Hydrographic Survey and USV

Hydrographic survey, echo sounder, USV and unmanned survey boat content for water mapping and positioning projects.

Sondeur professionnel destiné aux levés fluviaux et aux levés hydrographiques sur le terrain

Le meilleur échosondeur pour les levés fluviaux : Guide pratique des levés hydrographiques

Home Best Echo Sounder for River Surveying: Practical Hydrographic Survey Guide 2026-06-03 1. Quick Overview: Why Echo Sounders Power River Hydrographic Surveys At Toknav, we know echo sounders are the primary depth-sensing tool in hydrographic surveys, especially for riverbed mapping. In this guide, we break down the latest survey-grade models. We also discuss practical workflows for river surveying. We’ve built a detailed spec comparison table, picked the top 3 echo sounders for river use, and explained how your choice impacts survey accuracy and efficiency. We’ve added clear links and CTAs to help you explore our USV and support services for turnkey solutions. Professional echo sounder working for river surveying and hydrographic survey on field site Hydrographic surveying maps underwater depths, terrain, and hidden obstacles. This ensures navigation safety and supports waterway engineering projects. Rivers and shallow waterways present tricky challenges, including vegetation, turbidity, and shifting depths. That’s why high-frequency 200 kHz echo sounders are our go-to for precise shallow-water detection. Integrated GPS and RTK positioning are also must-haves. They tag every depth reading with accurate geographic coordinates for reliable mapping results. 2. Key Factors to Choose an Echo Sounder for River Surveying Picking a suitable echo sounder makes all the difference for smooth field work. Below are the core factors every river surveyor should check before making a choice. 2.1 Frequency & Signal Penetration High-frequency systems around 200 kHz deliver sharp detail in shallow river water. Lower frequencies (24–33 kHz) cut through murky water but use wider signal beams. Dual-frequency echo sounders combine both strengths, letting you capture clear data no matter if the river is clear or filled with sediment and turbidity. 2.2 Beam Angle Narrow beams (3–5°) capture finer spatial details for precise river mapping. Wider beams (8–20°) cover more ground per ping but reduce detail level. For example, our integrated echo sounder for Tboat USVs uses an 8° beam at 200 kHz, striking a perfect balance between wide coverage and clear survey data for river routes. 2.3 Depth Range Most river surveys only require a 0–100 m depth range. Still, models supporting 200 m or deeper add great flexibility for deep river channels. Our echo sounder covers 0.3–200 m, handling regular shallow rivers and deeper water sections without switching devices. 2.4 Accuracy & Resolution Professional survey-grade echo sounders reach centimeter-level accuracy. Our model offers ±2 cm depth accuracy for highly reliable river data. Most modern devices hit ±0.01 m or 0.1% of measured depth, with 10–20 Hz ping rates boosting data density for fast-flowing river environments. 2.5 Integration & Interface Quality echo sounders support standard NMEA or Ethernet data output, like RS-232 and TCP/IP. This allows for seamless connection with GNSS receivers and survey software. All-in-one portable units that combine echo sounder and GNSS simplify setup. They are perfect for small survey boats working along narrow river sections. Your echo sounder selection directly impacts final bathymetry results. A precise device delivers clear maps, while poor transducer choices can cause data errors or missing terrain features. Get Free Professional Advice | Inquire About Echo Sounder Selection 3. Echo Sounder Spec Comparison for River Surveys We’ve sorted mainstream river survey echo sounders into a clear table below, with specs pulled directly from official product data for your easy reference. Main echo sounder models for river surveying and hydrographic survey specification display Model Frequency Beam Angle Depth Range Accuracy Interface Ideal Use-Case TSBES (Single-beam Echosounder) 200k Hz 8°  0.5m-200m 1cm+0.1%h Lan,RS232(Baudrate9600-230400) For shallow mapping and portable small-boat hydrography. TMBES (Advanced Multibeam Echosounder) 400k Hz 8°  0.2m-150m 2cm+1ppm(RTK)0.6m(SBAS)//1.2m(single point) RS-232 High-resolution 3D mapping in shallow waters; multifunctional surveys from rivers to coastal areas. SDE (Portable Dual Frequency Echo Sounder) 200k Hz & 20k Hz standard 200k Hz: 7°20k Hz: 20° 200k Hz: 0.3m-200m 20k Hz: 0.5m-600m 200 kHz: ±1cm±0.1%D 20 kHz: ±10cm±0.1%D (D is the depth value) 3* RS232, 1* RS485, 1 power supply interface, 1 transducer port and 1 LAN port High frequency for shallow mapping & silt thickness; low frequency for rivers to deep seas. Each model has its own strengths for different river survey scenarios. Check your on-site conditions and working tools to pick the most matched solution for your team. Request Full Datasheets | Get Custom Price Quote 4. Top 3 Recommended Echo Sounders for River Survey Projects After comparing performance, portability and field adaptability, we’ve picked 3 top models tailored for daily river hydrographic survey work. 4.1 TSBES (Single-beam Echosounder) This single-beam sounder is built exclusively for our Tboat USVs, delivering centimeter-level precision for shallow river mapping.Its 8° beam suits narrow river channels well. Built-in GNSS and RTK sync plus noise filters keep data stable even in turbid river water.The plug-and-play design works perfectly with our USVs, cutting down setup time and improving overall safety during long professional survey missions.It stands out for ultra-precise river bathymetry, letting you get detailed underwater terrain with minimal manual operation from your team. 4.2 TMBES (Advanced Multibeam Echosounder) This portable dual-frequency echo sounder comes with built-in data logging, ideal for mobile river survey teams.Running at 400 kHz with a 8° beam, it covers 0.2–150 m depth and maintains ±2cm (±0.1%) accuracy across full ranges.Its compact all-in-one body fits small boats, kayaks and jet skis. Advanced DSP supports 20 Hz ping rate and clear echograms to tell river vegetation apart from real riverbeds.Independent surveyors love this rugged device. It’s easy to deploy, records complete data and connects smoothly with external GPS units for shallow river channel mapping. 4.3 SDE (Portable Dual Frequency Echo Sounder) This dual-channel echo sounder features a wide frequency range from 20 kHz to 200k Hz for flexible field use.Pair it with a 200k Hz transducer for a narrow 20° beam. It supports depths from 0.3m shallow water up to 600m for multi-scene surveys.As a trusted industry workhorse, it reaches 20k Hz ping rate and steady ±0.01 m (±0.1%) accuracy at 200k Hz.Multiple interfaces including RS-232 and Ethernet ensure easy connection with GPS and survey software. It works reliably from narrow rivers to deep waterways.All three models

Le meilleur échosondeur pour les levés fluviaux : Guide pratique des levés hydrographiques Lire la suite »

Asie du Sud-Est Distributeur USV Toknav Tboat USV Philippines Commentaires des clients

Toknav Tboat Series USV : Philippines Client approuvé| Recrutement d'un distributeur pour l'Asie du Sud-Est

Home Toknav Tboat Series USV: Philippines Client Approved| Southeast Asia Distributor Recruitment 2026-06-03 Why Toknav Tboat USV Leads Southeast Asia Aquatic Survey & Monitoring Southeast Asia has a fast-growing demand for reliable unmanned surface vehicles (USVs) for bathymetry, water quality monitoring, and coastal patrol. Toknav’s Tboat10 and Tboat20 series are tailored to local water conditions, with high automation and strong disturbance resistance. These USVs support full-system RTK positioning and multiple payloads to cover 99% of aquatic operation needs. High-Precision RTK Positioning for Philippine & Southeast Asian Waters Toknav USVs use multi-frequency signal tracking for BDS, GPS, GLONASS, GALILEO, SBAS, and QZSS. The RTK positioning reaches ±8mm horizontal +1ppm and ±15mm vertical +1ppm, ideal for Philippine coastal mapping and river surveying. It ensures stable data collection even in narrow waterways and bridge areas. Rugged Design Adapted to Southeast Asian Coastal & River Conditions Tboat10 uses a double-hull M-type carbon fiber body; Tboat20 adopts a full-curved V-shaped hull. Both have IP67 protection, omnidirectional bumpers, and reinforced bow/keel designs. They resist wind force 3–4 and wave height 2–3, perfect for Southeast Asia’s variable coastal and inland water environments. Tboat10 vs Tboat20: Full-Spec USV Models for Diverse Maritime Tasks Toknav provides two professional USV platforms to match different project scales. Tboat10 is compact and portable for small surveys, while Tboat20 is a heavy-duty model for large-scale, long-duration tasks. Both support hot-swap batteries and one-key control for easy field use. Southeast Asia USV Distributor Toknav Tboat10 Tboat20 USV Parameter Comparison Tboat10 Compact USV: Lightweight & High-Efficiency for Small-Scale Projects Tboat10 has a 980520254mm hull, 7kg hull weight, and 35kg max payload. It runs 3 hours at 2m/s and 7 hours at 1.5m/s per battery set, with a 7m/s top speed. It fits echo sounders, water quality sensors, and 360° night vision cameras for shallow-water survey and sampling in the Philippines. Tboat20 Professional USV: All-In-One Solution for 99% Industry Demands Tboat20 measures 1280580430mm, with 12kg hull weight and 50kg max payload. It carries side-scan sonars, multibeam echo sounders, and ADCP for full-terrain topography and hydrological monitoring. Its 7-hour endurance and 6m/s speed meet large-area coastal and reservoir operations in Southeast Asia. Request USV Distributor Quote Philippines Client Testimonials: Real Visual Feedback & On-Site Performance We have received abundant positive feedback and visual materials from Philippine clients using Tboat USVs. Their reviews confirm the stable performance and high accuracy of our products in local water projects. Southeast Asia USV Distributor Toknav Tboat USV Philippines Client Feedback Philippine bathymetry teams shared photos and videos showing Tboat10’s smooth operation in coastal shallow waters. The RTK positioning delivered consistent depth data with ±1cm +0.1% D accuracy, greatly improving survey efficiency. Clients praised its easy transport and plug-and-use design. Water quality monitoring clients in the Philippines highlighted Tboat20’s reliable sampling and data transmission. The 4G/2.4G communication ensures real-time video and data feedback, even in remote island areas. The obstacle avoidance radar enhances safety in complex water environments. Many Philippine partners noted that Tboat USVs reduce manual risks and cut operational costs by over 40% compared with traditional survey boats. The durable carbon fiber hull requires low maintenance, suiting long-term daily use in Southeast Asia’s humid climate. Client video clips show Tboat USVs completing automatic route planning, breakpoint resume, and one-key return-to-home without manual intervention. These intelligent features make them friendly for new users with limited training. Philippine dealers also recognized the strong market competitiveness of Toknav USVs. The open SDK and expansion platform support customized payload integration, helping local businesses win more government and commercial projects. Partner Benefits: Become a Toknav USV Distributor in Southeast Asia Joining Toknav’s distributor network brings exclusive advantages for Southeast Asia partners. We offer full product training, marketing materials, and after-sales support to help you expand local USV market share. You will get exclusive pricing for Tboat10 and Tboat20 series, plus priority access to product upgrades. Our technical team provides online and on-site training for sales, operation, and maintenance to build your professional service capacity. We share high-intent leads from the Philippines, Indonesia, Malaysia, Thailand, and Vietnam. Co-branded marketing materials, client case studies, and SEO content help you boost local brand exposure and conversion rates. Toknav provides a complete after-sales system, including warranty service, parts supply, and remote troubleshooting. You can focus on sales and client development without worrying about technical support burdens. As a Toknav distributor, you can offer customized USV solutions with RTK, sonar, and water quality modules. This flexibility helps you stand out in Southeast Asia’s growing USV market for survey, environmental protection, and coastal security. Southeast Asia USV Distributor Toknav USV Partner Benefits & Support Get Tboat Series Catalog & Price List How to Join Toknav’s Southeast Asia USV Distributor Network The application process is simple and efficient. We welcome companies with experience in surveying, marine equipment, environmental protection, or engineering to partner with us. First, submit your company profile, business scope, and local market plan via our contact form. Our team will review your application and schedule an online meeting within 3 working days. Next, we provide detailed product training and distributor agreement explanation. You will learn product features, sales points, and market strategies tailored to Southeast Asia and the Philippines. After signing the agreement, you will receive official authorization, marketing resources, and initial inventory support. We help you launch local promotion and convert your first clients quickly. We prioritize long-term cooperation and offer incremental rewards based on sales performance. Top distributors get extra discounts, exclusive regional rights, and joint project opportunities. Contact Toknav for USV Cooperation & Product Details Toknav Tboat series USVs are trusted by Philippine clients for bathymetry, water quality monitoring, and coastal patrol. Their RTK precision, rugged design, and flexible expansion make them the top choice for Southeast Asia aquatic operations. We are actively recruiting dedicated distributors across Southeast Asia to provide reliable USV solutions and capture the booming market demand. Partner with Toknav to share professional products, full support, and stable profit margins. Click to explore our full USV series and submit your distributor inquiry:

Toknav Tboat Series USV : Philippines Client approuvé| Recrutement d'un distributeur pour l'Asie du Sud-Est Lire la suite »

L'équipement hydrographique TOKNAV en opération sur le terrain pour une cartographie précise de l'eau 

TOKNAV Équipement de levés hydrographiques :7 façons d'améliorer votre succès en matière de cartographie

Accueil Équipements de levés hydrographiques TOKNAV : des solutions professionnelles pour une cartographie sous-marine précise 16/03/2026 Introduction : Importance des levés hydrographiques et des équipements associés Les levés hydrographiques constituent une discipline géospatiale essentielle axée sur la cartographie des caractéristiques sous-marines, notamment la profondeur des eaux, la topographie des fonds marins, les obstacles submergés, les lignes de côte et les données relatives à l’environnement aquatique. Elles constituent le pilier fondamental de la sécurité de la navigation maritime, de la construction d’infrastructures côtières, de l’ingénierie offshore, de la surveillance environnementale, du dragage et de l’exploration des ressources marines. Sans données hydrographiques précises, les opérations maritimes sont exposées à des risques graves tels que l’échouage des navires, les dommages structurels et l’inefficacité, ce qui rend indispensable l’utilisation d’équipements de levés hydrographiques fiables pour les projets modernes liés aux voies navigables et au milieu marin.Contrairement à la topographie terrestre, le levé hydrographique s’effectue dans des environnements aquatiques dynamiques, ce qui exige des outils robustes et de haute précision, résistants à l’exposition à l’eau, aux interférences des vagues et aux conditions hydriques variables. Le levé hydrographique moderne a évolué, passant d’un travail manuel à forte intensité de main-d’œuvre à des systèmes automatisés intelligents, dont les équipements de base fournissent des données de cartographie sous-marine précises en temps réel. Ce guide présente en détail les principaux équipements de levés hydrographiques, décrit les solutions intégrées aux USV Tboat10/Tboat20 de TOKNAV, expose les règles de conformité européennes et présente le déroulement complet d’un projet, le tout axé sur des équipements de qualité professionnelle prêts à l’emploi sur le terrain. Équipements de levés hydrographiques TOKNAV en action sur le terrain pour une cartographie aquatique précise Équipements de base pour les levés hydrographiques et applications TOKNAV 1. Véhicules de surface sans pilote (USV) pour levés maritimes : les séries Tboat10 et Tboat20 de TOKNAV changent la donne en matière de levés hydrographiques, en éliminant les risques liés aux navires avec équipage et en renforçant l’efficacité, la flexibilité et la sécurité. Les Tboat10 et Tboat20 de TOKNAV sont des supports de levés spécialement conçus pour naviguer dans les eaux peu profondes, les chenaux étroits, le long des côtes dangereuses et dans les zones reculées inaccessibles aux bateaux avec équipage, grâce à une construction robuste adaptée aux travaux de levés professionnels. Le Tboat10 est doté d’une coque en fibre de carbone légère de type M (coque de 7 kg, poids total de 30 kg) offrant une charge utile de 35 kg, une protection anti-collision et deux batteries remplaçables à chaud, ce qui lui confère une autonomie de 7 heures à basse vitesse, une vitesse maximale de 7 m/s et une bonne stabilité face à des courants transversaux de 4 m/s — des caractéristiques idéales pour les levés en eaux peu profondes et de petite envergure. Le Tboat20 utilise une coque en V durable en polyester, fibre de carbone et Kevlar (étanche IP67, 40 kg au total) avec une charge utile de 50 kg, deux moteurs de 1 100 W et une autonomie équivalente de 7 heures. Il est conçu pour les grands projets en mer ou côtiers et offre une meilleure résistance aux vagues.Les deux modèles prennent en charge le suivi par satellite multi-constellation (BDS, GPS, GLONASS, Galileo), l’évitement d’obstacles par radar, la marche arrière automatique en eaux peu profondes et le logiciel de contrôle tSail pour la planification d’itinéraires. Ils permettent de réduire les coûts de carburant et de main-d’œuvre, facilitant ainsi les missions de longue durée sans interruption pour collecter des données cohérentes dans le cadre d’études portuaires, fluviales et offshore, ce qui en fait des atouts essentiels pour les levés hydrographiques. 2. Échosondeur : mesure de profondeur haute précision L’échosondeur est le principal outil de mesure de profondeur des équipements de levés hydrographiques ; il utilise des ondes acoustiques pour calculer la profondeur de l’eau grâce à la réflexion sur les fonds marins. Associé aux USV TOKNAV, il offre une précision de pointe : fréquence de 200 kHz, angle de faisceau de 8° (Tboat10)/5° ± 1° (Tboat20), plage de détection de 0,15 à 200 m, résolution en profondeur de 8 mm et précision de ± 1 cm + 0,11 TP3TD. Il filtre les bruits ambiants, se synchronise avec les coordonnées GNSS, fonctionne sur une alimentation de 9 à 28 V (consommation de 5 à 10 W) et offre un fonctionnement fiable dans les eaux troubles, ce qui en fait un composant indispensable du kit. 3. Récepteur GNSS RTK : cœur de positionnement au centimètre près Image 2 : schéma du récepteur GNSS RTK TOKNAV, mettant en évidence les deux antennes, la réception satellite et les liaisons différentielles avec la station de base ; Légende de l’image : “ Récepteur GNSS RTK TOKNAV – cœur de positionnement au centimètre près pour les équipements de levés hydrographiques ” La technologie GNSS RTK offre un positionnement au centimètre près, essentiel pour une cartographie sous-marine précise. Le système RTK intégré de TOKNAV surpasse les récepteurs standard, en corrigeant les erreurs satellitaires et atmosphériques pour un positionnement stable dans des eaux complexes. Il offre une précision RTK de ±8 mm (horizontal)/±15 mm (vertical), un démarrage rapide (<30 s), une initialisation en moins de 5 s et deux antennes pour une réception stable du signal dans les zones à visibilité réduite. Il associe les données de profondeur à des coordonnées précises, permettant ainsi une cartographie hydrographique de haute précision conforme aux normes. Récepteur GNSS RTK TOKNAV – cœur de positionnement au centimètre près pour les équipements de levés hydrographiques Constituez un kit de levés hydrographiques professionnel Composez un kit sur mesure en adaptant l’équipement à l’échelle et à l’environnement du projet : choisissez le Tboat10 pour les petits levés en eaux intérieures, le Tboat20 pour les grands projets en mer. Intégrez des échosondeurs et des récepteurs RTK étalonnés en usine pour une compatibilité parfaite, ajoutez des modules de communication 4G/2,4 GHz, des batteries externes à longue autonomie et des boîtiers IP67 adaptés aux conditions difficiles. La conception « plug-and-play » de TOKNAV simplifie le déploiement, et un logiciel dédié convertit les données brutes en cartes exploitables et en modèles 3D, éliminant ainsi les problèmes de compatibilité et optimisant l’efficacité. Guide complet d’assemblage du kit d’équipement de levés hydrographiques TOKNAV Solutions intégrées de levés hydrographiques TOKNAV Solution intégrée d’équipement de levés hydrographiques TOKNAV pour des projets concrets de cartographie aquatique TOKNAV fournit des solutions de levés hydrographiques entièrement intégrées et « plug-and-play », fusionnant les USV, les échosondeurs et les récepteurs RTK au sein d’un flux de travail unifié. Pré-étalonnés et pré-configurés, ces systèmes réduisent le temps de déploiement et les coûts de formation, grâce à des fonctionnalités intelligentes telles que le contrôle par simple pression et les batteries remplaçables à chaud pour un fonctionnement ininterrompu. Conformes aux normes internationales et bénéficiant d’un support professionnel, les équipements TOKNAV aident les équipes à fournir efficacement des données de haute qualité et conformes, ce qui en fait un choix de confiance pour les professionnels du levé à travers le monde. Conformité et normes européennes Les projets hydrographiques européens respectent les normes bathymétriques strictes S-44 de l’OHI, les règles de sécurité maritime de l’UE et les directives environnementales, qui exigent un positionnement au centimètre près, des mesures haute résolution et une conception à faible impact. Les équipements de levés hydrographiques TOKNAV respectent et dépassent ces normes : les récepteurs RTK offrent une précision certifiée, les échosondeurs sont soumis à un étalonnage rigoureux, et les USV Tboat bénéficient d’une étanchéité IP67, d’un faible niveau sonore et de matériaux respectueux de l’environnement. Cette conformité totale garantit une validation sans heurts des projets et évite des retouches coûteuses pour les levés européens. Flux de travail complet pour les levés hydrographiques 1. Planification préalable au levé : définir la portée du projet, la zone de levé et les exigences de précision ; sélectionner l’équipement de levé hydrographique TOKNAV (Tboat10 pour les petits projets, Tboat20 pour les projets à grande échelle) ; étalonner le GNSS RTK et le sondeur ; programmer les itinéraires de l’USV via le logiciel tSail. 2. Déploiement sur le terrain et collecte des données : mise à l’eau de l’USV marin TOKNAV, activation du mode autonome ; collecte de données de profondeur en temps réel via le sondeur et le positionnement RTK ; surveillance des opérations via une caméra de vision nocturne à 360° et une télécommande (écran lisible en plein soleil de 1 200 nits). 3. Traitement et validation des données : transférer les données brutes vers le logiciel TOKNAV ; filtrer le bruit, corriger les niveaux de marée et intégrer les ensembles de données ; valider la conformité des données issues des équipements de levés hydrographiques par rapport aux normes S-44 de l’OHI et aux normes de l’UE. 4. Rapports et livrables : Générer des cartes hydrographiques de haute précision, des modèles 3D des fonds marins et des cartes de courbes de niveau ; compiler des rapports de conformité et la documentation du projet à soumettre au client. Flux de travail d’un projet de levé hydrographique TOKNAV avec un équipement professionnel de levé hydrographique Conclusion Un équipement de levé hydrographique haute performance est la clé de voûte d’une cartographie sous-marine précise, et les solutions intégrées de TOKNAV (USV, sondeur et RTK) constituent la référence du secteur. Grâce à des caractéristiques techniques fiables, une construction robuste et une conception conforme aux normes européennes, cet équipement renforce la sécurité, réduit les coûts et garantit une collecte de données cohérente pour tous les projets aquatiques. Modernisez votre kit d’outils de levé grâce aux solutions TOKNAV éprouvées sur le terrain : rendez-vous sur notre page Solutions pour découvrir la série Tboat, demander un devis ou obtenir des conseils

TOKNAV Équipement de levés hydrographiques :7 façons d'améliorer votre succès en matière de cartographie Lire la suite »

Un puissant bateau de prospection sans pilote : 70% Des levés hydrographiques plus rapides avec un USV

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 have become the optimal replacement for manual methods, and TOKNAV’s hydrographic survey USV relies 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 15km² 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 integrates advanced GNSS RTK technology to 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 ±8mm +1ppm and vertical accuracy of ±15mm +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 are 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 & Hull Structure Detail Display – 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 ±0.02m, ensure construction compliance; Lake & Reservoir Survey: Conduct topographic and sedimentation survey for 10km²+ water areas, support long-term ecological monitoring; Port & 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 15km² inland river with 0.1-0.3m shallow sections. Manual vessels couldn’t 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 & Call to Action Unmanned survey boats have revolutionized hydrographic surveying, replacing manual methods with safety, efficiency and cost advantages. TOKNAV unmanned survey boat series 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

Un puissant bateau de prospection sans pilote : 70% Des levés hydrographiques plus rapides avec un USV Lire la suite »

Toknav USVs -Tbaot10

2026 Les USV de Toknav : Des solutions puissantes pour des opérations de précision sur l'eau

Home Toknav Tboat10 & Tboat20 USVs: Smart Tools for Water Operations 2026-02-03 Water tasks like surveying, monitoring, and patrols need reliable gear. Toknav’s Tboat series—Tboat10 and Tboat20—stands out for everyday use. These USVs mix tough builds, easy operation, and smart features. Today, we’ll break down their specs, how they differ, and why they fit real-world water work. 1. Why Choose Toknav USVs for Your Operations? Many USVs are either too complex or not tough enough. Toknav fixes this with Tboat10 and Tboat20. They focus on “no-fuss reliability” for teams that need consistent results. First, both use durable materials that handle rough water. Second, they have simple controls—no pro skills needed. Third, they support hot-swappable batteries to keep work going. Whether you’re measuring water depth (Tboat10) or doing multi-task jobs (Tboat20), these USVs skip the hassle and get the job done. 2. Core Specs: Tboat10 vs. Tboat20 Tboat10 and Tboat20 share Toknav’s practical design but serve different needs. Below is a clear look at their key specs. 2.1 Hull & Build: Tough Yet Easy to UseBoth USVs have strong hulls, but Tboat20 is built for heavier tasks. Tboat10: M-type monohull (carbon fiber); 30kg total weight; 35kg payload. IP67 protection; handles 3rd-level wind and 2nd-level waves. Tboat20: V-shaped hull (polyester fiber + Kevlar); 40kg total weight; 50kg payload. IP67 protection; handles 4th-level wind and 3rd-level waves. Shared Perk: No assembly—unbox and use right away; easy to transport. 2.2 Power & Endurance: Keep Working All Day Battery life matters for long tasks, and both USVs deliver. Tboat10: 33.6V 25Ah dual batteries; 7 hours at 1.5m/s; 7m/s max speed. Hot-swappable without shutdown. Tboat20: 33.6V 25Ah dual batteries; 7 hours at 1.5m/s; 6m/s max speed. Balanced power for longer runs. Shared Perk: Brushless motors (900W for Tboat10, 1100W for Tboat20) with clog-resistant propellers. 2.3 Navigation & Control: Simple Yet PreciseYou don’t need complex training to use these USVs. Satellite Support: Both use BDS, GPS, GLONASS, Galileo—centimeter-level RTK accuracy (±8mm+1ppm). Controllers: 1200-nit sunlight-readable touchscreen; 3km range (unlimited via 4G); 8-hour battery. Shared Perk: tSail software for route planning and real-time data. 2.4 Safety & Expandability: Ready for Any Task Safety features prevent downtime, and expandability fits diverse jobs. Safety: Both have radar obstacle avoidance and shallow-water auto-reverse. Expandability: Tboat10 fits echo sounders, cameras; Tboat20 adds multibeam sonar, ADCP for big tasks. Shared Perk: Open SDK for custom tools (like gas detectors or LiDAR). How to Pick: Tboat10 or Tboat20? Choose based on your daily tasks: Tboat10: Great for small-to-medium jobs—like lake depth measurement or small-area patrols. Its light weight and fast speed (7m/s) work well in tight spaces. Tboat20: Best for heavy tasks—like river hydrological monitoring or coastal surveys. Its 50kg payload handles multiple sensors at once. For water-quality checks, both work: Tboat10 covers small ponds quickly, while Tboat20 takes on large rivers with more tools. Why Teams Love Toknav Tboats Beyond specs, these USVs solve real on-site problems: No Downtime: Hot-swappable batteries mean no stopping to charge. Easy to Learn: Simple controls let new users start in minutes. Tough Enough: IP67 and strong hulls handle rain, waves, and bumps. Grows with You: Add tools as your tasks change—no need for new USVs Conclusion: Tboats for Practical Water Work Toknav Tboat10 and Tboat20 aren’t just USVs—they’re time-savers for teams that need results. Tboat10 keeps small jobs fast and easy; Tboat20 takes on big, complex tasks without hassle.Both skip the over-the-top features and focus on what matters: reliability, ease of use, and long-lasting performance. They fit how you actually work in the field. Quick question: Do you mostly handle small-area surveys or big water projects? Have you ever struggled with USVs that need too much setup? Drop a comment—I’ll help you pick the right Tboat! For more details or a demo, visit www.toknavgnss.com or email info@toknavgnss.com. Follow us for tips on water operation tools!

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