PRV Design, build, installation and operation of pressure control system for pressure reducing valves in a water distribution network, based on hydraulic actuators Cham Aseman Control and Monitoring System for water transfer line from Cham-Aseman Dam to Mobarakeh Steel Co. Modification, upgrading, and optimizing the “Electro Chlorination Package control system” for South Pars site (SP19) Design, construction and installation of Control and Monitoring System for a Nano-adsorbent production line