PPORTUNITY

Text Box: Focused On The Engineered Environment
Text Box: August 2011
Text Box: www.jacco.com

Welcome to    PPORTUNITY, a monthly newsletter provided by Jacco & Associates. Jacco’s focus on engineering and design concepts will improve your HVAC system while significantly reducing design time, making you more productive for your clients.

Text Box: August Feature:
Text Box: August Question & Answer:

Question:    Which of the following compressors can EEV’s be utilized on?

                   A.) Screw     B.) Scroll     C.) Turbocor     D.) A & B     E.) A, B & C

Prize:        Tailgate Package: (2) Chairs, Bean Bag Toss Game & Portable Propane Grill!

Respond by September 15th with the correct answer to be entered in the raffle for this month’s prize!

Text Box: Last Month’s Question & Answer Winner!

QuestionASHRAE’s Strategic Plan calls for viable net zero energy buildings in 2030, in what year will they have guidelines available to design for this goal?

                  

Answer:    b.) 2020.  Congratulations to Dan Evans for winning a Kindle Reader!

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Questions or comments? E-mail us at opportunity@jacco.com

Electronic Expansion Valves

Many manufacturers today are standardizing on Electronic Expansion Valves (EEV’s) over the current Thermal Expansion Valves (TXV’s).  Below we go into detail discussing how these operate and the advantage of these valves.

EEV Benefits:

· Reduces occurrences of expansion valve hunting

· Improves system performance and temperature control

· Improves performance of multiple compressor/evaporator systems