Excitation control device of synchronous generator for ships

• Main Authors: ZHOU WEI, MOU LONGHUA, GUO HONG
• Format: Patent
• Language: Chinese; English
• Published: 22.12.2010
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention belongs to the technical field of automation control of ships and the technical field of generator control of ship electric power systems, in particular relates to an excitation control device of a synchronous generator for ships. The device comprises an excitation control mainboard, a human-computer interface and a switching power supply, wherein the excitation control mainboard comprises a CPU main control unit, a data acquisition circuit, an A/D conversion circuit, a real-time calendar clock circuit, a watchdog circuit, a rectifying circuit, an MOSFET driving circuit, a de-excitation circuit, an on-off input circuit, a communication interface circuit and an LCD driving circuit; and the human-computer interface comprises keys, an LCD display and an LED indicating lamp. The invention has the advantages of flexible and convenient installation and use, high measuring accuracy, high execution speed and stable operation, and has the functions of monitoring and controlling the terminal voltage of th