*mynauticexpo

DM500

Product catalog summary

Overview: This document provides comprehensive specifications and guidelines for underwater thrusters and gear motors, detailing their power, voltage, thrust capabilities, and control modes. It includes model selection criteria, environmental considerations, and technical parameters.

Specifications: Various models of gear motors and thrusters are listed, each with specific RPM, torque, power, and voltage ranges. For instance, DM500 gear motors operate at 29-70 RPM with a torque of 17-40Nm and require 24-300VDC. Control modes include analog voltage, PWM, CAN, and RS485/RS422.

Control and Feedback: Control options encompass analog voltage control, PWM, CAN, and RS485/RS422 protocols. Feedback mechanisms include analog voltage and pulse feedback, with customization options for communication addresses and terminal resistance values.

Environmental and Structural Considerations: The document outlines materials like aluminum and titanium alloys, suitable for freshwater or seawater environments. It provides depth ratings and weight variations, emphasizing the importance of selecting appropriate materials and designs for specific underwater conditions.

Model Selection and Performance: Key factors in selecting underwater thrusters include thrust, efficiency, dimensions, weight, noise, control modes, operating depth, and service life. The thrust-deadweight ratio is highlighted as a critical performance metric, with recommendations to ensure accurate evaluation and avoid misleading specifications.

Technical Information: The document explains the importance of rated thrust, which is the maximum mooring thrust under standard power supply conditions. It advises on the potential for higher thrust when input voltage exceeds standard levels, emphasizing the need for careful consideration of operating conditions.

Conclusion: This guide assists in selecting and understanding the capabilities of underwater thrusters and gear motors, providing essential information for optimizing performance in various marine applications.

Overview of Thruster Specifications and Performance: Thrusters operate under varying conditions, influenced by power supply voltage and water intake velocity. Users should consider thrust curves, which relate thrust to propeller speed, motor input power, and voltage conditions, to select suitable thrusters.

Thruster Efficiency: Efficiency is determined by the ratio of output power to input power, influenced by propeller, mechanical, motor, and controller efficiencies. High efficiency can be achieved at different water intake velocities.

Thruster Encapsulation: Encapsulation involves sealing components to protect against water ingress. Common seals include magnetic coupling and mechanical seals, with magnetic coupling enhancing operating depth.

Control Modes: Thrusters can be controlled via analogue (5VDC, PWM) or digital (CAN bus, RS485, RS422) signals. Digital control is preferred for its simplicity and stability.

Uniformity and Reliability: Uniformity is crucial for performance consistency, achieved through advanced techniques and closed-loop algorithms. Reliability is ensured through robust materials, quality control, and protective features like power isolation and overheating protection.

Underwater Steering Gears: These gears feature a turbine and worm structure, offering power-off self-locking and low power consumption. They are equipped with angle sensors for precise operation and can operate at depths up to 6,000 meters.

Underwater Electric Joggers: These linear actuators allow remote control and are customizable in stroke length. Hydrocean's joggers feature high accuracy, reliability, and user-defined position limits.

Underwater Gear Motors: Designed for high power density, these motors undergo thermolysis and water cooling tests to ensure performance. They include protective features for reliable operation in various conditions.

About Hydrocean: Hydrocean specializes in underwater intelligent equipment, focusing on innovation and user satisfaction. The company emphasizes high performance, reliability, and comprehensive support, aiming to enhance user experience and product quality.

Catalog excerpts

Gear motors DM500 Gear motors ・ Multiple torques and revolving speeds are configurable. ・ Revolving speed open-loop and closed-loop are provided for selection; the revolving speed closed-loop is superior to revolving speed open-loop in achieving a high uniformity of multiple products. ・ An analogue voltage signal of ±5V or a PWM signal can be selected to control rotation direction and speed of motors; and a pulse signal and a 0~5V analogue voltage signal are provided for selection to give feedback on motor speed. ・ RS485, RS422 and CAN communication protocols are provided for selection to control rotation directions and speeds of the motor; and users can use software commands to customize communication addresses and terminal resistance values of products. ・ Customization of higher voltages for power supply is supported. ・ With built-in functions of overheating protection, current-limiting protection and stalling protection, users can reset protection functions by virtue of program commands. Power / Voltage Control mode ①±5V Analog voltage control ①Analog voltage feedback ②Pulse feedback Environment Driving Pressure Depth rating Connector model（Detailed to 106 page） Aluminum alloy Freshwater Titanium alloy Aluminum alloy Freshwater Titanium alloy Weight variations of products undergoing oil charge compensation are under the influence of the length of oil tubes，for oil tube, each additional 0.1m increase, its weight adds 45g in air, adds 16g in water. Built in driving dimension External driving dimension For more information, please contact our technical support departmen

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Model Selection Table Thrust Weight in air 1.1~1.8kg Weight in water 0.7~1.1kg Weight in air 1.1~1.8kg Weight in water 0.7~1.1kg Weight in air 1.1~2.0kg Weight in water 0.8~1.4kg Weight in air 1.2~1.9kg Weight in water 0.9~1.4kg Weight in air 1.7~2.1kg Weight in water 1.2~1.6kg Weight in air 1.6~2.0kg Weight in water 1.1~1.5kg Weight in air 2.2~2.9kg Weight in water 1.3~1.7kg Weight in air 2.2~3.2kg Weight in water 1.4~2.2kg TD06A Forward thrust 6.6kg Reverse thrust 3kg TD06B Forward thrust 6.6kg Reverse thrust 6.6kg TD08A Forward thrust 8.4kg Reverse thrust 5.1kg TD08B Forward thrust 8.2kg Reverse...

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Model Selection Table Thrust Weight in air 2.2~3.3kg Weight in water 1.4~2.2kg Weight in air 2.7~3.1kg Weight in water 1.6~2.0kg Weight in air 3.5~4.6kg Weight in water 2.0~3.0kg Weight in air 6.9~9.4kg Weight in water 5.3~7.5kg Weight in air 5.0~6.0kg Weight in water 3.5~4.3kg Weight in air 7.5~8.8kg Weight in water 4.4~5.1kg Weight in air 6.0~8.3kg Weight in water 4.0~5.1kg Weight in air 6.8~9.1kg Weight in water 3.7~5.2kg TD19A Forward thrust 19kg Reverse thrust 10kg TD20B Forward thrust 20kg Reverse thrust 20kg TD25A Forward thrust 25kg Reverse thrust 13kg TD27A Forward thrust 27kg Reverse...

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Model Selection Table Thrust Weight in air 10.4~12.6kg Weight in water 7.8~9.3kg Weight in air 13.3~15.5kg Weight in water 8.5~10.0kg Weight in air 12.6~16.3kg Weight in water 8.6~10.4kg Weight in air 14.0~17.4kg Weight in water 8.9~10.7kg Weight in air 18.3~23.0kg Weight in water 13.3~16.2kg Weight in air 24.9~35.8kg Weight in water 16.9~25.2kg Weight in air 37.0~44.1kg Weight in water 22.0~27.0kg Weight in air 1.8~2.9kg Weight in water 1.3~2.1kg TD88B Forward thrust 88kg Reverse thrust 88kg TD110B Forward thrust 116kg Reverse thrust 116kg TD120A Forward thrust 122kg Reverse thrust 60kg TD130A...

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Model Selection Table Thrust Weight in air 2.0~3.0kg Weight in water 1.4~2.2kg Weight in air 5.0~7.3kg Weight in water 3.8~5.2kg Weight in air 6.3~8.2kg Weight in water 4.8~6.4kg Weight in air 11.1~14.5kg Weight in water 8.6~10.4kg Weight in air 14.0~17.8kg Weight in water 10.8~12.8kg Weight in air 30.9~36.7kg Weight in water 24.2~28.2kg Weight in air 2.1~2.7kg Weight in water 1.6~2.1kg Weight in air 3.9~5.4kg Weight in water 2.9~3.7kg TA19S AUV Forward thrust 19kg Reverse thrust 10kg TA90N AUV Forward thrust 92kg Reverse thrust 50kg TA120S AUV Forward thrust 125kg Reverse thrust 70kg TA240N...

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Model Selection Table Thrust Rudder plate W124-6 power sections Forward thrust at 2 knot 4.0kg Forward thrust at 4 knot 3.2kg W150-6 power sections Forward thrust at 2 knot 7kg Forward thrust at 4 knot 6kg W180-6 power sections Forward thrust at 2 knot 7kg Forward thrust at 4 knot 6kg W200-6 power sections Forward thrust at 2 knot 15kg Forward thrust at 4 knot 12kg W324-6 power sections Forward thrust at 2 knot 23kg Forward thrust at 4 knot 18kg W533-6 power sections Forward thrust at 2 knot 90kg Forward thrust at 4 knot 75kg W200-35 High-speed power sections Maximum speed at 35 knot W324-35...

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Model Selection Table Thrust/Speed RPM/Dimension/ Distance/Precision ST005 Steering engine Torque 5Nm(Max 7Nm) Weight in air 3.2~3.4kg Weight in water 2.5~2.7kg Weight in air 1.2~1.3kg Weight in water 1.0kg Weight in air 1.8~2.0kg Weight in water 1.4~1.5kg Weight in air 7.3kg Weight in water 5.8kg ST020 Steering engine Torque 20Nm(Max 28Nm) ST030 Steering engine Torque 30Nm(Max 40Nm) ST180 Steering engine Torque 140Nm(Max 180Nm) Weight in air 4.0~5.8kg Weight in water 2.6~4.2kg Weight in air 6.0~7.8kg Weight in water 3.2~3.6kg DM2000 Gear motors RPM 285~600r/min Torque 25~60Nm Weight in air 1.2~1.9kg...

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Model Selection Table Thrust/Speed Weight in air 9.5~15kg Weight in water 6.4~12kg Weight in air 1.5~2.3kg Weight in water 1.2~1.8kg Weight in air 4.1~7.3kg Weight in water 2.4~5.8kg Weight in air 11.4~18.0kg Weight in water 7.7~14.4kg Weight in air 9.5~15kg Weight in water 6.4~12kg Notes: Dimensions of the connector are excluded; and for other relevant dimensions, please refer to a model selection table of connectors. For more information, please contact our technical support department.

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Technical information Overview of underwater thrusters Underwater thruster control mode Underwater thrusters are core power units of submersible vehicles. They can be mainly divided into ship thrusters, submarine thrusters, robotic thrusters and underwater ordnance thrusters, etc. according to their application scenarios. As different types of energy are selected for different thrusters, they are classified into nuclear-powered thrusters, thermodynamic thrusters and electrodynamic thrusters, etc. Commonly used thrusters are provided with two analogue signal control modes, that is 5VDC voltage-based...

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