A worksheet that calculates control valve installed gain can be part of any control valve selection process. For many years, the author has used, and promoted the use of, control valve installed flow ...
The history of balancing goes back to the 1940s, when the need to adjust flow distribution in heating systems was realized to achieve the desired indoor temperature in a building. Oversizing ...
In recent years, much discussion has centered on C v ratings (also known as capacity coefficients or flow factors) and whether or not American, European, and Japanese pneumatic-valve manufacturers ...
Opflow is primarily written by the people who read it and is the water community's primary network for operator-level workers. The award-winning monthly magazine presents new and established ...
St. Jude Medical, Inc. (NYSE:STJ), a global medical device company, today announced the European CE Mark approval for the 27mm and 29mm Portico™ Transcatheter Aortic Valve Replacement System. The ...
ST. PAUL, Minn.--(BUSINESS WIRE)--St. Jude Medical, Inc. (NYSE:STJ), a global medical device company, today announced the European CE Mark approval for the 27mm and 29mm Portico™ Transcatheter Aortic ...
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