UNIVERSITÉ SAINT-JOSEPH Faculté d’ingénierie E.S.I.B. Cursus Génie Electrique et Mécanique Semestre 2 Dedicated Heat Recovery Chiller Mai 2011 Responsable: Mr. Said CHEHAB Binȏme: Bassam RASHED Elie HAJJ MOUSSA Introduction Over the past few years‚ Air Conditioning witnessed immense new changes that are changing the way we see ACs from an addition to necessary. The new trend in construction is green. Greener buildings greener technologies‚ everything tends to lower the carbon foot
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Combustion of Alcohols THE COMBUSTION OF ALCOHOLS PROBLEM Investigate the heat energy in a range of alcohol’s used as fuels. HYPOTHESIS I predict that octanol will release the most heat energy. This is because there is more bond energy in that molecule than the other alcohols. Within a molecule there are bond energies that are holding the atoms together. When the fuel combusts a chemical reaction takes place‚ this breaks the bonds‚ this requires energy‚ and makes new bonds this gives out energy
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advances of second-wave feminism; conversely‚ Astrid Henry posits that American women confidently embody a ‘third wave’ of feminist politics. Can the both be right? You should illustrate your answer with specific examples. In order to discuss whether a new wave of feminism is currently going on‚ and whether or not this can or cannot exist with a backlash to the previous wave of feminism‚ it is important to look at this previous wave of feminism in its relation to the so called third wave‚ and the backlash
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Molar Heat of Combustion Aim: To find the molar heat of combustion for four different alkanols: 1. Methanol 2. Ethanol 3. 1-Propanol 4. 1-Butanol - And to compare the experimental value with the theoretical. Background: The Molar Heat of Combustion of a substance is the heat liberated when 1 mole of the substance undergoes complete combustion with oxygen at standard atmospheric pressure‚ with the final products being carbon dioxide gas and liquid water. (Ref. “Conquering Chemistry‚ Roland
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Experiment to measure the latent heat of vaporisation of water Theory Latent heat of vaporisation is when a liquid is heated enough to start boiling‚ at this point‚ even if the source of heat keeps heating the liquid‚ the liquid’s temperature will not rise any further until all of the liquid is converted to gas. For example‚ if water is boiling in a kettle‚ and the kettle is left on whist the water is boiling‚ the water’s temperature will not exceed 100°C because all the heat energy from the kettle is
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To investigate the relationship between surface area : volume ratio and heat loss. INTRODUCTION: The aim of this experiment is to investigate and find the relationship between heat loss (of water) and surface area to volume ratio of animals. To investigate this‚ we are going to use three flasks of different volume (as the equivalent the animals) and thus different surface areas filled with water. BACKGROUND: Surface Area : Volume Ratios We will be using the following formula for calculating
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Compare and Contrast Essay – “In the Heat of the Night”; Movie or Book? By Johanna “In The Heat of the Night” is a gripping murder mystery story that incorporates a major issue of the time it was written at; racism. The original novel (published in 1965)‚ written by John Ball‚ is a story of Virgil Tibbs‚ a Negro homicide investigator. The death of orchestra-conductor Enrico Mantoli and a series of other events lead up to him in charge of a murder investigation in Wells‚ Carolina. This is much to
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DEVELOPMENT OF AN A/C SYSTEM USING WASTE HEAT OF AN IC ENGINE PROJECT REPORT Submitted by ALEX ROY JIJIN JOSEPH RAKESH R SAJI ABRAHAM K S SHAN ABSTRACT The refrigerating units currently used in road transport vehicle are of Vapour Compression Refrigeration system (VCRS). This system utilizes power from the engine shaft as the input
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Influence of Heat Treatment on Hardness and Corrosion Resistance of Commercial Aluminium Mayeedul Islam 1‚*‚ S. M. Najmul Hoque2‚ M. Abdullah Al Mahmood2‚ A. A. Shisir 2 ABSTRACT Aluminium and their alloys are widely used as construction materials from house hold appliances to air-craft parts. The commercially pure aluminium has merely low corrosion resistance and hardness compare to aluminium alloy. In this study an attempt has been made to study the influence of heat treatment on the properties
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Third-wave feminism the movement thriving into the 21st century By Susan Graham The Second-Wave Damage and repairs in the next decade • Third-wave feminism refers to several diverse strains of feminist activity and study‚ whose exact boundaries in the history of feminism are a subject of debate‚ but are generally marked as beginning in the early 1990s and continuing to the present. The movement arose partially as a response to the perceived failures of and backlash against initiatives and movements
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