Wani yadda ake iya haɗa da faduwar rotor da stator zuwa gini na ƙarfin ƙaramin kuli?

Ingantaccen Tashar Rotor da Stator zuwa Kiyaye

A motocin kai, tashar rotor da stator (wanda ake kira air gap) yana taka muhimmanci ga noma kiyayen motoci. Ingantaccen air gap yana taimakawa da masu shaida na electromagnetic, mechanical, da thermal na motoci. Duk da cewa, wasu manyan abubuwa suna haɗa da air gap zuwa kiyaye:

1. Ingantaccen Shaida na Electromagnetic

• Gwadon Magnetic Flux Density: Ingantaccen air gap yana taimakawa da gwadon magnetic flux density a cikin motoci. Idan air gap yana dace, yana iya bayyana magnetic flux zai gane, ta haka yana kawo kan magnetic reluctance da take saurari flux density. Idan air gap yana da tsawo, yana buƙatar magnetic reluctance, wanda yake yi kudaden flux density.

• Kudancin Tsawon Magnetic Field: Idan air gap yana da tsawo, tsawon magnetic field yana da kudanci, wanda yake yi kudancin electromagnetic coupling daga rotor zuwa stator. Wannan yana kudeta noma motoci da kuma yana buƙatar energy losses, wanda yake yi kiyaye mafi yawa.

• Tsawon Excitation Current: Don samun tsawon flux density, idan air gap yana da tsawo, yana buƙatar excitation current mafi tsawo. Tsawon excitation current yana yi copper losses (I²R losses) mafi tsawo, wanda yake yi kiyaye mafi yawa.

2. Ingantaccen Shaida na Mechanical

• Tsawon Vibration da Kyau: Idan air gap ba da tsawo ko karamin tsawo, zai iya yi misalignment daga rotor zuwa stator, wanda yake yi tsawon vibration da kyau. Vibration ba tare da ingantaccen noma motoci kawai, amma yana buƙatar wear a bearings da wasu mechanical components, wanda yake iya yi kiyaye mafi yawa.

• Bayanin Friction: Idan air gap yana dace, yana da risco da contact ko friction daga rotor zuwa stator, musamman a lokacin da high-speed operation ko fluctuating loads. Friction yana yi kiyaye mafi yawa da kuma zai iya yi kudancin motoci.

3. Ingantaccen Shaida na Thermal

• Kudancin Noma Heat Dissipation: Idan air gap yana da tsawo, yana yi kudancin thermal resistance a cikin motoci, wanda yana buƙata heat zai gane daga cikin motoci zuwa environment. Wannan yana yi kudancin internal temperatures, musamman a windings da core, wanda yana yi kudancin aging of insulation materials da kuma kudancin lifespan na motoci.

• Localized Overheating: Idan air gap ba da tsawo, wasu wurare suka da air gap mafi dace, wanda yake yi localized magnetic flux concentration da kuma localized overheating. Wannan yana yi kudancin degradation of insulation materials a wurare masu, wanda yake yi risco da failure.

• Tsawon Temperature Rise: Saboda kudancin tsawon magnetic field da tsawon excitation current saboda air gap mafi tsawo, yana yi copper losses da iron losses mafi tsawo, wanda yake yi overall temperature rise mafi tsawo. Tsawon temperature rise yana iya yi kudancin noma da reliability na motoci, da kuma zai iya trigger overheat protection, wanda yake yi shutdown.

4. Ingantaccen Shaida na Efficiency da Power Factor

• Kudancin Efficiency: Idan air gap yana da tsawo, yana yi energy losses mafi tsawo, musamman saboda tsawon excitation current da kudancin magnetic flux density. Energy losses yana faruwa a cikin heat, wanda yake yi kudancin noma motoci.

• Kudancin Power Factor: Idan air gap yana da tsawo, yana buƙatar reactive power demand mafi tsawo, wanda yake yi kudancin power factor. Low power factor yana buƙatar motoci da current mafi tsawo don produce output power mafi tsawo, wanda yake yi line losses da burden on transformers, wanda yake yi kudancin heating issues.

Muhimmiyar Jumla

Tashar rotor da stator (air gap) yana taka muhimmanci ga kiyayen motoci. Air gap mafi dace yana yi magnetic flux density da electromagnetic coupling efficiency, kudeta excitation current da energy losses, da kuma kudeta kiyaye. Amma, air gap mafi dace yana iya yi mechanical friction da localized overheating risks. Air gap mafi tsawo yana yi kudancin tsawon magnetic field, tsawon excitation current da energy losses, wanda yake yi kiyaye mafi yawa, da kuma kudancin noma da power factor na motoci. Saboda haka, proper design da control of air gap size yana da muhimmanci don ensure efficient da reliable motoci da kuma extend its lifespan.