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Home » Topics » Engineered Systems NEWS » HVAC Retrofits

HVAC Retrofits
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Case In Point
CASE IN POINT

Ice bank storage melts away L.A. resort's utility costs

October 13, 2016

As a luxury resort, comfort is a top priority for Pacific Palms Resort. However, the resort, situated on the outskirts of Los Angeles, was in need of an energy-efficient and sustainable HVAC solution.


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Case In Point
Case in Point

Historic church sings praises of new condensing boilers

September 13, 2016

With failing boilers and an inefficient heating system, historic Zion Episcopal Church in Oconomowoc, WI, needed guidance and help.


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Back 2 Basics image

Campus Retrofit: Administration Building HVAC Replacement Construction Management Project

Howard McKew, P.E., C.P.E.
September 9, 2016

This month’s B2B will focus an existing campus administration building renovation.


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Tomorrow's Environment

Reusing An Existing Central Air System

There are benefits to keeping the old, but check off these important boxes.
Howard McKew, P.E., C.P.E.
September 8, 2016

How often has an AHU or system been reused as part of a building renovation project and/or to expand the area served by the associated unit to provide additional air conditioning or heating?


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Ruhl-LeadGraphic

VRF In The Great Northwest

Not exactly business as usual: a retrofit of a retrofit involving custom air handling boxes and the limitations of a historical building. The project team assessed the possible routes and mapped a course guided by VRF capabilities and precision work onsite.
Rachel Ruhl
September 2, 2016

Packaged Multizoneasaurus thrived primarily between 1960 and 1980 A.D.


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Back 2 Basics image

Critical HVAC Data Center Cooling Tower Replacement Design-Bid-Build Project

Howard McKew, P.E., C.P.E.
August 8, 2016

This month’s B2B will focus on a hospital’s offsite data center as described in the 2015 ASHRAE Handbook — HVAC Applicationschapter 19.


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es0816-Ghaffari-LeadGraphic-900.jpg

Even Cooler: Rebates Boost Thermal Storage Retrofit

Two towers of office space were overdue for an efficiency overhaul. A creative and responsive project team cleared some placement and design hurdles for its new central plant, all while remaining qualified for nearly $1 million in utility rebates.
Tony Ghaffari
August 5, 2016

Back in 1983 — over three decades ago — a built-up DX cooling system was a good alternative to a chilled water-based system for the Molina Center (Long Beach, CA).


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Replacing A Steam Boiler

Replacing A Steam Boiler

So many areas where a little forethought and awareness can avoid larger problems — sizing, velocity, piping and connections, double trapping, condensate return, proper pressure, blowdown tanks, and more. Read on for some good habits and why they’re worth having.
Ray Wohlfarth
Ray Wohlfarth
June 2, 2016

When designing or replacing a low pressure steam boiler, throw out everything you know about hydronic boilers. A steam system is closer in operation to an air conditioning unit than it is to a hydronic boiler. If you design a steam system using hydronic design methods, it will not operate properly. 


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BuildingAutomation

Systems Integration

Avoid a lot of trouble by lining up certain data and some specific teamwork in advance.
Paul Ehrlich P.E.
April 1, 2016

We have reached the point where any new (or replacement) BAS is expected to support one or more open protocols. 


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Tomorrow's Environment

Integrity: Not To Be Taken Lightly

Build a better industry with honest, faithful engineers.
Howard McKew, P.E., C.P.E.
April 1, 2016

What better time to talk about integrity than in a presidential election year. Certainly the perception of integrity within the building industry is much, much more low-key than the integrity of politicians, but it is the political environment that sets the bar for bad behavior. 


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