JPH0381066B2 - - Google Patents
Info
- Publication number
- JPH0381066B2 JPH0381066B2 JP9774786A JP9774786A JPH0381066B2 JP H0381066 B2 JPH0381066 B2 JP H0381066B2 JP 9774786 A JP9774786 A JP 9774786A JP 9774786 A JP9774786 A JP 9774786A JP H0381066 B2 JPH0381066 B2 JP H0381066B2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- heat
- engine
- hot spring
- heat 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 22
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 239000012530 fluid Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 4
- 239000002737 fuel gas Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Engine Equipment That Uses Special Cycles (AREA)
- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は北海道で代表される天然ガス産出地で
使用されるガスエンジン駆動型ヒートポンプシス
テムの改良に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an improvement of a gas engine-driven heat pump system used in natural gas producing regions such as Hokkaido.
ガスエンジン駆動型ヒートポンプシステムにお
ける燃料ガスとしてはあらかじめ工場等で精製さ
れたものを使用するのが一般的である。
As fuel gas in a gas engine-driven heat pump system, fuel gas that has been purified in advance at a factory or the like is generally used.
しかし、このような工場生産されたものはコス
ト的に嵩むものであり、これらヒートポンプが天
然ガス産出地で使用されることを考え合せば、燃
料ガス供給形態としてコスト的に有利な別の使用
形態を採るものに移行する素地は十分にある。
However, such factory-produced heat pumps are expensive, and considering that these heat pumps are used in natural gas producing areas, another cost-effective way to supply fuel gas is considered. There is ample potential for a transition to something that adopts this.
そこで考え出されたものが本発明のものであつ
て、その目的は天然ガスの有効利用によつて、ヒ
ートポンプのランニングコストを低減化できるも
のを提供する点にある。 The present invention has been devised under these circumstances, and its purpose is to provide a heat pump that can reduce running costs by effectively utilizing natural gas.
本発明による特徴構成は可燃ガスを含んだ温泉
水を気液に分離する装置を通して取出した可燃ガ
スをヒートポンプ駆動用ガスエンジンの燃料とし
て使用するとともに、このガスエンジン駆動ヒー
トポンプで気液分離後の温泉水を所要温度に加熱
し、過熱後の温泉水を熱負荷に供給するように構
成してある点にあり、その作用効果は次の通りで
ある。
The characteristic configuration of the present invention is that the combustible gas extracted through a device that separates hot spring water containing combustible gas into gas and liquid is used as fuel for a gas engine for driving a heat pump, and the hot spring water after gas and liquid separation is used by this gas engine-driven heat pump. It is configured to heat water to a required temperature and supply superheated hot spring water to a heat load, and its effects are as follows.
つまり、前記温泉水から気液分離装置を介して
抽出するだけの構成で、可燃ガス（天然ガス）を
精製することなくそのままガスエンジンの燃料と
して利用できる。しかも、抽出後の温泉水はこの
ヒートポンプシステムを通して所要温度に加熱し
て、給湯用等他の熱負荷に対する熱源として利用
される。
In other words, by simply extracting the hot spring water through a gas-liquid separator, the combustible gas (natural gas) can be used as fuel for a gas engine without being purified. Moreover, the extracted hot spring water is heated to a required temperature through this heat pump system and used as a heat source for other heat loads such as hot water supply.
その結果、エンジンの燃料としてコストの安い
ものを使用でき、ランニングコスト面で有利であ
るとともに、抽出後の温泉水を熱負荷に対する熱
源水として使用できるもので、省エネルギー面で
有利である。
As a result, it is possible to use a low-cost fuel for the engine, which is advantageous in terms of running costs, and the hot spring water after extraction can be used as a heat source water for the heat load, which is advantageous in terms of energy saving.
第１図に示すように、凝縮器１、膨脹弁２、蒸
発器３、ガスエンジンＥ駆動型圧縮機４からなる
冷媒循環回路に対して、凝縮器１で熱交換する高
温熱交換流体経路５と蒸発器３で熱交換する低温
熱交換流体経路６を設けてある。そして、高温熱
交換流体経路５にエンジン冷却水を熱源とする第
１熱交換器７、及び、このエンジン冷却水を第１
熱交換器７に至る前にエンジン排ガスと熱交換さ
れる第２熱交換器８とを設けヒートポンプを構成
する。
As shown in FIG. 1, a high temperature heat exchange fluid path 5 that exchanges heat with the condenser 1 is connected to a refrigerant circulation circuit consisting of a condenser 1, an expansion valve 2, an evaporator 3, and a gas engine E-driven compressor 4. A low temperature heat exchange fluid path 6 is provided for exchanging heat with the evaporator 3 and the evaporator 3. A first heat exchanger 7 that uses engine cooling water as a heat source is provided in the high temperature heat exchange fluid path 5, and a first heat exchanger 7 that uses engine cooling water as a heat source.
A second heat exchanger 8 that exchanges heat with engine exhaust gas is provided before reaching the heat exchanger 7 to constitute a heat pump.
前記高温熱交換流体経路５を熱負荷１４（給湯
設備）に連結し、この熱負荷に設けた温度センサ
９の検出結果に基づいて、その検出結果を受ける
制御手段１８を介して電子ガバナ１０を制御し、
エンジンＥの回転数制御及び発停制御を行うよう
に構成してある。図中、１１はエンジンＥ出力軸
の回転数検出センサである。 The high temperature heat exchange fluid path 5 is connected to a heat load 14 (water supply equipment), and based on the detection result of a temperature sensor 9 provided in this heat load, an electronic governor 10 is controlled via a control means 18 that receives the detection result. control,
It is configured to control the rotational speed and start/stop of the engine E. In the figure, 11 is a rotation speed detection sensor of the engine E output shaft.
エンジンＥへの燃料供給装置を説明する。 A fuel supply device to engine E will be explained.
可燃ガス（メタンガスが100％近くをしめる）
を含んだ温泉水をポンプＰで汲上げ、この汲上げ
温泉水を気液分離装置１２に投入して、可燃ガス
を抽出する。この可燃ガスは一旦バツフアタンク
１３に貯留され、このバツフアタンク１３からエ
ンジンＥに供給される。一方、気液分離装置１２
から排出される温泉水は、高温熱交換流体経路５
に流入し、凝縮器１及び第１熱交換器７で高温化
されて、熱負荷１４へ浴湯として送られる。 Combustible gas (nearly 100% methane gas)
A pump P pumps up hot spring water containing . This combustible gas is temporarily stored in a buffer tank 13, and is supplied to the engine E from this buffer tank 13. On the other hand, the gas-liquid separator 12
The hot spring water discharged from the high temperature heat exchange fluid path 5
The water flows into the water, is heated to a high temperature in the condenser 1 and the first heat exchanger 7, and is sent to the heat load 14 as bath water.
前記ヒートポンプは１号機１５と２号機１６が
並設され、夫々のエンジンＥで使用される燃料量
が６m2／Ｈ必要であるから、天然井戸から汲上げ
られる為に変動し易いガス量に合せて、前記１、
２号機１５，１６を発停制御する。そして、発停
制御の制御基準値を前記バツフアタンク１３内ガ
ス圧に設定して、このバツフアタンク１３に設け
られた圧力スイツチ１７の検出結果に基づいて、
前記制御手段１８を介して１、２号機１５，１６
のエンジンＥを発停制御する。この発停制御は第
２図のフロー図に示す如く、ガス圧が100mmAqと
150mmAqの場合を基準値として行なわれ、停止後
は一定時間経過した後ガス圧が回復したものとし
て自動的にエンジンＥを起動させる。 In the heat pump, the first unit 15 and the second unit 16 are installed side by side, and the amount of fuel used by each engine E is required to be 6 m 2 /h. 1 above,
Controls the start and stop of No. 2 units 15 and 16. Then, the control reference value for the start/stop control is set to the gas pressure inside the buffer tank 13, and based on the detection result of the pressure switch 17 provided in the buffer tank 13,
1 and 2 units 15 and 16 via the control means 18
The engine E is controlled to start and stop. This start/stop control is performed when the gas pressure is 100 mmAq, as shown in the flow diagram in Figure 2.
This is done using the case of 150 mmAq as a reference value, and after a certain period of time has passed after stopping, the engine E is automatically started assuming that the gas pressure has been restored.
○イ エンジンヒートポンプ１５としては複数個で
あつてもよい。
B. There may be a plurality of engine heat pumps 15.
○ロ 温泉水は浴湯としてだけではなく、温室等熱
負荷１４の加熱源として利用してもよい。○B Hot spring water may be used not only as bath water but also as a heating source for heat load 14 such as greenhouses.
図面は本発明に係るガスエンジン駆動型ヒート
ポンプシステムの実施例を示し、第１図は全体構
成図、第２図は制御フロー図（メインルーチン）、
第３図は制御フロー図（割込みルーチン）であ
る。
Ｅ……ヒートポンプ駆動用ガスエンジン、１２
……気液に分離する装置、１４……熱負荷、１
５，１６……ガスエンジン駆動ヒートポンプ。
The drawings show an embodiment of the gas engine-driven heat pump system according to the present invention, in which Fig. 1 is an overall configuration diagram, Fig. 2 is a control flow diagram (main routine),
FIG. 3 is a control flow diagram (interrupt routine). E...Gas engine for driving heat pump, 12
... Device for separating into gas and liquid, 14 ... Heat load, 1
5,16...Gas engine driven heat pump.
Claims (1)
置１２を通して取出した可燃ガスをヒートポンプ
駆動用ガスエンジンＥの燃料として使用するとと
もに、このガスエンジン駆動ヒートポンプ１５，
１６で気液分離後の温泉水を所要温度に加熱し、
過熱後の温泉水を熱負荷１４に供給するように構
成してあるガスエンジン駆動型ヒートポンプシス
テム。1 The combustible gas extracted through the device 12 that separates hot spring water containing combustible gas into gas and liquid is used as fuel for the heat pump driving gas engine E, and this gas engine driven heat pump 15,
The hot spring water after gas-liquid separation is heated to the required temperature in step 16,
A gas engine driven heat pump system configured to supply superheated hot spring water to a heat load 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9774786A JPS62255766A (en) | 1986-04-25 | 1986-04-25 | Gas engine drive type heat pump system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9774786A JPS62255766A (en) | 1986-04-25 | 1986-04-25 | Gas engine drive type heat pump system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62255766A JPS62255766A (en) | 1987-11-07 |
| JPH0381066B2 true JPH0381066B2 (en) | 1991-12-26 |
Family
ID=14200478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9774786A Granted JPS62255766A (en) | 1986-04-25 | 1986-04-25 | Gas engine drive type heat pump system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62255766A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007322027A (en) * | 2006-05-30 | 2007-12-13 | Chugoku Electric Power Co Inc:The | Humidifier |
-
1986
- 1986-04-25 JP JP9774786A patent/JPS62255766A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62255766A (en) | 1987-11-07 |
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