{"id":14182,"date":"2026-03-14T22:19:00","date_gmt":"2026-03-15T06:19:00","guid":{"rendered":"https:\/\/toknavgnss.com\/?p=14182"},"modified":"2026-06-21T19:14:56","modified_gmt":"2026-06-22T03:14:56","slug":"unmanned-survey-boat","status":"publish","type":"post","link":"https:\/\/toknavgnss.com\/fr\/unmanned-survey-boat\/","title":{"rendered":"Un puissant bateau de prospection sans pilote : 70% Des lev\u00e9s hydrographiques plus rapides avec un USV"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"14182\" class=\"elementor elementor-14182\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6afadb99 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-parent\" data-id=\"6afadb99\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div 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data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Bateau de recherche sans \u00e9quipage : Des lev\u00e9s hydrographiques efficaces avec un USV<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-64a3ccb e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"64a3ccb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6cf76cb1 elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"6cf76cb1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<svg aria-hidden=\"true\" 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112v48h448v-48c0-26.5-21.5-48-48-48z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6bea0c94 elementor-widget elementor-widget-text-editor\" data-id=\"6bea0c94\" data-element_type=\"widget\" data-e-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>2026-03-14<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-719572c e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"719572c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3a4790f elementor-widget elementor-widget-text-editor\" data-id=\"3a4790f\" data-element_type=\"widget\" data-e-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><strong>Bateau de recherche sans \u00e9quipage : Des lev\u00e9s hydrographiques efficaces avec un USV<\/strong><\/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-fc01789 elementor-widget elementor-widget-text-editor\" data-id=\"fc01789\" data-element_type=\"widget\" data-e-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 class=\"desc\">\n<div class=\"desc\">\n<p>Les lev\u00e9s hydrographiques sont au c\u0153ur de l'ing\u00e9nierie maritime, de la construction des installations de conservation de l'eau, de l'exploitation des ports et de la surveillance de l'environnement, mais les m\u00e9thodes traditionnelles de lev\u00e9s manuels ont longtemps limit\u00e9 l'efficacit\u00e9 de l'industrie. Le lev\u00e9 manuel de petits navires expose le personnel \u00e0 des conditions m\u00e9t\u00e9orologiques extr\u00eames, \u00e0 des eaux agit\u00e9es et \u00e0 des r\u00e9cifs peu profonds, avec un taux de risque de 30% plus \u00e9lev\u00e9 dans les eaux complexes ; l'efficacit\u00e9 des op\u00e9rations manuelles n'est que le quart de celle des \u00e9quipements sans \u00e9quipage, et les co\u00fbts de main-d'\u0153uvre, d'entretien et d'amortissement des navires repr\u00e9sentent plus de 60% du budget total du projet. Par ailleurs, les grands navires manuels ne peuvent pas acc\u00e9der aux eaux moins profondes que 0,5 m, ce qui laisse 20%-35% de zones d'\u00e9tude cl\u00e9s non couvertes. Aujourd'hui, <strong>bateaux d'\u00e9tude sans \u00e9quipage<\/strong>\u00a0sont devenues la solution optimale pour remplacer les m\u00e9thodes manuelles. <strong>relev\u00e9 hydrographique USV<\/strong>\u00a0s'appuie sur des performances de haute pr\u00e9cision et une conception intelligente, devenant ainsi le premier choix pour les projets de lev\u00e9s maritimes et fluviaux efficaces.<\/p>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a91e9a6 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"a91e9a6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d5eadbc elementor-widget-tablet__width-initial elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"d5eadbc\" data-element_type=\"widget\" data-e-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 loading=\"lazy\" decoding=\"async\" width=\"1366\" height=\"572\" src=\"https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/21f146a7ecfdaddd6f795e7f4070d626.jpg\" class=\"attachment-full size-full wp-image-14480\" alt=\"TOKNAV USV GNSS RTK Positioning and Data Acquisition System Diagram\" srcset=\"https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/21f146a7ecfdaddd6f795e7f4070d626.jpg 1366w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/21f146a7ecfdaddd6f795e7f4070d626-300x126.jpg 300w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/21f146a7ecfdaddd6f795e7f4070d626-1024x429.jpg 1024w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/21f146a7ecfdaddd6f795e7f4070d626-768x322.jpg 768w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/21f146a7ecfdaddd6f795e7f4070d626-18x8.jpg 18w\" sizes=\"auto, (max-width: 1366px) 100vw, 1366px\" \/>\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>\n\t\t<div class=\"elementor-element elementor-element-093e846 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"093e846\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a426a72 elementor-widget elementor-widget-text-editor\" data-id=\"a426a72\" data-element_type=\"widget\" data-e-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><strong>Principaux avantages des bateaux d'exploration sans pilote<\/strong><\/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-bb36d04 elementor-widget elementor-widget-text-editor\" data-id=\"bb36d04\" data-element_type=\"widget\" data-e-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 class=\"desc\">\n<div class=\"desc\">\n<p>Compar\u00e9 \u00e0 un relev\u00e9 hydrographique manuel, <strong>USV maritime pour l'\u00e9tude<\/strong> poss\u00e8de quatre avantages fondamentaux irrempla\u00e7ables, qui permettent de r\u00e9soudre les probl\u00e8mes de l'industrie gr\u00e2ce \u00e0 l'efficacit\u00e9 et \u00e0 la s\u00e9curit\u00e9 bas\u00e9es sur les donn\u00e9es :<\/p>\n<p><strong><span style=\"font-size: 16px;\">1. Risque z\u00e9ro sur le site, 100% S\u00e9curit\u00e9 du personnel<\/span><\/strong><\/p>\n<p>Les bateaux d'\u00e9tude sans pilote sont enti\u00e8rement t\u00e9l\u00e9command\u00e9s, ce qui permet aux enqu\u00eateurs de rester \u00e0 terre et d'\u00e9viter les risques de noyade, de chavirement et de collision. M\u00eame dans les eaux du large soumises \u00e0 des vents de niveau 5 ou dans les affluents int\u00e9rieurs \u00e9troits, l'USV peut accomplir des t\u00e2ches de mani\u00e8re autonome, ce qui r\u00e9duit les accidents de s\u00e9curit\u00e9 \u00e0 z\u00e9ro et les pertes d'\u00e9quipement caus\u00e9es par des erreurs de manipulation de 90%.<\/p>\n<p><strong style=\"font-size: 16px;\">2. 70% Efficacit\u00e9 accrue, cycle de projet raccourci<\/strong><\/p>\n<p>Les bateaux d'arpentage sans pilote TOKNAV peuvent fonctionner pendant 6 \u00e0 7 heures en continu \u00e0 une vitesse \u00e9conomique de 1,5 m\/s, avec une vitesse maximale de 7 m\/s. \u00c9quip\u00e9s d'une planification intelligente des itin\u00e9raires, ils couvrent des zones aquatiques de 15 km\u00b2 en 8 heures, accomplissant des t\u00e2ches manuelles de 5 jours en 1,5 jour, am\u00e9liorant l'efficacit\u00e9 globale des lev\u00e9s de plus de 70% et comprimant efficacement les cycles des projets.<\/p>\n<p><strong style=\"font-size: 16px;\">3. 40% R\u00e9duction des co\u00fbts, budget optimis\u00e9<\/strong><\/p>\n<p>Les lev\u00e9s manuels traditionnels n\u00e9cessitent des navires professionnels et des \u00e9quipages \u00e0 temps plein, avec des co\u00fbts de maintenance annuels d\u00e9passant $8000. Le TOKNAV USV se caract\u00e9rise par une faible consommation d'\u00e9nergie et une maintenance minimale, ce qui permet d'\u00e9liminer les co\u00fbts de main-d'\u0153uvre et de r\u00e9duire la d\u00e9pr\u00e9ciation des navires, r\u00e9duisant ainsi le co\u00fbt total des lev\u00e9s de plus de 40% pour les projets \u00e0 long terme, sans sacrifier la pr\u00e9cision des donn\u00e9es.<\/p>\n<p><strong style=\"font-size: 16px;\">4. Enqu\u00eate \u00e0 tr\u00e8s faible tirant d'eau et \u00e0 couverture totale<\/strong><\/p>\n<p>Les navires manuels ne parviennent pas \u00e0 naviguer dans des eaux d'une profondeur inf\u00e9rieure \u00e0 0,5 m. Le TOKNAV Tboat10 a un tirant d'eau de 8,5 cm et le Tboat20 un tirant d'eau de 10 cm, ce qui lui permet d'acc\u00e9der sans probl\u00e8me aux lacs peu profonds, aux estrans et aux zones portuaires peu profondes. Il r\u00e9alise des lev\u00e9s \u00e0 couverture totale 100%, \u00e9liminant les angles morts dans les environnements aquatiques restreints.<\/p>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-99e69d2 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"99e69d2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ce34fbe elementor-widget elementor-widget-text-editor\" data-id=\"ce34fbe\" data-element_type=\"widget\" data-e-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><strong>Positionnement de haute pr\u00e9cision : USV + GNSS RTK Principe de fonctionnement<\/strong><\/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-dcca2f6 elementor-widget elementor-widget-text-editor\" data-id=\"dcca2f6\" data-element_type=\"widget\" data-e-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 class=\"desc\">\n<div class=\"desc\">\n<p>Les lev\u00e9s hydrographiques de haute pr\u00e9cision reposent sur un positionnement au centim\u00e8tre pr\u00e8s, et le TOKNAV <strong>bateau de surveillance sans \u00e9quipage<\/strong>\u00a0int\u00e8gre des fonctions avanc\u00e9es de <strong>Technologie GNSS RTK<\/strong>\u00a0pour verrouiller la pr\u00e9cision des donn\u00e9es. L'USV est \u00e9quip\u00e9 d'antennes GNSS multifr\u00e9quences doubles, prenant en charge le suivi du syst\u00e8me complet BDS, GPS, GLONASS et GALILEO, avec une pr\u00e9cision RTK horizontale de \u00b18mm +1ppm et une pr\u00e9cision verticale de \u00b115mm +1ppm.<\/p>\n<p>Associ\u00e9 \u00e0 des \u00e9chosondeurs d'une r\u00e9solution de 0,01 m, l'USV synchronise le positionnement et les donn\u00e9es topographiques sous-marines en temps r\u00e9el, recueillant 120 ensembles de donn\u00e9es par seconde. M\u00eame dans les zones de ponts prot\u00e9g\u00e9es des signaux, la navigation inertielle int\u00e9gr\u00e9e maintient un fonctionnement stable, assurant une production continue et fiable de donn\u00e9es pour des rapports d'enqu\u00eate de haute pr\u00e9cision.<\/p>\n<\/div>\n<\/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-b718dbf elementor-widget-tablet__width-initial elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"b718dbf\" data-element_type=\"widget\" data-e-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 loading=\"lazy\" decoding=\"async\" width=\"1366\" height=\"572\" src=\"https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/04\/a4c8c4d3b7ce6c6fa650b4e3f8b5e327.jpg\" class=\"attachment-full size-full wp-image-16739\" alt=\"Real-World Inland Water Surveying with Tboat10 &amp; Tboat20 Unmanned Survey Boats\" srcset=\"https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/04\/a4c8c4d3b7ce6c6fa650b4e3f8b5e327.jpg 1366w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/04\/a4c8c4d3b7ce6c6fa650b4e3f8b5e327-300x126.jpg 300w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/04\/a4c8c4d3b7ce6c6fa650b4e3f8b5e327-1024x429.jpg 1024w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/04\/a4c8c4d3b7ce6c6fa650b4e3f8b5e327-768x322.jpg 768w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/04\/a4c8c4d3b7ce6c6fa650b4e3f8b5e327-18x8.jpg 18w\" sizes=\"auto, (max-width: 1366px) 100vw, 1366px\" \/>\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>\n\t\t<div class=\"elementor-element elementor-element-080aaf9 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"080aaf9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-da64eea elementor-widget elementor-widget-text-editor\" data-id=\"da64eea\" data-element_type=\"widget\" data-e-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><strong>Bateau d'exploration sans pilote TOKNAV : Caract\u00e9ristiques techniques principales<\/strong><\/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-689e892 elementor-widget elementor-widget-text-editor\" data-id=\"689e892\" data-element_type=\"widget\" data-e-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 class=\"desc\">\n<div class=\"desc\">\n<p>S\u00e9rie TOKNAV Tboat10 et Tboat20 <strong>relev\u00e9 hydrographique USV<\/strong>\u00a0sont con\u00e7us pour des sc\u00e9narios d'enqu\u00eate, avec des donn\u00e9es de base pour un travail efficace : Le Tboat10 adopte une coque en fibre de carbone avec une charge utile de 35 kg, le Tboat20 utilise une coque en composite avec une charge utile de 50 kg et une \u00e9tanch\u00e9it\u00e9 IP67 ; les deux batteries au lithium sont interchangeables \u00e0 chaud, l'endurance est de 3 heures \u00e0 2 m\/s et de 7 heures \u00e0 1,5 m\/s ; le radar \u00e9vite les obstacles de 0,1 \u00e0 20 m, le logiciel tSail prend en charge la planification de l'itin\u00e9raire et l'orientation \u00e0 l'aide d'une seule touche, ce qui permet un fonctionnement intelligent et facile.<\/p>\n<p><strong>L\u00e9gende de l'image : Affichage des param\u00e8tres de base et des d\u00e9tails de la structure de la coque du TOKNAV USV<\/strong>\u00a0- Pr\u00e9sentez en gros plan la coque renforc\u00e9e du v\u00e9hicule, les bandes anti-collision et le compartiment \u00e0 batteries, et dressez la liste des principaux param\u00e8tres techniques sous une forme visuelle permettant une lecture rapide.<\/p>\n<p><strong>Applications multiples du TOKNAV Marine USV pour l'arpentage<\/strong><\/p>\n<p>Les navires d'exploration sans pilote TOKNAV s'adaptent \u00e0 des sc\u00e9narios d'exploration diversifi\u00e9s, r\u00e9pondant aux exigences essentielles de l'industrie avec des performances pratiques :<\/p>\n<ul>\n<li><strong>Enqu\u00eate sur le dragage<\/strong>: Contr\u00f4ler les changements de profondeur de l'eau avant et apr\u00e8s le dragage, contr\u00f4ler l'erreur \u00e0 \u00b10,02 m, assurer la conformit\u00e9 de la construction ;<\/li>\n<li><strong>Enqu\u00eate sur les lacs et r\u00e9servoirs<\/strong>: R\u00e9aliser des \u00e9tudes topographiques et de s\u00e9dimentation pour des zones aquatiques de plus de 10 km\u00b2, soutenir la surveillance \u00e9cologique \u00e0 long terme ;<\/li>\n<li><strong>Surveillance des ports et des voies navigables<\/strong>: Patrouille quotidienne du chenal, d\u00e9tection des obstacles, garantissant la s\u00e9curit\u00e9 de la navigation 24 heures sur 24 et 7 jours sur 7 ;<\/li>\n<li><strong>Cartographie du terrain sous-marin<\/strong>: Coop\u00e9rer avec l'\u00e9quipement sonar pour dessiner des cartes topographiques sous-marines de haute pr\u00e9cision pour la construction d'ouvrages d'art.<\/li>\n<\/ul>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5188636 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"5188636\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-770b9b6 elementor-widget elementor-widget-text-editor\" data-id=\"770b9b6\" data-element_type=\"widget\" data-e-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><strong>Cas pratique : relev\u00e9 hydrographique des rivi\u00e8res int\u00e9rieures<\/strong><\/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-dde500a elementor-widget elementor-widget-text-editor\" data-id=\"dde500a\" data-element_type=\"widget\" data-e-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 class=\"desc\">\n<div class=\"desc\">\n<p>Un bureau de conservation de l'eau avait besoin d'\u00e9tudier une rivi\u00e8re int\u00e9rieure de 15 km\u00b2 avec des sections peu profondes de 0,1 \u00e0 0,3 m. Les navires manuels ne pouvaient pas acc\u00e9der aux zones peu profondes et le cycle planifi\u00e9 de 5 jours \u00e9tait serr\u00e9. Les navires manuels ne pouvaient pas acc\u00e9der aux zones peu profondes et le cycle planifi\u00e9 de 5 jours \u00e9tait serr\u00e9. Apr\u00e8s le d\u00e9ploiement du TOKNAV Tboat10, le tirant d'eau de 8,5 cm a navigu\u00e9 sans probl\u00e8me dans toutes les eaux. Le USV a fonctionn\u00e9 en continu pendant 6 heures, recueillant plus de 50000 donn\u00e9es valides avec une pr\u00e9cision de l'ordre du centim\u00e8tre. Le projet a \u00e9t\u00e9 achev\u00e9 en 1,5 jour, avec une couverture de 100% et aucun risque de s\u00e9curit\u00e9, fournissant des donn\u00e9es fiables pour la gestion des rivi\u00e8res.<\/p>\n<\/div>\n<\/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-0fb8bbf elementor-widget-tablet__width-initial elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"0fb8bbf\" data-element_type=\"widget\" data-e-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 loading=\"lazy\" decoding=\"async\" width=\"1366\" height=\"572\" src=\"https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/b1aff42e075d23c6e8fd35a6dd9d3541.jpg\" class=\"attachment-full size-full wp-image-14479\" alt=\"TOKNAV USV Inland River Survey Data Report and Field Operation Results\" srcset=\"https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/b1aff42e075d23c6e8fd35a6dd9d3541.jpg 1366w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/b1aff42e075d23c6e8fd35a6dd9d3541-300x126.jpg 300w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/b1aff42e075d23c6e8fd35a6dd9d3541-1024x429.jpg 1024w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/b1aff42e075d23c6e8fd35a6dd9d3541-768x322.jpg 768w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/03\/b1aff42e075d23c6e8fd35a6dd9d3541-18x8.jpg 18w\" sizes=\"auto, (max-width: 1366px) 100vw, 1366px\" \/>\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>\n\t\t<div class=\"elementor-element elementor-element-ef659c7 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"ef659c7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dafd369 elementor-widget elementor-widget-text-editor\" data-id=\"dafd369\" data-element_type=\"widget\" data-e-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><strong>Conclusion et appel \u00e0 l'action<\/strong><\/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-855e3f3 elementor-widget elementor-widget-text-editor\" data-id=\"855e3f3\" data-element_type=\"widget\" data-e-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 class=\"desc\"><div class=\"desc\"><p>Les bateaux sans pilote ont r\u00e9volutionn\u00e9 les lev\u00e9s hydrographiques, rempla\u00e7ant les m\u00e9thodes manuelles avec des avantages en termes de s\u00e9curit\u00e9, d'efficacit\u00e9 et de co\u00fbt. TOKNAV <strong>bateau de surveillance sans \u00e9quipage<\/strong>\u00a0int\u00e8gre un positionnement de haute pr\u00e9cision, un contr\u00f4le intelligent et une forte capacit\u00e9 d'adaptation, r\u00e9pondant ainsi \u00e0 toutes les exigences de l'arpentage en mer et dans les eaux int\u00e9rieures.<\/p><p>Pour le dragage, l'\u00e9tude des lacs, la surveillance des ports et d'autres projets, le TOKNAV USV fournit des services de lev\u00e9s efficaces et pr\u00e9cis. D\u00e9couvrez d'autres mod\u00e8les : <a href=\"\/fr\/unmanned-surface-vehicle\/\">D\u00e9couvrez la s\u00e9rie TOKNAV USV<\/a><\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e883187 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"e883187\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-78b742c elementor-align-center elementor-widget elementor-widget-button\" data-id=\"78b742c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-shrink\" href=\"\/wp-content\/uploads\/2026\/03\/Tboat10-Series.pdf\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">TBoat10 Unmanned Surface Vehicle.PDF (en anglais)<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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-bf6269e elementor-align-center elementor-widget elementor-widget-button\" data-id=\"bf6269e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-shrink\" href=\"\/wp-content\/uploads\/2026\/03\/Tboat20-Series.pdf\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">TBoat20 Unmanned Surface Vehicle.PDF (en anglais)<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dda7be1 elementor-widget elementor-widget-text-editor\" data-id=\"dda7be1\" data-element_type=\"widget\" data-e-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 class=\"desc\"><div class=\"desc\"><p>Contactez TOKNAV d\u00e8s maintenant pour am\u00e9liorer votre flux de travail et profiter de solutions de lev\u00e9s hydrographiques plus intelligentes et plus pr\u00e9cises !<\/p><\/div><\/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-2a75bcd elementor-align-center elementor-widget elementor-widget-button\" data-id=\"2a75bcd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/fr\/contact-us\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Envoyer une demande de renseignements<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\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>Home Unmanned Survey Boat: Efficient Hydrographic Survey with USV 2026-03-14 Unmanned Survey Boat: Efficient Hydrographic Survey with USV Hydrographic surveying is the core foundation of marine engineering, water conservancy construction, port operation and environmental monitoring, but traditional manual survey methods have long restricted industry efficiency. Manual small vessel surveying exposes staff to extreme weather, rough water and shallow reef risks, with a 30% higher safety hazard rate in complex waters; manual operation efficiency is only 1\/4 of unmanned equipment, and labor, vessel maintenance and depreciation costs account for over 60% of the total project budget. Meanwhile, large manual vessels cannot access waters shallower than 0.5m, leaving 20%-35% of key survey areas uncovered. Nowadays, unmanned survey boats\u00a0have become the optimal replacement for manual methods, and TOKNAV\u2019s hydrographic survey USV\u00a0relies on high-precision performance and intelligent design, becoming the first choice for efficient marine and inland water survey projects. Core Advantages of Unmanned Survey Boats Compared with manual hydrographic survey, marine USV for survey has four irreplaceable core advantages, solving industry pain points with data-backed efficiency and safety: 1. Zero On-Site Risk, 100% Personnel Safety Unmanned survey boats realize full remote control, keeping surveyors ashore to avoid drowning, capsizing and collision risks. Even in level 5 wind offshore waters or narrow inland tributaries, the USV can complete tasks independently, reducing safety accidents to zero and cutting equipment loss caused by misoperation by 90%. 2. 70% Higher Efficiency, Shortened Project Cycle TOKNAV unmanned survey boats support 6-7 hours of continuous operation at 1.5m\/s economical speed, with a maximum speed of 7m\/s. Equipped with intelligent route planning, it covers 15km\u00b2 water areas in 8 hours, completing manual 5-day tasks in 1.5 days, improving overall survey efficiency by over 70% and compressing project cycles effectively. 3. 40% Cost Reduction, Optimized Budget Traditional manual survey needs professional vessels and full-time crews, with annual maintenance costs exceeding $8000. TOKNAV USV features low power consumption and minimal maintenance, eliminating labor costs and reducing vessel depreciation, cutting total survey costs by over 40% for long-term projects without sacrificing data accuracy. 4. Ultra-Shallow Draft, Full-Coverage Survey Manual vessels fail to navigate waters shallower than 0.5m, while TOKNAV Tboat10 has an 8.5cm ultra-shallow draft, Tboat20 a 10cm draft, smoothly accessing shallow lakes, tidal flats and port shallow areas. It realizes 100% full-coverage survey, eliminating blind spots in restricted water environments. High-Precision Positioning: USV + GNSS RTK Working Principle High-precision hydrographic survey relies on centimeter-level positioning, and TOKNAV unmanned survey boat\u00a0integrates advanced GNSS RTK technology\u00a0to lock data accuracy. The USV is equipped with dual multi-frequency GNSS antennas, supporting BDS, GPS, GLONASS and GALILEO full-system tracking, with RTK horizontal accuracy of \u00b18mm +1ppm and vertical accuracy of \u00b115mm +1ppm. Paired with 0.01m resolution echo sounders, the USV synchronizes positioning and underwater topographic data in real time, collecting 120 sets of data per second. Even in signal-shielded bridge areas, the built-in inertial navigation maintains stable operation, ensuring continuous and reliable data output for high-precision survey reports. TOKNAV Unmanned Survey Boat: Core Technical Features TOKNAV Tboat10 and Tboat20 series hydrographic survey USV\u00a0are tailored for survey scenarios, with hard-core data to support efficient work: Tboat10 adopts carbon fiber hull with 35kg payload, Tboat20 uses composite hull with 50kg payload and IP67 waterproof rating; dual lithium batteries support hot-swap, 3 hours at 2m\/s and 7 hours at 1.5m\/s endurance; 0.1-20m radar obstacle avoidance, tSail software supports one-key route planning and homing, realizing easy intelligent operation. Image Caption: TOKNAV USV Core Parameter &amp; Hull Structure Detail Display\u00a0\u2013 Present the close-up of the USV reinforced hull, anti-collision strips and battery compartment, and list key technical parameters in a visual form for quick reading. Wide Applications of TOKNAV Marine USV for Survey TOKNAV unmanned survey boats adapt to diversified survey scenarios, covering core industry demands with practical performance: Dredging Survey: Monitor water depth changes before and after dredging, control error within \u00b10.02m, ensure construction compliance; Lake &amp; Reservoir Survey: Conduct topographic and sedimentation survey for 10km\u00b2+ water areas, support long-term ecological monitoring; Port &amp; Waterway Monitoring: Daily channel patrol, obstacle detection, guarantee 24\/7 navigation safety; Underwater Terrain Mapping: Cooperate with sonar equipment to draw high-precision underwater topographic maps for engineering construction. Practical Case: Inland River Hydrographic Survey A water conservancy bureau needed to survey a 15km\u00b2 inland river with 0.1-0.3m shallow sections. Manual vessels couldn\u2019t access shallow areas, and the 5-day planned cycle was tight. After deploying TOKNAV Tboat10, the 8.5cm draft navigated all waters smoothly; the USV operated continuously for 6 hours, collecting 50000+ valid data sets with centimeter-level accuracy. The project was completed in 1.5 days, with 100% coverage and zero safety risks, providing reliable data for river management. Conclusion &amp; Call to Action Unmanned survey boats have revolutionized hydrographic surveying, replacing manual methods with safety, efficiency and cost advantages. TOKNAV unmanned survey boat\u00a0series integrates high-precision positioning, intelligent control and strong adaptability, meeting all-round demands of marine and inland water survey. For dredging, lake survey, port monitoring and other projects, TOKNAV USV delivers efficient and accurate survey services. Explore more models: Check Out TOKNAV USV Series TBoat10 Unmanned Surface Vehicle.PDF TBoat20 Unmanned Surface Vehicle.PDF Contact TOKNAV now to upgrade your survey workflow, and enjoy smarter, more precise hydrographic survey solutions! Send an Inquiry<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[53,62],"tags":[76,77],"class_list":["post-14182","post","type-post","status-publish","format-standard","hentry","category-blog","category-hydrographic-survey-usv","tag-hydrographic-survey","tag-unmanned-surface-vehicle"],"acf":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"jeffreyrtk@gmail.com","author_link":"https:\/\/toknavgnss.com\/fr\/author\/jeffreyrtkgmail-com\/"},"uagb_comment_info":0,"uagb_excerpt":"Home Unmanned Survey Boat: Efficient Hydrographic Survey with USV 2026-03-14 Unmanned Survey Boat: Efficient Hydrographic Survey with USV Hydrographic surveying is the core foundation of marine engineering, water conservancy construction, port operation and environmental monitoring, but traditional manual survey methods have long restricted industry efficiency. Manual small vessel surveying exposes staff to extreme weather, rough\u2026","_links":{"self":[{"href":"https:\/\/toknavgnss.com\/fr\/wp-json\/wp\/v2\/posts\/14182","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/toknavgnss.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/toknavgnss.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/toknavgnss.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/toknavgnss.com\/fr\/wp-json\/wp\/v2\/comments?post=14182"}],"version-history":[{"count":21,"href":"https:\/\/toknavgnss.com\/fr\/wp-json\/wp\/v2\/posts\/14182\/revisions"}],"predecessor-version":[{"id":18985,"href":"https:\/\/toknavgnss.com\/fr\/wp-json\/wp\/v2\/posts\/14182\/revisions\/18985"}],"wp:attachment":[{"href":"https:\/\/toknavgnss.com\/fr\/wp-json\/wp\/v2\/media?parent=14182"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/toknavgnss.com\/fr\/wp-json\/wp\/v2\/categories?post=14182"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/toknavgnss.com\/fr\/wp-json\/wp\/v2\/tags?post=14182"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}