Measuring the level of dust and fly ash collected in electrostatic precipitators (ESPs) is a very difficult technical problem. At one utility, level switches were so unreliable that operators could ...
TESTS with a number of instruments in different factories have demonstrated that the long-running thermal precipitator of the type described by Hamilton 1 is a convenient instrument for measuring ...
About 15 million wood-fired stoves and combustion systems exist in Germany, including central-heating boilers for apartment houses. They are subject to strict clean air regulations. New wood-fired ...
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