{"id":8518,"date":"2023-09-20T14:25:41","date_gmt":"2023-09-20T14:25:41","guid":{"rendered":"https:\/\/blog.infraspeak.com\/?p=8518"},"modified":"2026-04-02T18:35:45","modified_gmt":"2026-04-02T18:35:45","slug":"manutencao-preditiva","status":"publish","type":"post","link":"https:\/\/blog.infraspeak.com\/pt-br\/manutencao-preditiva\/","title":{"rendered":"Guia Completo da Manuten\u00e7\u00e3o Preditiva"},"content":{"rendered":"<div id=\"bsf_rt_marker\"><\/div><p>N\u00e3o h\u00e1 um gestor de manuten\u00e7\u00e3o que n\u00e3o gostaria de prever quando um dano vai acontecer. Mas, j\u00e1 parou para pensar como fazer isso? A IoT d\u00e1 uma ajuda. Recorrendo a sensores e novas tecnologias que monitoram sinais de deteriora\u00e7\u00e3o e altera\u00e7\u00f5es no desempenho das m\u00e1quinas, os gestores podem estimar quando uma falha vai acontecer. <b style=\"font-size: revert; color: initial;\">E assim nasceu um novo tipo de manuten\u00e7\u00e3o, a manuten\u00e7\u00e3o preditiva.\u00a0\u00a0<\/b><\/p>\n<h2><b>O que \u00e9 a manuten\u00e7\u00e3o preditiva?<\/b><\/h2>\n<p><b>A manuten\u00e7\u00e3o preditiva \u00e9 uma estrat\u00e9gia de manuten\u00e7\u00e3o proativa, cujo objetivo \u00e9 evitar danos. <\/b><span style=\"font-weight: 400;\">Considerando os dados recolhidos e algoritmos preditivos pr\u00e9-definidos, \u00e9 um meio de tentar estimar quando um dano vai acontecer. Depois, as atividades de manuten\u00e7\u00e3o s\u00e3o programadas com base nessas previs\u00f5es.\u00a0\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Agora, precisamos fazer uma pequena observa\u00e7\u00e3o. A <\/span><b>manuten\u00e7\u00e3o preditiva \u00e9 muitas vezes confundida com a <a href=\"https:\/\/blog.infraspeak.com\/pt-br\/9-tecnicas-de-manutencao-com-base-na-condicao\/\">manuten\u00e7\u00e3o com base na condi\u00e7\u00e3o<\/a><\/b><span style=\"font-weight: 400;\">, mas h\u00e1 um detalhe importante que as distingue. Enquanto a manuten\u00e7\u00e3o preditiva <\/span><b>programa<\/b><span style=\"font-weight: 400;\"> as tarefas com base nos dados recolhidos e em f\u00f3rmulas, a manuten\u00e7\u00e3o baseada na condi\u00e7\u00e3o s\u00f3 <\/span><b>age <\/b><span style=\"font-weight: 400;\">quando esses par\u00e2metros atingem n\u00edveis alarmantes.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u2699\ufe0f<\/span> <a href=\"https:\/\/blog.infraspeak.com\/pt-br\/diferenca-entre-manutencao-preditiva-e-manutencao-baseada-em-condicoes\/\"><span style=\"font-weight: 400;\">Entenda a diferen\u00e7a entre a manuten\u00e7\u00e3o preditiva e a manuten\u00e7\u00e3o baseada na condi\u00e7\u00e3o<\/span><\/a><\/p>\n<h2><b>Como a manuten\u00e7\u00e3o preditiva funciona?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Em teoria, \u00e9 f\u00e1cil entender como a manuten\u00e7\u00e3o preditiva funciona. Ela acontece por meio da reuni\u00e3o de informa\u00e7\u00e3o sobre os seus ativos. A partir da\u00ed, s\u00e3o extra\u00eddas informa\u00e7\u00f5es que permitem calcular quando \u00e9 necess\u00e1rio fazer manuten\u00e7\u00e3o. Na pr\u00e1tica, podemos dividir o processo em tr\u00eas etapas:<\/span><\/p>\n<h3><b>Recolha de Dados (<b><i>data collection<\/i><b>)<\/b><\/b><\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Como j\u00e1 vimos, a ideia \u00e9 prever quando um dano vai ocorrer. Como isso depende de obter dados de qualidade, o primeiro passo \u00e9 <\/span><b>instalar sensores capazes de recolher informa\u00e7\u00e3o em tempo real<\/b><span style=\"font-weight: 400;\"> sobre o desempenho e a \u2018sa\u00fade\u2019 do equipamento.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Os dados que estes sensores precisam medir e recolher dependem das t\u00e9cnicas que pretende se usar para monitorar o equipamento. \u00c9 poss\u00edvel controlar a vibra\u00e7\u00e3o, temperatura, press\u00e3o, o n\u00edvel de ru\u00eddo ou os n\u00edveis de corros\u00e3o, entre outros, segundo o que for mais indicado para o seu equipamento. Vamos explorar diversas ferramentas de manuten\u00e7\u00e3o preditiva daqui a pouco.<\/span><\/p>\n<h3><b>Prospec\u00e7\u00e3o de dados (<\/b><b><i>data mining<\/i><\/b><b>)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Acumular dados sobre os seus ativos n\u00e3o serve para nada se voc\u00ea n\u00e3o souber como os explorar. \u00c9 a <a href=\"https:\/\/blog.infraspeak.com\/pt-br\/internet-das-coisas\/\">Internet das Coisas (IoT)<\/a>) (<a href=\"https:\/\/infraspeak.com\/pt-br\/solucoes\/gestao-manutencao\">software de gest\u00e3o de manuten\u00e7\u00e3o<\/a> que permite que os sensores enviem toda a informa\u00e7\u00e3o para um sistema central ou <a href=\"https:\/\/infraspeak.com\/pt-br\/plataforma\/software-gestao-de-ativos\">software gest\u00e3o de ativos<\/a> que te permite analisar o que se est\u00e1 acontecendo. A manuten\u00e7\u00e3o preditiva \u00e9 muito mais eficaz e muito mais cir\u00fargica em sistemas onde os diversos ativos est\u00e3o integrados.<\/p>\n<p>Em ambientes corporativos complexos, um <a href=\"https:\/\/infraspeak.com\/pt-br\/solucoes\/software-cafm\">software CAFM<\/a> pode integrar a manuten\u00e7\u00e3o preditiva com a gest\u00e3o de espa\u00e7os e ativos, criando uma vis\u00e3o unificada que potencializa a efic\u00e1cia dos algoritmos preditivos.<\/p>\n<h3><b>C\u00e1lculos e \u201cMachine Learning\u201d<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Algumas pessoas podem acreditar que a manuten\u00e7\u00e3o preditiva fica por aqui. Mas se voc\u00ea est\u00e1 agindo apenas quando os sensores detectam problemas, voc\u00ea est\u00e1 apenas executando manuten\u00e7\u00e3o baseada nas condi\u00e7\u00f5es \u2013 como vimos acima. Os grandes diferenciais da manuten\u00e7\u00e3o preditiva s\u00e3o a constru\u00e7\u00e3o e a <\/span><b>aplica\u00e7\u00e3o de algoritmos que oferecem um progn\u00f3stico.<\/b><\/p>\n<p><span style=\"font-weight: 400;\">No in\u00edcio, voc\u00ea pode se basear no hist\u00f3rico do equipamento, logs de manuten\u00e7\u00e3o e estat\u00edsticas (os relat\u00f3rios do seu <a href=\"https:\/\/infraspeak.com\/pt-br\/solucoes\/software-cmms\">software CMMS<\/a> s\u00e3o extremamente \u00fateis neste passo). No entanto, \u00e0 medida que a Intelig\u00eancia Artificial fica cada vez mais sofisticada, \u00e9 poss\u00edvel detectar anomalias ainda mais cedo, encontrar correla\u00e7\u00f5es e receber sugest\u00f5es inteligentes para prevenir um dano. Esta manuten\u00e7\u00e3o inteligente est\u00e1 dando origem a um novo tipo de manuten\u00e7\u00e3o, a manuten\u00e7\u00e3o prescritiva.<\/p>\n<h2><b>Ferramentas de Manuten\u00e7\u00e3o Preditiva, Aplica\u00e7\u00f5es e Exemplos<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Por isso \u00e9 t\u00e3o importante encontrar os <\/span><b>testes n\u00e3o destrutivos<\/b><span style=\"font-weight: 400;\"> (NDT, do ingl\u00eas <\/span><i><span style=\"font-weight: 400;\">non-destructive testing<\/span><\/i><span style=\"font-weight: 400;\">) indicados para diagnosticar as falhas dentro da infraestrutura.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Os testes n\u00e3o destrutivos s\u00e3o t\u00e9cnicas que n\u00e3o comprometem nem danificam o equipamento analisado, assim como os testes numa consulta de rotina no m\u00e9dico. An\u00e1lises de sangue, ecografias, ecocardiogramas, exames oftalmol\u00f3gicos: nenhum deles faz mal, mas fazem parte de qualquer <\/span><i><span style=\"font-weight: 400;\">checkup<\/span><\/i><span style=\"font-weight: 400;\">.\u00a0\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Entre <\/span><span style=\"font-weight: 400;\">as <\/span><span style=\"font-weight: 400;\">t\u00e9cnicas <\/span><span style=\"font-weight: 400;\">mais <\/span><span style=\"font-weight: 400;\">avan\u00e7adas <\/span><span style=\"font-weight: 400;\">de manuten\u00e7\u00e3o preditiva est\u00e3o a<\/span> <a href=\"https:\/\/blog.infraspeak.com\/pt-br\/analise-de-vibracao\/\"><b>an\u00e1lise de vibra\u00e7\u00e3o<\/b><\/a><b>, an\u00e1lise de \u00f3leo, ac\u00fastica, testes de infravermelho <\/b><b>ou <\/b><b>imagem t\u00e9rmica <\/b><b>(termografia) e a an\u00e1lise de circuito de motores (em ingl\u00eas, <\/b><b><i>motor circuit analysis<\/i><\/b><b>).<\/b><\/p>\n<h3><b>An\u00e1lise termogr\u00e1fica e an\u00e1lise de infravermelhos<\/b><\/h3>\n<ul>\n<li aria-level=\"1\"><b>aplica\u00e7\u00f5es: conex\u00f5es e sistemas el\u00e9tricos, sistemas de aquecimento, analisar flu\u00eddos, padr\u00f5es de descarga, manuten\u00e7\u00e3o de coberturas<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">A an\u00e1lise termogr\u00e1fica consegue<\/span><span style=\"font-weight: 400;\"> detectar desgaste, corros\u00e3o, delamina\u00e7\u00f5es e desconex\u00f5es que ainda n\u00e3o conseguimos ver a olho nu.\u00a0<\/span><\/p>\n<p>A an\u00e1lise termogr\u00e1fica \u00e9 especialmente valiosa em edif\u00edcios e instala\u00e7\u00f5es complexas, onde um <a href=\"https:\/\/infraspeak.com\/pt-br\/solucoes\/software-gestao-facilities\">software gest\u00e3o de facilities<\/a> pode integrar dados de m\u00faltiplos sistemas e sensores para criar um panorama completo da &#8216;sa\u00fade&#8217; da infraestrutura.<\/p>\n<p><span style=\"font-weight: 400;\">A <\/span><span style=\"font-weight: 400;\">vantagem dos infravermelhos \u00e9 que permitem fazer mapas de temperaturas, <\/span><span style=\"font-weight: 400;\">inclusive \u00e0 dist\u00e2ncia. Esta t\u00e9cnica \u00e9 usada<\/span><span style=\"font-weight: 400;\">, por exemplo, na manuten\u00e7\u00e3o de sistemas de aquecimento. <\/span><span style=\"font-weight: 400;\">As varia\u00e7\u00f5es de temperatura s\u00e3o \u00fateis para avaliar a condi\u00e7\u00e3o de motores e componentes mec\u00e2nicos, el\u00e9tricos, o isolamento do edif\u00edcio e at\u00e9 o estado dos pain\u00e9is solares. A grande desvantagem \u00e9 que n\u00e3o pode ser utilizada em superf\u00edcies refletoras.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\ud83e\udd16 <\/span><span style=\"font-weight: 400;\">No futuro, a an\u00e1lise de temperatura ao CPU ser\u00e1 uma das principais formas de testar a sa\u00fade dos rob\u00f4s. <\/span><\/p>\n<h3><b>An\u00e1lise de circuitos do motor<\/b><\/h3>\n<ul>\n<li aria-level=\"1\"><b>aplica\u00e7\u00f5es: avaliar a degrada\u00e7\u00e3o do motor, o alinhamento do eixo e do rotor, o isolamento, as engrenagens, despistar curto-circuitos<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">A an\u00e1lise de circuitos do motor usa uma t\u00e9cnica conhecida como <\/span><i><span style=\"font-weight: 400;\">electric signature analysis<\/span><\/i><span style=\"font-weight: 400;\"> (ESA), ou an\u00e1lise de assinatura el\u00e9trica, em Portugu\u00eas, para encontrar problemas em motores el\u00e9tricos. Al\u00e9m de analisar o circuito e as componentes, avalia a voltagem e a corrente que entram no motor. N\u00e3o menos importante: funciona em motores AC e DC e pode ser utilizada <\/span><i><span style=\"font-weight: 400;\">enquanto<\/span><\/i><span style=\"font-weight: 400;\"> o equipamento est\u00e1 funcionando. <\/span><\/p>\n<h3><b>An\u00e1lise de \u00f3leo<\/b><\/h3>\n<ul>\n<li aria-level=\"1\"><b>aplica\u00e7\u00f5es: turbinas, sistemas hidr\u00e1ulicos e eletro-hidr\u00e1ulicos, avaliar motores, transmiss\u00f5es, engrenagens e os n\u00edveis de lubrificante<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">O objetivo da an\u00e1lise de \u00f3leo \u00e9 <\/span><span style=\"font-weight: 400;\">testar a viscosidade, a quantidade de \u00e1gua e a presen\u00e7a de outros materiais, incluindo metais, <\/span><span style=\"font-weight: 400;\">para determinar o desgaste do equipamento.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tenhamos em conta um sistema hidr\u00e1ulico que consiste em duas componentes base, as partes m\u00f3veis e o lubrificante. \u00c0 medida que o equipamento se desgasta,<\/span><span style=\"font-weight: 400;\"> a <\/span><span style=\"font-weight: 400;\">amostra vai mostrar part\u00edculas produzidas pelo superaquecimento e pelo processo de oxida\u00e7\u00e3o.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Diferentes part\u00edculas <\/span><span style=\"font-weight: 400;\">revelam diferentes danos em diferentes componentes. Por exemplo, a presen\u00e7a de silicone acima das 15 ppm pode indicar que o isolamento est\u00e1 se desgastando, enquanto o s\u00f3dio pode denunciar contamina\u00e7\u00e3o com \u00e1gua salgada. Siga um <\/span><a href=\"https:\/\/www.energy.gov\/sites\/prod\/files\/2020\/04\/f74\/omguide_complete_w-eo-disclaimer.pdf\"><span style=\"font-weight: 400;\">guia de metais<\/span><\/a><span style=\"font-weight: 400;\"> (p\u00e1gina 71, informa\u00e7\u00e3o em ingl\u00eas) quando estiver usando o espect\u00f3metro. <\/span><\/p>\n<h3><b>An\u00e1lise de vibra\u00e7\u00e3o\u00a0<\/b><\/h3>\n<ul>\n<li aria-level=\"1\"><b>aplica\u00e7\u00f5es: testar o alinhamento das componentes, despistar desequil\u00edbrios, folgas, resson\u00e2ncias, falhas de engrenamento\u00a0<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Este tipo de an\u00e1lise \u00e9 ideal para equipamentos e m\u00e1quinas rotativas, como compressores, bombas de \u00e1gua e motores. O que fazemos \u00e9 ligar um sensor capaz de detectar movimentos ou acelera\u00e7\u00e3o, conforme o caso. O sensor detecta ondas de som criadas pelo movimento, que por sua vez geram impulsos el\u00e9tricos e fazem vibrar o equipamento.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Portanto, esta t\u00e9cnica de manuten\u00e7\u00e3o preditiva \u00e9 <\/span><b>ideal para infraestruturas com um sistema de fornecimento de \u00e1gua complexo, como hot\u00e9is, spas ou parques aqu\u00e1ticos<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p>Para equipes t\u00e9cnicas que atuam em diferentes locais, um <a href=\"https:\/\/infraspeak.com\/pt-br\/solucoes\/software-field-service-management\">software field service management<\/a> permite coordenar as atividades de manuten\u00e7\u00e3o preditiva de forma mais eficiente, garantindo que os t\u00e9cnicos tenham acesso aos dados dos sensores em tempo real.<\/p>\n<h3><b>An\u00e1lise ac\u00fastica\u00a0<\/b><\/h3>\n<ul>\n<li aria-level=\"1\"><b>aplica\u00e7\u00f5es: tubos e canaliza\u00e7\u00f5es, condensadores, sistemas de v\u00e1cuo, ventoinhas, compressores de ar<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">J\u00e1 vimos acima que as ondas de som s\u00e3o nossas aliadas. A an\u00e1lise ac\u00fastica permite detectar problemas na performance t\u00e9cnica dos materiais, localizar a fonte do problema e monitorar a \u201csa\u00fade\u201d do equipamento. Como? Ao detectar diferen\u00e7as nas frequ\u00eancias de som.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Todas as m\u00e1quinas em funcionamento fazem barulho, mas <\/span><b>a frequ\u00eancia e amplitude mudam quando h\u00e1 vazamentos ou mudan\u00e7as de press\u00e3o<\/b><span style=\"font-weight: 400;\">, por exemplo. Esta \u00e9 uma t\u00e9cnica de manuten\u00e7\u00e3o preditiva especialmente eficaz em tubagens que transportam l\u00edquidos ou g\u00e1s. <\/span><span style=\"font-weight: 400;\">Algumas ferramentas mais modernas incorporam term\u00f4metros e c\u00e2maras para aprofundar a an\u00e1lise \u00e0 dist\u00e2ncia.\u00a0\u00a0\u00a0<\/span><\/p>\n<h2><b>A manuten\u00e7\u00e3o preditiva resolve todos os problemas?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">A manuten\u00e7\u00e3o preditiva nasceu para evitar danos, mas n\u00e3o podemos viver de ilus\u00f5es. Falhas aleat\u00f3rias sempre v\u00e3o acontecer, especialmente aquelas que s\u00e3o imposs\u00edveis de prever ou prevenir. Al\u00e9m disso, n\u00e3o podemos esquecer que a manuten\u00e7\u00e3o preditiva exige uma grande infraestrutura. Por isso, <\/span><b>a manuten\u00e7\u00e3o preditiva s\u00f3 \u00e9 recomend\u00e1vel para ativos cr\u00edticos e com modos de falha previs\u00edveis.\u00a0<\/b><\/p>\n<h3><b>Vantagens da manuten\u00e7\u00e3o preditiva<\/b><\/h3>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">A principal vantagem da manuten\u00e7\u00e3o preditiva \u00e9 <\/span><b>agir no tempo adequado, o que diminui o tempo de paradas e aumenta a disponibilidade dos ativos.\u00a0<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Como a manuten\u00e7\u00e3o \u00e9 programada considerando as necessidades, voc\u00ea evita <\/span><b>desperd\u00edcios de estoque e m\u00e3o de obra em manuten\u00e7\u00e3o desnecess\u00e1ria.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ao reduzir as repara\u00e7\u00f5es de emerg\u00eancia e os desperd\u00edcios que mencionamos acima, voc\u00ea contribui para <\/span><b>controlar melhor o or\u00e7amento de manuten\u00e7\u00e3o<\/b><span style=\"font-weight: 400;\">.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">As paradas programadas s\u00e3o planejadas, o que <\/span><b>permite agilizar a manuten\u00e7\u00e3o e a atividade normal da empresa de forma mais efetiva.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Boa utiliza\u00e7\u00e3o do equipamento durante todo o ciclo de vida.\u00a0<\/b><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u2699\ufe0f\u00a0 <\/span><span style=\"font-weight: 400;\">A manuten\u00e7\u00e3o preditiva tamb\u00e9m \u00e9 um alicerce da <\/span><a href=\"https:\/\/blog.infraspeak.com\/pt-br\/manutencao-lean\/\"><b>manuten\u00e7\u00e3o lean<\/b><\/a><span style=\"font-weight: 400;\"> e da produ\u00e7\u00e3o \u2018just-in-time\u2019.\u00a0<\/span><\/p>\n<h3><b>Desvantagens da manuten\u00e7\u00e3o preditiva<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">A necessidade de <\/span><b>investir em equipamentos de monitoramento espec\u00edficos, assim como em treinamentos para que as equipes <\/b><span style=\"font-weight: 400;\">saibam usar e interpretar os dados recolhidos.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Para ativos com pouca criticidade, a manuten\u00e7\u00e3o preditiva pode n\u00e3o oferecer uma grande economia em rela\u00e7\u00e3o \u00e0s alternativas.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>N\u00e3o \u00e9 indicada para ativos com modos de falha aleat\u00f3rios ou sem dados iniciais para prever danos<\/b><span style=\"font-weight: 400;\"> (nestes casos, \u00e9 prefer\u00edvel come\u00e7ar por manuten\u00e7\u00e3o baseada na condi\u00e7\u00e3o e ir fazendo a transi\u00e7\u00e3o).<\/span><\/li>\n<\/ul>\n<h2><b>Vale a pena o investimento em manuten\u00e7\u00e3o preditiva?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">J\u00e1 mencionamos que o custo de implementa\u00e7\u00e3o \u00e9 alto, mas mesmo assim a manuten\u00e7\u00e3o preditiva tem um ROI elevado, que pode chegar a ser 10 vezes o investimento. Um estudo feito pelo <\/span><a href=\"https:\/\/www.energy.gov\/sites\/prod\/files\/2020\/04\/f74\/omguide_complete_w-eo-disclaimer.pdf\"><span style=\"font-weight: 400;\">Departamento de Energia dos Estados Unidos<\/span><\/a><span style=\"font-weight: 400;\"> em 2010, quando a instala\u00e7\u00e3o de sensores era ainda mais cara do que agora, aponta para redu\u00e7\u00f5es de <\/span><b>25-30% nos custos com manuten\u00e7\u00e3o<\/b><span style=\"font-weight: 400;\">, <\/span><b>35-45% menos paradas<\/b><span style=\"font-weight: 400;\"> e <\/span><b>70-75% menos danos<\/b><span style=\"font-weight: 400;\">.\u00a0<\/span><\/p>\n<p>Al\u00e9m dos benef\u00edcios econ\u00f4micos, a manuten\u00e7\u00e3o preditiva tamb\u00e9m contribui para o cumprimento de normas regulamentares atrav\u00e9s de um <a href=\"https:\/\/infraspeak.com\/pt-br\/plataforma\/conformidade\">software de compliance<\/a> que documenta e monitora as atividades preventivas, garantindo que os padr\u00f5es de seguran\u00e7a sejam mantidos.<\/p>\n<p><b>Em compara\u00e7\u00e3o com a manuten\u00e7\u00e3o reativa, gerava economias de 30-40%. Em <a href=\"https:\/\/blog.infraspeak.com\/pt-br\/manutencao-preventiva-manutencao-preditiva\/\">compara\u00e7\u00e3o com a manuten\u00e7\u00e3o preventiva<\/a>, a economia era entre os 8-12%. <\/b><span style=\"font-weight: 400;\">Segundo a metodologia RCM (reliability-centered maintenance ou manuten\u00e7\u00e3o centrada na confiabilidade, o ideal \u00e9 que 45-55% da manuten\u00e7\u00e3o seja preditiva, 25-35% preventiva e apenas 10% reativa ou corretiva.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A <\/span><a href=\"https:\/\/www2.deloitte.com\/content\/dam\/Deloitte\/de\/Documents\/deloitte-analytics\/Deloitte_Predictive-Maintenance_PositionPaper.pdf\"><span style=\"font-weight: 400;\">Deloitte<\/span><\/a><span style=\"font-weight: 400;\">, em um estudo de 2017, \u00e9 menos otimista. Ainda assim, a manuten\u00e7\u00e3o preditiva \u00e9 muito promissora. Este estudo sugere que o uptime vai aumentar em 10-20% e os custos com manuten\u00e7\u00e3o v\u00e3o reduzir em 5-10% na Ind\u00fastria 4.0. O planejamento de manuten\u00e7\u00e3o pode demorar menos 20-50% de tempo.\u00a0<\/span><\/p>\n<p><b>Tendo em conta as vantagens e desvantagens que mencionamos acima, podemos concluir que a manuten\u00e7\u00e3o preditiva compensa o investimento para:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">empresas com muitos gastos operacionais e muito capital investido;\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">empresas em que o tempo de parada causa um grande preju\u00edzo;\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">empresas com ativos no quais os danos s\u00e3o um risco de seguran\u00e7a.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Portanto, n\u00e3o \u00e9 surpreendente que um setor pioneiro na manuten\u00e7\u00e3o preditiva tenha sido a avia\u00e7\u00e3o. A previs\u00e3o de falhas \u00e9 usada tanto durante o voo \u2013 com o monitoramento da temperatura e das vibra\u00e7\u00f5es do motor para evitar acidentes \u2013 como em terra, para diminuir atrasos e cancelamentos.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Outro dos setores que mais tem aderido \u00e0 manuten\u00e7\u00e3o preditiva \u00e9 a ind\u00fastria. \u00c9 f\u00e1cil entender o motivo: uma parada na produ\u00e7\u00e3o pode causar preju\u00edzos enormes. Nos pr\u00f3ximos anos, \u00e9 prov\u00e1vel que tamb\u00e9m ganhe maior express\u00e3o na gest\u00e3o de frotas, na sa\u00fade, ind\u00fastria mineira, na extra\u00e7\u00e3o e produ\u00e7\u00e3o de energia.\u00a0\u00a0<\/span><\/p>\n<h2><b>Como planejar a manuten\u00e7\u00e3o preditiva em 4 passos<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Se voc\u00ea j\u00e1 decidiu investir em manuten\u00e7\u00e3o preditiva na sua empresa, recapitule os 4 passos que precisa para implement\u00e1-la:<\/span><\/p>\n<ul>\n<li aria-level=\"1\">\n<h3><b>Identificar ativos cr\u00edticos.\u00a0<\/b><\/h3>\n<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">O primeiro passo \u00e9 identificar os ativos priorit\u00e1rios para incluir na estrat\u00e9gia de manuten\u00e7\u00e3o preditiva. Priorize ativos cr\u00edticos para as suas opera\u00e7\u00f5es e ativos com custos elevados de repara\u00e7\u00e3o.\u00a0<\/span><\/p>\n<ul>\n<li aria-level=\"1\">\n<h3><b>Re\u00fana informa\u00e7\u00e3o sobre o hist\u00f3rico dos ativos e os modos de falha.<\/b><\/h3>\n<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">O segundo passo \u00e9 reunir a informa\u00e7\u00e3o necess\u00e1ria para conseguir transformar os dados que recolhe em a\u00e7\u00f5es. Se j\u00e1 tiver um CMMS \u00e9 mais f\u00e1cil organizar o hist\u00f3rico e desenvolver os primeiros algoritmos. Ao mesmo tempo, \u00e9 conveniente <\/span><a href=\"https:\/\/blog.infraspeak.com\/pt-br\/analise-de-causa-raiz\/\"><span style=\"font-weight: 400;\">estabelecer os modos de falha<\/span><\/a><span style=\"font-weight: 400;\"> e a probabilidade de ocorrerem.\u00a0<\/span><\/p>\n<p>Durante a implementa\u00e7\u00e3o dos sensores, \u00e9 fundamental ter controle sobre pe\u00e7as e componentes de reposi\u00e7\u00e3o atrav\u00e9s de um <a href=\"https:\/\/infraspeak.com\/pt-br\/solucoes\/software-gestao-estoque\">software gest\u00e3o de estoque<\/a> integrado ao sistema de monitoramento. Isso garante que as pe\u00e7as necess\u00e1rias estejam dispon\u00edveis quando os algoritmos preditivos indicarem a necessidade de manuten\u00e7\u00e3o.<\/p>\n<ul>\n<li aria-level=\"1\">\n<h3><b>Implemente sensores para monitorar a condi\u00e7\u00e3o.\u00a0<\/b><\/h3>\n<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Agora que j\u00e1 definiu prioridades e modos de falha, voc\u00ea pode come\u00e7ar a implementar os sensores. Nos equipamentos novos costuma ser um processo simples, mas pode ser mais complicado em m\u00e1quinas mais antigas. Investigue com o fabricante a melhor forma de integrar modelos antigos com novas tecnologias.\u00a0<\/span><\/p>\n<ul>\n<li aria-level=\"1\">\n<h3><b>Teste e experimente a manuten\u00e7\u00e3o preditiva.\u00a0<\/b><\/h3>\n<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Teste o funcionamento dos sensores e a precis\u00e3o dos algoritmos apenas em algumas m\u00e1quinas, seguindo um <\/span><a href=\"https:\/\/blog.infraspeak.com\/pt-br\/ciclo-pdca\/\"><span style=\"font-weight: 400;\">ciclo PDCA<\/span><\/a><span style=\"font-weight: 400;\">. Quando estiver conseguindo programar a manuten\u00e7\u00e3o e cumprir os seus objetivos, expanda esta estrat\u00e9gia para outras m\u00e1quinas!\u00a0<\/span><\/p>\n<p><b>A manuten\u00e7\u00e3o preditiva j\u00e1 \u00e9 uma estrat\u00e9gia que d\u00e1 frutos e retorno para muitas empresas. No futuro, \u00e0 medida que a IoT e a transforma\u00e7\u00e3o digital se instalam, ser\u00e1 ainda mais dominante, acess\u00edvel e eficaz para prever danos.\u00a0<\/b><\/p>\n<p><b>Contudo, uma coisa que \u00e9 clara: a manuten\u00e7\u00e3o preditiva se beneficia de sistemas inteligentes e integrados, como os que as Plataformas de Gest\u00e3o de Manuten\u00e7\u00e3o Inteligente proporcionam. <\/b><a href=\"https:\/\/infraspeak.com\/pt-br\/demo\/\"><b>Fale com um dos nossos especialistas <\/b><\/a><b>para entender como a Infraspeak apoia as suas opera\u00e7\u00f5es, hoje e no futuro!<\/b><\/p>\n\t\t<div data-elementor-type=\"page\" data-elementor-id=\"20183\" class=\"elementor elementor-20183 elementor-20131\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3e28788c banner e-flex e-con-boxed e-con e-parent\" data-id=\"3e28788c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-12c2a413 e-con-full e-flex e-con e-parent\" data-id=\"12c2a413\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3ce61af elementor-widget elementor-widget-heading\" data-id=\"3ce61af\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">A falta de controle est\u00e1 custando tempo e dinheiro?<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e0d6cb2 elementor-widget elementor-widget-heading\" data-id=\"e0d6cb2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">Infraspeak \u00e9 a resposta.<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1cc5099d elementor-mobile-align-justify elementor-widget elementor-widget-button\" data-id=\"1cc5099d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/infraspeak.com\/pt-br\/demo\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Pedir uma demo<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-55aa4726 e-flex e-con-boxed e-con e-parent\" data-id=\"55aa4726\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-73ceb7b5 elementor-widget elementor-widget-image\" data-id=\"73ceb7b5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"696\" height=\"693\" src=\"https:\/\/blog.infraspeak.com\/wp-content\/uploads\/2023\/02\/platform.png\" class=\"attachment-large size-large wp-image-20139\" alt=\"\" srcset=\"https:\/\/blog.infraspeak.com\/wp-content\/uploads\/2023\/02\/platform.png 696w, https:\/\/blog.infraspeak.com\/wp-content\/uploads\/2023\/02\/platform-300x300.png 300w, https:\/\/blog.infraspeak.com\/wp-content\/uploads\/2023\/02\/platform-150x150.png 150w, https:\/\/blog.infraspeak.com\/wp-content\/uploads\/2023\/02\/platform-120x120.png 120w\" sizes=\"(max-width: 696px) 100vw, 696px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n","protected":false},"excerpt":{"rendered":"<p>A Manuten\u00e7\u00e3o Preditiva, tamb\u00e9m conhecida como manuten\u00e7\u00e3o baseada na condi\u00e7\u00e3o, \u00e9 um tipo de manuten\u00e7\u00e3o planeada cujo objetivo \u00e9 prever quando avarias podem ocorrer e, ent\u00e3o, preveni-las.<\/p>\n","protected":false},"author":54,"featured_media":2335,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"content-type":"","footnotes":"","_wp_rev_ctl_limit":""},"categories":[366],"tags":[],"class_list":["post-8518","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-manutencao"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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