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2-in-1 PDU (DC-DC & pre-charge board)

2-in-1 PDU (DC-DC & pre-charge board)

All-in-one：are mainly used in electric buses, commercial vehicles, BCS.It can be used as a DC power supply converter and provides 0-380V AC power for the power supply of compressors, with high integration (DCDC/DCAC/CCU/PTC), etc
Mass-produced model：：2-in-1 PDU, 2-in-1 drive, 4-in-1；

To meet diverse application scenarios and requirements, our company has developed a series of multi-in-one controllers with varying configurations. The key features of these controllers are as follows:

Enhanced Space Utilization: The integrated design makes the entire drive system more compact, reducing the space required for other components and freeing up more room for other systems.
Cost Reduction: By producing multiple components on the same assembly line, the complexity of manufacturing and assembly is minimized, thereby lowering production costs.
Simplified Design and Maintenance: Integrating multiple functions into a single system streamlines overall design and potentially simplifies maintenance and repair work, as fewer connections and interfaces are required.
Improved System Reliability: With fewer components, the number of potential failure points is reduced, which may enhance the overall reliability of the system.
Support for Intelligence and Networking: The integrated control system is well-suited for intelligent functions, such as real-time monitoring of the driving environment and vehicle status, as well as connectivity with other vehicles and infrastructure.

Introduction to Our Multi-Functional Integrated Control System

Our company is proud to present an advanced multi-functional integrated control system designed to optimize the performance and efficiency of electric vehicles. This system is composed of several key modules, each with specific functions, working together seamlessly to ensure reliable and intelligent operation. Below is a detailed overview of the system's construction, the functions of each module, and their collaborative interactions.

System Construction and Composition

Our integrated control system is meticulously designed to enhance the overall functionality and efficiency of electric vehicles. It comprises four primary modules: the CCU Control Module, the DC-DC Module, the DC-AC Module, and the PDU Module (Power Distribution Unit). Each module plays a crucial role in the system, and their coordinated operation ensures optimal performance and reliability.

Module Functions

CCU Control Module
Serving as the central brain of the system, the CCU Control Module is responsible for the overall control logic, signal processing, and fault diagnosis. It integrates microprocessors or other advanced control chips to monitor and control the status of various vehicle components. This module ensures that all operations are executed efficiently and safely, acting as the core coordinator of the entire system.
DC-DC Module
The DC-DC Module is a critical component that converts one level of direct current (DC) voltage to another. It is primarily used to transform the high voltage from the battery into the low voltage required by on-board electrical devices, or vice versa. This module ensures that all DC-powered components receive the precise voltage they need to function correctly.
DC-AC Module (Inverter)
The DC-AC Module, also known as the inverter, converts direct current (DC) into alternating current (AC). This function is essential for powering AC devices in the vehicle, such as the air conditioning compressor, oil pump, and air pump. By providing stable AC power, this module supports the smooth operation of critical vehicle systems.
PDU Module (Power Distribution Unit)
The PDU Module is responsible for managing and distributing power within the high-voltage system. It provides functions such as charge/discharge control, power-on control for high-voltage components, overload and short-circuit protection, high-voltage sampling, and low-voltage control. This module ensures the safe and efficient operation of the high-voltage system, protecting it from potential damage.

Synergistic Relationships

The true strength of our integrated control system lies in the seamless collaboration between these modules:

The CCU Control Module acts as the central hub, coordinating the operations of all other modules. It processes inputs, manages outputs, and ensures that the entire system functions cohesively.
The DC-DC Module and DC-AC Module work in tandem with the CCU Control Module to provide the necessary voltage conversions. They ensure that all electrical and electronic components receive the correct power supply, regardless of their voltage requirements.
The PDU Module receives instructions from the CCU Control Module and intelligently allocates power based on the vehicle's real-time needs. It also monitors and protects the high-voltage system, ensuring safety and reliability.

Conclusion

Our multi-functional integrated control system is a testament to innovation and efficiency. By combining these advanced modules into a single, cohesive unit, we have created a system that enhances space utilization, reduces costs, simplifies design and maintenance, improves reliability, and supports intelligent and networked operations. This system is designed to meet the evolving needs of modern electric vehicles, providing a reliable and efficient solution for the future of transportation.