China's 12 large hydropower bases Planning
- A world-class gathered in a giant hydropower station
The total investment: more than 2 trillion yuan
Project duration: 1989 - 2050
Jinping 1 Hydropower Station Dam, located in Yanyuan County, Sichuan Province, Wood County, at the junction of the Yalong River in 2005, started production in 2013, a total investment of 23.4 billion yuan, the dam height of 305 meters, for the same dam type in the world The first dam. Higher than the United States Hoover Dam 84 meters, more than quadruple its generating capacity. (Hoover Dam project has been named the United States seven wonders)
China ranks first in the world of water resources, water resources, theoretical potential of 694 million kilowatts, which can be developed installed capacity of 378 million kilowatts, the annual generating capacity of 1.92 trillion kwh, ranking first in the world. At present, China has developed and being developed for the 130 million kilowatts of installed capacity and annual electricity output of 525.9 billion kwh. To be effective, rational development and utilization of these resources, in the original electric power industry under the auspices of the Ministry, after a number of planning, in 1989, now form the 12 large hydropower bases. The formation of these bases not only of China's hydropower resources, a reflection of objective existence, while reflecting the state hydropower development of the strategic decisions. 12 large hydropower bases is one of China's blueprint for the future development of hydropower. Basis of this blueprint, according to the national demand for electricity resources, phased, targeted and focused manner to develop hydropower.
From the composition of China's energy strategy for proceeding, in order to accelerate the hydropower construction, and gradually change the proportion of low water situation, the former Ministry of Power Industry in the 70's is not envisaged that water is rich in resources, developing better conditions and the coal shortage, power shortages to establish a number of hydropower base in the region and made a good ten hydropower base in the planning requirements. Accordingly, the former Ministry of Power Industry Planning Department, the organization of national hydropower survey design and preparation of the relevant units of the "Top Ten hydropower base in the development of ideas" on the upper reaches of the Yellow River, Nanpanjiang, Red River, the Jinsha River, Yarlung River, the Dadu River , Wujiang River, the Yangtze River upstream (including the Qingjiang), middle reaches of the Lancang River, Hunan, and Fujian, Zhejiang, and Jiangxi, 10 large hydropower bases in the planning layout, with a total installed capacity reached 170 million kW.
October 1989, water conservancy and hydropower planning Shejizongyuan hydropower survey and design units in each lot of work, based on the existing data, but also prepared the "12 major hydropower bases," the planning document. This new addition to the original document prepared by prepared by the addition of ten hydropower base was modified, but also an increase in the Northeast and middle reaches of the Yellow River hydropower base in the North River 2. Of the 12 planned hydropower base in the total installed capacity of 210.4725 million kW, an annual generation capacity of 994.506 billion kW · h, which已建和在建the total installed capacity of hydropower stations 30.8359 million kW, an annual generation capacity of 130.875 billion kW · h, accounting for the base amount of the total installed capacity and annual power generation of 14.65% and 13.16%.
First, the Jinsha River hydropower base
Yushu in Qinghai Province to the Yangtze River from Yibin, Sichuan Province, said the Jinsha River, river length 2320km. Yibin above, the control basin area is about 500,000 km2, multi-year average flow of 4920m3 / s, multi-year average annual runoff of 155 billion m3; gap (including Tongtianhe) 5280m, Ganzhi water reserves of 113 million can kW. Yushu drop below about 3280m, water reserves of 55.51 million kW, to be delivered in 18 steps, with a total installed capacity of nearly 57 million kW; which Yibin, Sichuan Province, Yunnan Province, to the section of Shek Kwu, planning capacity of 84%, is the largest hydropower base, characterized by abundant water, drop concentration, momentum indicators superior, flood loss, the majority of steps a large scale, far from areas with a separate power transmission capacity. Development of the Jinsha River is not only able to make up the southwest coal shortage, meet local growing electricity needs, more importantly, networking with central and achieve "west to east", responsible for the strategic task of China's energy balance; addition, but also to improve the Southwest shipping conditions, the development of coastal irrigation, watershed development and other land and natural resources to create the conditions, and can share the Yangtze River middle and lower reaches flood control task.
Jinsha River from Yibin Shigu focus on the river is to be sub-Tiger Leaping Gorge, Hung the door, like, the leather factory, guanyinyan, Uzbekistan East Germany, Crane Beach, river crossing down, Xiangjiaba 9 Development . After the completion of all steps will receive a total capacity of more than 810 million m3, the effective capacity of 360 million m3, installed capacity of 47.89 million kW, guaranteed to contribute to 21.135 million kW, annual power output 261.08 billion kW · h. In the above-mentioned steps, the development of better conditions, benefits more significant steps have Tiger Leaping Gorge, Crane Beach, river crossing, and Xiangjiaba down.
Yushu in Qinghai Province to the Yangtze River from Yibin, Sichuan Province, said the Jinsha River, river length 2320km. Yibin above, the control basin area is about 500,000 km2, multi-year average flow of 4920m3 / s, multi-year average annual runoff of 155 billion m3; gap (including Tongtianhe) 5280m, Ganzhi water reserves of 113 million can kW. Yushu drop below about 3280m, water reserves of 55.51 million kW, to be delivered in 18 steps, with a total installed capacity of nearly 57 million kW; which Yibin, Sichuan Province, Yunnan Province, to the section of Shek Kwu, planning capacity of 84%, is the largest hydropower base, characterized by abundant water, drop concentration, momentum indicators superior, flood loss, the majority of steps a large scale, far from areas with a separate power transmission capacity. Development of the Jinsha River is not only able to make up the southwest coal shortage, meet local growing electricity needs, more importantly, networking with central and achieve "west to east", responsible for the strategic task of China's energy balance; addition, but also to improve the Southwest shipping conditions, the development of coastal irrigation, watershed development and other land and natural resources to create the conditions, and can share the Yangtze River middle and lower reaches flood control task.
Ertan Hydropower Station, built in the twentieth century, China's largest hydropower station, with a total installed capacity of 3.3 million kW, generating 17 billion-year degrees.
II, Yalong River Hydropower Base
Yalong River in Sichuan Province is located in the west, is the largest tributary of the Jinsha River. River length of more than 1500 km, basin area of nearly 130,000 km2, multi-year average flow of 1870m3 / s, annual water 59.1 billion m3. Within a forested watershed, vegetation well, the river for many years an average of sediment 0.5kg/m3, multi-year average annual sediment discharge 25.5 million t, the average annual sediment bedload sediment volume of 670,000 t. In addition to the upper reaches of the Yalong Loess Plateau, the middle and lower reaches incised intense narrow valley steep slope, more than beaches and swift rivers, abundant water, drop concentration, Ganzhi water reserves of energy resources nearly 34 million kW. River from the Temple seem to have clothes to the estuary, river length 1368km, the natural drop 3180m, water resources, 22 million kW, of which the following two estuaries, river length 681km, concentrated drops 1700m, water resources, 18 million kW.
According to preliminary planning program, the main stream to the estuary since the woinbogoin developed the following 21 steps, with a total installed capacity of 22.65 million kW, to ensure to contribute 11.26 million kW, annual power output 136 billion kW · h. Two Estuarine the following sub-11 to be the beginning of the development of total installed capacity of 19.4 million kW, to ensure to contribute 9.65 million kW, annual power output l181.4 100 million kW · h, is the focus of mainstream development of river. Especially in big bend of the river below, water resource-intensive, from the load center closer to the geological conditions were better, seismic intensity is low, flood damage minimal regulation performance, traffic conditions are improving, survey work and basic information on both certain foundation, is the recent development of the conditions with the best river, but also Panxi area in southwest China, one of the advantages of land development. The River to be sub-Jinping 1, Jinping 2, Crown land, Ertan, Kiriko Lin five developer installed capacity of 11.1 million kW, to ensure to contribute 5.78 million kW, annual power output 69.69 billion kW · h, development of single purpose, in addition to drift wood, no other utilization requirements, technical and economic indicators is superior.
3, Dadu River hydropower base
Dadu River is the largest tributary of sleep a total length of 1062km, drainage area 77400km2 (not including Qingyi), from Heyuan to the estuary natural fall 4175m, water resources, reserves 31.32 million kW, can be developed installed capacity of 23.48 million kW. Dadu River's water resources are mainly embedded in the shuangjiangkou to Tongjiezi river, this section of river length 593km, the natural drop 1837m, water resources, reserves 17.48 million kW.
Dadu abundant water, runoff stable, mainstream hydrological stations Tongjiezi multi-year average flow of 1490m3 / s, nearly 47 billion years, water m3. Geographic location of the river, straight-line distance is only 200km away from Chengdu, is about more than 400 away from the Chongqing km, double-Jiangkou following are interlinked along the river road, rail Pubugou following through. Rung geological conditions of the proposed dam site is better, the unit installed capacity of flood losses are less than or close to the national average of the major hydropower base; development of single purpose. Dadu River estuary to the copper pairs of sub-paragraph Street, designated as Lone Pine, Manet, Sueie dam, monkey rock, long dam, Lengzhuguan, Shanghai and fixed, hard Liang package Dagangshan mountains, the leading stone, eagle rock, Pubugou deep Xigou, pillows dam Gongzui, copper and street children and other 16 development program made use of drop 177lm, total installed capacity of 18.055 million kW, a separate run-time guarantees to contribute 4.153 million kW, annual power output 92.19 billion kW · h; joint run-time guarantees to contribute 7.238 million kW, annual power output 100.96 billion kW · h. In the 16 steps in Gongzui hydropower stations have pressed the "high dam design, low dam construction" requirements completed.
4, Wujiang Hydropower Base
Wujiang River is the largest one the right bank of the Yangtze River upper reaches of tributary drainage area 87920km2; a north and south two sources, the source to the estuary from the south length of 1037km, the natural drop 2124m, estuarine multi-year average flow of 1690m3 / s, annual runoff is 53.4 billion m3. Basin-wide water resources of the theoretical potential 10.43 million kW, of which the main stream 5.8 million kW. Wujiang geographic location, river runoff abundant, stable, and less sediment concentration; river natural fall concentration, dam site topography, geology condition is superior; appropriately sized power plants, engineering capacity and reservoir flood damage is relatively small, the basis of preliminary work better, easier cascade continuous development. Basin coal, aluminum, phosphorus, manganese, mercury and other mineral resources, is extremely rich, the middle dawujiang River and currently has the following shipping 447km, so the river with the comprehensive development of the advantage. Wujiang River valley deep, soluble carbonate rocks are widely distributed, after years of investigation, the major steps of the engineering geological problems, karst seepage conditions of handling and preliminary identification of dam.
In August 1988 to review the adoption of the "Planning Report on the Wujiang River," the source elaborated Hongjiadu north, south source Puding, Yinzidu, 2 sources and sinks of mouth following the east Suofengying, Wujiangdu, Goupitan, Thring, Sand perish, Pengshui, large Xikou development programs such as 11, with a total installed capacity of 8.675 million kW, guaranteed to contribute to 3.2374 million kW, annual power output 41.838 billion kW · h. Among them, Wujiangdu Hydropower Station was built in 1982 (to be the upper reaches of the Hongjiadu and Dongfeng Hydropower Station after the completion of the expansion to 1.05 million kW), Hongjiadu, Goupitan, Pengshui 3 Hydropower Station was recommended as the recent works.
Hongjiadu Hydropower Station, located in western Guizhou Province, Guizhou Province, weaving gold washed six counties at the junction of River. Power plant installed capacity of 540,000 kW, guaranteed to contribute to 179,000 kW, annual power output 1.572 billion kW · h. The total reservoir capacity of 4.589 billion m3, with many years of regulating the performance of the whole river main stream of the "leading" reservoirs, power stations to compensate for the downstream cascade regulation, may significantly increase the power generation efficiency. Dam with the construction of high dams and large reservoirs of the terrain, geological conditions, flooded about 2.17 million mu of cultivated land, a population of about 3.28 million people. The power station has been through a review of the feasibility study report, preliminary design is complete.
5, the upper reaches of the Yangtze River hydropower base
Yibin to Yichang Yangtze River (known as Chuan River), length of 1040km, Yichang watershed area is about more than one million km2, multi-year average flow 14300m3 / s, multi-year average annual runoff of 451 billion m3. The Reach of the total drop 220m, the initial planning capacity of 25.425 million kW. The Yangtze River from Yibin to Fengjie through the Sichuan Basin, the two sides alternating hills and plains terraces, narrow-beam section and open section alternating, there is a good hub for dam site; Fengjie to Yichang, the famous Three Gorges valley segment, the two sides with cliffs, the river narrow, there are many available for the construction of high dam of the dam. The Reach development, combined with a variety of downstream flood embankments and flood control measures, to resolve the Yangtze River floods and improve shipping Chuanjiang and the middle and lower reaches, and to create conditions for the diversion.
According to plan, the Yangtze River from Yichang to be delivered Yibin Shi B, Zhu Xi Yang, a small South China Sea, Three Gorges, Gezhouba 5 development, with a total installed capacity of 25.425 million kW, guaranteed to contribute 7.438 million kW, annual power output 127.5 billion kW · h. Yichang, Hubei Province where the Three Gorges project is located in the territory of a key project of this river, according to the normal water level is 175m program, installed capacity of 17.68 million kW, to ensure to contribute 4.99 million kW, annual power output 84 billion kW · h, and a flood control and shipping efficiency; the total reservoir capacity of 39.3 billion m3, drowned 35.69 million mu of arable land, population 725.5 thousand people. The Three Gorges Project has been repeatedly demonstrated, is in the national review of policy-making. The river's Gezhouba installed capacity of 2.715 million kW, guaranteed to contribute to 768,000 kW, annual power output 15.7 billion kW · h, anti-regulation may also play a pivotal role shipping. The project has been completed.
Qingjiang is a major tributary of the Yangtze River, drainage area 16700km2, Long Beach, 250km from Enshi to a gap between the 380m, an initial installed capacity of 2.891 million plan kW, to resolve the recent problems Jianghan Plain electricity and reduce the Jingjiang flood threats, to improve the Qingjiang shipping conditions. Qingjiang Shuibuya to be watershed, Geheyan, and the development Gaobazhou 3, with a total installed capacity of 2.891 million kW, guaranteed to contribute to 725,000 kW, annual power output 8.49 billion kW · h. Among them, Geheyan Hydropower Station is located in Changyang County, Hubei Province, installed capacity of 1.2 million kW, guaranteed to contribute to 287,000 kW, annual power output 3.29 billion kW · h, the total reservoir capacity of 3.4 billion m3. GHS, located in Hubei Yidu installed capacity of 200,000 kW, guaranteed to contribute to 93000 kW, annual power output 1.02 billion kW · h, the total reservoir capacity of 430 million m3, flood 1.2 million mu of arable land, population 13200 people .
6, Nanpanjiang, Red River hydropower base
Red River of the Pearl River upper reaches of the Xijiang River, on which the source Nanpanjiang in Guizhou Province zhexiang Panjiang confluence with the North, said after the Red River. Hongshui River in Guangxi Shilong 3 Eguchi said after merging with the Liujiang Qianjiang. Nanpanjiang length of 927km, the total drop 1854m, drainage area 54900km2, which Tianshengqiao tribute to the long river section is only 18.4km, focused on gaps up to 184m. Red River full 659km, drop 254m, drainage area 131000km2. Qianjiang length 123km, there is the famous Grand Canyon vine, large rattan Gap drainage area above 190400km2, annual volume 130 billion m3.
Nanpanjiang, Red River plan intended to focus on the development of Xingyi to Guiping River, long 1143km, drop 692m, water reserves of about 8.6 million kW. Abundant in the river water, drop concentration, geological conditions are good, very favorable conditions for building a hydropower base. Upstream because of the terrain and geological conditions are good, flood loss, should the construction of high dams and large reservoirs, regulate runoff, in order to bring about favorable conditions for the downstream cascade development. Middle and lower segment open terrain, land-intensive, and widely distributed in limestone, karst development, should construction run-in, low-head power plants.
Red River is a national water and electricity, "Bonanza," one of the main development goals for generating electricity, the main steps of the basic supply area power plant in southern China; power station construction could improve navigation conditions and completed all the steps will enable the downstream river Drainage of navigation; In addition, flood control, irrigation also has certain benefits.
In 1981 by the National Energy Commission and the State Planning Commission to review through the auspices of the "Red River Comprehensive Utilization Planning Report," proposing that the whole river by Tianshengqiao 1 (dam plate dam), Tianshengqiao 2 (dam cable low dam), ping classes, Longtan, rock beaches, Dahua, 100 Longtan, Etan, and the Great Vine Gorge Qiaogong 10 development program, with a total installed capacity of 12.52 million kW, guaranteed to contribute to 3.3882 million kW, annual power output 504.l 100 million kW · h.
7, Lancang River Hydropower Base
Lancang River originates in Qinghai Province, flows into Yunnan, Tibet, after, in the southern Xishuangbanna borders out of the mouth of December, said after the Mekong River. Lancang River in China in a long 2000km, drop of about 5000m, drainage area 174000km2 (respectively, the three accounted River 44.4%, 90.9% and 23.4%), hydropower reserves of about 36.56 million kW, of which the main stream of about 25.45 million kW. River estuary from the commoner to the south December full 1240km, drop 1780m, drainage area 91000km2, exit at multi-year average flow of 2180m3 / s, annual runoff of 68.8 billion m3, water reserves of about 18 million kW. At the same time as non-ferrous metals in Yunnan Province varieties, large reserves, the State Planning Commission in the "Outline of the national land-use planning" in the Lancang River hydropower and non-ferrous base has been listed as one of the comprehensive development of the key areas.
Lancang River is not only very rich in hydropower resources, but also has excellent topographic and geologic conditions, abundant water stability, and reservoir inundation loss, comprehensive utilization efficiency and good features, especially those of the downstream conditions, the most superior, was listed as the recent focus on developing river segment. The development of the Lancang River Cascade Hydropower Station, in addition to electricity to meet the needs of the province of Yunnan, but also to the power supply in Guangdong Province. According to preliminary planning, the mainstream minutes and 14-level development, including: the upper reaches of rivers (commoner an iron threshold) sub-slip tube Jiang, Jia Bi, Wu Long Lane, Toba, yellow board and iron, the threshold of six developers, with a total installed capacity of 7.06 million kW, to ensure to contribute 2.752 million kW, annual power output 37.22 billion kW · h, the lower reaches of river (iron threshold of a Lincang Jiangqiao an estuary in Southern wax), completed in 1986, and by the Ministry, the provincial joint review of the recommendation adopted by the Planning Report fruit by Gong Bridge, Little Bay, Manwan, Dachaoshan, Nuozhadu, Jinghong, Ganlan Ba and Albanian estuarine 8 program development, with a total installed capacity of 14.31 million kW, annual power output 72.176 billion kW · h. Since its pledge to contribute to a small Bay and two multi-year regulating Nuozhadu reservoirs compensation adjustment, up to 7.2131 million kW.
Xiaowan Hydropower Station, located in Yunnan Province, and Fengqing Nanjian sector, dam length 3.8km, cross high mountains above 1000m, dam good geological conditions, the conditions suitable for constructing high dams and large reservoirs are steps in the "leading" reservoir, but also the development of key projects Lancang River. 300m of the High Dam was built a total capacity of 15.265 billion m3, can be not fully adjust for many years, 3.49 million mu of arable land inundated, migration and population of 28700 people. Power plant installed capacity of 4.2 million kW, a separate run-time to ensure that contributing 1.74 million kW, annual power output 18.2 billion kW · h; Cascade joint operation, to ensure to contribute to 1.8455 million kW, annual power output 18.776 billion kW · h.
In late April 1991, Department of Energy, State Energy Investment Corporation, Guangdong Province, Yunnan Province, after repeated consultations, signed the "joint-venture development on the lower reaches of the Lancang River in Yunnan Province Cascade power plant agreement in principle."
8, the upper reaches of Yellow River Hydropower Base
The upper reaches of the Yellow River Longyangxia to Qingtongxia a total length of 1023km, Longyangxia over the drainage area above and Qingtongxia respectively 131420km2 and 270510km2, the total drop 1465m, planning to use drop 1115m. The average flow for many years Longyangxia section of 650m3 / s, Qingtongxia section of 1050m3 / s, water resources, reserves 11.33 million kW. The main objective of the development of this river is to generate electricity for the Northwest Territories to provide a stable and reliable power supply, Vision Northwest and North China, Southwest networking, for hydro-thermal performance of hydropower stations between and among different regulatory compensation adjustment, so that the potential of the three major power plant to the water grid play; the same time, the Yellow River, the middle with irrigation, flood control, Ice Prevention, water supply and other comprehensive utilization efficiency. The river has a favorable development conditions, primarily: a stable runoff, flooding small; topography, geological conditions are good, a lot of dam can be built dam; flood loss, for relocation of relatively simple; construction conditions are good, traffic is relatively convenient; power generation and utilization efficiency large; engineering quantity is small, less investment; survey and design the preliminary work done more fully.
The river plan will Longyangxia, Laxiwa, Li Xia, Gongboxia, plot Shek Kip, Temple ditch Gap, Liujiaxia, Yanguoxia, 8 Gap, Small Gorge, Grand Gorge, Ugyen Gorge, a small Kuanyin, big willow , Shapotou, Qingtongxia 16 steps (such as taking Daliushu dam, compared with 15 programs) development, with a total use of head 111.8m, installed capacity of 14.1548 million kW, guaranteed to contribute to 4.8722 million kW, annual power output 50.793 billion kW · h. Longyangxia, Liujiaxia, small Guanyin (or large willow trees) were the three major reservoirs in the river first, middle and tail of a favorable location. Longyangxia is a multi-year regulating reservoir, with a total capacity of 24.7 billion m3, may be a general increase in all of its downstream cascade power station's annual power generation efficiency, to improve the power plant construction conditions. Small Guanyin (or large willow) reservoir can play a counter-regulatory role in adapting to the Yellow River estuary over the town of water for irrigation, flood control and security as well as Ice Prevention to the middle and lower reaches river recharge conditions, so that most of the Cascade River Longyangxia to Qingtongxia Hydropower can be run by industrial and agricultural water demand has become stable and reliable power supply. At present the river has been built Liujiaxia, Yanguoxia, 8 Gap, Qingtongxia, Longyangxia, Lijiaxia six power stations, following the Lijiaxia Hydropower Station, the plan proposed arrangement Great Gorge, black river gorge, Gongboxia, LAXIWA such as the construction of hydropower stations.
9, the middle reaches of Yellow River Hydropower Base
Yellow River is the North River estuary Tuoketuo County Town to yumenkou (Dragon) River river, usually known as Thoron segment. North River length of 725km, is the longest in the Yellow River valley section, with construction of high dams and large reservoirs of the terrain, geological conditions, and the loss of a smaller flood. The river drops a total of about 600m, the measured mean annual runoff of about 25 billion m3 (estuary town) to 32 billion m3 (Dragon Gate), relatively rich in hydropower resources, the initial planning capacity of 6.092 million kW, guaranteed to contribute 1.258 million kW, annual power output 19.29 billion kW · h. Middle reaches of the Yellow River is the main source of the Yellow River flood sediment, gantry multi-year average sediment load 10.l million t, of which more than 85% range from the mouth of the town to the gantry. Reach for the development of cross-strait and North China Power Grid to provide peaking power, and coal-based Yellow River irrigation water supply and the creation of conditions; the same time striving to intercept sediment, reducing downstream river siltation, reducing the burden of Sanmenxia reservoir flood control.
The Reach development by the long-term research and multi-program comparison, the proposed use of high dams and large reservoirs and low-head power plants and white layout program, top-down arrangement Wanjiazhai, Longkou, bridges, qikou, military crossing, three-way cross, Longmen , yumenkou 3 groups eight steps, you can better adapt themselves to Saudi Arabia and the Yellow River harnessing and development of water requirements. In the eight steps, the bridge hydropower station has been in operation for more than 20 years; Wanjiazhai, moraine mouth and Longmen is the largest three hydropower installed capacity.
10, western Hunan Hydropower Base
Hydropower base in western Hunan Province, Hunan, including submerged, and funding of water and wash water basin. Sanshui basin area of total 137,000 km2, of which about 100,000 km2 in Hunan Province reserves of hydropower resources totaled 10 million kW, of which there are 8.96 million in Hunan Province kW.
Yuan River drainage area 90000 km2, length of 1050km, Hunan Province, in the main stream length 539km, drop 171m, estuaries average flow 2400m2 / s. Yuanshui has shui, Wu, water and other seven tributaries, Ganzhi water energy resources reserves reached 5.38 million kW, the part that may be developed in Hunan Province is about 4.6 million kW, annual power output 20.7 billion kW · h, 60% of them concentrated in the River, 40% in the tributaries (of which the largest share of the West Water). In addition, flood water Yuanshui large, often associated with floods hit the Yangtze River, Dongting Lake region-to-tail Yan and a big threat, therefore, divided by the power generation in the development of task-based, but also solve the flood problem, an appropriate increase downstream flood control standards, to improve the navigation conditions. According to preliminary planning program, to be sub-care Yuanshui River mouth, Hongjiang, An Giang, Tiger River, Oshiro Lake, Wuqiangxi, Lingjintan 7 development, with a total installed capacity of 2.23 million kW, guaranteed to contribute to 618,000 kW, annual power output 10.929 billion kW · h. Tributaries of the scale of 25000 kW installed capacity of more than a total of nine hydropower stations, with a total installed capacity of 1.2053 million kW, guaranteed to contribute to 329.5 thousand kW, annual power output 4.965 billion kW · h, which feng shui on a hydropower station have been completed and 400,000 kW.
Feng Shui length of 389km, drop 1439m, drainage area 18000 km2, most of the territory is located in Hunan Province, the main tributaries are rid of water and drizzle of water. Feng Shui River mouth to be sub-cold water, fish, lake, flower rock, wood Longtan, preferably red bridge, yanbodu, tea, forest river, three Jiangkou, Yan Chau 9 development, with a total installed capacity of 454.2 thousand kW, guaranteed to contribute to 82200 kW, annual power output 1.671 billion kW · h, of which three Jiangkou hydropower station has been completed. River tributaries drizzle water leaching, Jiang mute, closed rock, Changtan River 4 development, the total installed capacity of 1.294 million power plant kW, guaranteed to contribute to 300,000 kW, annual power output 2.919 billion kW · h. Tributary water Huang Hu Xie Hong Kong, New Street, Zhong-Jun Du, zaoshi 4 development, the total installed capacity of 351,000 power station kW, guaranteed to contribute to 5.0l 10000 kW, annual power output 745 million kW · h.
Owned water full 674km, valley area of 29000 km2, multi-year average flow of 780m3 / s, water resources, reserves 1.84 million kW, can be developed and medium-sized hydropower stations a total installed capacity of 1.07 million kW, annual power output to 5.3 billion kW · h. Financing water development programs are: Tuo River (447.5 thousand kW) more than the main cascade hydropower stations are Inuki Tong, hole Tong, Sasa River 3, with a total installed capacity of 166,000 kW, annual power output 792 million kW. The following are deposited Zhexi Xikou, Jintang Chong, Majitang, white bamboo state, Xiu Hill, five hydropower stations with a total installed capacity of 465,000 kW, annual power output 2.23 billion kW · h. Tuo River and the two hydropower stations Majitang has been completed.
Yuan, Feng, capital of Sanshui cascade development programs, the planned total installed capacity of 6.613 million kW, guaranteed to contribute to 1.7016 million kW, annual power output 265.6l 100 million kW · h.
The United States, such as poetry and painting of the Xin'anjiang Reservoir, because of the new China's first hydropower station - Xin'anjiang Hydropower Station formed an artificial lake.
11, Fujian, Zhejiang, Jiangxi hydropower base
Fujian, Zhejiang, Jiangxi and hydropower base, including Fujian, Zhejiang and Jiangxi provinces, theoretical potential of hydropower resources of approximately 23.3 million kW, may be developed installed capacity of about 16.8 million kW. The provinces as follows:
1. Mountains in Fujian Province aspect, streams clouds, abundant rainfall, river gradient large theoretical potential hydropower resources 10.46 million kW, can be developed installed capacity of 7.05 million kW, of which more than 60% concentrated in the Minjiang River, followed by the Han , Jiulong River and other river systems and delivery. Min River is the province's largest river, the main stream length 577km, valley area of more than 60,000 km2, accounting for about half of the province's land area, water resources can be developed installed capacity 4.63 million kW, of which the main stream and its tributaries to build Creek, Shaxi large camphor Creek, Youxi such as water resources development conditions are better. In addition, the upper reaches of Hanjiang River tributary myuang Tingjiang as well as the cross-river hydropower resources development conditions are very favorable. According to a preliminary development plan, Fujian Province can be developed and medium-sized hydropower stations 59, with a total installed capacity of 6.16 million kW. Of which: The main power stations have been built there Gutianxi four steps, an sand, pool Lake, sand Xikou, Fan shield, nozzle, good light, Wan An, water, Dong. To be developed and the more favorable conditions for hydropower are: Tingjiang on the Yongding (cotton beach) hydropower station, with a total capacity of 2.214 billion m3, installed capacity of 600,000 kW, guaranteed to contribute to 88000 kW, annual power output 1.51 billion kW · h, flooded farmland 3.82 million mu, migration, population 34600 people and it is the only southwest Fujian has a good storage capacity of the hydropower station, may serve as parts of the region and Guangdong Qian power supply and peak shaving services, and reduce flood plains Chaoshan . Jinshan hydropower installed capacity of 40000 kW, annual power output 140 million kW · h, is more than Tingjiang River Shanghang River cascade in a medium-sized power plants, small scale projects, flooding 800 acres of arable land, migration, population 1,200 , good economic returns. Youxi street-level hydropower station, located in the upper reaches of Shuikou hydropower installed capacity of 400,000 kW, guaranteed to contribute to 52600 kW annual power output 598 million kW · h, the total reservoir capacity of 2.37 billion m3, inundated 2.94 million mu of arable land, migration and population 3.3l 10000 people, when completed, to improve the outlet of hydropower to contribute to the guarantee. Other tributaries of the Minjiang River has a good hydropower development sites, such as the construction of the river anfengqiao (180,000 kW), large camphor Creek on Chung Hau (52000 kW), Youxi water on the East (5.1 10000 kW), Shaxi Xikou Wing to Sand River cascade of high-sand (50000 kW) and so on hydropower. In addition, the development of the qin myuang Creek on the Mountain (60000 kW), Zhouning (250,000 kW) 2 cascade hydropower stations, to promote the development of industrial and agricultural production in eastern Fujian Province have a great meaning.
2. Theoretical potential hydropower resources of the province, Zhejiang, 6.06 million kW, can be developed installed capacity of 4.66 million kW. Qiantang River in the territory of the largest, mainstream length of 424km, valley to the plot 42000 km2, basin-wide installed capacity of hydropower resources can be developed 1.93 million kW; followed by the Ou River, main stream length of 376km, valley area 18000km2, in the upper reaches of river Multi-segment Canyon, drop large, water abundant hydropower resources can be developed installed capacity of 1.67 million kW, the development conditions were better. Originated in Zhejiang, Fujian and at the junction of Cave Temple Hill Feiyun River hydropower resources can be developed installed capacity of about 400,000 kW, development of more favorable conditions. According to a preliminary development plan, Zhejiang Province, can be developed 22 large and medium hydropower installed capacity of 4.31 million kW. One of the main hydropower stations have been built there Xin'anjiang, Fuchunjiang, Hunan town huangtankou, Jinshuitan, Tong, Maple Ridge. Qiantang River as a major power station has been developed, the future development focus is still Oujiang. Oujiang river-wide installed capacity of 1.46 million station plan kW, the cascade power stations to the provincial network and the East China power grid, transmission distance closer. In addition to Jinshuitan and tong, the Beach Pit sufficient conditions for exploiting the comparative advantage of the large-scale hydropower. The power plant installed capacity 600,000 kW, guaranteed to contribute to 83600 kW, annual power output 1.035 billion kW · h, the total capacity of 4.15 billion m3 reservoir inundated about 3.1 million mu of arable land, migration and population of about 4.3 million people, can be multi-adjustable, power generation, greater efficiency. Fei Jiang Shan Hydropower Station on the installed capacity of 240,000 kW, guaranteed to contribute to 40200 kW, annual power output 434 million kW · h, the total capacity of 2.858 billion m3 reservoir flooded about 1.22 million mu of arable land, migration and population of 30300 people, a comprehensive utilizing large, preparatory work for a good foundation. Beach Pit and Shanxi two should advance development and utilization of hydropower. In addition, the proposed extension of Xin'anjiang, Hunan town, such as hydropower Huangtankou, expanding the size of machine, respectively 90.25,10.0,5.2 million kW.
3. Jiangxi Province in the relative lack of energy, but the mountains and rivers and more theoretical potential of hydropower resources of about 6.82 million kW, can be developed installed capacity of 5.11 million kW. Gan River longitudinal central province, the river length 769km, valley area of 83500 km2, water resources can be developed installed capacity of 2.2 million kW, is the province's most resource-rich river water. Secondly, such as Xiushui, Zhang water tributaries of Utah Jiang, Nadekawa there are some good hydro dam. According to a preliminary development plan, Jiangxi Province and medium-sized hydropower stations 37 can be developed, installed capacity of 3.7 million kW. Which have been built mainly hydroelectric power station extension forest, on the Utah Jiang and Wan-an. As Jiangxi Province over hills, valleys and basins and white, flood loss so large as to most of the hydropower station is not developed. Focus on the future development of Xiushui and the Gan River. Xiushui tributaries dongjin power plants, installed capacity of 60000 kW, guaranteed to contribute to 10500 kW, annual power output 116 million kW · h, the total reservoir storage capacity of 795 million m3 flooded 7860 acres of arable land, migration and population of about 8600 people, 1988 has been further optimized design, overall efficiency is good, yes Xiushui the "dragon head" station. Power compensation under the run-off needs to be expanded Zhelin Hydropower 200,000 kW. According to the State Planning Commission in October 1990 approved the "Gan River in Jiangxi Province River Basin Planning Report," Gan Jiang River downstream river by Wan An, Taihe, Shi Hu Tong, Three Gorges, Wing Tai, Longtoushan six steps for development , the recent focus on the development of Wan-an, to the Three Gorges River.
Changbai Mountain Jingpohu
12, Northeast hydropower bases
Hydropower base in the northeast border river, including Heilongjiang River, Mudanjiang River, the second upper reaches of the Songhua River, Yalu River valley (including the Hun River) and the Nen River basin, the planned total installed capacity of 11.3155 million kW, annual power output 30.868 billion kW · h. The river or river basin are briefly explained below:
1. Heilongjiang River Heilongjiang River on the border stream full-length 2890km, the natural drop 3l3m, water resources, reserves (640 / 2) 10000 kW. Heilongjiang, the middle reaches of the Sino-Soviet border rivers with a total length 1890km. Midstream taipinggou Canyon, Canyon exit taipinggou control of the drainage area for more than 866,000 km2, multi-year average flow of 4720m3 / s. Upstream from the Middle Kingdom to the Zeya Luo estuary length 895km, mostly mountainous, concentrated most of the gap in Heilongjiang, engineering, geological and topographic conditions better, the choice of dam more. Most of the river section of this community are in the upper reaches of power plant dam. The middle reaches from the mouth to the Zeya Fuyuan (Ussuri River mouth) length of 995km, the average river gradient is about 0.09 ‰, because the two sides open flat terrain, and affected by the flood control dam for the development of small, only in taipinggou Canyon near Exit taipinggou has favorable conditions for the construction of hydropower stations. The main advantage of this sector of the river section is abundant water, good geological conditions, construction materials sufficient traffic conditions in general, can be arrived by boat on the dam. Heilongjiang's development objective is power generation, flood control and navigation, to the main electricity generation. After the Soviet Union a number of contacts between the two countries, both developed by the major goals are different emphases, but for the joint development of Heilongjiang River is a positive, a number of problems in the talks has been made in the same or essentially the same views. At present, the Chinese side of Heilongjiang on the middle reaches of the conditions of a development of eight dam to form the cascade development of the nine comparison programs, to analyze and compare the initial planning of the total installed capacity of (820 / 2) 10000 kW, guaranteed to contribute to (187.4 / 2) 10000 kW, annual electricity production (270.88 / 2) 100 million kW · h. Heilongjiang cascade development is still in the planning stage.
2. Mudanjiang Mudanjiang River downstream of the right bank of the Songhua River, a major tributary to control the drainage area 39038km2, length of 705km, the natural drop 869m, water resources, reserves 516.8 thousand kW, total installed capacity of hydropower resources can be developed 1.071 million kW, have been developed 13.2 10000 kW (including hydropower Jingpohu 96000 kW, while several small hydropower stations). Mudanjiang downstream to the Yangtze River Tun Chaihe between the rich in hydropower resources, stretching high and steep mountain sides, valleys, narrow, there are good conditions for the construction of hydropower stations, planning recommendation lotus, Erdaogou Yangtze Tuen three development programs, Lotus for the first phase of project. This three total installed capacity of hydropower stations 820,000 kW, accounting for 939,000 kW of resources to be developed to 87%. Heilongjiang Province Mudanjiang River Basin is located in the central part of the eastern power grid, close to the electricity load centers, the region north-south transportation network, transportation is very convenient. Topographic conditions of major dam good, dam near the soil stone sufficient; adverse conditions are reservoir inundation losses. Mudanjiang development objective is to generate electricity mainly both flood control and irrigation. The first phase of the project Lotus hydropower station, located in Magnolia Township in Hailin County, three sets at the village 2km downstream of the reservoir total storage capacity 42.14m3, have many years of adjusting performance, is a key project Mudanjiang cascade development. Power plant installed capacity of 440,000 kW, guaranteed to contribute to 62000 kW, annual power output 800 million kW · h. Stone dam near the soil is rich in reclaimer easy terrain to facilitate construction of the proposed earth dam. The main problem is submerged more than others, take 80000 mu of farmland inundated, immigration into the 36300.
3. Second Songhua River Songhua river upstream second chief of 803km, the natural drop 1556m, which can make use of drop 613.7m; drainage area 74345km3, of which more than the control Fengman Hydropower accounts for 58% of the drainage area; the mouth of multi-year average flow of 538m3 / s. Basin water resources theory of deposits was 1.3816 million kW, can be developed hydropower sites have 58 installed capacity of 3.8124 million kW, annual power output 7.093 billion kW · h; has been developed 13 hydroelectric installed capacity of 2.4633 million kW, accounting for 65% of installed capacity can be developed. Among the larger institutions have a second Songhua River on the fullness, Redstone, Baishan three hydropower stations, a total installed capacity of 2.424 million kW (including fullness Enlargement 170,000 kW), accounting for 98% of installed capacity has been developed .
4. The Yalu River (including the Hun River) as the Yalu River, Korea and the two boundary rivers, all s more than 800 km, from the Changbai County, to drop into the sea about 680m, a total drainage area 59143km2, China accounted for 32000km2 side when the mouth except North Korea trans-basin diversion 5326km2). River area is a continental climate, abundant rainfall in the basin, multi-year average rainfall of 87lmm, from upstream to downstream increase. Most of the Yalu River in the mountains, river bend, the more steep than the drop, reserves of hydropower resources of the main stream about (212.5 / 2) 10000 kW. River to the mouth from the Changbai County, after China, North Korea both sides, and currently a total of 12 steps, that is, pointed south, on the Wei-son, 13 Erdaogou, 12 Bay, 9 Erdaogou, Linjiang, Yunfeng , Phellodendron, Weiyuan, water Fung, Pacific Bay, meaning the state, the total installed capacity of power plants (253.3 / 2) 10000 kW, an annual generation capacity (100 / 2) 100 million kW · h. One medium-sized hydropower stations have been built there Yunfeng, Wei-yuan, Pacific Bay, the water abundance 4; out the preliminary design are: Linjiang and two hydropower plants in Sinuiju, a total of six hydropower installed capacity (228 / 2) 10000 kW, year generating capacity (91.2 / 2) 100 million kW · h.
5. Nen River Nen River is the source of the Songhua River, from the cradle to the Sancha River length 1106km, drainage area 260665km2. Basin is a continental climate, hot and rainy in summer, winter, cold dry, usually in the 500mm annual rainfall is about 6 to September rainfall accounts for 70 ~ 80%. Nen River Basin water resources are mainly distributed in the mainstream and its tributaries on the right (Gan River, Tenormin River, chaor River, Taoer River), according to preliminary planning, can be developed 3 ~ 250,000 kW of cascade hydropower stations 15, with a total installed capacity of capacity of 1.266 million kW, guaranteed to contribute to 264.5 thousand kW, annual power output 3.428 billion kW · h. For the River Nen River upstream of the town above, the preliminary recommendation is currently lying Du River, nest River, solid-solid river, kumo Tuen four development programs, solid-solid River Hydropower Station for the first phase of the project. The power station installed capacity 175,000 kW, guaranteed to contribute to 34900 kW, annual power output 420 million kW · h, the total capacity of 9.437 billion m3 reservoir inundated nearly 9 million mu of arable land, migration more than 5400. Middle River (Nen Town to Boosey) and Boosey water conservancy project is an irrigation, flood control mainly with large-scale comprehensive utilization of power generation projects, but also North-South Water Transfer Project of the major water projects. The hub of the total reservoir storage capacity is 6.312 billion m3, power plant installed capacity of 250,000 kW, guaranteed to contribute to 37300 kW, annual power output 660 million kW · h. Tributaries - Gan glandulosa Jiatun hydropower better conditions, has twice made a preliminary design phase of the survey and design. The power plant installed capacity of 123.3 thousand kW, guaranteed to contribute to 24600 kW, annual power output 331 million kW · h, the total reservoir capacity of 2.55 billion m3, of about 5.58 million mu of arable land inundated, migration of about 9,500 people. Development objectives in order to power the main power station, taking into account the downstream flood control. The downstream segment of the water resources are mainly distributed in the right side of the tributaries (Tenormin River, chaor River and Taoer River), on small and medium hydropower stations are the specific development plan to be studied in future river basin planning to determine.