{"id":234,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/shaft-crack\/"},"modified":"2026-05-23T22:53:50","modified_gmt":"2026-05-23T22:53:50","slug":"shaft-crack","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/ms\/glossary\/shaft-crack\/","title":{"rendered":"Apa itu Retak Aci? Pengesanan dan Diagnosis"},"content":{"rendered":"<h1>Memahami Retak Aci dalam Jentera Berputar<\/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\/ms\/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\/ms\/product\/balanset-1\/\" title=\"Pengimbang mudah alih &amp; Penganalisis getaran 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 kit lengkap penyeimbang mudah alih dan penganalisis getaran\" 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\/ms\/product-category\/devices\/\" rel=\"tag\">Peranti<\/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\/ms\/product\/balanset-1\/\" title=\"Pengimbang mudah alih &amp; Penganalisis getaran Balanset-1A\">Pengimbang mudah alih &amp; Penganalisis getaran 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\">\u20ac<\/span>1,975.00<\/span> + VAT (jika berkenaan)<\/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=\"\/ms\/wp-json\/wp\/v2\/glossary\/234?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=\"\/ms\/wp-json\/wp\/v2\/glossary\/234?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\/ms\/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\/ms\/product\/vibration-sensor\/\" title=\"Penderia getaran\">\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=\"Pandangan dekat sensor getaran Balanset-1A\" 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\/ms\/product-category\/parts\/\" rel=\"tag\">bahagian<\/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\/ms\/product\/vibration-sensor\/\" title=\"Penderia getaran\">Penderia getaran<\/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\">\u20ac<\/span>90.00<\/span> + VAT (jika berkenaan)<\/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=\"\/ms\/wp-json\/wp\/v2\/glossary\/234?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=\"\/ms\/wp-json\/wp\/v2\/glossary\/234?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\/ms\/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\/ms\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Penderia Optik (Takometer Laser)\">\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=\"Penderia Optik (Takometer Laser)\" 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\/ms\/product-category\/parts\/\" rel=\"tag\">bahagian<\/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\/ms\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Penderia Optik (Takometer Laser)\">Penderia Optik (Takometer Laser)<\/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\">\u20ac<\/span>124.00<\/span> + VAT (jika berkenaan)<\/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=\"\/ms\/wp-json\/wp\/v2\/glossary\/234?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=\"\/ms\/wp-json\/wp\/v2\/glossary\/234?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\/ms\/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\/ms\/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=\"Kit pengimbangan rotor Vibromera: kes pembawa, perapi isyarat berbilang saluran, penganalisis genggam, tapak magnet, sensor getaran dan kabel bergelung.\" 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\/ms\/product-category\/devices\/\" rel=\"tag\">Peranti<\/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\/ms\/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\">\u20ac<\/span>6,803.00<\/span> + VAT (jika berkenaan)<\/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=\"\/ms\/wp-json\/wp\/v2\/glossary\/234?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=\"\/ms\/wp-json\/wp\/v2\/glossary\/234?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\/ms\/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\/ms\/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=\"Pangkalan magnet.\" 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\/ms\/product-category\/parts\/\" rel=\"tag\">bahagian<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 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https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-2048x1366.webp 2048w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-e1732998877834.webp 708w\" 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\/ms\/product-category\/devices\/\" rel=\"tag\">Peranti<\/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\/ms\/product\/dynamic-balancer-balanset-1a\/\" title=\"Pengimbang dinamik &quot;Balanset-1A&quot; OEM\">Pengimbang dinamik &quot;Balanset-1A&quot; OEM<\/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\">\u20ac<\/span>1,735.00<\/span> + VAT (jika berkenaan)<\/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=\"\/ms\/wp-json\/wp\/v2\/glossary\/234?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=\"\/ms\/wp-json\/wp\/v2\/glossary\/234?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>retak aci<\/strong> adalah retak atau ketaksinambungan dalam aci berputar yang tumbuh dari keletihan, penumpuan tegasan, atau kecacatan bahan. Retak hampir selalu bermula pada permukaan dan merambat ke dalam, maju berserenjang dengan arah tegasan tarik maksimum. Dalam jentera berputar ia termasuk di antara cacat paling berbahaya semuanya, kerana retak boleh bergerak dari garis rambut yang tidak dapat dikesan kepada kepatahan aci lengkap dalam hitungan jam atau hari, dengan potensi kegagalan yang bencana dan mengancam nyawa. Kurnia penyelamat ialah bahawa retak yang berkembang mengkhianati dirinya dalam <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/vibration\/\">getaran<\/a> isyarat \u2014 paling ciri melalui komponen 2\u00d7 (dua kali setiap revolusi) yang meningkat \u2014 jadi terdisiplin <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/vibration-analysis\/\">Analisis getaran<\/a> menawarkan peluang tulin untuk menangkapnya sebelum ia melepaskan.<\/p>\n<h2>1. Definisi: Apakah Retak Aci?<\/h2>\n<p>Secara mekanik, retak adalah kawasan di mana aci telah kehilangan kontinuiti dan oleh itu kekakuannya. Apabila aci berputar, retak secara bergantian terbuka dan tertutup di bawah tekanan lentur berayun, dan &#8220;pernafasan&#8221; ini menyebabkan kekakuan aci berubah mengikut kedudukan sudut. Ketidaksimetrian itu adalah punca ciri tanda diagnostik yang dibincangkan di bawah, dan itulah yang membezakan retak melintang yang benar daripada sesuatu yang kekal <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/shaft-bow\/\">busur aci<\/a> atau retak mudah <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/unbalance\/\">ketidakseimbangan<\/a>. Fenomena yang lebih luas, apabila retak telah berkembang cukup untuk mengubah tingkahlaku keseluruhan rotor, kadangkala ditangani di bawah tajuk a <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/cracked-rotor\/\">pemutar retak<\/a>.<\/p>\n<h2>2. Punca Umum Retak Aci<\/h2>\n<h3>Kelelahan daripada tekanan kitaran<\/h3>\n<p>Punca yang dominan dalam jentera berputar, kelelahan mengumpul kerosakan satu kitaran tegasan pada satu masa:<\/p>\n<ul>\n<li><strong>Kelelahan lentur:<\/strong> aci berputar dengan kekakuan tidak sekata atau beban di tengah-tengah mengalami tegasan lentur kitaran yang terbalik sepenuhnya.<\/li>\n<li><strong>Kelelahan torsional:<\/strong> kilasan berosilasi dalam aci pemindahan kuasa mendorong <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/torsional-vibration\/\">getaran kilasan<\/a> dan keletihan.<\/li>\n<li><strong>Kelelahan kitaran tinggi:<\/strong> berjuta-juta kitaran terkumpul selama bertahun-tahun, jadi walaupun tegasan sederhana dapat akhirnya memulakan retak.<\/li>\n<li><strong>Pemusatan tekanan:<\/strong> lubang kunci, lubang silang, pelopor, dan ketakselanjaran geometri lain meningkatkan tegasan secara tempatan dan merupakan tapak permulaan yang biasa.<\/li>\n<\/ul>\n<h3>Keadaan operasi<\/h3>\n<ul>\n<li><strong>Ketidakseimbangan yang berlebihan:<\/strong> daya sentrifugal yang tinggi menambah tekanan lentur kitaran.<\/li>\n<li><strong>salah jajaran:<\/strong> momen lentur daripada <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/misalignment\/\">salah jajaran<\/a> mempercepat kelelahan.<\/li>\n<li><strong>Operasi resonansi:<\/strong> beroperasi pada atau berhampiran a <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/critical-speed\/\">kelajuan kritikal<\/a> menghasilkan pesongan dan tegasan yang besar.<\/li>\n<li><strong>Lebihan beban:<\/strong> beroperasi melebihi had reka bentuk.<\/li>\n<li><strong>Tekanan terma:<\/strong> pemanasan atau penyejukan pesat dan kecerunan suhu yang curam, yang juga boleh menghasilkan a sementara <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/thermal-bow\/\">busur haba<\/a>.<\/li>\n<\/ul>\n<h3>Kecacatan bahan dan pembuatan<\/h3>\n<ul>\n<li><strong>Inklusi bahan:<\/strong> terak, lompang, atau bahan asing dalam bahan aci.<\/li>\n<li><strong>Rawatan haba yang tidak wajar:<\/strong> pengerasan atau perawatan yang tidak mencukupi.<\/li>\n<li><strong>Kecacatan pemesinan:<\/strong> tanda alatan, goresan dalam, atau calar yang bertindak sebagai peningkat tekanan.<\/li>\n<li><strong>Karat kecopot:<\/strong> lubang permukaan yang berfungsi sebagai tapak permulaan retak.<\/li>\n<li><strong>Kerisauan:<\/strong> pada antara muka pasang tekan atau lubang kunci, di mana gerakan mikro merosakkan permukaan.<\/li>\n<\/ul>\n<h3>Peristiwa operasional<\/h3>\n<ul>\n<li><strong>Peristiwa kelajuan lebih:<\/strong> kelajuan lebih darurat atau tidak sengaja mengenakan tekanan tinggi.<\/li>\n<li><strong>Geseran teruk:<\/strong> <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/rotor-rub\/\">geseran rotor<\/a> Sentuhan penjanaan haba dan kepekatan tegasan tempatan<\/li>\n<li><strong>Pemuatan impak:<\/strong> Beban mendadak akibat gangguan proses atau kejutan mekanikal<\/li>\n<li><strong>Pembaikan sebelumnya:<\/strong> kimpalan atau mesin yang meninggalkan tegasan sisa di belakang.<\/li>\n<\/ul>\n<h2>3. Gejala Getaran Aci Retak<\/h2>\n<h3>Komponen 2\u00d7 yang ciri-ciri<\/h3>\n<p>Tanda tangan halal retak melintang ialah komponen yang menonjol <strong>2\u00d7 (harmonik kedua)<\/strong> mekanisme di baliknya adalah wajar dipahami dengan tepat:<\/p>\n<ul>\n<li>Apabila aci berputar, retakan membuka dan menutup dua kali setiap putaran.<\/li>\n<li>Apabila retak berada di sisi mampatan (bawah dalam putaran), ia menutup dan aci lebih tegar.<\/li>\n<li>Apabila ia berayun ke sisi tegangan (atas dalam putaran), ia membuka dan aci lebih lentur.<\/li>\n<li>Ayunan dua kali setiap putaran dalam kekerasan ini sendiri merupakan fungsi paksaan 2\u00d7.<\/li>\n<li>Amplitud 2\u00d7 meningkat apabila retak semakin dalam dan ketaksamaan kekerasan meningkat \u2014 itulah sebabnya <em>tren<\/em> penting sebanyak tahap mutlak.<\/li>\n<\/ul>\n<h3>Penunjuk getaran tambahan<\/h3>\n<ul>\n<li><strong>Perubahan 1\u00d7:<\/strong> kenaikan beransur dalam komponen 1\u00d7 apabila kekerasan berubah dan lengkungan sisa berkembang.<\/li>\n<li><strong>Harmonik lebih tinggi:<\/strong> 3\u00d7 dan 4\u00d7 mungkin muncul apabila keterukan bertambah.<\/li>\n<li><strong>Anjakan fasa:<\/strong> the <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/phase\/\">fasa<\/a> sudut berubah semasa permulaan atau penurunan dan pada kecepatan berbeza.<\/li>\n<li><strong>Kelakuan bergantung pada kelajuan:<\/strong> getaran boleh berubah secara tidak linear dengan kecepatan.<\/li>\n<li><strong>Sensitiviti suhu:<\/strong> bacaan mungkin menjejak pengembangan termal apabila ia membuka atau menutup retakan.<\/li>\n<\/ul>\n<h3>Kelakuan permulaan dan pemulihan<\/h3>\n<ul>\n<li>Komponen 2\u00d7 berkelakuan luar biasa semasa peralihan sementara.<\/li>\n<li>A <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/bode-plot\/\">Plot pertanda<\/a> mungkin menunjukkan dua puncak resonan, satu pada separuh setiap kecepatan kritikal, apabila rangsangan 2\u00d7 melalui.<\/li>\n<li>Kemajuan fasa komponen 1\u00d7 boleh berbeza dengan ketara daripada tindak balas ketakseimbangan normal.<\/li>\n<\/ul>\n<h2>4. Kaedah Pengesanan<\/h2>\n<h3>Pemantauan getaran dan pengukuran di lapangan<\/h3>\n<p>Kerana amaran adalah spektral dan progresif, pengukuran berkala adalah garis hadapan pertahanan:<\/p>\n<ul>\n<li><strong>Arah Aliran:<\/strong> pantau nisbah 2\u00d7\/1\u00d7 mengikut masa; kenaikan yang stabil adalah amaran, dan nisbah melebihi kurang lebih 0.5 menjamin penyiasatan. Perubahan corak yang tiba-tiba sama mencurigakan.<\/li>\n<li><strong>Analisis spektral:<\/strong> rutin <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/fft\/\">FFT<\/a> pengukuran, dibandingkan dengan sejarah <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/baseline\/\">garis dasar<\/a>, mendedahkan kemunculan atau pertumbuhan puncak 2\u00d7.<\/li>\n<li><strong>Analisis sementara:<\/strong> <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/waterfall-plot\/\">plot air terjun<\/a> dan plot Bode dari permulaan dan pelayaran menurun mengungkapkan perilaku yang luar biasa pada jalan laluan kecepatan kritis.<\/li>\n<\/ul>\n<p>Menangkap amplitud dan fasa komponen 1\u00d7 dan 2\u00d7 adalah persis pengukuran yang dibuat oleh penganalisa dua saluran mudah alih. Dengan instrumen berdasarkan fasa seperti <a href=\"https:\/\/vibromera.eu\/ms\/product\/balanset-1\/\">Balanset-1A<\/a>, seorang teknisi dapat mencatat vektor 1\u00d7 dan 2\u00d7 di galas semasa pengoperasian normal dan pada setiap pelayaran menurun, membina aliran yang membezakan ketidakseimbangan 2\u00d7 yang jinak daripada yang bergerak ke atas \u2014 perbezaan antara penutupan yang dirancang dan kerosakan yang tidak dirancang.<\/p>\n<h3>Kaedah bukan getaran<\/h3>\n<p>Trend getaran yang mencurigakan harus selalu disahkan oleh <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/non-destructive-testing\/\">pemeriksaan bukan perosak<\/a>:<\/p>\n<ul>\n<li><strong>Pemeriksaan zarah magnetik (MPI):<\/strong> mencari keretakan permukaan dan dekat permukaan dengan kebolehpercayaan tinggi pada aci feromagnetik yang mudah diakses; satu rutin pemeriksaan pemberhentian.<\/li>\n<li><strong>Ujian ultrasonik (UT):<\/strong> mengesan keretakan dalaman dan permukaan dan dapat menemuinya sebelum sebarang gejala getaran muncul; memerlukan peralatan khusus dan kakitangan terlatih, dan merupakan kaedah pilihan untuk aci kritikal.<\/li>\n<li><strong>Pemeriksaan penetrasi pewarna:<\/strong> kaedah keretakan permukaan mudah yang memerlukan pembersihan dan penyediaan permukaan, berguna untuk kawasan yang mudah diakses semasa pemberhentian.<\/li>\n<li><strong>Ujian arus eddy:<\/strong> pengesanan keretakan permukaan tanpa sentuhan yang sesuai untuk pemeriksaan automatik dan berfungsi pada bahan magnetik dan bukan magnetik.<\/li>\n<\/ul>\n<h2>5. Respons dan Tindakan Pembetulan<\/h2>\n<h3>Tindakan segera apabila pengesanan<\/h3>\n<ol>\n<li><strong>Tingkatkan frekuensi pemantauan:<\/strong> naik dari bulanan ke mingguan atau harian.<\/li>\n<li><strong>Mengurangkan keterukan operasi:<\/strong> kelajuan atau beban lebih rendah di mana mungkin.<\/li>\n<li><strong>Rancang penutupan:<\/strong> Jadualkan pembaikan atau penggantian pada peluang selamat yang paling awal<\/li>\n<li><strong>Lakukan NDE:<\/strong> sahkan kehadiran keretakan&#8217;s dan nilai keterasannya secara langsung.<\/li>\n<li><strong>Penilaian risiko:<\/strong> putuskan secara rasmi sama ada operasi berterusan adalah selamat.<\/li>\n<\/ol>\n<h3>Penyelesaian jangka panjang<\/h3>\n<ul>\n<li><strong>Penggantian aci:<\/strong> ubat paling boleh dipercayai untuk keretakan yang disahkan.<\/li>\n<li><strong>Pembaikan (kes terbatas):<\/strong> sesetengah keretakan boleh dimesinan keluar dan dibina dengan kimpalan, tetapi hanya selepas penilaian pakar.<\/li>\n<li><strong>Analisis punca utama:<\/strong> tentukan mengapa keretakan terbentuk supaya ia tidak berulang.<\/li>\n<li><strong>Pengubahsuaian reka bentuk:<\/strong> lepaskan penumpuan tegasan, perbaiki pemilihan bahan, atau tukar rejim pengoperasian.<\/li>\n<\/ul>\n<h2>6. Strategi Pencegahan<\/h2>\n<h3>Fasa reka bentuk<\/h3>\n<ul>\n<li>Hilangkan sudut tajam dan penumpuan tegasan.<\/li>\n<li>Gunakan jejari filet yang murah di perubahan diameter.<\/li>\n<li>Nyatakan bahan yang sesuai dengan tahap tegasan dan persekitaran.<\/li>\n<li>Lakukan analisis tegasan elemen terhingga pada geometri kritikal.<\/li>\n<li>Gunakan rawatan permukaan seperti penembusan peluru atau nitrida untuk meningkatkan rintangan keletihan.<\/li>\n<\/ul>\n<h3>Fasa operasi<\/h3>\n<ul>\n<li>Kekalkan kebaikan <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/balance-quality\/\">kualiti keseimbangan<\/a> untuk meminimumkan tegasan lenturan kitaran.<\/li>\n<li>Pastikan keselarasan ketepatan.<\/li>\n<li>Elakkan operasi berterusan pada kelajuan kritikal.<\/li>\n<li>Mencegah kejadian kelajuan berlebihan.<\/li>\n<li>Kawal tegasan terma dengan prosedur pemanasan dan penyejukan yang betul.<\/li>\n<\/ul>\n<h3>Fasa penyelenggaraan<\/h3>\n<ul>\n<li>Periksa secara berkala menggunakan kaedah NDE yang sesuai.<\/li>\n<li>Jalankan analisis getaran <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/trending\/\">Trening<\/a> program untuk menangkap gejala awal.<\/li>\n<li>Lakukan seimbang semula secara berkala untuk memastikan tegasan keletihan tetap rendah \u2014 peseimbangan di lokasi <a href=\"https:\/\/vibromera.eu\/ms\/glossary\/field-balancing\/\">pengimbangan medan<\/a> menjadikan ini praktikal tanpa perlu menanggalkan rotor.<\/li>\n<li>Jaga perlindungan korosi dan lapisan salutan.<\/li>\n<\/ul>\n<p>Retak pada aci merupakan salah satu mod kegagalan yang paling serius dalam mesin berputar, di mana akibat daripada terlepas satu sahaja diukur dalam aset yang musnah dan keselamatan orang yang terancam. Kombinasinya adalah apa yang berkesan: pemantauan getaran untuk menandakan tandatangan ciri 2\u00d7 lebih awal, dan pemeriksaan bukan musnah berkala untuk mengesahkan dan mengukur apa yang getaran hanya merujuk. Secara bersama-sama, ia membenarkan penyelenggaraan yang dirancang dan terkawal \u2014 dan memastikan celah rambut yang senyap tidak menjadi retak yang tiba-tiba dan ganas.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/ms\/glossary\/\">\u2190 Kembali ke Indeks Utama<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Ketahui tentang keretakan aci dalam mesin berputar, puncanya, tandatangan getaran ciri termasuk komponen 2X, dan kaedah pengesanan kritikal untuk mengelakkan kegagalan bencana.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-234","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ms\/wp-json\/wp\/v2\/glossary\/234","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/ms\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/ms\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/ms\/wp-json\/wp\/v2\/glossary\/234\/revisions"}],"predecessor-version":[{"id":101407,"href":"https:\/\/vibromera.eu\/ms\/wp-json\/wp\/v2\/glossary\/234\/revisions\/101407"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ms\/wp-json\/wp\/v2\/media?parent=234"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ms\/wp-json\/wp\/v2\/categories?post=234"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ms\/wp-json\/wp\/v2\/tags?post=234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}