Process Optimization
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
HP Water Management: Why automate chemical feed and control systems?
Due to advances in microprocessor technology, the opportunities for process automation have increased dramatically while costs have decreased. Numerous strategies are available to autom..
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 ..
Petrochemical plant costs for the new millennium
Updated cost and capacity data facilitate more accurate economic evaluations of HPI enterprises
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
HP Water Management: Ammonia plant water management issues
For ammonia plants, a vital goal is extending time between turnarounds. Currently, runtimes range from one to four years. Yet, ammonia facilities have several waterside issues that can ..
Increase aromatics complex profitability
Flooding problems severely limited operations for toluene recovery column. A revamp with high-capacity tray and other modifications improved operations and increased throughput
Troubleshoot chimney trays effectively
Misapplication of chimney trays can hinder tower operations; six examples detail how to diagnose and debottleneck such trays
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