JPH0758144B2 - Exhaust heat absorption refrigeration system - Google Patents
Exhaust heat absorption refrigeration systemInfo
- Publication number
- JPH0758144B2 JPH0758144B2 JP3050242A JP5024291A JPH0758144B2 JP H0758144 B2 JPH0758144 B2 JP H0758144B2 JP 3050242 A JP3050242 A JP 3050242A JP 5024291 A JP5024291 A JP 5024291A JP H0758144 B2 JPH0758144 B2 JP H0758144B2
- Authority
- JP
- Japan
- Prior art keywords
- cooling
- heat
- exhaust heat
- hot water
- water pump
- 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 - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、吸収冷凍装置に係り、
特にエンジン（原動機）の排出熱を熱源として運転する
排熱利用吸収冷凍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 refrigeration system,
In particular, the present invention relates to an exhaust heat utilization absorption refrigeration system that operates using exhaust heat of an engine (motor) as a heat source.
【０００２】[0002]
【従来の技術】従来、エンジンの排出熱を用いる排熱利
用吸収冷凍装置においては、エンジン（原動機）、吸収
冷凍機、冷却塔、負荷側との間で熱の授受をさせるので
あるが、温水、冷却水、冷水など、水を熱媒体とするの
が一般的である。この場合、図１の回路図に示すよう
に、各機器には多数の配管があり、複雑になっている。
そして、これらの施工には、手間がかかり、また、設置
のスペースも多大なものとなる。エンジンの排熱を利用
した吸収冷凍装置（コジェネシステム）が、なかなか普
及しない理由のひとつには、これら配管設計の手間、施
工の手間等の難しさにある。2. Description of the Related Art Conventionally, in an exhaust heat absorption refrigeration system using exhaust heat of an engine, heat is transferred between the engine (motor), the absorption refrigerator, the cooling tower, and the load side. In general, water is used as the heat medium, such as cooling water and cold water. In this case, as shown in the circuit diagram of FIG. 1, each device has many pipes and is complicated.
Further, these constructions are time-consuming and require a large installation space. One of the reasons why the absorption refrigeration system (cogeneration system) that uses the exhaust heat of the engine is not widely used is the difficulty of the piping design and construction.
【０００３】[0003]
【発明が解決しようとする課題】本発明は、前記のよう
な配管の難しさを解消するため、配管系統のポンプ、弁
類等の機器類を一つにまとめて設置した排熱利用吸収冷
凍装置を提供することを目的とする。DISCLOSURE OF THE INVENTION In order to solve the above-mentioned difficulty of piping, the present invention provides exhaust heat absorption refrigeration in which equipment such as pumps and valves of the piping system are installed together. The purpose is to provide a device.
【０００４】[0004]
【課題を解決するための手段】上記目的を達成するため
に、本発明では、エンジンからの排熱を加熱源とする吸
収冷凍機、吸収冷凍機の熱を放出する冷却塔、前記エン
ジンの排熱を温水の形で移動させる温水ポンプ、吸収冷
凍機と冷却塔との間の熱を冷却水の形で移動させる冷却
水ポンプ、冷凍機の冷凍能力を冷水の形で移動させる冷
水ポンプを主要構成機器とし、各機器間を配管で連結し
た吸収冷凍装置において、前記温水ポンプ、冷却水ポン
プ、冷水ポンプを、一つの架台部に、上下方向に配置し
ていることを特徴とする排熱利用吸収冷凍装置としたも
のである。上記の吸収冷凍装置において、さらに、エン
ジン排熱が過剰の場合に放熱させる冷却熱交換器を設
け、該熱交換器を前記架台部に組み込んで配置してもよ
い。In order to achieve the above object, in the present invention, an absorption chiller using exhaust heat from an engine as a heat source, a cooling tower for releasing heat of the absorption chiller, and an exhaust of the engine Mainly hot water pumps that move heat in the form of hot water, cooling water pumps that transfer heat between the absorption refrigerator and the cooling tower in the form of cooling water, and cold water pumps that move the refrigerating capacity of the refrigerator in the form of cold water. In the absorption refrigeration system, which is a component device and in which each device is connected by a pipe, the hot water pump, the cooling water pump, and the cold water pump are arranged vertically in one pedestal part, and exhaust heat is used. This is an absorption refrigeration system. In the above absorption refrigeration system, a cooling heat exchanger for radiating heat when the engine exhaust heat is excessive may be further provided, and the heat exchanger may be incorporated in the gantry portion and arranged.
【０００５】また、前記架台部には、温水ポンプ、冷却
水ポンプ、冷水ポンプの運転停止の制御をするポンプ制
御盤を設けるとともに、温水系、冷却水系、冷水系に必
要な配管、弁類、膨張タンク類をも組み込み、また、保
温、保冷、電気配線類を施して架台廻りを一つのユニッ
トとするのがよい。この場合、冷却熱交換器を設けてい
る場合は、該熱交換器の温水温度の制御する制御盤も、
同じ架台部に設けるのがよい。上記膨張タンクは、温水
系と冷水系を一つで兼用してもよい。冷却水系は通常、
大気開放の冷却塔があるので該タンクは不要である。冷
水系、温水系は密閉されているのが一般であるから必要
であり、圧力に問題がなければ一つの膨張タンクで兼用
できる。冷却塔が密閉の場合は冷却水系も兼用できる。In addition, a pump control panel for controlling the operation stop of the hot water pump, the cooling water pump, and the cold water pump is provided on the gantry, and the pipes, valves, and the like necessary for the hot water system, the cooling water system, and the cold water system are provided. It is advisable to incorporate expansion tanks, and to keep heat, cool, and electric wiring so that the unit around the gantry is a unit. In this case, when a cooling heat exchanger is provided, the control panel for controlling the hot water temperature of the heat exchanger is also
It is better to install them on the same mount. The expansion tank may have both a hot water system and a cold water system. The cooling water system is usually
Since there is a cooling tower open to the atmosphere, the tank is unnecessary. It is necessary because the cold water system and the hot water system are generally sealed, and one expansion tank can be used if there is no pressure problem. When the cooling tower is closed, it can also serve as a cooling water system.
【０００６】[0006]
【作用】本発明では上記のような構成としたことによ
り、主要な水配管およびポンプ類を、さらに冷却熱交換
器を一つのユニットとして、架台に組み上げてしまい、
現物対応の配管設計を不要とし、現地では、簡単な配管
施工のみをすればよいものであり、また、架台を上下方
向に高いものとしておき、この中にポンプ、熱交換器を
配置し、設置スペースを小さくするものである。また、
ポンプ類、熱交換器の制御盤及び膨張タンク、エア抜
き、ドレン抜き、必要な弁類を架台に取り付け、さらに
必要な保温、保冷、配管などをしておくと、現地施工を
一層簡略化することができる。In the present invention, with the above-mentioned configuration, the main water pipes and pumps are assembled on the pedestal with the cooling heat exchanger as one unit.
There is no need for a piping design that corresponds to the actual product, and on the site it is only necessary to perform simple piping construction.In addition, the frame is set up high in the vertical direction, and the pump and heat exchanger are placed and installed in this. It reduces the space. Also,
Pumps, heat exchanger control panels and expansion tanks, air vents, drain vents, necessary valves attached to the frame, and necessary heat insulation, cold insulation, piping, etc. will further simplify on-site construction. be able to.
【０００７】[0007]
【実施例】以下、本発明を図面を用いて具体的に説明す
るが、本発明はこれらの実施例に限定されるものではな
い。 実施例１ 図１は、本発明の吸収冷凍装置の配管系を示す回路図で
ある。図１において、吸収冷凍装置は、エンジンユニッ
ト、ポンプユニット、冷凍機ユニット、冷却塔ユニット
及び冷水負荷からなっている。エンジンユニットのエン
ジン１で加温された温水は、管１４を通り冷凍機ユニッ
トの再生器２に導入され、冷媒溶液と熱交換されたの
ち、管１５を通りポンプ１８によりエンジン１に循環す
るサイクルをとる。冷却塔６で冷却された冷却水は管１
８からポンプ１０により、冷凍機ユニットの吸収器５及
び凝縮器３を通り、管１９から冷却塔６に循環するサイ
クルをとる。また、冷凍機ユニットの蒸発器４で冷却さ
れた冷水は、ポンプ９で管１７を通り、冷水負荷７に至
り、冷房に供されたのち、管１６を通り蒸発器４に循環
するサイクルをとる。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be specifically described below with reference to the drawings, but the present invention is not limited to these embodiments. Example 1 FIG. 1 is a circuit diagram showing a piping system of an absorption refrigeration system of the present invention. In FIG. 1, the absorption refrigeration system includes an engine unit, a pump unit, a refrigerator unit, a cooling tower unit, and a cold water load. A cycle in which the hot water heated by the engine 1 of the engine unit is introduced into the regenerator 2 of the refrigerator unit through the pipe 14 and exchanges heat with the refrigerant solution, and then circulates through the pipe 15 to the engine 1 by the pump 18. Take The cooling water cooled in the cooling tower 6 is pipe 1
A cycle from 8 to the pump 10 through the absorber 5 and the condenser 3 of the refrigerator unit and circulation from the pipe 19 to the cooling tower 6 is taken. Further, the cold water cooled by the evaporator 4 of the refrigerator unit passes through the pipe 17 by the pump 9, reaches the cold water load 7, is provided for cooling, and then is cycled through the pipe 16 to the evaporator 4. .
【０００８】このように、各ユニットは、温水、冷却
水、冷水用の配管が連結されており、本発明では、ポン
プユニットを設け、温水ポンプ８、冷却水ポンプ１０、
冷水ポンプ９を、一つの架台上にまとめて設置し、各配
管系を整理している。そして、この吸収冷凍装置の設置
においては、現地に各ユニット毎に運び、現地では図１
で破線部のみを施工すればよい。図２に各ユニットの配
置図を示す。図２において、配管は、ポンプユニットと
各ユニット間をＡ、Ｂ、Ｃ、Ｄのように連結すればよい
だけであるので、簡略化されている。また、ポンプユニ
ットには、膨張タンク１１及び動力盤（制御盤）１２を
組み込んでいる。図３、図４にポンプユニットの構造図
を示す。図３はポンプユニットの側面図であり、図４は
同正面図である。各符号は図１と同じ意味を表してい
る。図３、図４に示されように、各ポンプは架台２２上
に設置され、膨張タンク１１が架台の一番上部に設けら
れ、また、側面は制御盤が設けられている。必要なら、
このポンプユニットには、さらに弁類を組み込んで、保
温、保冷の化粧をしてもよいし、またユニットカバー２
３で覆って保温、保冷の化粧を省略してもよい。As described above, each unit is connected with hot water, cooling water, and pipes for cold water. In the present invention, a pump unit is provided, and the hot water pump 8, the cooling water pump 10,
The cold water pumps 9 are collectively installed on one gantry to organize each piping system. When installing this absorption and refrigeration system, each unit is carried to the site and
Therefore, only the broken line part needs to be constructed. FIG. 2 shows a layout of each unit. In FIG. 2, the piping is simplified because it is only necessary to connect the pump unit and each unit as A, B, C, and D. Further, an expansion tank 11 and a power board (control board) 12 are incorporated in the pump unit. 3 and 4 are structural diagrams of the pump unit. FIG. 3 is a side view of the pump unit, and FIG. 4 is a front view of the same. Each symbol has the same meaning as in FIG. As shown in FIGS. 3 and 4, each pump is installed on a pedestal 22, an expansion tank 11 is provided at the top of the pedestal, and a side surface is provided with a control panel. If necessary
Valves may be further incorporated into this pump unit to keep makeup warm and cold, or the unit cover 2
You may cover with 3 and omit the makeup of heat retention and cold insulation.
【０００９】実施例２ この実施例は、エンジン排熱が過剰の場合に放熱するた
めの冷却熱交換器を設けたものである。図５は冷却熱交
換器を設けた例の配管系を示す回路図である。図５にお
いて、各符号は図１と同一であり、図１との相違は、温
水の配管系１５に、冷却熱交換器２４を設け、該熱交換
器２４に冷却水配管系１９から分岐した配管２５を通
し、温水の温度を検知器２８で検知して、バルブ２７を
操作することにより、冷却熱交換器２４内に冷却水を流
すことにより、エンジンに循環する温水を冷却するもの
である。温水を冷却した冷却水は管２６から冷却塔への
循環冷却水配管１９に合流されて、冷却塔へ導入され
る。Embodiment 2 In this embodiment, a cooling heat exchanger is provided for radiating heat when engine exhaust heat is excessive. FIG. 5 is a circuit diagram showing a piping system of an example provided with a cooling heat exchanger. 5, the reference numerals are the same as those in FIG. 1, and the difference from FIG. 1 is that the cooling water heat exchanger 24 is provided in the hot water piping system 15 and is branched from the cooling water piping system 19 to the heat exchanger 24. The temperature of the hot water is detected by the detector 28 through the pipe 25, and the valve 27 is operated to flow the cooling water into the cooling heat exchanger 24 to cool the hot water circulating in the engine. . The cooling water obtained by cooling the warm water is joined to the circulating cooling water pipe 19 from the pipe 26 to the cooling tower and introduced into the cooling tower.
【００１０】そして、上記の冷却熱交換器２４、バルブ
２７等は、ポンプユニット中に設置される。ポンプユニ
ット中での構造図を図６に示す。図６は実施例１の図３
に対応するポンプユニットの側面図であり、冷却熱交換
器２４と冷却水配管２５、２６及びバルブ２７の設置位
置がわかる。このように、冷却熱交換器を設けた複雑な
配管系も、ポンプユニット中に組み込まれて配管されて
おり、現場においては実施例１と同様に各配管系を接続
するだけで組み立てが完了し、施工が非常に簡素化され
る。The cooling heat exchanger 24, the valve 27, etc. are installed in the pump unit. FIG. 6 shows a structural diagram in the pump unit. FIG. 6 is a diagram of FIG.
It is a side view of the pump unit corresponding to, and the installation positions of the cooling heat exchanger 24, the cooling water pipes 25 and 26, and the valve 27 can be seen. As described above, the complicated piping system provided with the cooling heat exchanger is also incorporated in the pump unit for piping, and the assembly is completed at the site simply by connecting the respective piping systems as in the first embodiment. , The construction is greatly simplified.
【００１１】[0011]
【発明の効果】本発明によれば、前記したように、一つ
の架台にホンプ類をまとめて配置したことにより、複雑
な配管系を簡略化することができる。さらに、該架台
に、冷却熱交換器、弁類、膨張タンク類を組み込んで、
一つのユニットとすることにより、現地での施工が簡易
化できる。As described above, according to the present invention, the complicated piping system can be simplified by arranging the homps collectively on one frame. Further, by incorporating a cooling heat exchanger, valves, expansion tanks, etc. in the frame,
By using one unit, construction on site can be simplified.
【図１】本発明の吸収冷凍装置の配管系を示す回路図で
ある。FIG. 1 is a circuit diagram showing a piping system of an absorption refrigeration system of the present invention.
【図２】各ユニットの配置図である。FIG. 2 is a layout diagram of each unit.
【図３】ポンプユニットの構造を示す側面図である。FIG. 3 is a side view showing the structure of a pump unit.
【図４】ポンプユニットの構造を示す正面図である。FIG. 4 is a front view showing the structure of a pump unit.
【図５】本発明の吸収冷凍装置の他の配管系を示す回路
図である。FIG. 5 is a circuit diagram showing another piping system of the absorption refrigeration system of the present invention.
【図６】図５の回路図のポンプユニットの構造を示す側
面図である。6 is a side view showing the structure of the pump unit of the circuit diagram of FIG. 5. FIG.
１：エンジン、２：再生器、３：凝縮器、４：蒸発器、
５：吸収器、６：冷却塔、７：冷水負荷、８：温水ポン
プ、９：冷水ポンプ、１０：冷却水ポンプ、１１：膨張
タンク、１２：制御盤、１３：操作盤、１４〜２１：配
管、２２：架台、２３：ユニットカバー、２４：冷却熱
交換器、２７：弁、２８：温度検知器1: engine, 2: regenerator, 3: condenser, 4: evaporator,
5: absorber, 6: cooling tower, 7: cold water load, 8: hot water pump, 9: cold water pump, 10: cooling water pump, 11: expansion tank, 12: control panel, 13: operation panel, 14-21: Piping, 22: Stand, 23: Unit cover, 24: Cooling heat exchanger, 27: Valve, 28: Temperature detector
Claims (5)
冷凍機、吸収冷凍機の熱を放出する冷却塔、前記エンジ
ンの排熱を温水の形で移動させる温水ポンプ、吸収冷凍
機と冷却塔との間の熱を冷却水の形で移動させる冷却水
ポンプ、冷凍機の冷凍能力を冷水の形で移動させる冷水
ポンプを主要構成機器とし、各機器間を配管で連結した
吸収冷凍装置において、前記温水ポンプ、冷却水ポン
プ、冷水ポンプを、一つの架台部に、上下方向に配置し
ていることを特徴とする排熱利用吸収冷凍装置。1. An absorption refrigerating machine using exhaust heat from an engine as a heat source, a cooling tower for releasing heat of the absorption refrigerating machine, a hot water pump for moving exhaust heat of the engine in the form of hot water, an absorption refrigerating machine and cooling. An absorption refrigeration system in which cooling water pumps that move heat to and from the tower in the form of cooling water and cold water pumps that move the refrigerating capacity of the refrigerator in the form of cold water are the main components, and each device is connected by piping. An exhaust heat utilization absorption refrigerating apparatus, wherein the hot water pump, the cooling water pump, and the cold water pump are arranged in a vertical direction on a single mount.
排熱が過剰の場合に放熱させる冷却熱交換器を設け、該
熱交換器を前記架台部に組み込んで配置したことを特徴
とする請求項１記載の排熱利用吸収冷凍装置。2. The absorption refrigeration system is further provided with a cooling heat exchanger for radiating heat when the engine exhaust heat is excessive, and the heat exchanger is incorporated and arranged in the gantry portion. 1. An absorption refrigeration system using exhaust heat according to 1.
水ポンプ、冷水ポンプの運転停止の制御をするポンプ制
御盤を設けるとともに、温水系、冷却水系、冷水系に必
要な配管、弁類、膨張タンク類をも組み込み、また保
温、保冷、電気配線類を施して、架台廻りを一つのユニ
ットとしていることを特徴とする請求項１記載の排熱利
用吸収冷凍装置。3. The pedestal portion is provided with a pump control panel for controlling operation stop of the hot water pump, the cooling water pump, and the cold water pump, and pipes and valves necessary for the hot water system, the cooling water system, and the cold water system. The exhaust heat absorption refrigeration system according to claim 1, wherein the expansion tanks are also incorporated, and heat insulation, cold insulation, and electric wiring are provided to form a unit around the gantry.
水ポンプ、冷水ポンプの運転停止の制御をするポンプ制
御盤及び冷却熱交換器の温水温度の制御をする制御盤を
設けるとともに、温水系、冷却水系、冷水系に必要な配
管、弁類、膨張タンク類をも組み込み、また保温、保
冷、電気配線類を施して、架台廻りを一つのユニットと
していることを特徴とする請求項２記載の排熱利用吸収
冷凍装置。4. The pedestal portion is provided with a pump control panel for controlling the operation stop of the hot water pump, the cooling water pump, and the cold water pump, and a control panel for controlling the hot water temperature of the cooling heat exchanger. The system, the cooling water system, the pipes, valves, and expansion tanks necessary for the cold water system are also incorporated, and the heat insulation, the cold insulation, and the electric wiring are provided to form a unit around the gantry. Absorption refrigeration system utilizing exhaust heat.
つで兼用することを特徴とする請求項３又は４記載の排
熱利用吸収冷凍装置。5. The exhaust heat utilization absorption refrigerating apparatus according to claim 3 or 4, wherein the expansion tank has one hot water system and one cold water system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3050242A JPH0758144B2 (en) | 1991-02-25 | 1991-02-25 | Exhaust heat absorption refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3050242A JPH0758144B2 (en) | 1991-02-25 | 1991-02-25 | Exhaust heat absorption refrigeration system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04270870A JPH04270870A (en) | 1992-09-28 |
| JPH0758144B2 true JPH0758144B2 (en) | 1995-06-21 |
Family
ID=12853526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3050242A Expired - Fee Related JPH0758144B2 (en) | 1991-02-25 | 1991-02-25 | Exhaust heat absorption refrigeration system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0758144B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005270778A (en) * | 2004-03-24 | 2005-10-06 | Ebara Corp | Digestion gas utilizing method and digestion gas utilizing apparatus |
| CN102463027A (en) * | 2010-11-15 | 2012-05-23 | 谢逢华 | Drying air compressor utilizing self heat and air for refrigeration |
| CN104567442B (en) * | 2014-12-31 | 2017-01-18 | 北京京诚科林环保科技有限公司 | Afterheat refrigerating system for slag flushing water of blast furnace |
-
1991
- 1991-02-25 JP JP3050242A patent/JPH0758144B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04270870A (en) | 1992-09-28 |
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