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Welcome to the group of Project Chrono developers.
Use this group to exchange ideas, comments and bugs with other developers
of Project Chrono, including C++ issues, planned features, etc.
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More information at:
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Brock Birdsong
, …
Bocheng Zou
3
10:28 AM
Cascade Step File Demo
Hi Brock, Unfortunately, we decided not to include the cascade support for the upcoming Chrono 10
unread,
Cascade Step File Demo
Hi Brock, Unfortunately, we decided not to include the cascade support for the upcoming Chrono 10
10:28 AM
Alex Smofan
,
Radu Serban
2
Mar 20
How to set Chrono mu(I) rheology parameters (e.g., average_diam, mu_fric_s) for granular flow in DualSPHysics?
CRM (and the mu(I) rheology) is a feature of Chrono::SPH. That has nothing to do with DualSPHysics!
unread,
How to set Chrono mu(I) rheology parameters (e.g., average_diam, mu_fric_s) for granular flow in DualSPHysics?
CRM (and the mu(I) rheology) is a feature of Chrono::SPH. That has nothing to do with DualSPHysics!
Mar 20
Leah Richard
, …
Patrick CHEN
3
Mar 19
Vulkan/VSG fails inside Docker on WSL2/WSLg: vkCreateInstance
Hello Leah, This is a WSL2 issue(and is Windows enviornment and WSL2 version dependent), there are
unread,
Vulkan/VSG fails inside Docker on WSL2/WSLg: vkCreateInstance
Hello Leah, This is a WSL2 issue(and is Windows enviornment and WSL2 version dependent), there are
Mar 19
Aleksandr Prokhorov
,
Patrick CHEN
2
Mar 19
building ROS module
Hi Alex, Sorry for the late reply. We are aware of this bug, and please expect a fix in the very
unread,
building ROS module
Hi Alex, Sorry for the late reply. We are aware of this bug, and please expect a fix in the very
Mar 19
Brock Birdsong
,
Bocheng Zou
2
Mar 17
Error running vehicle demos
Hi Brock, Please note that those demo has been heavily updated. Please obtain those demos from the
unread,
Error running vehicle demos
Hi Brock, Please note that those demo has been heavily updated. Please obtain those demos from the
Mar 17
mahsun bingöl
Mar 17
Give advice to a beginner for build 3 wheeled narrow tilting vehicle
Hello friends, I am a new Chrono user. I want to build 3 wheeled narrow tilting vehicle in Chrono
unread,
Give advice to a beginner for build 3 wheeled narrow tilting vehicle
Hello friends, I am a new Chrono user. I want to build 3 wheeled narrow tilting vehicle in Chrono
Mar 17
JC Denton
,
Radu Serban
2
Mar 16
Height functors with Rigid Terrain + Rigid Tire
Hi JC, A ChRigidTire leverages the Chrono collision and contact systems. As such, it can only
unread,
Height functors with Rigid Terrain + Rigid Tire
Hi JC, A ChRigidTire leverages the Chrono collision and contact systems. As such, it can only
Mar 16
Shahriar Karim Shafin
,
Ruochun Zhang
14
Mar 14
Triaxial Compression Test in DEM Engine
Then there should be a warning message indicating the mass-related issue. I did mention this being
unread,
Triaxial Compression Test in DEM Engine
Then there should be a warning message indicating the mass-related issue. I did mention this being
Mar 14
Dinesh M
, …
Bocheng Zou
7
Mar 13
Modelling the intensity returns of lidar sensor
Hi August, I hope this email finds you well. Please note that the interface SetLidarIntensity /
unread,
Modelling the intensity returns of lidar sensor
Hi August, I hope this email finds you well. Please note that the interface SetLidarIntensity /
Mar 13
TudorMiron
,
Radu Serban
2
Mar 12
Fix for transparency rendering bugs in chrono_vsg (ShaderUtils.cpp)
Hi Tudor, We did notice issues with rendering transparent objects with Chrono::VSG but didn't
unread,
Fix for transparency rendering bugs in chrono_vsg (ShaderUtils.cpp)
Hi Tudor, We did notice issues with rendering transparent objects with Chrono::VSG but didn't
Mar 12
Antoine Laborde
,
Radu Serban
4
Mar 6
Collision detection at different scales
Yes, that is correct. Whatever units you are using, you just need to ensure that they are consistent.
unread,
Collision detection at different scales
Yes, that is correct. Whatever units you are using, you just need to ensure that they are consistent.
Mar 6
Leen
,
Ruochun Zhang
2
Mar 6
Scale consistency on coupling SMC and DEM
Hi Leen, Chrono is dimensionless. There's no assumed unit system. So you need to make sure to use
unread,
Scale consistency on coupling SMC and DEM
Hi Leen, Chrono is dimensionless. There's no assumed unit system. So you need to make sure to use
Mar 6
Haifei Chen
Mar 5
Mode shape of a 3D beam
Hi all, I'm trying to do a modal analysis for a beam restrained in y-direction for all nodes and
unread,
Mode shape of a 3D beam
Hi all, I'm trying to do a modal analysis for a beam restrained in y-direction for all nodes and
Mar 5
Faisal Hafizh
,
Radu Serban
2
Mar 4
Generating CRG Roads
This is not really a Chrono question, but rather an OpenCRG one. Yes, you can use the OpenCRG library
unread,
Generating CRG Roads
This is not really a Chrono question, but rather an OpenCRG one. Yes, you can use the OpenCRG library
Mar 4
Zero
,
Radu Serban
2
Mar 4
Compilation issue with the Chrono::sensor module
Are you using the correct version of OptiX? We are now requiring OptiX > 9.0 (see https://api.
unread,
Compilation issue with the Chrono::sensor module
Are you using the correct version of OptiX? We are now requiring OptiX > 9.0 (see https://api.
Mar 4
Simon T
Mar 3
Speeding Up Vehicle Simulations
Hi, We have been looking into Project Chrono as an alternative physics engine to what we currently
unread,
Speeding Up Vehicle Simulations
Hi, We have been looking into Project Chrono as an alternative physics engine to what we currently
Mar 3
Zero
, …
Dan Negrut
13
Mar 2
On the Application of Engineering Vehicle Simulation
It would be a great service to the community to develop an open-source demo like that. And the
unread,
On the Application of Engineering Vehicle Simulation
It would be a great service to the community to develop an open-source demo like that. And the
Mar 2
Faisal Hafizh
, …
Radu Serban
11
Mar 1
Simulating Multiple Vehicles
Hi Radu, Thank you for the clarification. It is working now. I have another question regarding
unread,
Simulating Multiple Vehicles
Hi Radu, Thank you for the clarification. It is working now. I have another question regarding
Mar 1
Recep KOÇ
,
Radu Serban
2
Mar 1
Obtaining Torque Data from the Steering Wheel of a Sedan Vehicle
At this time, we do not have a steering mechanism template that includes the steering column. For all
unread,
Obtaining Torque Data from the Steering Wheel of a Sedan Vehicle
At this time, we do not have a steering mechanism template that includes the steering column. For all
Mar 1
Simone
, …
Dario Fusai
4
Feb 26
ChLinkMotorRotationAngle::GetMotorAngleDt2() -> wrong acceleration
Hello Simone, we tested your code and discovered that there was indeed a bookkeeping issue on our
unread,
ChLinkMotorRotationAngle::GetMotorAngleDt2() -> wrong acceleration
Hello Simone, we tested your code and discovered that there was indeed a bookkeeping issue on our
Feb 26
Neha Peddinti
Feb 17
Modeling terrain property changes under rover traversal
Hello, I'd like to run simulation experiments to gather data about how well a rover can follow
unread,
Modeling terrain property changes under rover traversal
Hello, I'd like to run simulation experiments to gather data about how well a rover can follow
Feb 17
Federico Cancian
Feb 17
Linearizing PyChrono Model
Hi everyone, I'm currently using Project Chrono (via PyChrono) for a research project focused on
unread,
Linearizing PyChrono Model
Hi everyone, I'm currently using Project Chrono (via PyChrono) for a research project focused on
Feb 17
Sean You
,
Radu Serban
2
Feb 4
Vulkan not found with vulkan 1.4 installed
Hi Sean, You must set VULKAN_SDK. On my Windows machine, that is set to 'C:\VulkanSDK\1.3.236.0
unread,
Vulkan not found with vulkan 1.4 installed
Hi Sean, You must set VULKAN_SDK. On my Windows machine, that is set to 'C:\VulkanSDK\1.3.236.0
Feb 4
Jasper Grant
Feb 3
GRC-1 SCM Parameters
Hello, I was reading through the reproducibility repo and found a line that has SCM parameters for
unread,
GRC-1 SCM Parameters
Hello, I was reading through the reproducibility repo and found a line that has SCM parameters for
Feb 3
sumaya
,
Ruochun Zhang
8
Jan 26
WheelDPSimplified-Error
Hi Sumaiya, Instead of reverse calculations, I suggest making a rendering first in debugging.
unread,
WheelDPSimplified-Error
Hi Sumaiya, Instead of reverse calculations, I suggest making a rendering first in debugging.
Jan 26
henry zhang
,
Radu Serban
2
Jan 25
The "demo_MCORE_ballsSMC" with Multicore module has no acceleration effect
I'm not exactly sure how you are measuring multicore performance. I suggest you run the benchmark
unread,
The "demo_MCORE_ballsSMC" with Multicore module has no acceleration effect
I'm not exactly sure how you are measuring multicore performance. I suggest you run the benchmark
Jan 25
Mahmoud Yaseen
, …
Ruochun Zhang
9
Jan 23
DEM-Engine Issues
Hi Ding, I tested it myself, and I cannot reproduce it. The code runs well for me with CUDA13 (I am
unread,
DEM-Engine Issues
Hi Ding, I tested it myself, and I cannot reproduce it. The code runs well for me with CUDA13 (I am
Jan 23
Dan Fenn
,
Huzaifa Mustafa Unjhawala
2
Jan 16
Multi-resolution SPH in CRM terrains
Hello Dan, It was implemented but later removed (not sure for what reason, I was not here then). Your
unread,
Multi-resolution SPH in CRM terrains
Hello Dan, It was implemented but later removed (not sure for what reason, I was not here then). Your
Jan 16
Sean Pei
,
Radu Serban
3
Jan 16
Literature Search: ANCF Element Theories in Chrono
Thanks for your help. 在2026年1月16日星期五 UTC+8 19:50:47<Radu Serban> 写道: Look at these two papers
unread,
Literature Search: ANCF Element Theories in Chrono
Thanks for your help. 在2026年1月16日星期五 UTC+8 19:50:47<Radu Serban> 写道: Look at these two papers
Jan 16
Roger Bergua
,
Alessandro TASORA
4
Jan 14
Timoshenko beams issue
Dear Alessando, Thanks fo the feedback. My understanding is that the shear locking in finite elements
unread,
Timoshenko beams issue
Dear Alessando, Thanks fo the feedback. My understanding is that the shear locking in finite elements
Jan 14