18392035. METHOD AND DEVICE FOR SHORT CIRCUIT DETECTION IN WIRING HARNESSES simplified abstract (Robert Bosch GmbH)

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METHOD AND DEVICE FOR SHORT CIRCUIT DETECTION IN WIRING HARNESSES

Organization Name

Robert Bosch GmbH

Inventor(s)

Qi Zhu of REUTLINGEN (DE)

Andreas Domdey of REUTLINGEN (DE)

Vasanthapriyan Senguttuvan of REUTLINGEN (DE)

METHOD AND DEVICE FOR SHORT CIRCUIT DETECTION IN WIRING HARNESSES - A simplified explanation of the abstract

This abstract first appeared for US patent application 18392035 titled 'METHOD AND DEVICE FOR SHORT CIRCUIT DETECTION IN WIRING HARNESSES

    • Simplified Explanation:**

The patent application describes a method for detecting a short circuit in a wiring harness that connects to an electric device. The method involves applying different electric currents and voltages to the device, calculating a measurement current based on target voltage, and comparing the measurement voltage to the target voltage to detect a short circuit.

    • Key Features and Innovation:**
  • First and second test measurements with predefined electric currents
  • Interpolation to ascertain a measurement current based on target voltage
  • Detection of short circuit based on comparison of measurement voltage and target voltage
    • Potential Applications:**

This technology can be used in various industries where wiring harnesses are used, such as automotive, aerospace, and electronics manufacturing.

    • Problems Solved:**

The method helps in quickly identifying short circuits in wiring harnesses, preventing potential damage to electric devices and ensuring safety in electrical systems.

    • Benefits:**
  • Early detection of short circuits
  • Prevents damage to electric devices
  • Enhances safety in electrical systems
    • Commercial Applications:**

Potential commercial applications include automotive manufacturing, aircraft assembly, and electronics production. This technology can improve quality control processes and reduce the risk of electrical malfunctions.

    • Questions about Short Circuit Detection:**

1. How does this method improve safety in electrical systems?

  - This method allows for early detection of short circuits, preventing potential damage to electric devices and ensuring the safety of electrical systems.

2. What industries can benefit from using this technology?

  - Industries such as automotive, aerospace, and electronics manufacturing can benefit from this technology for detecting short circuits in wiring harnesses.


Original Abstract Submitted

A method for detecting a short circuit in a wiring harness that contacts an electric device. The method includes: carrying out a first and second test measurements, in which a first and second predefined electric current is applied to an electric device connected to a line to be monitored of the wiring harness and resulting first and second electric voltages are detected, the second electric current being greater than the first electric current; ascertaining a measurement current based on a predefined target electric voltage by interpolation from the first and second electric currents and the first and second electric voltages; and carrying out a measurement in which the measurement current is applied to the electric device connected to the line and a resulting electric measurement voltage is detected; wherein a short circuit is detected based on a comparison of the measurement voltage and the target voltage.