Nonlinear flow modeling of electro hydrostatic pump unit based on Gauss Newton iterative method for high performance control
Sign Up to like & getrecommendations! Published in 2024 at "Scientific Reports"
DOI: 10.1038/s41598-024-72583-w
Abstract: For the electric hydrostatic pump unit (EPU), which is a crucial component in the electro hydraulic servo pump control system (EHSPCS), nonlinear flow modelling is a key challenge to achieve high performance operation, especially in… read more here.
Keywords: nonlinear flow; gauss newton; method; newton iterative ... See more keywords
Numerical investigation of fluid flowing through rough fractures subject to shear
Sign Up to like & getrecommendations! Published in 2024 at "Physics of Fluids"
DOI: 10.1063/5.0190992
Abstract: Comprehending fluid flow in rock masses is essential for modern underground engineering, including chemical energy extraction, nuclear pollutant remediation, and hydrocarbon utilization, complicated by shear-induced and surface roughness effects in fractures. This study employed numerical… read more here.
Keywords: nonlinear flow; numerical investigation; investigation fluid; fluid flowing ... See more keywords
Numerical algorithm for nonlinear flow response of soft brush beds based on the homotopy method
Sign Up to like & getrecommendations! Published in 2025 at "Physics of Fluids"
DOI: 10.1063/5.0249844
Abstract: Fuzzy flexible fibers attached to biological surfaces can reduce drag and influence fluid flow by altering their shape, an intriguing phenomenon that has garnered increasing attention. The complexity of fluid–structure interaction problems leads to highly… read more here.
Keywords: nonlinear flow; method; algorithm nonlinear; homotopy ... See more keywords
Identification for Nonlinear Flow Characteristics of Main Steam Regulating Valves in Power Plants by Mining Special Data Segments
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Industrial Informatics"
DOI: 10.1109/tii.2024.3366250
Abstract: Nonlinear flow characteristics of main steam regulating valves play an important role on the performance of primary frequency control in thermal power generation units. Manual testing is a traditional method to capture nonlinear flow characteristics… read more here.
Keywords: nonlinear flow; characteristics main; steam; flow characteristics ... See more keywords
Experimental Investigation on Nonlinear Flow Anisotropy Behavior in Fracture Media
Sign Up to like & getrecommendations! Published in 2019 at "Geofluids"
DOI: 10.1155/2019/5874849
Abstract: A series of flow experiments were performed on matched fractures to study the problem of non-Darcy flow in fractured media. Five rock fractures of different roughness were generated using indirect tensile tests, and their surface… read more here.
Keywords: investigation nonlinear; fracture; experimental investigation; nonlinear flow ... See more keywords
Investigation on Nonlinear Flow Behavior through Rock Rough Fractures Based on Experiments and Proposed 3-Dimensional Numerical Simulation
Sign Up to like & getrecommendations! Published in 2020 at "Geofluids"
DOI: 10.1155/2020/8818749
Abstract: Rock fractures as the main flow channels, their morphological features, and spatial characteristics deeply influence the seepage behavior. Reservoir sandstones as a case study, four splitting groups of fractures with different roughness were scanned to… read more here.
Keywords: rough fractures; rock rough; seepage; nonlinear flow ... See more keywords
Optimization of Vertical Well Pattern and Hydraulic Fracture in Offshore Low-Permeability Reservoir: The Role of Low-Velocity Nonlinear Flow
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DOI: 10.2118/231171-pa
Abstract: Offshore low-permeability oil reservoirs are an important component of global energy reserves, yet the drilling and fracturing costs are significantly higher than those onshore. Thus, offshore development typically requires fewer wells with higher production, which… read more here.
Keywords: nonlinear flow; permeability; fracture; low permeability ... See more keywords
Linear and Nonlinear Flow Analysis of Elements of a Supersonic Inlet
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DOI: 10.2514/1.j060591
Abstract: Boundary layer development in a supersonic inlet is studied, focusing on the flow over the compression ramp and the ramp–isolator junction. Two designs of the junction, a backward-facing step (BFS)... read more here.
Keywords: flow analysis; linear nonlinear; nonlinear flow; inlet ... See more keywords