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Tag: Caterpillar D7E hybrid bulldozer
Maintenance
How 3 diesel-electric and hybrid construction machines are waging war on wasted energy
For the past decade the drive to reduce diesel exhaust emissions has dominated the headlines. But with the last EPA mandated deadline of 2014 for Tier 4 Final engines here, the war is over and a new front has opened in the drive for cleaner, greener equipment. The new technology trend for heavy equipment is […]
June 1, 2014
Equipment
Study: Hybrid construction equipment emits more harmful pollutants than diesel-only machines
Researchers at the University of California, Riverside, have concluded that while hybrid construction equipment certainly reduces fuel consumption, they are still worse for the environment due to increased harmful emissions. The scientists deployed 10 hybrid Caterpillar D7E bulldozers and six hybrid Komatsu HB215LC-1 excavators at six different jobsites in California. Both machines were tested for […]
October 23, 2013
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