Calculating Weight Drop Impact at 45ft with 16.5 ppg Mud

Click For Summary
SUMMARY

This discussion focuses on calculating the impact force of a 160,000 lbs weight dropped from a height of 45 feet using a mud weight of 16.5 ppg. The mud weight, which is crucial in oil drilling, controls hydrostatic pressure and prevents unwanted flow into the wellbore. The impact force is influenced by the elastic properties of both the dropped weight and the landing surface. Understanding these factors is essential for accurate calculations in drilling operations.

PREREQUISITES
  • Knowledge of mud weight and its role in drilling operations
  • Understanding of impact force calculations
  • Familiarity with drilling fluid properties
  • Basic principles of physics related to weight and height
NEXT STEPS
  • Research the calculation of impact force using the formula F = m * g * h
  • Learn about mud weight measurement techniques and standards from the API
  • Explore the effects of different mud weights on drilling performance
  • Investigate the elastic properties of materials used in drilling operations
USEFUL FOR

This discussion is beneficial for drilling engineers, oilfield technicians, and anyone involved in the calculation and management of drilling operations, particularly those focusing on impact force and mud weight implications.

trini124
Messages
1
Reaction score
0
Trying to calculate this for work.
Have 160,000 lbs drop 45 ft with mud weight of 16.5
 
Engineering news on Phys.org
trini124 said:
Trying to calculate this for work.
Have 160,000 lbs drop 45 ft with mud weight of 16.5

Welcome to the PF.

So this question has to do with oil drilling?

http://www.glossary.oilfield.slb.com/Display.cfm?Term=mud%20weight

mud weight

1. n. [Drilling Fluids] ID: 2133

The mass per unit volume of a drilling fluid, synonymous with mud density. Weight is reported in lbm/gal (also known as ppg), kg/m3 or g/cm3 (also called specific gravity or SG), lb/ft3 or in hydrostatic gradient, lb/in2/ft (psi/ft) or pptf (psi/1000 ft). Mud weight controls hydrostatic pressure in a wellbore and prevents unwanted flow into the well. The weight of the mud also prevents collapse of casing and the openhole. Excessive mud weight can cause lost circulation by propagating, and then filling, fractures in the rock. Mud weight (density) test procedures using a mud balance have been standardized and published by the API.
 
In any case, the impact force depends on the impact time and therefore on the elastic properties of the dropped thing and the landing surface.
 

Similar threads

  • · Replies 3 ·
Replies
3
Views
11K
Replies
3
Views
2K
Replies
13
Views
3K
  • · Replies 12 ·
Replies
12
Views
8K
Replies
5
Views
3K
  • · Replies 9 ·
Replies
9
Views
2K
  • · Replies 28 ·
Replies
28
Views
9K
  • · Replies 12 ·
Replies
12
Views
3K
  • · Replies 28 ·
Replies
28
Views
3K
  • · Replies 4 ·
Replies
4
Views
2K