With the parallel plate electrode arranged in the electric desalting tank, the utility model prevents the electrode plate from influencing the crude oil flow under tester condition.
电脱盐罐内部引入平行板电极，防止了试验装置条件下电极板对原油流动的影响。
2
Slaked lime dry powder and reaction auxiliary agents is deposited in stock tank respectively and the input amount is controlled by automatic tester.
熟石灰干粉和反应助剂分别存放在各自的储罐内，投放量由自动调节装置控制。
3
A tester is developed for the hyperbaric welding of underwater pipeline. It consists of a regulating gas storage, a hyperbaric test tank, a verifying-gas tank, and a control and monitor system.