Shanghai Smart (SZ:001266) 工程机械杂志·2025-08-29 09:32Core Viewpoint - The article emphasizes the significant potential for reducing carbon and pollutant emissions in the construction machinery sector, particularly highlighting the need for upgrading excavators as a key to industry transformation [1]. Electric Excavator Solutions - The electric excavator solution includes components such as power batteries, power management systems, drive motors, and controllers, designed to meet high efficiency and customizable needs for clients [4]. - The technology team has optimized control algorithms to effectively reduce system energy consumption, while lightweight and modular designs enhance overall equipment quality [4]. - An energy management system enables efficient and energy-saving operations, and the solution supports battery swapping for quick return to work [4]. Drag Electric Excavator Solutions - This solution utilizes a multi-functional controller, integrated display, high-performance motors, and industrial cables for direct power supply, reducing energy costs to about 30% to 40% of fuel-powered equipment [7]. - It overcomes the range limitations of pure electric excavators, supporting all-weather continuous operation, making it suitable for high-intensity and complex working conditions [7]. Hybrid Excavator Solutions - The hybrid power output mode is currently the most widely used solution in the market, achieving high-efficiency operations through the coupling of electric motors and engines [9]. - The solution features a methanol engine and a DHT power assembly, significantly reducing pollutant emissions and providing high torque output suitable for harsh environments [10]. - It allows for smooth switching between different power modes, with fuel consumption reduced by over 30% [10]. Value of Excavator Electrification - Electrification leads to lower noise and emissions, aligning with increasingly stringent environmental standards [12]. - Electric drive systems offer faster response times and smoother power mode transitions, enhancing operator comfort [12]. - The solutions improve operational continuity and reduce costs through drag electric and battery swapping options [12]. - Enhanced responsiveness and precision in operations lead to increased work efficiency [12]. - The various electric excavator solutions have been successfully applied in factories, parks, and urban roads, improving stability, economic operation, and environmental friendliness [12]. Industry Trends - The construction machinery industry is showing signs of recovery, with expectations of improved performance and demand [13][14]. - The transition to "National IV" standards is set to begin on December 1, indicating a shift towards stricter emissions regulations [13]. - The industry is experiencing a significant increase in exports, with a rise of over 70% this year, despite a continuous decline in domestic sales for 13 months [14].