{"id":653,"date":"2025-07-14T07:48:03","date_gmt":"2025-07-13T23:48:03","guid":{"rendered":"http:\/\/nbbaishi.ceshi24.7-mi.net\/?p=653"},"modified":"2025-07-22T10:30:39","modified_gmt":"2025-07-22T02:30:39","slug":"%e6%b5%ae%e7%ad%92%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.besbuoymanufacturer.com\/?p=653","title":{"rendered":"The working principle of the float"},"content":{"rendered":"\n<p><strong>The working principle of the float is based on Archimedes&#8217; principle of buoyancy. It achieves functions such as liquid level measurement and object retrieval by adjusting the balance between buoyancy and gravity<\/strong>\u200c\uff0cThe specific mechanisms vary depending on the application scenarios.<\/p>\n\n\n\n<p>\u200c<strong>The working principle of the liquid level measurement float<\/strong>\u200c<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u200cCore principle<\/strong> \u200c : when part of the float is immersed in the liquid, the buoyant force it experiences is directly proportional to the height of the liquid level (float = liquid discharge F float =\u03c1 liquid gV discharge). The change in liquid level causes the volume of the float submerged to change, thereby triggering a change in buoyancy. \u200c \u200c \u200c \u200c<\/li>\n\n\n\n<li>\u200c<strong>Force-signal conversion \u200c :<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u200c<strong>Mechanical displacement<\/strong> \u200c : the resultant force of buoyancy and self-weight is converted into linear displacement through a spring or into angular displacement through a torque tube. \u200c \u200c<\/li>\n\n\n\n<li>\u200c<strong>Signal output<\/strong> \u200c : The magnetic coupling device (such as hall sensor \/LVDT) converts the displacement into a 4~20mA electrical signal output. \u200c \u200c<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u200c<strong>Compensation design<\/strong> \u200c : Some high-precision instruments adopt temperature compensation technology to reduce the influence of liquid density changes on the measurement results.<\/li>\n<\/ol>\n\n\n\n<p>\u200c<strong>The working principle of the engineering floating device<\/strong>\u200c<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u200c<strong>Buoyancy support structure<\/strong>\u200c\uff1a\n<ul class=\"wp-block-list\">\n<li>The sealed cavity float generates buoyancy by displacing water, and the buoyancy of a single float can reach several tons. \u200c<\/li>\n\n\n\n<li>Polymer material floats have the characteristics of impact resistance and corrosion resistance, making them suitable for long-term water operations. \u200c \u200c<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u200c<strong>Salvage shipwreck application \u200c<\/strong>\u200c\uff1a\n<ul class=\"wp-block-list\">\n<li>\u200c<strong>Key step \u200c<\/strong> : Fix the water-filled floating tubes on both sides of the sunken ship, inject air to drain water and reduce the total weight. When the buoyancy (float F float) is greater than the total gravity (total G total), the ship will rise. \u200c \u200c<\/li>\n\n\n\n<li>\u200c<strong>Mechanical equilibrium<\/strong> \u200c : after drainage, the gravity of the float decreases by approximately 90% (based on a water density of 1g\/cm\u00b3), significantly enhancing the net buoyancy.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>The working principle of the float is based on Archimed [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":654,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[11],"tags":[],"class_list":["post-653","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=\/wp\/v2\/posts\/653","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=653"}],"version-history":[{"count":4,"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=\/wp\/v2\/posts\/653\/revisions"}],"predecessor-version":[{"id":860,"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=\/wp\/v2\/posts\/653\/revisions\/860"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=\/wp\/v2\/media\/654"}],"wp:attachment":[{"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=653"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=653"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.besbuoymanufacturer.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}