Low-voltage electrical control equipment for HXD1 locomotive

• Main Authors: WU WENQI, ZHANG TAO, ZHANG PENG, NIU YONGHONG, YANG YINGZE, QU YANPING, MIAO SHUDONG, GUO HANTING
• Format: Patent
• Language: Chinese; English
• Published: 28.05.2024
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONTROL OR REGULATING SYSTEMS IN GENERAL; CONTROLLING; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS; ENSURING THE SAFETY OF RAILWAY TRAFFIC; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; GENERATION; GUIDING RAILWAY TRAFFIC; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS; PERFORMING OPERATIONS; PHYSICS; RAILWAYS; REGULATING; SYSTEMS FOR STORING ELECTRIC ENERGY; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION; TRANSPORTING

The embodiment of the invention discloses low-voltage electrical control equipment for an HXD1 locomotive, and the equipment comprises a power board, an input board, an output board, an analog board, a network board, a recording board and a backboard, the power board is used for providing a power supply, and the power board and each board form a safety-related power supply topology and an internal network dual-CAN communication topology; the output board and the recording board are correspondingly connected with each Ethernet interface of the switch deployed on the backboard through the backboard to form a non-security related topology; the output board adopts double two-out-of-two redundant digital quantity output with a hardware voter, and each output channel performs parallel output through two groups of completely independent output channels; the network board is provided with completely redundant MVB network communication and CAN data forwarding functions and is provided with two groups of completely ind