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Chenchen Zhang, Chenhang Zhu, Bin Meng and Sheng Li
As a core power component, aviation piston pumps are widely used in aircraft hydraulic systems. The piston pump?s power-to-weight ratio is extremely crucial in the aviation industry, and the ?ceiling effect? of the PV value (product of compressive stress...
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Yong Zhu, Tao Zhou, Shengnan Tang and Shouqi Yuan
Hydraulic axial piston pumps are the power source of fluid power systems and have important applications in many fields. They have a compact structure, high efficiency, large transmission power, and excellent flow variable performance. However, the cruci...
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Yu Huang, Qianqian Lu, Wei Shao, Li Liu, Chuan Ding and Jian Ruan
Because the axial piston pump is often used in the aerospace and aviation fields, it is necessary to pay attention to its outlet pressure and flow characteristics. The parallel 2D piston pump proposed, based on the axial piston pump, has no structural fl...
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Rui Guo, Zhiqian Zhao, Tao Wang, Guangheng Liu, Jingyi Zhao and Dianrong Gao
Under different degradation conditions, the complexity of natural oscillation of the piston pump will change. Given the difference of the characteristic values of the vibration signal under different degradation states, this paper presents a degradation ...
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Tomá? Machu,Franti?ek Pochylý,Jan ?ulc
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A. F. Golovchuk,K. V. Prikhodko
Pág. 49 - 55
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Yong Zhu, Hong Su, Shengnan Tang, Shida Zhang, Tao Zhou and Jie Wang
Since the hydraulic axial piston pump is the engine that drives hydraulic transmission systems, it is widely utilized in aerospace, marine equipment, civil engineering, and mechanical engineering. Operating safely and dependably is crucial, and failure p...
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Yingna Liang, Cunyuan Wang, Wei Wang, Hao Xing, Zhepeng Zhang and Dianrong Gao
The slipper pair is the crucial friction pair of the seawater axial piston pump. Taking seawater as the working medium will inevitably affect the bearing performance of the slipper pair. In this paper, a seawater axial piston pump slipper pair model with...
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Yong Zhu, Qingyi Wu, Shengnan Tang, Boo Cheong Khoo and Zhengxi Chang
As the modern industry rapidly advances toward digitalization, networking, and intelligence, intelligent fault diagnosis technology has become a necessary measure to ensure the safe and stable operation of mechanical equipment and effectively avoid major...
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Alexander Mitov, Tsonyo Slavov and Jordan Kralev
A system for the rapid prototyping of real-time control algorithms for open-circuit variable displacement axial-piston pumps is presented. In order to establish real-time control, and communication and synchronization with the programmable logic controll...
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Tianyu Gao, Hao Chen, Danna Tang and Yumo Wang
To improve the friction and wear performance of the piston-cylinder liner friction pair, inspired by earthworms and leeches, 27 kinds of pistons with cylindrical pit arrays are designed and processed. Through a friction test, four superior textured pisto...
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Peng Zhang and Yunhua Li
A structural scheme is proposed to match the pump delivery pressure and the aircraft load. PID, LQR and backstepping sliding control method are used.
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Stavros I. Yannopoulos, Gerasimos Lyberatos, Nicolaos Theodossiou, Wang Li, Mohammad Valipour, Aldo Tamburrino and Andreas N. Angelakis
The evolution of the major achievements in water lifting devices with emphasis on the major technologies over the centuries is presented and discussed. Valuable insights into ancient water lifting technologies with their apparent characteristics of durab...
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In recent years, the interest of industry towards condition-based maintenance, substituting traditional time-based maintenance, is growing. Indeed, condition-based maintenance can increase the system uptime with a consequent economic advantage. In this p...
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Weiqi Tang, Qiu Wang, Bingchen Wei, Jiwei Li, Jinping Li, Jiahao Shang, Kun Zhang and Wei Zhao
A two-stage light gas gun driven by gaseous detonation was newly constructed, which can make up for the disadvantages of the insufficient driving capability of high-pressure gas and the constraints of gunpowder. The performance of the gas gun was investi...
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Junqiang Shi, Ziyang Li, Jingcheng Gao, Dongjing Chen, Xiaotao Li, Ying Li, Jin Zhang and Xiangdong Kong
The integrated design of the motor and axial piston pump eliminates the coupling structure, resulting in a compact and lightweight motor-pump structure. The challenge of motors overheating has always been a major concern. To address this issue, the hydra...
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Balázs Démuth, Gergo Fülöp, Márk Kovács, Lajos Madarász, Máté Ficzere, Ákos Köte, Bence Szabó, Brigitta Nagy, Attila Balogh, Kristóf Csorba, Gábor Kaszás, Tibor Nagy, Attila Bódis, György Marosi, Zsombor Kristóf Nagy
Pág. 391 - 400
Homogeneous ultralow-dose (30 mg) tablets were prepared from perfectly free-flowing granules manufactured by continuous Twin-Screw Wet Granulation. The gravimetrically fed mixture of lactose and potato starch of low particle size was successfully agglome...
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Tewodros Assefa, Manoj Jha, Manuel Reyes, Raghavan Srinivasan and Abeyou W. Worqlul
The study was conducted in Lake Tana Basin of Ethiopia to assess potentially irrigable areas for home gardens, water availability, and feasibility of water-lifting technologies. A GIS-based Multi-Criteria Evaluation (MCE) technique was applied to access ...
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Faisal Ansori,Edi Widodo
Pág. 79 - 86
The pump is a tool to provide the mechanical energy to the liquid in the pump constant fluid density and large. In terms of mechanism, the pump is divided into three types, namely, rotary pumps, pump the shaft/piston and centrifugal pumps. The use of the...
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