JP2554793B2 - Absorption heat pump device - Google Patents
Absorption heat pump deviceInfo
- Publication number
- JP2554793B2 JP2554793B2 JP3118957A JP11895791A JP2554793B2 JP 2554793 B2 JP2554793 B2 JP 2554793B2 JP 3118957 A JP3118957 A JP 3118957A JP 11895791 A JP11895791 A JP 11895791A JP 2554793 B2 JP2554793 B2 JP 2554793B2
- Authority
- JP
- Japan
- Prior art keywords
- refrigerant
- regenerator
- transfer pipe
- liquid
- evaporator
- 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
Links
- 238000010521 absorption reaction Methods 0.000 title claims description 41
- 239000003507 refrigerant Substances 0.000 claims description 119
- 239000007788 liquid Substances 0.000 claims description 94
- 239000006096 absorbing agent Substances 0.000 claims description 33
- 230000002745 absorbent Effects 0.000 claims description 19
- 239000002250 absorbent Substances 0.000 claims description 19
- 238000007865 diluting Methods 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000001704 evaporation Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000010790 dilution Methods 0.000 description 10
- 239000012895 dilution Substances 0.000 description 10
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 salt compound Chemical class 0.000 description 1
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、吸収式ヒートポンプ装
置、特に装置停止時において吸収液の結晶化を防止し得
るようにした吸収式ヒートポンプ装置に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an absorption heat pump device, and more particularly to an absorption heat pump device capable of preventing crystallization of an absorbing liquid when the device is stopped.
【０００２】[0002]
【従来の技術】従来、吸収式ヒートポンプ装置には、ア
ルカリ金属と硝酸塩との混合物／水の組み合わせからな
る吸収液が使用されており、またこの吸収式ヒートポン
プ装置は、冷媒（水）を蒸発させる蒸発器と、この蒸発
器で蒸発された冷媒蒸気を吸収液に吸収する吸収器と、
この吸収器で冷媒を吸収して濃度が薄くなった稀吸収液
を加熱して冷媒蒸気を分離するための再生器と、この再
生器で分離された冷媒蒸気を凝縮させる凝縮器と、蒸発
器内の冷媒蒸気を吸収器に移送する冷媒蒸気移送管と、
吸収器内の稀吸収液を再生器に移送する稀吸収液移送管
と、再生器で分離された冷媒蒸気を凝縮器に移送する冷
媒蒸気移送管と、凝縮器で凝縮された冷媒液を蒸発器に
移送する冷媒液移送管と、再生器で再生されて濃度が濃
くなった濃吸収液を吸収器に移送する濃吸収液移送管と
から構成されていた。2. Description of the Related Art Conventionally, an absorption type heat pump device has used an absorption liquid composed of a mixture of an alkali metal and a nitrate / water, and this absorption type heat pump device evaporates a refrigerant (water). An evaporator, and an absorber that absorbs the refrigerant vapor evaporated in this evaporator into an absorbing liquid,
A regenerator for separating the refrigerant vapor by heating the diluted absorbent that has become thinner by absorbing the refrigerant in this absorber, a condenser for condensing the refrigerant vapor separated by this regenerator, and an evaporator A refrigerant vapor transfer pipe for transferring the refrigerant vapor in the absorber to the absorber,
Rare absorption liquid transfer pipe for transferring the rare absorption liquid in the absorber to the regenerator, refrigerant vapor transfer pipe for transferring the refrigerant vapor separated in the regenerator to the condenser, and evaporation of the refrigerant liquid condensed in the condenser It was composed of a refrigerant liquid transfer pipe for transferring to the vessel and a concentrated absorbent transfer pipe for transferring the concentrated absorbent regenerated by the regenerator and having a high concentration to the absorber.
【０００３】[0003]
【発明が解決しようとする課題】上記従来の構成による
と、例えば停電などにより、溶液ポンプや再生器の加熱
装置が停止した場合、吸収液に溶けている金属塩化合物
などが結晶化し、装置の再起動が困難になるという問題
があった。According to the above-mentioned conventional configuration, when the heating device of the solution pump or the regenerator is stopped due to a power failure or the like, the metal salt compound or the like dissolved in the absorbing liquid is crystallized, and There was a problem that it became difficult to restart.
【０００４】そこで、本発明は上記問題を解消し得る吸
収式ヒートポンプ装置を提供することを目的とする。Therefore, an object of the present invention is to provide an absorption heat pump device which can solve the above problems.
【０００５】[0005]
【課題を解決するための手段】上記課題を解決するた
め、本発明の第１の手段は、冷媒を蒸発させる蒸発器
と、この蒸発器で蒸発された冷媒蒸気を吸収液に吸収す
る吸収器と、この吸収器で冷媒を吸収して濃度が薄くな
った稀吸収液を加熱して冷媒蒸気を分離するための再生
器と、この再生器で分離された冷媒蒸気を凝縮させる凝
縮器と、蒸発器内の冷媒蒸気を吸収器に移送する冷媒蒸
気移送管と、吸収器内の稀吸収液を再生器に移送する稀
吸収液移送管と、再生器で分離された冷媒蒸気を凝縮器
に移送する冷媒蒸気移送管と、凝縮器で凝縮された冷媒
液を蒸発器に移送する冷媒液移送管と、再生器で再生さ
れて濃度が濃くなった濃吸収液を吸収器に移送する濃吸
収液移送管とを有する吸収式ヒートポンプ装置におい
て、少なくとも再生器を蒸発器よりも下方位置に配置
し、上記蒸発器内の冷媒液を再生器内に供給する希釈用
冷媒液移送管を設けるとともに、この希釈用冷媒液移送
管の途中に非常停止時に開状態となる開閉弁を設けた吸
収式ヒートポンプ装置である。In order to solve the above problems, a first means of the present invention is an evaporator for evaporating a refrigerant, and an absorber for absorbing a refrigerant vapor evaporated by the evaporator into an absorbing liquid. And, a regenerator for separating the refrigerant vapor by heating the diluted absorbing liquid that has become thinner by absorbing the refrigerant in this absorber, and a condenser for condensing the refrigerant vapor separated in this regenerator, Refrigerant vapor transfer pipe that transfers the refrigerant vapor in the evaporator to the absorber, rare absorption liquid transfer pipe that transfers the rare absorption liquid in the absorber to the regenerator, and refrigerant vapor separated in the regenerator to the condenser Refrigerant vapor transfer pipe to be transferred, Refrigerant liquid transfer pipe to transfer the refrigerant liquid condensed in the condenser to the evaporator, Concentrated absorption liquid to transfer the concentrated absorbent liquid regenerated by the regenerator to the absorber In an absorption heat pump device having a liquid transfer pipe, at least a regenerator It is arranged at a position lower than the generator, and is provided with a dilution refrigerant liquid transfer pipe for supplying the refrigerant liquid in the evaporator to the regenerator, and in the middle of the dilution refrigerant liquid transfer pipe is opened in an emergency stop state. Is an absorption heat pump device provided with an on-off valve.
【０００６】また、上記課題を解決するため、本発明の
第２の手段は、冷媒を蒸発させる蒸発器と、この蒸発器
で蒸発された冷媒蒸気を吸収液に吸収する吸収器と、こ
の吸収器で冷媒を吸収して濃度が薄くなった稀吸収液を
加熱して冷媒蒸気を分離するための再生器と、この再生
器で分離された冷媒蒸気を凝縮させる凝縮器と、蒸発器
内の冷媒蒸気を吸収器に移送する冷媒蒸気移送管と、吸
収器内の稀吸収液を再生器に移送する稀吸収液移送管
と、再生器で分離された冷媒蒸気を凝縮器に移送する冷
媒蒸気移送管と、凝縮器で凝縮された冷媒液を蒸発器に
移送する冷媒液移送管と、再生器で再生されて濃度が濃
くなった濃吸収液を吸収器に移送する濃吸収液移送管と
を有する吸収式ヒートポンプ装置において、少なくとも
再生器を蒸発器よりも下方位置に配置し、上記凝縮器内
の冷媒液を再生器内に供給する希釈用冷媒液移送管を設
けるとともに、この希釈用冷媒液移送管の途中に非常停
止時に開状態となる開閉弁を設けた吸収式ヒートポンプ
装置である。In order to solve the above-mentioned problems, a second means of the present invention is an evaporator for evaporating a refrigerant, an absorber for absorbing the refrigerant vapor evaporated by the evaporator into an absorbing liquid, and an absorber for absorbing the same. A regenerator for absorbing the refrigerant in the regenerator to heat the diluted absorbent that has become thin and separating the refrigerant vapor, a condenser for condensing the refrigerant vapor separated by this regenerator, and an evaporator Refrigerant vapor transfer pipe that transfers the refrigerant vapor to the absorber, rare absorption liquid transfer pipe that transfers the rare absorbent in the absorber to the regenerator, and refrigerant vapor that transfers the refrigerant vapor separated by the regenerator to the condenser A transfer pipe, a refrigerant liquid transfer pipe for transferring the refrigerant liquid condensed in the condenser to the evaporator, and a concentrated absorbent transfer pipe for transferring the concentrated absorbent liquid regenerated by the regenerator and having a high concentration to the absorber. In the absorption heat pump device having at least the regenerator from the evaporator It is arranged at a lower position, and a dilution refrigerant liquid transfer pipe for supplying the refrigerant liquid in the condenser to the regenerator is provided, and an opening / closing valve which is opened in an emergency stop is provided in the middle of the dilution refrigerant liquid transfer pipe. It is the absorption heat pump device provided.
【０００７】また、上記課題を解決するため、本発明の
第３の手段は、上記第１または第２の手段の構成におい
て、再生器で分離された冷媒蒸気を凝縮器に移送する冷
媒蒸気移送管の途中に、凝縮器側からの逆流を防止する
ための逆止弁を設けた吸収式ヒートポンプ装置である。In order to solve the above-mentioned problems, the third means of the present invention is the refrigerant vapor transfer for transferring the refrigerant vapor separated in the regenerator to the condenser in the configuration of the first or second means. This is an absorption heat pump device in which a check valve for preventing backflow from the condenser side is provided in the middle of the pipe.
【０００８】また、上記課題を解決するため、本発明の
第４の手段は、第１または第２の手段の構成において、
再生器内に冷媒液を供給するための希釈用冷媒液移送管
の再生器内に突設される冷媒液の吹出し管部に多数の噴
射穴を形成した吸収式ヒートポンプ装置である。In order to solve the above-mentioned problems, a fourth means of the present invention is the structure of the first or second means,
It is an absorption heat pump device in which a large number of injection holes are formed in a refrigerant liquid blow-out pipe portion projecting in the regenerator of a diluting refrigerant liquid transfer pipe for supplying the refrigerant liquid into the regenerator.
【０００９】さらに、上記課題を解決するため、本発明
の第５の手段は、上記第１または第２の手段の構成にお
いて、再生器内に冷媒液を供給するための希釈用冷媒液
移送管の途中および再生器内に突設された部分に逆止弁
を設けた吸収式ヒートポンプ装置である。Further, in order to solve the above-mentioned problems, the fifth means of the present invention is, in the constitution of the above-mentioned first or second means, a diluting refrigerant liquid transfer pipe for supplying a refrigerant liquid into the regenerator. This is an absorption heat pump device in which a check valve is provided in the middle of and in a portion protruding in the regenerator.
【００１０】[0010]
【作用】上記の構成によると、装置が停止した場合、希
釈用冷媒液移送管途中に設けられた開閉弁が開状態とな
り、蒸発器内または凝縮器内の冷媒液がそれぞれの希釈
用冷媒液移送管を介して再生器内に流入する。According to the above construction, when the device is stopped, the on-off valve provided in the middle of the diluting refrigerant liquid transfer pipe is opened, and the refrigerant liquid in the evaporator or the condenser is respectively diluted with the diluting refrigerant liquid. It flows into the regenerator through the transfer pipe.
【００１１】したがって、再生器内の吸収液の濃度が薄
められるため、吸収液の結晶化が防止される。また、希
釈用冷媒液移送管途中に逆止弁を設けることにより、再
生器内の吸収液が蒸発器または凝縮器内に逆流するのを
防止することができる。Therefore, since the concentration of the absorbing liquid in the regenerator is thinned, crystallization of the absorbing liquid is prevented. Further, by providing the check valve in the middle of the diluting refrigerant liquid transfer pipe, it is possible to prevent the absorbing liquid in the regenerator from flowing back into the evaporator or the condenser.
【００１２】[0012]
【実施例】以下、本発明の一実施例を図１に基づき説明
する。図１に示すように、本実施例における吸収式ヒー
トポンプ装置は、冷媒を蒸発させる蒸発器１と、この蒸
発器１で蒸発された冷媒蒸気を吸収液に吸収する吸収器
２と、この吸収器２で冷媒を吸収して濃度が薄くなった
稀吸収液を加熱して冷媒蒸気を分離するための再生器３
と、この再生器３で分離された冷媒蒸気を凝縮させる凝
縮器４と、蒸発器１内の冷媒蒸気を吸収器２に移送する
冷媒蒸気移送管１１と、途中に溶液ポンプ２１を有して
吸収器内２の稀吸収液を再生器３に移送する稀吸収液移
送管１２と、途中に逆止弁２２を有して再生器３で分離
された冷媒蒸気を凝縮器４に移送する冷媒蒸気移送管１
３と、途中に通電時に開状態となる電磁開閉弁２３を有
して凝縮器４で凝縮された冷媒液を蒸発器１に移送する
冷媒液移送管１４と、再生器３で再生されて濃度が濃く
なった濃吸収液を吸収器２に移送する濃吸収液移送管１
５と、この濃吸収液移送管１５と稀吸収液移送管１２と
の間で熱交換を行うための熱交換器１６と、途中に非常
停止時に開状態となる電磁開閉弁２４および逆止弁２５
を有して、上記蒸発器１内の冷媒液を再生器３内に供給
する第１希釈用冷媒液移送管１７と、途中に非常停止時
に開状態となる電磁開閉弁２６および逆止弁２７を有し
て、上記凝縮器４内の冷媒液を再生器３内に供給する第
２希釈用冷媒液移送管１８とから構成され、さらに上記
再生器３および凝縮器４が蒸発器１および吸収器２より
も下方に配置されたものである。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIG. As shown in FIG. 1, the absorption heat pump device according to the present embodiment includes an evaporator 1 that evaporates a refrigerant, an absorber 2 that absorbs the refrigerant vapor evaporated by the evaporator 1 into an absorption liquid, and this absorber. A regenerator 3 for separating the refrigerant vapor by heating the rare absorption liquid whose concentration has become thin due to absorption of the refrigerant by 2
A condenser 4 for condensing the refrigerant vapor separated by the regenerator 3, a refrigerant vapor transfer pipe 11 for transferring the refrigerant vapor in the evaporator 1 to the absorber 2, and a solution pump 21 on the way. A refrigerant for transferring a rare absorbent liquid in the absorber 2 to the regenerator 3 and a refrigerant vapor having a check valve 22 in the middle to transfer the refrigerant vapor separated in the regenerator 3 to the condenser 4. Vapor transfer pipe 1
3, a refrigerant liquid transfer pipe 14 for transferring the refrigerant liquid condensed in the condenser 4 to the evaporator 1 by having an electromagnetic opening / closing valve 23 which is opened during energization in the middle, and a concentration regenerated by the regenerator 3 Concentrated absorption liquid transfer pipe 1 for transferring the concentrated absorption liquid that has become thicker to the absorber 2
5, a heat exchanger 16 for exchanging heat between the concentrated absorption liquid transfer pipe 15 and the rare absorption liquid transfer pipe 12, an electromagnetic opening / closing valve 24 and a check valve which are opened during an emergency stop. 25
And a first dilution refrigerant liquid transfer pipe 17 for supplying the refrigerant liquid in the evaporator 1 into the regenerator 3, and an electromagnetic opening / closing valve 26 and a check valve 27 which are opened during an emergency stop. And a second dilution refrigerant liquid transfer pipe 18 for supplying the refrigerant liquid in the condenser 4 into the regenerator 3, and the regenerator 3 and the condenser 4 further include the evaporator 1 and the absorber. It is arranged below the container 2.
【００１３】なお、上記逆止弁２２，２４はそれぞれ再
生器３側からの吸収液の逆流を防止するためのものであ
る。上記構成において、吸収サイクルの作動中に、例え
ば停電により装置が非常停止した場合、電磁開閉弁２３
が閉状態となるとともに、残りの電磁開閉弁２４，２６
が開状態となり、蒸発器１内および凝縮器４内の冷媒液
が第１および第２希釈用冷媒液移送管１７，１８を介し
て再生器３内に流入する。The check valves 22 and 24 are provided to prevent backflow of the absorbing liquid from the regenerator 3 side. In the above-mentioned configuration, during the operation of the absorption cycle, for example, when the device is emergency stopped due to a power failure, the electromagnetic opening / closing valve
Is closed and the remaining solenoid valves 24, 26
Is opened, and the refrigerant liquid in the evaporator 1 and the condenser 4 flows into the regenerator 3 via the first and second dilution refrigerant liquid transfer pipes 17 and 18.
【００１４】したがって、再生器３内の吸収液の濃度が
薄められるため、たとえ再生器３内の吸収液の温度が低
下した場合でも、吸収液の結晶化が防止される。なお、
冷媒液が再生器３内の流入すると、沸騰蒸気の消滅によ
り、激しい溶液運動、すなわち蒸気爆発やウォータハン
マーなどの現象が起こるが、再生器３内に設けられてい
る冷媒液の吹出し管部１７ａ，１８ａに形成する噴出穴
を多数設けて、再生器３内に均一に冷媒液を吹き出すこ
とにより、抑制することができる。Therefore, since the concentration of the absorbing liquid in the regenerator 3 is reduced, crystallization of the absorbing liquid is prevented even if the temperature of the absorbing liquid in the regenerator 3 is lowered. In addition,
When the refrigerant liquid flows into the regenerator 3, a violent solution motion, that is, a phenomenon such as steam explosion or water hammer occurs due to the disappearance of the boiling vapor. , 18a are provided with a large number of ejection holes to uniformly blow out the refrigerant liquid into the regenerator 3, which can be suppressed.
【００１５】このように、装置停止時において、吸収液
の結晶化が防止されるため、装置の再起動を容易に行う
ことができる。ところで、上記実施例においては、蒸発
器１および凝縮器４からの冷媒液を再生器３内に供給す
るようにしたが、例えば蒸発器１または凝縮器４のいず
れから冷媒液を再生器３内に供給するようにしてもよ
い。As described above, crystallization of the absorbing liquid is prevented when the apparatus is stopped, so that the apparatus can be easily restarted. By the way, in the above embodiment, the refrigerant liquid from the evaporator 1 and the condenser 4 is supplied into the regenerator 3. However, for example, the refrigerant liquid is supplied from the evaporator 1 or the condenser 4 to the inside of the regenerator 3. May be supplied to.
【００１６】また、上記実施例においては、各逆止弁２
５，２７をそれぞれ希釈用冷媒移送管１７，１８途中に
設けたが、例えば図１の仮想線で示すように、各希釈用
冷媒移送管１７，１８の再生器３内に突設された部分、
すなわち各吹出し管部１７ａ，１８ａ部に設けるように
してもよい。Further, in the above embodiment, each check valve 2
5 and 27 are provided in the middle of the dilution refrigerant transfer pipes 17 and 18, respectively. For example, as shown by the phantom line in FIG. 1, the portions of the dilution refrigerant transfer pipes 17 and 18 projecting inside the regenerator 3. ,
That is, it may be provided in each of the blowout pipe portions 17a and 18a.
【００１７】[0017]
【発明の効果】以上のように本発明の構成によると、装
置停止時においては、希釈用冷媒液移送管途中の開閉弁
が開くため、蒸発器内または凝縮器内の冷媒液がそれぞ
れの希釈用冷媒液移送管を介して再生器内に流入し、し
たがって再生器内の吸収液の濃度が薄められるため、吸
収液の結晶化が防止される。As described above, according to the configuration of the present invention, when the apparatus is stopped, the opening / closing valve in the middle of the diluting refrigerant liquid transfer pipe is opened, so that the refrigerant liquid in the evaporator or the condenser is diluted respectively. Since it flows into the regenerator through the refrigerant liquid transfer pipe for use and therefore the concentration of the absorbing liquid in the regenerator is diluted, crystallization of the absorbing liquid is prevented.
【図１】本発明の一実施例における吸収式ヒートポンプ
装置の概略構成を示す側面図である。FIG. 1 is a side view showing a schematic configuration of an absorption heat pump device according to an embodiment of the present invention.
１ 蒸発器 ２ 吸収器 ３ 再生器 ４ 凝縮器 １１ 冷媒蒸気移送管 １２ 吸収液移送管 １３ 冷媒蒸気移送管 １４ 冷媒液移送管 １５ 濃吸収液移送管 １７ 第１希釈用冷媒液移送管 １８ 第２希釈用冷媒液移送管 ２４ 電磁開閉弁 ２５ 逆止弁 ２６ 電磁開閉弁 ２７ 逆止弁 1 Evaporator 2 Absorber 3 Regenerator 4 Condenser 11 Refrigerant vapor transfer pipe 12 Absorbent liquid transfer pipe 13 Refrigerant vapor transfer pipe 14 Refrigerant liquid transfer pipe 15 Concentrated absorbent transfer pipe 17 First dilution refrigerant liquid transfer pipe 18 Second Diluting refrigerant liquid transfer pipe 24 Electromagnetic on-off valve 25 Check valve 26 Electromagnetic on-off valve 27 Check valve
───────────────────────────────────────────────────── フロントページの続き (72)発明者 梅田 辰彦 大阪府大阪市此花区西九条５丁目３番28 号 日立造船株式会社内 (72)発明者 矢野 猛 大阪府大阪市此花区西九条５丁目３番28 号 日立造船株式会社内 (56)参考文献 実開 昭60−178770（ＪＰ，Ｕ) ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Tatsuhiko Umeda 5-3-8 Nishikujo, Konohana-ku, Osaka City, Osaka Prefecture Hitachi Shipbuilding Co., Ltd. (72) Takeshi Yano 5-chome, Nishikujo, Konohana-ku, Osaka City, Osaka Prefecture No. 3 28 Hitachi Zosen Co., Ltd. (56) References: 60-178770 (JP, U)
Claims (5)
蒸発された冷媒蒸気を吸収液に吸収する吸収器と、この
吸収器で冷媒を吸収して濃度が薄くなった稀吸収液を加
熱して冷媒蒸気を分離するための再生器と、この再生器
で分離された冷媒蒸気を凝縮させる凝縮器と、蒸発器内
の冷媒蒸気を吸収器に移送する冷媒蒸気移送管と、吸収
器内の稀吸収液を再生器に移送する稀吸収液移送管と、
再生器で分離された冷媒蒸気を凝縮器に移送する冷媒蒸
気移送管と、凝縮器で凝縮された冷媒液を蒸発器に移送
する冷媒液移送管と、再生器で再生されて濃度が濃くな
った濃吸収液を吸収器に移送する濃吸収液移送管とを有
する吸収式ヒートポンプ装置において、少なくとも再生
器を蒸発器よりも下方位置に配置し、上記蒸発器内の冷
媒液を再生器内に供給する希釈用冷媒液移送管を設ける
とともに、この希釈用冷媒液移送管の途中に非常停止時
に開状態となる開閉弁を設けたことを特徴とする吸収式
ヒートポンプ装置。1. An evaporator for evaporating a refrigerant, an absorber for absorbing a refrigerant vapor evaporated by the evaporator into an absorption liquid, and a rare absorption liquid having a thin concentration by absorbing the refrigerant by the absorber. A regenerator for heating to separate the refrigerant vapor, a condenser for condensing the refrigerant vapor separated by the regenerator, a refrigerant vapor transfer pipe for transferring the refrigerant vapor in the evaporator to the absorber, and an absorber A rare absorbent transfer pipe for transferring the rare absorbent in the regenerator,
A refrigerant vapor transfer pipe for transferring the refrigerant vapor separated by the regenerator to the condenser, a refrigerant liquid transfer pipe for transferring the refrigerant liquid condensed by the condenser to the evaporator, and a refrigerant liquid regenerated by the regenerator to increase the concentration. In the absorption heat pump device having a concentrated absorbent transfer pipe for transferring the concentrated absorbent to the absorber, at least the regenerator is arranged at a position lower than the evaporator, and the refrigerant liquid in the evaporator is placed in the regenerator. An absorption heat pump device characterized in that a diluting refrigerant liquid transfer pipe to be supplied is provided, and an on-off valve which is opened during an emergency stop is provided in the diluting refrigerant liquid transfer pipe.
蒸発された冷媒蒸気を吸収液に吸収する吸収器と、この
吸収器で冷媒を吸収して濃度が薄くなった稀吸収液を加
熱して冷媒蒸気を分離するための再生器と、この再生器
で分離された冷媒蒸気を凝縮させる凝縮器と、蒸発器内
の冷媒蒸気を吸収器に移送する冷媒蒸気移送管と、吸収
器内の稀吸収液を再生器に移送する稀吸収液移送管と、
再生器で分離された冷媒蒸気を凝縮器に移送する冷媒蒸
気移送管と、凝縮器で凝縮された冷媒液を蒸発器に移送
する冷媒液移送管と、再生器で再生されて濃度が濃くな
った濃吸収液を吸収器に移送する濃吸収液移送管とを有
する吸収式ヒートポンプ装置において、少なくとも再生
器を蒸発器よりも下方位置に配置し、上記凝縮器内の冷
媒液を再生器内に供給する希釈用冷媒液移送管を設ける
とともに、この希釈用冷媒液移送管の途中に非常停止時
に開状態となる開閉弁を設けたことを特徴とする吸収式
ヒートポンプ装置。2. An evaporator for evaporating a refrigerant, an absorber for absorbing a refrigerant vapor evaporated by the evaporator into an absorption liquid, and a rare absorption liquid having a thin concentration by absorbing the refrigerant by the absorber. A regenerator for heating to separate the refrigerant vapor, a condenser for condensing the refrigerant vapor separated by the regenerator, a refrigerant vapor transfer pipe for transferring the refrigerant vapor in the evaporator to the absorber, and an absorber A rare absorbent transfer pipe for transferring the rare absorbent in the regenerator,
A refrigerant vapor transfer pipe for transferring the refrigerant vapor separated by the regenerator to the condenser, a refrigerant liquid transfer pipe for transferring the refrigerant liquid condensed by the condenser to the evaporator, and a refrigerant liquid regenerated by the regenerator to increase the concentration. In an absorption heat pump device having a concentrated absorbent transfer pipe for transferring the concentrated absorbent to the absorber, at least the regenerator is arranged at a position lower than the evaporator, and the refrigerant liquid in the condenser is placed in the regenerator. An absorption heat pump device characterized in that a diluting refrigerant liquid transfer pipe to be supplied is provided, and an on-off valve which is opened during an emergency stop is provided in the diluting refrigerant liquid transfer pipe.
送する冷媒蒸気移送管の途中に、凝縮器側からの逆流を
防止するための逆止弁を設けたことを特徴とする請求項
１または２に記載の吸収式ヒートポンプ装置。3. A check valve for preventing backflow from the condenser side is provided in the middle of the refrigerant vapor transfer pipe for transferring the refrigerant vapor separated by the regenerator to the condenser. Item 3. The absorption heat pump device according to item 1 or 2.
冷媒液移送管の再生器内に突設される冷媒液の吹出し管
部に多数の噴射穴を形成したことを特徴とする請求項１
または２に記載の吸収式ヒートポンプ装置。4. A plurality of injection holes are formed in a refrigerant liquid blow-out pipe portion projecting in the regenerator of a diluting refrigerant liquid transfer pipe for supplying the refrigerant liquid into the regenerator. Claim 1
Alternatively, the absorption heat pump device according to item 2.
冷媒液移送管の途中および再生器内に突設された部分に
逆止弁を設けたことを特徴とする請求項１または２に記
載の吸収式ヒートポンプ装置。5. A check valve is provided in a portion of a diluting refrigerant liquid transfer pipe for supplying a refrigerant liquid into the regenerator and a portion projecting in the regenerator. 2. The absorption heat pump device according to item 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3118957A JP2554793B2 (en) | 1991-05-24 | 1991-05-24 | Absorption heat pump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3118957A JP2554793B2 (en) | 1991-05-24 | 1991-05-24 | Absorption heat pump device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04347464A JPH04347464A (en) | 1992-12-02 |
| JP2554793B2 true JP2554793B2 (en) | 1996-11-13 |
Family
ID=14749463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3118957A Expired - Lifetime JP2554793B2 (en) | 1991-05-24 | 1991-05-24 | Absorption heat pump device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2554793B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007285649A (en) * | 2006-04-19 | 2007-11-01 | Ebara Corp | Absorption heating value control method for absorption heat pump device, and absorption heat pump device |
| JP5501597B2 (en) * | 2008-10-15 | 2014-05-21 | 荏原冷熱システム株式会社 | Absorption heat pump |
-
1991
- 1991-05-24 JP JP3118957A patent/JP2554793B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04347464A (en) | 1992-12-02 |
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