“Key Technology and Application of Multi-source Hybrid Power System with Super Energy Saving and High Smoothness”Project by Yuchai Core Blue、Yuchai shares、Tianjin University、Guangxi University and other production, teaching and research units jointly completed，And relate to a motor for a vehicle、Power Electronics、Electronic control、Transmission、Vehicle engine, etc.-Electricity-Magnetism-Interdisciplinary field of heat。The project revolves around a high-performance hybrid configuration.、Super energy saving、High smoothness and other technical bottlenecks，After more than 10 years of technical research，Initiate the parallel shaft arrangement of double motors and the power coupling structure of double planetary rows、Deep reinforcement learning energy management optimization strategy、Core technologies such as power shift continuously variable transmission technology and model predictive dynamic coordinated control technology，It breaks through the international patent barrier of hybrid products.，Conquered“Stuck in the neck”Core technology，It breaks the monopoly of foreign high-performance hybrid technology.，The localization of key components has been realized.，Vehicles on the road、Agricultural Machinery、Batch application in defense equipment and other fields，Greatly promoted the technological progress of the industry，It has made important contributions to China's economic construction and national defense security.。

“Development and Application of Key Technologies of High-performance Intelligent Diesel Engine for High-speed Ship”The project is powered by Yuchai、Guangxi University、Yuchai ship electricity、Yuchai Co., Ltd.，Development of High Power Density Diesel Engine for High Speed Ship、Technical research has been carried out and major breakthroughs have been made in high reliability design and intelligent control technology.。The project invents a high-efficiency intercooling system with independent left and right arrangement under high load conditions and a water spray cooling control technology for the air duct.、Split machined high efficiency high strength welded steel pistons and fenced reinforced cylinder heads、Integrated heat exchanger and exhaust heat management control technology，Ffectively improve that air inlet density、Power density and utilization of heat energy。The project has innovated and established three diesel engine platforms for high-performance high-speed boats.，FormYC6C、6T、V25 and other series of products，It is widely used in the high-speed boat industry.。

In addition，Led by Yuchai“Development and Application of Key Technologies for Efficient and Reliable Intelligent Off-road Diesel Engine”The project won the second prize of the Technology Invention Award.、“Development and Industrialization of Key Technologies of China VI Diesel Engine for Engineering Vehicle Application”The project won the second prize of the Science and Technology Progress Award.。

It is reported that，The Guangxi Science and Technology Award is the highest award for scientific and technological innovation in Guangxi.，In the selection of science and technology awards“Quality improvement and quantity control”In the context of，Yuchai has won the first prize for many years in a row.，It fully demonstrates Yuchai's independent innovation.“Hard power”。Future，Yuchai will continue to strengthen basic research and new product development，Make a good fight for core technology，Continue to play a leading role in the high-quality development of industrial innovation，Continue to write a new chapter of scientific and technological innovation，To provide strong impetus for the cultivation and development of new quality productive forces。