{"product_id":"woodward-8516-038-steam-turbine-speed-droop-governor","title":"WOODWARD 8516-038 Steam Turbine Speed Droop Governor","description":"\u003cp\u003eThe \u003cstrong\u003eWoodward 8516-038\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e8516-038\u003c\/strong\u003e Speed Governor, serves as a dedicated hardware component for localized mechanical speed regulation and speed-droop control across steam turbine networks. This governor tracks the physical rotation dynamics of the turbine rotor and adjusts the inlet steam flow-regulating valve positioners to stabilize operation under variable load profiles.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e8516-038\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eWoodward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.26 kg (2.78 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e100 mm x 50 mm x 20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDual Operational Input\u003c\/td\u003e\n\u003ctd\u003e24 VDC or 120 VAC nominal power path thresholds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Frequency Range\u003c\/td\u003e\n\u003ctd\u003e50 Hz to 60 Hz active control loop alignment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Input Bias\u003c\/td\u003e\n\u003ctd\u003e-0.6 VDC logic reference offset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp Range\u003c\/td\u003e\n\u003ctd\u003e-40 to +70 deg C (-40 to +158 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Characteristic\u003c\/td\u003e\n\u003ctd\u003eDedicated Speed Droop (proportional-load speed variation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHazardous Certifications\u003c\/td\u003e\n\u003ctd\u003eCertified for HAZLOC (Classified Hazardous Locations) and ATEX zones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Instrumentation and Governor Loop Communication\u003c\/h3\u003e\n\u003cp\u003eThe speed governor module implements real-time proportional droop matrices to maintain turbine rotor stability under dynamic mechanical load variations. When processing high-frequency frequency telemetry inputs from adjacent magnetic pickup units (MPUs) riding close to the turbine rotor gear teeth, the internal logic maps the rotation frequency directly to the analog position control circuits.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":45079883448435,"sku":"8516-038","price":400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-06-08_17-34-20.png?v=1780912821","url":"https:\/\/www.dcssupplier.com\/ar\/products\/woodward-8516-038-steam-turbine-speed-droop-governor","provider":"DcsSupplier Limited","version":"1.0","type":"link"}