{"id":6050,"date":"2023-08-04T10:08:29","date_gmt":"2023-08-04T02:08:29","guid":{"rendered":"https:\/\/www.dcl-controls.com\/?p=6050"},"modified":"2024-12-19T12:09:03","modified_gmt":"2024-12-19T12:09:03","slug":"dcl-iot-actuator","status":"publish","type":"post","link":"https:\/\/dcl-actuator.com\/en_us\/2023\/08\/04\/dcl-iot-actuator\/","title":{"rendered":"Monitoring and analyzing occasional faults at the actuator side using the Internet of Things (IoT)"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"6050\" class=\"elementor elementor-6050\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9d3f5d6 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"9d3f5d6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cc56700\" data-id=\"cc56700\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-583b268 elementor-widget elementor-widget-heading\" data-id=\"583b268\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Customer site feedback cooling system three-way valve failed to operate to the specified position<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb7186b elementor-widget elementor-widget-text-editor\" data-id=\"eb7186b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00a0 \u00a0 \u00a0 A nuclear power customer contacted us with feedback of occasional inactivity of the actuator. The specific situation is that after the control system sends an opening command to the actuator via 4~20mA, the actuator feedback does not change the opening degree. After entering the site after power failure, the mechanical opening indicator on the actuator showed that the actuator did not operate.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bff35e6 elementor-widget elementor-widget-heading\" data-id=\"bff35e6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Special Application Scenarios<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2aab9a9 elementor-widget elementor-widget-text-editor\" data-id=\"2aab9a9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div>\u00a0 \u00a0 \u00a0 \u00a0 Since the application scenario of the device defines a safe operating practice where the power supply must be disconnected before personnel can enter the site, it is not possible to save the state of the fault site.<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8e4bc95 elementor-widget elementor-widget-heading\" data-id=\"8e4bc95\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Deployment of DCL Spirit Dogs to monitor actuator operating data<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8459001 elementor-widget elementor-widget-image\" data-id=\"8459001\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1124\" height=\"429\" src=\"https:\/\/dcl-actuator.com\/wp-content\/uploads\/2023\/08\/actuator-iot-diagnosis.webp\" class=\"attachment-full size-full wp-image-6054\" alt=\"DCL Actuator Iot Diagnosis | DCL Actuator Iot Diagnosis\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-671e7a0 elementor-widget elementor-widget-text-editor\" data-id=\"671e7a0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00a0 \u00a0 \u00a0 \u00a0 Deployment of DCL Spirit Dogs to monitor actuator operation data via IoT. After more than 1 month of uninterrupted monitoring, the fault recurred again. By analyzing the actuator operation data within the time window of the fault occurrence, it was found that during this period, the actuator received an opening signal of 0.1mA, reporting an input signal fault.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d5f8048 elementor-widget elementor-widget-heading\" data-id=\"d5f8048\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Problems solved<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a593ec0 elementor-widget elementor-widget-text-editor\" data-id=\"a593ec0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00a0 \u00a0 \u00a0 \u00a0 After the customer analyzed the wiring between the control system and the actuator, located and solved the problem. The machine was turned on and running again, and through more than 3 months of continuous monitoring, the problem did not recur. The customer's field problem was solved and the spirit dog retired.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Customer site feedback cooling system three-way valve f [...]<\/p>","protected":false},"author":1,"featured_media":6132,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-6050","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cases"],"acf":[],"_links":{"self":[{"href":"https:\/\/dcl-actuator.com\/en_us\/wp-json\/wp\/v2\/posts\/6050","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dcl-actuator.com\/en_us\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dcl-actuator.com\/en_us\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dcl-actuator.com\/en_us\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dcl-actuator.com\/en_us\/wp-json\/wp\/v2\/comments?post=6050"}],"version-history":[{"count":0,"href":"https:\/\/dcl-actuator.com\/en_us\/wp-json\/wp\/v2\/posts\/6050\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dcl-actuator.com\/en_us\/wp-json\/wp\/v2\/media\/6132"}],"wp:attachment":[{"href":"https:\/\/dcl-actuator.com\/en_us\/wp-json\/wp\/v2\/media?parent=6050"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dcl-actuator.com\/en_us\/wp-json\/wp\/v2\/categories?post=6050"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dcl-actuator.com\/en_us\/wp-json\/wp\/v2\/tags?post=6050"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}