PUYKHAMMEE, Vadsana, and Phutsavnh Thongphanh. 2026. “Optimizing Water Pressure Control Using Proportional-Integral-Derivative (PID) Controller via Variable Frequency Drive (VFD)”. Souphanouvong University Journal Multidisciplinary Research and Development 12 (03):57-65. https://doi.org/10.69692/SUJMRD120357.