Questions tagged [simulator]
A computer environment where robot parameters can be tested without the need for a physical robot.
50
questions
0
votes
1answer
22 views
All Joint Angle values not converging to desired set point (I am using Roy Featherstone's Spatial Toolbox)
I need the robot joint angles to become the same as given (desired) joint angles. The kinematics and dynamics (used Spatial Toolbox) are correct and the motor models are realistic too. But out of 3 ...
1
vote
1answer
31 views
Roy Featherstone toolbox robot model
I want to model these D-H parameters in spatial toolbox:
Link: alpha, a, theta, d
Link 1 : -90 0 theta1* d1
Link 2 : 0 a2 ...
0
votes
0answers
36 views
Using Simulink Interpreted MATLab fcn for robot dynamics using Robotics Toolbox
I am using Interpreted MATLab fcn to compute forward dynamics. I am using code of accel in which I have added my robot model in the beginning, making the accel function:
...
4
votes
1answer
63 views
3-DOF Robot Dynamics error in Robotics Toolbox
I am trying to compute dynamics of 3 DOF robot using Robotics Toolbox by executing this code:
robot.accel(q, zeros(1,3), zeros(1,3))
But I am getting this error: ...
0
votes
1answer
40 views
Ontology/marketplace of robotics components and integration environment (BPEL or CAD for robotics)?
It should be possible to take the formal description of robotics components (in form of ontology, formal API descriptions or other kind of formal specification of the capabilities and requirements of ...
0
votes
1answer
43 views
“modern contact dynamics” - Why are spring-damper contact models not being used anymore for dynamic simulations in robotics?
While researching different physics engines for dynamic simulations in robotics I found the following statement on the MoJoCo documentation website:
Physics engines have traditionally separated in ...
1
vote
1answer
49 views
How can I run Tests/Simulations of Control and Motion Planning for a Bare Metal Robot?
I am using a raspberry pi to practice low level development with a differential drive robot; bare metal without an OS underneath.
I've gotten to the point where I have a very small, single purpose ...
2
votes
0answers
110 views
VREP - Attaching Baxter manipulators
Trying to add manipulators to the VREP Baxter robot, I can add the gripper easily enough by adding the manipulator object in a scene to the appropriate arm tip and setting its position and rotation to ...
1
vote
0answers
60 views
Integrating Instantaneous Accelerations taken at discrete time intervals
I am trying to integrate instantaneous linear and angular acceleration taken at discrete time intervals (1/100 seconds, 100hz). data is collected beforehand, and integration is done offline, I only ...
0
votes
1answer
48 views
What criteria should be considered when comparing 2 robot simulation/modelling software?
I want to compare MapleSim (Maplesoft) to SimMechanics (Mathworks) what should my criteria of comparison be?
0
votes
2answers
196 views
What software can I use to 3d model and simulate my robot?
I would like to know if there is any software that I can 3d model my robot and insert that model into some sort of simulation software where I can run AI related code(in python). Any suggestions would ...
1
vote
2answers
376 views
Validation of dh parameters
I am working on a concept of robotic arm for which I have fixed DH frames and parameters. Is there any way to validate the correctness of DH parameters and frames ?
2
votes
0answers
21 views
Unmanned guard boat [closed]
I need an urgent help in my graduation project on unmanned guard boat.
I need to control the boat autonomously and manually using ArduPilot and Arduino Uno.
I just ask if anyone has the code, that ...
2
votes
2answers
305 views
Error in simmechanics matlab while doing inverse dynamics using custom joint
I am doing inverse dynamics in Matlab simmechanics in which position and orientation will be input to the end effector.
But it shows error as below.
Error originates in Mechanical block rob33/...
0
votes
1answer
64 views
Motion input in Simmechanics Matlab.
I have this figure in which motion is given to revolute joint in Simmechanics.
In this, constant 2 is used and then integration is used. I want to know what will be effect of 2 here and how ...
2
votes
2answers
688 views
Does simulink accepts robotics toolbox in matlab?
I'm trying to make a model for a robotic arm on simulink and then excute it on arduino controller but i want also to use robotics toolbox to calculate forward and inverse kinematics so i need to add ...
1
vote
2answers
335 views
Bullet vs ODE to simulate robotic arm [closed]
For a research project at university I have been tasked with simulating a "robot arm". The simulation is to be compared with the real life version for accuracy. The arm will be lifting other objects ...
4
votes
1answer
128 views
Suggestion for relevant non-complex simulator
I've recently started working on some localization algorithms like probabilistic road map and SLAM algorithms. What I'm looking for is a software that would help me in simulation for such algorithms. ...
1
vote
1answer
836 views
What is the most realistic grasping simulator? [closed]
I am looking for a physics simulator which can accurately model a robot hand picking up an object. The main requirement is for accuracy / realism, rather than speed. It needs to be able to model soft ...
1
vote
2answers
514 views
Computer stereo vision simulator
In my research project I deal with a mobile robot that perceives through stereo vision. As the stereo input data I currently use several datasets taken from a passenger vehicle that contain real world ...
2
votes
1answer
2k views
Gazebo: moving joint with model plugin
This is my first week with Gazebo. The tutorials are clear (except for my dearth of C++ knowledge) but now that I'm working to move out on my own things are getting cloudy. I made a model comprising ...
1
vote
0answers
603 views
Gazebo or SimMechanics
I'm now considering to choose Gazebo or SimMechanics for simulating my quadruped robot.
I set some standards for the simulation:
Support Real-time application with ROS
Simulate contact impact well(...
0
votes
0answers
362 views
Recommendation for 3D mechanism modeling and simulation software
I'm working on a robotic hand and I would like to simulate different joints and tendon insertion points before starting to actually build it.
I've been googling and found things like Solidworks and ...
0
votes
1answer
408 views
Are there any aerodynamics modeling/simulation software that is capable to consume a SolidWorks model and to interface with MATLAB/Simulink?
Currently I am developing a control system for an aircraft of a unique design (something in between a helicopter and a dirigible). At this moment I can model only the dynamics of this vehicle without ...
0
votes
0answers
688 views
Using Blob detection in V-Rep
I was trying to reproduce this youtube tutorial in V-rep and I came across some problems concerning blob detection. There are some complaints on this matter under the video. I don't believe that blob ...
-1
votes
3answers
82 views
Mathematical Moddeling of Elastic Robots [closed]
We can easily compute the rigid robot kinematics and dynamics. There is many resources, simulators and modelling tools about it. But i couldnt find any of these for elastic robots. Can you suggest ...
3
votes
1answer
817 views
Is it possible to simulate vision (perception) in Gazebo (or other simulators)
Vision is important part of robotics and frequently it is unavoidable component of control loop. E.g. many clothes/garment handling algorithms rely on visual cues in deciding how to proceed. The ...
1
vote
1answer
116 views
Is anybody using robot simulators? [closed]
Do you use simulators for developing your robot algorithms or do you test directly in your robot?
I would like to get introduced into the simulators world, but don't know from where to start... can ...
10
votes
3answers
2k views
Is ROS (Robot Operating System) mandatory?
Do we have to build ROS for robotic research/application? What is the main advantage? When or in which situations ROS is mandatory?
1
vote
1answer
169 views
Simulator for an adaptive, under-actuated robotic gripper
I am looking to build an adaptable robotic arm with under-actuated three (or four) fingered hands. Before I start shelling out money, I want to test my prototypes in a simulator which would ideally
...
2
votes
1answer
163 views
Good 3D simulator for outdoor autonomous navigation
What's an appropriate tool for simulating a car driving in a simple closed-loop racetrack? I'm trying to implement the control logic for an autonomous vehicle, and I'd like to be able to first ...
2
votes
1answer
338 views
Choosing suitable simulator for a swarm of AUVs [closed]
Which of the following simulators is the best choice for simulating a swarm of AUVs working together to perform a mission? Please clarify your reason and if you know any better choice, I would greatly ...
0
votes
2answers
999 views
gazebo import robot gives error
I'm trying to import the tutorial robot given at this link
However this gives the following error:
...
0
votes
1answer
481 views
tricopter simulation to test control algorithms
I am looking to write and test my own control algorithms for tricopter flight. I am looking for a simulator that can simulate a tricopter but at the level of receiving simulated PWM and returning ...
1
vote
1answer
81 views
Software to simulate mechanics of production line
Is there any software where I can simulate production line elements (joints, motors, springs, actuators, movement)? For example I want to simulate mechanism to unwind paper from big roll to weld it ...
1
vote
4answers
199 views
Manipulator link applied torque
I want to implement a manipulator link using a physic library. I can only apply some torque to the centre of mass, but the torque should be applied at the beginning of the link.
Shifting a reference ...
4
votes
1answer
573 views
world files for simulating roads and tracks
Hello I wanted to simulate a busy urban road,similar to Darpa Urban Challenge for an autonomous self-driving-car. I'm in search of simulators for that.
I've seen gazebo since its integration with ROS ...
3
votes
3answers
228 views
Using robotic simulator for prediction step in probabilistic localization approaches
Probabilistic localization approaches like Kalman or Monte Carlo benefit from an accurate prediction step. The more accurate the prediction step, the more accurate is the belief of the robots pose. In ...
5
votes
1answer
572 views
An architecture for testing autonomous flight and sensors
I'm designing a simple autopilot software on top of Ardupilot, my goal is to possibly interface an Raspi on top of ArduPilot Mega (APM). I am stuck on setting up a simulation environment using either ...
6
votes
1answer
275 views
Using Armatures in Morse Robotic Simulator
I'm trying to add my own robot in Morse 1.1 (using Ubuntu 12.04). I am struggling to add an armature actuator and armature pose sensor to an existing robot. Can someone please explain how this can be ...
0
votes
1answer
743 views
Installing MORSE simulator on Ubuntu 12.04
I've been having trouble installing MORSE.
I am trying to install it on Ubuntu 12.04 and on a VirtualBox with Ubuntu 13.04 (I don't need it on a VirtualBox, I'm just trying to make something work).
...
6
votes
1answer
1k views
Blender a good robotic simulator for quadcopters / swarm simulations?
I'm interested in simulating Quadcopter control and Swarm co-ordinations. Was wondering if Blender or specifically MORSE was going to be good enough? According to the limitations of MORSE, it states:
...
4
votes
1answer
2k views
quadcopter parameters calculations for simulink model
I want to make a mathematical model of quadcopter in simulink. I have studied quadcopter, although I am new and not build any flying robot before. I studied so far that I have to use four brushless DC ...
3
votes
3answers
166 views
How can I simulate a changing environment with non-rigid objects?
Many robot applications (actually - the most practical and appealing ones) include the robot's reaction to (and impact on) the evironment, e.g. due to stochastic nature of the environment (e.g. when ...
0
votes
1answer
604 views
Resetting position of e-puck in Webots using Supervisor node - problem with getting a handle to the robot
I am writing a method (Java) that will reset the position of e-puck in Webots. I have been following tutorial on Supervisor approach. I have two controllers in my project:
SupervisorController ...
6
votes
1answer
722 views
Simulated kinect rotation around X [gazebo bug?]
I asked this question on answers.ros.org and gazebo.ros.org but still haven't got any answer. I'm posting my question here with the hope someone can help me.
In our robot, the Kinect can be mounted ...
6
votes
2answers
365 views
Measuring speed of movement in Webots
I have been experimenting with different fitness functions for my Webots robot simulation (in short: I'm using genetic algorithm to evolve interesting behaviour).
The idea I have now is to reward/...
3
votes
2answers
1k views
How do I simulate an assembly line?
I need to simulate a stream of vehicles, such as on an assembly line. Automatons are performing operations on the vehicles when they come within reach. The automatons do not keep track of the ...
10
votes
3answers
2k views
Quadruped Learning Simulator
I'm currently building a robot with four legs (quadruped), 3 DOF (Degrees of Freedom) and Its been suggested here that I use a simulator to do the learning on a computer and then upload the algorithms ...
13
votes
7answers
777 views
Standalone (or capable of being) Robotics Simulator
I'm a software engineer who volunteers with a non-profit that introduces young girls to technology. We have recently been talking about methods of introducing these children to the world of robotics, ...
