Eaton expands in China with $1.5M wind power agreement

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Excerpt: Industrial manufacturer Eaton Corporation says it will provide key wind-power technologies to Guodian United Power Technology Co. Ltd., a wind turbine manufacturer in China. The agreement will generate about $1.5 million in revenues annually for the U.S. firm. Eaton’s Hydraulics Group based …

Plating protects fittings against corrosion

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Excerpt: A proprietary plating gives hydraulic fittings protection against red rust. This helps users avoid the cost of corrosion which is calculated in terms of possible leak points and replacement fittings, along with potential lost sales stemming Parker TFD fittings and those from five major competito …

New ways to monitor and maintain turbine oil

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Excerpt: Olli Rantanen, Heavy Duty Lube and Filtration, Parker Hannifin Corp., Urjala, Finland parker.com Maintaining lubricating and hydraulic oil once meant changing it on a set timetable. More recently, it makes sense to keep it as clean as possible, let the oil tell when it needs changing, and let i …

Tough crane provides a gentle touch for turbine equipment

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Excerpt: The ISL Model gantry crane is a heavy duty model engineered for higher duty cycles due to increased hoisting drum speeds, as well as increased ground speeds. The cranes, from Shuttlelift, Sturgeon Bay, Wisc, have fully traversing hooks, those that move the entire width of the crane for easy l …

Many seals for turbine tasks

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Excerpt: There is a lot of sealing work in a nacelle. Hydraulic equipment, of course, needs them along with areas such as where blades meet hubs. These must all be weather tight yet allow rotation. Simrit Americas, Plymouth, Mich., manufacturers several designs in a range of materials for these applications. …

What to Expect from Hydraulic Seals

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Excerpt: To attain their highest possible capacity factor, wind turbines must be sited where they will be exposed to as much consistent wind as possible. An assessment must often show a site to annually have about 2,500 hours of wind at about 25 mph to make it viable for a utility company. Consequently, …

Considerations for Designing Turbine Hydraulics

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Excerpt: An efficient, responsive, and reliable blade-pitch control on a wind turbine is made from many valves, pumps, hoses, reservoirs, and brakes. They must all work together to meet the demanding requirements placed on the pitch control in a turbine hub. An effective hydraulic blade-pitch control (BPC) …

How clean is oil in the turbine? Monitor tells

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Excerpt: Operators of hydraulic and lubrication equipment are paying more attention to oil contamination. On the one hand, more value is being placed on well-thought-out, high grade filters. And on the other hand, more attention is being paid to monitoring the oil’s cleanliness. In the case of high-val …

Think proportional flow for blade-pitch control

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Excerpt: To provide smooth and consistent power outputs, wind-turbine manufacturers use hydraulics to set the “pitch” of the rotor blade. The Eaton Vickers KB range of proportional flow control valves from Eaton’s Hydraulics Operations, Eden Prairie, Minn., has been the frequently selected valve to …

Hydraulic yaw and pitch drives

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Excerpt: For years, Nabtesco says it has been developing hydraulic equipment, engine accessory and fuel systems, and flight control systems for several Japanese Defense Agency programs. Now the company, a manufacturer of hydraulic drives and controls, is expanding into energy-efficiency and environment-f …