Smart Electrical Resolver
Brief Introduction/Functions Equipped with automatic train position detection function. When the train passes through the neutral section, the electronic switch can quickly be switched to realize continuous power supply to the neutral section. It is unnecessary to disconnect the main circuit breaker of train and electric energy can be continuously obtained to realize that the train passes through the neutral section without traction force and speed loss throughout the entire process. Product Parameters/Key Technologies Rated voltage: AC 27.5kV Rated current: 1250A/1600A System efficiency: ≥ 95% Application Cases It can achieve passing through the neutral section of train with no perception, reducing train traction force and speed loss, and improving train-network matching. It has been widely applied to Shenmu-Shuozhou Railway and Guangzhou Metro Line 18/22. | |
Co-Phase Power Supply Equipment
Brief Introduction/Functions It has the functions of voltage phase shift and energy merging, so as to realize the co-phase output of catenary voltage. It is unnecessary to set electrical resolver in each supply section, and continuous power can be supplied through the whole line. Product Parameters/Key Technologies Rated voltage: AC 27.5kV Rated power: 5MW System efficiency: ≥ 95% Application Cases Comply with Carbon Peaking and Carbon Neutrality Goals in China.Electrical resolver of substation can be canceled to reduce transformer capacity level, negative sequence and other power quality problems. It has been widely applied in Guangzhou Metro Line 18. | |
Energy Dispatching Equipment
Brief Introduction/Functions Through the flexible control of AC/DC converter, it can realize the functions of active power scheduling between feeding sections, regenerative energy utilization, dynamic reactive power compensation, harmonic control, negative sequence control and so on. Product Parameters/Key Technologies Rated voltage: AC 27.5kV Rated power: 3MW, 6MW, 9MW System efficiency: ≥ 95% Application Cases Comply with Carbon Peaking and Carbon Neutrality Goals in China.The utilization of regenerative energy can be improved to save power cost, reduce electricity demand, save basic electricity cost, and increase terminal voltage of the traction network. It is capable of supplying power to support adjacent substation. It has been applied to Lanzhou-Lianyungang Railway of Zhengzhou Group, Datong-Qinhuangdao Railway of Taiyuan Group, and the Shenmu-Shuozhou Railway of China Energy. | |
High Power Test Power Supply Device
Brief Introduction/Functions Through real-time control of AC-DC-AC converter, power supply with variable voltage amplitude and frequency can be output to realize switching between power supplies with different frequencies, while improving the power quality of traction network. Product Parameters/Key Technologies Rated voltage: AC 27.5kV Rated power: 15MW System efficiency: ≥ 95% Application Cases Comply with Carbon Peaking and Carbon Neutrality Goals in China.Switching between power supplies with different frequencies can be realized, and electrical resolver of substation can be canceled to reduce capacity level of traction transformer, and improve power quality of traction network. It has been applied to the 15MW test line of CRRC Zhuzhou Locomotive Co., Ltd. | |
Balanced Power Supply Unit
Brief Introduction/Functions Through flexible control of AC-DC-AC converter, it can realize the functions of active power scheduling between feeding sections, peak load shifting, dynamic reactive power compensation, harmonic control, negative sequence control, terminal network voltage increase and so on. Product Parameters/Key Technologies Rated voltage: AC 27.5kV Rated power: 5MW System efficiency: ≥ 95% Application Cases Dynamic reactive power can be compensated to improve power factor, active power can be integrated to promote capacity utilization rate, and power supply can be balanced to suppress three-phase imbalance and increase transport volumes. It has been applied to Datong-Jungar Railway of China Energy and Shimen-Changsha Railway of Guangzhou Group. |