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    • 3. 发明授权
    • Compensation mechanism for a pressure sensor having counterweight
mechanism
    • 具有配重机构的压力传感器的补偿机构
    • US5262641A
    • 1993-11-16
    • US987586
    • 1992-12-08
    • Stephen J. Kemp
    • Stephen J. Kemp
    • G01L9/00G01L19/02G01P5/14G01D5/34
    • G01L19/02G01L9/0076G01P5/14
    • A differential pressure sensor with a compensation means, said differential pressure sensor comprising the diaphragm with a first means having a mass mounted upon the diaphragm. The first means is utilized to determine the position of the diaphragm relative to an initial first position and/or to increase the effective area of the diaphragm. A housing contains the diaphragm, the housing has a first and a second inlet port. The first inlet port provides a first pressure to a first side of the diaphragm and the second inlet provides a second pressure to the second side of the diaphragm, the diaphragm moving to the lesser of the two pressures. A counterweight mechanism is located in the housing having a inner arm and an outer arm. The counterweight mechanism pivots about an axis. The center of gravity of the counterweight mechanism is located on the outer arm. The inner arm is in contact with the first means, whereby the counterweight mechanism compensates for the mass added to the diaphragm which enables the pressure sensor to be mounted in any orientation.
    • 一种具有补偿装置的差压传感器,所述差压传感器包括具有安装在隔膜上的质量的第一装置的隔膜。 第一装置用于确定隔膜相对于初始第一位置的位置和/或增加隔膜的有效面积。 壳体包含隔膜,壳体具有第一和第二入口。 第一入口端口向隔膜的第一侧提供第一压力,并且第二入口向隔膜的第二侧提供第二压力,隔膜移动到两个压力中较小者。 配重机构位于具有内臂和外臂的壳体中。 配重机构绕轴线转动。 配重机构的重心位于外臂上。 内臂与第一装置接触,由此配重机构补偿添加到隔膜中的质量,使压力传感器能够以任何方向安装。
    • 4. 发明授权
    • Fresh air ventilation control methods and systems
    • 新鲜空气通风控制方法和系统
    • US07475828B2
    • 2009-01-13
    • US11276873
    • 2006-03-17
    • Charles E. BartlettStephen J. KempLeisha J. Rotering
    • Charles E. BartlettStephen J. KempLeisha J. Rotering
    • F24F7/00F24F1/00F24F11/06
    • F24F11/0001F24F2011/0002
    • Methods and systems are disclosed for meeting a fresh air ventilation threshold in a controlled space. In particular, and in some embodiments, a minimum ventilation threshold is met by using normal air handler fan cycles to minimize the energy cost of supplying the ventilation. Prediction methods may be employed to determine whether the air handler and damper need to be activated to meet a minimum ventilation threshold, even when the HVAC system is not currently calling for normal air handler fan cycles. In some cases, the past history of air handler fan run cycles is used to determine whether a fan should be operated now to provide additional fresh air ventilation. Alternatively, or in addition, predictions of future air handler cycles are used to determine whether a fan should be operated now to provide additional fresh air ventilation. In some cases, the past history of air handler fan run cycles may be used to predict future air handler cycles to determine whether to open or close a selectable fresh air source damper.
    • 公开了用于在受控空间中满足新鲜空气通风阈值的方法和系统。 特别地,在一些实施例中,通过使用正常的空气处理器风扇循环来满足最小通风阈值以最小化供应通风的能量成本。 可以使用预测方法来确定空气处理器和阻尼器是否需要被激活以满足最小通风阈值,即使当HVAC系统当前不正在呼叫正常的空气处理器风扇循环时。 在某些情况下,过去的空气处理机风扇运行历史用于确定现在是否应该运行风扇以提供额外的新鲜空气通风。 或者,或另外,将来使用未来空气处理循环的预测来确定风扇现在应该如何操作以提供额外的新鲜空气通风。 在某些情况下,空气处理器风扇运行循环的过去历史可用于预测未来的空气处理器循环,以确定是否打开或关闭可选择的新鲜空气源阻尼器。
    • 7. 发明授权
    • Differential pressure utilizing opto-reflective sensor
    • 差压利用光反射传感器
    • US5252826A
    • 1993-10-12
    • US816016
    • 1991-12-30
    • Stephen J. Kemp
    • Stephen J. Kemp
    • G01L9/00H03K17/94H03K17/968G01D5/34
    • H03K17/94G01L9/0077H03K17/968
    • A differential pressure sensor utilizing an opto-reflective sensor comprising a diaphragm with a top and a bottom, the diaphragm having an optical reflector mounted upon it. The diaphragm is mounted in a housing, wherein the housing has a first inlet port and a second inlet port, the first inlet port providing a first pressure to the top of the diaphragm and the second inlet port providing a second pressure to the bottom of the diaphragm. An opto-reflective sensor is mounted in the housing, wherein the opto-reflective sensor provides an optical signal to the optical reflector. The optical reflector reflects the signal back to the opto-reflective sensor, wherein the differential pressure sensor calculates the distance of the optical reflector from the opto-reflective sensor in relation to the relative intensity of the reflected optical signal. The differential pressure sensor then calculates the differential pressure between the first pressure and the second pressure based on the relative intensity of the reflected optical signal.
    • 一种使用光反射传感器的差压传感器,其包括具有顶部和底部的隔膜,所述隔膜具有安装在其上的光学反射器。 隔膜安装在壳体中,其中壳体具有第一入口端口和第二入口端口,第一入口端口向隔膜顶部提供第一压力,第二入口端口向第二入口端口提供第二压力 隔膜 光学反射传感器安装在壳体中,其中光反射传感器向光学反射器提供光信号。 光学反射器将信号反射回光反射传感器,其中差压传感器相对于反射光信号的相对强度来计算光反射器与光反射传感器的距离。 然后,压差传感器基于反射的光信号的相对强度来计算第一压力和第二压力之间的压差。
    • 9. 发明授权
    • Fireplace insert thermally generating electrical power useful for operating a circulating fan
    • 壁炉插入热发电电力,用于操作循环风扇
    • US06588419B1
    • 2003-07-08
    • US10166550
    • 2002-06-10
    • James G. BuezisStephen J. Kemp
    • James G. BuezisStephen J. Kemp
    • F24B118
    • F24B1/187F24B1/1888
    • A fireplace appliance for warming room air without line electrical connection has a high efficiency thermoelectric generator having a heat-rejecting surface connected to a heat sink. The generator has a heat-receiving surface facing the site where a fireplace flame is to be located. In one embodiment the generator provides power to operate a fan that forces air through an air duct. The air duct has an inlet port receiving a flow of room air, and an outlet port. The heat sink is placed in the air duct where airflow generated by the fan moves across and cools the heat sink. The air heated by the heat sink flows to the room through the outlet port. One suitable material for the thermoelectric generator is a Bi—Te semiconductor. A number of options are shown that allow fan operation to commence properly while the appliance begins a cold start.
    • 一种用于暖气室空气而不具有线路电气连接的壁炉设备具有高效率的热电发电机,其具有连接到散热器的散热表面。 发电机具有面向壁炉火焰所处的位置的受热面。 在一个实施例中,发电机提供动力来操作迫使空气通过空气管道的风扇。 风道具有容纳室内空气的入口和出口。 将散热器放置在空气管道中,风扇产生的气流跨过并冷却散热器。 由散热器加热的空气通过出口流入室内。 用于热电发生器的一种合适的材料是Bi-Te半导体。 显示了许多选项,允许风扇操作在设备开始冷启动时正常启动。