1. Low pressure drum is connected to low pressure economizer or evaporator. 2. The boilers were fitted with economizers that preheated their feed water. 3. Economizer requirements were added for more climate zones and smaller systems.4. Two examples include air-side economizer strategies and ventilation pre-cooling. 5. The main engines are equipped with exhaust gas economizers . 6. Most nuclear power plants do not have an economizer . 7. There are two types of economizer setups for these compressors, screw compressor. 8. Operating numbers 65 001-65 013 were equipped with a surface economizer . 9. Economizer capable screw compressors are being built, which require particular manufacturing finesse.10. Korea Electric Power Corporation's APR-1400 ) incorporate an integral feedwater economizer .
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