Fluid Pressure Measurement Using Inductance Variation TRIZ Cases

See how magnetic core and coil coupling replaces complex wireless systems to enable detachable

See how adaptive sensitivity switching resolves the trade-off between washing bath level detect

See how wireless pressure sensing eliminates wire connections between cooker lid and body, enab

A threaded stem-bushing calibration mechanism and adjustable spring preload simplify analog pressure transducer assembly while preserving precision.

A PCB spiral coil with a magnetic element passing through its center improves linear position sensing while reducing bulk, drift, and assembly issues.

A 3D inductor and membrane capacitor form a compact LC resonant pressure sensor that improves accuracy in sealed environments.

An inclined conduit with a movable element shows when directional pressure exceeds a set threshold, enabling tamper-resistant airflow control.

Detect probe presence and jams with a temporary coil pulse and back-EMF decay analysis, reducing energy use without interrupting tonometer measurements.

Mechanically decoupled detection structures cancel spurious mechanical stresses, enhancing detection accuracy and sensitivity.

A magnetically coupled pressure sensor transmits data through vessel walls via electromagnetic induction.

A proximity sensor detects approaching objects through resonance frequency changes to activate specific pressure sensor array regions.

A passive RFID sensor uses a variable component to shift its resonant frequency in response to measured parameters.

Electret films on a ring oscillator eliminate DC bias voltage, reducing power consumption and device size.

Variable electromagnetic coupling maintains coil alignment on curved surfaces, preserving detection accuracy despite geometric misalignment.

An optical sensing arrangement detects fluid pressure changes through light intensity variations, eliminating stress relaxation bias in disposable IV sets.

A dual diaphragm pressure sensor subtracts thermal and acceleration interference from piezoresistive signals to maintain measurement accuracy.

A differential pressure sensor uses a magnetic coupling to transmit position data from an internal measurement element to an external sensor.

Angularly spaced clamping secures the electrode structure to stabilize the gap spacing, resolving instability at extremely low pressures.

A sensor assembly transformer amplifies impedance signals via ceramic substrates, eliminating cable noise in high temperature environments.

A magnetostrictive pressure sensor detects line and differential pressures via frequency shifts in nickel-iron alloys.

Localized reinforcement on a leaf spring diaphragm reduces hysteresis from temperature changes, ensuring accurate signal detection in compact spaces.

A passive wireless pressure sensor uses a compressible dielectric layer to alter resonant frequency for continuous monitoring.