Constructions TRIZ Cases

Scattered gamma ray detection identifies fracture location and size through casing, enabling targeted perforation for improved hydrocarbon production.

A predictive model analyzes subsurface and completion data to visualize well production trends across multiple design scenarios.

A bi-diameter wiper cup wipes pipe sections and tool joints while generating detectable pressure spikes for location tracking.

Telescopically mounted valve sleeves shift positions to redirect high-pressure fluid, preventing sleeve failure during perforation.

A formation testing platform uses downhole fluid sensors to determine hydrocarbon content and gas emissions during wireline operations.

Lock mandrels secure radially movable wings on a grooved body, replacing multiple fixed tools.

Segmented annular seals and deformable sleeves enable retrieval through narrow restrictions while maintaining effective isolation.

A bidirectional downhole isolation valve uses a hinged flapper and linkage system to maintain sealing integrity under pressure differentials.

A radial flow injection valve uses a pressure-actuated sleeve to vary fluid passage area within a compact housing.

Wireline deployment replaces costly coiled tubing to rapidly set hydraulic barriers and restore well integrity.

A pulsed neutron capture tool determines cement height using gamma ray ratios.

Merging an open-path laser detector with a gas extractor eliminates sample contamination from transport lines while reducing surface space requirements.

A disposable downhole tool uses a natural rock plug seat to seal frac fluids and dissolve for easy removal.

A dielectric probe measures drilling fluid composition via electrical permittivity.

Electrically conductive well-bore fluid transmits electromagnetic signals between surface and downhole tools.

Segmented housing sections allow packing ring adjustment and valve protection, resolving wear-induced leakage in abrasive wellbore environments.

Automated robotic mud-logger separates drilling fluid from rock cuttings and performs real-time elemental analysis, eliminating manual handling errors.

A tapered spacer spool bridges diameter mismatches between wellhead and master valve equipment to enable smooth coiled tubing movement.

A sound absorber mountable between a drilling apparatus and drill bit uses a reciprocating piston within a sleeve chamber to dissipate vibrations.

A transition layer with intermediate thermal expansion reduces tensile stresses in polycrystalline diamond compacts during brazing.

An artificial lift plan generation method evaluates static and dynamic well factors to select optimal extraction approaches.

A multi-source power distribution controller manages grid, generator, and renewable energy inputs via a bi-directional inverter to handle cyclic pumpjack loads.

A beach cleaner uses a swing withdrawing body to vibrate and separate sand from trash on a mesh member.

A convertible valve assembly shifts a top sleeve to establish distinct fracturing and tracing fluid pathways, preventing tracer loss during injection.

Capillary tube carriers protect optical fibers with sensors on thin walls that flex under pressure, eliminating power interference in downhole environments.

Segmented polycrystalline diamond compact cutter zones manage thermal expansion by varying metal percentages, extending working life under extreme heat.

Real-time monitoring system tracks power production and fuel consumption data to identify equipment deficiencies.

Integrated pilot passage mechanically unloads the pump when discharge pressure drops, preventing cavitation without external electrical components.

A rigless subsea well intervention method powers a blowout preventer module directly via an ROV power line.

A hybrid cutter combines polycrystalline diamond surfaces with a tungsten carbide substrate to engage rock formations.

A flapper valve uses inward sloping sealing surfaces to achieve self-centering alignment during closure.

A deployable electrical contact device uses conductive pads to establish signal paths through metallic well structures.

Neutron activation of drill-in fluid tracers enables gamma ray detection to quantify filtercake buildup and filtrate depth, resolving precision limitations.

A combined valve system operates formation isolation and circulating valves via a single hydraulic control line using mechanical linkage.

A downhole fluid diverter tool uses a spring-biased piston and rotatable ball valve to manage flow paths.

A rotating spectral density logging tool provides complete circumferential coverage of wellbore annular materials.

Segmented slip carriers prevent loosening while nose cones displace sand to reduce drill-out time.

Degradable plugs seal wellbore openings during installation, then dissolve to establish fluid flow while protecting the screen from erosion.

Injecting densified carbon dioxide into negative geologic closures fills storage space from the bottom up, preventing upward migration and leakage risks.

A plug assembly uses a pressure-actuated sleeve to control fluid communication in wellbores.

Segmented cutting edges and removal grooves improve rock breaking efficiency while maintaining impact resistance in drilling applications.

A sensor and controller system detects cutter bit wear characteristics in industrial machines to maintain operational readiness.

A tubing pressure insensitive failsafe wireline retrievable safety valve uses a temporary sealing member in a fluid pathway to maintain closure.

Jet crushing experimental device reduces seabed mining energy consumption by enabling flexible parameter adjustment and efficient particle separation.

A shiftable actuation member limits adjustable member movement to prevent inadvertent valve position changes.

Dual-elevation guides maintain lateral tubular alignment during drilling by dynamically reconfiguring to allow umbilical line passage without interference.

Inject sealant through perforated tubing to seal polished bore receptacle leaks without workover rig mobilization.

A distributed acoustic sensing system monitors downhole cement quality using optical fibers and pulsed lasers to detect structural defects in real time.

A processing device estimates drillstring torque using top drive inertia and rotational speed data to calculate a surface torque oscillation performance index.

Axial sleeve movement enables cementing without drilling internal parts, reducing operational complexity and cost.