HIPOWER Stand-by Generators

ABOUT HIPOWER SYSTEMS HIPOWER SYSTEMS (a division of Himoinsa, S.L.; a member of the YANMAR Co. Ltd group of companies) is the principal supplier of power distribution and prime, stand alone power-generation equipment and packages to the U.S. and Canadian markets, serving the Residential, Commercial and Industrial sectors including the Agriculture, Telecommunications, Health Care and…

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New England Air Museum Building Design Complications

From Johnson Air-Rotation HVAC Systems “DESIGN AND BUILDING COMPLICATIONS The New England Air Museum had not been air conditioned until it underwent a massive re-model which replaced the current heating system and added air conditioning to the buildings. Originally, the heating and air conditioning was designed for ground mounted units with duct work, since the…

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Efficient Building Controls

Building controls systems are one way to save money and energy on your building. If your system is not set up correctly you could lose energy and money. There are many reasons you system may not function optimally and we will discuss a few of them here. Staff It is important to make sure that…

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CEFIA Releases RFP for Cogeneration (CHP) Pilot Program

CEFIA is charged with administering a three-year $6 million dollar pilot program. The total funding remaining in the program for all selected projects under this competitive solicitation is $5 million dollars. This program will offer support for projects that are below five megawatts. However, funding will not exceed the equivalent of $450 per kilowatt of…

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Variable Frequnecy Drives (VFD)

Variable frequency drives are a system for controlling the revolutions per minute in an electric motor. It is a type of adjustable speed drive that can be added to any in industrial, OEM, and HVAC motor driven system. They can be used in conjunction with control pumps, fans, Condenser fans, air handler motors, HVAC fans, and cooling…

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Spring Maintenance

On average there are 4 maintenances per year. Spring and Fall are the most involved and require the most time.  Spring maintenances typically occur between April1 – July 1. The exact times vary based on the weather and equipment. This year spring maintenances began early because we have had such warm weather. The spring maintenance…

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Indoor Swimming Pool Indoor Air Quality

When building an indoor swimming pool, air quality and humidity are often a second thought. But they make a big impact on electric bills and long-term structural health of a building. It is always important to consider humidity, ductwork, vapor barrier and the space above and around the pool when deciding on building design and…

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Section 15189 – HVAC

15189 HVAC Water Treatment  Part 1: General 1.01  This section sets forth the minimum requirements for HVAC WATER TREATMENT used on University building renovations or new construction. 1.02 This section includes water-treatment systems for the following:  Heating, hot water piping (closed-loop system). Chilled-water piping (closed- loop system). Heating, steam and condensate piping). Condenser water piping…

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The Importance of Duct Work

Contributed by Vincent Chiocchio, President I have been asked many times over the years, why do I want to spend the extra money on ductwork? It only is hidden by the drop ceiling and as long as the system cools when I lower the thermostat and heats when I raise the thermostat, what else matters.…

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