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Global Attributes:	title: Velocity data of LDA measurements for a flow rate of 5 m^3/h in a UV bench-scale reactor institution: Delft University of Technology, KWR Watercycle Research Institute reference: Wols, B.A., Shao, L., Uijttewaal, W.S.J., Hofman, J.A.M.H., Rietveld, L.C. and van Dijk, J.C. (2010), Evaluation of experimental techniques to validate numerical computations of the hydraulics inside a UV bench-scale reactor. Chemical Engineering Science, DOI: 10.1016/j.ces.2010.04.013 source: Laser Doppler Anemometry comment: Inflow pipe diameter: 0.125 m, 4 lamps with a diameter of 0.0476 m terms_for_use: These data can be used freely for research purposes provided that the following source is acknowledged: Wols et al. (2010). disclaimer: This data is made available in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. reference_2: Wols, B.A. (2010), CFD in drinking water treatment, PhD thesis, Delft University of Technology, DOI: 10.4233/uuid:b1d4405e-a364-4105-ab03-21800b46df5b

Variables:	x: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: m long_name: x co-ordinate (origin at center of reactor)
	y: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: m long_name: y co-ordinate (origin at center of reactor)
	z: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: m long_name: z co-ordinate (origin at center of reactor)
	U_pipe: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: m/s long_name: inflow velocity pipe
	u_n: Array of 32 bit Reals [n_time = 0..314366][n_sample = 0..235] n_time: n_sample: units: m/s long_name: instantaneous velocity in x-direction
	w_n: Array of 32 bit Reals [n_time = 0..314366][n_sample = 0..235] n_time: n_sample: units: m/s long_name: instantaneous velocity in z-direction
	time: Array of 32 bit Reals [n_time = 0..314366] n_time: units: seconds since start measurement
	n_time: Array of 32 bit Integers [n_sample = 0..235] n_sample: units: - long_name: number of velocity samples for each LDA measurement
	u_mean: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: m/s long_name: time-averaged velocity in x-direction
	w_mean: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: m/s long_name: time-averaged velocity in z-direction
	u_st: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: m/s long_name: standard deviation velocity in x-direction
	w_st: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: m/s long_name: standard deviation velocity in w-direction
	q_uu: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: N/m^2 long_name: Reynolds-stress uu
	q_uw: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: N/m^2 long_name: Reynolds-stress uw
	q_ww: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: N/m^2 long_name: Reynolds-stress ww
	k: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: m^2/s^2 long_name: Turbulent kinetic energy
	St: Array of 32 bit Reals [n_sample = 0..235] n_sample: units: - long_name: Strouhal number based on the frequency of maximum energy in energy-density-spectrum

For questions or comments about this dataset, contact the administrator of this server [Hyeokjin Kwon] at: researchdata@4tu.nl

For questions or comments about the OPeNDAP service bundled with the TDS, email THREDDS support at: support-thredds@unidata.ucar.edu

DDS:

Dataset {
    Float32 x[n_sample = 236];
    Float32 y[n_sample = 236];
    Float32 z[n_sample = 236];
    Float32 U_pipe[n_sample = 236];
    Float32 u_n[n_time = 314367][n_sample = 236];
    Float32 w_n[n_time = 314367][n_sample = 236];
    Float32 time[n_time = 314367];
    Int32 n_time[n_sample = 236];
    Float32 u_mean[n_sample = 236];
    Float32 w_mean[n_sample = 236];
    Float32 u_st[n_sample = 236];
    Float32 w_st[n_sample = 236];
    Float32 q_uu[n_sample = 236];
    Float32 q_uw[n_sample = 236];
    Float32 q_ww[n_sample = 236];
    Float32 k[n_sample = 236];
    Float32 St[n_sample = 236];
} data2/CF_Drinking_water/CH6_UV_bench-scale_reactor/MEAS UV bench LDA 2.nc;

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