Motors Reference Materials

Description: Maximizing the utilization of sterile tools during surgical procedures is paramount. Each approach, however, comes with its own set of trade-offs, such as determining which type of surgical tool is ...

Description: Extending the life of drug delivery devices ultimately serves to reduce global waste by minimizing the number of units required by patients over time. ...

Description: How do Frameless Motors Benefit Surgical Robots? ...

Description: Designing compact, efficient, and patient-friendly ambulatory infusion pumps is no easy task. ...

Description: Choosing between slotted and slotless motor technologies is a critical decision in the Aerospace industry. Slotted motors excel in durability and high temperatures, ideal for demanding applications. ...

Description: Medical imaging efficiency hinges greatly on the precision and reliability of contrast delivery systems. By leveraging miniature motor technologies and rigorous component selection, contrast injectors ...

Description: High Rotational Speed in Neurology and ENT Applications ...

Description: Precision is paramount in the world of restorative dentistry, which focuses on the repair or replacement of missing or damaged teeth. ...

Description: Medical diagnostic analyzers play a pivotal role across a wide range of healthcare settings, including hospitals, laboratories, and physician offices. ...

Description: Here explore the different user profiles of battery-powered tools and the essential characteristics required of the motion solutions powering these devices. ...

Description: For example, in "teach" mode linear stepper motor was "taught" a number of predefined positions along the platen. In automatic mode, while making sequence of moves, user will be concerned about forcer ...

Description: The image below shows 4 different polepiece configurations for a solenoid. As the displacement increases moving from left to right, the magnetic reluctance (resistance to magnetic flux flow) is kept ...

Description: Solenoids and small actuator devices inherently have movement between parts, which requires a sliding or rolling support that may be susceptible to dust or moisture ingress. In many cases, solenoids ...

Description: Electric motors are one of the largest sources of energy consumption in electromechanical systems. Optimally converting electrical to mechanical energy has a far-reaching impact on both mechanical ...

Description: Planetary gear reducers are compact devices that use several gear stages to distribute load and power, resulting in decreased power loss and friction. These components maximize torque while reducing ...

Description: Proper motor sizing precludes equipment failures, ensures efficiency and reduces maintenance issues ...

Description: The world of surgical power tools is evolving significantly, driven by the increasing popularity of minimally invasive surgery techniques. These techniques offer patients various benefits such as ...

Description: Many tools and applications require a motion solution that delivers high power density in a small package, including industrial power tools, surgical tools, robotics, and aerospace and defense. This ...

Description: MINIATURE MOTOR TECHNOLOGIES COMMONLY USED IN AEROSPACE AND DEFENSE APPLICATIONS ...

Description: Finding a precision motor solution that meets the demanding performance requirements of a guided missile or Electro-Optical/Infrared (EO/IR) imaging system cuts across several performance factors, ...

Description: While improvements in diet, regular exercising, and advances in medication can help prevent and manage the disease, medical procedures are often required to treat more advanced symptoms. ...

Description: Electric motors - along with their power transmission, feedback and control devices - are critical to machines that rely on motion axes. Original equipment manufacturers (OEM) embarking on a new ...

Description: The use of motorized power tools in operating rooms has directly improved patient outcomes by optimizing the precision and speed of procedures. These power tools have also enhanced the ease of use for ...

Description: Selecting the appropriate slot and pole combination for a brushless DC (BLDC) motor has implications for its speed and torque output. The choice of pole, slot and winding configurations can also ...

Description: As electronic pruning tools continue to be adopted, workers have been able to avoid pruning-related injuries such as carpal tunnel syndrome and repetitive motion injuries, as these tools help reduce ...

Description: Visiting the dentist often involves encountering various types of equipment, ranging from cleaning to repair. These tools have traditionally been pneumatic, powered by an air system in the dentist's ...

Description: IntelLiDrives linear stepping motor linear actuator is essentially rotary stepper motor "unwrapped" to operate in straight line. Linear motor operates on electromagnetic principle and consists of ...

Description: Employing a vacuum-based process, ETO sterilization efficiently penetrates and cleans the surfaces of various medical devices, with its lower temperature making it a suitable process for a wide array ...

Description: Designer's demand for precise sensing and monitoring of motor speed and position requires innovative feedback designs that can be quickly integrated with high-performance motors. ...

Description: Wearable drug delivery systems, propelled by advanced micro-motion systems, are redefining patient care by offering a seamless and efficient means of administering medication. ...

Description: In the Aerospace and Defense industry, reliability and durability are non-negotiable. The need to meet Size, Weight, and Power (SWaP) targets further adds to the challenge, as these applications ...

Description: Motor longevity is typically a key consideration during the initial phases of device design. But what if the device is intended to complete its operation just once? ...

Description: Servo motors have the ability to create torque in a linearly predictable fashion and it makes them attractive for use in closed loop systems. Despite the wealth of theoretical material regarding ...

Description: BASIC AC MOTOR OPERATION ...

Description: A gearbox is a device that transfers mechanical power from a motor to another part of the machine. While a motor is designed to provide mechanical energy in the form of speed and torque, a gearbox is ...

Description: There are as many electric motor and gearbox combinations as there are uses for electric motors throughout various global industries. Every industry, whether manufacturing, transport, food preparation ...

Description: Here we discuss the selection of a strain wave gearing unit and includes the key considerations for assembly with a motor. ...

Description: Here we'll dive into the key considerations that should govern this selection process. ...

Description: Let's explore how micro-motors empower surgical robots, as well as how Portescap's advancements in micro-motion technology are enabling a wide range of movements and functionalities that were once ...

Description: Not all the energy put into a linear motor can be converted into movement. The excess energy is mostly dissipated through flux losses in the coil windings, in the form of heat. The more force you want ...

Description: When your machine needs a power upgrade, or you need to expand an existing design, then consider the coupling of linear motors. Coupling two ironless linear motors is an effective method to increase ...

Description: Does your machine need a power upgrade or do you want to expand an existing design? Coupling two Iron core motors is an easy and effective way of increasing the available force. Herewith you are not ...

Description: DC motors are motion components that take electrical power in the form of direct current (or some manipulated form of direct current) and convert it into mechanical rotation. The motors do this ...

Description: Brushless DC slotted flat motors have emerged in recent years as a groundbreaking technology, transforming the landscape of various industries with their compact design, high power density, and ...

Description: In the realm of diabetes management, insulin therapy stands as a cornerstone for regulating blood sugar levels. As the need for reliable and tailored insulin delivery grows, an increasing number of ...

Description: Surgical robots have gained significant popularity over the past few decades due to their ability to perform minimally invasive procedures with unparalleled accuracy. ...

Description: Here we cover the most common joining methods used by customers in their miniature motor/gearbox solutions. ...

Description: Historically, stepper motors are not rated by watts like AC motors or servo motors. So...how would you compare a stepper motor to a servo motor or a brushless motor? ...

Description: This article highlights the advantages of brushless motors and stepper motors for driving a peristaltic pump, which is among the most common motor applications in medical, pharmaceutical, biotech, and ...

Description: Axial flux and radial flux motors are two different configurations of electric motors, specifically permanent magnet motors, that have distinct arrangements of magnetic fields and winding layouts. The ...

Description: Innovation and efficiency are crucial for meeting stringent specifications and demanding environments in the Aerospace and Defense industry. Enter Commercial Off-The-Shelf (COTS) motors, or readily ...

Description: A DC gearmotor is an assembly of a brushed or brushless DC motor and gearbox that specifically fulfills an application's torque, speed and efficiency requirements. Adding a gearhead to the motor ...

Description: Infusion systems are responsible for delivering the required drug or nutrition both accurately and reliably, making these systems a critical aspect of patient care. The motion solution plays a key ...

Description: An understanding of grounding, shielding and interface signaling is critical to the successful installation of servo drives and servo motor systems. This paper reviews the different grounds found in a ...

Description: The heat generated during servo motor operation poses significant challenges to system integrators. This paper presents a review of passive motor cooling, the pros and cons of liquid and forced-air ...

Description: Advanced Air Mobility (AAM) vehicles, propelled by electric Vertical Take Off and Landing (eVTOL) technologies, are transforming the way we perceive urban air travel. These vehicles demand high ...

Description: Finding a drop-in replacement motor can be a challenging task and requires extensive knowledge and experience of both the motor and the application. However, with the right collaboration between the ...

Description: The maximum voltage capabilities of brush DC and brushless DC (BLDC) motors are fundamentally different, which is primarily due to each motor technology's specific design and operating principles. In ...

Description: The best motor is the one that meets the application requirements. However, when both servo motors and stepper motors satisfy the basic requirements of a positioning application, it's important to ...

Description: Tension control is a niche application that is not easy to implement. Using the right type of motor is the first step to success. Hint: you don't always have to use a servo motor. ...

Description: AC motors are the workhorses of industrial automation. They're robust, easy to use, and offer a wide product breadth. What do you do if they stop working, and you don't have a spare? ...

Description: Motors exhibit noise. The important thing to know is how you distinguish normal noise from abnormal noise, and how to troubleshoot. ...

Description: Atherectomy devices assist surgeons in critical care of patients with arterial calcium build up. A motor powered, rotating device is guided through the artery and uses a combination of centrifugal ...

Description: Robots are intelligent machines used to assist humans by performing repetitive tasks and reducing instances of human error. By automating simple tasks, robots save time and money, allowing human ...

Description: If efficiency and reliability matter, so do fan motor types. Fans are used in several industries and applications to move air for heat transfer, (such as convection cooling and heating), air exchange ...

Description: Slotted BLDC motors enable an increase in the amount of magnetic flux density in the airgap, which results in higher torque generation; this helps improve the motor's dynamics, making this design more ...

Description: The development of miniature motors has driven innovation in surgical tool design. As smaller and smaller motors become more readily available in the surgical field, design engineers gain the ability ...

Description: PWM frequency has a significant impact on the noise generated by permanent magnet synchronous motors. A higher frequency results in smoother and quieter motor operation, with additional benefits like ...

Description: Stepper motors are generally selected for applications where precise positioning, holding torque, and dynamic torque at low speeds are required. They have also been used to deliver relatively high ...

Description: Portescap is excited to announce that its standard motors can now be designed to meet the requirements of RTCA DO-160G, an aviation industry standard that outlines environmental test conditions for ...

Description: When it comes to designing a new gripper solution, electric motors are often preferred over pneumatic motors due to several advantages they offer in terms of performance, efficiency, control, and ...

Description: Though the Aerospace and Defense industry is constantly evolving, one thing remains the same: the need for more power, higher efficiency, and improved ruggedness in ever-smaller spaces. This is where ...

Description: The operation of stepper motors is less intuitive than the operation of either brush DC or brushless DC motors. As a result, they are often perceived as more difficult to understand and control. ...

Description: When it comes to developing a successful device, the role of miniature motors cannot be underestimated. These small yet powerful components are the backbone of many devices, from surgical robotics to ...

Description: Proper blood flow is essential for good health, so when that blood flow is slowed or blocked by a blood clot, it's not only hazardous - it's potentially fatal. The clot must be removed quickly to ...

Description: As its name would suggest, a permanent magnet motor contains a permanent magnet that is composed of a material that can be magnetized. In a permanent magnet motor, the magnetic field of the rotor or ...

Description: Though the Aerospace and Defense industry is constantly evolving, one thing remains the same: the need for more power, higher efficiency, and improved ruggedness in ever-smaller spaces. This is where ...

Description: Let's explore the latest trends in surgical power tools and the qualifications to consider when searching for a motion solutions supplier to partner with when developing a new hand tool. ...

Description: Optimum Motor Selection for Cardiovascular Applications Series ...

Description: This paper discusses absolute encoder interfaces commonly used in brushless motor control systems. The concept of encoder latency is presented. SSI, BiSS-C®, DRIVE-CliQ and several versions of ...

Description: This technical note describes concepts of geared and direct drive motors. Inertia ratio and gear equations are provided. Geared motor challenges are discussed and the solution to those challenges, ...

Description: This technical note reviews mechanical resonance issues associated with inertial loads driven by framed motors via compliant couplings and frameless motor advantages. The mechanical system is modeled, ...

Description: The basic methodology is to calculate the individual torques required for all segments of a motion profile. The largest of the individual torque values is the Peak Torque. Each torque value is ...

Description: For semiconductor equipment, motors are essential components, and are used in various systems such as indexing (theta) tables and wafer-handling robots. Motor torque is extremely important, but to get ...

Description: This paper reviews the concept of Functional Safety as it relates to machinery. The design steps for a safe machine are outlined and the methodology for determining appropriate PL/SIL safety ratings ...

Description: This paper discusses the effect of servo drive Pulse Width Modulation (PWM) frequency on heat generating current ripple in a permanent magnet motor. The basic idea of PWM is introduced and the RL ...

Description: This technical note describes optimal motor sizing process for a servo motor. A motor model is provided, and thermal issues are discussed. Torque speed curves and typical load torques are reviewed. ...

Description: Correctly sizing a servomotor and drive power supply is critical to optimizing system cost. Power supply capacity is important in battery-powered mobile applications. To size servo drive power ...

Description: Understanding resolution, accuracy and repeatability is critical to specifying a position sensor. This paper defines these terms and discusses how they relate to overall system performance. It is ...

Description: For machine control and other applications, controlling motor speed with variable frequency drives can save energy, but it's not as easy as just adding a VFD. What else needs to be considered for ...

Description: It is critical to accurately control the flight trajectory of a missile so that it reaches the intended target. Based on inputs from the guidance system, actuators precisely adjust the position of ...

Description: High-performance aircraft require a reliable, accurate, and stable fuel flow to power their engines. A fuel metering valve throttles the appropriate amount of fuel based on the engine power required. ...

Description: A leading manufacturer of mechanical thrombectomy devices needed a high-speed DC motor to power a new device to remove clots in the brain. Since brain clots can be fatal, motor precision and ...

Description: Gearboxes are miniature motor accessories that are critical to a number of applications and industries, given their ability to either increase torque or reduce speed. Here we explore how worm gears ...

Description: It is critical to accurately control the flight trajectory of a missile so that it reaches the intended target. Based on inputs from the guidance system, actuators precisely adjust the position of ...

Description: Based on inputs from a guidance system, a missile fin control actuation system (CAS) is used to precisely position control surfaces such as fins and canards. The guidance system defines the flight ...

Description: You're probably familiar with a gear and a motor - but are you familiar with a gearmotor? Combining an electric motor and a gearbox, gearmotors play a significant role in various industries, providing ...

Description: When it comes to developing a successful device, the role of miniature motors cannot be underestimated. These small yet powerful components are the backbone of many devices, from surgical robotics to ...

Description: A major airline uses automatic, reliable and simple to operate passenger window shades to darken or block light. The motors that perform this function must adhere to stringent design requirements for ...

Description: Surgical robotics is a rapidly advancing field that is revolutionizing the way surgeries are performed. Robotics offers many advantages over traditional surgical methods, such as enhanced precision, ...