Process Automation & Control

Examining Combustion Control Options for Fired Heaters and Boilers

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, March 29, 2017 - 1:30pm-5:00pm
Energy efficiency, safety, and environmental impact are all important issues concerning any type of combustion operations. Variability in the...

Modular Software Product Line Approach for Automation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, March 29, 2017 - 1:30pm-5:00pm
This paper examines the advantages of utilizing a Software Product Line type of approach with modular code structures to process automation...

The Role of APC in Industry 4.0

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, March 29, 2017 - 10:15am-11:45am
The process industry is undergoing a significant transformation that will change the way plants are controlled, operated and maintained. This...

The Integration of Inherently Safer Design and Control

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 28, 2017 - 1:30pm-3:00pm
Abstract for 2017 AIChE Spring Meeting and 13th Global Congress on Process Safety March 26-30, 2017 San Antonio, TX Session Selection: Â Process...

Automation: Integrating Capital Projects with Turnarounds

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 28, 2017 - 8:00am-9:30am
The traditional view of turnarounds is that they are just maintenance events. In reality, these planned shutdown events are very strategic...

Recent Advances in MVC Technology

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 28, 2017 - 8:00am-9:30am
The Multi-Variable Controller (MVC) is ubiquitous in refining and petrochemicals industries. The MVC technology in recent years has changed a lot...

Integrated Process Synthesis

Public (classroom) Course
As a chemical engineer, before you can make proposed process alterations you must consider the potential investment return. Yet, typically this...

Statistical Quality Control Charts

eLearning (online) Course
Improve quality control of your processes and save time and money by avoiding unnecessary operational changes. This eLearning course will equip you...

Process Control: Using Simulation-Based Modules to Motivate Basic Concepts

Archived Webinar
Sep 9, 2015
This presentation provides an overview of benefits achieved by teaching dynamics and control during the junior year, enabling better integration of basic dynamic modeling, simulation and control concepts throughout the chemical engineering curriculum. Process dynamics and control courses are often...

European Efforts in Process Intensification

Archived Webinar
Aug 19, 2015
European Union (EU) efforts to develop Process Intensification (PI) for the chemical industry have been more focused and organized than US efforts. The Savannah River National Laboratory (SRNL) is currently applying Process Intensification and Smart Manufacturing (SM) to several initiatives within...

Model Predictive Control: An Overview and Selected Applications

Archived Webinar
Sep 30, 2009
Model Predictive Control (MPC) is the most commonly advanced control technique applied in the chemical process industries. In this Webinar, basic feedback control principles are reviewed using a simple surge tank example. Important challenges in petroleum refining and other large-scale chemical...

Video Tutorial: Feedforward Control, part 2

January 20, 2017
This video tutorial from the LearnChemE YouTube series features an example of a dynamic feedforward control. Specifically, this is a feedback-feedforward control scheme that is...

Video Tutorial: Intro to PID Controllers

December 29, 2016
One of the very latest screencasts from LearnChemE discusses the PID family of controllers, what they do, and how they work. The tutorial covers P-only, I-only, PI, D-only and PID...

June 2016 CEP Preview

June 14, 2016
This month a special SBE supplement looks at commercializing industrial biotechnology.

Video Tutorial: Intro to Cascade Control

July 14, 2016
Wondering when cascade control is best used? Learn about its advantages and understand when cascade control presents disadvantages. This video tutorial will also look at the block...

Video Tutorial: Cascade Control

August 9, 2016
Not sure when cascade control makes sense? Unclear about its drawbacks, or how it's properly implemented? Then check out this recent screencast from the Learn ChemE series from...

January 2016 CEP Preview

January 15, 2016
BUSINESS Navigating Oil Price Volatility After several years of stability, oil prices plummeted to record lows in mid-2014. This, along with increased natural gas production in...

Video Tutorial: Feedforward Control

August 23, 2016
Recently we featured the Learn ChemE screencast about cascade control . Today, we follow up with an introduction to feedfoward control. This tutorial explains how feedforward...

Massive Porter Ranch Gas Leak a Cautionary Tale

February 12, 2016
Months of chaos, fear, and the smell of rotten eggs came to an end at Porter Ranch in Los Angeles on Thursday, once crews digging a relief well finally pierced the deep,...

AIChE Journal Highlight: Tribute to Founders: Roger Sargent

September
2016
Journal Highlight
Widely recognized as the intellectual leader, father, and pioneer of process systems engineering, Roger Sargent has played a role in shaping the chemical engineering discipline. A tribute to Sargent in the September issue of the AIChE Journal...

February 2016 CEP Preview

February 18, 2016
SAFETY Predict Incidents with Process Safety Performance Indicators Become a seer of process safety incidents with carefully chosen process safety performance indicators (PSPIs)...

March 2016 CEP Preview

March 16, 2016
This month, CEP looks at big data analytics in a special section, as well as covering PID for process engineers and aerobic fermenter optimization.

Manage Risk and Improve Production Start-up of Capital Projects

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 13, 2016 - 1:00pm-1:30pm
In the final phases of a capital project, there are periods of high risk and several opportunities to shorten the time to full, on-spec production...

Advanced Control of Wild Loads to or from Multiple Units

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 4:00pm-4:30pm
Advanced Control of Wild Loads to or from Multiple Units Darwin Logerot , ProSys, Inc., Houston, TX In many situations in refineries and chemical...

Control Strategies and Parameters to Improve Reactor Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 3:30pm-4:00pm
There is an incredible difference in process dynamics, control strategies and tuning rules based on the type of reactor. Considerable disagreement...

Cracking Furnace Line Flushing Pre-Commissioning

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 4:00pm-4:15pm
The abundance of low cost shale gas has led to numerous projects in North America to expand existing or construct new ethylene production units. Most...

Pyrolysis Gas Sampling

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 9:00am-9:15am
PYROLOYSIS GAS SAMPLING Steve Smith David Tamez Duane King Owner – President Analyzer Engineer Analyzer Engineer Smith Analytical, LLC Saudi Aramco...

Advanced Aromatics Recovery Technology with AED-BTX Process

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 8:30am-9:00am
For over forty years, the petrochemical industry has used Liquid-Liquid Extraction (LLE) for the Aromatics Recovery. Even though Extractive...

Non-Conventional Methods of Obtaining Combustible Liquid Fuels

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 27, 2015 - 4:45pm-5:15pm
Introduction Limited world reserves of liquid fuel as well as the general trend to reduce atmospheric contamination pose many challenges for...

Kraft Lignin Depolymerization Under Hydrothermal Conditions

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 27, 2015 - 4:00pm-4:15pm
Kraft lignin depolymerization was conducted in water and mixture of water and alcohols with different ratios. The highest lignin conversion yields...

Petrochemical Technology Trends: Looking Beyond the Short Term Fix

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 27, 2015 - 3:00pm-3:30pm
The petrochemical industry is both driven by fundamental raw material and product supply-demand factors, and enabled by technologies that open the...

Steam Load Shedding System Design Using Dynamic Simulation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 27, 2015 - 2:00pm-2:30pm
In a refinery, steam utility is one of the most important utilities, which can be used at different temperature ranges. Proper handling of the...

Integrated LNG and NGL Production

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 27, 2015 - 2:00pm-2:30pm
Cryogenic NGL extraction plants from natural gas offer an attractive opportunity for LNG production as a side stream. Cold gas is tapped from the...

Refrigeration Compressor Recycle Quench Control

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 27, 2015 - 11:00am-11:30am
Many olefins plant refrigeration compressors use a spray quench of liquid refrigerant to cool the hot recycle gas stream. Typically, the recycle flow...

NOx, NOx, Who's There - Steam Cracker or Smr? a Tutorial and Wrap-up

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 27, 2015 - 9:30am-10:00am
Now that the remaining pieces of the puzzle have fallen into place, it is instructive to revisit NOx abatement measures for steam cracking and steam-...

Use Modeling to Evaluate Processing Solutions for Heavy Oils

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 2, 2014 - 4:00pm-4:30pm
The world’s energy industry has followed the availability of easily attainable and economically feasible supplies for the oil segment that has moved...

Lambda Tuning Methodology for Level and Other Integrating Processes

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 31, 2014 - 1:30pm-2:00pm
Tuning PID controllers for integrating processes, such as levels, can be frustrating and counterintuitive. For example, reducing the controller...

Process Control in Ethylene Plants: A Historical Perspective

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Thursday, May 2, 2013 - 8:00am-8:30am
Process control has been the cornerstone of automation technology in ethylene plants for the past several decades. Stiff global competition combined...

LNG Technology Development at Air Products

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, May 1, 2013 - 12:00pm-12:30pm
This presentation will trace the beginning of MCR (mixed components refrigerant) and use of Coil Wound Heat Exchanger, from helium recovery to the...

Nonlinear APC Solution for Polypropylene Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, May 1, 2013 - 8:30am-9:00am
Abstract A Nonlinear Model Predictive Control Solution has been implemented on the two Polypropylene Lines at Saudi Polyolefins Company (TASNEE)...

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