The use of water blocking airbags requires the following technical and operational capabilities:

1. Familiar with the structure and performance characteristics of the water plugging airbag, understand its scope of application and restrictions;

2. Master the installation and inflation method of the water plugging air bag, and can choose the appropriate installation method and charging volume according to the actual situation;

3. Proficient in judging the sealing effect of the water blocking air bag, and able to judge whether the filling capacity of the water blocking air bag meets the requirements according to the sealing effect;

4. Familiar with the basic knowledge of the pipeline, understand the structure, material, size and other parameters of the pipeline;

5. Master the safe operation procedures for pipeline plugging operations, and be able to wear personal protective equipment correctly to ensure operation safety;

6. Master the basic skills of pipeline inspection, such as closed water test, leakage detection, etc.

7. Have certain on-site processing and emergency handling capabilities, and can take timely measures in emergency situations to ensure operation safety.

It should be noted that the use of water plugging airbags needs to strictly abide by the relevant safety operating procedures to ensure the safety of the operation. At the same time, it is necessary to select the appropriate model and specification of the water plugging air bag according to the actual situation, and fully prepare and test to ensure the operation effect and safety.