High-speed balanced pneumatic electromagnetic valve integrated with instantaneous high-power pulse width modulation circuit

• Main Authors: YE XUMENG, LI YONG, LI WEITING, WU MINGGE, HYUN DONG-KIL, XIAO TAO
• Format: Patent
• Language: Chinese; English
• Published: 29.09.2023
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The invention discloses a high-speed balanced pneumatic electromagnetic valve integrated with an instantaneous high-power pulse width modulation circuit. The high-speed balanced pneumatic electromagnetic valve comprises an electromagnetic valve module, an instantaneous high-power drive circuit module and a detection module, the electromagnetic valve module comprises an electromagnet assembly, a pneumatic valve body assembly, a sealing assembly and an auxiliary assembly; the instantaneous high-power driving circuit module comprises a power supply, a microcomputer controller, a power amplifier and an output control end, a double-pulse-width modulation signal output by the microcomputer controller passes through the power amplifier and then outputs a double-pulse-width modulation signal with a large voltage amplitude, and the double-pulse-width modulation signal with the large voltage amplitude acts on the electromagnet assembly through the output control end; the detection module collects a current signal of th