نتایج جستجو برای: ventilated cavity
تعداد نتایج: 88757 فیلتر نتایج به سال:
For in vivo cell implantation techniques to be successful, the energy and metabolic substrate requirement of the cells being grown must be met. Certain cells with high-energy requirements (e.g., hepatocytes, pancreatic island cells) experience a high degree of cell death after implantation due to a limited supply of oxygen. We proposed that the pleural cavity might be an oxygen-rich environment...
Green façades with an active water regime and the flowing through substrate itself are not common. This system reduces temperatures incorporates evapotranspiration, which could be more effective than by regular green façades. The use of a double-skin façade ventilated air cavity can reduce heat load, but evapotranspiration it even additional benefits. also serve as key element for reducing surf...
Abstract The walls in a building envelope have the largest contact area with exterior environment, and, therefore, considerable portion of thermal energy can be lost through compared to other parts envelope. For energy-saving purposes, transmittance is typically limited by performance standards at national level. However, presence ventilated air-space behind external cladding, which has variabl...
BACKGROUND One of the main causes of ventilator-associated pneumonia (VAP) is thought to be aspiration of oropharyngeal fluid containing pathogenic microorganisms. The aim of this study was to examine the effects of various oral care methods on the reduction of oral bacteria during intubation. METHODS First, the effect of mechanical oral cleaning was investigated. The bacterial count on the t...
background ventilator-associated pneumonia (vap) develops in mechanically ventilated patients 48 hours after putting the patients on the ventilator. vap is the second most common nosocomial infection in neonatal intensive care units (nicu). objectives the current study was conducted to determine the rate, microbiological characteristics and outcome of vap in neonates admitted in the nicu of sho...
The thermal performance of a phase change energy storage building envelope with the ventilated cavity was evaluated. CaCl2·6H2O-Mg(NO3)2·6H2O/expanded graphite (EG) employed to combined for year-round management. consumption caused by under different influence parameters evaluated numerically. results indicated that CaCl2·6H2O-8wt %Mg(NO3)2·6H2O/EG should be installed on south wall heating seas...
A study was realized to assess the effects of historical and projected future climates on hygrothermal performance cross-laminated timber wall assemblies in 12 Canadian cities belonging several climate regions zones for two cladding ventilation types. Water ingress assembly supposed be 1% wind-driven rain (WDR), airflow rate drainage cavity calculated using local data. The simulation results sh...
Abstract The presence of a ventilated air cavity between the external cladding and wall core assembly can have varying contribution to thermal performance building envelope. In particular, resistance air-space is dynamic parameter that influenced by various thermo-physical parameters. this study, theoretical definition behind an introduced, employing non-linear network resistances in air-space....
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