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37-48 of 172 results
Optimization Design of a Wedge Gate Valve Plate Based on RSM
November 12, 2025
Abstract This study focuses on the wedge gate valve plate and employs Response Surface Methodology (RSM) to optimize its structural parameters. The mass, maximum stress, and maximum deformation of...
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Design and Application of a Pneumatic Quick-Opening Shut-Off Valve
November 11, 2025
Abstract: During operation, conventional pneumatic shut-off valves often fail to quickly discharge the gas medium from the upper side of the cylinder piston, resulting in backpressure damping and...
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Flow Field Analysis of a New Control Valve Design
October 31, 2025
Abstract: Control valves play a crucial role in regulating the steam flow entering turbine passages. As turbine efficiency continues to improve, the performance requirements for control valves have...
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Flow Analysis and Resistance Characteristics of Large Butterfly Valves
October 28, 2025
Abstract: Numerical simulations were conducted to analyze the steady-state flow field of a large-diameter butterfly valve at different opening angles. The flow field characteristics were analyzed...
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Critical Control Valve Selection in Hydroprocessing Units
October 15, 2025
1. Calculation Methods for Control Valve Selection Control valves installed at critical locations in hydroprocessing units typically operate under high differential pressures. Under these conditions,...
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Design and Application of Control Valves in Hydroprocessing Units
October 9, 2025
Abstract With increasingly stringent environmental regulations limiting pollutants such as sulfur, heavy metals, and polycyclic aromatic hydrocarbons, hydroprocessing has become a widely adopted process...
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Processing Thin-Walled Parts for Large-Diameter Soft-Seated Butterfly Valves
September 29, 2025
Abstract As the processing capacity of petrochemical equipment continues to expand, the size and specifications of flue butterfly valves used in catalytic units have increased accordingly. With advancements...
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High-Performance NiCr Corrosion-Resistant Ductile Iron Butterfly Valves
September 17, 2025
Abstract: By adding nickel (Ni) and chromium (Cr) to molten iron during spheroidization and inoculation, this study developed a low-NiCr corrosion-resistant ductile iron with outstanding performance. The...
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Optimized Design and Performance of Electric Gate Valves for Nuclear Power Plants
September 9, 2025
Abstract: To address frequent sealing failures and slow actuation of electric gate valves in nuclear power plants, a remote structural and performance optimization approach is proposed. A dual-pass...
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L Type Three-Way Ball Valves for Natural Gas Reversing in Glass Melting Furnaces
September 9, 2025
Abstract: This study examines the use of a single "L"-type three-way ball valve in the reversing unit of a pair of small furnaces, replacing the two straight-through ball valves traditionally...
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Design of a Split-Compensating Ball Valve
August 28, 2025
Abstract: The split-compensating ball valve is a sealing valve with automatic compensation, designed to meet the stringent requirements for toxic and hazardous service conditions. Its design...
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Optimizing DLC Coatings for Hardness and Low Friction on Nuclear Valve Stems
August 24, 2025
Abstract: This study investigates the effects of varying deposition process parameters, such as workpiece bias voltage and W-doped target power, on the performance of DLC coatings applied to valve...
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Total 172 Records, 12 records per page