A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
WORK MACHINE AND MOTOR DRIVE SYSTEM
PROBLEM TO BE SOLVED: To provide a work machine capable of detecting an abnormality of a device system including a plurality of power converters.SOLUTION: A plurality of power converters for controlling input and output of power to and from a DC bus is connected to the DC bus. Electric devices are respectively connected to the plurality of power converters. An abnormality detection device detects abnormality of a plurality of power converters.SELECTED DRAWING: Figure 1
【課題】複数の電力変換装置を含む装置系の異常を検出することが可能な作業機械を提供する。【解決手段】直流母線に、直流母線への電力の入出力を制御する複数の電力変換装置が接続されている。複数の電力変換装置にそれぞれ電気機器が接続されている。異常検知装置が、複数の電力変換装置の異常を検知する。【選択図】図１
WORK MACHINE AND MOTOR DRIVE SYSTEM
PROBLEM TO BE SOLVED: To provide a work machine capable of detecting an abnormality of a device system including a plurality of power converters.SOLUTION: A plurality of power converters for controlling input and output of power to and from a DC bus is connected to the DC bus. Electric devices are respectively connected to the plurality of power converters. An abnormality detection device detects abnormality of a plurality of power converters.SELECTED DRAWING: Figure 1
【課題】複数の電力変換装置を含む装置系の異常を検出することが可能な作業機械を提供する。【解決手段】直流母線に、直流母線への電力の入出力を制御する複数の電力変換装置が接続されている。複数の電力変換装置にそれぞれ電気機器が接続されている。異常検知装置が、複数の電力変換装置の異常を検知する。【選択図】図１
WORK MACHINE AND MOTOR DRIVE SYSTEM
作業機械及びモータ駆動システム
TASAKA YASUHISA (author) / KATO ATSUSHI (author) / HASUMI NOBUYOSHI (author)
2018-08-09
Patent
Electronic Resource
Japanese
IPC:
H02M
APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS
,
Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen
/
B66C
Krane
,
CRANES
/
E02F
Baggern
,
DREDGING
/
H02P
CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS
,
Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern
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