Survey TRIZ Cases

Tilted antenna electromagnetic logging tools detect casing position using specific transmitter-receiver spacing and operating frequency configurations.

A measuring device with a calibration element adjusts signal assignment rules for accurate hole wall distance detection.

Strain gauges detect bending loads on ground drilling linkages to calculate individual segment wear, resolving inaccuracies from drive-only load estimates.

Coated casing and liners react with corrosive fluids to generate unique chemical signatures for downhole tool location.

A self-contained sensor and electronic system embedded in downhole mud motors to automatically accumulate rotational usage time.

Event detection algorithms process fracturing data to identify specific operational occurrences.

Receiving coils wirelessly transfer power and data from three-phase cables, eliminating direct wiring that causes premature sensor failure in contaminant water.

External acoustic transmitter uses shear coupling to transmit signals through tubular string walls, resolving volume constraints of internal designs.

A nested casing well uses annular flow control valves to manage fluid communication between inter-casing spaces.

Patterned scintillators and a collimator resolve depth and azimuthal defects beyond the first casing interface without retrieving tubing.

Tracer analysis constructs flow capacity curves to determine optimal chemical slug injection volumes for subterranean reservoir conformance control.

A submersible pump cable carries electrical signals to measure water depth via reflection timing.

A 2D digital rock imaging method segments pore space and mineral matrix to estimate permeability from drill cuttings.

A drill bit passage tool uses a hinged closure element to pivot away from the bit body, creating an unobstructed longitudinal pathway.

Parallel transmission of divided data sets increases rate and reduces errors in drill strings where signal attenuation limits single-channel reliability.

A wellhead platform system with dual compressors and a scrubber extends extraction during low pressure.

A drilling data quality engine combines machine learning predictions with rules-based models to correct high-importance data segments.

A strapdown inertial navigation system uses fine alignment at multiple positions to update attitude and velocity data via Kalman filtering.

A pressurized NMR core holder maintains native downhole pressure and fluid saturation during 1H and 19F nuclear magnetic resonance imaging.

A steerable acid tunneling system uses pulsating pressure waves to flex a wand and nozzle, directing acid flow into the formation.

A bridge plug sensor transmits pressure data via acoustic signals through an optical fiber cable.

Data reconciliation merges independent meter readings to resolve calibration errors and improve measurement precision in production lines.

Long period fiber gratings coupled with selective coatings detect carbon dioxide concentrations through optical phase modulation.

Magnetic field interaction enables detection of slow seal assembly movements below accelerometer thresholds, providing early failure warnings.

Azimuthal transmitter firing averages acoustic responses to compensate for tool eccentricity in borehole logging.

A wireless data receiver tool travels through a wellbore to retrieve stored information from downhole gauges without electric lines.

An optical laser vibrometer detects wellbore wall vibrations to analyze subterranean formation properties while preserving fragile material integrity.

A resonant network device modulates vibration frequency in response to borehole characteristics.

A ball release tool uses increased fluid pressure to actuate sliding sleeves in horizontal wellbores.

An overmolded plastic tank couples a second plastic support element to a first plastic container wall, maintaining leaktightness without penetrating fasteners.

An isolation sleeve with an injection port fluidly isolates casing sections while permitting stimulating fluid flow into subterranean formations.

Segmented parameter signatures match predefined event patterns to resolve detection delays and improve bottom hole pressure control.

A milling and scraping tool with selectively deployable blades cuts casing and removes cement debris in a single operation.

A thermal model evaluates acid distribution by correlating temperature profiles with chemical reaction heat sources.

A repeater sub with toroids creates bidirectional signal loops within a drill string to transmit telemetry data between pipe sections.

Sensors measure corrosive and thermal loads while the processor adjusts drilling parameters or shuts down operations to preserve component integrity.

A downhole arm system uses biasing members to move a sensor pad between closed and engaged positions.

Inducing tube waves in a well to estimate hydraulic conductivity via reflected wave polarity.

Microfluidic chambers introduce reagent drops into formation fluids, eliminating membrane clogging and enabling extended downhole operation.

Calibrating wheel sensor data with surface conveyance measurements resolves stick-slip inaccuracies and ensures precise axial position tracking.

A single pump delivers fracturing fluid to multiple wellbores through independent flow control devices for precise rate management.

A downhole telemetry apparatus transmits data using high voltage pulses on the conductive drill string.

Spring-loaded arms on a drilling head detect void spaces to replace costly ground penetrating radar systems.

A metallic seal prevents fluid ingress into the recess while allowing easy removal of the access member for maintenance.

A wellbore isolation system routes communication lines through an isolation device to maintain downhole connectivity.

Orthogonal bandpass filters separate wave modes to estimate arrival times and amplitudes, resolving inadequate coupling in low-density fluids.

Magnetic holding devices stabilize the toolstring during measurement, eliminating movement-induced noise and improving signal-to-noise ratio.