Questions tagged [pid]
A PID controller is a control loop feedback mechanism (controller) commonly used in industrial control systems. Use this tag for discussions about PID algorithms and libraries.
57
questions
0
votes
1
answer
193
views
AccelStepper.h - How can I quickly increase the speed of the NEMA 17 motor?
I'm pretty new to Arduino. I am trying to build a Self-balancing robot. I am using A4988 drivers, ESP32 microcontroller, NEMA 17 motors and a 6050 MPU.
The problem is that, although the speed variable ...
- 1
3
votes
0
answers
245
views
HC05 and ELM327 NODATA sending PID codes
I am working on a project where I am using an HC05 connected to an Arduino to connect to an ELM327 Bluetooth scanner. I am using the SoftwareSerial Arduino library to send and read information from ...
-2
votes
2
answers
262
views
Error coming from specified code
Error
Arduino: 1.8.19 (Windows 10), Board: "Arduino Uno"
AnalogInOutSerial:8:56: error: no matching function for call to 'PID::PID(int*, int*, double*, double&, double&, double&,...
- 11
0
votes
1
answer
38
views
Confusion regarding PID library?
PID library is available(built in) in standard installation of arduino IDE or do we have to download it additionaly after installing our IDE?
How can i check which of libraries are available in my ...
- 101
1
vote
0
answers
185
views
PID cooler temperature control
Hello Hello I am making a controller of a small cooler (dry ice) PID but Im not sure if I am using the indicated mosfet
Im trying with a NPN 222a
and my second option is IRFZ44
Which would be the best ...
1
vote
2
answers
359
views
PID control doesn't work. After computing the values, the values just become equal to 0
So, I have a working code of the stabilizer project using 2 servo motors, mpu6050, Arduino Uno. However, I want to add PID part for tuning the servo motors movement. I followed the example PID library ...
1
vote
0
answers
284
views
Arduino Nano PID Controller with Potentiometer + IBT-2 Motor Control Board
I have a potentiometer connected to an analog pin A1 and would like to implement PID
Control to move a robot arm up and down based on to a given serial command. For this
to work I will need PID out ...
- 111
1
vote
1
answer
63
views
Mixed SHARP IR Sensor Readings
I'm using the GP2Y0A21YK Sharp IR Sensor in a ball and beam system where I'm trying to balance the ball in the center of the beam using the IR Sensor as a distance locator and a servo motor to tilt ...
- 31
2
votes
0
answers
59
views
I need help making an arduino control system [closed]
My project is to use an Arduino to control two solenoid valves with pwm and receive an input signal from a sensor as feedback.
As can be seen from the picture, the valves direct the flow of water ...
2
votes
0
answers
60
views
Bug in code of Self-Balancing Bot [closed]
1)The values drifts to the extreme every time I run this , I guess this is due to my mistake in the calculation of angles or in the filter that I have applied which I have been trying to but can't ...
- 43
2
votes
2
answers
327
views
Assistance with PID DC Motor Acceleration
I'm working on a project that uses an Arduino UNO and a motorized fader to send and receive MIDI data from my computer/musical keyboard. I'm trying to set up my motor with PID to control the position ...
- 131
1
vote
1
answer
149
views
PID Arduino UNO
I want to implement a PD controller in Arduino using the PID library. Should I put Ki=0 and the rest of the constants as desired?
/*
BALL BALANCING USING A PID CONTROL with 6" resistive ...
- 21
1
vote
0
answers
308
views
Arduino PID Library
I hope you're doing well. I have some questions regarding the PID functions.
Can you please explain to me the following commands? I shall be very thankful to you.
PID myPIDX(&InputX, &OutputX,...
- 21
1
vote
0
answers
44
views
How do I synch the Arduino PID library with an external timer for turn-rate control?
I have been trying to use the Arduino PID library for controlling the rate of turn (in deg/sec) of a wall-following robot.
The robot's operating system uses TIMER5 on an Arduino MEGA2560 to update a ...
- 744
2
votes
0
answers
27
views
Brushless ESC Recommendations
I've got a project in which I'll be controlling 8 24V/10A brushless DC motors with an Arduino Due on a quadrupedal robot. I've been having trouble finding ESCs that would work well for this ...
4
votes
1
answer
770
views
Arduino timer interrupts for PID
I'm working on a robotics project where an arduino nano is acting as the motion controller. I'm trying to use a trapezoidal motion profile generator and PID loop to follow that profile, but I found ...
- 199
2
votes
2
answers
2k
views
ESP32: How to run two independent PID controllers, one per core?
I want to control 2 independent processes with 2 PID controllers. Is it possible to run each controller on a separate core? I'm using this PID library. According to its documentation, the PID::Compute(...
- 61
0
votes
2
answers
186
views
Speed control of BLDC with an integrated controller (Hall out, PWM in)
I am aiming at precise speed control of this BLDC motor: it has an integrated controller, outputting digital Hall signal (period 20.8ms on oscilloscope, w/o load) and taking PWM as input for speed ...
- 159
2
votes
2
answers
945
views
Arduino PID controller for Triac
I am designing a new soldering station which will use a 24 V ac soldering iron.
I started to make some research and I designed a few steps of the soldering station. I will use a 24Vac/100VA toroidal ...
- 93
1
vote
0
answers
2k
views
How would i add PID control to this servo motor control program. potentiometer
I have installed an AutoPID library (by ryan downing version 1.0.3) to my arduino IDE, but im not sure which parts i will have remove to get the PID to control the servo angle.
Thanks for the reply, ...
- 21
1
vote
1
answer
773
views
Trying to control DC motor speed with PID
i'm trying to control a DC motor with PID. I have already made a code where i control the motor with an ultrasonic sensor (for distance) but now i need to run the motor at a given RPM (the Output). I ...
- 23
0
votes
0
answers
249
views
speed motor test with IR sensor and PID algorithm
I'm trying to control motor speed (RPM) using an IR sensor , All I've done is to control it without PID algorithm . and it works . can someone help me with implantation with PID . I'm using Arduino ...
- 7
0
votes
1
answer
284
views
Remote Controlled Self-Balancing Robot - how to mix control input with IMU input?
I'm building a two-wheeled, self-balancing, remote-controlled robot. I'm familiar enough with the IMU and PID to get it working to just stand up but I need to drive it via remote control.
I've got no ...
- 113
0
votes
1
answer
726
views
Making a PID Controller for BAR 30 pressure sensor
I am having issues with my PID controller for a BAR 30 depth sensor. The issue that I have is my ESC have two initial start up { 1500 - 1900} is min - max respectively clockwise and { 1500-1900} is ...
- 9
2
votes
1
answer
185
views
Switch Control Between Two Different Techniques
I have implemented PID control of a generator governor to maintain a constant RPM using an Arduino Uno. It works pretty well, but there is a tradeoff between stabilty and response time. Using PID ...
- 21
1
vote
0
answers
971
views
PID controlled DC Motor Speed
I'm writing a PID program for a simple DC Motor. This motor has an encoder at the bottom which allows me to read motor speed. The goal of the project is to provide a constant speed if there is light ...
- 11
0
votes
1
answer
1k
views
Passing variables for a PID in an interrupt
I'm needing to pass variables from my timerIsr() function to my loop() function. I have little experience with the Arduino language, I'm mostly familiar with Python so this has been quite difficult ...
- 11
0
votes
1
answer
259
views
How to stabilize magnetic levitation system?
I followed everything from this project but still, the magnet is not levitating - https://www.hackster.io/jsirgado/magnet-levitation-with-arduino-eeeee4
The best I can do is to make the magnet jump ...
- 85
0
votes
1
answer
1k
views
How to Simulate and Tune a PID
I've been trying to simulate a PID using Brett Beauregard's PID library in order to understand it better. Here is my code.
#include <PID_v1.h>
const unsigned int numReadings = 500;
double ...
- 131
2
votes
1
answer
1k
views
Cascaded Control loop Arduino [closed]
I am trying to implement cascaded control system, with velocity inner loop and position outer loop.
Separately and without cascaded control, I have implemented position control and velocity control ...
- 21
2
votes
1
answer
396
views
Quadcopter oscillation using PID
I am building an Arduino based flight controller for a quadcopter and have got it flying but it is not performing how I want it to. The drone is flying but when I release the sticks the drone does ...
- 221
1
vote
1
answer
206
views
SIlly PID question using the PID library
I'm new to PID.
My goal: control the motor to get it to run a given RPM by a potmeter (which is setpoint).
Sensor is optical (detects white line, reflections), counts 100 round in x amount of time. ...
- 11
1
vote
1
answer
428
views
Frequent ON OFF in SSR
I am working on a project on Arduino OLED MAX6675 thermocouple and SSR for my oven.
My problem is when my SSR goes in LOW or HIGH state it turn ON and OFF several times before going to permanent HIGH ...
- 113
1
vote
1
answer
373
views
What is better approach for non blocking pid algorithm?
I'm developing software side for 3 axes robot where are 360° continuous rotating servos used Documentation here
these servos have its own feedback system so it's possible to control it's position ...
- 13
0
votes
1
answer
243
views
P I D AND GY80 10 DOF
I am running the program for GY80 10 DOF , and runs fine . Date is printed on the serial monitor
How ever I have failed to use this program for my WalkerBot
(walker bot is a Robotic suit that I want ...
1
vote
2
answers
123
views
Can removing lines of code destroy a motor driver and make it catch fire?
I am making a pid line follower robot. So I was tinkering with code to optimize my line follower when i removed two lines of code unknowingly. As soon as I uploaded my code and started the line ...
- 13
3
votes
3
answers
3k
views
How can an Arduino-Quadcopter be stabilized?
I have built an arduino quad-copter and I am using an MPU6050 to read the rotational position and velocity of the aircraft. The problem is that I cannot get the thing to stabilize. Watch this video ...
- 83
0
votes
2
answers
1k
views
How to calibrate a PID?
I'm working on a pid-controlled levitating magnet device. It uses a hall-sensor to turn on and off an electro magnet in ordet to achieve levitation.
When I hold a magnet close to the hallsensor, I ...
- 191
1
vote
1
answer
447
views
Float to integer conversion for control program crashes arduino
I have a program which estimates battery capacity, range as well as runs different control loops on an arduino MEGA2560 to control an eBike. I was using floating points which gave me quite a slow ...
- 131
1
vote
3
answers
149
views
Need help modelling and coding a feedback scenario
Above illustration is the basic setup for the question. The scenario will be the following:
A potentiometer(providing 0 to 5V) is an analog input to A0. This
potentiometer voltage is converted to ...
- 237
0
votes
2
answers
424
views
How can I convert PID correction values to an PWM brushless command?
Please I'm working on a quadcopter, and I have to made my own flight controller based on arduino uno.
First of all please how can I get a filtred angular velocity and linear acceleration from the ...
6
votes
2
answers
526
views
What is the proper way to implement PID?
I'm having some trouble conceptualizing how to go about implementing PID into my drone. There are a few ways I'm thinking about implementing the pipeline:
Having one PID Object for each of the six ...
- 205
0
votes
1
answer
2k
views
PID control arduino
I am hooking up an accelerometer to an arduino uno and running it through this pid controller. However the output isnt going to my setpoint. When i move the accelerometer back and forth the data goes ...
- 1
4
votes
1
answer
6k
views
QuadCopter PID using MPU6050
I am using Arduino Uno, with PID library and Jeff Rowberg library for MPU6050 i.e I2Cdev.h, MPU6050_6Axis_MotionApps20.h.
There is one PID for each axis i.e Pitch and Roll, I am getting output that ...
- 49
1
vote
2
answers
2k
views
MPU 6050 stuck on same values
I'm having a problem with my MPU6050. I'm using PID to speed up a motor with the MPU values. What could the problem be?
Here is a link to a previous question that I asked concerning a problem with ...
- 77
1
vote
2
answers
2k
views
PID not working correctly
I'm currently working on a project where I need to use PID to get the correct speed for a motor when it is angled a certain amount.
The problem is that I'm only getting 0.00 and 255.00 as the speed. ...
- 77
1
vote
2
answers
686
views
How does the PID controller actually work?
Preferably PID functions on an Arduino uno or any other examples. I have been researching but many of the the websites really do not explain it.
P.S is there an algorithm for a PID? Thanks
- 33
-2
votes
1
answer
62
views
Is there any realy working setup for multicopter with codes
I'm searching pc controlled quadrotor code projects. I tried to do strangedev's project but not works for me. Is any one test this project. PID commands works like relays. suddenley speeds up and ...
- 235
1
vote
1
answer
6k
views
Regulation of the temperature using PID
I'm making a control system for the heating of a plate using a PID control.
the goal is to regulate the temperature of the plate by changing the power dissipated by the resistance. By using a sensor ...
- 47
3
votes
0
answers
238
views
Why doesn't PWM work on arduino in this code?
I am trying to control a dc motor speed with PWM. When I test it with simple program like spin in one direction with set PWM value it works. If PWM>70 the motor will start spinning and max is 255.
...
- 31