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Blog Entry
Hydronic systems vs. Steam systems

Patrick Lach, Maxi-Therm When deciding on the distribution source for heating buildings in a campus or healthcare setting, many engineers will design a primary /secondary loop the buildings and mechanical rooms. The question is what to use as a primary heating source–hot water hydronic or steam...

Patrick Lach's profile image

Library Entry
Closed Loop Steam Systems Are More Efficient Than Most People Think

Summary Vertical flooded and condensing HX is a key to a closed steam loop system. This technology removes all typical and wasteful steam infrastructure: - pressure reducing stations - steam control valves - safety relief valves - flash tanks - condansate pumping stations - vacuum...

6_Lach.pdf


Library Entry
Hydraulic Modeling Driving the Business Case of the Boston-Cambridge system CHP

Summary Veolia’s continued effort to expand cogenerated steam within the Boston and Cambridge steam systems has resulted in a very competitive, yet very complicated combined-city network. Hydraulic modeling played a key role in connecting a strategically located cogeneration resource and...

3C.1_Lund-Hansen, Hagerty.pdf


Library Entry
An Emerging Steam Power Production Technology for District Energy Systems: Overview and Case Study

Speakers Joshua Tolbert, Practical Steam #AnnualConference #ConferenceProceeding #2014 #PracticalSteam #Operations #EnergyEfficiency #Seattle #Washington

3B.1_Tolbert.pdf


Library Entry
Central Plant Retro-commissioning at Boston Logan International Airport

Summary Sebesta has worked with Massport for the past three years planning, designing, and implementing a retro-commissioning project at Massport’s central plant, reducing energy consumption and GHG emissions by 30%. This Case Study will provide an overview of the Retro-commissioning process...

3C.2_Bjorklund.pdf


Library Entry
Con Edison System Hardening Post Sandy

Speakers Christina Ho & Evan Yager, Con Edison #MasterPlanningandSystemDesign #AnnualConference #2014 #ConferenceProceeding #ConsolidatedEdisonofNewYork #Resiliency #NewYorkCity #Steam #StormManagement ​​​​​​​​​​​​​​​

4C.2_Ho_ Yager.pdf


Library Entry
Longer lasting manual actuators in steam and water distribution valves

Summary Manual valve actuators on steam and water distribution system valves have a short life due to the corrosive environment. Currently their materials do not match the materials used in the valves. This presentation would review new technology available in corrosion protection and sealing...

2B.3_Hightower.pdf


Library Entry
Innovative Drying Solution for Flooded Steam Pipes

Summary Water that floods, infiltrates and remains trapped in the annular space and insulation of underground energy distribution systems, if left unaddressed, can compromise the piping to a point where it can fail. We have developed and field-proven a portable, effective and economical system...

3A.3_Digertt.pdf


Library Entry
Metering of Steam, Hot Water, and Chilled Water

Summary This workshop overviews the type of products available for metering steam and water systems. Speakers Richard Gruskos, Kessler-Ellis Products Co #2015 #CampusEnergyConference #Workshop #ThermalDistribution #Kessler-EllisCo #MeteringandControls #Steam #HotWater

Gruskos-IDEA 2015 Utility Flow Metering for Steam and Chilled Water.pdf


Library Entry
Designing Desuperheater Options for University of Iowa Low Pressure Steam System

Summary The University of Iowa has experienced issues associated with excessively high temperatures in their low pressure steam system. The University engaged Stanley Consultants to study desuperheater options at the UI power plant and to produce design documents to execute the chosen approach....

3A.1_Niedergeses, Anderson.pdf