By Jim Lauria, senior vice director of water treatment, Bilfinger Water Technologies
Now that the U.S. Environmental Protection Agency (EPA) has issued its rule for cooling water intakes under Section 316(b) of the Clean Water Act, the race is on for more than 600 power plants and manufacturing facilities to comply. Right now, there is probably no better example in the water industry of how carefully choosing among compliance options can lead to millions of dollars in cost savings.
A usual location for mounting an O2 probe in boilers is downstream from the economizer. This location is ideal because it is close to the boiler, but the flue gas temperatures are usually below 1000°F (537°C).