Perforation Gun String Energy Propagation Management with Tuned Mass Damper
First Claim
Patent Images
1. A perforation tool assembly, comprisinga perforation gun;
- anda mass energy absorber coupled to the perforation gun and configured to alter the propagation of mechanical energy released by firing one or more perforation guns, wherein the mass energy absorber comprises a mass and at least one absorber, and wherein the at least one absorber is disposed between the mass and the perforating gun,wherein the at least one absorber comprises a first absorber on a first end of the mass energy absorber and a second absorber on a second end of the mass energy absorber.
1 Assignment
0 Petitions
Accused Products
Abstract
A perforation tool assembly comprises a perforation gun, and a mass energy absorber coupled to the perforation gun. The mass energy absorber is configured to alter the propagation of mechanical energy released by firing one or more perforation guns. The mass energy absorber comprises a mass and at least one absorber, and the at least one absorber is disposed between the mass and the perforating gun.
-
Citations
23 Claims
-
1. A perforation tool assembly, comprising
a perforation gun; - and
a mass energy absorber coupled to the perforation gun and configured to alter the propagation of mechanical energy released by firing one or more perforation guns, wherein the mass energy absorber comprises a mass and at least one absorber, and wherein the at least one absorber is disposed between the mass and the perforating gun, wherein the at least one absorber comprises a first absorber on a first end of the mass energy absorber and a second absorber on a second end of the mass energy absorber. - View Dependent Claims (2, 3, 4, 5, 6, 8, 21)
- and
-
7. (canceled)
-
9. A perforation tool assembly, comprising:
-
a plurality of perforation guns; and a mass energy absorber disposed between at least two of the plurality of perforation guns, wherein the mass energy absorber is configured to reduce the propagation of mechanical energy across the mass energy absorber, wherein the mass energy absorber comprises a mass and at least one absorber, and where the mechanical energy is released by firing one or more perforation guns, wherein the mass energy absorber comprises a first absorber and a second absorber, wherein the first and second absorber are configured to absorb energy and reduce the mechanical energy that propagates across the mass energy absorber. - View Dependent Claims (10, 11, 12, 14, 22)
-
-
13. (canceled)
-
15. A method of perforating a casing string in a wellbore, comprising:
-
modeling a wellbore; modeling a perforation tool assembly, wherein the perforation tool assembly comprises at least one perforation gun and a mass energy absorber; simulating firing the at least one perforation gun; designing the mass energy absorber based on the simulating, wherein designing the mass energy absorber comprises selecting from a plurality of dense materials based on an analysis of energy attenuation and cost of the dense material; firing the first perforation gun when the first perforating gun is disposed in a wellbore; and attenuating a mechanical energy that propagates across the mass energy absorber, wherein the mechanical energy is associated with firing the first perforation gun. - View Dependent Claims (16, 17, 18, 20, 23)
-
-
19. (canceled)
Specification