Motor Controls and Drives Reference Materials

Description: Cut to length process using rotary knife cutter and stacker, coordinating three axes of servo motion control. ...

Description: Pick & place conveyor system uses X, Y, and Z positioning to provide high performance motion control. ...

Description: Reciprocating applicator dispenses inserts to a conveyor-fed product. ...

Description: Advanced servo controlled registered embossing system for the beverage industry offering production speeds up to 1,500 cans per minute. ...

Description: Cut-to-length process using rotary knife cutter and "recipe" storage to create flexible automation solution. ...

Description: Conveyor system with side seal heated rolls and rotary cutter/sealer drum offers high performance packaging automation. ...

Description: Custom servo control system for a slicer machine required that the machine slice logs weighing nearly four tons with precision tolerances. ...

Description: Single color printing station prints a logo on a web of pre-printed plastic material. ...

Description: Each cement plant is facing one common challenge: Increasing product quality and reducing operating costs. As product quality demand increases and production cost goes up, but the cement price drops, ...

Description: Unplanned downtime is a difficult challenge to address. The good news is that a majority of unplanned downtime in this situation can be mitigated. How? Predictive maintenance capabilities are just one ...

Description: Step motors are a common solution for controlling the position of moving components, but in some cases can be inadequate since the motor position is not necessarily known. Even though step motors are ...

Description: In this article we will review three widely used motion control techniques: web tension control, proportional material spacing, and CAM-based synchronized profiling. ...

Description: Making use of the inputs and outputs on a VFD can prove very beneficial to an application. ...

Description: Drives with embedded pump functions can provide advantages. ...

Description: By using an Industrial Internet of Things (IIoT) gateway, or a remotely-controlled PC, critical how-to skill-based training can be made available to engineering students anywhere there's an Internet ...

Description: Short-circuit current ratings is a number you need to heed. ...

Description: Trap filters are a common solution for managing drive harmonics, but matrix drives can provide additional benefits for the user without the need for peripheral equipment and costs. ...

Description: Variable frequency drive (VFD) development is shifting focus away from general-purpose motor controls that are already meeting market demands toward reduced installation costs. ...

Description: Much has been written about how users should mount and wire low-voltage (=600V) AC variable frequency drives (VFDs). Unfortunately, much of this content is biased, either decrying the shortcomings of ...

Description: In space-constrained environments like a motor with an embedded PCB, there is no airflow and no room to apply additional cooling, such as a heatsink. In this article, we will introduce the ...

Description: This article presents the concept of efficiency first, describing how energy saved can be regarded as an energy source in itself. Taking a systems approach to energy optimization pays off. ...

Description: Conventional variable speed drives offer control for motor speeds. New advancements in their configuration look to simplify the process. ...

Description: Even at reduced dv/dt of max. 5kV/µs the CoolSiC™ MOSFET features significantly lower losses than conventional IGBTs with the same current rating ...

Description: Includes sections on motion control, stepper motors, sevo motors and encoders. ...

Description: The purpose of an amplifier in a motion control system is to provide a controlled amount of current or voltage to a motor based on a command signal from the motion controller. This is done by a ...

Description: This article describes how improvements in IGBT device design and module packaging design enable reductions in switching and conduction losses, greater ability to withstand thermal stresses, and use ...

Description: This is the first part of a series that discusses how VFD technology has become a common feature in compressors where the focus is on production efficiency and energy savings. ...

Description: Medium Voltage VFDs Provide an Ideal Solution for Many Facilities: White Paper Case Study of MV1000 Installation at Municipal Authority of Westmoreland County (MAWC) near Pittsburgh, PA ...

Description: Motors account for at least half of the energy consumed in the U.S. Selecting the right control method for an application lets the motor run most efficiently while maximizing torque and overall ...

Description: Metro Irrigation Supply successfully installed a Gicon pump station at a local high school football field and reduced energy consumption by utilizing Yaskawa iQpump1000 variable speed drives. ...

Description: Learning objectives Understand fan arrays. Learn how VFDs can operate fan arrays. Understand how to best maintain controlled airflow in a critical operation incorporating VFDs and fan arrays. ...

Description: Although VFD manufacturers have made many advances in terms of ease of use, some users still find programming and monitoring with a 2-inch display tedious. This is where VFD programming and monitoring ...

Description: A permanent magnet motor is an ac motor that uses magnets imbedded into or attached to the surface of the motor's rotor. This article provides understanding behind the terminology, concepts, theory, ...

Description: Providing cost, space, and energy efficiency for VFD applications. ...

Description: Flow control enhances efficiency and energy savings. ...

Description: The article "Matrix drives reduce energy consumption for transporter system" by Mike Grant, an engineer at Yaskawa, appeared on Control Engineering's website. The article goes into how Yaskawa ...

Description: Before you rip that variable frequency drive (VFD) off the wall and send it in for a rebuild, stop. Some simple checks diagnose a VFD in moments. Here's how to make the necessary inspections with a ...

Description: This paper discusses the stress distribution, modeled in a dynamic simulation environment, on the rotating parts of Cycloidal reducer. A three dimensional finite element model is developed using Algor ...

Description: One of the most cricical aspects to consider when sizing and selecting a gearbox is the required service factor. Learn how to determine the proper service factor for overhead crane applications. ...

Description: Sound can be a very subjective thing. What may sound "unusual" to one individual may very well sound "normal" to another. As a method of diagnosing a potential problem with a gearbox or gearmotor, the ...

Description: It's pretty obvious that there are a great many more electric motors in use. They are used in many industries - from airports to office buildings to production lines. Many important applications use ...

Description: Bruce McArdle shares with us how he designed and built his own automatic secret bookcase doors. ...

Description: Considerations for aerator applications in the wastewater treatment industry. ...

Description: Selecting the right gearbox for your mixer application is important - especially when it is also the key support between the impeller shaft and the motor. ...

Description: Get a head start into designing low rated power applications under 150W like fans and compressors. ...

Description: Cascade H Bridge (CHB) topologies have increased in popularity in recent years. This article will explain the basic operating principles of the CHB drive and showcase some new power modules matched to ...

Description: This article describes easy entry for designers into the complex world of sophisticated motor control systems through either of two flexible, scalable, easy-to-use and affordable platforms from ...

Description: Many applications require synchronous or ratio speed control - this article explains a simple drive accessory that does the trick. ...

Description: ISSI revolutionizes the bagged ice palletizing process with EVOLUTION - designed from the ground up using CCâ€'Link communication protocol and all Mitsubishi Electric components. BACKGROUND Founded in ...

Description: From the standalone sprinklers in our backyards, to sophisticated watering systems operating on farms, golf courses, corporate campuses, municipal parks, residential developments, shopping centers, ...

Description: Model based electronic control allows the reduction of aerodynamic instability, which leads to increased flight performance and maneuverability. ...

Description: A prepackaged chiller retrofit cuts energy costs by 30%, reduces required maintenance, and extends operating life at Duke Realty Corp.'s 19-story office building in Clayton, Mo. ...

Description: This application story by Jeff Watter of Yaskawa details increasing globalization and industrialization are spurring high-capacity manufacturing with even less tolerance for errors than ever before. ...

Description: Operating Torque Constants and Tare Torque values can be found on specification pages. Use the following formula to calculate horsepower: ...

Description: Consider torque requirements, speed control and power distribution when deciding between a soft starter or an AC drive for an application. ...

Description: The Bridge Evaluation and Accelerated Structural Testing (BEAST) lab, located at Rutgers University in Piscataway, NJ will provide valuable data and insight into the degradation of bridges due to ...

Description: Cost effective system solutions for the rapidly growing market while ensuring safety and reliability of quadcopters. ...

Description: PI found a solution based on its compact, high stability PiezoWalk linear motor - a tried and proven technology used on many semiconductor and high-energy physics applications in the past. ...

Description: Surge voltages are damaging to electrical components when not properly accounted for. ...

Description: Voice coils are fundamental electromechanical mechanisms that are used in material handling equipment, gimbals, medical devices, and even interplanetary spacecraft. Each application has used voice ...

Description: Associate Product Line Manager Anant Bhalerao discusses motion solutions for electric expansion valves on tech briefs. ...

Description: What is the greatest design challenge when it comes to developing mobile medical device technology? ...

Description: Surges or pressure transients occur in centrifugal pumping systems when any sudden change of flow is introduced.Electronic starting and stopping of the pump motor will be explored as a cost-effective ...

Description: Given increasing costs and environmental awareness, energy conservation is a growing concern, and the need for energy efficiency throughout a plant or manufacturing floor is a priority.Using just ...

Description: In order to improve the shark tank's flow control for significant energy savings, NEWPORT AQUARIUM© turned to Mitsubishi Electric's Variable Frequency Drive (VFD) technology. ...

Description: PBC Linear needed a machining center that could machine parts longer than the 12-foot parts its existing machine could accommodate. Having worked with Mitsubishi Electric Automation in the past, PBC ...

Description: Mitsubishi Electric's integrated iQ Platform and C70 CNC module provides Romtech with the flexibility to incorporate a multi-platform solution, while improving performance and communications to their ...

Description: The i-Series Thermoformer from VC999 Packaging Systems successfully integrates Mitsubishi Electric's reliable L Series control system supporting industry-leading Gigabit Ethernet speeds. ...

Description: Fuji Electric's AC Drives are features in "Driving Longevity: The Impact of Drives on the Lifespan of Appliances" in the October 2014 issue of the Appliance Design. ...

Description: For motors under 2HP, many factors need to be considered when choosing which technology to choose ...

Description: BLDC motor/drive technology offers many benefits, and with lower cost become a serious application solution ...

Description: The benefits of Lean Manufacturing include greater efficiency, high quality and reduced space, waste and inventory. Lean manufacturing benefits customers too! ...

Description: Renewable energy is one of the hottest topics today, and one of the main priorities of the country. Thatâ s why Stirling Energy Systems, Inc. of Phoenix recently signed an agreement to construct a ...

Description: What is the most important expectation from a Servo Controller worthwhile called a good one? At present, many products named "Industrial Servo Controller" are in the market; however, to select a good ...

Description: Spindle drives, decanter centrifuges, hoists, cranes, elevators, and torque dynamometer test rigs can save energy from frequent run and stop, deceleration with high inertia load, and overhauling ...

Description: TSA Manufacturing in Omaha, Neb., provides steel products and services to the construction, precast concrete, and structural steel markets. One machine-a thread roller that makes long steel threaded ...

Description: This paper revisits a non regenerative active front end system that has been studied in the past but offers significant improvements to make it acceptable to the drives industry. A three-phase current ...

Description: The process of wire drawing has in effect changed very little over the years. It uses a combination of a die and/or a series of dies to draw wire to a selected gauge. Drawn wire is in many ...

Description: Many organizations want to save energy because of increasing costs for electric power. Costs for electricity vary widely across the U.S., with most utility rates rising steadily for a variety of ...

Description: Last year, a Pumps & Systems reader asked about variable frequency drives (VFDs) and motors... ...

Description: With the AIRCAP®, Mercedes-Benz offers for its E-Class Convertible an automatic draft stop that can be activated at the push of a button, thus greatly reducing turbulence in the interior. ...

Description: Zaber's devices use two command protocols: an ASCII protocol and a 6-byte binary protocol. Each of these protocols work within the RS-232 serial communication standard. This article examines each ...

Description: End user productivity went up 30% after a state-of-the-art retort-basket unloading system was designed as a replacement for a largely mechanical predecessor. ...

Description: With funding from the U.S. Navy Research Laboratory, Virginia Tech's RoMeLa laboratory is designing and building their Shipboard Autonomous Fire Fighting Robot, or SAFFiR. ...

Description: In the world of robotics engineering there are two primary ways to view how a robot walks. Either the robot has to be quasi-statically stable at every moment of movement, or it can walk like a human ...

Description: The trapezoidal or square wave current brushless servo is characterized the same as a brush-type servo drive and is generally well understood. The principles of sizing the sinusoidal brushless servo ...

Description: The traditional permanent magnet DC servomotor has been the industry workhorse for many decades in high performance servo drive applications. The primary reason< for this is that the DC servomotor is ...

Description: WJT242 has a torque constant of 0.009W with (W) representing the load in pounds and a tare torque of 4 inchpounds (page 22). Using 350 RPM on the input shaft and a 2000-pound load results in the ...

Description: Requirement: Identify the different ways drives can be turned on/off, and advantages of each ...

Description: Requirement: Operate the MD Series at two or three preset speeds Solution: Use the UIN1 and/or S2 inputs in Jog mode - when either switch input is closed the drive will change to that input's preset ...

Description: * DP4 used for digital, repeatable traverse speed set * DM8000 configured as Up/Down Counter * DM8000 alarm configured for In / Out Of range * Requires quadrature pickup (Dart PU-20EQUAD) on traverse ...

Description: Requirement: For safety and other considerations it is required that the MDPlus Series drive with 420 option, when used with plc/SCADA system, be able to override locally the plc/SCADA drive enable ...

Description: MD10P Motor Stall; Drive Shutoff and Alarm Concept ...

Description: Our client was in charge of upgrading the control system of a tube profiling machine including changing the stepping motors for new servo motors ...

Description: Coming up with the right drive technology for your application often depends on the options before you. Here are five of the most common drive configurations being used today, along with their ...

Description: Variable frequency drives have emerged as a surefire way to reduce energy costs in induction motor systems. From pumps and fans to material handling and industrial processes, VFDs help save many ...

Description: Medical engineers consistently look for ways to provide devices to physicians that offer smaller incision requirements, a more accurate procedure, and the opportunity for a quicker recovery. ...

Description: Fieldbus (or field bus) is the name of a family of industrial computer network protocols used for real-time distributed control. It is a way to connect instruments in a manufacturing plant. ...

Description: Home energy systems based on renewable sources such as solar and wind power are becoming more popular among consumers and gaining increasing support from governmental bodies. Such systems, however, ...

Description: The ACPL-M61L is an optically coupled ultra-low power 10 MBd digital CMOS optocouplers that operates with low power consumption, especially when the light emitting diode (LED) operates at low current. ...