Results 1 to 10 of about 169,778 (163)
Entropy, 2022 This paper uses heat transfer experiments and computational fluid dynamics (CFD) simulations to investigate the conjugate heat transfer (CHT) in a high-pressure pneumatic control valve assembly.
Mboulé Ngwa, Longlong Gao, Baoren Li
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Variant wing scheme and aerodynamic characteristics analysis of hypersonic vehicle
Hangkong gongcheng jinzhan, 2023 The variant aircraft can change its shape to adapt to different flight states and improve aerodynamic properties of aircraft. Aiming at a new hypersonic vehicle concept machine, the applicability of the wing variable sweep design on this hypersonic ...
ZHANG Xin +5 more
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Design and Experimental Study of the General Mechanical Pneumatic Combined Seed Metering Device
Applied Sciences, 2021 To address the problems of high damage rate, low seeding accuracy, and poor seeding generally in the seeding process, a general-purpose seeding device was designed in this study based on the principle of mechanical pneumatic combined seeding.
Dengyu Xiong +4 more
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Omnidirectional Haptic Stimulation System via Pneumatic Actuators for Presence Presentation
Sensors, 2023 Recently, remote meetings and work-from-home have become more common, reducing the opportunities for face-to-face communication. To facilitate communication among remote workers, researchers have focused on virtual space technology and spatial augmented ...
Shogo Yoshida +2 more
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Pandemic ecclesiology: Church re-actualisation during the pandemic
HTS Teologiese Studies/Theological Studies, 2022 The coronavirus disease 2019 (COVID-19) pandemic has brought significant changes to the life of the Christian church in Indonesia. Such changes can degrade the essence of the fellowship of believers. The reality of the COVID-19 pandemic, which became the
Gernaida K.R. Pakpahan +4 more
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Biomimetics, 2022 A stroke is an infarction in the cortical region of the brain that often leads to isolated hand paresis. This common side effect renders individuals compromised in their ability to actively flex or extend the fingers of the affected hand. While there are
Claire Rieger, Jaydip Desai
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Frontiers in Earth Science, 2022 It is known that, long-distance concrete pipeline transportation often causes pipe blocking accidents. For the problem of pipeline blockage, we have invented a swirl speed-increasing device.
Chang Su +7 more
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Jurnal Urologi Indonesia, 2021 Objective: To evaluate the effectiveness of the ultrasonic lithotriptor compared to the combined ultrasonic-pneumatic lithotriptor in percutaneous nephrolithotomy (PCNL).
Anggana Suryatmana +2 more
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Determination of Pneumatic Conveying Characteristics of Canola Seeds
Journal of Agricultural Sciences, 2022 In this study, it was aimed to determine the pneumatic conveying characteristics of canola seeds (Brasicca napus Oleifera sp). The physical properties, pressure drop, air velocity, power consumption characteristics of Turan variety canola seeds were ...
Refi Özlü, Metin Güner
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Man-Power-Amplifying Exoskeleton with Pneumatic Actuator
Actuators, 2023 This study describes the activity of developing a force amplifier exoskeleton with one degree of freedom. The system was developed as a research prototype to conduct control system studies. The device consists of an arm with a pneumatic cylinder actuator
Francesco Durante +2 more
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