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2. 发明申请

WO2012085814A2 ELECTRONIC CONTROL METHOD AND SYSTEM FOR A PIEZO-ELECTRIC PUMP 审中-公开
标题翻译：电动泵的电子控制方法和系统
公开(公告)号：WO2012085814A2
公开(公告)日：2012-06-28
申请号：PCT/IB2011/055771
申请日：2011-12-19
申请人： DEBIOTECH S.A. , NOTH, André , CHAPPEL, Eric
发明人： NOTH, André , CHAPPEL, Eric
IPC分类号： F04B43/04 , F04B49/06
CPC分类号： F04B49/00 , F04B43/0081 , F04B43/046 , F04B49/065
摘要： The method for actuating a pumping device with an optimal driving voltage, wherein the pumping device comprises at least a pumping chamber (4) having a pumping membrane (1), an inlet chamber (3) and an outlet chamber (5), a voltage controlled actuator (6) connected to said pumping membrane (1 ), said pumping membrane reaching at least one stop position defined by a mechanical stop (2) during a pumping stroke, at least one sensor for determining whether the pumping membrane has reached said at least one mechanical stop (2); said method comprising a learning phase and a working phase, wherein the learning phase comprises at least the following steps -) actuation of the pumping membrane (1 ) by applying a predetermined actuation voltage V act to the actuator (6), said voltage being either high enough for said pumping membrane (1 ) to reach said position in an over-actuation step or low enough for said pumping membrane (1 ) not to reach said mechanical stop (2) position in an under-actuation process; -) after the over-actuation step, decreasing the applied actuation voltage until it is determined that the pumping membrane (1 ) has left said mechanical stop (2) position and storing as the optimal voltage V act optimal the lowest applied voltage value before the pumping membrane (1 ) has left said mechanical stop (2) position; or -) in the under-actuation step, increasing the applied voltage until it is determined that the pumping membrane (1 ) has reached said mechanical stop (2) position and storing as the optimal voltage V act optimal the lowest applied voltage value when the pumping membrane (1 ) has reached said mechanical stop (2) position; -) actuating the pumping device in the working phase with the determined optimal voltage value V act optimal .
摘要翻译：用于以最佳驱动电压致动泵送装置的方法，其中所述泵送装置至少包括具有泵送膜（1），入口室（3）和出口室（5）的泵送室（4），电压连接到所述泵送膜（1）的所述控制致动器（6），所述泵送膜在泵送冲程期间达到由机械止挡（2）限定的至少一个停止位置，至少一个传感器，用于确定泵送膜是否达到至少一个机械停止（2）; 所述方法包括学习阶段和工作阶段，其中所述学习阶段至少包括以下步骤： - 通过向所述致动器（6）施加预定的致动电压Vact来致动所述泵送膜（1），所述电压高足以使所述泵送膜（1）在过度致动步骤中达到所述位置或足够低以使所述泵送膜（1）在致动不足的过程中不到达所述机械停止（2）位置; - ）在过度致动步骤之后，减小所施加的致动电压，直到确定泵送膜（1）已经离开所述机械停止（2）位置并且存储为泵送之前的最低施加电压值为最佳电压Vact 膜（1）已经离开了机械停止位置（2）; 或 - ）在增加施加的电压，直到确定泵送膜（1）已经达到所述机械停止（2）位置并且存储为最佳电压Vact时最佳施加的电压值，当泵送膜（1）已达到所述机械停止位置（2）; - ）在确定的最佳电压值Vact最优的情况下在工作阶段致动泵送装置。

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