JP2642799B2 - Air conditioner - Google Patents

Air conditioner

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Publication number
JP2642799B2
JP2642799B2 JP3133920A JP13392091A JP2642799B2 JP 2642799 B2 JP2642799 B2 JP 2642799B2 JP 3133920 A JP3133920 A JP 3133920A JP 13392091 A JP13392091 A JP 13392091A JP 2642799 B2 JP2642799 B2 JP 2642799B2
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JP
Japan
Prior art keywords
air
supply
amount
evaporator
conditioned
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP3133920A
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Japanese (ja)
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JPH04359721A (en
Inventor
敏和 奥村
Original Assignee
株式会社クボタ
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Priority to JP3133920A priority Critical patent/JP2642799B2/en
Publication of JPH04359721A publication Critical patent/JPH04359721A/en
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Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION
【0001】[0001]
【産業上の利用分野】本発明は空調装置に関し、詳しく
は、ヒートポンプの蒸発器により冷却生成した冷風と、
この蒸発器での冷風生成に並行して前記ヒートポンプの
凝縮器により加熱生成した温風とを複数の空調対象室の
各々に供給する風路を設け、前記空調対象室ごとに前記
冷風の供給風量と前記温風の供給風量との比を調整する
風量比調整手段を設けた冷温風混合式の空調装置に関す
る。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner, and more particularly, to cold air generated by cooling by an evaporator of a heat pump.
An air passage is provided for supplying hot air heated and generated by the condenser of the heat pump to each of the plurality of air-conditioned rooms in parallel with generation of the cold air in the evaporator, and a supply air volume of the cold air for each of the air-conditioned rooms. The present invention relates to a cool / hot air mixing type air conditioner provided with an air volume ratio adjusting means for adjusting a ratio between the supply air volume and the hot air supply air volume.
【0002】[0002]
【従来の技術】従来、冷温風混合式の空調装置として
は、特開昭49−76145号公報に見られるように、
各空調対象室に送る冷風を冷却生成する室内側の蒸発器
と、各空調対象室に送る温風を加熱生成する室内側の凝
縮器とを設けるのに加え、熱源用として屋外側の蒸発器
と屋外側の凝縮器とを設けて、1つのヒートポンプ回路
中に都合2台ずつの蒸発器と凝縮器とを備えさせたもの
がある。
2. Description of the Related Art Conventionally, as a cooling / heating air mixing type air conditioner, as disclosed in JP-A-49-76145,
In addition to providing an indoor evaporator that cools and generates cool air sent to each air-conditioned room, and an indoor condenser that heats and generates warm air sent to each air-conditioned room, an outdoor evaporator for heat sources And a condenser on the outdoor side in which two evaporators and two condensers are provided in one heat pump circuit.
【0003】つまり、このものは、複数の空調対象室の
全体としての冷風の必要風量が温風の必要風量よりも大
きいとき(すなわち、冷房主体のとき)には、室内側蒸
発器での冷媒蒸発量を多くして屋外側蒸発器での冷媒蒸
発量を少なくするのに対し、室内側凝縮器での冷媒凝縮
量を少なくするとともに屋外側凝縮器での冷媒凝縮量を
多くし、これにより、1つのヒートポンプ回路における
全体としての冷媒蒸発量と冷媒凝縮量とのバランスを取
りながら、空調対象室の側における冷風必要風量と温風
必要風量との差に対処するものである。
That is, when the required amount of cool air as a whole of a plurality of air-conditioned rooms is larger than the required amount of warm air (ie, when cooling is mainly performed), the refrigerant in the indoor evaporator is not used. While increasing the amount of evaporation and reducing the amount of refrigerant evaporated in the outdoor evaporator, the amount of refrigerant condensed in the indoor condenser is reduced and the amount of refrigerant condensed in the outdoor condenser is increased. One is to deal with the difference between the required amount of cool air and the required amount of warm air on the side of the room to be air-conditioned while balancing the amount of refrigerant evaporation and the amount of refrigerant condensed as a whole in one heat pump circuit.
【0004】また逆に、複数の空調対象室の全体として
の温風の必要風量が冷風の必要風量よりも大きいとき
(すなわち、暖房主体のとき)には、室内側凝縮器での
冷媒凝縮量を多くして屋外側凝縮器での冷媒凝縮量を少
なくするのに対し、室内側蒸発器での冷媒蒸発量を少な
くするとともに屋外側蒸発器での冷媒蒸発量を多くし、
これにより、1つのヒートポンプ回路における全体とし
ての冷媒凝縮量と冷媒蒸発量とのバランスを取りなが
ら、空調対象室の側における温風必要風量と冷風必要風
量との差に対処するものである。
[0004] Conversely, when the required amount of hot air as a whole of the plurality of air-conditioned rooms is larger than the required amount of cool air (ie, when mainly heating), the amount of refrigerant condensed in the indoor condenser is increased. To increase the amount of refrigerant condensed in the outdoor condenser, while reducing the refrigerant evaporation in the indoor evaporator and increasing the refrigerant evaporation in the outdoor evaporator,
Thus, the difference between the required amount of hot air and the required amount of cold air on the side of the room to be air-conditioned is balanced while balancing the amount of refrigerant condensed and the amount of evaporated refrigerant in one heat pump circuit as a whole.
【0005】[0005]
【発明が解決しようとする課題】しかし、上記の如き従
来の冷温風混合式空調装置では、蒸発器及び凝縮器が室
内側と屋外側との2台ずつ必要であるため、装置コスト
が高く付くとともに、装置が大型化する問題があった。
However, in the conventional cold / hot air mixing type air conditioner as described above, since two evaporators and two condensers are required, one for the indoor side and one for the outdoor side, the cost of the apparatus is high. At the same time, there is a problem that the device becomes large.
【0006】この実情に鑑み、本発明の主たる目的は、
ヒートポンプ回路における蒸発器と凝縮器の装備台数を
最小数である1台ずつにしながらも、1つのヒートポン
プ回路における全体としての冷媒蒸発量と冷媒凝縮量と
のバランスを取りながら、空調対象室の側における冷風
必要風量と温風必要風量との差に対し適切に対処できる
ようにする点にある。
In view of this situation, the main object of the present invention is to
While keeping the number of evaporators and condensers in the heat pump circuit at a minimum of one each, the balance of the refrigerant evaporation amount and the refrigerant condensation amount in one heat pump circuit as a whole and the side of the room to be air-conditioned. Therefore, it is possible to appropriately cope with the difference between the required amount of cool air and the required amount of warm air.
【0007】[0007]
【課題を解決するための手段】本発明による空調装置の
特徴構成は、ヒートポンプの蒸発器により冷却生成した
冷風と、この蒸発器での冷風生成に並行して前記ヒート
ポンプの凝縮器により加熱生成した温風とを複数の空調
対象室の各々に供給する風路を設け、前記空調対象室ご
とに前記冷風の供給風量と前記温風の供給風量との比を
調整する風量比調整手段を設けるのに対し、複数の前記
空調対象室の全体としての冷風の必要風量が温風の必要
風量よりも大きいときには、前記凝縮器で加熱生成した
温風を分流して、一方の分流温風を前記空調対象室に供
給するとともに他方の分流温風を外部に排気し、かつ、
その温風の分流比を調整し、複数の前記空調対象室の全
体としての温風の必要風量が冷風の必要風量よりも大き
いときには、前記蒸発器で冷却生成した冷風を分流し
て、一方の分流冷風を前記空調対象室に供給するととも
に他方の分流冷風を外部に排気し、かつ、その冷風の分
流比を調整する分流排気手段を設けてある点にある。
The air conditioner according to the present invention is characterized in that a cool air generated by cooling by an evaporator of a heat pump and a heat generated by a condenser of the heat pump in parallel with the generation of cool air in the evaporator. Providing an air passage for supplying warm air to each of the plurality of air-conditioned rooms, and providing an air flow ratio adjusting means for adjusting a ratio of the supplied air amount of the cold air to the supplied air amount of the warm air for each of the air-conditioned rooms. On the other hand, when the required amount of cold air as a whole of the plurality of air-conditioned rooms is larger than the required amount of hot air, the hot air generated by heating in the condenser is diverted, and one of the divided hot air is air-conditioned. Supply the target room and exhaust the other diverted hot air to the outside, and
By adjusting the distribution ratio of the warm air, when the required amount of the warm air as a whole of the plurality of air-conditioned rooms is larger than the required amount of the cool air, the cool air generated and cooled by the evaporator is diverted to one side. It is characterized in that a diverted exhaust means is provided for supplying the divided chilled air to the room to be air-conditioned and exhausting the other diverted chilled air to the outside, and adjusting the shunt ratio of the cooled air.
【0008】[0008]
【作用】上記の特徴構成によれば、先ず、冷温風混合式
空調装置の基本機能として、各々の空調対象室に対する
冷風の供給風量と温風の供給風量との比を風量比調整手
段により調整することで、快適性に影響を与える室内供
給風量(冷風供給風量と温風供給風量との和)を適度な
風量に保ちながら、各空調対象室を所望の室温に調整で
きる。
According to the above-mentioned characteristic configuration, first, as a basic function of the cold / hot air mixing type air conditioner, the ratio of the supply air volume of the cool air to the supply air volume of the hot air to each room to be air-conditioned is adjusted by the air volume ratio adjusting means. By doing so, it is possible to adjust each room to be air-conditioned to a desired room temperature while keeping the indoor supply air volume (sum of the cool air supply air volume and the hot air supply air volume) affecting the comfort at an appropriate air volume.
【0009】そして、各空調対象室での冷風と温風との
供給風量比の調整の結果として、複数の空調対象室の全
体としての冷風の必要風量が温風の必要風量よりも大き
い冷房主体のときには、空調対象室の側へ供給する大き
な風量の冷風を蒸発器で冷却生成するのに対し、凝縮器
の側では、空調対象室側への供給温風とする小風量の加
熱対象空気とともに、外部への排気温風とする加熱対象
空気も合わせ、同一の凝縮器で加熱して大きな風量の温
風を生成することにより、蒸発器及び凝縮器夫々の運転
条件を適切に保った状態の下で、1つのヒートポンプ回
路における全体としての冷媒蒸発量と冷媒凝縮量とのバ
ランスを取ることができる。
[0009] As a result of adjusting the supply air volume ratio between the cool air and the hot air in each of the air-conditioned rooms, the required cooling air volume of the plurality of air-conditioned rooms as a whole is larger than the required air volume of the hot air. In this case, a large amount of cold air to be supplied to the room to be air-conditioned is cooled and generated by the evaporator, while the condenser side is heated together with a small amount of air to be heated to supply hot air to the room to be air-conditioned. In addition, the air to be heated as hot air to the outside is also combined, and heated by the same condenser to generate a large amount of hot air, thereby maintaining the operating conditions of the evaporator and the condenser properly. Below, it is possible to balance the refrigerant evaporation amount and the refrigerant condensation amount in one heat pump circuit as a whole.
【0010】また、このヒートポンプ運転状態におい
て、分流排気手段により、温風分流比を調整した状態
で、上記凝縮器による生成温風を分流して、一方の分流
温風のみを空調対象室の側へ送り、他方の分流温風につ
いては冷房主体運転における排温熱として外部へ排気す
ることで、複数の空調対象室の全体としての冷風必要風
量が温風必要風量より大きいことに対し適切に対処でき
る。
In this heat pump operating state, the hot air generated by the condenser is split by the split air exhaust means with the hot air splitting ratio adjusted, and only one split hot air is supplied to the side of the room to be air-conditioned. By sending the other divided hot air to the outside as exhaust heat in the cooling main operation, it is possible to appropriately cope with the fact that the required amount of cool air as a whole of the plurality of air-conditioned rooms is larger than the required amount of hot air. .
【0011】一方、複数の空調対象室の全体としての温
風の必要風量が冷風の必要風量よりも大きい暖房主体の
ときには、同様に、空調対象室の側へ供給する大きな風
量の温風を凝縮器で加熱生成するのに対し、蒸発器の側
では、空調対象室側への供給冷風とする小風量の冷却対
象空気とともに、外部への排気冷風とする冷却対象空気
も合わせ、同一の蒸発器で冷却して大きな風量の冷風を
生成することにより、蒸発器及び凝縮器夫々の運転条件
を適切に保った状態の下で、1つのヒートポンプ回路に
おける全体としての冷媒凝縮量と冷媒蒸発量とのバラン
スを取ることができる。
On the other hand, when the required air volume of the hot air as a whole of the plurality of air conditioned rooms is mainly heating, the large amount of hot air supplied to the air conditioned room side is similarly condensed. On the evaporator side, together with the small amount of cooling air to be supplied to the room to be air-conditioned and the cooling air to be cooled to the outside, the same evaporator is used. To generate a large amount of cold air, thereby maintaining the operating conditions of the evaporator and the condenser appropriately, and thus assuming that the refrigerant condensed amount and the refrigerant evaporated amount in one heat pump circuit as a whole. You can balance.
【0012】また、このヒートポンプ運転状態におい
て、分流排気手段により、冷風分流比を調整した状態
で、上記蒸発器による生成冷風を分流して、一方の分流
冷風のみを空調対象室の側へ送り、他方の分流冷風につ
いては暖房主体運転における排冷熱として外部へ排気す
ることで、複数の空調対象室の全体としての温風必要風
量が冷風必要風量より大きいことに対し適切に対処でき
る。
Further, in this heat pump operating state, the divided cold air generated by the evaporator is diverted in a state where the diverted exhaust means adjusts the divided ratio of the chilled air, and only one diverted cold air is sent to the room to be air-conditioned. The other divided cold air is discharged to the outside as exhausted cooling heat in the heating-main operation, so that it is possible to appropriately cope with the case where the required amount of hot air is larger than the required amount of cold air as a whole of the plurality of air-conditioned rooms.
【0013】[0013]
【発明の効果】本発明によれば、上記の作用により、ヒ
ートポンプ回路における蒸発器と凝縮器の装備台数を最
小数である1台ずつにしながらも、冷房主体のとき及び
暖房主体のときの夫々について、蒸発器及び凝縮器夫々
の運転条件を適切に保った状態の下で1つのヒートポン
プ回路における全体としての冷媒蒸発量と冷媒凝縮量と
のバランスを取りながら、空調対象室の側における冷風
の必要風量と温風の必要風量との差に対し適切に対処で
き、これにより、室内側と屋外側との2台ずつの蒸発器
及び凝縮器を必要とする先述の従来装置に比べ、機能的
には同等の機能を備えながらも、装置コストを安価にし
得るとともに、装置を小型化することができる。
According to the present invention, by the above-described operation, the number of the evaporators and the number of the condensers in the heat pump circuit are reduced to one, which is the minimum number. With respect to the condition, the balance of the refrigerant evaporation amount and the refrigerant condensation amount in one heat pump circuit in a single heat pump circuit under a state in which the respective operating conditions of the evaporator and the condenser are appropriately maintained, and the cooling air flow on the side of the room to be air-conditioned. It is possible to appropriately cope with the difference between the required air volume and the required air volume of the hot air, and as a result, compared to the above-described conventional device which requires two evaporators and two condensers, one each for the indoor side and the outdoor side, the function is more functional. , While having the same function, the apparatus cost can be reduced and the apparatus can be downsized.
【0014】なお、本発明の実施にあたり、蒸発器ない
し凝縮器として機能させる第1及び第2の2台の熱交換
器を装備して、ヒートポンプ回路における冷媒経路の切
換により、冷房主体のときには第1熱交換器を単独の蒸
発器として機能させるとともに、第2熱交換器を単独の
凝縮器として機能させ、かつ、暖房主体のときには第1
熱交換器を単独の凝縮器として機能させるとともに、第
2熱交換器を単独の蒸発器として機能させるといった蒸
発器/凝縮器切り換え構成を採用すれば、分流排気手段
は常に第2熱交換器の生成風に対して分流作用させるだ
けでよいものとなり、このことで、装置構造の簡略化が
可能になる。
In the practice of the present invention, first and second two heat exchangers functioning as an evaporator or a condenser are provided, and by switching the refrigerant path in the heat pump circuit, the first and second heat exchangers are used when cooling is mainly performed. 1. The first heat exchanger functions as a single evaporator, the second heat exchanger functions as a single condenser, and the first
By adopting an evaporator / condenser switching configuration in which the heat exchanger functions as a single condenser and the second heat exchanger functions as a single evaporator, the diverting exhaust means always uses the second heat exchanger. It is only necessary to cause a diverting action to the generated wind, which allows the apparatus structure to be simplified.
【0015】また、冷房主体のときには空調対象室から
の還気の一部を凝縮器での加熱対象空気とし、かつ、暖
房主体のときには空調対象室からの還気の一部を蒸発器
での冷却対象空気とする構成を採用すれば、分流排気手
段による分流後の外部への排気を、空調対象室の換気の
ための排気に兼ねることができ、この兼用化により空調
設備全体としての排気構成を簡略にしながら、換気によ
って空調対象室の快適性を高めることができる。
In the case of cooling mainly, a part of the return air from the room to be air-conditioned is used as the air to be heated in the condenser, and in the case of mainly heating, a part of the return air from the room to be air-conditioned is used in the evaporator. By adopting a configuration that uses air to be cooled, the exhaust to the outside after the diversion by the diversion exhaust means can also serve as the exhaust for ventilation of the room to be air-conditioned. And the comfort of the room to be air-conditioned can be enhanced by ventilation.
【0016】[0016]
【実施例】図1は複数の空調対象室R1,R2,R3に
対する冷温風混合式空調の装置構成を示し、6はパッケ
ージ型空調機7に装備のヒートポンプであり、このヒー
トポンプ6の主要構成として、3は冷媒循環路、1は冷
媒流れ方向の切り換えにより夏季用運転(すなわち冷房
主体運転)では蒸発器Eとして機能させ、かつ、冬季用
運転(すなわち暖房主体運転)では凝縮器Cとして機能
させる第1熱交換器、2は冷媒流れ方向の切り換えによ
り、第1熱交換器1とは逆に、夏季用運転では凝縮器C
として機能させ、かつ、冬季用運転では蒸発器Eとして
機能させる第2熱交換器、4は圧縮機、5は膨張弁であ
る。
FIG. 1 shows a configuration of a cold / hot air mixing type air conditioner for a plurality of air-conditioned rooms R1, R2 and R3. Reference numeral 6 denotes a heat pump provided in a package type air conditioner 7. Reference numeral 3 denotes a refrigerant circuit, and 1 denotes a function of an evaporator E in summer operation (ie, cooling-main operation) and a function of a condenser C in winter operation (ie, heating-main operation) by switching the refrigerant flow direction. In the summer operation, the first heat exchanger 2 is switched to the condenser C by switching the refrigerant flow direction.
The second heat exchanger, which functions as the evaporator E in winter operation, is a compressor, and 5 is an expansion valve.
【0017】また、パッケージ型空調機7において、1
2は還気ファン20により空調対象室R1,R2,R3
から還気ダクト24及び還気口8を介して導入した還気
RAを第1熱交換器1に導く還気風路、13は外気ファ
ン22により外気取り入れギャラリ29から外気ダクト
26及び外気口10を介して導入した外気OAを第2熱
交換器2に導く外気風路、14は上記の還気風路12か
ら還気RAを分流して、この分流還気RA1を外気風路
13の外気OAに合流させる還気分流風路、15は分流
還気RA1の合流箇所よりも上流側で外気風路13から
外気OAを分流して、この分流外気OA1を還気分流箇
所よりも下流側で還気風路12の還気RAに合流させる
外気分流風路である。
In the package type air conditioner 7, 1
2 is a room R1, R2, R3 to be air-conditioned by the return air fan 20
A return air passage 13 that guides return air RA introduced from the air through the return air duct 24 and the return air port 8 to the first heat exchanger 1. An outside air passage 14 that guides outside air OA introduced through the second heat exchanger 2 to the outside air passage 14, shunts the return air RA from the return air passage 12, and transfers the divided return air RA 1 to the outside air OA of the outside air passage 13. A return air branch air passage 15 to be merged divides the outside air OA from the outside air air passage 13 on the upstream side of the merging point of the branch air return air RA1, and returns the branch air outside OA1 downstream of the return air branch point. This is an outside air diverting air passage that joins the 12 return air RAs.
【0018】つまり、このパッケージ型空調機7におい
ては、還気風路12により導かれる還気RAと外気分流
風路15により導かれる分流外気OA1との合流空気を
第1熱交換器1で温度調整し、この温度調整した空気
(すなわち、夏季用運転では蒸発器Eとしての第1熱交
換器1で冷却生成した冷風CA、また、冬季用運転では
凝縮器Cとしての第1熱交換器1で加熱生成した温風W
A)を第1給気S1として第1給気ファン21により第
1給気口9から送出する。
That is, in the package type air conditioner 7, the first heat exchanger 1 adjusts the temperature of the combined air of the return air RA guided by the return air passage 12 and the diverted outside air OA1 guided by the outside air branch air passage 15. Then, the temperature-adjusted air (that is, the cool air CA generated and cooled by the first heat exchanger 1 as the evaporator E in the summer operation and the first heat exchanger 1 as the condenser C in the winter operation). Hot air generated by heating W
A) is sent out from the first air supply port 9 by the first air supply fan 21 as the first air supply S1.
【0019】また、これに並行して、外気風路13によ
り導かれる外気OAと還気分流風路14により導かれる
分流還気RA1との合流空気を第2熱交換器2で温度調
整し、この温度調整した空気(すなわち、夏季用運転で
は凝縮器Cとしての第2熱交換器2で加熱生成した温風
WA、また、冬季用運転では蒸発器Eとしての第2熱交
換器2で冷却生成した冷風CA)を第2給気S2として
第2給気ファン23により第2給気口11から送出す
る。
At the same time, the temperature of the combined air of the outside air OA led by the outside air passage 13 and the diverted return air RA1 led by the return air diverting passage 14 is adjusted by the second heat exchanger 2. Temperature-controlled air (that is, hot air WA generated by heating in the second heat exchanger 2 as the condenser C in summer operation, and cooling generated by the second heat exchanger 2 as the evaporator E in winter operation) The cool air CA) is sent out from the second air supply port 11 by the second air supply fan 23 as the second air supply S2.
【0020】16,17,18,19は還気RAの分流
比、及び、外気OAの分流比を調整する風量調整ダンパ
である。
Reference numerals 16, 17, 18, and 19 denote flow rate adjusting dampers for adjusting the split ratio of the return air RA and the split ratio of the outside air OA.
【0021】28は冷風CAと温風WAの混合調整を行
う風量比調整器であり、前記の第1給気口9から送出さ
れる第1給気S1は第1給気ダクト25を介してこの風
量比調整器28に導き、一方、前記の第2給気口11か
ら送出される第2給気S2は分流して、その一方の分流
気を第2給気ダクト27を介し風量比調整器28に導
き、他方の分流気は第2給気分流ダクト27Aを介して
排気ギャラリ31から外部へ排気する。
Reference numeral 28 denotes an air volume ratio regulator for adjusting the mixing of the cold air CA and the hot air WA. The first air supply S 1 sent from the first air supply port 9 is supplied through a first air supply duct 25. The second air supply S2 delivered from the second air supply port 11 is guided to the air volume ratio adjuster 28, and the second air supply S2 is diverted. The other divided air is exhausted from the exhaust gallery 31 to the outside via the second supply air distribution duct 27A.
【0022】30は第2給気口11から送出される第2
給気S2を、上記の第2給気ダクト27と第2給気分流
ダクト27Aとに分流させるとともに、その分流比を調
整する第2給気分流用の風量調整ダンパである。
The reference numeral 30 denotes a second air outlet from the second air supply port 11.
This is an air flow adjusting damper for the second air supply splitting, which splits the air supply S2 into the second air supply duct 27 and the second air supply split duct 27A and adjusts the split ratio.
【0023】前記の風量比調整器28は、第1給気ダク
ト25により導かれる第1給気S1を、各々が風量調整
ダンパ32,33,34を備える3系統の第1給気用分
岐風路35,36,37に分流するとともに、第2給気
ダクト27により導かれる第2給気S2を同じく、各々
が風量調整ダンパ38,39,40を備える3系統の第
2給気用分岐風路41,42,43に分流し、そして、
これら3系統の第1給気用分岐風路35,36,37に
分流させた第1給気S1と、3系統の第2給気用分岐風
路41,42,43に分流させた第2給気S2とを、1
系統分ずつ合流させて、これら3系統の合流気を端末給
気風路44,45,46を介し第1〜第3の空調対象室
R1,R2,R3へ各別に送給する。
The air volume ratio adjuster 28 converts the first air supply S1 guided by the first air supply duct 25 into three systems of first air supply branch air, each of which has air volume adjustment dampers 32, 33, and 34. The second air supply S2 guided by the second air supply duct 27 while branching to the passages 35, 36, and 37 is the same as the second air supply air supply damper 38, 39, and 40. Diverted into roads 41, 42, 43, and
The first air supply S1 diverted to these three first air supply branch airways 35, 36, and 37 and the second air diverted to the three second air supply branch airways 41, 42, and 43. Supply air S2 and 1
Each of the three systems is combined, and the combined air of these three systems is separately supplied to the first to third air-conditioned rooms R1, R2, and R3 via the terminal air supply passages 44, 45, and 46.
【0024】また、この風量比調整器28は、第1の空
調対象室R1に設けた風量比設定器47からの指示によ
り、その第1空調対象室R1に対応する第1給気側と第
2給気側の風量調整ダンパ32,38の開度を電動モー
タにより背反的に調整して、第1空調対象室R1に対す
る第1給気S1と第2給気S2との供給風量比(すなわ
ち、本例では第1空調対象室R1への供給合流気におけ
る第1給気S1と第2給気S2との混合比)を調整し、
同様に、第2の空調対象室R2に設けた風量比設定器4
8からの指示により、その第2空調対象室R2に対応す
る第1給気側と第2給気側の風量調整ダンパ33,39
の開度を電動モータにより背反的に調整して、第2空調
対象室R2に対する第1給気S1と第2給気S2との供
給風量比を調整し、また、第3の空調対象室R3に設け
た風量比設定器49からの指示により、その第3空調対
象室R3に対応する第1給気側と第2給気側の風量調整
ダンパ34,40の開度を電動モータにより背反的に調
整して、第3空調対象室R3に対する第1給気S1と第
2給気S2との供給風量比を調整する。
In addition, the air volume ratio adjuster 28 is adapted to receive a command from the air volume ratio setting device 47 provided in the first air-conditioned room R1, to connect the first air supply side corresponding to the first air-conditioned room R1 to the first air supply side. The degree of opening of the air supply adjustment dampers 32 and 38 on the second air supply side is reciprocally adjusted by an electric motor, and the air supply ratio between the first air supply S1 and the second air supply S2 to the first air conditioning target room R1 (ie, In this example, the mixing ratio of the first supply air S1 and the second supply air S2 in the combined supply air to the first room R1 is adjusted,
Similarly, the air volume ratio setting device 4 provided in the second air-conditioned room R2
8, the air volume adjustment dampers 33 and 39 on the first air supply side and the second air supply side corresponding to the second air-conditioned room R2.
Of the first air supply S1 and the second air supply S2 to the second air-conditioned room R2 by adjusting the opening degree of the third air-conditioned room R3 reciprocally. In response to an instruction from the air volume ratio setting device 49 provided in the air conditioner, the opening degrees of the air volume adjustment dampers 34, 40 on the first air supply side and the second air supply side corresponding to the third air conditioning target room R3 are reciprocally controlled by an electric motor. To adjust the supply air volume ratio of the first air supply S1 and the second air supply S2 to the third air conditioning target room R3.
【0025】つまり、上述の装置構成により、冷温風混
合式空調の実施にあたり、第1〜第3の空調対象室R
1,R2,R3の全体としての冷風CAの必要風量が温
風WAの必要風量よりも大きくなる夏季には、第1熱交
換器1を蒸発器Eとして機能させ、かつ、第2熱交換器
2を凝縮器Cとして機能させる夏季用運転を実施し、こ
れにより、蒸発器Eとしての第1熱交換器1により第1
給気S1として冷風CAを冷却生成して、この冷風CA
を風量比調整器28に送るとともに、凝縮器Cとしての
第2熱交換器2により第2給気S2として温風WAを加
熱生成し、この温風WAのうち第2給気ダクト27への
分流分を風量比調整器28に送る。
That is, with the above-described apparatus configuration, the first to third air conditioning target rooms R
In summer, when the required amount of cold air CA as a whole of R1, R2 and R3 is larger than the required amount of warm air WA, the first heat exchanger 1 is caused to function as the evaporator E, and the second heat exchanger is used. 2 is operated as a condenser C, so that the first heat exchanger 1 as the evaporator E performs the first operation.
The cold air CA is generated by cooling as the supply air S1, and this cold air CA is generated.
To the air volume ratio adjuster 28, and the second heat exchanger 2 as the condenser C heats and generates the hot air WA as the second air supply S2. The split flow is sent to the air volume ratio adjuster 28.
【0026】一方、第1〜第3の空調対象室R1,R
2,R3の全体としての温風WAの必要風量が冷風CA
の必要風量よりも大きくなる冬季には、第1熱交換器1
を凝縮器Cとして機能させ、かつ、第2熱交換器2を蒸
発器Eとして機能させる冬季用運転を実施し、これによ
り、凝縮器Cとしての第1熱交換器1により第1給気S
1として温風WAを加熱生成し、この温風WAを風量比
調整器28に送るとともに、蒸発器Eとしての第2熱交
換器2により第2給気S2として冷風CAを冷却生成
し、この冷風CAのうち第2給気ダクト27への分流分
を風量比調整器28に送る。
On the other hand, the first to third air-conditioned rooms R1, R
2, the required amount of hot air WA as a whole is cold air CA
In winter, when the airflow exceeds the required airflow, the first heat exchanger 1
Is operated as a condenser C and the second heat exchanger 2 is operated as an evaporator E in winter, whereby the first heat exchanger 1 as the condenser C supplies the first supply air S.
The hot air WA is generated by heating as 1 and the hot air WA is sent to the air volume ratio controller 28, and the cold air CA is generated by cooling as the second air supply S2 by the second heat exchanger 2 as the evaporator E. A portion of the cold air CA that flows to the second air supply duct 27 is sent to the air volume ratio adjuster 28.
【0027】そして、これら夏季用運転及び冬季用運転
の夫々において、風量比調整器28により、各空調対象
室R1,R2,R3に供給する冷風CAと温風WAとの
供給風量比を、風量比設定器47、48,49からの指
示で空調対象室R1,R2,R3ごとに調整すること
で、各空調対象室R1,R2,R3を所望の室温に調整
する。
In each of the summer operation and the winter operation, the air volume ratio adjuster 28 adjusts the air volume ratio between the cold air CA and the hot air WA supplied to each of the air-conditioned rooms R1, R2, and R3. By adjusting each of the air-conditioned rooms R1, R2, and R3 according to instructions from the ratio setting units 47, 48, and 49, the air-conditioned rooms R1, R2, and R3 are adjusted to desired room temperatures.
【0028】以上要するに、上述の装置構成において、
風量比調整器28は、ヒートポンプ6の蒸発器Eにより
冷却生成した冷風CAと、この蒸発器Eでの冷風生成に
並行してヒートポンプ6の凝縮器Cにより加熱生成した
温風WAとを風路25,27を介し複数の空調対象室R
1,R2,R3の各々に供給することにおいて、空調対
象室R1,R2,R3ごとに冷風CAの供給風量と温風
WAの供給風量との比を調整する風量比調整手段として
機能する。
In short, in the above device configuration,
The air volume ratio adjuster 28 is configured to cool the cold air CA generated and cooled by the evaporator E of the heat pump 6 and the hot air WA heated and generated by the condenser C of the heat pump 6 in parallel with the generation of the cool air in the evaporator E. Multiple air conditioning target rooms R via 25 and 27
In supplying to each of R1, R2, and R3, it functions as an air volume ratio adjusting unit that adjusts the ratio of the supply air volume of the cool air CA to the supply air volume of the warm air WA for each of the air-conditioned rooms R1, R2, and R3.
【0029】また、第2給気分流ダクト27Aにおける
第2給気分流用の風量調整ダンパ30は、複数の空調対
象室R1,R2,R3の全体としての冷風CAの必要風
量が温風WAの必要風量よりも大きい冷房主体のときに
は、凝縮器Cとしての第2熱交換器2で加熱生成した温
風WAを分流して、一方の分流温風を空調対象室R1,
R2,R3に供給するとともに他方の分流温風を外部に
排気し、かつ、その温風WAの分流比を調整し、また、
複数の空調対象室R1,R2,R3の全体としての温風
WAの必要風量が冷風CAの必要風量よりも大きい暖房
主体のときには、蒸発器Eとしての第2熱交換器2で冷
却生成した冷風CAを分流して、一方の分流冷風を空調
対象室R1,R2,R3に供給するとともに他方の分流
冷風を外部に排気し、かつ、その冷風CAの分流比を調
整する分流排気手段として機能する。
Further, the air flow adjusting damper 30 for the second air supply branch in the second air supply branch duct 27A is configured such that the required amount of the cool air CA for the plurality of air-conditioned rooms R1, R2, R3 is the warm air WA. In the case of a cooling main body larger than the air volume, the hot air WA generated by heating in the second heat exchanger 2 as the condenser C is diverted, and one of the split hot air is diverted to the air conditioning target room R1,
R2 and R3 are supplied and the other divided hot air is exhausted to the outside, and the split ratio of the hot air WA is adjusted.
When the required air volume of the warm air WA as a whole of the plurality of air-conditioned rooms R1, R2, and R3 is mainly heating, which is larger than the required air volume of the cold air CA, the cold air generated by cooling in the second heat exchanger 2 as the evaporator E. It divides the CA and supplies one of the divided cool air to the air-conditioned rooms R1, R2, and R3, and exhausts the other divided cool air to the outside, and functions as a divided discharge means for adjusting the division ratio of the cool air CA. .
【0030】さらに、この装置構成では、蒸発器Eない
し凝縮器Cとして機能させる第1及び第2の2台の熱交
換器1,2を装備して、ヒートポンプ回路における冷媒
経路の切換により、冷房主体のときには第1熱交換器1
を単独の蒸発器Eとして機能させるとともに、第2熱交
換器2を単独の凝縮器Cとして機能させ、かつ、暖房主
体のときには第1熱交換器1を単独の凝縮器Cとして機
能させるとともに、第2熱交換器2を単独の蒸発器Eと
して機能させる蒸発器/凝縮器切り換え構成を採用して
おり、また、冷房主体のときには空調対象室R1,R
2,R3からの還気RAの一部RA1を凝縮器C(第2
熱交換器2)での加熱対象空気とし、かつ、暖房主体の
ときには空調対象室R1,R2,R3からの還気RAの
一部RA1を蒸発器E(第2熱交換器2)での冷却対象
空気とする構成を採用している。
Further, in this apparatus configuration, two first and second heat exchangers 1 and 2 functioning as an evaporator E to a condenser C are provided, and cooling is performed by switching a refrigerant path in a heat pump circuit. In the case of the main body, the first heat exchanger 1
Function as a single evaporator E, make the second heat exchanger 2 function as a single condenser C, and make the first heat exchanger 1 function as a single condenser C when mainly heating. An evaporator / condenser switching configuration in which the second heat exchanger 2 functions as a single evaporator E is employed.
2, a part RA1 of return air RA from R3 is transferred to condenser C (second
In the case of air to be heated in the heat exchanger 2), and when mainly heating, a part RA1 of the return air RA from the air-conditioned rooms R1, R2, R3 is cooled in the evaporator E (second heat exchanger 2). The configuration is adopted as the target air.
【0031】〔別実施例〕 前記実施例では、風量比設定器47,48,49に対す
る人為操作に基づき、風量比調整手段28に冷風CAと
温風WAとの供給風量比を調整させる構成としたが、こ
れに代え、各空調対象室R1,R2,R3の夫々に室温
検出手段を設け、その室温検出手段の検出結果に基づ
き、室温を予め設定した目標温度にするように、前記風
量比調整手段28に冷風CAと温風WAとの供給風量比
を自動調整させる構成としても良い。
[Another Embodiment] In the above embodiment, the air volume ratio adjusting means 28 is configured to adjust the supply air volume ratio between the cold air CA and the hot air WA based on the manual operation of the air volume ratio setting devices 47, 48, 49. However, instead of this, a room temperature detecting means is provided in each of the air-conditioned rooms R1, R2, R3, and based on the detection result of the room temperature detecting means, the air volume ratio is set so that the room temperature becomes a preset target temperature. The adjustment means 28 may be configured to automatically adjust the supply air volume ratio between the cold air CA and the hot air WA.
【0032】前記実施例では、風量比調整手段28を空
調機7とは別個に設けてあるが、これに代え、風量比調
整手段28を空調機7に付設装備してもよい。
In the above embodiment, the air volume ratio adjusting means 28 is provided separately from the air conditioner 7. However, the air volume ratio adjusting means 28 may be provided in the air conditioner 7 instead.
【0033】尚、特許請求の範囲の項に図面との対照を
便利にするために符号を記すが、該記入により本発明は
添付図面の構成に限定されるものではない。
Incidentally, reference numerals are written in the claims for convenience of comparison with the drawings, but the present invention is not limited to the configuration of the attached drawings by the entry.
【図面の簡単な説明】[Brief description of the drawings]
【図1】空調装置の全体構成図FIG. 1 is an overall configuration diagram of an air conditioner.
【符号の説明】[Explanation of symbols]
6 ヒートポンプ E 蒸発器 C 凝縮器 CA 冷風 WA 温風 R1,R2,R3 空調対象室 25,27 風路 28 風量比調整手段 30 分流排気手段 6 Heat pump E Evaporator C Condenser CA Cold air WA Hot air R1, R2, R3 Air-conditioned room 25, 27 Air path 28 Air volume ratio adjusting means 30 minute exhaust means

Claims (1)

    (57)【特許請求の範囲】(57) [Claims]
  1. 【請求項1】 ヒートポンプ(6)の蒸発器(E)によ
    り冷却生成した冷風(CA)と、この蒸発器(E)での
    冷風生成に並行して前記ヒートポンプ(6)の凝縮器
    (C)により加熱生成した温風(WA)とを複数の空調
    対象室(R1),(R2),(R3)の各々に供給する
    風路(25),(27)を設け、 前記空調対象室(R1),(R2),(R3)ごとに前
    記冷風(CA)の供給風量と前記温風(WA)の供給風
    量との比を調整する風量比調整手段(28)を設けた
    調装置であって、複数の前記空調対象室(R1),(R2),(R3)の
    全体としての冷風(CA)の必要風量が温風(WA)の
    必要風量よりも大きいときには、前記凝縮器(C)で加
    熱生成した温風(WA)を分流して、一方の分流温風を
    前記空調対象室(R1),(R2),(R3)に供給す
    るとともに他方の分流温風を外部に排気し、かつ、その
    温風(WA)の分流比を調整し、 複数の前記空調対象室(R1),(R2),(R3)の
    全体としての温風(WA)の必要風量が冷風(CA)の
    必要風量よりも大きいときには、前記蒸発器(E)で冷
    却生成した冷風(CA)を分流して、一方の分流冷風を
    前記空調対象室(R1),(R2),(R3)に供給す
    るとともに他方の分流冷風を外部に排気し、かつ、その
    冷風(CA)の分流比を調整する分流排気手段(30)
    を設けてある 空調装置。
    An evaporator (E) of a heat pump (6).
    The cold air (CA) generated by the cooling and the evaporator (E)
    Condenser of the heat pump (6) in parallel with the generation of cold air
    (C) heating and generating hot air (WA) and a plurality of air conditioning
    Supply to each of the target rooms (R1), (R2) and (R3)
    Air passages (25) and (27) are provided, and each of the air-conditioned rooms (R1), (R2) and (R3) is
    The supply air volume of the cold air (CA) and the supply air of the hot air (WA)
    An air conditioner provided with an air volume ratio adjusting means (28) for adjusting a ratio with respect to an amount of air, wherein a plurality of air-conditioned rooms (R1), (R2), and (R3) are provided.
    The required amount of cold air (CA) as a whole is
    When it is larger than the required air volume, the condenser (C)
    The hot air (WA) generated by heat is split and the split hot air is
    Supply to the air-conditioned rooms (R1), (R2), (R3)
    And the other diverted hot air is exhausted to the outside, and
    By adjusting the split ratio of the hot air (WA), the air-conditioned rooms (R1), (R2), (R3)
    The required amount of hot air (WA) is lower than that of cold air (CA).
    When the air volume is larger than the required air volume, the evaporator (E) cools the air.
    The generated cold air (CA) is diverted,
    Supply to the air-conditioned rooms (R1), (R2), (R3)
    And the other diverted cold air is exhausted to the outside, and
    Dividing exhaust means (30) for adjusting the dividing ratio of cold air (CA)
    Air conditioner provided with .
JP3133920A 1991-06-05 1991-06-05 Air conditioner Expired - Lifetime JP2642799B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3133920A JP2642799B2 (en) 1991-06-05 1991-06-05 Air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3133920A JP2642799B2 (en) 1991-06-05 1991-06-05 Air conditioner

Publications (2)

Publication Number Publication Date
JPH04359721A JPH04359721A (en) 1992-12-14
JP2642799B2 true JP2642799B2 (en) 1997-08-20

Family

ID=15116179

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3133920A Expired - Lifetime JP2642799B2 (en) 1991-06-05 1991-06-05 Air conditioner

Country Status (1)

Country Link
JP (1) JP2642799B2 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3389891B2 (en) * 1999-08-25 2003-03-24 株式会社大林組 Air conditioning system
DE102008010656B3 (en) * 2008-02-22 2010-02-25 Albert Bauer Dual-channel air conditioning system for air conditioning of a number of rooms
JP6427964B2 (en) 2013-11-28 2018-11-28 株式会社リコー Image processing system, information processing apparatus, and program

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4976145A (en) * 1972-11-22 1974-07-23

Also Published As

Publication number Publication date
JPH04359721A (en) 1992-12-14

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