Template:HXCalc Data Section
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| Tag (Long/Short) | Input / Calc | Description/Calculated Variables / Options |
| HX Sizing Calculations | ||
| ModelDuty | Calc | This is the actual duty for the {{{UnitOp}}} (thus duty calculated in the first tab page). It is used for all calculations. |
| CalculateWhat | HTC | This allows the user to calculate the required HTC based on Actual {{{UnitOp}}} Duty and specifying Area and LMTD. |
| Area | This allows the user to calculate the required Area based on Actual {{{UnitOp}}} Duty and specifying HTC and LMTD. | |
| LMTD | This allows the user to calculate the required LMTD based on Actual {{{UnitOp}}} Duty and specifying HTC and Area. | |
| HTC | Input/Calc | Heat Transfer Coefficient - This field can be an input or a calculated variable depending on the method selected. |
| Area | Input/Calc | Heat Transfer Area - This field can be an input or a calculated variable depending on the method selected. |
| U*A / UA | Calc | HTC x Area |
| LMTD | Input/Calc | Log Mean Temperature Difference - This field can be an input or a calculated variable depending on the method selected. |