Engineered Systems Magazine

Engineered Systems May 2012 Cover

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2012 May

Check out the May 2012 edition of Engineered Systems

Chiller Startup & Shutdown: Worth Doing Right

Commissioning, tracking performance data, and paying attention to detail during startup and shutdown can raise performance while lowering expenses.
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Pumping and Flow Controls in Geothermal Heat Pump Systems

What are the key technical challenges and design options for optimizing a geothermal heat pump design? Review the pros and cons involved with centralized or distributed pumping, with hybrid or decoupled systems, and with the controls that can guide them.
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Rooftop Unit Trend Analysis

Why did last month’s boiler system have the summertime blues?
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All The News That Didn’t Quite Fit

Contest, keynotes, and the USGBC daring to go where no LEED has gone before.
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Failed BAS: Unexpected and Unknown Results

Are you in a game of HVAC hide and seek that you don’t know you’re in?
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Let's Get Rid Of The One-Year Warranty Phase

Four building pros weigh in on the concept.
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Internet provider deploys filter screens to save motor and labor energy

With 10 LEED certified facilities and millions of additional square feet in the works, a well-known global Internet company committed to running green facilities was facing cooling and maintenance challenges at several of its data centers.
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Case in Pont

Sleeping easier: Vermont hotel’s pump retrofit gives peace to both patrons and facility manager

Kevin Amyot had serious qualms last spring when contractor Ed Friedrich first proposed a major pump-retrofit project at the Sunset Motor Inn, one of the properties Amyot manages for the H. A. Manosh Corporation in Morrisville, VT. Friedrich’s $13,000 estimate called for the replacement of 18 fixed-speed circulating pumps in the heating system at the Sunset with 10 circulators from the Grundfos Pumps Corporation.
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Case in Point

Fan terminals elevate raised-floor office project

Critchfield Mechanical, Inc. an HVAC engineering firm in Menlo Park, CA needed a cost-effective and energy-efficient perimeter zone ventilation solution.
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Case in Point

Controller helps fast food restaurant save energy, maintain control

When Ross Cailotto, the owner of R.E.C. Service Corp., heard about the KE2 Evaporator Efficiency controller (KE2 Evap), he knew he had found the solution. Before having the KE2 Evap, replacing an old Beacon system with mechanical controls meant moving product from the walk-in to temporary storage while the refrigeration system was off for 8 hrs or more.
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Engineered Systems Magazine

cover nov 2014

2014 November

Check out the November 2014 issue of Engineered Systems and the cover story: District Chilled Water Systems Design: A Tale Of Two Footprints.

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