Hydroprocessing for Clean Energy :Design, Operation, and Optimization

Publication subTitle :Design, Operation, and Optimization

Author: Frank (Xin X.) Zhu  

Publisher: John Wiley & Sons Inc‎

Publication year: 2016

E-ISBN: 9781119328247

P-ISBN(Paperback): 9781118921357

P-ISBN(Hardback):  9781118921357

Subject: TE624.5 refined processing

Keyword: Clean energy ultra-low sulphur diesel hydroprocessing hydrocracking hydrotreating reaction mechanism process improvements process integration pinch technology energy efficiency operation troubleshooting 

Language: ENG

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Description

Provides a holistic approach that looks at changing process conditions, possible process design changes, and process technology upgrades

  • Includes process integration techniques for improving process designs and for applying optimization techniques for improving operations focusing on hydroprocessing units.
  • Discusses in details all important aspects of hydroprocessing – including catalytic materials, reaction mechanism, as well as process design, operation and control, troubleshooting and optimization 
  • Methods and tools are introduced that have a successful application track record at UOP and many industrial plants in recent years
  • Includes relevant calculations/software/technologies hosted online for purchasers of the book

Chapter

2.4 Refining Processes

2.5 Products and Properties

2.6 Biofuel

Chapter 3 Diesel Hydrotreating Process

3.1 Why Diesel Hydrotreating?

3.2 Basic Process Flowsheeting

3.3 Feeds

3.4 Products

3.5 Reaction Mechanisms

3.6 Hydrotreating Catalysts

3.7 Key Process Conditions

3.8 Different Types of Process Designs

References

Chapter 4 Description of Hydrocracking Process

4.1 Why Hydrocracking

4.2 Basic Processing Blocks

4.3 Feeds

4.4 Products

4.5 Reaction Mechanism and Catalysts

4.6 Catalysts

4.7 Key Process Conditions

4.8 Typical Process Designs

References

Part 2 Hydroprocessing Design

Chapter 5 Process Design Considerations

5.1 Introduction

5.2 Reactor Design

5.3 Recycle Gas Purity

5.4 Wash Water

5.5 Separator Design

5.6 Makeup Gas Compression

References

Chapter 6 Distillate Hydrotreating Unit Design

6.1 Introduction

6.2 Number of Separators

6.3 Stripper Design

6.4 Debutanizer Design

6.5 Integrated Design

References

Chapter 7 Hydrocracking Unit Design

7.1 Introduction

7.2 Single-stage Hydrocracking Reactor Section

7.3 Two-stage Hydrocracking Reactor Section

7.4 Use of a Hot Separator in Hydrocracking Unit Design

7.5 Use of Flash Drums

7.6 Hydrocracking Unit Fractionation Section Design

7.7 Fractionator First Flow Scheme

7.8 Debutanizer First Flow Scheme

7.9 Stripper First Fractionation Flow Scheme

7.10 Dual Zone Stripper Fractionation Flow Scheme

7.11 Dual Zone Stripper-Dual Fractionator Flow Scheme

7.12 Hot Separator Operating Temperature

7.13 Hydrogen Recovery

7.14 LPG Recovery

7.15 HPNA Rejection

7.16 Hydrocracking Unit Integrated Design

References

Part 3 Energy and Process Integration

Chapter 8 Heat Integration for Better Energy Efficiency

8.1 Introduction

8.2 Energy Targeting

8.3 Grassroots Heat Exchanger Network (Hen) Design

8.4 Network Pinch for Energy Retrofit

Nomenclature

References

Chapter 9 Process Integration for Low-Cost Design

9.1 Introduction

9.2 Definition of Process Integration

9.3 Grand Composite Curves (GCC)

9.4 Appropriate Placement Principle for Process Changes

9.5 Dividing Wall Distillation Column

9.6 Systematic Approach for Process Integration

9.7 Applications of the Process Integration Methodology

9.8 Summary of Potential Energy Efficiency Improvements

References

Chapter 10 Distillation Column Operating Window

10.1 Introduction

10.2 What is Distillation?

10.3 Why Distillation is the Most Widely Used?

10.4 Distillation Efficiency

10.5 Definition of Feasible Operating Window

10.6 Understanding Operating Window

10.7 Typical Capacity Limits

10.8 Effects of Design Parameters

10.9 Design Checklist

10.10 Example Calculations for Developing Operating Window

10.11 Concluding Remarks

Nomenclature

References

Part 4 Process Equipment Assessment

Chapter 11 Fired Heater Assessment

11.1 Introduction

11.2 Fired Heater Design for High Reliability

11.3 Fired Heater Operation for High Reliability

11.4 Efficient Fired Heater Operation

11.5 Fired Heater Revamp

Nomenclature

References

Chapter 12 Pump Assessment

12.1 Introduction

12.2 Understanding Pump Head

12.3 Define Pump Head-Bernoulli Equation

12.4 Calculate Pump Head

12.5 Total Head Calculation Examples

12.6 Pump System Characteristics-System Curve

12.7 Pump Characteristics-Pump Curve

12.8 Best Efficiency Point (BEP)

12.9 Pump Curves for Different Pump Arrangement

12.10 NPSH

12.11 Spillback

12.12 Reliability Operating Envelope (ROE)

12.13 Pump Control

12.14 Pump Selection and Sizing

Nomenclature

References

Chapter 13 Compressor Assessment

13.1 Introduction

13.2 Types of Compressors

13.3 Impeller Configurations

13.4 Type of Blades

13.5 How a Compressor Works

13.6 Fundamentals of Centrifugal Compressors

13.7 Performance Curves

13.8 Partial Load Control

13.9 Inlet Throttle Valve

13.10 Process Context for a Centrifugal Compressor

13.11 Compressor Selection

Nomenclature

References

Chapter 14 Heat Exchanger Assessment

14.1 Introduction

14.2 Basic Concepts and Calculations

14.3 Understand Performance Criterion-U Values

14.4 Understand Fouling

14.5 Understand Pressure Drop

14.6 Effects of Velocity on Heat Transfer, Pressure Drop, and Fouling

14.7 Heat Exchanger Rating Assessment

14.8 Improving Heat Exchanger Performance

Nomenclature

References

Chapter 15 Distillation Column Assessment

15.1 Introduction

15.2 Define a Base Case

15.3 Calculations for Missing and Incomplete Data

15.4 Building Process Simulation

15.5 Heat and Material Balance Assessment

15.6 Tower Efficiency Assessment

15.7 Operating Profile Assessment

15.8 Tower Rating Assessment

15.9 Guidelines

Nomenclature

References

Part 5 Process System Evaluation

Chapter 16 Energy Benchmarking

16.1 Introduction

16.2 Definition of Energy Intensity for a Process

16.3 The Concept of Fuel Equivalent for Steam and Power (FE)

16.4 Data Extraction

16.5 Convert All Energy Usage to Fuel Equivalent

16.6 Energy Balance

16.7 Fuel Equivalent for Steam and Power

16.8 Energy Performance Index (EPI) Method for Energy Benchmarking

16.9 Concluding Remarks

16.10 Nomenclature

References

Chapter 17 Key Indicators and Targets

17.1 Introduction

17.2 Key Indicators Represent Operation Opportunities

17.3 Define Key Indicators

17.4 Set Up Targets for Key Indicators

17.5 Economic Evaluation for Key Indicators

17.6 Application 1: Implementing Key Indicators into an "Energy Dashboard"

17.7 Application 2: Implementing Key Indicators to Controllers

17.8 It is Worth the Effort

Nomenclature

References

Chapter 18 Distillation System Optimization

18.1 Introduction

18.2 Tower Optimization Basics

18.3 Energy Optimization for Distillation System

18.4 Overall Process Optimization

18.5 Concluding Remarks

References

Part 6 Operational Guidelines and Troubleshooting

Chapter 19 Common Operating Issues

19.1 Introduction

19.2 Catalyst Activation Problems

19.3 Feedstock Variations and Contaminants

19.4 Operation Upsets

19.5 Treating/Cracking Catalyst Deactivation Imbalance

19.6 Flow Maldistribution

19.7 Temperature Excursion

19.8 Reactor Pressure Drop

19.9 Corrosion

19.10 HPNA

19.11 Conclusion

Chapter 20 Troubleshooting Case Analysis

20.1 Introduction

20.2 Case Study I-Product Selectivity Changes

20.3 Case Study II-Feedstock Changes

20.4 Case Study III-Catalyst Deactivation Balance

20.5 Case Study IV-Catalyst Migration

20.6 Conclusion

Index

EULA

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