CN104404936A - Reconstruction scheme from Three-Gorges ship passing equipment to 2I buoy breakwater net double-gate 200-million tons ship lock - Google Patents
Reconstruction scheme from Three-Gorges ship passing equipment to 2I buoy breakwater net double-gate 200-million tons ship lock Download PDFInfo
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- CN104404936A CN104404936A CN201410607973.1A CN201410607973A CN104404936A CN 104404936 A CN104404936 A CN 104404936A CN 201410607973 A CN201410607973 A CN 201410607973A CN 104404936 A CN104404936 A CN 104404936A
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- Prior art keywords
- ship
- gate
- lock
- buoy
- energy dissipating
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02C—SHIP-LIFTING DEVICES OR MECHANISMS
- E02C1/00—Locks or dry-docks; Shaft locks, i.e. locks of which one front side is formed by a solid wall with an opening in the lower part through which the ships pass
- E02C1/08—Arrangements for dissipating the energy of the water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02C—SHIP-LIFTING DEVICES OR MECHANISMS
- E02C1/00—Locks or dry-docks; Shaft locks, i.e. locks of which one front side is formed by a solid wall with an opening in the lower part through which the ships pass
Abstract
The invention relates to a reconstruction scheme from Three-Gorges ship passing equipment to a 2I buoy breakwater net double-gate 200 million tons ship lock, which belongs to the technical field of traffic transport and hydraulics. The scheme comprises a I-grade ship lock and single-stage double wires, length of a water head is 113 meters, the double gate is firstly arranged at a downstream gate, average lifting speed of water surface of a lock chamber is 0.28m/s, and annual throughput is 200-million tons. The buoy breakwater net integrates watering, sluicing, water supplementing system and an energy-dissipating breakwater safety guarantee facility. The ship lock can realize rapid boat elevating work by employing a mode that left and right lock chambers enable water mutual delivery through dispersion of short gallery next door, then water supplementing and sluicing are combined, an energy dissipating grid, an energy dissipating chamber, an energy dissipating base plate and the buoy breakwater net are controlled and combined through multi-gallery multi-gate grading to realize safe work, annual throughput of 200 million tons can be realized through upper and down operation without zero load. Perspectiveness of Three-Gorges ship passing equipment and five-grade ship lock is insufficient, independent innovation is insufficient, the scheme brings forward that the water head is great than 40m in single-stage double-line ship lock construction, so that the technology support can be provided for unblocking of the Three Gorges ship lock.
Description
Technical field
Ship lock, communications and transportation, hydrodynamic technology field.
Background technology
Double-line five-grade ship lock design year throughput in Three Gorges is 100,000,000 tons, within 2011, reach 1.003 hundred million tons, within 19 years, reach design handling capacity in advance, within 2014,1.1 hundred million tons will be reached, be in saturation state, and limited space of taping the latent power (Ministry of Communications: " Three Gorges Ship Lock shifts to an earlier date 19 years saturated limited spaces of taping the latent power " on 05 23rd, 2014, The Beijing News).1.1 hundred million tons of 2014 is not unimpeded data, but the result after stifled ship., just there is stifled ship in 2004 in Three Gorges Ship Lock navigation in 2003: " waiting time for lockage is once the longest, has allowed more than 900 roll-on-roll-off ship wait whole 5 days 5 nights, and cause some fresh goods such as fruit, meat to go bad, indivedual ship thus reimbursement of damages is disposable up to more than 30,000 yuan.Some truck men are worried that the goods on car is stolen and are robbed, and all day keeps car and goods whole night, can not at will walk about." (www.xinhuanet.com: " whether Three Gorges Ship Lock can become Changjiang River Golden Channe " bottleneck " " 2004-10-20).Long under the pressure of stifled ship waiting time for lockage, part lorry is sought highway and is detoured, and the part owner of cargo seeks railway transportation.If unimpeded, within 2014, throughput is not just 1.1 hundred million tons, but more.
" ship lock general arrangement specification " 3.3.3. (3): " head > 40m adopts two-stage or multilift lock " has become the obstacle of technological progress." two-stage or multilift lock " has the shortcomings such as water wasting, time-consuming, unloaded, throughput is low, single-stage double lock has fast, economize on water, nothing is unloaded, throughput advantages of higher, in view of Yangtze River Gorges shipping present situation, the research of technique problem that the single-stage double lock that must propose head > 40m is built.Become and then lead to, take comprehensive water-carriage system and energy dissipating wave absorption mode, lower gate is taked suitably to reduce stress surface and double-gate design, head > 40m can be solved and pressure, shock problem that facility and boats and ships are caused, high water head is utilized to realize fast and safely being elevated ship operation, promote that relevant " specification " clause upgrades, Promote Technology.
Summary of the invention
Building Three Gorges ship lifts year throughput about 0.2 hundred million tons, off-duty is first saturated, has become Changjiang River Golden Channe " bottleneck ".In view of the superior geographical position of Three Gorges ship lifts and foundation construction, proposing Three Gorges ship lifts reconstruction according to " ship lock general arrangement specification " and " conveyance system design specification " etc. is 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock schemes.
1, the implication of 2I:
2I buoy wave absorption net double-gate 200,000,000 tons of ship lock are I level ship lock, single-stage two-wire.Master data is: head 113m.Lock chamber (1) long 280m, wide 34m, depth of water 6m; Energy dissipating base plate (6) under water, the long 280m of energy dissipating base plate, wide 34m, thick 1m; Energy dissipating room (9) under energy dissipating base plate, the long 280m in energy dissipating room, wide 34m, high 1.8m.Two lock chamber next door (5) long 280m, thick 12m.
2, the implication of buoy wave absorption net:
Buoy wave absorption net is, and to be background with head 113m comprehensively pour water, sluice, water charging system and energy dissipating wave absorption safety guarantee facility.
Pour water, sluice, moisturizing: up and down energy dissipating room each other, energy dissipating room, cable brake room, adopt two lock chamber next door short gallery irrigation by stages modes, if the steel pipe Inlet and outlet water gallery of 56 diameter 1.8m, be gate (7) between the two short gallerys in lock chamber next door, intake-outlet establishes energy dissipating grid (8).Energy dissipating room has depth of water 8.8m.Starting gate, descending lock chamber sluices to up lock chamber, and down bound vessel carries out falling ship operation, and upriver boat carries out rising ship operation.The next door short gallery gated outlet gross area is greater than 1% of energy dissipating base areas, and the energy dissipating base plate delivery port gross area is greater than 10% of energy dissipating base areas.56 gates controlled successively to open in 112 seconds, reached the steady rising or falling speed of the average 0.28m/s of the water surface.
Up-downgoing head disappears, and closes the short gallery gate in next door.Water charging system opened by up lock chamber, and drainage system opened by descending lock chamber.Water supplement port is located at above 25m, 35m, 45m, 55m, 65m place of lowest water level, lock chamber antetheca downstream, often arranging 16 diameters is 1.8m culvert, up-downgoing lock chamber head disappears, after closing the short gallery gate in next door, open water charging system with the speeds control in a hole per second, carry out steadily rising ship operation fast.Water charging system utilizes depth of water energy dissipating, and the water supplement port opening time will control to be greater than 10m in the depth of water.Discharge opening has two places, is located at the above 0.2m place of lowest water level, lock chamber sidewall downstream and energy dissipating room antetheca respectively.0.2m place discharge opening establishes 28 holes, high, wide 2.5m, and up-downgoing lock chamber head disappears, and all open with the speed in a hole per second after closing next door short gallery gate, leaked oil gets around approach channel and water is leaked into the Changjiang river.The setting of 0.2m place discharge opening is to prevent the inertia ultra low water level formed that sluices, making safety of ship steady at the end.Up-downgoing lock chamber head is opened energy dissipating room sluice gate after disappearing and closing the short gallery gate in next door and is sluiced (10), and this discharge opening predominant use is cleaning energy dissipating room silt, is approach channel moisturizing, sluices in right amount.
The design lock chamber water surface average rising or falling speed is 0.28m/s, and lifting disc despatch is 400 seconds, the ship lockage time be 36 points 40 seconds.
This ship lock designs for two-wire, rises the water of ship operation 50% from falling ship operation.Current are undertaken falling ship operation by energy dissipating base plate, energy dissipating room, energy dissipating grid, the short gallery gate in next door, energy dissipating room; Enter lock chamber carry out rising ship operation through another energy dissipating grid, energy dissipating room, energy dissipating base plate again; Head disappears and closes the short gallery gate in next door, energy dissipating room, opens benefit, sluice gate, for rising ship operation moisturizing, sluices for falling ship operation.Mend most high water head < 56.5m when sluicing.Utilize delivery port energy dissipating grid and the depth of water energy dissipating during moisturizing, during sluicing, utilize the energy dissipating of water inlet energy dissipating grid.Because head is high, flow large, when benefit, sluicing, lock chamber can produce eddy current fluctuation, and traditional energy-dissipating installation is invalid, therefore, adopts buoy wave absorption net energy dissipating wave absorption, realizes being elevated ship operation safely.
Buoy wave absorption net is made up of mooring dolphin (2), buoy (3), wave absorption spacer screen (4), and the dispersion of buoy slide block is embedded in two walls about ship railway carriage or compartment, and buoy slider top exceeds water surface 2.5m, and buoy slide block establishes mooring dolphin.Wave absorption spacer screen is long by 279,8m, wide 33.8m.Wave absorption spacer screen is connected with buoy slide block.Wave absorption spacer screen distance water surface 5.9m.Wave absorption spacer screen adopts the collocation of net material, sheet material to manufacture.Net material adopts the establishment of double-layer stainless steel steel wire.Utilize the flexibility of net material and the rigidity of sheet material, couple hardness with softness, reach the object of abatement water surface eddy current fluctuation.Buoy is as bank, and wave absorption spacer screen is as bottom navigation channel, and buoy wave absorption net comes back to people's one and sees bank, the sense of security seen the bottom of bowing.
3, the implication of double-gate
The upper gate working environment of the program is identical with Three Gorges five-cascaded ship lock upper gate working environment, and technical requirements is identical.Lower gate faces 113m head, different from Three Gorges Pyatyi gate working environment, and technical requirements is different.If Three Gorges five-cascaded ship lock lower gate is wall with gate, sluice gate, gate, downstream wall are equally large, and downstream static pressure is all pressed on gate.The program is not wall with gate, and sluice gate is only 1/10th of downstream wall, and its starting point is suitably reducing sluice gate stress surface, suitably reinforces on gate.A: sluice gate is fillet, suitably reduces sluice gate by the mode of movable mast.According to " inland navigation standard ", the navigation channel of navigation 3000 tonnes of boats and ships is I level navigation channel, and I level navigation channel crossing bridge navigation clear height should not be less than 18 meters.This standard comprises mast.As " expert thinks, more than the 2000-3000 tonne of ship in ballast waterline navigated by water on the main navigable river in my district highly all between 11-17 rice, after movable mast more than Light Water Line highly all within 12 meters.Therefore, consider the rich height 1 meter of ship's navigation, I level II level navigation channel, Guangxi crossing bridge navigation desirable 13 meters of clear height." (reporter Chen Yi autumn reporter Wang Qiuxia: " Xijiang River shipping main line crossing bridge standard for navigation determines that-I level II level navigation channel bridge navigational clearance height is not less than 13 meters " Guangxi daily paper 2012-09-11).With reference to Jiangxi shipping experience, according to I level ship lock, I level navigation channel and 3000 tons of boats and ships master datas, take movable mast mode, program sluice gate gets wide 34m, high 20m (14m waterborne, under water 6m), fillet.B: the program takes inside and outside double-deck gate design, to solve hydrostatic pressure problem.Utilize the space of tail-bay affluence, about the thick 5m rail mounted of peripheral hardware, flexible gate is together, in seam upper, middle and lower compression device, become to be integrated after locking.Inside establish thick 1.5m left-right switch gate a pair, be close to rail gate sealing surrounding.Double-deck gate should have the ability of bearing head 113m hydrostatic pressure.
4, the implication of 200,000,000 tons:
The year throughput of 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock schemes is provided by the scope of operation, running time and the method for operation: a, the scope of operation, and the lock chamber design of 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock schemes is identical with Three Gorges five-cascaded ship lock lock chamber; B, running time, 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock scheme lifting disc despatch are 400s, Three Gorges five-cascaded ship lock lift lock lifting time > 400s; C, the method for operation, Three Gorges five-cascaded ship lock up-downgoing work continuously always have 50% zero load, 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock schemes are disposablely to run up and down, without unloaded, therefore, year throughput turned over.Double-line five-grade ship lock year throughput in Three Gorges is 100,000,000 tons, and program throughput is 200,000,000 tons.
Explanation about Three Gorges five-cascaded ship lock zero load: double-line five-grade ship lock is 1 lock chamber, 2 lock chambers, 3 lock chambers, 4 lock chambers, 5 lock chambers is from top to bottom upper approach before 1 lock chamber, is lower approach after 5 lock chambers.The so-called continuous ship lock of Pyatyi is also discontinuous, and boats and ships can not level by level ground lockage continuously, but interval lockage, and up boats and ships are always sluiced by a upper lock chamber, and holding lock chamber and pour water and enter a lock chamber, is zero load during a upper lock chamber sluicing; Descending boats and ships are always poured water by next lock chamber, and holding lock chamber and sluice and enter next lock chamber, is unloaded when next lock chamber is poured water, up-downgoing work continuously always have 50% zero load.The operational mode of 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock is up and down disposable, and without unloaded, its designed output is 200,000,000 tons, and scientific management is dispatched, and its potentiality can reach 2.5 hundred million tons.
Three Gorges ship lifts reconstruction is that the investment of 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock is about 50% of Three Gorges double-line five-grade ship lock and ship lifts gross investment, year throughput has been turned over, than Three Gorges five-cascaded ship lock water saving 30%, get through " bottleneck " of Changjiang River Golden Channe, for ship's navigation lockage safety, unobstructed, quick, give full play to the effect of Changjiang River Golden Channe, improve the society of ship lock, economy and environment benefit, promote that shipping industry development provides technical guarantee.
Project of vital and lasting importance, have century-old planning of science activities.Three Gorges five-cascaded ship lock and the perspective deficiency of ship lifts, be limited to prior art and foreign technology, and autonomous innovation is not enough, constrains the development of Changjiang River Golden Channe.Three Gorges ship lifts reconstruction is a fundamental task crucial for generations to come for 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock schemes, has got through " bottleneck " of the development of restriction Changjiang River Golden Channe.After 200000000 tons of ship lock build up, double-line five-grade ship lock can be for subsequent use, reconstruction in time can be needed to be 200,000,000 tonnes of ship lock according to shipping development, protect Changjiang River Golden Channe a century unimpeded.
Four, accompanying drawing illustrates:
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
Figure is 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock partial structurtes schematic diagrames, its structure is by (1) lock chamber, (2) mooring dolphin, (3) buoy, (4) wave absorption spacer screen, (5) lock chamber next door, (6) energy dissipating base plate, (7) short gallery gate, (8) short gallery intake-outlet and energy dissipating grid, (9) energy dissipating room, (10) energy dissipating room spilled water hole composition, (1), (5) facility based on, (2), (3), (4) link into an integrated entity as safety device, (6), (7), (8), (9), (10) be safe system and facility.
Five, detailed description of the invention
Three Gorges ship lifts reconstruction is 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock schemes is basic scheme, and the average rising or falling speed 0.28m/s of head 113m, the lock chamber water surface is master data.Other data are only for reference.Constructure scheme is according to Three Gorges ship lifts topography and geomorphology, surface structures, infrastructure, use for reference Three Gorges five-cascaded ship lock, Three Gorges Dam, the relevant scientific achievement of pipe of reinforced concrete at Three Gorges Power Station, according to the program, provided by implementer according to " ship lock general arrangement specification " and " conveyance system design specification " and respective technical specifications.
Claims (1)
1. ship lifts reconstruction in Three Gorges is the scheme of 2I buoy wave absorption net double-gate 200,000,000 tons of ship lock by one kind, it is characterized in that: comprise lock chamber (1), two lock chamber next doors (5), the short gallery gate (7) in next door, next door short-culvert conveyance mouth and energy dissipating grid (8), energy dissipating room (9), energy dissipating base plate (6) and buoy wave absorption net, buoy wave absorption net is by mooring dolphin (2), buoy (3), wave absorption spacer screen (4) forms, water supplement port is located at up lock chamber antetheca, spilled water hole is located at lock chamber sidewall 0.2 meter of and energy dissipating room (10), downstream lock head establishes double-gate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410607973.1A CN104404936A (en) | 2014-10-29 | 2014-10-29 | Reconstruction scheme from Three-Gorges ship passing equipment to 2I buoy breakwater net double-gate 200-million tons ship lock |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410607973.1A CN104404936A (en) | 2014-10-29 | 2014-10-29 | Reconstruction scheme from Three-Gorges ship passing equipment to 2I buoy breakwater net double-gate 200-million tons ship lock |
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| CN104404936A true CN104404936A (en) | 2015-03-11 |
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| CN201410607973.1A Pending CN104404936A (en) | 2014-10-29 | 2014-10-29 | Reconstruction scheme from Three-Gorges ship passing equipment to 2I buoy breakwater net double-gate 200-million tons ship lock |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106702978A (en) * | 2017-01-24 | 2017-05-24 | 河海大学 | Low-overflow dam equal-water head step-by-step energy dissipation structure |
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| CN200946262Y (en) * | 2006-06-09 | 2007-09-12 | 袁居常 | High-water head ship lock |
| CN201232178Y (en) * | 2008-07-18 | 2009-05-06 | 于迎军 | Novel ship lock |
| CN201485840U (en) * | 2009-08-11 | 2010-05-26 | 中国水电顾问集团华东勘测设计研究院 | L-shaped single-side lock wall structure |
| CN201593184U (en) * | 2010-02-03 | 2010-09-29 | 水利部交通运输部国家能源局南京水利科学研究院 | Ship lock chamber energy-dissipating open trench |
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2014
- 2014-10-29 CN CN201410607973.1A patent/CN104404936A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5603280A (en) * | 1994-12-16 | 1997-02-18 | Shackelford, Jr.; Francis H. | Boat Mooring apparatus |
| CN200946262Y (en) * | 2006-06-09 | 2007-09-12 | 袁居常 | High-water head ship lock |
| CN201232178Y (en) * | 2008-07-18 | 2009-05-06 | 于迎军 | Novel ship lock |
| CN201485840U (en) * | 2009-08-11 | 2010-05-26 | 中国水电顾问集团华东勘测设计研究院 | L-shaped single-side lock wall structure |
| CN201593184U (en) * | 2010-02-03 | 2010-09-29 | 水利部交通运输部国家能源局南京水利科学研究院 | Ship lock chamber energy-dissipating open trench |
Non-Patent Citations (1)
| Title |
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| 苏海滨: "双线双向省水运行船闸的设计体会", 《电力学报》, vol. 21, no. 2, 31 December 2006 (2006-12-31) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106702978A (en) * | 2017-01-24 | 2017-05-24 | 河海大学 | Low-overflow dam equal-water head step-by-step energy dissipation structure |
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Address after: The 536007 Guangxi Beibu Gulf Beihai City area C Building No. 602 East Road, Campbell Applicant after: Wang Xianchun Address before: Penglai City, Shandong province 265600 West Road Yantai City No. 56 Building No. 1, No. 301 Applicant before: Wang Xianchun |
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Application publication date: 20150311 |