Archive | Motors & Drives

641
3:29 pm
May 1, 2015
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Safe Starting of Motors: Check for Temperature Increase

Motor life depends on careful starting procedures and minimizing heat build-up.  By Jim Bryan, EASA Technical Support Specialist The most stressful time for an electric motor is during starting, when the shaft speed is zero and the motor current is at its maximum. This condition is termed starting or locked-rotor current. Figure 1 illustrates its effects, […]

600
10:41 am
March 12, 2015
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Maintaining Modular Conveyor Systems In Flexible Manufacturing Operations

Regularly scheduled maintenance and attention to detail are crucial for ensuring the longevity and efficiency of these systems. Pallet-based modular conveyors used in flexible manufacturing provide a wealth of benefits in just about any assembly operation. Suitable for applications ranging from small electronic parts assembly to large appliance manufacturing, automotive drivetrain and even medical-device assembly, […]

536
11:07 pm
February 18, 2015
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Boosting Your Bottom Line: Keeping Your 2015 Motor Resolution

By Walker Larsen, Program Manager, Consortium for Energy Efficiency (CEE) Every January 1, many of us pledge to turn over a new leaf by making New Year’s resolutions. A good one for those in industry to have made this year would be to boost their bottom lines by resolving to better manage their electric motor-driven systems and save energy […]

1075
7:27 pm
November 4, 2014
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Energy Management: Where to Begin

By Jenna Overton, Industrial Program Associate Consortium for Energy Efficiency (CEE) “Strategic Energy Management” seems to be the new buzz term for industrial and commercial businesses that want to boost their bottom lines and reduce their environmental footprint through continuous energy improvements. Unfortunately, implementing a corporate energy-management program, as described in ISO 50001, can be […]

2543
10:02 pm
August 1, 2014
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Dealing With Motor Failures: Common Causes and Solutions

Protecting motor bearings and windings is the first step in preventing motor failures. By Thomas H. Bishop, P.E., Electrical Apparatus Services Association (EASA) If you want to make a plant manager’s day, just say: “Production’s down because a motor failed.” Fortunately, such situations can usually be overcome with some relatively simple techniques and straightforward solutions […]

1259
6:14 pm
August 1, 2014
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Motor Decisions Matter: Good Repair Practices Preserve Efficiency & Budgets

By Jenna Overton, Industrial Program AssociateConsortium for Energy Efficiency (CEE) Just like a linchpin holds a wheel on an axle, repair-or-replace decisions are crucial to your motor-management plan. In some cases, it’s more cost-effective to repair a motor, even when a newer unit might be more efficient. Just because a motor has been repaired does […]

2119
3:44 pm
June 30, 2014
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New Line of Large, Energy-Efficient Motors for High-Torque Industrial Applications

Baldor Electric Co. has introduced a new line of energy-efficient, large AC – GPM Induction Motors. Used in high-torque industrial applications, including pumps, fans, conveyors and compressors, the product line is available in stock ratings 250 – 1000 HP, 2300/4000 Volt, totally enclosed (TEFC), fan-cooled, foot mounted designs. Features and benefits of the stock-motor lineup include: Cast iron […]

1492
3:19 am
June 26, 2014
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Expanded Lineup of Concentric Reducers for Heavy-Industry Applications

Baldor Electric Company has introduced an expanded line of heavy-duty concentric reducers in a full range of nine sizes, from 9800 in-lb. to 575,000 in-lb., and ratios from 2.25 to 194.6:1. According to the Baldor-Dodge Gearing Group, its Dodge Maxum XTR family of reducers is suited to use in grain, bulk-materials, steel, paper, wastewater and other heavy-industry applications where reliability […]

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