Thrust distribution method based on ship water-jet propeller
Thrust distribution method based on ship water-jet propeller
- Neue Suche nach: HUANG WEI
- Neue Suche nach: ZHAO BIN
- Neue Suche nach: WANG FU
- Neue Suche nach: XU KAI
- Neue Suche nach: WANG XIAODONG
- Neue Suche nach: LI JIACHUAN
- Neue Suche nach: GUO YING
- Neue Suche nach: HUANG WEI
- Neue Suche nach: ZHAO BIN
- Neue Suche nach: WANG FU
- Neue Suche nach: XU KAI
- Neue Suche nach: WANG XIAODONG
- Neue Suche nach: LI JIACHUAN
- Neue Suche nach: GUO YING
The invention relates to the technical field of ship dynamic positioning control, and provides a ship water-jet propulsor-based thrust distribution method, which comprises the following steps of S100, establishing a first thrust mathematical model of a ship water-jet propulsor; s200, establishing a second thrust mathematical model of the ship propeller; s300, establishing a horizontal plane three-degree-of-freedom thrust model according to the first thrust mathematical model and the second thrust mathematical model; s400, establishing a thrust distribution mathematical model according to the horizontal plane three-degree-of-freedom thrust model; and S500, solving the thrust distribution mathematical model by adopting sequential quadratic programming, and obtaining control instructions respectively corresponding to the ship water-jet propeller and the ship propeller. The thruster model and the thrust distribution model are combined, then thrust distribution solving is carried out, the control instruction of the thruster is directly obtained, conversion from thrust to thruster control can be avoided, the optimal characteristic of the output distribution instruction is guaranteed, and the accuracy of ship positioning and the safety of navigation are improved.
本发明涉及船舶动力定位控制技术领域，提供一种基于船舶喷水推进器的推力分配方法，包括如下步骤：S100、建立船舶喷水推进器的第一推力数学模型；S200、建立船舶推进器的第二推力数学模型；S300、根据第一推力数学模型和第二推力数学模型，建立水平面三自由度推力模型；S400、根据水平面三自由度推力模型建立推力分配数学模型；S500、采用序列二次规划求解推力分配数学模型，获得船舶喷水推进器和船舶推进器分别对应的控制指令。本发明通过将推进器模型与推力分配模型相结合，再进行推力分配求解，直接获得推进器的控制指令，能够避免推力至推进器控制之间的转换，保证了输出的分配指令的最优特性，提高船舶定位的准确性和航行的安全性。
Dokumentinformationen
Thrust distribution method based on ship water-jet propeller
基于船舶喷水推进器的推力分配方法
2024-01-05
Patent
Elektronische Ressource
Chinesisch
| IPC: | B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING |
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