CN203625876U - Vertical ship lift of hydropower station - Google Patents
Vertical ship lift of hydropower station Download PDFInfo
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- CN203625876U CN203625876U CN201320865697.XU CN201320865697U CN203625876U CN 203625876 U CN203625876 U CN 203625876U CN 201320865697 U CN201320865697 U CN 201320865697U CN 203625876 U CN203625876 U CN 203625876U
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- ship
- ship lift
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 238000013459 approach Methods 0.000 claims abstract description 26
- 238000003032 molecular docking Methods 0.000 claims abstract description 7
- 241001125840 Coryphaenidae Species 0.000 claims description 3
- 230000009182 swimming Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 abstract description 4
- 238000003973 irrigation Methods 0.000 description 3
- 230000002262 irrigation Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 241001481833 Coryphaena hippurus Species 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
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Abstract
The utility model discloses a vertical ship lift of a hydropower station. The vertical ship lift of the hydropower station comprises an upstream approach channel, an upper lock head, a chip chamber section, a lower lock head, an auxiliary ship lock and a downstream approach channel which are orderly communicated with one another from upstream to downstream, and an auxiliary ship lock for separating water in a ship reception chamber and water of the downstream approach channel during docking; the lower lock head is communicated with the downstream approach channel through the auxiliary ship lock. The vertical ship lift of a hydropower station is capable of guaranteeing safe operation of the vertical ship lift during docking of the ship reception chamber with the level of tail water and protecting the vertical ship lift against influence due to the change of the level of tail water, and as a result, safe and continuous operation of the vertical ship lift is effectively guaranteed.
Description
Technical field
The utility model relates to navigation structure, a kind of power station, particularly a kind of power station vertical ship lift.
Background technology
Under prior art condition, power station navigation structure-ship lift of building on navigable river is generally made up of five parts such as upper approach, head bay, chamber, ship railway carriage or compartment section, tail-bay and lower approaches.Power station produces unsteady flow under the operating modes such as day adjusting, flood discharge and accident, causes level of tail water variability larger, affects the safe operation of full balanced vertical ship lift.
For high water head, large scale ship, for reducing motor load, reducing running cost, generally adopt full balanced vertical ship lift, full balance means ship reception chamber and operates in any position and all keep balance with counterweight block.The steel ship reception chamber of body and boats and ships of being inside filled with water can be any more water, and the ship railway carriage or compartment being surrounded by reinforced concrete structure is indoor anhydrous.In the time that dock with the level of tail water in ship railway carriage or compartment, if the level of tail water is now motionless, ship reception chamber and balance weight will keep balance; If the level of tail water is larger at docking seasonal change, the balance of ship reception chamber and balance weight will be broken, and also will produce the major accidents such as the unrestrained top of ship reception chamber or Calculation of Ship Grounding's when serious.
The function in navigation structure, power station is to make boats and ships overcome the Dam upstream and downstream height of water to cross dam, and its pattern mainly contains two kinds: (ship lock is to make boats and ships smoothly by concentrating the hydraulic structure of the height of water on navigation channel by the filling of lock chamber, sluicing for ship lock and ship lift; Ship lift is that the ship reception chamber being filled with water by ascending, descending steel makes boats and ships smoothly by concentrating the building of the height of water on navigation channel), the construction of ship lock is relatively many, experience is also abundanter, and for ship lock, level of tail water variability more very much not can affect the normal operation of ship lock; The construction of ship lift is relatively less, and particularly creation of vertical ship elevator is domestic very few especially.Because concrete condition difference is arranged in each power station, level of tail water variability is also not outstanding on the problem that affects of vertical ship lift operation, so, now both at home and abroad built and separate ship reception chamber water body in the section of chamber, ship railway carriage or compartment and the structure of lower approach water body when docking is not all also set in the ship lift downstream of building.When Approach Channel Downstream of Ship Lift mouth door is apart from hydropower station tail water and flood releasing structure when nearer, level of tail water variability just highlights the problem that affects of vertical ship lift operation.
Summary of the invention
Technical problem to be solved in the utility model is, for prior art deficiency, a kind of power station vertical ship lift is provided, guarantees ship lift safety, operation continuously under the larger operating mode of level of tail water variability, impact when elimination level of tail water variability is docked with the level of tail water ship reception chamber.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of power station vertical ship lift, comprise along above swimming over to upper approach, head bay, chamber, ship railway carriage or compartment section, tail-bay, the lower approach that downstream is communicated with successively, also comprise that the ship reception chamber water body of separating in the section of chamber, described ship railway carriage or compartment when docking assists ship lock with lower approach water body; Described tail-bay is communicated with described lower approach by described auxiliary ship lock.
Described auxiliary ship lock comprises the auxiliary lock chamber being communicated with described tail-bay and the auxiliary lock head being communicated with described auxiliary lock chamber; Described auxiliary lock head is communicated with described lower approach; In described auxiliary lock head, be vertically provided with the Service gate that can move up and down; Described auxiliary lock chamber comprises the abutment wall that horizontally disposed base plate vertically arranges with the two sides being connected with described base plate two ends respectively.
At least one abutment wall is provided with one or more mooring dolphins, for fixing ship in the time that ship berths.
Compared with prior art, the beneficial effect that the utility model has is: the utility model has been set up auxiliary ship lock (comprising auxiliary lock chamber and auxiliary lock head) in vertical ship lift downstream, power station, the indoor water body of ship reception chamber and the part water body docking with ship reception chamber and channel downstream water body are separated, guarantee the security of operation of vertical ship lift in the time that ship reception chamber docks with the level of tail water, make vertical ship lift can avoid the impact of level of tail water variation, thereby effectively guaranteed vertical ship lift safety, operation continuously.
Accompanying drawing explanation
Fig. 1 is the utility model one embodiment top view;
Fig. 2 is the A-A face sectional view of Fig. 1;
Fig. 3 is the auxiliary lock chamber front view of the utility model one embodiment;
Fig. 4 is the auxiliary lock head lateral view of the utility model one embodiment.
The specific embodiment
As depicted in figs. 1 and 2, the utility model one embodiment comprises that, along above swimming over to upper approach 1, head bay 2, chamber, ship railway carriage or compartment 3, the tail-bay 4 that downstream is communicated with successively, described tail-bay 4 is communicated with lower approach 7 by auxiliary lock chamber 5, auxiliary lock head 6 successively; The interior Service gate 8 that can move up and down that is vertically provided with of described auxiliary lock head 6.
As shown in Figure 3, described auxiliary lock chamber 5 comprises the abutment wall 10 that horizontally disposed base plate 9 vertically arranges with the two sides being connected with described base plate 9 two ends respectively; Abutment wall 10 middle parts in two sides are equipped with multiple mooring dolphins 11.
As shown in Figure 4, described auxiliary lock head 6 comprises horizontally disposed base plate 12 and two that are connected with the described base plate 12 two ends respectively abutment piers 13 that vertically arrange; Described Service gate 8 both sides respectively with two interior side contacts of abutment pier 13.
Embodiment: one-level vertical ship lift downstream, Xiang Jiaba power station, Jinsha jiang River arranges auxiliary ship lock
Be 1 step of most end of Jinsha jiang River lower reache planning to power station, family dam, dam site is positioned at Yibin County, Sichuan Province and Shuifu County, Yunnan Province intersection.Shang Juxi Lip river, the power station mileage of crossing a river is 156.6km, lower to Yibin City 33km, dried up Fu County city 1.5km.
The development task of engineering, take generating as main, improves shipping condition simultaneously, takes into account flood control, irrigates, and have sediment trapping and the effects such as counter regulation are carried out in small stream Luo Du power station.The East China that mainly powers, power station, takes into account Sichuan Province's electricity consumption needs in dry season.
To dam Dam Site water catching area 45.88 ten thousand km of family
2, account for 97% of Drainage Area of Jinsha River area.Normal pool level 380.00m, level of dead water 370.00m, total reservoir storage 51.63 hundred million m
3, regulate storage capacity 9.03 hundred million m
3, be incomplete season balancing reservoir.Installed capacity of power station 6000MW, the full heap(ed) capacity 6400MW of factory, guarantees to exert oneself 2009MW, many average annual energy output 308.8 hundred million kWh, 375.48 ten thousand mu of irrigated areas.
Engineering hinge mainly by water retaining structure, flood-discharge energy-dissipating building, rush diversion and power system behind sand discharge building, dam, left bank, right bank underground power station system, navigation structure and irrigation draught mouth etc. and form.Wherein dam is concrete gravity dam, Power Plant apportion two sides are arranged, flood releasing structure is positioned at middle part, riverbed slightly on the right side, one-level vertical ship lift is positioned at factory building left side behind dam, left bank, left bank irrigation draught mouth is positioned at left bank abutment sections, right bank irrigation draught mouth is positioned at Right Bank Underground Powerhouse water inlet right side, and flushing sluice and sand discharge hole are located at respectively the left side of shipping monolith and the water inlet bottom of Right Bank Underground Powerhouse.The maximum height of dam 162.00m of dam, crest length 896.26m; 4 800MW units of the each installation of two sides factory building.
?adopt the full balanced vertical ship lift of one-level to power station, family dam, be arranged in left side, river course, 90 °, its center line and the axis of dam angle of cut are left and right adjacent with flushing sluice monolith and Power Plant Dam Section respectively.Ship lift is made up of five parts such as upper approach, head bay (comprising dash monolith and aqueduct section), chamber, ship railway carriage or compartment section, tail-bay and lower approaches (containing auxiliary lock chamber and auxiliary lock head), the about 1530m of total length.Ship lift, by the design of IV level navigation channel, is taken into account 1000t level list ship simultaneously and is crossed dam; Being bigger than most dam fleet is that 2 × 500t level one is pushed up two barge trains, and being bigger than dam list ship is most 1000t level motor cargo boat; Upstream navigable water stage is that 380.00m/370.00m(is the highest/minimum), downstream navigable water stage is that 277.25m/265.80m(is the highest/minimum), ship lift maximum lifting height 114.20m, maximum 12000 m of navigation discharge
3/ s, minimum 1200 m
3/ s.Ship lift type adopts the full balance gear Nut column security personnel formula of climbing, and ship reception chamber effective size is 116.0m × 12.0m × 3.0m (length × wide × depth of water).
According to family dam downstream, power station unsteady flow hydraulic model Preliminary Experiment achievement in research, the unsteady flow being formed by factors such as the adjusting of power station day, dam flood-discharge and power station accidents causes the water level variability at ship lift tail-bay place larger, hour maximum variability is 2.43m～2.90m, and the maximum variability of 15min is 0.95m～1.89m.Unsteady flow is the about 8min～12min of propagation time (model testing observation) to ship lift tail-bay by dam.Experimental study shows, unsteady flow causes the frequent and violent fluctuation of the water surface in Approach Channel Downstream of Ship Lift to be unfavorable for safety of ship turnover ship booster supporting compartment.For this reason, in ship lift tail-bay downstream, auxiliary ship lock is set, in the time that ship reception chamber docks with the level of tail water, separates contacting of tail-bay and downstream river course, make boats and ships at the waters of relative closure turnover ship booster supporting compartment, to guarantee safety of ship.
For cost saving, reduce to family's dam Hydropower Project slope on left bank height, intend not changing under total arrangement's condition of the former layout of approach channel (auxiliary lock chamber and auxiliary lock head are not set), the navigation section of lower approach straightway (downstream of next-door neighbour's tail-bay) is arranged to auxiliary lock chamber and auxiliary lock head.
Ship lift downstream navigable water stage is 277.25m/265.80m (the highest/minimum).According to family dam downstream, power station unsteady flow hydraulic model Preliminary Experiment achievement in research, hour maximum variability that lower approach is produced by unsteady flow is 2.90m, therefore the maximum operating head polishing of preliminary definite auxiliary lock head within the scope of navigable water stage is 3.0m, more than needed for leaving safety, determine that the maximum dash head of auxiliary lock head is 5.0m.
Auxiliary lock chamber overall length 118.00m, section is " U " shape structure, and auxiliary lock chamber effective size is 120.0m × 24.0m (long × wide).Auxiliary lock chamber is separate type (base plate and abutment wall are not an entirety), and left and right abutment wall crest level is 281.500m, and foundation plane elevation is 258.000m, and left and right abutment wall height is 23.500m.Auxiliary lock floor crest level is 260.500m, thick 2.50m.Stop in auxiliary lock chamber for ease of boats and ships, in left and right abutment wall middle part, the fixed mooring dolphin of a row is all arranged in survey temporarily.
Auxiliary lock head (tail-bay of auxiliary ship lock) is located at auxiliary lock chamber downstream, long 20.00m, and boat groove width 24.00m, section is " U " shape structure, and base top elevation 260.500m adopts separate type.Abutment pier crest level 296.000m, foundation plane (14 in corresponding diagram 4) elevation 256.500m, abutment pier maximum height 39.50m.Auxiliary lock head Service gate is located at auxiliary lock head medium position, and for guaranteeing ship lift safety under downstream unsteady flow condition, operation continuously, gate adopts plane fixed wheel pattern, is operated by fixation winding type hoist.
Be 3.0m owing to assisting the maximum operating head polishing of ship lock to family's dam ship lift, overcome compared with the common ship lock of head difference with generally making boats and ships, head is less, assists the water level adjustment in lock chamber so carry the lower water-carriage mode of the door of Service gate on adopting directly, and water-carriage system is set no longer in addition.
Claims (5)
1. a power station vertical ship lift, comprise along above swimming over to upper approach (1), head bay (2), chamber, ship railway carriage or compartment section (3), tail-bay (4), the lower approach (7) that downstream is communicated with successively, it is characterized in that, also comprise the ship reception chamber water body separated when docking in chamber, described ship railway carriage or compartment section (3) and the auxiliary ship lock of lower approach (7) water body; Described tail-bay (4) is communicated with described lower approach (7) by described auxiliary ship lock.
2. power station according to claim 1 vertical ship lift, is characterized in that, described auxiliary ship lock comprises the auxiliary lock chamber (5) being communicated with described tail-bay (4) and the auxiliary lock head (6) being communicated with described auxiliary lock chamber (5); Described auxiliary lock head (6) is communicated with described lower approach (7) near one end, downstream; In described auxiliary lock head (6), be vertically provided with the Service gate (8) that can move up and down.
3. power station according to claim 2 vertical ship lift, is characterized in that, described auxiliary lock chamber (5) comprises the abutment wall (10) that horizontally disposed base plate (9) vertically arranges with the two sides being connected with described base plate (9) two ends respectively.
4. power station according to claim 3 vertical ship lift, is characterized in that, at least one abutment wall (10) is provided with one or more mooring dolphins (11).
5. power station according to claim 2 vertical ship lift, is characterized in that, described auxiliary lock head (6) comprises horizontally disposed base plate (12) and two that are connected with described base plate (12) the two ends respectively abutment piers (13) that vertically arrange; Described Service gate (8) both sides respectively with the interior side contacts of two abutment piers (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865697.XU CN203625876U (en) | 2013-12-26 | 2013-12-26 | Vertical ship lift of hydropower station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865697.XU CN203625876U (en) | 2013-12-26 | 2013-12-26 | Vertical ship lift of hydropower station |
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| Publication Number | Publication Date |
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| CN203625876U true CN203625876U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320865697.XU Expired - Lifetime CN203625876U (en) | 2013-12-26 | 2013-12-26 | Vertical ship lift of hydropower station |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103643664A (en) * | 2013-12-26 | 2014-03-19 | 中国水电顾问集团中南勘测设计研究院有限公司 | Vertical ship lift at hydropower station |
| CN107795840A (en) * | 2017-09-04 | 2018-03-13 | 浙江大学 | A kind of ship lift safety system |
-
2013
- 2013-12-26 CN CN201320865697.XU patent/CN203625876U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103643664A (en) * | 2013-12-26 | 2014-03-19 | 中国水电顾问集团中南勘测设计研究院有限公司 | Vertical ship lift at hydropower station |
| CN107795840A (en) * | 2017-09-04 | 2018-03-13 | 浙江大学 | A kind of ship lift safety system |
| CN107795840B (en) * | 2017-09-04 | 2020-04-14 | 浙江大学 | Ship lift safety protection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA POWER GROUP ZHONGNAN INVESTIGATION DESIGN + Free format text: FORMER NAME: HYDROCHINA ZHONGNAN ENGINEERING CORPORATION |
|
| CP03 | Change of name, title or address |
Address after: 410014 Hunan province Changsha Yuhua District, camphor Road No. 16 Patentee after: POWERCHINA ZHONGNAN ENGINEERING Corp.,Ltd. Address before: 410014, 9 camphor Road, Yuhua District, Hunan, Changsha Patentee before: HYDROCHINA ZHONGNAN ENGINEERING Corp. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |
|
| CX01 | Expiry of patent term |