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Longtan Dam

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The dam was planned in the 1950s, but preliminary construction (roads, bridges, river diversion) did not begin until 1940s. Formal construction began on the project July 1, 2001, and the river was diverted by November 2003. A total of 20,000,000 m (706,293,334 cu ft) of material were
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Li Xuejiang, a manager with one of the technical departments for the contracting joint venture, explains the working process at the site: "This jobsite operates 24 hours a day, seven days a week – in common with most working job sites in
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The Longtan Power Station, the largest of the 10 hydraulic power works to be built on Hongshui River in the upper reach of Pearl River, will generate 18.7 billion kwh annually when construction works complete in December
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The Longtan Dam will be a key element in the so-called 'Western' effort, one of the four major infrastructure projects now underway in China's Tenth Five-Year Plan (2001-2005)
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Work is now beginning on the main dam at Longtan RCC dam in China, which currently sets world records in terms of RCC dam height, powerplant dimensions, and shiplift range.
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excavated from the dam site. Impounding of the 27,270,000,000 m (22,108,149 acre⋅ft) reservoir began in 2006, and the dam's first of three operational
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A scheme of two-stage counterweight-type vertical ship lift with an open channel in the middle was adopted as the navigation structure for Longtan project.
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The Chinese government is gambling that expenditure of public funds on huge projects such as the Longtan Dam will lead to sustainable economic development.
471: 429: 408:. The dam is 216.2 metres (709.3 ft) high and 849 m (2,785 ft) long; it is the tallest of its type in the world. The dam is intended for 608: 588:
The project's planned installed capacity will total 5.4 million kw and the project will be able to generate 15.67 billion kwh of electricity a year.
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will be able to lift vessels of up to 500 tonnes. Chinese officials assert the dam and ship lift will turn the Hongshui into a
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generating units was testing May 2007. In 2009, the last generator became operational and the installed capacity increased to
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The dam will submerge over 300 shoals, which had rendered the upper Hongshui unnavigable. The
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http://www.fao.org/nr/water/aquastat/countries_regions/Profile_segments/CHN-WR_eng.stm
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A pair of tunnels diverted the river around the site of the dam, during construction.
914: 875: 640: 483: 479: 389: 77: 872:"First generator of China's 3rd largest hydropower project passes trial operation" 945: 385: 332: 293: 262: 186: 432:, part of the dam complex, will be the tallest ship lift system in the world. 968: 774: 442: 413: 409: 303: 108: 95: 706:"Big Dam Project Meets Small Town: Longtan Dam's Impact on Tian'e Township" 519: 505: 421: 417: 312: 572: 381: 527: 448: 401: 325: 309: 513: 81: 674:"Guangxi's Longtan Dam: Satisfying Guangdong's Thirst for Power" 367: 173: 67: 768:
Hydroelectric Power Plants in Guangxi & Guizhou, China
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Fuzzy-Like Multiple Objective Multistage Decision Making
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27,134 m/s (958,228 cu ft/s) (max flood)
902: 864: 822:"Hongshui River in S.China to be dammed in November" 738:"Progress at the Longton Dam and Hydropower Project" 495: 561: 966: 698: 666: 420:. The dam contains seven surface spillways, two 257:20,530,000,000 m (16,643,942 acre⋅ft) 249:27,270,000,000 m (22,108,149 acre⋅ft) 742:International Journal on Hydropower & Dams 633: 641:"Guangxi Builds Huge Hydraulic Power Station" 212:7,670,000 m (10,031,981 cu yd) 933: 939: 852:. Chinese National Committee on Large Dams 784: 782: 730: 763: 761: 599: 452:, its annual generation is estimated at 163:Longtan Hydropower Development Co., Ltd. 1015:Energy infrastructure completed in 2009 980:Hydroelectric power stations in Guangxi 779: 267:98,500 km (38,031 sq mi) 967: 896: 758: 593: 549:List of dams and reservoirs in China 975:Buildings and structures in Guangxi 39: 13: 14: 1026: 903:Jiuping Xu; Ziqiang Zeng (2014). 814: 952:from the original on 2016-09-19. 794:Zhongnam Engineering Corporation 526: 512: 498: 394:Guangxi Zhuang Autonomous Region 47:Location of Longtan Dam in China 38: 31: 882:from the original on 2011-06-06 839: 651:from the original on 2004-02-24 579:from the original on 2003-10-31 544:List of power stations in China 435: 298:179 m (587 ft) (max.) 1000:Roller-compacted concrete dams 372: 363: 355: 1: 712:. August 2002. Archived from 680:. August 2002. Archived from 554: 465: 16:Dam in Tian'e County, Guangxi 1010:2009 establishments in China 7: 942:"Harnessing the Hongshuihe" 710:U.S. Consulate in Guangzhou 678:U.S. Consulate in Guangzhou 489: 10: 1031: 1005:Underground power stations 940:Lan Xinzhen (2008-10-30). 275:400 m (1,312 ft) 204:849 m (2,785 ft) 196:216.2 m (709 ft) 426:underground power station 378:roller-compacted concrete 331: 318: 302: 292: 284: 279: 271: 261: 253: 245: 237: 232: 224: 216: 208: 200: 192: 182: 172: 167: 159: 148: 140: 132: 124: 87: 73: 63: 55: 26: 21: 478:for reaching landlocked 600:Ben Shaw (2003-11-06). 534:Renewable energy portal 320:Installed capacity 133:Construction began 995:Dams completed in 2009 744:. 2004. pp. 84–85 333:Annual generation 225:Spillway capacity 149:Construction cost 109:25.02722°N 107.04750°E 400:, a tributary of the 272:Normal elevation 174:Type of dam 645:China through a lens 285:Commission date 254:Active capacity 911:Springer Publishing 360:traditional Chinese 263:Catchment area 246:Total capacity 220:Service, controlled 114:25.02722; 107.04750 105: /  602:"Building Longtan" 412:power production, 352:simplified Chinese 217:Spillway type 909:. Vol. 533. 476:"golden waterway" 472:Longtan ship lift 430:Longtan ship lift 345: 344: 241:Longtan Reservoir 168:Dam and spillways 141:Opening date 1022: 954: 953: 937: 931: 930: 928: 927: 900: 894: 893: 888: 887: 868: 862: 861: 859: 857: 851: 843: 837: 836: 834: 833: 824:. Archived from 818: 812: 811: 806: 805: 796:. Archived from 786: 777: 765: 756: 755: 750: 749: 734: 728: 727: 722: 721: 702: 696: 695: 690: 689: 670: 664: 663: 657: 656: 637: 631: 630: 624: 623: 617: 611:. 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Retrieved 563: 520:Water portal 506:China portal 475: 469: 461: 439: 436:Construction 373:Lóngtān Dàbà 371: 347: 346: 313:Francis-type 573:China Daily 486:provinces. 406:Pearl River 382:gravity dam 348:Longtan Dam 155:4.2 billion 112: / 100:107°02′51″E 88:Coordinates 22:Longtan Dam 969:Categories 926:2020-01-07 886:2008-02-10 832:2016-09-20 804:2016-09-19 748:2016-09-19 720:2016-09-19 688:2016-09-19 655:2008-02-10 622:2008-02-10 583:2008-02-10 555:References 466:Navigation 418:navigation 341:(estimate) 97:25°01′38″N 856:7 January 847:"Longtan" 288:2007-2009 233:Reservoir 950:Archived 880:Archived 771:Archived 649:Archived 577:Archived 490:See also 404:and the 402:Xi River 308:9 × 714 304:Turbines 183:Impounds 160:Owner(s) 74:Location 628:China." 484:Guangxi 480:Guizhou 428:. The 424:and an 392:of the 384:on the 337:18,700 238:Creates 178:Gravity 82:Guangxi 64:Country 917:  609:Potain 447:6,426 380:(RCC) 370:: 368:pinyin 362:: 354:: 324:6,426 201:Length 193:Height 128:In use 125:Status 850:(PDF) 661:2009. 616:(PDF) 605:(PDF) 454:18.7 398:China 68:China 915:ISBN 858:2011 482:and 416:and 364:龍灘大壩 356:龙滩大坝 153:US$ 144:2009 136:2001 59:龙滩大坝 456:TWh 388:in 339:GWh 971:: 948:. 944:. 889:. 874:. 807:. 792:. 781:^ 760:^ 751:. 740:. 723:. 708:. 691:. 676:. 658:. 643:. 625:. 607:. 586:. 571:. 459:. 449:MW 396:, 366:; 358:; 326:MW 310:MW 80:, 929:. 860:. 835:. 350:(

Index

Longtan Dam is located in China
China
Tian'e County
Guangxi
25°01′38″N 107°02′51″E / 25.02722°N 107.04750°E / 25.02722; 107.04750
US$
Type of dam
Hongshui River
Catchment area
Hydraulic head
Turbines
MW
Francis-type
Installed capacity
MW
Annual generation
GWh
simplified Chinese
traditional Chinese
pinyin
roller-compacted concrete
gravity dam
Hongshui River
Tian'e County
Guangxi Zhuang Autonomous Region
China
Xi River
Pearl River
hydroelectric
flood control

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