{"id":18832,"date":"2022-03-01T10:13:09","date_gmt":"2022-03-01T02:13:09","guid":{"rendered":"https:\/\/hongtronics.com\/?p=18832"},"modified":"2024-07-11T14:50:26","modified_gmt":"2024-07-11T06:50:26","slug":"bmw-z3-noise-diagnostic","status":"publish","type":"post","link":"https:\/\/hongtronics.com\/en\/bmw-z3-noise-diagnostic\/","title":{"rendered":"Pico Automotive Oscilloscope Diagnosis] BMW Z3 M44 Engine Room Vibration Noise Using NVH Inspection"},"content":{"rendered":"<p>\u8cc7\u8a0a\u63d0\u4f9b\u4f86\u6e90\uff1aBOOST\u7dba\u6b50<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Failure phenomenon:<\/h2>\n\n\n\n<p>\u4e00\u8f1b BWM Z3\uff0c\u642d\u8f09M44\u5f15\u64ce\uff0c\u5f15\u64ce\u904b\u884c\u6642\u6709\u660e\u986f\u7570\u97f3\uff0c\u62c6\u9664\u5916\u90e8\u76ae\u5e36\u5f8c\u7570\u97f3\u6d88\u9664\uff0c\u61f7\u7591\u662f\u767c\u96fb\u6a5f\u8ef8\u627f\u78e8\u640d\u7522\u751f\u7570\u97f3\uff0c\u4f46\u7528\u624b\u8f49\u52d5\u767c\u96fb\u6a5f\u8ef8\u627f\u624b\u611f\u7121\u660e\u986f\u7570\u5e38\uff0c\u56e0\u6b64\u6280\u5e2b\u6c7a\u5b9a\u63a1\u7528NVH\u6aa2\u6e2c\u78ba\u8a8d\u662f\u5426\u70ba\u767c\u96fb\u6a5f\u70ba\u566a\u97f3\u6e90\u3002<\/p>\n\n\n\n<p>\u7570\u97f3\u5f71\u7247\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-video aligncenter\"><video height=\"540\" style=\"aspect-ratio: 960 \/ 540;\" width=\"960\" controls src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/\u6545\u969c\u5f71\u7247.mp4\"><\/video><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u8a3a\u65b7\u904e\u7a0b\uff1a<\/h2>\n\n\n\n<p>1. \u589e\u6dfb\u4e00\u500b\u65b0\u7684\u6e2c\u8a66\uff0c\u91cf\u6e2c\u5f15\u64ce\u5404\u90e8\u4ef6\u7684\u76f4\u5f91\uff0c\u586b\u5165\u5f15\u64ce\u76f8\u95dc\u90e8\u4ef6\u50b3\u52d5\u6bd4\u53c3\u6578\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image.png\" alt=\"\" class=\"wp-image-18833\" width=\"574\" height=\"410\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image.png 792w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-300x214.png 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-600x429.png 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-768x549.png 768w\" sizes=\"(max-width: 574px) 100vw, 574px\" \/><figcaption><strong>\u5f15\u64ce\u5404\u90e8\u4ef6\u76f4\u5f91\u53c3\u6578<\/strong><\/figcaption><\/figure><\/div>\n\n\n\n<p>2. \u7531\u65bc\u5f15\u64ce\u6020\u901f\u72c0\u6cc1\u4e0b\u5c31\u6709\u660e\u986f\u566a\u97f3\uff0c\u56e0\u6b64\u63a1\u7528\u56fa\u5b9a\u8f49\u901f\u8a2d\u7f6e\uff0c\u5c07\u8f49\u901f\u5b9a\u65bc800RPM\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"374\" height=\"218\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-1.png\" alt=\"\" class=\"wp-image-18834\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-1.png 374w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-1-300x175.png 300w\" sizes=\"(max-width: 374px) 100vw, 374px\" \/><figcaption><strong>\u56fa\u5b9a\u5728\u6020\u901f800RPM\u9032\u884c\u6aa2\u6e2c<\/strong><\/figcaption><\/figure><\/div>\n\n\n\n<p>3. \u653e\u7f6e\u52a0\u901f\u5ea6\u8a08\u611f\u6e2c\u632f\u52d5\u566a\u97f3\u7684\u983b\u7387\u8207\u5e45\u503c\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/\u52a0\u901f\u5ea6\u8a08-1024x576.png\" alt=\"\" class=\"wp-image-18835\" width=\"601\" height=\"338\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/\u52a0\u901f\u5ea6\u8a08-1024x576.png 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/\u52a0\u901f\u5ea6\u8a08-300x169.png 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/\u52a0\u901f\u5ea6\u8a08-600x338.png 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/\u52a0\u901f\u5ea6\u8a08-768x432.png 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/\u52a0\u901f\u5ea6\u8a08-1536x864.png 1536w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/\u52a0\u901f\u5ea6\u8a08.png 1706w\" sizes=\"(max-width: 601px) 100vw, 601px\" \/><figcaption><strong>\u653e\u7f6e\u52a0\u901f\u5ea6\u8a08<\/strong><\/figcaption><\/figure><\/div>\n\n\n\n<p>5. \u555f\u52d5\u5f15\u64ce\u6aa2\u6e2c\uff0c\u89c0\u5bdf\u5230\u632f\u52d5\u983b\u7387\u5728E2\u8207A\u7684\u632f\u52d5\u5e45\u503c\u8f03\u9ad8\uff0c\u62c6\u9664\u5916\u90e8\u76ae\u5e36\u5f8c\uff0cA\u7684\u632f\u52d5\u5e45\u503c\u660e\u986f\u964d\u4f4e\uff0c\u4e26\u4e14\u5ba2\u6236\u62b1\u6028\u7684\u566a\u97f3\u6d88\u9664\uff0c\u56e0\u6b64\u78ba\u8a8d\u566a\u97f3\u6e90\u70ba\u767c\u96fb\u6a5f\uff0c\u61c9\u70ba\u767c\u96fb\u6a5f\u8ef8\u627f\u78e8\u640d\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>E2\u70ba\u5f15\u64ce\u8f49\u901f2\u968e\u632f\u52d5\uff0cA\u70ba\u767c\u96fb\u6a5f\u8f49\u901f\u632f\u52d5<\/p><\/blockquote>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-2-1024x555.png\" alt=\"\" class=\"wp-image-18836\" width=\"763\" height=\"413\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-2-1024x555.png 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-2-300x163.png 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-2-600x325.png 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-2-768x416.png 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-2-1536x832.png 1536w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-2.png 1920w\" sizes=\"(max-width: 763px) 100vw, 763px\" \/><figcaption><strong>\u76ae\u5e36\u9023\u63a5\u6642\uff0c\u6709\u660e\u986fE2\u8207A\u4f34\u96a8\u7570\u97f3\u7522\u751f<\/strong><\/figcaption><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-3-1024x540.png\" alt=\"\" class=\"wp-image-18837\" width=\"770\" height=\"405\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-3-1024x540.png 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-3-300x158.png 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-3-600x316.png 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-3-768x405.png 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-3-1536x809.png 1536w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-3.png 1873w\" sizes=\"(max-width: 770px) 100vw, 770px\" \/><figcaption><strong>\u76ae\u5e36\u62c6\u9664\uff0cA\u7684\u632f\u52d5\u5e45\u503c\u660e\u986f\u964d\u4f4e\uff0c\u78ba\u5b9a\u767c\u96fb\u6a5f\u70ba\u566a\u97f3\u6e90<\/strong><\/figcaption><\/figure><\/div>\n\n\n\n<p>6. \u66f4\u63db\u5f8c\uff0c\u566a\u97f3\u89e3\u6c7a\uff0c\u5f15\u64ce\u904b\u8f49\u7570\u97f3\u6392\u9664\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-4-1024x576.png\" alt=\"\" class=\"wp-image-18838\" width=\"621\" height=\"348\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-4-1024x576.png 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-4-300x169.png 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-4-768x432.png 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-4-1536x864.png 1536w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/image-4.png 1706w\" sizes=\"(max-width: 621px) 100vw, 621px\" \/><\/figure><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Diagnostic Conclusion:<\/h2>\n\n\n\n<p>\u4f7f\u7528NVH\u8f14\u52a9\u8a3a\u65b7\uff0c\u8f38\u5165\u76f8\u95dc\u50b3\u52d5\u6bd4\u53c3\u6578\u5f8c\u96fb\u8166\u6aa2\u6e2c\u5230A(\u767c\u96fb\u6a5f)\u7684\u632f\u52d5\u5e45\u503c\u7570\u5e38\uff0c\u4e26\u4e14\u5728\u62c6\u9664\u76ae\u5e36\u5f8c\u5927\u5e45\u964d\u4f4e\uff0c\u5ba2\u6236\u62b1\u6028\u7684\u7570\u97f3\u4e5f\u96a8\u4e4b\u6d88\u5931\uff0c\u96d6\u7136E2\u7684\u5e45\u503c\u4e26\u7121\u964d\u4f4e\uff0c\u4ee3\u8868\u6b64\u8eca\u9084\u5b58\u5728\u8457\u5176\u4ed6\u632f\u52d5\u554f\u984c\uff0c\u4f46\u4e3b\u8981\u76ee\u7684\u662f\u89e3\u6c7a\u5ba2\u6236\u62b1\u6028\u7684\u904b\u8f49\u7570\u97f3\uff0c\u6240\u4ee5\u5c07\u76ee\u6a19\u653e\u5728\u8207\u904b\u8f49\u7570\u97f3\u76f8\u95dc\u7684\u8a0a\u865f\u4e0a\u3002\u4f7f\u7528\u6b64\u65b9\u5f0f\u5c07\u632f\u52d5\u566a\u97f3\u6578\u64da\u5316\uff0c\u8b93\u632f\u52d5\u566a\u97f3\u4e0d\u518d\u662f\u900f\u904e\u4e3b\u89c0\u611f\u53d7\u4f86\u5224\u65b7\uff0c\u800c\u662f\u6709\u6578\u64da\u5730\u5448\u73fe\u5728\u773c\u524d\uff0c\u63d0\u9ad8\u8a3a\u65b7\u6e96\u78ba\u5ea6\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u8cc7\u8a0a\u63d0\u4f9b\u4f86\u6e90\uff1aBOOST\u7dba\u6b50 \u6545\u969c\u73fe\u8c61\uff1a \u4e00\u8f1b BWM Z3\uff0c\u642d\u8f09M44\u5f15\u64ce\uff0c\u5f15\u64ce\u904b\u884c\u6642\u6709\u660e\u986f\u7570\u97f3\uff0c\u62c6\u9664\u5916\u90e8\u76ae [&hellip;]<\/p>","protected":false},"author":1,"featured_media":18835,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"0","ocean_second_sidebar":"0","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"minimal","ocean_center_header_left_menu":"0","ocean_custom_header_template":"0","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"0","ocean_menu_typo_font_family":"0","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"0","iawp_total_views":61,"ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"off","ocean_gallery_id":[],"footnotes":""},"categories":[2295],"tags":[1570,376],"table_tags":[],"class_list":["post-18832","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-2295","tag-1570","tag-376","entry","has-media","owp-thumbs-layout-horizontal","owp-btn-normal","owp-tabs-layout-horizontal","has-no-thumbnails","has-product-nav"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/\u52a0\u901f\u5ea6\u8a08.png","_links":{"self":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts\/18832","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/comments?post=18832"}],"version-history":[{"count":5,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts\/18832\/revisions"}],"predecessor-version":[{"id":18933,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts\/18832\/revisions\/18933"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/media\/18835"}],"wp:attachment":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/media?parent=18832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/categories?post=18832"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/tags?post=18832"},{"taxonomy":"table_tags","embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/table_tags?post=18832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}