CN204939171U - A kind of portable nuclear desalination system - Google Patents
A kind of portable nuclear desalination system Download PDFInfo
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- CN204939171U CN204939171U CN201520682746.5U CN201520682746U CN204939171U CN 204939171 U CN204939171 U CN 204939171U CN 201520682746 U CN201520682746 U CN 201520682746U CN 204939171 U CN204939171 U CN 204939171U
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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Abstract
The utility model relates to a kind of portable nuclear desalination system, it is characterized in that: nuclear reactor connects vapour generator; The vapour outlet of vapour generator connects the entrance of steam turbine high-pressure cylinder, the outlet of steam turbine high-pressure cylinder connects steam separator and deoxygenator respectively, the hydrophobic outlet of steam separator connects deoxygenator, the exhaust outlet of steam separator connects the entrance of turbine low pressure cylinder, and the output terminal of turbine low pressure cylinder connects generator; The outlet of drawing gas of turbine low pressure cylinder connects two feedwater low pressure heaters respectively, the exhaust steam outlet of turbine low pressure cylinder connects the first entrance of condenser, first outlet of condenser connects deoxygenator by condensate pump, two feedwater low pressure heaters successively, and deoxygenator connects the feed-water intake of vapour generator by main feedpump.The utility model whole system composition simplifies, and compact construction, is more suitable for the environment of limited space, can be towed to marine site of can passing through and realize water power alliance.
Description
Technical field
The utility model relates to nuclear energy technology Application Areas, particularly utilizes nuclear energy to carry out the portable nuclear desalination system combined that generates electricity and provide sweet water about a kind of being loaded on offshore movable platform.
Background technology
Along with China constantly strengthens the development and utilization to sea area resources, ocean energy resources and fresh water demand strengthen.Water supply equipment relatively large is at present all fixed, and when marine site operation needs electric power and the water supply of short-term in local, current equipment cannot meet the demands.Therefore, need a kind of portable water-electricity cogeneration system to ensure that sea area resources is develop and useedd, this system needs to solve following problem: 1) common boat-carrying sea water desalting equipment, and the water yield processed is little; 2) generating set adopts fossil fuel, and cost of electricity-generating is higher; 3) adopt burning crude oil to produce heat energy, be unfavorable for energy-saving and emission-reduction, ocean environment is polluted; 4) power station power supply capacity is less than normal, is unfavorable for the sea area resources rolling development in later stage, affects Sustainable development.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide and is a kind ofly applicable to sea and utilizes nuclear energy to carry out the portable nuclear desalination system of water-electricity cogeneration.
For achieving the above object, the utility model takes following technical scheme: a kind of portable nuclear desalination system, is characterized in that: comprise a nuclear reactor, a vapour generator, a steam turbine high-pressure cylinder, a steam separator, a turbine low pressure cylinder, a generator, a condenser, a condensate pump, two feedwater low pressure heater, a deoxygenator, a main feedpump and seawater desalination systems; Described seawater desalination system comprises two sea water circulating pumps, a reverse osmosis high-pressure pump and a reverse osmosis equipment; Described nuclear reactor connects described vapour generator; The vapour outlet of described vapour generator connects the entrance of described steam turbine high-pressure cylinder, the outlet of described steam turbine high-pressure cylinder connects described steam separator and deoxygenator respectively, the hydrophobic outlet of described steam separator connects described deoxygenator, the exhaust outlet of described steam separator connects the entrance of described turbine low pressure cylinder, and the output terminal of described turbine low pressure cylinder connects described generator; Drawing gas of described turbine low pressure cylinder exports the low pressure heater that feeds water described in connection two respectively, the exhaust steam outlet of described turbine low pressure cylinder connects the first entrance of described condenser, first outlet of described condenser connects described deoxygenator by described condensate pump, two feedwater low pressure heaters successively, and described deoxygenator connects the feed-water intake of described vapour generator by described main feedpump; The outlet of the first sea water circulating pump connects the second entrance of described condenser, and the second outlet of described condenser connects the entrance of described reverse osmosis high-pressure pump and be provided with between described condenser and described reverse osmosis high-pressure pump can the outlet in supply and discharge sea; The outlet of the second sea water circulating pump connects the entrance of described reverse osmosis high-pressure pump, described reverse osmosis high-pressure pump outlet connects described reverse osmosis equipment, first outlet of described reverse osmosis equipment connects outside fresh water output interface, and the second outlet of described reverse osmosis equipment is discharged to sea.
Further, described steam turbine high-pressure cylinder adopts inside and outside double shell structure, and decoration form is forward; Described turbine low pressure cylinder adopts double split flow double shell structure.
Further, described reverse osmosis equipment comprises the some row reverse osmosis units be set up in parallel, and each arranges described reverse osmosis unit all by described power electric generators.
Further, described nuclear reactor adopts pressurized water reactor.
The utility model is owing to taking above technical scheme, it has the following advantages: 1, the utility model can utilize nuclear energy to carry out generating electricity and heat supply, while output electric energy, also produced fresh water can be exported as required, adopt electric energy as the power of reverse osmosis seawater desalination system simultaneously, service discharge can adjust with customer need, therefore can control the output proportioning of electric energy and fresh water amount flexibly, for the development in offshore oilfield future is laid a good foundation.2, the utility model utilizes nuclear energy to carry out generating electricity and heat supply, not only reduces the consumption of fossil oil, and reduces carbonic acid gas and waste discharge.3, the utility model adopts pressurized water reactor as thermal source, and required volume of fuel is little, and convenient transport, technology maturation is reliable, and laid down cost is low.4, owing to needing the safe reliability guaranteeing unit; prevent the erosion attack of what movable vane of end; simultaneously also in order to improve the effective efficiency of unit; must the exhaust steam moisture of steam turbine last stage be controlled in safety range; therefore the utility model arranges steam separator after steam turbine high-pressure cylinder, is convenient to reduce wetting vapour to the erosion of low pressure (LP) cylinder blade, increases exerting oneself of low pressure (LP) cylinder simultaneously; while output electric energy, also can export produced fresh water.5, the utility model makes full use of condenser heat extraction seawater as reverse osmosis raw material seawater increase water production rate, improves the heat utilization rate of system.6, the utility model whole system composition simplifies, and compact construction, is more suitable for the environment of limited space.The utility model can be towed to marine site of can passing through and realize water power alliance.
Accompanying drawing explanation
Fig. 1 is the structural representation of the portable nuclear desalination system of the present invention.
Embodiment
Below in conjunction with accompanying drawing, detailed description is carried out to the utility model.But should be appreciated that being provided only of accompanying drawing understands the utility model better, they not should be appreciated that paired restriction of the present utility model.In description of the present utility model, it is to be appreciated that term " first ", " second " etc. are only used for the object described, and instruction or hint relative importance can not be interpreted as.
As shown in Figure 1, the portable nuclear desalination system that the utility model provides, comprise nuclear reactor 1, vapour generator 2, steam turbine high-pressure cylinder 3, steam separator 4, turbine low pressure cylinder 5, generator 6, condenser 7, condensate pump 8, two feed water low pressure heater 9,10, deoxygenator 11, main feedpump 12 and seawater desalination system; Seawater desalination system comprise two sea water circulating pumps 13,14, reverse osmosis high-pressure pump 15 and reverse osmosis equipment 16.
Nuclear reactor 1 connects vapour generator 2 and forms the primary Ioops closed.The vapour outlet of vapour generator 2 connects the entrance of steam turbine high-pressure cylinder 3, the outlet of steam turbine high-pressure cylinder 3 connects entrance and the deoxygenator 11 of steam separator 4 respectively, the hydrophobic outlet of steam separator 4 connects deoxygenator 11, the exhaust outlet of steam separator 4 connects the entrance of turbine low pressure cylinder 5, the output terminal of turbine low pressure cylinder 5 connects generator 6, and generator 6 is for providing power for electrical equipment, the outlet of drawing gas of turbine low pressure cylinder 5 connects two feedwater low pressure heaters 9 respectively, 10 for heating for it, the exhaust steam outlet of turbine low pressure cylinder 5 connects the first entrance of condenser 7, first outlet of condenser 7 connects the import of condensate pump 8, the outlet of condensate pump 8 connects the import of the first low pressure heater 9, the outlet of the first feedwater low pressure heater 9 connects the import of the second feedwater low pressure heater 10, the outlet of the second feedwater low pressure heater 10 connects the import of deoxygenator 11, the outlet of deoxygenator 11 connects the import of main feedpump 12, the outlet of main feedpump 12 connects the feed-water intake formation secondary circuit of vapour generator 2.
First sea water circulating pump 13 and the second sea water circulating pump 14 get seawater for pump, the outlet of the first sea water circulating pump 13 connects the second entrance of condenser 7, second outlet of condenser 7 connects the entrance of reverse osmosis high-pressure pump 15 and be provided with can the outlet in supply and discharge sea, the outlet of the second sea water circulating pump 14 connects the entrance of reverse osmosis high-pressure pump 15, the outlet of reverse osmosis high-pressure pump 15 connects reverse osmosis equipment 16, first outlet of reverse osmosis equipment 16 connects outside fresh water output interface, and the second outlet of reverse osmosis equipment 16 is discharged to sea.
In a preferred embodiment, steam turbine high-pressure cylinder 3 can adopt inside and outside double shell structure, and adopt forward decoration form, turbine low pressure cylinder 5 can adopt double split flow double shell structure.
In a preferred embodiment, reverse osmosis equipment 16 can comprise the some row reverse osmosis units be set up in parallel, and each row reverse osmosis unit all independently can carry out work, and each row reverse osmosis unit all can pass through power electric generators.
In a preferred embodiment, nuclear reactor 1 can adopt pressurized water reactor.
In a preferred embodiment, the decoration form of deoxygenator 11 can adopt horizontal.
Mobile nuclear desalination system of the present utility model provides three kinds of operational modes: 1) 100% generating operating mode, 2) a small amount of for fresh water pattern and 3) a large amount of for fresh water pattern, below the carrying out practically process of each pattern is described in detail respectively.
1) the specific implementation process of 100% generating operating mode is:
Nuclear reactor 1 by produce heat delivery to vapour generator 2, core steam is sent to steam turbine high-pressure cylinder 3 by vapour generator 2, core steam enters after steam turbine high-pressure cylinder flows through leaf blade expansion at different levels acting and enters steam separator 4 and dehumidify, then enter turbine low pressure cylinder 5 continuation acting drive electrical generators 6 to generate electricity, steam through turbine low pressure cylinder 5 discharge enters condenser 7 and condenses into water, after condensed water in condenser 7 is boosted by condensate pump 8, flow through the first feedwater low pressure heater 9 successively and the second feedwater low pressure heater 10 enters deoxygenator 11, the feedwater of deoxygenator 11 water storage tank enters vapour generator 2 after main feedpump 12 further boosting, complete secondary circuit vapour-water seal circulation, wherein, in cooled with seawater circulation, first sea water circulating pump 13 extracting seawater discharges go back to sea through condenser 7.
2) a small amount of specific implementation process for fresh water operational mode is:
Nuclear reactor 1 by produce heat delivery to vapour generator 2, core steam is sent to steam turbine high-pressure cylinder 3 by vapour generator 2, core steam enters after steam turbine high-pressure cylinder flows through leaf blade expansion at different levels acting and enters steam separator 4 and dehumidify, then enter turbine low pressure cylinder 5 continuation acting drive electrical generators 6 to generate electricity, steam through turbine low pressure cylinder 5 discharge enters condenser 7 and condenses into water, after condensed water in condenser 7 is boosted by condensate pump 8, enter deoxygenator 11 through the first feedwater low pressure heater 9 and the second feedwater low pressure heater 10 successively.The feedwater of deoxygenator water storage tank enters vapour generator 5 entrance after main feedpump 12 further boosting, complete secondary circuit vapour-water seal circulation, wherein, in cooled with seawater circulation, first sea water circulating pump takes out 13 seawater got through condenser 7 rear section or be all sent to reverse osmosis unit 16 and complete preparing fresh water, the fresh water produced provides interface to export, and the electric energy required for reverse osmosis unit 16 is provided and delivered by generator 6.
3) a large amount of specific implementation process for fresh water operational mode is:
Nuclear reactor 1 by produce heat delivery to vapour generator 2, core steam 2 is sent to steam turbine high-pressure cylinder 3 by vapour generator 2, core steam enters after high pressure cylinder flows through leaf blade expansion at different levels acting and enters steam separator 4 and dehumidify, then enter turbine low pressure cylinder 5 continuation acting drive electrical generators 6 to generate electricity, after the steam that turbine low pressure cylinder 5 discharges, enter condenser 7 condense into water, after condensed water in condenser 7 is boosted by condensate pump 8, deoxygenator 11 is entered successively through the first feedwater low pressure heater 9 and the second feedwater low pressure heater 10, the feedwater of deoxygenator water storage tank enters vapour generator 2 entrance after main feedpump 12 further boosting, complete secondary circuit vapour-water seal circulation, wherein, in cooled with seawater circulation, the seawater that first sea water circulating pump 13 extracts all is sent to reverse osmosis unit 16 and completes preparing fresh water after condenser 7, in addition, extracting seawater is also also all sent to reverse osmosis unit 16 raw material seawater as a supplement by the second sea water circulating pump 14, electric energy required for reverse osmosis unit 16 is provided and delivered by generator 6.
Specific works process of the present utility model is described in detail below in conjunction with specific embodiment.
The mobile nuclear desalination system of the present embodiment is the nuclear reactor of 200MW, the reverse osmosis equipment of daily output 250,000 tons and by utility appliance such as vapour generator 3, steam turbine, reverse osmosis high-pressure pump 15, main feedpump 12, condensate pump 8, deoxygenators 11 by the thermal power of packaged type offshore platform and lift-launch thereof, adopts the implementation procedure of the nuclear energy water-electricity cogeneration system of aforesaid device to comprise following content:
1) after packaged type offshore platform arrives at job position, the heat produced in 200MW nuclear reactor 1 is logical is delivered to vapour generator 2, the steam that vapour generator 2 produces is 4.5MPa, the steam of 293 DEG C, steam flow is about 300t/h, it is 65MWe Steam Turbine that saturation steam promotes a gross horsepower, produces electricity and can drive 25 cover reverse osmosis seawater desalination equipments and other electrical equipment;
2) exhaust condensing turbine final stage discharges wetting vapour after condenser 7 condensation, through condensate pump 8, first feedwater heating apparatus 9, second feedwater heating apparatus 10, deoxygenator 11, main feedpump 12, finally enter vapour generator 2, complete a thermodynamic cycle process;
3) a part of reverse osmosis raw material seawater is as the circularly-cooling sea water of condenser 7, its temperature is raised, the fresh water that reverse osmosis equipment produces about 11.7 ten thousand tons/day can be supplied, if fresh water demand exceedes this value, the second sea water circulating pump 14 can be enabled and complete supplementing of raw material seawater, oepration at full load, can complete altogether the water supply of 250,000 tons/day, concentrated seawater drains into sea.Fresh water production amount and electricity supply can combine according to demand, maximize and meet service requirements and economic benefit.
In the present embodiment, offshore platform is movable to coverage, be under the condition of 200MWt at nuclear reactor power, not only can produce 250,000 tons/day, water, full factory power supply for station can also be provided, can supply water and power supply ratio according to customer need configuration, the power supply water services of marine site facility exploitation is provided, fully demonstrate the strategic importance that nuclear energy power generation and sea water desaltination are applied.
The various embodiments described above are only for illustration of the utility model; wherein the structure of each parts, mode of connection and manufacture craft etc. all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should not get rid of outside protection domain of the present utility model.
Claims (5)
1. a portable nuclear desalination system, is characterized in that: comprise a nuclear reactor, a vapour generator, a steam turbine high-pressure cylinder, a steam separator, a turbine low pressure cylinder, a generator, a condenser, a condensate pump, two feedwater low pressure heater, a deoxygenator, a main feedpump and seawater desalination systems; Described seawater desalination system comprises two sea water circulating pumps, a reverse osmosis high-pressure pump and a reverse osmosis equipment;
Described nuclear reactor connects described vapour generator; The vapour outlet of described vapour generator connects the entrance of described steam turbine high-pressure cylinder, the outlet of described steam turbine high-pressure cylinder connects described steam separator and deoxygenator respectively, the hydrophobic outlet of described steam separator connects described deoxygenator, the exhaust outlet of described steam separator connects the entrance of described turbine low pressure cylinder, and the output terminal of described turbine low pressure cylinder connects described generator; Drawing gas of described turbine low pressure cylinder exports the low pressure heater that feeds water described in connection two respectively, the exhaust steam outlet of described turbine low pressure cylinder connects the first entrance of described condenser, first outlet of described condenser connects described deoxygenator by described condensate pump, two feedwater low pressure heaters successively, and described deoxygenator connects the feed-water intake of described vapour generator by described main feedpump;
The outlet of the first sea water circulating pump connects the second entrance of described condenser, and the second outlet of described condenser connects the entrance of described reverse osmosis high-pressure pump and be provided with between described condenser and described reverse osmosis high-pressure pump can the outlet in supply and discharge sea; The outlet of the second sea water circulating pump connects the entrance of described reverse osmosis high-pressure pump, described reverse osmosis high-pressure pump outlet connects described reverse osmosis equipment, first outlet of described reverse osmosis equipment connects outside fresh water output interface, and the second outlet of described reverse osmosis equipment is discharged to sea.
2. a kind of portable nuclear desalination system as claimed in claim 1, is characterized in that: described steam turbine high-pressure cylinder adopts inside and outside double shell structure, and decoration form is forward; Described turbine low pressure cylinder adopts double split flow double shell structure.
3. a kind of portable nuclear desalination system as claimed in claim 1, is characterized in that: described reverse osmosis equipment comprises the some row reverse osmosis units be set up in parallel, and each arranges described reverse osmosis unit all by described power electric generators.
4. a kind of portable nuclear desalination system as claimed in claim 2, is characterized in that: described reverse osmosis equipment comprises the some row reverse osmosis units be set up in parallel, and each arranges described reverse osmosis unit all by described power electric generators.
5. the portable nuclear desalination system of the one as described in any one of claim 1 to 4, is characterized in that: described nuclear reactor adopts pressurized water reactor.
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| CN201520682746.5U CN204939171U (en) | 2015-09-06 | 2015-09-06 | A kind of portable nuclear desalination system |
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| CN201520682746.5U CN204939171U (en) | 2015-09-06 | 2015-09-06 | A kind of portable nuclear desalination system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108036301A (en) * | 2018-01-09 | 2018-05-15 | 西安热工研究院有限公司 | A kind of system and method for high temperature gas cooled reactor nuclear power generating sets steam-water separator drain recovery |
| CN108278590A (en) * | 2018-03-14 | 2018-07-13 | 西安热工研究院有限公司 | A kind of system and method for HTGR Nuclear Power Plant Cooling at reactor shutdown |
| CN109404070A (en) * | 2018-10-30 | 2019-03-01 | 中国华能集团清洁能源技术研究院有限公司 | A kind of the pass-out steam turbine power generator and method cooling using deep sea water |
| CN109524141A (en) * | 2018-10-16 | 2019-03-26 | 中广核研究院有限公司 | Seawater desalination system and its small-sized powered by nuclear energy output device and power output method |
| CN111262273A (en) * | 2020-03-02 | 2020-06-09 | 西安交通大学 | Wind energy reactor system and working method thereof |
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2015
- 2015-09-06 CN CN201520682746.5U patent/CN204939171U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036301A (en) * | 2018-01-09 | 2018-05-15 | 西安热工研究院有限公司 | A kind of system and method for high temperature gas cooled reactor nuclear power generating sets steam-water separator drain recovery |
| CN108278590A (en) * | 2018-03-14 | 2018-07-13 | 西安热工研究院有限公司 | A kind of system and method for HTGR Nuclear Power Plant Cooling at reactor shutdown |
| CN108278590B (en) * | 2018-03-14 | 2023-08-01 | 西安热工研究院有限公司 | System and method for shutdown cooling of high-temperature gas cooled reactor nuclear power plant |
| CN109524141A (en) * | 2018-10-16 | 2019-03-26 | 中广核研究院有限公司 | Seawater desalination system and its small-sized powered by nuclear energy output device and power output method |
| CN109404070A (en) * | 2018-10-30 | 2019-03-01 | 中国华能集团清洁能源技术研究院有限公司 | A kind of the pass-out steam turbine power generator and method cooling using deep sea water |
| CN111262273A (en) * | 2020-03-02 | 2020-06-09 | 西安交通大学 | Wind energy reactor system and working method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC research institute limited liability company Patentee after: China Offshore Oil Group Co., Ltd. Co-patentee after: Zhongkehua Nuclear Power Technology Institute Co., Ltd. Co-patentee after: China General Nuclear Power Corporation Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: CNOOC Research Institute Patentee before: China National Offshore Oil Corporation Co-patentee before: Zhongkehua Nuclear Power Technology Institute Co., Ltd. Co-patentee before: China General Nuclear Power Corporation |
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| CP01 | Change in the name or title of a patent holder |