To address the need among mobile-equipment builders for fluid-power drives that have higher power density, Bosch Rexroth is expanding its range of direct drives with the new MCR-T radial-piston motor in frame size 10. The motors are for use in compact tracked loaders and other tracked vehicles. The newly designed unit is approximately 20% shorter […]
Fluid Power Solutions to manufacture and support Parker/Denison pumps and motors
Fluid Power Solutions, Columbus, Ohio has entered into an agreement with Parker Hannifin Corp. to license, manufacture and support the Parker/Denison 61, 62, 63 and 900 series of hydraulic pumps and motors. There is an active installed base of these units throughout the marine and power generation industries, and supporting the products with a strong…
Is hydraulic efficiency a myth?
Although many detractors sneer at the idea of hydraulic efficiency, right-sizing components, proper system design and modern technology can go a long way to achieving system efficiency. “Hydraulic efficiency” is a term alluding similar sentiments to “exact estimate” or “scientific belief.” It’s not that hydraulic efficiency is an oxymoron, per se, but these aren’t traditionally two words…
Green Hydraulic Power systems provide up to 70% energy savings
Huntington Beach, Calif.-based MJC Engineering, a builder of CNC metal spinning, rotary forge and flow forming machines, today announces the development of its new hydraulic power system, termed Green Hydraulic Power. This system provides higher machine yield, reduces noise emissions by 20 dBA, generates less heat, produces a shorter cycle time on various machine types…
Hydrodynamic coupling key to “smarter” belt conveyors
When equipment like large mining conveyors must handle heavy and varying loads, users often turn to hydrodynamic couplings to protect drive components and systems. Expanding its product line, Voith Turbo, York, Pa., recently introduced its TurboBelt 500 TPXL fluid coupling at this year’s MINExpo in Las Vegas. The fill-controlled coupling is the first model in…
Hydraulic track motor features high starting torque, low heat generation
Eaton has launched of the new HP50 track motor, featuring high power density, high starting torque efficiency and low no-load pressure drop. Designed to reliably meet the growing trend…
Eaton highlights reliability of Delta Motors in new giveaway promotion
Power management company Eaton today announced a new promotional campaign highlighting the reliability and efficiency of the company’s Delta motors for agricultural and industrial applications. As part of…
When should you use high-pressure motors?
High-pressure motors are able to accomplish more in a smaller package compared to medium-pressure technology. When it comes to enhancing performance of both mobile and stationary hydraulic systems,…
Engineering a groundbreaking hydraulic hybrid
Here’s an inside look at the concepts, engineering and testing behind Caterpillar’s highly successful 336EH hydraulic hybrid excavator. By Aleksandar Egelja, Engineering Manager, Advanced Hydraulic Systems, Caterpillar Inc. Recently, I had the…
Careful monitoring ensures reliability in high-speed industrial hydraulics
Understanding the complex components and systems that make up high-speed industrial hydraulics is critical to well-maintained, efficient machines. By Carl Dyke, Contributing Editor Control surfaces on the wings of aircraft have to move into position very quickly. Aerobatic or military aircraft pilots may choose to maneuver through the three axes of roll, pitch and yaw simultaneously.…
How do you select a gerotor motor?
When selecting a gerotor motor, there are many items to consider, including performance, quality, reliability and cost. Choosing the wrong one could lead you down a path of…
Prevent dump pump failure with Muncie’s Three-Line System
Muncie Power Products Inc.’s line of dump pumps is available in a three-line system option to help prevent the most common dump pump failure of high temperatures resulting…
Danfoss Mp1 closed circuit axial piston pumps in production
Danfoss Power Solutions announces its new MP1 closed circuit axial piston pumps are now in production. Initially launched at the bauma trade fair in April, the new MP1…
How are hydraulic components rebuilt, repaired or remanufactured?
WHEN fluid-power components like pumps, motors, valves and cylinders fail, the overriding goal is to get a system up and running again as soon as possible. One option is simply to purchase and install a new replacement part, but a repaired or remanufactured component is often the more economical option. Depending on the unit, almost…
Where are hydraulic pumps used?
Hydraulic pumps are used in literally every single hydraulic power transmission system. A hydraulic pump is the device that converts mechanical energy into hydraulic energy, which is a…
Kawasaki launched new pumps, motors and valves at Bauma
Kawasaki Precision Machinery is helping manufacturers improve efficiency and cost savings, with the launch of a new range of pumps, motors and control valves at Bauma last month….
The basics of hydraulic circuitry
David Marlowe • Owner/CEO • DMAR Technical Training and DMAR Business Centers USA To date, we have discussed everything up to the discharge side of the hydraulic pump. In the last article we discussed the importance of a thoroughly thought-out, planned and executed proactive maintenance program and the benefits of maintaining the system instead of…
MP1 closed circuit axial piston pumps at Bauma
Danfoss Power Solutions has introduced its new MP1 closed circuit axial piston pump, which provides modular configuration for manufacturers seeking a medium-power product. The MP1 pump, which is set for a global market launch in Q3 2016 of 28/32 and 38/45cm³ frames, is designed to help OEMs provide precision machine control for customers while speeding…
Offshore hydraulics is key to electricity from the sea
Innovative offshore hydraulics improves the efficiency and economics of wave-energy converters. As the world slowly embraces renewable energy, most efforts today focus on solar and wind. But tapping the power of the oceans could be the next forefront of “green” energy. For one reason, the payoff could be huge. According to the Paris-based International Energy Agency, harnessing…
Pumps help telescopic forklifts in military operations
In military operations, equipment with reliability and precise maneuverability in rough terrain can be a matter of life and death. When Kalmar needed exactly this for its new RT022 Light Capacity Rough-Terrain Telescopic Forklifts, the company knew it had no room for error. Eaton was chosen to supply the hydraulic pumps and motors. Specifically, Eaton’s…
Hydraulic fixed-displacement pumps: Review
By David Marlowe • Owner/CEO • DMAR Technical Training and DMAR Business Centers USA In my continuing series on a mechanic’s guide to a hydraulic system, we have already discussed the importance of the fluid’s viscosity, cleanliness, flow rate, cooling and reservoir level to ensure a positive head pressure (NPSHA) to the suction side of…
Hydraulic efficiency grows with variable speed drives
Combining hydraulic pumps with variable speed drives increases efficiency while reducing noise and environmental impacts. With any fluid power system, efficiency is always top of the mind, so components and advanced technology that can improve energy consumption are increasingly necessary. To that end, the NFPA last year commissioned a survey to examine the current and potential…
Pump suction strainers versus inline filter elements
David Marlowe • Owner/CEO • DMAR Technical Training and DMAR Business Centers USA Approximately 80% of all hydraulic component failures are attributed to surface degradation caused by contamination and corrosion. Proper filter selection and sizing will provide years of reliable equipment operation and save money that is lost in fighting contamination-related failures. The cost of…
Efficiency in industrial hydraulics: Industrial hydraulic efficiency starts at component selection.
Josh Cosford • Contributing Editor With the barrage of information, we’re exposed to daily from television, newspaper, radio, magazines and online media, few hours in the day involve freedom from being reminded how important it is to be mindful of our energy consumption. Let’s face it, we’re not any less reliant on energy than we…
Pumps and motors for the Oil & Gas market
Power management company Eaton has announced that a wide variety of the company’s pumps and motors have been certified to meet the European Union (EU) ATEX directive, which regulates equipment that can be used in explosive atmospheres, such as oil and gas drilling. The EU requires companies to adhere to the directive for all equipment…