Beihang University

The Boeing Company

Bayerische Motoren Werke Aktiengesellschaft

Tsinghua University

Capitalbio Corporation

Peng Dong

Xiangyang Xu

Yanfang Liu

Shuhan Wang

Wei Guo

Junwei Zhao

Peng Liu

Yan Cheng

Jing Cheng

Yun Zhang

Haitao Jiang

Sebastian Scharner

Zhe Xu

Jianbo Zhang

Tuo Deng

Edwin Knobbe

Hao Wen

Sonia Dandl

Keith Richard Mitchelson

Cailing Ma

Wenyan Qin

Peter Tenberge

Jiadong Sheng

Shumiao Zuo

Peng Wu

Junqing Li

Qiang Kang

Chaomin Liu

A method for diagnosing lithium plating in lithium ion batteries includes performing electrochemical impedance spectroscopy analysis on complete or undisassembled lithium-ion batteries under different temperatures.

Method for diagnosing lithium plating in lithium ion batteries by using electrochemical impedance spectroscopy

A global energy management optimization method in multi-task cross-core deployment for hybrid electric vehicles, belonging to the technical field of hybrid electric vehicle energy management, which is capable of solving the problem that conventional hybrid electric vehicles cannot realize global energy management at a vehicle end; through adopting the present invention, the problems relating to the failure of timely achieving global energy management for hybrid electric vehicles, poor vehicle speed performance and driving safety caused by the high difficulty of effectively connecting and deploying different computing tasks of global energy management are solved; a multi-core heterogeneous controller is used to perform multi-task deployment, which solves the problems caused by one type of tasks requiring high computing power but low real-time response while another type of tasks requiring low computing power but high real-time response, ensures the efficient utilization of control chips of the hybrid transmission.

Global energy management optimization method in multi-task cross-core deployment for hybrid electric vehicles

A gearshift overlap control system and a control method for improving vehicle dynamic response includes a gearshift progress calculation module: the gearshift progress calculation module is capable of calculating a gearshift progress in real time; a clutch control module: the clutch control module is capable of executing a first power-on downshift control and starting to perform a second power-on downshift control when a set second power-on downshift in a corresponding gearshift progress is requested; and an iterative learning control module: the iterative learning control module is capable of automatically adjusting a first on-coming clutch control pressure and a first off-going clutch control pressure in the first power-on downshift by means of monitoring the overshoot of the gearshift progress.

Gearshift overlap control system and control method for improving vehicle dynamic response

A configuration evaluation method and a platform for electromechanical coupling transmission of hybrid electric vehicles, includes an energy flow transfer path evaluation module for evaluating the energy flow transfer path, an electromechanical coupling transmission dynamic performance evaluation module for evaluating the dynamic performance of electromechanical coupling transmission, an electromechanical coupling transmission economic efficiency evaluation module for evaluating the economic efficiency of electromechanical coupling transmission, an electromechanical coupling transmission driving cycle adaptability evaluation module for evaluating the driving cycle adaptability of electromechanical coupling transmission, a component feature parameter rationality evaluation module for evaluating the rationality of component feature parameters, a structure and cost evaluation module for evaluating the structure and cost, and a comprehensive evaluation module for performing a comprehensive evaluation.

Configuration evaluation method and platform for electromechanical coupling transmission of hybrid electric vehicles

A device for testing a needle roller bearing of a planet gear set consists of two identical helical planet gear sets, a piston, an end cover, a spindle, and can simulate the actual operating condition of a needle roller bearing of the planet gear set; the rotating speed difference between an inner raceway and an outer raceway of the needle roller bearing is determined by adjusting the rotating speed of a sun gear and a planet carrier; the load on the needle roller bearing includes a centrifugal load and a radial load, and the centrifugal acceleration and the centrifugal load are determined by adjusting the rotating speed of the planet carrier; a method of determining the radial load by adjusting the hydraulic pressure difference of hydraulic chambers at both ends of the piston, generating a tangential force to load the planet gear, and balancing the radial load of the bearing.

Device for testing needle roller bearing of planet gear set and method thereof

A calcium-bearing magnesium and rare earth element alloy consists essentially of, in mass percent, zinc (Zn): 1-3%; aluminum (Al): 1-3%; calcium (Ca): 0.1-0.4%; gadolinium (Gd): 0.1-0.4%; yttrium (Y): 0-0.4%; manganese (Mn): 0-0.2%; and balance magnesium (Mg).

Calcium-bearing magnesium and rare earth element alloy and method for manufacturing the same

The invention provides methods and compositions for the diagnosis and prognosis of cervical intraepithelial neoplasia and cervical cancer. The methods comprise the step of determining the expression levels or genetic status of specific miRNAs.

Methods and compositions for the diagnosis and prognosis of cervical intraepithelial neoplasia and cervical cancer

Growing community of inventors

Beijing, China

Peng Dong