Forcing the exhaust gases form the cylinder of an operating diesel engine with the aid of a blower is known as ()
A、scavenging
B、forced draft
C、turbo-charging
D、aspiration
A、scavenging
B、forced draft
C、turbo-charging
D、aspiration
A、injecting fuel oil into a cylinder B、removing exhaust gases from the cylinder C、forcing air into the cylinders under pressure after the exhaust valve has dosed D、a combination of all the above
A、changing the direction of exhaust gas flow B、increasing the exhaust gas velocity C、changing the exhaust gas weight D、increasing the exhaust gas static pressure
A、passing the exhaust through long head pipes B、diffusing exhaust vibrations through activated carbon baffles C、increasing the exhaust gas velocity D、reducing the exhaust gas velocity
A、increasing the linear velocity of the exhaust gases B、changing directions of exhaust gas flow C、decreasing the temperature of the exhaust gases D、accelerating the exhaust gas through a reduced size orifice
A、white smoke in the exhaust B、high exhaust gas pyrometer readings C、sparks in the exhaust D、blue smoke in the exhaust
A、At zero load the intake manifold pressure is greater than the exhaust manifold pressure B、At full load the intake manifold pressure and exhaust manifold pressure are equal C、At full load the intake manifold pressure is less than the exhaust manifold pressure D、At full load the intake manifold pressure is greater than the exhaust manifold pressure
A、prevent soot fires in the exhaust system B、prevent exhaust gas erosion of the tubes C、increase the velocity of exhaust gas flow D、increase the rate of heat transfer