A method and device for online magnetic resonance multiphase flow detection

DENG Feng,XIONG Chunming,CHEN Shiwen,CHEN Guanhong,WANG Mengying,LIU Huabing,ZHANG Jianjun,LEI Qun,CAO Gang,XU Dongping,TAO Ye,XIAO Lizhi

Table 4 The designed and measured phase holdups of three-phase fluids.

Designed oil holdup/% Designed gas holdup/% Designed water holdup/% Measured oil holdup/% Measured water holdup/% Measured water holdup/% 10 10 80 10.2 10.8 79.0 10 20 70 10.2 20.7 69.1 10 30 60 9.9 29.1 61.0 10 40 50 10.1 39.0 50.9 10 50 40 10.2 50.2 39.6 10 60 30 9.7 59.1 31.2 10 70 20 9.5 69.4 21.1 10 80 10 10.6 78.9 10.5 20 10 70 20.5 6.5 73.0 20 20 60 20.3 20.7 59.0 20 30 50 20.7 27.9 51.4 20 40 40 20.1 37.9 42.0 20 50 30 20.6 50.3 29.1 20 60 20 19.5 59.5 21.0 20 70 10 20.1 71.1 8.8 30 10 60 31.0 10.0 59.0 30 20 50 30.9 21.1 48.0 30 30 40 30.5 31.5 38.0 30 40 30 29.5 41.1 29.4 30 50 20 28.0 52.2 19.8 30 60 10 30.2 60.3 9.5 40 10 50 40.1 10.1 49.8 40 20 40 37.0 24.1 38.9 40 30 30 41.1 28.6 30.3 40 40 20 41.2 39.2 19.6 40 50 10 39.0 51.1 9.9 50 10 40 48.9 11.4 39.7 50 20 30 51.1 18.9 30.0 50 30 20 48.3 33.0 18.7 50 40 10 50.9 39.2 9.9 60 10 30 60.2 11.0 28.8 60 20 20 60.5 19.0 20.5 60 30 10 58.0 31.8 10.2 70 10 20 73.1 6.7 20.2 70 20 10 72.2 18.0 9.8 80 10 10 78.6 11.2 10.2