CN102174904A - Method and system for generating power jointly by nuclear fuel and fossil fuel - Google Patents
Method and system for generating power jointly by nuclear fuel and fossil fuel Download PDFInfo
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- CN102174904A CN102174904A CN2011100556432A CN201110055643A CN102174904A CN 102174904 A CN102174904 A CN 102174904A CN 2011100556432 A CN2011100556432 A CN 2011100556432A CN 201110055643 A CN201110055643 A CN 201110055643A CN 102174904 A CN102174904 A CN 102174904A
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Abstract
The invention relates to a method and a system for generating power jointly by nuclear fuel and fossil fuel.The method comprises the following steps: using heat released by the fission of nuclear fuel in a reactor to heat water to obtain saturated vapour or slightly superheated steam; heating the saturated vapour or slightly superheated steam into superheated steam by burning fossil fuel; using the superheated steam to drive a steam turbine generator unit to generate power. The system comprises a nuclear steam supply system which uses the heat released by the fission of the nuclear fuel in the reactor to heat water to obtain the saturated vapour or slightly superheated steam, at least one steam superheater, a steam superheating device which is used for heating the saturated vapour or slightly superheated steam into superheated steam by burning the fossil fuel, and a steam turbine generator unit which generate power by using the superheated steam. In the invention, the steam superheater for burning the fossil fuel is integrated in a nuclear fuel power generation system, so that the system has the advantages of high energy utilization ratio, low power generation cost and the like.
Description
Technical field
The present invention relates to generation technology, more specifically, the present invention relates to a kind of electricity-generating method and system that adopts nuclear fuel and fossil fuel cogeneration.
Technical background
Nuclear power station is that nuclear energy is converted to heat energy, and in order to produce the steam that the steam supply turbine is used, steam turbine drives generator again, has constituted the power plant that produces commercial power.
Owing to aspect reasons such as Security, Economy, present many operations or the nuclear power station of building, nuclear power station such as pressurized water reactor, water boiler reactor and heavy water reactor for example, all adopt saturated vapour or little superheated steam generation of about 20 ℃ of the degrees of superheat for example, be that nuclear fuel carries out the nuclear fission reaction in nuclear reactor, produce a large amount of heats, utilize moderator and freezing mixture generation saturated vapour or little superheated vapor, use this steam driven steam turbine-generator for electricity generation then.Fig. 1 illustrates the schematic diagram of prior art pressurized-water reactor nuclear power plant, and wherein, 101 is pressurized water reactor; 102 is voltage stabilizer; 103 is steam generator; 104 is reactor coolant pump; 105 are carbonated drink separation and reheater; 106 is vapour condenser; 107 is low-pressure heater; 108 is feed water pump; 109 is high-pressure heater; 110 is Turbo-generator Set.
It is little to adopt saturated vapour or little superheated steam generation to have the steam enthalpy drop, and generating efficiency is low, and the steam turbine volume is big, and shortcomings such as steam turbine cost height adopt saturated vapour or little superheated steam generation to limit the raising of nuclear power station generating efficiency and economic benefit.
At the problems referred to above, be necessary the existing nuclear power station generation technology that adopts saturated vapour or little superheated vapor driving steam turbine generating set to generate electricity is improved, to improve the generating efficiency and the economic benefit of nuclear power station.
Summary of the invention
The present invention has overcome deficiency of the prior art by a kind of method and system of nuclear fuel and fossil fuel cogeneration that utilizes is provided.
The invention provides the method for a kind of nuclear fuel and fossil fuel cogeneration, this method may further comprise the steps,
Utilize the nuclear fuel liberated heat of in reactor, fissioning to add hot water and obtain saturated vapour or little superheated vapor;
By combustion of fossil fuels described saturated vapour or little superheated vapor are heated to be superheated vapor; With
Utilize described superheated vapor to drive the Turbo-generator Set generating.
The present invention further provides the system of a kind of nuclear fuel and fossil fuel cogeneration, this system comprises,
The nuclear steam-supplying system is used for utilizing nuclear fuel to add hot water at reactor fission liberated heat and obtains saturated vapour or little superheated vapor,
Steam superheating device comprises at least one steam superheater, be used for by combustion of fossil fuels with described saturated vapour or little superheated vapor be heated to be superheated vapor and
Turbo-generator Set is used to utilize described superheated vapor to generate electricity.
Preferably, one or more in described at least one steam superheater self-produced saturated vapour or superheated vapor when will being heated to be superheated vapor from the nuclear saturated vapour of steam-supplying system or little superheated vapor.
Preferably, described steam superheating device comprises the steam superheater of a plurality of arranged in series.
Preferably, described steam superheating device comprises the steam superheater of a plurality of configurations in parallel.
Preferably, described steam superheating device comprises the steam superheater of a plurality of series parallel connection combining and configuring.
Preferably, described reactor is pressurized water reactor, boiling water reactor or heavy water reactor.
Preferably, described fossil fuel is one or more in solid fossil fuel, liquid fossil fuel and the gas fossil fuel.
Preferably, described fossil fuel is one or more in fire coal, fuel oil and the combustion gas.
Preferably, the degree of superheat of described little superheated vapor is less than 50 degree.
Preferably, the degree of superheat of described little superheated vapor is less than 30 degree.
Preferably, the degree of superheat of described superheated vapor is greater than 80 degree.
Preferably, the degree of superheat of described superheated vapor is greater than 100 degree.
Preferably, the degree of superheat of described superheated vapor is greater than 130 degree.
According to nuclear fuel of the present invention and fossil fuel combined generating system and method, the steam superheating device of combustion of fossil fuels is combined in the nuclear fuel power generation system, heat by saturated vapour or little superheated vapor, the superheated vapor with certain degree of superheat is provided the output of nuclear steam-supplying system.Advantages such as the employing superheated steam generation has thermal efficiency height and the steam turbine volume is little, and is simple in structure, and cost is low.Combined generating system according to the present invention utilizes the nuclear power station of saturated vapour or little superheated steam generation can obtain higher capacity usage ratio and economic benefit than existing, reduces cost of electricity-generating.
Nuclear fuel of the present invention and fossil fuel cogeneration method both can be applied in the newly-built nuclear power station, also can be applicable in the technical innovation to existing nuclear power station.By setting up overhead steam boiler at the steam (vapor) outlet of existing nuclear power station center steam-supplying system, saturated vapour or the little superheated vapor that to examine the steam-supplying system generation by combustion of fossil fuels in steam superheater are heated to be superheated vapor, and select and change the steam turbine power generation unit according to pressure, temperature and the superheated vapor amount of the superheated vapor of overhead steam boiler output, can significantly improve the generating efficiency and the economic benefit of existing nuclear power station.Similarly, combined generating system of the present invention and method are also in the nuclear power station applicable to other desalination of sea water and cogeneration of heat and power.
Description of drawings
Specify the features and advantages of the present invention below with reference to accompanying drawings and in conjunction with the preferred embodiments of the present invention, wherein:
Fig. 1 schematically shows the fundamental diagram of prior art pressurized-water reactor nuclear power plant.
Fig. 2 schematically shows the flow chart according to nuclear fuel of the present invention and fossil fuel cogeneration method.
Fig. 3 schematically shows according to the pressurized water reactor nuclear fuel of the embodiment of the invention 1 and the fundamental diagram of fossil fuel combined generating system.
Fig. 4 schematically shows according to the pressurized water reactor nuclear fuel of the embodiment of the invention 2 and the fundamental diagram of fossil fuel combined generating system.
Fig. 5 schematically shows according to the pressurized water reactor nuclear fuel of the embodiment of the invention 3 and the fundamental diagram of fossil fuel combined generating system.
Fig. 6 schematically shows according to the pressurized water reactor nuclear fuel of the embodiment of the invention 4 and the fundamental diagram of fossil fuel combined generating system.
Fig. 7 schematically shows according to the pressurized water reactor nuclear fuel of the embodiment of the invention 5 and the fundamental diagram of fossil fuel combined generating system.
Fig. 8 schematically shows according to the water boiler reactor nuclear fuel of the embodiment of the invention 6 and the fundamental diagram of fossil fuel combined generating system.
Fig. 9 schematically shows according to the heavy water reactor nuclear fuel of the embodiment of the invention 7 and the fundamental diagram of fossil fuel combined generating system.
Embodiment
Particular value of describing in the following non-limiting example and configuration can change, and description herein only is used to illustrate preferred embodiment, is not intended to limit its scope.
Fig. 2 schematically shows the flow chart according to nuclear fuel of the present invention and fossil fuel cogeneration method.
According to the method 200 of utilizing the heat energy and the heat energy cogeneration that combustion of fossil fuels produces of fuel fission generation of the present invention, may further comprise the steps:
S201 utilizes the nuclear fuel liberated heat of fissioning in reactor to add hot water and obtain saturated vapour or little superheated vapor.
Nuclear fuel carries out fission chain reaction in for example pressurized water reactor or heavy water reactor, produce a large amount of heats, take out of, in steam generator, heat is passed to water by the freezing mixture of for example heavy water or light-water, water heating is obtained saturated vapour or the degree of superheat less than 50 degree, usually less than little superheated vapors of 30 degree.
Perhaps, nuclear fuel produces a large amount of heats for example carrying out fission chain reaction in the water boiler reactor, and for example the freezing mixture of light-water realizes that in heap controlled boiling produces saturated vapour.
S202 is heated to be superheated vapor by combustion of fossil fuels with the above-mentioned saturated vapour that obtains or little superheated vapor.
The saturated vapour that obtains in step S201 or little superheated vapor enter steam superheating device.The steam superheating device that comprises at least one steam superheater is emitted heat by combustion of fossil fuels above-mentioned saturated vapour or little superheated vapor is heated, and makes it become the degree of superheat greater than 80 degree, is preferably greater than 100 degree, more preferably greater than the superheated vapors of 130 degree.This fossil fuel such as, solid fossil fuel, for example coal-fired; Liquid fossil, for example fuel oil; Or gas fossil fuel, for example rock gas.
Step 203 utilizes superheated vapor to drive the Turbo-generator Set generating.
Utilizing among the present invention in principle that superheated vapor drives the Turbo-generator Set generating and the thermal power plant utilizes the principle of superheated steam generation similar.Those skilled in the art can adopt the steam turbine power generation unit that matches to carry out the high efficiency generating according to pressure, temperature and the steam flow of the superheated vapor of steam superheating device output.
Below in conjunction with the fundamental diagram of the preferred embodiments of the present invention specific descriptions according to combined generating system of the present invention.
Embodiment 1
Fig. 3 schematically shows the fundamental diagram according to the combined generating system 300 of the steam superheater that comprises pressurized water reactor type nuclear steam-supplying system and combustion of fossil fuels of the embodiment of the invention 1.
Combined generating system 300 comprises pressurized water reactor 301 at least, and reactor coolant loop also claims a loop, and steam and power conversion system, also claims secondary circuit.In the context of the invention, as known to those skilled in the art, reactor, reactor coolant loop and auxiliary system thereof are collectively referred to as the nuclear steam-supplying system.Reactor coolant in one loop enters the reactor core of the pressurized water reactor 301 of flowing through under the driving of reactor coolant pump 304, in pressurized water reactor, absorb the heat energy that the reactor core nuclear fission discharges, enter steam generator 303, heat is passed to the light-water in the secondary circuit of steam generator opposite side by the heat transfer tube wall of steam generator 303, and then sent back to pressurized water reactor by reactor coolant pump 304.Freezing mixture so moves in circles, and constitutes loop.Usually also be provided with voltage stabilizer 302 in one circuit system, the pressure that is used for regulating the freezing mixture of a circuit system keeps stable.
Secondary circuit comprises steam superheater 311, Turbo-generator Set 310, carbonated drink separation and equipment such as reheater 305, vapour condenser 306, low-pressure heater 307, feed water pump 308 and high-pressure heater 309.Feedwater in the steam generator for example oxygen-removing water absorbs heat and becomes saturated vapour or little superheated vapor in steam generator.This saturated vapour or little superheated vapor enter steam superheater 311, steam superheater 311 is emitted saturated vapour or the little superheated vapor of heat heating from steam generator by combustion of fossil fuels, the output degree of superheat is preferably greater than 100 degree, more preferably greater than the superheated vapor of 130 degree greater than 80 degree.This fossil fuel such as, solid fossil fuel, for example coal-fired; Liquid fossil fuel, for example fuel oil; Or gas fossil fuel, for example rock gas.The superheated vapor of steam superheater 311 outputs drives Turbo-generator Set 310 generatings.Exhaust steam after the acting condenses into water in vapour condenser 306.Water of condensation is returned steam generator again after feed water pump 308 is sent into high-pressure heater 309 heating, so form the thermodynamic cycle of water.In order to improve the mass dryness fraction of steam, can between steam turbine height cylinder, carbonated drink be set and separate and reheater 305.
Embodiment 2
Fig. 4 schematically shows according to the pressurized water reactor nuclear fuel of the embodiment of the invention 2 and the fundamental diagram of fossil fuel combined generating system 400.
Combined generating system 400 is different from combined generating system 300 parts shown in Figure 3 and is among Fig. 4, steam superheater 411 be designed to heat from the nuclear saturated vapour of steam-supplying system or little superheated vapor obtain superheated vapor in, the water in another feed water circuit heated obtain self-produced saturated vapour or superheated vapor.Except that steam superheating device 411, the combined generating system in the present embodiment is identical with the working principle of combined generating system shown in the embodiment 1.
Embodiment 3
Fig. 5 schematically shows according to the pressurized water reactor nuclear fuel of the embodiment of the invention 3 and the fundamental diagram of fossil fuel combined generating system 500.
Combined generating system 500 shown in Figure 5 adopts 511 pairs of steam superheating devices to heat from the saturated vapour of nuclear steam-supplying system or little superheated vapor and obtains superheated vapor.Steam superheating device 511 comprises a plurality of steam superheaters of configuration in parallel, for example steam superheater 512 and 514.Be different from embodiment 1, present embodiment will comprise that the steam superheating device of a plurality of steam superheaters of configuration in parallel is used for saturated vapour or little superheated vapor are heated.Except that steam superheating device 511, the combined generating system in the present embodiment is identical with the working principle of combined generating system shown in the embodiment 1.
In addition, similar to the overhead steam boiler 411 shown in the embodiment 2, each overhead steam boiler 512,514 in the steam superheating device 511 can be designed to self-produced saturated vapour or superheated vapor when will examining saturated vapour that steam-supplying system produces or little superheated vapor to be heated to be superheated vapor.
Embodiment 4
Fig. 6 schematically shows according to the pressurized water reactor nuclear fuel of the embodiment of the invention 4 and the fundamental diagram of fossil fuel combined generating system 600.
Combined generating system 600 shown in Figure 6 adopts 611 pairs of steam superheating devices to heat from the saturated vapour of nuclear steam-supplying system or little superheated vapor and obtains superheated vapor.Steam superheating device 611 comprises a plurality of steam superheaters of arranged in series, for example steam superheater 612 and 614.Be different from embodiment 1, present embodiment will comprise that the steam superheating device of a plurality of steam superheaters of arranged in series is used for saturated vapour or little superheated vapor are heated.Except that steam superheating device 611, the combined generating system in the present embodiment is identical with the working principle of combined generating system shown in the embodiment 1.
In addition, similar to the overhead steam boiler 411 shown in the embodiment 2, each overhead steam boiler 612,614 in the steam superheating device 611 can be designed to can self-produced saturated vapour or superheated vapor when will being heated to be superheated vapor from the nuclear saturated vapour of steam-supplying system or little superheated vapor.
Embodiment 5
Fig. 7 schematically shows according to the pressurized water reactor nuclear fuel of the embodiment of the invention 5 and the fundamental diagram of fossil fuel combined generating system 700.
Combined generating system 700 shown in Figure 7 adopts 711 pairs of steam superheating devices to heat from the saturated vapour of nuclear steam-supplying system or little superheated vapor and obtains superheated vapor.Steam superheating device 711 comprises a plurality of steam superheaters of series parallel connection combining and configuring, and for example steam superheater 712,714,716 and 718.The steam superheater 712 of arranged in series and 714 with the steam superheater 716 and 718 configurations in parallel of arranged in series.Be different from embodiment 1, present embodiment will comprise that the steam superheating device of a plurality of steam superheaters of series parallel connection combining and configuring is used for saturated vapour or little superheated vapor are heated.Except that steam superheating device 711, the combined generating system in the present embodiment is identical with the working principle of combined generating system shown in the embodiment 1.
In addition, similar to the overhead steam boiler 411 shown in the embodiment 2, each steam superheater 712,714,716 and 718 in the steam superheating device 711 can be designed to self-produced saturated vapour or superheated vapor when will being heated to be superheated vapor from the nuclear saturated vapour of steam-supplying system or little superheated vapor.
Should be appreciated that the quantity of steam superheater in the steam superheating device and the example that configuration relation is not limited to Fig. 5, Fig. 6 and steam superheating device shown in Figure 7.Those skilled in the art can be according to the saturated vapour of input steam superheating device or pressure, the temperature of little superheated vapor, export the quantity and the configuration relation of steam superheater in pressure, temperature and the steam treatment amount appropriate design steam superheating device of the superheated vapor of Turbo-generator Set to.
Embodiment 6
Fig. 8 schematically shows the fundamental diagram according to the steam superheater combined generating system 800 that comprises water boiler reactor type nuclear steam-supplying system and fossil fuel of the embodiment of the invention 6.
Combined generating system 800 comprises boiling water reactor 801 at least, steam superheating device 811 and Turbo-generator Set 810.Boiling water reactor 801 is freezing mixture controlled boiling of realization in heap with the difference of pressurized water reactor, becomes the steam water interface of for example about 285 ℃ of saturation temperature.The steam-water separator of this steam water interface in boiling water reactor separates, and the saturated vapour that obtains is output to steam superheating device 811.Steam superheating device 811 is by the saturated vapour of combustion of fossil fuels release heat heating from boiling water reactor, and the output degree of superheat is preferably greater than 100 degree, more preferably greater than the superheated vapor of 130 degree greater than 80 degree.The superheated vapor of steam superheating device 811 outputs drives Turbo-generator Set 810 generatings.Exhaust steam after the acting condenses into water in vapour condenser 806.Water of condensation reenters boiling water reactor after low-pressure heater 807 and feed water pump 808 feed water pumps are sent into high-pressure heater 803, form thermodynamic cycle.In order to improve the mass dryness fraction of steam, can between steam turbine height cylinder, can establish carbonated drink and separate and reheater 805.
In addition, similar to the overhead steam boiler 411 shown in the embodiment 2, the overhead steam boiler in the steam superheating device 811 can be designed to self-produced saturated vapour or superheated vapor when will being heated to be superheated vapor from the nuclear saturated vapour of steam-supplying system or little superheated vapor.
Embodiment 7
Fig. 9 schematically shows the fundamental diagram according to the steam superheater combined generating system 900 that comprises heavy water reactor type nuclear steam-supplying system and fossil fuel of the embodiment of the invention 7.
Combined generating system 900 comprises heavy water reactor 901 and reactor coolant loop at least, also claims a loop, and steam and power conversion system, also claims secondary circuit.Reactor coolant in one loop for example heavy water flows in pressurized tank, and the heat that fission is produced is taken the reactor core of heavy water reactor 901 out of, and the light-water of secondary circuit of heat being passed to the steam generator opposite side steam generator 903 in is with generation steam.The heavy water in steam generator 903 outlet ports is delivered into the heavy water reactor pressurized tank of opposite side via main circulating pump 902, and so circulation produces saturated vapour.
Secondary circuit comprises steam superheater 911, Turbo-generator Set 910, carbonated drink separation and equipment such as reheater 905, vapour condenser 906.Light-water in the steam generator absorbs heat and becomes saturated vapour in steam generator.This saturated vapour enters steam superheater 911, and steam superheater 911 is emitted the saturated vapour of heat heating from steam generator by combustion of fossil fuels, and the output degree of superheat is preferably greater than 100 degree, more preferably greater than the superheated vapor of 130 degree greater than 80 degree.This fossil fuel such as, solid fossil fuel, for example coal-fired; Liquid fossil fuel, for example fuel oil; Or gas fossil fuel, for example rock gas.The superheated vapor of steam superheater 911 outputs drives Turbo-generator Set 910 generatings.Exhaust steam after the acting condenses into water in vapour condenser 906.Water of condensation is returned steam generator again after feed water pump is sent into high-pressure heater 909 heating, so form thermodynamic cycle.In order to improve the mass dryness fraction of steam, can between steam turbine height cylinder, can establish carbonated drink and separate and reheater 905.
In addition, similar to the overhead steam boiler 411 shown in the embodiment 2, the overhead steam boiler in the steam superheating device 911 can be designed to self-produced saturated vapour or superheated vapor when will being heated to be superheated vapor from the nuclear saturated vapour of steam-supplying system or little superheated vapor.
Claims (22)
1. the method for nuclear fuel and fossil fuel cogeneration is characterized in that this method may further comprise the steps,
Utilize the nuclear fuel liberated heat of in reactor, fissioning to add hot water and obtain saturated vapour or little superheated vapor;
By combustion of fossil fuels described saturated vapour or little superheated vapor are heated to be superheated vapor; With
Utilize described superheated vapor to drive the Turbo-generator Set generating.
2. the method for nuclear fuel as claimed in claim 1 and fossil fuel cogeneration is characterized in that, described reactor is pressurized water reactor, boiling water reactor or heavy water reactor.
3. the method for nuclear fuel as claimed in claim 1 and fossil fuel cogeneration is characterized in that, described fossil fuel is one or more in solid fossil fuel, liquid fossil fuel and the gas fossil fuel.
4. the method for nuclear fuel as claimed in claim 1 and fossil fuel cogeneration is characterized in that, described fossil fuel is one or more in fire coal, fuel oil and the combustion gas.
5. the method for nuclear fuel as claimed in claim 1 and fossil fuel cogeneration is characterized in that, the degree of superheat of described little superheated vapor is less than 50 degree.
6. the method for nuclear fuel as claimed in claim 1 and fossil fuel cogeneration is characterized in that, the degree of superheat of described little superheated vapor is less than 30 degree.
7. the method for nuclear fuel as claimed in claim 1 and fossil fuel cogeneration is characterized in that, the degree of superheat of described superheated vapor is greater than 80 degree.
8. the method for nuclear fuel as claimed in claim 1 and fossil fuel cogeneration is characterized in that, the degree of superheat of described superheated vapor is greater than 100 degree.
9. the method for nuclear fuel as claimed in claim 1 and fossil fuel cogeneration is characterized in that, the degree of superheat of described superheated vapor is greater than 130 degree.
10. the system of nuclear fuel and fossil fuel cogeneration, this system comprise,
The nuclear steam-supplying system is used for utilizing nuclear fuel to add hot water at reactor fission liberated heat and obtains saturated vapour or little superheated vapor,
Steam superheating device comprises at least one steam superheater, be used for by combustion of fossil fuels with described saturated vapour or little superheated vapor be heated to be superheated vapor and
Turbo-generator Set is used to utilize described superheated vapor to generate electricity.
11. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration, it is characterized in that one or more in described at least one steam superheater self-produced saturated vapour or superheated vapor when will being heated to be superheated vapor from the nuclear saturated vapour of steam-supplying system or little superheated vapor.
12. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, described steam superheating device comprises the steam superheater of a plurality of arranged in series.
13. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, described steam superheating device comprises the steam superheater of a plurality of configurations in parallel.
14. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, described steam superheating device comprises the steam superheater of a plurality of series parallel connection combining and configuring.
15. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, described reactor is pressurized water reactor, boiling water reactor or heavy water reactor.
16. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, described fossil fuel is one or more in solid fossil fuel, liquid fossil fuel and the gas fossil fuel.
17. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, described fossil fuel is one or more in fire coal, fuel oil and the combustion gas.
18. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, the degree of superheat of described little superheated vapor is less than 50 degree.
19. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, the degree of superheat of described little superheated vapor is less than 30 degree.
20. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, the degree of superheat of described superheated vapor is greater than 80 degree.
21. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, the degree of superheat of described superheated vapor is greater than 100 degree.
22. the system of nuclear fuel as claimed in claim 10 and fossil fuel cogeneration is characterized in that, the degree of superheat of described superheated vapor is greater than 130 degree.
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| CN114777104A (en) * | 2022-04-13 | 2022-07-22 | 清华大学 | Superheated steam system and pressurized water reactor |
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| CN106677844A (en) * | 2015-11-09 | 2017-05-17 | 国核（北京）科学技术研究院有限公司 | Nuclear energy and conventional energy serial-parallel coupling power generation system |
| CN106677845B (en) * | 2015-11-09 | 2018-11-13 | 国核（北京）科学技术研究院有限公司 | Nuclear energy and conventional energy resource without reheating parallel power generating system |
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| CN108678915A (en) * | 2018-06-29 | 2018-10-19 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of nuclear energy and tower type solar photo-thermal combined generating system and electricity-generating method |
| CN108799025A (en) * | 2018-06-29 | 2018-11-13 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of nuclear energy and groove type solar photo-thermal combined generating system and electricity-generating method |
| CN108799026A (en) * | 2018-06-29 | 2018-11-13 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of nuclear energy and Fresnel solar energy optical-thermal combined generating system and electricity-generating method |
| CN114777104A (en) * | 2022-04-13 | 2022-07-22 | 清华大学 | Superheated steam system and pressurized water reactor |
| CN114777104B (en) * | 2022-04-13 | 2024-03-29 | 清华大学 | Superheated steam system and pressurized water reactor |
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