Compressor TRIZ Cases

See how a binary refrigeration apparatus uses propane and ethane with alkylbenzene oil to achie

See how a steam turbine drives two parallel compressors via a common shaft with magnetic decoup

See how a groove on insulator tooth portions circulates lubricant oil through the motor stator,

Pressure control shifts CO2 refrigeration into transcritical operation when heat demand rises, reclaiming heat for ice rinks with lower environmental risk.

See how an oil equalization line with feedback-controlled valves balances lubricant levels betw

See how varying motor drive parameters—PWM frequency, torque/amp ratio—increases discharge supe

See how a suction conduit routes working fluid directly to the compression mechanism, bypassing

Annular grooves and elastic bearing portions redistribute shaft contact pressure to cut wear and improve rotary compressor reliability.

See how a CO₂ refrigeration system uses transcritical pressure control and heat-reclaim units t

See how an injection circuit with mode-adaptive expansion control lowers compressor discharge t

See how selective compressor energizing and temperature threshold monitoring verify sensor-comp

See how a tandem compressor controller disables threshold logic during sensor failure, enabling

A dual-tube oil separator uses valve-controlled oil return to prevent compressor oil shortage, backflow, and efficiency loss from mixed compression.

See how inverted ear mount positioning enables rear compressor installation at reduced height,

See how increasing refrigerant superheat before compressor shutdown raises oil concentration in

Outlet superheat feedback turns down the throttling element during cooling switchover to cut tank pressure and restore indoor refrigerant capacity.

See how two-phase refrigerant at medium pressure cools the compressor engine without extra valv

See how a single gear pump with separate suction openings removes oil from the motor housing wh

See how sensor-based oil detection and controller-driven compressor switching maintain oil bala

See how a variable-diameter orifice in the oil recovery passage adjusts to storage chamber pres

See how a flash tank cools hot refrigerant from low-temperature loads using phase transition, p

See how magnetic bearing assemblies enable high-speed induction motors to directly drive centri

See how dual-pump switching between heat exchangers delivers consistent refrigerant lubrication

See how a rotationally symmetrical base body design enables lathe production, reduces material

See how dual lubricant flowpaths and sensor-based switching enable centrifugal compressor beari

See how a tetrafluoropropene-based composition achieves zero ODP and GWP below 150 while mainta

See how a control module switches motor windings and solenoid valve settings to operate a two-s

See how a voltage divider and comparator circuit enables accurate switch state detection in PFC

A spring-pressed magnet holder secures the permanent magnet without adhesive, preventing outgassing that can reduce cryocooler cooling capacity.

See how an elastic sealing member with annular portions prevents refrigerant from entering moto

See how fluoroolefin-based refrigerant compositions with perfluoroalkyl groups reduce global wa

See how dynamic minimum speed limits based on temperature feedback prevent lubricant dilution i

See how a dual-outlet lubricant separator directs lubricant-rich fluid to compressor sumps and

See how voice coil actuators with embedded magnets enable opposing pistons to push and pull eac

See how integrating the accumulator into the compressor motor housing enables vapor cooling, re

See how routing vapor refrigerant through the compressor motor housing eliminates external cool

See how dynamic discharge superheat control based on compression ratio and compressor frequency

See how automatic cargo temperature monitoring and refrigerant circuit feedback eliminate manua

See how a two-stage compressor uses an oil tank in the second chamber and rotor extension to ne

Switching from parallel to series dehumidifying-heating mode boosts refrigerant oil return to the compressor and preserves heating capacity.

See how a control valve assembly adjusts gas suction paths in a low back pressure rotary compre

See how optimized magnet thickness and length ratios maintain magnetic flux and anti-demagnetiz

See how a centrifugal compressor uses refrigerant as lubricant carrier with pressure and vibrat

A nozzle-based flow control device splits suction gas into lubricant-rich and lean streams to keep parallel compressors lubricated without disrupting temperature control.

See how a three-mode cooling system drains oil from low-side heat exchangers into vessels, then

See how dual electromagnetic valves with feedback control prevent compressor oil shortage and e

See how a multilevel chopper circuit with three boost modes reduces reactor size and cost while

See how a vaporizer uses hot gas bypass heat exchange to separate refrigerant from oil while ma

See how heat exchanging units divide stationary blade flow paths to reduce equivalent diameter,