TechTips
Technical Support provides solutions and workarounds to common technical dilemmas as they apply to different Xchanger Suite modules. HTRI staff also present live webinars on some of these issues. Check the Upcoming Events calendar to see when the next webinar will be offered or see the list of past TechTip webinars.
TT-1 Beware of large height under nozzle with parallel-cut baffles
TT-2 Learn how driver power is calculated (updated 06/2019)
TT-3 Model fan-off operation in Xace (updated 03/2019)
TT-4 Flow boiling with small increase in weight fraction vapor
TT-5 Design guidance for distributor plates (updated 08/2016)
TT-6 Handling excessive pressure drop for low pressure condensers (retired 06/2019)
TT-7 Model flooding for horizontal tubeside condensers
TT-8 Model tube vibration in the bundle entrance region with parallel-cut baffles (updated 07/2019)
TT-9 Specify double-segmental baffles in Xist
TT-10 Model electric heaters in Xist
TT-11 Model DX evaporators in Xace and Xist (retired 10/2020)
TT-13 Model supercritical fluids (updated 05/2019)
TT-14 Create custom templates for Xchanger Suite (updated 02/2022)
TT-15 Single-phase vapor and condensing heat transfer across inline low-finned tube bundles in cross flow (updated 09/2017)
TT-16 Selecting face velocities for API air-cooler designs
TT-17 Tubecount assumptions in Xist
TT-18 Design guidance for no-tube-in-window (NTIW) baffles
TT-19 Piping options in Xist (updated 02/2023)
TT-20 Modeling plugged tubes in Xace
TT-21 Calculating vapor velocity in vacuum condensers
TT-22 Specifying annular distributors (updated 10/2018)
TT-23 Specifying tubeside reflux condensers in Xist
TT-24 Modeling U-bend supports in Xist
TT-25 Modeling anti-vibration support plates in Xist
TT-26 Vibration analysis of nonbaffled H shells
TT-27 Modeling air-cooled heat exchangers with redundant fans
TT-28 Specifying disk-and-doughnut baffles in Xist
TT-29 Kettle vaporizers and the modified three-point heat release curve
TT-30 Modeling plate-and-shell heat exchangers using Xphe
TT-31 Beware of flow obstructions in inlet and outlet regions
TT-32 Condensation of two liquid phases in steam/hydrocarbon applications
Application Notes
Determining Input for Flue Gas Soot Extinction Coefficient
Guidelines for Tube Vibration Analysis
Modeling Temperature Profile in Vertical Tubeside Thermosiphons
Selecting Appropriate Face Velocity Ranges for Air-Cooler Designs