# Quick Answer: How Do You Convert AC To DC?

## What is the formula of DC power?

where power P is in watts, voltage V is in volts and current I is in amperes (DC).

(phase angle) between voltage and amperage.

Power Formula 2 – Mechanical power equation: Power P = E ⁄ t where power P is in watts, Power P = work / time (W ⁄ t)..

## What happens if you plug AC into DC?

Their resistance to DC may be lower or much lower than their impedance ( = AC resistance) at operating frequency. A motor may have field coils and/or rotor coils both of which may be destroyed by excessive current when DC is applied. In some cases the motor may survive but in almost all cases will not operate.

## What is the formula for 1 phase power?

Standard Electrical Formulas Used for Power Consumption CalculationsTO DETERMINE:SINGLE-PHASEDIRECT CURRENTKilowattsI x E x PF 1000I x E 1000HorsepowerI x E x %EFF x PF 746I x E x %EFF 746Amperes (when HP is known)HP x 746 E x %EFF x PFHP x 746 E x %EFFAmperes (when kW is known)KW x 1000 E x PFKW x 1000 E2 more rows

## Are AC and DC Watts the same?

2 Answers. Summary: Watts out DC = 75% to 90% of AC Watts in, in most cases. See below: At 100% efficiency ADC Watts out = AC Watts in.

## Can a diode convert DC to AC?

Appliances that need DC but have to take power from AC outlets need an extra piece of equipment called a rectifier, typically built from electronic components called diodes, to convert from AC to DC. … You’d then be a kind of mechanical inverter, turning the battery’s DC power into AC at a frequency of 50–60 hertz.

## What is 6 pulse rectifier?

It is used in both the inverter and the rectifier and for the first time we are introduced to firing angle alpha (ά). … The 6-pulse bridge has a pulse number of 6 and can be thought of as a 6 phase, half wave circuit.

## How many volts is 1000 watts?

Equivalent Watts and Amps at 120V ACPowerCurrentVoltage900 Watts7.5 Amps120 Volts1000 Watts8.333 Amps120 Volts1100 Watts9.167 Amps120 Volts1200 Watts10 Amps120 Volts26 more rows

## How many batteries do I need for a 2000 watt inverter?

If you max out the inverter at 2000 watts, you are pulling 2000 watts /12 volts = 166.6 DC amps per hour. If you use a 200 amp 12 volt battery you would divide 200 amp battery / 166.6 amps = 1.2 hours of run time. This is if you plan on fully depleting the battery, which we DON’T recommend.

## How do you convert DC power to AC power?

It’s calculated by multiplying voltage by amperage. Therefore the 120 VAC x 0.3 Amps equals 36 Watts. DC Voltage – Output Voltage is rating of your battery system, usually a single 12 volt battery.

## How does a rectifier convert AC to DC?

Rectifiers can convert AC to DC current by either letting only one direction, positive or negative, of current flow through, or by converting one direction of the AC current cycle to the other direction.

## Why do we convert AC to DC?

An inverter increases the DC voltage, and then changes it to alternating current before sending it out to power a device. … Ironically, if you use an AC inverter to power a computer or television, the power supply in the device is converting the 120-volt alternating current into a much lower voltage direct current.

## Which consumes more power AC or DC?

DC is more efficient than AC power and has lower line losses than AC lines. … Now AC is generally more cost efficient than DC and is currently more useful when building a networked grid on low and middle distances versus DC; which is used mainly in point to point transmission for long distances.

## What is current formula?

Current is usually denoted by the symbol I. Ohm’s law relates the current flowing through a conductor to the voltage V and resistance R; that is, V = IR. An alternative statement of Ohm’s law is I = V/R.

## How do you get volts?

Ohms Law and PowerTo find the Voltage, ( V ) [ V = I x R ] V (volts) = I (amps) x R (Ω)To find the Current, ( I ) [ I = V ÷ R ] I (amps) = V (volts) ÷ R (Ω)To find the Resistance, ( R ) [ R = V ÷ I ] R (Ω) = V (volts) ÷ I (amps)To find the Power (P) [ P = V x I ] P (watts) = V (volts) x I (amps)