AIR CONDITIONER AND AIR-CONDITIONING SYSTEM

• Main Authors: NAITO KOJI, YAN CHENXU, MATSUMURA KENJI
• Format: Patent
• Language: English; Japanese
• Published: 31.01.2024
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; RANGES; VENTILATING; WEAPONS

To provide an air conditioner having excellent operation efficiency.SOLUTION: An air conditioner 1 comprises: a desiccant rotor 2; a heat exchanger 31 arranged at a flow passage 71, and arranged at an airflow upstream side of the desiccant rotor 2; a heat exchanger 32 arranged in parallel with the heat exchanger 31, and arranged at an airflow downstream side of the desiccant rotor 2; a heat exchanger 33 arranged at a flow passage 72, and arranged at the airflow upstream side of the desiccant rotor 2; a heat exchanger 34 arranged in parallel with the heat exchanger 33, and arranged at the airflow downstream side of the desiccant rotor 2; an expansion valve 41 for controlling a refrigerant flow rate to the heat exchanger 31; an expansion valve 42 constituted separate from the expansion valve 41, and controlling a refrigerant flow rate to the heat exchanger 32; an expansion valve 43 for controlling a refrigerant flow rate to the heat exchanger 33; an expansion valve 44 constituted separate from the expansion valve 43, and controlling a refrigerant flow rate to the heat exchanger 34; and a compressor 5.SELECTED DRAWING: Figure 1 【課題】優れた運転効率を有する空気調和機を提供する。【解決手段】空気調和機１は、デシカントロータ２と、流路７１に備えられ、デシカントロータ２の空気流上流側に配置される熱交換器３１と、熱交換器３１とは並列に備えられ、デシカントロータ２の空気流下流側に配置される熱交換器３２と、流路７２に備えられ、デシカントロータ２の空気流上流側に配置される熱交換器３３と、熱交換器３３とは並列に備えられ、デシカントロータ２の空気流下流側に配置される熱交換器３４と、熱交換器３１への冷媒流量を制御する膨張弁４１と、膨張弁４１とは別体に構成され、熱交換器３２への冷媒流量を制御する膨張弁４２と、熱交換器３３への冷媒流量を制御する膨張弁４３と、膨張弁４３とは別体に構成され、熱交換器３４への冷媒流量を制御する膨張弁４４と、圧縮機５と、を備える。【選択図】図１