Hydrogen sulfide wet sulfuric acid preparation method with low emission
A process method, hydrogen sulfide technology, applied in chemical instruments and methods, sulfur compounds, chemical industry, etc., can solve the problems of unattainable concentration, and achieve the effect of improving the equilibrium conversion rate and the total conversion rate of SO2
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example
[0021] Example 1
[0022] Taking the hydrogen sulfide acid gas removed from a certain coke oven gas as an example, the process method of the present invention is illustrated.
[0023] Hydrogen sulfide acid gas conditions:
[0024] Flow rate 3482Nm 3 / h
[0025] Pressure 0.03 MPa
[0026] Temperature 40 °C
[0027] Gas composition (volume%)
[0028] H 2 S 13.92
[0029] CO 2 82.25
[0030] NH 3 0.11
[0031] HCN 0.19
[0032] H 2 O 3.45
[0033] CH 4 772PPM
[0034] N 2 balance
[0035] Combine the hydrogen sulfide acid gas and excess hot air in an incinerator to generate a process gas composition:
[0036] Gas composition (volume%)
[0037] SO 2 3.41
[0038] SO 3 0.18
[0039] O 2 10.0
[0040] CO 2 21.3
[0041] H 2 O 6.61
[0042] N 2 58.49
[0043] The process gas is catalyzed and oxidized by two stages of catalyst bed...
Example Embodiment
[0044] Example 2
[0045] Take the hydrogen sulfide acid gas eluted by a certain low temperature methanol as an example to illustrate the process method of the present invention.
[0046] Hydrogen sulfide acid gas conditions:
[0047] Flow 200Nm 3 / h
[0048] Pressure 0.03 MPa
[0049] Temperature 40 °C
[0050] Gas composition (volume%)
[0051] H 2 S 30.0
[0052] CO 2 62.84
[0053] C 3 H 8 1.0
[0054] C 4 H 10 1.85
[0055] CH 3 OH 0.15
[0056] N 2 0.75
[0057] Combine the hydrogen sulfide acid gas and excess hot air in an incinerator to generate a process gas composition:
[0058] Gas composition (volume%)
[0059] SO 2 3.07
[0060] SO 3 0.16
[0061] O 2 12.07
[0062] CO 2 7.91
[0063] H 2 O 6.06
[0064] N 2 70.73
[0065] The process gas is catalyzed and oxidized by two stages of catalyst beds. After the f...
Example Embodiment
[0066] Example 3
[0067] Taking the hydrogen sulfide acid gas removed by a refinery as an example, the process method of the present invention is illustrated.
[0068] Hydrogen sulfide acid gas conditions:
[0069] Flow 2000Nm 3 / h
[0070] Pressure 0.06 MPa
[0071] Temperature 61 °C
[0072] Gas composition (volume%)
[0073] H 2 S 73.1
[0074] CO 2 21.7
[0075] C 3 H 8 0.4
[0076] NH 3 1.07
[0077] H 2 O 3.37
[0078] Combine the hydrogen sulfide acid gas and excess hot air in an incinerator to generate a process gas composition:
[0079] Gas composition (volume%)
[0080] SO 2 4.35
[0081] SO 3 0.23
[0082] O 2 12.75
[0083] CO 2 1.44
[0084] H 2 O 6.65
[0085] N 2 74.59
[0086] The process gas is catalyzed and oxidized by the three-stage catalyst bed. After the first stage bed and the second stage bed of the converter, ...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap