JPH02230065A - Absorption cooling device - Google Patents
Absorption cooling deviceInfo
- Publication number
- JPH02230065A JPH02230065A JP4939589A JP4939589A JPH02230065A JP H02230065 A JPH02230065 A JP H02230065A JP 4939589 A JP4939589 A JP 4939589A JP 4939589 A JP4939589 A JP 4939589A JP H02230065 A JPH02230065 A JP H02230065A
- Authority
- JP
- Japan
- Prior art keywords
- heat exchanger
- absorptive
- outdoor heat
- absorption liquid
- liquid
- 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.)
- Pending
Links
- 238000010521 absorption reaction Methods 0.000 title claims description 49
- 238000001816 cooling Methods 0.000 title abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 60
- 239000003507 refrigerant Substances 0.000 claims description 28
- 239000006096 absorbing agent Substances 0.000 claims description 27
- 230000002745 absorbent Effects 0.000 claims description 6
- 239000002250 absorbent Substances 0.000 claims description 6
- 238000003892 spreading Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000007664 blowing Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000013529 heat transfer fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、吸収式冷房機の凝縮器と吸収器において冷媒
や吸収液を冷却する構成の改良に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an improvement in the structure for cooling refrigerant and absorption liquid in the condenser and absorber of an absorption type air conditioner.
（従来の技術）
従来、第４図に示すように、バーナ等の熱源で加熱する
発生器（２１）、凝縮器（２２）、室内用熱交換器（２
３）に接続した蒸発器（２４）、吸収器（２５）をその
順に冷媒を送る冷媒供給路（２６）で接続すると共に、
吸収器（２５）と発生器（２】）を吸収液臼環路（２７
）で接続した吸収式冷房機において、凝縮器（２２）と
吸収器（２５）のケース内に熱交換用パイプ（２８ａ）
． （２８ｂ）を屈曲形成して設け、それらパイプ（
２８ａ） ， （２８ｂ）をクーリングタワ− （２９
）に冷却用水循環路（３０）で接続し、凝縮器（２２）
と吸収器（２５）における冷媒や吸収液の冷却を実行す
るように構成していた。(Prior Art) Conventionally, as shown in Fig. 4, a generator (21) heated by a heat source such as a burner, a condenser (22), an indoor heat exchanger (2
The evaporator (24) and absorber (25) connected to
The absorber (25) and generator (2) are connected to the absorbing liquid mill ring path (27).
), a heat exchange pipe (28a) is installed inside the case of the condenser (22) and absorber (25).
．． (28b) are bent and provided, and these pipes (
28a) and (28b) to the cooling tower (29
) with a cooling water circulation path (30), and a condenser (22).
It was configured to cool the refrigerant and absorption liquid in the absorber (25).
（発明が解決しようとする課題］
しかし、大気開放型のクーリングタワー（２９）に起因
して面倒な水の管理、ゴミや泥の処置などが必要になり
、雑菌発生や水滴飛散による環境悪化を生じ、さらには
、凝縮器（２２）と吸収器（２５）の熱交換用バイブ（
２８ａ） ， （２８ｂ）、及び、クーリングタワ−（
２９）が十分な熱交換能力を備えさせるためには大型で
大重量になり、それらの点が吸収式冷房機を一段家庭で
利用できるようにする上で大きな障害になっていた。(Problem to be solved by the invention) However, due to the air-opening type cooling tower (29), troublesome water management and disposal of dirt and mud are required, resulting in environmental deterioration due to the generation of bacteria and water droplet scattering. , Furthermore, a heat exchanger vibrator (
28a), (28b), and cooling tower (
29) must be large and heavy in order to have sufficient heat exchange capacity, and these points have been a major obstacle in making absorption air conditioners more useful in homes.
本発明の目的は、大気開放型のクーリングタワーに起因
する欠点を無くし、かつ、凝縮器と吸収器と室外用熱交
換器を小型軽量化できるようにする点にある。An object of the present invention is to eliminate the drawbacks caused by a cooling tower that is open to the atmosphere, and to make it possible to reduce the size and weight of a condenser, absorber, and outdoor heat exchanger.
Ｃ課題を解決するための手段〕
本発明の特徴構成は、凝縮器を直接空冷型に形成し、吸
収器に対する室外用熱交換器を閉管路型で空冷式に形成
し、前記吸収器の吸収液受部に前記室外用熱交換器を吸
収液供給路で接続し、前記室外用熱交換器から前記吸収
器に吸収液を戻す吸収液還元路を設けたことにあり、そ
の作用効果は次の通りである。Means for Solving Problem C] The characteristic configuration of the present invention is that the condenser is formed as a direct air-cooled type, the outdoor heat exchanger for the absorber is formed as a closed pipe type and air-cooled, and the absorber of the absorber is formed as an air-cooled type. The outdoor heat exchanger is connected to the liquid receiving part through an absorption liquid supply path, and an absorption liquid return path is provided to return the absorption liquid from the outdoor heat exchanger to the absorber, and its effects are as follows. It is as follows.
つまり、擬縮器を例えばフィン付ケースを有するものに
したり、フィンチューブ状に形成して送風機を付設する
等により直接空冷型に形成することによって、従来必要
であったクーリングタワーやケース内の熱交換用パイプ
を無くずことができ、凝縮器を十分に小型軽量化できる
。In other words, by forming the pseudo condenser into a direct air-cooled type, such as by making it have a finned case, or by forming it into a fin tube shape and attaching a blower, heat exchange in the cooling tower and case, which were previously required, can be achieved. This allows the condenser to be made sufficiently smaller and lighter.
また、吸収器に対する室外用熱交換器を閑管路型で空冷
式にして、吸収器と室外用熱交換器の間で吸収液を循環
させ、吸収液を直接的に空冷することによって、従来必
要であった大気開放型のクーリングタワーを無くすこと
ができ、かつ、従来の間接熱交換方弐よりも吸収液の温
度を高く出来ると共に効率良《熱交換できて、室外用熱
交換器の小型軽量化を図れると共に、吸収器の熱交換用
パイプを省略又は小型軽量化できる。In addition, by making the outdoor heat exchanger for the absorber air-cooled with an open pipe line, and circulating the absorption liquid between the absorber and the outdoor heat exchanger, the absorption liquid is directly air-cooled. It eliminates the need for a cooling tower that is open to the atmosphere, and allows the temperature of the absorbing liquid to be higher than that of the conventional indirect heat exchange method. In addition, the heat exchange pipe of the absorber can be omitted or the size and weight of the absorber can be reduced.
その結果、大気開放型のクーリングタヮーが無いために
管理や保守が容易であり、かっ、環境衛生面において優
れ、凝縮器と吸収器と室外用熱交換器を十分に小型軽量
化でき、一般家庭においても便利に実用できる吸収式冷
房機を堤供できるようになった。As a result, since there is no cooling tower that is open to the atmosphere, it is easy to manage and maintain. Absorption air conditioners are now available that can be conveniently used in homes.
〔実施例］ 次に、第１図により実施例を示す。〔Example] Next, an example will be shown with reference to FIG.
ガスハーナ（１ａ）による吸収液の加熱で冷媒蒸気を発
生させる発生器（１）、発生器（１）に付設した気液分
離器（１ｂ）、気液分離器（１ｂ）からの冷媒蒸気を冷
却で液化させる凝縮器（２）、凝縮器（２）からの冷媒
液を気化させる蒸発器（４）、蒸発器（４）からの冷媒
蒸気を室外用熱交換器（９）の作用で冷却しながら吸収
液に吸収させる吸収器（５）を、冷媒供給路（６）によ
り接続し、吸収器（５）と発生器（１）を吸収液循環流
路（７）で接続してある。蒸発器（４）の冷媒受部（４
ａ）に室内用熱交換器（３）を冷媒供給路（１０）で接
続し、凝縮器（２）からの冷媒を蒸発器（４）内で撒布
蒸発させる撒布具（４ｂ）に室内用熱交換器（３）を冷
媒還元路（ｌ１）で接続し、凝縮器（２）に外部放熱の
ための空冷用ファン（１２）を設け、吸収液循環流路（
７）に、往路の吸収液を復路の吸収液で予熱する熱交換
器（８）を設け、室内用熱交換器（３）による冷房に伴
う入熱を凝縮器（２）と吸収器（５）の作用で外部放熱
する吸収式冷房機を形成してある。A generator (1) that generates refrigerant vapor by heating the absorption liquid with a gas burner (1a), a gas-liquid separator (1b) attached to the generator (1), and a cooling refrigerant vapor from the gas-liquid separator (1b). The refrigerant vapor from the evaporator (4) is cooled by the action of the outdoor heat exchanger (9). Meanwhile, an absorber (5) for absorbing the absorption liquid is connected by a refrigerant supply path (6), and the absorber (5) and the generator (1) are connected by an absorption liquid circulation path (7). Refrigerant receiving part (4) of evaporator (4)
An indoor heat exchanger (3) is connected to a) through a refrigerant supply line (10), and indoor heat is supplied to a sprayer (4b) that sprays and evaporates the refrigerant from the condenser (2) in the evaporator (4). The exchanger (3) is connected to the refrigerant return path (l1), the condenser (2) is provided with an air cooling fan (12) for external heat radiation, and the absorbent circulation flow path (
7) is equipped with a heat exchanger (8) that preheats the absorbent liquid on the outward path with the absorbent liquid on the return path, and the heat input accompanying the cooling by the indoor heat exchanger (3) is transferred to the condenser (2) and absorber (5). ) to form an absorption type air conditioner that radiates heat to the outside.
尚、冷媒供給路（６）のうち凝縮器（２）と蒸発器（４
）の間に膨張弁（Ｖ，）を設けてある。Note that the condenser (2) and evaporator (4) of the refrigerant supply path (6)
) is provided with an expansion valve (V, ).
凝縮器（２）は直接空冷式、例えばフィン付ケースを有
するものやフィンチューブ状に形成したもので、空冷用
ファン（１２）からの送風で８１ 縮熱を外部放出する
ものであり、内部の熱交換用パイプや付設のクーリング
タワーを省略したものである。The condenser (2) is a direct air-cooled type, for example, one with a finned case or one formed in the shape of a finned tube, and the condensed heat is released to the outside by air from the air cooling fan (12). It omits heat exchange pipes and an attached cooling tower.
蒸発器（４）は、充填塔型に形成して、撒布具（４ｂ）
による撒布のみで冷媒を蒸発させて冷却し、冷却した液
状の冷媒を冷媒受部（４ａ）から室内用熱交換器（３）
に直接供給するものであり、内部の熱交換用パイプの省
略で小型軽量化されている。The evaporator (4) is formed into a packed tower type and is equipped with a spraying tool (4b).
The refrigerant is evaporated and cooled simply by spraying, and the cooled liquid refrigerant is transferred from the refrigerant receiving part (4a) to the indoor heat exchanger (3).
It is smaller and lighter by omitting internal heat exchange pipes.
室外用熱交換器（９）は例えばフィンチューブ状などの
閉管路型で空冷式に形成したものであり、吸収器（５）
の吸収液受部（５ａ）に室外用熱交換器（９）を吸収液
供給路（１５）で接続し、室外用熱交換器（９）から吸
収器（５）に吸収液を戻す吸収液還元路（１６）を設け
てある。The outdoor heat exchanger (9) is a closed pipe type, such as a fin tube, and is air-cooled.
The outdoor heat exchanger (9) is connected to the absorption liquid receiving part (5a) of the absorption liquid receiving part (5a) through the absorption liquid supply path (15), and the absorption liquid is returned from the outdoor heat exchanger (9) to the absorber (5). A return path (16) is provided.
吸収器（５）内において撒布具（５ｂ）により撒布され
る発生器（１）からの吸収液を接触冷却するための熱交
換用パイプ（１６ａ）を吸収液還元路（１６）に設け、
吸収液冷却を効率良く実行できるように構成してある。A heat exchange pipe (16a) is provided in the absorption liquid return path (16) for contact cooling the absorption liquid from the generator (1) that is spread by the spreading tool (5b) in the absorber (5),
It is configured to efficiently cool the absorption liquid.
吸収液循環流路（７）の始端を吸収液還元路（１６）に
分岐接続し、分配量設定弁（ｖ４）で吸収液の大部分が
吸収器（５）内に直接還元され、かつ、一部が発生器（
１）に供給されるように構成してある。The starting end of the absorption liquid circulation flow path (7) is branched and connected to the absorption liquid return path (16), and most of the absorption liquid is directly returned to the absorber (5) by the distribution amount setting valve (v4), and Some are generators (
1).
つまり、吸収器（５）と室外用熱交換器（９）の間で吸
収液を象，速循環させて、吸収熱を外部放出できるよう
にし、室外用熱交ｔＪＨｉ（９）を吸収液の高温化で小
型軽量化し、熱交換用パイプ（１６ａ）を小型軽量化し
、大気開放型のクーリングタヮーを無くしてある。In other words, the absorption liquid is rapidly circulated between the absorber (5) and the outdoor heat exchanger (9) so that the absorbed heat can be released to the outside, and the outdoor heat exchanger tJHi (9) is used to circulate the absorption liquid between the absorption liquid and the outdoor heat exchanger (9). The heat exchange pipe (16a) has been made smaller and lighter, and the cooling tower that is open to the atmosphere has been eliminated.
凝縮器（２）に対する空冷用ファン（１２）を室外用熱
交換器（９）に兼用して、送風構成を簡略化してある。The air cooling fan (12) for the condenser (2) is also used as an outdoor heat exchanger (9) to simplify the air blowing configuration.
気液分離器（１ｂ）からの冷媒蒸気を蒸発器（４）に直
接供給する第１暖房用流路（１３）を、三方弁（ν，）
を介して冷媒供給路（６）に接続し、蒸発器（４）の冷
媒受部（４ａ）から吸収器（５）の吸収液受部（５ａ）
に冷媒液の一部を供給する開閉弁（Ｖの付の第２暖房用
流路（１４）を設け、室外用熱交換器（９）に対して吸
収液をパイバスさせる第３暖房用流路（１７）を、三方
弁（ｖ３）を介して吸収液供給路（１５）に接続すると
共に吸収液還元路（１６）に接続し、第２図に示すよう
に暖房も可能にしてある。The first heating channel (13) that directly supplies refrigerant vapor from the gas-liquid separator (1b) to the evaporator (4) is connected to the three-way valve (ν,).
The refrigerant supply path (6) is connected to the refrigerant supply path (6) from the refrigerant receiving portion (4a) of the evaporator (4) to the absorption liquid receiving portion (5a) of the absorber (5).
A second heating flow path (14) with an on-off valve (V) is provided to supply a portion of the refrigerant liquid to the outdoor heat exchanger (9), and a third heating flow path is provided to bypass the absorption liquid to the outdoor heat exchanger (9). (17) is connected to the absorption liquid supply path (15) via a three-way valve (v3) and is also connected to the absorption liquid return path (16) to enable heating as shown in FIG.
つまり、空冷用ファン（１２）を停止し、三方弁（Ｖ＋
）を第１暖房用流路（１３）のみが気液分離器（ｌｂ）
に接続されるようにセットし、開閉弁（ｖ２）を開き、
三方弁（ｖ３）を第３暖房用流路（１７）のみに吸収液
が供給されるようにセットすると、蒸発器（４）がａ縮
器として作用し、発生器（１）でガスパーナ（１ａ）に
より冷媒に付与された熱が室内用熱交換器（３）から室
内に付与されるように構成してある。In other words, the air cooling fan (12) is stopped and the three-way valve (V+
), only the first heating flow path (13) is a gas-liquid separator (lb)
Set it so that it is connected to, open the on-off valve (v2),
When the three-way valve (v3) is set so that the absorption liquid is supplied only to the third heating flow path (17), the evaporator (4) acts as an a-condenser, and the gas spanner (1a ) is configured so that the heat imparted to the refrigerant by the indoor heat exchanger (3) is imparted indoors.
［別実施例］ 次に別実施例を説明する。[Another example] Next, another embodiment will be described.
凝縮器（２）と室外用熱交換器（９）に対する送風構成
は適当に変更でき、例えば凝縮器（２）と室外用熱交換
器（９）に各別の送風機（１２）を付設してもよい。The air blowing configuration for the condenser (2) and the outdoor heat exchanger (9) can be changed as appropriate, for example, by attaching separate blowers (12) to the condenser (2) and the outdoor heat exchanger (9). Good too.
蒸発器（４）において、凝縮器（２）からの冷媒と室内
用熱交換器（３）からの冷媒を各別の撒布具に供給する
ように構成してもよい。また、蒸発器（４）内に熱交換
用バイブを設け、その熱交換用パイプと室内用熱交換器
（３）の間で水などの熱運搬流体を循環させるように構
成してもよい。In the evaporator (4), the refrigerant from the condenser (2) and the refrigerant from the indoor heat exchanger (3) may be configured to be supplied to separate spreaders. Alternatively, a heat exchange vibrator may be provided in the evaporator (4), and a heat transfer fluid such as water may be circulated between the heat exchange pipe and the indoor heat exchanger (3).
第３図に示すように、吸収液循環流路（７）と吸収液供
給路（１５）及び吸収液還元路（１６）とを各別に形成
して、第３暖房用流路（１７）と三方弁（ｖ３）を省略
してもよく、また、吸収液還元路（１６）の熱交換用パ
イプ（１６ａ）を省略してもよい。As shown in FIG. 3, an absorption liquid circulation passage (7), an absorption liquid supply passage (15), and an absorption liquid return passage (16) are formed separately, and a third heating passage (17) is formed. The three-way valve (v3) may be omitted, and the heat exchange pipe (16a) of the absorption liquid return path (16) may be omitted.
吸収式冷房機の用途は不問であり、用途によっては暖房
機能を省略したり、給湯機能を備えさせることができ、
また、二重効用型や多重効用型にしてもよい。Absorption air conditioners can be used for any purpose, and depending on the purpose, the heating function can be omitted or the hot water supply function can be added.
Further, it may be of a double effect type or a multiple effect type.
尚、特許請求の範囲の項に図面との対照を便利にする為
に符号を記すが、該記入により本発明は添付図面の構造
に限定されるものではない。Incidentally, although reference numerals are written in the claims section for convenient comparison with the drawings, the present invention is not limited to the structure shown in the accompanying drawings.
第１図及び第２図は本発明の実施例を示し、第１図は冷
房状態を示す概念図、第２図は暖房状態を示す概念図で
ある。第３図は本発明の別実施例を示す概念図である。
第４図は従来例の概念図である。
（２）・・・・・・凝縮器、（３）・・・・・・室内用
熱交換器、（４）・・・・・・蒸発器、（４ａ）・・・
・・・冷媒受部、（５）・・・・・・吸収器、（５ａ）
・・・・・・吸収液受部、（９）・・・・・・室外用熱
交換器、（１０）・・・・・・冷媒供給路、（１１）・
・・・・・冷媒還元路、（１５）・・・・・・吸収液供
給路、（１６）・・・・・・吸収液還元路、（１６ａ）
・・・・・・熱交換用パイプ。1 and 2 show an embodiment of the present invention, FIG. 1 is a conceptual diagram showing a cooling state, and FIG. 2 is a conceptual diagram showing a heating state. FIG. 3 is a conceptual diagram showing another embodiment of the present invention. FIG. 4 is a conceptual diagram of a conventional example. (2)...Condenser, (3)...Indoor heat exchanger, (4)...Evaporator, (4a)...
... Refrigerant receiving part, (5) ... Absorber, (5a)
...Absorption liquid receiving part, (9) ...Outdoor heat exchanger, (10) ...Refrigerant supply path, (11)
... Refrigerant return path, (15) ... Absorption liquid supply path, (16) ... Absorption liquid return path, (16a)
・・・・・・Pipe for heat exchange.
Claims (1)
に対する室外用熱交換器（９）を閉管路型で空冷式に形
成し、前記吸収器（５）の吸収液受部（５ａ）に前記室
外用熱交換器（９）を吸収液供給路（１５）で接続し、
前記室外用熱交換器（９）から前記吸収器（５）に吸収
液を戻す吸収液還元路（１６）を設けてある吸収式冷房
機。 ２、発生器（１）からの吸収液を前記吸収器（５）内で
撒布接触させるための熱交換用パイプ （１６ａ）を前記吸収液還元路（１６）に設けてある請
求項１記載の吸収式冷房機。 ３、前記凝縮器（２）及び室外用熱交換器（９）に送風
機（１２）を兼用してある請求項１又は２記載の吸収式
冷房機。 ４、蒸発器（４）の冷媒受部（４ａ）に室内用熱交換器
（３）を冷媒供給路（１０）で接続し、冷媒を前記蒸発
器（４）内で撒布蒸発させる撒布具（４ｂ）に前記室内
用熱交換器（３）を冷媒還元路（１１）で接続してある
請求項１ないし３のいずれかに記載の吸収式冷房機。[Claims] 1. The condenser (2) is formed into a direct air-cooled type, and the absorber (5)
The outdoor heat exchanger (9) is formed as a closed pipe type and air-cooled, and the outdoor heat exchanger (9) is connected to the absorption liquid receiving part (5a) of the absorber (5) through an absorption liquid supply path ( 15) Connect with
An absorption type air conditioner provided with an absorption liquid return path (16) for returning the absorption liquid from the outdoor heat exchanger (9) to the absorber (5). 2. The absorbent according to claim 1, wherein a heat exchange pipe (16a) for bringing the absorbent from the generator (1) into contact with the absorber (5) is provided in the absorbent return path (16). Absorption air conditioner. 3. The absorption type air conditioner according to claim 1 or 2, wherein the condenser (2) and the outdoor heat exchanger (9) also serve as a blower (12). 4. An indoor heat exchanger (3) is connected to the refrigerant receiving part (4a) of the evaporator (4) through a refrigerant supply path (10), and a spreading tool ( 4. The absorption type air conditioner according to claim 1, wherein the indoor heat exchanger (3) is connected to the air conditioner (4b) by a refrigerant return path (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4939589A JPH02230065A (en) | 1989-02-28 | 1989-02-28 | Absorption cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4939589A JPH02230065A (en) | 1989-02-28 | 1989-02-28 | Absorption cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02230065A true JPH02230065A (en) | 1990-09-12 |
Family
ID=12829843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4939589A Pending JPH02230065A (en) | 1989-02-28 | 1989-02-28 | Absorption cooling device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02230065A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007271165A (en) * | 2006-03-31 | 2007-10-18 | Daikin Ind Ltd | Absorption refrigeration system |
-
1989
- 1989-02-28 JP JP4939589A patent/JPH02230065A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007271165A (en) * | 2006-03-31 | 2007-10-18 | Daikin Ind Ltd | Absorption refrigeration system |
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