Objectives. Residential and office buildings 2. Libraries, museums, computer centers and research laboratories 4. Looks like you’ve clipped this slide to already. The technical regulation of the refrigeration market in Europe - . 2 Refrigeration & Air Conditioning •Introduction •Type of refrigeration •Types Of Air Conditioner 3. Window 15. Lecture Series on Refrigeration & Air-conditioning by Prof. Ravi Kumar, Department of Mechanical & Industrial Engineering, Indian Institute of Technology Roorkee, Uttarakhand, India. Applications of Refrigeration: Air-conditioning which was once considered as luxury has now become a necessity in our day to day life. Air Conditioning DCI Refrigeration & Electrical Limited has extensive experience and knowledge of all types of air conditioning systems, from single and multiple split systems to ducted air handlers and VRF/VRV installations. 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Refrigeration and air conditioning is used to cool products or a … Supply 5.Outside & room fans 7.Compressor 8. • To present a wealth of real-world engineering examples to give students a feel for how refrigeration and air conditioning is applied. is joining the going green campaign. Refrigeration, Heat Pumps and Air Conditioning - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. (Split systems. Principle of air conditioning In air conditioning system , the device or unit provides air conditioning is called air conditioner . guided by : prof. jugal panchal. Refrigeration And Air Conditioning Ppt related files: 065e9cfab26f4c7f4d0c37f828795da9 Powered by TCPDF (www.tcpdf.org) 1 / 1 See our Privacy Policy and User Agreement for details. Technical Options Committee. Formatting: Lambert Kuijpers, RTOC co-chairs . The air-conditioning has applications in diverse fields such as: 1. 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Berg’s Heating and Air Conditioning has been in business since 1974. chuck thomas. ), Evaporator/Chiller • Located in space to be refrigerated • Cooling coil acts as an indirect heat exchanger • Absorbs heat from surroundings and vaporizes • Latent Heat of Vaporization • Sensible Heat of surroundings • Slightly superheated (10°F) - ensures no liquid carryover into compressor, Compressor • Superheated Vapor: • Enters as low press, low temp vapor • Exits as high press, high temp vapor • Temp: creates differential (DT) promotes heat transfer • Press: Tsat allows for condensation at warmer temps • Increase in energy provides the driving force to circulate refrigerant through the system, Condenser • Refrigerant rejects latent heat to cooling medium • Latent heat of condensation (LHC) • Indirect heat exchanger: seawater absorbs the heat and discharges it overboard, Receiver • Temporary storage space & surge volume for the sub-cooled refrigerant • Serves as a vapor seal to prevent vapor from entering the expansion valve, Expansion Device • Thermostatic Expansion Valve (TXV) • Liquid Freon enters the expansion valve at high pressure and leaves as a low pressure wet vapor (vapor forms as refrigerant enters saturation region) • Controls: • Pressure reduction • Amount of refrigerant entering evaporator controls capacity, Air Conditioning • Purpose: maintain the atmosphere of an enclosed space at a required temp, humidity and purity • Refrigeration system is at heart of AC system • Heaters in ventilation system • Types Used: • Self-contained • Refrigerant circulating • Chill water circulating, AC System Types • Self-Contained System • Add-on to ships that originally did not have AC plants • Not located in ventilation system (window unit) • Refrigerant circulating system • Hot air passed over refrigerant cooling coils directly • Chilled water circulating system • Refrigerant cools chill water • Hot air passes over chill water cooling coils, Safety Precautions • Phosgene gas hazard • Lethal • Created when refrigerant is exposed to high temperatures • Handling procedures • Wear goggles and gloves to avoid eye irritation and frostbite • Asphyxiation hazard in non-ventilated spaces (bilges since heavier than air) • Handling of compressed gas bottles, © 2020 SlideServe | Powered By DigitalOfficePro, - - - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - - -. Refrigeration and air-conditioning is the subject which deals with the techniques to control the environments of the living and non-living subjects and thus provide them comforts to enable them to perform better and have longer lives. Central Air-Conditioning System The central air conditioning plants or the systems are used when large buildings, hotels, theaters, airports, shopping malls etc. yacht systems services, EU Policy on ODS and F-Gases in the Refrigeration and Air Conditioning Sector - . training and certification schemes for refrigeration and air-conditioning technicians. Hospitals, cinema halls and departmental stores 3. Air filter 13.Condensate collector 15. This presentation gives information about Air conditioning System. Basic operation of refrigeration and AC systems Principle components of refrigeration and AC systems Thermodynamic principles of refrigeration cycle Safety considerations. Uses of Systems. Transport vehicles: a). NOC:Refrigeration and air-conditioning (Video) Syllabus; Co-ordinated by : IIT Roorkee; Available from : 2016-09-06; Lec : 1; Modules / Lectures. Uses of Systems. Condens 10.Refrig. The Heating, Ventilation and Air Conditioning (HVAC) and refrigeration system transfers the heat energy from or to the products, or building environment. S Refrigeration And Air Conditioning Lecture Notes Ppt related files: 303d1076bc4b74078e3d111bba703e8f Powered by TCPDF (www.tcpdf.org) 1 / 1 locate obvious problems in heating and air-conditioning, Last Week: Heat Exchangers Refrigeration This Week: More on Refrigeration Combustion - Pasteurization process. Presentation Title: Special Air Conditioning Tools. Presentation Title: Electrochem Electrohydrodynamic Heat Transfer. Refrigeration is the process of removing heat at a low ... HVAC Presentation. Book two. Refrigeration & Air Conditioning - . Industrial Boilers Philadelphia University Powerpoint Presentation . Cooling of food stores and cargo, Objectives • Basic operation of refrigeration and AC systems • Principle components of refrigeration and AC systems • Thermodynamic principles of refrigeration cycle • Safety considerations, Uses of Systems • Cooling of food stores and cargo • Cooling of electronic spaces and equipment • CIC (computers and consoles) • Radio (communications gear) • Radars • ESGN/RLGN • Sonar • Cooling of magazines • Air conditioning for crew comfort, Definition Review • Specific heat (cp): Amount of heat required to raise the temperature of 1 lb of substance 1°F (BTU/lb) – how much for water? Presentation Title: Refrigeration And Air Conditioning. Refrigeration and air conditioning technology 7th edition pdf by WILLIAM C. WHITMAN. Lecture 1: Recapitulation of Thermodynamics ; Lecture 02- Introduction to Refrigeration; Lecture 03- Air Refrigeration Cycle; Lecture 04- Aircraft Refrigeration Cycles-1; Lecture 05- Aircraft Refrigeration Cycles-2; Unit-2. Room. branch: computer engineering. basic refrigeration. PDF unavailable: 13: Vapour Compression Refrigeration Systems (Contd.) basic refrigeration. In the basic refrigeration system or any air conditioner system you will have five basic mechanical components: a compressor, a condenser, an expansion device (metering device), an evaporator and a refrigeration copper tube that connects them. Download Industrial Boilers Philadelphia University PPT for free. 2. Air-conditioning (HVAC) systems as they relate to energy code requirements. High Temperature Reservoir Heat Rejected R Work Input Heat Absorbed Low Temperature Reservoir 3 4. To Service Air Conditioning Systems, Technicians Must Be Familiar. Exhaust air 3. • Sensible heat vs Latent heat • LHV/LHF • Second Law of Thermodynamics: must expend energy to get process to work, Refrigeration Cycle • Refrigeration - Cooling of an object and maintenance of its temp below that of surroundings • Working substance must alternate b/t colder and hotter regions • Most common: vapor compression • Reverse of power cycle • Heat absorbed in low temp region and released in high temp region, Components • Refrigerant • Evaporator/Chiller • Compressor • Condenser • Receiver • Thermostatic expansion valve (TXV), Refrigerant • Desirable properties: • High latent heat of vaporization - max cooling • Non-toxicity (no health hazard) • Desirable saturation temp (for operating pressure) • Chemical stability (non-flammable/non-explosive) • Ease of leak detection • Low cost • Readily available • Commonly use FREON (R-12, R-114, etc. Section 9 – Building Applications. 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Presentation Summary : Section 8 – Air-Conditioning and Refrigeration System Components. txv –, Harman Refrigeration HVAC - In memphis, tn specializes in the installation, service and repair of air conditioning and. Air Conditioning and Refrigeration B asics Don Gulliver February 9, 2013 - . atm064. Repair and Install Refrigeration Systems - Harman refrigeration hvac in memphis, tn specializes in the installation. Air Cycle Refrigeration Systems: PDF unavailable: 10: Vapour Compression Refrigeration Systems: PDF unavailable: 11: Vapour Compression Refrigeration Systems (Contd.) This book has been written especially for use in programs where a full curriculum in refrigeration is offered. chapter 36. objectives. If you continue browsing the site, you agree to the use of cookies on this website. Dr. J J Magdum College Of Maryland board of heating, ventilation, air conditioning and. 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The refrigeration or air conditioning system (R) transfers heat from a cooler low-energy reservoir to a warmer high-energy reservoir ; There are several heat transfer loops in a refrigeration system as shown in Figure 2. Prof. @ Dr. Akhilesh Das Gupta Institute of Technology and Management, New Delhi, No public clipboards found for this slide. Note :- These notes are according to the R09 Syllabus book of JNTU.In R13 and R15,8-units of R09 syllabus are combined into 5-units in R13 and R15 syllabus. Refrigeration & Air Conditioning Technology is designed and written for students in vocational-technical schools and colleges, community colleges, and apprenticeship programs. txv - internal. liquid line. Get powerful tools for managing your contents. You can change your ad preferences anytime. are to be air conditioned completely. Under Guidance:-Miss Varsha P Patil. liquid line. 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