{"id":101581,"date":"2026-05-30T21:41:00","date_gmt":"2026-05-30T21:41:00","guid":{"rendered":"https:\/\/vibromera.eu\/?page_id=101581"},"modified":"2026-07-02T19:11:15","modified_gmt":"2026-07-02T19:11:15","slug":"vibration-analyzer","status":"publish","type":"page","link":"https:\/\/vibromera.eu\/vi\/balancing-catalog\/vibration-analyzer\/","title":{"rendered":"M\u00e1y Ph\u00e2n t\u00edch Rung \u0111\u1ed9ng &#038; FFT Spectrum &#8211; Balanset-1A"},"content":{"rendered":"<div class=\"vbm-cat\">\n<style>\n.vbm-cat .vbm-answer{background:#eaf1ec;border-left:4px solid #2f6e46;border-radius:4px;padding:16px 20px;margin:0 0 24px;font-size:16px;line-height:1.65;color:#16202b}\n.vbm-cat .vbm-toc{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 32px;padding:0}\n.vbm-cat .vbm-toc a{background:#f1f5f9;border:1px solid #cbd5e1;border-radius:999px;padding:5.6px 13.6px;font-size:13.6px;color:#1f3a5f;text-decoration:none;white-space:nowrap;transition:background .18s,color .18s}\n.vbm-cat .vbm-toc a:hover{background:#1f3a5f;color:#fff}\n.vbm-cat .vbm-kit{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start;margin:24px 0}\n@media(max-width:700px){.vbm-cat .vbm-kit{grid-template-columns:1fr}}\n.vbm-cat .vbm-kit .media{margin:0}\n.vbm-cat .vbm-kit .media img{width:100%;border-radius:6px;display:block}\n.vbm-cat .vbm-kit .price{font-size:21.6px;font-weight:700;color:#b9542d;margin:8px 0 16px}\n.vbm-cat .vbm-kit .price span{font-size:13.6px;font-weight:400;color:#555}\n.vbm-cat ul.vbm-kit-list{list-style:none;margin:8px 0 20px;padding:0}\n.vbm-cat ul.vbm-kit-list li{padding:4.8px 0 4.8px 25.6px;position:relative;font-size:15.2px}\n.vbm-cat ul.vbm-kit-list li::before{content:\"\u2713\";position:absolute;left:0;color:#2f6e46;font-weight:700}\n.vbm-cat .vbm-variants{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:24px 0}\n@media(max-width:600px){.vbm-cat .vbm-variants{grid-template-columns:1fr}}\n.vbm-cat .vbm-variant{border:2px solid #cbd5e1;border-radius:8px;padding:17.6px 20px}\n.vbm-cat .vbm-variant.is-primary{border-color:#b9542d;background:#faf4ef}\n.vbm-cat .vbm-variant .tag{display:inline-block;font-size:11.52px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;background:#b9542d;color:#fff;border-radius:3px;padding:.15em .55em;margin-bottom:8px}\n.vbm-cat .vbm-variant:not(.is-primary) .tag{background:#1f3a5f}\n.vbm-cat .vbm-variant h3{margin:4.8px 0 8px;font-size:16.8px}\n.vbm-cat .vbm-variant p{margin:0;font-size:14.4px;color:#444}\n.vbm-cat table.vbm-table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.4px}\n.vbm-cat table.vbm-table caption{text-align:left;font-weight:700;margin-bottom:6.4px;color:#1f3a5f}\n.vbm-cat table.vbm-table th{background:#1f3a5f;color:#fff;padding:8.8px 12px;text-align:left}\n.vbm-cat table.vbm-table td{padding:8px 12px;border-bottom:1px solid #e2e8f0;vertical-align:top}\n.vbm-cat table.vbm-table tr:nth-child(even) td{background:#f8fafc}\n.vbm-cat table.vbm-table td.yes{color:#2f6e46;font-weight:700}\n.vbm-cat table.vbm-table td.no{color:#a32a22;font-weight:700}\n.vbm-cat .vbm-trust{display:flex;flex-wrap:wrap;gap:9.6px;margin-top:20px}\n.vbm-cat .vbm-trust span{background:#f1f5f9;border:1px solid #cbd5e1;border-radius:4px;padding:4.8px 12px;font-size:13.44px;color:#333}\n<\/style>\n<p class=\"vbm-cat-bc\"><a href=\"https:\/\/vibromera.eu\/vi\/balancing-catalog\/\">D\u1ecbch v\u1ee5 c\u00e2n b\u1eb1ng<\/a> &rsaquo; M\u00e1y Ph\u00e2n t\u00edch Rung \u0111\u1ed9ng<\/p>\n<div class=\"vbm-hero2\">\n<div>\n<h1>M\u00e1y Ph\u00e2n t\u00edch Rung \u0111\u1ed9ng &mdash; FFT Spectrum Hai K\u00eanh, Pha &amp; Ch\u1ea9n \u0111o\u00e1n L\u1ed7i<\/h1>\n<p class=\"lede\">Balanset-1A l\u00e0 m\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng hai k\u00eanh v\u1ebd ph\u1ed5 FFT th\u1eddi gian th\u1ef1c, \u0111o bi\u00ean \u0111\u1ed9 v\u00e0 pha \u1edf 1&times; v\u00f2ng\/ph\u00fat, v\u00e0 \u00e1nh x\u1ea1 ch\u1eef k\u00fd l\u1ed7i \u0111\u1ec3 ph\u00e2n bi\u1ec7t kh\u00f4ng c\u00e2n b\u1eb1ng, sai tr\u1ee5c, l\u1ecfng v\u00e0 h\u01b0 h\u1ecfng v\u00f2ng bi &mdash; r\u1ed3i c\u00e2n b\u1eb1ng trong c\u00f9ng phi\u00ean l\u00e0m vi\u1ec7c. M\u1ed9t b\u1ed9 d\u1ee5ng c\u1ee5 di \u0111\u1ed9ng cho \u20ac1,975 bao g\u1ed3m ch\u1ea9n \u0111o\u00e1n, hi\u1ec7u ch\u1ec9nh v\u00e0 x\u00e1c minh m\u00e0 kh\u00f4ng c\u1ea7n thay \u0111\u1ed5i d\u1ee5ng c\u1ee5.<\/p>\n<div class=\"vbm-cta-row\" style=\"justify-content:flex-start\">\n<a class=\"vbm-btn vbm-btn-primary\" href=\"https:\/\/vibromera.eu\/vi\/balanset-1a\/\">Mua Balanset-1A<\/a><br \/>\n<a class=\"vbm-btn vbm-btn-ghost\" href=\"https:\/\/vibromera.eu\/vi\/community\/\">H\u00e3y h\u1ecfi k\u1ef9 s\u01b0 c\u1ee7a ch\u00fang t\u00f4i<\/a>\n<\/div>\n<\/div>\n<figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/02\/interface-1-e1518391488191.webp\" alt=\"Giao di\u1ec7n ph\u1ed5 FFT c\u1ee7a thi\u1ebft b\u1ecb ph\u00e2n t\u00edch rung \u0111\u1ed9ng Balanset-1A tr\u00ean m\u00e1y t\u00ednh x\u00e1ch tay\" loading=\"lazy\"><\/figure>\n<\/div>\n<p class=\"vbm-answer\"><b>T\u00f3m l\u1ea1i:<\/b> M\u00e1y ph\u00e2n t\u00edch rung Balanset-1A thu nh\u1eadn t\u00edn hi\u1ec7u hai k\u00eanh \u0111\u1ed3ng th\u1eddi t\u1eeb hai c\u1ea3m bi\u1ebfn rung c\u1ee7a n\u00f3 (gia t\u1ed1c k\u1ebf MEMS analog), t\u00ednh ph\u1ed5 FFT theo th\u1eddi gian th\u1ef1c v\u00e0 hi\u1ec3n th\u1ecb bi\u00ean \u0111\u1ed9 c\u00f9ng pha t\u1ea1i m\u1ed7i h\u00e0i b\u1eadc tr\u1ee5c. M\u1ea5t c\u00e2n b\u1eb1ng xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng \u0111\u1ec9nh 1&times; RPM chi\u1ebfm \u01b0u th\u1ebf; l\u1ec7ch t\u00e2m d\u01b0\u1edbi d\u1ea1ng c\u00e1c th\u00e0nh ph\u1ea7n 2&times; v\u00e0 3&times; t\u0103ng cao; h\u01b0 h\u1ecfng \u1ed5 tr\u1ee5c \u0111\u00e3 ph\u00e1t tri\u1ec3n d\u01b0\u1edbi d\u1ea1ng c\u00e1c \u0111\u1ec9nh BPFO\/BPFI v\u00e0 sideband; \u0111\u1ed9 l\u1ecfng d\u01b0\u1edbi d\u1ea1ng c\u00e1c h\u00e0i ph\u1ee5. V\u00ec c\u00f9ng m\u1ed9t ph\u1ea7n c\u1ee9ng v\u00e0 c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c d\u00f9ng cho c\u00e2n b\u1eb1ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ea9n \u0111o\u00e1n l\u1ed7i, hi\u1ec7u ch\u1ec9nh v\u00e0 x\u00e1c minh k\u1ebft qu\u1ea3 ch\u1ec9 trong m\u1ed9t l\u1ea7n \u0111\u1ebfn hi\u1ec7n tr\u01b0\u1eddng &mdash; \u0111o v\u1eadn t\u1ed1c rung t\u1eeb 0.2 \u0111\u1ebfn 80&nbsp;mm\/s tr\u00ean d\u1ea3i 5 \u0111\u1ebfn 1000&nbsp;Hz.<\/p>\n<nav class=\"vbm-toc\">\n<a href=\"#when\">Khi n\u00e0o ph\u00e2n t\u00edch<\/a><br \/>\n<a href=\"#measures\">Ch\u1ec9 s\u1ed1 n\u00e0y \u0111o l\u01b0\u1eddng \u0111i\u1ec1u g\u00ec<\/a><br \/>\n<a href=\"#faults\">Ch\u1ea9n \u0111o\u00e1n l\u1ed7i<\/a><br \/>\n<a href=\"#how\">C\u00e1ch s\u1eed d\u1ee5ng<\/a><br \/>\n<a href=\"#standards\">Ti\u00eau chu\u1ea9n<\/a><br \/>\n<a href=\"#device\">Balanset-1A<\/a><br \/>\n<a href=\"#screenshots\">\u1ea2nh ch\u1ee5p m\u00e0n h\u00ecnh<\/a><br \/>\n<a href=\"#cases\">C\u00e1c tr\u01b0\u1eddng h\u1ee3p th\u1ef1c t\u1ebf<\/a><br \/>\n<a href=\"#calc\">M\u00e1y t\u00ednh<\/a><br \/>\n<a href=\"#faq\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><br \/>\n<\/nav>\n<div class=\"vbm-sec\" id=\"when\">\n<h2>D\u1ea5u hi\u1ec7u m\u00e1y c\u1ee7a b\u1ea1n c\u1ea7n ph\u00e2n t\u00edch rung \u0111\u1ed9ng, kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ecdc \u0111\u1ed3ng h\u1ed3<\/h2>\n<p>M\u1ed9t s\u1ed1 rung \u0111\u1ed9ng t\u1ed5ng th\u1ec3 cho b\u1ea1n bi\u1ebft r\u1eb1ng c\u00f3 \u0111i\u1ec1u g\u00ec \u0111\u00f3 sai. Ph\u1ed5 FFT cho b\u1ea1n bi\u1ebft c\u00e1i g\u00ec v\u00e0 t\u1ea1i sao. Nh\u1eefng t\u00ecnh hu\u1ed1ng n\u00e0y y\u00eau c\u1ea7u b\u1ed9 ph\u00e2n t\u00edch th\u00edch h\u1ee3p:<\/p>\n<div class=\"vbm-signs\">\n<div><b>Nguy\u00ean nh\u00e2n rung \u0111\u1ed9ng kh\u00f4ng x\u00e1c \u0111\u1ecbnh<\/b> M\u1ee9c t\u1ed5ng th\u1ec3 \u0111\u01b0\u1ee3c n\u00e2ng cao nh\u01b0ng b\u1ea1n kh\u00f4ng th\u1ec3 bi\u1ebft li\u1ec7u nguy\u00ean nh\u00e2n l\u00e0 m\u1ea5t c\u00e2n b\u1eb1ng, sai l\u1ec7ch tr\u1ee5c, l\u1ecfng l\u1ebbo hay h\u01b0 h\u1ecfng \u1ed5 bi &mdash; FFT t\u00e1ch bi\u1ec7t t\u1eebng ch\u1eef k\u00fd.<\/div>\n<div><b>Th\u00e0nh ph\u1ea7n 1\u00d7 RPM m\u1ea1nh<\/b> M\u1ed9t \u0111\u1ec9nh b\u1eadc m\u1ed9t n\u1ed5i b\u1eadt l\u00e0 ch\u1eef k\u00fd s\u00e1ch gi\u00e1o khoa c\u1ee7a m\u1ea5t c\u00e2n b\u1eb1ng roto d\u01b0 th\u1eeba v\u00e0 k\u00edch ho\u1ea1t \u0111\u1ec3 ti\u1ebfn h\u00e0nh c\u00e2n b\u1eb1ng.<\/div>\n<div><b>\u0110i\u1ec1u h\u00f2a 2\u00d7 ho\u1eb7c 3\u00d7 n\u00e2ng cao<\/b> M\u1ed9t th\u00e0nh ph\u1ea7n b\u1eadc hai ho\u1eb7c b\u1eadc ba r\u00f5 r\u1ec7t th\u01b0\u1eddng ch\u1ec9 ra sai l\u1ec7ch g\u00f3c ho\u1eb7c song song c\u1ee7a kh\u1edbp n\u1ed1i ho\u1eb7c tr\u1ee5c.<\/div>\n<div><b>B\u1ed9i ngo\u00e0i ho\u1eb7c ti\u1ebfng \u1ed3n d\u1ea3i r\u1ed9ng<\/b> C\u00e1c t\u1ea7n s\u1ed1 l\u1ed7i \u1ed5 tr\u1ee5c b\u1eadc th\u1ea5p (BPFO, BPFI, BSF, FTF) v\u00e0 c\u00e1c h\u00e0i c\u1ee7a ch\u00fang xu\u1ea5t hi\u1ec7n trong ph\u1ed5 v\u1eadn t\u1ed1c khi l\u1ed7i ph\u00e1t tri\u1ec3n &mdash; m\u1ed9t c\u1ea3nh b\u00e1o \u0111\u00e1ng \u0111\u1ec3 theo d\u00f5i xu h\u01b0\u1edbng tr\u01b0\u1edbc khi s\u1ef1 c\u1ed1 x\u1ea3y ra, d\u00f9 giai \u0111o\u1ea1n h\u01b0 h\u1ecfng r\u1ea5t s\u1edbm v\u1eabn c\u1ea7n ph\u00e2n t\u00edch bao t\u1ea7n s\u1ed1 cao.<\/div>\n<div><b>Ki\u1ec3m tra ch\u1ea5p nh\u1eadn sau s\u1eeda ch\u1eefa<\/b> Sau khi c\u00e2n b\u1eb1ng, s\u1eafp x\u1ebfp l\u1ea1i ho\u1eb7c thay \u0111\u1ed5i \u1ed5 bi, b\u1ea1n c\u1ea7n b\u1eb1ng ch\u1ee9ng \u0111o \u0111\u01b0\u1ee3c r\u1eb1ng m\u1ee9c \u0111\u1ed9 \u0111\u00e3 gi\u1ea3m d\u01b0\u1edbi ranh gi\u1edbi ch\u1ea5p nh\u1eadn ISO 20816.<\/div>\n<div><b>Kh\u1ea3o s\u00e1t gi\u00e1m s\u00e1t t\u00ecnh tr\u1ea1ng \u0111\u1ecbnh k\u1ef3<\/b> Ghi l\u1ea1i ph\u1ed5 c\u01a1 s\u1edf \u1edf c\u00e1c kho\u1ea3ng th\u1eddi gian \u0111\u1ec1u \u0111\u1eb7n cho ph\u00e9p b\u1ea1n xu h\u01b0\u1edbng bi\u00ean \u0111\u1ed9 t\u0103ng v\u00e0 l\u00ean k\u1ebf ho\u1ea1ch b\u1ea3o tr\u00ec tr\u01b0\u1edbc khi t\u1eaft kh\u00f4ng c\u00f3 k\u1ebf ho\u1ea1ch.<\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"measures\">\n<h2>B\u1ed9 ph\u00e2n t\u00edch Balanset-1A \u0111o l\u01b0\u1eddng c\u00e1i g\u00ec<\/h2>\n<p>M\u00e1y ph\u00e2n t\u00edch thu c\u00e1c t\u00edn hi\u1ec7u \u0111\u1ed3ng th\u1eddi t\u1eeb hai c\u1ea3m bi\u1ebfn rung \u0111\u01b0\u1ee3c cung c\u1ea5p (gia t\u1ed1c k\u1ebf MEMS analog) tham chi\u1ebfu theo tachometer laser. M\u1ecdi tham s\u1ed1 li\u1ec7t k\u00ea d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec1u c\u00f3 s\u1eb5n trong m\u1ed9t l\u1ea7n thu d\u1eef li\u1ec7u duy nh\u1ea5t:<\/p>\n<ul class=\"vbm-list\">\n<li>V\u1eadn t\u1ed1c rung \u0111\u1ed9ng t\u1ed5ng th\u1ec3 (mm\/s RMS) v\u00e0 gia t\u1ed1c (m\/s&sup2; ho\u1eb7c g)<\/li>\n<li>Ph\u1ed5 t\u1ea7n s\u1ed1 FFT theo th\u1eddi gian th\u1ef1c v\u1edbi \u0111\u1ed9 ph\u00e2n gi\u1ea3i c\u00f3 th\u1ec3 ch\u1ecdn<\/li>\n<li>D\u1ea1ng s\u00f3ng rung \u0111\u1ed9ng (t\u00edn hi\u1ec7u mi\u1ec1n th\u1eddi gian) tr\u00ean c\u1ea3 hai k\u00eanh \u0111\u1ed3ng th\u1eddi<\/li>\n<li>G\u00f3c pha t\u1ea1i 1&times; RPM t\u01b0\u01a1ng \u0111\u1ed1i v\u1edbi t\u00edn hi\u1ec7u tachometer tr\u1ee5c<\/li>\n<li>Bi\u00ean \u0111\u1ed9 b\u1eadc tr\u1ee5c 1&times;, 2&times;, 3&times; v\u00e0 cao h\u01a1n \u0111\u01b0\u1ee3c tr\u00edch xu\u1ea5t t\u1eeb FFT<\/li>\n<li>Thu th\u1eadp hai k\u00eanh \u0111\u1ed3ng th\u1eddi (c\u1ea3 hai m\u1eb7t ph\u1eb3ng \u1ed5 tr\u1ee5c m\u1ed9t l\u00fac)<\/li>\n<li>T\u1ed1c \u0111\u1ed9 v\u1eadn h\u00e0nh (RPM) t\u1eeb tachometer laser quang h\u1ecdc &mdash; kh\u00f4ng c\u1ea7n bi\u1ebft t\u00ean m\u00e1y<\/li>\n<li>Nh\u1eadt k\u00fd xu h\u01b0\u1edbng rung \u0111\u1ed9ng qua c\u00e1c l\u1ea7n \u0111o li\u00ean ti\u1ebfp<\/li>\n<li>B\u00e1o c\u00e1o c\u00f3 th\u1ec3 in: d\u1ea1ng s\u00f3ng, ph\u1ed5 v\u00e0 t\u00f3m t\u1eaft s\u1ed1<\/li>\n<\/ul>\n<\/div>\n<div class=\"vbm-band\">\n<div class=\"vbm-stats\">\n<div class=\"vbm-stat\"><b>l\u00ean \u0111\u1ebfn &times;10<\/b><span>tu\u1ed5i th\u1ecd \u1ed5 tr\u1ee5c khi t\u1ea3i m\u1ea5t c\u00e2n b\u1eb1ng gi\u1ea3m m\u1ed9t n\u1eeda (ISO 281)<\/span><\/div>\n<div class=\"vbm-stat\"><b>\u221270%<\/b><span>m\u1ee9c gi\u1ea3m rung \u0111\u1ed9ng \u0111i\u1ec3n h\u00ecnh sau m\u1ed9t phi\u00ean c\u00e2n b\u1eb1ng<\/span><\/div>\n<div class=\"vbm-stat\"><b>2<\/b><span>k\u00eanh, thu th\u1eadp \u0111\u1ed3ng th\u1eddi<\/span><\/div>\n<div class=\"vbm-stat\"><b>5&ndash;1000&nbsp;Hz<\/b><span>ph\u1ea1m vi t\u1ea7n s\u1ed1 ph\u00e2n t\u00edch<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"faults\">\n<h2>Ch\u1ea9n \u0111o\u00e1n s\u1ef1 c\u1ed1 &mdash; \u0111\u1ecdc ph\u1ed5 FFT<\/h2>\n<p>M\u1ed7i s\u1ef1 c\u1ed1 c\u01a1 kh\u00ed \u0111\u1ec3 l\u1ea1i d\u1ea5u v\u00e2n ph\u1ed5 ri\u00eang bi\u1ec7t. B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y \u00e1nh x\u1ea1 nh\u1eefng s\u1ef1 c\u1ed1 ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u1edbi ch\u1eef k\u00fd ph\u1ed5 c\u1ee7a ch\u00fang \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecdc tr\u1ea1ng th\u00e1i c\u1ee7a m\u00e1y tr\u1ef1c ti\u1ebfp t\u1eeb m\u00e0n h\u00ecnh Balanset-1A.<\/p>\n<table class=\"vbm-table\">\n<caption>H\u01b0\u1edbng d\u1eabn ch\u1ea9n \u0111o\u00e1n s\u1ef1 c\u1ed1 rung \u0111\u1ed9ng &mdash; ch\u1eef k\u00fd ph\u1ed5<\/caption>\n<thead>\n<tr>\n<th>L\u1ed7i<\/th>\n<th>Th\u00e0nh ph\u1ea7n ph\u1ed5 chi\u1ebfm \u01b0u th\u1ebf<\/th>\n<th>C\u00e1c ch\u1ec9 b\u00e1o kh\u00e1c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><b>M\u1ea5t c\u00e2n b\u1eb1ng rotor<\/b><\/td>\n<td>1&times; RPM m\u1ea1nh; t\u1ea5t c\u1ea3 c\u00e1c b\u1eadc kh\u00e1c th\u1ea5p<\/td>\n<td>Pha \u1ed5n \u0111\u1ecbnh; bi\u00ean \u0111\u1ed9 t\u0103ng theo b\u00ecnh ph\u01b0\u01a1ng t\u1ed1c \u0111\u1ed9; \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn b\u1eb1ng th\u1eed nghi\u1ec7m tr\u1ecdng l\u01b0\u1ee3ng th\u1eed<\/td>\n<\/tr>\n<tr>\n<td><b>S\u1ef1 l\u1ec7ch g\u00f3c<\/b><\/td>\n<td>N\u00e2ng cao 1&times; v\u00e0 2&times;; \u0111\u00f4i khi c\u1ea3 3&times;<\/td>\n<td>Rung \u0111\u1ed9ng tr\u1ee5c th\u01b0\u1eddng b\u1eb1ng ho\u1eb7c v\u01b0\u1ee3t qu\u00e1 h\u01b0\u1edbng t\u00e2m; s\u1ef1 kh\u00e1c bi\u1ec7t pha tr\u00ean kh\u1edbp n\u1ed1i &asymp;180&deg;<\/td>\n<\/tr>\n<tr>\n<td><b>S\u1ef1 l\u1ec7ch song song<\/b><\/td>\n<td>M\u1ea1nh m\u1ebd \u1edf 2&times; RPM; c\u00f3 th\u1ec3 c\u00f3 1&times; hi\u1ec7n di\u1ec7n<\/td>\n<td>Rung \u0111\u1ed9ng h\u01b0\u1edbng t\u00e2m cao; chuy\u1ec3n d\u1ecbch pha 180&deg; \u0111o \u0111\u01b0\u1ee3c tr\u00ean kh\u1edbp n\u1ed1i theo h\u01b0\u1edbng t\u00e2m<\/td>\n<\/tr>\n<tr>\n<td><b>\u0110\u1ed9 l\u1ecfng c\u01a1 h\u1ecdc<\/b><\/td>\n<td>Ch\u1ee9a s\u00f3ng ph\u1ee5 (0,5&times;, 0,33&times;) v\u00e0 nhi\u1ec1u s\u00f3ng h\u00e0i l\u00ean \u0111\u1ebfn 10&times;<\/td>\n<td>N\u1ec1n ti\u1ebfng \u1ed3n d\u1ea3i r\u1ed9ng n\u00e2ng cao; tri\u1ec7u ch\u1ee9ng tr\u1edf n\u00ean t\u1ed3i t\u1ec7 h\u01a1n khi t\u1ea3i<\/td>\n<\/tr>\n<tr>\n<td><b>Hao m\u00f2n v\u00f2ng bi chuy\u1ec3n \u0111\u1ed9ng<\/b><\/td>\n<td>BPFO, BPFI, BSF ho\u1eb7c FTF t\u1ea7n s\u1ed1 khuy\u1ebft t\u1eadt v\u00e0 c\u00e1c s\u00f3ng h\u00e0i c\u1ee7a ch\u00fang<\/td>\n<td>C\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n tr\u01b0\u1edbc khi m\u1ee9c t\u1ed5ng th\u1ec3 t\u0103ng; c\u00e1c d\u1ea3i b\u00ean c\u1ea1nh t\u1ea7n s\u1ed1 khuy\u1ebft t\u1eadt x\u00e1c nh\u1eadn qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n<\/td>\n<\/tr>\n<tr>\n<td><b>S\u1ef1 c\u1ed9ng h\u01b0\u1edfng<\/b><\/td>\n<td>Bi\u00ean \u0111\u1ed9 l\u1edbn g\u1ea7n t\u1ea7n s\u1ed1 c\u1ed9ng h\u01b0\u1edfng t\u1ef1 nhi\u00ean, th\u01b0\u1eddng kh\u00f4ng \u0111\u1ed3ng b\u1ed9 v\u1edbi RPM<\/td>\n<td>Bi\u00ean \u0111\u1ed9 \u0111\u1ea1t c\u1ef1c \u0111\u1ea1i \u1edf t\u1ed1c \u0111\u1ed9 c\u1ee5 th\u1ec3; pha chuy\u1ec3n d\u1ecbch kho\u1ea3ng ~180&deg; qua c\u1ed9ng h\u01b0\u1edfng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Khi th\u00e0nh ph\u1ea7n 1&times; chi\u1ebfm \u01b0u th\u1ebf, chuy\u1ec3n tr\u1ef1c ti\u1ebfp sang ch\u1ebf \u0111\u1ed9 c\u00e2n b\u1eb1ng &mdash; Balanset-1A s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t l\u1ea7n ch\u1ea1y \u0111o l\u01b0\u1eddng nh\u01b0 c\u01a1 s\u01a1 cho ph\u00e9p t\u00ednh to\u00e1n h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng, do \u0111\u00f3 kh\u00f4ng m\u1ea5t th\u1eddi gian.<\/p>\n<\/div>\n<div class=\"vbm-sec\">\n<h2>T\u1ea1i sao m\u1ed9t con s\u1ed1 t\u1ed5ng th\u1ec3 duy nh\u1ea5t l\u1ee1 l\u1ea1c s\u1ef1 c\u1ed1<\/h2>\n<p>M\u1ed9t chi\u1ebfc b\u00fat rung \u0111\u1ed9ng ho\u1eb7c m\u00e1y \u0111o RMS \u0111\u01a1n gi\u1ea3n t\u1ed5ng h\u1ee3p t\u1ea5t c\u1ea3 c\u00e1c th\u00e0nh ph\u1ea7n t\u1ea7n s\u1ed1 th\u00e0nh m\u1ed9t con s\u1ed1. Hai m\u00e1y c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb c\u00e1c m\u1ee9c t\u1ed5ng th\u1ec3 gi\u1ed1ng h\u1ec7t nhau nh\u01b0ng l\u1ea1i c\u00f3 c\u00e1c s\u1ef1 c\u1ed1 ho\u00e0n to\u00e0n kh\u00e1c nhau &mdash; m\u1ed9t m\u00e1y b\u1ecb chi ph\u1ed1i b\u1edfi m\u1ea5t c\u00e2n b\u1eb1ng 1&times;, m\u00e1y kia b\u1ecb b\u1edfi c\u00e1c d\u1ea3i b\u00ean khuy\u1ebft t\u1eadt v\u00f2ng bi. Kh\u00f4ng c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i t\u1ea7n s\u1ed1, b\u1ea1n ch\u1ec9 l\u00e0 \u0111o\u00e1n nguy\u00ean nh\u00e2n v\u00e0 c\u00f3 nguy c\u01a1 \u00e1p d\u1ee5ng bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c sai. FFT ph\u00e2n r\u00e3 t\u00edn hi\u1ec7u \u0111\u1ec3 m\u1ed7i lo\u1ea1i s\u1ef1 c\u1ed1 xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng \u0111\u1ec9nh \u0111\u01b0\u1ee3c d\u00e1n nh\u00e3n \u1edf t\u1ea7n s\u1ed1 \u0111\u1eb7c tr\u01b0ng c\u1ee7a n\u00f3, gi\u00fap b\u1ea1n c\u00f3 c\u1ea3 ch\u1ea9n \u0111o\u00e1n v\u00e0 \u0111\u01a1n thu\u1ed1c trong c\u00f9ng m\u1ed9t l\u1ea7n \u0111o l\u01b0\u1eddng.<\/p>\n<div class=\"vbm-callout\"><b>ISO 281<\/b> cho th\u1ea5y v\u00ec sao ch\u1ea9n \u0111o\u00e1n n\u00e0y quan tr\u1ecdng v\u1ec1 m\u1eb7t t\u00e0i ch\u00ednh. Tu\u1ed5i th\u1ecd danh \u0111\u1ecbnh c\u01a1 b\u1ea3n c\u1ee7a \u1ed5 l\u0103n l\u00e0 <b>L<sub>10<\/sub> = (C\/P)<sup>p<\/sup><\/b> (t\u00ednh b\u1eb1ng tri\u1ec7u v\u00f2ng quay), trong \u0111\u00f3 P l\u00e0 t\u1ea3i \u0111\u1ed9ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u1ee7a \u1ed5 tr\u1ee5c v\u00e0 p = 3 cho \u1ed5 bi (10\/3 cho \u1ed5 l\u0103n). M\u1ea5t c\u00e2n b\u1eb1ng d\u01b0 b\u1ed5 sung m\u1ed9t th\u00e0nh ph\u1ea7n quay v\u00e0o t\u1ea3i \u0111\u00f3, n\u00ean vi\u1ec7c gi\u1ea3m m\u1ed9t n\u1eeda bi\u00ean \u0111\u1ed9 rung 1&times; s\u1ebd g\u1ea7n nh\u01b0 gi\u1ea3m m\u1ed9t n\u1eeda t\u1ea3i m\u1ea5t c\u00e2n b\u1eb1ng; khi t\u1ea3i quay n\u00e0y chi ph\u1ed1i P, tu\u1ed5i th\u1ecd \u1ed5 tr\u1ee5c c\u00f3 th\u1ec3 t\u0103ng l\u00ean t\u1edbi 2<sup>p<\/sup>: v\u1ec1 <b>8 l\u1ea7n \u0111\u1ed1i v\u1edbi \u1ed5 bi v\u00e0 kho\u1ea3ng 10 l\u1ea7n \u0111\u1ed1i v\u1edbi \u1ed5 l\u0103n<\/b>. \u01af\u1edbc t\u00ednh n\u00e0y ch\u1ec9 \u0111\u00fang khi rung \u0111\u1ed9ng 1&times; \u0111o \u0111\u01b0\u1ee3c l\u00e0 \u0111\u1ea1i di\u1ec7n h\u1ee3p l\u00fd cho t\u1ea3i \u0111\u1ed9ng quay t\u00e1c d\u1ee5ng l\u00ean \u1ed5 tr\u1ee5c. H\u00e3y d\u00f9ng <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/bearing-load\/\">C\u00f4ng c\u1ee5 t\u00ednh tu\u1ed5i th\u1ecd v\u00f2ng bi<\/a> \u0111\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng ti\u1ebft ki\u1ec7m cho m\u00e1y c\u1ee7a b\u1ea1n.<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"how\">\n<h2>C\u00e1ch s\u1eed d\u1ee5ng Balanset-1A nh\u01b0 m\u1ed9t b\u1ed9 ph\u00e2n t\u00edch rung \u0111\u1ed9ng &mdash; t\u1eebng b\u01b0\u1edbc<\/h2>\n<ol class=\"vbm-steps\">\n<li><b>L\u1eafp \u0111\u1eb7t c\u00e1c c\u1ea3m bi\u1ebfn.<\/b> G\u1eafn m\u1ed9t ho\u1eb7c c\u1ea3 hai c\u1ea3m bi\u1ebfn rung l\u00ean v\u1ecf \u1ed5 tr\u1ee5c b\u1eb1ng \u0111\u1ebf t\u1eeb. \u0110\u1ec3 ph\u00e2n t\u00edch tham chi\u1ebfu pha, k\u1eb9p d\u1ea3i ph\u1ea3n quang c\u1ee7a tachometer laser l\u00ean tr\u1ee5c quay v\u00e0 h\u01b0\u1edbng c\u1ea3m bi\u1ebfn v\u00e0o \u0111\u00f3 (kho\u1ea3ng l\u00e0m vi\u1ec7c 50&ndash;500&nbsp;mm). C\u1ea3 hai k\u00eanh ghi \u0111\u1ed3ng th\u1eddi.<\/li>\n<li><b>Kh\u1edfi \u0111\u1ed9ng rotor v\u00e0 thu th\u1eadp.<\/b> M\u1edf ph\u1ea7n m\u1ec1m Balanset, ch\u1ecdn <em>B\u1ed9 ph\u00e2n t\u00edch<\/em> ch\u1ebf \u0111\u1ed9 v\u00e0 b\u1eaft \u0111\u1ea7u thu th\u1eadp d\u1eef li\u1ec7u. Ph\u1ea7n m\u1ec1m hi\u1ec3n th\u1ecb d\u1ea1ng s\u00f3ng tr\u1ef1c ti\u1ebfp, ph\u1ed5 FFT v\u00e0 m\u1ee9c rung \u0111\u1ed9ng RMS t\u1ed5ng th\u1ec3 t\u00ednh b\u1eb1ng mm\/s trong th\u1eddi gian th\u1ef1c tr\u00ean laptop Windows ti\u00eau chu\u1ea9n.<\/li>\n<li><b>\u0110\u1ecdc ph\u1ed5 t\u1ea7n s\u1ed1.<\/b> X\u00e1c \u0111\u1ecbnh c\u00e1c \u0111\u1ec9nh t\u1ea7n s\u1ed1 ch\u00ednh. Bi\u00ean \u0111\u1ed9 v\u00e0 pha b\u1eadc nh\u1ea5t \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb t\u1ef1 \u0111\u1ed9ng so v\u1edbi xung tachometer. Tham kh\u1ea3o b\u1ea3ng l\u1ed7i tr\u00ean \u0111\u1ec3 so kh\u1edbp m\u1eabu ph\u1ed5 v\u1edbi lo\u1ea1i l\u1ed7i c\u00f3 kh\u1ea3 n\u0103ng nh\u1ea5t.<\/li>\n<li><b>So s\u00e1nh v\u1edbi gi\u1edbi h\u1ea1n ch\u1ea5p nh\u1eadn.<\/b> Ki\u1ec3m tra ch\u1ec9 s\u1ed1 v\u1eadn t\u1ed1c t\u1ed5ng th\u1ec3 so v\u1edbi <b>Ti\u00eau chu\u1ea9n ISO 20816<\/b> gi\u1edbi h\u1ea1n v\u00f9ng (A\/B\/C\/D) cho lo\u1ea1i m\u00e1y v\u00e0 c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c c\u1ee7a b\u1ea1n. Xu\u1ea5t bi\u1ec3u \u0111\u1ed3 ph\u1ed5 v\u00e0 gi\u00e1 tr\u1ecb s\u1ed1 cho b\u00e1o c\u00e1o b\u1ea3o tr\u00ec.<\/li>\n<li><b>N\u1ebfu x\u00e1c nh\u1eadn m\u1ea5t c\u00e2n b\u1eb1ng, h\u00e3y c\u00e2n b\u1eb1ng trong c\u00f9ng phi\u00ean l\u00e0m vi\u1ec7c.<\/b> Ph\u00e9p \u0111o c\u01a1 b\u1ea3n \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee5p l\u1ea1i ph\u1ee5c v\u1ee5 nh\u01b0 l\u1ea7n ch\u1ea1y \u0111\u1ea7u ti\u00ean trong chu\u1ed7i h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng. Th\u00eam tr\u1ecdng l\u01b0\u1ee3ng th\u1eed nghi\u1ec7m, ch\u1ea1y l\u1ea1i v\u00e0 \u0111\u1ec3 ph\u1ea7n m\u1ec1m t\u00ednh to\u00e1n hi\u1ec7u ch\u1ec9nh &mdash; kh\u00f4ng c\u1ea7n thi\u1ebft b\u1ecb b\u1ed5 sung, kh\u00f4ng c\u1ea7n l\u1ea7n th\u0103m vi\u1ebfng th\u1ee9 hai.<\/li>\n<\/ol>\n<\/div>\n<div class=\"vbm-sec\" id=\"standards\">\n<h2>Ti\u00eau chu\u1ea9n \u0111o rung \u0111\u1ed9ng<\/h2>\n<div class=\"vbm-callout\">\n<p><b>Ti\u00eau chu\u1ea9n ISO 20816<\/b> x\u00e1c \u0111\u1ecbnh c\u00e1c v\u00f9ng \u0111\u00e1nh gi\u00e1 cho v\u1eadn t\u1ed1c rung \u0111\u1ed9ng (mm\/s RMS) tr\u00ean c\u00e1c b\u1ed9 ph\u1eadn kh\u00f4ng quay: V\u00f9ng A (v\u1eeba \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o ho\u1ea1t \u0111\u1ed9ng), B (ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c cho ho\u1ea1t \u0111\u1ed9ng d\u00e0i h\u1ea1n), C (b\u00e1o \u0111\u1ed9ng &mdash; \u0111i\u1ec1u tra ngay l\u1eadp t\u1ee9c), D (nguy hi\u1ec3m &mdash; r\u1ee7i ro h\u1ecfng h\u00f3c). Gi\u1edbi h\u1ea1n thay \u0111\u1ed5i theo lo\u1ea1i m\u00e1y v\u00e0 chi\u1ec1u cao t\u00e2m tr\u1ee5c. Balanset-1A b\u00e1o c\u00e1o v\u1eadn t\u1ed1c t\u1ed5ng th\u1ec3 t\u00ednh b\u1eb1ng mm\/s RMS \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 so s\u00e1nh tr\u1ef1c ti\u1ebfp v\u1edbi ph\u1ea7n ISO 20816 li\u00ean quan cho lo\u1ea1i m\u00e1y c\u1ee7a b\u1ea1n.<\/p>\n<p>Sau khi m\u1ea5t c\u00e2n b\u1eb1ng \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh, m\u1ea5t c\u00e2n b\u1eb1ng d\u01b0 th\u1eeba sau c\u00e2n b\u1eb1ng \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 so v\u1edbi <b>Ti\u00eau chu\u1ea9n ISO 21940-11<\/b> c\u00e1c c\u1ea5p \u0111\u1ed9 G (G0.4 \u0111\u1ebfn G40). Balanset-1A ghi l\u1ea1i m\u1ea5t c\u00e2n b\u1eb1ng d\u01b0 th\u1eeba \u0111\u1ea1t \u0111\u01b0\u1ee3c trong b\u00e1o c\u00e1o c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c c\u1ee7a n\u00f3, cung c\u1ea5p cho b\u1ea1n b\u1ea3n ghi c\u00f3 th\u1ec3 ki\u1ec3m ch\u1ee9ng \u0111\u01b0\u1ee3c so v\u1edbi ti\u00eau chu\u1ea9n \u00e1p d\u1ee5ng. S\u1eed d\u1ee5ng <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/residual-unbalance-iso1940\/\">C\u00f4ng c\u1ee5 t\u00ednh to\u00e1n sai l\u1ec7ch d\u01b0<\/a> \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh gi\u1edbi h\u1ea1n dung sai cho ph\u00e9p tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u.<\/p>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"device\">\n<h2>Balanset-1A &mdash; b\u1ed9 d\u1ee5ng c\u1ee5 ph\u00e2n t\u00edch v\u00e0 c\u00e2n b\u1eb1ng tr\u01b0\u1eddng (on-site) ho\u00e0n ch\u1ec9nh c\u1ee7a b\u1ea1n<\/h2>\n<p>T\u1ea5t c\u1ea3 n\u1ed9i dung tr\u00ean trang n\u00e0y \u0111\u1ec1u \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng m\u1ed9t thi\u1ebft b\u1ecb di \u0111\u1ed9ng duy nh\u1ea5t: <a href=\"https:\/\/vibromera.eu\/vi\/balanset-1a\/\">Balanset-1A<\/a>. \u0110\u00e2y l\u00e0 b\u1ed9 c\u00e2n b\u1eb1ng \u0111\u1ed9ng hai k\u00eanh v\u00e0 b\u1ed9 ph\u00e2n t\u00edch rung \u0111\u1ed9ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ea9n \u0111o\u00e1n l\u1ed7i t\u1eeb ph\u1ed5 FFT v\u00e0, khi m\u1ea5t c\u00e2n b\u1eb1ng \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn, c\u00e2n b\u1eb1ng rotor c\u1ee9ng <strong>theo h\u01b0\u1edbng c\u1ee7a ri\u00eang ch\u00fang, \u1edf t\u1ed1c \u0111\u1ed9 v\u1eadn h\u00e0nh<\/strong>, b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng 3 chu k\u1ef3 \u2014 ph\u1ea7n m\u1ec1m s\u1ebd t\u00ednh to\u00e1n ch\u00ednh x\u00e1c kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 g\u00f3c hi\u1ec7u ch\u1ec9nh, \u0111\u1ed3ng th\u1eddi l\u01b0u l\u1ea1i b\u00e1o c\u00e1o.<\/p>\n<div class=\"vbm-kit\">\n<figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/%D0%91%D0%B0%D0%BB%D0%BA%D0%BE%D0%BC%D0%9A%D0%B8%D1%82-scaled-1024x683.jpg\" alt=\"B\u1ed9 c\u00e2n b\u1eb1ng Balanset-1A \u0111\u1ea7y \u0111\u1ee7 bao g\u1ed3m c\u1ea3m bi\u1ebfn, m\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser, c\u00e2n v\u00e0 h\u1ed9p \u0111\u1ef1ng\" loading=\"lazy\"><\/figure>\n<div>\n<h3>B\u1ed9 s\u1ea3n ph\u1ea9m \u0111\u1ea7y \u0111\u1ee7 bao g\u1ed3m nh\u1eefng g\u00ec<\/h3>\n<p class=\"price\">&euro;1,975 <span>\u00b7 B\u1ed9 s\u1ea3n ph\u1ea9m \u0111\u1ea7y \u0111\u1ee7, c\u00f3 s\u1eb5n h\u00e0ng, h\u00f3a \u0111\u01a1n c\u00f3 thu\u1ebf GTGT<\/span><\/p>\n<ul class=\"vbm-kit-list\">\n<li>B\u1ed9 \u0111o giao di\u1ec7n (USB, 2 k\u00eanh)<\/li>\n<li>Hai c\u1ea3m bi\u1ebfn gia t\u1ed1c rung (d\u00e2y c\u00e1p 4 m, c\u00f3 th\u1ec3 ch\u1ecdn d\u00e2y c\u00e1p 10 m)<\/li>\n<li>M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 b\u1eb1ng laser \/ c\u1ea3m bi\u1ebfn pha quang h\u1ecdc (50\u2013500 mm)<\/li>\n<li>Gi\u00e1 \u0111\u1ee1 t\u1eeb t\u00ednh cho c\u1ea3m bi\u1ebfn<\/li>\n<li>C\u00e2n \u0111i\u1ec7n t\u1eed d\u00f9ng cho tr\u1ecdng l\u01b0\u1ee3ng th\u1eed nghi\u1ec7m v\u00e0 hi\u1ec7u chu\u1ea9n<\/li>\n<li>Ph\u1ea7n m\u1ec1m c\u00e2n b\u1eb1ng v\u00e0 ph\u00e2n t\u00edch h\u1ec7 th\u1ed1ng Windows<\/li>\n<li>H\u1ed9p \u0111\u1ef1ng b\u1eb1ng nh\u1ef1a<\/li>\n<\/ul>\n<div class=\"vbm-cta-row\" style=\"justify-content:flex-start\">\n<a class=\"vbm-btn vbm-btn-primary\" href=\"https:\/\/vibromera.eu\/vi\/balanset-1a\/\">Xem Balanset-1A<\/a><br \/>\n<a class=\"vbm-btn vbm-btn-ghost\" href=\"https:\/\/vibromera.eu\/vi\/community\/\">H\u00e3y h\u1ecfi k\u1ef9 s\u01b0 c\u1ee7a ch\u00fang t\u00f4i<\/a>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-variants\">\n<div class=\"vbm-variant is-primary\"><span class=\"tag\">khuy\u1ebfn kh\u00edch<\/span><\/p>\n<h3>B\u1ed9 \u0111\u1ea7y \u0111\u1ee7<\/h3>\n<p>Thi\u1ebft b\u1ecb &middot; 2 c\u1ea3m bi\u1ebfn &middot; tachometer laser &middot; gi\u00e1 t\u1eeb t\u00ednh &middot; c\u00e2n \u0111i\u1ec7n t\u1eed &middot; ph\u1ea7n m\u1ec1m &middot; h\u1ed9p v\u1eadn chuy\u1ec3n. M\u1ecdi th\u1ee9 c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1eaft \u0111\u1ea7u ph\u00e2n t\u00edch v\u00e0 c\u00e2n b\u1eb1ng ngay t\u1eeb h\u1ed9p.<\/p>\n<\/div>\n<div class=\"vbm-variant\"><span class=\"tag\">Nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb g\u1ed1c (OEM)<\/span><\/p>\n<h3>B\u1ed9 s\u1ea3n ph\u1ea9m OEM<\/h3>\n<p>Thi\u1ebft b\u1ecb \u00b7 2 c\u1ea3m bi\u1ebfn \u00b7 m\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 b\u1eb1ng laser \u00b7 ph\u1ea7n m\u1ec1m. D\u00e0nh cho c\u00e1c nh\u00e0 t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng \u0111\u00e3 c\u00f3 s\u1eb5n gi\u00e1 \u0111\u1ee1, c\u00e2n v\u00e0 h\u1ed9p \u0111\u1ef1ng, ho\u1eb7c nh\u1eefng ng\u01b0\u1eddi l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb n\u00e0y v\u00e0o m\u00e1y c\u00e2n b\u1eb1ng.<\/p>\n<\/div>\n<\/div>\n<table class=\"vbm-table\">\n<caption>C\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ch\u00ednh<\/caption>\n<thead>\n<tr>\n<th>Tham s\u1ed1<\/th>\n<th>Gi\u00e1 tr\u1ecb<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>K\u00eanh \u0111o l\u01b0\u1eddng<\/td>\n<td>2 (c\u00e2n b\u1eb1ng m\u1ed9t m\u1eb7t ph\u1eb3ng v\u00e0 hai m\u1eb7t ph\u1eb3ng)<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi v\u1eadn t\u1ed1c rung<\/td>\n<td>0.2&ndash;80 mm\/s RMS<\/td>\n<\/tr>\n<tr>\n<td>D\u1ea3i t\u1ea7n s\u1ed1<\/td>\n<td>5&ndash;1000 Hz (&le;10% sai s\u1ed1 bi\u00ean \u0111\u1ed9 tr\u00ean 550&nbsp;Hz)<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o<\/td>\n<td>\u00b15% so v\u1edbi d\u1ea3i \u0111o to\u00e0n ph\u1ea7n<\/td>\n<\/tr>\n<tr>\n<td>Ph\u01b0\u01a1ng ph\u00e1p<\/td>\n<td>H\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng 3 chu k\u1ef3 (1 ho\u1eb7c 2 m\u1eb7t ph\u1eb3ng)<\/td>\n<\/tr>\n<tr>\n<td>Ph\u00e2n t\u00edch<\/td>\n<td>Bi\u00ean \u0111\u1ed9 v\u00e0 pha \u1edf t\u1ea7n s\u1ed1 1\u00d7, ph\u1ed5 FFT v\u00e0 d\u1ea1ng s\u00f3ng, b\u00e1o c\u00e1o \u0111\u00e3 l\u01b0u<\/td>\n<\/tr>\n<tr>\n<td>M\u00e1y t\u00ednh x\u00e1ch tay<\/td>\n<td>Kh\u00f4ng bao g\u1ed3m (m\u00e1y t\u00ednh Windows, c\u00f3 s\u1eb5n theo y\u00eau c\u1ea7u)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"vbm-trust\"><span><b>\u2713<\/b> C\u00f3 s\u1eb5n<\/span><span><b>\u2713<\/b> DHL B\u1ed3 \u0110\u00e0o Nha 35 \u20ac<\/span><span><b>\u2713<\/b> DHL to\u00e0n c\u1ea7u 110 \u20ac<\/span><span><b>\u2713<\/b> B\u1ea3o h\u00e0nh 2 n\u0103m<\/span><span><b>\u2713<\/b> H\u00f3a \u0111\u01a1n VAT<\/span><span><b>\u2713<\/b> H\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt<\/span><\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"screenshots\">\n<h2>B\u1ed9 ph\u00e2n t\u00edch Balanset-1A hi\u1ec3n th\u1ecb nh\u1eefng g\u00ec<\/h2>\n<div class=\"vbm-cases\">\n<div class=\"vbm-case\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2025\/10\/ChatGPT-Image-25-%D0%B8%D1%8E%D0%BB.-2025-%D0%B3.-22_07_35.webp\" alt=\"M\u00e0n h\u00ecnh t\u1ed5ng quan thi\u1ebft b\u1ecb ph\u00e2n t\u00edch rung \u0111\u1ed9ng hai k\u00eanh Balanset-1A\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>T\u1ed5ng quan v\u1ec1 b\u1ed9 ph\u00e2n t\u00edch hai k\u00eanh<\/h3>\n<p>M\u1ee9c rung \u0111\u1ed9ng t\u1ed5ng th\u1ec3, ph\u1ed5 FFT v\u00e0 g\u00f3c pha t\u1eeb hai c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb \u0111\u1ed3ng th\u1eddi tr\u00ean m\u1ed9t laptop Windows.<\/p>\n<\/div>\n<\/div>\n<div class=\"vbm-case\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2025\/09\/Screenshot-2025-07-29-165701-scaled.webp\" alt=\"Ph\u1ed5 FFT th\u1eddi gian th\u1ef1c hi\u1ec3n th\u1ecb c\u00e1c \u0111\u1ec9nh t\u1ea7n s\u1ed1 \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n l\u1ed7i\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>Ph\u1ed5 FFT th\u1eddi gian th\u1ef1c<\/h3>\n<p>C\u00e1c \u0111\u1ec9nh t\u1ea7n s\u1ed1 ph\u00e2n bi\u1ec7t m\u1ea5t c\u00e2n b\u1eb1ng (\u0111\u1ec9nh 1&times; chi\u1ebfm \u01b0u th\u1ebf) t\u1eeb sai l\u1ec7ch tr\u1ee5c (2&times;) v\u00e0 d\u1ea3i ph\u1ee5 c\u1ee7a khi\u1ebfm ph\u1ea9m v\u00f2ng bi.<\/p>\n<\/div>\n<\/div>\n<div class=\"vbm-case\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2025\/10\/%D0%98%D0%B7%D0%BE%D0%B1%D1%80%D0%B0%D0%B6%D0%B5%D0%BD%D0%B8%D0%B5-WhatsApp-2025-10-03-%D0%B2-11.16.33_1bc14f9b.webp\" alt=\"Gia t\u1ed1c k\u1ebf v\u00e0 tachometer laser \u0111\u01b0\u1ee3c l\u1eafp tr\u00ean v\u1ecf v\u00f2ng bi t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>\u0110o l\u01b0\u1eddng tr\u1ef1c ti\u1ebfp t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/h3>\n<p>C\u1ea3m bi\u1ebfn rung v\u00e0 tachometer laser g\u1eafn tr\u00ean v\u1ecf \u1ed5 tr\u1ee5c c\u1ee7a m\u00e1y \u0111ang ch\u1ea1y &mdash; kh\u00f4ng c\u1ea7n th\u00e1o r\u1eddi m\u00e1y.<\/p>\n<\/div>\n<\/div>\n<div class=\"vbm-case\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2024\/02\/Bs1ManualEngV156-May2023-10461221.webp\" alt=\"Bi\u00ean \u0111\u1ed9 v\u00e0 pha t\u1ea1i 1x RPM \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb trong ph\u1ea7n m\u1ec1m Balanset\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>Bi\u00ean \u0111\u1ed9 &amp; pha t\u1ea1i 1&times;<\/h3>\n<p>Bi\u00ean \u0111\u1ed9 b\u1eadc m\u1ed9t v\u00e0 g\u00f3c pha \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb d\u1ef1a tr\u00ean tham chi\u1ebfu m\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 &mdash; c\u00e1c \u0111\u1ea7u v\u00e0o c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00e2n b\u1eb1ng d\u1ef1a tr\u00ean h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng.<\/p>\n<\/div>\n<\/div>\n<div class=\"vbm-case\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2024\/02\/Bs1ManualEngV156-May2023-10418068.webp\" alt=\"B\u00e1o c\u00e1o ph\u00e9p \u0111o Balanset-1A c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c v\u1edbi d\u1ea1ng s\u00f3ng v\u00e0 ph\u1ed5\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>B\u00e1o c\u00e1o \u0111\u01b0\u1ee3c l\u1eadp th\u00e0nh t\u00e0i li\u1ec7u<\/h3>\n<p>S\u00f3ng, ph\u1ed5 FFT v\u00e0 t\u00f3m t\u1eaft s\u1ed1 \u0111\u01b0\u1ee3c xu\u1ea5t d\u01b0\u1edbi d\u1ea1ng b\u00e1o c\u00e1o c\u00f3 th\u1ec3 in \u0111\u1ec3 l\u01b0u gi\u1eef b\u1ea3o tr\u00ec.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"cases\">\n<h2>Ph\u00e9p \u0111o th\u1ef1c t\u1ebf v\u00e0 c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng m\u00e1y ph\u00e2n t\u00edch<\/h2>\n<div class=\"vbm-cases\">\n<a class=\"vbm-case\" href=\"https:\/\/vibromera.eu\/vi\/example\/measurement-of-relative-rotor-vibration-using-non-contact-linear-displacement-sensors\/\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/04\/image014.webp\" alt=\"Ph\u00e9p \u0111o rung \u0111\u1ed9ng kh\u00f4ng ti\u1ebfp x\u00fac v\u1edbi c\u1ea3m bi\u1ebfn d\u1ecbch chuy\u1ec3n tuy\u1ebfn t\u00ednh\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>\u0110o l\u01b0\u1eddng rung \u0111\u1ed9ng kh\u00f4ng ti\u1ebfp x\u00fac<\/h3>\n<p>S\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn d\u1ecbch chuy\u1ec3n tuy\u1ebfn t\u00ednh \u0111\u1ec3 \u0111o rung \u0111\u1ed9ng t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a rotor m\u00e0 kh\u00f4ng c\u1ea7n ti\u1ebfp x\u00fac tr\u1ee5c &mdash; th\u00edch h\u1ee3p cho c\u00e1c rotor m\u00e0 g\u1eafn c\u1ea3m bi\u1ebfn gia t\u1ed1c kh\u00f4ng kh\u1ea3 thi.<\/p>\n<\/div>\n<p><\/a><br \/>\n<a class=\"vbm-case\" href=\"https:\/\/vibromera.eu\/vi\/example\/portable-balancer-vibration-analyzer-and-balancer-machine-balanset-1a\/\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/04\/photo_2023-04-08_17-03-49-1024x576.webp\" alt=\"Balanset-1A \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 b\u1ed9 ph\u00e2n t\u00edch rung \u0111\u1ed9ng v\u00e0 m\u00e1y c\u00e2n b\u1eb1ng hai m\u1eb7t ph\u1eb3ng\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>K\u1ebft h\u1ee3p m\u00e1y ph\u00e2n t\u00edch v\u00e0 m\u00e1y c\u00e2n b\u1eb1ng<\/h3>\n<p>M\u1ed9t cu\u1ed9c tr\u00ecnh di\u1ec5n th\u1ef1c t\u1ebf v\u1ec1 c\u00e1ch m\u1ed9t thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n ph\u00e2n t\u00edch rung \u0111\u1ed9ng v\u00e0 c\u00e2n b\u1eb1ng hai m\u1eb7t ph\u1eb3ng trong m\u1ed9t c\u00f4ng vi\u1ec7c duy nh\u1ea5t, t\u1eeb ch\u1ea9n \u0111o\u00e1n \u0111\u1ebfn x\u00e1c minh s\u1eeda ch\u1eefa.<\/p>\n<\/div>\n<p><\/a><br \/>\n<a class=\"vbm-case\" href=\"https:\/\/vibromera.eu\/vi\/example\/why-balancing-doesnt-reduce-vibration-troubleshooting-guide-balanset-1a\/\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2025\/06\/ChatGPT-Image-19-%D0%B8%D1%8E%D0%BD.-2025-%D0%B3.-18_31_25.webp\" alt=\"Ch\u1ea9n \u0111o\u00e1n t\u1ea1i sao c\u00e2n b\u1eb1ng kh\u00f4ng l\u00e0m gi\u1ea3m rung \u0111\u1ed9ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb ph\u00e2n t\u00edch\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>Ch\u1ea9n \u0111o\u00e1n tr\u01b0\u1edbc khi c\u00e2n b\u1eb1ng<\/h3>\n<p>H\u01b0\u1edbng d\u1eabn kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 cho c\u00e1c tr\u01b0\u1eddng h\u1ee3p m\u00e0 vi\u1ec7c c\u00e2n b\u1eb1ng ri\u00eang kh\u00f4ng gi\u1ea3m rung \u0111\u1ed9ng &mdash; v\u00e0 c\u00e1ch ph\u1ed5 FFT ti\u1ebft l\u1ed9 nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 th\u1ef1c t\u1ebf.<\/p>\n<\/div>\n<p><\/a>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"calc\">\n<h2>C\u00e1c m\u00e1y t\u00ednh rung \u0111\u1ed9ng mi\u1ec5n ph\u00ed<\/h2>\n<div class=\"vbm-chips\">\n<a href=\"https:\/\/vibromera.eu\/vi\/calculators\/bearing-load\/\">C\u00f4ng c\u1ee5 t\u00ednh tu\u1ed5i th\u1ecd v\u00f2ng bi<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/vi\/calculators\/centrifugal-force-unbalance\/\">L\u1ef1c ly t\u00e2m do m\u1ea5t c\u00e2n b\u1eb1ng<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/vi\/calculators\/residual-unbalance-iso1940\/\">S\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng d\u01b0 (ISO 1940)<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/vi\/calculators\/trial-weight-calculator\/\">C\u00f4ng c\u1ee5 t\u00ednh tr\u1ecdng l\u01b0\u1ee3ng th\u1eed nghi\u1ec7m<\/a>\n<\/div>\n<\/div>\n<div class=\"vbm-sec vbm-faq\" id=\"faq\">\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 m\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng<\/h2>\n<details>\n<summary>Ph\u00e2n t\u00edch FFT ph\u00e2n bi\u1ec7t m\u1ea5t c\u00e2n b\u1eb1ng v\u1edbi sai l\u1ec7ch tr\u1ee5c nh\u01b0 th\u1ebf n\u00e0o?<\/summary>\n<div class=\"ans\">M\u1ea5t c\u00e2n b\u1eb1ng t\u1ea1o ra m\u1ed9t \u0111\u1ec9nh chi\u1ebfm \u01b0u th\u1ebf duy nh\u1ea5t ch\u00ednh x\u00e1c \u1edf 1&times; t\u1ed1c \u0111\u1ed9 ch\u1ea1y. Sai l\u1ec7ch g\u00f3c th\u01b0\u1eddng hi\u1ec3n th\u1ecb m\u1ed9t th\u00e0nh ph\u1ea7n 2&times; m\u1ea1nh m\u1ebd v\u00e0 \u0111\u00f4i khi 3&times;, th\u01b0\u1eddng k\u00e8m theo rung \u0111\u1ed9ng d\u1ecdc tr\u1ee5c n\u00e2ng cao. Sai l\u1ec7ch song song t\u1ea1o ra m\u1ed9t \u0111\u1ec9nh xuy\u00ean t\u00e2m 2&times; n\u1ed5i b\u1eadt. Balanset-1A t\u1ef1 \u0111\u1ed9ng d\u00e1n nh\u00e3n c\u00e1c \u0111\u1ec9nh n\u00e0y tr\u00ean hi\u1ec3n th\u1ecb FFT \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh l\u1ed7i chi\u1ebfm \u01b0u th\u1ebf tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh s\u1eeda ch\u1eefa. N\u1ebfu th\u00e0nh ph\u1ea7n 1&times; chi\u1ebfm \u01b0u th\u1ebf, ph\u00e9p \u0111o ch\u1ea1y t\u01b0\u01a1ng t\u1ef1 s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n tr\u1ef1c ti\u1ebfp v\u00e0o ph\u00e9p t\u00ednh c\u00e2n b\u1eb1ng.<\/div>\n<\/details>\n<details>\n<summary>T\u00f4i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Balanset-1A nh\u01b0 m\u1ed9t m\u00e1y ph\u00e2n t\u00edch \u0111\u1ed9c l\u1eadp m\u00e0 kh\u00f4ng c\u00e2n b\u1eb1ng kh\u00f4ng?<\/summary>\n<div class=\"ans\">C\u00f3 th\u1ec3. Thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng \u1edf ch\u1ebf \u0111\u1ed9 ch\u1ec9 ph\u00e2n t\u00edch \u0111\u1ec3 ghi c\u00e1c ph\u1ed5 rung \u0111\u1ed9ng, \u0111o c\u00e1c m\u1ee9c t\u1ed5ng th\u1ec3 t\u00ednh b\u1eb1ng mm\/s v\u00e0 ghi nh\u1eadt k\u00fd d\u1eef li\u1ec7u cho c\u00e1c xu h\u01b0\u1edbng theo d\u00f5i \u0111i\u1ec1u ki\u1ec7n &mdash; m\u00e0 kh\u00f4ng c\u1ea7n v\u00e0o ch\u1ebf \u0111\u1ed9 c\u00e2n b\u1eb1ng. \u0110i\u1ec1u n\u00e0y h\u1eefu \u00edch cho vi\u1ec7c ki\u1ec3m tra \u0111\u1ebfn, c\u00e1c kh\u1ea3o s\u00e1t \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecbnh k\u1ef3 v\u00e0 c\u00e1c ph\u00e9p \u0111o ch\u1ea5p nh\u1eadn sau s\u1eeda ch\u1eefa d\u1ef1a tr\u00ean gi\u1edbi h\u1ea1n ISO 20816.<\/div>\n<\/details>\n<details>\n<summary>D\u1ea3i t\u1ea7n s\u1ed1 FFT bao ph\u1ee7 bao nhi\u00eau, v\u00e0 c\u00f3 \u0111\u1ee7 cho ch\u1ea9n \u0111o\u00e1n v\u00f2ng bi kh\u00f4ng?<\/summary>\n<div class=\"ans\">Balanset-1A bao ph\u1ee7 d\u1ea3i 5 \u0111\u1ebfn 1000&nbsp;Hz, ghi nh\u1eadn t\u1ea5t c\u1ea3 c\u00e1c h\u00e0i b\u1eadc tr\u1ee5c c\u00f9ng c\u00e1c t\u1ea7n s\u1ed1 l\u1ed7i \u1ed5 tr\u1ee5c c\u01a1 b\u1ea3n (BPFO, BPFI, BSF, FTF) v\u00e0 c\u00e1c h\u00e0i b\u1eadc th\u1ea5p c\u1ee7a ch\u00fang \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft \u1ed5 l\u0103n c\u00f4ng nghi\u1ec7p \u1edf t\u1ed1c \u0111\u1ed9 \u0111i\u1ec3n h\u00ecnh. Tuy nhi\u00ean, h\u00e3y l\u01b0u \u00fd gi\u1edbi h\u1ea1n n\u00e0y: h\u01b0 h\u1ecfng \u1ed5 tr\u1ee5c giai \u0111o\u1ea1n \u0111\u1ea7u th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n b\u1eb1ng k\u1ef9 thu\u1eadt gia t\u1ed1c t\u1ea7n s\u1ed1 cao v\u00e0 ph\u00e2n t\u00edch bao (gi\u1ea3i \u0111i\u1ec1u ch\u1ebf), \u0111\u00f2i h\u1ecfi b\u0103ng th\u00f4ng t\u1eeb v\u00e0i kHz \u0111\u1ebfn h\u00e0ng ch\u1ee5c kHz &mdash; v\u01b0\u1ee3t ngo\u00e0i d\u1ea3i c\u1ee7a thi\u1ebft b\u1ecb n\u00e0y. Trong d\u1ea3i 5&ndash;1000&nbsp;Hz, Balanset-1A cho th\u1ea5y l\u1ed7i \u1ed5 tr\u1ee5c khi ch\u00fang \u0111\u00e3 t\u1ea1o ra c\u00e1c th\u00e0nh ph\u1ea7n v\u1eadn t\u1ed1c \u0111o \u0111\u01b0\u1ee3c \u1edf c\u00e1c t\u1ea7n s\u1ed1 l\u1ed7i, t\u1ee9c l\u00e0 \u1edf giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n h\u01a1n; n\u00f3 kh\u00f4ng thay th\u1ebf cho m\u1ed9t thi\u1ebft b\u1ecb ch\u1ea9n \u0111o\u00e1n \u1ed5 tr\u1ee5c b\u0103ng r\u1ed9ng chuy\u00ean d\u1ee5ng.<\/div>\n<\/details>\n<details>\n<summary>ISO 20816 c\u00f3 \u00e1p d\u1ee5ng cho m\u00e1y c\u1ee7a t\u00f4i kh\u00f4ng?<\/summary>\n<div class=\"ans\">ISO 20816 bao ph\u1ee7 nhi\u1ec1u lo\u1ea1i m\u00e1y quay trong c\u00e1c ph\u1ea7n kh\u00e1c nhau c\u1ee7a n\u00f3: m\u00e1y b\u01a1m, m\u00e1y n\u00e9n kh\u00ed, qu\u1ea1t, tua-bin, \u0111\u1ed9ng c\u01a1 v\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n \u0111\u1ec1u \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp. Gi\u1edbi h\u1ea1n v\u00f9ng c\u1ee5 th\u1ec3 ph\u1ee5 thu\u1ed9c v\u00e0o l\u1edbp c\u00f4ng su\u1ea5t m\u00e1y v\u00e0 chi\u1ec1u cao t\u00e2m tr\u1ee5c. Balanset-1A b\u00e1o c\u00e1o v\u1eadn t\u1ed1c t\u1ed5ng th\u1ec3 t\u00ednh b\u1eb1ng mm\/s RMS \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng tr\u1ef1c ti\u1ebfp ph\u1ea7n n\u00e0o c\u1ee7a ISO 20816 ph\u00f9 h\u1ee3p v\u1edbi lo\u1ea1i m\u00e1y c\u1ee7a m\u00ecnh cho ph\u00e9p \u0111o.<\/div>\n<\/details>\n<details>\n<summary>\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o pha c\u00f3 \u0111\u1ee7 cho c\u00e2n b\u1eb1ng hai m\u1eb7t ph\u1eb3ng kh\u00f4ng?<\/summary>\n<div class=\"ans\">C\u00f3. Pha \u0111\u01b0\u1ee3c \u0111o so v\u1edbi xung tachometer quang h\u1ecdc, cung c\u1ea5p tham chi\u1ebfu g\u00f3c c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i. Thu th\u1eadp \u0111\u1ed3ng th\u1eddi hai k\u00eanh \u0111\u1ea3m b\u1ea3o c\u1ea3 hai m\u1eb7t ph\u1eb3ng v\u00f2ng bi \u0111\u01b0\u1ee3c l\u1ea5y m\u1eabu \u1edf c\u00f9ng m\u1ed9t v\u1ecb tr\u00ed tr\u1ee5c, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 t\u00ednh to\u00e1n t\u00e1c \u0111\u1ed9ng ch\u00e9o ch\u00ednh x\u00e1c (h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng) trong c\u00e1c c\u00f4ng vi\u1ec7c c\u00e2n b\u1eb1ng \u0111\u1ed9ng l\u1ef1c hai m\u1eb7t ph\u1eb3ng.<\/div>\n<\/details>\n<details>\n<summary>Thi\u1ebft b\u1ecb ph\u00e2n t\u00edch gi\u00fap nh\u01b0 th\u1ebf n\u00e0o khi c\u00e2n b\u1eb1ng ri\u00eang l\u1ebb kh\u00f4ng kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c rung \u0111\u1ed9ng?<\/summary>\n<div class=\"ans\">Khi c\u00e2n b\u1eb1ng l\u00e0m gi\u1ea3m th\u00e0nh ph\u1ea7n 1\u00d7 nh\u01b0ng rung \u0111\u1ed9ng t\u1ed5ng th\u1ec3 v\u1eabn cao, FFT s\u1ebd ngay l\u1eadp t\u1ee9c ch\u1ec9 ra th\u00e0nh ph\u1ea7n t\u1ea7n s\u1ed1 n\u00e0o kh\u00e1c \u0111\u00e3 tr\u1edf th\u00e0nh th\u00e0nh ph\u1ea7n \u00e1p \u0111\u1ea3o &mdash; d\u00f9 l\u00e0 s\u00f3ng b\u1eadc 2\u00d7 do kh\u00f4ng th\u1eb3ng h\u00e0ng, t\u1ea7n s\u1ed1 khuy\u1ebft t\u1eadt v\u00f2ng bi hay ch\u1eef k\u00fd l\u1ecfng \u0111\u1ed9 d\u1eabn ph\u1ee5. \u0110i\u1ec1u n\u00e0y h\u01b0\u1edbng d\u1eabn b\u01b0\u1edbc kh\u1eafc ph\u1ee5c ti\u1ebfp theo m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c thay v\u00ec \u0111\u1ec3 l\u1ea1i cho k\u1ef9 thu\u1eadt vi\u00ean \u0111o\u00e1n m\u00f2. Xem nghi\u00ean c\u1ee9u tr\u01b0\u1eddng h\u1ee3p c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 ch\u1ea9n \u0111o\u00e1n rung \u0111\u1ed9ng dai d\u1eb3ng \u0111\u1ec3 c\u00f3 c\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf.<\/div>\n<\/details>\n<\/div>\n<div class=\"vbm-sec\">\n<h2>H\u1ecdc l\u00fd thuy\u1ebft<\/h2>\n<div class=\"vbm-chips blue\">\n<a href=\"https:\/\/vibromera.eu\/vi\/glossary\/field-balancing\/\">c\u00e2n b\u1eb1ng tr\u01b0\u1eddng<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/vi\/glossary\/residual-unbalance\/\">S\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng c\u00f2n l\u1ea1i<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/vi\/glossary\/balance-quality\/\">C\u00e2n b\u1eb1ng c\u00e1c c\u1ea5p ch\u1ea5t l\u01b0\u1ee3ng<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/vi\/glossary\/dynamic-balancing\/\">C\u00e2n b\u1eb1ng \u0111\u1ed9ng<\/a>\n<\/div>\n<\/div>\n<div class=\"vbm-band\">\n<h2>Ch\u1ea9n \u0111o\u00e1n tr\u01b0\u1edbc &mdash; r\u1ed3i c\u00e2n b\u1eb1ng v\u1edbi s\u1ef1 t\u1ef1 tin<\/h2>\n<p>Balanset-1A cung c\u1ea5p cho b\u1ea1n thi\u1ebft b\u1ecb ph\u00e2n t\u00edch FFT hai k\u00eanh v\u00e0 m\u00e1y c\u00e2n b\u1eb1ng hai m\u1eb7t ph\u1eb3ng trong m\u1ed9t b\u1ed9 d\u1ee5ng c\u1ee5 x\u00e1ch tay. \u0110\u1ecdc l\u1ed7i t\u1eeb ph\u1ed5, kh\u1eafc ph\u1ee5c n\u00f3 t\u1ea1i ngu\u1ed3n, v\u00e0 x\u00e1c nh\u1eadn theo ISO 20816 &mdash; t\u1ea5t c\u1ea3 trong m\u1ed9t l\u1ea7n \u0111\u1ebfn trang thi\u1ebft b\u1ecb v\u1edbi gi\u00e1 &euro;1,975.<\/p>\n<div class=\"vbm-cta-row\">\n<a class=\"vbm-btn vbm-btn-primary\" href=\"https:\/\/vibromera.eu\/vi\/balanset-1a\/\">Xem Balanset-1A<\/a><br \/>\n<a class=\"vbm-btn vbm-btn-ghost\" href=\"https:\/\/vibromera.eu\/vi\/community\/\">H\u1ecfi c\u00e2u h\u1ecfi tr\u00ean di\u1ec5n \u0111\u00e0n<\/a>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Balancing services &rsaquo; Vibration Analyzer Vibration Analyzer &mdash; Two-Channel FFT Spectrum, Phase &amp; Fault Diagnostics The Balanset-1A is a two-channel vibration analyzer that plots real-time FFT spectra, measures amplitude and phase at 1&times; RPM, and maps fault signatures to distinguish unbalance, misalignment, looseness and bearing damage &mdash; then balances in [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"parent":101558,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ai_generated_summary":"","footnotes":""},"class_list":["post-101581","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/pages\/101581","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/types\/page"}],"replies":[{"embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/comments?post=101581"}],"version-history":[{"count":6,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/pages\/101581\/revisions"}],"predecessor-version":[{"id":102102,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/pages\/101581\/revisions\/102102"}],"up":[{"embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/pages\/101558"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=101581"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}