Keyword: Hydraulic fluids

Articles: Sensors/Data Acquisition
Learn seven key design considerations for implementing electrohydraulic valves.
Q&A: Energy

Robert F. Shepherd is Associate Professor of Mechanical and Aerospace Engineering at Cornell University in Ithaca, NY. He is leading a team exploring the use of hydraulic fluids in soft robots to also...

Briefs: Mechanical & Fluid Systems

Soft robots are made from soft materials that react to applied voltage with a wide range of motions. Such soft robots contain tremendous potential for future applications, as they adapt to dynamic...

Articles: Mechanical & Fluid Systems

Proper filtration plays an important role in ensuring that hydraulic systems operate trouble-free. High-performance filters maintain the cleanliness of the hydraulic fluid over its entire service life. In...

Articles: Motion Control

The need for actuators has grown exponentially. Nearly everywhere you look you can see pneumatic, hydraulic, or electric actuator systems at work in an endless variety of applications. There are many...

Articles: Mechanical & Fluid Systems

With an increased focus on plant productivity and equipment reliability, Supervisory Control and Data Acquisition (SCADA) systems have become vital tools to reduce downtime while increasing asset...

Application Briefs: Robotics, Automation & Control

Hydraulic and pneumatic systems have traditionally been the market leader in providing power in the aerospace and defense industry because of their low cost and...

Briefs: Materials

Bonding to aluminum can be a difficult task. Many engineers will search for a single and simple remedy in the form of a low-temperature adhesive for making structural joints without welding. A...

Application Briefs: Robotics, Automation & Control

Manufacturers often need to test their products to verify that they meet customer specifications, and provide the data that verifies specification compliance. This is particularly true...

Briefs: Physical Sciences
Method to Estimate the Dissolved Air Content in Hydraulic Fluid

In order to verify the air content in hydraulic fluid, an instrument was needed to measure the dissolved air content before the fluid was loaded into the system. The instrument also needed to measure the dissolved air content in situ and in real time during the de-aeration process....

Briefs: Unmanned Systems

An ocean thermal energy conversion (OTEC), now undergoing development, is a less-massive, more-efficient means of exploiting the same basic principle as that of the proposed system described in...

Briefs: Energy

NASA’s Jet Propulsion Laboratory has proposed a scheme for generating electric power from rivers and from ocean currents, tides, and waves that not entail the high maintenance...

Briefs: Electronics & Computers

A proposed system for exploiting the ocean thermal gradient to generate power would be based on the thawing-expansion/ freezing-contraction behavior of a wax or perhaps another suitable...

Briefs: Mechanical & Fluid Systems

Thermally actuated hydraulic pumps have been proposed for diverse applications in which direct electrical or mechanical actuation is undesirable and the relative slowness of thermal actuation can be...

Briefs: Photonics/Optics

The use of piezoelectric devices has become widespread since Pierre and Jacques Curie discovered the piezoelectric effect in 1880. Examples of current applications of piezoelectric devices...

Briefs: Test & Measurement

A desk-sized apparatus for testing monoball bearings and their lubricants offers advantages, relative to prior such apparatuses, of (1) a greater degree of automation and (2) capability of...

Briefs: Mechanical & Fluid Systems

Controllable active struts that would function as linear actuators with variable spring stiffness and damping have been proposed as components of advanced suspension systems of future...

Briefs: Physical Sciences
Magnetostrictive Valves Actuated by Flux Tubes

Magnetostrictive valves for cryogenic applications would be actuated by superconducting flux tubes (SFTs), according to a proposal. The reasoning behind this proposal closely tracks that of the proposal to use SFTs in magnetostrictive heat switches, as reported in the preceding article.

Briefs: Test & Measurement

An improved solvent-extraction/infrared-analysis technique has been devised to replace an older technique for measuring very small concentrations of nonvolatile residues of...

Briefs: Motion Control
Hydraulically Driven High-Speed Spindle for General Machining

A hydraulically driven high-speed spindle system for milling, machining, facing, drilling, and joining metallic and nonmetallic materials has been developed. Spindles are the most critical elements of high-speed milling machines. The keys to successful design of high-speed spindles...

Webcasts

Upcoming Webinars: Automotive

The Art of EV Propulsion System Design

Upcoming Webinars: Automotive

Solutions for Automotive Interior Colors

Upcoming Webinars: Automotive

Latest Enhancements for ADAS Sensor Testing and Simulation

Upcoming Webinars: Automotive

Adhesives and the Future of Battery Designs

Upcoming Webinars: Manufacturing & Prototyping

Using High-Resolution X-ray Computed Tomography to Inspect...

Upcoming Webinars: Automotive

Digital Solutions to Design Vehicles for Noise and Vibration