نتایج جستجو برای: coolant fluid
تعداد نتایج: 222374 فیلتر نتایج به سال:
This report provides results recorded from the application of a coalescing plate separator to grinding and lathe coolant filtration. Use of the filter and normal recommended practices in monitoring coolants significantly extended coolant life, increased the tool life of carbide inserts and grinding wheels an average of 25'10, and resulted in cleaner machines and coolant sumps. The use of deioni...
Decortication of bone with a high-speed burr in the absence of coolant may lead to local thermal necrosis and decreased healing ability, which may negatively impact clinical outcome. Little data are available on the impact of applying a coolant during the burring process. This study aims to establish an in vitro model to quantitatively assess peak temperatures during endplate preparation with a...
This paper investigates 3D simulation of fluid flow in a centrifugal pump from the Detroit Diesel company to extract possible engine cooling trends. The velocity and pressure profile of water, the coolant, is analyzed and the characteristic curves of the pump are derived. This provides a useful evaluation of the pump performance at all working conditions. For this aim, a computational fluid dy...
The present article discusses the impact of liquid coolant subcooling on multiphase fluid flow and boiling heat transfer in porous media with internal generation. Although extremely relevant important, only limited studies are available open literature effects heat-generating hence, this requires a detailed analysis. analysis is carried out using validated computational model through clear cons...
A breeding blanket design for the tritium production ICF reactor SIRIUS-T is presented. The blanket consists of alternating layers of beryllium multiplier and lithium breeder/coolant with vanadium alloy structure. A tritium breeding ratio of 1.9 can be achieved for the optimum layered configuration with lithium enriched to 90% 6Li. An optimum coolant routing scheme is utilized to achieve adequa...
The objective of the study was to evaluate the degree of temperature change in the bone, directly adjacent to the implant site during the abutment part of one-piece implants, during procedures involving different cutting techniques. Three different one-piece implants: Osteoplant, Nobel Direct, Q-implant were cut with air-turbine burs after insertion in fresh pig ribs. Tests were performed with ...
Safe and reliable operation is still one of the major challenges in the development of the new generation of ITERlike fusion reactors. The deposited plasma energy during major disruptions, edge-localized modes (ELMs) and vertical displacement events (VDEs) causes significant surface erosion, possible structural failure and frequent plasma contamination. While plasma disruptions and ELM will hav...
To date, the engineering community pays special attention to study, research and development of methods for predicting behavior coolants at supercritical parameters. This paper discusses problem adaptation existing universal or specialized tools thermohydraulic analysis nonlinear heat transfer problems coolant parameters with deterioration transfer. Complexities prediction by computational flui...
Abstract: In order to improve the thermal management system for cooling an electric vehicle battery pack, the thermal performance of the battery pack in two states of charge and discharge in different working conditions by using a copper sheath around the batteries and a copper sheath, as well as a stair channel on top of the battery pack and using of nanofluid as cooling fluid, has been studie...
This paper considers the possibility of increasing efficiency blade processing process by reducing cutting forces during end milling using a modified fluid, which is based on water-miscible fluid. The conditions for effective use coolant in stainless steels were determined, as result there decrease forces, and therefore vibrations, contributes to an increase quality manufactured products. A ass...
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