Results 21 to 30 of about 5,070,033 (225)
Experimental investigation of cavitation-induced erosion around a surface-mounted bluff body
, 2021 The objective of this study is to investigate the collapsing behavior of cavitation, which leads to the erosion of material. An experimental examination was conducted in a channel with a semi-circular cylinder obstacle, which serves as a “vortex cavity ...
Saad Jahangir +5 more
semanticscholar +1 more source
Flow control of a D-shaped bluff body using different DBD plasma actuators
, 2021 The control performance of a streamwise-oriented dielectric barrier discharge (DBD) plasma actuator, a set of plasma streamwise vortex generators (PSVGs), and a hybrid actuator of the plasma actuator and PSVGs on the reduction in bluff body flow ...
Zongnan Chen, C. Wen
semanticscholar +1 more source
PANEN ENERGI MENGGUNAKAN PIEZOELEKTRIK SISTEM KANTILEVER DENGAN PENAMBAHAN BLUFF BODY
Jurnal Teknik Mesin, 2017 Pemanen energi adalah alat untuk mengumpulkan energi dari energi mekanis dan dikonversikan menjadi energi listrik. Piezoelektrik adalah alat pemanen energi yang bersumber dari getaran dan diubah menjadi tegangan listrik.
Adhes Gamayel
doaj +1 more source
PIEZOELEKTRIK SEBAGAI PEMANEN ENERGI DENGAN PENAMBAHAN BLUFF BODY SEGITIGA
Simetris: Jurnal Teknik Mesin, Elektro dan Ilmu Komputer, 2018 Piezoelektrik adalah salah satu alat pemanen energi yang menghasilkan energi listrik ketika mengalami defleksi. Penelitian mengenai bentuk penampang bluff body terhadap tegangan listrik yang dihasilkan piezoelektrik telah dilakukan, namun penelitian ...
Kasum Kasum +2 more
doaj +1 more source
Energies, 2022 With the rapid development of micro-energy power systems, the performance of micro-combustors as key components is in urgent need of further improvement. Aimed at enhancing combustion performance, a hollow hemispherical bluff body was used to analyze the
Yunzhe Liao +3 more
doaj +1 more source
Experimental Study on Bluff-Body Stabilized Premixed Flame with a Central Air/Fuel Jet
Energies, 2017 Bluff-body flame holders are commonly employed in many industrial applications. A bluff-body is usually adopted to enhance the downstream mixing of the combustion products and the fresh fuel-air mixtures, thus to improve the flame stability and to ...
Yiheng Tong +4 more
doaj +1 more source
Energies, 2021 The aim of this work is to design a piezoelectric power generation system that extracts power from the vibration of a cantilever beam. A semi-cylinder placed in a water stream and attached to the beam is excited into vortex-induced vibrations (VIV ...
Christina Hamdan +2 more
doaj +1 more source
Complexity, 2020 The technology of scavenging ambient energy to realize self-powered of wireless sensor has an important value in practice. In order to investigate the effects of piezoelectric-patch length and the shape of front bluff body on energy conversion of the ...
Changjiang Zhang +5 more
doaj +1 more source
Role of Bluff Body Configuration in Modifying Turbulent Flow in Sudden Expansions [PDF]
Journal of Applied Fluid MechanicsThis study combines experimental and numerical approaches to investigate flow behavior downstream of bluff bodies placed at the mid-span of a rectangular sudden expansion configurations common in combustion chambers, burners, flame stabilizers, and ...
E. Wahba, A. Abdel-Fattah, A. F. Mahrous
doaj +1 more source
Fast Fluid Dynamics Simulation of the Airflow Around a Single Bluff Body [PDF]
E3S Web of Conferences, 2022 Fast and accurate simulation of the outdoor airflow distribution is important for studying urban microclimate. In this paper, two pressure-correction schemes (i.e., NIPC and NSPF) for solving the N-S equation item by item are implemented in OpenFOAM and ...
Jiejie Huang +6 more
doaj +1 more source