A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Electric excavator starting protection system and control method thereof
The invention relates to an electric excavator starting protection system and a control method thereof, and belongs to the technical field of engineering machinery. The starting protection system of the electric excavator comprises a default phase relay, a first phase sequence relay, a main controller, a soft starter, a starting button, a safety handle, a first intermediate relay, a stop button, a second intermediate relay, a key switch, a pressure sensor, a second phase sequence relay and a main motor. According to the method based on the system, three-stage starting protection is provided by installing elements such as an open-phase relay, a phase sequence relay, a safety handle and a stop button, the operation safety is improved, and starting caused by misoperation is prevented; the main pump is ensured to rotate according to the target steering, and the working efficiency and the service life of equipment are improved; a multi-stage starting protection method is adopted, detection and processing are carried out according to different conditions, and safety and reliability are higher.
本发明涉及一种电动挖掘机启动保护系统及其控制方法，属于工程机械技术领域，其中，电动挖掘机启动保护系统包括缺相继电器、第一相序继电器、主控制器、软启动器、启动按钮、安全手柄、第一中间继电器、停止按钮、第二中间继电器、钥匙开关、压力传感器、第二相序继电器和主电机；基于该系统的方法实现了通过安装缺相继电器、相序继电器、安全手柄、停止按钮等元件，提供3级启动保护，增加了操作的安全性，防止误操作导致的启动；确保主泵按照目标转向运转，提高了设备的工作效率和使用寿命；采用多级启动保护方法，根据不同情况进行检测和处理，更加安全可靠。
Electric excavator starting protection system and control method thereof
The invention relates to an electric excavator starting protection system and a control method thereof, and belongs to the technical field of engineering machinery. The starting protection system of the electric excavator comprises a default phase relay, a first phase sequence relay, a main controller, a soft starter, a starting button, a safety handle, a first intermediate relay, a stop button, a second intermediate relay, a key switch, a pressure sensor, a second phase sequence relay and a main motor. According to the method based on the system, three-stage starting protection is provided by installing elements such as an open-phase relay, a phase sequence relay, a safety handle and a stop button, the operation safety is improved, and starting caused by misoperation is prevented; the main pump is ensured to rotate according to the target steering, and the working efficiency and the service life of equipment are improved; a multi-stage starting protection method is adopted, detection and processing are carried out according to different conditions, and safety and reliability are higher.
本发明涉及一种电动挖掘机启动保护系统及其控制方法，属于工程机械技术领域，其中，电动挖掘机启动保护系统包括缺相继电器、第一相序继电器、主控制器、软启动器、启动按钮、安全手柄、第一中间继电器、停止按钮、第二中间继电器、钥匙开关、压力传感器、第二相序继电器和主电机；基于该系统的方法实现了通过安装缺相继电器、相序继电器、安全手柄、停止按钮等元件，提供3级启动保护，增加了操作的安全性，防止误操作导致的启动；确保主泵按照目标转向运转，提高了设备的工作效率和使用寿命；采用多级启动保护方法，根据不同情况进行检测和处理，更加安全可靠。
Electric excavator starting protection system and control method thereof
一种电动挖掘机启动保护系统及其控制方法
ZHANG YA'OU (author) / ZHANG RAN (author) / WANG YU (author) / ZHENG LEI (author) / XU DANDAN (author) / HUANG YUAN (author)
2024-01-02
Patent
Electronic Resource
Chinese
IPC:
E02F
Baggern
,
DREDGING
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