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Heat Transfer

These ceramic mosaics can line complicated geometries

Kalocer high-alumina ceramic mosaics can line a variety of plant components quickly and easily. Kalocer mosaics come in a variety of sizes and shapes, including square and hexagonal with dimensions of between 10 x 10 mm to 25 mm length…

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Heat-exchanger ‘fusion’

Last month at the Brau Beviale 2011 Exhibition (November 9–11; Nuremberg, Germany), Alfa Laval AB (Lund, Sweden; www.alfalaval.com) launched a new plate heat exchanger, which combines the energy efficiency, accessibility and modularity of plate technology with the viscous and particulate-handling…

Transporting Energy Through Time

Modernizing the world’s power grids represents a key infrastructure goal for economic growth. Large-scale, energy-storage technologies offer the opportunity to optimize the efficiency of the next-generation power grid and extend its capabilities. Renewed attention on energy storage systems for the…

Thermal Fluid Systems: Design Considerations

Single-fluid heat-transfer systems that both heat and cool a process require special considerations for trouble-free operation Thermal fluid systems that both heat and cool are often utilized in batch processes. They are also often found in continuous processes where heating…

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Energy Benchmarking

In today’s climate of increased energy prices and tightening environmental emissions requirements, petrochemicals producers around the world are continuing to focus on optimizing energy consumption at their facilities. Over the past few years, while energy prices have been increasing, petroleum…

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Energy Optimization Using Pinch Analysis

Pinch analysis is a systematic method to maximize energy recovery from process streams entering and exiting process equipment. Using this method, the minimum thermodynamic requirements for hot and cold utilities can be calculated for a process. This is useful to…

A superheated-stream generator without pressure vessels

The HGA-S-CX1300 system is an innovative high-temperature steam-generation device that instantly produces high-quality superheated steam at 1 atm pressure. Maximum steam temperatures of 1,300°C are available, with steam flowrates from less than 1 kg/h to more than 10 kg/h. The…

Dow and Argonne National Laboratory collaborate on new battery materials

The Dow Chemical Company (Midland, Mich.; www.dow.com) and the U.S. Department of Energy's (DOE) Argonne National Laboratory (Argonne, Ill.; www.anl.gov) have signed a memorandum of understanding (MOU) for a multi-year research collaboration to jointly develop the next generation of materials…

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A new approach to maintaining tubular heat exchangers

At the 2nd Annual ChemInnovations Conference and Expo (Houston; September 13–15), Hemi-O Technologies LLC (Corpus Christi, Tex.; dixonengineering@gmail.com) introduced its patent-pending technology that enables external access to individual tubes in a heat exchanger while the exchanger is in service and…

Compact Reactors Boost Productivity

Velocys Inc. (Plain City, Ohio; www.velocys.com), a part of the Oxford Catalyst Group (Abingdon, U.K.; www.oxfordcatalysts.com), has been awarded the Kirkpatrick Award for Chemical Engineering Achievement from Chemical Engineering. The company’s winning technology features microchannel reactors for producing synthetic fuels.…