Questions tagged [power]
In physics, power is the rate of doing work.
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Power management Hardware, recommendation
most real robots will need to provide different voltage level, i.e 5V for MCU, 12V for actuators, 19V for PC/NUC 24V for...
Also they all need to monitor charging of batteries as well as Overall power ...
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Do I need anything between my Raspberry Pi, Orin Nano and Power Bank to protect my RPi and Orin Nano?
I am a beginner and am learning by building a 4-wheel mobile robot. I plan to use Li-ion power banks to power my Raspberry Pi and Orin Nano. Do I need any protection between the power bank and the ...
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What is the best way to power a large number (27) servos at 5 V?
I apologize if this question may sound a little vague. I am working on a robotics project that will contain 27 servos of various sizes and I am having trouble figuring out how they should be powered.
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Hexapod Project Specifications - Power and Servos
So I will get straight to the point. I wanted to get ambitious with my robot project while trying to keep the budget minimum. I have browsed through several posts regarding power sources and servos, ...
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How to create a stable 48V 10A power supply?
I'm shopping for batteries and it's easy to find a 48V lithium ion battery that has like 30A max continuous discharge rating. However, I know that the battery supply has a variable voltage from 54V - ...
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How to choose the correct power switch ratings for robotics?
I am making a hexapod with MG996R servos and according to the specifications, each servo has a running current of 500 - 900 mA and a stall current of 2.5 A at 6 V. Since I am making a 3DOF hexapod, ...
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Choosing correct power supply for Stepper Motors
I am building a machine and need 2 Stepper Motor for that.
The motors are driven using by a 3.3v arm device.
I have made the following selections regarding the stepper motor, stepper motor driver and ...
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Stepper Motor power supplies
Being new to the world of stepper motors, I have a Longs Stepper Motor 23HS9430 bought from eBay it's a 3.0 A 5 V motor.
Although I have been reading about the supply voltage for the motor, ...
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Power Model for humanoids
I am in the process of creating a Power Prediction Model for the Hubo Robot.
The Robot has 38 Degrees of Freedom and has a computer some sensors and motor boards. The motors are powered through Motor ...
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problem of power on PIN 1 and PIN 2 of DIN connector of Roomba 521
I notice there is a problem of power on PIN 1 and PIN 2 of DIN connector of Roomba 521...I have only 0,5 V but it's expected 12V...motherboard damaged?
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Building a wired remote control car using a raspi and drone motors
I have a small raspi controlled remote control car using regular drone motors such as these ones and tried using this 60w power supply unit that can be downregulated to 3v and connected everything ...
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Does anyone believe a high voltage battery say 100kV is possible? If so do you have a schematic or know a seller? [closed]
In the interest of soft robotics I need a high power programmable battery power supply. I also found this.
https://aip.scitation.org/doi/pdf/10.1063/1.2362721
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Best way to power Raspberry Pi 4 8GB + Arduino Uno Robot?
I am building a robot that uses an arduino to drive 4 mecanum wheels, which will be controlled by a Raspberry pi 4 8GB with the Lobe Machine Learning Hat via a serial connection.
I'm fine with having ...
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Stepper Motor: Direct Drive vs. Belt Drive vs. Geared Stepper Motor
I have built a juggling machine. Each arm is driven by a 4A 23mm stepper motor. The motors are each driven by a TB6600 set to 800 microsteps. By trial and error, I have found that the motors skip when ...
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Do hobby servos respond to step inputs with a step in torque?
I'm designing a piston that I need to expand a few cm in <100ms to load energy into a spring-mass system with around a pound of force (as shown below). Based on power specs alone, high-end hobby ...
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how to power extra usb devices for beaglebone black
I'm building a robot that uses a beaglebone black, however I have several different usb devices that I want to connect to it (microphone, usb sound device and some other things). Now I have heard that ...
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Motor driver damage and jerking behavior when load driving in same direction as motor
I'm having trouble with a gear motor being powered by a power supply, while it is being driven by the load in the same direction as the driver wants to drive it. Here is a simple diagram:
The gear ...
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Power to Raspberry Pi and DC motors from a single USB power bank
I'm running a simple robot involving a Raspberry Pi 3 and 2 JGA25-370 motors.
The system is powered from a single Powerbank (EasyAcc 10000MAh) which has 2 2A ports.
DIY USB cable has data pins ...
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How to calculate power supply requirements for Closed Loop Stepper Motors?
I have a CNC Router table that has 4 Nema 23 stepper motor (open loop).
I want to upgrade the machine and use 4 Neam 34 Closed Loop Steppers. These are the motors and drivers I'm considering:
Steppers:...
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Is it possible to use a LiPo charger as a lab bench power supply?
I recently thought about building a lab bench power supply, it comes in cheaper and I love to build things...
But then I also have a LiPo charger an iMax B6AC, that I had bought for my quadcopter, ...
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Output power of an actuator - General definition
I'm looking for a general definition of the output power of an actuator. Can you suggest me any book or paper or education website where I can find it please?
Thank you in advance.
EDIT
I read the ...
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Powering multicopter with multiple dedicated batteries
I am in the starting phase of building a fairly large octo-copter drone. I am currently thinking about the possibility of powering my octo-copter design using 4 separate batteries where each battery ...
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How to configure a DC power distribution bus
If you have a distributed system of DC motors, sensors and microcontrollers, is power usually distributed over a single high volt bus, using DC converters where needed? Or is it typical to implement ...
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Am I calculating my drone's power consumption right?
I want to make an drone with these motors: https://www.amazon.com/XtremeAmazing-2200KV-Brushless-2212-6-helicopter/dp/B01M3UBGU9
1: First of all, are they good? If not, could you suggest me other ...
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Does the mAh of a battery mean longer power or more power?
If a Lipo battery has more mAh will it be slower to run out of energy or will it have larger power output?
Thanks in Advance
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High power jumping mechanism in small robots
I recently saw this video on YouTube featuring a jumping robot: 5 Fastest Robots In The World
I was curious how this is accomplished mechanically? Do they wind a strong spring or use some sort of air ...
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How to get constant motor RPM regardless of battery voltage?
I have a brushless motor with a propeller attached, driven by an ESC and a LiPo battery. I noticed that as the battery level drops, the motor spins slower, which makes sense. My question is is it ...
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How should I power my servo motor with the Adafruit PCA9685 chip?
So I have an Adafruit pca9685 controlling an HSB-9380TH servo and a MG-996R servo. I recently began learning about building robot so I apologize if these questions seem dumb. I literally spent a days ...
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Powering servos for quadruped spiderbot using arduino uno [closed]
I am using 12 towerpro SG90 servos. What battery should I use for powering 12 servos for my arduino uno? Can i use the 12v battery, plug it in to 12v dc jack of arduino and tap the 5v output of ...
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Can high voltage power lines provide a super highway for drones?
Is there a way to convert the EM field that surrounds high voltage power lines for direct usable electricity for air or ground drones for continuous flight or travel?
Added: Yes could the EM field be ...
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What is the best way to power source small Robot
I am trying to make a small robot with 4 12 v DC Motor + Raspberry PI + camera possibly a USB camera.
I am very confused with power source.
Is it possible to get all of them powered by a single power ...
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How to calculate the current consumed by a brushless motor on a quadcopter
I want to create a virtual quadcopter model, but I am struggling to come up with a satisfying model for the brushless motors & props.
Let's take an example, based on the great eCalc tool:
Let's ...
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How to power this servomotor?
I would like to use and test this type of servo motor, significantly stronger than the ones I've been using previously.
However the datasheets seem to be limited and I can't exactly tell how to use ...
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Powering 6 servomotors requiring 6V and 2A each
The title pretty much says it all. I'm on a team that is currently building a robotic arm for the capstone project of my engineering degree, our design is similar to the Dobot (5 degrees of freedom). ...
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Powering a multirotor with dedicated batteries for each motor
I'm currently thinking of extending the battery life of my quad by powering each motor and ESC individually. I will be using 1 dedicated battery for each motor, and 1 dedicated battery for the flight ...
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Calculating thrust generated from electric engines
I wanted to calculate the amount of thrust generated from the engines. I am using the blade 180 cfx model.
http://www.bladehelis.com/Products/Default.aspx?ProdID=BLH3450#quickSpecs
After some ...
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Power delivery issue for our human following robot project
We are very new in the game of robotics and we are dealing with a power delivery issue for our motors.
We are using two 12V DC motors to give motion to our robot.
We are using the L293D motor driver ...
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Are robot's codes usually compiled or interpreted?
I would bet that usually these are compiled for better performance, and of lawful reasons (make it harder for any user to save code without decompiling), though I'm not sure.
In any case, I believe ...
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PixHawk I/II not working in 'Rover' mode (firmware issue?).... HELP!
We are working in a new agricultural rover, and we opted for PixHaw-II+ROS+MavLink platform as a good control alternative. However, our project is stuck as the PixHawk seems to work only when it is ...
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Powering a robot using the 12v adapter
Hello every one hope you all alrigt
I am working on a mecanum wheel robot and now I am facing a problem to afford a lipo battery which the required voltage to power my robot is 12
So I think that I ...
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Why do my ESCs stop working?
I'm new to robotics and this is my first time building a quadcopter. I'm unable to work out why I keep losing ESCs.
Most recently in testing, I've managed to calibrate all 4 ESCs and accurately ...
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Supplying power from a power bank to an arduino and DC Motors
I have a two port powerbank capable of supplying a maximum of 5V 2.1A
I'm using it to power an Arduino and a L293D IC connected to two DC motors which have the following specifications:
Working ...
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What battery capacity would be required to run a component for an hour?
I have a 9.8kW Component that runs at 51.8 Volts. That means I need a battery that has about 9.8kWh of energy to run the component for an hour
For the sake of simplicity, say I have some batteries ...
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Will this have more or less lifting strength
Bit of an engineering question. If a snake robot is 100 cm long, and every 10 cm is another motor. Would the robot lift more weight, the longer/more motors attached to it.. or is lifting ability ...
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How to decide the battery power for my robot
I need my motor to be powered with 12V, 5A for 1 hour continuously. How can i decide the Ah rate of the battery. Please suggest some lithium ion battery for the specification
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2 way Switch powerbar [closed]
For some important reasons the plugged cable 1 must not be on at the same time as the the plugged cable 2. It must be idiot proof...
I'm talking about regular house power north america.
What is the ...
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How are huge industrial robots powered?
Take a look at this monster lifting a car.
Now I don't think one can get that power by plugging into a wall outlet. So how are these huge robots (their servos) powered? Gasoline? How is power stored, ...
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Switching from wall power to battery and back again
I'm in the final phase of my BeerBot* project, and I'm looking for the best way to power it.
BeerBot will spend most of his life sitting in a docking station, keeping his battery charged and running ...
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Power solution for Raspberry Pi robot
I am building a Pi car with 4 gear motors (190-250mAh each max). Now I want to use my 10000mAh USB power bank to power up raspberry pi along with the 4 gear motors.
I can power up the raspberry pi ...
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Running a cycle on brushless outrunner motors? [closed]
Is it possible to convert a cycle into an electric bike by using brushless outrunner motors that usually are for RC planes, multicopter, helicopter, etc?
If it is possible, what specs do my motors ...
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