A method for preventing hydrates from blocking flow during deep-water gas well testing

ZHANG Jianbo,WANG Zhiyuan,LIU Shujie,MENG Wenbo,SUN Baojiang,SUN Jinsheng,WANG Jintang

Table 3 Comparison of hydrate inhibitor dosage for different hydrate prevention methods.

Water content/% Testing rate/ (104 m3·d-1) Hydrate inhibitor dosage/(m3·d-1) Conventional method Proposed method 0.002 20 3.6 0.5 40 4.0 2.0 60 1.2 0 0.004 20 7.2 1.0 40 8.0 4.0 60 2.4 0 0.006 20 10.8 1.5 40 12.0 6.0 60 3.6 0