Exam in TPG4220 Drilling Fluid - NTNU

Make a graph of pressure loss vs. flow rate in a 1000 m long pipe with inner diameter of 10 cm. Rheological data points are given below, and mud density is 1.1 kg/l. Shear rate (s-1) Shear stress (Pa) 1022 55. 511 30. 340 20. 170 10. 10 2. 5 1. Exam TPG4220, 2008. b) To control/increase the density of the mud, barite is used. Explain the cause ... ................
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