If the inlet stream of a cooler is fully specified, what parameters should be defined to solve the cooler?

• Delta P and Delta T

• Duty and outlet stream T

• Delta P, Delta T, and Duty

• Outlet stream pressure and Delta P

Identify the mathematical/logical operations in Aspen HYSYS from the following options:

• Mach number, Virtual stream

• Balance, Cutter

• Recycle, Adjust, Set

• Set, Balance

A user needs to achieve a target liquid product rate from the separator by manipulating the feed temperature. Select the logical operation(s) that should be used.

• Recycle

• Adjust

• Set

• B and C

Identify which of the following options is not one of the available types of Stream Analysis in Aspen HYSYS streams:

• Line Sizing Manager

• Correlation Manager

• Boiling Point curves

• Cold Properties

If a user wants to review the trend of the stream density along with the stream T & P, what is the best option to do this in Aspen HYSYS?

• Use the Property Table analysis.

• Use a Spreadsheet to evaluate different points of pressure and temperature

• Use an Adjust unit to change the temperature and pressure to evaluate the density of the stream

• Use the Equilibrium unit to evaluate the system at different Temperatures and pressures

If a user has petroleum assay attached to a stream and would like to check the ASTM D86 boiling curve and TBP of the petroleum product stream, which of the following tools should be used?

• Stream Analysis tools - Boiling Point Curves

• Stream Analysis tools - Cold Properties

• Stream Analysis tools - Property Table

• Stream Analysis tools - Petroleum Assay

Which of the following is TRUE about the Spreadsheet Operation?

• Drag & drop variable values from a stream or unit operation to the Spreadsheet

• Only variables that are calculated by the Spreadsheet are exportable to the flowsheet

• A variety of mathematical operations are supported, such as formulas, functions, inequalities, logical operations, IF/THEN/ELSE statements, etc.

• All of the above

What is the degree or freedom for refluxed column with partial condenser and there is a liquid pumparound from stage 6 to 5

• 1

• 2

• 3

• 4

Which of the following reasons apply here for the column unconverged status due of Degrees of Freedom as shown below?

• Column is unconverged as fewer column specifications are given than needed

• Column is unconverged as no column specifications are given

• Column is unconverged as more column specifications are given than needed

• Either A or C

A pipe is buried 1.5m deep underground and has an Urethane Foam insulation of 0.05m, which of following heat transfer options can be selected for performing the rigorous heat transfer calculation for this pipe operation?

• Overall HTC option and Heat loss option to calculate heat transfer

• Segment HTC option to define heat transfer for each pipe segment

• Estimate HTC option

• None of the above