the utility model can be used for switching two kinds of gas as well as correct adjusting the air input of the primary admission port with the air supply difference, thereby having a simple structure.
它既能用于两种燃气转换使用,又能随气源不同而适当调节一次进气口空气进气量,结构简单。
adjustable over high temperature protector and air input valve;
可调式超温保护器与空气入风阀;
the relationship of air input and charging efficiency is analyzed whether air condition is changed or not, and reasonable account of the result is given.