Where Does the Exhaust Gas in the Engine Valve Chamber Come From?

1 Answers
McAlexandra
07/30/25 8:13am
Exhaust gas in the engine valve chamber is caused by a small amount of blow-by from the piston rings. Introduction to the Exhaust Valve: The exhaust valve, also known as the oil separator or pressure control valve, is installed between the compressor outlet and the condenser inlet. Through separation, it improves the heat transfer efficiency in the condenser and evaporator. Working Principle of the Exhaust Valve: High-pressure gas from the compressor enters the exhaust valve and then flows into the guide vanes of the exhaust valve, moving in a spiral pattern along the vanes. The centrifugal force and gravity separate the lubricating oil from the working gas, which then flows down along the inner wall of the cylinder. The working gas passes through a perforated baffle and is discharged from the central pipe of the exhaust valve. The separated lubricating oil accumulates at the bottom of the oil separator and can be periodically drained or automatically returned to the compressor's crankcase using a float valve.
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