An External Gear Pump with Axial Stepped-gear Structure and Without Additional Trapped-oil Relief-grooves by Wang Hao, Song Anran, Li Yulong

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Three Special Forms of Epicycloid Profiles of Cam Rotors and Their Performance Analysis by Chen Qinghong, Li Yulong, Zhang Pingshan

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Design Method with High Comprehensive Performance for External Gear-pumps and Gear-motors by Li Yulong, Liu Ping, Shi Yunyang

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Output Ripple Difference and Following Lightweight Design of External Gear Pumps and Motors by Wang Hao, Song Anran, Li Yulong

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Research of Parameterization and Optimization of Shaped-profile and Size of Circular Arc Rotor Pair for Roots Pump by Li Yulong, Zhang Chenhe, Ran Guangze

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Large Modulus Method to Effectively Relieve Trapped-oil Phenomenon for Gear-pump and Gear-motor with Equal Displacement by Liu Ping, Li Yulong, Song Anran

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A Comprehensive Compensation Method for High-speed Gear Pumps Without the Cavitation Phenomenon by Li Yulong, Hou Xinyu, Zhang Lihua

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Different Output Ripples of Speed and Torque and Output Ripple Minimization for External Hydraulic Gear-motors by Li Yulong, Hou Xinyu, Zhang Lihua, Song Anran

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Unified Compact Formulas of Output Characteristics for External Hydraulic Gear-motors by Liu Ping, Li Yulong, Hou Xinyu, Zhang Lihua

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Multi-objective Optimization Design of Gear Pump with High Trapped-oil Performance by Sun Fuchun, Li Yulong, Yuan Ying, Wen Changming, Zhong Fei

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Study on a New Rotor Profile with Convex Head for Radial Seal andEccentric Main Circular Arc by Li Yulong Liu Ping Zang Yong Li Xiurong Zhao Yan

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A method for diagnosing the implosion symmetry in inertial confinement fusion with wide-angle VISAR by Wu Yuji, Guan Zanyang, Zhang Qing, Jing Longfei, Ren Kuan, Liang Juxi, Chen Xudan, Li Yulong, Wang Feng

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