Research on the Influence of Characteristics of the Annular Connecting Pipe on the Transmission Loss of the Expanded Exhaust Muffler

Figure 1

Structural schematic diagram of annular connecting pipe muffler. (1) Intake pipe. (2) First expansion chamber. (3) Fixed blocks. (4) Annular connecting pipe. (5) Blocking structure. (6) Second expansion chamber. (7) Exhaust pipe. (L1) Intake pipe length. (L2) First expansion chamber length. (L3) Blocking structure length. (L4) Second expansion chamber length. (L5) Exhaust pipe length. (L6) Fixed block length. (D1) Intake pipe diameter. (D2) Expansion chamber diameter. (D3) Blocking structure diameter. (D4) Exhaust pipe diameter. -fixed block angle. (a) Sectional view of muffler front view. (b) Side sectional view of muffler.

(a)

(b)