Ducting Arrangements TRIZ Cases

See how height-adjustable legs and a heat exchanger use room air to warm outdoor supply air, re

See how a humidification module divides inlet air into humidified and dry paths, enabling adjus

See how support brackets with bendable tabs and locator geometry enable single-person ventilati

See how merging evaporator functions and duct paths reduces cooling system complexity while mai

See how a Coanda effect device and guide vanes create an air curtain that prevents unfiltered a

See how dual exit paths—one axial, one angled 10-45 degrees—eliminate dead zones and stabilize

See how a flexible curtain with an integrated pipe passage maintains building insulation while

See how a canopy ceiling uses supply air to induce room air through heat exchangers in a free s

See how a compact economizer integrates the return fan within the plenum and overlaps chambers

See how a movable door blade controls air discharge direction and velocity to reduce noise and

See how a dual-wall square duct with internal heat insulating layer prevents dew condensation w

See how a closed-form airflow calculator enables HVAC systems to recalculate contaminant exposu

See how a three-layer concentric hose with parallel and counterflow air layers insulates aircra

See how a thin-sheet-metal flat duct connector uses segmented internal support elements to prev

See how segmented deflector panels with rotational connecting pieces adapt standardized HVAC un

See how pre-applied sealant integrated into latched HVAC fittings eliminates post-installation

See how a universal soundproofing housing with configurable internal duct connections eliminate

See how a rotary disc with hinged supports and rolling friction guides simplifies panel movemen

See how nested composite tubes with foam insulation and exterior mounting rails solve thermal l

See how merging the fan guide and filter frame into one structure eliminates air leakage betwee

See how flow interrupting elements and pressure sensors regulate air flow dynamically to reduce

See how duct flow restrictors and perturbation sensors detect underground manhole fires by conc

See how radial cover movement with spiral guide holes enables sequential positioning to adjust

See how integrating VAV control into a chilled beam with static pressure measurement eliminates

See how an aluminum arm construction with friction joints replaces steel to reduce ventilation

See how rotating airflow plates reduce outlet volume and suppress dew condensation by inverting

See how pre-attached mounting brackets and segmented fastening eliminate template alignment and

See how parallel and opposition damper blade assemblies resolve the trade-off between pressure

See how support brackets with flexible tabs and snap-connectors enable single-person ventilatio

See how a thin slide valve plate uses pressure differential to ensure tight closure without ext

See how a dual-stream air discharge method uses variable induction to adjust HVAC throw and dir

See how a composite of mineral wool and reflective laminate achieves higher R values in under 2

See how a longitudinally split fabric duct uses upper and lower pliable sheets with separable j

See how tab-and-slot diverter plates in a cylindrical tap off design reduce welding complexity

See how an electrokinetic transducer ionizes airborne particles to create directed airflow, ena

See how box frame connectors and pre-assembled safety nets reduce air handler assembly operatio

See how barriers and formers create foam-free conduits in insulating panels to improve heat tra

See how a nanotextured hydrophobic coating with silica nanoparticles creates a lotus effect on

See how a segmented fire damper housing eliminates the circumferential inner bead, reducing flo

See how a sliding sleeve with extended length enables volume flow controllers to be removed fro

See how a crimper with bead wheel and tapered shaft forms angled channels and crimps to improve

See how a gravity-closed shutter flap with gasket sealing prevents outside air leakage in HVAC

See how embedded information modules emit positional signals to locate obscured ducts, replacin

See how bonding thermoplastic sheet to foam insulation and thermoforming V-grooves creates corr

See how a thermoplastic outer layer bonded to rigid foam insulation prevents corrosion and leak

See how a retaining structure and flange geometry secure sealing elements in duct couplings to

See how variable-thickness calcium silicate boards enable fire-rated ducts to mount directly to

See how a controllable choke device and segmented outlets enable demand-controlled ventilation,

See how combining heat pump and ventilation ducts into a single unit reduces wall openings from