HPAC Engineering
  • Contracting Business Magazine
  • Contractor Magazine
  • Fire Protection Engineering
  • Comfortech Show
  • HVAC Talk
Home > Piping / Pumping > More in Piping / Pumping

More in Piping / Pumping

  • Jan. 16, 2008
    article

    Triple Whammy

    My firm worked in conjunction with an architect on an engineering design for an area library. The project had a well with a large pressurized tank that provided water. Although we specified an American Society of Mechanical Engineers-coded tank, the plumbing contractor submitted cut sheets that featured a non-coded tank for approval. I rejected it, calling for a coded tank....More
  • Jan. 1, 2008
    article

    Triple Whammy

    My firm worked in conjunction with an architect on an engineering design for an area library. The project had a well with a large pressurized tank that...More
  • Nov. 1, 2007
    article

    Pressure-Independent Valves Simplify Air Base's Transition to Variable Flow

    At Eglin Air Force Base in Northwest Florida, a chilled-water plant known as Building 42 was laid out in a primary/secondary configuration, with the intent...More
  • Oct. 1, 2007
    article

    The Path to Plumbing Efficiency

    To some engineers, the Leadership in Energy and Environmental Design (LEED) Green Building Rating System seems complicated. However, LEED certification...More
  • Aug. 1, 2007
    article

    The Truth About Tankless

    In two previous Engineering Green Buildings columns (January and April 2007), I examined myths about water-efficient toilets and sensor-activated faucets....More
  • Jul. 1, 2007
    article

    Horizontal Split-Case Centrifugal Pumps

    The horizontal split-case centrifugal (HSC) pump is more than 100 years old, yet still is the workhorse of the HVAC pump industry. If a lot of water has...More
  • Jul. 1, 2007
    article

    An Easy Fix

    I received a call from a client who had been working with a contractor for several months to resolve a recurring problem with a recently installed air-handling...More
  • Jul. 1, 2007
    article

    Conserving Energy With a Pump System

    At what point in a large building's life do facility managers decide to replace key mechanical systems? That depends on many factors, including the age...More
  • Jul. 1, 2007
    article

    End Users Given Voice in Pump Design

    Ask 10 pump users what features they most would like to see in a split-case pump, and you likely will get 10 different answers. Ask more than 300 pump...More
  • May 1, 2007
    article

    Grooved Piping and Green Construction

    In addition to promoting sustainability, incorporating grooved piping systems into a building's design can help earn Leadership in Energy and Environmental...More
  • Apr. 1, 2007
    article

    Maintainability of Piping Systems

    Many structures require some degree of piping-system maintenance. For example, strainers are changed monthly, weekly, or, in some systems, daily. Turbulence...More
  • Apr. 1, 2007
    article

    Water, Water Everywhere

    My company was commissioning a hospital expansion in South Carolina. The hospital was being expanded from five to 12 stories, and elevator towers were...More
  • Apr. 1, 2007
    article

    More Myths and Realities

    In January's Engineering Green Buildings column (Water-Conservation Myths, Realities), I took on a couple of myths about water-efficient toilets and attempted...More
  • Jan. 1, 2007
    article

    Water-Conservation Myths, Realities

    Over the last 15 years I have heard a number of rumors, claims, and proclamations by people associated with plumbing or water conservation in one way or another. Some have been true, while others have not. And some have been current, while others have been “old hat.” Let’s take a minute and set the record straight on a couple of popular myths....More
  • May 1, 2005
    article

    Piping-Products Maker, Distributor, Contractor Form Service Triangle

    Securing and successfully managing HVAC projects in today's competitive construction market takes more than a good bottom number and a promise of responsive...More
  • May 1, 2005
    article

    Quick Fix

    Last summer was my first as a project engineer for a mechanical contractor. I learned quite a bit, including how to handle a broken water main on a Friday...More
  • Mar. 1, 2005
    article

    Rightsizing Pumping Systems

    I will never forget the words of Les, a veteran contractor who took me under his wing early in my career. One day, as we were driving to a job site and...More
  • Jan. 1, 2005
    article

    Meters Aid Allocation of Energy Costs, Pinpointing of Maintenance Problems

    Recipients of federal research grants once were reimbursed for utility costs based on estimates, such as of the square footage of buildings. Recently,...More
  • Aug. 1, 2004
    article

    Installing Flush Valves Properly

    Proper flush valve installation calls for good, current information about how and where the unit will be used and how installing a flush valve differs from a tank installation....More
  • Apr. 1, 2003
    article

    Lean, Clean Restroom Machines

    From high-tech toilets to low-tech waterless urinals, restrooms hold exciting and promising possibilities in the quest to make buildings more efficient, economical, and environmentally friendly....More
Featured Authors
For the Mechanical Systems Engineer: Clean Technology is All About the Data
by Michael Weil
Published on May. 1, 2013
in Mike Weil
Integrated Project Delivery: A Return to Teamwork
by Dan Bulley
Published on Dec. 7, 2012
in Engineering Green Buildings
O&M the Key to Keeping Green Buildings Optimized
by James Workman
Published on Aug. 1, 2012
in Managing Facilities
Rules for Challenging LEED Certifications Changed
by Timothy Hughes, Esq.
Published on Nov. 1, 2010
in Liability & Litigation
Upcoming Webinar

Register for the Installing and Integrating Gas Detection Into a Commercial Building: Challenges and Opportunities webinar

Commentaries and Blogs
Dreaming of a Pashmina-Free World
by Ron Rajecki
Posted 4 weeks ago
in Ron's Ramblings
Would You Want Your Child To Be an HVAC Engineer?
by Ron Rajecki
Posted 9 weeks ago
in Ron's Ramblings
Are Energy-Efficient Buildings the Superheroes That Will Save Humanity?
by Ron Rajecki
Posted 12 weeks ago
in Ron's Ramblings
Connect With Us
HPAC.com
Mechanical Systems Sites
Copyright © 2013 Penton Media, Inc