Know the basics of open- and closed-circuit filtration designs. Factors to consider when specifying a return line filter system. Selecting the appropriate filtration system when designing a ...

Open cooling towers expose process cooling water to the atmosphere, typically as part of a chiller system loop (see Figure 1). These open towers use an efficient, simple, and economical design. All ...

The inclusion of long-range electrostatic effects in the modelling of donor–acceptor systems now leads to a more accurate estimation of the energy landscape and open-circuit voltage of organic ...

Closed circuit television may well be one answer to these problems. Television as an educational transmission system has many advantages.

A closed-circuit television camera looks after an art museum (January 1951 Radio-Electronics) It’s hard to imagine a world before the ubiquitous security camera. In major cities around the world ...

To Crowley’s credit, Closed Circuit is decidedly unflashy. But maybe that’s a liability: There’s a fine line between restrained and drab, and Closed Circuit falls just on the wrong side of it.