Method and apparatus for controlling an air conditioner with a solar cell

• Main Authors: KOGA, KENICHI, TOKIZAKI, HISASHI, NAKAMURA, YOSHIHIRO, ONIZUKA, KEIGO, OGURA, KAZUO, SASAKI, SHIGEHARU
• Format: Patent
• Language: English; French; German
• Published: 19.10.1994
• Edition: 5
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS; BLASTING; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; COMBINED HEATING AND REFRIGERATION SYSTEMS; CONTROL OR REGULATION THEREOF; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; HEAT PUMP SYSTEMS; HEATING; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; RANGES; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; SYSTEMS FOR STORING ELECTRIC ENERGY; VENTILATING; WEAPONS

A DC power supply bus is used to connect a solar cell to an outdoor unit of air conditioners. The output voltage of each outdoor unit is so controlled as to maximize the power generation efficiency of the solar cell and the DC power supplid to the air conditioner is regulated to predetermined value.