QC3000 variable-speed ac motor drive for variable torque applications can be used in HVAC applications to control pumps and fans. The drive is available in a power range of 2 to 200 hp and input voltage ratings of 208, 240, 380, 415, 480, and 590V ac. QC3000 application guide examines modulation methods used to regulate air and fluid volumes: inlet guide vanes, outlet dampers, and throttling valves.
AC Technology Corp., 660 Douglas St., Uxbridge, MA 01569, FAX (508) 278-7873.
Producing high-quality end-production metal parts with additive manufacturing for applications like aerospace and medical requires very tightly controlled processes and materials. New standards and guidelines for machines and processes, materials, and printed parts are underway from bodies such as ASTM International.
Engineers at the University of San Diego’s Jacobs School of Engineering have designed biobatteries on commercial tattoo paper, with an anode and cathode screen-printed on and modified to harvest energy from lactate in a person’s sweat.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.