CN101376430A - Steam turbine vessel - Google Patents
Steam turbine vessel Download PDFInfo
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- CN101376430A CN101376430A CNA2007101997864A CN200710199786A CN101376430A CN 101376430 A CN101376430 A CN 101376430A CN A2007101997864 A CNA2007101997864 A CN A2007101997864A CN 200710199786 A CN200710199786 A CN 200710199786A CN 101376430 A CN101376430 A CN 101376430A
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- 229920000136 polysorbate Polymers 0.000 claims description 28
- 230000005611 electricity Effects 0.000 claims description 15
- 230000005662 electromechanics Effects 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 description 16
- 230000009471 action Effects 0.000 description 9
- 238000003825 pressing Methods 0.000 description 9
- 238000011084 recovery Methods 0.000 description 9
- 230000008439 repair process Effects 0.000 description 9
- 238000010248 power generation Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 6
- 230000003247 decreasing effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 238000005286 illumination Methods 0.000 description 4
- 230000004323 axial length Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/02—Use of propulsion power plant or units on vessels the vessels being steam-driven
- B63H21/06—Use of propulsion power plant or units on vessels the vessels being steam-driven relating to steam turbines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H23/00—Transmitting power from propulsion power plant to propulsive elements
- B63H23/02—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing
- B63H23/10—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from more than one propulsion power unit
- B63H23/18—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from more than one propulsion power unit for alternative use of the propulsion power units
- B63H23/20—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from more than one propulsion power unit for alternative use of the propulsion power units with separate forward and astern propulsion power units, e.g. turbines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/02—Adaptations for driving vehicles, e.g. locomotives
- F01D15/04—Adaptations for driving vehicles, e.g. locomotives the vehicles being waterborne vessels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/12—Combinations with mechanical gearing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Turbines (AREA)
Abstract
The invention provides a steam turbine ship having two propellers. A first propelling turbine (3) and a second propelling turbine (2) are disposed along the width direction of the ship; the first propelling turbine (3) is equipped with an advancing high pressure turbine (6), and advancing middle pressure turbine (7) and a backing turbine (5) on one shaft; and, the first propelling turbine (3) drives the first propeller (12) to rotate and the second turbine (2) drives the second propeller (12) to rotate.
Description
Technical field
The present invention relates to have the steam turbine vessel of two screw propellers.
Background technology
Marine vapor turbine as the screw propeller rotation that makes boats and ships has high-pressure turbine and low-pressure turbine, and this is technique known (for example, patent documentation 1).
Patent documentation 1:(Japan) spy opens the 2006-17007 communique.
The marineturbine of described patent documentation 1 record, its high-pressure turbine and low-pressure turbine are set up in parallel (being configured in separately position along the beam direction) in the beam direction, in addition, employing has the marine vapor turbine of this high-pressure turbine and low-pressure turbine, makes a screw propeller rotation via speed reduction gearing.For this reason, under the situation of steam turbine vessel two axiation, need two turbines of high-pressure turbine and low-pressure turbine respectively, in the engine room that space (particularly beam direction) is restricted is set with these high-pressure turbines and low-pressure turbine all configuration be difficult, so, the problem of steam turbine vessel two axiation difficulties has appearred.
The content of invention
The present invention proposes in view of described situation, and its purpose is, a kind of steam turbine vessel with two screw propellers is provided.
The present invention adopts following means in order to solve described problem.
Steam turbine vessel of the present invention, first propelling advances with turbine with turbine and second and disposes along the beam direction, this first advance with turbine on an axle, dispose advance with high-pressure turbine, advance with in pressure turbine and retreat and use turbine, this second propelling is disposed to advance with low-pressure turbine and retreat on an axle with turbine and is used turbine, and, make the rotation of first screw propeller by described first propelling with turbine, advance with turbine by described second to make the rotation of second screw propeller.
According to steam turbine vessel of the present invention, make two screw propellers rotations by two (two groups) turbines that dispose side by side along the beam direction.Thus, can realize having the steam turbine vessel of two screw propellers.
In addition, in general, in steam turbine, have when low load mainly by high-voltage section acting, the ratio of low voltage section acting amount increases gradually along with rising gradually of load characteristic, because the variation of driving engine output, first advances with turbine and second propelling with producing output bias between the turbine, so, by the turbo arrangement of this form, need the additional structure that is used for revising both output bias.In addition, the structure that is used to revise output bias by use makes the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
In described steam turbine vessel, preferably on described first propelling advances with turbine with turbine and described second, be connected with shaft generator respectively, and these shaft generators link together can carry out electric exchanged form each other.
According to this steam turbine vessel, with the output of the turbine power recovery as shaft generator, the shaft generator with the not enough side of this electric power feeding additional is transformed into power, therefore, is easy to make the synchronization of each screw propeller with the propelling of overload side.
In addition,, make the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel by power recovery amount, the electric power delivery volume of control Y-axis electrical generator.
In described steam turbine vessel, preferably be connected with electrical generator on advancing with turbine described first, be connected with electrical motor described second on advancing with turbine, and these electrical generators and electric electromechanics connect.
According to this steam turbine vessel, when hanging down load, to advance power to reclaim by electrical generator as first of relative output surplus as electric power with turbine, and, when hanging down load, advance power-supply change-over to become power with supplying with, thus, be easy to make the synchronization of first screw propeller and second screw propeller with turbine bonded assembly electrical motor with second of relative output deficiency.
By controlling first propelling with the power recovery amount of the electrical generator of turbine with to the second electric power delivery volume that advances with the electrical motor of turbine, make the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
In addition, owing to do not adopt the shaft generator of high price, but adopt less expensive electrical generator and electrical motor, so, realize the further reduction of manufacturing cost.
In described steam turbine vessel, further preferably on advancing with turbine with turbine and described second, described first propelling is connected with electrical generator respectively.
According to this steam turbine vessel, the rotating speed of the rotating speed of first screw propeller and second screw propeller synchronously, be to obtain (carrying out) by the load of adjusting each electrical generator, so, dump power beyond the synchronous needed electric power can be used as power supply in the ship of the driving power that is arranged on the auxiliary engine class in the engine room or ship intraoral illumination etc. and consumes (utilization), correspondingly, can be reduced to the output of the power generation assembly (for example, main generator or subsidiary generator etc.) that other purposes prepare.In addition, by controlling the first power recovery amount and the second power recovery amount that advances with the electrical generator of turbine that advances with the electrical generator of turbine, make the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
In described steam turbine vessel, further preferably be connected with auxiliary turbine on advancing with turbine described second.
According to this steam turbine vessel, owing to be connected with auxiliary turbine on advancing with turbine described second, thereby, second advances the load ratio first with turbine to advance under the situation low with turbine when the low output of driving engine, by making auxiliary turbine work, the driving output of second screw propeller can be replenished, the synchronous of first screw propeller and second screw propeller can be realized.In addition,, the rotating speed of relative first screw propeller of second screw propeller is is relatively increased and decreased, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel by controlling the output of auxiliary turbine.
In described steam turbine vessel, further preferably described first advance advance with turbine with turbine and described second on, be connected with auxiliary turbine respectively.
According to this steam turbine vessel, by adjusting described first propelling is advanced with the output difference of turbine and the output of connected described auxiliary turbine respectively with turbine and second, be easy to make the rotation of first screw propeller and second screw propeller synchronous.
By controlling first output and second output that advances with the auxiliary turbine of turbine that advances with the auxiliary turbine of turbine, make the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
Steam turbine vessel of the present invention, first propelling advances with turbine with turbine and second and disposes along the beam direction, this first advance with turbine only by advance with high-pressure turbine with advance with in the pressure turbine constitute, this second propelling is disposed to advance with low-pressure turbine and retreat on an axle with turbine and is used turbine, and, make the rotation of first screw propeller by described first propelling with turbine, advance with turbine by described second to make the rotation of second screw propeller.
According to steam turbine vessel of the present invention, make two screw propellers rotations by two (two groups) turbines that dispose side by side along the beam direction.Thus, can realize having the steam turbine vessel of two screw propellers.
In addition, owing to first propelling only is made of high-pressure turbine and middle pressure turbine with turbine, so, can shorten shaft length, make the design of main frame easy.
In addition, in this structure, equally also kept when low load mainly by the high-voltage section acting, the characteristic of the steam turbine that the ratio of low voltage section acting amount increases gradually is constant along with rising gradually of load, so, need additional the propelling with turbine and second first to advance the structure of revising usefulness with the output bias that produces between the turbine by the output that changes driving engine.
In described steam turbine vessel, preferred described first advances to advance with turbine and described second and uses turbine, via a plurality of gear mechanism link together, and, be connected with electrical generator on one of described gear.
According to this steam turbine vessel, the rotating speed of the rotating speed of first screw propeller and second screw propeller synchronously, all the time advance with the turbomachinery ground a plurality of gears acquisitions of bonded assembly (adjustment) by advancing with turbine and second described first, so, all electric power that electrical generator produces, can be used as current consumption (utilization) in the ship of the driving power that is arranged on the auxiliary engine class in the engine room or ship intraoral illumination etc., correspondingly, can be reduced to the output of the power generation assembly (for example, main generator or subsidiary generator etc.) that other purposes prepare.
In described steam turbine vessel, further preferably be connected with to retreat on advancing with turbine and use turbine described first, be connected with auxiliary turbine in described second propelling on turbine.
According to this steam turbine vessel use turbine owing to need not advance to retreat first with configuration on turbine coaxial, so, can reduce first and advance the axial length of using turbine, further reduce engine room interior the space is set.
In addition, owing to be connected with auxiliary turbine on advancing with turbine described second, thereby, when the low output of driving engine, under the low situation of the export ratio of the second propelling usefulness turbine, by making auxiliary turbine work, can increase the driving output of second screw propeller, realize the synchronous of first screw propeller and second screw propeller.By controlling the output of auxiliary turbine, the rotating speed of relative first screw propeller of second screw propeller is is relatively increased and decreased, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
Steam turbine vessel of the present invention, first propelling advances with turbine with turbine and second and disposes along the beam direction, this first advance with turbine on an axle, dispose advance with high-pressure turbine, advance with in press turbine, advance with low-pressure turbine and retreat and use turbine, this second advance with turbine on an axle, dispose advance with high-pressure turbine, advance with in press turbine, advance with low-pressure turbine and retreat and use turbine, and, make the rotation of first screw propeller by described first propelling with turbine, advance with turbine by described second to make the rotation of second screw propeller.
According to steam turbine vessel of the present invention, make two screw propellers rotations by two (two groups) turbines that dispose side by side along the beam direction.Thus, can realize having the steam turbine vessel of two screw propellers.
In addition, described first propelling advances with turbine and described second and uses turbine, and load characteristic is equal to, so, realize the synchronous of first screw propeller and second screw propeller at an easy rate.
By controlling first output and second output that advances with turbine that advances with turbine, make the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
In described steam turbine vessel, further preferably with the described first screw propeller bonded assembly tween drive shaft and with the described second screw propeller bonded assembly tween drive shaft on, be connected with shaft generator respectively, and these shaft generators link together in the mode that can carry out the electricity exchange each other.
According to this steam turbine vessel, each shaft generator for example, without speed increaser, but is directly installed on the tween drive shaft, therefore, can not want speed increaser, reduces the space that is provided with in the engine room.
In addition, owing to can not want speed increaser, so, reduce component number, can realize the low expensed of the maintenance expense that mainteinance repair needed when (decomposing assembling), shorten the needed production time of mainteinance repair, realize the minimization in the needed maintenance of mainteinance repair space.
In described steam turbine vessel, further preferred described advance with in pressure turbine and described to advance with low-pressure turbine be reheat turbine.
Because driving engine is carried out thermal cycle again, so, can raise the efficiency significantly, reduce the bunkerage or the use cost of boats and ships.
According to steam turbine vessel of the present invention, can realize the effect of two axiation.
Description of drawings
Fig. 1 is the general view of the first embodiment main portion of expression steam turbine vessel of the present invention.
Fig. 2 is the general view of the second embodiment main portion of expression steam turbine vessel of the present invention.
Fig. 3 is the general view of the 3rd embodiment main portion of expression steam turbine vessel of the present invention.
Fig. 4 is the general view of the 4th embodiment main portion of expression steam turbine vessel of the present invention.
Fig. 5 is the general view of the 5th embodiment main portion of expression steam turbine vessel of the present invention.
Fig. 6 is the general view of the 6th embodiment main portion of expression steam turbine vessel of the present invention.
Fig. 7 is the general view of the 7th embodiment main portion of expression steam turbine vessel of the present invention.
Fig. 8 is the general view of the 8th embodiment main portion of expression steam turbine vessel of the present invention.
Fig. 9 is the general view of the 9th embodiment main portion of expression steam turbine vessel of the present invention.
Description of reference numerals
1: steam turbine vessel, 2: larboard machine (the second propelling turbine), 3: starboard engine (the first propelling turbine), 4: advance and use low-pressure turbine, 5: retreat and use turbine, 6: advance and use high-pressure turbine, 7: advance with in press turbine, 12: screw propeller, 17: shaft generator, 21: steam turbine vessel, 31: steam turbine vessel, 32: electrical motor, 33: electrical generator, 41: steam turbine vessel, 51: steam turbine vessel, 52: starboard engine (the first propelling turbine), 53a: the 3rd middle gear (gear), 53b: the 3rd middle gear (gear), 53c: the 3rd middle gear (gear), 53d: the 3rd middle gear (gear), 61: steam turbine vessel, 62: auxiliary turbine, 71: steam turbine vessel, 81: steam turbine vessel, 91: steam turbine vessel, 92: larboard machine (the second propelling turbine), 93: starboard engine (the first propelling turbine).
The specific embodiment
Below, with reference to Fig. 1, first embodiment of steam turbine vessel of the present invention is described.
Fig. 1 is the general view of the steam turbine vessel main portion of present embodiment.
As shown in Figure 1, the steam turbine vessel 1 of present embodiment is made of with starboard engine (the first propelling turbine) 3 larboard machine (the second propelling turbine) 2 as the main composition key element.
In the present embodiment, described advancing with low-pressure turbine 4, described advancing with pressing turbine 7 to constitute reheat turbines in high-pressure turbine 6 and the described usefulness of advancing.
Advancing is connected via a turbine impeller (not shown) with retreating with turbine 5 with low-pressure turbine 4, by advance with in press the steam of turbine 7, flow into and advance with in the low-pressure turbine 4; By the steam with turbine 5 of retreating of starboard engine 3, flow into and retreat with in the turbine 5.Inflow is advanced with low-pressure turbine 4 and is retreated with the steam in the turbine 5, in the process of flowing, its heat energy of holding is varied to kinetic energy in through the nozzle (not shown), becomes swiftly flowing steam.This swiftly flowing vapor action makes the turbine impeller rotation on the turbine blade (not shown).Being rotated in first order retarder 8 and the second stage retarder 9 of turbine impeller slowed down, and by thrust shaft (not shown), tween drive shaft (not shown) and prop shaft 11, passes to port side screw propeller (first screw propeller) 12.The thrust of port side screw propeller 12 passes to hull by thrust baring 10, and ship is advanced.
In addition, by advancing with low-pressure turbine 4 and retreating the steam of using turbine 5, flow in the main condenser not shown in the figures (Main Condenser:M/C).
Turbine impeller is via adapter shaft 13 (or coupler not shown in the figures or joint), is connected with the first miniature gears 8a as a key element of first order retarder 8.Turbine impeller, adapter shaft 13 and the first miniature gears 8a rotate integratedly in identical direction.In addition, the first miniature gears 8a and first gear 8b engagement (meshing) as a key element of first order retarder 8.
Second largest gear 9b is connected with the thrust shaft (not shown), and second largest gear 9b, thrust shaft (not shown), tween drive shaft, prop shaft 11 and screw propeller 12 rotate integratedly in identical direction.In addition, second largest gear 9b also meshes (meshing) with the second miniature gears 9c.
The second miniature gears 9c is via adapter shaft 15, is connected with first gear 16a as a key element of speed increaser 16.The second miniature gears 9c, adapter shaft 15 and first gear 16a rotate integratedly in identical direction.In addition, first gear 16a and first miniature gears 16b engagement (meshing) as a key element of speed increaser 16.
The first miniature gears 16b is connected with the S. A. 17a of shaft generator (Shaft Generator:SG) 17 via coupler not shown in the figures or joint.The first miniature gears 16b and S. A. 17a rotate integratedly in identical direction.
Advance with high-pressure turbine 6, advance with in press turbine 7 and retreat with turbine 5, connect via a turbine impeller (not shown), advancing with high-pressure turbine 6 or retreating with in the turbine 5, there is overheater to be heated to the above superheated steam inflow of saturation temperature by main boiler not shown in the figures (Main Boiler), in the usefulness of advancing, press in the turbine 7, have by reheater not shown in the figures (Reheater) to be heated to the above superheated steam inflow of saturation temperature.Inflow is advanced with pressing turbine 7 in high-pressure turbine 6, the usefulness of advancing and retreating with the steam in the turbine 5, in the process of flowing, its heat energy of holding is varied to kinetic energy in through the nozzle (not shown), becomes swiftly flowing steam.This swiftly flowing vapor action makes the turbine impeller rotation on the turbine blade (not shown).Being rotated in first order retarder 8 and the second stage retarder 9 of turbine impeller slowed down, and via thrust shaft (not shown), tween drive shaft (not shown) and prop shaft 11, passes to starboard side screw propeller (second screw propeller) 12.The thrust of starboard side screw propeller 12 passes to hull by thrust baring 10, and ship is advanced.
In addition, by advancing, return reheater and be heated with the steam in the high-pressure turbine 6.
Turbine impeller is via adapter shaft 13 (or coupler not shown in the figures or joint), is connected with the first miniature gears 8a as a key element of first order retarder 8.Turbine impeller, adapter shaft 13 and the first miniature gears 8a rotate integratedly in identical direction.In addition, the first miniature gears 8a and first gear 8b engagement (meshing) as a key element of first order retarder 8.
Second largest gear 9b is connected with the thrust shaft (not shown), and second largest gear 9b, thrust shaft (not shown), tween drive shaft (not shown), prop shaft 11 and screw propeller 12 rotate integratedly in identical direction.In addition, second largest gear 9b also meshes (meshing) with the second miniature gears 9c.
The second miniature gears 9c is via adapter shaft 15, is connected with first gear 16a as a key element of speed increaser 16.The second miniature gears 9c, adapter shaft 15 and first gear 16a rotate integratedly in identical direction.In addition, first gear 16a and first miniature gears 16b engagement (meshing) as a key element of speed increaser 16.
The first miniature gears 16b is connected with the S. A. 17a of shaft generator (ShaftGenerator:SG) 17 via coupler not shown in the figures or joint.The first miniature gears 16b and S. A. 17a rotate integratedly in identical direction.
In addition, at the larboard machine 2 that makes (port side) screw propeller 12 rotation and make on the starboard engine 3 of another (starboard side) screw propeller 12 rotations, be connected with shaft generator 17 respectively, and, these shaft generators 17 link together with can carrying out the electricity exchange each other, therefore, be easy to make the synchronization of each screw propeller 12.
The power recovery amount of the shaft generator by control starboard engine and larboard machine makes the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
With reference to Fig. 2, second embodiment of steam turbine vessel of the present invention is described.
The steam turbine vessel 21 of present embodiment, at shaft generator 17 without speed increaser 16 but to be directly installed on the tween drive shaft (not shown) this on the one hand different with described first embodiment.Other inscape is identical with described first embodiment, therefore, omits the explanation to its inscape.
In addition, identical with described first embodiment parts indicate identical mark.
According to the steam turbine vessel 21 of present embodiment, because shaft generator 17 is without speed increaser 16, but be directly installed on the tween drive shaft, therefore, can save speed increaser 16, reduce the space that is provided with in the engine room.
In addition, owing to omitted speed increaser 16, so, can reduce the component number of speed reduction gearing, realize low manufacturing costization, and, can realize lightweight.
Moreover, owing to reduced component number, so the low expensed of the maintenance expense that needs in the time of can realizing mainteinance repair (decomposition assembling) shortens the needed production time of mainteinance repair, realizes the minimization in the needed maintenance of mainteinance repair space.
Other action effect is identical with described first embodiment, therefore, has omitted the explanation to it here.
With reference to Fig. 3, the 3rd embodiment of steam turbine vessel of the present invention is described.
The steam turbine vessel 31 of present embodiment is with the described second embodiment difference: replace being installed in the shaft generator 17 on the larboard tween drive shaft, be provided with electrical motor (application of force motor) 32; Replace being installed in the shaft generator 17 on the tween drive shaft of starboard side, electrical generator 33 is set.Because other inscape is identical with described second embodiment, therefore, omit explanation to its inscape.
In addition, identical with described second embodiment parts indicate identical mark.
According to the steam turbine vessel 31 of present embodiment, even on tween drive shaft, do not install, also can realize than shaft generator 17 relatively large and high price, so, can reduce the space that is provided with in the engine room, realize the reduction of manufacturing costization.
In addition, characteristic during as low load, owing to advance with pressing the output of the starboard engine shown in the turbine 7 greater than the output of advancing in the high-pressure turbine 6 and the usefulness of advancing with the larboard machine shown in the low-pressure turbine 4, therefore, part by output that starboard engine is produced is distributed to the larboard machine, can realize screw propeller 12 synchronously.
The power recovery amount and the electric power delivery volume of the electrical motor of machine aport of the electrical generator by the control starboard engine make the rotation speed change of left and right sides screw propeller, also can expect the additional function of the steering wheel of the direct of travel that it has the change steam turbine vessel.
Other action effect is identical with described second embodiment, therefore, omits the explanation to it here.
With reference to Fig. 4, the 4th embodiment of steam turbine vessel of the present invention is described.
The steam turbine vessel 41 of present embodiment is with the difference of described the 3rd embodiment: replace electrical motor 32, electrical generator 33 is set.Other inscape is identical with described the 3rd embodiment, therefore, omits the explanation to its inscape.
In addition, identical with described the 3rd embodiment parts indicate identical mark.
The power recovery amount of the power recovery amount of electrical generator by the control starboard engine and the electrical generator of larboard machine makes the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
Other action effect is identical with described the 3rd embodiment, therefore, omits the explanation to it here.
With reference to Fig. 5, the 5th embodiment of steam turbine vessel of the present invention is described.
The steam turbine vessel 51 of present embodiment is with the difference of described the 4th embodiment: replace starboard engine 3, starboard engine (first advance use turbine) 52 is set, second stage retarder 9 is each other via 53 connections (combination) of third stage retarder.Other inscape is identical with described the 4th embodiment, therefore, omits the explanation to its inscape.
In addition, identical with described the 4th embodiment parts indicate identical mark.
Advance with high-pressure turbine 6 with advance with in press turbine 7 to be connected via a turbine impeller (not shown), advancing with in the high-pressure turbine 6, there is overheater to be heated to the above superheated steam inflow of saturation temperature by main boiler not shown in the figures (Main Boiler), in the usefulness of advancing, press in the turbine 7, have by reheater not shown in the figures (Reheater) to be heated to the above superheated steam inflow of saturation temperature.Inflow is advanced with the steam of pressing in high-pressure turbine 6, the usefulness of advancing in the turbine 7, in the process of flowing, its heat energy of holding is varied to kinetic energy in through the nozzle (not shown), becomes swiftly flowing steam.This swiftly flowing vapor action makes the turbine impeller rotation on the turbine blade (not shown).Being rotated in first order retarder 8 and the second stage retarder 9 of turbine impeller slowed down, and via thrust shaft (not shown), tween drive shaft (not shown) and prop shaft 11, passes to starboard side screw propeller 12.The thrust of starboard side screw propeller 12 passes to hull from thrust baring 10, and ship is advanced.
In addition, retreating of larboard machine 2, there is overheater to be heated to the above superheated steam inflow of saturation temperature by main boiler not shown in the figures (MainBoiler) with in the turbine 5.
The second miniature gears 9a is via adapter shaft 54, is connected with third pinion 53a as a key element of third stage retarder 53.The first gear 8b of the second miniature gears 9a, adapter shaft 14, first order retarder 8, adapter shaft 54 and the 3rd middle gear (gear) 53a rotate integratedly in identical direction.In addition, the 3rd middle gear 53a and the 3rd middle gear (gear) 53b engagement (meshing) as a key element of third stage retarder 53.
The 3rd middle gear 53b is connected with the S. A. 33a of electrical generator 33 via coupler not shown in the figures or joint.The 3rd middle gear 53b and S. A. 33a rotate integratedly in identical direction.In addition, the 3rd middle gear 53b and the 3rd middle gear (gear) 53c engagement (meshing) as a key element of third stage retarder 53.
The 3rd middle gear 53c and the 3rd middle gear (gear) 53d engagement (meshing) as a key element of third stage retarder 53.
The 3rd middle gear 53d is via adapter shaft 55, is connected with the second miniature gears 9a of the larboard key element as second stage retarder 9 of configuration.The first gear 8b of the 3rd middle gear 53d, adapter shaft 55, the second miniature gears 9a, adapter shaft 14 and first order retarder 8 rotates integratedly in identical direction.
According to the steam turbine vessel 51 of present embodiment and since do not need machine 52 astarboard coaxially go up configuration and retreat with turbine 5, so, can reduce the axial length of starboard engine 52, further reduce the space that is provided with in the engine room.
In addition, steam turbine vessel 51 according to present embodiment, owing to obtains rotating speed synchronous of the rotating speed of (adjustment) larboard machine 2 and starboard engine 52 all the time by third stage retarder 53, so, all electric power that electrical generator 33 produces can be used as current consumption (utilization) in the ship of the driving power that is arranged on the auxiliary engine class in the engine room or ship intraoral illumination etc., so, can be reduced to the output of the power generation assembly (for example, main generator or subsidiary generator etc.) that other purposes prepare.
Other action effect is identical with described the 4th embodiment, therefore, omits the explanation to it here.
With reference to Fig. 6, the 6th embodiment of steam turbine vessel of the present invention is described.
The steam turbine vessel 61 of present embodiment, be with the difference of described first embodiment: replace starboard engine 3, be provided with starboard engine 52, replace being configured in larboard shaft generator 17, be provided with auxiliary turbine (application of force turbine) 62, and, replace being configured in the shaft generator 17 of starboard side, be provided with to retreat and use turbine 5, and, shaft generator 17 is installed on each tween drive shaft.Other inscape is identical with described the 4th embodiment, therefore, omits the explanation to its inscape.
In addition, identical with described first embodiment parts indicate identical mark.
(for example be configured in larboard auxiliary turbine, export the turbine of 3 megawatts) 62, it is the actuating device of accepting to supply with, make the structure of turbine impeller (not shown) rotation from the steam of reheater not shown in the figures (Reheater), turbine impeller is via adapter shaft 63 (or coupler not shown in the figures or joint), be connected with the first miniature gears 16b as a key element of speed increaser 16, turbine impeller, adapter shaft 63 and the first miniature gears 16b rotate integratedly in identical direction.In auxiliary turbine 62, there is the superheated steam that is heated to more than the saturation temperature by reheater to flow into.Flow into the steam in the auxiliary turbine 62, in through the nozzle (not shown), in the process of flowing, its heat energy of holding is varied to kinetic energy, become swiftly flowing steam.This swiftly flowing vapor action makes the turbine impeller rotation on the turbine blade (not shown).Being rotated in the speed increaser 16 after the speedup of turbine impeller slowed down in second stage retarder 9, via thrust shaft (not shown), tween drive shaft (not shown) and prop shaft 11, passes to port side screw propeller 12.The thrust of port side screw propeller 12 passes to hull by thrust baring 10, and ship is advanced.
In addition, the steam by in the auxiliary turbine 62 flows in the main condenser (MainCondenser:M/C) not shown in the figures.
Be configured in the retreating with turbine 5 of starboard side,, be connected with the first miniature gears 16b as a key element of speed increaser 16 via adapter shaft 64 (or coupler not shown in the figures or joint).This turbine impeller, adapter shaft 64 and the first miniature gears 16b rotate integratedly in identical direction.
In addition, be configured in and larboardly retreat with turbine 5 and be configured in the retreating of starboard side with in the turbine 5, there is overheater to be heated to the above superheated steam inflow of saturation temperature respectively by main boiler not shown in the figures (Main Boiler), by retreating, flow into respectively in the main condenser not shown in the figures (MainCondenser:M/C) with the steam in the turbine 5.
In addition, on the larboard machine 2 that makes 12 rotations of (port side) screw propeller, be connected with auxiliary turbine 62, thereby, the driving output that can further improve (port side) screw propeller 12.
Moreover, with (port side) screw propeller 12 bonded assembly tween drive shafts and with another (starboard side) screw propeller 12 bonded assembly tween drive shafts on, be connected with shaft generator 17 respectively, and, these shaft generators 17 link together with can carrying out the electricity exchange each other, therefore, be easy to make the synchronization of each screw propeller 12.
By controlling the output of auxiliary turbine, the rotating speed of the relative starboard engine of larboard machine is is relatively increased and decreased, the perhaps exchange of the electric power of the shaft generator by control starboard engine and larboard machine, make the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
Moreover, since do not need machine 52 astarboard coaxially go up configuration and retreat with turbine 5, so, can reduce the axial length of starboard engine 52, further reduce the space that is provided with in the engine room.
With reference to Fig. 7, the 7th embodiment of steam turbine vessel of the present invention is described.
The steam turbine vessel 71 of present embodiment is with the difference of described the 6th embodiment: replace starboard engine 52, be provided with starboard engine 3, omit and be configured in the speed increaser 16 of starboard side and retreat with turbine 5.Other inscape is identical with described the 6th embodiment, therefore, and in the explanation of this omission to its inscape.
In addition, identical with described the 6th embodiment parts indicate identical mark.
In addition, on the larboard machine 2 that makes 12 rotations of (port side) screw propeller, be connected with auxiliary turbine 62, thereby, the driving output that can further improve (port side) screw propeller 12.
Moreover, with (port side) screw propeller 12 bonded assembly tween drive shafts and with another (starboard side) screw propeller 12 bonded assembly tween drive shafts on, be connected with shaft generator 17 respectively, and, these shaft generators 17 link together with can carrying out the electricity exchange each other, therefore, be easy to make the synchronization of each screw propeller 12.
By controlling the output of auxiliary turbine, the rotating speed of the relative starboard engine of larboard machine is is relatively increased and decreased, the perhaps exchange of the electric power of the shaft generator by control starboard engine and larboard machine, make the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
Moreover, do not use turbine 5 owing to do not need to be configured in the speed increaser 16 of starboard side and retreat, so, the space that is provided with in the engine room reduced.
In addition, owing to do not need speed increaser 16 and retreat to use turbine 5, so, can reduce component number, realize the reduction of manufacturing costization, can realize lightweight.
Moreover, owing to reduced component number, so the low expensed of the maintenance expense that needs in the time of can realizing mainteinance repair (decomposition assembling) shortens the needed production time of mainteinance repair, realizes the minimization in the needed maintenance of mainteinance repair space.
With reference to Fig. 8, the 8th embodiment of steam turbine vessel of the present invention is described.
The steam turbine vessel 81 of present embodiment is with the difference of described the 6th embodiment: replace starboard engine 52, be provided with starboard engine 3, replace being configured in retreating with turbine 5 of starboard side, be provided with auxiliary turbine 62.Other inscape is identical with described the 6th embodiment, therefore, and in the explanation of this omission to its inscape.
In addition, identical with described the 6th embodiment parts indicate identical mark.
In addition, at the larboard machine 2 that makes (port side) screw propeller 12 rotation and make on the starboard engine 3 of another (starboard side) screw propeller 12 rotations, be connected with auxiliary turbine 62 respectively, thereby, the driving output that can further improve each screw propeller 12.
Moreover, with (port side) screw propeller 12 bonded assembly tween drive shafts and with another (starboard side) screw propeller 12 bonded assembly tween drive shafts on, be connected with shaft generator 17 respectively, and, these shaft generators 17 link together with can carrying out the electricity exchange each other, therefore, be easy to make the synchronization of each screw propeller 12.Output by the auxiliary turbine about control, the rotating speed of the relative starboard engine of larboard machine is is relatively increased and decreased, the perhaps exchange of the electric power of the shaft generator by control starboard engine and larboard machine, make the rotation speed change of left and right sides screw propeller, can expect that also it has the additional function of the steering wheel of the direct of travel that changes steam turbine vessel.
With reference to Fig. 9, the 9th embodiment of steam turbine vessel of the present invention is described.
As shown in Figure 9, the steam turbine vessel 91 of present embodiment is that main key element constitutes by larboard machine (second propelling turbine) 92 and starboard engine (the first propelling turbine) 93.
Advance with low-pressure turbine 4, retreat, advance with pressing turbine 7 to connect in the high-pressure turbine 6 and the usefulness of advancing via a turbine impeller (not shown) with turbine 5, advancing with high-pressure turbine 6, retreating with in the turbine 5, there is overheater to be heated to the above superheated steam inflow of saturation temperature by main boiler not shown in the figures (Main Boiler), by advancing, flow in the reheater (Reheater) not shown in the figures with the steam in the high-pressure turbine 6.By retreating, flow in the main condenser not shown in the figures (Main Condenser:M/C) with the steam in the turbine 5.In addition, advance with in press in the turbine 7, have steam to flow into by reheater, by advance with in press steam in the turbine 7, flow into and advance with in the low-pressure turbine 4, by advancing, flow in the main condenser not shown in the figures with the steam in the low-pressure turbine 4.Inflow is advanced with low-pressure turbine 4, retreats with turbine 5, is advanced with the steam of pressing in high-pressure turbine 6, the usefulness of advancing in the turbine 7, in the process of flowing, its heat energy of holding is varied to kinetic energy in through the nozzle (not shown), becomes swiftly flowing steam.This swiftly flowing vapor action makes the turbine impeller rotation on the turbine blade (not shown).Being rotated in first order retarder 8 and the second stage retarder 9 of turbine impeller slowed down, and via thrust shaft (not shown), tween drive shaft (not shown) and prop shaft 11, passes to port side screw propeller 12.The thrust of port side screw propeller 12 passes to hull from thrust baring 10, and ship is advanced.
In addition, with (port side) screw propeller 12 bonded assembly tween drive shafts and with another (starboard side) screw propeller 12 bonded assembly tween drive shafts on, be connected with shaft generator 17 respectively, and, these shaft generators 17 link together with carrying out the electricity exchange each other, therefore, be easy to make the synchronization of each screw propeller 12.The perhaps exchange of the electric power of the shaft generator by control starboard engine and larboard machine makes the rotation speed change of left and right sides screw propeller, also can expect the additional function of the steering wheel of the direct of travel that it has the change steam turbine vessel.
Moreover, make the larboard machine 92 of (port side) screw propeller 12 rotations and the starboard engine 93 of another (starboard side) screw propeller 12 rotations can be controlled respectively individually, thereby, can improve controlled.
In addition, the present invention is not limited to described embodiment, can described embodiment combination with one another be implemented according to suitable requirement, in addition, in the scope that does not break away from technological thought of the present invention, can be out of shape, change enforcement to each embodiment.
Claims (15)
1. steam turbine vessel, it is characterized in that, first propelling advances with turbine with turbine and second and disposes along the beam direction, this first advance with turbine on an axle, dispose advance with high-pressure turbine, advance with in pressure turbine and retreat and use turbine, second propelling is disposed to advance with low-pressure turbine and retreat on an axle with turbine and is used turbine, and, make the rotation of first screw propeller by described first propelling with turbine, advance with turbine by described second to make the rotation of second screw propeller.
2. steam turbine vessel according to claim 1 is characterized in that, on described first propelling advances with turbine with turbine and described second, be connected with shaft generator respectively, and these shaft generators connects in the mode that can carry out the electricity exchange each other.
3. steam turbine vessel according to claim 1 is characterized in that, is connected with electrical generator described first on advancing with turbine, be connected with electrical motor described second on advancing with turbine, and described electrical generator and described electric electromechanics connects.
4. steam turbine vessel according to claim 1 is characterized in that, on described first propelling advances with turbine with turbine and described second, is connected with electrical generator respectively.
5. steam turbine vessel according to claim 1 is characterized in that, is connected with auxiliary turbine described second on advancing with turbine.
6. steam turbine vessel according to claim 1 is characterized in that, on described first propelling advances with turbine with turbine and described second, is connected with auxiliary turbine respectively.
7. steam turbine vessel, it is characterized in that, first propelling advances with turbine with turbine and second and disposes along the beam direction, this first advance with turbine only by advance with high-pressure turbine and advance with in the pressure turbine constitute, this second propelling is disposed to advance with low-pressure turbine and retreat on an axle with turbine and is used turbine, and, make the rotation of first screw propeller by described first propelling with turbine, advance with turbine by described second to make the rotation of second screw propeller.
8. steam turbine vessel according to claim 7 is characterized in that, described first advances to advance with turbine and described second and use turbine, via a plurality of gear mechanism link together, and, on of described gear, be connected with electrical generator.
9. steam turbine vessel according to claim 7 is characterized in that, is connected with to retreat on advancing with turbine described first and use turbine, is connected with auxiliary turbine in described second propelling on turbine.
10. steam turbine vessel, it is characterized in that, first propelling advances with turbine with turbine and second and disposes along the beam direction, this first propelling is disposed to advance on an axle with turbine and is used high-pressure turbine, advance with in press turbine, advance with low-pressure turbine and retreat and use turbine, this second propelling is disposed to advance on an axle with turbine and is used high-pressure turbine, advance with in press turbine, advance with low-pressure turbine and retreat and use turbine, and, make the rotation of first screw propeller by described first propelling with turbine, advance with turbine by described second to make the rotation of second screw propeller.
11. steam turbine vessel according to claim 2 is characterized in that, is connected with auxiliary turbine described second on advancing with turbine.
12. steam turbine vessel according to claim 2 is characterized in that, on described first propelling advances with turbine with turbine and described second, is connected with auxiliary turbine respectively.
13. according to each described steam turbine vessel in the claim 1,5,6,7,9,10,11,12, it is characterized in that, with the described first screw propeller bonded assembly tween drive shaft and with the described second screw propeller bonded assembly tween drive shaft on, be connected with shaft generator respectively, and these shaft generators link together in the mode that can carry out the electricity exchange each other.
14. according to each described steam turbine vessel of claim 1～12, it is characterized in that, described advance with high-pressure turbine, described advance with in press turbine and described advancing to constitute reheat turbine with low-pressure turbine.
15. steam turbine vessel according to claim 13 is characterized in that, described advance with high-pressure turbine, described advance with in press turbine and described advancing to constitute reheat turbine with low-pressure turbine.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP224207/07 | 2007-08-30 | ||
| JP2007224207A JP5030710B2 (en) | 2007-08-30 | 2007-08-30 | Steam turbine ship |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101376430A true CN101376430A (en) | 2009-03-04 |
| CN101376430B CN101376430B (en) | 2011-06-01 |
Family
ID=40420181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101997864A Expired - Fee Related CN101376430B (en) | 2007-08-30 | 2007-12-27 | Steam turbine vessel |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5030710B2 (en) |
| KR (1) | KR100950620B1 (en) |
| CN (1) | CN101376430B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103069691A (en) * | 2010-12-27 | 2013-04-24 | 三菱重工业株式会社 | Generator and power plant |
| CN103380056A (en) * | 2011-02-25 | 2013-10-30 | 三菱重工业株式会社 | Steam turbine driving machine, and ship and gas liquefaction apparatus each equipped with steam turbine driving machine |
| CN103502093A (en) * | 2011-10-11 | 2014-01-08 | 三菱重工业株式会社 | Ship propulsion system and ship with same |
| CN113557196A (en) * | 2019-03-15 | 2021-10-26 | 三菱重工船用机械株式会社 | Floating body type equipment and manufacturing method thereof |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5588146B2 (en) * | 2009-10-23 | 2014-09-10 | 川崎重工業株式会社 | Marine steam turbine equipment |
| JP2011132878A (en) * | 2009-12-24 | 2011-07-07 | Mitsubishi Heavy Ind Ltd | Propulsion device and ship equipped with the same |
| JP5433539B2 (en) * | 2010-09-22 | 2014-03-05 | 三菱重工業株式会社 | Marine propulsion system and ship equipped with the same |
| JP2012132380A (en) * | 2010-12-22 | 2012-07-12 | Mitsubishi Heavy Ind Ltd | Marine low pressure turbine casing |
| JP5675928B2 (en) * | 2013-10-15 | 2015-02-25 | 三菱重工業株式会社 | Ship integrated control apparatus and ship equipped with the same |
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| JP3253995B2 (en) * | 1991-11-19 | 2002-02-04 | 三菱重工業株式会社 | Marine propulsion device |
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- 2007-08-30 JP JP2007224207A patent/JP5030710B2/en not_active Expired - Fee Related
- 2007-12-26 KR KR1020070137491A patent/KR100950620B1/en active IP Right Grant
- 2007-12-27 CN CN2007101997864A patent/CN101376430B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103069691A (en) * | 2010-12-27 | 2013-04-24 | 三菱重工业株式会社 | Generator and power plant |
| CN103069691B (en) * | 2010-12-27 | 2015-09-02 | 三菱重工业株式会社 | Generator and generating equipment |
| US9163546B2 (en) | 2010-12-27 | 2015-10-20 | Mitsubishi Heavy Industries, Ltd. | Power generator power generation facility |
| US9490680B2 (en) | 2010-12-27 | 2016-11-08 | Mitsubishi Heavy Industries, Ltd. | Power generator power generation facility |
| CN103380056A (en) * | 2011-02-25 | 2013-10-30 | 三菱重工业株式会社 | Steam turbine driving machine, and ship and gas liquefaction apparatus each equipped with steam turbine driving machine |
| CN103502093A (en) * | 2011-10-11 | 2014-01-08 | 三菱重工业株式会社 | Ship propulsion system and ship with same |
| CN103502093B (en) * | 2011-10-11 | 2016-10-26 | 三菱重工业株式会社 | Marine propulsion system and possess the boats and ships of this marine propulsion system |
| CN113557196A (en) * | 2019-03-15 | 2021-10-26 | 三菱重工船用机械株式会社 | Floating body type equipment and manufacturing method thereof |
| CN113557196B (en) * | 2019-03-15 | 2024-02-13 | 三菱重工船用机械株式会社 | Floating type device and method for manufacturing floating type device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5030710B2 (en) | 2012-09-19 |
| JP2009056868A (en) | 2009-03-19 |
| CN101376430B (en) | 2011-06-01 |
| KR20090023003A (en) | 2009-03-04 |
| KR100950620B1 (en) | 2010-04-01 |
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Granted publication date: 20110601 |