Engineering & Design
Developments in the ammonia process
To meet rising demand, producers seek methods to conserve energy and increase plant efficiencies
Developments in the ammonia process Fig 1
Fig. 1. Typical ammonia process flow sheet for a gas-reforming unit. ..
Determine the optimum crude intake level - a case history
When using LP models, users must be fully aware of what data is important and discard the rest
Improve tray operations
How failure occurs from blowing and what can be done to prevent it
Predict contaminant concentrations in deaerator-vent emissions
Here is a tool to estimate maximum concentrations of contaminants in hydrogen-plant condensate
Crude distillation unit online optimization
A stochastic model provides optimal results to the advanced control system
How to efficiently plan a grassroots refinery
To select the best processing configuration and investment decision, this refiner used LP modeling, plant cost estimation and IRR analysis to find the optimum solution
How to efficiently plan a grassroots refinery Table 2
Table 2. Possible refinery configurations Configurations Process units 1 2 3 4 5 6 7 8 9 10 ..
Minimize NOx emissions cost-effectively
Use this tutorial to evaluate available control technologies and install exactly what you need for current and future NOx reductions
Increase VCM output
Using multivariate statistical techniques, this VCM operator raised productivity by more than 10% without revamping cracking furnaces
- Lummus and Sumitomo Chemical announce commercial availability of PMMA chemical recycling technology 2/4
- ExxonMobil ceases production at Fife ethylene plant 2/4
- Vietnam's Binh Son refinery signs energy MoUs with U.S. partners 2/4
- European oil refinery maintenance to rise in March 2/4
- Poland's Gdansk refinery plans cyclical maintenance from month-end 2/4
- China's Nanshan Group plans 100,000-bpd refinery in Indonesia 2/4
