03. How AutoPIPE Vessel calculates values of h in Air Cooler?


Applies To    
Product(s): AutoPIPE Vessel  
Version(s): 45.00.02.004  
Environment: N/A  
Area: Air Cooler  
Original Author: Bentley Technical Support Group  

Problem:

How AutoPIPE Vessel calculates values of h in Air Cooler?

Answer:

Scenario 1: 

Open the Bundle layout by double clicking on the Bundle from Component List. You will see the following figure.

Here are the calculation details of h,

Note: You can Refer KB0031119 to know what is the Gap (H2) and how to change it.

See below Input and output values from report which are matching with the manual calculations above

Scenario 2: 

If you want to have straight stay plate instead of U-shaped figure shown in Scenario 1, Then you have to enter the number of Tubes per Bundle in multiple of Number of Rows.
For example, if you have an 8 number of rows then number of tubes per bundle can be 96 or 104 instead of 100.
Then Open the Bundle layout by double clicking on the Bundle from Component List. You will see the following figure.

Here are the calculation details of h,

See below Input and output values from report which are matching with the manual calculations above

Scenario 3: 

See below bundle layout, schematic diagram and detailed calculation of h for multiple stay plates and partition plates.

See Also

Bentley AutoPIPE

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