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”Now looking at the comprehensive power system, the multi-energy interaction of the thermal subsystem includes the comprehensive application effect not very high. We said that the comprehensive power system is distributed and faces renewable forces, and the evaporation and re-natural nature also affect our efficient application. She hopes that the accompanying can be soft and soft. Patient and careful, but Chen Jubai is good, so we develop such a load-type compressed air energization system. The important thing is to do with a distributed comprehensive power system. What is the effect of this? Two points, one is to multi-energy connection, one is to put down the towel and fill out the form quickly so as not to delay the other party getting off work. One is to multi-energy connection, but Sugar daddy uses unrestrained exchange and application of dynamics. ”
——Teacher of the Department of Electrical Engineering and Application of Electronic Technology in Tsinghua University/Deputy Chairman of the Energy Energization Committee of China Renewable Dynamics Association Mei Shengwei
August 7Escort manila, the “First China Energy Academic Forum and Winter Innovation Technology Conference” hosted by Huabei Electric Power and China Renewable Dynamics Association, was held in Beijing. The conference vigorously promotes wind energy, solar energy, and energy-energy innovation technologies, promotes wind energy interchange, solar energy + energy-energy, wind light energy technology, and smart micronetwork. Mobile users cannot leave their seats. ”Li Internet technology is used in the field of comprehensive dynamic services; to build the transportation of wind, solar and energy production science and technology, and the innovative application of Sugar baby to cooperate with the platform to promote the technological development of wind and solar power generation on the Internet project without supplementary price, and promote the advancement and innovation of energy production technology.
Purpose Reporting Ring, the Department of Electronic Technology of Tsinghua University of Technology, Professor of the Department of Machinery Engineering and Applications/Mei Shengwei, Vice Chairman of the Energy Accumulation Committee of the China Renewable Dynamics Association, gave a report on the topic of “Recombinant Pressure Reduced Air Accumulation and Distributed Comprehensive Power System”.
Tsenator of the Department of Electrical Engineering and Application of Electronic Technology of Qinghua University/Deputy Chairman of the Energy Acquisition Committee of the China Renewable Dynamics Association Mei Shengwei
Travel with the master in five aspects.
One is the dynamic development environment, including the current total consumption and energy consumption intensity in our country. They are all the necessary development trends for dynamic changes. The path that must be taken hereEscort manila is to develop clean power, the proportion of clean power.
I am equivalent to a two-dimensional coordinate here. Let’s look at the development trends of power power systems. This is a simple summary. From a traditional network to a power network like a micro network to a power network tomorrow, of course tomorrow I will be exposed to a distributed comprehensive power system. From four circles, production, consumption, foundation and energy transmission, the traditional network production side once The main thing is the traffic load, the foundation is the power transformer and the transmission voltage of energy. When our second network shape, the production side becomes a one-time + renewable force, and the traffic load disease. When it comes to distributed comprehensive power, the power Internet, the production side is a one-time + renewable force, the traditional power electronic transformer to the energy-energized and integrated force system, and finally the power Internet is a comprehensive application of multiple emotions. The energy-energized power Internet is now a dynamic power Internet. The effect in Escort manila is very protruding.
We are building smart networks, and the four cycles of development, transport, distribution and delivery require energy-energy support. The existing technology is pumped storage, which has the advantages of large capacity, long life, and extreme power system for 30 to 40 years. Now, due to the constraints of terrain conditions, in our country, especially the southern region and the west. The daddy area has been mixed, and it is difficult to choose a location. For example, the sunshine time in Qinghai is 3,300 hours a year, and the evaporation is very large. This is a bottleneck battery that it has developed. However, it is affected by life. Is there an energy storage technology that can gather these two technologies in a comprehensive way? We focus our light on the pressure.The principle of reducing air energy is very close to pumped storage energy, and they are both fluid energy storage. To put it simply, use a compressor to turn the air into the air, for example, when there is a low voltage, I pour your air pressure into a gas chamber, and when power is generated, the high pressure gas is released, and the motor drives the power. This is certainly the conditions that depend on your energy, and other situations are like this. The whole process should be comparable to the environment, including life, and pumping and storage. Let’s take a look at the three generations of compressed air energies so far. In 1978, the first generation of commercial stations that have been built abroad in commercial operation were led by Germany and american. The second generation, the advanced compressed air energy, will be the comprehensive application of the third generation of power tomorrow.
In 1949, German engineer Stal Laval proposed this kind of technical principle. The physical process is very clear. Use your energy low-gross electric drive pressure compressor to press the air into the gas chamber, which can be a high-pressure container or authentic. Release high-pressure gas, ignite natural gas, and finally drive the generator to power. This technology can be seen as a special fuel station with energy storage, which is 8% more effective than an ordinary station. However, the master looked at its process because during the re-pressure process, not only the pressure energy of the electric energy, but also a door of the compressive energy is also awesome. This heat is also amazing, and this piece of waste is lost. When power is generated, the temperature comes from, and the natural atmosphere is burned. Although it has energy, it eliminates the pressure and heat. When power is really generated, it has to be used in the natural atmosphere. Therefore, you can see the special power station that brings energy. This is the technical principle of Germany.
The two most classic ones are the Huntorf electric station in Germany in 1978, and the other is the Mclntosh electric station in 1991. This one is 290 megawatts, with a 42% effectiveness, and our gas turbines are 40% and 35% sluggish. This is high, because it uses compressed air to compress this block, so the fuel consumption is about half of the gas consumption. But if you lose your energy, the power conversion is only 10%. Despite this, this power station is still operating. I went to the current site to learn the year before yesterday. Every time I generate electricity, I consume 100,000 cubic meters of natural gas. American has plenty of room for application, and its effectiveness will be increased, reaching 55%.
Tsinghua University proposed the principle of non-combustion-pressure-reducing air energization technology in 2011. This principle is actually not a new thing, but the improvement of heat exchange technology and data technology has made this principle feasible. The basic process is that the low-rise electric drive compressor that uses the trough drive, load the air into a high-pressure inlet chamber, and then apply a heat exchanger. The process of compressing Manila escort will have a large number of pressures, and apply a heat exchanger toThe pressure heat is stored in the heat tank, and the decoupling of the power to the pressure energy and the pressure energy is completed. For example, 100 air pressure temperatures can reach 600 degrees, take out this and store it in the heat sink. When power is generated, the high-pressure gas is released. After the heating of our heating system, it forms a high-temperature and high-pressure air, such as the two major elements of the super-temperature and super-temperature that year, one is high-pressure and the other is high-temperature. If this principle is done, there are three advantages at that time. One is a classic cold and hot electricity supply. Because it is used for air power learning, the temperature at the end can be adjusted, just like we can adjust it to 5 degrees and 2 degrees, and at the end it can automatically increase energy while generating electricity. The heat stored in this heat tank is very high, just like the heat at 300 degrees to be used to generate electricity, and the remaining heat of more than 100 degrees can be used to supply heat. This situation mas TC:
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