Vessel Cleaning TRIZ Cases

See how counter-rotating inner and outer cleaning disks with adjustable handle angles improve s

See how inner and outer cleaning discs spinning in opposite directions counteract displacement

See how a rotating disc with radial grooves creates hydrodynamic suction to remove biofilm from

See how an inflatable tube rack with paired uprights prevents board collisions and tangled line

See how a remote wearable battery pack with waterproof connectors powers a submersible pump, el

See how a movable supply station follows wall-climbing robots via cables, extracting heavy tank

See how a composite fender hook uses gripping material with coefficient of friction >3.0 to pre

A two-stage extrusion joins a rigid L-shaped bracket with a flexible elastomer section to absorb dock impacts and simplify LED integration.

Tilting the float admits water to vary buoyancy, helping the brush stay on the hull, reach deeper areas, and avoid snagging.

A flexible pole and curvilinear scraping head let users remove barnacles from contoured hulls underwater without excessive force.

A filamented rope scrubber with buoyancy control and handles cleans contoured boat hulls in water with less effort and no haul-out.

Thick, sparse, thorn-like fibres deter barnacles and algae on marine structures without biocides, improving durability and antifouling.

Cold spray deposition plus heat treatment and hot isostatic pressing cuts vessel lead time and cost while resisting deep-sea pressure and seawater corrosion.

Cold spray with heat treatment and hot isostatic pressing shortens pressure-vessel production while maintaining seawater corrosion and pressure resistance.

A polarizing device filters anti-biofouling light to limit harmful reflections and refractions on marine exterior surfaces.

Submerged lattice modules let floating solar arrays be assembled from the bank and maintained by service craft without oversizing buoyancy.

A resiliently suspended magnetic wheel helps hull and cargo hold cleaners stay attached across curved, angled, and uneven steel surfaces.

Beam scanning increases effective divergence to shorten ocular hazard distance while keeping contaminant ablation effective.

Magnetic pivots and camber-adjusting wheels keep a hull-cleaning robot adhered, balanced, and maneuverable on curved ferrous surfaces.

A removable three-part washer assembly keeps the camera nozzle aligned under wave impact for consistent lens cleaning on vessels.

Tensioned curved beams stiffen the guide profile, reducing nozzle-rack deflection without a heavier cross-section.

A lattice of structural and float modules enables bank-side assembly, stable maintenance access, and resistance to compression and tension on water.

An electric motor, deep-cycle battery, and retractable keel let a floating picnic table travel open water quietly with better steering.

A lower-potential sacrificial anode protects manhole electronics from galvanic and electrolytic corrosion in accumulated water, extending service life.

Immersed structural modules create maintenance waterways in floating solar arrays while limiting buoyancy oversizing, assembly effort, and material use.

A spring-loaded cam and flexible hook finger let boat fender ropes lock one way, adjust quickly, and release without knotting.

Dual distance sensors and mapped obstacle data guide a pool cleaning robot along controlled paths for fuller coverage and fewer missed areas.

Sensors in accessory holders detect fender or canopy attachment and alert operators to prevent damage, loss, and unsafe vessel operation.

Cyclic polarity switching and pulsed current keep submerged defouling electrodes clean, extending large-area biofouling control with less salt buildup.

Projecting hydrophobic and hydrophilic surface structures hold a stable air layer underwater to cut friction, suppress turbulence, and resist fouling.

Environmental and operational data are used to predict hull fouling risk during voyages, helping operators adapt coating use and cut drag-related fuel loss.

A laser-clad hydrophobic surface blocks salt vapor adhesion and chloride attack, improving marine metal corrosion resistance.

An electrically released spring impactor fractures thick frangible regions to open sealed vessels for reliable water or air ingress.

A movable arm keeps inspection tools aligned to subsea pipelines while the vehicle cruises nearby without contact, avoiding structural stress.

One-way bearings and an actuator keep ship cleaning tracks tensioned in forward and reverse motion, preventing loosening and track release.

Integrated fender valves enable safety-valve testing and replacement without releasing internal pressure, cutting chamber weight and cost.

Scheduled deployment and sensor-guided hull cleaning reduce fouling buildup, manual intervention, and maintenance cost for underwater structures.

Combining propeller data, speed over ground, and hydrodynamic modeling improves vessel STW measurement by reducing noise and calibration drift.

Combining RPM, torque, power, fuel flow, and speed-over-ground data with hydrodynamic modeling yields more stable vessel STW measurement.

A movable-arm underwater vehicle inspects subsea pipelines without contact, avoiding structure damage while supporting heavier tools.

A rigid plate and vulcanized rubber layers absorb dock impacts, resist abrasion, and reduce structural damage and repair costs.

A movable arm keeps cameras or ultrasonic tools at target position while the vehicle cruises without touching subsea structures, avoiding damage.

Adaptive bow thruster covers and targeted air nozzles cut hull drag and turbulence while preserving maneuverability in changing sea conditions.

Synchronizing local and universal timestamps lets marine sensors share reliable vessel data for real-time analysis and fleet optimization.

Differential electrode pairs enable fast 3D electric field gradient mapping for subsea cathodic protection without heavy rotating sensors.

A rigid anchor and resilient link secure a flexible PWC fender in a hull aperture, preventing detachment while fitting different models.

Region-level fouling data and position mapping quantify whole-hull frictional resistance for better maintenance timing and fuel-use prediction.

A silicone-polymer coating reduces marine biofouling without toxic biocides and improves fouling release even at lower boat speeds.

Spring-supported hull mounting lets underwater data collection devices retract and absorb impacts from submerged objects without damage.

A two-part fender uses an adapter cavity and interlocking insert to fit sandwich projection boat edges with stable attachment and easy replacement.

A motor-driven magnet assembly varies hull air gap to keep cleaning traction stable and allow remote detachment above or below water.

Pressurized water jets and rotating brushes clean vessel hulls quickly while containing removed dirt to cut downtime, cost, and seabed pollution.

A flap opening and elastic seal let an EV charge under its protective cover without removal, preserving weather protection during storage or transport.

A medetomidine-wax outer layer inhibits marine growth on geophysical equipment, cutting cleaning downtime, drag, fuel use, and survey noise.

A battery-free RFID tag with pressure and temperature sensors simplifies pneumatic fender attachment and maintenance while enabling stable condition monitoring.

A one-way ratcheting clamp tightens a mooring line without knots, holds the boat at the dock, and supports a fender to absorb impact.

Intelligent large and small hull airbags adjust pressure and angle to prevent slipping and absorb marine collision energy accurately.

Real-time sensors, ML, and CFD adjust hull airflow by sea state to stabilize the air layer, cut drag, and avoid wasted compressor energy.

A flexible marine fender shifts between flat, folded, and stable forms to protect hulls while improving handling, storage, and puncture tolerance.