Energy Efficiency

Convection Battery - Elimination of Dendrite Failure

Conference Presentation
AIChE Annual Meeting
November 3, 2013
The convection battery pumps liquid electrolyte between the electrode and counter-electrode. It is different from flow batteries in that the same...

Transient Studies of a Sodium-Sulfur Cell

Conference Presentation
AIChE Annual Meeting
November 3, 2013
In the modern grid era , multiple fossil-fueled power generation facilities and renewable energy sources are expected to interact actively. Power...

The Renaissance of the North American Energy Sector

Conference Presentation
Southwest Process Technology Conference
October 4, 2013
Until just a few years ago, the widespread view was the U.S. was a mature oil and gas province with production in general decline. However, with the...

Engineering Pellets of Biomass Blends

Conference Presentation
AIChE Annual Meeting
October 30, 2012
Transportation and handling of lignocellulosic biomass are often challenging and expensive due to low bulk density, in the range of 60-80 kg/m 3 for...

Optimal Charge Rates for a Lithium Ion Cell

Conference Presentation
AIChE Annual Meeting
October 19, 2011
Optimal Charge Rates for a Lithium Ion Cell Saeed Khaleghi Rahimian, Sean Rayman, Ralph E. White Department of Chemical Engineering, University of...

An Osmotic Membrane Dehumidifier

Conference Presentation
AIChE Annual Meeting
October 17, 2011
OSMOTIC MEMBRANE DEHUMIDIFIER It has long been known that relying on a vapor compression system to cool air down to the dew point in order to...

Deepwater Drilling Regulations In the Gulf of Mexico

Conference Presentation
AIChE Annual Meeting
October 16, 2011
Deepwater Regulations in the Gulf of Mexico The Deepwater Horizon incident (DWH) of April 2010 led to many changes in deepwater operations in the...

Plasma Assisted Combustion for Environmental Applications

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
In the early part of the presentation, a detailed application of a plasma assisted combustor operated in a diesel exhaust line for regenerating DPF (...

Energy and Resource Efficiency Plenary

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
Amory Lovins leads a discussion of the 10xE concepts for reducing energy use by a factor of 10. Following is the announcement of the award recipients...

Mercury Control with Regenerative Activated Coke Technology

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
Many issues face coal fired utilities with respect to environmental demands, some based on regulations and others based on local pressures. These...

History of the Development of LNG Technology

Conference Presentation
AIChE Annual Meeting
November 18, 2008
LNG started with the peak-shaving LNG plants in the USA. This is followed by the international interest of transporting LNG across the ocean for...

Easy Ways to Improve Energy Efficiency

December
2012
Alan P. Rossiter, Veerasamy Venkatesan
Managing the energy consumption of a process does not need to be complicated. This article presents some examples of less-complicated strategies.

Improve Energy Efficiency via Heat Integration

December
2010
Heat Transfer
Alan P. Rossiter
Process heat integration using pinch analysis is a respected tool for achieving energy efficiency. This article explains what pinch analysis is and how to use it in process design and operation to attain real-world energy efficiency gains.

Succeed at Process Integration

January
2004
Career Catalyst
Alan P. Rossiter
In the application of pinch analysis for energy efficiency improvement and process optimization, technical excellence is necessary and human interactions are important for project success.

Make Your Plant More Energy-Efficient

December
2005
Heat Transfer
Alan P. Rossiter
Improve energy management by optimizing current equipment and operations, implementing economic investments, and engaging in sustaining activities.

Algal Biofuels: The Process

March
2011
SBE Special Section
Al Darzins, Eric P. Knoshaug
The production of algal biofuels involves algae cultivation, biomass harvesting and dewatering, lipid extraction, and conversion to fuel.

Fuel Cells, the Hydrogen Economy and You

November
2007
On The Horizon
Herbert W. Cooper
Chemical engineers will play an important role in the development and deployment of fuel cells. This primer summarizes some of the key technical and economic issues that must be overcome.

Addressing Energy Supply Vulnerabilities

April
2006
Critical Issues
Herbert W. Cooper
Can a mega-worldwide energy interruption occur? The perfect storm may be brewing with such events as natural disasters, acts of terrorism and international disputes. This article explains how your company can prepare to effectively handle an energy...

Reduce Your Compressed Air Costs

October
2011
Fluids and Solids Handling
Ron Marshall, Bill Scales
Annual operating expenses for compressed air systems can exceed the equipment’s purchase price. Follow these seven steps to implement efficiency measures that yield cost reductions.

How Might Biofuels Impact the Chemical Industry?

March
2008
Special Section
William F. Banholzer, Mark E. Jones, Keith J. Watson
Considering the range of possibilities and constraints, a major transformation of the chemical industry's current capital structure is unlikely for at least a few decades.

Renewable Power: Not Yet Ready for Prime Time

April
2009
Special Section
David E. Gushee, Bernard S. Lee
Before renewable sources such as wind and solar can contribute significantly to the overall energy mix, massive electricity storage is needed to turn the raw power into dispatchable power.

Reduce Your Plant’s Water Footprint

April
2011
Critical Issues
David L. Nystuen
Water footprint reduction and water pollution prevention are integral to any environmental sustainability initiative. Use this rigorous, systematic process to conduct a baseline water assessment that integrates water pollution prevention and water...

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