A method of predicting the pressure drop during steam/water flow through orifices is presented, which extends an existing procedure to give improved agreement with experiment at conditions of low dryness fraction.
Get full access to this article
View all access options for this article.
References
1.
BottomleyW. T.‘Flow of boiling water through orifices and pipes’, Trans. North-East Coast Instn Engrs Shipbuilders1936–3753, 65–100.
2.
CollinsD. B.GacesaM.‘Measurement of steam quality in two-phase upflow with venturis and orifice plates’, J. bas. Engng197193 (No. 1), 11–21.
3.
ChisholmD.LeishmanJ. M.‘Metering of wet steam’, Chem. Process Engng196950 (No. 7), 103–106.
4.
ChisholmD.‘Flow of incompressible two-phase mixtures through sharp-edged orifices’, J. mech. Engng Sci.19679 (No. 1), 72–78.
5.
ChisholmD.‘Pressure gradients during flow of incompressible two-phase mixtures through pipes, venturis and orifice plates’, Br. chem. Engng196712 (No. 9), 1368–1371.
6.
ChisholmD.‘Prediction of pressure drop at pipe fittings during two-phase flow’, 13th Internat. Inst. Refrigeration Congr., Washington 19712781–789. Paris: Internat. Inst. Refrigeration 1971.
7.
JamesR.‘Metering of steam-water two-phase flow by sharp-edged orifices’, Proc. Instn mech. Engrs1965–6680 (Part 1), (23), 549–572.
8.
RooneyD. H.ChisholmD.CornwallR. S.‘The flow of steam-water mixtures through sharp-edged orifices’, Conf. heat and fluid flow in steam and gas turbine plant, Warwick 1973. London: Institution of Mechanical Engineers.
9.
RooneyD. H.‘Steam-water flow through orifice’, Two-phase flow through orifices and nozzles, Nel Report No. 549, 1973, 1–5 (National Engineering Laboratory).
10.
ChisholmD.‘Theoretical aspects of pressure changes at changes of section during steam-water flow’, Nel Report No. 418, 1969 (National Engineering Laboratory).
11.
ChisholmD.‘An equation for velocity ratio in two-phase flow’, Nel Report No. 535, 1972 (National Engineering Laboratory).
12.
ChisholmD.‘Void fraction during two-phase flow’, J. mech. Engng Sci.197315 (No. 3), 235–236.
