Mining Truck Converter Brief Introduction/Functions All components of the mining truck converter are fully localized and independently produced, realizing the localization of the whole industry chain from power semiconductors to electric drive system integration, with independent intellectual property rights. Each component is optimized and designed according to the performance requirements of the vehicle to achieve the best matching between the components of the electric drive systems and between the electric drive system and the vehicle. Product Parameters/Key Technologies Input voltage: AC200-1300V Intermediate voltage: DC1700V Output voltage: AC0-1250V Rated output current: 2 × 900A Maximum output current: 2 × 1500A Auxiliary converter output: 0-440V, 2x100A Application Cases This converter is suitable for the electric drive and traction system of 300-360t mining trucks, and has been applied to the localization project of the electric drive system of the 330t mining truck for Shenhua Group Zhungeer Energy. | |
Multi-Drive Frequency Variable Device Of Electric Shovel Brief Introduction/Functions The frequency converter of shovel is responsible for driving the four major systems of lifting, slewing, pushing, and traveling of the shovel (core equipment of open-pit mines), with the total power of 12,800kW. It is the first time to use permanent magnet direct drive technology for the first time in this industry to reduce transmission links, improve efficiency, and decrease failure rates. Product Parameters/Key Technologies Rated power (kW)Traveling: 2x1400 Lifting: 2x2800 Slewing: 3x1000 Pushing: 1x1400 Rectifier: 3x1400 Rated voltage (V): 690 IP rating: IP41 Application Cases Applied to the Research and Application of WK-55 Electric Shovel Variable Frequency Drive System and Toothless Lifting Device Project of Shenhua Group Zhungeer Energy. | |
Loader Converter Brief Introduction/Functions The giant electric hybrid loader adopts front wheel active steering control, four-wheel drive electronic differential control and other technologies to improve control accuracy, reduce tire wear, increase negotiable curve speed by 20%, and give significant energy-saving advantages. All-weather environment design is applied to meet the global mining engineering needs under plateau, extreme cold, and high vibration conditions. Product Parameters/Key Technologies Input voltage range: 3AC200-1250V Rated input current: 300A Output voltage range: 3AC0-1140V Rated current: 4 × 580A Maximum current: 4 × 400A Application Cases This converter is applied to the development project of traction system for XCMG 35t electric drive loader manufactured by XCMG. | |
Electric Drive System Of Belt Conveyor Brief Introduction/Functions The more efficient drive system of belt conveyor is designed with a high-voltage variable frequency drive for a low speed permanent magnet motor with high efficiency in the full speed range and full power range. Combined with the shortest transmission link (without the reducer), it realizes the highest system efficiency and achieves the goal of energy conservation and reduced maintenance. It has excellent control performance such as multi-machine coordination, no encoder, and starting with heavy load, as well as adaptability to harsh environments such as extremely low temperature and dust, and pre-assembly for fast installation. Product Parameters/Key Technologies Rated power (kW): 160-1800 Rated voltage (kV): 6/10 Motor output speed (rpm): 30-90 Application Cases The permanent magnet direct drive system and asynchronous drive system of the belt conveyor have been applied in open-pit mines of Baogang Group, State Power Investment Corporation, Ansteel Group, etc. |