PsyChart is a Windows psychrometric analysis tool that displays a full psychrometric chart, lets users define state points from any two properties, and automatically draws process lines for common HVAC heating and cooling operations. It adjusts properties for elevations from -1000 to +24,000 ft, supports dry-bulb temperatures from -40 to 200°F, and calculates using English or metric units with ASHRAE psychrometric equations. The software provides an Air Handler Model to create typical HVAC air-conditioning processes, dynamic zooming and panning, customizable labels and positioning for state points, and comprehensive text reports alongside high-quality color chart printouts. It also links with Chvac so that Chvac system data can be imported directly into PsyChart’s Air Handler Model window for process visualization.

Key Features

Full psychrometric chart with ASHRAE equations Accurate visualization and calculations.

• Displays the complete chart on screen; prints full-color, elevation-adjusted charts.
• Computes properties using ASHRAE psychrometric equations in English or metric units.

Air Handler Model and process plotting End-to-end HVAC process modeling.

• Creates common HVAC heating and cooling processes via the Air Handler Model.
• Automatically draws process lines and supports 7 heating/cooling process types with multiple options.

Flexible state point definition and labeling Clear, customizable documentation.

• Define state points from any two psychrometric parameters.
• Custom labels and adjustable label positions for each state point.

Elevation and temperature range support Applicable to diverse climates and sites.

• Adjusts calculations for elevations from -1000 to +24,000 ft.
• Supports dry-bulb temperatures from -40 to 200°F.

Navigation and reporting tools Efficient analysis and outputs.

• Dynamic zooming and panning of the chart.
• Prints comprehensive and concise text reports.

Workflow integration Data continuity with load calc tools.

• Links with Chvac; PsyChart can import Chvac system data into its Air Handler Model.

Benefits

Accurate, standards-based psychrometrics Trustworthy results for design and analysis.

• Uses ASHRAE equations and elevation adjustments for reliable property calculations.
• Handles wide temperature ranges and both unit systems to fit project needs.

Faster process visualization and documentation Improved communication and deliverables.

• Automatically plots process lines and labels state points for clear, printable charts.
• Generates concise reports that supplement drawings for submittals and reviews.

Integrated design workflow Less re-entry, better consistency.

• Imports system data from Chvac into the Air Handler Model to align loads and processes.