sheet |date=2009 |publisher=IC Bus |access-date=April 26, 2010 |url-status=dead |archive-url=https://web.archive.org/web/20101231211526/http://www.icbus.com/ICCorp/BusDownloads/School%20Route/CE%20Series%20Hybrid%20Sell%20Sheet.pdf |archive-date=December 31, 2010 }}</ref> As Enova went Bankrupt in 2014, IC Bus has discontinued the Hybrid option, once again leaving the CE with the Diesel Powertrain option.<ref>{{Cite news |last=Fine |first=Howard |title=Electric Vehicles' Latest Breakdown |work=Los Angeles Business Journal |url=https://labusinessjournal.com/news/weekly-news/electric-vehicles-latest-breakdown/}}</ref>