{"id":2022,"date":"2025-03-11T18:53:31","date_gmt":"2025-03-11T10:53:31","guid":{"rendered":"http:\/\/www.1.com\/?p=152"},"modified":"2025-03-11T19:24:20","modified_gmt":"2025-03-11T11:24:20","slug":"vortex-static-disk","status":"publish","type":"post","link":"https:\/\/www.hexinmusu.com\/en\/vortex-static-disk.html","title":{"rendered":"vortex static disk"},"content":{"rendered":"<p>As a core fixed component of the turbocharging system, the scroll static disk works in conjunction with the scroll dynamic disk to form a closed compression chamber based on high-precision involute scroll surfaces, and guides the orderly expansion of the exhaust gas flow through static geometric constraints to maximize the efficiency of kinetic energy transfer. Hersin adopts the composite process of low pressure casting and gravity casting, combined with gradient cooling and directional solidification technology, to ensure the geometric precision of the static disk tooth shape surface and the denseness of the substrate, to maintain excellent dimensional stability and creep resistance under high temperature alternating stress, and to provide a reliable sealing boundary for the high-speed operation of the dynamic disk.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>parameter term<\/th><th>Technical indicators<\/th><\/tr><\/thead><tbody><tr><td>Filling Pressure<\/td><td>0.15-0.5MPa (Intelligent differential pressure compensation system, suitable for filling complex curved surfaces)<\/td><\/tr><tr><td>Mold temperature gradient<\/td><td>180-320\u2103 multi-zone temperature control (dynamic heat flow balance, accuracy \u00b13\u2103)<\/td><\/tr><tr><td>solidification time<\/td><td>100-180s (based on intelligent regulation of topology-optimized structures)<\/td><\/tr><tr><td>Porosity Control<\/td><td>\u22640.4% (X-ray flaw detection level B standard, zero defects in critical areas)<\/td><\/tr><tr><td>surface roughness<\/td><td>Ra \u2264 5.0\u03bcm (near net shape, no grinding of mating surfaces)<\/td><\/tr><tr><td>Dimensional tolerances<\/td><td>CT6 grade (ISO 8062 standard, tooth top clearance control \u00b10.02mm)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Quality Assurance System<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>authenticate and endorse<\/strong>: Compliance with MAHLE turbine component durability specifications<\/li>\n\n\n\n<li><strong>process control<\/strong>:\n<ul class=\"wp-block-list\">\n<li>Dynamic optimization of casting parameters (filling speed 0.5-1.0 m\/s, matching static disk surface complexity)<\/li>\n\n\n\n<li>Online monitoring of grain orientation (to ensure that the equivalent force on the root of the scroll tooth is \u2264120 MPa)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Testing Standards<\/strong>:\n<ul class=\"wp-block-list\">\n<li>100% industrial CT scan (5 \u03bcm resolution, detection of internal microcracks)<\/li>\n\n\n\n<li>Helium mass spectrometry dual-channel leak detection (leakage rate \u2264 0.15mL\/min, stricter than the dynamic disk sealing requirements)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>application scenario<\/strong><\/h2>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Highly responsive turbocharging system<\/strong><br>Matched with a twin-scroll tube supercharger design, it reduces airflow separation loss by optimizing the static disk guide surface, and improves low-speed torque 15%-20% to meet the demand for transient response in passenger cars (e.g., Volkswagen EA888 Gen3 platform).<\/li>\n\n\n\n<li><strong>Hydrogen Fuel Cell Air Pressure System<\/strong><br>Adopting nickel-based alloy infiltration treatment, the wet hydrogen corrosion resistance is improved by 3 times, and it is suitable for 200kPa grade fuel cell air compressor, which helps to improve the range by 8%-12% (has passed Ballard system durability test).<\/li>\n\n\n\n<li><strong>Booster Module for Construction Machinery<\/strong><br>The reinforced version of the static disk with integrated internal cooling runners has an operating temperature tolerance of 650\u00b0C. It supports high load intermittent conditions such as excavators\/loaders, and has an MTBF (Mean Time Between Failure) of more than 8,000 hours.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Technical Highlights<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bionic scroll tooth design<\/strong>: CFD simulation-based asymmetric tooth shape optimization to reduce airflow pulsation noise by 6-8dB<\/li>\n\n\n\n<li><strong>Gradient functional materials<\/strong>: Surface high silicon aluminum matrix composite (SiC content 12%), the core maintains the toughness of A356-T6, and the thermal shock resistance is improved by 40%.<\/li>\n\n\n\n<li><strong>Digital Twin Calibration<\/strong>: real-time interaction between casting process and ANSYS simulation model, key dimensions of a pass rate \u2265 99.3%<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-social-links is-layout-flex wp-block-social-links-is-layout-flex\"><li class=\"wp-social-link wp-social-link-instagram  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c0-0.855,0.691-1.548,1.549-1.548c0.854,0,1.547,0.694,1.547,1.548C8.551,7.881,7.858,8.574,7.004,8.574z M18.339,18.338h-2.669 v-4.177c0-0.996-0.017-2.278-1.387-2.278c-1.389,0-1.601,1.086-1.601,2.206v4.249h-2.667v-8.59h2.559v1.174h0.037 c0.356-0.675,1.227-1.387,2.526-1.387c2.703,0,3.203,1.779,3.203,4.092V18.338z\"><\/path><\/svg><span class=\"wp-block-social-link-label screen-reader-text\">LinkedIn<\/span><\/a><\/li><\/ul>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>As a core fixed component of the turbocharging system, the scroll static disk works in conjunction with the scroll dynamic disk to form a closed compression chamber based on high-precision involute scroll surfaces, and guides the orderly expansion of the exhaust gas flow through static geometric constraints to maximize the efficiency of kinetic energy transfer. Hersin adopts low-pressure casting and gravity casting composite process, combined with gradient cooling and directional solidification technology, to ensure that the geometric accuracy of the static disk tooth-shaped surface and the denseness of the substrate, to maintain excellent dimensional stability and creep resistance under the high temperature alternating stress, to provide a reliable sealing boundary for the high-speed operation of the dynamic disk. Parameters Technical indicators Filling pressure 0.15-0.5MPa (intelligent differential pressure compensation system, suitable for complex curved surface filling) Mold temperature gradient 180-320 \u2103 multi-zone temperature control (dynamic heat flow balance, precision \u00b1 3 \u2103) Solidification time 100-180s ...<\/p>","protected":false},"author":1,"featured_media":2030,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[14],"tags":[22],"class_list":["post-2022","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-auto-industry","tag-auto-parts"],"_links":{"self":[{"href":"https:\/\/www.hexinmusu.com\/en\/wp-json\/wp\/v2\/posts\/2022","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hexinmusu.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hexinmusu.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hexinmusu.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hexinmusu.com\/en\/wp-json\/wp\/v2\/comments?post=2022"}],"version-history":[{"count":0,"href":"https:\/\/www.hexinmusu.com\/en\/wp-json\/wp\/v2\/posts\/2022\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hexinmusu.com\/en\/wp-json\/wp\/v2\/media\/2030"}],"wp:attachment":[{"href":"https:\/\/www.hexinmusu.com\/en\/wp-json\/wp\/v2\/media?parent=2022"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hexinmusu.com\/en\/wp-json\/wp\/v2\/categories?post=2022"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hexinmusu.com\/en\/wp-json\/wp\/v2\/tags?post=2022"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}