Invertteriohjattu

Invertteriohjattu, which translates to "inverter-controlled" in English, refers to a method of controlling electric motors and other electrical devices using a power inverter. A power inverter is an electronic device that converts direct current (DC) to alternating current (AC). In the context of motor control, the inverter takes DC power, often from a battery or a rectified AC source, and converts it into a variable frequency and voltage AC output. This variable output allows for precise control over the motor's speed and torque.

The primary advantage of inverter control is its efficiency and flexibility. By adjusting the frequency of the AC power supplied to the motor, the motor's speed can be varied smoothly and over a wide range, unlike traditional fixed-speed motors. This allows for more optimal energy consumption, as the motor only draws the power it needs for the given operating conditions. Inverter control also enables soft starting, which reduces mechanical stress on the motor and connected equipment by gradually increasing the motor's speed from zero.

Inverter-controlled systems are commonly found in various applications, including variable speed drives for industrial machinery, electric vehicles, renewable energy systems like solar power inverters, and modern air conditioning units. The technology has significantly improved the performance, energy efficiency, and controllability of electrical equipment across numerous sectors.