1 Presentation Structure • • • • Methodology of Energy Audit Scope of Energy Audit Instruments used Case Studies: – – – – – Mother Dairy (Milk Plant & Ice Cream Plant) Hissar-Jind Milk Plant Ballabgarh Milk Plant Rohtak Milk Plant Ambala Milk Plant 2 Methodology Pre-audit presentation. Collection of data / information. Measurements and monitoring with instruments. Computation and in-depth analysis. Post-audit presentation to discuss the Energy Conservation Opportunities
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Gas Exchange The process of gas exchange in the body is called respiration. This process has three basic steps that involve pulmonary ventilation‚ external respiration‚ and internal respiration. All three steps are functions that involve gas exchanges between the lungs and the atmosphere. For instance‚ pulmonary ventilation‚ or breathing involves the inhalation and exhalation of air between our lungs and the atmosphere. External respiration is the exchange of gases across the respiratory membrane
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Operation: Turbo fan engines work on the principle of an increased bypass ratio‚ that is an increase of the air that is ducted around the compressor and turbine system and is merely accelerated by the rotation of the compressor blades due to thrust produced much like a propellor. This mixes with the common airflow that Is accelerated by actual combustion of the air going through the engine and mixes with the bypassed air to
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and freezing into ice -fuel being changed into gas for cars -ponds freezing over to have a layer of ice Page 2 : E:\CC_Software\Workbench\CC-MW-CD\part2\phasechange\page2.cml 1. Describe the motion of atoms and molecules in a gas. the atoms and molecules bounce off one another each time they come in contact with eachother. they never bond‚ but reflect off of eachother and spread around. 2. How are the behavior and arrangements of gas molecules similar to and different from soccer players
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Do Gas Stations cause soil pollution? Soils are extremely important parts of every ecosystem. They are a home to many microbes and provide vital nutrients to the plants that live in them. pH is the measure of acidity or alkalinity of a solution‚ and most organisms have a very small range of pH values in which they can survive. 7 is considered neutral‚ lower than 7 is acidic (lemon juice‚ rain water) and above 7 is basic (bleach‚ soap). Lots of urban areas are dependent on car transportation‚
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Turbo-compressor air cycle system‚ Brake turbine air cycle system and Turbo-fan air cycle system. These systems have some differences in circulation and standard for providing air to a cabin and have many other benefits‚ such as its reliability and environmental impact. For all machines operation engine bleed air will be the main source in normal operation. The above picture shows an example for a typical turbo-compressor type air cycle machine. In this system the turbine and the compressor connected
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INTRODUCTION 1 INTRODUCTION A fluid power system is one that transmits and controls energy through the use of pressurised liquid or gas. In Pneumatics‚ this power is air. This of course comes from the atmosphere and is reduced in volume by compression thus increasing its pressure. Compressed air is mainly used to do work by acting on a piston or vane. While this energy can be used in many facets of industry‚ the field of Industrial Pneumatics is considered here. The correct use of pneumatic
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based engine maker Pratt & Whitney (P&W) approached this dilemma by simply adding a gear. Their new PurePower PW1000G series engine utilizes an advanced gear system that allows the engine’s fan to operate at a different speed than the low-pressure compressor and turbine. The new gear system‚ along with an all new highly advanced core‚ delivers double digit improvements in fuel efficiency‚ environmental emissions and noise. Although this isn’t exactly new technology. Years ago Honeywell constructed
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tube(s) and compressor. Aditional valves are required depending on the system assembly. The most used ones are the directional valve at the end of the condenser and /or a check valve at the end of the freezer compartment. In some systems there is no connection between the evaporators and the systems are independent‚ with two compressors. This system is also called dual evaporator system. SINGLE-LOOP DUAL-EVAPORATOR IN-SERIES SYSTEM ( Liebherr/Brastemp/Bosch/Electrolux) ONE COMPRESSOR + TWO
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Expansion Process in Carnot Cycle Carnot cycle demands that the expansion take place isentropically and that the resulting work be used to help drive the compressor. Practical difficulties‚ however‚ militate against the expansion engine: the possible work that can be derived from the engine is small fraction that must be supplied to the compressor. practical problems such as lubrication intrude when a fluid of two phases drives the engine. the economics of the power recovery have in past not justified
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