Ethylene production process

Gas analysis in the petrochemical production process, which has high requirement to the measurement accuracy, explosion safety, quick response and long-term reliability of the complete on-line analysis system, and the interference of background gas on the measurement gas should also be considered.

 

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On-line gas analysis system diagram

Ethylene production process

Analyzer configuration of Ethylene producing equipment

Item

Analyzer type

Detection point

Analyzer configuration QTY

1

Industrial chromatograph

C1-C9, H2, N2, CO, CO2, SO2, H2S

27 ~ 33

2

Industrial mass spectrometer

H2, CH4, C2H4, C2H6, C3H6, C3H8

2

3

Zirconia analyzer

O2

11

4

Fuel gas calorimeter

calorific value

2 ~ 5

5

Dissolved Oxygen Analyzer

Dissolved oxygen

11

6

Industrial PH meter

PH

19

7

Industrial conductivity meter

conductivity

16

8

Micro water content analyzer

H2O

8

9

Infrared analyzer

CO, CO2, SO2

2

10

Total organic carbon analyzer

TOC

2

11

Flammable gas detector

H2, CH4

180

12

Toxic gas detector

CO, H2S, Acrylonitrile

12

13

Analyzer house

 

8

14

System integration

 

12