What's New

The following changes were made in release 12.2:

• 18 additional optimizations for a total of 37
• Minor bug fixes and other improvements

The following changes were made in release 12.1:

• Suspension geometry calculation improvements
• Minor reliability improvements and bug fixes

The following changes were made in release 12.0:

• Electric vehicle (EV) support
• Added 15 EV calculations
• Added 17 EV graphs
• Added range calculation for fuel-powered vehicles
• Minor cosmetic changes and bug fixes

The following changes were made in release 11.10:

• Improved accuracy of turbocharger compressor map calculations
• Minor cosmetic changes and bug fixes

The following changes were made in release 11.9:

• Improved correlation of anti-dive outputs in 4-link simulation
• Improved battery calculation self-discharge rate temperature compensation
• Minor cosmetic changes and bug fixes

The following changes were made in release 11.8:

• Fixed anti-dive outputs
• Added tire radius input to Chassis Weights calculation
• Use drivetrain loss for additional calculations
• Minor cosmetic changes and bug fixes

The following changes were made in release 11.7:

• Added Loan Payment calculation and graph
• Increased tire pressure limit
• Minor cosmetic changes and bug fixes

The following changes were made in release 11.6:

• Fixed several conversion pages
• Improved several optimization pages
• Fixed highway commute cost input
• Changed top speed redline unit specifier
• Fixed cam item input precision
• Improved TO4-H3 compressor map flow scale

The following changes were made in release 11.5:

• Specify individual air/fuel ratios for each primary fuel type
• Corrected specific energy value of ethanol fuel
• Improved air density calculations
• Improved density conversions

The following changes were made in release 11.4:

• Added piston weight input to piston motion calculation
• Added piston weight input to cycle calculation of engine simulator
• Added piston force output to piston motion calculation
• Added piston force output to cycle calculation of engine simulator
• Added acceleration g-force output to piston motion calculation
• Added acceleration g-force output to cycle calculation of engine simulator
• Added piston force to piston graph
• Added force conversions
• Added braking weight transfer calculation
• Added drivetrain loss input to acceleration input and acceleration simulation
• Added drivetrain loss input to going calculation, and top speed calculation
• Added spark advance and air fuel ratio inputs to octane requirement calculation
• Minor adjustments and optimizations
• Bug fixes

The following changes were made in release 11.3:

• Added battery calculation

The following changes were made in release 11.2:

• Added 3 maintenance reports
• Additional outputs for piston motion calculation and piston combined graph
• Improved formatting of calculation reports
• Customizable background color for calculation reports
• Added horizontal reference guidelines to graphs
• Enabled connecting rod length of at least 60% of stroke (instead of 100%)
• Added thousands separator to conversion pages
• Added rod / bore angle graph
• Added rod / crank angle graph
• Enhanced labels for fuel consumption graph
• Windows 8 and Windows 8.1 support

The following changes were made in release 11.1:

• Added maintenance tasks and maintenance history tracking
• Driveshaft speed calculation and graph
• Simplified effective compression calculation
• Consolidated octane requirement calculation
• Added date support to fuel consumption calculation
• Show cam velocity and acceleration in camshaft calculations
• Enable separate tire frequencies for suspension rates calculation
• Added statistics line graph and statistics bar graph
• Send lap timer results to statistics calculation and graphs
• Additional outputs for piston motion calculation
• Increased piston speed and position accuracy in piston motion calculation and graphs
• Drag and drop support in data files tool window
• Minor bug fixes

The following changes were made in release 11:

• New user interface with visual styles and skin support
• Choice of tabbed or MDI windows
• New, customizable data files, calculations, and graphs windows
• Organize your data files into folders
• Adjust output area with splitters in most calculation windows
• Enable up to ten vehicles at a time and allow customization in the drag race simulation
• Detailed status bar in data log viewer
• Added a Clear button to math from reference calculations
• Added body outline to 4-link suspension geometry simulation
• Added mouse wheel support to 4-link suspension geometry simulation
• Improved graphics and adjustable lights off time for Formula One practice start
• Improved graphics and customizable times for Formula One practice start
• Improved graphics for drag race practice tree
• Added filter option to event log report
• Enhanced data log viewer statistics
• Fuel consumption graph
• Tire temperatures bar graph
• Tire temperatures line graph
• Camshaft graph can now display velocity and acceleration
• Search for data files, calculations, and graphs by a name or part of a name
• Added tire size selector
• List tires with similar dimensions in tire size calculation
• List dimensions for unloaded, static rolling, and dynamic rolling conditions in tire size calculation
• Use tire pressure for calculating rolling radius, rolling diameter, rolling circumference, and revs per distance in tire size calculation
• Use speed for calculating dynamic rolling radius, dynamic rolling diameter, dynamic rolling circumference, and dynamic revs per distance in tire size calculation
• Added output data to the steering input window
• Optionally view static chassis outline in A-arm suspension simulation and strut suspension simulation
• Show front and rear braking force percentage in the Braking force calculation
• Add idle RPM and maximum RPM inputs to engine power curve input
• Simplified engine power curve input reset logic
• Improved animation for acceleration plot
• Color-code input values that are out of range
• Conversions are now in a modeless window, so now you can open multiple conversions windows, arrange them with other windows, etc.
• Angle conversions
• Number conversions
• Convert between weight and volume of water

The following changes were made in release 10.5:

• Send your data input values directly to their conversion pages
• Send calculated values directly to their conversion pages
• Cost calculations
• Fuel cost calculation
• Driving costs calculation
• Fuel efficiency conversions
• Added BFSC inputs to going and top speed calculations
• BFSC oputputs in Metric and English units
• Fixed problem with first click not always activating calculation window's output list
• Minor bug fixes

The following changes were made in release 10.4:

• Multiple enhancements to 4-link suspension geometry simulation, including support for brackets with multiple holes and calculation of anti-squat geometry
• Support for more data logging sets (20 instead of 5)
• View race strategy settings in data log viewer
• Race strategy graph
• Use friendlier time format in lap timer statistics
• Corrected brake line pressure formula
• Reduced minimum top gear ratio
• Minor bug fixes

The following changes were made in release 10.3:

• Improved accuracy for the A-arm suspension simulation and the strut suspension simulation
• Improved accuracy for Ackermann steering intersection point in steering geometry simulation
• Added optimizations for turn-in / steering response, directional stability, and maximum engine speed
• Added display of default value to range tips
• Improved default boost curve
• Minor bug fixes

The following changes were made in release 10.2:

• Cornering weight transfer calculation
• Cornering weight transfer graph
• Improved graphics for 4-link suspension geometry simulation, A-arm suspension geometry simulation, and strut suspension geometry simulation
• Minor bug fixes

The following changes were made in release 10.1:

• Shift points can now be calculated by torque curve or by torque peak RPM
• Shift point combined graph includes engine RPM, road speed, engine torque, and transmission torque
• Lap timer results can now be sorted by lap number or lap time
• Lap timer statistics can be viewed by lap number or lap time
• Improved graphics, adjustable target size, and simultaneous result display for reflex tester

The following changes were made in release 10:

• Easy fractional value entry
• Brakes calculation
• Braking force calculation
• Brake caliper piston area calculations
• Brake pedal ratio calculation
• Road grade input added to braking time and distance calculation
• Revert to default data command for all calculation windows
• Density conversions
• Convert air flow between flow by mass and flow by volume
• Data file details report
• Maximum tire pressure increased to 80 PSI

The following changes were made in release 9.5:

• Built-in facilities for adding, editing, and aligning turbocharger compressor maps
• Ackermann steering guide lines 90 degrees from wheels in steering geometry simulation
• Various enhancements to the steering geometry simulation
• Resizable graph setup dialog

The following changes were made in release 9.4:

• Improved alignment capabilities for turbocharger compressor maps
• Alignment aids and other visual improvements for compressor map calculation
• Several improvements to steering geometry simulation
• Display toe angle and distance in steering geometry simulation
• Convert toe settings between angle and distance
• Enable measuring toe at any radius instead of just at tire tread
• Range tips for all inputs in all calculation windows
• Enabled renaming of open data files
• Mouse wheel support for suspension geometry simulations
• Added g-force to acceleration conversions
• Added a conversions button to the toolbar
• Show favorite calculations and graphs on menus
• Added a bar graph for the lap timer
• Full Unicode conversion
• Minor bug fixes and visual enhancements

The following changes were made in release 9.3:

• Print any calculation window
• Compressor map mouse pointer guide lines
• Compressor map RPM range lines
• Turning circle diameter calculation
• Drag race simulation
• Simplified data entry for the fuel consumption calculation

The following changes were made in release 9.2:

• Conversions
• Fuel consumption calculation
• Additional details for engine simulator valve area calculation
• Additional details for engine simulator valve lift calculation
• Metric input support for polar moment of inertia calculation
• Minor bug fixes and performance improvements

The following changes were made in release 9.1:

• Performance optimizations
• Boost curve
• Compressor map enhancements
• Drag race practice tree now includes rollout time, trans brake delay time, and vehicle delay time
• Minor bug fixes

The following changes were made in release 9:

• Completely new architecture using latest Microsoft development tools
• No copy protection or required registration
• Improved graphics
• Data file archive option makes it easy to create backups
• Safer, more robust file handling routines
• New setup program using latest installer technology
• Show tire outlines in addition to wheel center lines in A-arm suspension simulation and strut suspension simulation
• Permanently save lap timer results and notations in data files
• Permanently save inputs from race strategy settings in data files
• Wheel back spacing calculation
• Delete data files to recycle bin instead of permanent deletion
• 3 new reports
• Made internal functionality more secure
• Numerous bug fixes and improvements based on user feedback and intensive testing
• Windows Vista and Windows 7 support including User Account Control