专利内容由知识产权出版社提供
专利名称：DETECTION OF CLOGGED FILTER IN AN
HVAC SYSTEM
发明人：SHAH, RAJENDRA, K.申请号：EP04814236申请日：20041213公开号：EP1697806A4公开日：20091230
摘要：Static pressures are measured in an HVAC system and utilized to predict thecondition of a filter in the HVAC system. As the filter becomes clogged, the staticpressure can be expected to increase. Changes in the static pressure are determinedperiodically, and utilized to predict the condition of the filter. A display provides a userwith an indication of the current condition of the filter, and a recommendation to replacethe filter once it reaches a predetermined condition.
申请人：CARRIER CORPORATION
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