air conditioner

If you want to navigate the entire section including the additional explanatory text click on the title link of the first slide to view the full slide page, then use the next links to move through the slide pages. If you just want to view the slide images only in sequence, click on any slide to view it larger in a viewer, then click again to move through each slide in this tutorial trail section.

The Shah 1982 CHART correlation for saturated boiling heat transfer as SysML Activity Diagrams (1)

The Shah 1982 CHART correlation for saturated boiling heat transfer as SysML Activity Diagrams (2): Detailed view of the hex$SI$Shah$twophase$htc$combined SI Real convention function variant

hex$E$Shah$twophase$htc$combined as a single expression using ‘sym$’ markup

Gungor-Winterton method for boiling heat transfer 1987 as SysML Activity Diagram ('$SI$' Real convention version)

hex$E$GungorWinterton$1987$twophase$htc$horizontal as a single expression using ‘sym$’ markup

SysMLv1 Parametric Diagram of the Effectiveness-NTU Method for a finned tube cross flow air conditioner heat exchanger

[PUBLIC VERSION PENDING] SECTION: CASE STUDY: Applications of the Webel MTools class extensions to air conditioners and heat exchangers. With SysMLv1 models.

[TECHNICAL SLIDE TRAIL] The Webel libraries for Wolfram Mathematica: With SysMLv1 models.

SECTION: CASE STUDY: Applications of the Webel MTools class extensions to Psychrometrics (humid air physics). With SysMLv1 models.

[TECHNICAL SLIDE TRAIL] The Webel libraries for Wolfram Mathematica: With SysMLv1 models.

Slides in this section

Overview of the Psy` package and the "one shot" MPsy humid air state class

The MPsy “one shot” humid air state class

MPsy object creation examples

Psychrometrics exercise references (and about some naming conventions)

Psy`Psychrometrics package variables registry

CONVENTION: ‘$EQ$’, ‘$E$’, ‘eq$’ and ‘sym$’: Examples from the Psy` Psychrometrics package

About the Psy` package Psychrometrics exercises slides (in this trail)

Psy` package equations/functions (some correspond to exercise cases)

Psy`humid air physics package: Example: Sensible Heating in SysMLv1

Psy` humid air physics package: Example: Sensible Heating results

‘$E$’, ‘$Q$’,‘$SI$’ and ‘$C$’ function variants: Simple demo using a trivial Psy` function

Uni Texas Psychrometrics handouts (PDF scans). Chap.7 & 8 from 'Thermal Environmental Engineering (3rd Edition)' by Ramsey, Threlkeld, Kuehn

An air-conditioned room at sea level has an indoor design temperature of 75°F and a relative humidity of 50%. Determine the humidity ratio, enthalpy, density, dew point, and thermodynamic wet bulb temperature of the indoor air at design condition.

Source

CED Engineering course PDF: 'Air Conditioning Psychrometrics (A.Bhatia)'

GOTCHA: Mathematica: Specific enthalpy conversion J/kg to Btu/lb: Does not consider a possible "total" enthalpy reference offset vs 0 °C or 0 °F respectively

R32 (Methylene Fluoride) refrigerant links

Keywords

Many of the properties of R32 are available via calls to the free CoolProp software, which has wrappers in many popular coding languages, as well as for Mathematica.