HUMIDIFIED GASES DELIVERY APPARATUS AND METHODS FOR CONTROLLING SAME
摘要
The invention relates to a method of determining water level in a humidifier chamber that is part of a humidified gases delivery apparatus and system. The method comprising the steps of delivering power to a heater plate, varying the power delivered to the heater plate, measuring the rate of change of temperature and determining the level of water based on the heating characteristics of the volume of water within the chamber, in particular determining the level of water within the chamber based on the rate of change of temperature and the supplied power.
申请公布号
WO2011078706(A2)
申请公布日期
2011.06.30
申请号
WO2010NZ00263
申请日期
2010.12.23
申请人
FISHER & PAYKEL HEALTHCARE LIMITED;MCAULEY, ALASTAIR EDWIN;SUN, YI CHENG;HARWOOD, JONATHAN DAVID
发明人
MCAULEY, ALASTAIR EDWIN;SUN, YI CHENG;HARWOOD, JONATHAN DAVID