Domestic Refrigerators TRIZ Cases

See how a water collection guide and pipe system directly discharge condensate and defrost wate

See how a guide duct redirects heated air from a thermoelectric cooling system to prevent user

See how time-dependent set temperature calculation enables gradual load temperature change to t

See how adaptive dual-cycle compressor control uses historical temperature data to reduce fluct

See how a composite door with semiconductor refrigeration and isolated air paths enables indepe

See how a roller shutter passage assembly and sample scooping mechanism enable localized cryoge

See how alternating cooling cycles between compartments with adaptive timing reduce temperature

See how a heater in the separation wall activates only when cooling stops, preventing condensat

See how dynamic valve timing equalizes condenser-evaporator pressure before compressor start, r

See how a coupling member presses cooling and heat sinks against a thermoelectric element to im

See how a modular refrigeration system uses passive evaporative cooling and absorbent materials

See how a separate mounting part absorbs holding forces from the light module, preventing mecha

See how a plate-like strip cover with a narrow light emission edge creates discreet lighting ac

See how a hybrid refrigeration system combines thermoelectric heat pumps for steady-state cooli

See how an air inlet duct assembly cools electromagnetic coils first, then redirects cold air i

See how layered thermoelectric units with capacitance spacer blocks maintain vaccine temperatur

See how movable separation plates create independent hot and cold chambers in a portable storag

See how a motorized lid with pressing portion and sealing member automates ventilation port con

See how a suction-type cooling fan and guide duct resolve non-uniform temperature and flow resi

See how a portable cooler uses phase change material, vacuum insulation, and thermoelectric ele

See how vacuum insulation, sealed phase change material, and electronic address switching enabl

See how a portable cooler integrates compressor-based refrigeration, evaporative misting, and f

See how a heater in the separation wall operates periodically when refrigeration stops to preve

See how dynamic cooling power adjustment based on compartment-specific temperatures prevents ov

See how thermoelectric containers with segmented temperature control reduce storage volume and

See how a thermoelectric device integrated with an evaporator enables rapid super-low temperatu

See how converting cooling power demand to motor speed via pressure-based models enables vapour

See how segmented cooled heatsinks and a shared heated heatsink prevent Peltier element bending

See how dynamic heater control adjusts defrost power based on evaporator temperature feedback t

See how periodic start-stop control prevents ultrasonic transducer overheating in refrigerators

See how a wick-based evaporative system replaces ultrasonic humidifiers to control refrigerator

See how a modulator with reservoir and supply conduit adjusts refrigerant charge to serve both

See how angled semiconductor mounting and closed-loop liquid cooling enable 72-hour battery ope

See how a single evaporator in a bridge chamber with movable dampers serves both fresh food and

See how zone-based defrost control with segmented heating reduces power consumption by 25% whil

See how independently constructed cooling and refrigeration modules with adjustable freezer com

See how a temperature adjustment module in the dispensing path enables independent drinking tem

See how a water-jacket and remote radiator design solves Peltier refrigerator heat-transfer lim

See how pressure-difference feedback adjusts evaporator fan speed to reduce energy consumption

See how vacuum-insulated double walls, phase change materials, and thermoelectric elements main

See how a portable refrigerator uses thermoelectric cooling, phase change material chambers, an

See how continuous closed-loop compressor capacity control prioritizes refrigeration needs acro

See how dual cooling devices with centralized coordination improve ultra-low temperature unifor

See how a portable container uses phase change material, thermoelectric modules, and thermal in

See how a portable refrigerator uses thermoelectric cooling and dual power modes to enable inde

See how a refrigerator uses a temperature prediction model to control thermoelectric cooling du

See how thermoelectric elements and periodic feedback control maintain medicine temperature in

See how independent cooling circuits with automatic set-point balancing maintain precise temper

See how pulsed blower operation after defrost cycles controls warm air introduction, preventing

Alternating long and short compressor runs speeds cooling of newly loaded goods while limiting unnecessary cooling in the second compartment.

A 3-way valve and sensor-controlled fans let both freezer and fresh-food chambers cool together with lower power, noise, and defrost interruption.

A control unit switches a dual-evaporator refrigerator valve in advance to balance chamber cooling, cut energy loss, and prevent suction-line condensate.

Separate freezer and refrigerator cycles with a dual-path condenser cut subcooling waste and improve machine-compartment heat dissipation.

An asymmetric center mullion plate keeps a single-line heat pipe in tight contact to prevent dew while limiting heat entry and energy use.

A thermosiphon transfers freezer cold to the refrigerator compartment during failures, while dew collection prevents condensation from dripping onto food.

Multiple Peltier layers and a thermal capacitance spacer block hold sensitive goods at stable temperatures for days without external power.

A timed compressor control keeps freezer temperature stable in low ambient conditions without heaters, cutting energy use and spoilage risk.

Alternating freezer and fresh-food cooling cycles with coordinated fan, damper, and valve control cut energy use while holding set temperatures.

Switching the freezer fan off during dual-evaporator operation cuts energy waste while restoring airflow when temperature control becomes critical.

Thermal capacitors and thermoelectric heat pumps hold sensitive goods within ±1°C for days without external power while keeping transport lightweight.

A glycol secondary loop cools the icemaker without complex air ducts, boosting ice production while keeping fresh food temperatures stable.

A fresh food evaporator and ducted chiller compartment speed beverage cooling while avoiding freezer-fed duct icing and freezing.

Dynamic damper and air-mixing fan control stabilizes fresh food and freezer temperatures while reducing stratification and compressor cycling.

Independently controlled drawers use rear-evaporator airflow to refrigerate, freeze, thaw, or blast chill evenly without lids.

A cooling plate, fan, and independent temperature control create a soft-freeze zone that limits ice crystal growth and keeps meat fresher longer.

A sealed ice bin latch helps a fresh-food icemaking compartment hold freezing temperatures using insulated covers and freezer-fed airflow.

Cold air ducting from the freezer keeps an insulated ice compartment at 0-32°F inside the fresh food section for convenient door dispensing.

An airflow guide separates suction and discharge paths in a built-in refrigerator machine room to stop hot air recirculation and improve heat transfer.

Phase-change refrigerant pipelines spread cooling across liner walls, improving semiconductor refrigerator efficiency while cutting fan noise.

A pumped liquid coolant loop cools a door ice maker and bin from the freezer, reducing frost, air leaks, and lost fresh-food space.

A dual-loop refrigerant layout uses a liquid tank and vapor propulsion to return lubricant and protect compressors in long VRV piping runs.

Spaced container walls and integrated housings enable independent cooling while preventing double-door collisions in bottom-mount refrigerators.

A pinned heat-exchange plate and guided airflow speed refrigerator freezing and thawing while reducing food temperature gradients and energy use.

Warm liquid refrigerant in an auxiliary sub-cooler prevents dispenser casing condensation while boosting freeze chamber cooling capacity.

Two parallel refrigerant circuits share the first zone to redistribute cooling capacity across three compartments without overcooling.

Flexible protrusions and insertion holes lock the evaporator to its cover without screws, cutting assembly time and preventing displacement.

A vertical split-flow heat exchanger inside an insulated freezer deck improves heat transfer while preserving ultra-low temperature storage space.

Forced airflow channels built into the insulated wall cool hot absorption components without a large rear niche, saving storage space and placement flexibility.

Sliding ribs and locking portions let a refrigerator sensor cover attach and detach quickly while resisting vibration and component damage.

A guide member channels fan air over the evaporator and routes defrost water below it, reducing cold air leakage and energy loss.

A vacuum space and liquid-gas interchanger improve refrigerator insulation and cooling efficiency while keeping the cabinet compact.

Separate quick-freezing and storage airflow paths help food pass the ice-crystal zone faster while reducing drying and energy loss.

A double-glass defrost heater uses radial-gap sensing to detect tube damage and keep refrigerant-facing surfaces below ignition temperature.

Dedicated ducting, insulation, and a pantry fan deliver evaporator-cooled air to keep the pantry colder than the main compartment.

Phase-change refrigerant pipes arranged in perpendicular planes boost cold-end heat exchange while cutting fan noise, space use, and reliability loss.

Phase-change refrigerant pipelines bonded to liner walls improve cold-side heat transfer, removing the fan to cut noise and boost reliability.