fixed bed reactor design equations

... 2.2 The empty bed residence time model The Empty Bed Residence Time (EBRT) is a design procedure used for the design of an adsorber Two major design parameters, namely, the empty bed residence ... 5, 2013, pp.815-824 823 Table Data of variable bed depth at a fixed flow rate in a fixed- bed column for the removal of MB onto PAC2 Bed Depth (Z) Bed Volume (V) Mass Of Adsorbent (M) EBRT (cm) ... variable bed depth at a fixed flow rate (2 ml/min) in a fixed- bed column (3mm) for the removal of MB onto PAC2 The data in Table shows that EBRT, Vb and Tb increased with increasing bed depth...

Ngày tải lên: 05/09/2013, 16:11

... Technological Reasons for the Selection of Fixed- Bed Reactors Traditional Approaches to the Design of Fixed- Bed Reactors 3.1 Approaches from the Point of View ... occurring in the catalyst bed 24 Traditional Approaches to the Design of Fixed- Bed Reactors References R.G Maiti, K.D.P Nigam, Gas-liquid distributors for trickle -bed reactors: A review Ind Eng ... catalyst pellets inside a reactor (column or tube) In such fixed -bed reactors, the conventional way to achieve the appropriate Technological Reasons for the Selection of Fixed- Bed Reactors mass transfer...

Ngày tải lên: 16/03/2014, 22:20

... Fundamental Properties of Reactors / 19 1.4.1 1.4.2 1.4.3 1.5 Heat Continuous Stirred-Tank Reactor / 19 Batch Reactor / 21 Tubular Plug Flow Reactor / 22 Transfer in Reactors / 24 1.6 Reactor ScaleUp / ... Use of RGIBBS Reactor / 192 Conclusion / 196 CONTROL OF BATCH REACTORS 4.1 Irreversible, Single Reactant / 199 4.1.1 Pure Batch Reactor / 199 4.1.2 Fed-Batch Reactor / 206 4.2 Batch Reactor with ... Cold-Shot Cooling / 275 5.7 Cooled Reactor System / 275 5.7.1 Design Procedure for Cooled Reactor System / 276 5.7.2 Results for Cooled Reactor System / 276 5.8 Tubular Reactor Simulation Using Aspen...

Ngày tải lên: 01/04/2014, 10:24

... in Reactors 351 Relationship Between Conversion, Selectivity, and Yield 353 Plug Flow Reactor 362 Heterogeneous Tubular Reactor 371 Design Equation for Systems of Variable Density 372 Design Equations ... Introduction to Reactor Design Fundamentals for Ideal Systems 260 Introduction 260 A General Approach 262 Ideal Isothermal Reactors 264 Numerical Methods for Reactor Systems Design 279 Reversible ... Batch Reactor 457 Plug Flow Reactor 472 Autothermal Reactors 477 Conversion in Ammonia Synthesis 478 Two-Dimensional Tubular (Plug Flow) Reactor 492 Pressure Drop (∆P) in Tubular (Plug Flow) Reactors...

Ngày tải lên: 01/04/2014, 10:25

... Concepts in Reactor Design and Ideal Reactor Models 245 Selectivity and Optimization Considerations in the Design of Isothermal Reactors 317 10 Temperature and Energy Effects in Chemical Reactors ... learned to use them in attacking reactor design problems I believe that the subject of computer-aided design should be deferred to graduate courses in reactor design and to more advanced texts ... foundation for the practice of reactor design The text is designed as a teaching instrument It can be used to introduce the novice to chemical kinetics and reactor design and to guide him until...

Ngày tải lên: 01/04/2014, 10:25

... Heat Balances in Reaction Systems 4.2.2 Design of Batch Stirred Tank Reactor 4.2.3 Design of Continuous Stirred Tank Reactors 4.2.4 Design of Tubular Reactors 4.2.5 Homogeneous and ... 5.3.8 Simulation Using the Reaction Model 5.3.9 Design of the First-stage Reactor 5.3.10 Design of the Second-stage Reactor Hydrotreating Reactor Design Alan G Bridge and E Morse Blue 5.4.1 Hydrotreating ... science for reactor design in future This book is comprised of two parts; reviews of science and engineering as bases· for chemical reactor design; and several examples of specific reactor design...

Ngày tải lên: 01/04/2014, 10:29

... Steps Types of Gas–Liquid Reactors Bubble Columns Stirred-Tank Reactors Packed -Bed Reactors Nomenclature Problems References Multiphase Reactors Slurry Reactors Fixed- Bed Reactors Nomenclature Problems ... Problems References Heat and Mass Transfer in Reactors Stirred-Tank Reactor Reactor Stability Packed -Bed Tubular Reactors Radial Heat Transfer in Packed Beds Alternate Models Nomenclature Problems ... Catalyst Decay Nomenclature Problems References Ideal Reactors Batch Reactor Design Continuous-Flow Reactors Plug-Flow Reactors Pressure Drop in Packed Beds Nomenclature Problems References Diffusion...

Ngày tải lên: 01/04/2014, 10:31

... Three-Phase Reactors 412 11.2.1 Trickle -Bed Reactors 412 11.2.2 Gas-Fed Slurry Reactors 413 11.3 Moving Solids Reactors 413 11.3.1 Bubbling Fluidization 416 11.3.2 Fast Fluidization 417 11.3.3 Spouted Beds ... used for solving the partial differential equations that govern real tubular reactors and packed beds This technique is adequate for most problems in reactor design xiii Copyright 2002 The McGraw-Hill ... chemical reactor design This chapter begins the study of chemical reactor design by combining material balances with kinetic expressions for elementary chemical reactions The resulting equations...

Ngày tải lên: 01/04/2014, 10:31

Ngày tải lên: 01/04/2014, 10:33

Ngày tải lên: 01/04/2014, 10:37

Ngày tải lên: 02/04/2014, 15:50

Ngày tải lên: 29/06/2014, 00:20

Ngày tải lên: 23/05/2015, 09:24

... There was slow growth of the sludge beds in each reactor However, the sludge bed presented an improvement in both reactors with only 57 days The evolution of sludge bed particles was illustrated in ... UASB reactor and anaerobic filter (AF) reactor, where the comparison of this study was mainly compared the start-up interval as well as the reactors COD removal efficiencies The hybrid UASB reactor ... media were estimated in each reactor to be one third of the active reactor volume with 31 cm of height [4] The gas-liquid solid GLS was placed at the top of each reactor to cope with phenomenon...

Ngày tải lên: 05/09/2013, 16:11

... 11 2.2.5 Phƣơng pháp sinh học 11 2.3 Tổng quan công nghệ MBBR (Moving Bed Biofilm Reactor) 11 2.3.1 Giới thiệu công nghệ MBBR 11 2.3.2 Giá thể động 13 ... – Chuồng QCVN: Quy chuẩn kỹ thuật quốc gia BTNMT: Bộ tài nguyên môi trường MBBR : Moving Bed Biofilm Reactor BOD5: Nhu cầu oxy hóa sinh học sau ngày BOD7: Nhu cầu oxy hóa sinh học sau ngày COD: ... đây, luận văn tiến hành “Nghiên cứu hiệu xử lý nước thải ao nuôi cá công nghệ MBBR – Moving Bed Biofilm Reactor So với trình bùn hoạt tính trình diễn bể MBBR có khả loại bỏ chất ô nhiễm cao chuỗi...

Ngày tải lên: 18/12/2013, 09:19

... Chuyên ngành : Công nghệ Môi trƣờng 1- TÊN ĐỀ TÀI: Nghiên cứu ứng dụng công nghệ MBBR (Moving Bed Biofilm Reactor) để xử lý nƣớc thải sản xuất bia 2- NHIỆM VỤ LUẬN VĂN:  Lập mô hình nghiên cứu, kế ... thải hữu gặp phải nhiều khó khăn Nên đề tài “ Nghiên cứu ứng dụng công nghệ MBBR (Moving Bed Biofilm Reactor) để xử lý nƣớc thải sản xuất bia” đƣa thêm lựa chọn cho việc nâng cấp hệ thống xử ... treatment system encountered many difficulties This research was studied on application of Moving Bed Biofilm Reactor for brewing wastewater treatment, given more options for upgrading existing wastewater...

Ngày tải lên: 26/02/2014, 13:08

... Chuyên ngành : Công nghệ Môi trƣờng 1- TÊN ĐỀ TÀI: Nghiên cứu ứng dụng công nghệ MBBR (Moving Bed Biofilm Reactor) để xử lý nƣớc thải sản xuất bia 2- NHIỆM VỤ LUẬN VĂN:  Lập mô hình nghiên cứu, kế ... thải hữu gặp phải nhiều khó khăn Nên đề tài “ Nghiên cứu ứng dụng công nghệ MBBR (Moving Bed Biofilm Reactor) để xử lý nƣớc thải sản xuất bia” đƣa thêm lựa chọn cho việc nâng cấp hệ thống xử ... treatment system encountered many difficulties This research was studied on application of Moving Bed Biofilm Reactor for brewing wastewater treatment, given more options for upgrading existing wastewater...

Ngày tải lên: 20/03/2014, 03:21

... reactions design calculations for plug flow reactors in realistic typical situations (e.g., thermal cracking), fixed bed reactors, fluidized be'd reactor design, and multiphase reactor design Several ... Acid, 708 14.3.b Two-phase Fixed Bed Catalytic Reactors with Cocurrent Downflow Trickle Bed Reactors and Packed Downflow Bubble Reactors 14.3.c Two-Phase Fixed Bed Catalytic Reactors with Cocurrent ... 653 13 Fluidized Bed Reactors 13.1 Introduction 13.2 Fluid Catalytic Cracking CONTENTS xv 13.3 Some Features of the Design of Fluidized Bed Reactors 13.4 Modeling of Fluidized Bed Reactors E.~umple...

Ngày tải lên: 01/04/2014, 10:25

Ngày tải lên: 01/04/2014, 10:30

... in the Preliminary Design of Fixed Bed Reactors 11.4 Modeling of Fixed Bed Reactors 503 PART TWO PSEUDOHOMOGENEOUS MODELS 11.5 The Basic One-Dimensional Model 11.5.1 Model Equations 505 505 493 ... Solution 14.3.2 Two-Phase Fixed Bed Catalytic Reactors with 801 Cocurrent Downflow “Trickle” Bed Reactors and Packed Downflow Bubble Reactors Example 14.3.2.A Trickle Bed Hydrocracking of 810 ... L ² d p / Ω²  L Wj amount of catalyst in bed j of a multibed Wo , W p , adiabatic reactor cost of reactor idle time, reactor charging time WQ , WR reactor discharging time and of reaction time...

Ngày tải lên: 01/04/2014, 10:31