GM patent reveals new two-stage turbocharger  [ USA ]

General Motors has been developing a new two-stage turbocharger, according to a patent application published on May 19. Turbochargers have increasingly been used to boost output of small displacement engines, but the associated lag at lower rpm ranges leaves room for improvement. The GM Global Technology Operations patent uses a four-cylinder engine for illustrative purposes. The patent disclos...
<Jun 28, 2016>