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UMN Distribution Piping Assessment Utilizing Advanced Guided Wave Technology

Summary The University of Minnesota (UMN) wanted to assess their underground distribution system to evaluate corrosion degradation. The underground system is composed of a buried “pipe within a pipe” system similar to Ric-Will or Perma-Pipe type construction. Since the system is direct buried,...


Library Entry
Cornell Drone Infared Flyover for Leak Detection

Summary Drone enabled thermal inspections are improving the process for evaluating and managing campus wide steam distribution system. This presentation will highlight the effectiveness of drone enabled inspections and how the technology has reduced the cost of the process, making annual...


Frank Perry's profile image

Library Entry
Distribution Vaults Rehabilitation

Summary Distribution vault is an essential element of any district energy system while its importance often remains underappreciated. In many developments vault specification is basic and does not account for negative impact of elevated temperature, high humidity, chemical substances...


Slava Prash's profile image

Library Entry
Emergency Condensate Line Replacement: Unique Solutions Under Difficult Conditions

Summary Presentation will review and discuss an emergency condensate line replacement project at the Westlawn Building on the University of Iowa's Medical Campus. Presentation will describe existing direct-buried condensate line service, route, damage, site conditions and constraints, and the...


Brent Amelon's profile image

Library Entry
100% Steam Close Loop Design

Summary We will point out some benefit of using steam for building heat and domestic hot water application in a design way that it doesn't require any vents to the roof, resulting in a 100% close steam system. By doing so, not only we cut the steam flash lost or steam traps failure lost through...


Patrick Lach's profile image

Blog Entry
Grundfos introduces in-line model

World Pumps Summary Grundfos has introduced its TPE3 in-line pump for heating and cooling applications in commercial buildings. The newest addition to Grundfos’ portfolio of intelligent pumping solutions, the TPE3 features a permanent magnet motor, high level hydraulic efficiency, a series...

Library Entry
Delta T vs. Delta T

Summary What are the challenges that occur during the Due- diligence stage at the secondary side? What are the challenges that occur during the Due- diligence stage at the secondary side? 1. Shell n core arrangement. 2. Difference between the original and the present design. 3. Coordination...


Gary Hicks's profile image

Blog Entry
District Heating Pipeline Network Market will witness 5% CAGR throughout from 2017 to 2024

Press Release, The Business Journals World District Heating Pipeline Network Market is poised to bypass USD 600 billion by 2024, as reported in the latest study by Global Market Insights, Inc. Rising space heating systems demand along with growing concerns relating to GHG emissions will...

Blog Entry
An analysis of European hot water technology installation costs

This article was featured in the Q3 2018 edition of District Energy Magazine. Dartmouth College looks at EN253 thin-wall piping costs – and opportunities to reduce them – in the U.S. market. Dartmouth College is the smallest of the Ivy League colleges, located in Hanover, N.H. The...

Blog Entry
Empower awards $47.6mln contract for pipe extension in Dubai

Thomson Reuters Zawya Empower supplies Dubai Arena with 3,600 tonnes of cooling Empower/Handout via Thomson Reuters Zawya Summary Emirates Central Cooling Systems Corporation, Empower, has announced awarding contracts worth AED175 million for the extension of its district...