CN117722260A

CN117722260A - Fuel carrying same-light hot gas-steam combined cycle power device

Info

Publication number: CN117722260A
Application number: CN202311609184.7A
Authority: CN
Inventors: 李鸿瑞; 李华玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-26
Filing date: 2023-11-24
Publication date: 2024-03-19

Abstract

The invention provides a fuel carrying same light hot gas-steam combined cycle power device, and belongs to the technical field of thermodynamics and thermokinetic. The external fuel channel is communicated with the heating furnace, the external air channel is communicated with the heating furnace through the heat source regenerator, the heating furnace is also communicated with the external gas channel through the heat source regenerator, the external working medium channel is communicated with the external through the second compressor, the heat source heat exchanger, the third compressor and the heating furnace, and then is communicated with the external through the intermediate heat exchanger, the condenser is communicated with the intermediate heat exchanger through the booster pump and the evaporator, the compressor is provided with the steam channel and the intermediate heat exchanger, the intermediate heat exchanger is also provided with the steam channel and the steam turbine, the steam turbine is also provided with the low-pressure steam channel which is communicated with the compressor and the condenser after passing through the evaporator, and the condenser is provided with the cooling medium channel which is communicated with the external, so that the fuel carrying same light and heat gas-steam combined cycle power device is formed.

Description

Fuel carrying same-light hot gas-steam combined cycle power device

Technical field:

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

The background technology is as follows:

the conventional fuel and photo-thermal 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 conventional fuel or light and heat are converted into mechanical energy; obviously, it is of positive interest to try to reduce the number of thermal power devices.

The temperature of the fuel gas formed by the combustion of the fuel directly determines the heat-changing work efficiency; is limited by one or more factors such as working principle, working medium property, material property, equipment manufacturing level and the like, and under the existing technical condition, the temperature difference irreversible loss exists in the fuel combustion process.

The solar energy forms medium-temperature/high-temperature photo-heat through a heat collection technology means, so that the heat change work efficiency is improved, and the improvement of the photo-heat temperature is an important direction of solar energy utilization and development; along with the improvement of the grade, the construction cost is correspondingly increased. The application value of medium-temperature photo-thermal/high-temperature photo-thermal is not fully exerted due to factors such as working principle, materials, safety and the like, and the thermal efficiency is improved greatly.

The invention provides a fuel carrying same-light hot gas-steam combined cycle power device which has reasonable flow, simple structure, high thermodynamic perfection, low construction cost and high cost performance and obviously improves the application value of fuel and different-grade photo-thermal power by simply, actively, safely and efficiently utilizing energy to obtain power.

The invention comprises the following steps:

the invention mainly aims to provide a fuel carrying photo-thermal gas-steam combined cycle power plant, and the specific invention is described in the following items:

1. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace and a heat source regenerator; the external fuel channel is communicated with the heating furnace, the external air channel is communicated with the heating furnace through the heat source regenerator, the heating furnace is also communicated with the external fuel channel through the heat source regenerator, the external working medium channel is communicated with the third compressor through the second compressor and the solar heat collecting system, the third compressor is also communicated with the expansion machine through the heating furnace, the expansion machine is also communicated with the external part through the intermediate heat exchanger, the condenser is provided with a condensate pipeline which is communicated with the evaporator through the booster pump, the evaporator is further provided with a steam channel which is communicated with the intermediate heat exchanger, the intermediate heat exchanger is also communicated with the steam turbine, 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 communicated with the cooling medium channel is communicated with the external part, the steam turbine is connected with the compressor and transmits power, and the expansion machine is connected with the second compressor and the third compressor and transmits power, and the fuel is formed into the same light and heat gas-steam combined cycle power device.

2. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the external fuel channel is communicated with the heating furnace, the external air channel is communicated with the heating furnace through the heat source regenerator, the heating furnace is also communicated with the external gas channel through the heat source regenerator, the external working medium channel is communicated with the third compressor through the second compressor and the solar heat collecting system, the third compressor is also communicated with the expansion machine through the high-temperature regenerator and the heating furnace, the expansion machine is also communicated with the external working medium channel through the high-temperature regenerator and the intermediate heat exchanger, the condenser is communicated with the evaporator through the condensate pipe and the booster pump, then the evaporator is further communicated with the intermediate heat exchanger, the compressor is communicated with the intermediate heat exchanger, the intermediate heat exchanger is also communicated with the steam channel, the steam turbine is also communicated with the evaporator, and then the low-pressure steam channel is divided into two paths after being communicated with the evaporator, namely, the first path is communicated with the compressor, the second path is communicated with the condenser, the cooling medium channel is also communicated with the external, the steam turbine is connected with the compressor and transmits power, and the expansion machine is connected with the second compressor and the third compressor and transmits power, and the fuel carrying the same light and the heat-steam combined cycle power device is formed.

3. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the external fuel channel is communicated with the heating furnace, the external air channel is communicated with the heating furnace through the heat source regenerator, the heating furnace is also communicated with the external gas channel through the heat source regenerator, the external working medium channel is communicated with the third compressor through the second compressor, the solar heat collecting system and the high-temperature regenerator, the third compressor is also communicated with the expansion machine through the heating furnace, the expansion machine is also communicated with the external working medium channel through the high-temperature regenerator and the intermediate heat exchanger, the condenser is communicated with the evaporator through the condensate pipe and the booster pump, then the evaporator is further communicated with the intermediate heat exchanger, the compressor is further communicated with the intermediate heat exchanger, the intermediate heat exchanger is also communicated with the steam channel, the steam turbine is also divided into two paths after being communicated with the evaporator, namely, the first path is communicated with the compressor, the second path is communicated with the condenser, the cooling medium channel is also communicated with the external, the steam turbine is connected with the compressor and transmits power, and the expansion machine is connected with the second compressor and the third compressor and transmits power, and the fuel is formed into the light-heat gas and steam combined power device.

4. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the external fuel channel is communicated with the heating furnace, the external air channel is communicated with the heating furnace through the heat source regenerator, the heating furnace is also communicated with the external gas channel through the heat source regenerator, the external working medium channel is communicated with the third compressor through the second compressor, the high-temperature regenerator and the solar heat collecting system, the third compressor is also communicated with the expansion machine through the heating furnace, the expansion machine is also communicated with the external working medium channel through the high-temperature regenerator and the intermediate heat exchanger, the condenser is communicated with the evaporator through the condensate pipe and the booster pump, then the evaporator is further communicated with the intermediate heat exchanger, the compressor is further communicated with the intermediate heat exchanger, the intermediate heat exchanger is also communicated with the steam channel, the steam turbine is also divided into two paths after being communicated with the evaporator, namely, the first path is communicated with the compressor, the second path is communicated with the condenser, the cooling medium channel is also communicated with the external, the steam turbine is connected with the compressor and transmits power, and the expansion machine is connected with the second compressor and the third compressor and transmits power, and the fuel is formed into the light-heat gas-steam combined power device.

5. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the external fuel channel is communicated with the heating furnace, the external air channel is communicated with the heating furnace through the heat source regenerator, the heating furnace is also communicated with the external gas channel through the heat source regenerator, the external working medium channel is communicated with the second compressor, the second compressor is further communicated with the second compressor through the high-temperature regenerator, the second compressor is further communicated with the third compressor through the solar heat collecting system, the third compressor is further communicated with the expansion machine through the heating furnace, the expansion machine is further communicated with the external part through the high-temperature regenerator and the intermediate heat exchanger, the condenser is further communicated with the evaporator through the booster pump, the evaporator is further communicated with the intermediate heat exchanger, the compressor is further communicated with the intermediate heat exchanger, the intermediate heat exchanger is further communicated with the steam turbine, the steam turbine is further communicated with the low-pressure steam channel, the first path is communicated with the compressor, the second path is communicated with the condenser, the cooling medium channel is further communicated with the external part, the steam turbine is connected with the compressor and transmits power, and the expansion machine is connected with the second compressor and the third compressor and transmits the power, and the power and the combined device of the combined power of the two-gas and the heat pump and the combined power is formed by the combined power of the gas and the hot gas and the steam.

6. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator, a high-temperature regenerator and a second high-temperature regenerator; the external fuel channel is communicated with the heating furnace, the external air channel is communicated with the heating furnace through the heat source regenerator, the heating furnace is also communicated with the external gas channel through the heat source regenerator, the external working medium channel is communicated with the third compressor through the second compressor, the solar heat collecting system and the high-temperature regenerator, the third compressor is also communicated with the expansion machine through the second high-temperature regenerator and the heating furnace, the expansion machine is also communicated with the external working medium channel through the second high-temperature regenerator, the high-temperature regenerator and the intermediate heat exchanger, the condenser is provided with a condensate pipeline which is communicated with the evaporator through the booster pump, then the evaporator is communicated with the intermediate heat exchanger, the compressor is further communicated with the intermediate heat exchanger, the intermediate heat exchanger is also communicated with the steam turbine, the steam turbine is also communicated with the low-pressure steam channel which is further communicated with the evaporator, 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 communicated with the cooling medium channel which is communicated with the external part, the steam turbine is connected with the compressor and transmits power, and the expansion machine is connected with the second compressor and the third compressor and transmits power, and the fuel and the light body-steam combined power cycle is formed.

7. The fuel-carrying co-light hot gas-steam combined cycle power device is characterized in that in any one of the fuel-carrying co-light hot gas-steam combined cycle power devices in the 2-5 th aspect, a working medium channel of an expander is communicated with the outside through a high-temperature heat regenerator and an intermediate heat exchanger, and is adjusted to be that the working medium channel of the expander is communicated with the expander through the high-temperature heat regenerator, and then the working medium channel of the expander is communicated with the outside through the intermediate heat exchanger, so that the fuel-carrying co-light hot gas-steam combined cycle power device is formed.

8. In the fuel-carrying and photo-thermal gas-steam combined cycle power plant of the 6 th aspect, the working medium channel of the expander is communicated with the outside through the second high-temperature heat exchanger, the high-temperature heat regenerator and the intermediate heat exchanger, and is adjusted to be that the working medium channel of the expander is communicated with the expander through the second high-temperature heat regenerator, and then the working medium channel of the expander is communicated with the outside through the high-temperature heat regenerator and the intermediate heat exchanger, so that the fuel-carrying and photo-thermal gas-steam combined cycle power plant is formed.

9. The fuel carrying same-light hot gas-steam combined cycle power device is characterized in that a medium temperature heat regenerator is added in any one of the fuel carrying same-light hot gas-steam combined cycle power devices in the 1 st to 8 th, the communication of an evaporator with a steam channel and an intermediate heat exchanger is adjusted to be that the evaporator with the steam channel is communicated with the intermediate heat exchanger through the medium temperature heat regenerator, the communication of a compressor with the steam channel and the intermediate heat exchanger is adjusted to be that the compressor with the steam channel is communicated with the intermediate heat exchanger through the medium temperature heat regenerator, the communication of a steam turbine with a low-pressure steam channel and the evaporator is adjusted to be that the steam turbine with the low-pressure steam channel is communicated with the evaporator through the medium temperature heat regenerator, and the fuel carrying same-light hot gas-steam combined cycle power device is formed.

10. The fuel carrying same-light hot gas-steam combined cycle power device is formed by adding a medium temperature heat regenerator in any one of the fuel carrying same-light hot gas-steam combined cycle power devices in the 1 st to 8 th, adjusting the communication of an evaporator with a steam channel and an intermediate heat exchanger to be that the evaporator with the steam channel is communicated with the intermediate heat exchanger through the medium temperature heat regenerator, adjusting the communication of a compressor with the steam channel and the intermediate heat exchanger to be that the compressor with the steam channel is communicated with the intermediate heat exchanger through the medium temperature heat regenerator, adjusting the communication of a steam turbine with a low-pressure steam channel and the evaporator to be that the steam turbine with the steam channel is communicated with the steam turbine after the medium temperature heat regenerator is communicated with the steam turbine, and then the low-pressure steam channel is communicated with the evaporator.

11. The fuel carrying same-light hot gas-steam combined cycle power device is formed by adding a second booster pump and a low-temperature heat regenerator in any one of the fuel carrying same-light hot gas-steam combined cycle power devices in the 1 st to 10 th, adjusting the communication of a condenser with a condensate pipe and the booster pump to the communication of the condenser with the condensate pipe and the low-temperature heat regenerator through the second booster pump, and arranging a steam extraction channel for the compressor to be communicated with the low-temperature heat regenerator, wherein the low-temperature heat regenerator is further communicated with the booster pump through the condensate pipe.

12. The fuel carrying same-light hot gas-steam combined cycle power device is characterized in that in any one of the fuel carrying same-light hot gas-steam combined cycle power devices in the 1 st to 11 th, a steam passage of an intermediate heat exchanger is communicated with a steam turbine, and the intermediate heat exchanger is adjusted to be communicated with the steam turbine through a solar heat collection system, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

13. The fuel carrying same-light hot gas-steam combined cycle power device is formed by adding an expansion speed increaser to replace a steam turbine, adding a dual-energy compressor to replace a compressor, adding a diffuser pipe to replace a booster pump in any one of the fuel carrying same-light hot gas-steam combined cycle power devices of 1-12.

14. The fuel carrying same-light hot gas-steam combined cycle power device is characterized in that in any one of the fuel carrying same-light hot gas-steam combined cycle power devices in the 1 st to 13 th, a heat source medium channel is additionally arranged in the middle heat exchanger and communicated with the outside, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

15. The fuel carrying same-light hot gas-steam combined cycle power device is characterized in that a cooler is added in any one of the fuel carrying same-light hot gas-steam combined cycle power devices in the 1 st to 14 th, a working medium channel of an intermediate heat exchanger is communicated with the outside, a working medium channel of the intermediate heat exchanger is communicated with a second compressor, the working medium channel of the intermediate heat exchanger is also regulated to be communicated with the second compressor through the cooler, and the cooler is also communicated with the outside through a cooling medium channel, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

Description of the drawings:

FIG. 1 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant according to the invention.

FIG. 2 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant according to the invention.

FIG. 3 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant according to the invention, under the 3 rd principle.

FIG. 4 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant according to the invention, according to the 4 th principle.

FIG. 5 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant according to the invention.

FIG. 6 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant according to the invention.

FIG. 7 is a schematic diagram of a 7 th principle thermodynamic system of a combined fuel and light, hot gas and steam cycle power plant according to the present invention.

FIG. 8 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant according to the invention.

FIG. 9 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant according to the invention, type 9.

FIG. 10 is a schematic diagram of a 10 th principle thermodynamic system of a combined fuel and light, hot gas and steam cycle power plant according to the present invention.

FIG. 11 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant according to the invention, at 11 th principles.

FIG. 12 is a schematic diagram of a 12 th principle thermodynamic system of a combined fuel and light, hot gas and steam cycle power plant according to the present invention.

FIG. 13 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant 13 according to the invention.

FIG. 14 is a schematic thermodynamic system diagram of a fuel-carrying photo-thermal gas-steam combined cycle power plant according to the 14 th principles of the present invention.

In the figure, a 1-turbine, a 2-compressor, a 3-booster pump, a 4-condenser, a 5-evaporator, a 6-intermediate heat exchanger, a 7-second compressor, an 8-expander, a 9-solar heat collection system, a 10-third compressor, an 11-heating furnace, a 12-heat source regenerator, a 13-high temperature regenerator, a 14-second high temperature regenerator, a 15-medium temperature regenerator, a 16-second booster pump, a 17-low temperature regenerator, an 18-expansion speed increaser, a 19-dual-energy compressor, a 20-diffuser pipe and a 21-cooler are arranged.

Regarding the photo-thermal and solar heat collection system, the following brief description is given here:

(1) The solar heat collection system in the application of the invention is also called a solar heat supply system, which is a heat supply system for converting solar radiation energy into medium-temperature heat energy/high-temperature heat energy (simply called photo-heat) by using a heat collector and can be used for providing driving heat load for a thermodynamic cycle system; it is mainly composed of heat collector and related necessary auxiliary facilities.

(2) Types of solar energy collection systems include, but are not limited to: one is a concentrating solar heat collection system, and currently, three systems, namely a groove type system, a tower type system and a butterfly type system, are mainly used; the second is a non-condensing solar heat collecting system, and a solar pond, a solar chimney and the like are available in the prior art.

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

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 fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 1 is implemented as follows:

(1) Structurally, the device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace and a heat source regenerator; the external fuel channel is communicated with the heating furnace 11, the external air channel is communicated with the heating furnace 11 through the heat source regenerator 12, the heating furnace 11 is also communicated with the external through the heat source regenerator 12, the external working medium channel is communicated with the third compressor 10 through the second compressor 7 and the solar heat collecting system 9, the third compressor 10 is also communicated with the expansion machine 8 through the heating furnace 11, the expansion machine 8 is also communicated with the external through the intermediate heat exchanger 6, the condenser 4 is communicated with the evaporator 5 through the booster pump 3 through a condensate pipe, the evaporator 5 is further communicated with the intermediate heat exchanger 6 through a steam channel, the compressor 2 is communicated with the intermediate heat exchanger 6, the intermediate heat exchanger 6 is also communicated with the steam turbine 1, the low-pressure steam channel of the steam turbine 1 is communicated with the evaporator 5 and then 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 communicated with the cooling medium channel of the external, the steam turbine 1 is connected with the compressor 2 and transmits power, and the expansion machine 8 is connected with the second compressor 7 and the third compressor 10 and transmits power.

(2) In the flow, external fuel enters the heating furnace 11, external air enters the heating furnace 11 after absorbing heat and raising temperature through the heat source regenerator 12, the fuel and the air are mixed in the heating furnace 11 and combusted to generate high-temperature fuel gas, the fuel gas releases heat on a working medium flowing through the heating furnace 11, and then the fuel gas releases heat and lowers temperature through the heat source regenerator 12 and is discharged outwards; the external working medium is boosted and warmed through the second compressor 7, is heated through the solar heat collection system 9 to absorb heat and warm through the third compressor 10, is heated through the heating furnace 11 to absorb heat and warm through the heating furnace 11, is decompressed and acted through the expander 8, is cooled through the intermediate heat exchanger 6 to release heat and is discharged to the outside; the condensate of the condenser 4 is boosted by the booster pump 3, is heated and vaporized by the heat absorption of the evaporator 5, then enters the intermediate heat exchanger 6 to heat up by the heat absorption, and the steam discharged by the compressor 2 enters the intermediate heat exchanger 6 to heat up by the heat absorption; the steam discharged by the intermediate heat exchanger 6 flows through the steam turbine 1 to reduce pressure and work, the low-pressure steam discharged by the steam turbine 1 flows through the evaporator 5 to release heat and reduce temperature, and then the low-pressure steam is divided into two paths, wherein the first path enters the compressor 2 to raise pressure and heat, and the second path enters the condenser 4 to release heat and condense; the solar energy provides a driving heat load through the solar heat collection system 9, the fuel provides a driving heat load through the heating furnace 11, the cooling medium takes away the low-temperature heat load through the condenser 4, the air and the fuel gas take away the discharging heat load through the inlet and outlet heating furnace 11, and the working medium takes away the discharging heat load through the inlet and outlet flow; the work output by the turbine 1 and the expander 8 is provided for the compressor 2, the second compressor 7, the third compressor 10 and the external power, or the work output by the turbine 1 and the expander 8 is provided for the compressor 2, the booster pump 3, the second compressor 7, the third compressor 10 and the external power, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 2 is implemented as follows:

(1) Structurally, the device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the external fuel channel is communicated with the heating furnace 11, the external air channel is communicated with the heating furnace 11 through the heat source regenerator 12, the heating furnace 11 is also communicated with the external through the heat source regenerator 12, the external working medium channel is communicated with the third compressor 10 through the second compressor 7 and the solar heat collecting system 9, the third compressor 10 is also communicated with the expansion machine 8 through the high-temperature regenerator 13 and the heating furnace 11, the expansion machine 8 is also communicated with the external through the high-temperature regenerator 13 and the intermediate heat exchanger 6, the condenser 4 is provided with a condensate pipeline, the evaporator 5 is further communicated with the intermediate heat exchanger 6 after being communicated with the evaporator 5 through the booster pump 3, the compressor 2 is further communicated with the intermediate heat exchanger 6, the intermediate heat exchanger 6 is also communicated with the steam channel, the steam turbine 1 is further communicated with the low-pressure steam channel, the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4 after being communicated with the evaporator 5, the condenser 4 is further communicated with the cooling medium channel is communicated with the external, the steam turbine 1 is connected with the compressor 2 and transmits power, and the expansion machine 8 is connected with the second compressor 7 and the third compressor 10 and the power is transmitted.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, the difference is that: the working medium discharged by the third compressor 10 flows through the high-temperature heat regenerator 13 to absorb heat and raise temperature, and then enters the heating furnace 11 to absorb heat and raise temperature; the working medium discharged by the expander 8 is gradually released and cooled through the high-temperature regenerator 13 and the intermediate heat exchanger 6, and then discharged to the outside, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 3 is implemented as follows:

(1) Structurally, the device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the external fuel channel is communicated with the heating furnace 11, the external air channel is communicated with the heating furnace 11 through the heat source regenerator 12, the heating furnace 11 is also communicated with the external through the heat source regenerator 12, the external working medium channel is communicated with the third compressor 10 through the second compressor 7, the solar heat collecting system 9 and the high-temperature regenerator 13, the third compressor 10 is also communicated with the expansion machine 8 through the heating furnace 11, the expansion machine 8 is also communicated with the external through the high-temperature regenerator 13 and the intermediate heat exchanger 6, the condenser 4 is communicated with the evaporator 5 through the booster pump 3, the evaporator 5 is further communicated with the intermediate heat exchanger 6 through the steam channel, the compressor 2 is communicated with the intermediate heat exchanger 6 through the steam channel, the intermediate heat exchanger 6 is also communicated with the steam turbine 1, the low-pressure steam channel is also communicated with the evaporator 5, the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4, the condenser 4 is also communicated with the cooling medium channel is communicated with the external, the steam turbine 1 is connected with the compressor 2 and transmits power, and the expansion machine 8 is connected with the second compressor 7 and the third compressor 10 and transmits power.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, the difference is that: working medium discharged by the second compressor 7 is gradually absorbed in heat and is warmed through the solar heat collection system 9 and the high-temperature heat regenerator 13, and then enters the third compressor 10 to be boosted and warmed; the working medium discharged by the expander 8 is gradually released and cooled through the high-temperature regenerator 13 and the intermediate heat exchanger 6, and then discharged to the outside, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 4 is implemented as follows:

(1) Structurally, the device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the external fuel channel is communicated with the heating furnace 11, the external air channel is communicated with the heating furnace 11 through the heat source regenerator 12, the heating furnace 11 is also communicated with the external through the heat source regenerator 12, the external working medium channel is communicated with the third compressor 10 through the second compressor 7, the high-temperature regenerator 13 and the solar heat collecting system 9, the third compressor 10 is also communicated with the expansion machine 8 through the heating furnace 11, the expansion machine 8 is also communicated with the external through the high-temperature regenerator 13 and the intermediate heat exchanger 6, the condenser 4 is communicated with the evaporator 5 through the booster pump 3, the evaporator 5 is further communicated with the intermediate heat exchanger 6 through the steam channel, the compressor 2 is communicated with the intermediate heat exchanger 6 through the steam channel, the intermediate heat exchanger 6 is also communicated with the steam turbine 1, the steam turbine 1 is also communicated with the low-pressure steam channel 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 communicated with the cooling medium channel is communicated with the external, the steam turbine 1 is connected with the compressor 2 and transmits power, and the expansion machine 8 is connected with the second compressor 7 and the third compressor 10 and transmits power.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, the difference is that: working medium discharged by the second compressor 7 is gradually absorbed in heat and is warmed through the high-temperature heat regenerator 13 and the solar heat collection system 9, and then enters the third compressor 10 to be boosted and warmed; the working medium discharged by the expander 8 is gradually released and cooled through the high-temperature regenerator 13 and the intermediate heat exchanger 6, and then discharged to the outside, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 5 is implemented as follows:

(1) Structurally, the device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the external fuel channel is communicated with the heating furnace 11, the external air channel is communicated with the heating furnace 11 through the heat source regenerator 12, the heating furnace 11 is also communicated with the external through the heat source regenerator 12, the external working medium channel is communicated with the second compressor 7, then the second compressor 7 is further communicated with the self through the high-temperature regenerator 13, the second compressor 7 is also communicated with the third compressor 10 through the solar heat collection system 9, the third compressor 10 is also communicated with the expansion machine 8 through the heating furnace 11, the expansion machine 8 is also communicated with the external through the high-temperature regenerator 13 and the intermediate heat exchanger 6, the condenser 4 is further communicated with the evaporator 5 through the booster pump 3 and then the steam channel is communicated with the intermediate heat exchanger 6, the intermediate heat exchanger 6 is also communicated with the steam channel, the steam turbine 1 is also communicated with the steam turbine 5, and then the low-pressure steam channel is divided into two paths-the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4, the condenser 4 is also communicated with the cooling medium channel 1, the second path is communicated with the external heat exchanger 7, the power is transmitted to the third compressor 7, and the power is further communicated with the external heat exchanger 7, and the power is further transmitted to the third compressor 2 is connected with the external heat exchanger 7.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, the difference is that: the external working medium enters the second compressor 7 to be boosted and heated, and flows through the high-temperature heat regenerator 13 to absorb heat and heat after reaching a certain degree, enters the second compressor 7 to be boosted and heated continuously, and is provided for the solar heat collection system 9; the working medium discharged by the expander 8 is gradually released and cooled through the high-temperature regenerator 13 and the intermediate heat exchanger 6, and then discharged to the outside, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 6 is implemented as follows:

(1) Structurally, the device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator, a high-temperature regenerator and a second high-temperature regenerator; the external fuel channel is communicated with the heating furnace 11, the external air channel is communicated with the heating furnace 11 through the heat source regenerator 12, the heating furnace 11 is also communicated with the external through the heat source regenerator 12, the external working medium channel is communicated with the third compressor 10 through the second compressor 7, the solar heat collecting system 9 and the high-temperature regenerator 13, the third compressor 10 is also communicated with the expander 8 through the second high-temperature regenerator 14 and the heating furnace 11, the expander 8 is also communicated with the external through the second high-temperature regenerator 14, the high-temperature regenerator 13 and the intermediate heat exchanger 6, the condenser 4 is also communicated with the external through the working medium channel, the condenser 4 is further communicated with the intermediate heat exchanger 6 through the condensate pipeline, the evaporator 5 is further communicated with the steam channel after being communicated with the evaporator 5 through the booster pump 3, the compressor 2 is further communicated with the intermediate heat exchanger 6, the intermediate heat exchanger 6 is further communicated with the steam channel after being communicated with the evaporator 5, the steam turbine 1 is further communicated with the low-pressure steam channel, namely the first path is communicated with the compressor 2 and the second path is communicated with the condenser 4, the condenser 4 is further communicated with the cooling medium channel is further communicated with the external, the condenser 4 is further communicated with the condensate pipeline is further communicated with the evaporator 2, and the power is transmitted to the power of the second compressor 8 is connected with the power of the third compressor 10.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, the difference is that: the working medium discharged by the second compressor 7 is gradually heated by heat absorption through the solar heat collection system 9 and the high-temperature heat regenerator 13, is boosted by pressure and heated by the third compressor 10, is heated by heat absorption through the second high-temperature heat regenerator 14, and then enters the heating furnace 11 to absorb heat and heat; the working medium discharged by the expander 8 flows through the second high-temperature heat regenerator 14, the high-temperature heat regenerator 13 and the intermediate heat exchanger 6 to release heat and cool gradually, and then is discharged to the outside to form the fuel carrying same-light hot gas-steam combined cycle power device.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 7 is implemented as follows:

(1) In the combined cycle power plant of the fuel carrying the same light and the hot gas and the steam shown in fig. 2, a working medium channel of the expander 8 is communicated with the outside through the high-temperature heat regenerator 13 and the intermediate heat exchanger 6, and the working medium channel of the expander 8 is adjusted to be communicated with the outside through the high-temperature heat regenerator 13, and then the working medium channel of the expander 8 is communicated with the outside through the intermediate heat exchanger 6.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 2, the difference is that: the working medium discharged by the heating furnace 11 enters the expander 8 to perform decompression and work, flows through the high-temperature regenerator 13 to release heat and cool to a certain extent, enters the expander 8 to continue decompression and work, flows through the intermediate heat exchanger 6 to release heat and cool and is discharged to the outside, and the fuel carrying light and heat gas-steam combined cycle power device is formed.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 8 is implemented as follows:

(1) In the structure, in the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, a medium-temperature heat regenerator is added, the communication between a steam channel of an evaporator 5 and an intermediate heat exchanger 6 is adjusted to be that the steam channel of the evaporator 5 is communicated with the intermediate heat exchanger 6 through a medium-temperature heat regenerator 15, the communication between a steam channel of a compressor 2 and the intermediate heat exchanger 6 is adjusted to be that the steam channel of the compressor 2 is communicated with the intermediate heat exchanger 6 through the medium-temperature heat regenerator 15, and the communication between a low-pressure steam channel of a steam turbine 1 and the evaporator 5 is adjusted to be that the low-pressure steam channel of the steam turbine 1 is communicated with the evaporator 5 through the medium-temperature heat regenerator 15.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, the difference is that: the steam discharged by the evaporator 5 flows through the medium temperature heat regenerator 15 to absorb heat and raise temperature, and then enters the intermediate heat exchanger 6 to absorb heat and raise temperature; steam discharged by the compressor 2 flows through the medium-temperature heat regenerator 15 to absorb heat and raise temperature, and then enters the intermediate heat exchanger 6 to absorb heat and raise temperature; the low-pressure steam discharged by the steam turbine 1 is gradually released and cooled through the medium-temperature heat regenerator 15 and the evaporator 5, 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, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 9 is implemented as follows:

(1) In the structure, in the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, a medium temperature heat regenerator is added, the communication between a steam channel of an evaporator 5 and an intermediate heat exchanger 6 is adjusted to be that the steam channel of the evaporator 5 is communicated with the intermediate heat exchanger 6 through the medium temperature heat regenerator 15, the communication between a steam channel of a compressor 2 and the intermediate heat exchanger 6 is adjusted to be that the steam channel of the compressor 2 is communicated with the intermediate heat exchanger 6 through the medium temperature heat regenerator 15, the communication between a low-pressure steam channel of a steam turbine 1 and the evaporator 5 is adjusted to be that the steam channel of the steam turbine 1 is communicated with the steam generator through the medium temperature heat regenerator 15, and then the low-pressure steam channel of the steam turbine 1 is communicated with the evaporator 5.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, the difference is that: the steam discharged by the evaporator 5 flows through the medium temperature heat regenerator 15 to absorb heat and raise temperature, and then enters the intermediate heat exchanger 6 to absorb heat and raise temperature; steam discharged by the compressor 2 flows through the medium-temperature heat regenerator 15 to absorb heat and raise temperature, and then enters the intermediate heat exchanger 6 to absorb heat and raise temperature; the steam discharged by the intermediate heat exchanger 6 enters the steam turbine 1 to be depressurized and work, flows through the intermediate temperature regenerator 15 to release heat and cool to a certain extent, and then enters the steam turbine 1 to be depressurized and work continuously; 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, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 10 is implemented as follows:

(1) Structurally, in the combined cycle power device of the fuel carrying the same-light hot gas and the steam, which is 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 17 through the second booster pump 16, a steam extraction channel is arranged on the compressor 2 and is communicated with the low-temperature heat regenerator 17, and the condensate pipe arranged on the low-temperature heat regenerator 17 is communicated with the booster pump 3.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, the difference is that: the condensate discharged by the condenser 4 flows through the second booster pump 16 to be boosted and then enters the low-temperature heat regenerator 17 to be mixed with the extracted steam from the compressor 2, absorbs heat and heats up, and the extracted steam is released into condensate; condensate of the low-temperature heat regenerator 17 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, is divided into two paths after being boosted to a certain extent, wherein the first path is provided for the low-temperature heat regenerator 17, and the second path is continuously boosted and heated and then enters the intermediate heat exchanger 6, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 11 is implemented as follows:

in the fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 1, the intermediate heat exchanger 6 is provided with a steam channel which is communicated with the steam turbine 1, and the intermediate heat exchanger 6 is adjusted to be provided with a steam channel which is communicated with the steam turbine 1 through the solar heat collection system 9; the steam discharged by the intermediate heat exchanger 6 flows through the solar heat collection system 9 to absorb heat and raise temperature, and then enters the steam turbine 1 to be depressurized and work, so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 12 is implemented as follows:

(1) Structurally, in the combined cycle power plant of the fuel carrying hot gas and steam as shown in fig. 1, an expansion speed increaser 18 is added to replace a steam turbine 1, a dual-energy compressor 19 is added to replace a compressor 2, and a diffuser pipe 20 is added to replace a booster pump 3.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, the difference is that: condensate of the condenser 4 is subjected to speed reduction and pressure increase through a diffuser pipe 20, is subjected to heat absorption and temperature rise and vaporization through the evaporator 5, then enters the intermediate heat exchanger 6 to absorb heat and raise temperature, and steam discharged by the dual-energy compressor 19 enters the intermediate heat exchanger 6 to absorb heat and raise temperature; the steam discharged by the intermediate heat exchanger 6 flows through the expansion speed increaser 18 to be subjected to pressure reduction, work and speed increase, flows through the evaporator 5 to release heat and reduce temperature, and then is divided into two paths, wherein the first path enters the dual-energy compressor 19 to be subjected to pressure increase, temperature increase and speed reduction, and the second path enters the condenser 4 to release heat and be condensed; work output by the expansion speed increaser 18 and the expansion machine 8 is provided for the second compressor 7, the third compressor 10, the dual-energy compressor 19 and external power to form the fuel carrying same-light hot gas-steam combined cycle power plant.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 13 is implemented as follows:

in the fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 1, a heat source medium channel is additionally arranged in the intermediate heat exchanger 6 and communicated with the outside; the heat source medium provides driving heat load through the solar heat collection system 9 and the intermediate heat exchanger 6 to form the fuel carrying photo-thermal gas-steam combined cycle power plant.

The fuel carrying photo-thermal gas-steam combined cycle power plant shown in fig. 14 is implemented as follows:

(1) In the combined cycle power plant of the fuel carrying the same light and the hot gas and the steam shown in fig. 1, a cooler is added, a working medium channel of the intermediate heat exchanger 6 is communicated with the outside, a working medium channel of the outside is communicated with the second compressor 7, and the working medium channel of the intermediate heat exchanger 6 is also adjusted to be communicated with the second compressor 7 through the cooler 21, and the cooler 21 and the cooling medium channel are also communicated with the outside.

(2) In flow, compared with the fuel carrying same-light hot gas-steam combined cycle power plant shown in fig. 1, the difference is that: the working medium discharged by the expander 8 flows through the intermediate heat exchanger 6 and the cooler 21 to gradually release heat and cool, and then enters the second compressor 7 to be boosted and heated; the cooling medium carries away the discharged heat load through the cooler 21 to form the fuel carrying photo-thermal gas-steam combined cycle power plant.

The fuel carrying same light hot gas-steam combined cycle power device has the following effects and advantages:

(1) The fuel and the photo-thermal integrated thermal power system are combined into a whole, so that the construction cost of the thermal power system is saved, and the performance price ratio is high.

(2) The fuel and the photo-thermal supply drive the thermal load link, and the thermodynamic perfection is high.

(3) The fuel and the light and heat with different temperature grades are flexibly connected and have good adaptability; the method is beneficial to reducing irreversible temperature difference loss in the fuel combustion process and improving thermodynamic perfection.

(4) The photo-thermal can be used for or is beneficial to reducing the boosting ratio of a top circulation system, improving the flow of a gas circulation working medium and being beneficial to constructing a large-load fuel carrying photo-thermal gas-steam combined cycle power device.

(5) The application value of photo-thermal power is exerted at a high level, and the irreversible loss of temperature difference in the process of providing driving heat load by fuel is reduced.

(6) The driving heat load realizes graded utilization in the gas-steam combined cycle, obviously reduces irreversible loss of temperature difference, and has high heat change work efficiency and thermodynamic perfection.

(7) And a plurality of heat recovery technical means are provided, so that the coordination of the device in the aspects of load, performance index, step-up ratio and the like is effectively improved.

(8) The structure is simple, the flow is reasonable, and the scheme is rich; the reasonable utilization level of energy is improved, and the application range of the fuel carrying same-light hot gas-steam combined cycle power plant is widened.

Claims

1. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace and a heat source regenerator; the outside has fuel channel and heating furnace (11) to communicate, the outside has air channel and heating furnace (11) to communicate through heat source regenerator (12), heating furnace (11) has gas channel and heat source regenerator (12) to communicate with outside, the outside has working medium channel and third compressor (10) to communicate through second compressor (7) and solar energy heat collecting system (9), third compressor (10) has working medium channel and expander (8) to communicate through heating furnace (11), expander (8) has working medium channel and communicates with outside through intermediate heat exchanger (6), condenser (4) has condensate pipeline and evaporator (5) to communicate with intermediate heat exchanger (6) through booster pump (3), evaporator (5) has steam channel and intermediate heat exchanger (6) again after the evaporator (4) has condensate pipeline to communicate with evaporator (5), intermediate heat exchanger (6) has steam channel and steam turbine (1) to communicate, steam turbine (1) has low pressure steam channel and evaporator (5) to divide into two ways after communicating with each other, first way and condenser (2) and second way and condenser (4) are communicated with the outside and the power is connected with the condenser (2), the expander (8) is connected with the second compressor (7) and the third compressor (10) and transmits power to form the fuel carrying photo-thermal gas-steam combined cycle power plant.

2. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the outside has fuel channel and heating furnace (11) to communicate, the outside has air channel and heating furnace (11) to communicate through heat source regenerator (12), heating furnace (11) has gas channel and communicates with outside through heat source regenerator (12), the outside has working medium channel and third compressor (10) to communicate through second compressor (7) and solar energy heat collecting system (9), third compressor (10) has working medium channel and expander (8) to communicate through high-temperature regenerator (13) and heating furnace (11), expander (8) has working medium channel and communicates with outside through high-temperature regenerator (13) and intermediate heat exchanger (6), condenser (4) has condensate pipeline and communicates with intermediate heat exchanger (6) through evaporator (5) after the booster pump (3) communicates with evaporator (5), compressor (2) has steam channel and intermediate heat exchanger (6) to communicate, intermediate heat exchanger (6) has steam channel and turbine (1) to communicate, turbine (1) has low-pressure steam channel and evaporator (5) to communicate with second compressor (2) and second compressor (4) to communicate with condensing medium (4) and cooling channel (2), the expander (8) is connected with the second compressor (7) and the third compressor (10) and transmits power to form the fuel carrying photo-thermal gas-steam combined cycle power plant.

3. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the outside has fuel channel and heating furnace (11) to communicate, the outside has air channel and heating furnace (11) to communicate through heat source regenerator (12), heating furnace (11) has gas channel and heat source regenerator (12) to communicate with outside, the outside has working medium channel and third compressor (10) to communicate through second compressor (7), solar energy heat collecting system (9) and high temperature regenerator (13), third compressor (10) has working medium channel and expander (8) to communicate through heating furnace (11), expander (8) has working medium channel and heat regenerator (13) and intermediate heat exchanger (6) to communicate with outside, condenser (4) has condensate pipeline and evaporator (5) to communicate with intermediate heat exchanger (6) after the booster pump (3) communicates with evaporator (5), compressor (2) has steam channel and intermediate heat exchanger (6) to communicate, intermediate heat exchanger (6) has steam channel and turbine (1) to communicate, turbine (1) has low pressure steam channel and evaporator (5) to communicate with second compressor (2) and second compressor (4) to communicate with condensing channel and condensing channel (4) to communicate with power of the outside (2) after the two channels are communicated with each other, the expander (8) is connected with the second compressor (7) and the third compressor (10) and transmits power to form the fuel carrying photo-thermal gas-steam combined cycle power plant.

4. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the outside has fuel channel and heating furnace (11) to communicate, the outside has air channel and heating furnace (11) to communicate through heat source regenerator (12), heating furnace (11) has gas channel and heat source regenerator (12) to communicate with outside, the outside has working medium channel and third compressor (10) to communicate through second compressor (7), high-temperature regenerator (13) and solar energy heat collecting system (9), third compressor (10) has working medium channel and expander (8) to communicate through heating furnace (11), expander (8) has working medium channel and heat source regenerator (13) and intermediate heat exchanger (6) to communicate with outside, condenser (4) has condensate pipeline and evaporator (5) to communicate with intermediate heat exchanger (6) after the booster pump (3) communicates with evaporator (5), compressor (2) has steam channel and intermediate heat exchanger (6) to communicate, intermediate heat exchanger (6) has steam channel and turbine (1) to communicate, turbine (1) has low-pressure steam channel and evaporator (5) to communicate with second compressor (2) and second compressor (4) to communicate with condensing medium (4) to form two paths after the evaporator (5) is communicated with evaporator (5), the expander (8) is connected with the second compressor (7) and the third compressor (10) and transmits power to form the fuel carrying photo-thermal gas-steam combined cycle power plant.

5. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator and a high-temperature regenerator; the outside has fuel channel and heating furnace (11) to communicate, the outside has air channel and heating furnace (11) to communicate through heat source regenerator (12), heating furnace (11) has gas channel and outside to communicate through heat source regenerator (12), the outside has working medium channel and second compressor (7) to communicate with oneself through high temperature regenerator (13) after communicating, second compressor (7) has working medium channel and third compressor (10) to communicate through solar energy heat collecting system (9), third compressor (10) has working medium channel and expander (8) to communicate through heating furnace (11), expander (8) has working medium channel and outside to communicate through high temperature regenerator (13) and intermediate heat exchanger (6), condenser (4) has condensate pipeline and evaporator (5) to communicate with intermediate heat exchanger (6) after communicating through booster pump (3) and evaporator (5), compressor (2) has steam channel and intermediate heat exchanger (6) to communicate, intermediate heat exchanger (6) has steam channel and steam turbine (1) to communicate with second heat exchanger (4) to communicate with the low pressure turbine (4) and second heat exchanger (6) to communicate with the second heat exchanger (1), the condenser (4) is also communicated with the outside through a cooling medium channel, the steam turbine (1) is connected with the compressor (2) and transmits power, and the expander (8) is connected with the second compressor (7) and the third compressor (10) and transmits power, so that the fuel carrying photo-thermal gas-steam combined cycle power device is formed.

6. The fuel carrying same-light hot gas-steam combined cycle power device mainly comprises a steam turbine, a compressor, a booster pump, a condenser, an evaporator, an intermediate heat exchanger, a second compressor, an expander, a solar heat collection system, a third compressor, a heating furnace, a heat source regenerator, a high-temperature regenerator and a second high-temperature regenerator; the outside has fuel channel and heating furnace (11) to communicate, the outside has air channel and heating furnace (11) to communicate through heat source regenerator (12), heating furnace (11) has gas channel and outside to communicate through heat source regenerator (12), the outside has working medium channel and third compressor (10) to communicate through second compressor (7), solar energy collection system (9) and high temperature regenerator (13), third compressor (10) has working medium channel and communicates with expander (8) through second high temperature regenerator (14) and heating furnace (11), expander (8) has working medium channel and communicates with outside through second high temperature regenerator (14), high temperature regenerator (13) and intermediate heat exchanger (6), condenser (4) has condenser pipeline and evaporator (5) to communicate with intermediate heat exchanger (6) after the pressure boost pump (3) communicates with evaporator (5), intermediate heat exchanger (6) has steam channel and intermediate heat exchanger (6) to communicate with steam turbine (1), low pressure steam channel and evaporator (1) communicate with second evaporator (4) and two way to communicate with the outside after the condenser (4) has condensate channel and two way to communicate with the first evaporator (4), the steam turbine (1) is connected with the compressor (2) and transmits power, and the expander (8) is connected with the second compressor (7) and the third compressor (10) and transmits power to form the fuel carrying same-light hot gas-steam combined cycle power device.

7. In the fuel carrying same-light hot gas-steam combined cycle power device, in any one of claims 2-5, a working medium channel of an expander (8) is communicated with the outside through a high-temperature heat regenerator (13) and an intermediate heat exchanger (6), and the working medium channel of the expander (8) is regulated to be communicated with the outside through the high-temperature heat regenerator (13) and then is communicated with the outside through the intermediate heat exchanger (6), so that the fuel carrying same-light hot gas-steam combined cycle power device is formed.

8. In the fuel-carrying photo-thermal gas-steam combined cycle power plant according to claim 6, a working medium channel of the expander (8) is communicated with the outside through the second high-temperature heat exchanger (14), the high-temperature heat regenerator (13) and the intermediate heat exchanger (6), and the working medium channel of the expander (8) is communicated with the self through the second high-temperature heat regenerator (14) and then is communicated with the outside through the high-temperature heat regenerator (13) and the intermediate heat exchanger (6), so that the fuel-carrying photo-thermal gas-steam combined cycle power plant is formed.

9. In the fuel carrying and light-heat gas-steam combined cycle power plant, a medium-temperature heat regenerator is added in any one of the fuel carrying and light-heat gas-steam combined cycle power plants of claims 1-8, the communication of a steam channel of an evaporator (5) and an intermediate heat exchanger (6) is adjusted to be that the communication of the steam channel of the evaporator (5) and the intermediate heat exchanger (6) is carried out through a medium-temperature heat regenerator (15), the communication of the steam channel of a compressor (2) and the intermediate heat exchanger (6) is adjusted to be that the communication of the steam channel of the compressor (2) and the intermediate heat exchanger (6) is carried out through the medium-temperature heat regenerator (15), the communication of a low-pressure steam channel of a steam turbine (1) and the evaporator (5) is adjusted to be that the communication of the low-pressure steam channel of the steam turbine (1) and the intermediate heat exchanger (5) is carried by the fuel carrying and light-heat gas-steam combined cycle power plant is formed.

10. In the fuel carrying same-light hot gas-steam combined cycle power device, a medium-temperature heat regenerator is added in any one of the fuel carrying same-light hot gas-steam combined cycle power devices in claims 1-8, the communication of a steam channel of an evaporator (5) and an intermediate heat exchanger (6) is adjusted to be that the steam channel of the evaporator (5) is communicated with the intermediate heat exchanger (6) through the medium-temperature heat regenerator (15), the communication of a steam channel of a compressor (2) and the intermediate heat exchanger (6) is adjusted to be that the steam channel of the compressor (2) is communicated with the intermediate heat exchanger (6) through the medium-temperature heat regenerator (15), the communication of a low-pressure steam channel of a steam turbine (1) and the evaporator (5) is adjusted to be that 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 medium-temperature heat regenerator (15), and the fuel carrying same-light hot gas-steam combined cycle power device is formed.

11. In the fuel carrying same-light hot gas-steam combined cycle power device, a second booster pump and a low-temperature heat regenerator are added in any one of the fuel carrying same-light hot gas-steam combined cycle power devices in claims 1-10, a condensate pipe of a condenser (4) is communicated with a booster pump (3) and is adjusted to be communicated with the low-temperature heat regenerator (17) through the second booster pump (16), a steam extraction channel of the compressor (2) is communicated with the low-temperature heat regenerator (17), and a condensate pipe of the low-temperature heat regenerator (17) is communicated with the booster pump (3) to form the fuel carrying same-light hot gas-steam combined cycle power device.

12. In the fuel carrying same-light hot gas-steam combined cycle power plant, in any one of claims 1-11, an intermediate heat exchanger (6) is provided with a steam channel which is communicated with a steam turbine (1), and is regulated to be that the intermediate heat exchanger (6) is provided with the steam channel which is communicated with the steam turbine (1) through a solar heat collection system (9), so that the fuel carrying same-light hot gas-steam combined cycle power plant is formed.

13. In the fuel carrying same-light hot gas-steam combined cycle power plant, an expansion speed increaser (18) is added to replace a steam turbine (1), a dual-energy compressor (19) is added to replace a compressor (2), a diffuser pipe (20) is added to replace a booster pump (3) to form the fuel carrying same-light hot gas-steam combined cycle power plant.

14. The fuel carrying same light hot gas-steam combined cycle power device is characterized in that in any one of the fuel carrying same light hot gas-steam combined cycle power devices in claims 1-13, a heat source medium channel is additionally arranged in the intermediate heat exchanger (6) and communicated with the outside, so that the fuel carrying same light hot gas-steam combined cycle power device is formed.

15. The fuel carrying same-light hot gas-steam combined cycle power plant is characterized in that a cooler is added in any one of the fuel carrying same-light hot gas-steam combined cycle power plants in claims 1-14, a working medium channel of an intermediate heat exchanger (6) is communicated with the outside, a working medium channel of the intermediate heat exchanger is communicated with a second compressor (7), the working medium channel of the intermediate heat exchanger (6) is also regulated to be communicated with the second compressor (7) through a cooler (21), and the cooler (21) is also communicated with the outside, so that the fuel carrying same-light hot gas-steam combined cycle power plant is formed.