The aerodynamical noise of vacuumcouch roll is the major noise source of paper machine.
真空伏辊空气动力性噪声是造纸机的主噪声源。
2
The key point of reducing noise of paper machine is to reduce aerodynamic noise of vacuumcouch.
降低真空伏辊空气动力性噪声是降低抄纸机噪声的关键。
3
We design the laboratorial device of vacuumcouch roll and base on the experimental research, we put forward some solution to reduce aerodynamical noise of vacuumcouch roll.