2 edition of Use of the exergy concept for design improvement of heat exchangers and heat exchanger networks found in the catalog.
Use of the exergy concept for design improvement of heat exchangers and heat exchanger networks
Written in English
|Statement||by Jatila Ranasinghe.|
|The Physical Object|
|Pagination||125 leaves, bound :|
|Number of Pages||125|
Compact Heat Exchangers: Selection, Design, and Operation, Second Edition, is fully revised to present the most recent and fundamental ideas and industrial concepts in compact heat exchanger complete reference compiles all aspects of theory, design rules, operational issues, and the most recent developments and technological advancements in compact heat exchangers. This chapter presents a new synthesis method for designing flexible heat-exchanger networks. The methodology used involves a two-step approach: In the first step, a multi-period network is designed for a large number of critical operating periods using a finite set of operating points which lie within the uncertain parameter range, while considering the impact of potential fluctuations in Author: Adeniyi Jide Isafiade, Alireza Bahadori.
Using MER targets and pinch point determined in prior screencast, setup a heat exchanger network with utilities. Made by faculty at the University of Colorado Boulder Department of . The work presented in this thesis focuses on the use of. the exergy concept for the design optimization of heat. exchangers, and for the optimal synthesis of heat pumps and. heat engines in processes.
CHAPTER 17 HEAT EXCHANGERS R. K. Shah* and D. 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 aFile Size: 2MB. Especially, this book gives an understandable way the fundemantal principles of design of the shell-and-tube heat exchangers, and it covers all basic information regarding the shell-and-tube heat exchangers by presenting the data in tables and charts.
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Use of the exergy concept for design improvement of heat exchangers and heat exchanger networks Public DepositedAuthor: Jatila Ranasinghe. In the proposed approach, the cost rate of exergy destruction substitutes the utility cost in a trade-off between the operating and capital costs in the conventional pinch analysis to determine the optimum minimum approach temperature, ΔT min, in the energy assessment of heat exchanger networks (HENs).
It is demonstrated that the balanced composite curves can be used directly in the calculation of the exergy destruction, heat recovery, and heat-transfer Cited by: 2.
Abstract. Graduation date: The second law of thermodynamics, through the exergy\ud concept, allows us to quantify and rationally cost the\ud consumption of exergy (irreversibility) used to drive the\ud heat exchange process and the effluent losses of exergy in\ud a heat exchanger For systems with a network of heat\ud exchangers, the exergy concept recognizes that properly\ud integrated.
The purpose of a heat exchanger is to increase the exergy of the cold stream at the expense of the exergy of the hot one . Accordingly, the fuel exergy () of each heat exchanger is considered to be the difference between the exergy of the inlet hot stream and the exergy of the outlet stream ( by: This chapter covers the Pinch Design method for heat-exchanger networks (HENs).
The basic principles of pinch technology are introduced and illustrated using a simple example HEN problem. The report is about the design of a condenser for cubic meter cool room at 3 Degrees Celsius and Ra. A condenser is a kind of heat exchanger in which vapors are changed into liquid state by removing the latent heat with the aid of a coolant like water.
There are two main types of condensers. "This comprehensive reference covers all the important aspects of heat exchangers (HEs)--their design and modes of operation--and practical, large-scale applications in process, power, petroleum, transport, air conditioning, refrigeration, cryogenics, heat recovery, energy, and other industries.
Reflecting the author's extensive practical experienc/5(10). the heat exchanger, the cooler fluid will approach the inlet temperature of the hot fluid. Counter flow heat exchangers are the most efficient of the three types.
In contrast to the parallel flow heat exchanger, the counter flow heat exchanger can have the hottest cold-fluid temperature greater than the coldest hot-fluid Size: KB. A heat exchanger is a device that is used to transfer thermal energy (enthalpy) between two or more fluids, between a solid surface and a fluid, or between solid particulates and a fluid, at different temperatures and in thermal contact.
Fig. 1 Fluidized-bed heat exchanger. Heat transfer equipment may be designated by type or function it performs, such as chiller, condenser, cooler reboiler, etc. The choice of shell and tube type is determined chiefly by factors such as the need for the provision for differential movement between shell and tubes, the design pressure, the design temperature, and the fouling nature of the fluids rather than the function.
In this paper, the advanced exergy analysis was used to determine the avoidable and unavoidable exergy destructions of the heat exchanger networks (HENs) in a complex natural gas refinery in the South Pars gas field, focusing only on the improvement of the avoidable by: Fouling factors were reconsidered in this article for heat exchanger networks design.
An objective function based on exergoeconomic analysis was introduced to assess optimal less conservative fouling factors. The objective took account of exergy consumption expense and heat exchanger Cited by: 4. Heat Exchanger Design Guide: A Practical Guide for Planning, Selecting and Designing of Shell and Tube Exchangers takes users on a step-by-step guide to the design of heat exchangers in daily practice, showing how to determine the effective driving temperature difference for heat transfer.
The Leading Source of MINIATURE HEAT EXCHANGERS & Other Heat Transfer Products Since Exergy's extensive engineering expertise, unique designs and manufacturing techniques allow us to provide the most compact heat exchangers.
We offer a comprehensive catalog of Shell and Tube heat exchangers,Tube-in-Tube heat exchangers and Point-of-Use (POU) sampling systems constructed. This book presents the ideas and industrial concepts in compact heat exchanger technology that have been developed in the last 10 years or so.
Historically, the development and application of compact heat exchangers and their surfaces has taken place in a piecemeal fashion in a number of rather unrelated areas, principally those of the. 1. Start with the design for maximum heat recovery. The number of exchangers needed will be equal to or less than the number for maximum energy recovery.
Identify loops that cross the pinch. The design for maximum heat recovery will usually contain loops. Starting with the loop with the least heat load, break the loops by adding or. Use of the exergy concept for design improvement of heat exchangers and heat exchanger networks Miscellaneous Ranasinghe, J.
The second law of thermodynamics, through the exergy concept, allows us to quantify and rationally coat the consumption of exergy (irreversibility) used to drive the heat exchange process and the effluent losses of exergy in a heat exchanger. For obtaining a large net recovered exergy rate, the spiral heat exchanger needs to possess a large number of transfer units (greater than ) and operate at a near balanced-flow condition.
ISSN Energy & Exergy Analysis of Heat Exchanger. Patel Rakesh D., Dr. Ramana P.V. Abstract — Energy sector is one of the important areas in the economic development of any country. Meeting the growing demands at acceptable costs in various sectors like industries, commercial, transport etc.
is challenge to energy planner. This book is a compendium of several topics pertaining to the design of heat exchanger design. Besides basic concepts and thermal design of heat exchangers, inclusion of topics such as mechanical design, materials selection, fabrication, quality control and testing during heat exchanger manufacture is a speciality of this treatise.5/5(2).
Compact Heat Exchangers: Selection, Design, and Operation, Second Edition, is fully revised to present the most recent and fundamental ideas and industrial concepts in compact heat exchanger complete reference compiles all aspects of theory, design rules, operational issues, and the most recent developments and technological advancements in compact heat by: Heat Exchanger Network Synthesis provides engineers, designers, and industrial practitioners with a how-to manual for understanding the methodology for conserving energy through process integration.Browse 35 Series Shell & Tube Heat Exchangers in the Exergy, LLC catalog including Model #,Tube Length,Tube Outer Diameter,Tube Side Fitting,Shell Side Fitting The ideal choice for compact design and unequaled thermal performance.