Testing/Calibration Apparatus TRIZ Cases
- Gas Flow Control Apparatus In-Situ Calibration Using Reference Gas
A gas flow control apparatus performs in-situ calibration using a reference gas to determine gas box volume and generate accurate process gas maps.
- Calibration Device Dry Gas Pipe Prevents Dew Condensation
A calibration device uses a detachable dry gas pipe to maintain a controlled internal environment for precise hydrogen fuel weight measurement.
- Ultrasonic Fluid Level Sensor Spacer Design for Vibration Noise
A spacer maintains minimum separation distance between ultrasonic sensor and fluid surface to prevent signal interference.
- Float Liquid Level Transmitter Testing System
Automated computation unit compares measured values against standard values to generate a calibration curve for float liquid level transmitters.
- Flowmeter Sensor Diagnosis Using Dual Active Thermal Control
Dual sensor units actively heat to different temperatures for simultaneous flow measurement and condition monitoring.
- Piezoelectric Triggering Mechanism for Tire Failure Signaling
A piezoelectric triggering mechanism generates an electromagnetic impulse upon structural breakage to signal tire failure events.
- Gas Flow Validation Using Precision Orifice and Choked Flow
A precision orifice measures upstream pressure in choked flow to calculate actual gas flow rates for mass flow controller validation.
- Separately Excited Motor Controller Calibration
Digital signal processor scales analog signals while a calibration module adjusts parameter values using pre-stored coefficients.
- MFC Control Scheme for Gas Delivery Time Scale Reduction
An MFC control scheme reduces gas delivery time scale by applying initial overshoot strength and duration to delayed gas species.
- Fuel Level Sensor Error Correction via Calibration Data
A fuel level sensor uses stored calibration data to correct angle sensor readings.
- Breathalyzer Self-Calibration Using User Metabolism
A monitoring breathalyzer uses user metabolism to calibrate its alcohol sensor without external tools.
- Water Content Measurement Correction for Gas Entrained Multiphase Fluids
A coaxial transmission line detects electrical properties of multiphase streams to determine water content.
- Ultrasonic Flowmeter Velocity Bins for Meter Failure Estimation
Velocity bins store historical data to compute reliable average flow velocities during meter failures.
- Aspiration Pressure Ratio for Clog and Viscosity Differentiation
A pressure ratio method differentiates clogged samples from high viscosity liquids during aspiration.
- Prover Framework Enabling Horizontal and Vertical Mounting
A unidirectional captive displacement prover with a motor-driven pulley system reduces required space for offshore oil rig applications.
- Transmitter Unit Calibration for Analyte Sensor Sensitivity
Dynamic calibration routines adjust parameters based on sensor characteristics, resolving sensitivity range trade-offs.
- Capacitive Ground Reaction Sensor Cluster for Pedestrian Navigation
A capacitive ground reaction sensor cluster detects footstep pressure and shear forces to determine zero velocity points.
- Field Device RF Circuitry Dynamic Power Adjustment
Dynamic RF power adjustment conserves loop current to prevent signaling impairment while maintaining reliable wireless communication.
- Radar Fill Level Measurement Self-Testing via Signal Superposition
A radar module integrates a test input and feeding apparatus to superpose a test signal with the reflected radar echo for internal diagnostics.