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. 2023 Jan 12;16(2):748. doi: 10.3390/ma16020748

Table 8.

Energy consumption related to compressed air during the painting process.

Machine Volumetric Flow Rate [L/min] Power Consumption [kW] Operating Time [h] Energy
[kWh]
Pneumatic sander 485 7.16 92 1 658.68
Spray gun 6600 97.43 6 2 584.57

1 Considering 80 h and 12 h, respectively, for steps 2 and 3. 2 Considering 3 h for each of steps 5 and 6.