{"id":33589,"date":"2026-05-13T04:34:53","date_gmt":"2026-05-13T02:34:53","guid":{"rendered":"https:\/\/qviro.com\/blog\/?p=33589"},"modified":"2026-05-13T04:34:53","modified_gmt":"2026-05-13T02:34:53","slug":"torque-ripple-electric-motors","status":"publish","type":"post","link":"https:\/\/qviro.com\/blog\/torque-ripple-electric-motors\/","title":{"rendered":"Torque Ripple in Electric Motors"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Electric motors are designed to deliver smooth and continuous rotational motion, but in practice, fluctuations in torque output are unavoidable. These variations, known as torque ripple, can affect vibration, acoustic noise, positioning accuracy, and overall motion quality. As electric motors become increasingly used in robotics, electric vehicles, and precision automation systems, reducing torque ripple has become an important consideration in both motor design and motion-control engineering.<\/span><\/p>\n<h2><span data-text-color=\"secondary\"><b>What is Torque Ripple?\u00a0<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Torque ripple refers to periodic fluctuations in the torque output of an electric motor during operation. Even under constant speed and current conditions, motors rarely generate perfectly smooth torque due to electromagnetic interactions within the motor. In precision motion systems, excessive torque ripple can increase vibration and acoustic noise while reducing positioning accuracy and low-speed stability.<\/span><span style=\"font-weight: 400;\"><sup>[1]<\/sup><\/span><\/p>\n<p><span style=\"font-weight: 400;\">Torque ripple is typically expressed as a percentage of average torque output:<\/span><\/p>\n<p style=\"text-align: center;\"><i><span style=\"font-weight: 400;\">Torque Ripple (%) = ((Tmax &#8211; Tmin) \/ Tavg) \u00d7 100%<\/span><\/i><\/p>\n<p><span style=\"font-weight: 400;\">Studies have shown that reducing torque ripple can significantly improve motion smoothness and reduce vibration in permanent magnet motor systems.<\/span><span style=\"font-weight: 400;\"><sup>[2]<\/sup><\/span><\/p>\n<p><iframe loading=\"lazy\" title=\"Anticogging: Torque ripple suppression, modeling, and parameter selection\" width=\"1020\" height=\"574\" src=\"https:\/\/www.youtube.com\/embed\/Rp8YyCMY4vs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p style=\"text-align: center;\"><i><span style=\"font-weight: 400;\">A visual demonstration showing how torque ripple in electric motors leads to uneven rotational motion and vibration during operation.<\/span><\/i><\/p>\n<h2><span data-text-color=\"secondary\"><b>Types of Torque Ripple<\/b><\/span><\/h2>\n<h3><span data-text-color=\"success\"><b>Cogging Torque<\/b><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Cogging torque is caused by the interaction between permanent rotor magnets and stator slots. Unlike other forms of torque ripple, it exists even when no current is applied to the motor. Cogging torque is particularly noticeable at low speeds and can negatively affect motion smoothness in robotics and servo-driven systems.<\/span><span style=\"font-weight: 400;\"><sup>[1]<\/sup><\/span><\/p>\n<h3><span data-text-color=\"success\"><b>Electromagnetic Torque Ripple<\/b><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Electromagnetic torque ripple occurs during powered motor operation and is commonly caused by current harmonics, magnetic field distortion, and inverter switching effects. Studies have shown that harmonic distortion can significantly increase vibration and acoustic noise in permanent magnet synchronous motors.<\/span><span style=\"font-weight: 400;\"><sup>[2]<\/sup><\/span><\/p>\n<h3><span data-text-color=\"success\"><b>Commutation Torque Ripple<\/b><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Commutation torque ripple is common in brushless DC (BLDC) motors and occurs during phase switching. Sudden current transitions between phases can produce discontinuous torque output, particularly in six-step commutation systems.<\/span><span style=\"font-weight: 400;\"><sup>[3]<\/sup><\/span><\/p>\n<h2><span data-text-color=\"secondary\"><b>Causes of Torque Ripple in Electric Motors<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Torque ripple in electric motors arises from a combination of electromagnetic and system-level effects. One of the primary sources is slotting effects, where rotor magnets interact with stator teeth, creating periodic variations in magnetic reluctance and torque output. Harmonic distortion from non-sinusoidal back EMF, inverter switching, and PWM control further contributes to torque fluctuations, particularly in permanent magnet motor systems where torque harmonics can significantly increase vibration and acoustic noise.<\/span><span style=\"font-weight: 400;\"><sup>[4][5]<\/sup><\/span><\/p>\n<p><span style=\"font-weight: 400;\">In addition, imperfections in current control such as dead-time distortion and phase tracking errors introduce instability in torque production. Magnetic saturation under high load conditions can also lead to uneven flux distribution and nonlinear torque behavior. Mechanical factors, including rotor eccentricity, shaft misalignment, and manufacturing tolerances, amplify these effects. Torque ripple becomes especially problematic in low-speed precision applications, direct-drive systems, and high-torque servo systems where smooth motion is critical.<\/span><\/p>\n<h2><span data-text-color=\"secondary\"><b>Effects of Torque Ripple<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Torque ripple introduces several mechanical and performance limitations in precision motion systems. The most immediate effect is vibration and acoustic noise, as oscillatory torque generates periodic forces within the drivetrain. In electric vehicle drivetrains, collaborative robots, and medical systems, this leads to reduced smoothness and increased audible noise, with studies showing increases of up to 10\u201315 dB in low-speed operating conditions due to resonance amplification.<\/span><span style=\"font-weight: 400;\"><sup>[5]<\/sup><\/span><\/p>\n<p><span style=\"font-weight: 400;\">It also reduces positioning accuracy in robotic joints, CNC machines, and semiconductor equipment by introducing micro-oscillations that degrade motion stability. In addition, torque ripple increases mechanical stress on components such as bearings, couplings, and gearboxes, accelerating wear through cyclic loading. Finally, it reduces overall efficiency by increasing control effort, thermal losses, and current regulation instability. In high-performance motion systems, even small levels of torque ripple can significantly affect smoothness and long-term reliability.<\/span><\/p>\n<h2><span data-text-color=\"secondary\"><b>Techniques for Reducing Torque Ripple<\/b><\/span><\/h2>\n<h3><span data-text-color=\"success\"><b>Motor Design Improvements<\/b><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Torque ripple can be significantly reduced through structural motor design optimisation. Skewed rotor or stator slots help smooth magnetic alignment between rotor and stator, reducing cogging torque and improving torque uniformity. Optimised magnet geometries, such as segmented or chamfered designs, improve flux distribution in the air gap and reduce harmonic distortion. Fractional slot windings further reduce spatial harmonics by improving electromagnetic symmetry and lowering torque pulsations.<\/span><span style=\"font-weight: 400;\"><sup>[1]<\/sup><\/span><\/p>\n<h3><span data-text-color=\"success\"><b>Advanced Motor Control Techniques<\/b><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Field-Oriented Control (FOC) enables sinusoidal current regulation, resulting in smoother torque production and improved dynamic response in robotics and electric vehicle systems.<\/span><span style=\"font-weight: 400;\"><sup>[3]<\/sup><\/span><span style=\"font-weight: 400;\"> Space Vector PWM (SVPWM) reduces inverter switching harmonics by improving voltage utilisation, which directly lowers torque ripple components.<sup>[4] <\/sup><\/span><span style=\"font-weight: 400;\">Harmonic compensation techniques actively inject corrective currents to cancel ripple-producing harmonics in real time. Model Predictive Control (MPC) further enhances performance by predicting torque behaviour and optimising control inputs before disturbances propagate.<\/span><span style=\"font-weight: 400;\"><sup>[2]<\/sup><\/span><\/p>\n<h2><span data-text-color=\"secondary\"><strong>Conclusion<\/strong><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Torque ripple is an inherent characteristic of electric motors, driven by electromagnetic interactions, control limitations, and mechanical imperfections. While it cannot be fully eliminated, it can be significantly reduced through optimised motor design and advanced control strategies such as FOC, SVPWM, and predictive control. As demand for high-precision motion systems continues to grow in robotics, electric vehicles, and industrial automation, managing torque ripple is essential for improving smoothness, efficiency, and long-term system reliability in modern electric drive applications.<\/span><\/p>\n<h2><span data-text-color=\"secondary\"><strong>References<\/strong><\/span><\/h2>\n<ol>\n<li><span style=\"font-weight: 400;\">Kollmorgen. (n.d.). Everywhere Cogging Torque and Torque Ripple: What You Need to Know. Retrieved May 8, 2026, from <\/span><a href=\"https:\/\/www.kollmorgen.com\/en-us\/blogs\/everywhere-cogging-torque-and-torque-ripple-what-you-need-to-know\"><span style=\"font-weight: 400;\">https:\/\/www.kollmorgen.com\/en-us\/blogs\/everywhere-cogging-torque-and-torque-ripple-what-you-need-to-know<\/span><\/a><\/li>\n<li><span style=\"font-weight: 400;\">MDPI. (n.d.). Torque Ripple Reduction of Interior Permanent Magnet Synchronous Motor Using Harmonic Injected Current. Retrieved May 10, 2026, from <\/span><a href=\"https:\/\/www.mdpi.com\/2673-4117\/3\/4\/44\"><span style=\"font-weight: 400;\">https:\/\/www.mdpi.com\/2673-4117\/3\/4\/44<\/span><\/a><\/li>\n<li><span style=\"font-weight: 400;\">SOLO Motor Controllers. (n.d.). Torque Ripple in Electric Motors. Retrieved May 9, 2026, from <\/span><a href=\"https:\/\/www.solomotorcontrollers.com\/blog\/torque-ripple\/\"><span style=\"font-weight: 400;\">https:\/\/www.solomotorcontrollers.com\/blog\/torque-ripple\/<\/span><\/a><\/li>\n<li><span style=\"font-weight: 400;\">MDPI Energies. (n.d.). Analysis of Torque Ripple and Harmonic Effects in Motor Drives. Retrieved May 8, 2026, from <\/span><a href=\"https:\/\/www.mdpi.com\/1996-1073\/14\/6\/1713?utm_source=chatgpt.com\"><span style=\"font-weight: 400;\">https:\/\/www.mdpi.com\/1996-1073\/14\/6\/1713<\/span><\/a><\/li>\n<li><span style=\"font-weight: 400;\">MDPI Energies. (n.d.). Current Harmonics and Acoustic Noise Reduction in PMSM Drives. Retrieved May 8, 2026, from <\/span><a href=\"https:\/\/www.mdpi.com\/1996-1073\/13\/10\/2534?utm_source=chatgpt.com\"><span style=\"font-weight: 400;\">https:\/\/www.mdpi.com\/1996-1073\/13\/10\/2534<\/span><\/a><\/li>\n<\/ol>\n\n  \n    <div class=\"row large-columns-3 medium-columns- small-columns-1 slider row-slider slider-nav-reveal slider-nav-push\"  data-flickity-options='{\"imagesLoaded\": true, \"groupCells\": \"100%\", \"dragThreshold\" : 5, \"cellAlign\": \"left\",\"wrapAround\": true,\"prevNextButtons\": true,\"percentPosition\": true,\"pageDots\": false, \"rightToLeft\": false, \"autoPlay\" : false}' >\n\n  <div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-text-bottom box-blog-post has-hover\">\n            \t\t\t\t\t<div class=\"box-image\" >\n  \t\t\t\t\t\t<div class=\"image-cover\" style=\"padding-top:200px;\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/qviro.com\/blog\/torque-ripple-electric-motors\/\" class=\"plain\" aria-label=\"Torque Ripple in Electric Motors\">\n\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"601\" height=\"400\" src=\"https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/05\/Torque-Ripple-in-Electric-Motors-601x400.webp\" class=\"attachment-medium size-medium wp-post-image\" alt=\"\" srcset=\"https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/05\/Torque-Ripple-in-Electric-Motors-601x400.webp 601w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/05\/Torque-Ripple-in-Electric-Motors-768x511.webp 768w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/05\/Torque-Ripple-in-Electric-Motors.webp 904w\" sizes=\"auto, (max-width: 601px) 100vw, 601px\" \/>\t\t\t\t\t\t\t<\/a>\n  \t\t\t\t\t\t\t  \t\t\t\t\t\t\t  \t\t\t\t\t\t<\/div>\n  \t\t\t\t\t\t  \t\t\t\t\t<\/div>\n          \t\t\t\t\t<div class=\"box-text text-center\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large \">\n\t\t\t\t\t\t<a href=\"https:\/\/qviro.com\/blog\/torque-ripple-electric-motors\/\" class=\"plain\">Torque Ripple in Electric Motors<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt \">Electric motors are designed to deliver smooth and continuous rotational motion, but in practice, fluctuations [...]\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"badge absolute top post-date badge-square\">\n\t\t\t\t\t\t\t<div class=\"badge-inner\">\n\t\t\t\t\t\t\t\t<span class=\"post-date-day\">13<\/span><br>\n\t\t\t\t\t\t\t\t<span class=\"post-date-month is-xsmall\">May<\/span>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-text-bottom box-blog-post has-hover\">\n    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[...]\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\n\t\t\t\t\t<div class=\"col qviro-ad-inject\" style=\"text-align: center;\"><div class='code-block code-block-3' style='margin: 8px 0; clear: both;'>\n<div id='div-gpt-ad-listing-300x250' style=\"min-width: 300px; min-height: 250px; width: 300px; margin: 0 auto;\">\n  <script>\n    googletag.cmd.push(function() {\n      googletag.defineSlot('\/4250\/qviro\/blog\/listing', [300, 250], 'div-gpt-ad-listing-300x250').addService(googletag.pubads());\n      googletag.display('div-gpt-ad-listing-300x250');\n    });\n  <\/script>\n<\/div><\/div>\n<\/div><script>\n\t\t(function(){\n\t\t\tvar ad = document.currentScript.previousElementSibling;\n\t\t\tvar postItem = ad.closest(\".post-item\");\n\t\t\tif(postItem && ad) {\n\t\t\t\tpostItem.parentNode.insertBefore(ad, postItem.nextSibling);\n\t\t\t}\n\n\t\t\t\/\/ Listen for GPT render events to hide container if no ad serves\n\t\t\t\/\/ Skip collapse if Google Publisher Console is active (for debugging)\n\t\t\tvar isDebugging = window.location.search.includes(\"googfc\");\n\n\t\t\tif (!isDebugging && typeof googletag !== \"undefined\") {\n\t\t\t\tgoogletag.cmd.push(function() {\n\t\t\t\t\tgoogletag.pubads().addEventListener(\"slotRenderEnded\", function(event) {\n\t\t\t\t\t\tvar slotId = event.slot.getSlotElementId();\n\t\t\t\t\t\t\/\/ Check if this is one of our listing ads (block 3 or 4)\n\t\t\t\t\t\tif (slotId === \"div-gpt-ad-listing-300x250\" || slotId === \"div-gpt-ad-listing-320x50\") {\n\t\t\t\t\t\t\tif (event.isEmpty) {\n\t\t\t\t\t\t\t\tad.style.display = \"none\";\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t});\n\t\t\t\t});\n\t\t\t}\n\t\t})();\n\t\t<\/script>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"badge absolute top post-date badge-square\">\n\t\t\t\t\t\t\t<div class=\"badge-inner\">\n\t\t\t\t\t\t\t\t<span class=\"post-date-day\">13<\/span><br>\n\t\t\t\t\t\t\t\t<span class=\"post-date-month is-xsmall\">Apr<\/span>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-text-bottom box-blog-post has-hover\">\n            \t\t\t\t\t<div class=\"box-image\" >\n  \t\t\t\t\t\t<div class=\"image-cover\" style=\"padding-top:200px;\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/qviro.com\/blog\/force-limiting-cobots\/\" class=\"plain\" aria-label=\"What is Force Limiting in Cobots?\">\n\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"400\" src=\"https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/What-is-Force-Limiting-in-Cobots-400x400.webp\" class=\"attachment-medium size-medium wp-post-image\" alt=\"\" srcset=\"https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/What-is-Force-Limiting-in-Cobots-400x400.webp 400w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/What-is-Force-Limiting-in-Cobots-800x800.webp 800w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/What-is-Force-Limiting-in-Cobots-280x280.webp 280w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/What-is-Force-Limiting-in-Cobots-768x768.webp 768w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/What-is-Force-Limiting-in-Cobots.webp 1475w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/>\t\t\t\t\t\t\t<\/a>\n  \t\t\t\t\t\t\t  \t\t\t\t\t\t\t  \t\t\t\t\t\t<\/div>\n  \t\t\t\t\t\t  \t\t\t\t\t<\/div>\n          \t\t\t\t\t<div class=\"box-text text-center\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large \">\n\t\t\t\t\t\t<a href=\"https:\/\/qviro.com\/blog\/force-limiting-cobots\/\" class=\"plain\">What is Force Limiting in Cobots?<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt \">Collaborative robots, or cobots, operate in shared human workspaces. This capability requires robust safety mechanisms. [...]\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"badge absolute top post-date badge-square\">\n\t\t\t\t\t\t\t<div class=\"badge-inner\">\n\t\t\t\t\t\t\t\t<span class=\"post-date-day\">26<\/span><br>\n\t\t\t\t\t\t\t\t<span class=\"post-date-month is-xsmall\">Mar<\/span>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-text-bottom box-blog-post has-hover\">\n            \t\t\t\t\t<div class=\"box-image\" >\n  \t\t\t\t\t\t<div class=\"image-cover\" style=\"padding-top:200px;\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/qviro.com\/blog\/structured-light-time-of-flight-cameras\/\" class=\"plain\" aria-label=\"Structured Light vs. Time-of-Flight Cameras\">\n\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"599\" height=\"400\" src=\"https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/Structured-Light-vs-Time-of-Flight-Cameras-599x400.webp\" class=\"attachment-medium size-medium wp-post-image\" alt=\"\" srcset=\"https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/Structured-Light-vs-Time-of-Flight-Cameras-599x400.webp 599w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/Structured-Light-vs-Time-of-Flight-Cameras-1199x800.webp 1199w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/Structured-Light-vs-Time-of-Flight-Cameras-768x513.webp 768w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/Structured-Light-vs-Time-of-Flight-Cameras-1536x1025.webp 1536w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/03\/Structured-Light-vs-Time-of-Flight-Cameras.webp 1681w\" sizes=\"auto, (max-width: 599px) 100vw, 599px\" \/>\t\t\t\t\t\t\t<\/a>\n  \t\t\t\t\t\t\t  \t\t\t\t\t\t\t  \t\t\t\t\t\t<\/div>\n  \t\t\t\t\t\t  \t\t\t\t\t<\/div>\n          \t\t\t\t\t<div class=\"box-text text-center\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large \">\n\t\t\t\t\t\t<a href=\"https:\/\/qviro.com\/blog\/structured-light-time-of-flight-cameras\/\" class=\"plain\">Structured Light vs. Time-of-Flight Cameras<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt \">Depth sensing enables robots to perceive the three-dimensional structure of their surroundings. It supports tasks [...]\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"badge absolute top post-date badge-square\">\n\t\t\t\t\t\t\t<div class=\"badge-inner\">\n\t\t\t\t\t\t\t\t<span class=\"post-date-day\">15<\/span><br>\n\t\t\t\t\t\t\t\t<span class=\"post-date-month is-xsmall\">Mar<\/span>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-text-bottom box-blog-post has-hover\">\n            \t\t\t\t\t<div class=\"box-image\" >\n  \t\t\t\t\t\t<div class=\"image-cover\" style=\"padding-top:200px;\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/qviro.com\/blog\/human-machine-interface\/\" class=\"plain\" aria-label=\"Human Machine Interface Explained\">\n\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"400\" src=\"https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/02\/Human-Machine-Interface-Explained-400x400.webp\" class=\"attachment-medium size-medium wp-post-image\" alt=\"\" srcset=\"https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/02\/Human-Machine-Interface-Explained-400x400.webp 400w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/02\/Human-Machine-Interface-Explained-800x800.webp 800w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/02\/Human-Machine-Interface-Explained-280x280.webp 280w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/02\/Human-Machine-Interface-Explained-768x768.webp 768w, https:\/\/qviro.com\/blog\/wp-content\/uploads\/2026\/02\/Human-Machine-Interface-Explained.webp 1047w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/>\t\t\t\t\t\t\t<\/a>\n  \t\t\t\t\t\t\t  \t\t\t\t\t\t\t  \t\t\t\t\t\t<\/div>\n  \t\t\t\t\t\t  \t\t\t\t\t<\/div>\n          \t\t\t\t\t<div class=\"box-text text-center\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large \">\n\t\t\t\t\t\t<a href=\"https:\/\/qviro.com\/blog\/human-machine-interface\/\" class=\"plain\">Human Machine Interface Explained<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt \">If you have automated equipment, you interact with a human machine interface on a daily [...]\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"badge absolute top post-date badge-square\">\n\t\t\t\t\t\t\t<div class=\"badge-inner\">\n\t\t\t\t\t\t\t\t<span class=\"post-date-day\">26<\/span><br>\n\t\t\t\t\t\t\t\t<span class=\"post-date-month is-xsmall\">Feb<\/span>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Electric motors are designed to deliver smooth and continuous rotational motion, but in practice, fluctuations in torque output are unavoidable. These variations, known as torque ripple, can affect vibration, acoustic noise, positioning accuracy, and overall motion quality. As electric motors become increasingly used in robotics, electric vehicles, and precision automation systems, reducing torque ripple has [&#8230;]\n","protected":false},"author":7,"featured_media":33599,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"footnotes":""},"categories":[399],"tags":[],"class_list":["post-33589","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electric-motors"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/posts\/33589","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/comments?post=33589"}],"version-history":[{"count":7,"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/posts\/33589\/revisions"}],"predecessor-version":[{"id":33601,"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/posts\/33589\/revisions\/33601"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/media\/33599"}],"wp:attachment":[{"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/media?parent=33589"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/categories?post=33589"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qviro.com\/blog\/wp-json\/wp\/v2\/tags?post=33589"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}