# Quick Answer: How Much Electricity Can A 12v DC Motor Generate?

## How do you make a dc motor into a generator?

Rule #1: For generation of DC voltage select a brushed DC motor or use a brushless EC (BLDC) motor with voltage rectifier.

For the generation of AC voltage, select a brushless EC motor and connect 2 phases only.

Hall sensors are not needed on brushless motors..

## Does low voltage damage motor?

Just as higher voltages can help reduce motor operating temperatures, low voltage is a major cause of motor overheating and premature failure. A low voltage forces a motor to draw extra current to deliver the power expected of it thus overheating the motor windings.

## What happens when you over voltage a motor?

The overvoltage can cause excessive current to flow as well as creating excessive voltage stresses. In both cases, the electrical insulation system inside the motor or equipment can be degraded reducing life or causing damage.

## Can you use a DC motor to generate electricity?

Both brushed and brushless DC motors can be operated as generators. maxon DC motors are very efficient, this is also true when operated as generators. … The basic calculations between speed and voltage as well as current and torque are very simple.

## Which is faster 12V or 6v?

The higher the number of volts, the more powerful the car. So a 6V kids electric car is the lowest power, a 12V is higher, and a 24V even higher than that. … Cars with higher voltages will be faster, and better able to cope with rough surfaces. The number of volts also determines what battery your car uses.

## Will a 9V battery power a 12V motor?

9V batteries are pretty “weak” because the other half of the story is how much current they can supply at that voltage (Power = Voltage * Current). … In principle, it’s probably possible to run a 12V motor on 9V — it’ll just run slower and with much less torque.

## How do you calculate the RPM of a 12V DC motor?

One crucial measurement is revolutions per minute, or RPM, which describes the speed of a motor….Motor RPM Calculation Examples(Hz x 60 x 2) / number of poles = no-load RPM.(60 x 60 x 2) / 4.7,200 / 4 = 1,800 RPM.

## How do you calculate the no load of a DC motor?

For DC Motor: No load current for DC motor = 0.25 x Motor Full load current.

## How much electricity can a DC motor generate?

It can produce over 1300 Watts which is 91 amps at 14.7 Volts – more than enough to charge anything, including car batteries. It could easily run an alternator from a car or motorcycle, but would need to be geared down to 2000 rpm.

## How much can you Overvolt a DC motor?

You can run at 48 volts as long as 1) you don’t exceed the maximum current, and 2) you don’t exceed the maximum speed. I regularly run 24 volt motors from a 120 or 160 volt DC bus, using a trans-impedance amplifier to control the current.

## Can a 12V motor run on 5V?

Applying more than 5V will make the motor speed up. … In a nutshell, there is nothing wrong with running a 12V motor on anything below 12V, but it will be weaker, and therefore slower, or even may fail to start depending on the load.

## Can I turn an electric motor into a generator?

You can use just about any motor to generate electric current, if it is wired correctly and you follow specific rules for its use. Modern AC induction motors are quite simple to wire as alternating current generators, and most will begin generating electricity the first time you use them.

## What is difference between DC generator and DC motor?

The most significant difference between DC motor and DC generator lies in the conversion mechanism. DC motor converts electrical energy into mechanical energy whereas DC generator converts mechanical energy into an electrical energy.

## What is nominal voltage of a motor?

Nominal is the recommended voltage at which the motor should be operated, although the motor can be run with a voltage that falls anywhere within the specified range. Nominal voltage is a key parameter for DC motors. In fact, a motor’s torque-speed curve is based on its nominal voltage.

## How long can an electric motor run continuously?

You should anticipate, given proper attendance, that the motor can run continuously for the life of its brushes, which should be in the range of six months to a year. Presuming that the motor is too small to have its brushes changed by a trained electrician while running.

## Which motor is best for generate electricity?

If it is a small power experiment, a stepper motor generates good power at lower rpm (revolutions per minute). Stepper motors can be obtained from old broken printers and scanners. This is one instructable that makes a light glow with stepper motor generator.

## How do you calculate current in a DC motor?

Calculate the field current for the motor using the formula I = V/R where I is the field current. As an example, assume V is 40 volts and R is 500 ohms: I = 40/500 = 0.08 amps.

## How do you connect a DC motor?

Arduino Motor Control SetupConnect 5V and ground of the IC to 5V and ground of Arduino.Connect the motor to pins 2 and 3 of the IC.Connect IN1 of the IC to pin 8 of Arduino.Connect IN2 of the IC to pin 9 of Arduino.Connect EN1 of IC to pin 2 of Arduino.Connect SENS A pin of IC to the ground.More items…

## How many rpm does it take to generate electricity?

1,000-1,800 rpm is the rotational speed required by most generators to produce electricity. The high-speed shaft drives the generator which produces AC electrical current.

## How much current does a 12V DC motor draw?

When calculating the current draw in amps with a 12 VDC Motor you can use the following guidelines: 0.1 HP = 8 amperes. 0.2 HP = 17 amperes. 0.5 HP = 42 amperes.

## Can a 12 volt motor run on 6 volts?

Same as with the motor, if you provide 6 V to 12 V motor, your motor will run on half of its rated speed and the torque will also reduce. … So, if you want to avoid the heating of motor, you have to cut down the load by 50%. But the motor still runs on half of its speed.