Digital Over Speed Links:b> Steam Turbine Digital Overspeed Protection Return to LCC Home Page. These pages produced and copyrighted 2009, 2010 by Lovejoy Controls Corporation , Waukesha, Wisconsin. ...Steam Turbine Digital... LCC Quick Notes, Steam Turbine Digital Over Speed Protection The days of relying upon centrifugal bolts to mechanically trip turbines on repeated over... speed test runs are over. Over speed testing of trip bolts has been the number one turbine failure condition, and it makes no sense to stress the blades when unnecessary. There...

. Please follow the links to view specific LCC solutions in overspeed and zero speed redundant digital monitors. Model 470 Digital Speed Monitor. Return to LCC Home Page. These pages produced and copyrighted 2009, 2010, 2011 by Lovejoy Controls Corporation , Waukesha, Wisconsin. ... mechanisms which when properly functioning moved levers to dump hydraulic valves on turbine autostop oil headers thus initiating a trip when the rotational speed reached the safety limit... systems is that the turbine needs to be physically brought to the overspeed trip speed to test or confirm the setpoint. For years the very act of testing mechanical overspeed trip...

) Model 470 Digital Over Speed 2-of-3 Redundant Over Speed & Zero Speed Monitor Turbine Supervisory Instruments Intergrated Control & TSI Packages Tuned Vibration Monitor TSI... Generators LCC Quick Notes Steam Turbine Controls Turbine Electric Actuators Turbine Vibration Monitor Turbine Balancing Steam Turbine Digital Over Speed Protection Steam Turbine...Lovejoy Controls Corporation Lovejoy Controls Corporation Home Page Welcome to the World Wide Website of the Lovejoy Controls Corporation. This web site has been in continuous...

Governors & Valve Actuators Small & Micro Hydro Turbine Governors & Valve Actuators EPA Spill Prevention and Control Plans (SPCC) Model 470 Digital Over Speed 2-of-3 Redundant Over... Speed & Zero Speed Monitor Turbine Supervisory Instruments Intergrated Control & TSI Packages Tuned Vibration Monitor TSI Upgrades Black Start Wind Turbine Governors Exlar... Turbine Electric Actuators Turbine Vibration Monitor Turbine Balancing Steam Turbine Digital Over Speed Protection Steam Turbine Controls Modernization Task Steps EPA Spill...

against excess over speed excursions. Series 2 Governor Link or 200-Series Governor Link Return to LCC Home Page. These pages produced and copyrighted 2009, 2010, 2011 by Lovejoy Controls Corporation , Waukesha, Wisconsin. ... to speed excursions to prevent excess over-speed in instances of sudden load disconnect from unmonitored causes (like transformer failures or off-plant disconnects). While... the ensuing excursion is typically defended by over speed trip devices closing stop valves, a governor intervention can reduce the excursion speed, but it takes a fast digital governor...