The performance of centrifugal fan using the air in plenum to test was tested,the magnitude and distribute of differences caused was studied by using different nozzles-a single nozzle or combined nozzles when test the same centrifugal fan.
The performance of centrifugal fan using the air in plenum to test was tested,the magnitude and distribute of differences caused was studied by using different nozzles-a single nozzle or combined nozzles when test the same centrifugal fan.
采用进气风室试验装置对离心风机进行性能测试,研究单喷嘴和组合喷嘴测试同一风机所导致的测量结果偏差大小及其分布规律。