Results 61 to 70 of about 2,086 (175)

Tar Removal From Biomass‐Derived Syngas via Scrubbing: A Review on Process and Modeling

open access: yesChemBioEng Reviews, Volume 13, Issue 3, June 2026.
This review article surveys contaminant formation and removal in biomass‐derived syngas, with a focus on tar scrubbing. It synthesizes evidence from benchmark plants and compares scrubbing configurations and solvents to assess performance and operating limits.
Simon Brinkmann   +2 more
wiley   +1 more source

HEAT TRANSFER ANALYSIS BY MULTI AIR JET IMPINGEMENT COOLING PROCESS

open access: yes, 2021
Thisstudy on analysis of multiair-jet impingement cooling. The nusselt number is defined based on the various nozzle diameters, Effect of distance between the nozzle exit and steel plate, angle ofnozzles, velocity of nozzle.
Milan Pokar, Vijay Patil, Ankush Salunke
core  

Minimizing Entrainment From Flashing Feeds: Analysis of Process Parameters and Orifice Design

open access: yesChemical Engineering &Technology, Volume 49, Issue 6, June 2026.
This study investigates droplet entrainment from flashing feeds in a forced circulation flash evaporator. Experiments with water and three orifices show that about 20 K superheat marks a transition from mechanically to flashing‑dominated breakup, leading to higher entrainment.
Anna Denecke   +2 more
wiley   +1 more source

Liquid Micro-Jet Array Impingement Cooling for Large Area Systems

open access: yes, 2009
The necessity for high heat flux cooling over large areas is growing rapidly with the increasing push towards more electric systems. A significant amount of research over the past two decades has conclusively proved the suitability of impingement cooling,
C. L. Chen, Avijit Bhunia
core   +1 more source

Experimental Investigation of Burning Liquids in Reduced Oxygen

open access: yesFire and Materials, Volume 50, Issue 4, Page 448-459, June 2026.
ABSTRACT The effects of oxygen concentration on combustion of gases have been investigated on fundamental levels in several studies. However, the same type of fundamental studies has not been made for liquid or solid fuels due to complex relationships between flame structure and changing mass loss rates (MLR).
Joakim Åström   +3 more
wiley   +1 more source

Conjugate Heat Transfer and Thermal Stress Analysis of a Gas Turbine Double-Wall Cooling System with a Diamond-Type TPMS Effusion

open access: yesEnergies
This research numerically investigates the cooling performance of Diamond-type triply periodic minimal surface (TPMS) networks as a gas turbine effusion cooling layer, augmented with various jet impingement configurations. The study analyzes the internal
Kirttayoth Yeranee   +3 more
doaj   +1 more source

Effect of nozzle angle on jet impingement cooling system [PDF]

open access: yes, 2009
Cooling system using jet impingement is already widely used in industries nowadays. There were various approaches that have been investigated in order to produce more efficient jet impingement cooling system.
Khaider, Abu Bakar
core  

Experimental Factors and Techniques for Pool Boiling Heat Transfer Enhancement: A Critical Review

open access: yesHeat Transfer, Volume 55, Issue 4, Page 2201-2232, June 2026.
ABSTRACT This review presents a comprehensive assessment of active strategies for enhancing pool boiling heat transfer, with a focus on techniques that do not rely solely on the boiling surface modification. It examines a broad range of methodologies including fluid additives, external fields, mechanical interventions, and thermal‐geometric tuning that
José E. Pereira   +2 more
wiley   +1 more source

From Plasma Chemistry to Adhesion Strength: Mechanical Characterization of Pure Versus Mixed Aminosilane Films for Bonding Polyurea to Aluminum

open access: yesPlasma Processes and Polymers, Volume 23, Issue 6, June 2026.
Plasma‐polymerized aminosilane films act as effective primers for bonding polyurea adhesives to aluminum. While pure APTES quadruples joint strength, co‐polymerization with silazanes or other monomers surprisingly degrades adhesion. This reveals a shift in the governing mechanism for adhesion: once a threshold of reactive surface amines is available ...
Thomas D. Michl   +13 more
wiley   +1 more source

Heat Transfer Characteristics of Passive, Active, and Hybrid Impinging Jets: A Review

open access: yesInternational Journal of Technology
In engineering applications, there is a need to reform the excitation techniques used for jet impingement to achieve simpler, more effective thermal exchange. Jet impingement is a highly effective method for enhancing heat transfer due to its ability
Michel Matar   +5 more
doaj   +1 more source

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