Focusing on the common failure modes such as corrosion and wear of ships and offshore engineering devices, the team organically combines the new progress in chemistry, material science and surface engineering with the key scientific and technical problems of ships and offshore engineering, and carries out the scientific research, development and talent training of maintenance support and remanufacturing engineering technology of ships and offshore engineering devices. At present, the team has 1 Chief scientist of the national defense 973 Program, 3 professors and 6 doctors. At present, the team undertakes a number of national, provincial and ministerial projects, and has a good scientific research and experiment platform。
At present, the team mainly carries out research in the following aspects:
（1） Marine corrosion and protection
The team carried out research on corrosion mechanism of materials in deep-sea environment. Firstly, the in-situ monitoring method is used to evaluate the corrosion results in real time, accurately and effectively. Secondly, combined with the cathodic protection design simulation software, the cathodic protection effect is simulated, and the corrosion and protection laws are mastered. Finally, intelligent anti-corrosion and antifouling coatings and special functional coatings are developed to lay the foundation for the development of new protection means.
（2）Special nano functional materials for Ocean Engineering
The team carried out research on special nano functional materials (such as graphene based nanocomposites) suitable for ships and marine engines. The basic scientific problems such as the antifriction, anti-wear and self repair mechanism of nano lubricating additives and the marine corrosion protection mechanism of nano coatings are studied. The team focuses on developing the application of new nano composite marine lubricating oil and green anti-corrosion, antifouling and drag reducing marine coatings.
（3）Tribology and Fault Diagnosis Technology of Ship Power Plant
Using the methods of friction vibration analysis, oil detection technology and wear particle image recognition, the team carried out surface tribological behavior analysis and condition monitoring on the key motion pairs of marine power plant. Through the analysis of turbine friction vibration and lubricant monitoring information, the focus is on the research on the prevention and control of the wear of marine power plants, and the fault diagnosis of the turbine is realized.
Contact person:
Jianhua WU, Phone: 15980809902, Email：wujh@jmu.edu.cn, 1278596570@qq.com
Leyang DAI, Phone: 13850065983, Email:daileyang@126.com.
Marine corrosion and intelligent protection technology research platform
1 Introduction to the platform
Relying on the introduction of innovative teams, the Marine Corrosion and Intelligent Protection Technology Laboratory is a key research platform of Jimei University. The platform is led by the chief scientist of the National Defense 973 Project and the chief technology officer of the National Science and Technology Support Program, focusing on deep-sea corrosion and intelligent protection technology research. The platform has world-class testing and analysis equipment and software simulation analysis systems such as field emission electron microscope, vibrating sample magnetometer, deep-sea simulation corrosion test system, multi-channel electrochemical workstation, corrosion protection calculation workstation, and microwave absorbing material performance test system.
2 Platform system diagram
2.1
Research system
2.2 Main equipment
scanning electron microscope
Deep-sea simulated corrosion test system
Dynamic Thermomechanical Analyzer
Circulating corrosion salt spray box
Contact angle measuring instrument
Vibrating sample magnetometer
fourier transform infrared spectrometer
Multi-channel electrochemical workstation
COMSOL Multiphysics software
Quantum Computing ChemStation
Absorbing material performance test system
3 Main research content
Research fields are computational corrosion science and intelligent protection technology，include：
3.1 Research on Corrosion Behavior of Material System in the Alternating Environment of Deep Sea and Deep Sea
In order to deeply understand the interaction between materials and the environment, based on the surface interaction mechanism and boundary conditions of the material/environment, a mathematical model of corrosion is established, and the method of combining numerical simulation and experiment is used to predict the behavior of materials and their systems in the deep sea environment. Corrosion behavior, seeking the optimization of corrosion control.
3.2 Intelligent Cathodic Protection System and Remote Corrosion Monitoring and Evaluation Technology
Integrate modern communication remote control technology into traditional cathodic protection system, carry out corrosion and cathodic protection numerical simulation research, form intelligent remote control anti-corrosion advanced technology, corrosion evaluation system and corrosion protection engineering simulation optimization technology, which are applied to various industrial fields.
3.3 Intelligent anti-corrosion and anti-fouling coating and surface intelligent functional materials
From the atomic and molecular level to the size of the engineering structure, carry out the research of multi-scale intelligent protection materials, systematically study the molecular structure of the material, the self-adjustment of the microstructure, the relationship between self-adaptation and environmental/working condition parameters, and carry out the application simulation of multi-functional surface materials Experiment and research to form the structure control and design technology of intelligent protective materials.
