High efficiency power distribution unit for a medical imaging system

A high efficiency power distribution unit for a medical imaging system comprising an X-ray source configured to emit X-rays, comprising:

• an active rectifier configured to regulate a high voltage direct current outputted to components of the medical imaging system including a high voltage generator configured to provide power to the X-ray source, wherein the active rectifier is configured to enable the high efficiency power distribution unit to output a constant high voltage direct current, and wherein the high efficiency power distribution unit is configured to receive electrical power from an electrical grid and to store the electrical power, and wherein the active rectifier is configured to regulate the high voltage direct current provided to the high voltage generator under all conditions.

A method for regulating use of electrical power by a medical imaging system comprising an X-ray source configured to emit X-rays, comprising:

• receiving, at a high efficiency power distribution unit for the medical imaging system, three-phase alternating current power from an electrical grid;
• and
• outputting, from the high efficiency power distribution unit, a constant high voltage direct current to components of the medical imaging system including a high voltage generator configured to provide power to the X-ray source, wherein the high efficiency power distribution unit comprises an active rectifier that regulates the high voltage direct current, wherein the active rectifier comprises a passive three-phase diode bridge and two capacitors in a three-phase Vienna rectifier topology, and wherein the active rectifier is configured to regulate the constant high voltage direct current provided to the high voltage generator under all conditions.