AIR CONDITIONER

• Main Author: ISHIZUKA HIROSHI
• Format: Patent
• Language: English; Japanese
• Published: 30.05.2016
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; 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; VENTILATING; WEAPONS

PROBLEM TO BE SOLVED: To improve reliability of confirmation of an operating state.SOLUTION: An air conditioner includes: an outdoor unit 1 having a compressor 4, an outdoor heat exchanger 6 and a restrictor 9; and an indoor unit 2 having an indoor heat exchanger 15 and an indoor air blower 16. The air conditioner further includes: capacity calculation means 31 for calculating the capacity of the indoor unit 2 during operation; efficiency calculation means 32 for continuously acquiring the capacity of the indoor unit 2 calculated by the capacity calculation means 31 at predetermined time intervals and calculating the efficiency of the indoor unit 2 at each time point; calculation result determination means 33 for comparing the capacity of the indoor unit 2 calculated by the capacity calculation means 31 and the efficiency of the indoor unit 2 calculated by the efficiency calculation means 32 with preset reference capacity and reference efficiency, respectively to determine the calculation results; and display means 36 for displaying the determination obtained by the calculation result determination means 33 on a display section 38.SELECTED DRAWING: Figure 1 【課題】運転状態の確認の信頼性を向上すること。【解決手段】圧縮機４および室外熱交換器６ならびに絞り９を有する室外機１と、室内熱交換器１５および室内送風機１６を有する室内機２と、を有する空気調和機であって、運転時の室内機２の能力を算出する能力算出手段３１と、能力算出手段３１により算出する室内機２の能力を所定時間ごとに継続して取得し各時間ごとに室内機２の効率を算出する効率算出手段３２と、能力算出手段３１により算出する室内機２の能力および効率算出手段３２により算出する室内機２の効率を、予め設定した基準能力および基準効率と比較してそれぞれの算出結果を判定する算出結果判定手段３３と、算出結果判定手段３３による判定を表示部３８に表示させる表示手段３６と、を備える。【選択図】図１