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Robotics : Recent Questions and Answers (Page 6)

Find answers to your questions about Robotics or help others by answering their Robotics questions.

Does increasing robotic arm's speed cost replayability?

i've been researching robotic arms for a personal project. I'm a computer engineering student, made some projects with arduino but my knowledge about robotics is currently limited. So i was...

Asked on 10/03/2021 by tomrader

3 answer

ROS2 and TypeError when publishing custom message to Topic

I have defined a custom message: uint8[] data The custom message is imported in my Node class with no problems: from my_shared.msg import MyMessageIn the same Node, I create...

Asked on 10/03/2021 by Anthares

1 answer

How to calculate the pitch of the quadcopter rotor blade and their efficiency?

I have gone to some of the blade designs and profiles of the blade which suits my requirement. But, once after entering the Theoretical calculation, I was stuck in the...

Asked on 10/03/2021 by Praveen kumar selvaraj

1 answer

Motion model and homogeneous transformation issue on a drone

I am trying to develop a EKF-SLAM algorithm for a drone, and I want to estimate its position in the inertial/world reference frame. I have as control variables the linear...

Asked on 10/03/2021 by adiego73

1 answer

BLDC Stuttering when attached to Arduino Nano

I am working on building a quadcopter with an Arduino nano. I am currently only working with 2 motors. However, I am experiencing an odd issue. When I try to...

Asked on 10/03/2021 by Moazzam Salman

1 answer

Constrained Inverse Kinematics velocity calculation via Jacobian

I am trying to implement inverse kinematics for a robot arm with 5DOF within Unity. The robot arm is supposed to depict the mechanical, hydraulic driven cylinder arm of a...

Asked on 10/03/2021 by F. T.

1 answer

What are joint angles of Kinova Jaco in home position?

I want to work with Kinova Jaco with spherical wrist in CoppeliaSim, because currently I do not have access to a physical manipulator. The model there is in reset configuration...

Asked on 10/03/2021 by Anton Kim

1 answer

Differential Drive Tricycle WMR with active caster wheel

I'm doing some research for my university project and in particular it concerns a functional design project. I thought it would have been possible to design a 3-wheel mobile robot...

Asked on 10/03/2021 by smarzo

1 answer

Determining required torque for DC motor

How to determine the required torque while choosing a DC motor? Here is a simple scenario. Think of a 4WD...

Asked on 10/03/2021 by timetraveller

0 answer

How to calculate displacement of the end effector by the yaw, pitch, and roll in the spherical joint?

For planar robots, we can calculate how small changes in the angle of each joint corresponds to the displacement of the end effector, by constructing a jacobian consisting of cross...

Asked on 10/03/2021

1 answer

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