论文部分内容阅读
由中国统配煤矿总公司主持,中国计量科学院、国家通风安全产品监测中心、中国矿业大学等17个单位的专家和工程技术人员参加的新型高效低噪声局部通风机产品测试会最近在萍乡南方煤机厂通过了测试评议。BKY60-4x型11kW高效低噪声局部通风机是原煤炭部下达给萍乡南方煤机厂的重点科研项目。该机最佳工况点风量3.44m~3/s,全风压201 64Pa,全压效率80.3%,噪声
The new type of high efficiency and low noise local ventilator product testing, which is chaired by China National Coal Mine Corporation and attended by 17 experts and engineers from China National Academy of Metrology, National Ventilation Safety Products Monitoring Center and China University of Mining and Technology, Machine factory passed the test evaluation. BKY60-4x 11kW high efficiency and low noise local fan is a key scientific research project issued by the Ministry of Coal to the Pingxiang Southern Coal Factory. The best working conditions of the aircraft air volume 3.44m ~ 3 / s, the total air pressure 201 64Pa, total pressure efficiency of 80.3%, noise