{"id":101586,"date":"2026-05-30T21:41:00","date_gmt":"2026-05-30T21:41:00","guid":{"rendered":"https:\/\/vibromera.eu\/?page_id=101586"},"modified":"2026-07-02T18:22:11","modified_gmt":"2026-07-02T18:22:11","slug":"turbines","status":"publish","type":"page","link":"https:\/\/vibromera.eu\/ro\/balancing-catalog\/turbines\/","title":{"rendered":"Echilibrarea turbinelor &#038; turbocompresoarelor"},"content":{"rendered":"<div class=\"vbm-cat\">\n<style>\n.vbm-cat .vbm-toc{display:flex;flex-wrap:wrap;gap:8px;padding:16px 0 8px;border-bottom:1px solid #e8e0d8;margin-bottom:24px}\n.vbm-cat .vbm-toc a{background:#f4ede6;color:#b9542d;padding:5.6px 13.6px;border-radius:32px;font-size:13.6px;font-weight:600;text-decoration:none;white-space:nowrap;transition:background .2s,color .2s}\n.vbm-cat .vbm-toc a:hover{background:#b9542d;color:#fff}\n.vbm-cat .vbm-answer{background:#eaf1ec;border-left:4px solid #2f6e46;padding:16px 20px;border-radius:8px;margin:20px 0;font-size:16px;line-height:1.65;color:#16202b}\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 img{width:100%;height:auto;border-radius:8px}\n.vbm-cat .vbm-kit-list{list-style:none;padding:0;margin:12px 0 16px}\n.vbm-cat .vbm-kit-list li{padding:4.8px 0 4.8px 25.6px;position:relative;font-size:15.2px}\n.vbm-cat .vbm-kit-list li::before{content:\"\u2713\";position:absolute;left:0;color:#2f6e46;font-weight:700}\n.vbm-cat .price{font-size:20px;font-weight:700;color:#b9542d;margin:8px 0}\n.vbm-cat .price span{font-size:13.6px;font-weight:400;color:#555}\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 #d1c9bf;border-radius:9.6px;padding:17.6px 20px}\n.vbm-cat .vbm-variant.is-primary{border-color:#b9542d;background:#fdf8f5}\n.vbm-cat .vbm-variant .tag{display:inline-block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:#b9542d;color:#fff;border-radius:32px;padding:2.4px 10.4px;margin-bottom:8px}\n.vbm-cat .vbm-variant:not(.is-primary) .tag{background:#1f3a5f}\n.vbm-cat .vbm-variant h3{margin:5.6px 0 8px;font-size:16.8px}\n.vbm-cat .vbm-variant p{font-size:14.4px;margin:0}\n.vbm-cat .vbm-table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.72px}\n.vbm-cat .vbm-table caption{caption-side:top;text-align:left;font-weight:700;color:#1f3a5f;margin-bottom:8px;font-size:15.2px}\n.vbm-cat .vbm-table th,.vbm-cat .vbm-table td{padding:8.8px 13.6px;border:1px solid #ddd;text-align:left}\n.vbm-cat .vbm-table thead th{background:#1f3a5f;color:#fff;font-weight:600}\n.vbm-cat .vbm-table tbody tr:nth-child(even){background:#f7f5f2}\n.vbm-cat .vbm-table td.yes{color:#2f6e46;font-weight:700}\n.vbm-cat .vbm-table td.no{color:#c0392b;font-weight:700}\n.vbm-cat .vbm-trust{display:flex;flex-wrap:wrap;gap:9.6px;margin:20px 0}\n.vbm-cat .vbm-trust span{background:#f0f4f9;border:1px solid #c0d0e0;border-radius:32px;padding:4.8px 13.6px;font-size:13.6px;color:#1f3a5f}\n.vbm-cat .vbm-trust span b{color:#2f6e46}\n<\/style>\n<p class=\"vbm-cat-bc\"><a href=\"https:\/\/vibromera.eu\/ro\/balancing-catalog\/\">Servicii de echilibrare<\/a> &rsaquo; Turbine &amp; turbocompresoare<\/p>\n<div class=\"vbm-hero2\">\n<div>\n<h1>Echilibrarea turbinelor &amp; turbocompresoarelor \u2014 in situ, la tura\u021bia de func\u021bionare<\/h1>\n<p class=\"lede\">Turbinele cu abur, turbinele cu gaz, rotoarele hidro, arborii principali ai turbinelor eoliene \u0219i rotoarele turbosuflantelor industriale se rotesc at\u00e2t de repede \u00eenc\u00e2t chiar \u0219i excentricit\u0103\u021bile de ordinul microgramelor genereaz\u0103 vibra\u021bii distructive. Le echilibr\u0103m <strong>\u00een propriile lor lag\u0103re, la tura\u021bia de func\u021bionare<\/strong> \u2014 f\u0103r\u0103 demontare, f\u0103r\u0103 transport la atelier \u2014 \u0219i document\u0103m rezultatul conform ISO 20816 \u0219i ISO 21940-11.<\/p>\n<div class=\"vbm-cta-row\" style=\"justify-content:flex-start\">\n<a class=\"vbm-btn vbm-btn-primary\" href=\"https:\/\/vibromera.eu\/ro\/balanset-1a\/\">Ob\u021bine\u021bi Balanset-1A<\/a><br \/>\n<a class=\"vbm-btn vbm-btn-ghost\" href=\"https:\/\/vibromera.eu\/ro\/community\/\">\u00centreba\u021bi-l pe inginerul nostru<\/a>\n<\/div>\n<\/div>\n<figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2025\/07\/6-1024x576.webp\" alt=\"Echilibrarea pe teren a turbinelor \u0219i turbosuflantelor cu m\u0103surarea vibra\u021biei la carcasa lag\u0103rului\" loading=\"lazy\"><\/figure>\n<\/div>\n<p class=\"vbm-answer\"><b>Pe scurt:<\/b> Rotoarele turbinelor \u0219i ale turbosuflantelor industriale sunt echilibrate <em>in place<\/em> la tura\u021bia de func\u021bionare, folosind metoda coeficien\u021bilor de influen\u021b\u0103. Senzorii de vibra\u021bii monta\u021bi pe carcasele lag\u0103relor \u0219i un tahometru cu laser m\u0103soar\u0103 amplitudinea \u0219i faza; Balanset-1A calculeaz\u0103 masa de corec\u021bie exact\u0103 \u0219i unghiul pentru unul sau dou\u0103 planuri; dup\u0103 montarea masei, vibra\u021bia rezidual\u0103 este verificat\u0103 fa\u021b\u0103 de limitele de zon\u0103 ISO 20816 pentru clasa specific\u0103 de turbin\u0103 \u0219i gradul G conform ISO 21940-11 pentru rotor. \u00centregul proces \u2014 de la prima rulare p\u00e2n\u0103 la rezultatul documentat \u2014 dureaz\u0103 de obicei mai pu\u021bin de un schimb de lucru la fa\u021ba locului.<\/p>\n<nav class=\"vbm-toc\">\n<a href=\"#signs\">Simptome<\/a><br \/>\n<a href=\"#why\">De ce se \u00eent\u00e2mpl\u0103<\/a><br \/>\n<a href=\"#process\">How we do it<\/a><br \/>\n<a href=\"#scope\">Ce echilibr\u0103m<\/a><br \/>\n<a href=\"#standards\">Standarde<\/a><br \/>\n<a href=\"#device\">Kit Balanset-1A<\/a><br \/>\n<a href=\"#cases\">Field cases<\/a><br \/>\n<a href=\"#compare\">C\u00e2mp vs ma\u0219in\u0103<\/a><br \/>\n<a href=\"#calculators\">Calculatoare<\/a><br \/>\n<a href=\"#faq\">\u00ceNTREB\u0102RI FRECVENTE<\/a><br \/>\n<\/nav>\n<div class=\"vbm-sec\" id=\"signs\">\n<h2>Semne c\u0103 turbina sau turbocompresorul dumneavoastr\u0103 este dezechilibrat<\/h2>\n<p>Rotoarele de turbin\u0103 de mare vitez\u0103 amplific\u0103 dramatic consecin\u021bele dezechilibrului. Aceste semnale de avertizare nu ar trebui niciodat\u0103 ignorate:<\/p>\n<div class=\"vbm-signs\">\n<div><b>Vibra\u021bie a arborelui la 1&times;<\/b> O component\u0103 de vibra\u021bie dominant\u0103 la frecven\u021ba de func\u021bionare este semn\u0103tura spectral\u0103 direct\u0103 a dezechilibrului rezidual al rotorului \u0219i trebuie evaluat\u0103 fa\u021b\u0103 de limitele de zon\u0103 ISO 20816.<\/div>\n<div><b>Cre\u0219terea temperaturii rulmentului<\/b> Dezechilibrul dinamic \u00eenc\u0103lze\u0219te lag\u0103rele de alunecare \u0219i pe cele cu rostogolire peste valoarea de referin\u021b\u0103 de proiectare, acceler\u00e2nd degradarea uleiului \u0219i scurt\u00e2nd intervalele de service.<\/div>\n<div><b>Excitarea rezonan\u021bei palelor<\/b> Vibra\u021bia arborelui generat\u0103 de dezechilibru se cupleaz\u0103 \u00een r\u00e2ndul de palete; o intersec\u021bie pe diagrama Campbell la o frecven\u021b\u0103 proprie a paletei poate fractura o palet\u0103.<\/div>\n<div><b>Frec\u0103ri la etan\u0219\u0103ri &amp; scurgeri de ulei<\/b> Un rotor care orbiteaz\u0103 decentrat \u00eenchide jocurile pe o parte a inelului de etan\u0219are, produc\u00e2nd urme de frecare pe etan\u0219\u0103rile labirint sau cu carbon \u0219i permi\u021b\u00e2nd scurgerea uleiului sau a aburului.<\/div>\n<div><b>Declan\u0219are la vibra\u021bii excesive<\/b> Sistemele moderne de protec\u021bie a turbinelor declan\u0219eaz\u0103 oprirea unit\u0103\u021bii atunci c\u00e2nd vibra\u021bia dep\u0103\u0219e\u0219te un prag din Zona D conform ISO 20816. Declan\u0219\u0103rile repetate, \u00een condi\u021biile \u00een care ma\u0219ina este altfel s\u0103n\u0103toas\u0103, se datoreaz\u0103 de obicei acumul\u0103rii treptate a dezechilibrului.<\/div>\n<div><b>Vibra\u021bii ridicate dup\u0103 mentenan\u021b\u0103<\/b> Re\u00eenpaletarea, cur\u0103\u021barea sau reasamblarea modific\u0103 distribu\u021bia masei \u0219i trebuie urmate de o verificare a echilibr\u0103rii \u00eenainte de repunerea \u00een func\u021biune.<\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"why\">\n<h2>De ce \u00ee\u0219i pierd turbinele echilibrul \u2014 \u0219i c\u00e2t cost\u0103 acest lucru<\/h2>\n<p>Rotoarele de turbin\u0103 func\u021bioneaz\u0103 la tura\u021bii la care se comport\u0103 ca ni\u0219te corpuri flexibile, mai degrab\u0103 dec\u00e2t ca mase rigide \u2014 se \u00eendoaie u\u0219or sub propria greutate \u0219i sub sarcina aerodinamic\u0103, astfel \u00eenc\u00e2t centrul de mas\u0103 efectiv se deplaseaz\u0103 \u00eentre moduri. Dezechilibrul se acumuleaz\u0103 prin <b>eroziunea paletelor \u0219i acumularea de depuneri<\/b> \u00een turbinele cu abur \u0219i cu gaz, <b>deterior\u0103ri cauzate de cavita\u021bie<\/b> \u00een rotoarele hidraulice, <b>ice accretion<\/b> pe palele turbinelor eoliene \u0219i <b>seal wear<\/b> care modific\u0103 masa \u00een rota\u021bie. La turbosuflante, depunerile de carbon \u0219i funingine pe roata turbinei reprezint\u0103 cauza dominant\u0103 \u0219i se pot dezvolta \u00een c\u00e2teva mii de ore de func\u021bionare.<\/p>\n<p>Costul ignor\u0103rii dezechilibrului unei turbine dep\u0103\u0219e\u0219te cu mult \u00eenlocuirea lag\u0103relor: avariile prin oboseal\u0103 a paletelor impun revizii prelungite, frec\u0103rile etan\u0219\u0103rilor necesit\u0103 reprelucrare de precizie, iar o singur\u0103 oprire for\u021bat\u0103 la o central\u0103 de baz\u0103 cost\u0103 de mai multe ori c\u00e2t \u00eentregul buget anual de mentenan\u021b\u0103. M\u0103surarea vibra\u021biilor pe teren \u00een raport cu familia de standarde ISO 20816 ofer\u0103 operatorilor datele obiective necesare pentru a decide \u00eentre interven\u021bia imediat\u0103 \u0219i continuarea exploat\u0103rii sub monitorizare \u2014 diferen\u021ba dintre o corec\u021bie planificat\u0103 \u0219i o oprire neplanificat\u0103.<\/p>\n<\/div>\n<div class=\"vbm-band\">\n<div class=\"vbm-stats\">\n<div class=\"vbm-stat\"><b>\u00d710<\/b><span>durata de via\u021b\u0103 a rulmen\u021bilor atunci c\u00e2nd vibra\u021biile sunt reduse la jum\u0103tate<\/span><\/div>\n<div class=\"vbm-stat\"><b>-70%<\/b><span>sc\u0103derea tipic\u0103 a vibra\u021biilor dup\u0103 echilibrare<\/span><\/div>\n<div class=\"vbm-stat\"><b>2<\/b><span>plane echilibrate \u00eentr-o singur\u0103 vizit\u0103<\/span><\/div>\n<div class=\"vbm-stat\"><b>&lt;1 shift<\/b><span>durata tipic\u0103 a lucr\u0103rii pe teren<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\">\n<h2>De ce reducerea la jum\u0103tate a vibra\u021biilor multiplic\u0103 durata de via\u021b\u0103 a rulmen\u021bilor<\/h2>\n<div class=\"vbm-callout\"><b>ISO 281<\/b> define\u0219te durata de via\u021b\u0103 nominal\u0103 a rulmen\u021bilor ca <b>L<sub>10<\/sub> = (C\/P)<sup>p<\/sup><\/b>, unde P este sarcina dinamic\u0103 suportat\u0103 de rulment, iar exponentul p = 3 pentru rulmen\u021bii cu bile \u0219i 10\/3 pentru rulmen\u021bii cu role. Dezechilibru rezidual <em>este<\/em> aceast\u0103 sarcin\u0103 radial\u0103 rotativ\u0103 P, iar amplitudinea vibra\u021biilor o urm\u0103re\u0219te \u00een mod direct - astfel \u00eenc\u00e2t reducerea vibra\u021biilor la jum\u0103tate \u00eenjum\u0103t\u0103\u021be\u0219te P \u0219i \u00eenmul\u021be\u0219te durata de via\u021b\u0103 a rulmen\u021bilor cu 2<sup>p<\/sup>: aproximativ <b>8\u00d7 pentru rulmen\u021bii cu bile \u0219i ~10\u00d7 pentru rulmen\u021bii cu role<\/b> (2<sup>10\/3<\/sup>&nbsp;\u2248 10). Rula\u021bi propriile dvs. numere \u00een <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/bearing-load\/\">calculator de durat\u0103 de via\u021b\u0103 a rulmen\u021bilor<\/a>.<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"process\">\n<h2>Cum echilibr\u0103m o turbin\u0103 sau o turbosuflant\u0103 \u2014 pas cu pas<\/h2>\n<p>Echilibrarea pe teren cu Balanset-1A urmeaz\u0103 metoda coeficien\u021bilor de influen\u021b\u0103 \u2014 aceea\u0219i procedur\u0103 pe care o pute\u021bi efectua personal cu dispozitivul. Cerin\u021bele de precizie pentru turbine sunt mai stricte, iar protocoalele de siguran\u021b\u0103 mai exigente dec\u00e2t pentru majoritatea celorlalte rotoare:<\/p>\n<ol class=\"vbm-steps\">\n<li><b>M\u0103sura\u021bi linia de baz\u0103.<\/b> Senzorii de vibra\u021bii sunt monta\u021bi pe carcasele lag\u0103relor sau pe postamente; un tahometru cu laser capteaz\u0103 unghiul de faz\u0103 al arborelui. O rulare la tura\u021bie constant\u0103 \u00eenregistreaz\u0103 amplitudinea \u0219i faza vibra\u021biilor pentru fiecare plan de m\u0103surare \u0219i stabile\u0219te pozi\u021bia zonei conform ISO 20816.<\/li>\n<li><b>Ad\u0103uga\u021bi o greutate de prob\u0103.<\/b> O mas\u0103 de prob\u0103 prelucrat\u0103 cu precizie este montat\u0103 \u00eentr-o pozi\u021bie radial\u0103 cunoscut\u0103 pe planul de echilibrare \u2014 de obicei un canal al cercului de \u0219uruburi sau un loca\u0219 la v\u00e2rful paletei. Rotorul ruleaz\u0103 din nou la aceea\u0219i tura\u021bie, astfel \u00eenc\u00e2t instrumentul s\u0103 capteze r\u0103spunsul sistemului.<\/li>\n<li><b>L\u0103sa\u021bi dispozitivul s\u0103 calculeze.<\/b> Balanset-1A aplic\u0103 matricea coeficien\u021bilor de influen\u021b\u0103 pentru a determina masa exact\u0103 de corec\u021bie \u0219i pozi\u021bia unghiular\u0103 pentru fiecare plan, urm\u0103rind cea mai str\u00e2ns\u0103 clas\u0103 G conform ISO 21940-11 pe care o permite geometria rotorului.<\/li>\n<li><b>Potrivi\u021bi greut\u0103\u021bile de corec\u021bie.<\/b> Masele de corec\u021bie sunt instalate \u00een pozi\u021bia calculat\u0103, iar masa de prob\u0103 este \u00eendep\u0103rtat\u0103. Varia\u021bia net\u0103 de mas\u0103 este \u00eenregistrat\u0103 pentru documenta\u021bia OEM \u0219i trasabilitate.<\/li>\n<li><b>Verifica\u021bi conform ISO 20816.<\/b> O rulare final\u0103 la tura\u021bia de func\u021bionare confirm\u0103 c\u0103 valoarea RMS de band\u0103 larg\u0103 \u0219i amplitudinea sincron\u0103 de 1&times; se \u00eencadreaz\u0103 \u00een zona de acceptan\u021b\u0103 ISO 20816 aplicabil\u0103. Rezultatele sunt salvate \u00een raportul lucr\u0103rii.<\/li>\n<\/ol>\n<\/div>\n<div class=\"vbm-sec\" id=\"scope\">\n<h2>Ce echilibr\u0103m<\/h2>\n<ul class=\"vbm-list\">\n<li>Rotoare de turbine cu abur industriale (cu contrapresiune \u0219i cu condensare)<\/li>\n<li>Sec\u021biuni de putere ale turbinelor cu gaze \u0219i ro\u021bi de compresor<\/li>\n<li>Rotoare hidroelectrice Francis, Kaplan \u0219i Pelton<\/li>\n<li>Ansambluri ale arborelui principal pentru turbine eoliene<\/li>\n<li>Ro\u021bi de turbin\u0103 \u0219i de compresor pentru turbosuflante industriale (viteze de func\u021bionare de p\u00e2n\u0103 la &asymp;60&nbsp;000 RPM)<\/li>\n<li>Rotoare de microturbine \u0219i de expander ORC<\/li>\n<li>Rotoare de turbosuflante \u0219i de compresoare de mare vitez\u0103<\/li>\n<li>Rotoare de turbine axiale \u0219i radiale pentru standuri de testare<\/li>\n<\/ul>\n<\/div>\n<div class=\"vbm-sec\" id=\"standards\">\n<h2>Toleran\u021be &amp; standarde \u2014 familia ISO 20816<\/h2>\n<div class=\"vbm-callout\">\n<p><b>ISO 20816<\/b> este standardul definitiv, \u00een mai multe p\u0103r\u021bi, pentru evaluarea vibra\u021biilor mecanice ale ma\u0219inilor prin m\u0103sur\u0103tori pe p\u0103r\u021bi nerotitoare (carcase de lag\u0103re, postamente). Fiecare parte acoper\u0103 o anumit\u0103 clas\u0103 de turbine \u0219i define\u0219te patru zone de severitate (A\u2013D) pentru viteza sau deplasarea RMS de band\u0103 larg\u0103:<\/p>\n<ul>\n<li><b>ISO 20816-2<\/b> \u2014 Turbine cu abur \u0219i generatoare sta\u021bionare de peste 50 MW. Pragurile zonelor A\/B sunt \u00een mod obi\u0219nuit 2,3 \u0219i 4,5 mm\/s RMS; zona D (declan\u0219are) este de regul\u0103 7,1 mm\/s.<\/li>\n<li><b>ISO 20816-4<\/b> \u2014 Turbine cu gaze cu puteri de peste 3 MW, inclusiv unit\u0103\u021bi industriale aeroderivate. Stabile\u0219te limite separate pentru vibra\u021biile carcasei lag\u0103rului \u0219i pentru deplasarea relativ\u0103 a arborelui.<\/li>\n<li><b>ISO 20816-5<\/b> \u2014 Ma\u0219ini hidraulice (pompe \u0219i turbine) din centrale electrice, inclusiv rotoare Francis, Kaplan \u0219i Pelton. Zonele de vibra\u021bii \u021bin cont at\u00e2t de excita\u021bia hidraulic\u0103, c\u00e2t \u0219i de dezechilibrul mecanic.<\/li>\n<li><b>ISO 20816-21<\/b> \u2014 Turbine eoliene onshore \u0219i offshore. Acoper\u0103 vibra\u021biile lag\u0103rului principal, ale cutiei de viteze \u0219i ale generatorului, evaluate \u00een timpul func\u021bion\u0103rii normale.<\/li>\n<\/ul>\n<p>Toleran\u021bele de echilibrare a rotorului pentru toate tipurile de turbine sunt reglementate de <b>ISO 21940-11<\/b> Clase G. Turbinele de mare vitez\u0103 necesit\u0103 de obicei <b>G 1.0 sau G 2.5<\/b>. ISO 21940-11 enumer\u0103 turbosuflantele la <b>G 6.3<\/b> printre exemplele sale generale de rotoare \u0219i ofer\u0103 cadrul de calcul pentru clasa G; toleran\u021bele specifice pentru turbosuflante sunt de obicei stabilite de OEM \u0219i pot fi mai stricte dec\u00e2t exemplele ISO generice. M\u0103sur\u0103torile noastre cu Balanset-1A v\u0103 ofer\u0103 datele necesare pentru a demonstra conformitatea at\u00e2t cu limitele de acceptare a vibra\u021biilor din ISO 20816, c\u00e2t \u0219i cu limitele de dezechilibru rezidual din ISO 21940-11 \u00eentr-o singur\u0103 sesiune la fa\u021ba locului.<\/p>\n<p>Pentru siguran\u021ba \u00eempotriva rezonan\u021bei palelor, travers\u0103rile tura\u021biei critice sunt cartografiate folosind metodologia diagramei Campbell; <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/turbine-blade-frequency-calculator\/\">calculator pentru frecven\u021ba palelor turbinei<\/a> v\u0103 permite s\u0103 verifica\u021bi dac\u0103 vreo frecven\u021b\u0103 proprie a palelor se \u00eencadreaz\u0103 \u00een intervalul de tura\u021bii de func\u021bionare \u00eenainte de punerea \u00een func\u021biune sau dup\u0103 \u00eenlocuirea palelor.<\/p>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"device\">\n<h2>Balanset-1A \u2014 kitul dumneavoastr\u0103 complet pentru echilibrarea turbinelor la fa\u021ba locului<\/h2>\n<p>Totul pe aceast\u0103 pagin\u0103 este realizat cu un singur instrument portabil: <a href=\"https:\/\/vibromera.eu\/ro\/balanset-1a\/\">Balanset-1A<\/a>. Este un echilibror dinamic cu dou\u0103 canale \u0219i analizor de vibra\u021bii care echilibreaz\u0103 rotoarele de turbine \u0219i turbocompresoare <strong>\u00een propriile rulmen\u021bi, la viteza de func\u021bionare<\/strong>, utiliz\u00e2nd metoda coeficientului de influen\u021b\u0103 \u00een 3 rul\u0103ri \u2014 software-ul calculeaz\u0103 masa exact\u0103 de corec\u021bie \u0219i unghiul \u0219i salveaz\u0103 un raport. Canalul s\u0103u de vibra\u021bii acoper\u0103 5\u20131000 Hz, ceea ce corespunde vitezelor 1&times; de aproximativ 300\u201360&nbsp;000 RPM (cea mai bun\u0103 precizie p\u00e2n\u0103 la &asymp;33&nbsp;000 RPM \/ 550 Hz); ro\u021bile de turbosuflant\u0103 de tip auto care se rotesc la 100&nbsp;000\u2013300&nbsp;000 RPM sunt \u00een afara acestui interval \u0219i necesit\u0103 echipamente specializate de echilibrare la vitez\u0103 mare.<\/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=\"Kit complet de echilibrare Balanset-1A cu senzori, tahometru laser, c\u00e2ntar \u0219i cutie\" loading=\"lazy\"><\/figure>\n<div>\n<h3>Ce con\u021bine Kitul Complet<\/h3>\n<p class=\"price\">\u20ac1,975 <span>- Kit complet, \u00een stoc, factur\u0103 cu TVA<\/span><\/p>\n<ul class=\"vbm-kit-list\">\n<li>Unitate de m\u0103surare a interfe\u021bei (USB, 2 canale)<\/li>\n<li>Dou\u0103 accelerometre de vibra\u021bii (cablu de 4&nbsp;m, 10&nbsp;m op\u021bional)<\/li>\n<li>Tahometru laser \/ senzor optic de faz\u0103 (50\u2013500&nbsp;mm)<\/li>\n<li>Suport magnetic pentru senzor<\/li>\n<li>C\u00e2ntar digital pentru greut\u0103\u021bi de prob\u0103 \u0219i corec\u021bie<\/li>\n<li>Software de echilibrare \u0219i analiz\u0103 Windows<\/li>\n<li>Valiz\u0103 de transport din plastic<\/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\/ro\/balanset-1a\/\">Vizualiza\u021bi Balanset-1A<\/a><br \/>\n<a class=\"vbm-btn vbm-btn-ghost\" href=\"https:\/\/vibromera.eu\/ro\/community\/\">\u00centreba\u021bi-l pe inginerul nostru<\/a>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-variants\">\n<div class=\"vbm-variant is-primary\"><span class=\"tag\">Recomandat<\/span><\/p>\n<h3>Kit complet<\/h3>\n<p>Unitate \u00b7 2 senzori \u00b7 tahometru cu laser \u00b7 suport magnetic \u00b7 c\u00e2ntar digital \u00b7 software \u00b7 geant\u0103 de transport. Tot ce este necesar pentru a \u00eencepe echilibrarea turbinelor imediat dup\u0103 despachetare.<\/p>\n<\/div>\n<div class=\"vbm-variant\"><span class=\"tag\">OEM (Original Equipment Manufacturer)<\/span><\/p>\n<h3>Set OEM<\/h3>\n<p>Unitate \u00b7 2 senzori \u00b7 tahometru laser \u00b7 software. Pentru integratorii care au deja un stand, un c\u00e2ntar \u0219i o carcas\u0103 sau care integreaz\u0103 unitatea \u00eentr-o ma\u0219in\u0103 de echilibrat.<\/p>\n<\/div>\n<\/div>\n<table class=\"vbm-table\">\n<caption>Specifica\u021bii tehnice cheie<\/caption>\n<thead>\n<tr>\n<th>Parametru<\/th>\n<th>Valoare<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Canale de m\u0103surare<\/td>\n<td>2 (echilibrare pe un singur plan &amp; pe dou\u0103)<\/td>\n<\/tr>\n<tr>\n<td>Intervalul vitezei de vibra\u021bie<\/td>\n<td>0.2\u201380 mm\/s RMS<\/td>\n<\/tr>\n<tr>\n<td>Interval de frecven\u021b\u0103<\/td>\n<td>5\u20131000 Hz (\u226410% eroare de amplitudine peste 550&nbsp;Hz)<\/td>\n<\/tr>\n<tr>\n<td>Precizia m\u0103sur\u0103rii<\/td>\n<td>\u00b15% la scar\u0103 complet\u0103<\/td>\n<\/tr>\n<tr>\n<td>Metod\u0103<\/td>\n<td>Coeficient de influen\u021b\u0103 cu 3 runde (1 sau 2 planuri)<\/td>\n<\/tr>\n<tr>\n<td>Analiz\u0103<\/td>\n<td>Amplitudine \u0219i faz\u0103 la 1\u00d7, spectru FFT \u0219i form\u0103 de und\u0103, rapoarte salvate<\/td>\n<\/tr>\n<tr>\n<td>Laptop<\/td>\n<td>Nu este inclus (Windows PC, disponibil la cerere)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"vbm-trust\"><span><b>\u2713<\/b> \u00cen stoc<\/span><span><b>\u2713<\/b> DHL Portugalia \u20ac35<\/span><span><b>\u2713<\/b> DHL \u00een \u00eentreaga lume 110 \u20ac<\/span><span><b>\u2713<\/b> Garan\u021bie de 2 ani<\/span><span><b>\u2713<\/b> Factura TVA<\/span><span><b>\u2713<\/b> Asisten\u021b\u0103 pentru ingineri<\/span><\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"cases\">\n<h2>Echilibrarea turbinelor &amp; turbocompresoarelor la fa\u021ba locului<\/h2>\n<div class=\"vbm-cases\">\n<div class=\"vbm-case\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2024\/04\/1714073479018.webp\" alt=\"Rotor de turbosuflant\u0103 pregatit pentru echilibrarea pe teren cu Balanset-1A\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>Rotor pe montajul de echilibrare<\/h3>\n<p>Un rotor de turbo de mare vitez\u0103 instrumentat pentru echilibrare la fa\u021ba locului \u00een dou\u0103 planuri cu Balanset-1A.<\/p>\n<\/div>\n<\/div>\n<div class=\"vbm-case\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2024\/04\/1714073479031.webp\" alt=\"M\u0103surarea vibra\u021biei rotorului de turbin\u0103 la carcasa lag\u0103rului\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>M\u0103surarea vibra\u021biilor la lag\u0103r<\/h3>\n<p>Senzorul \u0219i tahometrul cu laser de la lag\u0103r capteaz\u0103 amplitudinea \u0219i faza 1&times; la tura\u021bia de func\u021bionare.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"compare\">\n<h2>Echilibrare pe teren vs ma\u0219in\u0103 de echilibrat - care este cea mai bun\u0103?<\/h2>\n<table class=\"vbm-table\">\n<caption>Compara\u021bie: echilibrare pe teren in situ vs ma\u0219in\u0103 de echilibrat \u00een atelier<\/caption>\n<thead>\n<tr>\n<th>Criteriu<\/th>\n<th>Echilibrarea c\u00e2mpului (Balanset-1A)<\/th>\n<th>Ma\u0219in\u0103 de echilibrat \u00een atelier<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Este necesar\u0103 demontarea rotorului<\/td>\n<td class=\"yes\">Nu \u2014 echilibrat la fa\u021ba locului<\/td>\n<td class=\"no\">Da \u2014 demontare complet\u0103<\/td>\n<\/tr>\n<tr>\n<td>Condi\u021bii reale de func\u021bionare<\/td>\n<td class=\"yes\">Da \u2014 vitez\u0103 real\u0103, rulmen\u021bi reali<\/td>\n<td class=\"no\">Nu \u2014 vitez\u0103 redus\u0103, suporturi diferite<\/td>\n<\/tr>\n<tr>\n<td>Timp de nefunc\u021bionare<\/td>\n<td class=\"yes\">De la c\u00e2teva ore p\u00e2n\u0103 la un schimb<\/td>\n<td class=\"no\">Zile p\u00e2n\u0103 la s\u0103pt\u0103m\u00e2ni<\/td>\n<\/tr>\n<tr>\n<td>Efectele rotorului flexibil sunt luate \u00een calcul<\/td>\n<td class=\"yes\">Da \u2014 deformarea la vitez\u0103 este inclus\u0103<\/td>\n<td class=\"no\">Nu la rularea \u00een atelier la vitez\u0103 redus\u0103<\/td>\n<\/tr>\n<tr>\n<td>Verificarea vibra\u021biilor conform ISO 20816<\/td>\n<td class=\"yes\">Integrat\u0103 \u00een procedur\u0103<\/td>\n<td class=\"no\">Etap\u0103 separat\u0103 dup\u0103 reasamblare<\/td>\n<\/tr>\n<tr>\n<td>Corec\u021bie \u00een dou\u0103 planuri<\/td>\n<td class=\"yes\">Da (ambele plane simultan)<\/td>\n<td class=\"yes\">Da<\/td>\n<\/tr>\n<tr>\n<td>Portabil \u2014 orice amplasament<\/td>\n<td class=\"yes\">Da \u2014 \u00eencape \u00eentr-o geant\u0103 de transport<\/td>\n<td class=\"no\">Doar atelier fix<\/td>\n<\/tr>\n<tr>\n<td>Costul tipic pe lucrare<\/td>\n<td class=\"yes\">Sc\u0103zut (f\u0103r\u0103 transport, f\u0103r\u0103 macara)<\/td>\n<td class=\"no\">Ridicat (logistic\u0103 + timp \u00een atelier)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"vbm-sec\" id=\"calculators\">\n<h2>Calculatoare gratuite pentru turbine<\/h2>\n<div class=\"vbm-chips\">\n<a href=\"https:\/\/vibromera.eu\/ro\/calculators\/vibration-iso20816-2-turbines\/\">Vibra\u021bii la turbina cu abur ISO 20816-2<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/calculators\/vibration-iso20816-4-gas-turbines\/\">Vibra\u021bii la turbina cu gaz ISO 20816-4<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/calculators\/vibration-iso20816-5-hydro\/\">Vibra\u021bii la ma\u0219ina hidraulic\u0103 ISO 20816-5<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/calculators\/vibration-iso20816-21-wind\/\">Vibra\u021bii la turbina eolian\u0103 ISO 20816-21<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/calculators\/turbine-blade-frequency-calculator\/\">Frecven\u021ba palelor turbinei (Campbell)<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/calculators\/residual-unbalance-iso1940\/\">Dezechilibru rezidual (ISO 1940)<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/calculators\/bearing-load\/\">Calculator de durat\u0103 de via\u021b\u0103 a rulmen\u021bilor<\/a>\n<\/div>\n<\/div>\n<div class=\"vbm-sec vbm-faq\" id=\"faq\">\n<h2>\u00centreb\u0103ri frecvente despre echilibrarea turbinelor<\/h2>\n<details>\n<summary>Poate fi echilibrat un rotor de turbin\u0103 la fa\u021ba locului sau este nevoie de o ma\u0219in\u0103 de echilibrat?<\/summary>\n<div class=\"ans\">Multe rotoare de turbine industriale pot fi echilibrate la fa\u021ba locului folosind metoda coeficien\u021bilor de influen\u021b\u0103. Echilibrarea la fa\u021ba locului se realizeaz\u0103 la tura\u021bia real\u0103 de func\u021bionare \u0219i \u00een condi\u021biile reale ale lag\u0103relor, ceea ce este adesea mai reprezentativ dec\u00e2t echilibrarea \u00een atelier la tura\u021bie redus\u0103 pe suporturi diferite. Balanset-1A se ocup\u0103 de calculele \u00een dou\u0103 planuri \u0219i produce un rezultat conform cu standardele ISO. Pentru rotoarele de foarte mare vitez\u0103, cu vitez\u0103 la v\u00e2rf de peste c\u00e2teva sute de metri pe secund\u0103, poate fi necesar\u0103 \u0219i o echilibrare suplimentar\u0103 la tura\u021bie redus\u0103 \u00eentr-o camer\u0103 vidat\u0103 \u2014 \u00eens\u0103 echilibrarea fin\u0103 la fa\u021ba locului dup\u0103 asamblare este o practic\u0103 standard.<\/div>\n<\/details>\n<details>\n<summary>Care parte din ISO 20816 se aplic\u0103 turbinei mele?<\/summary>\n<div class=\"ans\">Folosi\u021bi ISO 20816-2 pentru turbine cu abur terestre mari \u0219i generatoare de peste 50 MW. ISO 20816-4 acoper\u0103 turbinele industriale cu gaz de peste 3 MW. ISO 20816-5 se aplic\u0103 turbinelor hidraulice \u0219i turbinelor-pomp\u0103 din centrale electrice. ISO 20816-21 reglementeaz\u0103 vibra\u021biile liniei de transmisie a turbinelor eoliene. Pentru ma\u0219inile mai mici care nu sunt acoperite explicit, ISO 20816-3 (ma\u0219ini industriale de 15\u2013300 kW) sau ISO 20816-1 (general) ofer\u0103 cadrul. Cele cinci calculatoare ale noastre implementeaz\u0103 direct pragurile de zon\u0103 din fiecare parte.<\/div>\n<\/details>\n<details>\n<summary>Ce grad de echilibrare necesit\u0103 un turbocompresor?<\/summary>\n<div class=\"ans\">ISO 21940-11 enumer\u0103 turbosuflantele la G 6.3 printre exemplele sale generale de rotoare \u0219i ofer\u0103 cadrul de calcul; toleran\u021ba real\u0103 pentru ro\u021bile de tip auto care se rotesc la 100 000\u2013300 000 RPM este stabilit\u0103 de OEM \u0219i este de obicei mult mai strict\u0103 dec\u00e2t exemplele ISO generice \u2014 echilibrarea la astfel de viteze necesit\u0103 \u0219i echipamente specializate de mare vitez\u0103. Turbosuflantele industriale care func\u021bioneaz\u0103 la viteze mai mici sunt echilibrate \u00een mod obi\u0219nuit la G 1.0 sau G 2.5. Acesta <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/residual-unbalance-iso1940\/\">calculator de dezechilibru rezidual<\/a> converte\u0219te masa \u0219i tura\u021bia rotorului dumneavoastr\u0103 \u00eentr-o toleran\u021b\u0103 exact\u0103 \u00een g\u00b7mm pentru orice grad G.<\/div>\n<\/details>\n<details>\n<summary>Turbina mea declan\u0219eaz\u0103 protec\u021bia la suprasolicitare prin vibra\u021bii dup\u0103 fiecare revizie major\u0103 \u2014 de ce?<\/summary>\n<div class=\"ans\">Reasamblarea dup\u0103 revizie deplaseaz\u0103 aproape \u00eentotdeauna centrul de mas\u0103 al rotorului, deoarece paletele de schimb, garniturile noi \u0219i \u0219uruburile restr\u00e2nse modific\u0103 toate starea de echilibrare. O verificare a echilibr\u0103rii \u2014 \u0219i corec\u021bia, dac\u0103 este necesar \u2014 este un pas obligatoriu de punere \u00een func\u021biune dup\u0103 orice revizie major\u0103 a turbinei, nu o op\u021biune suplimentar\u0103. Limitele zonelor din ISO 20816 v\u0103 ofer\u0103 un criteriu clar de acceptare \u00eenainte de repunerea \u00een func\u021biune.<\/div>\n<\/details>\n<details>\n<summary>Poate Balanset-1A s\u0103 m\u0103soare vibra\u021biile carcasei lag\u0103rului conform ISO 20816?<\/summary>\n<div class=\"ans\">Da. Balanset-1A \u00eenregistreaz\u0103 vibra\u021biile \u00een mm\/s RMS, m\u0103rimea pe care ISO 20816 o folose\u0219te pentru clasificarea pe zone la carcasele rulmen\u021bilor. Ata\u0219a\u021bi senzorul de vibra\u021bii pe carcasa rulmentului, rula\u021bi ma\u0219ina la viteza normal\u0103 de func\u021bionare \u0219i compara\u021bi rezultatul cu tabelul de zone din partea relevant\u0103 \u2014 sau folosi\u021bi unul dintre cele cinci calculatoare pentru turbine de pe aceast\u0103 pagin\u0103 pentru a face compara\u021bia automat.<\/div>\n<\/details>\n<details>\n<summary>Cum \u0219tiu dac\u0103 trebuie s\u0103 echilibrez \u00eentr-un plan sau \u00een dou\u0103 plane?<\/summary>\n<div class=\"ans\">Rotoarele a c\u0103ror lungime axial\u0103 este mai mic\u0103 de aproximativ jum\u0103tate din diametru (de tip disc) sunt \u00een mod obi\u0219nuit echilibrate \u00eentr-un singur plan. Rotoarele mai lungi \u2014 majoritatea turbinelor, compresoarelor multietajate \u0219i ansamblurilor de turbosuflante cu ro\u021bi de turbin\u0103 \u0219i de compresor \u2014 necesit\u0103 corec\u021bie \u00een dou\u0103 planuri pentru a elimina at\u00e2t dezechilibrul static, c\u00e2t \u0219i pe cel dinamic. Balanset-1A accept\u0103 ambele moduri; alege\u021bi echilibrarea \u00een dou\u0103 planuri dac\u0103 observa\u021bi c\u0103 faza vibra\u021biei difer\u0103 semnificativ \u00eentre cele dou\u0103 pozi\u021bii ale lag\u0103relor.<\/div>\n<\/details>\n<\/div>\n<div class=\"vbm-sec\">\n<h2>\u00cenv\u0103\u021ba\u021bi teoria<\/h2>\n<div class=\"vbm-chips blue\">\n<a href=\"https:\/\/vibromera.eu\/ro\/glossary\/echilibrarea-campului\/\">Echilibrare pe teren<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/glossary\/balance-quality\/\">Clasele de calitate a echilibr\u0103rii<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/glossary\/dynamic-balancing\/\">Echilibrarea dinamic\u0103<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/glossary\/blade-resonance\/\">Rezonan\u021ba paletelor<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/glossary\/residual-unbalance\/\">Dezechilibru rezidual<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/ro\/glossary\/two-plane-balancing\/\">Echilibrarea pe dou\u0103 planuri<\/a>\n<\/div>\n<\/div>\n<div class=\"vbm-band\">\n<h2>Evalua\u021bi \u0219i echilibra\u021bi turbina dumneavoastr\u0103 \u2014 conform standardului ISO<\/h2>\n<p>Balanset-1A m\u0103soar\u0103 vibra\u021bia carcasei lag\u0103rului conform ISO 20816 \u0219i efectueaz\u0103 echilibrarea pe teren \u00een dou\u0103 planuri conform ISO 21940-11 \u2014 oferindu-v\u0103 at\u00e2t diagnosticul, c\u00e2t \u0219i corec\u021bia \u00eentr-un singur instrument portabil, cu un rezultat documentat pentru fiecare lucrare.<\/p>\n<div class=\"vbm-cta-row\">\n<a class=\"vbm-btn vbm-btn-primary\" href=\"https:\/\/vibromera.eu\/ro\/balanset-1a\/\">Vizualiza\u021bi Balanset-1A<\/a><br \/>\n<a class=\"vbm-btn vbm-btn-ghost\" href=\"https:\/\/vibromera.eu\/ro\/community\/\">Adresa\u021bi o \u00eentrebare pe forum<\/a>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Balancing services &rsaquo; Turbines &amp; Turbochargers Turbine &amp; Turbocharger Balancing \u2014 In-Situ, at Operating Speed Steam turbines, gas turbines, hydro runners, wind-turbine main shafts and industrial turbocharger rotors spin so fast that even micro-gram eccentricities generate destructive vibration. We balance them in their own bearings, at running speed \u2014 no [&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-101586","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/pages\/101586","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/types\/page"}],"replies":[{"embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/comments?post=101586"}],"version-history":[{"count":5,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/pages\/101586\/revisions"}],"predecessor-version":[{"id":102026,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/pages\/101586\/revisions\/102026"}],"up":[{"embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/pages\/101558"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=101586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}