CN207966496U

CN207966496U - A kind of floating nuclear power plant

Info

Publication number: CN207966496U
Application number: CN201721458108.0U
Authority: CN
Inventors: 齐江辉; 郭健; 郑亚雄; 梁双令; 章红雨
Original assignee: 719th Research Institute of CSIC
Current assignee: 719th Research Institute of CSIC
Priority date: 2017-11-01
Filing date: 2017-11-01
Publication date: 2018-10-12
Anticipated expiration: 2027-11-01

Abstract

The utility model discloses a kind of floating nuclear power plants, it is related to nuclear power station field, the device includes nuclear reactor, with the matched steam turbine generator of the nuclear reactor and power station ontology, the steam turbine generator is used to convert the thermal energy that the nuclear reactor generates to electric energy, the power station ontology includes upper mounting plate and lower floating body, it is connected by several columns between the upper mounting plate and lower floating body, the upper mounting plate is located at sea or more, the body of floating downward is located at sea or less, and the steam turbine generator and nuclear reactor are located at described float downward in vivo, the utility model improves the capacity of anti-storm of floating nuclear power plant, reduce the influence to ambient enviroment when nuclear fuel leakage occurs.

Description

A kind of floating nuclear power plant

Technical field

The utility model is related to nuclear power station fields, and in particular to a kind of floating nuclear power plant.

Background technology

There is high requirement, existing offshore oilfield for the guarantee of the energy in marine resources development and islands and reefs process of construction The oil gas generating set energy safeguard difficulty of exploitation use is big, operating cost is high, atmosphere pollution is serious；Wherein, near islands and reefs Harsh environmental conditions, energy supply easily by adverse weather conditions, continue big, the conventional energy recharge mode of the difficulty of supply energy source Efficiency is low, and is difficult to ensure supply energy source reliably and with long-term, round-the-clock can not meet islands and reefs energy recharge demand.

In order to solve problem above, existing marine resources development and the offer of islands and reefs construction of energy be by floating nuclear power plant, Mainly since floating nuclear power plant environmental suitability is strong, big, the comprehensive supply capacity of power density is strong.

But existing floating nuclear power plant is Ship Structure, floats on sea and is affected by stormy waves, supports capacity of anti-storm Deficiency, there are certain limitations in stability；And cause to be set to floating core since existing floating nuclear power plant floats on sea Nuclear reactor in power station is located on sea, the nuclear reactor occur nuclear fuel leakage when, be easy to ambient enviroment cause compared with It is big to influence.

Utility model content

It in view of the deficiencies in the prior art, can the purpose of this utility model is to provide a kind of floating nuclear power plant Improve the capacity of anti-storm of floating nuclear power plant.

To achieve the above objectives, the technical scheme adopted by the utility model is that：A kind of floating nuclear power plant, including：

Nuclear reactor；

With the nuclear reactor matched steam turbine generator, the steam turbine generator is used to generate in the nuclear reactor Thermal energy is converted into electric energy；

Power station ontology, the power station ontology include upper mounting plate and lower floating body, if between the upper mounting plate and lower floating body by Dry column is connected, and the upper mounting plate is located at sea or more, and the body of floating downward is located at sea hereinafter, and the steam turbine generator and core Reactor is located at described float downward in vivo.

Based on the above technical solution, the lower floating body is equipped with a ballast tank.

Based on the above technical solution, the column is hollow and is connected to the ballast tank.

Based on the above technical solution, the column portion is located at underwater.

Based on the above technical solution, described float downward is equipped with steam generator and secondary circuit device, the steaming in vivo Vapour generator is connected with the nuclear reactor and secondary circuit device respectively, and the secondary circuit device and the steam turbine generator phase Even.

Based on the above technical solution, described float downward is equipped with a desalination plant in vivo, the sea water desalination dress It sets and is connected with the secondary circuit device.

Based on the above technical solution, described float downward is equipped with a substation in vivo, the substation and the steamer Generator is connected.

Based on the above technical solution, described float downward is equipped with Spent Fuel Pool in vivo.

Based on the above technical solution, described float downward is equipped with emergency power station in vivo.

Based on the above technical solution, the lower floating body is equipped with impeller system.

Compared with prior art, the utility model has the advantage of：

(1) a kind of floating nuclear power plant in the utility model connects upper mounting plate and lower floating body by the way that several columns are arranged, makes The water plane area of the floating nuclear power plant reduces, and to reduce disturbance of the wave to the floating nuclear power plant, improves floating core The capacity of anti-storm in power station；Internal nuclear reactor is floated downward positioned at undersea by being set to, can reduce and core combustion occurs Influence when material leakage to ambient enviroment.

Description of the drawings

Fig. 1 is the structural schematic diagram of floating nuclear power plant in the utility model embodiment；

Fig. 2 is the vertical view of lower floating body in the utility model embodiment.

In figure：1- nuclear reactors, 2 steam turbine generators, the power stations 3- ontology, 31- upper mounting plates, the decks 311-, 312- helicopters Platform, floating body under 32-, 321- ballast tanks, 322- steam generators, 323- substations, 324- desalination plants, 325- are weary Fuel pit, the emergency power stations 326-, 327- secondary circuit devices, 4- columns, 5- impeller systems.

Specific implementation mode

The embodiments of the present invention are described in further detail below in conjunction with attached drawing.

Shown in referring to Fig. 1 and Fig. 2, the utility model embodiment provides a kind of floating nuclear power plant, including nuclear reactor 1, with 1 matched steam turbine generator 2 of nuclear reactor and power station ontology 3, it is preferred that nuclear reactor 1 is presurized water reactor, and steam turbine generator 2 is used It is converted into electric energy in the thermal energy for generating nuclear reactor 1；Power station ontology 3 includes upper mounting plate 31 and lower floating body 32,31 He of upper mounting plate It is connected by several columns 4 between lower floating body 32, upper mounting plate 31 is located at sea or more, and lower floating body 32 is located at sea hereinafter, and vapour Turbine generator 2 and nuclear reactor 1 are located in lower floating body 32；Wherein, 4 part of column is located at underwater, is further ensured that upper mounting plate 31 More than sea, upper mounting plate 31 and lower floating body 32 are connected by the way that several columns are arranged, makes the Water Plane face of the floating nuclear power plant Product reduces, and to reduce disturbance of the wave to the floating nuclear power plant, improves the capacity of anti-storm of floating nuclear power plant, and pass through The nuclear reactor 1 being set in undersea lower power station ontology 31 can reduce when nuclear fuel leakage occurs to surrounding The influence of environment, is totally submerged in nuclear reactor 1 when underwater, it is ensured that seawater can in the event of an accident entered and floats downward Body 32 improves the safety of the floating nuclear power plant using seawater as final hot hydrazine.

It is shown in Figure 1, upper mounting plate 31 be equipped with three layers of deck 311, accordingly increased upper mounting plate 31 for accommodate deposit The space of goods and materials and equipment, upper mounting plate 31 are additionally provided with an accommodation platform lived for personnel, and upper mounting plate 31 is equipped with a helicopter Platform 312, the helicopter platform 312 are arranged close to accommodation platform, serious natural calamity or nuclear reactor hair can occur When raw major accident, the staff on nuclear power station can reach helicopter platform 312 quickly through accommodation platform and carry out promptly It withdraws, ensure that the personal safety of staff to the greatest extent.

Shown in referring to Fig. 1 and Fig. 2, lower floating body 32 is equipped with a ballast tank 321, wherein column 4 is hollow and and ballast tank 321 connections, by the way that ballast water is arranged in column 4 and ballast tank 321, the drinking water of the floating nuclear power plant can be facilitated and floats State；Be equipped with steam generator 322 and secondary circuit device 327 in lower floating body 32, steam generator 322 respectively with nuclear reactor 1 and Secondary circuit device 327 is connected, and secondary circuit device 327 is connected with steam turbine generator 2, and the steam that nuclear reactor 1 generates is passed through Steam generator 322 send to steam turbine generator 2 after absorbing and carries out acting power generation, and the electric energy of generation is transported to use by submarine cable Family power grid, lower floating body 32 is interior to be equipped with a desalination plant 324, which is connected with secondary circuit device 327 The steam that nuclear reactor 1 generates can be discharged by (not indicated in annexation figure) after pushing steam turbine generator 2 to do work Desalination plant 324 carries out sea water desalination using steam waste heat, or carries out seawater using the electric energy that steam turbine generator 2 provides Desalinate function, in the utility model, nuclear reactor 1 flows through steam generator 322 heat transfer to steam hair after generating thermal energy The 322 secondary side water supply of raw device pushes the acting of steam turbine generator 2 to generate electricity after being changed into steam, and the steam after acting is through supercooling It is sent after solidifying, deoxygenation to a high-pressure heater and is heated, steam generator 3 is returned to after raising temperature to be heated and is used as steam generation Device water supply, then carry out above-mentioned cycle.

Shown in referring to Fig. 1 and Fig. 2, a substation 323, substation 323 and 2 phase of steam turbine generator are equipped in lower floating body 32 Even, the electric energy that steam turbine generator 2 generates can be converged after substation 323 boosts and user's electricity is transported to by submarine cable Net reduces the loss in electric energy transmission process；Spent Fuel Pool 325 is equipped in power station ontology 32, can to nuclear fuel waste liquid, The progress such as irradiated fuel assembly are accommodating safely, by spentnuclear fuel accumulate it is a certain amount of after be transported to land again and handle, reduce operation Cost；Emergency power station 326 is equipped in lower floating body 32, the emergency power station 326 is equipped with diesel generator group, in steam turbine generator It still can guarantee nuclear power station and user power utilization when 2 failure.

Shown in Figure 2, lower floating body 32 is equipped with impeller system 5, and impeller system 5 can make nuclear power station in any water It works under the conditions of depth, nuclear power station can be made to lean on the thrust location that itself is generated without by external completely under severe sea condition Equipment, to make the mobility of the nuclear power station improve, and it is easily operated；Wherein, steel safety is also set up outside the nuclear reactor 1 Shell plays protective action to nuclear reactor 1, when accident occurs for nuclear reaction 1, can prevent nuclear fuel from revealing, in nuclear reactor 1 When the lower floating body 32 in outside damages, nuclear reactor 1 is isolated with seawater, preventing seawater from entering nuclear reactor 1 makes nuclear reactor 1 damage It is bad.

The utility model is not only limited to above-mentioned preferred forms, anyone can obtain under the enlightenment of the utility model Go out other various forms of products, however, make any variation in its shape or structure, it is every to have and the utility model phase Same or close technical solution, within its protection domain.

Claims

1. a kind of floating nuclear power plant, which is characterized in that including：

Nuclear reactor (1)；

With the nuclear reactor (1) matched steam turbine generator (2), the steam turbine generator (2) is used for the nuclear reactor (1) thermal energy generated is converted into electric energy；

Power station ontology (3), the power station ontology (3) include upper mounting plate (31) and lower floating body (32), the upper mounting plate (31) and under It is connected by several columns (4) between floating body (32), the upper mounting plate (31) is located at sea or more, and the lower floating body (32) is located at Sea hereinafter, and the steam turbine generator (2) and nuclear reactor (1) be located in the lower floating body (32).

2. a kind of floating nuclear power plant as described in claim 1, it is characterised in that：The lower floating body (32) is equipped with a ballast tank (321)。

3. a kind of floating nuclear power plant as claimed in claim 2, it is characterised in that：The column (4) it is hollow and with the ballast Water tank (321) is connected to.

4. a kind of floating nuclear power plant as described in claim 1, it is characterised in that：The column (4) is partly located at underwater.

5. a kind of floating nuclear power plant as described in claim 1, it is characterised in that：Steam generation is equipped in the lower floating body (32) Device (322) and secondary circuit device (327), the steam generator (322) respectively with the nuclear reactor (1) and secondary circuit device (327) it is connected, and the secondary circuit device (327) is connected with the steam turbine generator (2).

6. a kind of floating nuclear power plant as claimed in claim 5, it is characterised in that：It is light that a seawater is equipped in the lower floating body (32) Makeup is set (324), and the desalination plant (324) is connected with the secondary circuit device (327).

7. a kind of floating nuclear power plant as described in claim 1, it is characterised in that：A substation is equipped in the lower floating body (32) (323), the substation (323) is connected with the steam turbine generator (2).

8. a kind of floating nuclear power plant as described in claim 1, it is characterised in that：Spentnuclear fuel water is equipped in the lower floating body (32) Pond (325).

9. a kind of floating nuclear power plant as described in claim 1, it is characterised in that：Emergency power station is equipped in the lower floating body (32) (326)。

10. a kind of floating nuclear power plant as described in claim 1, it is characterised in that：The lower floating body (32) is equipped with propeller System (5).