Production of propylene

Topics: Chemical engineering, Natural gas, Propane Pages: 85 (11418 words) Published: March 7, 2015
Faculty of
Chemical
Engineering
(FChE)
SKKK 4153 PLANT DESIGN
2014/2015-SEM 1

FINAL REPORT
PROPYLENE PRODUCTION PLANT

LECTURER
ASSOC. PROF. IR. DR. SHARIFAH RAFIDAH WAN ALWI

DESIGN TEAM
EQUINOX
NO.
1.
2.
3.
4.
5.

TEAM MEMBERS
EMAD MOHAMMED NOMAN AL-DHUBHANI
MUHAMMAD FAIRIS BIN HADIPORNAMA
KELVIN RAWING SEBASTIAN
NUR FADZLYANA BINTI HAMDAN
MIMI KHAIRIAH BINTI AWANG

MATRIC NO
AA103001
A11KK0022
A11KK0065
A11KK0035
A11KK0169

1

TABLE OF CONTENTS

Page
TABLE OF CONTENTS

2

CHAPTER 1 INTRODUCTION
1.1

Background of Propylene

5

1.2

Uses of Propylene

6

1.3

Propylene Manufacturing

8

1.4

Market Survey

9

1.4.1 Introduction

9

1.4.2 Production of Propylene

9

1.4.3 Propylene Consumption

11

1.4.4 Outlook for Production of Propylene in Malaysia

12

1.4.5 Market Prices of Polypropylene

13

Raw Materials

14

1.5.1 Source of Raw Materials

14

1.5.2 Raw Material Specifications

14

1.5

1.6

Project Charter for Propylene Production

15

CHAPTER 2 PROCESS SYNTHESIS STEP
2.1

Step 1-Eliminate Differences in Molecular Type

16

2.2

Step 2- Distribute the Chemicals

25

2.2.1

25

Basic Material Balances

2.3

Step 3- Eliminate Differences in Compositions

27

2.4

Step 4 –Eliminate Differences in Temperature, Pressure and Phase

29

2.5

Step 5- Task Integration

31

2.6

Overall Process Description

34

CHAPTER 3 MATERIAL, ENERGY BALANCES AND PROCESS SIMULATION
3.1

Material Balance

35

3.1.1 Overall Mass Balances

35

2

3.1.2 Mass Balances for Separation Unit 1

35

3.1.3

37

Mass Balance for Mixer

3.1.4 Mass Balance for Reactor

38

3.1.5 Mass Balance for Separation Unit 2

39

3.1.6 Mass Balance For Separation Unit 3

40

3.1.7 Mass Balance For Separation Unit 4

41

3.2

Energy Balances

42

3.3

Simulation Result from ASPEN HYSYS

62

3.3.1

Material Balance

62

3.3.2

Energy Balances

62

3.4

Percentage Differences between Manual Calculation and HYSYS

63

3.4.1

Mass Balances

63

3.4.2

Energy Balances

63

CHAPTER 4: HEAT INTEGRATION
4.1

Process Energy Integration

64

4.2

Algorithm Table

65

4.3

Heat Exchanger Network

66

4.4

Process Flow Diagram Heat Exchanger Network

67

CHAPTER 5: PROCESS OPTIMIZATION

68

CHAPTER 6: EQUIPMENT SIZING AND COSTING
6.1

Introduction

70

6.2

Reactor

70

6.3

6.4

6.2.1

Sizing of reactor

70

6.2.2

Costing of reactor

71

Pump

71

6.3.1

Sizing of pump

71

6.3.2

Costing of pump

71

Distillation columns (S1)

72

6.4.1

Sizing and costing of the main vessel

72

6.4.2

Sizing and costing of the reflux drum

73

6.4.3

Sizing and costing of the condenser

73
3

6.4.4
6.5

6.6

Sizing and costing of the re-boiler

74

Compressor

75

6.5.1

Sizing of compressor

75
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