The article will then look at valve types very briefly before focusing on digital positioners. It will examine the expectations that the user should have with regards to digital positioners, for ...

The "rotary valve" is the key to the operation of power steering. It directs the power steering fluid under pressure to either side of the rack piston, which converts hydraulic power to mechanical ...

Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

They work in harsh environments, and they get little or no recognition. But their impact on power plant efficiency can be significant. Valves and actuators are critical in almost every aspect of power ...

Advancement in technology & urbanization are driving industrial automation growth, boosting demand for precise control devices like valve positioners worldwide. Smart and digital valve positioners are ...

HOUSTON--(BUSINESS WIRE)--Dresser Inc. today announced it is providing a total control valve solution to PDVSA’s Anaco Gas Production Project in Venezuela with the company’s rotary, globe and digital ...