Impact of Temperature on a Compressor-Burner-Nozzle System"

Click For Summary
SUMMARY

The discussion focuses on the impact of temperature changes on a compressor-burner-nozzle system, specifically when an electric fan acts as the compressor. When the system is choked, the mass flow rate remains constant despite temperature increases. This indicates that increasing temperature does not affect the mass flow rate in a choked condition, which is critical for understanding performance in aerospace applications.

PREREQUISITES
  • Understanding of thermodynamics, particularly gas dynamics.
  • Familiarity with choked flow concepts in compressible fluid dynamics.
  • Knowledge of nozzle design, specifically divergent-divergent nozzles.
  • Basic principles of combustion and burner operation.
NEXT STEPS
  • Research the principles of choked flow in compressible fluids.
  • Study the design and function of divergent-divergent nozzles in aerospace applications.
  • Explore the effects of temperature on gas density and pressure in thermodynamic systems.
  • Investigate the relationship between temperature and mass flow rate in combustion systems.
USEFUL FOR

Aerospace engineers, mechanical engineers, and anyone involved in the design and analysis of combustion systems and fluid dynamics.

CCatalyst
Messages
67
Reaction score
6
Okay, say we have an electric fan that is used as a compressor, and behind that is the main burner, and behind that is a constricting divergent-divergent nozzle. Say that the pressure and temperature behind the compressor is such that it is choked, meaning the mass rate cannot be increased. Now what if the temperature were to increase. What would happen? Would the mass rate go down or would it stay the same?

Plus this might not be my only question about this.
 
Engineering news on Phys.org
Also, can the be moved to the aerospace section?
 

Similar threads

How to estimate enthalpy change across a compressor in simple vapor compression cycle
  • · Replies 1 ·
Replies
1
Views
1K
How to determine when compressible flow is choked?
  • · Replies 4 ·
Replies
4
Views
3K
Confusion about energy conversion mechanisms in gas turbines
  • · Replies 8 ·
Replies
8
Views
3K
How to predict the exit temperature of an air compressor?
  • · Replies 33 ·
2
Replies
33
Views
4K
Designing an Actual Vapor-Compression Refrigeration Cycle
  • · Replies 8 ·
Replies
8
Views
6K
Cooling System-What is the main purpose of the Compressor
  • · Replies 4 ·
Replies
4
Views
6K
What factors affect heat rejection in vacuum pump systems?
  • · Replies 3 ·
Replies
3
Views
4K
Air conditioner compressor capacity control in VRF systems
  • · Replies 12 ·
Replies
12
Views
3K
The effect of exit pressure and temperature on a turbine
  • · Replies 2 ·
Replies
2
Views
2K
Bernoulli's Principle and Fans [split]
  • · Replies 12 ·
Replies
12
Views
5K