WORKING STANDARD OF VOLUME AND FLOW RATE OF GAS OF BELL TYPE

摘要

Working standard of volume and flow rate of gas of bell type has circular tank, bell, counter-weight, flexible cable, control ruler, device for compensation of mass of bell, section of pipeline for placement of device under investigation, flow rate controller, indicators of displacement of bell, temperature and pressure under bell and on device under investigation, controller, electric drive of rotation of stabilizing ring.