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    • 4. 发明申请
    • Power line sensor
    • 电源线传感器
    • US20070136010A1
    • 2007-06-14
    • US11652968
    • 2007-01-12
    • Colin GunnMartin HancockJ. ForthSimon LightbodyJason SheppardBrian Kingham
    • Colin GunnMartin HancockJ. ForthSimon LightbodyJason SheppardBrian Kingham
    • G01R21/00
    • G01R15/185G01R15/181G01R15/186G01R19/2513G01R21/133
    • An apparatus for sensing the current in a power line of a power system and systems incorporating the apparatus are disclosed. The apparatus may comprise an enclosure providing a window operable to permit the passage of the power line therethrough. The apparatus may further comprise an active current transformer set within the enclosure and operative to produce a scaled version of the current. The apparatus may further comprise an amplifier coupled with the active current transformer and operative to reduce the phase shift and ratio error between the current and the scaled version of the current. The apparatus may further comprise a powering current transformer set within the enclosure and operative to receive power from the power line on a primary winding and deliver power on a secondary winding. The apparatus may further comprise power supply circuitry set within the enclosure, the power supply circuitry powered through the secondary winding from the powering current transformer and operative to supply power to the amplifier. The apparatus may further comprise at least one of secondary leads and secondary terminals extending from the enclosure, coupled with the active current transformer and operative to deliver the scaled version of the current outside of the enclosure.
    • 公开了一种用于感测电力系统的电力线中的电流的装置和包含该装置的系统。 设备可以包括提供可操作以允许电力线通过其中的窗口的外壳。 该装置还可以包括在壳体内设置的有源电流互感器,并可操作以产生电流的缩放版本。 该装置还可以包括与有源电流互感器耦合的放大器,并且可操作以减小电流和电流的缩放版本之间的相移和比率误差。 该装置还可以包括设置在外壳内的供电电流互感器并且可操作以从初级绕组上的电力线接收功率并将功率输送到次级绕组上。 设备还可以包括设置在外壳内的电源电路,电源电路通过来自供电电流互感器的次级绕组供电并且可操作以向放大器供电。 该装置还可以包括从壳体延伸的辅助引线和次级端子中的至少一个,与有源电流互感器耦合并且可操作以将电流的缩放版本传送到外壳外部。
    • 5. 发明申请
    • Body capacitance electric field powered device for high voltage lines
    • 用于高压线路的体电容电场供电装置
    • US20050017751A1
    • 2005-01-27
    • US10774088
    • 2004-02-06
    • Colin GunnSimon LightbodyJ. ForthMartin HancockGeoffrey Hyatt
    • Colin GunnSimon LightbodyJ. ForthMartin HancockGeoffrey Hyatt
    • G01R15/14G01R31/36
    • G01R15/142
    • Devices that couple to high voltage transmission lines obtain power themselves using the body capacitance of an element of the devices. The devices generate a comparatively lower voltage from the current flowing between the high voltage line and the element of the device that generates the body capacitance. The devices can be used to operate sensors that monitor the transmission lines or parameters of the power distribution system, such as current, line temperature, vibration, and the like. The devices can also be used as indicators, such as aircraft warning lights, information signs, etc. In addition, the devices can operate as RF transmission/reception or repeater devices, radar devices, mesh networking nodes, video/audio surveillance, sound emitting devices for scaring animals, drones that traverse the power line, etc. Because the devices operate in response to line voltage rather than current, the devices are reliable even in low current conditions.
    • 耦合到高压传输线的器件使用器件元件的体电容自身获得电源。 这些器件从在高压线路和产生体电容的器件的元件之间流动的电流产生相对较低的电压。 这些装置可用于操作监视配电系统的传输线或参数的传感器,例如电流,线路温度,振动等。 这些设备也可以用作飞机警示灯,信息标志等指示器。此外,设备可以作为RF发射/接收或中继器设备,雷达设备,网状网络节点,视频/音频监控,声音发射 用于吓唬动物的装置,穿过电源线的无人机等。由于这些装置响应于线路电压而不是电流而工作,所以即使在低电流条件下,这些装置也是可靠的。
    • 7. 发明申请
    • Power management integrated circuit
    • 电源管理集成电路
    • US20060052958A1
    • 2006-03-09
    • US11252259
    • 2005-10-17
    • Martin HancockJ. ForthSimon LightbodyBenedikt HuberMichael Teachman
    • Martin HancockJ. ForthSimon LightbodyBenedikt HuberMichael Teachman
    • G01R21/06G01R21/00G06F19/00
    • G01R19/2513G01R21/133
    • A power management intergrated circuit for monitoring a parameter of a power system is disclosed. The integrated circuit comprises an analog front end operative to receive and at least one of amplify, attenuate and filter analog signals representative of at least one of voltage and current in a power system to produce modified analog signals. The integrated circuit further comprises an analog to digital converter coupled with the analog front end. The analog to digital converter is operative to produce digital signals representative of the modified analog signals. The integrated circuit further comprises logic coupled with the analog to digital converter, operative to receive the digital signals and produce a power parameter. The logic comprises a processor core. The integrated circuit further comprises a random access memory coupled with the logic and operative to store the power parameter. The logic is operative to implement a setpoint to detect when the power parameter is outside a determined range. The integrated circuit further comprises a digital output coupled with the first logic. The digital output is useable to control a switching circuit outside the power management integrated circuit. Systems and devices incorporating the integrated circuit are also disclosed.
    • 公开了一种用于监视电力系统参数的电力管理集成电路。 集成电路包括模拟前端,其操作以接收并且至少一个放大,衰减和滤波代表电力系统中的至少一个电压和电流的模拟信号以产生经修改的模拟信号。 集成电路还包括与模拟前端耦合的模数转换器。 模数转换器可操作以产生表示经修改的模拟信号的数字信号。 集成电路还包括与模数转换器耦合的逻辑,用于接收数字信号并产生功率参数。 该逻辑包括处理器核心。 集成电路还包括与该逻辑耦合并且可操作地存储功率参数的随机存取存储器。 该逻辑可操作以实现设定值以检测何时功率参数在确定的范围之外。 集成电路还包括与第一逻辑耦合的数字输出。 数字输出可用于控制电源管理集成电路外的开关电路。 还公开了结合集成电路的系统和设备。
    • 9. 发明申请
    • Sensor apparatus
    • 传感器装置
    • US20060284647A1
    • 2006-12-21
    • US11335397
    • 2006-01-19
    • Colin GunnStewart HardingMarc RicciPeter CowanMartin Hancock
    • Colin GunnStewart HardingMarc RicciPeter CowanMartin Hancock
    • G01R31/36
    • G01R15/183G01R1/18G01R1/22G01R15/186
    • A sensor apparatus for measuring power parameters on a power conductor, such as a high voltage transmission line may include a corona structure, an electronics assembly and a conductor mountable device. The corona structure may define an outer boundary surrounding the electronics assembly and the conductor mountable device. The corona structure may shield the electronic assembly and conductor mountable device from a corona produceable with the power conductor. The conductor mountable device may be a power parameter measurement device, such as a current sensor assembly. The current sensor assembly may be a split-core design that includes multiple transformer cores. The electronics assembly and the conductor mountable device may powered from a line voltage suppliable on the power conductor. Data may be wirelessly transmitted and received with the sensor apparatus.
    • 用于测量诸如高压传输线的电力导体上的功率参数的传感器装置可以包括电晕结构,电子组件和导体可安装装置。 电晕结构可以限定电子组件和导体可安装装置周围的外边界。 电晕结构可以屏蔽电子组件和导体可安装装置免受可用电力导体产生的电晕。 导体可安装装置可以是诸如电流传感器组件的功率参数测量装置。 当前的传感器组件可以是包括多个变压器芯的分裂芯设计。 电子组件和导体可安装装置可以由可在电源导体上提供的线路电压供电。 可以使用传感器装置无线地发送和接收数据。