{"id":2617,"date":"2025-03-28T20:01:26","date_gmt":"2025-03-28T12:01:26","guid":{"rendered":"https:\/\/www.thedrillstore.com\/?p=2617"},"modified":"2025-03-28T20:01:26","modified_gmt":"2025-03-28T12:01:26","slug":"drilling-technology-part-3-mud-pump-selection-guide","status":"publish","type":"post","link":"https:\/\/www.thedrillstore.com\/pt\/news\/drilling-technology-part-3-mud-pump-selection-guide\/","title":{"rendered":"Tecnologia de perfura\u00e7\u00e3o (Parte 3) \u2014 Guia de Sele\u00e7\u00e3o de Bomba de Mud"},"content":{"rendered":"

Guia de Sele\u00e7\u00e3o da Bomba de Mud: M\u00e9todos de Calcula\u00e7\u00e3o do Fluxo & Par\u00e2metros chave<\/h3>\n
\n

\"I. Dois m\u00e9todos essenciais para c\u00e1lculo do fluido fluido fluido<\/strong><\/h4>\n
    \n
  1. \"F\u00f3rmula Anual de Clearance<\/strong>:
    \n\"Q=6VF (L\/min)<\/strong><\/p>\n
      \n
    • \"V<\/strong>: Velocidade de arrombamento para cima (0,3~0,45 m\/s; reduzir para forma\u00e7\u00f5es soltas)\n
      \n
      <\/div>\n<\/div>\n<\/li>\n
    • \"F<\/strong>: \u00c1rea anual entre tubo de perfura\u00e7\u00e3o e buraco: \u200b\u03c0(D \u00b2-d \u00b2)\/4<\/strong>\u00a0(cm \u00b2), onde \u200bD<\/strong>=di\u00e2metro de bit (cm), \u200bd<\/strong>=di\u00e2metro do tubo de perfura\u00e7\u00e3o (cm).<\/li>\n<\/ul>\n<\/li>\n
    • \"F\u00f3rmula Empirical<\/strong>:
      \n\"Q=kD (L\/min)<\/strong><\/p>\n
        \n
      • \"k<\/strong>: Coeficiente de entrega de \u00e1gua (6~15 L\/cm\u00b7min; maior para rocha suave, menor para rocha dura)\n
        \n
        <\/div>\n<\/div>\n<\/li>\n
      • \"D<\/strong>: Di\u00e2metro de bit (cm).<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

        Estudo de Casos<\/strong>: Para RadiantLight C1800G (di\u00e2metro m\u00e1ximo do tubo de perfura\u00e7\u00e3o 168 mm), Q=10\u00d716,8=168 L\/min. A taxa m\u00e1xima de fluxo deste modelo (320 L\/min) atende \u00e0s exig\u00eancias operacionais<\/p>\n

        \n
        <\/div>\n<\/div>\n

         <\/p>\n

        \n

        \"II. R\u00f4los cr\u00edticos nas Opera\u00e7\u00f5es de Forragem<\/strong><\/h4>\n
          \n
        1. \"Cooling & Lubrica\u00e7\u00e3o<\/strong>: Prevente o exagerado de peda\u00e7os de perfura\u00e7\u00e3o e reduz a fric\u00e7\u00e3o\n
          \n
          <\/div>\n<\/div>\n<\/li>\n
        2. \"Elimina\u00e7\u00e3o de cortes<\/strong>: Mant\u00e9m a velocidade de 0,3-1 m\/min para cima para lavar res\u00edduos\n
          \n
          <\/div>\n<\/div>\n<\/li>\n
        3. \"Transmiss\u00e3o de energia<\/strong>: Conduz ferramentas hidr\u00e1ulicas (por exemplo, perfura\u00e7\u00f5es de turbo)\n
          <\/div>\n<\/li>\n
        4. \"Estabiliza\u00e7\u00e3o do bem-estar<\/strong>: Forma torta de lama para prevenir colapso e controlar a press\u00e3o de forma\u00e7\u00e3o\n
          \n
          <\/div>\n<\/div>\n<\/li>\n<\/ol>\n
          \n

          \"III. Crit\u00e9rios chave de sele\u00e7\u00e3o<\/strong><\/h4>\n
            \n
          1. \"Fluxo e Requisitos de press\u00e3o<\/strong>:\n
              \n
            • \n
              \n
              \n
              A taxa de fluxo deve corresponder ao di\u00e2metro do buraco (buracos maiores precisam de fluxo maior)<\/div>\n<\/div>\n<\/div>\n<\/li>\n
            • Axustes de press\u00e3o com profundidade (po\u00e7os profundos requerem \u2265 2,5 MPa)\n
              \n
              \n
              <\/div>\n<\/div>\n<\/div>\n<\/li>\n<\/ul>\n<\/li>\n
            • \"Design Estrutural<\/strong>:\n
                \n
              • \"Bombas de pist\u00f5es de s\u00e9rie BW<\/strong>\u00a0(por exemplo, BW250) dominam devido \u00e0 produ\u00e7\u00e3o est\u00e1vel e rugidez\n
                \n
                \n
                <\/div>\n<\/div>\n<\/div>\n<\/li>\n
              • Priorizar materiais resistentes \u00e0 corros\u00e3o (a\u00e7o inoxid\u00e1vel para m\u00eddia \u00e1cida\/abrasiva)\n
                \n
                \n
                <\/div>\n<\/div>\n<\/div>\n<\/li>\n<\/ul>\n<\/li>\n
              • \"Flexibilidade Operacional<\/strong>:\n
                  \n
                • Controlo de velocidade hidr\u00e1ulico ou motorizado para fluxo vari\u00e1vel\n
                  \n
                  <\/div>\n<\/div>\n<\/li>\n
                • Medidores de press\u00e3o integrados e medidores de fluxo para monitoramento em tempo real\n
                  \n
                  <\/div>\n<\/div>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n
                  \n

                  \"IV. Essenciais de manuten\u00e7\u00e3o<\/strong><\/h4>\n
                    \n
                  1. \"Sistema de Lubrica\u00e7\u00e3o<\/strong>:\n
                      \n
                    • Substituir petr\u00f3leo de caixa a cada 6 meses; - monitorizar a temperatura de carregamento (<70\u00b0C)\n
                      \n
                      <\/div>\n<\/div>\n<\/li>\n
                    • Rodas de pist\u00e3o de gordura e cabe\u00e7as cruzadas semanalmente\n
                      \n
                      <\/div>\n<\/div>\n<\/li>\n<\/ul>\n<\/li>\n
                    • \"Componentes Pronto a Usar<\/strong>:\n
                        \n
                      • Inspei\u00e7\u00e3o de selos de pist\u00e3o a cada 50 horas; substituir se partidas aparecerem\n
                        \n
                        <\/div>\n<\/div>\n<\/li>\n
                      • Limpar\/substituir filtros de entrada diariamente para evitar obstru\u00e7\u00f5es\n
                        \n
                        <\/div>\n<\/div>\n<\/li>\n<\/ul>\n<\/li>\n
                      • \"Verifica\u00e7\u00f5es de seguran\u00e7a<\/strong>:\n
                          \n
                        • Teste v\u00e1lvulas de alivio da press\u00e3o mensalmente para evitar sobrecarga\n
                          \n
                          <\/div>\n<\/div>\n<\/li>\n
                        • Verificar a integridade do selo e apertar os bolos durante o desligamento\n
                          \n
                          <\/div>\n<\/div>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n
                          \n

                          \"V. Especifica\u00e7\u00f5es t\u00e9cnicas: bomba de molho BW250<\/strong><\/h4>\n
                          \n\n\n\n\n\n\n\n\n\n
                          Par\u00e2metro<\/th>\nValor<\/th>\n<\/tr>\n<\/thead>\n
                          Taxa de fluxo<\/td>\n250 L\/min<\/td>\n<\/tr>\n
                          Press\u00e3o m\u00e1xima<\/td>\n2,5 MPa<\/td>\n<\/tr>\n
                          Di\u00e2metro do cilindro<\/td>\n\u03a680 mm<\/td>\n<\/tr>\n
                          Pot\u00eancia<\/td>\n15 kW Motor\/Hydraulic Drive<\/td>\n<\/tr>\n
                          Densidade Recomendada de Mud<\/td>\n1,03-1,10 g\/cm \u00b3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

                          Conselhos de Uso<\/strong>: Manter pH 7\u20138, conte\u00fado de areia \u22644%, e comprimento de tubo de suc\u00e7\u00e3o \u22646m<\/p>\n

                          \n
                          <\/div>\n<\/div>\n

                           <\/p>\n

                          \n

                          \"VI. Problematizar quest\u00f5es comuns<\/strong><\/h4>\n
                            \n
                          • \"Baixo fluxo\/Press\u00e3o<\/strong>: Verifiquem entrada no ar, bloqueio de v\u00e1lvulas ou selos usados\n
                            \n
                            <\/div>\n<\/div>\n<\/li>\n
                          • \"Vibra\u00e7\u00e3o excessiva<\/strong>: Realignar correntes ou substituir componentes desequil\u00edbrios\n
                            \n
                            <\/div>\n<\/div>\n<\/li>\n
                          • \"Rapid Wear<\/strong>: Usar materiais endurecidos (por exemplo, revestimentos crom\u00e1ticos) para esgotos abrasivos<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

                            Mud Pump Selection Guide: Flow Calculation Methods & Key Parameters \u200bI. Two Core Methods for Flushing Fluid Flow Calculation \u200bAnnular Clearance Formula: \u200bQ=6VF (L\/min) \u200bV: Upward flushing velocity (0.3~0.45 m\/s; reduce for loose formations) \u200bF: Annular area between drill pipe and borehole: \u200b\u03c0(D\u00b2-d\u00b2)\/4\u00a0(cm\u00b2), where \u200bD=bit diameter (cm), \u200bd=drill pipe diameter (cm). \u200bEmpirical Formula: \u200bQ=kD (L\/min) […]<\/p>\n","protected":false},"author":3,"featured_media":2618,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2617","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/posts\/2617","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/comments?post=2617"}],"version-history":[{"count":1,"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/posts\/2617\/revisions"}],"predecessor-version":[{"id":2619,"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/posts\/2617\/revisions\/2619"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/media\/2618"}],"wp:attachment":[{"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/media?parent=2617"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/categories?post=2617"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thedrillstore.com\/pt\/wp-json\/wp\/v2\/tags?post=2617"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}