article thumbnail

Remembering Data Compression Pioneer K. R. Rao

Cars That Think

University of Texas at Arlington for more than 50 years. This tribute is an excerpted version of an article dedicated to his memory written by three of his colleagues: IEEE Member Jae Jeong Hwang, Zoran M. is a professor of electrical engineering, also at the University of Belgrade. He was a member of the university’s.

article thumbnail

HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Green Car Congress

Jacob McDonald, of Lovelace Respiratory Research Institute (LRRI) in Albuquerque, New Mexico, where the exposures were carried out. These results have appeared in more than 260 comprehensive reports published by HEI, as well as more than 1,000 articles in the peer-reviewed literature.

Exhaust 150
article thumbnail

A closer look at why heat pumps are dominating EV HVAC systems

Charged EVs

A better solution—and one which has been all but universally adopted by EV OEMs—is to use a heat pump, and by far the most popular type is one in which a refrigerant gas is compressed to a hot gas, condensed back into a liquid, evaporated into a gas again (absorbing considerable heat in the process), then repeating the cycle, all in a closed loop.