Direct Mass Flowmeters TRIZ Cases

Variable stiffness in a Coriolis flow tube boosts phase shift, cuts noise sensitivity, and enables accurate measurement in compact layouts.

A torsionally vibrating flexible plate improves Coriolis mass flow measurement for high-pressure, low-density, and two-phase fluids.

Flexible couplers in a Coriolis sensor balance bar absorb thermal expansion mismatch, reducing flow tube stress and improving durability.

An angled modular receptacle lets replaceable Coriolis measuring tubes self-empty with low dead volume, reducing contamination and easing maintenance.

A protected infrared sensor measures tube temperature through glass, avoiding damage during module replacement and supporting clean biopharma use.

Physical stops constrain coil and magnet motion in a vibrating flow meter transducer to prevent contact damage and preserve meter function.

An indium-rich vibrating flow member stays ductile at cryogenic temperatures, enabling Coriolis sensing of cryogenic fluid flow.

Using at least 50 wt% indium keeps the vibrating flow member ductile at 20K, enabling reliable Coriolis sensing of cryogenic fluid flow.

A separable Coriolis measuring tube and receptacle assembly improves bioprocess mass flow, viscosity, and density measurement while easing cleaning.

A monolithic polymer manifold with integrated temperature sensing and tube isolation improves Coriolis flow and density accuracy under vibration.

An eccentric shaft clamp fixes the measuring tube module in a repeatable position, preserving zero calibration and reducing external disturbance.

A protected infrared sensor measures tube temperature through a glass opening, enabling cleanable disposable Coriolis modules without sensor damage.

A differential-stiffness mode splitter separates drive and orthogonal resonances in a Coriolis flowmeter balance bar, reducing cross-coupled noise.

Strategic fixing and stiffening elements define vibration nodes while widening tube motion and stabilizing stiffness under medium pressure.

A helical stiffening body surrounds the measuring tube to reduce pressure cross-sensitivity while simplifying brazed assembly and lowering cost.

Optical tube-position detection helps Coriolis meters measure low HPLC flow rates while reducing heat-induced errors.

Directional stiffness in the mode splitter separates balance-bar resonances, reducing cross-coupled noise and improving Coriolis flow measurement accuracy.

A 3D looped tube geometry strengthens Coriolis deflection and limits excitation interference for accurate 0–10 g/min flow measurement at up to 1500 bar.

A piezo-driven linkage excites small Coriolis measuring tubes for low-flow accuracy while limiting inertial forces and rotational error.

Alternating driven and free-damped tube vibrations reveals phase errors caused by coupling and damping, improving mass flow accuracy.

Dual electrodynamic exciters separate symmetric and antisymmetric modes to stabilize density and mass flow measurements in compressible media.

Complex multiphase flow makes crude oil, gas, and brine metering difficult; density-positioned bodies determine holdup volume in real time.

This case compares mass flow measurements from two symmetrical bending modes to detect zero-point drift during Coriolis flowmeter operation.

This case uses stiffening elements in node elements to raise unwanted vibration frequencies and improve flow measurement accuracy.

Different flow-tube frequencies and a pump dampener limit cross-talk and vibration, supporting accurate, sterilizable flow sensing.

Digital signal processing system with time division switching for Coriolis mass flowmeters.

A planar brace bar couples flow tubes without enclosing apertures to simplify assembly and reduce material usage.

Cantilevers generate opposing bending moments to counteract transverse forces from vibrating tubes, maintaining dynamic balance across varying medium densities.

Replacing independent light sources with one shared source reduces measurement noise, improving phase shift accuracy in Coriolis mass flow meters.

A flexible plate vibrates in torsion within a tubular housing to measure fluid mass flow via phase shift analysis.

Asymmetric D-shaped conduits allow closer spacing in dual-tube flowmeters, reducing width by 27% without sacrificing measurement precision.

Zero-crossing detection and frequency conversion stabilize phase measurements in Coriolis flowmeters despite temperature shifts or gas-liquid transitions.

Harmonic signal processing distinguishes air bubble presence from drive gain variations, ensuring accurate detection across varying pressure conditions.

A Coriolis flow sensor uses a resiliently suspended balancing mass to reduce vibration transfer between adjacent instruments.

Dual clock generators produce independent reference signals for on-board frequency deviation detection.

A vibration-type measuring transducer calculates pressure differences using existing oscillation sensors and transmitter electronics.

Segmenting flow into four parallel tubes reduces pressure loss and empty mass while maintaining high sensitivity for large pipeline calibers.

A field device controller holds pre-detection values to maintain accurate fluid density readings during slug flow events.

A Coriolis flow meter determines anti-symmetrical damping to correct phase differences in vibrating tubes.

Manifold channel area linearly decreases from branching portion to tube-side openings, maintaining optimal pressure loss and flow continuity.

Indirect coupling elements transmit mechanical vibrations between sensor tubes and piezoelectric transducers.

Converter electronics analyze Reynolds numbers and vibration phase differences to determine pressure differentials, eliminating the need for additional sensors.

Parallel coil configuration reduces inductive reactance and stored energy, resolving series circuit failure risks and hazardous zone safety constraints.

A Coriolis mass flowmeter evaluates tube oscillations at multiple frequencies to determine medium density.

Laterally arranged counteroscillator plates balance lateral oscillations to maintain measurement accuracy.

Symmetric actuators excite distinct torsional frequencies to isolate viscosity signals from plane oscillations, eliminating spurious vibration interference.

A Coriolis mass flowmeter input circuit uses a reference signal to determine phase rotation differences between sensor branches.

Tracking eigenmode coupling drift in vibratory tubes corrects measurement errors caused by two-phase media fluctuations.

Clamping force reduces the brace bar aperture diameter after insertion, minimizing brazing gaps to prevent voids and improve joint durability.

A variable mass balance bar adjusts its fluid content to match measuring conduit resonance.