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    • 2. 发明授权
    • Systems and methods for delaying actuation of a relay
    • 延迟继电器动作的系统和方法
    • US09224561B2
    • 2015-12-29
    • US13678001
    • 2012-11-15
    • ABL IP HOLDING LLC
    • Kevin Ernest NoesnerJustin Charles WilsonPeter Garais
    • H01H47/18H01H9/56
    • H01H47/18H01H9/56
    • A system includes a relay, an actuation circuit, and an actuation delay circuit. The relay is coupled to a source of an input voltage or current waveform. The relay includes an actuation coil. The actuation circuit detects a peak or valley of a rectified voltage ripple waveform. The rectified voltage ripple waveform is generated from the input voltage or current waveform. The actuation circuit also causes an actuation voltage to be provided to the actuation coil. The actuation delay circuit delays the actuation circuit from providing the actuation voltage. The actuation delay circuit is configured based on the peak or valley of the rectified voltage ripple waveform. The actuation delay generated by the actuation delay circuit causes the relay to begin allowing current to flow to a load device at a time coincident with a zero-crossing time value of the input voltage or current waveform.
    • 系统包括继电器,致动电路和致动延迟电路。 继电器耦合到输入电压或电流波形的源极。 继电器包括一个致动线圈。 驱动电路检测整流电压纹波波形的峰值或谷值。 整流后的电压纹波波形由输入电压或电流波形产生。 致动电路还使得致动电压被提供到致动线圈。 致动延迟电路延迟致动电路提供致动电压。 启动延迟电路基于整流电压纹波波形的峰值或谷值来配置。 由致动延迟电路产生的致动延迟导致继电器开始允许电流在与输入电压或电流波形的过零时间值相符的时间流到负载装置。
    • 3. 发明申请
    • CONTROLLING A CONTROLLABLY CONDUCTIVE DEVICE BASED ON ZERO-CROSSING DETECTION
    • 控制基于零交叉检测的控制传导装置
    • US20150098164A1
    • 2015-04-09
    • US14506204
    • 2014-10-03
    • Lutron Electronics Co., Inc.
    • Robert William LenigMichael SizemoreJoshua Wilson ThalerRussell L. MacAdam
    • H01H47/18
    • H01H47/18
    • A load control device may control power delivered to an electrical load from an AC power source. The load control device may include a controllably conductive device adapted to be coupled in series electrical connection between the AC power source and the electrical load, a zero-cross detect circuit configured to generate a zero-cross signal representative of the zero-crossings of an AC voltage. The zero-cross signal may be characterized by pulses occurring in time with the zero-crossings of the AC voltage. The load control device may include a control circuit operatively coupled to the controllably conductive device and the zero cross detect circuit. The control circuit may be configured to identify a rising-edge time and a falling-edge time of one of the pulses of the zero-cross signal, and may control a conductive state of the controllably conductive device based on the rising-edge time and the falling-edge time of the pulse.
    • 负载控制装置可以控制从AC电源传递到电负载的功率。 负载控制装置可以包括适于在AC电源和电负载之间串联连接的耦合的可控制导电装置;零交叉检测电路,被配置为产生代表零电压的零交叉的零交叉信号 交流电压。 过零信号的特征可以在于交流电压的过零点在时间上发生的脉冲。 负载控制装置可以包括可操作地耦合到可控导电装置和零交叉检测电路的控制电路。 控制电路可以被配置为识别过零信号中的一个脉冲的上升沿时间和下降沿时间,并且可以基于上升沿时间来控制可控导电器件的导通状态,以及 脉冲的下降沿时间。
    • 10. 发明授权
    • Time delay relay circuit
    • 延时继电器电路
    • US5909064A
    • 1999-06-01
    • US893241
    • 1997-07-16
    • John William FeilWayne Ray Weiss
    • John William FeilWayne Ray Weiss
    • H01H47/18H01H7/00
    • H01H47/18Y10T307/826Y10T307/951Y10T307/957
    • A time delay relay circuit of the present invention includes a power supply terminal, a relay having a first terminal connected to the power supply terminal, and a timing circuit, for activating the relay for a preset duration, having a supply input for receiving power for the timing circuit. Also included is a means for connecting the supply input of the timing circuit to the power supply terminal during operation of the timing circuit and activation of the relay and disconnecting the supply input of the timing circuit from the power supply terminal during non-operation of the timing circuit. The means connecting the supply input to the power supply terminal may be a switch which is closed and opened to start the preset duration time running within the timing circuit. During the preset duration, the switch remains open. The relay is closed making a connection between the power supply terminal and the supply input. In a preferred embodiment, a pair of diodes are arranged such that current is prevented from flowing toward the switch when the relay is closed and current is prevented from flowing toward the load when the relay is open. The time delay relay circuit prevents current flow through the circuit when the circuit is connected to a power supply and not in use.
    • 本发明的延时继电器电路包括电源端子,具有连接到电源端子的第一端子的继电器和用于在预设持续时间内启动继电器的定时电路,具有用于接收电力的电源输入 定时电路。 还包括用于在定时电路的操作期间将定时电路的电源输入连接到电源端子的装置,并且在不操作期间将继电器的启动和定时电路的电源输入与电源端子断开连接 定时电路。 将电源输入连接到电源端子的装置可以是关闭并打开的开关,以在定时电路内开始预设的持续时间运行。 在预设时间内,开关保持打开状态。 继电器闭合,使电源端子和电源输入端连接。 在优选实施例中,一对二极管被布置成使得当继电器闭合时防止电流流向开关,并且当继电器断开时防止电流流向负载。 当电路连接到电源并且不使用时,延时继电器电路防止电流流过电路。