Tagged Questions
0
votes
0answers
49 views
Choosing the correct brake resistor for DC motor
I have a DC motor running on 24VDC rated 150W (~6,25A), how do I calculate the correct brake resistance?
1
vote
1answer
55 views
Which electro motor to use for steering a kite? (guestimation marathon)
I'm doing a pet project in which I want to fly a kite from my computer. For this to happen my plan is to build a little box hanging under the kite which includes a raspberry pi (connected to my laptop ...
3
votes
3answers
212 views
Calculate power supply on distance
I need to provide 12V DC to a DC brushless motors that need 12V 30A at distance of 30m from the source.
The cables I can us are 20 Gauge, I know that the cables are loosing power, how can I ...
0
votes
2answers
109 views
Calculate current load for 8 motors
I have 8 DC brushless motors that are connected parallel to a DC source.
According to the motor manufacture each motor powered with a 12V DC and need 11A.
How can I calculate the the current load of ...
0
votes
2answers
137 views
DC Motor control
I am using a DC 24v scrapped photocopier motor for a table fan.
To save energy, it's ON for 2 seconds and OFF for 3 seconds using MCU.
The fan keeps rotating during the power off state.
Is this a ...
3
votes
2answers
127 views
Do I need to double the voltage with double the motors?
I am totally new to electronics.
Let's say I am building a DC circuit with a motor using 6V taking 1.28A.
Now, if I build a circuit that uses two of these motors, will I power the circuit with 6V and ...
2
votes
1answer
577 views
Voltage, Ampere and and Ohm of a DC motor
This might be a quite simple question. I have a small DC motor (it seems to be this one). This webpage suggests that it needs 6V. I have a power supply which outputs 6V and writes "0.6A". But when I ...
1
vote
4answers
717 views
dc motor and hung (not stable) pic
I'm running a dc motor using PIC16 family microprocessor.
I connect it to my pc, I can send a command to run the motor in certain speed or stop.
It works for small motor (3V, 100 mA). But the moment ...
7
votes
2answers
1k views
Methods of filtering noise caused by DC brush motors
I am looking for any information that would help me reduce the power rail noise and EMI of DC brush motors. I am building a robot that is powered by 2 x 250 W 24V DC motors.
Thank you in advance
