| Version | Description | Comments | 
  
    |  | 
  
    | Release history | 
	
    |  | 
	
    | 5.7.0 | 
	
    |  | NEW Tyre model import from Pacejka coefficients |  | 
	
    |  | NEW Engine.NoEnvCompensation addded to disable 
	air density compensation model | Useful if using an already corrected engine 
	model | 
	
    |  |  |  | 
	
    |  | FIX General small bugs, UI improvements, help 
	text edits |  | 
	
    |  | FIX Spurious edit change notifications reduced |  | 
	
    |  | FIX Incorrect ARBX_* channel units |  | 
	
    |  | 
	
    | 5.6.4 | 
	
    |  | Rebuild to fix problem with Help files |  | 
	
    |  | 
	
    | 5.6.0-5.6.3 | 
	
    |  | This is a major upgrade that improves many 
	aspects of the simulation especially in corner speed solving | Lap times will change. | 
	
    |  | CHANGE App Release Date now 2013/9/1 |  | 
	
    |  | NEW Increased number of change gears from 7 to 
	10; only 8 supported by UI, others accessed via API | NOTE Change to Gearbox.EALGears public enum 
	breaks AeroLapCalc2 binary compatibility | 
	
    |  | NEW Array of SimEvent.SSGeneralValues for solver 
	(controls cornering improvements) |  | 
	
    |  | FIX Copy matching components from F to R as well 
	as between corners |  | 
	
    |  | FIX Small bugs in gearbox error messages and UI |  | 
	
    |  | FIX Cornering invalid lower bound detection |  | 
	
    |  | FIX Bug that overwrote other environment 
	properties on pressure/altitude change |  | 
	
    |  | FIX Use of on-disk rather than in-memory bump 
	rubbers for bump rubber gap display |  | 
	
    |  | FIX Units issues: - mass units not being written to units.dat
 - pressure and temperature units being reset when opening event with no 
	units.dat file
 - not recognising "in H2O" or "in Hg" pressure units
 |  | 
	
    |  | FIX Rear bump steer being ignored |  | 
	
    |  | 
	
    | 5.5.0-5.5.3 EXPERIMENTAL | 
	
    |  | private release | This is an experimental release on restricted 
	availability. Lap times will change. | 
	
    |  | 
	
    | 5.4.8 | 
	
    |  | FIX Track problems when moving start segment 
	from default |  | 
	
    |  | NEW Data can be exported in different formats 
	(CSV and new Toolbox text format) |  | 
	
    |  | NEW Added SPA channel (air speed on car, equal 
	to ground velocity + wind velocity) |  | 
	
    |  | CHANGE Changed sign of XAN to match XA |  | 
	
    |  | NEW choice of base (speed/time/distance) and format 
	for auto-export files |  | 
	
    |  | NEW Option for unique auto-export file names |  | 
	
    |  | NEW Bump rubber gap is displayed in UI |  | 
	
    |  | 
	
    | 5.4.7 | 
	
    |  | CHANGE AppReleaseDate now 2013.01.01 |  | 
	
    |  | NEW New OEM licensing option added | Applies only to customers of that OEM | 
	
    |  | FIX Tyre FZ values must all be > 0 (previous 
	only checked for monotonic increasing) |  | 
	
    |  | FIX Added EngineLetState to ExternalDlls |  | 
	
    |  | 
	
    | 5.4.6 | 
	
    |  | FIX Throttle back-interpolation could be 
	inaccurate |  | 
	
    |  | CHANGE Engine braking better handled when 
	evaluating available braking grip |  | 
	
    |  | FIX Assorted minor state calculation fixes and 
	improvements |  | 
	
    |  | FIX Bugs with tyre loaded radius variation with 
	camber |  | 
	
    |  | FIX Torque/throttle calculations when using CVT |  | 
	
    |  | CHANGE OEM engine encryption added |  | 
	
    |  | CHANGE No longer raises msgbox with error if 
	event history contains events with different name |  | 
	
    |  | FIX UI bug in track segment diagnostic display 
	(displayed CzF values for CzR/Cx) |  | 
	
    |  | 
	
    | 5.4.4-5.4.5 | 
	
    |  | FIX Inventory ARB value was always 0 when 
	torsional rate required | All ARB rates now torsional not linear, before 
	linear was used when Fixed Values used for Suspension | 
	
    |  | FIX Rack Ratio was only correct when 
	displacement units were mm |  | 
	
    |  | CHANGE AppReleaseDate now 2012.06.01 |  | 
	
    |  | 
	
    | 5.4.4 | 
	
    |  | FIX Inventory ARB value was always 0 when 
	torsional rate required | Worked OK when linear rate required | 
	
    |  | 
	
    | 5.4.3 | 
	
    |  | FIX Floating master licence flag now honoured |  | 
	
    |  | FIX Centre strut force was not resolved through 
	side strut velocity ratio |  | 
	
    |  | FIX Export could fail |  | 
	
    |  | 
	
    | 5.4.2 | 
	
    |  | NEW Export can now be with constant distance 
	interval, or constant time interval, in addition to previous variable 
	segment based distance export |  | 
	
    |  | NEW Restrictions on DLTS customers creating 
	Suspension Variable, Aero Variable and Tyre components removed | Only applies to DLTS users | 
	
    |  | NEW Added engine power limit to DLTS licence | Only applies to DLTS users | 
	
    |  | 
	
    | 5.4.1 | 
	
    |  | NEW Added anti-roll bar force transfer channels ARBX_F/R |  | 
	
    |  | NEW Added anti-roll bar deflection channels ARBI_F/R |  | 
	
    |  | 
	
    | 5.4.0 | 
	
    |  | NEW Added external engine model OEM licensing 
	option | Note! External engine interface 2.0 no 
	longer supported, replaced by 2.1 Note! New licence is required to use HPD engine model
 | 
	
    |  | FIX Incorrect camber and rack travel 
	interpolation fixed |  | 
	
    |  | NEW Tyre loaded radius channels TLR_* added | Info was available from tyre deflection channel 
	and unloaded radius | 
	
    |  | CHANGE Reinstated ability to read old EXTENDED 
	1.2 format AeroVariable files generated by AeroContour |  | 
	
    |  | 
	
    | 5.3.7 | 
	
    |  | FIX Additions for ExtGeneric | customer specific | 
	
    |  | FIX Incorrect throttle reported on over-run (lap 
	time not affected) |  | 
	
    |  | 
	
    | 5.3.6 | 
	
    |  | FIX Brake roll off rate could be 
	integrated wrongly under some circumstances, causing disjoint brake 
	application rates |  | 
	
    |  | NEW Option in the UI to plot Suspension 
	Variable graphs against rack travel or strut length |  | 
	
    |  | 
	
    | 5.3.5 | 
	
    |  | FIX  Convergence could be erroneously 
	detected when finding corner speed |  | 
	
    |  | FIX Downshift rpm might be not honoured during 
	braking when there are additional corner segments nearby |  | 
	
    |  | 
	
    | 5.3.3-4 | 
	
    |  | NEW Additional functions for team-specific 
	external generic dll | Does not apply to general users | 
	
    |  | CHANGE History no longer discarded when opening 
	event from the same project folder as the last |  | 
	
    |  | NEW LDIS is now pre-calculated and made 
	available to external dlls in PartialState | Applies only to external dll users | 
	
    |  | NEW Q* channels are made available to external 
	dlls in PartialState |  | 
	
    |  | FIX Error when exporting channels with imported 
	channels |  | 
	
    |  | 
	
    | 5.3.2 | 
	
    |  | NEW Minimum allowed corner speed is now user 
	configurable |  | 
	
    |  | 
	
    | 5.3.1 | 
	
    |  | NEW Max rpm can be specified for top gear 
	independent of max engine rpm |  | 
	
    |  | FIX Old Susp Variable files now correctly 
	upgraded to latest version | SUSPVAR 1.1 upgrades to SUSPVAR 2.2 | 
	
    |  | 
	
    | 5.3.0 | 
	
    |  | NEW Anti-roll bar is now fully non-linear 
	function of strut length and rack travel | Important! See application release note for 
	details of data upgrades | 
	
    |  | 
	
    | 5.2.2 | 
	
    |  | FIX Occasional possible "Data Changed" warning 
	on exiting AeroLap |  | 
	
    |  | 
	
    | 5.2.1 | 
	
    |  | CHANGE Engine Power and Engine Energy channels 
	(EE, EP) now found even when decelerating | This allows negative engine power values | 
	
    |  | FIX UI issues when using external tyre model |  | 
	
    |  | 
	
    | 5.2.0 | 
	
    |  | NEW Additional TRR_* Tyre Rolling Radius 
	channels added |  | 
	
    |  | NEW External Generic DLL interface released | Requires special licence | 
	
    |  | CHANGE Gear changes during braking phase now 
	always honour down-change RPM | Down-changes will tend to occur later | 
	
    |  | CHANGE Gear choice at corner apex revised to fit 
	in with revised braking phase strategy above | Apex gears may be higher than before | 
	
    |  | FIX Power is now always removed as soon as a 
	gear change is initiated | De-clutch was one time step out of phase | 
	
    |  | CHANGE Overall gear ratio is now reported as 0 
	during gear changes | No effect on time | 
	
    |  | FIX Too low an apex gear could be chosen |  | 
	
    |  | FIX Power could be removed due to anticipated 
	gear changes that didn't occur | Was rare | 
	
    |  | 
	
    | 5.1.9 | 
	
    |  | NEW GR overall gear ratio channel 
	added |  | 
	
    |  | FIX Bump Rubber component tables could not be 
	pasted in |  | 
	
    |  | 
	
    | 5.1.8 | 
	
    |  | NEW TRR_* tyre rolling radius output channels 
	added |  | 
	
    |  | 
	
    | 5.1.7 | 
	
    |  | FIX Error when redimensioning blank Engine 
	module Torque data table in UI |  | 
	
    |  | 
	
    | 5.1.6 | 
	
    |  | FIX Suspension Inventory file arb values not 
	handled when written with comma decimal separators |  | 
	
    |  | CHANGE Suspension Inventory spring/arb values 
	can now be 0 |  | 
	
    |  | NEW Encrypted files have added MODEL, YEAR 
	fields for easier debugging |  | 
	
    |  | 
	
    | 5.1.5 | 
	
    |  | Application Release Date now 01/01/2011 | Check your licence before upgrading | 
	
    |  | FIX Suspension Inventory file spring values not handled when 
	written with comma decimal separators |  | 
	
    |  | FIX Could fail to solve when fixed suspension 
	component used |  | 
	
    |  | FIX WTOffset fields in Aero module editor would 
	not accept decimal separator |  | 
	
    |  | FIX 0 length element check in Track did not 
	always work as expected |  | 
	
    |  | FIX Wind Speed column units in Track editor not 
	converted to user units (assumed to be m/s) |  | 
	
    |  | FIX Distance column in Track Profile editor was 
	read only |  | 
	
    |  | CHANGE Widened drop downs in Suspension module 
	editor and added tooltips |  | 
  
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