Heat exchanger thermalhydraulic design procedures top in involve exchanger rating quantitative heat transfer and pressure drop evaluationandor exchanger sizing. Determine which fluid would go to the shell side and which to the tube side. The heat exchanger block is used when two process streams are to exchange heat based on equations 11 14. If the heat exchanger is located at the inlet or discharge of a blower with a pulsating flow, such as a roots type rotary lobe blower, the heat exchanger must be protected from the pulsation by a chambered silencer.
In contrast to the parallel flow heat exchanger, the counter flow heat exchanger can have the hottest coldfluid. In the platefin heat exchanger, b indicates the width of the passages through which the fluid travels. Aluminum tubing is usually used with light oils, or ethylene glycol and water solutions. Selection of heat exchanger types linkedin slideshare. Amjed ahmed example 1 in a counter flow heat exchanger, water is being chilled by a sodium chloride brine. Piping coordination system pid heat exchanger symbols. View from below of a hightemperature plate heat exchanger tower over eight metres high.
Numerous articles have been published regarding the advantages of compact heat exchangers. Heat transfer rates per unit volume are plotted against the pressure drop per unit length in fig. Heat exchangers jordan university of science and technology. Find heat exchanger stock images in hd and millions of other royaltyfree stock photos, illustrations and vectors in the shutterstock collection. Heat exchangers have widespread industrial and domestic applications. Reason for heat exchangers a heat exchanger is a piece of equipment built for efficient heat transfer from one medium to. Note that a counterflow heat exchanger is more efficient than a parallel flow heat exchanger. Commons is a freely licensed media file repository. Steam generator is a form of low watercontent boiler, similar to a flash steam boiler. Read more about hydraulic symbology in a series from author josh cosford. A heat exchanger was designed through a tradeoff of heat transfer performance and pressure drop. Gbhepeghea506 selection of heat exchanger types information contained in this publication or as otherwise supplied to users is believed to be accurate and correct at time of going to press, and is given in good faith, but it is for the user to satisfy itself of the suitability of the information for its. Information from its description page there is shown below. The webs largest and most authoritative acronyms and abbreviations resource.
Heat exchanger stock vectors, clipart and illustrations. A piece of equipment built for efficient heat transfer from one medium to another. Download this free 3d cad block model of a plate heat exchanger. The basic design equation and overall heat transfer coefficient the basic heat exchanger equations applicable to shell and tube exchangers were developed in chapter 1. Heat exchanger dryer cooling tower cooling tower 2 cooling tower 3 forceddraft cooling tower. A unique, singlesource volume offering essential material on heat exchanger design in a unified approach suitable to many applications, fundamentals of heat exchanger design details an indepth thermal and hydraulic design theory underlying twofluid heat exchangers for steadystate operation. Looking for the abbreviation of plate heat exchanger. Affordable and search from millions of royalty free images, photos and vectors. Heat exchangers are devices that facilitate the exchange of heat between two fluids that are at different temperatures while keeping them from mixing with each other. Fixed tube plate, u tube and floating head, this in turn doesnt limit it to only three types but more types are present depending on demands however the three types mentioned are the most commonly used and designed in industry. Heat exchangers, filters, lubricators and dryers hydraulic pumps.
Simple guide on how to use process heating symbols where to get the symbols. Examples of heat exchangers you can buy off the internet bottom heat exchangers exchange heat from a hot fluid to a cooler fluid to either heat up or cool down a stream. Particularly in industrial applications such as process air systems, crossflow plate heat exchangers must often withstand extreme temperatures. Heat exchanger icons download 7 free heat exchanger. Heat exchanger symbols a heat exchanger is a device thats designed to efficiently transfer heat from different areas or mediums.
Here, we will cite only those that are immediately useful for design in shell and tube heat exchangers with sensible heat transfer on the shellside. The exchanger takes one inlet and one outlet for hot fluid stream, and one inlet and one outlet for cold fluid stream. Many types of heat exchangers have been developed for use in steam power plants, chemical processing plants. I have experience in the specific department in question, as a team leader, and i look forward to building on those leadership skills with your organization. Subscribe to our free newsletter to get exclusive offers and the latest manufacturers bim and.
They offer a high level of confidence in predicting heat transfer and fluid flow characteristics in single and twophase flow, including considerations such as flow stability and maldistribution, and provide comprehensive. That figure presents results from other models, such as a flat fin model and a flat fin model with bends at the heads and tails, to elucidate fin. Heat transfer home from fundamental questions about how heat exchangers work, to more complex design tools for assessing fin designs, this website is a central source of information for those wishing to compete in the fastmoving renewables industry. Stainless steel is used with deionized water or corrosive fluids. R sekulib university of kentucky introduction a heat exchanger is a device that is used for transfer of thermal energy enthalpy between two or more fluids, between a solid surface and a fluid, or between solid particulates and a. Counter flow heat exchangers are the most efficient of the three types. As its name implies, this type of heat exchanger consists of a shell a large vessel. Therein, popular analytical techniques such as log mean temperature difference lmtd and effectivenessnumber of. Design and development of shell and tube heat exchanger. John richard thome ltcm sgm epfl heat transfer heat exchanger design 1er mars 2008 6 41 the cross. I know i can make an immediate, and longterm, impact. But despite this there may be advantages to using a parallel flow heat exchanger instead of a. Heat exchangers for the petroleum and natural gas industry, see 75.
The heat exchanger must be isolated from system vibrations using flexible piping connections and isolation pads on the mounting feet. Presenting contributions from renowned experts in the field, this book covers research and development in fundamental areas of heat exchangers, which include. Try to design the new symbol using standard practices shown here. Heat exchanger is a piece of equipment built for efficient heat transfer from one medium to another. Choose an aluminum, copper or stainless steel heat exchanger based on the fluid compatibility. I made this the first time i learned the autocad during school days, this is a simple representation of a heat exchanger. Thousands of new, highquality pictures added every day. I believe im the best candidate for heat exchanger design, inc. This file is licensed under the creative commons attributionshare alike 4.
Only two important relationships constitute the entire thermal design. Combining each of these resistances in series gives. The principle types of shell and tube heat exchanger are. A heat exchanger is a heat transfer device that exchanges heat between two or more process fluids. However, the term is commonly used to equipment in which two process streams exchange heat with each other. The term heat exchanger applies to all equipment used to transfer heat between two streams. As the phrase fluid power implies, these symbols cover both hydraulic and pneumatic components. The component heat exchanger is a heat exchanger that exchanges heat between adjacent components in a nuclear reactor at an increased rate. A sthe is the most common type of heat exchanger in oil re fineries and other large chemical processes, and is suited for higherpressure applications. This category includes boilers, condensers, and other heat exchangers. One of the most commonly used heat exchangers is the shellandtube heat exchanger as shown in figure 1.
Heat exchanger symbols process flow diagram, symbols. They are widely used in space heating, refrigeration, air conditioning, power plants, chemical plants, petrochemical plants, petroleum refineries, natural gas processing and. Find out what is the most common shorthand of plate heat exchanger on. Boilers and heat exchangers including steam pressure vessels. This book is intended to be a useful reference source and guide to researchers, postgraduate students, and engineers in the fields of heat exchangers. A heat exchanger is a piece of equipment built for efficient heat transfer from one medium to another.