## Search found 1262 matches

Fri Apr 09, 2021 3:56 pm
Forum: SMAC/Collision Simulation
Topic: msmac3D Now Uses Vehicle Shape, Not Rectangles
Replies: 2
Views: 133

### Re: msmac3D Now Uses Vehicle Shape, Not Rectangles

HOWTO Video with links to specific tasks now uploaded here:
Fri Apr 09, 2021 3:56 pm
Forum: msmac3D General Q&A
Topic: HOWTO use the Polygon Shape for Collision Interaction v3.20
Replies: 0
Views: 13

### HOWTO use the Polygon Shape for Collision Interaction v3.20

We've prepared a HOWTO video for the msmac3D extension to use the actual 3D polygon shape of the vehicle for collision interaction. This is an extension of the information in msmac3D Now Uses Vehicle Shape, Not Rectangles Some SMAC users have encountered issues with the original SMAC definition of r...
Fri Apr 09, 2021 10:02 am
Forum: Specs/Acceleration/Braking
Topic: Drag factor for a sliding mootorcycle
Replies: 1
Views: 30

### Re: Drag factor for a sliding mootorcycle

Question and response on another forum repeated here so assembling all information Q: I am in need of a deceleration factor/deceleration rate for a motorcycle on grass and dirt (yard to be specific). A: Here's what was posted up: Day and Smith, 1984. SAE 840250. Average on grass earth was 0.70 g's. ...
Thu Apr 08, 2021 11:50 am
Forum: General Reconstruction Analysis
Topic: Tiger Woods Crash Information
Replies: 1
Views: 57

### Re: Tiger Woods Crash Information

We have a 3D scan of the scene made a few days after the crash but were waiting for additional evidence like the EDR data and some better definition of the interaction with trees etc (damage measurements or better pictures) May do a simulation at some point however no major issue: main cause SPEED F...
Thu Apr 08, 2021 12:41 am
Forum: msmac3D Licensee Notes
Topic: VIDEOS: msmac3D Intro & Instruction videos
Replies: 3
Views: 6527

### Re: VIDEOS: msmac3D Intro & Instruction videos

April 2021 New Videos added
Thu Apr 08, 2021 12:26 am
Forum: msmac3D Licensee Notes
Topic: HOWTO Make movies with multiple views V3.20
Replies: 0
Views: 13

### HOWTO Make movies with multiple views V3.20

Uploaded a video with the steps to create a mpg video of multiple views of a msmac3D simulation reconstruction. the Full Video is linked below Below are links to individual tasks presented in the video Right click on Mouse on link select Open in new Tab or Window to keep this list open and available...
Tue Apr 06, 2021 4:24 pm
Forum: msmac3D General Q&A
Topic: FAQ on msmac3D Technology and Licensing
Replies: 2
Views: 242

### Re: FAQ on msmac3D Technology and Licensing

Mon Apr 05, 2021 4:06 pm
Forum: msmac3D Licensee Notes
Topic: Some Recent Important Tech Support Questions
Replies: 0
Views: 20

### Some Recent Important Tech Support Questions

The following are some recent Tech support questions and responses: 1) When using the Nodes Option this is ONLY for the interaction of the vehicle with the terrain (whether undercarriage or rollover contacts). The client with the question has used another software vendor's node like mesh for vehicle...
Fri Apr 02, 2021 12:28 pm
Forum: msmac3D/3D Vehicle Simulation
Topic: Wheel Breakage Simulation with msmac3D
Replies: 1
Views: 125

### Re: Wheel Breakage Simulation with msmac3D

The following is a HOWTO video on setting up a 3D Crash reconstruction Simulation which includes wheel separation and the following: The Full Video (total time=17:32) (also see full video link below) Below are links to individual tasks presented in the video Right click on Mouse on link select Open ...
Thu Apr 01, 2021 4:14 pm
Forum: Specs/Acceleration/Braking
Topic: Effective Drag aka Tumble Number for Rolling vehicles
Replies: 1
Views: 129

### Re: Effective Drag aka Tumble Number for Rolling vehicles

Recently on another forum some numbers/references related to this were posted up Chapter 20 in text, "Fundamentals of Traffic Crash Reconstruction", deals with rollover crashes. In that chapter, they report on Warner's SAE Paper 830612 in which he lists drag factors for vehicles sliding on...