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Alden welcomed National Hydropower Association Hydraulic Power Committee at Massachusetts Headquarters on October 7th

Alden welcomed National Hydropower Association Hydraulic Power Committee at Massachusetts Headquarters on October 7th

Alden was proud to welcome the NHA Hydraulic Power Committee (HPC) to its Holden, Massachusetts facility on October 7. The HPC enjoyed a brief history of Alden by President Stuart Cain, Ph.D. and a tour of the Alden campus guided by hydro experts, George Hecker, P.E., Celeste Fay, Greg Allen, P.E., Tim Hogan, and Stuart Cain. The Alden event was part of the HPC fall retreat in Holyoke, MA.  The event was open to all industry personnel, owners and operators of hydro projects...
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Solidia Newsletter Article, by Kimbal Hall

Solidia Newsletter Article, by Kimbal Hall

Solidia Newsletter Article By Kimbal Hall   Concrete manufacturing is a large and mature global industry, and is a major source of greenhouse gas emissions due to two factors: the calcining process of converting calcium carbonate to lime, and the large amounts of fossil fuels required to operate the cement kilns both release carbon dioxide, a greenhouse gas.   Solidia Technologies (Piscataway, NJ, www.solidiatech.com) has developed a technology to make pre-cast concrete products (...
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316(b) Rule Published in Federal Register on August 15, 2014

316(b) Rule Published in Federal Register on August 15, 2014

The purpose of this action is to reduce impingement and entrainment of fish and other aquatic organisms at cooling water intake structures used by certain existing power generation and manufacturing facilities for the withdrawal of cooling water from waters of the United States. This rule establishes requirements under section 316(b) of the Clean Water Act (CWA) for existing power generating facilities and existing manufacturing and industrial facilities that are designed to withdraw more than 2...
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Celeste N. Fay, Senior Project Engineer at Alden, receives the Women with HydroVision award for Environmental Protection and Mitigation

Celeste N. Fay, Senior Project Engineer at Alden, receives the Women with HydroVision award for Environmental Protection and Mitigation

Inaugural Class of Women with Hydro Vision Announced TULSA - The PennWell Hydro Group is pleased to announce the inaugural class of recipients of the Women with Hydro Vision award. This award program is designed to honor the most influential women in the hydropower industry. As the hydroelectric power industry is rather diverse, we divided the market into 10 separate categories. The 2014 winners of the Women with Hydro Vision awards are listed below by category: Communications; Public Relati...
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The Hydraulic Zone of Influence of an Operating Oil and Gas Platform Cooling Water Intake

The Hydraulic Zone of Influence of an Operating Oil and Gas Platform Cooling Water Intake

The Offshore Operators Committee (OOC) is a consortium of entitities owning offshore leases and/or engaged in offshore activity as drilling contractors, service companies, or suppliers.  Member companies are required by the National Pollutant Discharge Elimination System (NPDES) permit for the Western and Central Portions of the Gulf of Mexico to monitor entrainment of passive lifestages (i.e., eggs and some larvae) in cooling water intakes at certain offshore facilities.  At offshore ...
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Washington State’s Mercer Island Tunnel Ventilation Nozzle

Washington State’s Mercer Island Tunnel Ventilation Nozzle

Good ventilation is vital to modern transportation tunnel design, particularly for ensuring proper environmental health and safety.   How does a design firm ensure minimum energy requirements and adequate ventilation at the same time? Jacobs Engineering Group is currently under contract with the Washington State Department of Transportation (WSDOT) to provide design services for fire and life safety systems improvements within the Mount Baker and Mercer Island tunnels along I-90 in the Sea...
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Validation of 3D Flow Simulation of Containment Vessels with the Nuclear Regulatory Commission

Holden, MA - Jan 6, 2014 - The U.S. Nuclear Regulatory Commission (NRC) would like to improve its ability to predict the distribution and stratification of the hydrogen within containment buildings during severe accident scenarios in light water reactors, during which a significant amount of hydrogen may be released. The NRC is also interested in the effectiveness of accident management systems such as containment sprays, coolers, and passive auto-catalytic re-combiners (PARs...
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