JPS6375365A - Hydraulic turbine - Google Patents
Hydraulic turbineInfo
- Publication number
- JPS6375365A JPS6375365A JP61221578A JP22157886A JPS6375365A JP S6375365 A JPS6375365 A JP S6375365A JP 61221578 A JP61221578 A JP 61221578A JP 22157886 A JP22157886 A JP 22157886A JP S6375365 A JPS6375365 A JP S6375365A
- Authority
- JP
- Japan
- Prior art keywords
- hollow drum
- runner
- generator
- water
- casing
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000004904 shortening Methods 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
Description
【発明の詳細な説明】
(産業上の利用分野)
本発明は、水流を利用したグリウス形やサボニウス形の
小水力発電用水車に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a Grius-type or Savonius-type water turbine for small hydroelectric power generation that utilizes water flow.
(従来の技術)
需要供給の不安定な石油に代る代替エネルギー開発の一
環として、自然循環のクリーンエネルギーである水力が
見直され、数千KW以下のいわゆる小水力発電が開発さ
れつつある。その中で、急流の河川や水路、あるいは海
洋に設置されるグリウス形水車は一般的に第5図に示す
構成となっている。(Conventional Technology) As part of the development of alternative energy to replace oil, whose demand and supply is unstable, hydropower, which is a naturally circulating clean energy, is being reconsidered, and so-called small hydropower generation of several thousand kilowatts or less is being developed. Among them, Grius type water turbines installed in rapid rivers, waterways, or the ocean generally have the configuration shown in Figure 5.
即ち、第5図において、従来のグリウス形水車1の全体
構成としては、両端を開口し流れFの方向にほぼ水平状
に水中に横設した流水導入用ケーシング2と、該ケーシ
ング2内に垂直軸線りまわりに回転自在に支承し外周部
に周方向に横断面翼形の複数のランナベーン3aを具備
したランナ3と、前記ケーシング2上面に立設した架台
4と、水面より上方に位置する前記架台4のマシンヘー
ス4a上に設置した増速機5および発電Ja、6とがら
成り、前記ランナ3の主軸3bをケーシング2上方に導
出し適宜軸継手7を介し前記増速a5に接続されている
。That is, in FIG. 5, the overall configuration of the conventional Grius type water turbine 1 includes a running water introduction casing 2 which is open at both ends and is placed horizontally in the water in the direction of flow F, and a casing 2 that is perpendicular to the inside of the casing 2. a runner 3 rotatably supported around an axis and having a plurality of runner vanes 3a circumferentially in the shape of an airfoil in cross section on the outer periphery; a pedestal 4 erected on the upper surface of the casing 2; It consists of a speed increaser 5 and power generators Ja and 6 installed on a machine head 4a of a frame 4, and the main shaft 3b of the runner 3 is led out above the casing 2 and connected to the speed increaser a5 via a shaft joint 7 as appropriate.
(発明が解決しようとする問題点)
前述水車1では、架台4・増速機5・発電機6が水上に
大きく露出するため、全体に高くなって強風の影響を受
は易く、安定性が悪い。また設置場所によってはこれら
が露出すること自体、周囲の景観を損なうことになる。(Problems to be Solved by the Invention) In the water turbine 1 described above, the pedestal 4, speed increaser 5, and generator 6 are largely exposed above the water. bad. Also, depending on the location where they are installed, their exposure may itself spoil the surrounding landscape.
さらに増速機5・発電機6と水中のランナ3とがかなり
離れているため、主軸3aが長軸となり、これらの芯出
しや調整が煩雑で工期が長ぐなり、設備費が高くなる。Furthermore, since the speed increaser 5/generator 6 and the underwater runner 3 are quite far apart, the main shaft 3a becomes a long axis, and centering and adjustment of these is complicated, lengthening the construction period and increasing equipment costs.
そして全体に大形となるため移設が困難である等の問題
点を有する。Moreover, it has problems such as being difficult to relocate due to its overall large size.
(問題点の解決手段)
本発明による水車は、ランチの主軸まわりの空間に着目
し、この主軸部分を密封状の中空ドラムに形成し、該中
空ドラムに発電機および必要に応じて増速機を内蔵させ
たことを特徴とする。従って電力取出用のケーブル以外
−9水上に露出することなく極めてコンパクトな構成と
なる。(Means for Solving Problems) The water turbine according to the present invention focuses on the space around the main shaft of the launch, and forms this main shaft part into a sealed hollow drum. It is characterized by having a built-in. Therefore, the structure is extremely compact as nothing other than the cable for power extraction is exposed above the water.
(実施例)
以下、第1乃至3図に基づき本発明の一実施例につき詳
述する。説明の便宜上、第1・2図における左・右を「
前」・「後」あるいは「上流」・「下流」と呼称し、第
3図における左・右を「左」・「右」と呼称する。(Example) Hereinafter, an example of the present invention will be described in detail based on FIGS. 1 to 3. For convenience of explanation, the left and right in Figures 1 and 2 are
They are called "front" and "back" or "upstream" and "downstream," and the left and right in FIG. 3 are called "left" and "right."
水車として採用したグリウス形水車10は、例えば急流
の水路Cに設置され、以下の構成より成る。即ち、11
は流れFの方向(前後方向)にほぼ水平状且つ水没して
水路C底C,に横設した断面矩形の流水導入用ケーシン
グで、前・後端を開口し上流側の前端開口11aを漸拡
状に形成しである。12は前記ケーシング11内中央部
においに垂直軸線りまわりに回転自在に支承したランチ
で、ケーシング11の上・下板11b・llcに垂直軸
線りに一致して上・下短軸13・14を上下対向状に突
設し、該上短軸13には軸封材15および軸受16を上
下に配置して円板状上蓋17を、また下短軸14には軸
受18および軸封材19を上下に配置して円板状下蓋を
それぞれ密封状且つ回転自在に取付け、上蓋17・下蓋
20の上下対向突出状ボス部17a・20a外周面間に
は0リング21a・21bを介し密封状に管状外套22
を巻装し、上117・下M20を両端面とする円筒状の
中空ドラム23を形成しである。そして前記上117お
よび下蓋20の外周面には上下に整合して放射状等間隔
に複数(例えば4つ)の支持材24・25を突設し、各
々上下に対応する支持材24・25先端間には横断面翼
形のランナベーン26を垂直状に取付けである。The Grius type water turbine 10 employed as a water turbine is installed, for example, in a rapid waterway C, and has the following configuration. That is, 11
is a running water introduction casing with a rectangular cross section installed horizontally in the direction of the flow F (front-back direction) and submerged in water at the bottom C of the waterway C. The front and rear ends are opened, and the front end opening 11a on the upstream side is gradually opened. It is formed into an expanded shape. Reference numeral 12 denotes a launch that is rotatably supported around a vertical axis in the central part of the casing 11, and has upper and lower short shafts 13 and 14 aligned with the vertical axis on the upper and lower plates 11b and llc of the casing 11. The upper short shaft 13 has a shaft sealing material 15 and a bearing 16 disposed vertically to form a disc-shaped upper lid 17, and the lower short shaft 14 has a bearing 18 and a shaft sealing material 19. Disc-shaped lower lids are arranged one above the other and are attached in a sealed and rotatable manner, respectively, and O-rings 21a and 21b are interposed between the outer circumferential surfaces of the upper and lower opposing protruding boss portions 17a and 20a of the upper and lower lids 17 and 20, respectively, in a sealed manner. tubular mantle 22
is wound to form a cylindrical hollow drum 23 having an upper end 117 and a lower end M20 as both end surfaces. A plurality of (for example, four) supporting members 24 and 25 are provided on the outer circumferential surfaces of the upper and lower lids 20 and vertically aligned and projecting at equal radial intervals, and the tips of the supporting members 24 and 25 correspond to the upper and lower sides, respectively. A runner vane 26 having an airfoil cross section is vertically mounted between the two.
27は前記上・下短軸13・14を中空ドラム23内に
延長した短軸延長部13a・14a間において前記外套
22内面に接触しない状態で取付けた発電部で、以下の
構成より成る。即ち、前記発電部27は上・下に配置し
た発電機28と増速機29とから成り、このうち発電機
28はロータ30のロータ軸30aの上・下端部を発電
機ケーシングの上・下端面部材28a・28bに軸受3
1a・31bを介し回転自在に支承し、ロータ軸30a
の中心軸線を前記垂直軸線りに一致させた状態で前記上
・下端面部材28a・28bの各延長部28a、・28
b1を前記短軸延長部13a・14aに固定しである。Reference numeral 27 denotes a power generating section which is attached between the short shaft extensions 13a and 14a which extend the upper and lower short shafts 13 and 14 into the hollow drum 23 without contacting the inner surface of the mantle 22, and has the following configuration. That is, the power generation section 27 consists of a generator 28 and a speed increaser 29 arranged at the upper and lower sides, of which the generator 28 connects the upper and lower ends of the rotor shaft 30a of the rotor 30 to the upper and lower ends of the generator casing. Bearings 3 are attached to the end members 28a and 28b.
The rotor shaft 30a is rotatably supported via 1a and 31b.
The extension portions 28a, 28 of the upper and lower end face members 28a, 28b are aligned with the vertical axis.
b1 is fixed to the short axis extensions 13a and 14a.
また前記増速機29は、前記ボス部20aの内面円形凹
所20a、内周面全周に渉り形成した内歯車32と、前
記垂直軸線りより側方に偏心して垂直状に延び上端部お
よび中間部をそれぞれ軸受33・34を介し前記下端面
部材28bおよび延長部28b、に支承した中間軸35
と、該中間軸35の下方延長部に形成し常時前記内歯車
32に噛合わせた第1のピニオン36と、前記中間軸3
5の上方部に固定した中間歯車37と、前記ロータ軸3
0aの下方導出端部に形成し常時前記中間歯車37に噛
合わせた第2のピニオン38とから成り、前記中空ドラ
ム23とロータ軸30aとの間の伝動手段を構成する。The speed increaser 29 also includes an inner circular recess 20a of the boss portion 20a, an internal gear 32 formed over the entire inner peripheral surface, and an upper end portion extending vertically eccentrically laterally from the vertical axis. and an intermediate shaft 35 whose intermediate portion is supported by the lower end face member 28b and the extension portion 28b via bearings 33 and 34, respectively.
, a first pinion 36 formed on a downwardly extending portion of the intermediate shaft 35 and constantly meshed with the internal gear 32;
an intermediate gear 37 fixed to the upper part of the rotor shaft 3;
A second pinion 38 is formed at the lower leading end of the rotor 0a and is always meshed with the intermediate gear 37, and constitutes a transmission means between the hollow drum 23 and the rotor shaft 30a.
39は一端を前記発電機28のステータ40に接続した
送電用ケーブルで、前記上端面部材28a、延長部28
a、、上短軸延長部13aの各開口(符号付さず)並び
に上短軸13および該上短軸13の上端部に密封状に螺
着した受金具41に垂直軸vALに沿って形成した貫通
穴13a、・41aを通ってケーシング11の上板11
bより上方外部水上に導出しである。39 is a power transmission cable whose one end is connected to the stator 40 of the generator 28;
a. Formed along the vertical axis vAL in each opening (not labeled) of the upper short axis extension part 13a, the upper short shaft 13, and the bracket 41 screwed in a sealed manner to the upper end of the upper short shaft 13. The upper plate 11 of the casing 11 passes through the through holes 13a and 41a.
It is derived from above to the external water surface from b.
しかして前述開口11aより導入された圧力水が各ラン
ナベーン26に衝突され、この水動力はランナベーン2
6の翼形状により該ランナベーン26に対し周方向への
揚力を生じさせ、これによって中空ドラム23を含めラ
ンナ12全体が垂直軸線りまわりに回転され、この回転
動力は増速機29に増速されてロータ軸30aに伝動さ
れる。The pressure water introduced from the opening 11a collides with each runner vane 26, and this water power is transferred to the runner vane 2.
The blade shape of 6 generates a lift force in the circumferential direction on the runner vane 26, whereby the entire runner 12 including the hollow drum 23 is rotated around the vertical axis, and this rotational power is increased by the speed increaser 29. and is transmitted to the rotor shaft 30a.
そして前記ロータ軸30aの高速回転により発電機28
において発電作用を行い、該発電機28の電力はケーブ
ル39を介し外部に取り出される。Then, due to the high speed rotation of the rotor shaft 30a, the generator 28
Electric power is generated at the generator 28 , and the electric power from the generator 28 is extracted to the outside via a cable 39 .
尚、前述実施例において水車10を水路Cに設置したが
、流れの急な河川や海洋あるいは小川。Although the water turbine 10 was installed in the waterway C in the above-mentioned embodiment, it may be installed in a rapidly flowing river, ocean, or stream.
香川等に設置してもよい。また増速機29は必ずしも必
要でなく、増速機29を設けない場合は、ロータ軸30
aの導出端部を適宜ブラケットを介し下側のボス部20
aあるいは外套22に固定すればよい。さらに水車10
はグリウス形に限らず、第4図に示すようにサボニウス
形の水車100にも適用できる。即ち第4図において、
前述支持24・25に代えて上・下円板124(図示せ
ず)・125とし、核上・下円板124・125間に垂
直状且つ放射状に上からみて始端が中空ドラム123外
周に発し終端を上・下円板124・125外周縁に臨ま
しめた複数のランナベーン126を取付けである。It may be installed in Kagawa, etc. Further, the speed increaser 29 is not necessarily necessary, and when the speed increaser 29 is not provided, the rotor shaft 30
Connect the leading end of a to the lower boss part 20 through a suitable bracket.
a or the mantle 22. In addition, 10 water wheels
This can be applied not only to Grius type water turbines but also to Savonius type water turbines 100 as shown in FIG. That is, in Figure 4,
Upper and lower disks 124 (not shown) and 125 are used in place of the supports 24 and 25, and the starting end extends from the outer periphery of the hollow drum 123 when viewed from above vertically and radially between the upper and lower disks 124 and 125. A plurality of runner vanes 126 whose terminal ends face the outer peripheral edges of the upper and lower disks 124 and 125 are attached.
(発明の効果)
以上説明したように、本発明の水車は、ランナの回転中
心部に一体的且つ密封状に中空ドラムを形成し、この中
空ドラム内に発電機を内蔵させたことにより、下記する
多くの顕著な効果を奏する。(Effects of the Invention) As explained above, the water turbine of the present invention has a hollow drum integrally and sealed in the center of rotation of the runner, and a generator is built in the hollow drum, thereby achieving the following effects. It has many remarkable effects.
(11重電機や増速機が外部に突出しないので、水軍全
体が簡素且つ小形となり、また発電機等をランナから離
れた架台に据付ける必要がなく軸継手が不要なため、芯
出し調整が不要となり、工期が大幅に短縮でき、設備費
の低減となる。(No. 11 heavy electric machinery or speed increaser does not protrude outside, so the entire navy is simple and compact. Also, there is no need to install the generator etc. on a pedestal separate from the runner, and there is no need for shaft couplings, so centering adjustment is easy. This eliminates the need for this, significantly shortening the construction period and reducing equipment costs.
(2)水車の据付けは、水没させて水底に設置するのみ
で、ケーシングに架台等を取付ける必要がなく、据付け
は勿論のこと移設も容易である。(2) The water turbine can be installed simply by submerging it in water and installing it on the bottom of the water; there is no need to attach a frame or the like to the casing, and it is easy to install as well as relocate.
(3)水車は水没させて設置した状態でケーブル以外−
9水上に露出しないため、周囲の景観を損なう心配が無
く、また水上に架台等が露出しないため、強風などの影
響を受けずに従来のように長尺の主軸を有さないため、
極めて安定した運転が保証される。(3) The water turbine is installed submerged in water, except for cables.
9.Since it is not exposed above the water, there is no need to worry about damaging the surrounding scenery.Also, since the pedestal etc. are not exposed above the water, it is not affected by strong winds, etc.As it does not have a long main shaft like conventional ones,
Extremely stable operation is guaranteed.
(4)発電機および増速機は、運転時に発熱しても、中
空ドラムの外套外面が常時水の流れに曝されて強制冷却
されるため、従来のように水上に露出した架台上に設置
した場合のように特別の冷却手段を設ける必要がなく、
極めてコンパクトなものとなり、潤滑油の寿命も極めて
長くなり長期間のメンテナンナフリーが可能である。(4) Even if the generator and speed increaser generate heat during operation, the outer surface of the hollow drum is constantly exposed to a stream of water and is forced to cool down. There is no need to provide special cooling means as in the case of
It is extremely compact, and the life of the lubricating oil is extremely long, making it possible to be maintenance-free for a long period of time.
第1乃至4図は本発明の実施例を示すもので、第1図は
グリウス形水車を水路に設置した状態の全体側面断面図
、第2図は第1図の■〜■矢視横断面図、第3図は第1
図の■〜■矢視拡大縦断面図、第4図はサボニウス形水
車として採用した別実施例を示す第2図同様の横断面図
である。第5図は従来のグリウス形水車の全体側面断面
図である。
図中、10はグリウス形水車、11はケーシング、12
はランナ、23は中空ドラム、26はランナベーン、2
7は発電部、28は発電機、29は増速機、39はケー
ブルである。Figures 1 to 4 show embodiments of the present invention. Figure 1 is a side cross-sectional view of a Grius type water turbine installed in a waterway, and Figure 2 is a cross-sectional view taken in the direction of arrows ■ to ■ in Figure 1. Figure 3 is the first
Fig. 4 is an enlarged vertical cross-sectional view in the direction of the arrows ■ to ■ in the figure, and Fig. 4 is a cross-sectional view similar to Fig. 2 showing another embodiment adopted as a Savonius type water turbine. FIG. 5 is an overall side sectional view of a conventional Grius type water turbine. In the figure, 10 is a Grius type water turbine, 11 is a casing, and 12
is a runner, 23 is a hollow drum, 26 is a runner vane, 2
7 is a power generation section, 28 is a generator, 29 is a speed increaser, and 39 is a cable.
Claims (1)
流水導入用ケーシングと、該ケーシング内に垂直軸線ま
わりに回転自在に取付けたランナと、該ランナの回転中
心部に一体且つ密封状に形成した中空ドラムと、該中空
ドラムに内蔵した発電機とから構成したことを特徴とす
る、水車。A casing for introducing flowing water that is open at both ends and placed horizontally in the water in the direction of flow, a runner that is rotatably mounted around a vertical axis within the casing, and a casing that is integrally and sealed at the center of rotation of the runner. 1. A water turbine characterized by comprising a hollow drum formed in a hollow drum, and a generator built into the hollow drum.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61221578A JPS6375365A (en) | 1986-09-18 | 1986-09-18 | Hydraulic turbine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61221578A JPS6375365A (en) | 1986-09-18 | 1986-09-18 | Hydraulic turbine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6375365A true JPS6375365A (en) | 1988-04-05 |
Family
ID=16768935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP61221578A Pending JPS6375365A (en) | 1986-09-18 | 1986-09-18 | Hydraulic turbine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6375365A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5947678A (en) * | 1998-06-30 | 1999-09-07 | Bergstein; Frank D. | Water wheel with cylindrical blades |
KR20030024224A (en) * | 2001-09-17 | 2003-03-26 | 양태열 | Vertical shaft type Current Power Generation System |
JP2003106247A (en) * | 2001-09-28 | 2003-04-09 | Tadanobu Nagasawa | Savonius water turbine and power plant comprising the same |
KR20040033161A (en) * | 2002-10-11 | 2004-04-21 | 현대중공업 주식회사 | Current energy power generation system using vertical type cylindric water mill |
KR101693699B1 (en) * | 2016-02-23 | 2017-01-06 | 이형구 | Hydraulic power generator |
-
1986
- 1986-09-18 JP JP61221578A patent/JPS6375365A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5947678A (en) * | 1998-06-30 | 1999-09-07 | Bergstein; Frank D. | Water wheel with cylindrical blades |
KR20030024224A (en) * | 2001-09-17 | 2003-03-26 | 양태열 | Vertical shaft type Current Power Generation System |
JP2003106247A (en) * | 2001-09-28 | 2003-04-09 | Tadanobu Nagasawa | Savonius water turbine and power plant comprising the same |
KR20040033161A (en) * | 2002-10-11 | 2004-04-21 | 현대중공업 주식회사 | Current energy power generation system using vertical type cylindric water mill |
KR101693699B1 (en) * | 2016-02-23 | 2017-01-06 | 이형구 | Hydraulic power generator |
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