Continuity Testing TRIZ Cases

Short-life wires layered around long-life wires enable stepwise breakage sensing through characteristic impedance changes.

A representative test voltage lets GIS teams verify the full Rogowski coil signal path without generating extreme fault currents.

Voltage-divider readback detects broken wires in fail-safe DC outputs without extra sensing hardware, reducing PLC cost, space, and heat.

Voltage-divider readback detects broken wires or missing loads in fail-safe DC outputs without added current-path resistors, heat, or extra switches.

Correlation between a reference and response difference signal detects transmission line faults accurately without TDR hardware or complex calibration.

Floating-potential monitoring detects breaks in non-operational electrical cables early, avoiding complex live-cable anti-theft systems.

Carrier reservation and normalization cut OFDM reflectometry PAPR, limiting amplifier saturation while preserving fault localization accuracy.

Wavelet detail coefficients from photodiode current samples enable faster optical fiber break detection in OCTs, reducing relay protection malfunctions.

Wavelet analysis of photodiode current samples detects OCT fiber breaks faster, helping relay protection avoid malfunction from delayed detection.

Parallel inspection lines mirror sensor trace patterns, enabling automated optical inspection to detect open circuits and trace defects more accurately.

A precision reference resistor and four-wire Kelvin probes turn continuity testing into a pass/fail check against real resistance specs.

Moving-average and normalized cell-voltage tracking detects battery pack contact breaks early, including poor weld faults under transient loads.

DC bias terminals and a parallel resistor-capacitor path detect line disconnection or capacitor short faults without added switch area.

Periodic cable vibration and frequency analysis isolate resistance changes from noise, enabling earlier conductor break detection.

A modulated current pattern and synchronized integration detect disconnections while suppressing offset errors in voltage measurement.

Strain force fuses expose impedance discontinuities under board stress, allowing a management controller to flag solder-crack damage.

Processor-controlled testing measures cable faults, length, resistance, and capacitance, then sends results wirelessly.

A DC pulse travels through the conductive conduit layer to detect grounding faults and report them wirelessly, reducing manual inspection.

A cable tester uses a separate test ground to measure electrical variables on individual conductors without system interference.

A disconnection detection circuit uses asymmetric resistors to measure potential differences at bridge output terminals.

Automated thermal imaging captures real-time temperature distribution across current terminals to enable precise online monitoring.

Hardware-based broken wire detection replaces firmware analysis to eliminate processing delays and reduce component count in motor drives.

A contact test device uses continuity detection units to verify probe connection before high-voltage testing.

A method calculates instantaneous charge and open circuit voltage from real-time current and voltage measurements during normal operation.

Nested metal detection wire interrupts circuit upon core breakage, enabling prompt leakage current risk identification despite protective insulation.

A controller applies partial electrical energy to a shut off valve circuit for current measurement without full actuation.