JP2703137B2 - Floating structures - Google Patents
Floating structuresInfo
- Publication number
- JP2703137B2 JP2703137B2 JP3203537A JP20353791A JP2703137B2 JP 2703137 B2 JP2703137 B2 JP 2703137B2 JP 3203537 A JP3203537 A JP 3203537A JP 20353791 A JP20353791 A JP 20353791A JP 2703137 B2 JP2703137 B2 JP 2703137B2
- Authority
- JP
- Japan
- Prior art keywords
- pool
- water
- floating structure
- level
- floating
- 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
- 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
- Y02E60/10—Energy storage using batteries
Description
【０００１】[0001]
【産業上の利用分野】本発明は浮体式滑走路等の水上構
造物に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floating structure such as a floating runway.
【０００２】[0002]
【従来の技術】従来の、水上構造物は図５のととに
示すようなものが提案されている。前記の水上構造物
１０は単なる箱体２０を海面３０に浮かべて係留した箱
体式のものであり、またの水上構造物１０は平板４０
の下面に多数の柱状浮体５０を設け、該柱状浮体５０の
浮力により海面３０に浮かべて係留した柱状浮体式のも
のである。2. Description of the Related Art Conventionally, there are proposed floating structures shown in FIGS. The above-mentioned floating structure 10 is of a box type in which a simple box 20 is moored by floating on a sea surface 30, and the floating structure 10 is a flat plate 40.
Are provided with a number of columnar floating bodies 50 on the lower surface thereof and floated on the sea surface 30 by the buoyancy of the columnar floating bodies 50 to be moored.
【０００３】[0003]
【発明が解決しようとする課題】しかし、上記の箱体式
と柱状浮体式の水上構造物は、何れも潮位変動により水
上構造物が上下するので滑走路等としては使用性が悪
い。また箱体式の水上構造物は波の影響を大きく受ける
ため動揺が大きく、かつ係留が困難である。一方、柱状
浮体式の構造物は波の影響はかなり低減するが、切水面
積が相対的に狭いので浮力が小さく復元力が弱いという
欠点があった。However, the above-mentioned box-type and column-floating type floating structures both have poor usability as a runway or the like because the floating structures move up and down due to tide level fluctuations. In addition, the box-type floating structure is greatly affected by the waves, and therefore has large fluctuations and is difficult to moor. On the other hand, the structure of the columnar floating type significantly reduces the influence of waves, but has a disadvantage that the buoyancy is small and the restoring force is weak because the cutoff area is relatively small.
【０００４】本発明は上記のような問題に鑑みてなされ
たものであり、その目的は、波や潮の干満の影響を受け
ず、かつ浮力が大きく復元力の強い水上構造物を提供す
ることである。The present invention has been made in view of the above problems, and an object of the present invention is to provide a floating structure which is not affected by waves and tides, has a large buoyancy, and has a strong restoring force. It is.
【０００５】[0005]
【課題を解決するための手段】上記のような課題を解決
するための本発明の水上構造物は、下端を海底の地盤内
に貫入させた環状の防波堤により構築したプールと、該
プール内に浮遊した浮遊構造物とからなり、前記防波堤
にプール内の水量を調整する調整装置を設け、該調整装
置が、浮遊構造物の高さ位置を計測するレベル計と、プ
ール内に水を注排水する注排水ポンプと、プール内の水
量を測定する水位計とからなり、これらのレベル計と注
排水ポンプと水位計とが制御装置に電気的に接続されて
いることを特徴とする。 Means for Solving the Problems A floating structure according to the present invention for solving the above-mentioned problems includes a pool constructed by an annular breakwater having a lower end penetrating into the seabed ground, and a pool built in the pool. The breakwater, which consists of floating structures
An adjusting device for adjusting the amount of water in the pool is provided in the
A level meter that measures the height position of the floating structure,
Pump for pouring and draining water into the pool and water in the pool
It consists of a water level meter for measuring
The drain pump and the water gauge are electrically connected to the control unit.
It is characterized by being.
【０００６】第２の発明は、下端を海底の地盤内に貫入
した環状の防波堤により構築したプールと、該プール内
に浮遊した浮遊構造物とによりなり、前記防波堤にプー
ル内の水量を調整する調整装置を設けたことを特徴とす
る構成にすることである。A second invention comprises a pool constructed by an annular breakwater whose lower end penetrates into the seabed ground, and a floating structure floating in the pool. The breakwater controls the amount of water in the pool. The configuration is characterized by providing an adjusting device.
【０００７】[0007]
【作用】而して、上記のような構成によれば、プール内
の浮遊構造物は防波堤により波の影響を受けず、かつ防
波堤の下端を海底の地盤内に貫入したので、潮の干満の
影響をあまり受けない。したがって、浮力が大きくかつ
復元力の強い浮遊構造物をプール内に浮遊させることが
できる。また、水底等を通してプール内の水量が増えた
場合、或は自然蒸発やその他の原因によりプール内の水
量が減った場合は調整装置で調整することにより、浮遊
構造物の高さ位置（レベル）を常時一定に保持すること
ができる。According to the above structure, the floating structure in the pool is not affected by the wave by the breakwater, and the lower end of the breakwater penetrates into the seabed ground. Not much affected. Therefore, a floating structure having a large buoyancy and a strong restoring force can be floated in the pool. When the amount of water in the pool increases through the bottom of the water, or when the amount of water in the pool decreases due to spontaneous evaporation or other causes, the height position (level) of the floating structure is adjusted by adjusting the adjusting device. Can always be kept constant.
【０００８】[0008]
【実施例】以下、本発明の一実施例を図面に基づいて詳
細に説明する。図１は本発明の水上構造物の断面図、図
２は同平面図、図３は水上構造物の要部の拡大平面図で
ある。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a cross-sectional view of a floating structure of the present invention, FIG. 2 is a plan view of the same, and FIG. 3 is an enlarged plan view of a main part of the floating structure.
【０００９】水上構造物Ａは海中に防波堤１で構築した
プール２と、該プール２内に浮遊させた浮遊構造物３と
によりなり、前記防波堤１にプール２内の水量を調整す
る調整装置４を設けている。The floating structure A is composed of a pool 2 constructed by a breakwater 1 in the sea and a floating structure 3 suspended in the pool 2, and an adjusting device 4 for adjusting the amount of water in the pool 2 to the breakwater 1. Is provided.
【００１０】プール２は防波堤１を平面長方形の環状に
築堤してプール２内が外海の波の影響を受けないように
し、かつ波の高いところにおいては前記防波堤１を高く
築堤して波の影響を完全に排除するものとする。The pool 2 is constructed such that the breakwater 1 is laid in an annular shape in a plane rectangular shape so that the inside of the pool 2 is not affected by the waves of the open sea. Is completely excluded.
【００１１】防波堤１は鋼板セル１ａを適宜間隔部を設
けて海底Ｍの地盤深く打設し、該間隙部に砂５を充填す
ると共に、外側の鋼板セル１ａの下部に根固石１ｂを敷
設して築堤する。このように、鋼板セル１ａを海底Ｍの
地盤深く打設したことにより、プール２内の海水ｍは潮
の干満の影響を受けずに潮位変動を起こすことがないの
で、浮遊構造物３を常時安定した状態、すなわち浮遊構
造物３の高さ位置（レベル）を常時一定に保持すること
ができる。尚、前記鋼板セル１ａの他に鋼矢板セルも勿
論用いることができる。The breakwater 1 is formed by placing the steel plate cells 1a deeply in the ground on the seabed M with an appropriate gap therebetween, filling the gaps with sand 5, and laying a rock stone 1b under the outer steel plate cells 1a. And embankment. As described above, since the steel sheet cell 1a is driven deep into the ground on the sea floor M, the seawater m in the pool 2 is not affected by the ebb and flow of the tide and does not fluctuate in tide level. A stable state, that is, the height position (level) of the floating structure 3 can always be kept constant. In addition, a steel sheet pile cell can of course be used in addition to the steel sheet cell 1a.
【００１２】浮遊構造物３は鋼製又はコンクリート製の
箱体３ａを縦横方向に連続的に組み合わせ、その上面に
滑走板３ｂを敷設して滑走路３ｃを形成し、防波堤１内
側に突設した防舷材６によりプール２内に繋留されてい
る。このように浮遊構造物３は鋼製又はコンクリート製
の箱体３ａを連続的に組み合わせて形成したことによ
り、浮力を大きくすることができ、かつ復原力を強くす
ることができる。The floating structure 3 is a steel or concrete box 3a continuously combined in the vertical and horizontal directions, a sliding plate 3b is laid on the upper surface thereof to form a runway 3c, and the floating structure 3 is projected inside the breakwater 1. It is moored in the pool 2 by the fender 6. As described above, since the floating structure 3 is formed by continuously combining the steel or concrete boxes 3a, the buoyancy can be increased and the stability can be enhanced.
【００１３】また、この浮遊構造物３は前記鋼板セル１
ａを海底Ｍの地盤深く打設して防波堤１を構築したの
で、潮の干満の影響を殆ど受けずに常時一定の高さ位置
（レベル）を保持するが、多少なりとも海底Ｍを通して
プール２内の水が増えた場合、或は自然蒸発やその他の
原因によりプール２内の水が減った場合は、防波堤１に
設けた調整装置４が自動的に作動して水の調整をするこ
とにより、浮遊構造物３の高さ位置（レベル）を常時一
定に保持する。The floating structure 3 is provided in the steel plate cell 1.
a is placed deep in the seabed M, and the breakwater 1 is constructed. Therefore, the breakwater 1 is always kept at a constant height position (level) almost unaffected by the ebb and flow of the tide. When the water in the pool increases, or when the water in the pool 2 decreases due to spontaneous evaporation or other causes, the adjusting device 4 provided on the breakwater 1 automatically operates to adjust the water. The height position (level) of the floating structure 3 is always kept constant.
【００１４】調整装置４は、防波堤１の上面に適宜間隔
ごとに設けて浮遊構造物３の高さ位置（レベル）を計測
するレーザー式のレベル計４ａと、プール２内へ水を注
水或はプール２内の水を排水する注排水ポンプ４ｂと、
プール２内に設けその水量を測定する水位計４ｃとから
なり、これらレベル計４ａと、注排水ポンプ４ｂと、水
位計４ｃとはそれぞれコントロール室の制御装置（図示
せず）に電気的に接続されている。The adjusting device 4 is provided on the upper surface of the breakwater 1 at appropriate intervals to measure the height position (level) of the floating structure 3 and a laser type level meter 4a. A pump 4b for draining water in the pool 2,
The water level gauge 4c is provided in the pool 2, and measures the amount of water. The level meter 4a, the pouring / draining pump 4b, and the water level meter 4c are electrically connected to a control device (not shown) in the control room. Have been.
【００１５】次に、この調整装置４の働きによる滑走路
３ｃのレベル制御を図４のフローチャート図によりプー
ル２内の水が増えた場合について説明する。先ず、レベ
ル計４ａにより浮遊構造物３の高さ位置（レベル）、す
なわち滑走路３ｃのレベルを計測する。そして、海底Ｍ
を通してプール２内の水が増えてその量が許容値を超え
た場合は、レベル計４ａからの信号により全ての注排水
ポンプ４ｂが作動してプール２内の水を排水する。Next, the level control of the runway 3c by the operation of the adjusting device 4 will be described with reference to the flow chart of FIG. 4 when the water in the pool 2 increases. First, the height position (level) of the floating structure 3, that is, the level of the runway 3c is measured by the level meter 4a. And the seabed M
When the amount of water in the pool 2 increases through the process and the amount exceeds the allowable value, all the injection / drainage pumps 4b are operated by the signal from the level meter 4a to drain the water in the pool 2.
【００１６】次に、注排水ポンプ４ｂによりプール２内
の水が排水されて少なくなると、プール２内の水位計４
ｃが作動して水位を計測するが、その水位差が依然とし
て許容値を超えている場合は、注排水ポンプ４ｂにより
プール２内の水が排水され続ける。そして、その水位が
予定水位、すなわち浮遊構造物３が通常の高さ位置（レ
ベル）に達すると、水位計４ｃからの信号により全ての
注排水ポンプ４ｂが作動を停止して滑走路３ｃのレベル
を一定位置に保持する。以上はプール２内の水位が上が
った場合について説明したが、プール２内の水位が下が
った場合も、前記と同様の方法によりプール２内に水を
注水して浮遊構造物３の高さ位置（レベル）を調整する
ことにより滑走路３ｃのレベルを一定位置に保持する。Next, when the water in the pool 2 is drained and reduced by the pouring / draining pump 4b, the water level meter 4 in the pool 2 is discharged.
c operates to measure the water level. If the water level difference still exceeds the allowable value, the water in the pool 2 is continuously drained by the injection / drainage pump 4b. Then, when the water level reaches the expected water level, that is, when the floating structure 3 reaches the normal height position (level), all the pouring / draining pumps 4b are stopped by the signal from the water level gauge 4c, and the level of the runway 3c is lowered. Is held in a fixed position. The case where the water level in the pool 2 has risen has been described above. However, when the water level in the pool 2 has fallen, water is injected into the pool 2 in the same manner as described above, and the height position of the floating structure 3 is increased. By adjusting (level), the level of the runway 3c is maintained at a fixed position.
【００１７】[0017]
【発明の効果】防波堤で構築したプール内に浮遊構造物
を浮遊させ、かつ防波堤の下端を海底の地盤内に貫入し
たことにより、プール内の浮遊構造物が波や潮の干満の
影響を受けることがなく、また浮力が大きくかつ復元力
の強い浮遊構造物をプール内に浮遊させることができ
る。According to the present invention, a floating structure is floated in a pool constructed by a breakwater, and the lower end of the breakwater penetrates into the seabed ground, so that the floating structure in the pool is affected by waves and tides. A floating structure having a large buoyancy and a strong restoring force can be floated in the pool.
【００１８】プール内の水量を調整する調整装置を設け
たことにより、海底から、あるいは自然蒸発等によりプ
ール内の水量が増減した場合でも、この増減を調整装置
が自動的にキャッチして調整することにより、浮遊構造
物の高さ位置（レベル）を一定の位置に保持することが
できる。[0018] By providing the adjustment device for adjusting the amount of water in the pool, the seabed, or by natural evaporation or the like even if the amount of water in the flop <br/> Lumpur is increased or decreased, adjustment device this decreasing
By automatically catching and adjusting, the height position (level) of the floating structure can be maintained at a constant position.
【図１】水上構造物の断面図である。FIG. 1 is a sectional view of a floating structure.
【図２】水上構造物の平面図である。FIG. 2 is a plan view of the floating structure.
【図３】水上構造物の要部の拡大平面図である。FIG. 3 is an enlarged plan view of a main part of the floating structure.
【図４】滑走路のレベル制御を示すフローチャート図で
ある。FIG. 4 is a flowchart illustrating runway level control.
【図５】は従来の箱体式の水上構造物の側面図、は
従来の柱状浮体式の水上構造物の側面図である。FIG. 5 is a side view of a conventional box-type floating structure, and FIG. 5 is a side view of a conventional column-type floating structure.
Ａ 水上構造物 １ 防波堤 ２ プール ３ 浮遊構造物 A Floating structure 1 Breakwater 2 Pool 3 Floating structure
Claims (1)
防波堤により構築したプールと、該プール内に浮遊した
浮遊構造物とからなり、前記防波堤にプール内の水量を
調整する調整装置を設け、該調整装置が、浮遊構造物の
高さ位置を計測するレベル計と、プール内に水を注排水
する注排水ポンプと、プール内の水量を測定する水位計
とからなり、これらのレベル計と注排水ポンプと水位計
とが制御装置に電気的に接続されていることを特徴とす
る水上構造物。1. A pool constructed by an annular breakwater whose lower end penetrates into the seafloor ground, and a floating structure floating in the pool, wherein the breakwater has an amount of water in the pool.
An adjusting device for adjusting the floating structure is provided.
Level meter to measure height position and water in / out of pool
Pumps and water level gauges to measure the amount of water in the pool
And these level gauges, injection pumps and water level gauges
Is electrically connected to a control device .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3203537A JP2703137B2 (en) | 1991-06-17 | 1991-07-19 | Floating structures |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3-170353 | 1991-06-17 | ||
| JP17035391 | 1991-06-17 | ||
| JP3203537A JP2703137B2 (en) | 1991-06-17 | 1991-07-19 | Floating structures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0558381A JPH0558381A (en) | 1993-03-09 |
| JP2703137B2 true JP2703137B2 (en) | 1998-01-26 |
Family
ID=26493363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3203537A Expired - Fee Related JP2703137B2 (en) | 1991-06-17 | 1991-07-19 | Floating structures |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2703137B2 (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5030525U (en) * | 1973-07-13 | 1975-04-05 | ||
| JPS63207789A (en) * | 1987-02-23 | 1988-08-29 | Daiho Constr Co Ltd | Manufacture of structure and work platform ship |
-
1991
- 1991-07-19 JP JP3203537A patent/JP2703137B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0558381A (en) | 1993-03-09 |
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