JPH0275729A - Underground storage method for compressed air and device thereof - Google Patents
Underground storage method for compressed air and device thereofInfo
- Publication number
- JPH0275729A JPH0275729A JP63223573A JP22357388A JPH0275729A JP H0275729 A JPH0275729 A JP H0275729A JP 63223573 A JP63223573 A JP 63223573A JP 22357388 A JP22357388 A JP 22357388A JP H0275729 A JPH0275729 A JP H0275729A
- Authority
- JP
- Japan
- Prior art keywords
- air
- compressed air
- shaft
- filled
- underground
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000010248 power generation Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、夜間の余剰電力を利用して圧縮空気を地中に
蓄えておき、その圧縮空気のエネルギーを昼間等の電力
消費ピーク時に取り出して発電する圧縮空気の地中貯蔵
方法及びその装置に関するものである。[Detailed Description of the Invention] [Field of Industrial Application] The present invention stores compressed air underground using surplus electricity at night, and extracts the energy of the compressed air during peak power consumption such as during the day. The present invention relates to a method for underground storage of compressed air for power generation, and an apparatus therefor.
従来、夜間の余剰電力を圧縮空気として蓄えておき、そ
れを電力消費ピーク時に発電用のエネルギーとして取り
出す方法としては、水深が２００から３００ｍ程度の海
底に空気貯蔵槽を設けて、ここに夜間電力を利用してコ
ンプレッサーから圧縮空気を送り込んで貯蔵しておき、
昼間の電力消費ピーク時にこの圧縮空気を排出して発電
用タービンを回して発電し、電力を供給することが考え
られていた。Conventionally, the method of storing surplus power at night as compressed air and extracting it as energy for power generation during peak power consumption is to install an air storage tank on the seabed at a depth of about 200 to 300 meters, and use it to store the night power. Use a compressor to send and store compressed air,
The idea was to exhaust this compressed air during peak power consumption during the day to turn a power generation turbine to generate electricity and supply electricity.
しかしながら、この方式では、海底に空気貯蔵槽を設け
るので、空気を充満した時にその空気貯蔵槽に大きな浮
力が働くことになり、これを海底に強固に固定するには
大損りな設備が必要となり、また、水深が２００から３
００ｍといった場所は、陸地からかなり離れているので
、空気貯蔵槽を曳航したり、据え付けたりする設置作業
が困難であるという問題点があった。However, in this method, the air storage tank is installed on the seabed, so when it is filled with air, a large buoyant force acts on the air storage tank, and in order to firmly fix it to the seabed, expensive equipment is required. Also, the water depth is from 200 to 3
Since a location such as 0.00 m is quite far from the land, there is a problem in that it is difficult to tow the air storage tank and install it.
本発明は、前記従来の問題点を解消するためになされた
ものであり、設備が簡単で、しかも施工が容易な圧縮空
気の地中貯蔵方法及びその装置を提供することを目的と
したものである。The present invention has been made in order to solve the above-mentioned conventional problems, and its purpose is to provide a method and device for underground storage of compressed air that has simple equipment and is easy to construct. be.
上記の目的を達成するための本発明の圧縮空気の地中貯
蔵方法は、地中に所定深さ、例えば２００から３００ｍ
程度の深さまで掘削した縦坑の底部付近に接続して掘削
した横坑に、空気を充填することにより膨張する例えば
ラバー類等の空気充填袋を配設し、その横坑及び縦坑内
に水を満した状態で、夜間電力を利用して地上などに設
けられたコンプレッサーにより圧縮空気を空気充填袋内
に充填し、かつ昼間などの電力消費ピーク時にその空気
充填袋内の圧縮空気をパイプを介して排出して発電用タ
ービンを回転させて電力の供給を行うことを特徴とした
ものである。The underground storage method for compressed air of the present invention to achieve the above object is carried out at a predetermined depth underground, for example, from 200 to 300 m.
An air-filled bag made of rubber, etc., which expands when filled with air, is installed in a horizontal shaft connected to the bottom of a vertical shaft excavated to a certain depth, and water is poured into the horizontal shaft and vertical shaft. is filled, the compressed air is filled into the air-filled bag using a compressor installed on the ground using nighttime electricity, and the compressed air inside the air-filled bag is pumped through a pipe during peak power consumption such as during the day. This system is characterized by supplying electric power by rotating a power generation turbine by discharging the gas through a gas turbine.
また、上記の方法を適用可能な装置としては、前記のご
とく地中に掘削された縦坑に接続した横坑内に、コンプ
レッサー及び発電タービンにそれぞれパイプにより連結
した空気充填袋を配設すると共に、これらの横坑及び縦
坑内に水を満すことにより構成され、夜間電力を利用し
て、そのエネルギーを圧縮空気として地下空間を有効に
利用して蓄え、その圧縮空気のエネルギーを電力消費ピ
ーク時に取り出すものである。In addition, as a device to which the above method can be applied, an air-filled bag is installed in a horizontal shaft connected to a vertical shaft excavated underground as described above, and is connected to a compressor and a power generation turbine through pipes, respectively. It is constructed by filling these horizontal shafts and vertical shafts with water, and uses nighttime electricity to store the energy as compressed air by effectively utilizing the underground space, and the energy of the compressed air is used during peak power consumption. It is something to take out.
以下図面を参照して本発明の詳細な説明するが、第１図
及び第２図は本発明の方法を適用可能な圧縮空気の地中
貯蔵装置を説明する正断面図である。The present invention will be described in detail below with reference to the drawings, and FIGS. 1 and 2 are front sectional views illustrating an underground compressed air storage device to which the method of the present invention can be applied.
まず、第１図に糸すごとく、地中に縦坑１を、所定深さ
Ｈｌ例えば２００から３００ｍ程度の深さまで掘削した
位置に、この縦坑１と接続した横坑２を複数個掘削する
。First, as shown in Figure 1, a vertical shaft 1 is excavated underground to a predetermined depth Hl, for example, about 200 to 300 m, and a plurality of horizontal shafts 2 connected to this vertical shaft 1 are excavated at a location. .
そこで、各横坑２内に圧縮空気Ａを充填することにより
膨張する、例えばラバー類の空気充填袋３をそれぞれ配
置する。Therefore, an air-filled bag 3 made of, for example, rubber, which is expanded by filling compressed air A into each of the horizontal shafts 2, is arranged.
また、各空気充填袋３を各パイプ４により地上のコンプ
レッサー５及び発電用タービン６と連結し、縦坑１及び
横坑２内に注水して、はぼ地表面まで水Ｗを満している
。In addition, each air-filled bag 3 is connected to a compressor 5 and a power generation turbine 6 on the ground through each pipe 4, and water is injected into the vertical shaft 1 and horizontal shaft 2 to fill the ground surface with water W. .
次に、上記の構成からなる装置の作動について説明する
と、第１図に示すように、余剰な夜間電力を利用して、
コンプレッサー５により圧縮空気Ａを空気充填袋３内へ
充填しておき、昼間の電力消費ピーク時には、゛第２図
のごと（、空気充填袋３内の圧縮空気Ａを排出して、発
電用タービン６を回転させ、電力の供給を行うことにな
る。Next, to explain the operation of the device with the above configuration, as shown in Fig. 1, using surplus nighttime electricity,
The air filling bag 3 is filled with compressed air A by the compressor 5, and during peak power consumption during the day, the compressed air A in the air filling bag 3 is discharged and 6 will be rotated to supply power.
ここで、空気充填袋３からの立上がり部のパイプ４まで
は、フレキシブルパイプ７を用いて、圧縮空気Ａを充填
することによって取り付は金具の位置が変化しても支障
のないようにしている。Here, a flexible pipe 7 is used from the air filling bag 3 to the pipe 4 at the rising end, and the compressed air A is filled therein so that the installation will not be hindered even if the position of the metal fittings changes. .
また、必要ならば、横坑２内にライニングを施し、空気
充填袋３が坑壁に押しつけられても損傷しないようにす
ることも必要である。If necessary, it is also necessary to line the shaft 2 so that the air-filled bag 3 will not be damaged even if it is pressed against the shaft wall.
なお、図中の各パイプ４には、適宜、三方弁８、逆止弁
９及びバルブ１０．１１を設けることにより、上記圧縮
空気Ａの充填または排出の切替操作を行うようにしてい
る。Each pipe 4 in the figure is provided with a three-way valve 8, a check valve 9, and a valve 10.11 as appropriate to perform a switching operation between filling and discharging the compressed air A.
以上に説明した本発明の圧縮空気の地中貯蔵方法及びそ
の装置によれば、地中に掘削した横坑内に空気充填袋を
設けたので、従来のごとく海底に設けた場合のごとき浮
力による浮上を防ぐ必要がなく、また、空気充填袋を地
中に配設するので、地下空間を有効に利用できるという
利点がある。According to the underground storage method and device for compressed air of the present invention described above, since the air-filled bag is installed in the horizontal shaft excavated underground, it floats up by buoyancy unlike the conventional case where it is installed on the seabed. Moreover, since the air-filled bag is placed underground, there is an advantage that underground space can be used effectively.
また、空気充填袋には、常時水圧が掛っているので、高
圧の圧縮空気を貯蔵するのに、大きな強度を必要としな
いという利点がある。Furthermore, since water pressure is constantly applied to the air-filled bag, it has the advantage that great strength is not required to store high-pressure compressed air.
更に、従来のごとく空気貯蔵槽を海底に設置する場合の
ように、空気貯蔵槽の曳航や、沈設等の作業が不要であ
るので、従来例に比べてその設置施工がはるかに容易で
あり、それだけ設備費が安価になるという利点がある。Furthermore, unlike the conventional case of installing an air storage tank on the seabed, there is no need to tow the air storage tank or sink it, so the installation is much easier than in the conventional case. This has the advantage that equipment costs are reduced accordingly.
特に、本発明では、空気充填袋を横坑内に配設している
ので、空気洩れを完全に防止でき、信顛性の高い運転が
可能になるという利点がある。Particularly, in the present invention, since the air-filled bag is disposed within the shaft, there is an advantage that air leakage can be completely prevented and highly reliable operation is possible.
第１１図及び第２図は本発明の方法を適用可能な圧縮空
気の地中貯蔵装置の一実施例を説明する正断面図であり
、第１図は圧縮空気貯蔵時の状態を示し、そして第２図
は圧縮空気の排出状態を示している。
１・・・縦坑、２・・・横坑、３・・・空気充填袋、４
・・・パイプ、５・・・コンプレッサー、６・・・発電
用タービン、Ａ・・・圧縮空気、Ｈ・・・所定深さ、Ｗ
・・・水。
代理人 弁理士 小 川 信 −11 and 2 are front sectional views illustrating an embodiment of an underground storage device for compressed air to which the method of the present invention can be applied, and FIG. 1 shows the state during compressed air storage, and FIG. 2 shows the state of discharge of compressed air. 1...Vertical shaft, 2...Horizontal shaft, 3...Air filling bag, 4
... Pipe, 5... Compressor, 6... Power generation turbine, A... Compressed air, H... Predetermined depth, W
···water. Agent Patent Attorney Nobuo Ogawa −
Claims (1)
た横坑に空気充填袋を配設し、上記横坑及び縦坑内に水
を満した状態で、夜間電力を利用してコンプレッサーか
らの圧縮空気を空気充填袋内に充填し、かつ電力消費ピ
ーク時にその空気充填袋内の圧縮空気で発電用タービン
を回転させる圧縮空気の地中貯蔵方法。 ２、地中に所定深さまで掘削した縦坑に接続して掘削し
た横坑内に、コンプレッサー及び発電用タービンとパイ
プにより連結した空気充填袋を配設すると共に、これら
の横坑及び縦坑内に水を満した圧縮空気の地中貯蔵装置
。[Claims] 1. An air-filled bag is installed in a horizontal shaft that is connected to a vertical shaft that has been excavated underground to a predetermined depth, and the horizontal shaft and vertical shaft are filled with water, An underground storage method for compressed air that uses electricity to fill an air-filled bag with compressed air from a compressor, and rotates a power generation turbine with the compressed air in the air-filled bag during peak power consumption. 2. An air-filled bag connected to a compressor and a power generation turbine by a pipe is installed in a horizontal shaft that is connected to a vertical shaft that has been excavated to a predetermined depth underground, and a water-filled bag is installed in these horizontal shafts and vertical shafts. underground storage of compressed air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63223573A JPH0275729A (en) | 1988-09-08 | 1988-09-08 | Underground storage method for compressed air and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63223573A JPH0275729A (en) | 1988-09-08 | 1988-09-08 | Underground storage method for compressed air and device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0275729A true JPH0275729A (en) | 1990-03-15 |
| JPH0331897B2 JPH0331897B2 (en) | 1991-05-09 |
Family
ID=16800282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63223573A Granted JPH0275729A (en) | 1988-09-08 | 1988-09-08 | Underground storage method for compressed air and device thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0275729A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101521362B1 (en) | 2010-09-22 | 2015-05-18 | 세키스이가가쿠 고교가부시키가이샤 | Curable composition for inkjet, and method for producing electronic component |
-
1988
- 1988-09-08 JP JP63223573A patent/JPH0275729A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0331897B2 (en) | 1991-05-09 |
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