Topic overview:
The first-class discipline of power engineering and engineering thermophysics is an engineering basic science and applied technology science. Taking the efficient and clean development, production, conversion and utilization of energy as the application background and ultimate goal, it studies the basic law of energy conversion and transfer in the process of energy conversion from heat, light, potential energy and kinetic energy to work, electricity or vice versa, potential energy and kinetic energy, and the theory and operation of equipment and systems in these processes can be effectively realized according to this law. Is the theory of energy power engineering. The main industries involved play a foundation, support and driving role in the development of the whole national economy and engineering technology, and have an irreplaceable position in the engineering category.
At present, with the increasing shortage of conventional energy and the enhancement of human awareness of environmental protection, energy saving, improving energy efficiency and developing renewable new energy sources have become the three main tasks of this topic. The sustainable development of mankind will inevitably promote the diversification of energy structure and the high efficiency, low cost, integration, automation, cleanliness and pollution-free of energy-using equipment and systems.
The theory and technology of power engineering and engineering thermophysics are the pillars of the sustainable development of national economy, the driving force of all production activities and scientific and cultural activities, and the necessary guarantee of social daily life. Energy and power science, together with material science and information science, constitute three basic elements of the development of modern society. The theory and technology of power engineering and engineering thermophysics are applied in transportation, industry, agriculture, national defense and other fields, which are closely related to human life and production practice and are the comprehensive embodiment of modern science and technology. At the same time, they are combined with almost all fields of science and technology, which promotes the utilization of human energy and the development of modern power technology. The position of this subject in the development of national economy and social culture will be strengthened and highlighted day by day.
Subject direction:
The discipline of "Power Engineering and Engineering Thermophysics" includes the following eight research directions:
1, engineering thermophysics
"Engineering thermophysics" is the main basic discipline in the field of energy utilization, which mainly includes: heat engine aerothermodynamic, fluid dynamics, heat and mass transfer, new sustainable energy supply and utilization mode and system analysis.
2. Thermal energy engineering
"Thermal Energy Engineering" is a science that studies the reasonable, efficient and clean conversion and utilization of energy, and it is a highly applied technical discipline. It focuses on the principle and technology of energy conversion and utilization from chemical energy of energy to heat energy, and heat energy does work again through heat energy process and equipment, and studies and develops new theories, technologies, new processes (processes), new equipment and new materials for energy utilization, laying a foundation for developing high-efficiency energy-saving products and eliminating low-efficiency energy-consuming products.
3, power machinery and engineering
"Power Machinery and Engineering" focuses on new power machinery and its systems such as heat engines and internal combustion engines, and studies the basic theories and key technologies for the safe, efficient and clean conversion of various forms of energy into mechanical energy. The discipline involves energy, transportation, electric power, aviation, agriculture, environment and other fields closely related to national economy, social development and national defense industry.
4, fluid machinery and engineering
"Fluid Machinery and Engineering" mainly studies the law of function transformation and internal fluid mechanics in various fluid mechanical devices. Typical research objects include vane compressors, blowers, ventilators and pumps, which consume 30-40% of China's total industrial electricity consumption, thus showing its special and important position in national economy and social life. This subject aims at energy saving, emission reduction and localization of large-scale fluid machinery, and at the same time takes into account the important needs of various advanced propulsion systems development and new energy development and utilization, and carries out research on basic theories and key technologies of fluid machinery.
5, refrigeration and low temperature engineering
"Refrigeration and cryogenic engineering" is based on the basic law of energy transfer and conversion in the reverse cycle of heat from low temperature to high temperature, and studies the principles, methods and corresponding technologies of obtaining, maintaining and applying low temperature. This subject has been widely used in many fields, such as machinery, metallurgy, energy, chemical industry, food preservation, environment, biomedicine, low-temperature superconductivity and aerospace technology, especially in civil refrigeration, commercial refrigeration, industrial refrigeration, biomass quick-freezing preservation technology, gas liquefaction, superconductivity and so on.
6, chemical process machinery
"Chemical process machinery" belongs to the first-class discipline of power engineering and engineering thermophysics. It takes the continuous and complex system integrating machinery, process and control as the research object, and focuses on the key technologies of efficient, energy-saving, safe and clean complete sets of equipment necessary for process industry. It is an interdisciplinary subject formed by the mutual penetration and integration of machinery, chemical engineering, control, information, materials and mechanics.
7, energy and environmental engineering
"Energy and Environmental Engineering" is a science that studies how to solve various environmental problems in the process of development, transformation and utilization of various energy sources, researches and develops new technologies (processes), new equipment and new materials for environmental protection and energy saving, realizes clean production and utilization of energy sources, reduces and eliminates various environmental problems caused by energy utilization, and lays a scientific theoretical and engineering technical foundation for ensuring environmentally friendly utilization of energy sources.
8. New energy science and engineering
"New Energy Science and Engineering" is a cutting-edge and highly cross-cutting technical science. Taking solar energy, geothermal energy, wind energy, biomass energy, hydro energy, ocean energy and other renewable energy as objects, the basic theory and key technologies of its high efficiency and low cost conversion and utilization are studied. New energy science and engineering is a discipline direction facing emerging industries, involving energy, materials, chemistry, physics, biology and other interdisciplinary fields.
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