Interconnect sensor platform with energy harvesting

• US 10,191,088 B2
• Filed: 01/11/2016
• Issued: 01/29/2019
• Est. Priority Date: 01/11/2016
• Status: Active Grant

• Current Assignee: TE Connectivity Solutions GmbH (TE Connectivity Limited)
• Original Assignee: TE Connectivity Corporation (TE Connectivity Limited)
• Inventors: King, Alexander Raymond, Ahmed, Mohammad Siddique, Kohler, Raymond Howard, Bhatt, Ganesh Shivaram, Baragona, Robert Joseph
• Primary Examiner(s): Chen, Sibin
• Application Number:
  US14/992,626
• Publication Number:
  US 20170199229A1
• Time in Patent Office: 1,114 Days
• CPC Class Codes: G01R 15/18 using inductive devices, e.g. transformers
• CPC Class Codes: G01R 19/0092 measuring current only all subgroups of G01R19/00 take precedence
• CPC Class Codes: H01R 13/6683 with built-in sensor
• CPC Class Codes: H01R 13/6691 with built-in signalling means H01R13/717 takes precedence
• CPC Class Codes: H02J 13/00001 characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
• CPC Class Codes: H02J 13/00002 characterised by monitoring
• CPC Class Codes: H02J 13/00016 using a wired telecommunication network or a data transmission bus
• CPC Class Codes: H02J 13/00017 using optical fiber
• CPC Class Codes: H02J 13/0005 the elements or equipment being or involving power plugs or sockets
• CPC Class Codes: H02J 50/001 Energy harvesting or scavenging
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 7/34 Parallel operation in networks using both storage and other dc sources, e.g. providing buffering H02J7/14 takes precedence
• CPC Class Codes: H02J 7/35 with light sensitive cells
• CPC Class Codes: Y02B 90/20 Smart grids as enabling technology in buildings sector smart grids supporting the management or operation of end-user stationary applications in general, or like technologies with no associated climate change mitigation effect Y04S20/00
• CPC Class Codes: Y02E 60/00 Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
• CPC Class Codes: Y04S 10/30 State monitoring, e.g. fault, temperature monitoring, insulator monitoring, corona discharge
• CPC Class Codes: Y04S 10/40 Display of information, e.g. of data or controls
• CPC Class Codes: Y04S 20/00 Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof

Abstract

An interconnect device includes a body portion with conductors passing through the body portion. An energy harvesting device, a power controller device and a rechargeable DC power source are configured such that the power controller device includes instructions programmed thereon for controlling the flow of power between the energy harvesting device, the DC power source, and a microcontroller. Sensor devices are in electrical communication with the microcontroller. The sensors are arranged to detect parameters associated with the interconnect device and communicate the parameters to the microcontroller. An output device communicates data from the microcontroller associated with the at least one sensor.

Claims

1. An electrical connector comprising:

a housing;

a plurality of power and signal line conductors passing through the housing;

an energy harvesting device, a power controller device and a DC power source provided in the housing, the energy harvesting device inductively coupled to at least one of the plurality of power and signal line conductors, the at least one of the plurality of power and signal line conductors through the energy harvesting device providing energy to the power controller device and the DC power source;

the power controller device having instructions programmed thereon or implemented in the integrated circuit for controlling a flow of power between the energy harvesting device, the DC power source, and a microcontroller;

at least one sensor device in electrical communication with the microcontroller, the at least one sensor device provided in the housing and arranged to detect at least one parameter within the housing and communicate at least one parameter to the microcontroller; and

an output communication channel provided in the housing for communicating data from the microcontroller associated with at least one sensor device.

2. The electrical connector of claim 1, wherein the at least one sensor device comprises:

a current sensor, a temperature sensor, or a conductor mating sensor.

3. The electrical connector of claim 1, wherein the at least one sensor device generate sensor signals indicative of the at least one sensed parameter and inputs the sensor signals to the microcontroller.

4. The electrical connector of claim 1, wherein the microcontroller further comprises a data memory and the microcontroller stores the sensor signals in a data format.

5. The electrical connector of claim 1, wherein the output communication channel comprises a wireless communication device and an RF antenna element;

and the microcontroller transmits the data to a server or compatible device via the wireless communication device via the RF antenna element.

6. The electrical connector of claim 1, wherein the at least one sensor device comprises a miniaturized sensing circuit disposed inside the housing of the electrical connector.

7. The electrical connector of claim 3, wherein the power controller device receives power from the energy harvesting device and provides the power to drive the microcontroller, wherein the microcontroller is programmed to receive, process and communicate the data from the sensor signals received from the at least one sensor device.

8. The electrical connector of claim 1, wherein the energy harvesting device, the power controller device, the rechargeable DC power source, the microcontroller, at least one sensor device and the output device are miniaturized to provide low-power wireless communication to transmit the data.

9. The electrical connector of claim 1, wherein the energy harvesting device comprises an inductor, the inductor electromagnetically coupled to the conductors.

10. The electrical connector of claim 1, wherein the output communication channel comprises a miniature visual display to display the data from the microcontroller associated with at least one sensor device.

11. A smart electrical connector comprising:

a housing having a plurality of power and signal line conductors positioned therein;

an independent power mode controller having programmed software in a memory for managing a power flow between a first power source, a second power source and a load;

the first power source comprising an energy harvesting circuit inductively coupled to at least one of the plurality of power and signal line conductors;

the second power source comprising a rechargeable DC battery;

at least one of the plurality of power and signal line conductors through the energy harvesting device providing energy to the power mode controller and the rechargeable DC battery and

the load comprising a microcontroller connected to a plurality of sensing elements and an output element;

wherein the power mode controller, the first power source, the second power source, the microcontroller, the sensing elements and the output element comprise miniaturized components housed within the housing of the electrical connector.

12. The system of claim 11, wherein the at least one of the plurality of sensing elements comprises a current sensor, a temperature sensor, or a conductor mating sensor.

13. The system of claim 11, wherein the output element comprises a wireless communication device and an RF antenna element;

and the microcontroller transmits data received from the plurality of sensing elements to a server via the wireless communication device via the RF antenna element.

14. The system of claim 11, wherein the output element comprises a miniature video display to display data received from the plurality of sensing elements.