Ducting Arrangements TRIZ Cases

See how a rebate lug and fold-back nose create a nested sealing groove in flange profiles, enab

See how embedding air ducts, silencers, and hydronic circuits into reinforced concrete ceilings

See how a passive intumescent fire damper uses thermal expansion to block airflow in small duct

See how corner blowoff units and rotatable wind direction plates enable full-room air distribut

See how metal foil lamination imparts flame resistance to plastic HVAC ducts, enabling UL 181 c

See how resilient spacers enable axial and rotational displacement of the inner tube, allowing

See how a hand-manipulable discharge element with integrated dampers adjusts airflow rate, patt

See how recesses surrounding a suction grill cast shadows to obscure the dark interior, improvi

See how a uniformly-spaced air gap and reflective insulation system achieve high thermal resist

See how segmented plates with lightweight joining elements replace heavy single panels to reduc

See how non-uniform duct cross-sectional area achieves uniform temperature distribution in rail

See how inclined and flow-straightening plate portions in suction grill bars stabilize air flow

See how controlled mixing of supply air and indoor outlet air eliminates electrothermal reheati

See how a separate transition module with self-sealing surfaces and through-hole openings reduc

See how secondary airstream induction directs primary discharge to maintain stable airflow rate

See how dynamic fan speed and valve position control adapts data center cooling to varying ther

See how a laundry apparatus integrates dehumidification using door-state control and heat recov

See how a composite foil with aluminium, PET, and thermoplastic layers enables repeated folding

See how a pair of vanes on a common pivot line replaces multi-vane systems, cutting parts, weig

See how replaceable opening plates and differential pressure sensors enable precise airflow and

See how an integral bypass valve in a multi-port manifold routes bleed air around compressors d

See how a fabric enclosure with air-permeable and impermeable sections retains cooled air above

See how folding wall-plate extensions into multi-layer flanges eliminates angle materials, redu

See how a pair of vanes on a common pivot line simplifies airflow-direction adjustment, reducin

See how support brackets with integrated locator tabs and bendable support tabs enable single-p

See how activated charcoal embedded in helical textile pipe walls adsorbs hydrocarbons when the

See how a mesh-and-cotton silencing device uses frequency-tuned structural parameters to absorb

See how segmenting the front panel into a main body and detachable access hole cover reduces se

See how a weather-resistant outdoor air handler with stackable condenser/compressor reduces foo

See how expandable polymeric material is flowed and formed inside HVAC register boxes to seal g

See how variable-speed motors and intelligent management reduce HVAC weight and energy use in e

See how dual refrigeration cycles with shared air-conditioning heat exchangers reduce operating

See how a PVC thermal bridge break structure integrated with aluminum framework reduces energy

See how sandwiching sound absorption members between duct walls and using resin film adhesion p

See how angled through holes (60°-89°) in woven fabric air outlets direct airflow radially to p

See how corner-placed latching elements on polygonal air duct sections reduce flow resistance a

See how real-time airflow monitoring and automated fan speed adjustment maintain balanced disch

See how a float-controlled flap valve pivots to seal air channels during flooding, reducing lab

See how a reflective insulation system with low-e surface and air gap achieves higher R-values

See how a mixed air outlet with inclined air-duct bodies and surrounding volute increases air v

See how a removable two-section wooden enclosure replaces metal covers to improve aesthetics, s

See how windbreak ribs and wind guide paths redirect conditioned air away from human sensors to

See how multiple ceiling-mounted indoor units with rotatable flaps and human body sensors adjus

See how cuboidal blowoff paths with fixed airflow guide vanes direct conditioned air to corners