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Articles 1 - 30 of 36
Full-Text Articles in Mechanical Engineering
15 - معيارهاي نوين طراحي سيستمهاي سرمايش و گرمايش در ساختمانها بر مبناي ايجاد شرايط آسايش حرارتي, Alireza Zolfaghari, Mehdi Maerefat
15 - معيارهاي نوين طراحي سيستمهاي سرمايش و گرمايش در ساختمانها بر مبناي ايجاد شرايط آسايش حرارتي, Alireza Zolfaghari, Mehdi Maerefat
Dr Alireza Zolfaghari
No abstract provided.
Hydrogen Production From Methane Under The Interaction Of Catalytic Partial Oxidation, Water Gas Shift Reaction And Heat Recovery, Wei-Hsin Chen
Hydrogen Production From Methane Under The Interaction Of Catalytic Partial Oxidation, Water Gas Shift Reaction And Heat Recovery, Wei-Hsin Chen
Wei-Hsin Chen
No abstract provided.
Gas Turbine, Vijaya Krushna Varma Mr
Gas Turbine, Vijaya Krushna Varma Mr
VIJAYA KRUSHNA VARMA Mr
Varma designed ultra modern and high efficiency turbines which can use gas, steam or fuels as feed to produce electricity or mechanical work for wide range of usages and applications in industries or at work sites. Varma turbine engines can be used in all types of vehicles. These turbines can also be used in aircraft, ships, battle tanks, dredgers, mining equipment, earth moving machines etc, Salient features of Varma Turbines. 1. Varma turbines are simple in design, easy to manufacture, easy to operate and maintain. 2. Varma turbines are less expensive. 3. Varma turbines have a great power to weight …
Water Turbine, Vijaya Krushna Varma Mr
Water Turbine, Vijaya Krushna Varma Mr
VIJAYA KRUSHNA VARMA Mr
Varma designed ultra modern and high efficiency turbines which can use gas, steam or fuels as feed to produce electricity or mechanical work for wide range of usages and applications in industries or at work sites. Varma turbine engines can be used in all types of vehicles. These turbines can also be used in aircraft, ships, battle tanks, dredgers, mining equipment, earth moving machines etc, Salient features of Varma Turbines. 1. Varma turbines are simple in design, easy to manufacture, easy to operate and maintain. 2. Varma turbines are less expensive. 3. Varma turbines have a great power to weight …
14 - تخمين نرخ تهويه ي بهينه براي کيفيت مناسب هواي داخل با توجه به نرخ نفوذ هوا و عملکرد وسايل احتراقي, Chamran Nowrouzi, Mehdi Maerefat, Alireza Zolfaghari
14 - تخمين نرخ تهويه ي بهينه براي کيفيت مناسب هواي داخل با توجه به نرخ نفوذ هوا و عملکرد وسايل احتراقي, Chamran Nowrouzi, Mehdi Maerefat, Alireza Zolfaghari
Dr Alireza Zolfaghari
No abstract provided.
1- Thermal Response Of Cutaneous Thermoreceptors: A New Criterion For The Human Body Thermal Sensation, Alireza Zolfaghari, Mehdi Maerefat
1- Thermal Response Of Cutaneous Thermoreceptors: A New Criterion For The Human Body Thermal Sensation, Alireza Zolfaghari, Mehdi Maerefat
Dr Alireza Zolfaghari
No abstract provided.
13 - جانمايي مناسب وسايل احتراقي؛ راهکاري در جهت بهبود کيفيت هواي داخل, Chamran Nowrouzi, Mehdi Maerefat, Alireza Zolfaghari
13 - جانمايي مناسب وسايل احتراقي؛ راهکاري در جهت بهبود کيفيت هواي داخل, Chamran Nowrouzi, Mehdi Maerefat, Alireza Zolfaghari
Dr Alireza Zolfaghari
No abstract provided.
Thermodynamic Analysis Of Hydrogen Production From Methane Via Autothermal Reforming And Partial Oxidation Followed By Water Gas Shift Reaction, Wei-Hsin Chen
Wei-Hsin Chen
The Quality Of Life In Our City, B Bakhtyar
The Quality Of Life In Our City, B Bakhtyar
B Bakhtyar
Smart Growth (SG) development entails retracting the city; hence, it aims to house low-income residents at new affordable housing facilities within a metropolitan area. On the other hand, the dense living conditions would cause land price to surge due to the scarcity of available land. In this situation, housing developers would be more burdened by high land costs and the low-income families have no alternatives than pay high rental prices to building owners. This research comprises of constructs developed from selected literature review on Smart Growth concept and criteria of importance in meeting the Affordable Quality Housing standards (QOL indicators). …
Balancing Limiting Factors & Economic Drivers For Sustainable Midwestern Us Agricultural Residue Feedstock Supplies, Wally W. Wilhelm, J. Richard Hess, Douglas L. Karlen, Jane M. F. Johnson, David J. Muth Jr., John M. Baker, Hero T. Gollany, Jeff M. Novak, Diane E. Scott, Gary E. Varvel
Balancing Limiting Factors & Economic Drivers For Sustainable Midwestern Us Agricultural Residue Feedstock Supplies, Wally W. Wilhelm, J. Richard Hess, Douglas L. Karlen, Jane M. F. Johnson, David J. Muth Jr., John M. Baker, Hero T. Gollany, Jeff M. Novak, Diane E. Scott, Gary E. Varvel
David J. Muth
Advanced biofuels will be developed using cellulosic feedstock rather than grain or oilseed crops that can also be used for food and feed. To be sustainable, these new agronomic production systems must be economically viable without degrading the soil and other natural resources. This review examines six agronomic factors that collectively define many of the limits and opportunities for harvesting crop residue for biofuel feedstock in the midwestern United States. The limiting factors include soil organic carbon, wind and water erosion, plant nutrient balance, soil water and temperature dynamics, soil compaction, and off-site environmental impacts. These are discussed in relationship …
Balancing Limiting Factors & Economic Drivers For Sustainable Midwestern Us Agricultural Residue Feedstock Supplies, Wally W. Wilhelm, J. Richard Hess, Douglas L. Karlen, Jane M. F. Johnson, David J. Muth Jr., John M. Baker, Hero T. Gollany, Jeff M. Novak, Diane E. Scott, Gary E. Varvel
Balancing Limiting Factors & Economic Drivers For Sustainable Midwestern Us Agricultural Residue Feedstock Supplies, Wally W. Wilhelm, J. Richard Hess, Douglas L. Karlen, Jane M. F. Johnson, David J. Muth Jr., John M. Baker, Hero T. Gollany, Jeff M. Novak, Diane E. Scott, Gary E. Varvel
Douglas L Karlen
Advanced biofuels will be developed using cellulosic feedstock rather than grain or oilseed crops that can also be used for food and feed. To be sustainable, these new agronomic production systems must be economically viable without degrading the soil and other natural resources. This review examines six agronomic factors that collectively define many of the limits and opportunities for harvesting crop residue for biofuel feedstock in the midwestern United States. The limiting factors include soil organic carbon, wind and water erosion, plant nutrient balance, soil water and temperature dynamics, soil compaction, and off-site environmental impacts. These are discussed in relationship …
Hydrogen Production From Water Gas Shift Reaction In A High Gravity (Higee) Environment Using A Rotating Packed Bed, Wei-Hsin Chen
Hydrogen Production From Water Gas Shift Reaction In A High Gravity (Higee) Environment Using A Rotating Packed Bed, Wei-Hsin Chen
Wei-Hsin Chen
No abstract provided.
Energetyka Niskoemisyjna, Wojciech M. Budzianowski
Energetyka Niskoemisyjna, Wojciech M. Budzianowski
Wojciech Budzianowski
No abstract provided.
Can Segmented Flow Enhance Heat Transfer In Microchannel Heat Sinks?, Amy Rachel Betz, Daniel Attinger
Can Segmented Flow Enhance Heat Transfer In Microchannel Heat Sinks?, Amy Rachel Betz, Daniel Attinger
Daniel Attinger
Liquid cooling is an efficient way to remove heat fluxes with magnitudes up to 10,000 W/cm2. One limitation of current single-phase microchannel heat sinks is the relatively low Nusselt number, due to laminar flow. In this work, we experimentally investigate how to enhance the Nusselt number with the introduction of segmented flow. The segmented flow pattern was created by the periodic injection of air bubbles through a T-junction into water-filled channels. We designed a polycarbonate heat sink consisting of an array of seven parallel microchannels each with a square cross-section 500 μm wide. We show that segmented flow increases the …
The Bending Strip Method For Isogeometric Analysis Of Kirchhoff–Love Shell Structures Comprised Of Multiple Patches, J. Kiendel, Y. Bazilevs, Ming-Chen Hsu, R. Wuchner, K. U. Bletzigner
The Bending Strip Method For Isogeometric Analysis Of Kirchhoff–Love Shell Structures Comprised Of Multiple Patches, J. Kiendel, Y. Bazilevs, Ming-Chen Hsu, R. Wuchner, K. U. Bletzigner
Ming-Chen Hsu
In this paper we present an isogeometric formulation for rotation-free thin shell analysis of structures comprised of multiple patches. The structural patches are C1- or higher-order continuous in the interior, and are joined with C0-continuity. The Kirchhoff–Love shell theory that relies on higher-order continuity of the basis functions is employed in the patch interior as presented in Kiendl et al. [36]. For the treatment of patch boundaries, a method is developed in which strips of fictitious material with unidirectional bending stiffness and zero membrane stiffness are added at patch interfaces. The direction of bending stiffness is chosen to be transverse …
7 - استفاده از روش معکوس برای طراحی حرارتی يک اتاق مسکونی، به منظور ايجاد شرايط آسايش حرارتی, Reza Imani, Mehdi Maerefat, Farshad Kowsari, Alireza Zolfaghari
7 - استفاده از روش معکوس برای طراحی حرارتی يک اتاق مسکونی، به منظور ايجاد شرايط آسايش حرارتی, Reza Imani, Mehdi Maerefat, Farshad Kowsari, Alireza Zolfaghari
Dr Alireza Zolfaghari
No abstract provided.
Enhancement Effect Of Heat Recovery On Hydrogen Production From Catalytic Partial Oxidation Of Methane, Wei-Hsin Chen
Enhancement Effect Of Heat Recovery On Hydrogen Production From Catalytic Partial Oxidation Of Methane, Wei-Hsin Chen
Wei-Hsin Chen
No abstract provided.
Hydrogen Permeation Dynamics Across A Palladium Membrane In A Varying Pressure Environment, Wei-Hsin Chen
Hydrogen Permeation Dynamics Across A Palladium Membrane In A Varying Pressure Environment, Wei-Hsin Chen
Wei-Hsin Chen
No abstract provided.
Hysteresis Loopsofmethanecatalyticpartialoxidationfor Hydrogen Productionundertheeffectsofvariedreynolds Number Anddamko¨Hlernumber, Wei-Hsin Chen
Hysteresis Loopsofmethanecatalyticpartialoxidationfor Hydrogen Productionundertheeffectsofvariedreynolds Number Anddamko¨Hlernumber, Wei-Hsin Chen
Wei-Hsin Chen
No abstract provided.
The Costs Of Residential Water Scarcity In Cyprus: Impact Of Climate Change And Policy Options, Theodoros Zachariadis
The Costs Of Residential Water Scarcity In Cyprus: Impact Of Climate Change And Policy Options, Theodoros Zachariadis
Theodoros Zachariadis
This paper presents an assessment of the costs of water scarcity in Cyprus, today and in the next twenty years, accounting also for the effect of projected climate change in the region. We focus on the residential sector, accounting also for tourism and industry. Using a simple demand function we first compute total scarcity costs in Cyprus for the entire period 2010¡V2030 for three scenarios of future water demand. Our central estimate shows that the present value of total costs due to water shortages in this period will amount to 72 million Euros (at 2009 prices), and if future water …
Determination Of Material Emission Signatures By Ptr-Ms And Their Correlations With Odor Assessments By Human Subjects, Kwanghoon Han
Determination Of Material Emission Signatures By Ptr-Ms And Their Correlations With Odor Assessments By Human Subjects, Kwanghoon Han
Kwanghoon Han
The objectives of this study were to determine volatile organic compound (VOC) emission signatures of nine typical building materials by using proton transfer reaction-mass spectrometry (PTR-MS) and to explore the correlation between the PTR-MS measurements and the measurements of acceptability by human subjects. VOC emissions from each material were measured in a 50-l small-scale chamber. Chamber air was sampled by PTR-MS to determine emission signatures. Sorbent tube sampling and TD-GC/MS analysis were also performed to identify the major VOCs emitted and to compare the resulting data with the PTR-MS emission signatures. The data on the acceptability of air quality assessed …
Modeling Of Transient Hydrogen Permeation Process Across A Palladium Membrane, Wei-Hsin Chen
Modeling Of Transient Hydrogen Permeation Process Across A Palladium Membrane, Wei-Hsin Chen
Wei-Hsin Chen
No abstract provided.
Effect Of Microwave Double Absorption On Hydrogen Generation From Methanol Steam Reforming, Wei-Hsin Chen
Effect Of Microwave Double Absorption On Hydrogen Generation From Methanol Steam Reforming, Wei-Hsin Chen
Wei-Hsin Chen
No abstract provided.
Impact Of Dilute Acid Pretreatment On The Structure Of Bagasse, Wei-Hsin Chen
Impact Of Dilute Acid Pretreatment On The Structure Of Bagasse, Wei-Hsin Chen
Wei-Hsin Chen
No abstract provided.
Optimal Heating And Energy Management For Slabs In A Reheating Furnace, Wei-Hsin Chen
Optimal Heating And Energy Management For Slabs In A Reheating Furnace, Wei-Hsin Chen
Wei-Hsin Chen
No abstract provided.
Pulverized Coal Burnout In Blast Furnace Simulated By A Drop Tube Furnace, Wei-Hsin Chen
Pulverized Coal Burnout In Blast Furnace Simulated By A Drop Tube Furnace, Wei-Hsin Chen
Wei-Hsin Chen
No abstract provided.
Fractionation And Characterization Of Oil Palm (Elaeis Guineensis) As Treated By Supercritical Water, Mahendra Varman Munusamy M.Varman, H. Miyafuji, S. Saka
Fractionation And Characterization Of Oil Palm (Elaeis Guineensis) As Treated By Supercritical Water, Mahendra Varman Munusamy M.Varman, H. Miyafuji, S. Saka
Mahendra Varman Munusamy (M. Varman)
In order to investigate the potential for efficient utilization of oil palm (Elaeis guineensis), supercritical water treatment (at 380°C and 100 MPa for 8 s) was applied to fractionate extractives-free samples into water-soluble portion and water-insoluble portion. The water-insoluble portion was further fractionated into methanol-soluble portion and methanol-insoluble residue. Samples were prepared from various parts of oil palm, i.e., trunks, fronds, mesocarp fibers, shells, empty fruit bunches, and kernel cake. These fractionated products were then characterized analytically. The water-soluble and methanol-soluble portions were determined to be mainly composed of carbohydrate-derived products and lignin-derived products, respectively. The methanol-insoluble residue was mainly …
Lai - Introduction To Continuum Mechanics نسخه اصلی کتاب مکانیک محیط پیوسته ویرایش چهارم, Dr Alireza Zolfaghari
Lai - Introduction To Continuum Mechanics نسخه اصلی کتاب مکانیک محیط پیوسته ویرایش چهارم, Dr Alireza Zolfaghari
Dr Alireza Zolfaghari
No abstract provided.
Grafika Inżynierska Ćw., Wojciech M. Budzianowski
Grafika Inżynierska Ćw., Wojciech M. Budzianowski
Wojciech Budzianowski
No abstract provided.
Projektowanie Procesów Biotechnologicznych Proj., Wojciech M. Budzianowski
Projektowanie Procesów Biotechnologicznych Proj., Wojciech M. Budzianowski
Wojciech Budzianowski
No abstract provided.