Heat Pumps TRIZ Cases

See how an ejector system uses motive fluid to compress suction flow, enabling heat pumps to op

See how a secondary circulation system isolates hydrocarbon refrigerants in dishwasher heat rec

See how a partitioned condenser with a colder condensation surface enriches and removes foreign

See how a dual-circuit heat pump with intermediary refrigerant recovers exhaust air energy to p

See how a branching bypass passage with heat absorption stabilizes refrigerant state and boosts

See how dynamic indoor fan speed adjustment based on outdoor coil temperature and compressor sp

See how thermal insulation, heat pump recovery, and feedback control reduce diffusion pump ener

See how an interlaced outdoor heat exchanger with multiple refrigerant flow paths enables local

See how a partition wall in an integrated heat pump module suppresses heat transfer between hig

See how priority-based periodic switching between hot water production and air conditioning mod

See how periodic compressor cycling and electrical heating elements maintain hot water producti

See how segmented expansion units and mode-based control minimize refrigerant flow instability

See how a ternary HFO-HFC refrigerant blend achieves GWP below 150 and Class A1 safety while ma

See how a cascade heat pump defrosts by reversing first-stage refrigerant flow while a bypass l

See how frequency-based control with superheat feedback corrects expansion valve opening to pre

See how a cascade heat pump defrost method reverses first-stage flow while bypassing the second

See how pressure-based reversing valve control blocks compressor discharge flow during defrost

See how replacing an expansion valve with a rotatable expander unit enables a heat cycle system

See how a secondary evaporator with hot-fluid supply boosts refrigerant temperature in low-ambi

See how synchronized 4/2-way directional control valves reverse heat-exchanger flow without add

See how supercooling degree measurement detects small R290 refrigerant leaks despite low satura

See how internal and external adsorbers reduce refrigerant concentration without pressure build

See how a plastic accumulator with vertical and horizontal baffles separates refrigerant phases

See how segmented outdoor heat exchangers with dual four-way valves direct high-temperature ref

See how a heat pump transfers heat from wastewater to incoming fresh water, achieving 300-600%

See how a two-stage compression heat pump with water droplet intercooling achieves 280°C output

See how a heat pump transfers heat from wastewater to fresh water using refrigerant circulation

See how buried pipe thermal storage and dual heat exchange modules capture data center waste he

See how an exhaust heat exchanger recovers thermal energy from facility air and transfers it to

See how a rotatable inner housing with selective penetration holes merges heat pump, battery, a

See how a dual-circuit heat pump uses dynamic refrigerant redistribution to match actual operat

See how a dual circuit heat pump replaces mechanical vapor compression with liquid CO2 pumping

See how elongated support structures and compression stress control prevent SMA material buckli

See how a capacitor-based backup power circuit enables valve closure during power failures to p

See how a dual-portion heat pipe transfers power converter waste heat into the refrigeration cy

See how dual gas and liquid injection valves dynamically adjust refrigerant flow to prevent com

See how a reinforcement learning agent dynamically optimizes water loop temperature and flow ra

See how a connection kit with regulating valves and bypass portions prevents refrigerant and oi

See how a selectable bypass flow path routes refrigerant directly from compressor to accumulato

See how segmented thermal storage systems enable a single heat pump to release high-temperature

See how modular housing with gas separator and exhaust duct prevents hazardous refrigerant leak

See how integrating the preheating chamber with the pump body eliminates the regenerator, preve

See how an HFO-1233zd blend achieves GWP below 150 while enabling condensing temperatures above

See how segregated chambers with controlled ventilation isolate flammable refrigerant leaks fro

See how a seed crystal chamber uses directional freezing and thermal conductivity differences t

See how a bypass circuit with an evaporative heat exchanger suppresses excessive refrigerant fl

See how a valve opening circuit uses external DC power to open refrigerant valves after AC disc

See how integrating a heat pump with thermochemical storage eliminates external heat sources, a

See how separated chambers with directed ventilation isolate flammable refrigerant from electro

A grid-protected heat exchanger uses natural water flow for heat recovery without pumps, reducing clogging, damage, and energy loss.

Using Z-HFO-1336mzz as the working fluid lets high-temperature heat pumps reach higher condenser temperatures with lower GWP and zero ODP.

Recycled condensation heat vaporizes and compresses a secondary heating agent to cut Rankine-cycle losses and reduce external cooling demand.

Gradually varied louver spacing redirects airflow to delay front-side frosting, reduce defrost cycles, and sustain heat pump heating efficiency.

A controller tracks available heat pump capacity during defrost and adjusts active units to match thermal load with less energy waste.

A recirculation loop cools working fluid from an electrochemical climate control unit, rejecting heat without a condenser and limiting fluid temperature.

Dynamic condensing temperature control keeps the heat pump just above fluid temperature to improve COP and cut CO2 emissions.

A modified booster circuit manages refrigerant flow to deliver high-temperature water efficiently in low-air and domestic hot water operation.

Two expansion valves keep refrigerant low-density in the transit duct, cutting charge while preserving heat pump range and performance.

Conventional pumps and compressors waste energy changing fluid pressure; feedback-controlled pressure exchange recovers energy and adjusts pump speed.

A controlled gas barrier prevents hot-cold fluid mixing, improving SMA/NTE power and heat-pump cycle efficiency.

Optimizing suction-side flow path length to ensure homogeneous refrigerant mixing before compressor entry.

A heat pump cycle device uses a bypass flow-rate adjusting unit to manage refrigerant pressure differences.

A reversible heat pump uses a dual hydraulic circuit to feed utility liquid through a cooling device before a condenser.

Independent tube bundles in one shell resolve the contradiction between versatility and complexity, reducing space requirements.

A variable-frequency heat pump water heater adjusts compressor operation based on grid-connected photovoltaic surplus electricity.

A geothermal adapter uses zeolite to absorb moisture and release latent heat, enhancing thermal transfer in cold climates.