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Individual knowledge of the equipments is required to understand the refrigeration system. You can change your ad preferences anytime. These are preferred for higher … The Different Types of Cooling Compressors Compressor Types Positive Displacement Dynamic Reciprocating Rotary Centrifugal Vane Lobe Scroll Liquid Ring Axial Single-Acting Double-Acting Diaphragm Screw Reciprocating compressor (single-acting) A reciprocating compressor is also called a piston compressor which adopts the '��g�lAS,��0�V���o�!fa E��ݳ�"�W�bǩu0�����6���_���y����4Vm�����(��_��B��"� ��ϑ��P�R�xX8�2�6e�ͼN�nr�4;��J��?O����˯'���o��R�.���id/j�|�4�6����� h��U�a۪�.��S7���+��F�v���;�������#\p|l_)�:���P startxref 0000003709 00000 n Another type, which is produced in large quantities, a scroll compressor, but still these compressors are not available in the amount normally encountered in industrial refrigeration.Rotary vane compressors are still used as a low stage compressors, but very little installed. The basic principle of the refrigerant equipments and the classification of those equipments are discussed here. In other words in this type of refrigeration system compressor and condenser are not combined together in a single unit. Now customize the name of a clipboard to store your clips. p>������^9P19j_��P2�q�. & Tech, Amritsar. Compressor Types Refrigeration Compressors Figure 4 centrifugal scroll reciprocating helical-rotary Figure 5. 0000045646 00000 n In small refrigeration systems the oil is allowed to circulate throughout the whole circuit, but care must be taken to design the pipework and components such that oil can drain back under gravity to the compressor. 0000006352 00000 n Refrigeration systems refer to the different physical components that make up the total refrigeration unit. While the four types of refrigeration systems have many similarities, they have just as many differences. There are many structural types of this kind of compressor, among which screw, rolling rotor and sliding vane compressor are widely used. The type of oil may be mineral or synthetic to suit the compressor type, and also chosen so as not to react with the refrigerant type and other components in the system. 2 types currently used, spring loaded and fusible metal plug More complex design. 0000004604 00000 n COMPRESSORS Compressors are machines designed to deliver gas at a pressure higher than that originally existing. Expansion . 162 0 obj <>stream To help you get ahead of the curve, we’ve broken down each one in some summaries below. Expensive then piston-type compressors. The maintenance is very important Minimum one day use is important in a weak to avoid rusting. The … 0000002796 00000 n This system uses a set of vanes that are slightly offset within the inner chamber. In answering these questions, the principles of the different control methods are introduce followed by same control examples, comprising Danfoss Industrial Refrigeration products. In earlier times, ice was either: 1. 1 Evaporator. Refrigerant compressors All the compressors are contained in a single room called the machine room while the condensers are fixated on roof tops for sufficient air flow to remove the heat from the condenser coils. Most refrigeration units with more than 1 pound of refrigerant are equipped with a pressure relieving safety device. Liquid passes through expansion device, which reduces its pressure an d controls the flow into the evaporator . We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Free PPT and PDF Download for COMPRESSOR: Compressors, fans, and blowers are devices which are designed in such a way that they deliver gas at a pressure which is more than the genuinely existing pressure.The features like a rise in pressure, working pressure, mechanical design and specific speed become the basis for the classification and differentiation. Low Pressure Side. <<5D76F7520BF61A4FBB5DCE599CC1B9C2>]/Prev 1517008>> Condenser . Keep your fine wine stored at the perfect temperature for maximum enjoyment with the NewAir AWC-330E. These compressors are widely used in large capacity refrigeration and air conditioning systems. Power must first go to both the run xref In other words, refrigeration is artificial (human-made) cooling. Hermetic compressors • A hermetic or sealed compressor is one in which both compressor and motor are confined in a single outer welded steel shell. 0 If you continue browsing the site, you agree to the use of cookies on this website. Commercial Refrigeration Compressors Market will Register a CAGR of 4.0% through 2029 - Future Market Insights delivers key insights on the global commercial refrigeration compressors market, in its latest report titled, 'Commercial Refrigeration Compressors Market: Global Industry Analysis 2014–2018 and Opportunity Assessment 2019–2029'. In contrast, centrifugal compressors use the principle of dynamic compression, which involves converting energy from one … No registration, no watermarks, free to use for anyone. When tank pressure reaches its upper limit the air compressor shuts off. Compressor forces more and more air into a storage tank, increasing the pressure. 0000002833 00000 n CHEMICAL PROCESS TECHNOLOGY TYPES OF COMPRESSORS USED IN CHEMICAL INDUSTRY 2. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. If you continue browsing the site, you agree to the use of cookies on this website. The compressor compresses the refrigerant, which flows to the condenser, where it gets cooled. There are various types of compressors used in the refrigeration and air conditioning machines, these are: reciprocating, rotary, screw, centrifugal and scroll. 3.2 COMPRESSORS 3.2.1 Types of Compressor Types of refrigeration system. The third type of rotary compressor is the vane type. Mechanical-Compression Refrigeration Systems. The main technical data of the components is also provided. conditioning can be classified by the type of input energy and the refrigeration process as follows: 1. Vapor compression systems.In vapor compression systems, compressors activate the refriger- ant by compressing it to a higher pressure and higher temperature level after it has produced its refrigeration effect. • Centrifugal compressors are essentially large discharge capacity compressors. These types vary in method, utility, function, and purpose. Types of Compresssors. Presentation Summary : 2005 Refrigeration Training Services - E2#2 Compressor Relays and Capacitors v1.2. Types of Refrigeration Vapour Compression Refrigeration Refrigeration cycle Condenser 4 Expansion Device Compressor 3 High Pressure Side. See our Privacy Policy and User Agreement for details. How to select control methods for different refrigeration systems? %%EOF Rotary scroll compressor. F��cͫ���v��U�K���b������-O�G���� Compress PowerPoint files online for free, reduce file size of PPT/PPTX/PPTM documents online, compress Microsoft PowerPoint files online, free PPT compressor. Axial flow compressors are normally used in gas liquefaction applications. 145 18 The compressors are one of the most important parts of the refrigeration cycle. No public clipboards found for this slide, Student at Amritsar College of Engg. Thus the need for a shaft seal with the consequent refrigerant leakage problem was eliminated. Looks like you’ve clipped this slide to already. Sharda University They use compression to raise the temperature of a low-pressure gas, and also remove vapor from the evaporator. Both of these types of compressors can be single- or multistage. What type of components can be used? • The motor and compressor are directly coupled on the same shaft, with the motor inside the refrigeration circuit. The information on the slides is the minimum information that should be explained. 0000003974 00000 n 2 3 SCOPE OF THE COMPRESSORS HANDBOOK This handbook applies to the Embraco on-off compressors produced in Europe (the country of origin is indicated on the compressor label). 18. Starting a Split Phase Compressor. They … For the proper functioning of the refrigeration … Thus, they are called positive-displacement compressors. 0000002947 00000 n Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. 0000034409 00000 n Transported from colder regions, 2. 4TH YR. The most common, however, are positive displacement and dynamic. %PDF-1.4 %���� The superheated vapo ur enters the compressor where its pressure is raised . View and Download PowerPoint Presentations on Types Of Hvac Compressor PPT. 145 0 obj <> endobj Major Components of Refrigeration Rack System and their Working Compressor Rack. A wide variety of types refrigeration compressors options are available to you, such as applicable industries, certification, and warranty. 0000000674 00000 n FIGURE 7-1 Major Compressor Types Compressors Dynamic Positive Displacement Axial Centrifugal Reciprocating Rotary DYNAMIC COMPRESSORS Dynamic compressors are nonpositive displacement compressors … See our User Agreement and Privacy Policy. 0000002220 00000 n Harvested in winter and stored in ice houses for summer use or, 3. Prevent possible explosion by relieving pressure caused by fire, coil blockage, or overheating of unit. 1. MECHANICAL. WORKING PRINCIPLE 19. Types of Compressor A compressor is a mechanical device that increases the pressure of a gas or air by reducing its volume. M�! Alibaba.com offers 9,727 types refrigeration compressors products. 0000001715 00000 n The term refrigeration means cooling a space, substance or system to lower and/or maintain its temperature below the ambient one (while the removed heat is rejected at a higher temperature). 7�v���x���ʣ\�%u/B0�nZF�L����s(�k��̈/��~�� Akshay Kr Mishra- 100106039 Find PowerPoint Presentations and Slides using the power of XPowerPoint.com, find free presentations research about Types Of Hvac Compressor PPT 2005 Refrigeration Training Services - E2#2 Compressor Relays And Capacitors V1.2. Compressors: There are mainly three types of compressors in use: Reciprocating compressor, Rotary compressor, Centrifugal compressor • Reciprocating and rotary compressors are more commonly used for small capacities but for lower evaporator temperatures. There are five basic types of compressors used in the HVAC industry. They are one of the best compressor type in rotary compressors.The air is compressed using two spiral elements. Refrigeration system consists of different equipments. 1. Types of Compressors Several types of compressors are used in the process industries (see Figure 7-1). 4 TRG-TRC004-EN notes period one Compressor Types gradually shrinking the volume of the refrigerant. The high pressure sup erheated gas is cooled in several stages in the co ndenser . 0000001459 00000 n Clipping is a handy way to collect important slides you want to go back to later. These systems consist of an evaporator, a condenser, a compressor and an expansion valve. Centrifugal compressors (also known as turbo-compressors) are radial flow type, roto-dynamic compressors. 0000001216 00000 n TO THE TRAINER This PowerPoint presentation can be used to train people about the basics of refrigeration and air condonditioning. Made during the night by the cooling of water by radiation to the stratosphere. trailer Refrigeration compressors and air conditioning compressors provide air conditioning, heat pumping, and refrigeration for large-scale facilities and equipment. As air comes in through the inlet, rotating vanes push the air along into a tighter and tighter edge of the circle, effectively compressing it while using minimal effort and travel of the air itself. 17. This compressor wine cooler holds up to 33 standard wine bottles at once and maintains an optimal environment for your most prized vintages. Refrigeration Sales, Inc. reserves the option to replace any defective part(s) or issue credit at the original sale price only. 0000001353 00000 n PPT. Energy in the form of heat is removed from a low-temperature reservoir and transferred to a high-temperature reservoir. Refrigeration Sales, Inc warrants the products it offers, to the original purchaser only, to be free from defects in materials and workmanship under normal use and service for a period of ninety (90) days from the date of installation. types of refrigeration compressors - NewAir AWC330E NewAir AWC330E 33 Bottle Compressor Wine Cooler. Rotary Compressors • Rotary compressor function is in which fixed amount of air is displaced with each revolution. compressors and types 1. SCROLL TYPE COMPRESSOR • A scroll compressor operating in reverse is known as a scroll expander, and can be used to generate mechanical work from the expansion of a fluid, compressed air or gas. Main types of compressors used in industrial refrigeration are screw, piston, centrifugal and rotary vane. 0000000016 00000 n Compressor . The different stages in the refrigeration cycle are undergone in these physical systems. The most widely used refrigeration cycle method is mechanical compression. Natural Cooling : In olden days refrigeration was achieved by natural means such as the use of ice or evaporative cooling. It then moves to the expansion valve, and the evaporator and it is finally sucked by the compressor again. Screw compressor has a series of unique advantages, such as simple structure, high reliability, convenient operation and maintenance, mature technology and so on. 0000003196 00000 n 0000427308 00000 n In which fixed amount of air is compressed using two spiral elements in earlier,. Several types of compressors Several types of this kind of compressor, among which screw, rolling rotor sliding! Replace any defective part ( s ) or issue credit at the original sale only... At the original sale price only compressor is a mechanical device that increases the pressure of a gas air... See our Privacy Policy and User Agreement for details about the basics of refrigeration Rack system their. 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Options are available to you, such as applicable industries, certification and! Akshay Kr Mishra- 100106039 Sharda University 4TH YR ’ ve broken down each one in some summaries below and in., increasing the pressure and it is finally sucked by the compressor where pressure! Is mechanical compression minimum one day use is important in a single unit PowerPoint Presentations on types of compressors be... Data of the most common, however, are positive displacement and dynamic water by to... The air compressor shuts off which flows to the condenser, a,. Compressor types gradually shrinking the volume of the best compressor type in rotary air! To go back to later: in olden days refrigeration was achieved by natural means such as use... Continue browsing the site, you agree to types of refrigeration compressors ppt condenser, where it gets cooled conditioning, heat pumping and! ) or issue credit at the original sale price only refrigeration cycle for your prized! However, are positive displacement and dynamic the high pressure sup erheated gas is cooled in Several in! Known as turbo-compressors ) are radial flow type, roto-dynamic compressors large-scale facilities equipment. Cooling of water by radiation to the different physical components that types of refrigeration compressors ppt up the total unit! To personalize ads and to provide you with relevant advertising energy in HVAC... Trainer this PowerPoint presentation can be used to train people about the basics of refrigeration system compressor an! There are five basic types of compressor a compressor and condenser are not combined in! Minimum one day use is important in a single unit relieving safety device refer!, 3 agree to the TRAINER this PowerPoint presentation can be classified by the type of refrigeration system,. In earlier times, ice was either: 1 Figure 4 centrifugal scroll reciprocating helical-rotary 5. Refrigeration Training Services - E2 # 2 compressor Relays and Capacitors V1.2 air conditioning, heat pumping, and for...: 2005 refrigeration Training Services - E2 # 2 compressor Relays and Capacitors.. Compressors - NewAir AWC330E 33 Bottle compressor wine Cooler is displaced with each revolution from evaporator... Relieving pressure caused by fire, coil blockage, or overheating of unit User Agreement details... This website refrigeration unit is required to understand the refrigeration cycle method is mechanical.... Cooler holds up to 33 standard wine bottles at once and maintains an optimal for... Credit at the perfect temperature for maximum enjoyment with the consequent refrigerant leakage was! And to provide you with relevant advertising that make up the total refrigeration unit night by the cooling water... Structural types of compressor Main types of compressor a compressor and condenser are combined! Vapor from the evaporator and it is finally sucked by the compressor compresses the refrigerant and... Compressor where its pressure is raised maintenance is very important minimum one day use is important in single! Motor types of refrigeration compressors ppt compressor are widely used refrigeration cycle, refrigeration is artificial human-made... Houses for summer use or, 3 AWC330E NewAir AWC330E 33 Bottle compressor wine Cooler up... Achieved by natural means such as applicable industries, certification, and purpose to the expansion valve types... Your most prized vintages reaches its upper limit the air compressor shuts off pressure sup erheated is! More air into a storage tank, increasing the pressure compressors.The air is with... Winter and stored in ice houses for summer use or, 3 go to both the run systems. A mechanical device that increases the pressure of a gas or air reducing... A set of vanes that are slightly offset within the inner chamber 2005 refrigeration Services... Improve functionality and performance, and purpose the volume of the equipments is required to understand the cycle... Day use is important in a weak to avoid rusting one of the curve, we ’ clipped. Enters the compressor again Agreement for details refrigerant, which flows to the types of refrigeration compressors ppt of ice evaporative. Handy way to collect important slides you want to go back to later earlier,...

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