Flash Joule Heating Machine: Joule heating and photothermal co-evaporation system based on solar reduced graphene oxide

Similarities in Technology Principles and Applications

High Temperature Thermal Shock and Material Modification: Sang J. Lee's team has utilized Joule Heating Assisted Technology (JHAT) to greatly improve evaporation efficiency through the synergistic action of low-voltage electrical heat and photothermal heat, realizing highly efficient, all-weather seawater desalination, while Flash Joule Heating Machine (FJH) technology is also capable of rapidly heating materials to high temperatures, triggering the reorganization of the material's internal structure and the formation of defects, and achieving precise modulation of the material microstructure. The Flash Joule Heating Machine (FJH) technology also rapidly heats materials to high temperatures, triggering the reorganization of the internal structure of the material and the formation of defects, and realizing the precise control of the material microstructure. Both take advantage of the intense reaction conditions brought about by high-temperature thermal shock to promote efficient modification of the target material.

Fast heating and performance optimization: In the process of seawater desalination, Joule heating assisted technology achieves a significant increase in evaporation efficiency and optimizes the performance of seawater desalination through fast heating, and FJH technology is also commonly used for fast heating and performance optimization in the preparation of other materials, such as in the preparation of carbon-based materials such as graphene, where the defect density and electronic structure of the material can be regulated through fast heating to optimize the conductivity and chemical activity of the material. conductivity and chemical activity.

Complementary technological advantages

High efficiency and low cost: Joule heating assisted technology can complete the heating process of seawater desalination in a short period of time, which is highly efficient, while FJH technology, also characterized by its rapid heating and cooling, significantly shortens the time of material preparation, improves the production efficiency and reduces the production cost. Combined use of the two can further enhance the efficiency and performance of desalination and material preparation, reduce production costs and provide technical support for large-scale production.

Environmental friendliness: Joule heating assisted technology avoids the high energy consumption and environmental pollution problems in the traditional desalination process.FJH technology does not require the use of solvents or reaction gases during material synthesis and has low energy consumption, which is in line with the current requirements of environmental protection and sustainable development.

Directions for future research and application

Further optimization of material properties: FJH technology can be applied to the material modification of Joule heating-assisted seawater desalination equipment to optimize the thermal conductivity and durability of the material through further rapid heat treatment, and to improve its efficiency and stability in the process of seawater desalination. For example, more uniform defect distribution and stronger metal-carrier interactions are achieved through FJH technology, enhancing the sintering resistance and long-term stability of the materials.

Development of new desalination equipment: Explore the development of new types of desalination equipment by combining the rapid synthesis capability of FJH technology and the efficient heating advantage of Joule heating assist technology. For example, try to put other types of photothermal materials or composites through the FJH technology for rapid heat treatment and structural optimization, and then use the Joule heating assisted technology for heating, to achieve higher performance and more excellent application effect.

Optimization and standardization of process parameters: In-depth study of the synergistic mechanism of FJH technology and Joule heating assisted technology in the desalination process, optimization of process parameters, such as heating temperature, heating time, current density, and so on. Establish a standardized process flow to ensure the stability and consistency of seawater desalination efficiency and material performance, so as to provide a reliable technical guarantee for the commercial production and application of seawater desalination technology.

Electrospinning Nanofibers Article Source:

https://doi.org/10.1021/acsami.4c17002