Refrigeration and airconditioning nptel online videos, courses. Nptel syllabus refrigeration and air conditioning video course module 1. Welcome to the nptel read twilight pdf online course on refrigeration and air conditioning. P tamilarasan, faculty member management, is given the responsibility as a single point of contact spoc as an institute coordinator between iiiier and swayam nptel, iit madras. Todays domestic washing machines are intelligent and fourwheel passenger automobiles are equipped with safety installations such as airbags, parking proximity sensors, antitheft electronic keys etc. Customer demand for air conditioning is rising continually. Refrigeration and air conditioningiit kharagpur notes scribd. Directorate general transport and energy save ii project 1998 contract sa29998de title. Air conditioning and refrigeration mcgrawhill professional. Since emerson acknowledges the importance of a professional report with supporting justifications for a successful tender bid in housing projects, we have developed a heat load calculation program to meet your needs. Selfstudy programme 208 air conditioner in the motor vehicle. Ramgopal department of mechanical engineering iit kharagpur.
Mechanical refrigeration and airconditioning youtube. Air conditioning and refrigeration rex miller professor emeritus state university college at buffalo buffalo, new york mark r. Lecture 10 vapour compression refrigeration systems. These typically use chilled water as a cooling medium and use extensive ductwork for air distribution. Parts of the window air conditioners bright hub engineering. Browse and download air conditioning and refrigeration books of various titles, written by many authors and published by a number of publications for free in pdf format. Refrigeration and air conditioning theory book for iti. At one time the purpose of refrigeration was to produce ice only nptel. Which is basically a large heat exchanger, by rejecting heat to a cooling. Property relationships for pure substances and mixtures, thermodynamic relations, ideal gas mixtures, combustion thermodynamics, gas power cycles, vapour power cycles, refrigeration cycles, reciprocating compressors, compressible flows and steam nozzles. Airport engineering planning, design and development of 21st century airports by norman j.
A ir conditioning adjusts the temperature, humidity, air flow, and air purity for the air in the passenger compartment according to the usage objective and maintains a uniform state. The equipment for air conditioning mounted in cars includes the following. Furthermore, there is no risk of water freezing in colder, ambient temperatures. Evaporative, winter and all year air conditioning systems. Gas cycle refrigeration systems find applications in air craft cabin cooling and also in the liquefaction of various gases.
Cooling and heating load calculations heat transfer through buildings. Iiiier has been approved by swayam nptel to opened swayam nptel local chapter in the campus with the consent of swayam nptel office, iit madras. Pdf airport engineering planning, design and development of. But your air conditioner actually removes warm air and recirculates it as cool air. Concept of thermal resistance and overall heat transfer coe. They design, install and maintain refrigeration and hvac heating, ventilation and air conditioning systems. Refrigeration and air conditioning notes free download as word doc. The new zealand qualifications in refrigeration and air. Development and implementation of concerted regional actions for the realisation of energy saving projects in the building sector gerenal the coordinator of the project is the city administration of rathenow co energy agency rathenow, germany. Using the magnetocaloric effect for refrigeration purposes was first investigated in. Winter air conditioning system authorstream air conditioning system nptel air conditioning system winter in air conditioning system winter in. Manual for refrigeration servicing introduction technicians. Introduction 1st lecture definition of refrigeration and air conditioning history of refrigeration and air conditioning history from conceptual point of view.
Learn for free, pay a small fee for exam and get a certificate featured news. It uses the evaporation of a refrigerant, like freon, to provide cooling. Nptel mechanical engineering refrigeration and air. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit videos nptel courses. Air conditioning and refrigeration books free download. Harvested in winter and stored in ice houses for summer use or, 3. Joint initiative of iits and iisc funded by mhrd page 3 of 17 nptel mechanical mechatronics and manufacturing automation 2. It is an ebook for people who are involved in training and. It is easier to install, inexpensive and require no water.
Vapourcompression refrigeration or vaporcompression refrigeration system vcrs, in which the refrigerant undergoes phase changes, is one of the many refrigeration cycles and is the most widely used method for air conditioning of buildings and automobiles. So, you want to download all of the video lectures for a course in nptel. The design of the refrigerant circuit of an air conditioner is identical in all vehicles. Air conditioning system winter air conditioning system. Selection criteria for air conditioning systems section 36. Click on any video lecture link to view and download that video. Beginning in the 1840s, refrigerated cars were used to transport milk and butter. Vapour absorption refrigeration systems vars belong to the class of vapour cycles similar to.
Learn for free, pay a small fee for exam and get a certificate. Describe various air cycle refrigeration systems section 9. Refrigeration and air conditioning theory book for i. Windows air conditioners are one of the most widely used types of air conditioners because they are the simplest form of the air conditioning systems. Both power generation and refrigeration are usually accomplished by a system that. Heat transfer between the coil and surrounding air takes place by natural convection. Summer air conditioning system pdf nptel sante blog. Pdf ce8302 fluids mechanics fm books, lecture notes, 2 marks with answers, important part b marks questions, question. Arora from iit kharagpur made available by nptel elearning initiative. Refrigeration and airconditioning nptel online videos. An central air conditioning system includes both the cooling and heating of air and cleans the air as well as controls the moisture level. Download ebooks for free from engineering study material site. Refrigeration and air conditioning mechanical engineering.
A refrigeration and air conditioning engineer works on commercial, residential and industrial projects. Introduce aspects of various natural refrigeration methods, namely. How to download all of the lectures for a course in nptel quora. Nowadays refrigeration and air conditioning find so many applications that they have become very. Jul 20, 2016 40 videos play all refrigeration and air conditioning hussain saheb shaik inside the mind of a master procrastinator tim urban duration. Heat transfer lecture 8 methods of producing low temperatures lecture 9 air cycle refrigeration systems lecture 10 vapour compression refrigeration. Central air conditioning systems serve multiple spaces from one base location. Refrigeration and air conditioning has a wide range of applications today. Ice production by nocturnal cooling in ancient india and application of evaporative cooling in india. Heating, ventilation and air conditioning hvac systems. Getting introduced to the air conditioning industry is a major issue, since air conditioning industry interacts in almost every application in our life. Centralized vs decentralized air conditioning systems. Central air conditioning system this is the most important type of air conditioning system, which is adopted, when the cooling capacity required is 25 tr or more. Nptel mechanical engineering refrigeration and air conditioning nptel mechanical engineering noc refrigeration and air air conditioning system nptel air conditioning system nptel whats people lookup in this blog.
Welcome to the manual for refrigeration servicing technicians. Window air conditioner comprises of the rigid base on which all the parts of the window air conditioner are assembled. No doubt, rac engineering has a great future ahead. Mechanical engineering refrigeration and air conditioning nptel. Define refrigeration and air conditioning section 1. Recommended 2 years syllabus useful book for basic mechanics this book has been written to met the requirement of students getting training in refrigeration and air conditioning mechanic trade. Click on any course shown below to view the lecture videos list and syllabus of that course. Refrigeration and air conditioning is the subject which deals with the. The control may be manual or automatic, in which case, a room thermostat. Iit kharagpur nptel courses video courses and lectures by. Heat load calculator a software to help designers calculate heat load for a variety of air conditioning applications. The unitary air conditioning system may be adopted for winter, summer or yearround air conditioning. By 1996, air conditioners were being installed as standard in more than one in four newly registered vehicles. Nptel provides elearning through online web and video courses various streams.
A i t f 200 250 212 100 sensible steam heat measurable temperature temperature above 212 f. Know later, that refrigeration is an integral component of air conditioning. Ocean engineering n p t e l national programme on technology. Pdf transportation engineering books collection free. The base is assembled inside the casing which is fitted into the wall or the window of the room in which the air conditioner. Decentralized air conditioning systems typically serve a single or small spaces from a location within or directly adjacent to the space. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit. Special university course for future engineers lecture notes. Nptel, online courses and certification, learn for free. It is also used in domestic and commercial refrigerators, largescale warehouses for chilled or frozen storage of foods and meats. The servicing technicians read write pdf and vocational trainers in the refrigeration ed as the refrigerant for many of the early magnetic refrigeration designs.
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