Domestic Refrigerators TRIZ Cases

See how a thermoelectric module integrated with refrigerant cooling achieves -50°C cryogenic fr

A refrigerant circuit cools both the freight volume and motor/generator, avoiding a separate fan for reliable independent-power operation.

See how adaptive heater mode switching reduces defrost energy use and storage temperature spike

A switching unit routes cold air through separate passages to limit cross-compartment influence and maintain humidity at different temperatures.

See how dual compressors with variable-speed fan control prevent dew condensation between body

See how dynamic evaporator fan speed control reduces energy consumption during cargo pull-down

See how a refrigerator uses internal and external walls with noise-absorbing material along the

See how angled louvers and decentralized cycling control reduce condenser heat recirculation in

See how a thermosyphon with capacitor-stored energy operates a solenoid valve during power outa

See how a pivoting evaporator fan rotates between fresh food and freezer compartments to match

See how direct fin-to-bracket contact blocks aperture air flow, preventing stream mixing and fr

See how a removable sub-110Wh battery and optimized thermoelectric assembly enable 60-hour port

See how temperature sensors on series evaporators detect liquid refrigerant arrival to control

See how a refrigerator uses preliminary cooling and a cold storage medium to reduce DC power co

See how dip-switch logic and universal control cards eliminate separate inventory for each cabi

See how pre-determining solenoid valve operating conditions and verifying cooling anomalies pre

See how a nested thermoelectric module heat-exchanges with the evaporator refrigerant pipe to e

See how a thermoelectric heat pump with capacitance spacer blocks and onboard batteries maintai

See how a segmented storage assembly uses a fixed housing with air flow devices and a removable

See how a flow valve adjusts refrigerant distribution between evaporators using temperature fee

See how a water reservoir thermal mass maintains 4°C vaccine storage without batteries, using w

See how a protruding formed section on the refrigerator rear plate nests water hoses and equipm

See how inverter frequency adjustment restricts equivalent negative-phase-sequence current to p

See how dynamic fan speed control and defrosting water recirculation maintain humidity in air-c

See how mode-based compressor control prevents simultaneous operation under normal conditions t

See how integrated sensors, controlled temperature zones, and automated inventory tracking redu

See how dual independent refrigeration cycles with forced-convection and natural-convection con

See how phase change material and unidirectional thermal conductors maintain refrigeration temp

See how a roll-bond evaporator integrates a heating wire heater into the case structure to redu

See how an external dehumidifying device absorbs moisture before it enters the compartment, red

See how dynamic voltage adjustment to a thermoelectric cooling module reduces energy consumptio

See how a thermoelectric module assembly mounted on the grille panel achieves -50°C cryogenic f

See how variable speed compressors in a two-stage cascade system enable staged startup, uniform

See how periodic alternation of dual compressors in high outside air temperatures reduces contr

See how automatic shutdown systems detect fire signatures and air transit to control exhaust fa

See how a pH sensor in the condensate drain detects fumigants and SO2 before they corrode refri

See how segmented temperature zones, integrated sensors, and automated inventory tracking maint

See how rotatable elasto-caloric stages with radial spokes achieve higher Carnot efficiency tha

See how spiral torus-stacked condensation pipes in an air duct improve refrigerator heat dissip