Volume/Mass Flow By Thermal Effects TRIZ Cases

See how regression analysis of pump operating parameters corrects calculated flow values, elimi

See how a thermal flow sensor detects liquid refrigerant in compressor suction lines using ther

See how an expanded central measuring area with a liquid collecting channel separates phases an

See how air intake perforations mix ambient air with steam to create a temperature gradient tha

See how voltage measurement and temperature-rise comparison detect airflow blockages in transpo

Temperature sensors in parallel channels and a collecting line reveal clogging-driven flow imbalance before overheating or cavitation occurs.

A restrictor tube stabilizes chiller water flow so the probe can detect true low-flow conditions and avoid nuisance shutdowns.

Pairwise sensor checks and compressor-to-valve mass-flow comparison detect refrigeration unit faults in real time, reducing pre-trip inspections.

A pillar-groove introduction port feeds metal-vapor raw solution without dead space, reducing contamination while supporting smaller stable cells.

Sacrificial cavity fill, substrate bonding, and aperture release improve control of MEMS cavity dimensions for transducers and sensors.

Polarity switching between the patient and nebulized aerosol turns electrostatic repulsion into alveolar attraction for faster drug absorption.

Covalently bonded carbon nanomaterial needle tips use low-work-function coatings to cut emission barriers and field demand while preserving strength.

A metal wire suspended over a through hole improves wind speed measurement stability by reducing temperature and humidity interference.

A buffer gas column isolates the sensor from hot corrosive liquid while preserving pressure balance for accurate pressure and valve flow measurement.

A pressure chamber and air channel balance sensor pressure in a mass flow meter, preventing high-pressure damage and preserving flow accuracy.

Built-in galvanic electrodes replenish gas under liquid pressure, helping microstructured surfaces resist wetting, drag loss, and biofouling.

Transient flow response analysis detects when material gas returns to a pre-vaporization state without extra sensors, improving timing and accuracy.

Electrical sensitivity tuning lets a compact microcalorimetry flow sensor adapt to different fluid properties and flow ranges with higher accuracy.

Sensitivity is tuned from fluid properties instead of laminator dimensions, improving gas adaptability, accuracy, and flow range.

Dual flow sensors let a mass flow controller calibrate in situ, maintaining accuracy without tool downtime in semiconductor processing.

Outside-duct flow sensing uses pressure or ultrasonic signals to regulate extraction power, avoiding sensor clogging, downtime, and excess energy use.

Feedback filtering reshapes thermal sensor frequency response so mass flow controllers can improve response accuracy despite slow heat transport.

A diffuser-rectifier-confusor layout cuts inlet length and pressure loss while stabilizing high-Reynolds-number flow measurement.

Stored adjustment data gives mass flow controllers refined initial parameters, cutting setup steps, fluid use, and adjustment faults.

PCA residual analysis detects and isolates biased or drifting sensors in virtual flow meters, preserving flow measurement accuracy.

A heated valve uses two temperature transducers to classify fluid mixtures and estimate flow rate without separate sensors.

Built-in galvanic electrodes regenerate gas inside submerged microfeatures, preserving drag reduction and biofouling resistance without external power.

Continuous flow-path curvature suppresses vorticity so ultrasonic and heated sensors can measure respiratory gas flow and oxygen more reliably.

PCA with weighted squared prediction error isolates biased, drifting, or failed sensors to keep virtual flow metering accurate in subsea production.

A weir-formed shallow water region lets gas bubbles escape from liquid, enabling accurate multiphase flow measurement with lower uncertainty.

A heat-dissipating section balances thermal resistors in a U-shaped flow tube to suppress thermal siphoning and zero point drift.

A heated valve uses shared temperature transducers to classify water-glycol mixtures and estimate flow rate with less HVAC hardware.

Multiple measuring tubes with proportional diameters maintain accurate low-to-full-range flow sensing and add spare-tube reliability.

Local temperature-based volume correction and accumulated reporting cut meter transmissions, saving battery power and bandwidth.

A straight discharge path and upstream guiding surface divert foreign matter away from the branch measurement area to preserve flow rate accuracy.

Peripheral holes in a MEMS cap enable low-temperature wet etching to drain residue, prevent substrate cracking, and preserve cap strength.