CN117759502A

CN117759502A - Photo-thermal type multifunctional portable combined cycle steam power device

Info

Publication number: CN117759502A
Application number: CN202311642077.4A
Authority: CN
Inventors: 李鸿瑞; 李华玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-29
Filing date: 2023-11-27
Publication date: 2024-03-26

Abstract

The invention provides a photo-thermal type multifunctional combined cycle steam power device, and belongs to the technical field of thermodynamics and thermokinetic. The condenser is provided with a condensate pipeline which is communicated with the evaporator through a booster pump, then the evaporator is provided with a steam channel which is communicated with a medium-temperature photo-thermal system, the compressor is provided with a steam channel which is communicated with the medium-temperature photo-thermal system, the medium-temperature photo-thermal system is also provided with a steam channel which is communicated with a steam turbine through a second compressor and a nuclear reactor, and the high-temperature photo-thermal system is also provided with a steam channel which is communicated with the steam turbine, and the steam turbine is also provided with a low-pressure steam channel which is communicated with the evaporator and then is divided into two paths, wherein the first path is communicated with the compressor and the second path is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, and the steam turbine is connected with the compressor and the second compressor and transmits power to form the photo-thermal type multi-energy portable combined cycle steam power device.

Description

Photo-thermal type multifunctional portable combined cycle steam power device

Technical field:

the invention belongs to the technical field of thermodynamics and thermal dynamics.

The background technology is as follows:

photo-thermal and nuclear energy can realize thermal work; different system devices are constructed by adopting the same or different thermal power principles, and corresponding construction cost is paid, so that the conversion of photo-thermal or nuclear energy into mechanical energy is realized; obviously, it is of positive interest to try to reduce the number of thermal power devices.

In order to improve the heat-changing work efficiency, the improvement of the photo-thermal temperature is an important direction of solar energy utilization and development, and the high-temperature gas cooled reactor technology is an important direction of nuclear energy utilization and development; along with the rise of the heating temperature, the corresponding construction cost is obviously increased. Based on the particularities, nuclear reactors have higher safety requirements, which limit to a certain extent the higher rise of the heating temperature of the nuclear reactor.

The application value of photo-heat is difficult to be improved in the same proportion along with the improvement of grade under the influence of the working principle, materials, thermodynamic cycle and working medium properties, the irreversible loss of temperature difference exists in the application process of nuclear fuel, and the improvement space exists in the thermal efficiency.

The invention provides a photo-thermal type multi-energy carrying combined cycle steam power device which takes single-working-medium combined cycle as a working principle, has the advantages of same steps of high-temperature photo-thermal, nuclear energy and medium-temperature photo-thermal, flexible connection, reasonable flow, simple structure, high thermodynamic perfection, low construction cost and high cost performance, and is based on the basic principle of simply, actively, safely and efficiently utilizing energy sources to obtain power.

The invention comprises the following steps:

the invention mainly aims to provide a photo-thermal type multifunctional portable combined cycle steam power device, and the specific invention is described in the following items:

1. The photo-thermal type multifunctional combined cycle steam power plant mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor and a high-temperature photo-thermal system; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a booster pump, then the evaporator is provided with a steam channel which is communicated with a medium-temperature photo-thermal system, the compressor is provided with a steam channel which is communicated with the medium-temperature photo-thermal system, the medium-temperature photo-thermal system is also provided with a steam channel which is communicated with a steam turbine through a second compressor and a nuclear reactor, and the high-temperature photo-thermal system is also provided with a steam channel which is communicated with the steam turbine, and the steam turbine is also provided with a low-pressure steam channel which is communicated with the evaporator and then is divided into two paths, wherein the first path is communicated with the compressor and the second path is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, and the steam turbine is connected with the compressor and the second compressor and transmits power to form a photo-thermal type multi-energy carrying combined cycle steam power device; wherein, or steam turbine connects compressor, booster pump and second compressor and transmits power.

2. The photo-thermal type multifunctional combined cycle steam power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor, a high-temperature photo-thermal system and a heat regenerator; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a booster pump, then the evaporator is provided with a steam channel which is communicated with a medium-temperature photo-thermal system, the compressor is provided with a steam channel which is communicated with the medium-temperature photo-thermal system, the medium-temperature photo-thermal system is also provided with a steam channel which is communicated with a steam turbine through a second compressor, a heat regenerator and a nuclear reactor, and the high-temperature photo-thermal system is also provided with a steam channel which is communicated with the steam turbine, and the steam turbine is also provided with a low-pressure steam channel which is divided into two paths after being communicated with the evaporator through the heat regenerator, wherein the first path is communicated with the compressor and the second path is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, and the steam turbine is connected with the compressor and the second compressor and transmits power to form a photo-thermal type multi-energy carrying combined cycle steam power device; wherein, or steam turbine connects compressor, booster pump and second compressor and transmits power.

3. The photo-thermal type multifunctional combined cycle steam power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor, a high-temperature photo-thermal system and a heat regenerator; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a booster pump, then the evaporator is provided with a steam channel which is communicated with a medium-temperature photo-thermal system, the compressor is provided with a steam channel which is communicated with the medium-temperature photo-thermal system, the medium-temperature photo-thermal system is also provided with a steam channel which is communicated with the second compressor through a heat regenerator, then the second compressor is provided with a steam channel which is communicated with the high-temperature photo-thermal system through a nuclear reactor, the high-temperature photo-thermal system is also provided with a steam channel which is communicated with a steam turbine, and the steam turbine is also provided with a low-pressure steam channel which is communicated with the evaporator through the heat regenerator and then is divided into two paths, namely, the first path is communicated with the compressor and the second path is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, and the steam turbine is connected with the compressor and the second compressor and transmits power to form a photo-thermal type multi-energy carrying combined cycle steam power device; wherein, or steam turbine connects compressor, booster pump and second compressor and transmits power.

4. The photo-thermal type multifunctional combined cycle steam power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor, a high-temperature photo-thermal system and a heat regenerator; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a booster pump, then the evaporator is provided with a steam channel which is communicated with a medium-temperature photo-thermal system, the compressor is provided with a steam channel which is communicated with the medium-temperature photo-thermal system, the medium-temperature photo-thermal system is also provided with a steam channel which is communicated with a steam turbine through a heat regenerator, a second compressor and a nuclear reactor, and the high-temperature photo-thermal system is also provided with a steam channel which is communicated with the steam turbine, and the steam turbine is also provided with a low-pressure steam channel which is divided into two paths after being communicated with the evaporator through the heat regenerator, wherein the first path is communicated with the compressor and the second path is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, and the steam turbine is connected with the compressor and the second compressor and transmits power to form a photo-thermal type multi-energy carrying combined cycle steam power device; wherein, or steam turbine connects compressor, booster pump and second compressor and transmits power.

5. The photo-thermal type multifunctional combined cycle steam power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor, a high-temperature photo-thermal system, a heat regenerator and a second heat regenerator; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a booster pump, then the evaporator is provided with a steam channel which is communicated with a medium-temperature photo-thermal system, the compressor is provided with a steam channel which is communicated with the medium-temperature photo-thermal system, the medium-temperature photo-thermal system is also provided with a steam channel which is communicated with a high-temperature photo-thermal system through a heat regenerator, a second compressor, a second heat regenerator and a nuclear reactor, the high-temperature photo-thermal system is also provided with a steam channel which is communicated with a steam turbine, and the steam turbine is also provided with a low-pressure steam channel which is communicated with the evaporator through the second heat regenerator and the heat regenerator and then is divided into two paths, namely, the first path is communicated with the compressor and the second path is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, and the steam turbine is connected with the compressor and the second compressor and transmits power to form a photo-thermal type multi-energy carrying combined cycle steam power device; wherein, or steam turbine connects compressor, booster pump and second compressor and transmits power.

6. The photo-thermal type multifunctional combined cycle steam power plant is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power plants in the 2-4 th aspect, a low-pressure steam channel of a steam turbine is communicated with an evaporator through a heat regenerator, and the steam turbine is adjusted to be communicated with the evaporator after the steam channel of the steam turbine is communicated with the heat regenerator, so that the photo-thermal type multifunctional combined cycle steam power plant is formed.

7. The photo-thermal type multifunctional co-carrying combined cycle steam power device in the 5 th aspect is formed by communicating a low-pressure steam channel of a steam turbine with an evaporator through a second heat regenerator and a heat regenerator, adjusting the low-pressure steam channel of the steam turbine to be communicated with the steam turbine through the second heat regenerator, and then communicating the low-pressure steam channel of the steam turbine with the evaporator through the heat regenerator.

8. The photo-thermal type multifunctional combined cycle steam power plant mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor and a high-temperature photo-thermal system; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a booster pump, then the evaporator is provided with a steam channel which is communicated with the nuclear reactor through a medium-temperature photo-thermal system and a second compressor, the compressor is provided with a steam channel which is communicated with the nuclear reactor, the nuclear reactor is also provided with a steam channel which is communicated with a high-temperature photo-thermal system, the high-temperature photo-thermal system is also provided with a steam channel which is communicated with a steam turbine, and the steam turbine is also provided with a low-pressure steam channel which is communicated with the evaporator and then is divided into two paths, wherein the first path is communicated with the compressor and the second path is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, and the steam turbine is connected with the compressor and the second compressor and transmits power to form a photo-thermal type multi-energy carrying combined cycle steam power device; wherein, or steam turbine connects compressor, booster pump and second compressor and transmits power.

9. The photo-thermal type multifunctional combined cycle steam power plant mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor and a high-temperature photo-thermal system; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a booster pump, then the evaporator is provided with a steam channel which is communicated with a medium-temperature photo-thermal system, the medium-temperature photo-thermal system is also provided with a steam channel which is communicated with a steam turbine through an intermediate port, the compressor is provided with a steam channel which is communicated with a high-temperature photo-thermal system through the medium-temperature photo-thermal system, a second compressor and a nuclear reactor, the high-temperature photo-thermal system is also provided with a steam channel which is communicated with the steam turbine, and the steam turbine is also provided with a low-pressure steam channel which is communicated with the evaporator and then is divided into two paths, namely, the first path is communicated with the compressor and the second path is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, and the steam turbine is connected with the compressor and the second compressor and transmits power to form a photo-thermal type multi-energy carrying combined cycle steam power device; wherein, or steam turbine connects compressor, booster pump and second compressor and transmits power.

10. The photo-thermal type multifunctional combined cycle steam power plant mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor, a high-temperature photo-thermal system and a second steam turbine; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a booster pump, then the evaporator is provided with a steam channel which is communicated with a second steam turbine, the second steam turbine is also provided with a low-pressure steam channel which is communicated with the evaporator, the compressor is provided with a steam channel which is communicated with a high-temperature photo-thermal system through a medium-temperature photo-thermal system, a second compressor and a nuclear reactor, the high-temperature photo-thermal system is also provided with a steam channel which is communicated with the steam turbine, the steam turbine is also provided with a low-pressure steam channel which is communicated with the evaporator, and the evaporator is also provided with a low-pressure steam channel which is respectively communicated with the compressor and the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, and the steam turbine is connected with the compressor and the second compressor and transmits power to form a photo-thermal type multi-energy carrying combined cycle steam power device; wherein, or steam turbine connects compressor, booster pump and second compressor and transmits power.

11. The photo-thermal type multifunctional co-carrying combined cycle steam power device according to any one of the 1-10 aspects is formed by communicating a steam channel of a high-temperature photo-thermal system with a steam turbine, adjusting the steam channel of the high-temperature photo-thermal system to communicate with the steam turbine, and communicating the steam turbine and a reheat steam channel with the steam turbine through a nuclear reactor after the steam channel of the high-temperature photo-thermal system is communicated with the steam turbine.

12. The photo-thermal type multifunctional combined cycle steam power plant is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power plants in the 1 st to 10 th, a steam channel of a high-temperature photo-thermal system is communicated with a steam turbine, and the steam turbine and a reheat steam channel of the steam turbine are communicated with the photo-thermal system through the high-temperature photo-thermal system after the steam channel of the high-temperature photo-thermal system is communicated with the steam turbine, so that the photo-thermal type multifunctional combined cycle steam power plant is formed.

13. The photo-thermal type multifunctional combined cycle steam power plant is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power plants in the 1 st to 10 th, a steam channel of a high-temperature photo-thermal system is communicated with a steam turbine, and the steam turbine and a reheat steam channel of the steam turbine are communicated with the photo-thermal system through a nuclear reactor and the high-temperature photo-thermal system after the steam channel of the high-temperature photo-thermal system is communicated with the steam turbine, so that the photo-thermal type multifunctional combined cycle steam power plant is formed.

14. A photo-thermal type multi-energy co-cycle steam power plant is characterized in that in any one of the photo-thermal type multi-energy co-cycle steam power plants in the 1 st to 13 th, a second booster pump and a low-temperature heat regenerator are added, a condenser condensate pipe is communicated with the booster pump and is adjusted to be communicated with the low-temperature heat regenerator through the second booster pump, a steam extraction channel is additionally arranged in the compressor and is communicated with the low-temperature heat regenerator, and the low-temperature heat regenerator is communicated with the booster pump through the condensate pipe, so that the photo-thermal type multi-energy co-cycle steam power plant is formed.

15. A photo-thermal type multifunctional combined cycle steam power device is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power devices in the 1 st and the 6 th, a new evaporator and a new diffusion pipe are added, a low-pressure steam channel of a steam turbine is communicated with the evaporator and is adjusted to be communicated with the new evaporator through the evaporator, the low-pressure steam channel of the steam turbine is respectively communicated with a compressor and a condenser and is adjusted to be communicated with the new evaporator through the low-pressure steam channel which is respectively communicated with the compressor and the condenser, a condensate pipe of the condenser is adjusted to be communicated with the new evaporator through a booster pump through the condensate pipe of the condenser, and then a wet steam channel of the new evaporator is communicated with the evaporator through the new diffusion pipe, so that the photo-thermal type multifunctional combined cycle steam power device is formed.

16. A photo-thermal type multifunctional combined cycle steam power device is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power devices in the 2 th to the 5 th and the 7 th, a new evaporator and a new diffusion pipe are added, the communication between a low-pressure steam channel of a regenerator and the evaporator is adjusted to be that the regenerator is provided with a low-pressure steam channel which is communicated with the new evaporator through the evaporator, the communication between the evaporator and the compressor is adjusted to be that the new evaporator is provided with a low-pressure steam channel which is respectively communicated with the compressor and the condenser, the communication between a condensate pipe of the condenser and the evaporator is adjusted to be that the condensate pipe of the condenser is communicated with the new evaporator through the booster pump, and then the new evaporator is provided with a wet steam channel which is communicated with the evaporator through the new diffusion pipe, so that the photo-thermal type multifunctional combined cycle steam power device is formed.

17. The photo-thermal type multi-energy co-carrying combined cycle steam power plant is characterized in that in any one of the photo-thermal type multi-energy co-carrying combined cycle steam power plants in the 1 st to 16 th, an expansion speed increaser is added to replace a steam turbine, a dual-energy compressor is added to replace a compressor, a diffuser pipe is added to replace a booster pump, and the photo-thermal type multi-energy co-carrying combined cycle steam power plant is formed.

18. The photo-thermal type multi-energy co-carrying combined cycle steam power plant according to any one of the 1 st to 16 th embodiments is characterized in that an expansion speed increaser is added to replace a steam turbine, a dual-energy compressor is added to replace a compressor, a diffuser pipe is added to replace a booster pump, a second dual-energy compressor is added to replace a second compressor, and the photo-thermal type multi-energy co-carrying combined cycle steam power plant is formed.

Description of the drawings:

FIG. 1 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the present invention.

FIG. 2 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the present invention.

FIG. 3 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the invention.

FIG. 4 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the present invention.

FIG. 5 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the present invention.

FIG. 6 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the present invention.

FIG. 7 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the invention.

FIG. 8 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the present invention.

FIG. 9 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the invention.

FIG. 10 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the present invention.

FIG. 11 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the invention.

FIG. 12 is a schematic diagram of a 12 th principle thermodynamic system of a photo-thermal type multi-energy portable combined cycle steam power plant according to the present invention.

FIG. 13 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant 13 according to the present invention.

FIG. 14 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the invention.

FIG. 15 is a schematic thermodynamic system diagram of a photo-thermal type multi-energy portable combined cycle steam power plant according to the invention.

In the figure, a 1-turbine, a 2-compressor, a 3-booster pump, a 4-condenser, a 5-evaporator, a 6-medium temperature photo-thermal system, a 7-second compressor, an 8-nuclear reactor, a 9-high temperature photo-thermal system, a 10-regenerator, an 11-second regenerator, a 12-second turbine, a 13-second booster pump, a 14-low temperature regenerator, a 15-expansion speed increaser, a 16-dual-energy compressor, a 17-diffuser pipe, an 18-second dual-energy compressor, an A-newly added evaporator and a B-newly added diffuser pipe.

Regarding nuclear energy and nuclear reactors, the following brief description is given here:

the nuclear reactor in the present application is a heating device for directly or indirectly providing a high-temperature heat load to a working medium by using nuclear energy, and generally comprises two cases:

(1) The nuclear fuel is directly supplied to the working medium flowing through the nuclear reactor by the heat energy released by the nuclear reaction.

(2) The heat energy released by the nuclear reaction of the nuclear fuel is first supplied to a circuit cooling medium and then supplied by the circuit cooling medium to the working medium flowing through the nuclear reactor through a heat exchanger, which means that the heat exchanger is considered as an integral part of the nuclear reactor 8.

Regarding the photo-thermal, medium-temperature photo-thermal system and high-temperature photo-thermal system, the following brief description is given here:

(1) The medium-temperature photo-thermal system and the high-temperature photo-thermal system in the application are two types of solar heat collection systems distinguished from the temperature perspective, wherein the formed photo-thermal temperature is relatively higher and the formed photo-thermal temperature is relatively lower.

(2) Solar heat collection systems, also known as solar heating systems, refer to heating systems that utilize a heat collector to convert solar radiant energy into medium-temperature heat energy/high-temperature heat energy (simply referred to as photo-thermal), which can be used to provide driving heat loads to a thermodynamic cycle system; it is mainly composed of heat collector and related necessary auxiliary facilities.

(3) It is apparent that solar energy collection systems in a broader sense include various systems that employ various means and devices to convert solar energy into thermal energy at different temperatures.

(4) Types of solar energy collection systems include, but are not limited to: (1) the concentrating solar heat collection system mainly comprises a groove type system, a tower type system and a butterfly type system at present; (2) the non-concentrating solar heat collecting system has solar pond, solar chimney and other systems.

(5) There are two main types of heat supply modes of solar heat collection systems at present: (1) the medium temperature/high temperature heat energy converted by solar energy is directly supplied to a heated medium flowing through a solar heat collection system; (2) the medium temperature heat energy/high temperature heat energy converted from solar energy is firstly provided for a working medium of a self-circulation loop, and then provided for a heated medium flowing through a solar heat collection system through a heat exchanger by the working medium.

The specific embodiment is as follows:

it is to be noted that the description of the structure and the flow is not repeated if necessary; obvious procedures are not described. The invention is described in detail below with reference to the drawings and examples.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 1 is realized by the following steps:

(1) Structurally, it mainly comprises a turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photothermal system, a second compressor, a nuclear reactor and a high-temperature photothermal system; the condenser 4 is provided with a condensate pipeline which is communicated with the evaporator 5 through the booster pump 3, then the evaporator 5 is provided with a steam channel which is communicated with the medium-temperature photothermal system 6, the compressor 2 is provided with a steam channel which is communicated with the medium-temperature photothermal system 6, the medium-temperature photothermal system 6 is also provided with a steam channel which is communicated with the high-temperature photothermal system 9 through the second compressor 7 and the nuclear reactor 8, the high-temperature photothermal system 9 is also provided with a steam channel which is communicated with the steam turbine 1, and the steam turbine 1 is also provided with a low-pressure steam channel which is communicated with the evaporator 5 and then is divided into two paths, namely, the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4; the condenser 4 is also provided with a cooling medium passage communicated with the outside, and the steam turbine 1 is connected with the compressor 2 and the second compressor 7 and transmits power.

(2) In the flow, condensate of the condenser 4 is boosted by the booster pump 3, is subjected to heat absorption, temperature rise and vaporization by the evaporator 5, and then enters the medium-temperature photothermal system 6 to absorb heat, and steam discharged by the compressor 2 enters the medium-temperature photothermal system 6 to absorb heat and raise temperature; the steam discharged by the medium-temperature photo-thermal system 6 is boosted and heated through the second compressor 7, gradually absorbs heat and heats through the nuclear reactor 8 and the high-temperature photo-thermal system 9, and then enters the steam to flow through the steam turbine 1 for depressurization and work; the low-pressure steam discharged by the steam turbine 1 flows through the evaporator 5 to release heat and cool, and then is divided into two paths, wherein the first path enters the compressor 2 to raise the pressure and raise the temperature, and the second path enters the condenser 4 to release heat and condense; solar energy provides driving heat load through a medium-temperature photo-thermal system 6 and a high-temperature photo-thermal system 9, nuclear fuel provides driving heat load through a nuclear reactor 8, and a cooling medium takes away low-temperature heat load through a condenser 4; the work output by the steam turbine 1 is provided for the compressor 2, the second compressor 7 and external power, or the work output by the steam turbine 1 is provided for the compressor 2, the booster pump 3, the second compressor 7 and external power, so that the photo-thermal type multifunctional combined cycle steam power device with the same function is formed.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 2 is realized by the following steps:

(1) Structurally, the system mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photothermal system, a second compressor, a nuclear reactor, a high-temperature photothermal system and a heat regenerator; the condenser 4 is provided with a condensate pipeline which is communicated with the evaporator 5 through the booster pump 3, then the evaporator 5 is provided with a steam channel which is communicated with the medium-temperature photothermal system 6, the compressor 2 is provided with a steam channel which is communicated with the medium-temperature photothermal system 6, the medium-temperature photothermal system 6 is also provided with a steam channel which is communicated with the high-temperature photothermal system 9 through the second compressor 7, the regenerator 10 and the nuclear reactor 8, the high-temperature photothermal system 9 is also provided with a steam channel which is communicated with the steam turbine 1, and the steam turbine 1 is also provided with a low-pressure steam channel which is communicated with the evaporator 5 through the regenerator 10 and then is divided into two paths, namely, the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4; the condenser 4 is also provided with a cooling medium passage communicated with the outside, and the steam turbine 1 is connected with the compressor 2 and the second compressor 7 and transmits power.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: steam discharged by the second compressor 7 flows through the heat regenerator 10 to absorb heat and raise temperature, and then enters the nuclear reactor 8 to absorb heat and raise temperature; low-pressure steam discharged by the steam turbine 1 flows through the heat regenerator 10 and the evaporator 5 to release heat and cool gradually, and then enters the compressor 2 to raise the pressure and heat and enter the condenser 4 to release heat and condense respectively, so that the photo-thermal type multifunctional portable combined cycle steam power device is formed.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 3 is realized by the following steps:

(1) Structurally, the system mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photothermal system, a second compressor, a nuclear reactor, a high-temperature photothermal system and a heat regenerator; the condenser 4 is provided with a condensate pipeline which is communicated with the evaporator 5 through the booster pump 3, then the evaporator 5 is further provided with a steam channel which is communicated with the medium-temperature photothermal system 6, the compressor 2 is provided with a steam channel which is communicated with the medium-temperature photothermal system 6, after the medium-temperature photothermal system 6 is further provided with a steam channel which is communicated with the second compressor 7, the second compressor 7 is further provided with a steam channel which is communicated with the condenser 4 through the regenerator 10, the second compressor 7 is further provided with a steam channel which is communicated with the high-temperature photothermal system 9 through the nuclear reactor 8, the high-temperature photothermal system 9 is further provided with a steam channel which is communicated with the steam turbine 1, and the steam turbine 1 is further provided with a low-pressure steam channel which is divided into two paths after being communicated with the evaporator 5 through the regenerator 10, namely the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4; the condenser 4 is also provided with a cooling medium passage communicated with the outside, and the steam turbine 1 is connected with the compressor 2 and the second compressor 7 and transmits power.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: the steam discharged by the medium-temperature photo-thermal system 6 enters the second compressor 7 to be boosted and heated, and flows through the heat regenerator 10 to absorb heat and heat to a certain extent, and then enters the second compressor 7 to be boosted and heated continuously; low-pressure steam discharged by the steam turbine 1 flows through the heat regenerator 10 and the evaporator 5 to release heat and cool gradually, and then enters the compressor 2 to raise the pressure and heat and enter the condenser 4 to release heat and condense respectively, so that the photo-thermal type multifunctional portable combined cycle steam power device is formed.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 4 is realized by the following steps:

(1) Structurally, the system mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photothermal system, a second compressor, a nuclear reactor, a high-temperature photothermal system and a heat regenerator; the condenser 4 is provided with a condensate pipeline which is communicated with the evaporator 5 through the booster pump 3, then the evaporator 5 is provided with a steam channel which is communicated with the medium-temperature photothermal system 6, the compressor 2 is provided with a steam channel which is communicated with the medium-temperature photothermal system 6, the medium-temperature photothermal system 6 is also provided with a steam channel which is communicated with the high-temperature photothermal system 9 through the heat regenerator 10, the second compressor 7 and the nuclear reactor 8, the high-temperature photothermal system 9 is also provided with a steam channel which is communicated with the steam turbine 1, and the steam turbine 1 is also provided with a low-pressure steam channel which is communicated with the evaporator 5 through the heat regenerator 10 and then is divided into two paths, namely, the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4; the condenser 4 is also provided with a cooling medium passage communicated with the outside, and the steam turbine 1 is connected with the compressor 2 and the second compressor 7 and transmits power.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: steam discharged by the medium-temperature photo-thermal system 6 flows through the heat regenerator 10 to absorb heat and raise temperature, and then enters the second compressor 7 to raise pressure and raise temperature; low-pressure steam discharged by the steam turbine 1 flows through the heat regenerator 10 and the evaporator 5 to release heat and cool gradually, and then enters the compressor 2 to raise the pressure and heat and enter the condenser 4 to release heat and condense respectively, so that the photo-thermal type multifunctional portable combined cycle steam power device is formed.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 5 is realized by the following steps:

(1) Structurally, the device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photothermal system, a second compressor, a nuclear reactor, a high-temperature photothermal system, a heat regenerator and a second heat regenerator; the condenser 4 is provided with a condensate pipeline which is communicated with the evaporator 5 through the booster pump 3, then the evaporator 5 is provided with a steam channel which is communicated with the medium-temperature photothermal system 6, the compressor 2 is provided with a steam channel which is communicated with the medium-temperature photothermal system 6, the medium-temperature photothermal system 6 is also provided with a steam channel which is communicated with the high-temperature photothermal system 9 through the heat regenerator 10, the second compressor 7, the second heat regenerator 10 and the nuclear reactor 8, the high-temperature photothermal system 9 is also provided with a steam channel which is communicated with the steam turbine 1, and the steam turbine 1 is also provided with a low-pressure steam channel which is divided into two paths after being communicated with the evaporator 5 through the second heat regenerator 10 and the heat regenerator 10, wherein the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4; the condenser 4 is also provided with a cooling medium passage communicated with the outside, and the steam turbine 1 is connected with the compressor 2 and the second compressor 7 and transmits power.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: steam discharged by the medium-temperature photothermal system 6 absorbs heat and rises temperature through the heat regenerator 10, rises pressure and rises temperature through the second compressor 7, absorbs heat and rises temperature through the second heat regenerator 11, and then enters the nuclear reactor 8 to absorb heat and rise temperature; low-pressure steam discharged by the steam turbine 1 flows through the second heat regenerator 11, the heat regenerator 10 and the evaporator 5 to release heat and cool gradually, and then enters the compressor 2 to raise the pressure and heat and enter the condenser 4 to release heat and condense respectively, so that the photo-thermal type multifunctional portable and same combined cycle steam power device is formed.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 6 is realized by the following steps:

(1) Structurally, in the photo-thermal type multi-energy portable combined cycle steam power device shown in fig. 3, a low-pressure steam channel of the steam turbine 1 is communicated with the evaporator 5 through the heat regenerator 10, and the low-pressure steam channel of the steam turbine 1 is communicated with the evaporator 5 after the steam channel of the steam turbine 1 is communicated with the steam generator through the heat regenerator 10.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 3, the difference is that: the steam discharged by the high-temperature photo-thermal system 9 enters the steam turbine 1 to perform depressurization and work, flows through the heat regenerator 10 to release heat and cool to a certain extent, then enters the steam turbine 1 to continue depressurization and work, and then enters the evaporator 5 to release heat and cool to form the photo-thermal type multifunctional portable combined cycle steam power device.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 7 is realized by the following steps:

(1) Structurally, in the photo-thermal type multifunctional portable combined cycle steam power device shown in fig. 5, a low-pressure steam channel of the steam turbine 1 is communicated with the evaporator 5 through the second heat regenerator 11 and the heat regenerator 10, so that the steam channel of the steam turbine 1 is communicated with the steam generator through the second heat regenerator 11, and then the low-pressure steam channel of the steam turbine 1 is communicated with the evaporator 5 through the heat regenerator 10.

(2) In the flow, compared with the photo-thermal type multi-energy carrying combined cycle steam power plant shown in fig. 5, the difference is that: the steam discharged by the high-temperature photo-thermal system 9 enters the steam turbine 1 to perform depressurization and work, flows through the second heat regenerator 11 to release heat and cool to a certain extent, then enters the steam turbine 1 to continue depressurization and work, and then enters the heat regenerator 10 to release heat and cool to form the photo-thermal type multifunctional portable combined cycle steam power device.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 8 is realized by the following steps:

(1) Structurally, it mainly comprises a turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photothermal system, a second compressor, a nuclear reactor and a high-temperature photothermal system; the condenser 4 is provided with a condensate pipeline which is communicated with the evaporator 5 through a booster pump 3, then the evaporator 5 is further provided with a steam channel which is communicated with the nuclear reactor 8 through a medium-temperature photo-thermal system 6 and a second compressor 7, the compressor 2 is provided with a steam channel which is communicated with the nuclear reactor 8, the nuclear reactor 8 is further provided with a steam channel which is communicated with a high-temperature photo-thermal system 9, the high-temperature photo-thermal system 9 is further provided with a steam channel which is communicated with the steam turbine 1, and the steam turbine 1 is further provided with a low-pressure steam channel which is divided into two paths after being communicated with the evaporator 5, namely, the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4; the condenser 4 is also provided with a cooling medium passage communicated with the outside, and the steam turbine 1 is connected with the compressor 2 and the second compressor 7 and transmits power.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: the condensate of the condenser 4 is boosted by the booster pump 3, is absorbed by the evaporator 5 and is fully or partially vaporized, is continuously absorbed by the medium-temperature photo-thermal system 6, is boosted by the second compressor 7 and is warmed, and then enters the nuclear reactor 8 to absorb heat, and the steam discharged by the compressor 2 enters the nuclear reactor 8 to absorb heat; the low-pressure steam discharged by the steam turbine 1 flows through the evaporator 5 to release heat and cool, then enters the compressor 2 to raise the pressure and heat and enters the condenser 4 to release heat and condense respectively, so as to form the photo-thermal type multi-energy co-carrying combined cycle steam power device.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 9 is realized by the following steps:

(1) Structurally, it mainly comprises a turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photothermal system, a second compressor, a nuclear reactor and a high-temperature photothermal system; the condenser 4 is provided with a condensate pipeline which is communicated with the evaporator 5 through a booster pump 3, then the evaporator 5 is provided with a steam channel which is communicated with the medium-temperature photothermal system 6, the medium-temperature photothermal system 6 is also provided with a steam channel which is communicated with the steam turbine 1 through an intermediate port, the compressor 2 is provided with a steam channel which is communicated with the high-temperature photothermal system 9 through the medium-temperature photothermal system 6, a second compressor 7 and a nuclear reactor 8, the high-temperature photothermal system 9 is also provided with a steam channel which is communicated with the steam turbine 1, and the steam turbine 1 is also provided with a low-pressure steam channel which is communicated with the evaporator 5 and then is divided into two paths, namely, the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4; the condenser 4 is also provided with a cooling medium passage communicated with the outside, and the steam turbine 1 is connected with the compressor 2 and the second compressor 7 and transmits power.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: the condensate of the condenser 4 is boosted by the booster pump 3, is subjected to heat absorption, temperature rise and vaporization by the evaporator 5, is subjected to heat absorption, temperature rise by the medium-temperature photo-thermal system 6, and then enters the steam turbine 1 through the middle steam inlet port to be subjected to pressure reduction and work; the steam discharged by the compressor 2 is subjected to heat absorption and temperature rise through the medium-temperature photo-thermal system 6, is subjected to pressure rise and temperature rise through the second compressor 7, is subjected to gradual heat absorption and temperature rise through the nuclear reactor 8 and the high-temperature photo-thermal system 9, and then enters the steam turbine 1 to be subjected to pressure reduction and work; the low-pressure steam discharged by the steam turbine 1 flows through the evaporator 5 to release heat and cool, then enters the compressor 2 to raise the pressure and heat and enters the condenser 4 to release heat and condense respectively, so as to form the photo-thermal type multi-energy co-carrying combined cycle steam power device.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 10 is realized by:

(1) Structurally, the system mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photothermal system, a second compressor, a nuclear reactor, a high-temperature photothermal system and a second steam turbine; the condenser 4 is provided with a condensate pipeline which is communicated with the evaporator 5 through a booster pump 3, then the evaporator 5 is further provided with a steam channel which is communicated with the second steam turbine 12, the second steam turbine 12 is further provided with a low-pressure steam channel which is communicated with the evaporator 5, the compressor 2 is provided with a steam channel which is communicated with the high-temperature photo-thermal system 9 through a medium-temperature photo-thermal system 6, a second compressor 7 and a nuclear reactor 8, the high-temperature photo-thermal system 9 is further provided with a steam channel which is communicated with the steam turbine 1, the steam turbine 1 is further provided with a low-pressure steam channel which is communicated with the evaporator 5, and the evaporator 5 is further provided with a low-pressure steam channel which is respectively communicated with the compressor 2 and the condenser 4; the condenser 4 is also provided with a cooling medium passage communicated with the outside, and the steam turbine 1 is connected with the compressor 2 and the second compressor 7 and transmits power.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: the condensate of the condenser 4 is boosted by the booster pump 3, is subjected to heat absorption, temperature rise and vaporization by the evaporator 5, is subjected to depressurization and work by the second steam turbine 12, and then enters the evaporator 5; the steam discharged by the compressor 2 is subjected to heat absorption and temperature rise through the medium-temperature photo-thermal system 6, is subjected to pressure rise and temperature rise through the second compressor 7, is subjected to gradual heat absorption and temperature rise through the nuclear reactor 8 and the high-temperature photo-thermal system 9, is subjected to pressure reduction and work through the steam turbine 1, and then enters the evaporator 5; the low-pressure steam flows through the evaporator 5 to release heat and cool, and then is divided into two paths, wherein the first path enters the compressor 2 to raise the pressure and the temperature, and the second path enters the condenser 4 to release heat and condense; the work output by the turbine 1 and the second turbine 12 is provided for the compressor 2, the second compressor 7 and the external power, or the work output by the turbine 1 and the second turbine 12 is provided for the compressor 2, the booster pump 3, the second compressor 7 and the external power, so that the photo-thermal type multi-energy co-cycle steam power device is formed.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 11 is realized by:

(1) Structurally, in the photo-thermal type multifunctional portable combined cycle steam power device shown in fig. 1, a steam channel of a high-temperature photo-thermal system 9 is communicated with a steam turbine 1, and after the steam channel of the high-temperature photo-thermal system 9 is communicated with the steam turbine 1, the steam turbine 1 is also communicated with the reheat steam channel through the high-temperature photo-thermal system 9.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: the steam discharged by the high-temperature photo-thermal system 9 enters the steam turbine 1 to perform depressurization and work, enters the high-temperature photo-thermal system 9 to absorb heat and raise temperature after reaching a certain degree, enters the steam turbine 1 to continue depressurization and work, and then the steam turbine 1 discharges low-pressure steam and supplies the low-pressure steam to the evaporator 5 to form the photo-thermal type multifunctional portable combined cycle steam power device.

The photo-thermal type multi-energy-carrying combined cycle steam power plant shown in fig. 12 is realized by the following steps:

(1) Structurally, in the photo-thermal type multifunctional portable combined cycle steam power device shown in fig. 1, a second booster pump and a low-temperature heat regenerator are added, a condensate pipe arranged on the condenser 4 is communicated with the booster pump 3, the condensate pipe arranged on the condenser 4 is communicated with the low-temperature heat regenerator 14 through the second booster pump 13, a steam extraction channel is additionally arranged on the compressor 2 and is communicated with the low-temperature heat regenerator 14, and the condensate pipe arranged on the low-temperature heat regenerator 14 is communicated with the booster pump 3.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: the condensate discharged by the condenser 4 flows through the second booster pump 13 to be boosted and then enters the low-temperature regenerator 14 to be mixed with the extracted steam from the compressor 2, absorbs heat and heats up, and the extracted steam is released to form condensate; condensate of the low-temperature heat regenerator 14 flows through the booster pump 3 to boost pressure, and then enters the evaporator 5 to absorb heat to raise temperature and vaporize; the low-pressure steam discharged by the steam turbine 1 flows through the evaporator 5 to release heat and cool, and then is divided into two paths, wherein the first path enters the compressor 2 to raise the pressure and raise the temperature, and the second path enters the condenser 4 to release heat and condense; the low-pressure steam enters the compressor 2 for boosting and heating, and is divided into two paths after being boosted to a certain extent, wherein the first path is provided for the low-temperature heat regenerator 14, and the second path is continuously boosted and heated and then enters the medium-temperature photo-thermal system 6, so that the photo-thermal type multifunctional portable combined cycle steam power device is formed.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 13 is realized by:

(1) Structurally, in the photo-thermal type multi-functional combined cycle steam power plant shown in fig. 1, a newly added evaporator and a newly added diffuser pipe are added, the low-pressure steam channel of the steam turbine 1 is communicated with the evaporator 5 and is adjusted to be communicated with the newly added evaporator A through the evaporator 5, the low-pressure steam channel of the steam turbine 5 is respectively communicated with the compressor 2 and the condenser 4 and is adjusted to be communicated with the newly added evaporator A through the low-pressure steam channel which is respectively communicated with the compressor 2 and the condenser 4, the condenser 4 is communicated with the evaporator 5 through the booster pump 3 and is adjusted to be communicated with the newly added evaporator A through the booster pump 3, and then the newly added evaporator A is further communicated with the evaporator 5 through the newly added diffuser pipe B.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: the condensate discharged by the condenser 4 is boosted by the booster pump 3, absorbs heat and rises in temperature by the newly added evaporator A, is partially vaporized and increases in speed, is reduced in speed and boosted by the newly added diffuser pipe B, and then enters the evaporator 5 to absorb vaporization; low-pressure steam discharged by the steam turbine 1 flows through the evaporator 5 and the newly added evaporator A to release heat and cool gradually, and then enters the compressor 2 to raise the pressure and raise the temperature and enters the condenser 4 to release heat and condense respectively, so that the photo-thermal type multifunctional portable combined cycle steam power device is formed.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 14 is realized by:

(1) Structurally, in the photo-thermal type multi-energy portable combined cycle steam power plant shown in fig. 1, an expansion speed increaser 15 is added to replace a steam turbine 1, a dual-energy compressor 16 is added to replace a compressor 2, and a diffuser pipe 17 is added to replace a booster pump 3.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: the condensate of the condenser 4 is subjected to speed reduction and pressure increase through a diffuser pipe 17, is subjected to heat absorption, temperature rise and vaporization through an evaporator 5, then enters a medium-temperature photothermal system 6 to absorb heat, and the steam discharged by the dual-energy compressor 16 enters the medium-temperature photothermal system 6 to absorb heat and raise temperature; the steam discharged by the high-temperature photo-thermal system 9 flows through the expansion speed increaser 15 to be subjected to depressurization, work and speed increase, the low-pressure steam discharged by the expansion speed increaser 15 flows through the evaporator 5 to be subjected to heat release and temperature reduction, and then the steam is divided into two paths, namely, a first path enters the dual-energy compressor 16 to be subjected to pressure rise, temperature rise and speed reduction, and a second path enters the condenser 4 to be subjected to heat release and condensation; the work output by the expansion speed increaser 15 is provided for the second compressor 7, the dual-energy compressor 16 and external power to form the photo-thermal type multi-energy portable combined cycle steam power device.

The photo-thermal type multi-energy co-cycle steam power plant shown in fig. 15 is realized by:

(1) Structurally, in the photo-thermal type multi-energy-carrying combined cycle steam power plant shown in fig. 1, an expansion speed increaser 15 is added to replace a steam turbine 1, a dual-energy compressor 16 is added to replace a compressor 2, a diffuser pipe 17 is added to replace a booster pump 3, and a second dual-energy compressor 18 is added to replace a second compressor 7.

(2) In the flow, compared with the photo-thermal type multifunctional portable combined cycle steam power plant shown in fig. 1, the difference is that: the condensate of the condenser 4 is subjected to speed reduction and pressure increase through a diffuser pipe 17, is subjected to heat absorption, temperature rise and vaporization through an evaporator 5, then enters a medium-temperature photothermal system 6 to absorb heat, and the steam discharged by the dual-energy compressor 16 enters the medium-temperature photothermal system 6 to absorb heat and raise temperature; steam discharged by the medium-temperature photo-thermal system 6 flows through the second dual-energy compressor 18 to be boosted, heated and decelerated, and then enters the nuclear reactor 8 to absorb heat and raise temperature; the steam discharged by the high-temperature photo-thermal system 9 flows through the expansion speed increaser 15 to be subjected to depressurization, work and speed increase, the low-pressure steam discharged by the expansion speed increaser 15 flows through the evaporator 5 to be subjected to heat release and temperature reduction, and then the steam is divided into two paths, namely, a first path enters the dual-energy compressor 16 to be subjected to pressure rise, temperature rise and speed reduction, and a second path enters the condenser 4 to be subjected to heat release and condensation; the work output by the expansion speed increaser 15 is provided for the double-energy compressor 16, the second double-energy compressor 18 and external power to form the photo-thermal type multi-energy portable combined cycle steam power device.

The photo-thermal type multifunctional combined cycle steam power device has the following effects and advantages:

(1) The high-temperature photo-thermal, nuclear energy and medium-temperature photo-thermal share an integrated thermal power system, the thermal power systems of different driving energy sources are combined into one, the construction cost of the thermal power system is saved, and the cost performance is high.

(2) And the step carrying of the cross type and the cross grade is realized between the high-temperature photo-thermal, the nuclear energy and the medium-temperature photo-thermal, so that the thermodynamic perfection is high.

(3) The high-temperature photo-thermal, nuclear energy and medium-temperature photo-thermal provide driving heat load links, the temperature difference loss is small, and the thermodynamic perfection is high.

(4) The medium-temperature photothermal and nuclear energy are flexibly connected, so that the utilization value of nuclear energy converted into mechanical energy is improved.

(5) The nuclear energy plays a larger role by means of high-temperature photo-thermal, and the utilization value of the high-temperature photo-thermal converted into mechanical energy is obviously improved.

(6) The application value of medium-temperature photo-thermal power is exerted at a high level, and the irreversible loss of the temperature difference in the process of driving the thermal load by nuclear energy is reduced; the application value of nuclear power is exerted at a high level, and the irreversible loss of temperature difference in the process of driving heat load by high-temperature photo-thermal supply is reduced.

(7) The driving heat load realizes graded utilization in the single-working-medium combined cycle, obviously reduces irreversible loss of temperature difference, and has high heat-changing work efficiency and thermodynamic perfection.

(8) The medium-temperature photo-thermal can be used for or is beneficial to reducing the pressure-increasing ratio of the combined cycle, improving the flow of the cycle working medium, and being beneficial to constructing a large-load photo-thermal type multifunctional combined cycle steam power plant.

(9) By utilizing the characteristics of working media, the temperature difference utilization level in the heat transfer process is obviously improved by adopting a simple technical means, and the heat efficiency is improved.

(10) And a plurality of heat regeneration technical means are provided, so that the coordination of the device in the aspects of load, thermal efficiency, step-up ratio and the like is effectively improved.

(11) The structure is simple, the flow is reasonable, and the scheme is rich; the reasonable energy utilization level is improved, and the application range of the photo-thermal type multi-energy co-cycle steam power plant is expanded.

Claims

1. The photo-thermal type multifunctional combined cycle steam power plant mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor and a high-temperature photo-thermal system; the condenser (4) is provided with a condensate pipeline which is communicated with the evaporator (5) through a booster pump (3), the evaporator (5) is further provided with a steam channel which is communicated with a medium-temperature photothermal system (6), the compressor (2) is provided with a steam channel which is communicated with the medium-temperature photothermal system (6), the medium-temperature photothermal system (6) is also provided with a steam channel which is communicated with a high-temperature photothermal system (9) through a second compressor (7) and a nuclear reactor (8), the high-temperature photothermal system (9) is also provided with a steam channel which is communicated with the steam turbine (1), and the steam turbine (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (5) and then is divided into two paths, namely, the first path is communicated with the compressor (2) and the second path is communicated with the condenser (4); the condenser (4) is also provided with a cooling medium channel which is communicated with the outside, the steam turbine (1) is connected with the compressor (2) and the second compressor (7) and transmits power to form a photo-thermal type multifunctional combined cycle steam power device; wherein, or the steam turbine (1) is connected with the compressor (2), the booster pump (3) and the second compressor (7) and transmits power.

2. The photo-thermal type multifunctional combined cycle steam power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor, a high-temperature photo-thermal system and a heat regenerator; the condenser (4) is provided with a condensate pipeline which is communicated with the evaporator (5) through a booster pump (3), the evaporator (5) is further provided with a steam channel which is communicated with the medium-temperature photothermal system (6), the compressor (2) is provided with a steam channel which is communicated with the medium-temperature photothermal system (6), the medium-temperature photothermal system (6) is also provided with a steam channel which is communicated with the high-temperature photothermal system (9) through a second compressor (7), a regenerator (10) and a nuclear reactor (8), the high-temperature photothermal system (9) is also provided with a steam channel which is communicated with the steam turbine (1), and the steam turbine (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (5) through the regenerator (10) and then is divided into two paths, namely, the first path is communicated with the compressor (2) and the second path is communicated with the condenser (4); the condenser (4) is also provided with a cooling medium channel which is communicated with the outside, the steam turbine (1) is connected with the compressor (2) and the second compressor (7) and transmits power to form a photo-thermal type multifunctional combined cycle steam power device; wherein, or the steam turbine (1) is connected with the compressor (2), the booster pump (3) and the second compressor (7) and transmits power.

3. The photo-thermal type multifunctional combined cycle steam power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor, a high-temperature photo-thermal system and a heat regenerator; the condenser (4) is provided with a condensate pipeline which is communicated with the evaporator (5) through a booster pump (3), then the evaporator (5) is further provided with a steam channel which is communicated with a medium-temperature photothermal system (6), the compressor (2) is provided with a steam channel which is communicated with the medium-temperature photothermal system (6), after the medium-temperature photothermal system (6) is further provided with a steam channel which is communicated with the second compressor (7) through a regenerator (10), the second compressor (7) is further provided with a steam channel which is communicated with the high-temperature photothermal system (9) through a nuclear reactor (8), the high-temperature photothermal system (9) is further provided with a steam channel which is communicated with the steam turbine (1), and the steam turbine (1) is further provided with a low-pressure steam channel which is divided into two paths after being communicated with the evaporator (5) through the regenerator (10), namely, the first path is communicated with the compressor (2) and the second path is communicated with the condenser (4); the condenser (4) is also provided with a cooling medium channel which is communicated with the outside, the steam turbine (1) is connected with the compressor (2) and the second compressor (7) and transmits power to form a photo-thermal type multifunctional combined cycle steam power device; wherein, or the steam turbine (1) is connected with the compressor (2), the booster pump (3) and the second compressor (7) and transmits power.

4. The photo-thermal type multifunctional combined cycle steam power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor, a high-temperature photo-thermal system and a heat regenerator; the condenser (4) is provided with a condensate pipeline which is communicated with the evaporator (5) through a booster pump (3), the evaporator (5) is further provided with a steam channel which is communicated with the medium-temperature photothermal system (6), the compressor (2) is provided with a steam channel which is communicated with the medium-temperature photothermal system (6), the medium-temperature photothermal system (6) is also provided with a steam channel which is communicated with the high-temperature photothermal system (9) through a regenerator (10), a second compressor (7) and a nuclear reactor (8), the high-temperature photothermal system (9) is also provided with a steam channel which is communicated with the steam turbine (1), and the steam turbine (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (5) through a regenerator (10) and then is divided into two paths, namely a first path which is communicated with the compressor (2) and a second path which is communicated with the condenser (4); the condenser (4) is also provided with a cooling medium channel which is communicated with the outside, the steam turbine (1) is connected with the compressor (2) and the second compressor (7) and transmits power to form a photo-thermal type multifunctional combined cycle steam power device; wherein, or the steam turbine (1) is connected with the compressor (2), the booster pump (3) and the second compressor (7) and transmits power.

5. The photo-thermal type multifunctional combined cycle steam power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor, a high-temperature photo-thermal system, a heat regenerator and a second heat regenerator; the condenser (4) is provided with a condensate pipeline which is communicated with the evaporator (5) through a booster pump (3), the evaporator (5) is further provided with a steam channel which is communicated with the medium-temperature photothermal system (6), the compressor (2) is provided with a steam channel which is communicated with the medium-temperature photothermal system (6), the medium-temperature photothermal system (6) is also provided with a steam channel which is communicated with the high-temperature photothermal system (9) through a heat regenerator (10), a second compressor (7), a second heat regenerator (11) and a nuclear reactor (8), the high-temperature photothermal system (9) is also provided with a steam channel which is communicated with the steam turbine (1), and the steam turbine (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (5) through the second heat regenerator (11) and the heat regenerator (10) and then is divided into two paths, namely a first path which is communicated with the compressor (2) and a second path which is communicated with the condenser (4); the condenser (4) is also provided with a cooling medium channel which is communicated with the outside, the steam turbine (1) is connected with the compressor (2) and the second compressor (7) and transmits power to form a photo-thermal type multifunctional combined cycle steam power device; wherein, or the steam turbine (1) is connected with the compressor (2), the booster pump (3) and the second compressor (7) and transmits power.

6. The photo-thermal type multifunctional combined cycle steam power plant is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power plant described in claims 2-4, a low-pressure steam channel of a steam turbine (1) is communicated with an evaporator (5) through a heat regenerator (10), and the steam turbine (1) is adjusted to be communicated with the evaporator (5) after the steam channel of the steam turbine (1) is communicated with the steam turbine through the heat regenerator (10), so that the photo-thermal type multifunctional combined cycle steam power plant is formed.

7. In the photo-thermal type multi-energy co-cycle steam power plant, the photo-thermal type multi-energy co-cycle steam power plant disclosed in claim 5 is formed by communicating a low-pressure steam channel of a steam turbine (1) with an evaporator (5) through a second heat regenerator (11) and a heat regenerator (10), adjusting the low-pressure steam channel of the steam turbine (1) to be communicated with the steam turbine through the second heat regenerator (11) and then communicating the low-pressure steam channel of the steam turbine (1) with the evaporator (5) through the heat regenerator (10).

8. The photo-thermal type multifunctional combined cycle steam power plant mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor and a high-temperature photo-thermal system; the condenser (4) is provided with a condensate pipeline which is communicated with the evaporator (5) through a booster pump (3), the evaporator (5) is further provided with a steam channel which is communicated with the nuclear reactor (8) through a medium-temperature photo-thermal system (6) and a second compressor (7), the compressor (2) is provided with a steam channel which is communicated with the nuclear reactor (8), the nuclear reactor (8) is also provided with a steam channel which is communicated with a high-temperature photo-thermal system (9), the high-temperature photo-thermal system (9) is also provided with a steam channel which is communicated with the steam turbine (1), and the steam turbine (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (5) and then is divided into two paths, namely, the first path is communicated with the compressor (2) and the second path is communicated with the condenser (4); the condenser (4) is also provided with a cooling medium channel which is communicated with the outside, the steam turbine (1) is connected with the compressor (2) and the second compressor (7) and transmits power to form a photo-thermal type multifunctional combined cycle steam power device; wherein, or the steam turbine (1) is connected with the compressor (2), the booster pump (3) and the second compressor (7) and transmits power.

9. The photo-thermal type multifunctional combined cycle steam power plant mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor and a high-temperature photo-thermal system; the condenser (4) is provided with a condensate pipeline which is communicated with the evaporator (5) through a booster pump (3), the evaporator (5) is further provided with a steam channel which is communicated with the medium-temperature photothermal system (6), the medium-temperature photothermal system (6) is also provided with a steam channel which is communicated with the steam turbine (1) through an intermediate port, the compressor (2) is provided with a steam channel which is communicated with the high-temperature photothermal system (9) through the medium-temperature photothermal system (6), a second compressor (7) and a nuclear reactor (8), the high-temperature photothermal system (9) is also provided with a steam channel which is communicated with the steam turbine (1), and the steam turbine (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (5) and then is divided into two paths, namely a first path which is communicated with the compressor (2) and a second path which is communicated with the condenser (4); the condenser (4) is also provided with a cooling medium channel which is communicated with the outside, the steam turbine (1) is connected with the compressor (2) and the second compressor (7) and transmits power to form a photo-thermal type multifunctional combined cycle steam power device; wherein, or the steam turbine (1) is connected with the compressor (2), the booster pump (3) and the second compressor (7) and transmits power.

10. The photo-thermal type multifunctional combined cycle steam power plant mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, a medium-temperature photo-thermal system, a second compressor, a nuclear reactor, a high-temperature photo-thermal system and a second steam turbine; the condenser (4) is provided with a condensate pipeline which is communicated with the evaporator (5) through a booster pump (3), the evaporator (5) is further provided with a steam channel which is communicated with the second steam turbine (12), the second steam turbine (12) is also provided with a low-pressure steam channel which is communicated with the evaporator (5), the compressor (2) is provided with a steam channel which is communicated with the high-temperature photothermal system (9) through a medium-temperature photothermal system (6), a second compressor (7) and a nuclear reactor (8), the high-temperature photothermal system (9) is also provided with a steam channel which is communicated with the steam turbine (1), the steam turbine (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (5), and the evaporator (5) is also provided with a low-pressure steam channel which is respectively communicated with the compressor (2) and the condenser (4); the condenser (4) is also provided with a cooling medium channel which is communicated with the outside, the steam turbine (1) is connected with the compressor (2) and the second compressor (7) and transmits power to form a photo-thermal type multifunctional combined cycle steam power device; wherein, or the steam turbine (1) is connected with the compressor (2), the booster pump (3) and the second compressor (7) and transmits power.

11. The photo-thermal type multifunctional combined cycle steam power plant is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power plant described in claims 1-10, a high-temperature photo-thermal system (9) is provided with a steam channel which is communicated with a steam turbine (1), and the steam turbine (1) is also provided with a reheat steam channel which is communicated with the photo-thermal system through a nuclear reactor (8) after the high-temperature photo-thermal system (9) is provided with the steam channel which is communicated with the steam turbine (1) is adjusted to form the photo-thermal type multifunctional combined cycle steam power plant.

12. The photo-thermal type multifunctional combined cycle steam power plant is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power plant described in claims 1-10, a high-temperature photo-thermal system (9) is provided with a steam channel which is communicated with a steam turbine (1), and the photo-thermal type multifunctional combined cycle steam power plant is formed by adjusting that after the high-temperature photo-thermal system (9) is provided with the steam channel which is communicated with the steam turbine (1), the steam turbine (1) is also provided with a reheat steam channel which is communicated with the photo-thermal system (9).

13. The photo-thermal type multifunctional combined cycle steam power plant is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power plant described in claims 1-10, a high-temperature photo-thermal system (9) is provided with a steam channel which is communicated with a steam turbine (1), and the steam turbine (1) is also provided with a reheat steam channel which is communicated with the photo-thermal system (9) through a nuclear reactor (8) and the high-temperature photo-thermal system (9) after the high-temperature photo-thermal system (9) is provided with the steam channel which is communicated with the steam turbine (1) is adjusted to form the photo-thermal type multifunctional combined cycle steam power plant.

14. A photo-thermal type multifunctional simultaneous combined cycle steam power plant is characterized in that a second booster pump and a low-temperature heat regenerator are added in any one of the photo-thermal type multifunctional simultaneous combined cycle steam power plants in claims 1-13, a condensate pipe line of a condenser (4) is communicated with the booster pump (3) and is adjusted to be communicated with the low-temperature heat regenerator (14) through the second booster pump (13), a steam extraction channel is additionally arranged in the compressor (2) and is communicated with the low-temperature heat regenerator (14), and a condensate pipe line of the low-temperature heat regenerator (14) is communicated with the booster pump (3) to form the photo-thermal type multifunctional simultaneous combined cycle steam power plant.

15. A photo-thermal type multifunctional combined cycle steam power plant is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power plant in claims 1 and 6, a new evaporator and a new diffusion pipe are added, the low-pressure steam channel of a steam turbine (1) is communicated with the evaporator (5) and is regulated to be communicated with the new evaporator (A) through the evaporator (5), the low-pressure steam channel of the evaporator (5) is respectively communicated with a compressor (2) and a condenser (4) and is regulated to be communicated with the new evaporator (A) through the low-pressure steam channel which is respectively communicated with the compressor (2) and the condenser (4), a condensate pipe of the condenser (4) is regulated to be communicated with the new evaporator (A) through the booster pump (3), and then the wet steam channel of the new evaporator (A) is communicated with the evaporator (5) through the new diffusion pipe (B) so as to form the photo-thermal type multifunctional combined cycle steam power plant.

16. A photo-thermal type multifunctional combined cycle steam power plant is characterized in that in any one of claims 2-5 and 7, a new evaporator and a new diffusion pipe are added, a low-pressure steam channel of a regenerator (10) is communicated with the evaporator (5) and is regulated to be communicated with the new evaporator (A) through the evaporator (5), the low-pressure steam channel of the evaporator (5) is respectively communicated with a compressor (2) and a condenser (4) and is regulated to be communicated with the new evaporator (A) through the low-pressure steam channel which is respectively communicated with the compressor (2) and the condenser (4), a condensate pipe of the condenser (4) is regulated to be communicated with the evaporator (5) through a booster pump (3), and a wet steam channel of the new evaporator (A) is communicated with the evaporator (5) through the new diffusion pipe (B) after the condensate pipe is communicated with the new evaporator (A), so that the photo-thermal type multifunctional combined cycle steam power plant is formed.

17. The photo-thermal type multifunctional combined cycle steam power plant is characterized in that an expansion speed increaser (15) is added to replace a steam turbine (1), a dual-energy compressor (16) is added to replace a compressor (2), a diffuser pipe (17) is added to replace a booster pump (3) in any one of the photo-thermal type multifunctional combined cycle steam power plants to form the photo-thermal type multifunctional combined cycle steam power plant.

18. The photo-thermal type multifunctional combined cycle steam power plant is characterized in that in any one of the photo-thermal type multifunctional combined cycle steam power plant of claims 1-16, an expansion speed increaser (15) is added to replace a steam turbine (1), a dual-energy compressor (16) is added to replace a compressor (2), a diffuser pipe (17) is added to replace a booster pump (3), a second dual-energy compressor (18) is added to replace a second compressor (7), and the photo-thermal type multifunctional combined cycle steam power plant is formed.