Archive for December 13, 2013
Interestingly, early cooling towers were positioned either on the rooftops of buildings or as free standing structures, supplied with air by fans or by relying on natural airflow. There are a number of different types of cooling towers, but they all serve the purpose of cooling and ventilating something that produces heat to operate.
Cooling towers can even use the evaporation of water to remove heat and cool the working fluid to near the wet-bulb air temperature. In the case of closed circuit dry cooling towers, the tower will rely solely on air to cool the working fluid to near the dry-bulb air temperature.
The first hyperboloid cooling towers were built in Holland at the close of World War I. Today, manufacturers of cooling towers produce cooling tower systems whenever a company needs coolin
Chances are that if you want to go to the best nursing schools, you’re going to need some nursing school scholarships. The Huffington Post reports that, “The inflation-adjusted price for undergraduate tuition, room, and board at public institutions rose 42 percent between the 2000-2001 academic year and 2010-2011, according to federal data.” In comparison to the academic year 1980-1981, the price had almost doubled.
Despite these rising costs, the call for nursing has never been stronger. People feel compelled to contribute to society, and so they learn how to medically assist others. Plus, nursing also offers stability and security in these stormy economic times. Thankfully, many colleges offer nursing school scholarships to help young men