Heat Pumps TRIZ Cases

See how packaged heating and cooling units with integrated controllers reduce HVACR installatio

See how differential silicon content in brazing layers ensures reliable joining of multi-member

By adjusting indoor coil airflow from outdoor coil temperature and compressor speed, this case prevents cold blow and avoids compressor overload.

See how a segmented heat exchanger delivers multiple temperature outputs from one refrigerant c

Charge storage circuits in the outdoor coil hold excess refrigerant and provide subcooling, improving heat pump efficiency without shutdown risk.

See how water injection to the outdoor heat exchanger and dynamic mode switching prevent frosti

See how a heat pump with low- and mid-pressure compressor inlets and selective vapor generator

See how a multi-layered basepan with drainage baffle and temperature-actuated valve routes cond

See how a precooler system and segmented water circulation maintain stable heating water temper

See how an integrated cold and hot water unit design simplifies refrigerant circuits, reduces c

See how merging air conditioning and refrigeration cabinet units into a shared heat pump system

See how a pressure exchanger recovers energy between high- and low-pressure refrigerant streams

See how integrating a thermoelectric device with distributed transport properties into a vapor

See how a branched vapor generator with multiple regions diverts heat exchange fluid to increas

See how a fan-driven venting duct maintains negative pressure and air circulation to safely dis

See how existing pressure sensors calculate heat quantity in a heat pump refrigerant circuit, e

See how a pressure exchanger transfers energy between high- and low-pressure refrigerant stream

See how a composite refrigerant with R-131I, R-152a, and R-32 balances high cooling performance

See how a shared-shaft turbine-compressor integrates power and cooling cycles to capture low-gr

See how passive and active defrost mode switching based on evaporator coil temperature reduces

See how a sealed container with outdoor-vented ducts isolates the heat exchanger and gas-liquid

See how a segmented receiver assembly with controllable valve flow prevents condenser buildup a

See how a mixed refrigerant composition using R-13I1, R-152a, and R-32 eliminates chlorine, imp

See how a semi-circular air inlet with curved geometry reduces turbulence and ensures even air

See how valve-controlled upward and downward refrigerant flow across segmented heat exchange un

See how cascade-arranged heat accumulators with caloric elements achieve greater temperature ri

See how reversing refrigerant flow through a charge compensator balances active charge in micro

See how a controller modulates variable-capacity compressor operation by targeting discharge pr

See how series-arranged shape-memory alloy and negative thermal expansion cores recover waste p

See how a brazed plate heat exchanger with balance valve control achieves zero superheat, reduc

See how segmented outdoor heat exchanger portions enable simultaneous deicing and heating, prev

See how a heat-pump system with thermal energy storage switches between full and partial capaci

See how packed-bed storage units with gaseous heat carriers eliminate heat exchangers and reduc

See how a hybrid heat pump system switches between heat pump and boiler operation based on outd

See how piezoelectric vibration mechanically breaks ice from heat exchangers, eliminating therm

See how segmented compressor cylinder groups enable dynamic capacity adjustment to match varyin

See how independent branch pipelines with switch valve assemblies ensure refrigerant flows thro

See how a receiver intermediary prevents two-phase refrigerant entry and pressure loss, enablin

See how a refrigerant charge control system with reservoir dynamically distributes refrigerant

See how transporting adsorbent powder between evaporator, desorber, and condenser enables conve

See how dynamic expansion control increases superheat to prevent frost on the heat absorbing he

See how a shared outdoor unit with parallel compressors and mode-switch valves serves air-condi

See how a segmented refrigerant loop with three vapor generators enables independent cabin cool

See how micro-porous membranes separate liquid desiccant from air streams to prevent carryover,

See how an electrochemical hydrogen compressor drives metal hydride heat pumps without desiccat

See how a multi-stage heat pump cascade uses return lines to recycle coolant flows, achieving e

See how a bladeless fan heat exchanger uses annular air blade ejection and Coandă effect to eli