Instrumentation and Control, 3rd Ed. (M2)American Water Works Association American Water Works Association, 2001 - 242 pagina's This operations manual explains the basic principles of electrical power distribution, automation, and instrumentation in water distribution, treatment, and storage systems. Chapters cover hydraulic and electrical principles, electric motor controls, measurement instruments and displays, pumps and valves, and automatic and digital controls. |
Overige edities - Alles bekijken
Veelvoorkomende woorden en zinsdelen
accuracy actuator adjustment amount analog applications capacitance capacitor cause chapter chlorine circuit circuit breakers coil communication conductors connected control system controlled variable converted designed devices diagram diameter differential pressure digital control electrical power electronic energy equipment error factor feedforward feedforward control final control element flow rate flowmeter fluid force frequency function head loss horsepower hydraulic induction motor input installation instrumentation level switch liquid load loop magnetic maintenance manual measured mechanical meter monitoring motor control motor starter normally on–off operation orifice plate output signal percent pipe Pitot tube pneumatic position process control proportional control pulse pump reactance relay remote rotating rotor SCADA sensor set point shown in Figure standard stator surge synchronous tank telemetry temperature Thermowell torque total head transmission transmitted turbine typically upstream valve velocity Venturi Venturi meter voltage water utility weir wire