2. Energy Equation on static parameters

image-20240116145207493

3. Ddefinition of gas-dynamic functions and their purpose

They are dimensionless functions of the deceleration parameters and the criteria for the velocity regime of the flow M or $\lambda$

M-Mach number

$\lambda$-reduced speed

image-20240113144625857

5. Basic kinematic relation for a direct jump

image-20240116142459426

Total pressure will either be constant or decrease, which represent reversible and irreversible respectively.

6. The law of reversal of influence for thermal influence

image-20240113151738496

a-speed of sound.

7. Darcy's formula

待解决 (local loss

$$ l = \xi_{fr} \frac l d \frac {W^2} 2 $$

15. Thrust formula

image-20240113154821398

19. Momentum equation in gas-dynamic form

待办:回头推一下

20. Equation for calculating exergy losses from irreversibility

image-20240113161107839

这里少了一个$\nabla$

22. Purpose of the nozzle.

image-20240113161327668

25. Weisbach formula.

$$ l_{locali} = \xi_{i} \frac {W_i^2} {2} $$

27. Formula for calculating braking pressure loss in a forward shock.

疑似:

image-20240116143244558

29. Integral energy equation in thermal form for an elementary trickle

image-20240113171918016

image-20240113171927994

31. The equation of momentum in gas-dynamic form, written in terms of total pressure.

给了

35. Continuity equation based on braking parameters

image-20240113163954640

39and41. changing the state of gas

image-20240116143527054

修正:

$$ P = (G_a + G_g) w_c - G_a w_p + (p_c - p_H)F_c , \text{for turbine} \\ P = G w_c + (p_c - p_H)F_c, \text{for rocket engine} $$

42. Critical parameters

待解决

43. Bernoulli's equation in differential form

image-20240116144622021

45. Bernoulli's equation for an incompressible fluid in integral form

image-20240116181802401

46. Flow coefficient for nozzle

48. Energy equation energetically isolated system

image-20240116175620584

Let the left hand side equal zero.

49. Energy euqation total parameter

$$ e = C_p T^* $$

54. Differential energy equation in mechanical form

image-20240113171739739

58. Flow equation based on static parameters

Total parameters:

$$ G = m \frac {p^* q(\lambda) F} {\sqrt{T^*}}, \text{where } m \text{ is called flow rate constant} $$

最后修改:2024 年 01 月 19 日
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