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Measurement of Water Drop Sizes Generated by a Dripping Rainfall Simulator with Drippers in the Form of Hypodermic Needles

Rončević, Vukašin; Živanović, Nikola; van Boxel, John H.; Iserloh, Thomas; Antić, Nevena; Ferreira, Carla Sofia Santos; Spasić, Marko

(2024)

TY  - JOUR
AU  - Rončević, Vukašin
AU  - Živanović, Nikola
AU  - van Boxel, John H.
AU  - Iserloh, Thomas
AU  - Antić, Nevena
AU  - Ferreira, Carla Sofia Santos
AU  - Spasić, Marko
PY  - 2024
UR  - https://omorika.sfb.bg.ac.rs/handle/123456789/1511
AB  - Dripping rainfall simulators (DRS) for soil research generate water drops with different types of drippers, but metal tubes are most commonly used, often in the form of hypodermic needles. However, scientific papers using dripping rainfall simulators are often incomplete in terms of data on hypodermic needle characteristics, as well as data on drops produced by hypodermic needles under different water pressures. This study determines which drop sizes and dripping speeds are generated by various hypodermic needles at different water pressures. For the purpose of this study, a dripping rainfall simulator was designed and constructed for laboratory use. Water drops were generated with 11 different needles, ranging in size from 16 G to 32 G (tube gauge number), at different water pressures. Measured water drop sizes ranged from 1.42 to 3.69 mm at a dripping speed between 10 and 360 drops per minute and water head from 14 to over 1970 mm. Measured drop sizes, supplemented with data from previous studies, provided information on the relation between drop sizes and the size of the hypodermic needles. Van Boxel's numerical model provided estimations of the fall velocity for different drop diameters and their kinetic energy for falling heights up to 11.5 m. The results of this research can be used to design dripping rainfall simulators for soil research.
T2  - Applied Sciences-Basel
T1  - Measurement of Water Drop Sizes Generated by a Dripping Rainfall Simulator with Drippers in the Form of Hypodermic Needles
IS  - 16
VL  - 14
DO  - 10.3390/app14166969
UR  - conv_1820
ER  - 
@article{
author = "Rončević, Vukašin and Živanović, Nikola and van Boxel, John H. and Iserloh, Thomas and Antić, Nevena and Ferreira, Carla Sofia Santos and Spasić, Marko",
year = "2024",
abstract = "Dripping rainfall simulators (DRS) for soil research generate water drops with different types of drippers, but metal tubes are most commonly used, often in the form of hypodermic needles. However, scientific papers using dripping rainfall simulators are often incomplete in terms of data on hypodermic needle characteristics, as well as data on drops produced by hypodermic needles under different water pressures. This study determines which drop sizes and dripping speeds are generated by various hypodermic needles at different water pressures. For the purpose of this study, a dripping rainfall simulator was designed and constructed for laboratory use. Water drops were generated with 11 different needles, ranging in size from 16 G to 32 G (tube gauge number), at different water pressures. Measured water drop sizes ranged from 1.42 to 3.69 mm at a dripping speed between 10 and 360 drops per minute and water head from 14 to over 1970 mm. Measured drop sizes, supplemented with data from previous studies, provided information on the relation between drop sizes and the size of the hypodermic needles. Van Boxel's numerical model provided estimations of the fall velocity for different drop diameters and their kinetic energy for falling heights up to 11.5 m. The results of this research can be used to design dripping rainfall simulators for soil research.",
journal = "Applied Sciences-Basel",
title = "Measurement of Water Drop Sizes Generated by a Dripping Rainfall Simulator with Drippers in the Form of Hypodermic Needles",
number = "16",
volume = "14",
doi = "10.3390/app14166969",
url = "conv_1820"
}
Rončević, V., Živanović, N., van Boxel, J. H., Iserloh, T., Antić, N., Ferreira, C. S. S.,& Spasić, M.. (2024). Measurement of Water Drop Sizes Generated by a Dripping Rainfall Simulator with Drippers in the Form of Hypodermic Needles. in Applied Sciences-Basel, 14(16).
https://doi.org/10.3390/app14166969
conv_1820
Rončević V, Živanović N, van Boxel JH, Iserloh T, Antić N, Ferreira CSS, Spasić M. Measurement of Water Drop Sizes Generated by a Dripping Rainfall Simulator with Drippers in the Form of Hypodermic Needles. in Applied Sciences-Basel. 2024;14(16).
doi:10.3390/app14166969
conv_1820 .
Rončević, Vukašin, Živanović, Nikola, van Boxel, John H., Iserloh, Thomas, Antić, Nevena, Ferreira, Carla Sofia Santos, Spasić, Marko, "Measurement of Water Drop Sizes Generated by a Dripping Rainfall Simulator with Drippers in the Form of Hypodermic Needles" in Applied Sciences-Basel, 14, no. 16 (2024),
https://doi.org/10.3390/app14166969 .,
conv_1820 .