variable frequency drive (VFD)

Is a VFD a Cost-Effective Option for Your Application? To ensure the best system setup, end users must first consider operating conditions, then conduct thorough cost-benefit calculations.
Corrosion Prevention, Rotodynamic Pump Speed & How Harmonics Affect VFDs
The Basics of Lead-Lag Configurations Bladder pressure tanks and irrigation systems are prime examples of how lead-lag systems, complete with motor controls, can meet high demand and reduce equipment wear.
Steps to Successful Precision Alignment Follow this guide to properly align and install vertical turbine pumps.
Keystone XL Represents the Next Step in Pump Automation As the debate over the pipeline’s future continues, Siemens and TransCanada celebrate six years of collaboration on an advanced oil & gas monitoring system.
Recommendations for Rotary Pumps, Diaphragm Pumps and VFDs
Discover the Untapped Potential of the Internet of Things The value-added services that IoT technology provides could transform the pump industry.
Integrated Drive Systems Engineering Can Cut Costs in Half Motor systems that are designed as entire packages are more reliable and affordable.
Variable Speed Does Not Always Mean Variable Frequency Eddy current drives offer a cost-effective alternative to VFDs.
AFDs Successfully Weather Extreme Temperatures Additional equipment and built-in technology move these drives into new applications.
New VFD Enhances Treatment Efficiency & Reliability The Benton/Washington Regional Public Water Authority saved on energy costs and gave dependable service to its customers after replacement.
Smart Pump Technology Synchronizes Pump Systems & Optimizes Performance VFDs and sensorless technologies are often the best solution for controlling and protecting a centrifugal pump system against failure.
Grounded Variable Frequency Drives Balance Harmful Stray Currents Discharges flowing through the bearings put motors at risk.
Variable Frequency Drives: Follow-Up Q&A
Water Pump System Upgrades Webinar: Follow-Up Q&A
Intelligent Monitoring Delivers Real-Time Pump Performance Data An energy efficiency and reliability study helped one plant save $1 million annually by avoiding downtime.
Determine Total Cost of Ownership When Selecting Medium-Voltage Drives Price, operating costs and reliability are key factors in any TCO calculation.
Determine Total Cost of Ownership When Selecting Medium-Voltage Drives Price, operating costs and reliability are key factors in any TCO calculation.
Cooling Tower Motors Improve Reliability A VFD and a permanent magnet, direct-drive motor replace a gearbox, reduce maintenance costs and provide energy savings.
How Modern Industrial Drives Redefine Motor Control Ease of installation, improved algorithms, enhanced displays, onboard communication and other technology make VFDs an ideal and cost-effective solution.
VFDs Eliminate the Need for PLCs and External Hardware Advanced VFD technology delivers cost and space savings by providing protective features and minimal programming.
VFDs Provide Process & Speed Control in Centrifuge Operations A dewatering facility brings a centrifuge up to speed slowly, meeting the long acceleration time requirement.
Natural Gas Producer Deploys Smart Technology Motor control centers, PLCs and VFDs improve uptime and data management to keep pipeline stocks moving.
Matching VFDs & Motors
Mitigate Electrical Bearing Damage in Vertical Pump Motors A shaft grounding ring and ceramic insulation can improve motor bearing life when VFDs are used.
Motor Horsepower & Torque Versus VFD Frequency
On-Line Vibration Analysis Versus Vibration Trending
Pipe-Fill, Broken Pipe and Under-Load Detection
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Upstream Pumping

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