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So am I. You have added I₁ + I₂ without regard for their different angles.Shloa4 said:For now, I am only focused on the magnitude.
A three-phase circuit is an electrical circuit that consists of three voltage sources, each with a phase difference of 120 degrees. It is commonly used in industrial and commercial settings for its ability to deliver high power with less voltage drop.
In a three-phase circuit, the three voltage sources are connected in a delta or wye configuration. This creates a balanced load, with each phase carrying an equal amount of current. The phase difference between the voltage sources allows for a constant supply of power, resulting in a smoother and more efficient operation.
A three-phase circuit has several advantages over a single-phase circuit. These include higher power output, more efficient power transmission, and the ability to operate larger motors and machines. It also allows for a more balanced load distribution, reducing the risk of overloading and power disruptions.
The common components of a three-phase circuit include three voltage sources (such as generators or transformers), three-phase power lines, and load devices (such as motors or machines). Other components may include circuit breakers, fuses, and switches for safety and control purposes.
To calculate power in a three-phase circuit, you can use the formula P = √3 x V x I x cosθ, where P is power, V is voltage, I is current, and cosθ is the power factor. This formula takes into account the three phases and the power factor, which measures the efficiency of the circuit. Alternatively, you can also use a three-phase power analyzer to directly measure the power in a circuit.