Parker Aerospace, a business segment of global leader in motion and control technologies Parker Hannifin Corporation (NYSE:PH), announced a new family of cooling pumps featuring a common core of basic motor and pump components. According to the company, "The Parker pumps are compatible with a variety of dielectric fluids including PAO, Fuel, Galden, and turbine engine oils. … [Read more...]
Calculation Corner: Estimating The Effect Of Flow Bypass On Parallel Plate-Fin Heat Sink Performance
by Bob Simons – Reprinted from ElectronicsCooling, Feb., 2004 [Formatted by B. Guenin, 4/4/16] In past issues of ElectronicsCooling, methodologies were presented for estimating parallel plate-fin heat sink thermal resistance [1] and pressure drop [2]. The underlying assumption for both articles was that all the flow delivered by the fan is forced to go through the channels … [Read more...]
Visitors Encouraged to Visit New Website Launch
(June 20, 2016) IMS has recently launched a newly redesigned website with improved functionality. The company’s mission to provide the electronics manufacturing industries with the highest quality devices and components is clearer, according to IMS, and visitors can stay informed with the latest news, request a quote or sample directly from the homepage and navigate to their … [Read more...]
Sizes Added to Backward-Curved Impeller Line
Rosenberg has recently expanded its high-efficiency E-Series backward-curved impellers to now include sizes from 12.4 to 22 inches with either AC or EC motors. The unique airfoil blade impeller increases energy efficiency by up to 4% and reduces noise by 3 to 5 dB(A). Recommended for computer room air conditioning and air handling (CRAC/CRAH), or energy recovery. … [Read more...]
New PWM Controller for Fans Released
SANYO DENKI has recently released their “San Ace PWM controller”, which controls fan speed through PWM. This contributes to reduced system power consumption and the fan noise. Up to four PWM-input fans can be connected to each controller, without requiring a costly function generator. The controller can be powered by the fan power supply at rated voltages of 12, 24, and 48 … [Read more...]
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