{"id":3497,"date":"2024-11-08T16:03:35","date_gmt":"2024-11-08T08:03:35","guid":{"rendered":"https:\/\/www.darko-tech.com\/?p=3497"},"modified":"2025-03-24T13:34:13","modified_gmt":"2025-03-24T05:34:13","slug":"les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions","status":"publish","type":"post","link":"https:\/\/www.darko-tech.com\/fr\/les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions\/","title":{"rendered":"D\u00e9fauts courants des presses \u00e0 rouleaux et leurs solutions"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"3497\" class=\"elementor elementor-3497\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4d6278b e-flex e-con-boxed e-con e-parent\" data-id=\"4d6278b\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cff0185 elementor-widget elementor-widget-text-editor\" data-id=\"cff0185\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Dans la production de ciment, la presse \u00e0 rouleaux est un \u00e9quipement cl\u00e9, et sa stabilit\u00e9 op\u00e9rationnelle affecte directement l'efficacit\u00e9 de la production et la qualit\u00e9 du produit. Vous trouverez ci-dessous des cas sp\u00e9cifiques et des partages d'exp\u00e9rience concernant le traitement des d\u00e9faillances dans les entreprises T, J et S. Si vous rencontrez des probl\u00e8mes similaires lors du fonctionnement de l'\u00e9quipement, n'h\u00e9sitez pas \u00e0 nous contacter. <a href=\"https:\/\/www.darko-tech.com\/fr\/nous-contacter\/\">nous contacter<\/a> \u00e0 <a href=\"https:\/\/www.darko-tech.com\/fr\/a-propos-de-nous\/\">Darko<\/a>. En tant que fabricant et fournisseur professionnel d'\u00e9quipements de cimenterie, nous nous engageons \u00e0 vous fournir des \u00e9quipements et des services de haute qualit\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e24c7bc elementor-widget elementor-widget-image\" data-id=\"e24c7bc\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1500\" height=\"800\" src=\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/11\/Roller-Press-a-1.jpg\" class=\"attachment-2048x2048 size-2048x2048 wp-image-3733\" alt=\"Presse \u00e0 rouleaux \u00e0 haut rendement utilis\u00e9e dans la production de ciment pour le compactage et le broyage des mat\u00e9riaux.\" srcset=\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/11\/Roller-Press-a-1.jpg 1500w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/11\/Roller-Press-a-1-300x160.jpg 300w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/11\/Roller-Press-a-1-1024x546.jpg 1024w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/11\/Roller-Press-a-1-768x410.jpg 768w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/11\/Roller-Press-a-1-18x10.jpg 18w\" sizes=\"auto, (max-width: 1500px) 100vw, 1500px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65ff0e5 elementor-widget elementor-widget-spacer\" data-id=\"65ff0e5\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7b6ffa8 elementor-widget elementor-widget-heading\" data-id=\"7b6ffa8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cimenterie A Description de la situation anormale<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-70e016d elementor-widget elementor-widget-heading\" data-id=\"70e016d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Ph\u00e9nom\u00e8ne de faille<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1816203 elementor-widget elementor-widget-text-editor\" data-id=\"1816203\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La cimenterie A utilise un tuyau d'alimentation vertical entre la presse \u00e0 rouleaux et le silo de pesage. Cependant, ce tuyau est trop court. Par cons\u00e9quent, la presse \u00e0 rouleaux subit une faible pression de travail et une capacit\u00e9 d'extrusion m\u00e9diocre. Par cons\u00e9quent, le mat\u00e9riau d'alimentation pr\u00e9sente un r\u00e9sidu de criblage \u00e9lev\u00e9 et une faible teneur en poudre fine. Cette situation entra\u00eene un faible rendement du syst\u00e8me et une forte consommation d'\u00e9nergie pour le broyage.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e7d5f8b elementor-widget elementor-widget-heading\" data-id=\"e7d5f8b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Configuration du syst\u00e8me<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-145f56f elementor-widget elementor-widget-text-editor\" data-id=\"145f56f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>Presse \u00e0 rouleaux :<\/strong> Presse \u00e0 rouleaux 120-50 (d\u00e9bit 165t\/h, puissance du moteur principal 250kW, courant 21A\u00d72)<\/li><li><strong>Machine de dispersion et de classification :<\/strong> 550\/120 (capacit\u00e9 de traitement 140-175t\/h, puissance du moteur 45kW+30kW)<\/li><li><strong>Moulin \u00e0 tubes :<\/strong> \u03a63.2\u00d713m broyeur tubulaire \u00e0 circuit ouvert \u00e0 trois chambres (puissance du moteur principal 1600kW, charge de m\u00e9dias de broyage 127t)<\/li><li><strong>Ventilateur de d\u00e9poussi\u00e9rage :<\/strong> Comprend un syst\u00e8me de broyage combin\u00e9 en circuit ouvert<\/li><\/ul><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7bfe9c5 elementor-widget elementor-widget-heading\" data-id=\"7bfe9c5\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">R\u00e9sultats<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d37a967 elementor-widget elementor-widget-text-editor\" data-id=\"d37a967\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Le syst\u00e8me produit du ciment de qualit\u00e9 P.O42.5 avec une surface sp\u00e9cifique finie d'au moins 380\u00b110m\u00b2\/kg. Il atteint un rendement de 65t\/h tout en consommant 35kWh\/t d'\u00e9nergie. Cependant, le r\u00e9sidu R80\u03bcm du mat\u00e9riau d'alimentation atteint 78,7%, ce qui fait que seulement 21,3% du mat\u00e9riau sont des poudres fines. Cela conduit \u00e0 une teneur \u00e9lev\u00e9e en particules grossi\u00e8res dans le ciment fini.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-42428d7 elementor-widget elementor-widget-heading\" data-id=\"42428d7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Analyse du diagnostic technique<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d39454f elementor-widget elementor-widget-text-editor\" data-id=\"d39454f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La hauteur du tuyau d'alimentation vertical entre la presse \u00e0 rouleaux et le silo de pesage est inf\u00e9rieure \u00e0 1,2 m, ce qui entra\u00eene une faible pression du mat\u00e9riau dans le tuyau et n\u00e9cessite un r\u00e9glage fr\u00e9quent de la vanne \u00e0 tige. Le silo de pesage conna\u00eet fr\u00e9quemment des probl\u00e8mes de s\u00e9gr\u00e9gation ou d'effondrement du mat\u00e9riau, et la zone de production est tr\u00e8s poussi\u00e9reuse. La pression de travail de la presse \u00e0 rouleaux n'est que de 6,0-6,5MPa, ce qui affecte directement l'effet d'extrusion du mat\u00e9riau.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-07aa288 elementor-widget elementor-widget-heading\" data-id=\"07aa288\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Mesures techniques et effets<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-489e2f1 elementor-widget elementor-widget-text-editor\" data-id=\"489e2f1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Au cours de la r\u00e9vision annuelle, la hauteur de l'\u00e9l\u00e9vateur et du silo de pesage a \u00e9t\u00e9 augment\u00e9e, ce qui a port\u00e9 la hauteur du tuyau d'alimentation vertical \u00e0 2,5 m\u00e8tres. Les plaques lat\u00e9rales de la presse \u00e0 rouleaux ont \u00e9t\u00e9 r\u00e9par\u00e9es par soudage par recouvrement afin de r\u00e9duire les fuites. Le maintien du niveau de mat\u00e9riau du silo de pesage \u00e0 60%-70% a permis d'\u00e9viter la s\u00e9gr\u00e9gation et l'effondrement du mat\u00e9riau. La pression de travail de la presse \u00e0 rouleaux a \u00e9t\u00e9 ajust\u00e9e \u00e0 7,2-7,5MPa, et le r\u00e9sidu R80\u03bcm du mat\u00e9riau d'alimentation a \u00e9t\u00e9 r\u00e9duit \u00e0 49,8% (la teneur en poudre fine atteignant 50,2%). Le rendement du syst\u00e8me a augment\u00e9 \u00e0 79t\/h, et la consommation d'\u00e9nergie de broyage a diminu\u00e9 \u00e0 26,4kWh\/t. Cette modification permet d'\u00e9conomiser annuellement 4,8 millions de kWh d'\u00e9lectricit\u00e9, ce qui repr\u00e9sente un avantage \u00e9conomique de plus de 2,8 millions de RMB.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c4e92c5 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"c4e92c5\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8c42306 elementor-widget elementor-widget-heading\" data-id=\"8c42306\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cimenterie B Description de la situation anormale<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a3f3ac8 elementor-widget elementor-widget-heading\" data-id=\"a3f3ac8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Ph\u00e9nom\u00e8ne de faille<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51d32dc elementor-widget elementor-widget-text-editor\" data-id=\"51d32dc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Dans la cimenterie B, les op\u00e9rateurs sont confront\u00e9s \u00e0 un contr\u00f4le instable de l'alimentation de la presse \u00e0 rouleaux. Cette instabilit\u00e9 se traduit par une mauvaise capacit\u00e9 de travail. En cons\u00e9quence, le moteur principal produit un rendement insuffisant. En cons\u00e9quence, le mat\u00e9riau d'alimentation contient une faible teneur en poudre fine. En fin de compte, cette situation entra\u00eene un faible rendement et une forte consommation d'\u00e9nergie pour le broyage.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2295251 elementor-widget elementor-widget-heading\" data-id=\"2295251\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Configuration du syst\u00e8me de broyage<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-346e3a9 elementor-widget elementor-widget-text-editor\" data-id=\"346e3a9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>Presse \u00e0 rouleaux :<\/strong> Presse \u00e0 rouleaux 170-100 (d\u00e9bit 620t\/h, puissance du moteur principal 900kW)<\/li><li><strong>Classificateur :<\/strong> Vx8820<\/li><li><strong>Moulin \u00e0 tubes :<\/strong> \u03c64.2\u00d713m broyeur tubulaire \u00e0 double chambre (puissance du moteur principal 3550kW)<\/li><li><strong>Ventilateur de d\u00e9poussi\u00e9rage :<\/strong> Comprend un double syst\u00e8me de broyage combin\u00e9 en circuit ferm\u00e9<\/li><\/ul><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ab51b26 elementor-widget elementor-widget-heading\" data-id=\"ab51b26\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">R\u00e9sultats<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a0b1ea elementor-widget elementor-widget-text-editor\" data-id=\"2a0b1ea\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Le syst\u00e8me produit du ciment de qualit\u00e9 P.O42.5 \u00e0 un rendement de 165t\/h (r\u00e9sidu de finesse finie R45\u03bcm 9,0\u00b11,0%), avec une consommation d'\u00e9nergie de broyage atteignant 44kWh\/t.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eaff693 elementor-widget elementor-widget-heading\" data-id=\"eaff693\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Analyse du diagnostic technique<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8decc15 elementor-widget elementor-widget-text-editor\" data-id=\"8decc15\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>L'alimentation instable de la presse \u00e0 rouleaux se traduit par une mauvaise capacit\u00e9 d'extrusion et une puissance insuffisante du moteur, dont le courant de fonctionnement n'est que de 42%-45%. La surface sp\u00e9cifique du mat\u00e9riau d'alimentation est d'environ 160m\u00b2\/kg.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cff8b2e elementor-widget elementor-widget-heading\" data-id=\"cff8b2e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Mesures techniques et effets<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b2f23a3 elementor-widget elementor-widget-text-editor\" data-id=\"b2f23a3\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Une technologie brevet\u00e9e d'une entreprise technologique, le \"dispositif d'alimentation double \u00e0 levier pour presse \u00e0 rouleaux\", a \u00e9t\u00e9 adopt\u00e9e pour stabiliser le contr\u00f4le de l'alimentation, augmentant la puissance du moteur principal \u00e0 72%-78%. Des am\u00e9liorations structurelles internes ont permis d'augmenter la teneur en mat\u00e9riaux finis dans la production. Au final, le rendement du syst\u00e8me pour le ciment de qualit\u00e9 P.O42.5 a atteint 210 t\/h, et la consommation d'\u00e9nergie de broyage a \u00e9t\u00e9 r\u00e9duite \u00e0 38,1 kWh\/t, ce qui a permis de r\u00e9aliser une \u00e9conomie d'\u00e9nergie de 13,411 TTP3. L'optimisation de la puissance du syst\u00e8me a permis d'am\u00e9liorer consid\u00e9rablement l'efficacit\u00e9 de la production.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-05ab85d elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"05ab85d\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e9bb9b8 elementor-widget elementor-widget-heading\" data-id=\"e9bb9b8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cimenterie C Description de la situation anormale<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17e1895 elementor-widget elementor-widget-heading\" data-id=\"17e1895\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Ph\u00e9nom\u00e8ne de faille<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-374889c elementor-widget elementor-widget-text-editor\" data-id=\"374889c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Dans la cimenterie C, les cendres volantes et le gypse d\u00e9sulfur\u00e9, dont les particules sont de petite taille, entrent ensemble dans le silo de pesage. La teneur \u00e9lev\u00e9e en humidit\u00e9 du gypse d\u00e9sulfur\u00e9 provoque une forte adh\u00e9rence du mat\u00e9riau sur les parois du silo, ce qui a un impact sur le rendement de la presse \u00e0 rouleaux et sur le rendement global du syst\u00e8me.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3587728 elementor-widget elementor-widget-heading\" data-id=\"3587728\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Configuration du syst\u00e8me de broyage<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c2a921a elementor-widget elementor-widget-text-editor\" data-id=\"c2a921a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>Presse \u00e0 rouleaux :<\/strong> Presse \u00e0 rouleaux 120-50 (d\u00e9bit 165t\/h, puissance du moteur principal 250kW)<\/li><li><strong>Machine de dispersion et de classification :<\/strong> 550\/120<\/li><li><strong>Moulin \u00e0 tubes :<\/strong> \u03a63.2\u00d713m broyeur tubulaire \u00e0 trois chambres (puissance du moteur principal 1600kW)<\/li><li><strong>Ventilateur de d\u00e9poussi\u00e9rage :<\/strong> Comprend un syst\u00e8me de broyage combin\u00e9 en circuit ouvert<\/li><\/ul><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-99f4dac elementor-widget elementor-widget-heading\" data-id=\"99f4dac\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">R\u00e9sultats<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d62bde7 elementor-widget elementor-widget-text-editor\" data-id=\"d62bde7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Le syst\u00e8me produit du ciment de qualit\u00e9 P.O42.5 \u00e0 un rendement de 65t\/h (surface sp\u00e9cifique finie \u2265 360\u00b110m\u00b2\/kg), avec une consommation d'\u00e9nergie de broyage de 33kWh\/t. Le r\u00e9sidu R80\u03bcm du mat\u00e9riau d'alimentation est sup\u00e9rieur \u00e0 65% (avec une teneur en poudre fine &lt;80\u03bcm d&#039;environ 35%).<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21c316c elementor-widget elementor-widget-heading\" data-id=\"21c316c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Analyse du diagnostic technique<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-32b16a8 elementor-widget elementor-widget-text-editor\" data-id=\"32b16a8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Les mat\u00e9riaux pulv\u00e9rulents affectent la capacit\u00e9 d'extrusion de la presse \u00e0 rouleaux, ce qui entra\u00eene un faible courant de fonctionnement. Le silo de pesage subit une forte adh\u00e9rence des mat\u00e9riaux en raison d'un taux d'humidit\u00e9 \u00e9lev\u00e9, ce qui affecte le flux de mat\u00e9riaux dans le tuyau d'alimentation.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bb9cd37 elementor-widget elementor-widget-heading\" data-id=\"bb9cd37\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Mesures techniques et effets<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f00a9fb elementor-widget elementor-widget-text-editor\" data-id=\"f00a9fb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Les cendres volantes et le gypse d\u00e9sulfur\u00e9 ont \u00e9t\u00e9 dos\u00e9s s\u00e9par\u00e9ment avant d'\u00eatre introduits directement dans le broyeur tubulaire, et l'adh\u00e9rence sur les parois du silo de pesage a \u00e9t\u00e9 nettoy\u00e9e pour cr\u00e9er une pression stable du mat\u00e9riau. La presse \u00e0 rouleaux a r\u00e9alis\u00e9 une alimentation sursatur\u00e9e, am\u00e9liorant ainsi les performances d'extrusion. Le r\u00e9sidu R80\u03bcm du mat\u00e9riau d'alimentation a \u00e9t\u00e9 r\u00e9duit \u00e0 55% (avec une teneur en poudre fine &lt;80\u03bcm atteignant 45%). Le rendement du ciment P.O42.5 est pass\u00e9 \u00e0 75t\/h, soit une augmentation de 15,38% ; la consommation d&#039;\u00e9nergie du broyage a diminu\u00e9 \u00e0 30kWh\/t, r\u00e9alisant une \u00e9conomie d&#039;\u00e9nergie de 9,1%.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-626bf75 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"626bf75\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-58e9ae3 elementor-widget elementor-widget-heading\" data-id=\"58e9ae3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-382b5a4 elementor-widget elementor-widget-text-editor\" data-id=\"382b5a4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Le fonctionnement stable de la presse \u00e0 rouleaux est crucial pour la production de ciment. Nous pouvons y parvenir en surveillant l'\u00e9tat de l'\u00e9quipement et en optimisant les processus op\u00e9rationnels. En outre, une maintenance r\u00e9guli\u00e8re nous aide \u00e0 r\u00e9duire efficacement les d\u00e9faillances. Cela permet d'am\u00e9liorer l'efficacit\u00e9 de la production et la qualit\u00e9 des produits. Si vous rencontrez des probl\u00e8mes avec l'\u00e9quipement de cimenterie, n'h\u00e9sitez pas \u00e0 nous contacter. Darko, en tant que fabricant et fournisseur professionnel d'\u00e9quipements de cimenterie, s'engage \u00e0 fournir des \u00e9quipements et des solutions de qualit\u00e9. Ensemble, nous pouvons faire progresser l'industrie.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>In cement production, the roller press is a key piece of equipment, and its operational stability directly affects production efficiency and product quality. Below are specific cases and experience sharing regarding fault handling from T Company, J Company, and S Company. If you encounter similar issues during equipment operation, feel free to contact us at [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3733,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3497","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Common Roller Press Faults and Their Solutions | DARKO<\/title>\n<meta name=\"description\" content=\"Learn to handle roller press faults to boost cement production efficiency. 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This article offers case examples and solutions.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.darko-tech.com\/fr\/les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions\/\" \/>\n<meta property=\"og:site_name\" content=\"DARKO\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-08T08:03:35+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-03-24T05:34:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/11\/Roller-Press-a-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Cement Innovator\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Cement Innovator\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.darko-tech.com\/fr\/les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.darko-tech.com\/fr\/les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions\/\"},\"author\":{\"name\":\"Cement Innovator\",\"@id\":\"https:\/\/www.darko-tech.com\/fr\/#\/schema\/person\/d0f905fba48cd4ca78f0a2b8f4b300ce\"},\"headline\":\"Common Roller Press Faults and Their Solutions\",\"datePublished\":\"2024-11-08T08:03:35+00:00\",\"dateModified\":\"2025-03-24T05:34:13+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.darko-tech.com\/fr\/les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions\/\"},\"wordCount\":1042,\"publisher\":{\"@id\":\"https:\/\/www.darko-tech.com\/fr\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.darko-tech.com\/fr\/les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/11\/Roller-Press-a-1.jpg\",\"articleSection\":[\"News\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.darko-tech.com\/fr\/les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions\/\",\"url\":\"https:\/\/www.darko-tech.com\/fr\/les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions\/\",\"name\":\"Common Roller Press Faults and Their Solutions | DARKO\",\"isPartOf\":{\"@id\":\"https:\/\/www.darko-tech.com\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.darko-tech.com\/fr\/les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.darko-tech.com\/fr\/les-defauts-courants-des-presses-a-rouleaux-et-leurs-solutions\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/11\/Roller-Press-a-1.jpg\",\"datePublished\":\"2024-11-08T08:03:35+00:00\",\"dateModified\":\"2025-03-24T05:34:13+00:00\",\"description\":\"Learn to handle roller press faults to boost cement production efficiency. 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