CN103967530B - Steam turbomachine - Google Patents
Steam turbomachine Download PDFInfo
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- CN103967530B CN103967530B CN201410213930.5A CN201410213930A CN103967530B CN 103967530 B CN103967530 B CN 103967530B CN 201410213930 A CN201410213930 A CN 201410213930A CN 103967530 B CN103967530 B CN 103967530B
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- steam
- runner
- driving plate
- plate
- outer ring
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- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000010248 power generation Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention relates to a steam turbomachine. The steam turbomachine comprises a shell. The shell is provided with a steam inlet channel, an acting steam channel and a steam exhaust channel. A rotary wheel which drives a power generator to generate power through a power output shaft is arranged in the shell and is provided with an outer ring, a spoke and an inner cavity formed by the outer ring and the spoke. A plurality of driving devices are movably connected into the inner cavity through a connecting shaft, each driving device comprises an arc-shaped driving plate, a positioning plate and a sector-shaped tension plate, wherein the positioning plate limits disengagement of the driving plate out of the rotary wheel, and the tension plate is used for connecting the driving plate with the positioning plate. The driving plates can rotate round the connecting shaft to be opened outwards or closed inwards under the effect of the gravity of the driving plates, the driving plates are concentric with the rotary wheel when in a closed state and close the acting steam channel, bears steam pressure from the steam inlet channel and then pushes the rotary wheel to rotate when in an open state. The steam turbomachine can be used for replacing a steam turbine, and the technical problem that an existing steam turbine is low in energy efficiency is solved.
Description
Technical field
The present invention relates to a kind of turbine engine, is the petal type steam turbine of the Steam Actuation of a kind of thermal power generation and nuclear power generation specifically.
Background technique
In the world today, thermal power generation and nuclear power generation adopt steam turbine mostly, and the structure of steam turbine is semi-enclosed, become the efficiency of mechanical work low the transformation of energy be accumulated with in steam, with existing technology, can not have large breakthrough on this structure.
Summary of the invention
The object of the present invention is to provide a kind of steam turbine that can replace the totally enclosed petal type of steam turbine, be intended to solve the low technical problem of current steam turbine energy efficiency.
For achieving the above object, the present invention adopts following technological scheme:
A kind of steam turbine, comprises a shell, and described shell has an admission passage, acting steam passage and a steam exhausting way, a runner generated electricity by pto＝power take-off drive electrical generators is provided with in described shell, described runner has outer ring, spoke and by described outer ring, the inner chamber that spoke is formed, multiple drive unit is connected with by coupling shaft in described inner chamber, each described drive unit comprises the driving plate of an arc, a described driving plate of restriction is deviate from the positioning plate of described runner and connects the tension board of fan shape of described driving plate and positioning plate, described driving plate can rotate around described coupling shaft and outwards opens or inwardly pack up under self-gravity action, when described driving plate is in collapsed state and described runner concentric, when opening, described acting steam passage is closed, bear the vapor pressure from described admission passage thus promote described runner and rotate.
Improve as one, the width that the thickness of described driving plate is the half of described outer ring, width is less than described outer ring.
Improve as one, the center of circle of described fan shape tension board is the center of described coupling shaft.
Improve as one, the radius of described tension board is less than the arc length of the driving plate of described arc.
Improve as one, described positioning plate is an arc plate, and when described driving plate is opened completely, the center of circle of described positioning plate overlaps with the center of circle of described runner, and fits with the inner side of the outer ring of described runner and contact.
Improve as one, the bottom of described shell is provided with base.
The present invention is by arranging runner in shell, and on runner, be provided with multiple drive unit, when being opened under self-gravity action by described drive unit, close acting steam passage, bear the vapor pressure from admission passage, described runner is driven to rotate, thus drive electrical power generators by pto＝power take-off, and by adjusting the rotating speed of intensity control runner of generator field, to enable the drive unit being positioned at runner top take in runner cavities under the Action of Gravity Field of self, thus can be reliable. stably outputting power.
Accompanying drawing explanation
In figure: 1, driving plate, 2, tension board, 3, positioning plate, 4, axis hole, 5, pto＝power take-off, 6, spoke, 7, outer ring, 8, coupling shaft, 9, admission end, 10, steam passage district, 11, admission passage, 12, steam exhausting way, 13, base, 14, acting steam passage, 15, runner, 16, drive unit, 17, shell.
Figure 1 shows that the appearance schematic diagram of a kind of steam turbine that the embodiment of the present invention provides;
Figure 2 shows that the schematic diagram under the working state of the steam turbine that the embodiment of the present invention provides;
Figure 3 shows that the schematic diagram of runner taken in completely by all drive units;
Figure 4 shows that the schematic diagram of drive unit;
Figure 5 shows that the schematic diagram of runner.
Embodiment
Below, in conjunction with example, substantive distinguishing features of the present invention and advantage are further described, but the present invention is not limited to listed embodiment.
Refer to shown in Fig. 1 ~ 5, a kind of steam turbine, comprise a shell 17, described shell has admission end 9, the steam passage district 10 of a steam, and described steam passage district 10 comprises admission passage 11, acting steam passage 14 and a steam exhausting way 12, a runner 15 generated electricity by pto＝power take-off 5 drive electrical generators is provided with in described shell 17, described runner 15 has outer ring 7, spoke 6 and by described outer ring 7, the runner cavities that front and back spoke 6 connects and formed, multiple drive unit 16 is connected with by coupling shaft 8 in described inner chamber, each described drive unit 16 comprises the driving plate 1 of an arc, a described driving plate 1 of restriction is deviate from the positioning plate 3 of described runner 15 and connects the tension board 2 of fan shape of described driving plate 1 and positioning plate 3, described driving plate 1 can rotate around described coupling shaft 8 and outwards open or inwardly pack up under self-gravity action, when described driving plate 1 is in collapsed state and described runner 15 concentric, when opening, described acting steam passage 14 is closed, bear the vapor pressure from described admission passage 11 thus promote described runner 15 and rotate.
Shown in Figure 2, described acting steam passage 14 be two adjacent described driving plates 1 under full open position time, the movement locus outside described runner 15, in described shell 17.The quantity of described drive unit 16 is relevant with the size of described acting steam passage 14, extends acting steam passage 14, then can reduce the quantity of described drive unit 16.
Described positioning plate 3, driving plate 1 can not be smooth surfaces with the surface of contact of the outer ring of runner 15, should reserve guide canal.In addition, there is in the outside of the outer ring of described runner 15 groove that the volume of inside and described driving plate 1 is identical, when described driving plate 1 is packed up and described groove match, reservedly in one end of described runner 15 sense of rotation lead air space.
Further, the outer ring of described runner 15 offers the hole adapted with the sectional area of described tension board 2, for playing seal action.
Further, extend upper saw pulley on the top of described positioning plate 3 or driving plate 1 to both sides, the upper saw pulley designed with Archimedes' principle with described shell 17 mates, with the steady opening and closing of Constraints driven device 16.
Further, described drive unit 16 at least three.
In addition, in order to realize energy conversion efficiency better, the quality of described drive unit 16 should be accomplished minimum, and therefore, efficiency of the present invention exports the quality depending on described drive unit 16, and quality is less, and Conversion of Energy is that the efficiency of mechanical work is higher.
Improve as one, the width that the thickness of described driving plate 1 is the half of described outer ring, width is less than described outer ring.Described driving plate 1 one end is provided with the connecting shaft hole 4 connected with described coupling shaft 8.
Further, the inner side of described outer ring has the groove adapted with the driving plate 1 of described arc, is placed therein when packing up for described driving plate 1.
Improve as one, the center of circle of described fan shape tension board 2 is the center of described coupling shaft 8, and namely described tension board 2 can be regarded as with the center of described coupling shaft 8 for the center of circle, the panel of one section of arc of formation.
Improve as one, the radius of described tension board 2 is less than the arc length of the driving plate 1 of described arc, and this mainly determines according to the space size of the intensity of material selected and the inner chamber of described runner.
Improve as one, described positioning plate 3 is an arc plate, when described driving plate 1 is opened completely, the center of circle of described positioning plate 3 overlaps with the center of circle of described runner, and tightly fit with the inner side of the outer ring of described runner 15 and contact, deviate from described runner 15 for limiting described driving plate 1, and bear the pulling force that described driving plate 1 transmitted by tension board 2.
Improve as one, the bottom of described shell 17 is provided with base 13.
During work, at the drive unit 16 of runner 15 bottom, open and close acting steam passage 14 under the effect of the gravity of self, the vapor pressure promotion runner 15 born from admission passage 11 rotates, and is generated electricity by pto＝power take-off 5 drive electrical generators.By adjusting the rotating speed (as 25 turn left the right side) of the intensity control runner 15 of generator field, to make to take in runner 15 under the Action of Gravity Field at self at the drive unit 16 of the topmost part, this rotating speed can be reliable. stably outputting power.
The present invention can be with pto＝power take-off parallel connection " multi-cylinder turbine engine ", and connecting after steam exhausting way is " multistage turbine ".
The present invention is by arranging runner 15 in shell, and on runner 15, be provided with multiple drive unit 16, when being opened under self-gravity action by described drive unit 16, close acting steam passage 14, bear the vapor pressure from admission passage 11, described runner 15 is driven to rotate, thus drive electrical power generators by pto＝power take-off 5, and by adjusting the rotating speed of intensity control runner 15 of generator field, to make the drive unit 16 being positioned at runner 15 top can take in runner 15 inner chamber under the Action of Gravity Field of self, thus can be reliable. stably outputting power.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. a steam turbine, is characterized in that, comprises a shell, and described shell has an admission passage, acting steam passage and a steam exhausting way, a runner generated electricity by pto＝power take-off drive electrical generators is provided with in described shell, described runner has outer ring, spoke and by described outer ring, the inner chamber that spoke is formed, multiple drive unit is connected with by coupling shaft in described inner chamber, each described drive unit comprises the driving plate of an arc, a described driving plate of restriction is deviate from the positioning plate of described runner and connects the tension board of fan shape of described driving plate and positioning plate, described driving plate can rotate around described coupling shaft and outwards opens or inwardly pack up under self-gravity action, when described driving plate is in collapsed state and described runner concentric, when opening, described acting steam passage is closed, bear the vapor pressure from described admission passage thus promote described runner and rotate.
2. steam turbine as claimed in claim 1, is characterized in that, the width that the thickness of described driving plate is the half of described outer ring, width is less than described outer ring.
3. steam turbine as claimed in claim 2, it is characterized in that, the center of circle of described fan shape tension board is the center of described coupling shaft.
4. steam turbine as described in claim 3, is characterized in that, the radius of described tension board is less than the arc length of the driving plate of described arc.
5. steam turbine as claimed in claim 4, it is characterized in that, described positioning plate is an arc plate, when described driving plate is opened completely, the center of circle of described positioning plate overlaps with the center of circle of described runner, and described positioning plate fits with the inner side of the outer ring of described runner and contacts.
6. steam turbine as described in any one of claim 1-5, is characterized in that, the bottom of described shell is provided with base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410213930.5A CN103967530B (en) | 2014-05-21 | 2014-05-21 | Steam turbomachine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410213930.5A CN103967530B (en) | 2014-05-21 | 2014-05-21 | Steam turbomachine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103967530A CN103967530A (en) | 2014-08-06 |
| CN103967530B true CN103967530B (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410213930.5A Active CN103967530B (en) | 2014-05-21 | 2014-05-21 | Steam turbomachine |
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| Country | Link |
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| CN (1) | CN103967530B (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2629142A1 (en) * | 1988-03-24 | 1989-09-29 | Carrouset Pierre | ROTARY MACHINE WITH NON-POSITIVE DISPLACEMENT FOR USE AS A PUMP, COMPRESSOR, PROPELLER OR DRIVE TURBINE |
| CN1075866C (en) * | 1994-04-13 | 2001-12-05 | 浙江工业大学 | Supporting type wobble wheel fluid engine |
| JP2002213201A (en) * | 2001-01-13 | 2002-07-31 | Koji Iizuka | Savonius type turbine |
| CN1300446C (en) * | 2004-11-11 | 2007-02-14 | 丁陶生 | Sealed wheel bucket type steam turbine |
| US7708522B2 (en) * | 2006-01-03 | 2010-05-04 | Innovative Energy, Inc. | Rotary heat engine |
| CN201292864Y (en) * | 2008-07-23 | 2009-08-19 | 昆明理工大学 | Turbine installation for low-temperature heat energy power generation and industrial overpressure power recovery for low boiling point working substance |
| US8356971B2 (en) * | 2009-12-17 | 2013-01-22 | Detch John W | Disc turbine with streamlined hub vanes and co-axial exhaust tube |
| CN102052153A (en) * | 2010-11-19 | 2011-05-11 | 北京工业大学 | Shock power machine adopting knocking combustion mode |
| CN101994633B (en) * | 2010-11-23 | 2012-12-26 | 战卫 | Valve type hydraulic motor |
| CN102392689A (en) * | 2011-08-16 | 2012-03-28 | 王瀚诚 | Injection type rotating motor |
| CN103104296A (en) * | 2013-02-05 | 2013-05-15 | 岳国胜 | Air power drive device |
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2014
- 2014-05-21 CN CN201410213930.5A patent/CN103967530B/en active Active
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| Publication number | Publication date |
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| CN103967530A (en) | 2014-08-06 |
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Effective date of registration: 20190704 Address after: 266300 Gongjiazhuang Industrial Park, Puji Town, Jiaozhou City, Qingdao City, Shandong Province Patentee after: Qingdao Hongxianglong Machinery Co., Ltd. Address before: 266300 No. 226 Zhengzhou East Road, Jiaozhou City, Qingdao City, Shandong Province Patentee before: Zhan Wei |