report was to determine the thermal expansion coefficient of copper and other materials by measuring the relative change in length of bars of the materials as a function of temperature. Introduction The average coefficient of thermal expansion α over a temperature interval ΔT is given by ΔL / L0 = ΔT Where L0 is the length at some initial temperature‚ and ΔL is the change in length corresponding to a change in temperature ΔT. Therefore the thermal expansion coefficient can be
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Construction Ecology 3 A CASE STUDY OF THERMAL COMFORT IN A HOUSE 27th April 2013 TEH QING YANG C3102987 Page 1 1.0 Abstract An important aspect of building design process - the thermal comfort‚ is a state of mind which express thermal environment with satisfaction. In the modern days‚ most human will spend indoor than outdoor. In this report‚ problems will be chosen to be analysed based on a case study that relates to occupant thermal comfort and building thermal performance existed in a living
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Regan Thermal System Inc Case Regan Thermal System Inc was founded 9 years ago by brother and sister Carrington and Genevieve Regan. The company manufactures and installs commercial heating‚ ventilation‚ and cooling (HVAC) units. Ragan has experienced rapid growth because of a propriety technology that increases the energy efficiency of its system. The company is equally owned by Carrington and Genevieve. The original agreement between the siblings gave each 50‚000 shares of stock. In the event
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leading to the application of thermal processes for food preservation. However this thermal treatments cause undesirable effects on food flavor‚ color and nutritional attributes such as protein and vitamin destruction. These market conditions together with the disadvantages of the traditional food preservation technologies forced the food products manufacturers to seek for improvements in existing methods and the development of new preservation technologies. Called non-thermal food preservation methods
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Increasing Thermal Performance and Energy Efficiency of Buildings in Russia: Problems and Solutions Yurij A. Matrosov‚ PhD Mark Chao Cliff Majersik ABSTRACT Over the past decade‚ a new generation of building energy codes has taken effect in Russia. These codes‚ which mandate a reduction of at least 40 percent in energy consumption for heating‚ have led to the need for an increase of 2.5 to 3 times in envelope thermal performance. Consequently‚ a fundamental transformation has taken place‚ toward
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being free from being observed or disturbed by other people.” In this case‚ the government believes that they aren’t violating privacy when it comes to using a thermal imager to scan DLK’s house. If the government doesn’t think it’s a violation‚ what would people do if they did want privacy? In this paper‚ I will argue that using a thermal imager is breaking DLK’s Fourth Amendment rights because there had been a precedent cases where the government had gone too far‚ using new technology invades privacy
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ANALYSIS: After following the specific procedures listed on our manuals and recording and computing for every necessary data‚ we have we have come up with this table. We used the formula formula: (thot-trm) for the change in temperature of the tube and this the computation of the experimental coefficient of ΔL= Lo α Δtfor linear expansion. The other values where just measured and recorded directly. Table 301: Trial/Type of Tube Initial Length of Tube‚ Lo Initial Resistance of Thermistor
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Executive Summary The following is a thermal‚ mechanical and hydraulic design response report to a heat exchanger problem where ethylene glycol and a poor quality feed of water are put through a shell and tube exchanger with the objective of cooling the ethylene glycol feed. A shell and tube exchanger was chosen over several other exchangers due to its high efficient performance and its relative ease of maintenance in processing these fluids. From the data given and specific heat capacity researched
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Purpose: In this lab‚ we will heat up a metal rod and measure how much it expands. We will calculate its Coefficient of Linear Expansion‚ α‚ and prove the formula for thermal expansion‚ ΔL = αLiΔT. Also‚ we heat up a known volume of methyl alcohol and calculate its Coefficient of Volume Expansion‚ β‚ and prove the formula for volume expansion of a liquid ΔV = βViΔT. Equipment: Hollow Metal Rods of different metals‚ Steam Generator‚ Stand‚ Burner‚ Flexible Hoses‚ Motion Amplifier‚ Micrometer
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UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education *6746873383* INFORMATION AND COMMUNICATION TECHNOLOGY Paper 1 0417/11 October/November 2010 2 hours Candidates answer on the Question Paper. No Additional Materials are required. READ THESE INSTRUCTIONS FIRST Write your Centre number‚ candidate number and name on all the work you hand in. Write in dark blue or black pen. You may use a soft pencil for any diagrams‚ graphs or
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