| 摘要 |
A sensing and data recording downhole system and method for monitoring of firing of a perforating gun system in a well, including a perforating gun system having charges or bullets for performing well perforation; and one or more downhole recorders and/or one or more fluid detection sensors located above, along, below or in array on the perforating gun system or inside the perforating gun system on a conveyance and configured to at least one of record sound waves generated by explosions of the charges or bullets during the firing of the perforating gun system and detect a presence of fluid within a body of the perforating gun system before and after guns of the perforating gun system are fired. |
