Fan measuring device with purging device

• Main Authors: GUO JIAN, WANG HONGGUANG, MIAO YANPING, ZHANG ZHENGRONG, ZHANG DUO, XU FENGLONG, YU LONG, MA JUN, ZHAI JINXING, ZHOU ZUOFA, WU LITUO, CHENG MING
• Format: Patent
• Language: Chinese; English
• Published: 28.04.2023
• Subjects: MEASURING; MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,MECHANICAL EFFICIENCY, OR FLUID PRESSURE; MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL; METERING BY VOLUME; PHYSICS; TESTING

The utility model discloses a fan measuring device with a purging device, which comprises a total pressure measuring tube, a first pressure gauge, a static pressure measuring tube, a second pressure gauge, an air volume calculating device and a compressed air tube, and is characterized in that the first pressure gauge is connected with the total pressure measuring tube, and the second pressure gauge is connected with the static pressure measuring tube; the air volume calculating device is respectively connected with the first pressure gauge and the second pressure gauge, the compressed air pipe is respectively connected with the total pressure measuring pipe and the static pressure measuring pipe, and the total pressure measuring pipe, the static pressure measuring pipe and the compressed air pipe are respectively provided with a set of valves. According to the utility model, the pressure and flow measurement of the fan are integrated, and the compressed air purging device is adopted, so that the real-time me