Search found 740 matches

by MSI
Wed May 15, 2019 2:18 pm
Forum: McHenry Software Website Articles
Topic: What's This Website Articles Section About?
Replies: 1
Views: 1709

Re: What's This Website Articles Section About?

Please Note: we've updated McHenry Software Website McHenry Consultants Website McHenry Forum so all are mobile friendly. This Website Article Section remains on our forum so we don't break any links and also some pages are only still on our old website and not on the McHenry Software Website . Plea...
by MSI
Fri May 03, 2019 5:47 pm
Forum: Collision & Trajectory Analysis
Topic: Can CRASH calculate accurate Delta V ranges for low impact collisions?
Replies: 1
Views: 47

Re: Can CRASH calculate accurate Delta V ranges for low impact collisions?

For additional information on the application of crush coefficients in collision reconstruction, please See: " SAE paper 97-0950 Effects of Restitutionin the Application of Crush Coefficients” Which includes: “At the present time, crush coefficients for vehicle collision analysis are predominantly b...
by MSI
Fri May 03, 2019 2:34 pm
Forum: Collision & Trajectory Analysis
Topic: Can CRASH calculate accurate Delta V ranges for low impact collisions?
Replies: 1
Views: 47

Can CRASH calculate accurate Delta V ranges for low impact collisions?

Q: Can CRASH or CRASH3 calculate accurate Delta V ranges for low impact collisions (e.g. < 5 mph). I think I read somewhere that CRASH was designed more for cases >20mph with crush at least 2-4’’ A: CRASH is not good for low speed collisions. Why? Because the crush coefficients for CRASH are based o...
by MSI
Fri May 03, 2019 2:16 pm
Forum: Collision & Trajectory Analysis
Topic: Are WinSmash, EdCrash, WinCRASH just clones of CRASH?
Replies: 0
Views: 12

Are WinSmash, EdCrash, WinCRASH just clones of CRASH?

Q: Are WinSmash, EdCrash, WinCRASH just clones of CRASH? A: Yes WinSmash , Edcrash and wincrash are all simply clones of CRASH . They are no more accurate than any other. WinSmash was created ONLY for NHTSA use to keep NHTSA out of all the litigation related false claims of accuracy attributed to CR...
by MSI
Thu May 02, 2019 11:17 am
Forum: Collision & Trajectory Analysis
Topic: Question about your CRASH software?
Replies: 0
Views: 16

Question about your CRASH software?

Q: I wanted to learn more about your CRASH software, in particular about delta v calculations. Could you provide more details on this? A: Best place to start is this McHenry forum . We don’t sell CRASH as a separate software program and are actually in the process of integrating it into our msmac3D/...
by MSI
Thu May 02, 2019 10:49 am
Forum: Collision & Trajectory Analysis
Topic: Does msmac3D calculate DeltaV?
Replies: 0
Views: 15

Does msmac3D calculate DeltaV?

Q: Does msmac3D have any features to calculate Delta V? ( I couldn’t find anything about it on the features page) If not, are there any other products you have to that enable Delta V range calculations? A: msmac3D is a mathematical simulation which is essentially the same as running a mathematical f...
by MSI
Thu Apr 25, 2019 5:25 pm
Forum: What Is?
Topic: What is RICSAC?
Replies: 4
Views: 7297

Re: What is RICSAC?

Q: What were the speeds of the RICSAC Tests? A: The speeds are included in the preceding charts however they are in KPH (and for reference conversion factor is 1kph = 0.621371 MPH For convenience, the speeds of the tests are listed below IN MPH from our 1997 paper RICSAC-97 - A Reevaluation of the R...
by MSI
Thu Apr 25, 2019 11:46 am
Forum: msmac3D General Q&A
Topic: April 2019 News & Information
Replies: 2
Views: 91

Re: April 2019 News & Information

Additional Notes on the upcoming msmac3D ver2.50 update: SNAG Option: msmac3D is the ONLY version of SMAC to also have a SNAG option. What is SNAG? See What is SNAG? The Impulsive Constraint Option Also our Help File write-up DISCUSSION:The SNAG Option Additional documentation and enhancements of th...
by MSI
Thu Apr 25, 2019 11:42 am
Forum: msmac3D General Q&A
Topic: April 2019 News & Information
Replies: 2
Views: 91

Re: April 2019 News & Information

Addition notes on the upcoming msmac3D Ver2.50 update: Steering/Braking Table type >1 - The default input for msmac is to have the table type set to 2 (field 6 of the table header) which is the Detect Contact option . See also input tables instructions . NOTE: ADDITIONAL DOCUMENTATION TO FOLLOW: You...
by MSI
Wed Apr 24, 2019 10:16 am
Forum: McHenry News!
Topic: Important Note on Contact Information
Replies: 0
Views: 21

Important Note on Contact Information

Several people have pointed out that in some of our SAE and other papers have erroneous contact information. Just like that Ray has not been at Calspan for 40+ years, some of the email addresses and mailing addresses are old/dated/incorrect. some contain mchenry_at_interpath.com (interpath is an int...