{"id":98755,"date":"2021-07-05T13:28:51","date_gmt":"2021-07-05T05:28:51","guid":{"rendered":"https:\/\/www.alpapowder.com\/etude-de-cas\/engrais\/"},"modified":"2021-07-06T10:48:27","modified_gmt":"2021-07-06T02:48:27","slug":"engrais","status":"publish","type":"page","link":"https:\/\/www.alpapowder.com\/fr\/etude-de-cas\/engrais\/","title":{"rendered":"Engrais"},"content":{"rendered":"

[vc_row unlock_row_content=\u00a0\u00bbyes\u00a0\u00bb row_height_percent=\u00a0\u00bb70″ override_padding=\u00a0\u00bbyes\u00a0\u00bb h_padding=\u00a0\u00bb0″ top_padding=\u00a0\u00bb0″ bottom_padding=\u00a0\u00bb0″ overlay_alpha=\u00a0\u00bb50″ equal_height=\u00a0\u00bbyes\u00a0\u00bb gutter_size=\u00a0\u00bb0″ column_width_percent=\u00a0\u00bb100″ shift_y=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″][vc_column column_width_percent=\u00a0\u00bb100″ position_vertical=\u00a0\u00bbmiddle\u00a0\u00bb gutter_size=\u00a0\u00bb3″ override_padding=\u00a0\u00bbyes\u00a0\u00bb column_padding=\u00a0\u00bb4″ style=\u00a0\u00bbdark\u00a0\u00bb back_color=\u00a0\u00bbaccent\u00a0\u00bb overlay_alpha=\u00a0\u00bb80″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb0″ mobile_width=\u00a0\u00bb0″ width=\u00a0\u00bb1\/2″][vc_custom_heading auto_text=\u00a0\u00bbyes\u00a0\u00bb heading_semantic=\u00a0\u00bbh1″ text_size=\u00a0\u00bbh1″][\/vc_custom_heading][vc_column_text]Les\u00a0engrais chimiques font r\u00e9f\u00e9rence aux engrais produits par des m\u00e9thodes chimiques ou fabriqu\u00e9s en traitant le minerai extrait, et sont \u00e9galement appel\u00e9s les engrais inorganiques, y compris engrais azot\u00e9, engrais phosphat\u00e9, engrais potassique, micro-engrais, engrais compos\u00e9, etc. Ils se caract\u00e9risent par les points communs suivantes : composition simple, teneur \u00e9lev\u00e9e en nutriments, effet fertilisant rapide et fertilisant puissant, r\u00e9action acido-basique pour certains engrais. G\u00e9n\u00e9ralement ils ne contiennent pas de mati\u00e8re organique et n’ont aucun effet sur l’am\u00e9lioration de la fertilit\u00e9 des sols.<\/p>\n

Les engrais chimiques sont un m\u00e9lange compos\u00e9 de diverses mati\u00e8res premi\u00e8res apr\u00e8s un m\u00e9lange et un traitement raisonnables. Apr\u00e8s le traitement ultrafin, la surface des particules est augment\u00e9e et leur dispersibilit\u00e9, capacit\u00e9 d’adsorption, activit\u00e9 de surface, etc. subissent des changements complets, qui sont d’une grande importance pour am\u00e9liorer l’efficacit\u00e9 des engrais et \u00e9conomiser le dosage.[\/vc_column_text][\/vc_column][vc_column column_width_percent=\u00a0\u00bb100″ position_vertical=\u00a0\u00bbmiddle\u00a0\u00bb align_horizontal=\u00a0\u00bbalign_center\u00a0\u00bb gutter_size=\u00a0\u00bb3″ override_padding=\u00a0\u00bbyes\u00a0\u00bb column_padding=\u00a0\u00bb0″ back_image=\u00a0\u00bb85500″ overlay_alpha=\u00a0\u00bb50″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ align_medium=\u00a0\u00bbalign_center_tablet\u00a0\u00bb medium_width=\u00a0\u00bb0″ align_mobile=\u00a0\u00bbalign_center_mobile\u00a0\u00bb mobile_width=\u00a0\u00bb0″ width=\u00a0\u00bb1\/2″][vc_empty_space 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mobile_width=\u00a0\u00bb0″ width=\u00a0\u00bb1\/2″][uncode_block id=\u00a0\u00bb85796″ inside_column=\u00a0\u00bbyes\u00a0\u00bb][vc_empty_space empty_h=\u00a0\u00bb2″][vc_column_text]Des mesures compl\u00e8tes de protection sont prises contre les incendies de s\u00e9curit\u00e9 telles qu’\u00e9vacuation des explosions, isolation contre les explosions et la suppression des explosions adopt\u00e9es en fonction du risque des mat\u00e9riaux et des niveaux antid\u00e9flagrants afin de garantir des processus de production et d’exploitation s\u00fbrs et contr\u00f4lables.[\/vc_column_text][vc_separator sep_color=\u00a0\u00bbcolor-146634″][vc_column_text]Le refroidissement par air, par eau, par azote liquide et d’autres mesures cibl\u00e9es de contr\u00f4le de la temp\u00e9rature sont adopt\u00e9s en fonction des exigences de temp\u00e9rature du processus de production de mat\u00e9riaux afin de maintenir le mat\u00e9riau \u00e0 une temp\u00e9rature appropri\u00e9e pendant le processus de production.[\/vc_column_text][vc_separator sep_color=\u00a0\u00bbcolor-146634″][vc_column_text]La conception de technologie en boucle ferm\u00e9e de circulation d’air ou de gaz inerte est adopt\u00e9e afin de contr\u00f4ler efficacement l’apport d’humidit\u00e9 externe.[\/vc_column_text][vc_separator sep_color=\u00a0\u00bbcolor-146634″][vc_column_text]Les pi\u00e8ces cl\u00e9s en contact avec le mat\u00e9riau sont prot\u00e9g\u00e9es par une vari\u00e9t\u00e9 de mat\u00e9riaux selon le contr\u00f4le des \u00e9l\u00e9ments sensibles du mat\u00e9riau afin d’assurer dans une large mesure la puret\u00e9 du mat\u00e9riau.<\/p>\n

[\/vc_column_text][vc_separator sep_color=\u00a0\u00bbcolor-146634″][vc_column_text]La solution int\u00e9gr\u00e9e de s\u00e9chage et de concassage est adopt\u00e9e en raccourcissant le flux de processus et \u00e9conomisant de l’espace dans l’atelier, ce qui r\u00e9duit consid\u00e9rablement la consommation d’\u00e9nergie unitaire et l’investissement en \u00e9quipement.[\/vc_column_text][vc_separator sep_color=\u00a0\u00bbcolor-146634″][\/vc_column][\/vc_row]<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"

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