Standing Wave Electron Linear Accelerator and Container/Vehicle Inspection System

摘要

The present invention provides a standing wave electron linear accelerator comprising a modulator and a magnetron for producing radio frequency microwaves; a plurality of accelerating tubes for accelerating electrons; a microwave transmission system for feeding the microwaves into the plurality of accelerating tubes; a plurality of electron guns for emitting electron beams into the plurality of accelerating tubes; a plurality of targets impinged by the electrons from a plurality of accelerating tubes to form continuous spectrums of X-rays; a plurality of shielding devices for shielding the continuous spectrums of X-rays generated by the targets; and a microwave distributor disposed adjacent to the end of the microwave transmission system, wherein the microwave distributor has a microwave inlet and a plurality of microwave outlets for distributing the microwaves in the microwave transmission system into the accelerating tubes.

主权项

1. A standing wave electron linear accelerator, comprising:
a magnetron for producing radio frequency microwaves; a plurality of accelerating tubes for forming standing waves therein to accelerate electrons therein; a microwave transmission system connected between the magnetron and the plurality of accelerating tubes to feed the microwaves from the magnetron into the plurality of accelerating tubes to form standing waves in the plurality of accelerating tubes; a plurality of electron guns for emitting electron beams into the plurality of accelerating tubes; a plurality of targets corresponding to and located in the plurality of accelerating tubes respectively, which are adapted to be impinged by the accelerated electron beams in the accelerating tubes to form a plurality of continuous spectrums of X-rays; a plurality of shielding devices disposed corresponding to the plurality of targets, which are adapted to, among the plurality of continuous spectrums of X-rays, remain an X-ray beam of a desired shape in a forward direction and shield X-rays oriented at other angles; and a microwave distributor disposed in the microwave transmission system for distributing the microwaves in the microwave transmission system into the accelerating tubes.