With the rapid development of the social economy and improvements in road and transportation infrastructure, campers have become a popular choice for high-end self-driving travel. However, the using comfort of campers can be largely affected by the NVH characteristics, which is mainly caused by air-conditioning systems (ACSs), especially for trailer-type campers; therefore, much research is required to reduce the NVH of ACSs for improving camper comfort, which is mainly caused by the compressors.