نتایج جستجو برای: fluid injection optimization

تعداد نتایج: 683230  

Journal: :Indian journal of physiology and pharmacology 2004
Ra Vetrivelan Hruda Nanda Mallick Velayudhan Mohan Kumar

Injection of chemicals into the brain has been considered as an important technique to study various functions of the brain. In these studies, as a rule, only one bilateral injection is given in one animal. This study was undertaken to evaluate the quality of the body temperature data obtained after first and second injections of methoxamine and artificial cerebrospinal fluid into the medial pr...

2016
Hélène Le Mével Patricia M Gregg Kurt L Feigl

Moving beyond the widely used kinematic models for the deformation sources, we present a new dynamic model to describe the process of injecting magma into an existing magma reservoir. To validate this model, we derive an analytical solution and compare its results to those calculated using the Finite Element Method. A Newtonian fluid characterized by its viscosity, density, and overpressure (re...

Journal: :Thorax 1985
W O Cookson M S Wiseman D J Shale

Acute pulmonary oedema can be induced by intraperitoneal injection of Escherichia coli endotoxin in the mouse. A fall in serum angiotensin converting enzyme activity is found in mice given endotoxin and in patients with septic adult respiratory distress syndrome, and has been proposed as an indicator of lung microvascular injury. Protein concentration and angiotensin converting enzyme activity ...

Journal: :Energies 2023

This paper presents a numerical study on thermal energy mining from hot dry rock (HDR) using an enhanced geothermal system (EGS). In these simulations, the thermal–hydraulic–mechanical (THM) coupling model is employed basis of embedded discrete fracture model. The evolution physical fields fractured reservoir, including temperature field, pressure and stress field studied over time, effects dif...

Journal: :International Journal of Heat and Mass Transfer 2020

Journal: :The Journal of trauma 2011
Todd Feathers Daniel Stinner Kevin Kirk Jess Kirby Joseph R Hsu

OBJECTIVES The purpose of this study was to investigate the amount of fluid required and the sensitivity of the saline load test to identify an intra-articular arthrotomy of the elbow. METHODS A cadaveric study was conducted using 36 thawed, fresh-frozen forequarter amputations. An elbow arthrotomy was made in the posterocentral arthroscopic portal site with a 4.5-mm trochar. To confirm intra...

Journal: :international journal of advanced design and manufacturing technology 0
sedigheh shahmirzaee jeshvaghany department of mechanical and aerospace engineering, science and research branch, islamic azad university, tehran, iran farshad pazooki department of mechanical and aerospace engineering, science and research branch, islamic azad university, tehran, iran. alireza basohbat novinzaddeh department of aerospace engineering, k.n.toosi university of technology, tehran, iran

in this study, the problem of determining an optimal trajectory of a nonlinear injection into orbit problem with minimum time was investigated. the method was based on orthogonal polynomial approximation. this method consists of reducing the optimal control problem to a system of algebraic equations by expanding the state and control vector as chebyshev or legendre polynomials with undetermined...

Journal: :Aerospace 2023

The contribution is devoted to combined shape- and mesh-update strategies for parameter-free (CAD-free) shape optimization methods. Three different translate the sensitivities computed by adjoint procedures into simultaneous updates of both discretized domain are employed in combination with a mesh-morphing strategy. Considered methods involve linear Steklov–Poincaré (Hilbert space) approach, r...

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