The Anan Power Station is a key infrastructure asset in Japan's power generation grid, located on the continent of Asia. Designated as a fossil fuel electricity generation station, the facility features an installed capacity of 900 MW. Its primary operation relies on harnessing gas energy resources to generate bulk electricity. Operational management and ownership of the facility are handled by the Shikoku Electric Power, which oversees daily maintenance and grid dispatch integration. The facility was officially connected to the commercial grid in 2003, since which it has maintained regular output, playing a structured role in domestic power supply security. In terms of domestic production capacity within Japan, Anan Power Station occupies the #36 position among all operational gas power plants. Its 900 MW capacity represents a 0.93% share of Japan's total installed gas generating capacity, which currently stands at 96,324 MW. The largest operational gas installation in Japan is the Kashima Power Station with an output of 5,660 MW, making the Anan Power Station approximately 6.3 times smaller by comparison. Across all fuel types and electricity generation technologies country-wide, this facility accounts for 0.2509% of Japan's aggregate generation capacity of 358,713 MW. Based on historical capacity factors characteristic of gas power plants (modeled at 40% for analysis), the facility's expected annual electricity generation is calculated at approximately 3,153,600 MWh. Applying domestic consumption statistics where an average household in Japan consumes 3 MWh of electricity annually, this level of production is sufficient to meet the energy demands of roughly 1,051,200 homes. By utilizing traditional thermal power processes, the station delivers reliable dispatchable energy to the grid, supporting grid resilience during periods of low renewable resource availability and satisfying industrial base-load demands. The physical site of the station is located at geographic coordinates 33.8792° latitude and 134.6533° longitude. Analysis of local grid infrastructure shows a density of other assets within a 50-kilometer radius. These nearby facilities include the J-POWER Tachibana-wan power station (coal-fired, 2100 MW), the Anan (oil-fired, 1245 MW), the Shikoku Tachibana-wan power station (coal-fired, 700 MW), representing a cluster of localized power assets. This geographic placement is vital for reinforcing regional distribution infrastructure and minimizing transmission line losses across this sector of Japan.
23 years old
Japan, Asia
Location
Estimates based on Gas emission factor (490 g CO₂/kWh) and capacity factor (45%). Actual emissions may vary based on operating conditions, efficiency, and fuel quality.
Technical Details
- Primary Fuel Type
- Gas
- Energy Source
- Non-Renewable
- Country
Japan- Continent
- Asia
- Data Source
- Global Power Plant Database
Anan Power Station: A Key Gas-Fired Facility in Japan's Energy Landscape
The Anan Power Station is a significant gas-fired power generation facility located in Japan, with a total capacity of 900 megawatts (MW). Owned and operated by Shikoku Electric Power, this power plant plays a crucial role in Japan's energy sector, particularly as the country seeks to balance its energy mix and ensure a stable supply of electricity. The facility utilizes natural gas as its primary fuel source, which is known for being a cleaner alternative to coal and oil in terms of carbon emissions. This transition to gas-fired power plants aligns with Japan's commitment to reduce greenhouse gas emissions and enhance energy efficiency in the wake of the Fukushima nuclear disaster in 2011, which highlighted the need for diversification of energy sources.
Technical details regarding the fuel type reveal that natural gas is primarily composed of methane, a hydrocarbon that, when burned, produces significantly lower levels of pollutants compared to traditional fossil fuels. The combustion of natural gas emits approximately 50% less carbon dioxide than coal, making it a preferred choice for power generation in many countries, including Japan. Additionally, gas-fired power plants like Anan are known for their flexibility and quick response times, allowing them to adjust output based on demand fluctuations, which is particularly vital in a country with a high reliance on renewable energy sources such as wind and solar.
The environmental impact of the Anan Power Station is relatively favorable compared to older coal-fired plants, as it contributes to reduced air pollution and lower carbon emissions. However, the extraction, transportation, and processing of natural gas can still result in methane leaks, which are a potent greenhouse gas. Therefore, while the Anan Power Station represents a step towards cleaner energy production, ongoing efforts in emissions management and technological advancements are necessary to mitigate its environmental footprint further.
Regionally, the Anan Power Station is integral to the energy infrastructure of Shikoku, one of Japan's four main islands. It supports the local economy by providing reliable electricity to residential, commercial, and industrial sectors, contributing to the region's growth and development. The power plant also plays a part in stabilizing the electricity supply in the context of Japan's overall energy strategy, which increasingly emphasizes energy security and sustainability. By leveraging natural gas, the Anan Power Station exemplifies a crucial shift in Japan's approach to energy production, aiming to create a more resilient and environmentally responsible energy future.
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Gas Power Generation: An Overview of Its Mechanisms, Benefits, and Future Prospects
Gas power generation is a significant component of the global energy landscape, characterized by the use of natural gas to produce electricity. This process typically involves either gas turbines or combined cycle gas plants. In a gas turbine, compressed air is mixed with natural gas and ignited, producing high-temperature exhaust gases that spin a turbine connected to a generator. Combined cycle plants enhance efficiency by utilizing both gas and steam turbines. After the gas turbine generates electricity, the waste heat is used to produce steam, which drives a steam turbine, thereby maximizing energy extraction from the fuel.
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