JPH0221504B2 - - Google Patents
Info
- Publication number
- JPH0221504B2 JPH0221504B2 JP8362081A JP8362081A JPH0221504B2 JP H0221504 B2 JPH0221504 B2 JP H0221504B2 JP 8362081 A JP8362081 A JP 8362081A JP 8362081 A JP8362081 A JP 8362081A JP H0221504 B2 JPH0221504 B2 JP H0221504B2
- Authority
- JP
- Japan
- Prior art keywords
- water
- heat exchanger
- air
- condenser
- refrigerant
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 238000010521 absorption reaction Methods 0.000 claims description 28
- 239000006096 absorbing agent Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 description 22
- 239000003507 refrigerant Substances 0.000 description 15
- ZUHZGEOKBKGPSW-UHFFFAOYSA-N tetraglyme Chemical compound COCCOCCOCCOCCOC ZUHZGEOKBKGPSW-UHFFFAOYSA-N 0.000 description 2
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Description
【発明の詳細な説明】
本発明は例えば、冷媒にフロン22、吸収剤にテ
トラエチレングリコールジメチルエーテル等を使
用した空冷及び空気熱源式の吸収冷温水機に関す
るものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to, for example, an air-cooled and air-heat source type absorption chiller-heater using Freon 22 as a refrigerant and tetraethylene glycol dimethyl ether as an absorbent.
従来より吸収冷温水機には各種の構造のものが
提案されているが、空冷式及び空気熱源式の吸収
冷温水機については実用化されたものが殆どな
い。 Although various structures have been proposed for absorption chiller/hot water machines, there are almost no air-cooled or air heat source type absorption chiller/heaters that have been put into practical use.
本発明は、吸収冷凍機を構成する吸収器と蒸発
器との機能を逆転させることにより、空冷による
冷水供給、空気を熱源とする温水供給を可能にし
たものであり、以下に本発明の一実施例を示す図
面に縦い説明する。 The present invention enables the supply of cold water by air cooling and the supply of hot water using air as a heat source by reversing the functions of the absorber and evaporator that constitute an absorption refrigerator. Embodiments will be described in detail with reference to the drawings showing the embodiments.
図において、１は稀吸収液を加熱器２で加温す
ることにより吸収液から冷媒を分離するようにし
た発生器、３は空冷凝縮器４と水冷凝縮器５とか
ら構成された凝縮器、６は冷房時に吸収器、暖房
時に蒸発器となるよう切替使用される空気熱交換
器、７は水管８を内蔵し冷房時に蒸発器、暖房時
に吸収器となるよう切替使用される水熱交換器、
９は発生器１に戻る低温の稀吸収液と発生器１か
ら吸収器側に送出される高温の吸収液とを熱交換
し稀吸収液の予熱、吸収液の予冷をする熱交換
器、１０は精溜器、１１は凝縮器３で凝縮した液
冷媒を減圧して蒸発器側に供給する減圧装置、１
２は熱交換器６，７で生じる稀吸収液を発生器１
に還流する吸収液ポンプ、１３，１４，１５は冷
水供給時と温水供給時に図の実線状態から点線状
態に切替えられる冷媒切替弁、吸収液切替弁及び
水切替弁である。 In the figure, 1 is a generator that separates the refrigerant from the absorption liquid by heating the dilute absorption liquid with a heater 2; 3 is a condenser composed of an air-cooled condenser 4 and a water-cooled condenser 5; 6 is an air heat exchanger that is used as an absorber during cooling and an evaporator during heating; 7 is a water heat exchanger that has a built-in water pipe 8 and is used as an evaporator during cooling and an absorber during heating. ,
9 is a heat exchanger for preheating the dilute absorption liquid and precooling the absorption liquid by exchanging heat between the low temperature dilute absorption liquid returning to the generator 1 and the high temperature absorption liquid sent from the generator 1 to the absorber side; 10; 1 is a rectifier; 11 is a pressure reducing device that reduces the pressure of the liquid refrigerant condensed in the condenser 3 and supplies it to the evaporator;
2 is the generator 1 which transfers the diluted absorption liquid generated in the heat exchangers 6 and 7.
Absorption liquid pumps 13, 14, and 15 are refrigerant switching valves, absorption liquid switching valves, and water switching valves that are switched from the solid line state to the dotted line state in the figure when cold water is supplied and hot water is supplied.
斯る構成を有する本発明の吸収冷温水機におい
て、冷房運転をするときは、発生器１の加熱器２
で加熱された稀吸収液はフロン22を発生し、精溜
器１０で吸収液分を分離された冷媒（フロン22）
はパイプ１６を経て空冷凝縮器４に送出され、送
風機１７からの空気流によつて冷却凝縮され液冷
媒となる。この液冷媒は減圧装置１１で減圧さ
れ、吸収液切替弁１３を経て水熱交換器７に流
入、気化することにより、該水熱交換器中の水管
８を冷却する。 In the absorption chiller/heater of the present invention having such a configuration, when performing cooling operation, the heater 2 of the generator 1
The dilute absorption liquid heated in
The refrigerant is sent to the air-cooled condenser 4 through the pipe 16, where it is cooled and condensed by the airflow from the blower 17 to become a liquid refrigerant. This liquid refrigerant is depressurized by the pressure reducing device 11, flows into the water heat exchanger 7 through the absorption liquid switching valve 13, and is vaporized to cool the water pipes 8 in the water heat exchanger.
このようにして冷却された冷水は冷房用冷水と
して水切替弁１５を経て機外に供給される一方、
気化した冷媒は、発生器１から熱交換器９、吸収
液切替弁１４を経て空気熱交換器６中に散布され
ている吸収液に吸収され、稀吸収液となつて再び
発生器１に還流される。１８はこの吸収作用時に
発生する吸収熱を放散させるために運転される送
風機である。 The chilled water thus cooled is supplied to the outside of the machine via the water switching valve 15 as chilled water for cooling, while
The vaporized refrigerant passes from the generator 1 to the heat exchanger 9 and the absorption liquid switching valve 14 and is absorbed by the absorption liquid distributed in the air heat exchanger 6, becoming a diluted absorption liquid and returning to the generator 1 again. be done. Reference numeral 18 denotes a blower operated to dissipate the absorbed heat generated during this absorption action.
次に、暖房運転をするときは、冷媒切替弁１
３、吸収液切替弁１４、水切替弁１５のそれぞれ
を図の点線の状態に切替え、送風機１７の運転の
みを休止して他の機器の運転を行なうと、発生器
１で加熱され、精溜器１０を経て凝縮器３に送出
される高温度の冷媒ガスは水冷凝縮器５中で凝縮
する際の熱を水管８′を通る温水に与える。又、
液冷媒となり、減圧装置１１、冷媒切替弁１３を
経て空冷熱交換器６に流入し、送風機１８によつ
て送られる空気から熱を得て気化する冷媒ガス
は、冷房時と同様にして発生器１から熱交換器９
を経て送出される吸収液によつて水熱交換器７に
おいて吸収され、空気熱交換器６で得た熱及び吸
収液と冷媒との反応熱を水管８を通る温水に与
え、暖房用温水として機外に供給する。水熱交換
器７で冷媒を吸収した吸収液はポンプ１２によつ
て再び発生器１に還流され、再度加熱されて循環
することにより、いわゆる空気熱源のヒートポン
プユニツトとして作動する。 Next, when performing heating operation, refrigerant switching valve 1
3. When the absorption liquid switching valve 14 and the water switching valve 15 are switched to the state indicated by the dotted lines in the figure, and only the operation of the blower 17 is stopped and other equipment is operated, the generator 1 heats up the rectification. The high-temperature refrigerant gas sent to the condenser 3 via the vessel 10 gives heat when condensing in the water-cooled condenser 5 to the hot water passing through the water pipe 8'. or,
The refrigerant gas becomes a liquid refrigerant, flows into the air-cooled heat exchanger 6 via the pressure reducing device 11 and the refrigerant switching valve 13, and is vaporized by obtaining heat from the air sent by the blower 18. 1 to heat exchanger 9
The heat obtained in the air heat exchanger 6 and the reaction heat between the absorption liquid and the refrigerant are applied to the hot water passing through the water pipes 8, and used as hot water for heating. Supplied outside the machine. The absorption liquid that has absorbed the refrigerant in the water heat exchanger 7 is returned to the generator 1 by the pump 12, heated again, and circulated, thereby operating as a so-called air heat source heat pump unit.
尚、斯る本発明の構成において、切替弁１３，
１４，１５は図中点線で示すように二つの開閉弁
Ｖの組み合わせでも良く、又、水管８を通る水は
水以外の適当な液体、ブラインでも全く同様に使
用できるものである。 In addition, in the configuration of the present invention, the switching valve 13,
14 and 15 may be a combination of two on-off valves V as shown by dotted lines in the figure, and the water passing through the water pipe 8 can be any suitable liquid other than water, or brine, in exactly the same way.
このように、本発明の吸収冷温水機によれば、
空冷熱交換器と水冷熱交換器との組み合わせを同
様な低圧条件にある蒸発器と吸収器とに切替使用
し、その機能を逆転させるようにしたので、構造
を簡略化して同一水回路から空気冷却による冷水
供給、空気を熱源とする温水供給を安定して行な
える吸収冷温水機の製造を可能にできるものであ
る。 In this way, according to the absorption chiller/heater of the present invention,
By switching the combination of an air-cooled heat exchanger and a water-cooled heat exchanger to an evaporator and absorber under similar low-pressure conditions, and reversing their functions, the structure has been simplified and air can be transferred from the same water circuit. This makes it possible to manufacture an absorption chiller/heater that can stably supply cold water through cooling and hot water using air as a heat source.
図は本発明による吸収冷温水機の一実施例を示
すサイクル構成図である。
１……発生器、３……凝縮器、６……空気熱交
換器、７……水熱交換器、８……水管、１３，１
４，１５……切替弁。
The figure is a cycle configuration diagram showing an embodiment of an absorption chiller/heater according to the present invention. 1... Generator, 3... Condenser, 6... Air heat exchanger, 7... Water heat exchanger, 8... Water pipe, 13,1
4,15...Switching valve.
Claims (1)
切替使用可能な空気熱交換器及び水熱交換器とか
ら構成し、冷房時には空気熱交換器を吸収器、水
熱交換器を蒸発器として作用させることにより水
熱交換器から冷水を得るようにし、暖房時には空
気熱交換器を蒸発器、水熱交換器を吸収器として
作用させることにより水熱交換器から温水を得る
ようにしたことを特徴とする吸収冷温水機。 ２ 凝縮器を空冷凝縮器と水冷凝縮器とから構成
し、冷房時には空冷凝縮器を運転すると共に、暖
房時には水冷凝縮器を運転させることにより、該
水冷凝縮器及び水熱交換器の双方から温水を得る
ようにした特許請求の範囲第１項に記載の吸収冷
温水機。[Claims] 1. Consisting of a generator, a condenser, and an air heat exchanger and a water heat exchanger that can be switched between an evaporator and an absorber. Cold water is obtained from the water heat exchanger by making the heat exchanger act as an evaporator, and hot water is obtained from the water heat exchanger by making the air heat exchanger act as an evaporator and the water heat exchanger as an absorber during heating. An absorption chiller/heater characterized in that it obtains the following. 2 The condenser consists of an air-cooled condenser and a water-cooled condenser, and by operating the air-cooled condenser during cooling and operating the water-cooled condenser during heating, hot water can be extracted from both the water-cooled condenser and the water heat exchanger. An absorption chiller/heater according to claim 1, which is configured to obtain the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8362081A JPS57198969A (en) | 1981-05-29 | 1981-05-29 | Absorption cold-hot water machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8362081A JPS57198969A (en) | 1981-05-29 | 1981-05-29 | Absorption cold-hot water machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57198969A JPS57198969A (en) | 1982-12-06 |
| JPH0221504B2 true JPH0221504B2 (en) | 1990-05-15 |
Family
ID=13807523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8362081A Granted JPS57198969A (en) | 1981-05-29 | 1981-05-29 | Absorption cold-hot water machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57198969A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0697127B2 (en) * | 1985-01-23 | 1994-11-30 | 株式会社日立製作所 | Air-cooled absorption heat pump |
-
1981
- 1981-05-29 JP JP8362081A patent/JPS57198969A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57198969A (en) | 1982-12-06 |
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