JPS5947824B2 - Double effect absorption chiller - Google Patents
Double effect absorption chillerInfo
- Publication number
- JPS5947824B2 JPS5947824B2 JP50145603A JP14560375A JPS5947824B2 JP S5947824 B2 JPS5947824 B2 JP S5947824B2 JP 50145603 A JP50145603 A JP 50145603A JP 14560375 A JP14560375 A JP 14560375A JP S5947824 B2 JPS5947824 B2 JP S5947824B2
- Authority
- JP
- Japan
- Prior art keywords
- heat exchanger
- generator
- refrigerant
- hot water
- solution
- 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
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Description
【発明の詳細な説明】
本発明は、冷水製造と同時に温水製造とを併せて行う冷
温水同時取出形の二重効用吸収冷凍機に関するものであ
る。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a dual-effect absorption refrigerating machine capable of simultaneously extracting cold and hot water, which simultaneously produces cold water and hot water.
一般に、吸収冷凍機を利用して、給湯又はレヒート用温
水等を得るためには、吸収冷凍機に温水熱交換器を設け
、凝縮した冷媒を第−発生器又は凝縮器に戻して冷温水
を同時に取出すことが行われている。Generally, in order to obtain hot water for hot water supply or reheating using an absorption refrigerator, a hot water heat exchanger is installed in the absorption refrigerator, and the condensed refrigerant is returned to the first generator or condenser to generate cold and hot water. They are taken out at the same time.
（第１図）しかしながらこの従来の方式では、凝縮した
冷媒は、第一発生器に戻す場合は、冷凍サイクルには無
効果でありまた凝縮器に戻す場合は冷凍サイクルに効果
はあっても、凝縮冷媒の温度は相当高温であるため、こ
のままでは凝縮負荷も大きく、所要燃料も多くなる欠点
があった。(Figure 1) However, in this conventional system, when the condensed refrigerant is returned to the first generator, it has no effect on the refrigeration cycle, and when it is returned to the condenser, although it has an effect on the refrigeration cycle, Since the temperature of the condensed refrigerant is quite high, if left as is, the condensation load would be large and the amount of fuel required would be disadvantageous.
本発明は、これら従来の欠点を除去しようさするもので
、第一発生器に送られる溶液を予熱し冷凍サイクルでの
効率を著しく向上し、且つ適確に熱回収を可能とすると
共に、凝縮冷媒の適冷を行って、凝縮器で捨る熱を減少
させ燃料の節約を容易に行ない経済的な運転のできる吸
収冷凍機とすることを目的としたものである。The present invention aims to eliminate these conventional drawbacks by preheating the solution sent to the first generator, significantly improving the efficiency of the refrigeration cycle, and making it possible to properly recover heat, as well as to prevent condensation. The purpose of this invention is to provide an absorption refrigerating machine that cools the refrigerant appropriately, reduces the heat discarded in the condenser, easily saves fuel, and can be operated economically.
また、本発明は冷凍するに必要な所要燃料・加熱量の節
約が可能になり、直火式又は蒸気高温水を使用の冷凍機
にする場合にも簡単な構成で冷水製造と温水製造さを効
果に可能とし、しかも温水・冷水負荷の変動にも良好な
追従性を発揮できる吸収冷凍機を提供することをも目的
の一つとしている。In addition, the present invention makes it possible to save the amount of fuel and heating necessary for freezing, and when using a refrigerator that uses direct flame or steam high-temperature water, it can produce cold water and hot water with a simple configuration. Another object of the present invention is to provide an absorption chiller that is highly effective and can also exhibit good followability to fluctuations in hot and cold water loads.
本発明は、第一発生器、第二発生器、凝縮器、蒸発器、
吸収器、第一溶液熱交換器、第二溶液熱交換器、前記第
一発生器から蒸発した冷媒により温水を加熱する温水熱
交換器、及びこれらの機器を接続する溶液経路、冷媒経
路を備えた二重効用吸収冷凍機において、前記温水熱交
換器にて温水加熱を行なった後の冷媒と、前記第二発生
器で溶液加熱を行なった後の冷媒さを混合せしめ、この
混合冷媒を吸収器から前記第二溶液熱交換器へ送られる
溶液と熱交換して、前記凝縮器に導くことを特徴とする
二重効用吸収冷凍機である。The present invention includes a first generator, a second generator, a condenser, an evaporator,
An absorber, a first solution heat exchanger, a second solution heat exchanger, a hot water heat exchanger that heats hot water with the refrigerant evaporated from the first generator, and a solution path and a refrigerant path that connect these devices. In the dual-effect absorption refrigerator, the refrigerant after hot water heating in the hot water heat exchanger and the refrigerant after solution heating in the second generator are mixed, and this mixed refrigerant is absorbed. This double-effect absorption refrigerator is characterized in that it exchanges heat with the solution sent from the container to the second solution heat exchanger and guides the solution to the condenser.
本発明は、発生器が第一発生器と第二発生器と二つ設け
られ、第一発生器で発生した高温冷媒蒸気を第二発生器
の加熱に利用する方式で蒸発器、吸収器、第一発生器、
第二発生器、温水熱交換器、凝縮器を備え、且つ吸収器
から第一発生器に送られる冷媒循環路中に溶液熱交換器
として第一熱交換器、第二熱交換器を備え、溶液・冷媒
熱交換器として第三熱交換器を備え、前記第一発生器は
、外部熱源より加熱される発生器をなし、ここで発生し
た蒸気が、温水熱交換器と第二発生器に送られ、温水熱
交換器では温水の製造をし第二発生器では溶液の加熱を
行った後それぞれ凝縮するようにすると共に、この凝縮
した冷媒は、集められて第三熱交換器に入り、吸収器か
ら第二熱交換器に至るまでの間の吸収溶液の加熱を行い
、凝縮器を経て蒸発器に戻し冷水製造に利用するように
構成してあって、凝縮冷媒の過冷並びに溶液の予熱を行
い、第一発生器での燃料消費量を減少させることを特徴
とするものである。In the present invention, two generators are provided, a first generator and a second generator, and the high temperature refrigerant vapor generated in the first generator is used to heat the second generator. first generator,
A second generator, a hot water heat exchanger, and a condenser are provided, and a first heat exchanger and a second heat exchanger are provided as a solution heat exchanger in the refrigerant circuit sent from the absorber to the first generator, A third heat exchanger is provided as a solution/refrigerant heat exchanger, and the first generator serves as a generator heated by an external heat source, and the steam generated here is transferred to the hot water heat exchanger and the second generator. The refrigerant is sent to the hot water heat exchanger to produce hot water, and the second generator heats the solution and condenses the refrigerant, and the condensed refrigerant is collected and enters the third heat exchanger. The absorption solution is heated between the absorber and the second heat exchanger, and is returned to the evaporator via the condenser for use in producing cold water. It is characterized by preheating and reducing fuel consumption in the first generator.
本発明を実施例につき第２図で説明すると、第一発生器
１、第二発生器２、第三熱交換器９、凝縮器３、蒸発器
４、吸収器５、第三熱交換器９、第二熱交換器７及び第
一熱交換器６並びに第一発生器から成る冷媒循環路と、
第一発生器１、温水熱交換器８、第三熱交換器９及び凝
縮器とから成る冷媒流路と、第一発生器１、第一熱交換
器６、第二発生器２、第二熱交換器７、吸収器５、第三
熱交換器９、第二熱交換器７、第一熱交換器６及び第一
発生器１からなる吸収剤循環路とを備えて吸収冷凍機を
構成している。The present invention will be explained with reference to FIG. 2 in accordance with an embodiment. A first generator 1, a second generator 2, a third heat exchanger 9, a condenser 3, an evaporator 4, an absorber 5, a third heat exchanger 9 , a refrigerant circuit comprising a second heat exchanger 7, a first heat exchanger 6, and a first generator;
A refrigerant flow path consisting of a first generator 1, a hot water heat exchanger 8, a third heat exchanger 9, and a condenser; An absorption refrigerating machine includes an absorbent circulation path consisting of a heat exchanger 7, an absorber 5, a third heat exchanger 9, a second heat exchanger 7, a first heat exchanger 6, and a first generator 1. are doing.
前記温水熱交換器８及び第二発生器２と第三熱交換器９
とは、配管１４，１５，１６を介して連絡され、又第三
熱交換器９と凝縮器３は、減圧装置１０のある配管１７
．１８をもって接続されているが必要に応じ配管１８は
、蒸発器４に接続するこきも可能であり、弁などの切換
機構を介在して選択に流れを切換えるようにすることも
できる。The hot water heat exchanger 8 and the second generator 2 and the third heat exchanger 9
are connected via piping 14, 15, 16, and the third heat exchanger 9 and condenser 3 are connected to piping 17 where the pressure reducing device 10 is located.
．． Although the piping 18 is connected to the evaporator 4 if necessary, the piping 18 can also be connected to the evaporator 4, and the flow can be selectively switched through a switching mechanism such as a valve.
なお温水熱交換器８と第二発生器２は、直列に接続する
ことも可能である。Note that the hot water heat exchanger 8 and the second generator 2 can also be connected in series.
図中、１１は溶液ポンプ、１２は冷媒ポンプ、１３は制
御弁、１９，２０，２１．２２，２３゜２４．２５，２
６，２７，２Ｂ、２９．３０はそれぞれ配管である。In the figure, 11 is a solution pump, 12 is a refrigerant pump, 13 is a control valve, 19, 20, 21.22, 23° 24.25, 2
6, 27, 2B, and 29.30 are piping, respectively.
しかして冷水並びに温水の製造サイクルは、第一発生器
１にて加熱分離された冷媒蒸気が配管１９を経て第二発
生器２に、また配管１９．２０を通して温水熱交換器８
に導かれる。Thus, in the production cycle of cold water and hot water, the refrigerant vapor heated and separated in the first generator 1 passes through the pipe 19 to the second generator 2, and also passes through the pipes 19 and 20 to the hot water heat exchanger 8.
guided by.
そしてそれぞれ導かれた蒸気は、温水及び溶液を加熱し
て液化しこの液化した高温冷媒は配管１６に集められ第
三熱交換器９に入り、溶液を加熱し液冷媒は過冷却され
配管１７、減圧装置１０、配管１８を通り凝縮器３又は
、蒸発器４に戻り冷凍作用を行うものであり、吸収器５
から第一発生器１に送られる吸収溶液の予熱と凝縮冷媒
の過冷とを行って、温水熱交換器８及び第二発生器２の
加熱側から導出される冷媒の廃熱を利用し、凝縮器で捨
る熱を減少させると共に燃料の節約を適確に可能とする
ものである。The respective vapors are then liquefied by heating the hot water and the solution, and the liquefied high-temperature refrigerant is collected in the pipe 16 and enters the third heat exchanger 9, where the solution is heated and the liquid refrigerant is supercooled and the pipe 17, It passes through the pressure reducing device 10 and piping 18 and returns to the condenser 3 or evaporator 4 for refrigeration, and the absorber 5
Preheating the absorption solution sent to the first generator 1 and subcooling the condensed refrigerant, using the waste heat of the refrigerant derived from the heating side of the hot water heat exchanger 8 and the second generator 2, This reduces the amount of heat wasted in the condenser and makes it possible to save fuel appropriately.
本発明により、温水熱交換器及び第二発生器にて加熱を
行なった後の冷媒の排熱を利用して、冷凍サイクルで循
環される吸収溶液の予熱を確実にし、且つ凝縮冷媒の十
分な過冷却をも行なって凝縮器で捨る熱を減少させ、冷
凍するに必要な所要燃料・加熱量の節約が可能になり、
直火式又は蒸気高温水を使用の冷凍機にする場合にも簡
単な構成で冷水製造と温水製造とを効果に可能とし、し
かも温水・冷水負荷の変動にも良好な追従性を発揮でき
るし、熱回収を無駄なく効率よく行なえて省エネルギー
化に役立ち著しく経済的な運転ができるなどの特長があ
る。According to the present invention, the exhaust heat of the refrigerant after heating in the hot water heat exchanger and the second generator is used to ensure the preheating of the absorption solution circulated in the refrigeration cycle, and to ensure the sufficient amount of condensed refrigerant. It also performs supercooling to reduce the heat discarded in the condenser, making it possible to save on the amount of fuel and heating required for freezing.
Even when using a refrigerator that uses direct flame or steam high-temperature water, it is possible to effectively produce cold water and hot water with a simple configuration, and it can also exhibit good followability to fluctuations in hot water and cold water loads. It has the advantage of being able to efficiently recover heat without wasting it, helping to save energy and allowing for extremely economical operation.
第１図は従来例の系統説明図、第２図は本発明の一実施
例を示す系統説明図である。
１・・・・・・第一発生器、２・・・・・・第二発生器
、３・・・・・・凝縮器、４・・・・・・蒸発器、５・
・・・・・吸収器、６・・・・・・第一熱交換器、７・
・・・・・第二熱交換器、８・・・・・・温水熱交換器
、９・・・・・・第三熱交換器、１０・・・・・・減圧
装置、１１・・・・・・溶液ポンプ、１２・・・・・・
冷媒ポンプ、１３・・・・・・制御弁、１４ １５ １
６ １７ １Ｂ・・・・・・配管。FIG. 1 is a system explanatory diagram of a conventional example, and FIG. 2 is a system explanatory diagram showing an embodiment of the present invention. 1...First generator, 2...Second generator, 3...Condenser, 4...Evaporator, 5...
...Absorber, 6...First heat exchanger, 7.
... Second heat exchanger, 8 ... Hot water heat exchanger, 9 ... Third heat exchanger, 10 ... Pressure reduction device, 11 ... ...Solution pump, 12...
Refrigerant pump, 13... Control valve, 14 15 1
6 17 1B...Piping.
Claims (1)
、第一溶液熱交換器、第二溶液熱交換器、前記第一発生
器から蒸発した冷媒により温水を加熱する温水熱交換器
、及びこれらの機器を接続する溶液経路、冷媒経路を備
えた二重効用吸収冷凍機において、前記温水熱交換器に
て温水加熱を行なった後の冷媒と、前記第二発生器で溶
液加熱を行なった後の冷媒とを混合せしめ、この混合冷
媒を吸収器から前記第二溶液熱交換器へ送られる溶液と
熱交換して、前記凝縮器に導くことを特徴きする二重効
用吸収冷凍機。1. A first generator, a second generator, a condenser, an evaporator, an absorber, a first solution heat exchanger, a second solution heat exchanger, and hot water heat for heating hot water with the refrigerant evaporated from the first generator. In a double-effect absorption refrigerator equipped with an exchanger, a solution path, and a refrigerant path that connect these devices, the refrigerant after hot water heating in the hot water heat exchanger and the solution in the second generator are used. A double-effect absorption system characterized in that the heated refrigerant is mixed with the refrigerant, the mixed refrigerant is heat exchanged with the solution sent from the absorber to the second solution heat exchanger, and is led to the condenser. refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50145603A JPS5947824B2 (en) | 1975-12-05 | 1975-12-05 | Double effect absorption chiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50145603A JPS5947824B2 (en) | 1975-12-05 | 1975-12-05 | Double effect absorption chiller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5269044A JPS5269044A (en) | 1977-06-08 |
| JPS5947824B2 true JPS5947824B2 (en) | 1984-11-21 |
Family
ID=15388861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50145603A Expired JPS5947824B2 (en) | 1975-12-05 | 1975-12-05 | Double effect absorption chiller |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5947824B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5577676A (en) * | 1978-12-06 | 1980-06-11 | Hitachi Ltd | Multiple absorption refrigerating machine |
| JPS5828258U (en) * | 1981-08-19 | 1983-02-23 | 三洋電機株式会社 | Double effect absorption chiller/heater |
-
1975
- 1975-12-05 JP JP50145603A patent/JPS5947824B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5269044A (en) | 1977-06-08 |
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