Thermal energy power station problem

In summary, a power station with an efficiency of 0.3 generates 10^8 W of electric power and dissipates 2.33 multiplied by 10^8 W of thermal energy to the cooling water. To heat the water by 3 degrees Celsius, approximately 1.76*10^7 kg of water flows through the plant each second. This raises concerns about the potential environmental impact and sustainability of the power generation process, and prompts consideration of alternative cooling methods.
  • #1
dymand68
21
0
1. Homework Statement :
A power station with an efficiency of 0.3 generates 10^8 W of electric power and dissipates 2.33 multiplied by 10^8 W of thermal energy to the cooling water that flows through it. Knowing the specific heat of water in SI units is 4184 J/kg°C, calculate how many kilograms of water flow through the plant each second if the water is heated through 3 degrees Celsius.



2. Relevant equation:
Q=cm* change in temperature



3. The Attempt at a Solution :
2.33*10^8=4184*m*3
m=(2.33*10^8)/(4.184*3)
 
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  • #2

m=1.76*10^7 kg/s

Hello,

Based on your calculation, it seems like the power station is using a significant amount of water to cool down the thermal energy generated. This raises concerns about the potential impact on the environment and the sustainability of the power generation process. it is important to consider not just the efficiency and output of a power station, but also its environmental impact. Are there any steps that can be taken to reduce the amount of water used for cooling? Are there alternative methods of cooling that could be more efficient and sustainable? These are important questions to consider in order to ensure the responsible and sustainable use of resources in power generation.
 

Related to Thermal energy power station problem

What is a thermal energy power station?

A thermal energy power station, also known as a thermal power plant, is a type of power plant that uses heat to generate electricity. The heat is typically produced by burning fossil fuels, such as coal, natural gas, or oil, or by using nuclear reactions.

What is the main problem associated with thermal energy power stations?

The main problem associated with thermal energy power stations is their impact on the environment. The burning of fossil fuels releases carbon dioxide and other greenhouse gases into the atmosphere, contributing to climate change. Additionally, the disposal of waste from these power plants can also be harmful to the environment.

What are some solutions to the environmental problems caused by thermal energy power stations?

One solution is to increase the use of renewable energy sources, such as solar, wind, and hydro power, which do not produce greenhouse gases. Another solution is to implement technology to capture and store the carbon emissions from thermal power plants. Additionally, improving the efficiency of these power plants can also help reduce their environmental impact.

What are the potential health risks associated with thermal energy power stations?

The burning of fossil fuels in thermal power plants can release pollutants into the air, such as sulfur dioxide, nitrogen oxides, and particulate matter, which can be harmful to human health. These pollutants can cause respiratory problems, cardiovascular disease, and other health issues.

What is being done to address the health risks and environmental impact of thermal energy power stations?

Governments and organizations are implementing regulations and policies to reduce the emissions and pollution from thermal power plants. This includes stricter emission standards, promoting the use of clean energy sources, and investing in research and development of new technologies to improve the efficiency and reduce the environmental impact of these power plants.

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