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A short swirl chamber

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Abstract

The flow in a short air-operated swirl chamber is studied by contactless methods. An engineering technique is suggested to calculate the parameters of a swirled gas flow in this chamber.

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Abbreviations

D 0,R 0 :

peripheral diaraeter and the swirl chamber diameter, m

d 0,r 0 :

diameter and radius of discharge opening of the swirl chamber, m

F :

total area of intake channels, m2

n :

power index in the equation for circumferential velocity

V, U, W :

circumferential, radial, and axial velocities, m/sec

V 0,U 0 :

circumferential and radial velocities at the boundary of the flow core, m/sec

V in :

mean-mass velocity in intake channels, m/sec

V p :

circumferential velocity at the boundary of the zone of quasipotential flow, m/sec

ɛ:

coefficient of velocity conservation at the boundary of the flow core

G :

mass flow rate of gas, kg/sec

P :

static pressure, Pa

T :

static temperature, K

n 1 :

polytrope index

μ:

dynamic viscosity, N·sec/m2

P 0 :

static pressure at the boundary of the flow core, Pa

T 0 :

static temperature at the boundary of the flow core, K

c p :

gas heat capacity, J/(kg·K)

R :

universal gas constant, J/(kg·K)

References

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    E. P. Sukhovich, “Study of gas dynamics of swirl chambers”, Deposited VINITI, No. 4457-72 Dep. (1972). Inzh.-Fiz. Zh.,23, No. 4, 762–763 (1972).

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    D. N. Wormley, Teor. Osnovy Inzh. Raschyotov, No. 2, 145–159 (1969).

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    N. A. Kostin, L. P. Podenok, and L. I. Sharakhovskii, Extended Abstracts of Papers Presented at IX All-Union Conference on Low-Temperature Plasma Generators, Frunze (1983), pp. 330–331.

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    V. A. Schwab, Inzh.-Fiz. Zh.,6, No. 2, 102–108 (1963).

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    J. P. Holman and G. D. Moore, Trans. ASME, D83, No. 4, 632–636 (1961).

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Additional information

Academic Scientific Complex “Luikov Heat and Mass Transfer Institute of the Academy of Sciences of Belarus,” Minsk, Belarus. Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 68, No. 5, pp. 827–833, September–October, 1995.

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Kostin, N.A. A short swirl chamber. J Eng Phys Thermophys 68, 673–677 (1995). https://doi.org/10.1007/BF00858070

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Keywords

  • Statistical Physic
  • Engineering Technique
  • Contactless Method
  • Swirl Chamber
  • Short Swirl