This project is a pipeline noise control project for the Yeshanguan compressor station, mainly for the noise control of the main and branch pipes of the cooler and the inlet and outlet pipes of the compressor. Its pipeline silencer has a noise reduction of more than 32 dB(A), and after installation, its boundary meets the Class II standard. The installation of this pipeline silencer also has the following advantages: the color is consistent with the original pipeline, and it will not the original appearance of the station; it is convenient to disassemble, which is conducive to pipeline maintenance; it is conducive to the protection of pipeline coating; it has and heat insulation performance.