Questions tagged [esc]
Use in reference to electronic speed controllers, used with both brushed and brushless DC motors on drones and model aircraft.
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ESC Powerbehavior when throttling up or down
for my flight control system I want to track my motor rpm (more or less to feed orientation estimation with thrust and moments).
I wrote a simple class based on following formula
$$ \dot \omega = \...
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Is there is a need to continously send command via DSHOT protocol?
I am building a flight controller and was implementing the Dshot protocol for esc communication. What I could not find is that if you need to send the data frame continuously to the esc. Because when ...
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How to calibrate DIY Brushed ESC powered by 3.7v
I build a DIY Arduino drone. I also build a working DIY brushed ESC. I use 720 DC brushed motor. Let me please inform you that the min Throttle and the Max Throttle not working as expected.
Min ...
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confusing ESC Sound as soon as i move the sticks on transmitter
there is this confusing sound which pops out of the esc as soon as i move the sticks on the transmitter. This never happened before. Normally when i plug in my battery there appears a sound but this ...
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Nitro to Electric Conversion
Attempting to convert a ThunderTiger Ready MkIII nitro to electric.
Manufacturer recommended engines are:
Thunder Tiger Aircraft Engine GP-42:
1.10 BHP @ 14,000 RPM, 357.2 g / 12.60 oz., 6.90 c.c. / ....
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Can be ESC connected to battery directly if PDB has not enough power?
I want to use FC Matek F405-TE http://www.mateksys.com/?portfolio=f405-te#tab-id-4 but it's PDB allow only 35A of ESC. I want to use 50-60A ESCs (motors are 40A each) with this controller.
Can I ...
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How much amperes should ESC have?
How to choose power of ESC? Manufacturer of motors said that maximum amperes for this motor is 40A. Does it mean that I need to put separate 40A ESC for each motor or 160A 4-in-1 ESC? How to choose ...
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Claw using brushed ESC in conjunction with brushless ESC on Kakute H7
For a challenge, my club and I have been building a drone with a claw on the bottom. We found a good lightweight claw, but it uses an N20 Geared brushed motor. We have a brushed motor ESC(Quicrun 1625 ...
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Pinout Wiring of f4 v3s plus flight controller
I have a f4 v3s Plus flight controller.
I want to wire it to a 4-in-1 ESC using micro JST connectors.
There are 8 pins in my flight controller and 7pins in my ESC board.
I understand that there is one ...
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how to replicate motor signal from flight controller among multiple motors?
i would like to build a tailsitter and fly it with a flight controller such as ardupilot. ardupilot seems to support single/dual airplane motor configurations, or standard copter rotor layouts.
...
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Brushless Motor no datasheets available
Currently I‘m searching for the right motor. I really have problems with this because there are no datasheets for the motors I inspect. Is there a central database for motor datasets or something like ...
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Does all BLHELI_32 ESC supports bi-directional rotation?
Hello im new to drone stuff, im just wondering if any BLHELI_32 is compatible with bidirectional rotation? since blheli 32 software supports bidirectional rotation is it safe to assume that all ...
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How much current can float through all pads of the PDB (Power distribution board)?
I want to buy the „PDB-HEX, 12S“ Power Distribution Board. Are the current values of PDB/current sense resistor and ESC power pads meant for the summarized current of all motors or for each Motor? Why ...
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Using a raspberry pi 4 for motor control
I am fairly new to electronics and am trying to build a drone from scratch as a hobby project. I want a setup where I can control all the motors individually through the software. Through some ...
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LiPo battery voltage keeps dropping when connected to PDB
I have an F450 quadcopter frame with the integrated Power Distribution Board. In order to use this feature, I soldered the battery (XT60) and the four ESC (Dean-T) connectors. I tested the continuity ...
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A2212 1000kv Brushless motor keep beeping and twitching
I have bought an A2212 1000Kv brushless motor and a 30A ESC. I power this setup with a 7.4v 2s 30c 800mah LiPo battery. For the signal, I am using a DIY Arduino receiver and transmitter. When I test ...
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What battery can I use for 1000kv brushless motor, that will be the cheapest?
I am using a 10 x 4.5 propeller for my A2212/13T 1000KV brushless motor with a 30A ESC. What battery will I need that will be cheap to power my motor alongside three 9-gram servos?
Flight time is not ...
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Would appreciate help! What is wrong with the ESC?
Hear the beep when I connect a battery and when I connect a battery and the FC has voltage...
Sounds like there is a voltage drop...but could it also be a new noise?
https://drive.google.com/file/d/...
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Does a brushless motor ESC need thicker input wires than output wires
For this question, I have my own opinion and want to know whether it's correct or not.
We know that ESC use pwm to control speed. For long range fixed wing at cruise speed, ESC may work at a ...
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Uneven RPM output across motors, how to fix?
After enabling the RPM measurement on a Quad-X craft that flips on takeoff, I see that the front motors (#4 and especially #2) consistently deliver higher RPM for the same throttle input. Here are ...
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Turn off beeping of ESC if idle for some time
I have holybro X500 V2 kit with pixhawk 6x, which contains BLHeli S ESC.
I usually have this drone turned on while I'm doing some programming on it. But after some ...
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ESC wiring to FC for wing - 2 or 3 pins?
I'm new to the wing builds and I'm a bit confused. I ordered the kit for the AR Wing Pro, which includes BLDC motor and ESC. The ESC comes with the mandatory 2 power lines and 3 thick lines for the ...
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Can poor soldering of ESC wires lead to low voltage draw from a Lipo battery?
Question:
Would improper soldering of the power wires of my electronic speed controller limit the amount of voltage that my ESC draws from the Lipo battery?
My situation:
I have to solder an XT60 male ...
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Amperage of FC, ESC
There is something I totally don't understand about an amperage.
According to spec. AIO FC has 5 A and 6 A ( 5 seconds). However, sometimes I see in OCD far beyond 5A and 6A. And FC, ESC are OK.
...
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Esc beeping on first channel
I have a Flysky fai6s transmitter which I used to control my ESCs. When I put the wires of the ESC on channel 1 of the receiver the ESC starts beeping, but on other three channels it works fine.
I ...
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BLHELI32 DShot600 or DShot150 is not activated in my ESCs from my code written in c c++ in testing with 3 different ESC
My question is more related to inner working of ESC than coding. Particularly how to activate a particular protocol like DShot600 or Dshot150. Assuming a generic BLHELI ESC has all these protocols. I ...
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How can I use a Pixhawk 4 power distribution board (PM07) to power an older pixhawk?
I have the PM07 power distribution board designed for the Pixhawk 4 but I currently have a Pixhawk 2.8.4. On the data sheets I can clearly see a 5V output but I am not getting any power from those ...
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Will different brushless motor sizes work with the same flight controller and esc
I recently built a 5-inch quad using:
Diatone Mamba F405 Mk2 F40 Mk2 3-6S 30x30 Stack/Combo (F4 FC / 40A 4in1 ESC)
Motors: iFlight Xing-E PRO 2207 1800Kv Motor with DShot 600 and 4S battery cell. I ...
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Brushless Motor not spinning when controlling with Raspberry Pi, PWM and ESC
I'm currently working on a drone which is controlled by a Raspberry Pi. I try to control the motors by using PWM on the connected ESCs, which is described in many guides and forums. For that I use the ...
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Motor doesn't work, ESC doesn't calibrate
After I figured out why SAFE never turned off, now I'm stuck because my motor won't spin and I can't enter calibration mode of the ESC. After turning on the plane, it does three startup beeps in ...
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Choosing ESCs for an Autonomous Drone
I'm about to build my first drone. I chose the PixHawk 4 with PX4 as a flight controller and the Raspberry Pi Model 3B as the companion computer.
I am not sure about the ESCs yet. So far I'm ...
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Lipo battery with an ESC and a BLDC motor
I'm not sure if I can connect four brushless dc motors to my Lipo battery. I don't know how to calculate it. The brushless motor I have is the Turnigy L2210C-1200 brushless motor (150w) and the Lipo ...
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ESC overload protection at stall current?
I am trying to build, for the first time a drone, on a F330 frame, 30a ESC and 1000KV 2212 motors... But I destroyed 2 ESCs in the process. It literally burned up when the drone falled and the ...
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Brushless Motor Acting Weird
I recently got a brushless motor upgrade set for my RC car (I have previously asked questions about it), and there seems to be something wrong with it...
The steering servo works fine. The brushless ...
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Brushless Motor/ESC Voltage Cut-off
I got an ESC and brushless motor set for my RC car. After I finally got it to work, I put my car back together, but then when I turn on the transmitter and then the ESC, the motor emits a "beep&...
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Brushless Upgrade for RC Car
I was told that if my question was about motors and ESCs than it would be okay to put it on here even though it has to do with an RC car...
I am wanting to do a brushless upgrade for my WLTOYS 12428 ...
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Why is the ESC not giving enough current for my propeller?
So I have a Hobbywing Skywalker 80 amp ESC and Sunnysky X3520-720 that I just did a ground test with a power meter. Results gave only about 31 amps at 16.3V which is way under what I was expected (...
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Dshot 600 ESC is not responding to the transmitter
I'm building a drone with arducopter 2.8 (ArduCopter V3.2.1) and I'm using the DSHot 600 (BLHELI_S) Opto ESC's as my ESC and when I connect the Opto ESC to the arducopter and arducopter to the ...
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How to connect Opto esc to BLDC Motor
I'm using 30A Opto 2-4s LIPo Blheli-S ESC for my drone. And I'm currently confused about how to connect the BLDC motor to the ESC. I found nothing online that currently explains the type of ...
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Are the power connections for BECs of ESCs made in parallel or series with each other?
I see the 5V power pin of BECs all are connected to the flight controller, but within the flight controller, is this registered as a 4 5V batteries in series or parallel? In series would not make ...
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what is the voltage output from the ESCs of drone motors?
the flight controller i am using is a custom one, which is a teensy 4.0 microcontroller. it cannot have more than 3.3V into its GPIO pins. I know I can use the 5V from the BEC of the ESC to power my ...
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One of my motor don't turn if throttle is raised too rapidly
I've recently have an issue with my quad.
One of my motor don't spin if I raise throttle too rapidly.
If i raised it slowly i the motor turn correctly.
Only one of my motor have this issue and i've ...
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ESC shutting down when motor loaded
I have a BLDC motor and a 300 amp ESC, The ESC shuts down after a few seconds at full load. The motor only draws 2 amps at full throttle, full load and the voltage only drops .5 volts. The battery is ...
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Questions regarding drone components
I am wanting to build an ultra-light manned bi-copter from scratch, but I first must learn about the components, which is why I am here. I am working with a 43kv (24s rated, 192 max Amp) 70kg thrust ...
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BLDC Motors not spinning at commanded RPM
I have a F450 Quadcopter frame with BLDC motors of 1000Kv and ESC (simonk) 30A each. I am trying to verify if the bldc motor rpm output at a commanded rpm is same as commanded rpm. I am using ...
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Why isn't my manual DSHOT600 programming of a HobbyWing ESC not responding to direction change?
I wrote a firmware for an STM32L4 board to talk to a HobbyWing XRotor Micro 60A running BLHeli_32.
I can drive each motor indiviudally just fine using DSHOT600 by bit-blasting the signals out of GPIO ...
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Why can't quadcopters handle failure of one rotor?
Ardupilot can detect (and it logs) motor output mismatch. I think detecting in flight motor failure is possible with modern firmware and flight controllers. Then if one rotor fails, why can't we have ...
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Connecting 4 in 1 esc with power module
I have a 4 in 1 iflight esc currently connected to my motors. I am attempting to interface it with my flight controller (Pixhawk 4), which comes with a power module (https://docs.px4.io/master/en/...
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What is Commutation Enhancement in BLHeli_M and what should i set it to?
In the BLHeli_M version of the BLHeli Configurator, theres an Option for Commutation Enhancement. By default its set to Async-PWM but it can be set from 3%-CE to 100%-CE. What does this Parameter do ...
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My esc cuts the motor when I move control surfaces a lot
I finally built my plane and started testing it on my workbench. If I moved the servos a lot (using my transmitter), the motor would cut out, the ESC would play a tone similar to when I first turn it ...
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