{"id":8590,"date":"2026-07-21T14:26:45","date_gmt":"2026-07-21T06:26:45","guid":{"rendered":"https:\/\/www.wtauserver.com\/?p=8590"},"modified":"2026-07-21T14:26:45","modified_gmt":"2026-07-21T06:26:45","slug":"online-hydraulic-oil-monitoring-system-for-cranes","status":"publish","type":"post","link":"https:\/\/www.wtauserver.com\/en\/online-hydraulic-oil-monitoring-system-for-cranes\/","title":{"rendered":"Crane hydraulic oil online monitoring system (oil quality sensor\/oil pollution monitoring)"},"content":{"rendered":"<h2>1. Industry background and pain points of operation and maintenance of crane hydraulic system<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-8591 aligncenter\" src=\"https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/1-3.webp\" alt=\"Crane oil online monitoring system monitoring principle\" width=\"985\" height=\"573\" srcset=\"https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/1-3.webp 985w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/1-3-300x175.webp 300w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/1-3-768x447.webp 768w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/1-3-18x10.webp 18w\" sizes=\"auto, (max-width: 985px) 100vw, 985px\" \/><\/p>\n<p>The power and control cores of lifting cranes, crawler cranes and various types of heavy construction machinery depend on hydraulic systems. However, in a high-intensity operating environment, hydraulic oil can easily deteriorate due to mechanical wear, dust intrusion or moisture condensation.\uff1a<\/p>\n<ul>\n<li><strong>Concealment, severe wear and tear\uff1a<\/strong>Micron-level metal particles and impurities circulate at high speed in the hydraulic pipeline, causing irreversible wear and stagnation to the hydraulic pump, valve core and actuator, which can easily lead to sudden shutdown and failure.<\/li>\n<li><strong>Lag in traditional sampling and detection\uff1a<\/strong>The traditional timed manual sampling and inspection has a long cycle and cannot reflect the dynamics of oil quality in real time. Often, when the oil product deteriorates, the key hydraulic components have been damaged.<\/li>\n<\/ul>\n<p>To solve this problem, Weite launched<strong>Online monitoring system for hydraulic fluid of crane<\/strong>\u3002 Through the deployment of high-precision sensing units in the hydraulic circuit, the 24\/7 real-time monitoring of indicators such as oil pollution, water content and saturation is realized, and the digital transformation of construction machinery operation and maintenance from \u201cpassive maintenance\u201d to \u201cactive early warning\u201d is promoted.<\/p>\n<p>&nbsp;<\/p>\n<h2>2. Core hardware: industrial grade\/mining intrinsically safe oil quality sensor<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-8592 aligncenter\" src=\"https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/2-4.webp\" alt=\"Industrial grade\/mining intrinsically safe oil texture sensor\" width=\"566\" height=\"520\" srcset=\"https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/2-4.webp 566w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/2-4-300x276.webp 300w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/2-4-13x12.webp 13w\" sizes=\"auto, (max-width: 566px) 100vw, 566px\" \/><\/p>\n<p>The core sensor of this program is based on advanced<strong>Single laser shading counting measurement principle<\/strong>, Combined with the high-order signal filtering model, it can accurately quantify the number and size distribution of microscopic particles in the oil, and simultaneously complete the comprehensive diagnosis of the moisture state.<\/p>\n<h3>1.  Key technical performance<\/h3>\n<ul>\n<li><strong>Multi-channel precision order analysis\uff1a<\/strong>Built-in 8 independent particle size measurement channels, the detection range covers 1\uff5e400\u00b5m, and the measurement sensitivity is as high as 1\u00b5m. It is fully compatible with mainstream industrial oil quality rating standards such as ISO, NAS, GJB and GB.<\/li>\n<li><strong>Bubble and trace water correction technology\uff1a<\/strong>The integrated data compensation algorithm can automatically identify and eliminate the light scattering interference caused by tiny air bubbles and water droplets in the oil circuit, ensuring the stability and repeatability of the output data.<\/li>\n<\/ul>\n<h3>2.  Adaptability to harsh environments<\/h3>\n<ul>\n<li><strong>High-level explosion-proof certification\uff1a<\/strong>Obtained the mine intrinsically safe explosion-proof certification (mark: Ex ib I Mb), which can safely cope with the high-risk industrial and mining environment with high dust, high humidity and the presence of flammable and explosive gases in the open air.<\/li>\n<li><strong>Rugged material\uff1a<\/strong>The sensor housing is made of industrial-grade stainless steel with a fluorine rubber sealing structure, with a protection level of IP66; it can withstand the ambient temperature of -20\u2103\uff5e+40\u2103 and the temperature of the oil medium from -40\u2103\uff5e+85\u2103.<\/li>\n<\/ul>\n<h3>3.  Oil circuit compatibility and system topology<\/h3>\n<ul>\n<li><strong>High and low voltage bypass access\uff1a<\/strong>It adopts a bypass three-way connection to adapt to the flow range of 10\uff5e300mL\/min. The basic withstand pressure is up to 30bar, and after supporting a special decompression module, it can withstand a high-pressure oil circuit environment of up to 300bar.<\/li>\n<li><strong>Standard industrial bus\uff1a<\/strong>It adopts DC 12V power supply, supports RS485 communication and MODBUS RTU standard protocol, and can be seamlessly integrated into on-site PLC, centralized control cabinet, or remote IOT monitoring platform.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>3. The core functional architecture of the system<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8594 size-full\" src=\"https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/123.webp\" alt=\"Example application scenarios\" width=\"1020\" height=\"551\" srcset=\"https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/123.webp 1020w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/123-300x162.webp 300w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/123-768x415.webp 768w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/123-18x10.webp 18w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><\/p>\n<table>\n<thead>\n<tr>\n<th>Functional section<\/th>\n<th>Functional description and technical performance<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Real-time perception of multidimensional indicators<\/strong><\/td>\n<td>Continuously collect the pollution level, particle distribution gradient, dissolved water content and oil saturation of hydraulic oil, and upload the data to the monitoring terminal in real time to grasp the whole picture of oil health.<\/td>\n<\/tr>\n<tr>\n<td><strong>Dynamic early warning and threshold management<\/strong><\/td>\n<td>Support user-defined oil pollution and water content alarm lines. When the parameters drift abnormally, the system triggers an alarm at the second level to guide the personnel to filter or change the oil in time.<\/td>\n<\/tr>\n<tr>\n<td><strong>Data precipitation and trend traceability<\/strong><\/td>\n<td>Automatically record and save historical monitoring trajectories and fault logs, and generate oil quality change trend charts with one click, providing scientific data support for equipment maintenance traceability and fixed-point maintenance.<\/td>\n<\/tr>\n<tr>\n<td><strong>Flexible deployment of lossless bypass<\/strong><\/td>\n<td>There is no need to change the structure of the main hydraulic pipeline, and a high-pressure\/low-pressure dual bypass installation scheme is provided to support on-site non-stop assembly, greatly reducing the threshold for equipment transformation and maintenance.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><\/h2>\n<h2>Fourth, the application advantages of the program<\/h2>\n<ul>\n<li><strong>Accurate detection and high immunity to interference\uff1a<\/strong>Laser quantitative analysis is combined with software correction to eliminate the interference of air bubbles and mist, and the test results are true and credible.<\/li>\n<li><strong>Significantly reduce costs and extend equipment life\uff1a<\/strong>Through \u201coil change according to quality\u201c instead of \u201dregular oil change\", the potential of oil products is fully realized, and the abnormal wear and tear of hydraulic parts and unplanned downtime losses are significantly reduced.<\/li>\n<li><strong>High protection, wide scene coverage\uff1a<\/strong>Intrinsically safe, explosion-proof design and high-protection shell can easily navigate harsh environments such as construction sites, underground mines and open-air operations.<\/li>\n<li><strong>Networking capabilities\uff1a<\/strong>The industrial-grade communication interface can easily support stand-alone monitoring or interlocking centralized control of multiple crane clusters.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>V. Typical application scenarios<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-8593 aligncenter\" src=\"https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/3-3.webp\" alt=\"Typical Applications\" width=\"894\" height=\"178\" srcset=\"https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/3-3.webp 894w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/3-3-300x60.webp 300w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/3-3-768x153.webp 768w, https:\/\/www.wtauserver.com\/wp-content\/uploads\/2026\/07\/3-3-18x4.webp 18w\" sizes=\"auto, (max-width: 894px) 100vw, 894px\" \/><\/p>\n<p>This system is widely used in<strong>Truck crane, crawler crane, gantry crane, bridge crane (driving)<\/strong>At the same time, it can be expanded and deployed in the hydraulic power systems of belt conveyors, underground boring machines and large-scale construction machinery. It is an ideal choice for digitization of hydraulic operation and maintenance in mining, engineering construction, port logistics and other fields.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u884c\u4e1a\u80cc\u666f\u4e0e\u540a\u8f66\u6db2\u538b\u7cfb\u7edf\u8fd0\u7ef4\u75db\u70b9 \u8d77\u91cd\u540a\u8f66\u3001\u5c65\u5e26\u540a\u53ca\u5404\u7c7b\u91cd\u578b\u5de5\u7a0b\u673a\u68b0\u7684\u52a8\u529b\u4e0e\u63a7\u5236\u6838\u5fc3\u5747\u4f9d\u8d56\u4e8e\u6db2\u538b\u7cfb\u7edf\u3002\u4f46\u5728\u9ad8 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[128],"tags":[],"class_list":["post-8590","post","type-post","status-publish","format-standard","hentry","category-new-products"],"_links":{"self":[{"href":"https:\/\/www.wtauserver.com\/en\/wp-json\/wp\/v2\/posts\/8590","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wtauserver.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wtauserver.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wtauserver.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wtauserver.com\/en\/wp-json\/wp\/v2\/comments?post=8590"}],"version-history":[{"count":1,"href":"https:\/\/www.wtauserver.com\/en\/wp-json\/wp\/v2\/posts\/8590\/revisions"}],"predecessor-version":[{"id":8595,"href":"https:\/\/www.wtauserver.com\/en\/wp-json\/wp\/v2\/posts\/8590\/revisions\/8595"}],"wp:attachment":[{"href":"https:\/\/www.wtauserver.com\/en\/wp-json\/wp\/v2\/media?parent=8590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wtauserver.com\/en\/wp-json\/wp\/v2\/categories?post=8590"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wtauserver.com\/en\/wp-json\/wp\/v2\/tags?post=8590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}