1. Research team of intelligentautomobileand system dynamics

Profile: According to the proposed inertial control suspension theory, breaking through the inertia control suspension control method based on the terrain and posture deviation in front of the vehicle, make the centroid of the vehicle basically move along a straight line or arc when driving in complex road conditions, and keep the posture of the vehicle basically unchanged, so as to minimize the bumps and vibrations in complex road conditions and improve the driving speed. Based on the new special suspension technology, the special chassis for high motor vehicles is developed to improve the ride comfort and handling stability of vehicles. In addition, the team studies the driver behavior, vehicle running status and road information. With the multi-sensor information fusion technology, new generation communication technology, intelligent measurement and control technology and artificial intelligence theory, the team focuses on environmental information perception, path planning, decision-making and collaborative control technologies to assist the driving safely and unmanned vehicles. In addition, conduct the vehicle ergonomics and other related research based on human factors engineering.

2. Research team of automobile power transmission and control

Profile:The team has built a complete full power band switch theory and method of hydro-mechanical stepless transmission based on the state prediction theory of the target section of hydro-mechanical stepless transmission and the power transfer theory of the band switch for special vehicles, and the online self-learning method of band switch control model parameters; conducted the conceptual design and optimization design of multi-mode coupling drive system for electric vehicles, developed the principle prototype of multi-mode coupling drive system, put forward the hierarchical decoupling control system model and control method of multi-power units, studied the electromechanical coupling braking control method of distributed drive system, realized the multi-mode electromechanical coupling drive that can be switched according to the requirements of complex driving conditions of vehicles; based on the driving intention of drivers with different driving styles, and considering the overall efficiency of engine and electric (or hydraulic) drive system, established an energy management strategy for hybrid electric vehicles which is adaptive to driving intention and driving style.

3. Research team of lightweight design and manufacturing for automobile key parts

Profile:The team has carried out relevant research on the hydrobulging process theory of large-size automobile drive axle housing in complex shapes, including the forming theory of seamless steel pipe with large deformation pushing-drawing compound diameter reduction, the hydrobulging process theory of stepped diameter reduction tube blank with large deformation, and the stamping hydraulic forming theory of large-size variable cross-section preformed tube blank; formed a complete technology for expanding and forming the drive axle housing of large automobiles (heavy trucks and large buses), and transformed the research results, established an intelligent production base for expanding and forming the automobile axle housing in Qinhuangdao, realized the transfer of patent technology, and built a production line for expanding and forming the automobile axle housing; studied the warm/hot stamping forming theory of high-strength aluminum alloy plates and high-strength alloy steel plates such as large-scale body panels and vehicle suspension swing arms, focused on solving the pre-judgment and control of ductility and springback in the forming process of large-scale body panels, provided basis for product development, die and temperature control system design; established the theory of extrusion-bending integrated forming of aluminum alloy frame for large vehicles, developed the process and quality control strategy of servo-controlled extrusion-bending integrated forming of large flat and wide aluminum alloy profiles, and established the design and process development system of parts based on product life cycle.

4. Drilling and production engineering team

Profile:The team is committed to studying the offshore drilling and production theory and technology, mechanical theory of rod and string in oil-gas wells, anti-eccentric wear technology of rod and string and drilling fluid technology, etc. In the direction of drilling and production engineering, the research level of oil-gas well rod and string mechanics is leading in China, and some research results have reached the international advanced or leading level, with certain influence at home and abroad.

5. Oil-gas reservoir engineering team

Profile:The team is dedicated to studying the theory and method of comprehensive description and geological modeling of complex oil-gas reservoirs, development theory and the technology enhancing the oil recovery for special oil-gas reservoirs, development theory and application of coalbed methane, new technology of geothermal resources development, etc. A special laboratory for basic research on conventional and unconventional oil-gas reservoir development has been set up, and remarkable achievements have been made in conventional and unconventional oil-gas field development, basic theoretical research on coalbed methane development and new technology of water injection/gas enhanced oil recovery. The related technologies in major oil-gas fields generate good economic and social benefits.

6. Oil-gas well measurement and equipment testing team

Profile:With the new technology of intelligent design and detection of oil drilling and production equipment, the team is dedicated to applying big data, deep learning algorithm, digital twinning and virtual reality technology to the design, simulation, optimization, detection and evaluation of oil drilling and production machinery system and the theory of oil-gas pipeline leakage location, so as to help oil equipment develop intelligently. This direction is an interdisciplinary subject, involving the mechanical engineering, information engineering, testing and technology, computer and application, and relying on key disciplines and laboratories at or above the provincial level, which has a strong discipline foundation and distinctive features. The oil-gas well measurement and equipment detection has driven the application of mechanical engineering, computer science and technology and other related disciplines in the field of petroleum engineering.

7. Energy conversion and utilization technology, equipment optimization and combustion pollution control team

Profile:The team consists of three senior titles and three intermediate titles. The title structure of team is relatively reasonable. At present, the team presides over two projects of national funds and two projects of provincial funds, and has published more than 40 papers. Main research topics: pyrolysis, gasification and combustion technology of solid waste and domestic garbage: this technology has good environmental adaptability, but its pyrolysis, ignition and combustion characteristics are unstable due to its complex components and high water content. The treatment process is optimized according to the kinetic parameters and reaction mechanism to realize the harmlessness andrecycling. Biomass resource utilization technology: traditional biomass utilization efficiency is low. At present, its industrial efficient utilization is mainly completed by molding combustion and pyrolysis combustion. Compared with coal, biomass is featured with diverse components, low calorific value and high volatile matter, poor combustion of some biomass resources and unstable combustion process. Phase change heat transfer: In large heat transfer equipment, phase change heat transfer is used to improve the heat transfer coefficient. The falling film flow process mainly depends on gravity, the fluid moves freely from top to bottom, and efficient heat transfer is completed by condensation inside the tube and evaporation outside the tube. Plasma technology: the high temperature of plasma or active particles and radiation are used to promote some chemical reactions to obtain new substances, such as preparing boron nitride ultrafine powder by arc plasma and preparing titanium dioxide (titanium dioxide) powder by high frequency plasma.

8. Team of new energy technology development and utilization

Profile:The team consists of four senior titles and two intermediate titles. The title structure is relatively reasonable. At present, the team presides over two projects of national funds and two projects of provincial funds, and has published more than 50 papers. Main research topics: Solar heat utilization technology: collect, store and utilize energy by virtue of the solar energy light-heat conversion. Nanometer heat transfer enhancement: Nanometer technology can be used to enhance the heat and mass transfer of fluid, and solid nanoparticles with higher thermal conductivity can further enhance the heat transfer of traditional fluid. Flow and heat transfer in continuous casting process: Mold is the heart of continuous casting process and plays a decisive role in continuous casting system. The application of electromagnetic stirrer in continuous casting mold can effectively improve the equiaxed crystal rate and billet quality. The research is conducted on the electromagnetic stirrer of mold to make it play the largest role in continuous casting production. The electromagnetic field model is established to study the influence of different electromagnetic parameters (current intensity and current frequency) on the electromagnetic field distribution in the continuous casting mold under the mixing by the traditional electromagnetic stirrer.