CN111313529A - Distributed power supply guarantee method based on mobile nuclear power generation equipment - Google Patents
Distributed power supply guarantee method based on mobile nuclear power generation equipment Download PDFInfo
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- CN111313529A CN111313529A CN202010203973.0A CN202010203973A CN111313529A CN 111313529 A CN111313529 A CN 111313529A CN 202010203973 A CN202010203973 A CN 202010203973A CN 111313529 A CN111313529 A CN 111313529A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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Abstract
The invention provides a distributed power supply guarantee method based on mobile nuclear power generation equipment. Arranging at least two nuclear energy guarantee vehicles and one nuclear energy guarantee airplane in first-line and second-line cities; at least two nuclear energy guarantee vehicles are arranged in a three-line city, the first-line city comprises a straight prefecture city and a Shenzhen city, the second-line city is a province city, and the three-line city is other grade cities. The distributed nuclear energy support and guarantee system covering the core power utilization area in the whole country is formed by reasonably deploying the mobile nuclear energy power generation equipment in different forms and quantities in each central city, the overall management, effective calling and adjacent sharing of the nuclear energy power generation equipment are realized, the power generation equipment is convenient to flexibly transfer and timely transfer to a local power failure place for emergency power supply, a certain power supply power output can be ensured, and energy guarantee is provided for power utilization of high-power equipment in temporary operation and basic life and important strategic tasks of residents in emergency situations.
Description
Technical Field
The invention relates to a power supply guarantee scheme, in particular to a nuclear power supply guarantee scheme.
Background
The nuclear energy has the outstanding advantages of high energy density, long endurance time, wide coverage range and the like compared with the traditional energy, the nuclear energy utilization becomes an important subject of energy development in recent decades, and as the safe nuclear energy technology and the network technology continuously trend towards engineering and practicality, the nuclear energy utilization gradually turns to a platform energy source end from a weapon killing end, and a new era of nuclear energy utilization by human, namely the third nuclear era, is started.
The mobile nuclear power generation equipment is a nuclear power generation system which converts heat energy generated by nuclear fission of a reactor core into electric energy for output and has the characteristics of flexibility and mobility, and the mobile nuclear power generation system can output the electric energy in real time by quickly moving to a local power shortage place. According to the function and the connotation of the mobile nuclear energy support and safeguard system, facilities in the mobile nuclear energy power supply equipment mainly comprise a carrier, a nuclear reactor body, a safety safeguard facility, a power transformation facility and an auxiliary facility, and can provide efficient support and safeguard for the power utilization facility in the effective moving range of the nuclear energy power generation equipment, wherein the efficient support and safeguard is fast, continuous and sufficient energy supply. At present, research units at home and abroad report related applications of utilizing mobile nuclear power supply equipment as an emergency power energy input end to provide quick and continuous energy support for land, sea, air and space platforms. However, from the actual requirement of providing energy guarantee for efficient, safe and stable operation of a future power distribution system, how to establish a scientific and reasonable nuclear energy guarantee system by combining a specific application environment is still a problem to be solved urgently at present.
Disclosure of Invention
The invention aims to provide a distributed power supply guarantee method based on mobile nuclear power generation equipment, which is convenient for flexibly moving the power generation equipment and timely transferring the power generation equipment to a local power failure place for emergency power supply.
The purpose of the invention is realized as follows:
arranging at least two nuclear energy guarantee vehicles and one nuclear energy guarantee airplane in first-line and second-line cities; at least two nuclear energy guarantee vehicles are arranged in a three-line city, the first-line city comprises a straight prefecture city and a Shenzhen city, the second-line city is a province city, and the three-line city is other grade cities.
The present invention may further comprise:
1. at least one nuclear power guarantee ship is also deployed in the coastal city.
2. The nuclear energy distributed in the first-line and second-line cities ensures that the total power supply power of the vehicle is 20MW-60 MW; the nuclear energy ensures that the total power supply power of the aircraft is 20MW-40 MW.
3. The nuclear energy arranged in the three-wire city ensures that the total power supply power of the vehicle is 10MW-30 MW.
4. The nuclear energy ensures that the total power supply power of the ship is 20-40 MW.
5. At least one daily nuclear energy guarantee vehicle in at least two nuclear energy guarantee vehicles is emergency power supply in the work of regularly cruising, and other nuclear energy guarantee vehicles are used for starting in the special condition and provide emergency power supply support.
6. The nuclear energy guarantee vehicle is a gas cooled reactor type nuclear energy guarantee vehicle.
7. The nuclear energy guarantee vehicle comprises a mother vehicle, defense vehicles and auxiliary cooling vehicles, wherein the defense vehicles are arranged around the mother vehicle, the number of the defense vehicles is one or two, and the auxiliary cooling vehicles are provided with one or two.
The invention provides a distributed power supply guarantee scheme based on mobile nuclear power generation equipment by researching the current research situation and trend of domestic and foreign small nuclear reactor technology and combining the regional conditions and actual requirements of China.
According to the scheme, the mobile nuclear power generation equipment with flexibility is reasonably arranged in the core power utilization city, the power generation equipment is convenient to flexibly move and is timely transferred to a local power shortage place in the region to supply power, certain power supply power output can be ensured, and the power utilization requirement of temporary operation of high-power equipment can be met.
The scheme of the invention is based on regions, the cities are used as electricity utilization core areas in each region, and the movable nuclear energy power generation equipment with different forms and quantities is reasonably deployed in the core electricity utilization cities of the whole country, so that a distributed nuclear energy support and guarantee system covering the core electricity utilization areas of the whole country is formed, the overall management, the effective calling and the adjacent sharing of the nuclear energy power generation equipment are realized, and the emergency power supply requirements of high efficiency, reliability and wide coverage can be met.
The scheme of the invention reasonably estimates the required emergency power supply according to the total power consumption of each central city in China, sets redundancy, reasonably adjusts the specific form and the number of equipment in each area by combining the power supply power and the moving radius of power generation equipment, ensures the timeliness, the sufficiency and the reliability of power supply support, and provides emergency power supply guarantee for the basic life and important strategic tasks of residents.
The scheme of the invention is provided with daily nuclear power generation equipment and standby emergency nuclear power generation equipment, so that the emergency power supply task requirement in the regular cruising work can be met, the redundant standby power generation equipment is arranged as emergency power supply support, and the emergency processing capacity and the power supply reliability of a nuclear power guarantee system are further enhanced.
Drawings
Fig. 1 is a flowchart of a distributed power supply support method based on mobile nuclear power generation equipment according to the present invention.
Fig. 2 is a schematic structural view of a gas cooled reactor type nuclear power support vehicle.
Detailed Description
The invention is described in more detail below by way of example with reference to the accompanying drawings.
The first embodiment of the present invention is: 2-5 nuclear energy guarantee vehicles and 1-3 nuclear energy guarantee airplanes are arranged in first-line and second-line cities; and 2-3 nuclear energy guarantee vehicles are arranged in a three-line city, the first-line city comprises a straight prefecture city and a Shenzhen city, the second-line city is a province city, and the three-line city is other grade cities. The nuclear energy distributed in the first-line and second-line cities ensures that the total power supply power of the vehicle is 20MW-60 MW; the nuclear energy ensures that the total power supply power of the aircraft is 20MW-40 MW. The nuclear energy arranged in the three-wire city ensures that the total power supply power of the vehicle is 10MW-30 MW.
In a second embodiment of the present invention, based on the first embodiment, at least one nuclear power support ship is deployed in a coastal city. The nuclear energy ensures that the total power supply power of the ship is 20-40 MW.
In the above embodiment, at least one of the daily nuclear power guarantee vehicles is used for emergency power supply in regular cruising work, and the other nuclear power guarantee vehicles are started under special conditions to provide emergency power supply support.
In the above embodiment, the nuclear power guarantee vehicle is a gas cooled reactor type nuclear power guarantee vehicle.
In the above embodiment, the nuclear energy security vehicle includes a main vehicle, one or two defense vehicles and one or two auxiliary cooling vehicles, the defense vehicles are disposed around the main vehicle, and the auxiliary cooling vehicles are provided with one or two auxiliary cooling vehicles.
Considering that China is wide in regional distribution, large in power demand coverage range and heavy in power supply task, and power loads and power generation resources of all regions are constantly increased and changed, real-time power consumption total statistical data of all regions are uncertain greatly. The invention also obtains the information according to the related statistical data researched in the earlier stage, the total power consumption of different areas is closely related to the industrial and population density degree, the industrial power consumption of China is mainly concentrated in regional center cities and local center cities, and the industrial power consumption level of the cities is far higher than the domestic power consumption level of the cities. Based on this, the distributed power supply safeguard scheme in the embodiment of the present invention is determined by the following procedure.
1. Combining the general situation of Chinese territory, firstly, the nuclear energy guarantee resources are roughly distributed in the territory scope of five target districts of east, northeast, west, south and middle of China according to the geographical position on the basis of the territory.
2. The method comprises the steps of taking cities as power utilization core areas of each area, roughly deploying nuclear energy guarantee resources in central cities (namely, first, second and third line cities) of the east, northeast, west, south and middle areas, and estimating local power supply task quantity, namely required emergency power supply power values by combining the statistical data of the total power consumption of the central cities.
3. According to the statistical data report of the total social electricity consumption of the main central cities in the country in 2018, the first-line city, the second-line city and the third-line city with larger total electricity consumption are taken as core electricity consumption city representatives, and the total electricity consumption level, namely the total electricity consumption power value, corresponding to each core electricity consumption city is obtained through calculation.
4. And respectively estimating corresponding total emergency power supply power according to the total power consumption of each core power consumption city, namely the total emergency power supply power is 12.5% by 3.5% of the total power consumption power, and the total emergency power supply power is required by meeting the basic domestic power consumption requirements of residents.
In the embodiment, the total domestic electric power consumption of the urban residents is estimated by 12.50% of the total urban electric power consumption, and the corresponding emergency power supply amount for providing guarantee for the basic domestic electric power consumption of the residents is estimated by 3.50% (namely, an average value of 2% and 5%) of the total domestic electric power consumption of the urban residents.
5. And respectively estimating the total emergency power supply power of the first, second and third-line cities to obtain the average emergency power supply power values respectively corresponding to the first, second and third-line cities, and setting reasonable power redundancy to ensure the coverage of the required emergency power supply power level.
6. In order to meet the emergency power supply power requirement of each core power city, the specific forms and the number of the nuclear power generation equipment in each core power city are reasonably adjusted by combining the power supply power and the moving radius (namely the effective coverage range) of the mobile nuclear power generation equipment in different forms, so that the nuclear power guarantee equipment can reach the power shortage target place at the conventional running speed within the reasonable moving aging range, and the power supply is ensured to be timely and reliable.
It should be understood by those skilled in the art that the facilities in the mobile nuclear power support and safeguard system mainly include a vehicle, a nuclear reactor body, a safety and safeguard facility, a power transformation facility, and an auxiliary facility according to the function and the connotation of the mobile nuclear power support and safeguard system. According to different power levels and long-term continuous energy supply requirements, the mobile support and guarantee system in the nuclear energy support and guarantee distribution scheme can be a vehicle-mounted reactor and depends on the fact that a nuclear energy guarantee vehicle runs on land and islands; or the reactor can be an onboard reactor, and the reactor can operate in the air and in the near space by depending on airplanes, airships, high-speed near space aircrafts and the like; the reactor can also be a ship-borne reactor, and is based on the ship to operate at sea. The stack type of the mobile support and safeguard system mainly includes four types at present: gas cooled reactors, pressurized water reactors, liquid metal cooled reactors, molten salt reactors, and the like. In the application, the specific number of the nuclear energy guarantee vehicles, the nuclear energy guarantee aircrafts and the nuclear energy guarantee ships can be correspondingly adjusted according to the specific generated power, and the number can be 2-5 vehicles/frames/quantity or more. In the embodiment of the application, the nuclear energy security vehicle, the nuclear energy security aircraft and the nuclear energy security ship in the form of the gas cooled reactor are taken as examples, power supply scheme configurations of the nuclear energy security vehicle, the nuclear energy security aircraft and the nuclear energy security ship are provided, and the functions, structures and operation principles of each security device are described in the text. Of course, the structural form, the performance parameters and the configuration number of the mobile nuclear power generation equipment in the solution are not limited to the above examples, and the specific solution thereof may be correspondingly designed in other ways according to actual requirements, and any equivalent transformation and improvement performed on the basis of the technical solution of the present application should not be excluded from the protection scope of the present application.
In the invention, different forms and different quantities of nuclear energy guarantee vehicles and nuclear energy guarantee airplanes are reasonably deployed in the core power utilization cities in five domestic areas, so that nuclear energy power generation equipment in each node area can be flexibly mobilized to be quickly transferred to local power failure places in the area to which the nuclear energy power generation equipment belongs, and the nuclear energy power generation equipment is used as a power energy input end to provide quick, continuous and sufficient power energy support for land, sea, air and sky platforms in emergency. The nuclear energy guarantee vehicle can be used as a ground cruise vehicle, the working position is frequently changed, the daily emergency power supply task requirement in a local area range can be met, the operation is safe and reliable, and the economic cost is low. The nuclear energy guarantee aircraft can move in a space range, is convenient to transfer quickly and dispatch flexibly, can meet the requirements of emergency power supply tasks with larger maneuvering coverage and wider maneuvering coverage, and particularly can meet the power supply requirements of high maneuverability and long endurance of a small nuclear energy guarantee aircraft, such as power supply for an unmanned system. Meanwhile, the nuclear power generation equipment in each node area can ensure certain power supply power output, and provide energy guarantee for the temporary operation of high-power equipment, the basic life of residents in emergency situations, important strategic tasks and other power utilization. Finally, the nuclear power generation equipment widely distributed in each node area forms a distributed nuclear power support and guarantee system covering the core power utilization area in the national range, so that the overall management, the effective calling and the close sharing of the nuclear power generation equipment are realized, and the emergency power supply task is executed in a wide coverage range, high efficiency and reliable; in addition, the scheme can provide temporary energy support for the electricity consumption of living and production in remote mountainous areas, islands, polar regions and other areas without power grids and rare people or sea areas, so that the temporary or staged electricity consumption requirements of important strategic tasks such as oil and gas development and transportation, lighthouse illumination, offshore base construction, polar region ice-sealed region scientific investigation and fresh water production, robot remote maintenance and exploration and the like in extreme regions can be met without building a large-scale power grid system.
Claims (8)
1. A distributed power supply guarantee method based on mobile nuclear power generation equipment is characterized by comprising the following steps: arranging at least two nuclear energy guarantee vehicles and one nuclear energy guarantee airplane in first-line and second-line cities; at least two nuclear energy guarantee vehicles are arranged in a three-line city, the first-line city comprises a straight prefecture city and a Shenzhen city, the second-line city is a province city, and the three-line city is other grade cities.
2. The distributed power supply guaranteeing method based on the mobile nuclear power generation equipment as claimed in claim 1, which is characterized in that: at least one nuclear power guarantee ship is also deployed in the coastal city.
3. The distributed power supply guaranteeing method based on the mobile nuclear power generation equipment as claimed in claim 2, which is characterized in that: the nuclear energy distributed in the first-line and second-line cities ensures that the total power supply power of the vehicle is 20MW-60 MW; the nuclear energy ensures that the total power supply power of the aircraft is 20MW-40 MW.
4. The distributed power supply guaranteeing method based on the mobile nuclear power generation equipment as claimed in claim 3, wherein: the nuclear energy arranged in the three-wire city ensures that the total power supply power of the vehicle is 10MW-30 MW.
5. The distributed power supply guaranteeing method based on the mobile nuclear power generation equipment as claimed in claim 4, wherein: the nuclear energy ensures that the total power supply power of the ship is 20-40 MW.
6. The distributed power supply guaranteeing method based on the mobile nuclear power generation equipment as claimed in claim 6, wherein: at least one daily nuclear energy guarantee vehicle in at least two nuclear energy guarantee vehicles is emergency power supply in the work of regularly cruising, and other nuclear energy guarantee vehicles are used for starting in the special condition and provide emergency power supply support.
7. The distributed power supply guaranteeing method based on the mobile nuclear power generation equipment as claimed in claim 6, wherein: the nuclear energy guarantee vehicle is a gas cooled reactor type nuclear energy guarantee vehicle.
8. The distributed power supply guaranteeing method based on the mobile nuclear power generation equipment as claimed in claim 7, wherein: the nuclear energy guarantee vehicle comprises a mother vehicle, defense vehicles and auxiliary cooling vehicles, wherein the defense vehicles are arranged around the mother vehicle, the number of the defense vehicles is one or two, and the auxiliary cooling vehicles are provided with one or two.
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| US20070093280A1 (en) * | 2005-10-24 | 2007-04-26 | Mckay Christopher A | Mobile power distribution system and method thereof |
| US20080297113A1 (en) * | 2007-05-28 | 2008-12-04 | Honda Motor Co., Ltd. | Electric power supply system |
| CN105913890A (en) * | 2016-07-05 | 2016-08-31 | 上海核工程研究设计院 | Movable nuclear power device |
| CN107766988A (en) * | 2017-11-03 | 2018-03-06 | 国网湖南省电力公司 | Disaster prevention emergency electricity optimization collocation method and device in a kind of urban area |
| US20190366953A1 (en) * | 2018-05-29 | 2019-12-05 | General Electric Company | Power generation system and associated method |
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