Equipment and Plant Design Study Notes with Tab Guide

ANSWERS:

It is the ability to resist deformation or deflection. ANSWER: STIFFNESS

Which of the following spot-examined type has the lowest joint efficiency factor? ANSWER: SINGLE-WELDED

It is the recommended cost index for cost estimation of chemical plants. ANSWER: CHEMICAL ENGINEERING PLANT COST INDEX (CEPCI)

The cost of handling of materials is considered under the _. ANSWER: WORKING CAPITAL

How much is the estimated working capital if the total investment is 2.5M? ANSWER: 625,000

Estimate the year 1992 cost of an equipment if its 500-L equivalent costs Php3.5 M. ANSWER: 568.8K

Estimate the cost of 2000-L equipment if its 500-L equivalent costs Php 3.5M ANSWER: 8.04 MILLION PESOS

Calculate the wall thickness of a cylindrical pressure vessel with a radius of 30 inches and internal operating pressure of 200 psig. The allowable stress of the material is 10,000 psi and the joint efficiency is 0.85. ANSWER: 1.0 INCH

Calculate the head thickness of the pressure vessel in #8 for a 2:1 ellipsoidal head. ANSWER: 0.85 INCH

Calculate the wall thickness of the pressure vessel in #8 if it was spherical instead. ANSWER: 0.56 INCH

Calculate the tank diameter of a CSTR which has a liquid volume of 300 m3? ANSWER: 7.26 M

Calculate the impeller diameter of the CSTR given in #11? ANSWER: 2.42

What is the impeller Reynolds number of a mixing tank (Di= 1.75-m) containing hydrogen peroxide with an agitation speed of 20 rpm? (µ=1.245 cP) ANSWER: 1.18 X 106

What is the power number for the given mixing tank condition in #13? ANSWER: 5 (Use the curve in Perry’s HB pp. 6-35, but commonly if the Reynolds Number is already in millions as in 106, automatic power number is 5)

How much is the power requirement for the mixing tank in #13? ANSWER: 4364.66 Watts of 4.37 kW

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The questions#11 to 15 in plant designs are topics extracted fr transport processes and unit operations by geankoplis or fr plant design by timmerhaus?..

The questions#11 to 15 in plant designs are topics extracted fr transport processes and unit operations by geankoplis or fr plant design by timmerhaus?..

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