What is the Energy Required to Compress Air from 1 atm to 50 atm?

In summary, The person is asking for help with a problem involving compressing air. They want to know the amount of energy needed (in kwh) to compress 10 m3 of air from 1 atm to 50 atm. They also request the calculation pattern and are reminded to show their work in order to receive help.
  • #1
mircea
1
0
hello, I am looking for help to solve a problem.
what's the amount of energy (in kwh) needed to compress 10 m3 of air at 1 atm to 50 atm?
please send me the calculation pattern too.
thanks
 
Physics news on Phys.org
  • #2
You need to show your work to get helped here. So what did you try and where did you get stuck?
 
  • #3
mircea said:
hello, I am looking for help to solve a problem.
what's the amount of energy (in kwh) needed to compress 10 m3 of air at 1 atm to 50 atm?
please send me the calculation pattern too.
thanks
What is the expression for work done on the gas?

AM
 
  • #4
Hi there:
Check out http://members.aol.com/engware/calc4.htm [Broken] and
http://members.aol.com/engware/calc7.htm [Broken]

Thanks,
Gordan
PS
You have to provide by hand calculation the final answer ...
 
Last edited by a moderator:

1. What is the purpose of compressing air?

Compressing air is often used for industrial purposes, such as powering pneumatic tools or operating machinery. It can also be used for storage of energy, as compressed air can be released to power turbines for electricity generation.

2. How is the energy needed to compress air calculated?

The energy needed to compress air can be calculated using the formula: E = P * V * ln(P2/P1), where E is the energy in joules, P is the pressure, V is the volume, and ln is the natural logarithm. This formula takes into account the initial and final pressure levels, as well as the volume of air being compressed.

3. What factors affect the energy needed to compress air?

The main factors that affect the energy needed to compress air are the initial and final pressure levels, the volume of air being compressed, and the efficiency of the compressor. Other factors such as ambient temperature and humidity can also have an impact on the energy needed.

4. What are the different methods of compressing air?

There are several methods of compressing air, including positive displacement compressors (such as reciprocating and rotary screw compressors) and dynamic compressors (such as centrifugal and axial compressors). Each method has its own advantages and is used for different applications.

5. How can energy efficiency be improved when compressing air?

To improve energy efficiency when compressing air, it is important to properly maintain and regularly service the compressor. This includes checking for leaks, ensuring proper lubrication, and using the correct air pressure for the specific application. Additionally, investing in more efficient compressor technology can also help reduce the energy needed to compress air.

Similar threads

  • Introductory Physics Homework Help
Replies
5
Views
362
  • Introductory Physics Homework Help
Replies
1
Views
137
  • Introductory Physics Homework Help
Replies
3
Views
408
  • Introductory Physics Homework Help
Replies
6
Views
1K
  • Introductory Physics Homework Help
Replies
9
Views
1K
  • Introductory Physics Homework Help
Replies
4
Views
365
  • Introductory Physics Homework Help
Replies
8
Views
894
  • Introductory Physics Homework Help
Replies
2
Views
1K
  • Introductory Physics Homework Help
Replies
8
Views
663
  • Introductory Physics Homework Help
Replies
12
Views
4K
Back
Top