The world's largest refinery - Reliance Refining in India is building the world's largest coke gasification plant. The plant will gasify 9 million MT/year of petroleum coke
Look at two main types
Explain mechanisms
Explain prevention of cracking
Three main types
1 Carbon cracking
2 Boudouard carbon formation
3 CO reduction
Calculation of an Ammonia Plant Energy Consumption: Gerard B. Hawkins
Calculation of an Ammonia Plant Energy Consumption:
Case Study: #06023300
Plant Note Book Series: PNBS-0602
CONTENTS
0 SCOPE
1 CALCULATION OF NATURAL GAS PROCESS FEED CONSUMPTION
2 CALCULATION OF NATURAL GAS PROCESS FUEL CONSUMPTION
3 CALCULATION OF NATURAL GAS CONSUMPTION FOR PILOT BURNERS OF FLARES
4 CALCULATION OF DEMIN. WATER FROM DEMIN. UNIT
5 CALCULATION OF DEMIN. WATER TO PACKAGE BOILERS
6 CALCULATION OF MP STEAM EXPORT
7 CALCULATION OF LP STEAM IMPORT
8 DETERMINATION OF ELECTRIC POWER CONSUMPTION
9 DETERMINATION OF THE TOTAL ENERGY CONSUMPTION OF THE AMMONIA PLANT ISBL
10 ADJUSTMENT OF ELECTRIC POWER CONSUMPTION FOR TEST RUN CONDITIONS
11 CALCULATION OF AMMONIA SHARE IN MP STEAM CONSUMPTION IN UTILITIES
12 CALCULATION OF AMMONIA SHARE IN ELECTRIC POWER CONSUMPTION IN UTILITIES
13 DETERMINATION OF THE TOTAL ENERGY CONSUMPTION OF THE AMMONIA PLANT OSBL
14 DETERMINATION OF THE TOTAL ENERGY CONSUMPTION OF THE AMMONIA PLANT
Hydrogen Plant Flowsheet - Effects of Low Steam RatioGerard B. Hawkins
Effect of Low Steam Ratio on the Steam Reformer
Effect of Low Steam Ratio on H T Shift & PSA
Effect of Low Steam Ratio on Gross Efficiency
Effect of Low Steam Ratio on Net Efficiency
Alternative schemes for improving heat recovery
VULCAN Series VSG-Z101 Primary Reforming
Initial Catalyst Reduction
Activating (reducing) the catalyst involves changing the nickel oxide to nickel, represented by:
NiO + H2 <==========> Ni + H2O
Natural gas is typically used as the hydrogen source. When it is, the catalyst reduction and putting the reformer on-line are accompanied in the same step.
Look at two main types
Explain mechanisms
Explain prevention of cracking
Three main types
1 Carbon cracking
2 Boudouard carbon formation
3 CO reduction
Calculation of an Ammonia Plant Energy Consumption: Gerard B. Hawkins
Calculation of an Ammonia Plant Energy Consumption:
Case Study: #06023300
Plant Note Book Series: PNBS-0602
CONTENTS
0 SCOPE
1 CALCULATION OF NATURAL GAS PROCESS FEED CONSUMPTION
2 CALCULATION OF NATURAL GAS PROCESS FUEL CONSUMPTION
3 CALCULATION OF NATURAL GAS CONSUMPTION FOR PILOT BURNERS OF FLARES
4 CALCULATION OF DEMIN. WATER FROM DEMIN. UNIT
5 CALCULATION OF DEMIN. WATER TO PACKAGE BOILERS
6 CALCULATION OF MP STEAM EXPORT
7 CALCULATION OF LP STEAM IMPORT
8 DETERMINATION OF ELECTRIC POWER CONSUMPTION
9 DETERMINATION OF THE TOTAL ENERGY CONSUMPTION OF THE AMMONIA PLANT ISBL
10 ADJUSTMENT OF ELECTRIC POWER CONSUMPTION FOR TEST RUN CONDITIONS
11 CALCULATION OF AMMONIA SHARE IN MP STEAM CONSUMPTION IN UTILITIES
12 CALCULATION OF AMMONIA SHARE IN ELECTRIC POWER CONSUMPTION IN UTILITIES
13 DETERMINATION OF THE TOTAL ENERGY CONSUMPTION OF THE AMMONIA PLANT OSBL
14 DETERMINATION OF THE TOTAL ENERGY CONSUMPTION OF THE AMMONIA PLANT
Hydrogen Plant Flowsheet - Effects of Low Steam RatioGerard B. Hawkins
Effect of Low Steam Ratio on the Steam Reformer
Effect of Low Steam Ratio on H T Shift & PSA
Effect of Low Steam Ratio on Gross Efficiency
Effect of Low Steam Ratio on Net Efficiency
Alternative schemes for improving heat recovery
VULCAN Series VSG-Z101 Primary Reforming
Initial Catalyst Reduction
Activating (reducing) the catalyst involves changing the nickel oxide to nickel, represented by:
NiO + H2 <==========> Ni + H2O
Natural gas is typically used as the hydrogen source. When it is, the catalyst reduction and putting the reformer on-line are accompanied in the same step.
Getting the Most Out of Your Refinery Hydrogen PlantGerard B. Hawkins
Getting the Most Out of Your Refinery Hydrogen Plant
Contents
Summary
1 Introduction
2 "On-purpose" Hydrogen Production
3 Operational Aspects
4 Uprating Options on the Steam Reformer
4.1 Steam Reforming Catalysts and Tube Metallurgy
4.2 Oxygen-blown Secondary Reformer
4.3 Pre-reforming
4.4 Post-reforming
5 Downstream Units
6 Summary of Uprating Options
7 Conclusions
Introduction and Theoretical Aspects
Catalyst Reduction and Start-up
Normal Operation and Troubleshooting
Shutdown and Catalyst Discharge
Nickel Carbonyl Hazard
Modern Methanation Catalyst Requirements
Theory of Carbon Formation in Steam Reforming
Contents
1 Introduction
2 Underpinning Theory
2.1 Conceptualization
2.2 Reforming Reactions
2.3 Carbon Formation Chemistry
2.3.1 Natural Gas
2.3.2 Carbon Formation for Naphtha Feeds
2.3.3 Carbon Gasification
2.4 Heat Transfer
3 Causes
3.1 Effects of Carbon Formation
3.2 Types of Carbon
4 What are the Effects of Carbon Formation?
4.1 Why does Carbon Formation Get Worse?
4.1.1 So what is the Next Step?
4.2 Consequences of Carbon Formation
4.3 Why does Carbon Form where it does?
4.3.1 Effect on Process Gas Temperature
4.4 Why does Carbon Formation Propagate Down the Tube?
4.4.1 Effect on Radiation on the Fluegas Side
4.5 Why does Carbon Formation propagate Up the Tube?
5 How do we Prevent Carbon Formation
5.1 The Role of Potash
5.2 Inclusion of Pre-reformer
5.3 Primary Reformer Catalyst Parameters
5.3.1 Activity
5.3.2 Heat Transfer
5.3.3 Increased Steam to Carbon Ratio
6 Steam Out
6.1 Why does increasing the Steam to Carbon Ratio Not Work?
6.2 Why does reducing the Feed Rate not help?
6.3 Fundamental Principles of Steam Outs
TABLES
1 Heat Transfer Coefficients in a Typical Reformer
2 Typical Catalyst Loading Options
FIGURES
1 Hot Bands
2 Conceptual Pellet
3 Naphtha Carbon Formation
4 Heat Transfer within an Reformer
5 Types of Carbon Formation
6 Effect of Carbon on Nickel Crystallites
7 Absorption of Heat
8 Comparison of "Base Case" v Carbon Forming Tube
9 Carbon Formation Vicious Circle
10 Temperature Profiles
11 Carbon Pinch Point
12 Carbon Formation
13 Effect on Process Gas Temperature
14 How does Carbon Propagate into an Unaffected Zone?
15 Movement of the Carbon Forming Region
16 Effect of Hot Bands on Radiative Heat Transfer
17 Effect of Potash on Carbon Formation
18 Application of a Pre-reformer
19 Effect of Activity on Carbon Formation
Steam Reforming - The Basics of reforming, shapes and carbon:
Steam Reforming Catalysis :
Chemical reactions
Catalyst shape design
Catalyst chemistry
Carbon formation and removal
Pre-reforming
Flow-schemes
Feed-stocks
Catalyst handling, loading & start-up
Benefits of a pre-reformer
Case studies
Effects upon primary reformer
Data analysis
Reactor temperature profiles
Catalyst management
Summary
A full package presentation about Hydrogen Production Unit including an overview about steam reformers, combustion reaction, moods of heat transfer, draft systems, reactors, chemicals used in HPU, and types of compressors. Moreover, it describes the process description, process variables, and opens the way for some possible improvements which can be implemented to develop the unit performance.
1. Introduction reasons for purification, types of poisons, and typical systems
2. Hydrogenation
3. Dechlorination
4. Sulfur Removal
5. Purification system start-up and shut-down
Introduction High temperature shift Catalysts
Low temperature shift catalysts
Catalyst storage, handling, charging and discharging
Health and safety precautions
Reduction and start-up of high temperature shift catalysts
Operation of high temperature shift catalysts
Reduction and start-up of low temperature shift catalysts
Operation of low temperature shift catalysts
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Getting the Most Out of Your Refinery Hydrogen PlantGerard B. Hawkins
Getting the Most Out of Your Refinery Hydrogen Plant
Contents
Summary
1 Introduction
2 "On-purpose" Hydrogen Production
3 Operational Aspects
4 Uprating Options on the Steam Reformer
4.1 Steam Reforming Catalysts and Tube Metallurgy
4.2 Oxygen-blown Secondary Reformer
4.3 Pre-reforming
4.4 Post-reforming
5 Downstream Units
6 Summary of Uprating Options
7 Conclusions
Introduction and Theoretical Aspects
Catalyst Reduction and Start-up
Normal Operation and Troubleshooting
Shutdown and Catalyst Discharge
Nickel Carbonyl Hazard
Modern Methanation Catalyst Requirements
Theory of Carbon Formation in Steam Reforming
Contents
1 Introduction
2 Underpinning Theory
2.1 Conceptualization
2.2 Reforming Reactions
2.3 Carbon Formation Chemistry
2.3.1 Natural Gas
2.3.2 Carbon Formation for Naphtha Feeds
2.3.3 Carbon Gasification
2.4 Heat Transfer
3 Causes
3.1 Effects of Carbon Formation
3.2 Types of Carbon
4 What are the Effects of Carbon Formation?
4.1 Why does Carbon Formation Get Worse?
4.1.1 So what is the Next Step?
4.2 Consequences of Carbon Formation
4.3 Why does Carbon Form where it does?
4.3.1 Effect on Process Gas Temperature
4.4 Why does Carbon Formation Propagate Down the Tube?
4.4.1 Effect on Radiation on the Fluegas Side
4.5 Why does Carbon Formation propagate Up the Tube?
5 How do we Prevent Carbon Formation
5.1 The Role of Potash
5.2 Inclusion of Pre-reformer
5.3 Primary Reformer Catalyst Parameters
5.3.1 Activity
5.3.2 Heat Transfer
5.3.3 Increased Steam to Carbon Ratio
6 Steam Out
6.1 Why does increasing the Steam to Carbon Ratio Not Work?
6.2 Why does reducing the Feed Rate not help?
6.3 Fundamental Principles of Steam Outs
TABLES
1 Heat Transfer Coefficients in a Typical Reformer
2 Typical Catalyst Loading Options
FIGURES
1 Hot Bands
2 Conceptual Pellet
3 Naphtha Carbon Formation
4 Heat Transfer within an Reformer
5 Types of Carbon Formation
6 Effect of Carbon on Nickel Crystallites
7 Absorption of Heat
8 Comparison of "Base Case" v Carbon Forming Tube
9 Carbon Formation Vicious Circle
10 Temperature Profiles
11 Carbon Pinch Point
12 Carbon Formation
13 Effect on Process Gas Temperature
14 How does Carbon Propagate into an Unaffected Zone?
15 Movement of the Carbon Forming Region
16 Effect of Hot Bands on Radiative Heat Transfer
17 Effect of Potash on Carbon Formation
18 Application of a Pre-reformer
19 Effect of Activity on Carbon Formation
Steam Reforming - The Basics of reforming, shapes and carbon:
Steam Reforming Catalysis :
Chemical reactions
Catalyst shape design
Catalyst chemistry
Carbon formation and removal
Pre-reforming
Flow-schemes
Feed-stocks
Catalyst handling, loading & start-up
Benefits of a pre-reformer
Case studies
Effects upon primary reformer
Data analysis
Reactor temperature profiles
Catalyst management
Summary
A full package presentation about Hydrogen Production Unit including an overview about steam reformers, combustion reaction, moods of heat transfer, draft systems, reactors, chemicals used in HPU, and types of compressors. Moreover, it describes the process description, process variables, and opens the way for some possible improvements which can be implemented to develop the unit performance.
1. Introduction reasons for purification, types of poisons, and typical systems
2. Hydrogenation
3. Dechlorination
4. Sulfur Removal
5. Purification system start-up and shut-down
Introduction High temperature shift Catalysts
Low temperature shift catalysts
Catalyst storage, handling, charging and discharging
Health and safety precautions
Reduction and start-up of high temperature shift catalysts
Operation of high temperature shift catalysts
Reduction and start-up of low temperature shift catalysts
Operation of low temperature shift catalysts
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Reliance Refining Building Worlds Larges Coke Gasification Project
1. Update on Jamnagar Gasification Project
by
Thomas Mathew
President – Reliance Technology Group, Reliance Industries Ltd
11th – 12th Feb, 2016 Delhi, India
Gasification India: 2016
2. 2
Index
• Reliance- An Overview
• Milestones in the Growth Journey
• Growth is Life/ Growth Strategies
• Why Gasification?
• Gasification Spin-off
• Gasification- Refinery Integration
• Gasification Project Configuration
• Execution & Operational Challenges
• Project Scope & Status
• Future Vistas
• Photo Gallery
3. 3
Only one of its kind in India!
Reliance – An Overview
India’s largest private sector enterprise
India’s largest exporter
Ranked 158th in revenue in Fortune Global 500
World’s Largest Green-field Refinery & Petrochemical Complex
# 2 in polyesters
# 5 in PTA
# 6 in PP
# 7 in PX,
# 8 in MEG
4. 4
Financial Performance; FY15 $bn
Revenue/turnover 62.2
Exports 36.6
Earnings, EBDIT 7.4
Cash profit 5.8
Net profit 3.8
Net worth 34.9
Reliance – An Overview
Sets a new Benchmark every year!
5. 5
1958: Reliance Commercial Corporation – Trading House
1966: Naroda Textile Units – Vimal Fabric
1977: Reliance goes Public – Reliance IPO
1982-88: Patalganga Complex – POY/ PSF/ PTA/ LAB/ PX
1991-92: Hazira Phase I – MEG/ PVC/ VCM/
1997-97: Hazira Phase II- PTA 1,2/ PFY/ PSF/ PET/ PP/ Naphtha Cracker
1999-00: Jamnagar DTA Refinery + Petrochemicals (J1)
2000-01: Reliance Info-comm
2005-06: Reliance Retail
2008-09: Jamnagar SEZ Refinery + Petrochemicals (J2)
2008-09: KG-D6 Offshore Gas Production/ Cross-Country Gas distribution pipe
2016-17: Gasification Project (J3), CBM-Gas Project
2016-17: Reliance Digital Services- Jio 4G
Milestones in Growth Journey
“Make in India” and Digital India!
What is good for India is also good for Reliance
6. 6
Growth is Life
Fundamental belief is …… ‘Growth is Life’
Growth through Vision
Growth by Design
Every Result is foreseen
Stop Growing .. You Perish .. You Vanish
No Status-quo .. Either You GO UP .. or .. GO DOWN
To sustain Growth is to Sustain Life
7. 7
Growth Strategies
Organic Growth
Identify Opportunities for Backward Integration
Identify Opportunities for New Business in Indian Economy
Global Vision
Product and Technology Selection
Fast-Track Project Execution
Asset Sweating
Debottlenecking/ Expansion
Integration, Intensification
Automation: APC/ RTO
Up-gradation of Technologies/ Equipment
Fuel Switching/ Energy conservation
Growth continues through-out the Project Life!
8. 8
Growth Strategies
Inorganic Growth
By Acquisition:
IPCL: Baroda, Dahej, Nagothane (2002-2007)
NOCIL Petrochemical (2004)
Polyester Sites: AFL, CIPL, IPL, RSL (2005 in IPCL)
Kuantan PTA Plant, Hualon (Recron) Malaysia (2012)
Mostly the strategy is “Make in India”!
9. 9
Why Gasification?
J1- DTA Refinery with Delayed Coker
Hydrogen through Gasification ruled out
Domestic market for Petocke developed
J2- SEZ Refinery with delayed Coker
Improved Gasification Technologies
Increased Domestic Petcoke Production
Increased delta between Natural Gas Prices and Petcoke
Gasification Project now considered
J3-Gasification Project launched
Sustainable cost advantage with gasification
10. 10
Gasification Spin-Off
Refinery Off-Gas Cracker and d/s Units
Integration with Refinery & Petrochemical, world’s largest PX
Boost (Refinery + Pet-chem) margins through Gasification Project!
1. Cracker Technip 1.4 mmt/yr
2. MEG Dow 730 kt/yr
3. LDPE Lyondell 400 kt/yr
4. LLDPE Univation 550 kt/yr
1. PX CBI 2.2 mmt/yr
2. Benzene CBI 560 kt/yr
14. 14
Syngas
mmscmd,NG
eq
% Consumption
Cogen fuel 12.0 52 Power & steam
H2 5.4 23 Refinery clean fuels
SNG 4.1 18 Existing process heaters
Heater fuel 1.7 7 New process heaters
Total 23.2 100
Syngas Distribution
100% captive consumption of syngas
15. 15
Partners for Success
Gasification : Processing Blocks
Processing Name Purpose Licensor
Gasification E- Gas Gasification of petcoke/coal CB&I
ASU Air Separation Unit Supply O2 for gasification Linde
Shift Water gas shift Convert CO to H2 Fluor
AGR Acid Gas Removal Removal of H2S + CO2 from syngas Linde
PSA Press Swing
Adsorption
Recovery of H2 from shifted syngas Linde
SNG Substitute Natural Gas Methanation of syngas JM Davy
LTGC Low Temp Gas Cooling Cool syngas to ambient Fluor
SRU Sulphur Recovery Unit Recover sulphur @99.9% WorleyParsons
SFU Sulphur Forming Unit Formed S product as granules Enersul
SWS Sour Water Stripper Remove H2S + CO2 + NH3 Fluor
16. 16
Execution Challenges
No compromise on safety!
Construction Safety
Safety Commitment & Implementation
Construction QMS
Quality Performance Index
In-Process Quality Control
Process Safety Hazards: Handling of Toxic & Flammable Chemicals
Conservative designs – compliance to international standards (AIGA/
EIGA)
Design-in Safety – Controls, Alarms, and Safety Interlocks
Consequence Analysis Studies for various scenarios, Emergency
Response Plan
17. 17
Successful Gasifier operation depends on:
Consistent quality of feed-stock (Petcoke + Coal)
Proper blend of fluxant
o Study on effect of fluxant to feed ratio on ash viscosity with temperature – Optimized
fluxant to feed ratio
Slurry properties like PSD, stability, strength, and viscosity (Flowability / Pumpability)
o Study on slurry preparation using optimized fluxant to feed ratio – Optimized slurry
stability, strength, and viscosity
Life of slurry mixer (burner)
Slag flow characteristics & Refractory Life
Identify scale-up issues if any
o Study using optimized slurry for understanding the reaction kinetics using equipment in
entrained flow environment
o Validating scaled up Gasifier design using kinetics and CFD modeling
Operational Challenges
Flawless and smooth Start-up!
18. 18
Extensive Dynamic simulation study of:
• Gasification module to validate control philosophy provided by Licensor
• Network analysis for Syngas, Steam and Oxygen headers covering all the
units of Gasification complex
• Integration of Gasification complex with rest of the existing refinery complex
• Extensive use of OTS for operational training
Operational Preparedness
Facilitating Flawless and smooth Start-up!
19. 19
Project – Scope & Status
Mega project: 2016-17 = years of startup
Project Scope
Engineering:
PFD, # 115
P & ID, # 1,690
Equipment:
Equipment, # 2,920
Piping isometrics, # 200,000
Materials:
Concrete, million cum 1.1
Structural steel, kt 210
Piping, million in m 14.1
Electrical cable, km 3,900
Instru. cable, km 6,500
Status, % complete DTA SEZ
Gasifier 4 6
Engineering 99 99
Procurement 99 85
Construction 70 47
World’s largest construction site
Construction workers > 100,000
Cranes > 1700
20. 20
Future Vistas
● Value add gasification waste products
● Recover NH3 from sour water from gasification + refinery
● Recover metals from gasification slag: Vanadium/ Nickel / Titanium
● Utilize CO2 for enhanced oil recovery (EOR)
● Syngas to Chemicals
Gasification can be a spring board for future value addition
Ammonia/ Urea
Methanol/ DME/ MTO
Acetic Acid/ Acetyl Complex
Oxo-Alcohols
Syngas to MEG
Syngas to Syn-Crude/ FT
23. 23 World’s largest ASU
ASU
Air Compressor house
Cold Box
LOX Tank
Air Cooler
LIN Tank
TSA Vessel
(mol sieve)
24. 24
Slag
dewatering
tank
Rod Mill Building
Super structure
Carbon recovery package
Compressor
House
Slurry heater
and Pump
Lamela Package
PIB
Gasification : Model
World’s largest Gasifier Reactor
25. 25
AGR : Model
Propylene
Refrigeration
Section
SRU tail gas wash column
Hot Regenerator(2*60%)
CO2/ Tail gas vent stack
(140 m)
Unshifted Methanol wash
column
Shifted Methanol Wash
Column(2 nos)
Tail gas column
CO2 product column