Anti-icing and deicing power distribution control system for helicopter

• Main Authors: ZHANG FUBIN, DOU SHILEI, LI DEHONG, LI JIANQIU, LIU WENXUAN
• Format: Patent
• Language: Chinese; English
• Published: 04.04.2023
• Subjects: AIRCRAFT; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSIONTRANSMISSIONS IN AIRCRAFT; AVIATION; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; COSMONAUTICS; ELECTRICITY; EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; GENERATION; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PARACHUTES; PERFORMING OPERATIONS; PHYSICS; SYSTEMS FOR STORING ELECTRIC ENERGY; TESTING; TRANSPORTING

An anti-icing and de-icing power distribution control system for a helicopter comprises a power switching contactor, a contactor A, a contactor B, a logic control module and a current/voltage detection module, 28V direct current on the helicopter is connected with a 30W 28V-to-5V power module, and the 28V direct current on the helicopter supplies power to an electric heating rotor anti-icing and de-icing power distribution framework; the 5V power supply module is connected with the multichannel AD chip, the MSP430 single-chip microcomputer, the optical coupler isolation chip, the Darlington driving array and the relay to supply power to the above devices. The multi-channel AD chip is connected with the MSP430 single-chip microcomputer and is used for sending a digital signal to the MSP430 single-chip microcomputer; the anti-icing and deicing controller is connected with the RS422 communication module, the RS422 communication module is connected with the MSP430 single-chip microcomputer, and data are sent to t