Browsing Mechanical and Mechatronics Engineering by Type "Conference Paper"
Now showing items 1-20 of 29
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Assessing Convective Heat Transfer Coefficients Associated with Indoor Shading Attachments Using a New Technique Based on Computational Fluid Dynamics
(American Society of Heating, Refrigerating and Air-Conditioning Engineers, 2015-01)ASHRAE research project RP-1311 concluded with the creation of simulation models, the ASHWAT models, for glazing systems with shading attachments. Such assemblies are known as Complex Fenestration Systems (CFS). ASHWAT ... -
Convective Heat Transfer In Hydrodynamically-Developed Laminar Flow In Asymmetrically-Heated Annuli: A Three-Temperature Problem
(2016-07)Heat transfer in hydrodynamically-developed flow in asymmetrically-heated channels and annuli has been studied extensively. This study is an extension of earlier work where heat transfer in an asymmetrically-heated ... -
Demonstration Of New ESP-R Capability For Quantifying The Energy Savings Potential Of Window Shading Devices
(2009-06)Buildings with highly glazed facades and well insulated, air-tight envelopes result in interior spaces that are highly sensitive to solar gain. Solar gain through glazing is the largest and most variable gain in buildings ... -
Determining Longwave Radiative Properties Of Flat Shading Materials
(2008-08)Solar gain through fenestration has a significant impact on building peak load and annual energy consumption. Shading devices, attached to fenestration, offer a cost effective strategy in controlling solar gain. The ... -
Distributed Robust Vehicle State Estimation
(Institute of Electrical and Electronics Engineers, 2017-06)A distributed estimation approach based on opinion dynamics is proposed to enhance the reliability of vehicle corners’ velocity estimates, which are obtained by an unscented Kalman filter. The corners’ estimates from a ... -
Effective U-values and Shading Coefficients of Preheat/Supply Air Glazing Systems
(1986-06)Research is documented which makes use of a computer program called VISION, This computer program was developed specifically to provide a detailed analysis of heat transfer occurring in glazing systems. VISION was modified ... -
Efficient Simulation Of Complex Fenestration Systems In Heat Balance Room Models
(International Building Performance Simulation Association, 2011-11)The solar, longwave, and convective interactions between a window, its shading attachments and its surroundings constitute a complicated coupled heat balance problem that can entail significant computational intensity to ... -
An Examination of Keyes Universal Chart: 50 Years Later
(American Society of Heating, Refrigerating and Air-Conditioning Engineers, 2016-01)From the late 1940's to the late 1960's, significant efforts were made by ASHVE and then ASHRAE to evaluate and quantify the impact of window shading. In the context of the now defunct Shading Coefficient, well known ... -
Forced Convection From a Pair Of Spheres: A Three-Temperature Problem
(2015-05)Interaction of spherical particles in a fluid flow is important in combustion, chemical processes and air pollution. In this study, a recently developed technique for characterizing multi-temperature convective heat transfer ... -
Heat Transfer Analysis Of Windows With Venetian Blinds: A Comparative Study
(2007-06)The potential to reduce building load and annual energy consumption is widely recognized in the use of shading devices to control solar gain. Consequently, the ability to include and model shading layers in complex glazing ... -
Indoor-Side Convection Coefficients for Complex Fenestration Systems with Roller Blinds
(American Society of Heating, Refrigerating and Air-Conditioning Engineers, 2017-01)In order to characterize the resistor network that describes convective heat transfer on the indoor side of a complex fenestration system, three convection coefficients are needed. Although methods to obtain convection ... -
Integrated estimation structure for the tire friction forces in ground vehicles
(Institute of Electrical and Electronics Engineers, 2016-07)This paper presents a novel corner-based force estimation method to monitor tire capacities required for the traction and stability control systems. This is entailed for more advanced vehicle stability systems in harsh ... -
Laminar Free Convection from a Pair of Horizontal Cylinders: A Three-Temperature Problem
(2015-06)The formulation of multi-temperature convection problems in terms of a single driving temperature difference and a single heat transfer coefficient does not properly reflect the physics of the problem. Paired heat transfer ... -
LES and FW-H Prediction of Aeroacoustic Noise for a SD 7037 Airfoil for Wind Turbine Applications
(American Institute of Aeronautics and Astronautics, Inc., 2019-05-18)The aeroacoustic noise generated by wind turbines poses issues with the implementation of this renewable energy technology. The use of a fully analytical model for predicting airfoil noise could serve as a crucial tool in ... -
Locally-Adaptive Tabulation of Low-Dimensional Manifolds using Bezier Patch Reconstruction
(2017-05-17)An efficient tabulation strategy for turbulent combustion simulations is proposed. Using a locally adaptive arrangement of structured Bezier patches–often used in computer graphics–the combustion manifold can be efficiently ... -
Mitigation of Peak Cooling Demand through the Combination of Residential Zoned Cooling and Window Shading: A Building Simulation Case Study
(International Building Performance Simulation Association, 2014-05)The present study expands on previous building simulation work con-cerning the potential benefits of residential zoned cooling systems during peak summer days. Such zoned systems provide an opportunity for peak reduction ... -
Modeling Fenestration With Shading Devices In Building Energy Simulation: A Practical Approach
(International Building Performance Simulation Association, 2009-07)The use of operable shading devices impacts building loads significantly. The need exists for an explicit treatment of window shading devices in the design of energy efficient buildings through simulation. A general framework ... -
A Novel Furnace Design Utilizing a Low Temperature Plastic Condensing Heat Exchanger
(1982-03)The initial phase of a research and development program for the Consumers' Gas Co. and the Federal Department of Energy, Mines and Resources to design a condensing heat exchanger/gas fired residential air furnace has been ... -
Off-Normal Solar-Optical Performance of Pleated Drapery: Simulation versus Measurement
(American Society of Heating, Refrigerating and Air-Conditioning Engineers, 2016-01)In recent years, significant advances have been made in modeling fenestration with shading attachments. Most shading devices have great potential for reducing both peak building cooling load and annual energy consumption ... -
Sensitivity of the Solar Heat Gain Coefficient of Complex Fenestration Systems to the Indoor Convection Coefficient
(International Building Performance Simulation Association, 2016)Accurate estimation of the solar gain of a fenestration system is important in analyzing the energy performance of buildings. Recently, models were developed for complex fenestration systems – glazing systems with attachments ...