LMD Inconel 718 Thin walls 2019-12-05

Description of dataset 10.5281/zenodo.3981107

Deposition of Inconel 718 thin walls with process parameters:
- Nominal power = 200 (W)
- Nominal velocity = 300 (mm/min)
- Powder flux = 0.0825 (g/s)
- Nr. layers per wall: 1, 2, 4, 8, 16
- Nr. nozzles = 4
- Argon carrier flux = 4 (l/min)
- Argon shielding gas flux = 15 (l/min)
- Substrate temperature = Ambient
- Nr. repetitions: 2 (of whole experiment)

The dataset is constituted by:
- Melt pool images, in file Experiment_2019_12_5__15_58_3.zip (subfolder Deposition_2019_12_05__16_00_17 for rep1, subfolder Deposition_2019_12_05__16_14_23 for rep2), acquired at 200fps with 850 nm narrow band filter, 1ms exposure time. 400x400 px size
- trackData_20191205_rep1.csv (or [...]_rep2.csv) containing:
    - t: timestamp in ms. Synchronized imageData_20191008.csv
    - Xpos: laser spot X position in workspace
    - Ypos: laser spot Y position in workspace
    - Zpos: laser spot Z position in workspace
    - G1: binary signal indicating active deposition (G1=1) or not
    - D: track width measured at [Xpos(t), Ypos(t), Zpos(t)]
    - H: track heigth measured at [Xpos(t), Ypos(t), Zpos(t)]
    - A: track section area measured at  [Xpos(t), Ypos(t), Zpos(t)]
    - sdres: roughness index of section profile (std. deviation w.r.t. smoothed profile)
    - Vnom: laser spot translational speed in m/s (computed from Xpos, Ypos, Zpos and t data)
    - Pnom: nominal power
    - V: Vnom in mm/min
- imageData_20191205_rep1.csv (or [...]_rep2.csv) containing:
    - t: timestamp in ms. Synchronized with trackData_20191205_rep1.csv (some frames may have been lost)
    - I_mean: mean image intensity (only on red channel)
    - I_mean_crop: mean image intensity computed on central cropped image area (180x180 pixels)
    - M_I_mean: I_mean after application of 8-sample moving average
    - M_I_mean_crop: I_mean_crop after application of 8-sample moving average
    - fileName: associated image file name
    - beamON: laserON signal obtained from thresholding on images (background noise = off, minimal intensity level = on)