{"id":173,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/nodal-point\/"},"modified":"2026-07-03T10:09:35","modified_gmt":"2026-07-03T10:09:35","slug":"nodal-point","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/tl\/glossary\/nodal-point\/","title":{"rendered":"Ano ang Nodal Point sa Rotor Vibration?"},"content":{"rendered":"<h1>Pag-unawa sa mga Nodal Point sa Rotor Vibration<\/h1>\n\t\t<section class=\"woocommerce hestia-shop products is-shortcode\" id=\"products\" data-sorder=\"hestia_shop\" >\n\t\t\t\t\t\t<div class=\"\">\n\t\t\t\t\t\t<div class=\"hestia-shop-content\">\n\t\t\t<div class=\"row\" data-aos=\"fade-up\" >\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/tl\/product\/balanset-1\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/tl\/product\/balanset-1\/\" title=\"Portable balancer at Vibration analyzer Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A full kit portable na balancer at vibration analyzer\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/tl\/product-category\/devices\/\" rel=\"tag\">Devices<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/tl\/product\/balanset-1\/\" title=\"Portable balancer at Vibration analyzer Balanset-1A\">Portable na balancer &#038; vibration analyzer na Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>1,975.00<\/span> + VAT (kung naaangkop)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/tl\/wp-json\/wp\/v2\/glossary\/173?add-to-cart=986\" data-quantity=\"1\" data-product_id=\"986\" data-product_sku=\"BS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/tl\/wp-json\/wp\/v2\/glossary\/173?add-to-cart=986\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_986\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"986\" data-product_sku=\"BS-1\" aria-label=\"Add to cart: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_986\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/tl\/product\/vibration-sensor\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/tl\/product\/vibration-sensor\/\" title=\"Sensor ng vibraci\u00f3n\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A vibration sensor close-up\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/tl\/product-category\/parts\/\" rel=\"tag\">Parts<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/tl\/product\/vibration-sensor\/\" title=\"Sensor ng vibraci\u00f3n\">Sensor ng vibraci\u00f3n<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>90.00<\/span> + VAT (kung naaangkop)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/tl\/wp-json\/wp\/v2\/glossary\/173?add-to-cart=1820\" data-quantity=\"1\" data-product_id=\"1820\" data-product_sku=\"VS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/tl\/wp-json\/wp\/v2\/glossary\/173?add-to-cart=1820\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1820\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1820\" data-product_sku=\"VS-1\" aria-label=\"Add to cart: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1820\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/tl\/product\/optical-sensor-for-balanset-and-arbalance\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/tl\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optical Sensor (Laser Tachometer)\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Optical Sensor (Laser Tachometer)\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1536x1023.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU.webp 1600w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/tl\/product-category\/parts\/\" rel=\"tag\">Parts<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/tl\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optical Sensor (Laser Tachometer)\">Optical Sensor (Laser Tachometer)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>124.00<\/span> + VAT (kung naaangkop)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/tl\/wp-json\/wp\/v2\/glossary\/173?add-to-cart=1832\" data-quantity=\"1\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/tl\/wp-json\/wp\/v2\/glossary\/173?add-to-cart=1832\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1832\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" aria-label=\"Add to cart: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1832\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/tl\/product\/balanset-4\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/tl\/product\/balanset-4\/\" title=\"Balanset-4\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Vibromera rotor balancing kit: carrying case, multi-channel signal conditioner, handheld analyzer, magnetic base, mga vibration sensor, at mga coiled cable.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4.webp 640w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/tl\/product-category\/devices\/\" rel=\"tag\">Devices<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/tl\/product\/balanset-4\/\" title=\"Balanset-4\">Balanset-4<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>6,803.00<\/span> + VAT (kung naaangkop)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/tl\/wp-json\/wp\/v2\/glossary\/173?add-to-cart=1833\" data-quantity=\"1\" data-product_id=\"1833\" data-product_sku=\"BS-4\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/tl\/wp-json\/wp\/v2\/glossary\/173?add-to-cart=1833\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1833\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1833\" data-product_sku=\"BS-4\" aria-label=\"Add to cart: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1833\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div><!-- \/.row --><div class=\"row\">\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/tl\/product\/magnet-stand\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/tl\/product\/magnet-stand\/\" title=\"Magnetic Stand Insize-60-kgf\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Magnet base.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/tl\/product-category\/parts\/\" rel=\"tag\">Parts<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/tl\/product\/magnet-stand\/\" title=\"Magnetic Stand Insize-60-kgf\">Magnetic Stand Insize-60-kgf<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span 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class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>1,735.00<\/span> + VAT (kung naaangkop)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/tl\/wp-json\/wp\/v2\/glossary\/173?add-to-cart=4193\" data-quantity=\"1\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/tl\/wp-json\/wp\/v2\/glossary\/173?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"Add to cart: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p>A <strong>nodal point<\/strong> \u2014 tinatawag din na node, o nodal line kapag ang galaw ay tinitingnan sa tatlong dimensyon \u2014 ay isang tiyak na lokasyon sa kahabaan ng isang nagvi-vibrate na <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/rotor\/\">rotor<\/a> where the <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/displacement\/\">displacement<\/a> nananatiling zero habang nagvi-vibrate ang rotor sa isang partikular na <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/natural-frequency\/\">natural frequency<\/a>. Kahit na ang natitirang bahagi ng shaft ay yumuyuko at umaandar sa pamamagitan ng galaw nito, ang nodal point ay nananatiling nakatigil kaugnay sa neutral na posisyon ng shaft&#8217;s. Ang mga nodal point ay mga pangunahing katangian ng <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/mode-shape\/\">mode shapes<\/a>, at ang pag-alam kung saan sila nakalagay ay mapagpasyang mahalaga para sa <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/rotor-dynamics\/\">rotor dynamics<\/a> pagsusuri, para sa <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/balancing\/\">balancing<\/a> estratehiya, at para sa pagpapasya kung saan ilalagay ang mga vibration sensor. Kapag mali ang pagtatantya sa kanila, ang isang gawaing pagbabalanse ay mabibigo o ang isang sistema ng pagsubaybay ay mabubulagan sa tunay na vibration; kung nauunawaan ang mga ito, ang dalawa ay magiging simple.<\/p>\n<h2>1. Mga Nodal Point sa Iba't Ibang Mode ng Vibration<\/h2>\n<p>Ang bawat mode ng isang shaft ay may sariling pattern ng mga node at antinode, na nagiging mas kumplikado habang tumataas ang bilang ng mode.<\/p>\n<h3>First Bending Mode<\/h3>\n<p>Ang unang (pundamental) bending mode ay karaniwang may:<\/p>\n<ul>\n<li><strong>zero internal nodes<\/strong> \u2014 walang punto ng zero deflection sa kahabaan ng shaft span;<\/li>\n<li><strong>bearing locations as approximate nodes<\/strong> \u2014 sa isang simply-supported na layout, ang mga bearing ay gumaganap bilang mga malapit-nodal na punto;<\/li>\n<li><strong>maximum deflection<\/strong> malapit sa gitna ng agwat sa pagitan ng mga bearing; at<\/li>\n<li><strong>a simple arc shape<\/strong> \u2014 ang shaft ay yumuyuko sa isang solong maayos na kurba.<\/li>\n<\/ul>\n<h3>Second Bending Mode<\/h3>\n<p>Ang ikalawang mode ay may mas kumplikadong pattern:<\/p>\n<ul>\n<li><strong>one internal node<\/strong> \u2014 isang solong punto, karaniwang malapit sa gitna ng agwat, kung saan ang deflection ay zero;<\/li>\n<li><strong>an S-curve shape<\/strong> \u2014 ang shaft ay yumuyuko sa magkabaligtad na direksyon sa magkabilang panig ng node;<\/li>\n<li><strong>two antinodes<\/strong> \u2014 maximum na deflection sa bawat panig ng node; at<\/li>\n<li><strong>isang mas mataas na frequency<\/strong> \u2014 ang natural frequency nito ay malayo sa itaas ng unang mode.<\/li>\n<\/ul>\n<h3>Third Mode and Higher<\/h3>\n<ul>\n<li><strong>third mode:<\/strong> dalawang panloob na nodal point at tatlong antinode;<\/li>\n<li><strong>ikaapat na mode:<\/strong> tatlong nodal point at apat na antinode;<\/li>\n<li><strong>pangkalahatang panuntunan:<\/strong> ang mode N ay may (N \u2212 1) panloob na nodal points; at<\/li>\n<li><strong>increasing complexity:<\/strong> higher modes show progressively more intricate wave patterns.<\/li>\n<\/ul>\n<h2>2. Pisikal na Kahalagahan ng mga Nodal Points<\/h2>\n<h3>Zero Deflection \u2014 but Maximum Stress<\/h3>\n<p>Sa isang nodal point, sa panahon ng vibration sa natural na frequency ng mode na iyon:<\/p>\n<ul>\n<li>ang lateral na paglilipat ay zero at ang shaft ay dumadaan sa neutral axis nito;<\/li>\n<li>ngunit ang bending stress ay karaniwang nasa pinakamataas, dahil ang slope ng deflection curve ay pinaka-matulis doon; at<\/li>\n<li>ang mga shear force ay pinakamataas din sa node.<\/li>\n<\/ul>\n<p>Ang hindi inaasahang pag-uugnay na ito \u2014 pinakamaliit na galaw, pinakamalaking stress \u2014 ang dahilan kung bakit ang isang node ay maaaring maging isang mahusay na lokasyon ng suporta ngunit isang masamang lugar para suriin ang kalusugan ng isang rotor sa pamamagitan ng galaw lamang.<\/p>\n<h3>Zero Sensitivity<\/h3>\n<p>Ang isang pwersa o masa na inilapat sa isang nodal point ay may minimal na epekto sa partikular na mode na iyon:<\/p>\n<ul>\n<li>adding <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/correction-weight\/\">Correction weights<\/a> sa isang node ay kakaunting nagagawa para balansehin ang mode na iyon;<\/li>\n<li>ang mga sensor na nakalagay sa isang node ay nakakakita ng minimal na vibration para sa mode na iyon; at<\/li>\n<li>ang isang suporta o hadlang sa isang node ay halos hindi nagbabago ng natural na frequency ng mode.<\/li>\n<\/ul>\n<h2>3. Praktikal na Implikasyon para sa Balancing<\/h2>\n<h3>Pagpili ng Correction-Plane<\/h3>\n<p>Ang pag-alam kung nasaan ang mga node ay gumagabay sa buong diskarte sa balancing, at ito ay lubos na naiiba sa pagitan ng mga rigid at flexible na rotor.<\/p>\n<h4>Para sa Rigid Rotors<\/h4>\n<ul>\n<li>gumagana ang mga ito sa ibaba ng unang critical speed;<\/li>\n<li>ang unang mode ay hindi lubos na nae-excite;<\/li>\n<li>standard <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/two-plane-balancing\/\">pagbalanse sa dalawang eroplano<\/a> malapit sa mga dulo ng rotor ay epektibo; at<\/li>\n<li>ang mga nodal point ay hindi isang pangunahing alalahanin.<\/li>\n<\/ul>\n<h4>Para sa Flexible Rotors<\/h4>\n<ul>\n<li>sila ay gumagana sa o higit sa critical speeds;<\/li>\n<li>ang mga mode shape at nodal point ay dapat isaalang-alang;<\/li>\n<li><strong>effective <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/correction-plane\/\">mga correction plane<\/a><\/strong> umuupo sa o malapit sa mga antinode \u2014 ang mga puntos ng pinakamataas na deflection;<\/li>\n<li><strong>mga hindi epektibong lokasyon<\/strong> ang mga correction plane ay nasa o malapit sa isang node, na halos hindi nakaka-impluwensya sa mode na iyon; at<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/tl\/glossary\/modal-balancing\/\">modal balancing<\/a><\/strong> tahasang isinasaalang-alang ang mga lokasyon ng nodal point kapag namamahagi ng mga correction weight.<\/li>\n<\/ul>\n<h3>Halimbawa: Second-Mode Balancing<\/h3>\n<p>Isaalang-alang ang isang mahabang flexible shaft na tumatakbo nang higit sa unang critical speed nito, na nag-e-excite ng ikalawang mode:<\/p>\n<ul>\n<li>ang ikalawang mode ay may isang nodal point malapit sa gitna ng span;<\/li>\n<li>ang paglalagay ng lahat ng correction weight malapit sa gitna ng span \u2014 sa node \u2014 ay magiging hindi epektibo;<\/li>\n<li>ang pinakamainam na diskarte ay ang maglagay ng mga koreksyon sa dalawang antinode, isa sa bawat gilid ng node; at<\/li>\n<li>ang pattern ng pamamahagi ng timbang ay dapat tumugma sa ikalawang mode shape para maging epektibo ang balancing.<\/li>\n<\/ul>\n<h2>4. Mga Konsiderasyon sa Pagpili ng Sensor<\/h2>\n<h3>Estratehiya sa Pagsukat ng Vibration<\/h3>\n<p>Ang mga nodal point ay may mapagpasyang epekto sa <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/vibration-monitoring\/\">vibration monitoring<\/a>.<\/p>\n<h4>Iwasan ang Nodal Locations<\/h4>\n<ul>\n<li>ang isang sensor sa isang node ay nakakakita ng minimal na vibration para sa mode na iyon;<\/li>\n<li>maaari itong mapalampas ang isang seryosong problema sa vibration kung ito lamang ang punto ng pagsukat; at<\/li>\n<li>maaari itong magbigay ng maling impresyon ng katanggap-tanggap na antas ng vibration.<\/li>\n<\/ul>\n<h4>Tinutukoy ang Antinode Locations<\/h4>\n<ul>\n<li>ipinapakita ng mga antinode ang pinakamataas na amplitude ng vibration;<\/li>\n<li>ang mga ito ay pinaka-sensitibo sa isang umuusbong na problema;<\/li>\n<li>for the first mode of a simply-supported rotor the antinode lies near mid-span (the bearings are near-nodes); in practice, machine monitoring still usually measures at the bearing housings because they are the accessible, standard mounting locations; and<\/li>\n<li>para sa mas mataas na mode, maaaring kailanganin ang mga intermediate na punto ng pagsukat.<\/li>\n<\/ul>\n<h4>Maraming Measurement Points<\/h4>\n<ul>\n<li>para sa mga flexible na rotor, sumusukat sa ilang axial na lokasyon;<\/li>\n<li>tinitiyak nito na walang mode ang mamamali dahil ang isang sensor ay nagkataong nakalagay sa isang node;<\/li>\n<li>pinapayagan nito ang mga mode shape na matukoy nang eksperimental; at<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/tl\/glossary\/critical-machinery\/\">kritikal na kagamitan<\/a> madalas ay nagdadala ng mga sensor sa bawat bearing plus mid-span.<\/li>\n<\/ul>\n<h2>5. Pagtukoy ng Nodal-Point Locations<\/h2>\n<h3>Analytical Prediction<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/tl\/glossary\/modal-analysis\/\">Finite-element analysis<\/a>:<\/strong> kinakalkula ang mga mode shape at tinutukoy ang eksaktong lokasyon ng mga node.<\/li>\n<li><strong>Beam theory:<\/strong> para sa mga simpleng configuration, ang mga closed-form na solusyon ay nagtataya ng mga lokasyon ng node.<\/li>\n<li><strong>Design tools:<\/strong> ang rotordynamics software ay nagpapakita ng bawat mode shape nang biswal na may mga markadong node.<\/li>\n<\/ul>\n<h3>Experimental Identification<\/h3>\n<p><strong>1. Impact (bump) testing<\/strong> \u2014 tamaan ang shaft sa ilang lokasyon gamit ang isang instrumented na martilyo at sukatin ang tugon sa maraming punto; ang isang lokasyon na walang tugon sa isang ibinigay na frequency ay isang nodal point para sa mode na iyon. Ang teknik ay inilarawan nang detalyado sa ilalim ng <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/bump-test\/\">bump testing<\/a> and <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/impact-testing\/\">impact testing<\/a>.<\/p>\n<p><strong>2. Operating-deflection-shape measurement<\/strong> \u2014 sa panahon ng operasyon malapit sa isang critical speed, sukatin ang vibration sa maraming axial na punto, i-plot ang deflection amplitude laban sa posisyon, at basahin ang mga zero-crossing bilang mga nodal na lokasyon. Ito ang puso ng <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/ods-analysis\/\">operating deflection shape analysis<\/a>.<\/p>\n<p><strong>3. Proximity-probe arrays<\/strong> \u2014 mag-install ng ilang non-contact <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/proximity-probe\/\">proximity probes<\/a> sa kahabaan ng shaft at direktang sukatin ang deflection sa panahon ng startup o <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/coastdown\/\">coastdown<\/a>; ito ang pinaka-tumpak na experimental na pamamaraan para sa paghanap ng mga node.<\/p>\n<h2>6. Nodal Points kumpara sa Antinodes<\/h2>\n<p>Ang mga node at antinode ay mga komplementaryong kalahati ng parehong larawan.<\/p>\n<table>\n<tr>\n<th>Nodal Points<\/th>\n<th>Antinodes<\/th>\n<\/tr>\n<tr>\n<td>Walang deflection<\/td>\n<td>Pinakamataas na deflection<\/td>\n<\/tr>\n<tr>\n<td>Pinakamataas na bending slope at stress<\/td>\n<td>Walang bending slope<\/td>\n<\/tr>\n<tr>\n<td>Mababang bisa para sa aplikasyon ng puwersa o pagsukat<\/td>\n<td>Pinakamataas na bisa para sa mga correction weight<\/td>\n<\/tr>\n<tr>\n<td>Perpekto para sa mga lokasyon ng suporta (bawasan ang transmitted na puwersa)<\/td>\n<td>Optimal na lokasyon ng sensor placement<\/td>\n<\/tr>\n<tr>\n<td>\u2014<\/td>\n<td>Pinakamataas na stress sa ilalim ng combined loading<\/td>\n<\/tr>\n<\/table>\n<h2>7. Mga Praktikal na Aplikasyon at Mga Case Study<\/h2>\n<h3>Case: Paper-Machine Roll<\/h3>\n<ul>\n<li><strong>Situation:<\/strong> isang mahabang (6-metro) roller na tumatakbo sa 1,200 rpm na may mataas na vibration.<\/li>\n<li><strong>Analysis:<\/strong> nagtatakbo ito nang higit sa unang critical speed, kaya na-excite ang ikalawang mode na may node sa mid-span.<\/li>\n<li><strong>Unang pagtatangka:<\/strong> mga weight ay idinagdag sa mid-span \u2014 ang maginhawang punto ng access \u2014 na may mahinang resulta.<\/li>\n<li><strong>Solution:<\/strong> sa pagkilala na ang mid-span ay ang nodal point, ang mga weight ay muling ipinamamahagi sa mga quarter-point (ang mga antinode).<\/li>\n<li><strong>Result:<\/strong> ang vibration ay bumaba ng 85%, isang matagumpay na modal balance.<\/li>\n<\/ul>\n<h3>Case: Steam-Turbine Monitoring<\/h3>\n<ul>\n<li><strong>Situation:<\/strong> isang bagong monitoring system ay nagpakita ng mababang vibration sa kabila ng kilalang unbalance.<\/li>\n<li><strong>Investigation:<\/strong> ang sensor ay hindi sinasadyang nakalagay malapit sa nodal point ng dominant na mode.<\/li>\n<li><strong>Solution:<\/strong> ang mga karagdagang sensor sa mga lokasyon ng antinode ay nagsiwalat ng tunay na mga antas ng vibration.<\/li>\n<li><strong>Lesson:<\/strong> palaging isaalang-alang ang mga mode shape kapag nagdidisenyo ng monitoring system.<\/li>\n<\/ul>\n<h2>8. Advanced Considerations<\/h2>\n<h3>Moving Nodes<\/h3>\n<p>Sa ilang sistema ang mga nodal point ay nagbabago ayon sa mga kondisyon ng operasyon:<\/p>\n<ul>\n<li>ang speed-dependent na bearing stiffness ay nagpapalipat ng mga lokasyon ng node;<\/li>\n<li>ang temperatura ay nakakaapekto sa shaft stiffness;<\/li>\n<li>ang tugon ay maaaring load-dependent; at<\/li>\n<li>ang mga asymmetric na sistema ay maaaring may iba't ibang node para sa paggalaw nang pahalang at patayo.<\/li>\n<\/ul>\n<h3>Approximate kumpara sa True Nodes<\/h3>\n<ul>\n<li><strong>True nodes:<\/strong> eksaktong mga punto ng zero-deflection sa isang idealisadong sistema.<\/li>\n<li><strong>Approximate nodes:<\/strong> mga lokasyon ng napakababang \u2014 ngunit hindi eksaktong zero \u2014 deflection sa isang tunay na sistema na may <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/damping\/\">damping<\/a> at iba pang mga hindi-ideal na epekto.<\/li>\n<li><strong>Practical consequence:<\/strong> ang isang tunay na node ay isang <em>region<\/em> ng mababang deflection sa halip na isang eksaktong matematikong punto.<\/li>\n<\/ul>\n<h2>9. Paglalapat Nito sa Larangan<\/h2>\n<p>Para sa mga rigid na rotor na bumubuo sa karamihan ng mga pang-industriyang makinarya \u2014 mga pump, fan, motor, at katulad \u2014 ang panuntunan sa trabaho ay kapakipakinabang na simple: manatili sa ibaba ng unang critical speed at ang mga mapanganib na bending node ay hindi kailanman lilitaw, kaya ang dalawang correction plane malapit sa mga dulo ng rotor ang gagawa ng trabaho. Ang isang portable na two-channel analyzer tulad ng <a href=\"https:\/\/vibromera.eu\/tl\/product\/balanset-1\/\">Balanset-1A<\/a> gumaganap nang eksakto sa single- o two-plane na <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/field-balancing\/\">on-site na pagbabalanse<\/a> sa sariling mga bearing ng makina, sinusukat ang amplitude at <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/phase\/\">phase<\/a> upang makalkula ang mga timbang. Kapag ang isang rotor ay kailangang tumatakbo sa o higit sa isang critical speed, ang parehong datos ng amplitude at phase na kinuha sa ilang axial na punto ay nagbibigay-daan sa analyst na iguhit ang mode shape at kumpirmahin kung aling eroplano ang isang antinode bago maglagay ng anumang timbang \u2014 ang pagkakaiba sa pagitan ng 85% na pagpapabuti at isang naksalang pagtatangka. Ang pag-unawa sa mga nodal point, sa madaling salita, ang siyang nagpapalit ng datos ng vibration tungo sa tamang desisyon sa balancing.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/tl\/glossary\/\">\u2190 Bumalik sa Pangunahing Index<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Matuto tungkol sa mga nodal point, mga lokasyon sa isang nagvi-vibrate na shaft kung saan nananatiling zero ang deflection, na kritikal para sa pag-unawa ng mga mode shape, balancing, at paglalagay ng sensor sa mga rotating na makinarya.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-173","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/glossary\/173","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":2,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/glossary\/173\/revisions"}],"predecessor-version":[{"id":102180,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/glossary\/173\/revisions\/102180"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/media?parent=173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/categories?post=173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/tags?post=173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}