JP6685418B2 - 空調システム、空調制御装置、空調方法及びプログラム - Google Patents
空調システム、空調制御装置、空調方法及びプログラム Download PDFInfo
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- 238000004378 air conditioning Methods 0.000 title claims description 94
- 238000000034 method Methods 0.000 title claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 130
- 238000001514 detection method Methods 0.000 claims description 12
- 238000009423 ventilation Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 6
- 230000014509 gene expression Effects 0.000 description 26
- 238000001816 cooling Methods 0.000 description 22
- 230000008859 change Effects 0.000 description 19
- 238000010586 diagram Methods 0.000 description 14
- 230000005540 biological transmission Effects 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 10
- 238000007664 blowing Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 9
- 238000012545 processing Methods 0.000 description 9
- 239000003507 refrigerant Substances 0.000 description 9
- 230000007423 decrease Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/00077—Indoor units, e.g. fan coil units receiving heat exchange fluid entering and leaving the unit as a liquid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0003—Exclusively-fluid systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/85—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using variable-flow pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/87—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling absorption or discharge of heat in outdoor units
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
- F25B25/005—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00 using primary and secondary systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2120/00—Control inputs relating to users or occupants
- F24F2120/10—Occupancy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2203/00—Devices or apparatus used for air treatment
- F24F2203/02—System or Device comprising a heat pump as a subsystem, e.g. combined with humidification/dehumidification, heating, natural energy or with hybrid system
- F24F2203/021—Compression cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/003—Indoor unit with water as a heat sink or heat source
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/029—Control issues
- F25B2313/0294—Control issues related to the outdoor fan, e.g. controlling speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/02—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2104—Temperatures of an indoor room or compartment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2116—Temperatures of a condenser
- F25B2700/21161—Temperatures of a condenser of the fluid heated by the condenser
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2117—Temperatures of an evaporator
- F25B2700/21171—Temperatures of an evaporator of the fluid cooled by the evaporator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2117—Temperatures of an evaporator
- F25B2700/21171—Temperatures of an evaporator of the fluid cooled by the evaporator
- F25B2700/21172—Temperatures of an evaporator of the fluid cooled by the evaporator at the inlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2117—Temperatures of an evaporator
- F25B2700/21171—Temperatures of an evaporator of the fluid cooled by the evaporator
- F25B2700/21173—Temperatures of an evaporator of the fluid cooled by the evaporator at the outlet
Description
温調した水を供給する熱源機と、前記熱源機から供給された水と室内から取り込んだ空気の熱交換を行う空調機と、前記熱源機と前記空調機との間で水を循環させる水循環手段とを備える空調システムであって、
前記室内の湿度の上昇に応じて前記空調機の潜熱能力を高くする必要がある場合のみ、供給する水の温度が低くなるように前記熱源機を制御し、前記室内の温度の上昇に応じて前記空調機の顕熱能力を高くする必要がある場合のみ、前記空調機から前記熱源機へ戻る水の温度が低くなるように前記水循環手段の吐出量を制御する水温度調整手段を備える。
図1は、本発明の実施の形態1に係る空調システムの全体構成を示す図である。この空調システムは、オフィスビル等の建物の空調を冷水又は温水(以下、冷温水という。)によって行うシステムであり、熱源機1と、空調機2と、水循環装置3と、空調制御装置4とから構成される。
続いて、本発明の実施の形態2について説明する。なお、以下の説明において、実施の形態1と共通する構成要素等については、同一の符号を付し、その説明を省略する。
Claims (8)
- 温調した水を供給する熱源機と、前記熱源機から供給された水と室内から取り込んだ空気の熱交換を行う空調機と、前記熱源機と前記空調機との間で水を循環させる水循環手段とを備える空調システムであって、
前記室内の湿度の上昇に応じて前記空調機の潜熱能力を高くする必要がある場合のみ、供給する水の温度が低くなるように前記熱源機を制御し、前記室内の温度の上昇に応じて前記空調機の顕熱能力を高くする必要がある場合のみ、前記空調機から前記熱源機へ戻る水の温度が低くなるように前記水循環手段の吐出量を制御する水温度調整手段を備える、空調システム。 - 温調した水を供給する熱源機と、前記熱源機から供給された水と室内から取り込んだ空気の熱交換を行う空調機と、前記熱源機と前記空調機との間で水を循環させる水循環手段とを備える空調システムであって、
前記室内の潜熱負荷の上昇に応じて前記空調機の潜熱能力を高くする必要がある場合のみ、供給する水の温度が低くなるように前記熱源機を制御し、前記室内の顕熱負荷の上昇に応じて前記空調機の顕熱能力を高くする必要がある場合のみ、前記空調機から前記熱源機へ戻る水の温度が低くなるように前記水循環手段の吐出量を制御する水温度調整手段を備える、空調システム。 - 温調した水を供給する熱源機と、前記熱源機から供給された水と室内から取り込んだ空気の熱交換を行う空調機と、前記熱源機と前記空調機との間で水を循環させる水循環手段とを備える空調システムであって、
前記室内の潜熱負荷の上昇に応じて、供給する水の温度が低くなるように前記熱源機を制御し、前記室内の顕熱負荷の上昇に応じて、前記空調機から前記熱源機へ戻る水の温度が低くなるように前記水循環手段の吐出量を制御する水温度調整手段を備え、
前記水温度調整手段は、一定時間毎に、前記空調機の潜熱能力を算出し、算出した潜熱能力と前記室内の湿度とを関連付けたデータを生成する処理を繰り返し行うことで、前記室内の潜熱負荷と前記室内の湿度との相関関係を学習し、一定時間毎に、前記空調機の顕熱能力を算出し、算出した顕熱能力と前記室内の温度とを関連付けたデータを生成する処理を繰り返し行うことで、前記室内の顕熱負荷と前記室内の温度との相関関係を学習する学習手段を備える、空調システム。 - 前記学習手段は、前記空調機によって取り込まれた空気の湿度と、前記空調機から吹き出される空気の湿度と、前記空調機から吹き出される空気の風量とに基づいて前記空調機の潜熱能力を算出し、前記空調機によって取り込まれた空気の温度と、前記空調機から吹き出される空気の温度と、前記空調機から吹き出される空気の風量とに基づいて前記空調機の顕熱能力を算出する、請求項3に記載の空調システム。
- 温調した水を供給する熱源機と、前記熱源機から供給された水と室内から取り込んだ空気の熱交換を行う空調機と、前記熱源機と前記空調機との間で水を循環させる水循環手段とを備える空調システムであって、
前記室内の潜熱負荷の上昇に応じて、供給する水の温度が低くなるように前記熱源機を制御し、前記室内の顕熱負荷の上昇に応じて、前記空調機から前記熱源機へ戻る水の温度が低くなるように前記水循環手段の吐出量を制御する水温度調整手段を備え、
前記水温度調整手段は、
在室人数と、前記室内及び室外の湿度と、前記室内の換気風量とに基づいて、前記室内の潜熱負荷を検出する潜熱負荷検出手段と、
前記在室人数と、前記室内で消費される電力と、前記室内及び室外の温度と、前記換気風量とに基づいて、前記室内の顕熱負荷を検出する顕熱負荷検出手段と、を備える、空調システム。 - 温調した水を供給する熱源機と、前記熱源機と空調機との間で水を循環させる水循環手段とを制御する空調制御装置であって、
室内の湿度の上昇に応じて前記空調機の潜熱能力を高くする必要がある場合のみ、供給する水の温度が低くなるように前記熱源機を制御し、前記室内の温度の上昇に応じて前記空調機の顕熱能力を高くする必要がある場合のみ、前記空調機から前記熱源機へ戻る水の温度が低くなるように前記水循環手段の吐出量を制御する、空調制御装置。 - 温調した水を供給する熱源機と、前記熱源機から供給された水と室内から取り込んだ空気の熱交換を行う空調機と、前記熱源機と前記空調機との間で水を循環させる水循環手段とを備える空調システムによって実行される空調方法であって、
前記室内の湿度の上昇に応じて前記空調機の潜熱能力を高くする必要がある場合のみ、供給する水の温度が低くなるように前記熱源機を制御し、前記室内の温度の上昇に応じて前記空調機の顕熱能力を高くする必要がある場合のみ、前記空調機から前記熱源機へ戻る水の温度が低くなるように前記水循環手段の吐出量を制御する、空調方法。 - 温調した水を供給する熱源機と、前記熱源機と空調機との間で水を循環させる水循環手段とを制御するコンピュータに、
室内の湿度の上昇に応じて前記空調機の潜熱能力を高くする必要がある場合のみ、供給する水の温度が低くなるように前記熱源機を制御し、前記室内の温度の上昇に応じて前記空調機の顕熱能力を高くする必要がある場合のみ、前記空調機から前記熱源機へ戻る水の温度が低くなるように前記水循環手段を制御する処理を実行させる、プログラム。
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