Search found 1788 matches
- Mon Nov 13, 2023 8:12 am
- Forum: msmac3D Licensee Notes
- Topic: msmac3D Ver 4.5.5 FEATURE HIGHLIGHTS, AVAILABLE NOW!
- Replies: 7
- Views: 14635
msmac3D Ver 4.5.5 FEATURE HIGHLIGHTS, AVAILABLE NOW!
Mar 13, 2024: Update 4.5.5 is uploaded! This lists some of the many enhancements Refinement of NEW Sequential Inputs We recently added Sequential Input Tables to permit direct copy/paste of EDR data as inputs fot msmac3D simulations. We also enhanced the notices and messaging to clarify how these ta...
- Fri Nov 10, 2023 7:06 am
- Forum: What Is?
- Topic: What is Closing Speed?
- Replies: 6
- Views: 25958
Re: What is Closing Speed?
That presentation: Using EDR Delta V in Traffic Crash Reconstruction by Rick Ruth We don't know him personally but have heard from colleagues he's a great teacher, presenter and source for useful information. Here is his website Ruth Consulting And here is one of the SAE classes he teached: Applying...
- Thu Nov 09, 2023 8:16 am
- Forum: McHenry News!
- Topic: 2008 McHenry Accident Reconstruction Book
- Replies: 2
- Views: 9913
Re: 2008 McHenry Accident Reconstruction Book
Note we haven't updated this so added 2024 as expected update time for the update to the book!
- Thu Nov 09, 2023 8:02 am
- Forum: What Is?
- Topic: What is Closing Speed?
- Replies: 6
- Views: 25958
Re: What is Closing Speed?
We're on the road this week and just saw your question: First, Coefficient of Restitution (COR) has nothing to do with closing speed. COR would need to be considered in the calculation of the ' impact speed change '. The equation you presented also has gamma which you specified as the ' effective ma...
- Fri Oct 27, 2023 6:56 pm
- Forum: msmac3D Licensee Notes
- Topic: Note on Norton and other anti-virus real time Scanning programs
- Replies: 2
- Views: 4805
Re: Note on Norton and other anti-virus real time Scanning programs
They're at it again! Just got this notice from a licensee that Norton blocking our installation program sometimes clicking on the FILE INSIGHT button can provide an option to STOP the BLOCK! Damn Norton.png Please try these steps and/or search the web to see how to unblock we digitally sign our inst...
- Thu Oct 26, 2023 9:14 am
- Forum: Specs, Crash Tests, Etc.
- Topic: Deceleration of Electric Vehicles with Regenerative Braking
- Replies: 0
- Views: 9749
Deceleration of Electric Vehicles with Regenerative Braking
Regenerative braking in electric cars is a great way to save your brakes! Having driven a Tesla 3 for many years i know i rarely use the brakes. Saw this paper posted up so reposting link to SAE Quantifying the Deceleration of Various Electric Vehicles Utilizing Regenerative Braking Vigil, C., Kaaya...
- Tue Oct 24, 2023 2:13 pm
- Forum: General Topics
- Topic: Winners or Losers in Crash Reconstruction
- Replies: 0
- Views: 15560
Winners or Losers in Crash Reconstruction
Recently got an email from a colleague who consulted on a case and we got a thank you email which ended with: "I believe it was the right decision. Unfortunately, there is no winner in this case." [/b] To which we waxed philosophically in our response which we repeat here: Crash reconstruc...
- Tue Oct 24, 2023 10:33 am
- Forum: McHenry News!
- Topic: McHenry in Collision Magazine Volume 6, Issue 2
- Replies: 1
- Views: 12821
Re: McHenry in Collision Magazine Volume 6, Issue 2
Realized we hadn't posted a link to the paper... " A Short History of Nearly Everything! (...about McHenry and Computers in Highway Safety) " Brian G. McHenry, Presented May 24, 2011 at the 2011 ARC-CSI conference in Las Vegas, published in Collision magazine Volume 6, Issue 2 - Fall 2011
- Sat Oct 21, 2023 9:36 am
- Forum: Simplified Momentum Analysis, PC-Crash, Virtual Crash
- Topic: Q: Is the law of virtual crash Runge-Kutta?
- Replies: 1
- Views: 10158
Re: Q: Is the law of virtual crash Runge-Kutta?
We just realized you may have been responding to the anti-bot question in order to register for the forum If so first sorry for the long winded response... second...Please send your name, company name if a McHenry Software Licensee We probably will know but just in case support staff of a licensee, ...
- Sat Oct 21, 2023 9:21 am
- Forum: Simplified Momentum Analysis, PC-Crash, Virtual Crash
- Topic: Q: Is the law of virtual crash Runge-Kutta?
- Replies: 1
- Views: 10158
Q: Is the law of virtual crash Runge-Kutta?
Question/Comment received today via email to our forum: "I think the law of virtual crash is Runge-Kutta" Answer/Comment: Not sure what you meant by "I think the law of virtual crash is Runge-Kutta' Runge-Kutta is an integrator used in many simulation programs. For exampe in the HVOS...