Hydro Power
Pubugou Dam China
Pubugou Dam is a hydroelectric dam located on the Dadu River in Sichuan Province, China. It is one of the largest dams in the world in terms of electricity generation capacity, with a total installed capacity of 4,200 megawatts.
Pubugou Dam Specifications
| Specification | Value |
|---|---|
| Location | Yalong River, Sichuan Province, China |
| Type | Concrete arch dam |
| Height | 314 meters (1,030 feet) |
| Length | 535 meters (1,755 feet) |
| Capacity | 3,600 megawatts |
| Construction Start | 2008 |
| Construction Completion | 2014 |
| Operator | Sichuan Energy Investment Group |
| Purpose | Hydroelectric power generation |
| Reservoir | Pubugou Reservoir |
| Reservoir Capacity | 5.4 cubic kilometers (1.3 cubic miles) |
Note: These specifications may have changed slightly over time due to maintenance or modifications.
Construction of the dam began in 2005 and was completed in 2010. The dam stands at a height of 170 meters and has a crest length of 488 meters. Its reservoir has a capacity of 14.4 billion cubic meters and a surface area of 96.5 square kilometers.
The primary purpose of the Pubugou Dam is to generate electricity for the Sichuan region, which has experienced rapid economic growth in recent years. The dam is also intended to provide flood control and improve navigation on the Dadu River. However, the construction of the dam has also been controversial, as it has displaced thousands of people and caused environmental concerns, including impacts on the local fisheries and wildlife.
History of Pubugou Dam China
The idea of building a dam on the Dadu River in the Pubugou area was first proposed in the 1950s, but it wasn't until the 1990s that serious planning and feasibility studies were conducted. The project was eventually approved by the Chinese government in 2002, and construction began in 2005.
The construction of the Pubugou Dam was a massive undertaking, involving the relocation of over 100,000 people and the inundation of several towns and villages. The project was also plagued by geological challenges, as the area is prone to landslides and earthquakes. In fact, the Wenchuan earthquake, which occurred in 2008 and was one of the deadliest in Chinese history, had a significant impact on the construction of the dam.
Despite these challenges, the Pubugou Dam was completed on schedule in 2010. Since then, it has become an important source of electricity for the Sichuan region, helping to power its rapidly growing economy. However, the construction of the dam has also been controversial, as it has caused significant environmental and social impacts, including the displacement of thousands of people and the loss of important fisheries and wildlife habitats.
Pubugou Dam China - Technology
The Pubugou Dam is a concrete gravity dam, which means that its weight and shape hold back the water in the reservoir. The dam stands at a height of 170 meters and has a crest length of 488 meters.
The dam's hydroelectric power plant contains 12 Francis turbine generators, each with a capacity of 350 megawatts, for a total installed capacity of 4,200 megawatts. The generators are housed in an underground powerhouse that is located at the base of the dam.
The dam also features a spillway, which is used to release excess water from the reservoir during periods of heavy rainfall or snowmelt. The spillway has a capacity of 17,440 cubic meters per second.
To ensure the safety and stability of the dam, a range of advanced technologies and engineering techniques were employed during its construction. These included advanced seismic monitoring and analysis tools, as well as sophisticated modeling and simulation software to assess the dam's performance under different operating conditions. Additionally, the project employed advanced construction techniques, such as the use of high-strength concrete and the installation of an extensive drainage system to prevent water from accumulating behind the dam.
Pubugou Dam China - Operator
The Pubugou Dam is owned and operated by the China Three Gorges Corporation, which is a state-owned enterprise responsible for the development and operation of hydropower projects in China. The corporation was established in 1993 and is headquartered in Yichang, Hubei Province.
China Three Gorges Corporation is one of the world's largest hydropower operators, with a total installed capacity of over 100,000 megawatts. In addition to operating the Pubugou Dam, the corporation also owns and operates other large hydroelectric projects in China, including the Three Gorges Dam, which is the world's largest hydroelectric power plant.
As a state-owned enterprise, China Three Gorges Corporation is subject to the regulations and oversight of the Chinese government. The corporation is also subject to international standards and guidelines for the operation and maintenance of hydropower projects, such as those established by the International Hydropower Association and the World Bank.
Pubugou Dam China - Cost and Financial
The exact cost of building the Pubugou Dam is not publicly available, but it is estimated to have been in the range of several billion dollars. The project was financed through a combination of government funding, loans from Chinese banks, and contributions from private investors.
The dam is operated by the China Three Gorges Corporation, which is a state-owned enterprise that is responsible for the development and operation of hydropower projects in China. As a result, the dam's operating and maintenance costs are primarily funded by the corporation and ultimately by the Chinese government.
The Pubugou Dam generates revenue primarily through the sale of electricity to the grid. The dam's 12 Francis turbine generators have a total installed capacity of 4,200 megawatts, which makes it one of the largest hydroelectric power plants in the world. The electricity generated by the dam is used primarily to power the rapidly growing economy of the Sichuan region, which includes major industrial and commercial centers such as Chengdu, the region's capital.
In addition to its revenue generation potential, the Pubugou Dam is also intended to provide flood control benefits and improve navigation on the Dadu River. These benefits are difficult to quantify in financial terms, but they are considered to be important factors in the overall economic and social value of the project.
Pubugou Dam China - Energy Contribution
The Pubugou Dam is a major contributor to China's energy supply, with a total installed capacity of 4,200 megawatts. It is one of the largest hydroelectric power plants in the world, and the electricity it generates is primarily used to power the rapidly growing economy of the Sichuan region.
The dam's 12 Francis turbine generators are capable of producing approximately 20.3 billion kilowatt-hours of electricity per year, which is equivalent to the annual electricity consumption of more than 6 million households in China. The electricity generated by the dam is sold to the grid and distributed throughout the region, helping to meet the growing demand for electricity in urban and industrial centers such as Chengdu.
In addition to its contribution to China's energy supply, the Pubugou Dam also provides important benefits in terms of flood control and water management. The dam's reservoir can hold back large volumes of water during periods of heavy rainfall or snowmelt, helping to reduce the risk of flooding downstream. The dam's operation also helps to regulate the flow of the Dadu River, which is an important source of water for agriculture, industry, and other uses in the region.
Conclusion for Pubugou Dam China Review
The Pubugou Dam, also known as the Ertan Dam, is a major hydroelectric dam located in southwestern China. It was completed in 2000 and is considered one of the largest hydroelectric power stations in China, with a capacity of over 3,000 MW.
The dam has played an important role in providing clean energy to the surrounding region, as well as controlling flooding and improving navigation on the Yangtze River.
However, the construction of the dam has also had negative impacts on the environment and local communities. The dam has caused the displacement of thousands of people and the inundation of valuable agricultural land. The reservoir created by the dam has also altered the local ecosystem, causing changes in water quality and affecting fish populations.
While the Pubugou Dam has provided significant benefits in terms of energy production and flood control, its construction has also had significant negative impacts. As with many large-scale infrastructure projects, it is important to carefully consider both the benefits and costs before proceeding with such developments in the future.