design of multiple effect evaporator



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Noniterative Design Of Multiple Effect Evaporators Using

color However in spite of multiple effect evaporation being industrially rele vant and pedagogically useful it remains relatively little taught Multiple effect evaporation is included in a few unit operations texts 3 4 but it is not covered in chemical engineering heat transfer separations with one exception 5 design or transport...

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Multiple Effect Evaporator

The Multiple Effect Evaporator MEE is an apparatus for efficiently using the heat from steam to evaporate water In a multiple-effect evaporator water is boiled in a sequence of vessels each held at a lower pressure than the last Because the boiling temperature of water decreases as pressure decreases the vapor boiled off in one vessel can be used...

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Design and simulation of a multiple

This is to certify that the project entitled Design and simulation of a Multiple effect evaporator using Vapor bleeding is an original work done by MonalishaNayak Roll No 108CH001 under my guidance and supervision National Institute of Technology Rourkela DEPARTMENT OF CHEMICAL ENGINEERING NATIONAL INSTITUTE OF TECHNOLOGY ROURKELA...

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Triple effect evaporator design calculator

Triple effect evaporator design calculator Evaporator Calculations Type of Evaporation equipment and Methods 2 Overall Heat Transfer Coefficient in Evaporators 3 Calculation Methods for Single Effect Evaporators 4 Calculation Methods for Multiple Effects Evaporators 5 Condenser for Evaporator 6 Evaporation using Vapor Recompression 2...

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Multi Effect Evaporators

Nov 28 2017 0183 32 Multi Effect Evaporators 1 Multiple Effect Evaporators By Nishant Arora nishantarora213 gmail 2 Definition Evaporation is the process used to concentrate a solution by removing the solvent mainly water in a purified form by the application of heat Evaporation is the unit operation by which solvent is evaporated from the solution by boiling the liquid in suitable vessel and...

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evaporator design calculations pdf

Multiple-Effect Evaporator Design The design calculations required for a multiple-effect evaporator are complex enough to provide a real challenge for implementation using a spreadsheet program The recovered end product should have an optimum solids content consistent with desired product quality and operating economics...

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Design Of Multiple Effect Evaporators Modeling and

Sep 29 2013 0183 32 This book deals with the modeling and simulation of multiple effect evaporators A computer program for the optimum design of the above has been developed in C Two different methods are used for calculating number of effects Once the number of effects are finalized the program proceeds to calculate heat transfer area of the short tube...

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Design of Multiple Effect Forced

The thermodynamic design of multiple-effect forced-circulation evaporator systems includes determining the total energy requirement and the distribution of the heat flows to the individual effects and the final condenser as a basis for calculating the heating...

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Design and simulation of a multiple effect evaporator

Oct 27 2014 0183 32 Design and simulation of a multiple effect evaporator using vapor bleeding 1 1 Design and simulation of a multiple-effect evaporator using vapor bleeding A thesis submitted in partial fulfillment of the requirements for the degree of Bachelor of Technology In Chemical Engineering By MonalishaNayak Roll No 108CH001 Under the guidance of Dr ShabinaKhanam DEPARTMENT OF...

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Design of multiple effect evaporator in a sugar factory

Aug 18 2011 0183 32 A design of a multiple effect evaporator in a sugar factory is attempted Our vision and purpose is to target backward feed since little work is done in this domain An optimum number of effects...

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Fundamentals of Multiple Effect Evaporation

Figure 2 Temperature profile in single-effect and condenser arrangement 21 Performance Ratio of the Single-effect Distillation System Consider the single-effect distillation SED system shown in Figure 1 Assume that S is the mass flow rate of the heating steam to the evaporator in kg s-1 and that the steam...

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Multiple Effect Process Evaporation Equipment

The entire evaporator duty amount of water or solvent being removed can be segregated into multiple evaporator effects The segregation of the duty is combined with a pressure gradient across the entire evaporator to allow for reuse of energy in the system The figures below show how the multiple effect design concept functions...

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Investigation of Multiple Effect Evaporator Design

A multiple effect evaporator is design to cut down the steam consumption by different operating strategies like feed condensate and product flashing vapor compression vapor bleeding feed and steam splitting and using an optimal feed flow sequence 31 Feeding of multiple effect evaporator...

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Optimization of a multiple Effect Evaporator System

multiple effect evaporator the vapour from one evaporator is fed into the steam chest of the other evaporator In such a system the heat from the original steam fed into the system is reused in the successive effects 11 Application of evaporators Evaporators are integral part of a number of process industries namely Pulp and Paper...

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Steam Heated Evaporator Multiple effect Evaporator

Multiple effect Evaporator Working Principle Multiple effect evaporator is the combination of several sets single effect evaporator The characteristic is to heat the next effect evaporator by used steam produced from the front effect so as to reduce energy consumption...

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Evaporation

For single effect evaporator the steam economy is ca 08...

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Multiple Effect Evaporator

Multiple Effect Evaporator Steam Free Multiple Effect Evaporator Our Multiple Effect Evaporator plants MEE PLANT are specially designed considering rising Steam consumption cost across the Industry Conventional old technology Multi Effect Evaporators use steam to evaporate water from the evaporator...

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Academics in Design of Multiple Effect Evaporator

View Academics in Design of Multiple Effect Evaporator on Academiaedu...

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Design Of Multiple Effect Evaporators Modeling and

Sep 29 2013 0183 32 This book deals with the modeling and simulation of multiple effect evaporators A computer program for the optimum design of the above has been developed in C Two different methods are used for calculating number of effects Once the number of effects...

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Multiple Effect Evaporatorpptx Evaporation Physical

Design of Triple Effect Evaporator for Glycerol Design and simulation of a multiple-effect evaporator using vapor bleedingpdf Paul E Minton Handbook of Evaporation Technology_170-182...

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Design Criteria for Multiple Effect Evaporators in Alumina

The design of evaporator for Alumina refinery is purely based on its suitability to handle Sodium aluminate liquor which is viscous in nature and pron to easy scale formation but does not crystallize on the tube surface of heaters Backward feeding multiple effect evaporators 5 effects to 7 effects are always the preferred choice aiming to...

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Design Modelling and Simulation of Multiple Effect

A multiple-effect evaporator is an evaporator system in which the vapor from one effect is used as the heating medium for a subsequent effect boiling at a lower pressure Effects can be staged when concentrations of the liquids in the effects permits staging is two or more sections operating at different...

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Dynamic simulation of multi

Sep 01 2018 0183 32 Table 2 gives results for multi-effect evaporators ranging from two to five stag Steam consumption decreases as more stages are used but capital investment in vessels and their associated heat exchangers increas Note that the heat-transfer area in each stage is the same 233 m 2 for all designsWhat varies as the number of stages changes is the differential temperature driving forces...

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9783845430843 Design of multiple effect evaporator in a

A design of a multiple effect evaporator in a sugar factory is attempted Our vision and purpose is to target backward feed since little work is done in this domain An optimum number of effects is envisioned Brief discussion on accessories like condenser is done From the engineering view point the knowledge of technologist is enhanced...

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Multiple Effect Evaporator

The Multiple Effect Evaporator MEE is an apparatus for efficiently using the heat from steam to evaporate water In a multiple-effect evaporator water is boiled in a sequence of vessels each held at a lower pressure than the last Because the boiling...

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Mechanical design_Evaporatorpdf

Invention of evaporators Norbert Rillieux is famous for his invention of the multiple effect pan evaporator for sugar refining process in 1881 Rillieux was born in New Orleans Louisiana in 1806 He used the steam generated from one pan to heat the sugar juice in the next pan for energy efficient means of water evaporation 2...

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Evaporators Dairy Processing Handbook

Evaporator design It takes a large amount of energy to boil off water from a solution This energy is often supplied as steam To reduce the amount of steam needed the evaporator is normally designed as a multiple-effect evaporator Two or more effects operate at progressively lower vacuums and thus with progressively lower boiling points...

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Evaporator

The finned evaporators are the bare tube type of evaporators covered with the fins When the fluid air or water to be chilled flows over the bare tube evaporator lots of cooling effect from the refrigerant goes wasted since there is less surface for the transfer of heat from the fluid to the refrigerant...

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Technology and Applications

Principles of function and design features 10 Regulating the capacity of mechanical vapour recompression systems 11 Energy optimization of existing multiple-effect plants by means of mechanical vapour recompression 12 Examples for evaporation plants with centrifugal fans 14 Examples for evaporation plants with turbo-compressors 17...

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A COMPUTER PROGRAM FOR SIMULATING AND EVALUATING MULTIPLE

Thus the Program for Evaporation Simulation and Testing A computerised model of multiple effect evaporators in the PEST was conceived sugar industry is described It can be used to predict performance under niven conditions calculate the heat transfer areas 2 General Principles required to k f o r m a given duty or calculate the heat transfer coefficients of the individual vessels from...

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