CN106128522A - A kind of based on the system using nuclear energy power generation - Google Patents

A kind of based on the system using nuclear energy power generation Download PDF

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Publication number
CN106128522A
CN106128522A CN201610500080.6A CN201610500080A CN106128522A CN 106128522 A CN106128522 A CN 106128522A CN 201610500080 A CN201610500080 A CN 201610500080A CN 106128522 A CN106128522 A CN 106128522A
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CN
China
Prior art keywords
steam turbine
control valve
pressure vessel
containment
feed
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Application number
CN201610500080.6A
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Chinese (zh)
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CN106128522B (en
Inventor
贺昶明
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Sichuan Xingzhi Intellectual Property Operation Service Co Ltd
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Sichuan Xingzhi Intellectual Property Operation Service Co Ltd
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Priority to CN201610500080.6A priority Critical patent/CN106128522B/en
Publication of CN106128522A publication Critical patent/CN106128522A/en
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Publication of CN106128522B publication Critical patent/CN106128522B/en
Expired - Fee Related legal-status Critical Current
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    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C13/00Pressure vessels; Containment vessels; Containment in general
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C15/00Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C9/00Emergency protection arrangements structurally associated with the reactor, e.g. safety valves provided with pressure equalisation devices
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21DNUCLEAR POWER PLANT
    • G21D3/00Control of nuclear power plant
    • G21D3/04Safety arrangements
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

The invention discloses a kind of based on the system using nuclear energy power generation, reactor building is provided with containment, containment is provided with pressure vessel, pressure vessel is provided with steam-water separator and reactor fuel rod, pressure vessel is provided with control rod, containment is additionally provided with circulation pipe, circulation pipe is provided with circulating pump, reactor building is provided with constrain pond;Steam turbine Factory Building is provided with steam turbine high-pressure cylinder, steam turbine and electromotor;Steam turbine is provided with condenser, jet chimney two it is provided with on condenser, condenser is provided with cooling tube, cooling tube is provided with cooling water pump, control valve two and control valve three, condenser is provided with feed pipe, feed pipe is provided with condensate pump, feed-water heater, feed pump, control valve four and control valve five.This system can take maltilevel security measure when utilizing nuclear energy power generation, improves safety coefficient so that power generation process is safer, and it is more lasting to run, and the utilization rate for nuclear energy is higher.

Description

A kind of based on the system using nuclear energy power generation
Technical field
The present invention relates to a kind of system, especially relate to a kind of based on the system using nuclear energy power generation.
Background technology
All materials are all by atomic building in the world, and atom is again to be made up of atomic nucleus and the electronics around it. The fusion of light atom core and the division of Der schwere Atomkern can produce substantial amounts of energy, are called nuclear fusion energy and nuclear fission energy, It is called for short nuclear energy.The fuel of nuclear power plant is uranium.Uranium is a Heavy Metallic Elements, and natural uranium is by three kinds of isotopics: uranium-235 contains Amount 0.71%, uranium-238 content 99.28%, uranium-234 content 0.0058%.Uranium-235 be nature exist be prone to fission Unique nucleic.When neutron bombardment uranium-235 atomic nucleus, this atomic energy splits into two lighter atomic nucleus, with Time produce 2 to 3 neutrons and ray, and release energy.If newly generated neutron hits again another uranium-235 atomic nucleus, energy Cause new fission.In chain reaction, energy can discharge continuously.1 kilogram of uranium-235 all fission releasing The energy that energy equivalence is released in 2700 tons of standard coal burnings.Therefore, utilizing nuclear energy power generation is that one can quickly realize the energy The technology utilized, in existing nuclear energy power generation structure, owing to structure design is unreasonable so that there is nuclear energy uses rate during generating Low, safety precautions is not in place, there is the biggest potential safety hazard when generating.
Summary of the invention
It is an object of the invention to overcome in above-mentioned existing nuclear energy power generation structure, owing to structure design is unreasonable so that There is nuclear energy uses rate during generating low, safety precautions is not in place, the problem that there is the biggest potential safety hazard when generating, if Having counted a kind of system based on employing nuclear energy power generation, this system can take maltilevel security measure when utilizing nuclear energy power generation, Improve safety coefficient so that power generation process is safer, it is more lasting to run, and the utilization rate for nuclear energy is higher, solves In existing nuclear energy power generation structure, owing to structure design is unreasonable so that there is nuclear energy uses rate during generating low, safeguard protection is arranged Execute not in place, the problem that there is the biggest potential safety hazard when generating.
The purpose of the present invention is achieved through the following technical solutions: a kind of system based on employing nuclear energy power generation, including reaction Heap Factory Building, steam turbine Factory Building and cooling tower, be provided with containment in described reactor building, be provided with pressure and hold in containment Device, pressure vessel is provided with steam-water separator and reactor fuel rod, and reactor fuel rod be arranged on steam-water separator just under Just and being connected with steam-water separator, be provided with control rod in the bottom of pressure vessel, control rod is arranged in containment, containment In be additionally provided with circulation pipe, the two ends of circulation pipe all connect with pressure vessel, and connectivity part is positioned at below steam-water separator, Being provided with circulating pump on circulation pipe, be provided with constrain pond in reactor building, constrain pond is communicated with exhaustor, and aerofluxus Pipe is simultaneously internal with constrain pond and containment to be connected;Described steam turbine Factory Building is provided with steam turbine high-pressure cylinder, steam turbine and Electromotor, steam turbine high-pressure cylinder is provided with connecting shaft, and steam turbine is arranged in connecting shaft, and connecting shaft is with electromotor even Connecing, steam turbine high-pressure cylinder connects jet chimney one, and jet chimney one is connected with steam turbine high-pressure cylinder and pressure vessel simultaneously, and And on jet chimney one, it being provided with control valve one, control valve one can completely cut through jet chimney one, and control valve one is arranged on In reactor building;Below steam turbine, it is provided with condenser, condenser is provided with jet chimney two, jet chimney two and vapour Being connected with steam turbine high-pressure cylinder after turbine connection again, be provided with cooling tube in condenser, the two ends of cooling tube are all with cooling tower even Logical, cooling tube is provided with cooling water pump, control valve two and control valve three, cooling water pump, control valve two and control valve three are equal Being arranged in steam turbine Factory Building, control valve two is arranged between cooling water pump and condenser, control valve three be arranged on condenser and Between cooling tower, being provided with feed pipe on condenser, feed pipe connects with pressure vessel, and feed pipe connects with pressure vessel Place is positioned at the lower section of the connectivity part of jet chimney one and pressure vessel, feed pipe is provided with condensate pump, feed-water heater, Feed pump, control valve four and control valve five, condensate pump is arranged between feed-water heater and condenser, and control valve four is arranged on Condensate pump and and feed-water heater between, feed pump is arranged between pressure vessel and feed-water heater, and control valve five is arranged Between pressure vessel and feed pump.
The quantity in described constrain pond is two, and is arranged at the lower section of containment, and two constrain ponds are along safety The centrage of shell is symmetrical arranged, and two constrain ponds all connect by exhaustor and containment are internal.
The quantity of described steam turbine is three, and three steam turbines are sequentially arranged in connecting shaft, jet chimney two respectively with Three steam turbine connections.
In sum, the invention has the beneficial effects as follows: this system can take maltilevel security when utilizing nuclear energy power generation Measure, improves safety coefficient so that power generation process is safer, and it is more lasting to run, and the utilization rate for nuclear energy is higher, solves Determine in existing nuclear energy power generation structure, owing to structure design is unreasonable so that there is nuclear energy uses rate during generating low, safety is protected Protect measure not in place, the problem that there is the biggest potential safety hazard when generating.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Labelling and corresponding parts title in accompanying drawing: 1 pressure vessel;2 containments;3 reactor buildings;4— Jet chimney one;5 control valves one;6 steam turbine high-pressure cylinders;7 steam turbines;8 steam turbine Factory Buildings;9 condensers;10— Electromotor;11 control valves three;12 cooling towers;13 cooling water pumps;14 control valves two;15 condensate pumps;16 controls Valve four processed;17 feed-water heaters;18 feed pumps;19 control valves five;20 feed pipes;21 exhaustors;22 control Rod;23 constrain ponds;24 dry-wells;25 circulating pumps;26 circulation pipes;27 reactor fuel rods;28 steam-water separators; 29 connecting shafts;30 jet chimneys two;31 cooling tubes.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not It is only limitted to this.
Embodiment:
As it is shown in figure 1, a kind of system based on employing nuclear energy power generation, including reactor building 3, steam turbine Factory Building 8 and cooling tower 12, described reactor building 3 is provided with containment 2, containment 2 is provided with pressure vessel 1, pressure vessel 1 is provided with Steam-water separator 28 and reactor fuel rod 27, and reactor fuel rod 27 is arranged on the underface of steam-water separator 28 and divides with soda pop Connecting from device 28, be provided with control rod 22 in the bottom of pressure vessel 1, control rod 22 is arranged in containment, in containment also Being provided with circulation pipe 26, the two ends of circulation pipe 26 all connect with pressure vessel 1, and connectivity part is positioned at steam-water separator 28 times Side, is provided with circulating pump 25 on circulation pipe 26, is provided with constrain pond 23 in reactor building 3, and constrain pond 23 connects There is exhaustor 21, and exhaustor 21 connects with constrain pond 23 and containment 2 inside simultaneously;Described steam turbine Factory Building 8 is arranged Having steam turbine high-pressure cylinder 6, steam turbine 7 and electromotor 10, steam turbine high-pressure cylinder 6 is provided with connecting shaft 29, steam turbine 7 is arranged on In connecting shaft 29, and connecting shaft 29 is connected with electromotor 10, and steam turbine high-pressure cylinder 6 connects jet chimney 1, jet chimney One 4 are connected with steam turbine high-pressure cylinder 6 and pressure vessel 1 simultaneously, and are provided with control valve 1, control valve on jet chimney 1 One 5 can completely cut through jet chimney 1, and control valve 1 is arranged in reactor building 8;It is provided with below steam turbine 7 Condenser 9, condenser 9 is provided with jet chimney 2 30, jet chimney 2 30 connect with steam turbine 7 after again with turbine high-pressure Cylinder 6 connects, and is provided with cooling tube 31 in condenser 9, and the two ends of cooling tube 31 all connect with cooling tower 12, set on cooling tube 31 Being equipped with cooling water pump 13, control valve 2 14 and control valve 3 11, cooling water pump 13, control valve 2 14 and control valve 3 11 are respectively provided with In steam turbine Factory Building 8, control valve 2 14 is arranged between cooling water pump 13 and condenser 9, and control valve 3 11 is arranged on condensing Between device 9 and cooling tower 12, being provided with feed pipe 20 on condenser 9, feed pipe 20 connects with pressure vessel 1, feed pipe 20 It is positioned at the lower section of the connectivity part of jet chimney 1 and pressure vessel 1 with the connectivity part of pressure vessel 1, feed pipe 20 is arranged Have condensate pump 15, feed-water heater 17, feed pump 18, control valve 4 16 and control valve 5 19, condensate pump 15 be arranged on to Between water heater 17 and condenser 9, control valve 4 16 be arranged on condensate pump 15 and and feed-water heater 17 between, feed pump 18 are arranged between pressure vessel 1 and feed-water heater 17, and control valve 5 19 is arranged between pressure vessel 1 and feed pump 18; The quantity in constrain pond 23 is two, and is arranged at the lower section of containment 2, and two constrain ponds 23 are along in containment 2 Heart line is symmetrical arranged, and two constrain ponds 23 all connect by exhaustor 21 and containment 2 are internal;The quantity of steam turbine 7 is three Individual, three steam turbines 7 are sequentially arranged in connecting shaft 29, and jet chimney 2 30 connects with three steam turbines 7 respectively.In this enforcement In example, the cavity within containment 2 is also referred to as dry-well 24, and constrain pond 23 is also referred to as wet-well, and circulation pipe 26 is two, its It is symmetricly set on pressure vessel 1 both sides, every circulation pipe 26 is fitted with circulating pump 25 for keeping the circulation to steam Using, be provided with steam-water separator 28 in pressure vessel 1, by reactor fuel rod 27 actions, high temperature makes the water of inside carry out Evaporation produces steam, and the water of operative liquid is returned in constrain pond 23 by exhaustor 21, and the top of pressure vessel 1 cavity is There is a large amount of steam, it enters in steam turbine high-pressure cylinder 6 by jet chimney 1, produces under the effect of steam turbine high-pressure cylinder 6 Raw high pressure, then pushing turbine 7 rotates and carries out so that electromotor 10 generates electricity, and the electric energy of generation is exported by power transmission network To the place needed, after Steam Actuation steam turbine 7 rotates, its pressure is used for pushing turbine 7 and does work, but it still possesses High temperature, it is impossible to being directly discharged in air, so being provided with condenser 9, utilizing condenser 9 to carry out high-temperature steam lowering the temperature cold Solidifying, enter back in cooling tower 12 and discharge after cooling, the water that some vapor condenses into is at condenser 9 congregate, by feedwater Pipe 20 is again passed in pressure vessel 1 and uses, it is achieved the recycling to water resource, and in order to increase feed pipe 20 The efficiency of water delivery, and efficiency when it can keep nuclear energy power generation in pressure vessel 1, will install water pump in feed pipe 20, Make it meet requirement, and owing to there is high temperature in pressure vessel 1, the water of feed pipe 20 input condensed by condenser, If directly inputted, then the temperature difference produced is easily caused security incident, so being provided with feed-water heater on feed pipe 20 17, feedwater is preheated, reduces the temperature difference, thus ensure to run safety, and this programme is provided with multiple the most in the duct Pipeline is controlled by control valve so that safety coefficient is higher, also improves the utilization rate of nuclear energy, and this system is utilizing nuclear energy Maltilevel security measure can be taken during generating, improve safety coefficient so that power generation process is safer, run and more accommodate For a long time, the utilization rate for nuclear energy is higher, solves in existing nuclear energy power generation structure, owing to structure design is unreasonable so that send out There is nuclear energy uses rate during electricity low, safety precautions is not in place, the problem that there is the biggest potential safety hazard when generating.
The above, be only presently preferred embodiments of the present invention, and the present invention not does any pro forma restriction, every depends on Any simple modification of substantially being made above example according to the technology of the present invention, method, equivalent variations, each fall within the present invention Protection domain within.

Claims (3)

1. one kind based on use nuclear energy power generation system, it is characterised in that: include reactor building (3), steam turbine Factory Building (8) and Cooling tower (12), is provided with containment (2) in described reactor building (3), be provided with pressure vessel (1) in containment (2), pressure Force container (1) is provided with steam-water separator (28) and reactor fuel rod (27), and reactor fuel rod (27) is arranged on soda pop and divides It is connected from the underface of device (28) and with steam-water separator (28), control rod (22) is installed in the bottom of pressure vessel (1), control System rod (22) be arranged in containment (2), containment (2) is additionally provided with circulation pipe (26), the two ends of circulation pipe (26) all with Pressure vessel (1) connects, and connectivity part is positioned at steam-water separator (28) lower section, is provided with circulating pump on circulation pipe (26) (25), being provided with constrain pond (23) in reactor building (3), constrain pond (23) are communicated with exhaustor (21), and aerofluxus Pipe (21) is simultaneously internal with constrain pond (23) and containment (2) to be connected;Described steam turbine Factory Building (8) is provided with steam turbine high Cylinder pressure (6), steam turbine (7) and electromotor (10), steam turbine high-pressure cylinder (6) is provided with connecting shaft (29), and steam turbine (7) is installed In connecting shaft (29), and connecting shaft (29) is connected with electromotor (10), and steam turbine high-pressure cylinder (6) connects jet chimney one (4), jet chimney one (4) is connected with steam turbine high-pressure cylinder (6) and pressure vessel (1) simultaneously, and sets on jet chimney one (4) Being equipped with control valve one (5), control valve one (5) can completely cut through jet chimney one (4), and control valve one (5) is arranged on reaction In heap Factory Building (8);Steam turbine (7) lower section is provided with condenser (9), condenser (9) is provided with jet chimney two (30), steam Steam pipe road two (30) is connected with steam turbine high-pressure cylinder (6) after connecting with steam turbine (7) again, and condenser is provided with cooling tube in (9) (31), the two ends of cooling tube (31) all connect with cooling tower (12), be provided with cooling water pump (13), control on cooling tube (31) Valve two (14) and control valve three (11), cooling water pump (13), control valve two (14) and control valve three (11) are arranged at steam turbine In Factory Building (8), control valve two (14) is arranged between cooling water pump (13) and condenser (9), and control valve three (11) is arranged on solidifying Between vapour device (9) and cooling tower (12), condenser (9) is provided with feed pipe (20), feed pipe (20) and pressure vessel (1) Connection, the connectivity part of feed pipe (20) and pressure vessel (1) is positioned at the connectivity part of jet chimney one (4) and pressure vessel (1) Lower section, is provided with condensate pump (15), feed-water heater (17), feed pump (18), control valve four (16) on feed pipe (20) With control valve five (19), condensate pump (15) is arranged between feed-water heater (17) and condenser (9), and control valve four (16) sets Put condensate pump (15) and and feed-water heater (17) between, feed pump (18) be arranged on pressure vessel (1) and feedwater heating Between device (17), control valve five (19) is arranged between pressure vessel (1) and feed pump (18).
It is the most according to claim 1 a kind of based on the system using nuclear energy power generation, it is characterised in that: described constrain pond (23) quantity is two, and is arranged at the lower section of containment (2), and two constrain ponds (23) are along in containment (2) Heart line is symmetrical arranged, and two constrain ponds (23) all connect by exhaustor (21) and containment (2) are internal.
It is the most according to claim 1 a kind of based on the system using nuclear energy power generation, it is characterised in that: described steam turbine (7) Quantity be three, three steam turbines (7) are sequentially arranged in connecting shaft (29), jet chimney two (30) respectively with three steamers Machine (7) connects.
CN201610500080.6A 2016-06-30 2016-06-30 A kind of system based on using nuclear energy power generation Expired - Fee Related CN106128522B (en)

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CN106128522B CN106128522B (en) 2018-03-23

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109273110A (en) * 2018-08-17 2019-01-25 中广核工程有限公司 Fire-fighting system and its configuration method are used during a kind of npp safety shell bulge test
CN110957052A (en) * 2018-09-26 2020-04-03 中国船舶重工集团公司第七一九研究所 Nuclear power platform water supplementing system and water supplementing method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005033011A2 (en) * 2003-09-30 2005-04-14 The Mosaic Company Increasing evaporation of a process water pond
JP2012255660A (en) * 2011-06-07 2012-12-27 Tohoku Univ Powerless reactor cooling system
CN203966573U (en) * 2014-06-13 2014-11-26 长江勘测规划设计研究有限责任公司 Reactor and be placed in underground large nuclear power station with radioactive auxiliary plant
CN104751923A (en) * 2015-03-31 2015-07-01 北京三超核科学技术研究院有限公司 Integrated high temperature gas cooling pebble bed nuclear reactor power generation system
CN204920322U (en) * 2015-09-17 2015-12-30 中国核动力研究设计院 Massif buries arrangement structure of formula nuclear power station ground factory building deeply

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005033011A2 (en) * 2003-09-30 2005-04-14 The Mosaic Company Increasing evaporation of a process water pond
JP2012255660A (en) * 2011-06-07 2012-12-27 Tohoku Univ Powerless reactor cooling system
CN203966573U (en) * 2014-06-13 2014-11-26 长江勘测规划设计研究有限责任公司 Reactor and be placed in underground large nuclear power station with radioactive auxiliary plant
CN104751923A (en) * 2015-03-31 2015-07-01 北京三超核科学技术研究院有限公司 Integrated high temperature gas cooling pebble bed nuclear reactor power generation system
CN204920322U (en) * 2015-09-17 2015-12-30 中国核动力研究设计院 Massif buries arrangement structure of formula nuclear power station ground factory building deeply

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109273110A (en) * 2018-08-17 2019-01-25 中广核工程有限公司 Fire-fighting system and its configuration method are used during a kind of npp safety shell bulge test
CN110957052A (en) * 2018-09-26 2020-04-03 中国船舶重工集团公司第七一九研究所 Nuclear power platform water supplementing system and water supplementing method

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