WO2019113721A1 - 联合循环动力装置 - Google Patents

联合循环动力装置 Download PDF

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Publication number
WO2019113721A1
WO2019113721A1 PCT/CN2017/000724 CN2017000724W WO2019113721A1 WO 2019113721 A1 WO2019113721 A1 WO 2019113721A1 CN 2017000724 W CN2017000724 W CN 2017000724W WO 2019113721 A1 WO2019113721 A1 WO 2019113721A1
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Prior art keywords
expander
combined cycle
evaporator
compressor
cycle power
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PCT/CN2017/000724
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English (en)
French (fr)
Inventor
李华玉
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李华玉
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Publication date
Application filed by 李华玉 filed Critical 李华玉
Priority to PCT/CN2017/000724 priority Critical patent/WO2019113721A1/zh
Publication of WO2019113721A1 publication Critical patent/WO2019113721A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K3/00—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein
    • F01K3/18—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having heaters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]

Definitions

  • the invention belongs to the field of energy and power technology.
  • the advantage of steam power cycle is the best, but the temperature difference of the heat transfer link when the heat load of the variable temperature heat source is obtained is large; in terms of the acquisition of high-temperature heat load, the advantage of the internal combustion engine cycle is unique, but The temperature difference between the circulating cooling medium and the gas discharge section is large.
  • the present invention proposes a combined cycle power plant that retains the advantages of the steam power cycle, enhances the effective utilization level of the heat load of the gas discharge link of the internal combustion engine, and has a higher heat work conversion efficiency.
  • the main object of the present invention is to provide a combined cycle power device, and the specific contents of the invention are as follows:
  • Combined cycle power plant mainly composed of a compressor, an expander, a second expander, a circulation pump, a high temperature heat exchanger, a condenser, a mixed evaporator and an internal combustion engine;
  • the condenser has a condensate line through a circulation pump and The mixed evaporator is connected,
  • the expander has a steam passage communicating with the mixed evaporator, the mixed evaporator and the steam passage are respectively connected with the compressor and the second expander, and the compressor and the steam passage are connected to the expander through the high temperature heat exchanger.
  • the second expander also has a steam passage communicating with the condenser; an external air passage is connected to the internal combustion engine, and an external fuel passage is connected to the internal combustion engine, and the internal combustion engine and the gas passage are connected to the outside through the high temperature heat exchanger, and the internal combustion engine has a cooling medium passage.
  • the condenser also has a cooling medium passage communicating with the outside, the mixed evaporator or the heat medium passage is connected to the outside, the expander is connected to the compressor and transmits power, and the expander, the second expander and the internal combustion engine are connected to the outside and output Power, forming a combined cycle power unit.
  • Combined cycle power plant mainly composed of a compressor, an expander, a second expander, a circulation pump, a high temperature heat exchanger, a condenser, a mixed evaporator, an internal combustion engine and a second compressor;
  • the condenser has a condensate pipe
  • the passage circulation pump is connected with the mixed evaporator
  • the expander has a steam passage communicating with the mixed evaporator
  • the mixed evaporator and the steam passage are respectively connected with the compressor and the second expander
  • the compressor and the steam passage are passed through the high temperature heat exchanger.
  • the second expander also has a steam passage communicating with the condenser; the external air passage is connected to the internal combustion engine, and the external gaseous fuel passage is connected to the internal combustion engine via the second compressor, and the internal combustion engine and the gas passage are subjected to high temperature heat exchange.
  • the device is connected to the outside, the internal combustion engine has a cooling medium passage communicating with the outside, the condenser and the cooling medium passage are connected to the outside, the mixed evaporator or the heat medium passage is connected to the outside, the expander is connected to the compressor and transmits power, and the internal combustion engine is connected.
  • the second compressor transmits power, and the expander, the second expander, and the internal combustion engine are connected to the outside and output power.
  • Combined cycle power plant in any of the combined cycle power plants described in item 1-2, adding a new compressor and adding a new high temperature heat exchanger, the compressor has a steam passage through the high temperature heat exchanger and expanding
  • the machine is connected to adjust the compressor to have a steam passage through the high-temperature heat exchanger to communicate with the new compressor.
  • the new compressor and the steam passage are connected to the expander via the newly added high-temperature heat exchanger, and the internal combustion engine has a gas passage through high-temperature heat exchange.
  • the device is connected to the outside to adjust the internal combustion engine to have a gas passage connected to the outside through a new high-temperature heat exchanger and a high-temperature heat exchanger.
  • the expander is connected with a new compressor and transmits power to form a combined cycle power unit.
  • the compressor has a steam passage through the high temperature heat exchanger and expanding
  • the machine is connected to adjust the compressor to have a steam passage through the high temperature heat exchanger and the new expander.
  • the new expander and the steam passage are connected to the expander via the newly added high temperature heat exchanger, and the internal combustion engine has a gas passage through high temperature heat exchange.
  • the device is connected to the outside to adjust the internal combustion engine to have a gas passage.
  • the new high-temperature heat exchanger and the high-temperature heat exchanger are connected to the outside, and the new expander is connected to the compressor and transmits power to form a combined cycle power device.
  • Combined cycle power plant in any of the combined cycle power plants described in item 1-2, adding a regenerator, connecting the compressor with a steam passage through the high temperature heat exchanger and the expander to adjust the compressor to have steam
  • the passage is connected to the expander through the regenerator and the high temperature heat exchanger, and the steam passage of the expander is connected with the mixed evaporator to adjust the steam passage of the expander to communicate with the mixed evaporator through the regenerator to form a combined cycle power device.
  • the combined cycle power plant is characterized in that in any of the combined cycle power plants of item 3, a regenerator is added, and a steam passage of the compressor is connected to the newly added compressor through a high temperature heat exchanger to adjust the steam to the compressor.
  • the passage is connected to the newly-added compressor via the regenerator and the high-temperature heat exchanger, and the steam passage of the expander is connected with the mixed evaporator to adjust the steam passage of the expander to communicate with the mixed evaporator via the regenerator to form a combined cycle power device. .
  • the combined cycle power plant is characterized in that in any of the combined cycle power plants of item 4, a regenerator is added, and a steam passage of the compressor is connected to the new expander through a high temperature heat exchanger to adjust the steam to the compressor.
  • the passage is connected to the newly added expander via the regenerator and the high temperature heat exchanger, and the steam passage of the expander is connected with the mixed evaporator to adjust the steam passage of the expander to communicate with the mixed evaporator through the regenerator to form a combined cycle power device. .
  • a combined cycle power plant in which a second circulation pump and a hybrid regenerator are added in any of the combined cycle power plants described in items 1 to 7, and the condenser has a condensate line through a circulation pump and a mixed evaporator.
  • the communication is adjusted to have a condenser having a condensate line connected to the hybrid regenerator via a circulation pump, a second expansion machine providing an extraction passage to communicate with the hybrid regenerator, a hybrid regenerator and a condensate line passing through the second circulation pump Connected to the mixing evaporator to form a combined cycle power unit.
  • the combined cycle power plant is characterized in that in any of the combined cycle power plants of items 1-7, a preheater is added, and a condensate line of the condenser is connected to the mixing evaporator via a circulation pump to be adjusted to a condenser.
  • the condensate line is connected to the mixing evaporator via a circulation pump and a preheater, and the preheater and the heat medium passage communicate with the outside to form a combined cycle power unit.
  • a combined cycle power plant wherein in any of the combined cycle power plants of items 1-9, an intermediate reheater is added, the mixing evaporator has a steam passage in communication with the second expander and the second expander has steam The passage is connected to the condenser, and the mixing evaporator has a steam passage communicating with the second expander, the second expander has an intermediate reheat steam passage connected to the second expander via the intermediate reheater, and the second expander has a steam passage and The condenser is connected, and the intermediate reheater and the heat medium passage communicate with the outside to form a combined cycle power device.
  • Combined cycle power plant mainly consisting of compressor, expander, second expander, circulation pump, high temperature heat exchanger, condenser, mixed evaporator, internal combustion engine, second circulation pump, third expander and medium temperature evaporator
  • the condenser has a condensate line connected to the mixed evaporator via a circulation pump
  • the expander has a steam passage connected to the mixed evaporator via the intermediate temperature evaporator
  • the mixed evaporator and the steam passage are respectively connected to the compressor and the second expander Connected
  • the compressor and the steam passage are connected to the expander through the high temperature heat exchanger
  • the second expander also has a steam passage connected to the condenser
  • the condenser and the condensate line are connected to the intermediate temperature evaporator through the second circulation pump.
  • the medium temperature evaporator further has a steam passage communicating with the third expander, the third expander further has a steam passage communicating with the condenser;
  • the external air passage is connected to the internal combustion engine, and the external fuel passage is connected to the internal combustion engine, and the internal combustion engine and the gas passage are
  • the high-temperature heat exchanger is connected to the outside, the internal combustion engine has a cooling medium passage communicating with the outside, and the condenser and the cooling medium passage are connected to the outside.
  • a mixed evaporator or a heat medium passage is connected to the outside, a medium temperature evaporator or a heat medium passage is connected to the outside, the expander is connected to the compressor and transmits power, the expander, the second expander, the internal combustion engine and the third expander Connect the outside and output power to form a combined cycle power unit.
  • Combined cycle power plant mainly consisting of compressor, expander, second expander, circulation pump, high temperature heat exchanger, condenser, hybrid evaporator, internal combustion engine, second compressor, second circulation pump, third expansion
  • the machine and the medium temperature evaporator are composed;
  • the condenser has a condensate line connected to the mixed evaporator via a circulation pump,
  • the expander has a steam passage connected to the mixed evaporator via the intermediate temperature evaporator, and the mixed evaporator and the steam passage are respectively connected with the compressor
  • the second expander is connected, the compressor and the steam passage are connected to the expander via the high temperature heat exchanger, the second expander further has a steam passage connected to the condenser, and the condenser and the condensate line are connected to the second circulation pump
  • the intermediate temperature evaporator has a steam passage communicating with the third expander
  • the third expander further has a steam passage communicating with the condenser;
  • the machine is connected to the internal combustion engine, and the internal combustion engine and the gas passage are connected to the outside through the high temperature heat exchanger, and the internal combustion engine has a cooling medium passage communicating with the outside, and condensing
  • the cooling medium passage is connected to the outside
  • the mixed evaporator or the heat medium passage is connected to the outside
  • the medium temperature evaporator or the heat medium passage is connected to the outside
  • the expander is connected to the compressor and transmits power
  • the internal combustion engine is connected to the second compressor. And transmitting power, the expander, the second expander, the internal combustion engine and the third expander are connected to the outside and output power to form a combined cycle power device.
  • Combined cycle power plant in any of the combined cycle power plants described in items 11-12, adding a new compressor and adding a new high temperature heat exchanger, the compressor has a steam passage through the high temperature heat exchanger and expanding
  • the machine is connected to adjust the compressor to have a steam passage through the high-temperature heat exchanger to communicate with the new compressor.
  • the new compressor and the steam passage are connected to the expander via the newly added high-temperature heat exchanger, and the internal combustion engine has a gas passage through high-temperature heat exchange.
  • the device is connected to the outside to adjust the internal combustion engine to have a gas passage connected to the outside through a new high-temperature heat exchanger and a high-temperature heat exchanger.
  • the expander is connected with a new compressor and transmits power to form a combined cycle power unit.
  • Combined cycle power plant in any of the combined cycle power plants described in items 11-12, adding a new expander and adding a new high temperature heat exchanger, the compressor has a steam passage through the high temperature heat exchanger and expanding
  • the machine is connected to adjust the compressor to have a steam passage through the high temperature heat exchanger and the new expander.
  • the new expander and the steam passage are connected to the expander via the newly added high temperature heat exchanger, and the internal combustion engine has a gas passage through high temperature heat exchange.
  • the device is connected to the outside to adjust the internal combustion engine to have a gas passage.
  • the new high-temperature heat exchanger and the high-temperature heat exchanger are connected to the outside, and the new expander is connected to the compressor and transmits power to form a combined cycle power device.
  • a combined cycle power plant wherein in any of the combined cycle power plants of items 11-12, a regenerator is added, and a steam passage of the compressor is connected to the expander via a high temperature heat exchanger to adjust the steam to the compressor.
  • the passage is connected to the expander through the regenerator and the high temperature heat exchanger, and the steam passage of the expander is connected to the mixed evaporator through the intermediate temperature evaporator to adjust the expansion to a steam passage through the regenerator and the intermediate temperature evaporator and the mixed evaporator.
  • the combined cycle power plant wherein in any of the combined cycle power plants of item 13, the regenerator is added, and the steam passage of the compressor is connected to the newly added compressor through the high temperature heat exchanger to adjust the steam to the compressor.
  • the passage is connected to the newly-added compressor via the regenerator and the high-temperature heat exchanger, and the steam passage of the expander is connected to the mixed evaporator through the medium-temperature evaporator and the mixed evaporator is adjusted to have a steam passage through the regenerator and the intermediate temperature evaporator and the mixed evaporation.
  • the devices are connected to form a combined cycle power unit.
  • the combined cycle power plant wherein in any of the combined cycle power plants of item 14, the regenerator is added, and the steam passage of the compressor is connected to the new expander through the high temperature heat exchanger to adjust the steam to the compressor.
  • the passage is connected to the newly added expander via the regenerator and the high temperature heat exchanger, and the steam passage of the expander is connected to the mixed evaporator through the intermediate temperature evaporator to adjust the steam expander to the expander through the regenerator and the intermediate temperature evaporator and the mixed evaporation.
  • the devices are connected to form a combined cycle power unit.
  • a combined cycle power plant wherein in any of the combined cycle power plants of items 11-17, a third circulation pump, a fourth circulation pump, a hybrid regenerator and a second hybrid regenerator are added, and the condenser is The condensate line is connected to the mixing evaporator through the circulation pump to adjust the condenser to have a condensate line connected to the mixed regenerator through the circulation pump, and the condensate line of the condenser is connected to the intermediate temperature evaporator via the second circulation pump.
  • the intermediate temperature evaporator further has a steam passage connected to the third expander to adjust the condenser to have a condensate line connected to the second mixed regenerator via the second circulation pump, and the third expander adds an extraction passage and a hybrid regenerator.
  • the third expander adds a second extraction passage to communicate with the second hybrid regenerator, and the mixed regenerator and the condensate line are connected to the mixing evaporator via the third circulation pump, and the second hybrid regenerator has After the condensate line is connected to the intermediate temperature evaporator through the fourth circulation pump, the intermediate temperature evaporator and the steam passage are connected with the third expander to form a combined cycle power device.
  • Combined cycle power plant in any of the combined cycle power plants of items 11-17, adding a preheater and a second preheater, the condenser having a condensate line through the circulation pump and the mixing evaporator
  • the communication is adjusted to have a condenser having a condensate line connected to the mixed evaporator via a circulation pump and a preheater, and the condenser has a condensate line connected to the intermediate temperature evaporator through the second circulation pump, and then the intermediate temperature evaporator has a steam passage and
  • the third expander is connected to adjust the condenser to have a condensate line connected to the intermediate temperature evaporator via the second circulation pump and the second preheater, and then the intermediate temperature evaporator is further connected to the third expander by the steam passage, the preheater and the first
  • the two preheaters also have heat medium passages communicating with the outside to form a combined cycle power unit.
  • a combined cycle power plant in any of the combined cycle power plants of item 19, wherein the condenser has a condensate line connected to the mixing evaporator via a circulation pump and a preheater, and the condenser has a condensate line
  • the condenser is further adjusted to have a condensate pipeline divided into two passages through the circulation pump and the preheater - the first passage is directly connected to the mixed evaporator
  • the second circuit is further connected to the intermediate temperature evaporator via the second circulation pump and the second preheater to form a combined cycle power device.
  • a combined cycle power plant wherein in any of the combined cycle power plants of items 11-20, an intermediate reheater is added, the intermediate temperature evaporator has a steam passage in communication with the third expander, and the third expander has steam
  • the passage is connected to the condenser to adjust to a medium temperature evaporator having a steam passage communicating with the third expander, the third expander and the intermediate reheat steam passage communicating with the third expander via the intermediate reheater and the third expander and steam
  • the passage communicates with the condenser, and the intermediate reheater and the heat medium passage communicate with the outside to form a combined cycle power unit.
  • a combined cycle power plant wherein in any of the combined cycle power plants of items 11-17, a second condenser is added, and the third expander has a steam passage connected to the condenser to be adjusted to have a steam in the third expander.
  • the passage is connected to the second condenser, and the condensate line of the condenser is connected to the intermediate temperature evaporator through the second circulation pump to be adjusted to be the second condenser.
  • the condensate line is connected to the medium temperature evaporator through the second circulation pump, and the second
  • the condenser also has a cooling medium passage that communicates with the outside to form a combined cycle power unit.
  • the combined cycle power plant in any of the combined cycle power plants of item 22, cancels the cooling medium passage of the internal combustion engine and the external communication, adds a new circulation pump and a newly added superheater, and the second condenser adds a condensate
  • the internal combustion engine has a steam passage connected to the third expander via a newly added superheater, and the newly added superheater and the heat medium passage communicate with the outside to form a combined cycle power device.
  • Figure 1/20 is a first principle thermal system diagram of a combined cycle power plant in accordance with the present invention.
  • 2/20 is a second principle thermal system diagram of a combined cycle power plant in accordance with the present invention.
  • 3/20 is a diagram of a third principle thermal system of a combined cycle power plant in accordance with the present invention.
  • 4/20 is a fourth principle thermal system diagram of a combined cycle power plant in accordance with the present invention.
  • Figure 5/20 is a fifth principle thermal system diagram of a combined cycle power plant in accordance with the present invention.
  • Figure 6/20 is a sixth principle thermal system diagram of a combined cycle power plant in accordance with the present invention.
  • Figure 7/20 is a diagram of a seventh principle thermal system of a combined cycle power plant in accordance with the present invention.
  • Figure 8/20 is a diagram of an eighth principle thermal system of a combined cycle power plant in accordance with the present invention.
  • Figure 9/20 is a diagram of a ninth principle thermal system of a combined cycle power plant in accordance with the present invention.
  • Figure 10/20 is a diagram of a tenth principle thermal system of a combined cycle power plant in accordance with the present invention.
  • Figure 11/20 is a diagram of an eleventh principle thermal system of a combined cycle power plant in accordance with the present invention.
  • Figure 12/20 is a diagram of a 12th principle thermal system of a combined cycle power plant in accordance with the present invention.
  • Figure 13/20 is a diagram of a thirteenth principle thermal system of a combined cycle power plant in accordance with the present invention.
  • Figure 14/20 is a diagram of a fourteenth principle thermodynamic system of a combined cycle power plant in accordance with the present invention.
  • Figure 15/20 is a diagram of a fifteenth principle thermal system of a combined cycle power plant in accordance with the present invention.
  • Figure 16/20 is a diagram of a 16th principle thermal system of a combined cycle power plant in accordance with the present invention.
  • Figure 17/20 is a diagram of a seventeenth principle thermal system of a combined cycle power plant in accordance with the present invention.
  • Figure 18/20 is a diagram of an 18th principle thermal system of a combined cycle power plant in accordance with the present invention.
  • 19/20 is a 19th schematic thermal system diagram of a combined cycle power plant in accordance with the present invention.
  • 20/20 is a 20th schematic thermal system diagram of a combined cycle power plant provided in accordance with the present invention and taking into account the recovery and utilization of the cooling load of the internal combustion engine.
  • the condenser 6 has a condensate line through a circulation pump 4 is in communication with the mixing evaporator 7,
  • the expander 2 has a steam passage communicating with the mixing evaporator 7, and the mixing evaporator 7 and the steam passage are respectively connected to the compressor 1 and the second expander 3, and the compressor 1 also has a steam passage.
  • the high temperature heat exchanger 5 is in communication with the expander 2, and the second expander 3 has a steam passage communicating with the condenser 6; the external air passage is in communication with the internal combustion engine 8, and the external fuel passage is connected to the internal combustion engine 8, and the internal combustion engine 8 also has gas.
  • the passage communicates with the outside via the high temperature heat exchanger 5, the internal combustion engine 8 also has a cooling medium passage communicating with the outside, the condenser 6 and the cooling medium passage are connected to the outside, the mixed evaporator 7 and the heat medium passage are connected to the outside, and the expander 2
  • the compressor 1 is connected and power is transmitted, and the expander 2, the second expander 3, and the internal combustion engine 8 are connected to the outside and output power.
  • the condensate of the condenser 6 is pressurized by the circulation pump 4 into the mixing evaporator 7, mixed with the steam from the expander 2 and absorbed by the heat load provided by the external heat medium, and then vaporized, and the mixed evaporator 7 is released.
  • the saturated steam or the superheated steam enters the compressor 1 to increase the temperature and enter the second expander 3 to reduce the pressure; the steam discharged from the compressor 1 flows through the high temperature heat exchanger 5 and absorbs heat, and flows through the expander 2 to reduce pressure.
  • the mixed evaporator 7 is allowed to release heat and cool down; the external fuel and air enter the internal combustion engine 8, and a series of processes including combustion and expansion are completed in the cylinder of the internal combustion engine 8, and the gas discharged from the internal combustion engine 8 flows through the high temperature heat exchanger 5 Exothermic and external discharge, the external cooling medium flows through the internal combustion engine to heat up and then discharges; the fuel provides combustion heat load through combustion, the heat medium - the gas flowing through the high temperature heat exchanger 5, other heat sources that can provide heat load or Heat source medium - the driving heat load is provided by the mixing evaporator 7, the cooling medium carries away the low temperature heat load through the condenser 6, and a part of the work output from the expander 2 is supplied to the compressor 1 Force, the expander 2, the expander 3 and the second common external power the engine 8 is formed combined cycle power plant.
  • the pipeline is connected to the mixing evaporator 7 via the circulation pump 4,
  • the expansion machine 2 has a steam passage communicating with the mixing evaporator 7, and the mixing evaporator 7 and the steam passage are respectively connected with the compressor 1 and the second expander 3, and the compressor 1
  • the steam passage is connected to the expander 2 via the high temperature heat exchanger 5
  • the second expander 3 has a steam passage communicating with the condenser 6;
  • the external air passage is connected to the internal combustion engine 8, and the external gaseous fuel passage is subjected to the second compression.
  • the machine 9 is in communication with the internal combustion engine 8.
  • the internal combustion engine 8 and the gas passage are connected to the outside via the high temperature heat exchanger 5, and the internal combustion engine 8 has a cooling medium passage communicating with the outside, and the condenser 6 has a cooling medium passage communicating with the outside, and the mixing evaporator 7 Further, the heat medium passage communicates with the outside, the expander 2 is connected to the compressor 1 and transmits power, the internal combustion engine 8 is connected to the second compressor 9 and transmits power, and the expander 2, the second expander 3, and the internal combustion engine 8 are connected to the outside and output. power.
  • the condensate of the condenser 6 is pressurized by the circulation pump 4 into the mixing evaporator 7, mixed with the steam from the expander 2 and absorbed by the heat load provided by the external heat medium, and then vaporized, and the mixed evaporator 7 is released.
  • the saturated steam or the superheated steam enters the compressor 1 to increase the temperature and enter the second expander 3 to reduce the pressure; the steam discharged from the compressor 1 flows through the high temperature heat exchanger 5 and absorbs heat, and flows through the expander 2 to reduce pressure.
  • the mixed evaporator 7 is allowed to release heat and cool down; the steam discharged from the second expander 3 enters the condenser 6, radiates heat to the cooling medium and condenses; the outside air enters the internal combustion engine 8, and the external gaseous fuel is pressurized by the second compressor 9.
  • the air and fuel complete a series of processes including combustion and expansion in the cylinder of the internal combustion engine 8.
  • the gas discharged from the internal combustion engine 8 flows through the high temperature heat exchanger 5 to release heat, and the external cooling medium flows through the internal combustion engine.
  • the external heat is discharged after the heat is raised; the fuel provides a driving heat load through combustion, the heat medium - the gas flowing through the high temperature heat exchanger 5, and other heat sources or heat source media that can provide a heat load -
  • the over-mixing evaporator 7 provides a driving heat load, the cooling medium carries away the low-temperature heat load through the condenser 6, a part of the work output from the expander 2 is supplied to the compressor 1 for power, and a part of the output of the internal combustion engine 8 or the expander 2 is supplied to the first
  • the second compressor 9 is powered, and the expander 2, the second expander 3, and the internal combustion engine 8 collectively provide power to form a combined cycle power unit.
  • the passage is connected to the outside through the high-temperature heat exchanger 5 to adjust the internal combustion engine 8 to have a gas passage connected to the outside via the newly added high-temperature heat exchanger B and the high-temperature heat exchanger 5, and the new expander C is connected to the compressor 1 and transmits power.
  • regenerator 10 Structurally, in the combined cycle power plant shown in Fig. 1/20, the regenerator is added, and the steam passage of the compressor 1 is connected to the expander 2 through the high temperature heat exchanger 5 to adjust the compressor 1 to have a steam passage.
  • the regenerator 10 and the high temperature heat exchanger 5 are in communication with the expander 2, and the expander 2 has a steam passage connected to the mixing evaporator 7 to be adjusted so that the expander 2 has a steam passage communicating with the mixing evaporator 7 via the regenerator 10.
  • the combined cycle power unit shown in Figure 7/20 is implemented as follows:
  • the preheater is added, and the condensate line of the condenser 6 is connected to the mixing evaporator 7 through the circulation pump 4 to be adjusted to the condenser 6 and the condensate line is passed through the circulation pump. 4 and the preheater 13 is in communication with the mixing evaporator 7, and the preheater 13 also has a heat medium passage communicating with the outside; the condensate of the condenser 6 is pressurized by the circulation pump 4 and flows through the preheater 13 to absorb heat. Entering the mixing evaporator 7 forms a combined cycle power unit.
  • an intermediate reheater is added, the mixing evaporator 7 has a steam passage communicating with the second expander 3, and the second expander 3 has a steam passage connected to the condenser 6 to be adjusted to
  • the mixing evaporator 7 has a steam passage communicating with the second expander 3
  • the second expander 3 has an intermediate reheat steam passage communicating with the second expander 3 via the intermediate reheater 14
  • the second expander 3 has a steam passage and condensation
  • the device 6 is connected, the intermediate reheater 14 and the heat medium passage are connected to the outside; when the steam entering the second expander 3 is depressurized to a certain pressure, all are taken out and flow through the intermediate reheat steam passage through the intermediate reheater. 14 absorbs heat and then enters the second expander 3 to continue to depressurize work, and then enters the condenser 6 to release heat and condense to form a combined cycle power unit.
  • the condenser 6 has a condensate line connected to the mixed evaporator 7 via a circulation pump 4, and the expander 2 has a steam passage connected to the mixed evaporator 7 via the intermediate temperature evaporator 16, and the mixed evaporator 7 and the steam passage respectively
  • the compressor 1 and the second expander 3 are in communication, and the compressor 1 and the steam passage are connected to the expander 2 via the high temperature heat exchanger 5, and the second expander 3 also has a steam passage communicating with the condenser 6, and the condenser 6 is further After the condensate line is connected to the intermediate temperature evaporator 16 via the second circulation pump 11, the intermediate temperature evaporator 16 has a steam passage communicating with the third expander 15, and the third expander 15 has a steam passage communicating with the condenser 6; The air passage is in communication with the internal combustion engine 8, and the external fuel passage is connected to the internal combustion engine 8.
  • the internal combustion engine 8 and the gas passage are connected to the outside via the high temperature heat exchanger 5, and the internal combustion engine 8 has a cooling medium passage communicating with the outside, and the condenser 6 is cooled.
  • medium Channel communicating with the outside, the expander 1 and the compressor 2 is connected to the power transmission, the expander 2, a second expander 3, the engine 8 and the third external connector 15 and the expander power output.
  • the steam discharged from the compressor 1 flows through the high-temperature heat exchanger 5 and absorbs heat, flows through the expander 2 to reduce pressure, flows through the intermediate-temperature evaporator 16 and releases heat to cool, and then enters the mixed evaporator 7 Mixing with the condensate from the condenser 6 and releasing the heat and cooling; the condensate of the condenser 6 is divided into two paths - the first passage is pressurized by the circulation pump 4 into the mixing evaporator 7 to absorb heat and vaporize, and the second passage is second.
  • the circulation pump 11 is pressurized into the intermediate temperature evaporator 16 to absorb heat and vaporize; the steam released by the mixing evaporator 7 enters the compressor 1 to increase the temperature and is supplied to the second expander 3; the steam flows through the second expander 3 to reduce pressure. After the work, it enters the condenser 6 to release heat and condense; the steam released by the intermediate temperature evaporator 16 flows through the third expander 15 to reduce the work, and then enters the condenser 6 to release heat and condense, and the external cooling medium flows through the internal combustion engine to heat up. After that, external fuel and air enter the internal combustion engine 8, and a series of processes including combustion and expansion are completed in the cylinder of the internal combustion engine 8.
  • the gas discharged from the internal combustion engine 8 flows through the high-temperature heat exchanger 5 to release heat and is discharged to the outside; Combustion provides drive heat negative
  • the cooling medium carries away the low temperature heat load through the condenser 6, and a part of the work output from the expander 2 is supplied to the compressor 1 for powering, and the expander 2, the second expander 3, the internal combustion engine 8 and the third expander 15 are externally provided. Power, forming a combined cycle power unit.
  • the combined cycle power unit shown in Figure 11/20 is implemented as follows:
  • the machine and the medium temperature evaporator are composed;
  • the condenser 6 has a condensate line connected to the mixed evaporator 7 via the circulation pump 4, and the expander 2 has a steam passage connected to the mixed evaporator 7 via the intermediate temperature evaporator 16, and the mixed evaporator 7 is further
  • the compressor 1 and the steam passage are connected to the expander 2 via the high temperature heat exchanger 5, and the second expander 3 also has a steam passage communicating with the condenser 6.
  • the intermediate temperature evaporator 16 After the condenser 6 and the condensate line are connected to the intermediate temperature evaporator 16 via the second circulation pump 11, the intermediate temperature evaporator 16 has a steam passage communicating with the third expander 15, and the third expander 15 also has a steam passage and a condenser. 6 communicating; an external air passage is connected to the internal combustion engine 8, and an external gaseous fuel passage is connected to the internal combustion engine 8 via the second compressor 9.
  • the internal combustion engine 8 and the gas passage are connected to the outside via the high temperature heat exchanger 5, and the internal combustion engine 8 is also cooled.
  • the condenser 6 has a cooling medium passage communicating with the outside, the mixed evaporator 7 and the heat medium passage are connected to the outside, the intermediate temperature evaporator 16 and the heat medium passage are connected to the outside, and the expander 2 is connected to the compressor 1 and transmitted.
  • Power the internal combustion engine 8 is connected to the second compressor 9 and transmits power
  • the expander 2, the second expander 3, the internal combustion engine 8 and the third expander 15 are connected to the outside and output power.
  • the steam discharged from the compressor 1 flows through the high-temperature heat exchanger 5 and absorbs heat, flows through the expander 2 to reduce pressure, flows through the intermediate-temperature evaporator 16 and releases heat to cool, and then enters the mixed evaporator 7 Mixing with the condensate from the condenser 6 and releasing the heat and cooling; the condensate of the condenser 6 is divided into two paths - the first passage is pressurized by the circulation pump 4 into the mixing evaporator 7 to absorb heat and vaporize, and the second passage is second.
  • the circulation pump 11 is pressurized into the intermediate temperature evaporator 16 to absorb heat and vaporize; the steam released by the mixing evaporator 7 enters the compressor 1 to increase the temperature and is supplied to the second expander 3; the steam flows through the second expander 3 to reduce pressure. After that, it enters the condenser 6 to release heat and condense; the steam released from the intermediate temperature evaporator 16 flows through the third expander 15 to reduce pressure, and then enters the condenser 6 to release heat and condense; the outside air enters the internal combustion engine 8, and the external gaseous fuel After being pressurized by the second compressor 9, the internal combustion engine 8 is introduced.
  • the air and fuel complete a series of processes including combustion and expansion in the cylinder of the internal combustion engine 8.
  • the gas discharged from the internal combustion engine 8 flows through the high temperature heat exchanger 5 to release heat and discharge.
  • external cooling medium flows through the internal combustion engine
  • the external heat is discharged after the heat is raised; the fuel provides a driving heat load by combustion, the heat medium - the gas flowing through the high temperature heat exchanger 5, other heat sources or heat source media that can provide a heat load - through the mixed evaporator 7 and the intermediate temperature evaporator 16 provides a driving heat load, the cooling medium carries away the low temperature heat load through the condenser 6, a part of the work output from the expander 2 is supplied to the compressor 1 for power, and a part of the work outputted by the internal combustion engine 8 is supplied to the second compressor 9 for powering, expanding The machine 2, the second expander 3, the third expander 15, and the internal combustion engine 8 collectively provide external power to form a combined cycle power unit.
  • the combined cycle power unit shown in Figure 12/20 is implemented as follows:
  • the combined cycle power unit shown in Figure 13/20 is implemented as follows:
  • regenerator is added, and the steam passage of the compressor 1 is connected to the expander 2 through the high temperature heat exchanger 5 to adjust the compressor 1 to have a steam passage.
  • the regenerator 10 and the high temperature heat exchanger 5 are connected to the expander 2, and the expander 2 has a steam passage connected to the mixing evaporator 7 through the intermediate temperature evaporator 16 to adjust the expander 2 to have a steam passage through the regenerator 10 and the intermediate temperature.
  • the evaporator 16 is in communication with the mixing evaporator 7.
  • the combined cycle power unit shown in Figure 14/20 is implemented as follows:
  • the steam passage is connected to the mixed evaporator 7 via the regenerator 10 and the intermediate temperature evaporator 16 to connect the internal combustion engine 8
  • the gas passage is connected to the outside through the high temperature heat exchanger 5 to adjust the internal combustion engine.
  • the gas passage is connected to the outside through the newly added high temperature heat exchanger B and the high temperature heat exchanger 5, and the new expander C is connected to the compressor 1 and transmits power.
  • the flow through the regenerator 10 and the intermediate temperature evaporator 16 gradually releases heat, and then enters the mixed evaporator 7; the work of the newly added expander C is supplied to the compressor 1 for power supply or external supply, and the gas discharged from the internal combustion engine 8 flows through The high temperature heat exchanger B and the high temperature heat exchanger 5 are gradually released and discharged to form a combined cycle power unit.
  • a third circulation pump, a fourth circulation pump, a hybrid regenerator and a second hybrid regenerator are added, and the condenser 6 has a condensate pipe
  • the passage circulation pump 4 is connected to the mixing evaporator 7 to be adjusted to be the condenser 6.
  • the condensate line is connected to the mixing regenerator 12 via the circulation pump 4, and the condenser 6 has the condensate line through the second circulation pump 11 and the intermediate temperature.
  • the intermediate temperature evaporator 16 is further connected to the third expander 15 by the steam passage.
  • the condenser 6 has a condensate line connected to the second hybrid regenerator 19 via the second circulation pump 11 and the third expander.
  • 15 is provided with an extraction passage communicating with the hybrid regenerator 12
  • the third expander 15 is provided with a second extraction passage communicating with the second hybrid regenerator 19
  • the hybrid regenerator 12 and the condensate line are passed through the third circulation pump 17 is in communication with the mixing evaporator 7,
  • the second mixing regenerator 19 and the condensate line are in communication with the intermediate temperature evaporator 16 via the fourth circulation pump 18, and the intermediate temperature evaporator 16 is further connected to the third expander 15 by a vapor passage.
  • the combined cycle power unit shown in Figure 16/20 is implemented as follows:
  • the condensate line is connected to the intermediate temperature evaporator 16 via the second circulating pump 11 and the second preheater 20, and the intermediate temperature evaporator 16 has a steam passage.
  • the preheater 13 and the second preheater 20 also have heat medium passages in communication with the outside, respectively.
  • the combined cycle power unit shown in Figure 17/20 is implemented as follows:
  • the condensate line of the condenser 6 is communicated with the mixed evaporator 7 via the circulation pump 4 and the preheater 13, and the condenser 6 is condensed.
  • the liquid pipeline is connected to the intermediate temperature evaporator 16 via the second circulation pump 11 and the second preheater 20, and is adjusted to be divided into two paths after the condenser 6 has the condensate line passing through the circulation pump 4 and the preheater 13 -
  • the first path is in direct communication with the mixing evaporator 7, and the second path is in communication with the intermediate temperature evaporator 16 via the second circulation pump 11 and the second preheater 20.
  • an intermediate reheater is added, the intermediate temperature evaporator 16 has a steam passage communicating with the third expander 15, and the third expander 15 has a steam passage communicating with the condenser 6
  • the intermediate temperature evaporator 16 has a steam passage communicating with the third expander 15, the third expander 15 and the intermediate reheat steam passage communicating with the third expander 15 via the intermediate reheater 14 and the third expander 15 and steam.
  • the passage is in communication with the condenser 6, and the intermediate reheater 14 and the heat medium passage are in communication with the outside; when the steam entering the third expander 15 is depressurized to a certain pressure, all are taken out and flow through the intermediate reheat steam passage through the middle.
  • the reheater 14 heats up and then enters the third expander 15 to continue the depressurization work, and then enters the condenser 6 to release heat and condense to form a combined cycle power unit.
  • the combined cycle power unit shown in Figure 19/20 is implemented as follows:
  • a second condenser is added, and the third expander 15 has a steam passage communicating with the condenser 6 to adjust the third expander 15 to have a steam passage and
  • the second condenser 21 is connected, and the condenser 6 has a condensate line connected to the intermediate temperature evaporator 16 via the second circulation pump 11 to be adjusted to a second condenser 21 having a condensate line through the second circulation pump 11 and the intermediate temperature evaporator. 16 is connected, and the second condenser 21 also has a cooling medium passage communicating with the outside.

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Abstract

一种联合循环动力装置，属于能源与动力技术领域。冷凝器（6）有冷凝液管路经循环泵（4）连通混合蒸发器（7），膨胀机（2）有蒸汽通道连通混合蒸发器（7），混合蒸发器（7）还有蒸汽通道分别连通压缩机（1）和第二膨胀机（3），压缩机（1）还有蒸汽通道经高温热交换器（5）连通膨胀机（2），第二膨胀机（3）还有蒸汽通道连通冷凝器（6）；外部分别有空气通道和燃料通道连通内燃机（8），内燃机（8）还有燃气通道经高温热交换器（5）与外部连通，内燃机（8）还有冷却介质通道与外部连通，冷凝器（6）还有冷却介质通道与外部连通，混合蒸发器（7）还有热介质通道与外部连通，膨胀机（2）连接压缩机（1）并传输动力，膨胀机（2）、第二膨胀机（3）和内燃机（8）连接外部并输出动力，形成联合循环动力装置。该装置保留了蒸汽动力循环优势，克服蒸汽动力循环不足，将内燃机循环冷却热负荷加以有效利用，具有更高热效率。

Description

联合循环动力装置 技术领域：
本发明属于能源与动力技术领域。
背景技术：
冷需求、热需求和动力需求，为人类生活与生产当中所常见。在动力需求技术领域，利用热能转换为机械能是获得和提供动力的重要方式。对于以汽柴油和天然气为代表的优质燃料，应该采用热效率高的直燃型燃气-蒸汽联合循环；尽管如此，其实现的热效率依然不够完美，根本原因在于——对每一种基本的热功转换技术而言，其自身都有各自固有的优缺点；这些动力装置往往负荷很大，提高其热效率有重要意义。
就低温排放环节来看，蒸汽动力循环的优势最佳，但其获取变温热源热负荷时的传热环节温差损失大；就高温热负荷的获取环节而言，内燃机循环的优势独特，但其循环冷却介质和燃气排放环节温差损失大。为此，本发明提出了保留蒸汽动力循环优势，提升内燃机燃气排放环节热负荷有效利用水平，具有更高热功转换效率的联合循环动力装置。
发明内容：
本发明主要目的是要提供联合循环动力装置，具体发明内容分项阐述如下：
1.联合循环动力装置，主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器和内燃机所组成；冷凝器有冷凝液管路经循环泵与混合蒸发器连通，膨胀机有蒸汽通道与混合蒸发器连通，混合蒸发器还有蒸汽通道分别与压缩机和第二膨胀机连通，压缩机还有蒸汽通道经高温热交换器与膨胀机连通，第二膨胀机还有蒸汽通道与冷凝器连通；外部有空气通道与内燃机连通，外部还有燃料通道与内燃机连通，内燃机还有燃气通道经高温热交换器与外部连通，内燃机还有冷却介质通道与外部连通，冷凝器还有冷却介质通道与外部连通，混合蒸发器或还有热介质通道与外部连通，膨胀机连接压缩机并传输动力，膨胀机、第二膨胀机和内燃机连接外部并输出动力，形成联合循环动力装置。
2.联合循环动力装置，主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器、内燃机和第二压缩机所组成；冷凝器有冷凝液管路经循环泵与混合蒸发器连通，膨胀机有蒸汽通道与混合蒸发器连通，混合蒸发器还有蒸汽通道分别与压缩机和第二膨胀机连通，压缩机还有蒸汽通道经高温热交换器与膨胀机连通，第二膨胀机还有蒸汽通道与冷凝器连通；外部有空气通道与内燃机连通，外部还有气态燃料通道经第二压缩机与内燃机连通，内燃机还有燃气通道经高温热交换器与外部连通，内燃机还有冷却介质通道与外部连通，冷凝器还有冷却介质通道与外部连通，混合蒸发器或还有热介质通道与外部连通，膨胀机连接压缩机并传输动力，内燃机连接第二压缩机并传输动力，膨胀机、第二膨胀机和内燃机连接外部并输出动力，形成联合循环动力装置。
3.联合循环动力装置，是在第1-2项所述任一联合循环动力装置中，增加新增压缩机和新增高温热交换器，将压缩机有蒸汽通道经高温热交换器与膨胀机连通调整为压缩机有 蒸汽通道经高温热交换器与新增压缩机连通，新增压缩机再有蒸汽通道经新增高温热交换器与膨胀机连通，将内燃机有燃气通道经高温热交换器与外部连通调整为内燃机有燃气通道经新增高温热交换器和高温热交换器与外部连通，膨胀机连接新增压缩机并传输动力，形成联合循环动力装置。
4.联合循环动力装置，是在第1-2项所述任一联合循环动力装置中，增加新增膨胀机和新增高温热交换器，将压缩机有蒸汽通道经高温热交换器与膨胀机连通调整为压缩机有蒸汽通道经高温热交换器与新增膨胀机连通，新增膨胀机再有蒸汽通道经新增高温热交换器与膨胀机连通，将内燃机有燃气通道经高温热交换器与外部连通调整为内燃机有燃气通道经新增高温热交换器和高温热交换器与外部连通，新增膨胀机连接压缩机并传输动力，形成联合循环动力装置。
5.联合循环动力装置，是在第1-2项所述任一联合循环动力装置中，增加回热器，将压缩机有蒸汽通道经高温热交换器与膨胀机连通调整为压缩机有蒸汽通道经回热器和高温热交换器与膨胀机连通，将膨胀机有蒸汽通道与混合蒸发器连通调整为膨胀机有蒸汽通道经回热器与混合蒸发器连通，形成联合循环动力装置。
6.联合循环动力装置，是在第3项所述任一联合循环动力装置中，增加回热器，将压缩机有蒸汽通道经高温热交换器与新增压缩机连通调整为压缩机有蒸汽通道经回热器和高温热交换器与新增压缩机连通，将膨胀机有蒸汽通道与混合蒸发器连通调整为膨胀机有蒸汽通道经回热器与混合蒸发器连通，形成联合循环动力装置。
7.联合循环动力装置，是在第4项所述任一联合循环动力装置中，增加回热器，将压缩机有蒸汽通道经高温热交换器与新增膨胀机连通调整为压缩机有蒸汽通道经回热器和高温热交换器与新增膨胀机连通，将膨胀机有蒸汽通道与混合蒸发器连通调整为膨胀机有蒸汽通道经回热器与混合蒸发器连通，形成联合循环动力装置。
8.联合循环动力装置，是在第1-7项所述任一联合循环动力装置中，增加第二循环泵和混合回热器，将冷凝器有冷凝液管路经循环泵与混合蒸发器连通调整为冷凝器有冷凝液管路经循环泵与混合回热器连通，第二膨胀机增设抽汽通道与混合回热器连通，混合回热器再有冷凝液管路经第二循环泵与混合蒸发器连通，形成联合循环动力装置。
9.联合循环动力装置，是在第1-7项所述任一联合循环动力装置中，增加预热器，将冷凝器有冷凝液管路经循环泵与混合蒸发器连通调整为冷凝器有冷凝液管路经循环泵和预热器与混合蒸发器连通，预热器还有热介质通道与外部连通，形成联合循环动力装置。
10.联合循环动力装置，是在第1-9项所述任一联合循环动力装置中，增加中间再热器，将混合蒸发器有蒸汽通道与第二膨胀机连通和第二膨胀机有蒸汽通道与冷凝器连通调整为混合蒸发器有蒸汽通道与第二膨胀机连通、第二膨胀机有中间再热蒸汽通道经中间再热器与第二膨胀机连通和第二膨胀机有蒸汽通道与冷凝器连通，中间再热器还有热介质通道与外部连通，形成联合循环动力装置。
11.联合循环动力装置，主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器、内燃机、第二循环泵、第三膨胀机和中温蒸发器所组成；冷凝 器有冷凝液管路经循环泵与混合蒸发器连通，膨胀机有蒸汽通道经中温蒸发器与混合蒸发器连通，混合蒸发器还有蒸汽通道分别与压缩机和第二膨胀机连通，压缩机还有蒸汽通道经高温热交换器与膨胀机连通，第二膨胀机还有蒸汽通道与冷凝器连通，冷凝器还有冷凝液管路经第二循环泵与中温蒸发器连通之后中温蒸发器再有蒸汽通道与第三膨胀机连通，第三膨胀机还有蒸汽通道与冷凝器连通；外部有空气通道与内燃机连通，外部还有燃料通道与内燃机连通，内燃机还有燃气通道经高温热交换器与外部连通，内燃机还有冷却介质通道与外部连通，冷凝器还有冷却介质通道与外部连通，混合蒸发器或还有热介质通道与外部连通，中温蒸发器或还有热介质通道与外部连通，膨胀机连接压缩机并传输动力，膨胀机、第二膨胀机、内燃机和第三膨胀机连接外部并输出动力，形成联合循环动力装置。
12.联合循环动力装置，主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器、内燃机、第二压缩机、第二循环泵、第三膨胀机和中温蒸发器所组成；冷凝器有冷凝液管路经循环泵与混合蒸发器连通，膨胀机有蒸汽通道经中温蒸发器与混合蒸发器连通，混合蒸发器还有蒸汽通道分别与压缩机和第二膨胀机连通，压缩机还有蒸汽通道经高温热交换器与膨胀机连通，第二膨胀机还有蒸汽通道与冷凝器连通，冷凝器还有冷凝液管路经第二循环泵与中温蒸发器连通之后中温蒸发器再有蒸汽通道与第三膨胀机连通，第三膨胀机还有蒸汽通道与冷凝器连通；外部有空气通道与内燃机连通，外部还有气态燃料通道经第二压缩机与内燃机连通，内燃机还有燃气通道经高温热交换器与外部连通，内燃机还有冷却介质通道与外部连通，冷凝器还有冷却介质通道与外部连通，混合蒸发器或还有热介质通道与外部连通，中温蒸发器或还有热介质通道与外部连通，膨胀机连接压缩机并传输动力，内燃机连接第二压缩机并传输动力，膨胀机、第二膨胀机、内燃机和第三膨胀机连接外部并输出动力，形成联合循环动力装置。
13.联合循环动力装置，是在第11-12项所述任一联合循环动力装置中，增加新增压缩机和新增高温热交换器，将压缩机有蒸汽通道经高温热交换器与膨胀机连通调整为压缩机有蒸汽通道经高温热交换器与新增压缩机连通，新增压缩机再有蒸汽通道经新增高温热交换器与膨胀机连通，将内燃机有燃气通道经高温热交换器与外部连通调整为内燃机有燃气通道经新增高温热交换器和高温热交换器与外部连通，膨胀机连接新增压缩机并传输动力，形成联合循环动力装置。
14.联合循环动力装置，是在第11-12项所述任一联合循环动力装置中，增加新增膨胀机和新增高温热交换器，将压缩机有蒸汽通道经高温热交换器与膨胀机连通调整为压缩机有蒸汽通道经高温热交换器与新增膨胀机连通，新增膨胀机再有蒸汽通道经新增高温热交换器与膨胀机连通，将内燃机有燃气通道经高温热交换器与外部连通调整为内燃机有燃气通道经新增高温热交换器和高温热交换器与外部连通，新增膨胀机连接压缩机并传输动力，形成联合循环动力装置。
15.联合循环动力装置，是在第11-12项所述任一联合循环动力装置中，增加回热器，将压缩机有蒸汽通道经高温热交换器与膨胀机连通调整为压缩机有蒸汽通道经回热器和高温热交换器与膨胀机连通，将膨胀机有蒸汽通道经中温蒸发器与混合蒸发器连通调整为膨 胀机有蒸汽通道经回热器和中温蒸发器与混合蒸发器连通，形成联合循环动力装置。
16.联合循环动力装置，是在第13项所述任一联合循环动力装置中，增加回热器，将压缩机有蒸汽通道经高温热交换器与新增压缩机连通调整为压缩机有蒸汽通道经回热器和高温热交换器与新增压缩机连通，将膨胀机有蒸汽通道经中温蒸发器与混合蒸发器连通调整为膨胀机有蒸汽通道经回热器和中温蒸发器与混合蒸发器连通，形成联合循环动力装置。
17.联合循环动力装置，是在第14项所述任一联合循环动力装置中，增加回热器，将压缩机有蒸汽通道经高温热交换器与新增膨胀机连通调整为压缩机有蒸汽通道经回热器和高温热交换器与新增膨胀机连通，将膨胀机有蒸汽通道经中温蒸发器与混合蒸发器连通调整为膨胀机有蒸汽通道经回热器和中温蒸发器与混合蒸发器连通，形成联合循环动力装置。
18.联合循环动力装置，是在第11-17项所述任一联合循环动力装置中，增加第三循环泵、第四循环泵、混合回热器和第二混合回热器，将冷凝器有冷凝液管路经循环泵与混合蒸发器连通调整为冷凝器有冷凝液管路经循环泵与混合回热器连通，将冷凝器有冷凝液管路经第二循环泵与中温蒸发器连通之后中温蒸发器再有蒸汽通道与第三膨胀机连通调整为冷凝器有冷凝液管路经第二循环泵与第二混合回热器连通，第三膨胀机增设抽汽通道与混合回热器连通，第三膨胀机增设第二抽汽通道与第二混合回热器连通，混合回热器还有冷凝液管路经第三循环泵与混合蒸发器连通，第二混合回热器还有冷凝液管路经第四循环泵与中温蒸发器连通之后中温蒸发器再有蒸汽通道与第三膨胀机连通，形成联合循环动力装置。
19.联合循环动力装置，是在第11-17项所述任一联合循环动力装置中，增加预热器和第二预热器，将冷凝器有冷凝液管路经循环泵与混合蒸发器连通调整为冷凝器有冷凝液管路经循环泵和预热器与混合蒸发器连通，将冷凝器有冷凝液管路经第二循环泵与中温蒸发器连通之后中温蒸发器再有蒸汽通道与第三膨胀机连通调整为冷凝器有冷凝液管路经第二循环泵和第二预热器与中温蒸发器连通之后中温蒸发器再有蒸汽通道与第三膨胀机连通，预热器和第二预热器还分别有热介质通道与外部连通，形成联合循环动力装置。
20.联合循环动力装置，是在第19项所述任一联合循环动力装置中，将冷凝器有冷凝液管路经循环泵和预热器与混合蒸发器连通以及冷凝器有冷凝液管路经第二循环泵和第二预热器与中温蒸发器连通，一并调整为冷凝器有冷凝液管路经循环泵和预热器之后分成两路——第一路直接与混合蒸发器连通，第二路再经第二循环泵和第二预热器与中温蒸发器连通，形成联合循环动力装置。
21.联合循环动力装置，是在第11-20项所述任一联合循环动力装置中，增加中间再热器，将中温蒸发器有蒸汽通道与第三膨胀机连通和第三膨胀机有蒸汽通道与冷凝器连通调整为中温蒸发器有蒸汽通道与第三膨胀机连通、第三膨胀机还有中间再热蒸汽通道经中间再热器与第三膨胀机连通和第三膨胀机还有蒸汽通道与冷凝器连通，中间再热器还有热介质通道与外部连通，形成联合循环动力装置。
22.联合循环动力装置，是在第11-17项所述任一联合循环动力装置中，增加第二冷凝器，将第三膨胀机有蒸汽通道与冷凝器连通调整为第三膨胀机有蒸汽通道与第二冷凝器连 通，将冷凝器有冷凝液管路经第二循环泵与中温蒸发器连通调整为第二冷凝器有冷凝液管路经第二循环泵与中温蒸发器连通，第二冷凝器还有冷却介质通道与外部连通，形成联合循环动力装置。
23.联合循环动力装置，是在第1-2项所述任一联合循环动力装置中，取消内燃机与外部连通的冷却介质通道，增加新增循环泵和新增过热器，冷凝器增设冷凝液管路经新增循环泵与内燃机连通之后内燃机再有蒸汽通道经新增过热器连通第二膨胀机或第三膨胀机，新增过热器还有热介质通道与外部连通，形成联合循环动力装置。
24.联合循环动力装置，是在第22项所述任一联合循环动力装置中，取消内燃机与外部连通的冷却介质通道，增加新增循环泵和新增过热器，第二冷凝器增设冷凝液管路经新增循环泵与内燃机连通之后内燃机再有蒸汽通道经新增过热器连通第三膨胀机，新增过热器还有热介质通道与外部连通，形成联合循环动力装置。
附图说明：
图1/20是依据本发明所提供的联合循环动力装置第1种原则性热力系统图。
图2/20是依据本发明所提供的联合循环动力装置第2种原则性热力系统图。
图3/20是依据本发明所提供的联合循环动力装置第3种原则性热力系统图。
图4/20是依据本发明所提供的联合循环动力装置第4种原则性热力系统图。
图5/20是依据本发明所提供的联合循环动力装置第5种原则性热力系统图。
图6/20是依据本发明所提供的联合循环动力装置第6种原则性热力系统图。
图7/20是依据本发明所提供的联合循环动力装置第7种原则性热力系统图。
图8/20是依据本发明所提供的联合循环动力装置第8种原则性热力系统图。
图9/20是依据本发明所提供的联合循环动力装置第9种原则性热力系统图。
图10/20是依据本发明所提供的联合循环动力装置第10种原则性热力系统图。
图11/20是依据本发明所提供的联合循环动力装置第11种原则性热力系统图。
图12/20是依据本发明所提供的联合循环动力装置第12种原则性热力系统图。
图13/20是依据本发明所提供的联合循环动力装置第13种原则性热力系统图。
图14/20是依据本发明所提供的联合循环动力装置第14种原则性热力系统图。
图15/20是依据本发明所提供的联合循环动力装置第15种原则性热力系统图。
图16/20是依据本发明所提供的联合循环动力装置第16种原则性热力系统图。
图17/20是依据本发明所提供的联合循环动力装置第17种原则性热力系统图。
图18/20是依据本发明所提供的联合循环动力装置第18种原则性热力系统图。
图19/20是依据本发明所提供的联合循环动力装置第19种原则性热力系统图。
图20/20是依据本发明所提供并考虑内燃机冷却负荷回收利用的联合循环动力装置第20种原则性热力系统图。
图中，1-压缩机，2-膨胀机，3-第二膨胀机，4-循环泵，5-高温热交换器，6-冷凝器，7-混合蒸发器，8-内燃机，9-第二压缩机，10-回热器，11-第二循环泵，12-混合回热器，13-预热器，14-中间再热器，15-第三膨胀机，16-中温蒸发器，17-第三 循环泵，18-第四循环泵，19-第二混合回热器，20-第二预热器，21-第二冷凝器；A-新增压缩机，B-新增高温热交换器，C-新增膨胀机；D-新增循环泵，E-新增过热器。
具体实施方式：
首先要说明的是，在结构和流程的表述上，非必要情况下不重复进行；对显而易见的流程不作表述。下面结合附图和实例来详细描述本发明。
图1/20所示联合循环动力装置是这样实现的：
(1)结构上，它主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器和内燃机所组成；冷凝器6有冷凝液管路经循环泵4与混合蒸发器7连通，膨胀机2有蒸汽通道与混合蒸发器7连通，混合蒸发器7还有蒸汽通道分别与压缩机1和第二膨胀机3连通，压缩机1还有蒸汽通道经高温热交换器5与膨胀机2连通，第二膨胀机3还有蒸汽通道与冷凝器6连通；外部有空气通道与内燃机8连通，外部还有燃料通道与内燃机8连通，内燃机8还有燃气通道经高温热交换器5与外部连通，内燃机8还有冷却介质通道与外部连通，冷凝器6还有冷却介质通道与外部连通，混合蒸发器7还有热介质通道与外部连通，膨胀机2连接压缩机1并传输动力，膨胀机2、第二膨胀机3和内燃机8连接外部并输出动力。
(2)流程上，冷凝器6的冷凝液经循环泵4升压进入混合蒸发器7，与来自膨胀机2的蒸汽混合并吸收外部热介质提供的热负荷之后汽化，混合蒸发器7释放的饱和蒸汽或过热蒸汽分别进入压缩机1升压升温和进入第二膨胀机3降压作功；压缩机1排放的蒸汽流经高温热交换器5并吸热，流经膨胀机2降压作功之后进入混合蒸发器7放热并降温；外部燃料和空气进入内燃机8，在内燃机8气缸内完成压包括燃烧和膨胀在内的一系列过程，内燃机8排放的燃气流经高温热交换器5放热并对外排放，外部冷却介质流经内燃机吸热升温之后对外排放；燃料通过燃烧提供驱动热负荷，热介质——流经高温热交换器5之后的燃气，其它可提供热负荷的热源或热源介质——通过混合蒸发器7提供驱动热负荷，冷却介质通过冷凝器6带走低温热负荷，膨胀机2输出的一部分功提供给压缩机1作动力，膨胀机2、第二膨胀机3和内燃机8共同对外提供动力，形成联合循环动力装置。
图2/20所示联合循环动力装置是这样实现的：
(1)结构上，它主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器、内燃机和第二压缩机所组成；冷凝器6有冷凝液管路经循环泵4与混合蒸发器7连通，膨胀机2有蒸汽通道与混合蒸发器7连通，混合蒸发器7还有蒸汽通道分别与压缩机1和第二膨胀机3连通，压缩机1还有蒸汽通道经高温热交换器5与膨胀机2连通，第二膨胀机3还有蒸汽通道与冷凝器6连通；外部有空气通道与内燃机8连通，外部还有气态燃料通道经第二压缩机9与内燃机8连通，内燃机8还有燃气通道经高温热交换器5与外部连通，内燃机8还有冷却介质通道与外部连通，冷凝器6还有冷却介质通道与外部连通，混合蒸发器7还有热介质通道与外部连通，膨胀机2连接压缩机1并传输动力，内燃机8连接第二压缩机9并传输动力，膨胀机2、第二膨胀机3和内燃机8连接外部并输出动力。
(2)流程上，冷凝器6的冷凝液经循环泵4升压进入混合蒸发器7，与来自膨胀机2的蒸汽混合并吸收外部热介质提供的热负荷之后汽化，混合蒸发器7释放的饱和蒸汽或过热蒸汽分别进入压缩机1升压升温和进入第二膨胀机3降压作功；压缩机1排放的蒸汽流经高温热交换器5并吸热，流经膨胀机2降压作功之后进入混合蒸发器7放热并降温；第二膨胀机3排放的蒸汽进入冷凝器6，放热于冷却介质并冷凝；外部空气进入内燃机8，外部气态燃料经第二压缩机9加压之后进入内燃机8，空气和燃料在内燃机8气缸内完成压包括燃烧和膨胀在内的一系列过程，内燃机8排放的燃气流经高温热交换器5放热并排放，外部冷却介质流经内燃机吸热升温之后对外排放；燃料通过燃烧提供驱动热负荷，热介质——流经高温热交换器5之后的燃气，其它可提供热负荷的热源或热源介质——通过混合蒸发器7提供驱动热负荷，冷却介质通过冷凝器6带走低温热负荷，膨胀机2输出的一部分功提供给压缩机1作动力，内燃机8或膨胀机2输出的一部分功提供给第二压缩机9作动力，膨胀机2、第二膨胀机3和内燃机8共同对外提供动力，形成联合循环动力装置。
图3/20所示联合循环动力装置是这样实现的：
(1)结构上，在图1/20所示联合循环动力装置中，增加新增压缩机和新增高温热交换器，将压缩机1有蒸汽通道经高温热交换器5与膨胀机2连通调整为压缩机1有蒸汽通道经高温热交换器5与新增压缩机A连通，新增压缩机A再有蒸汽通道经新增高温热交换器B与膨胀机2连通，将内燃机8有燃气通道经高温热交换器5与外部连通调整为内燃机8有燃气通道经新增高温热交换器B和高温热交换器5与外部连通，膨胀机2连接新增压缩机A并传输动力。
(2)流程上，与图1/20所示联合循环动力装置循环流程相比较，不同之处在于——压缩机1排放的蒸汽流经高温热交换器5并吸热，之后进入新增压缩机A升压升温；新增压缩机A排放的蒸汽流经新增高温热交换器B并吸热，之后进入膨胀机2降压作功；内燃机8排放的燃气流经新增高温热交换器B和高温热交换器5逐步放热并对外排放，膨胀机2向新增压缩机A提供动力，形成联合循环动力装置。
图4/20所示联合循环动力装置是这样实现的：
(1)结构上，在图1/20所示联合循环动力装置中，增加新增膨胀机和新增高温热交换器，将压缩机1有蒸汽通道经高温热交换器5与膨胀机2连通调整为压缩机1有蒸汽通道经高温热交换器5与新增膨胀机C连通，新增膨胀机C再有蒸汽通道经新增高温热交换器B与膨胀机2连通，将内燃机8有燃气通道经高温热交换器5与外部连通调整为内燃机8有燃气通道经新增高温热交换器B和高温热交换器5与外部连通，新增膨胀机C连接压缩机1并传输动力。
(2)流程上，与图1/20所示联合循环动力装置循环流程相比较，不同之处在于——压缩机1排放的蒸汽流经高温热交换器5并吸热，之后进入新增膨胀机C降压作功；新增膨胀机C排放的蒸汽流经新增高温热交换器B并吸热，之后进入膨胀机2降压作功；内燃机8排放的燃气流经新增高温热交换器B和高温热交换器5逐步放热并对外排放，新增膨胀机C输出的功提供给压缩机1作动力，形成联合循环动力装置。
图5/20所示联合循环动力装置是这样实现的：
(1)结构上，在图1/20所示联合循环动力装置中，增加回热器，将压缩机1有蒸汽通道经高温热交换器5与膨胀机2连通调整为压缩机1有蒸汽通道经回热器10和高温热交换器5与膨胀机2连通，将膨胀机2有蒸汽通道与混合蒸发器7连通调整为膨胀机2有蒸汽通道经回热器10与混合蒸发器7连通。
(2)流程上，与图1/20所示联合循环动力装置循环流程相比较，不同之处在于——压缩机1排放的蒸汽流经回热器10和高温热交换器5并逐步吸热，流经膨胀机2降压作功，流经回热器10放热之后进入混合蒸发器7，形成联合循环动力装置。
图6/20所示联合循环动力装置是这样实现的：
(1)结构上，在图3/20所示联合循环动力装置中，增加回热器，将压缩机1有蒸汽通道经高温热交换器5与新增压缩机A连通调整为压缩机1有蒸汽通道经回热器10和高温热交换器5与新增压缩机A连通，将膨胀机2有蒸汽通道与混合蒸发器7连通调整为膨胀机2有蒸汽通道经回热器10与混合蒸发器7连通。
(2)流程上，与图3/20所示联合循环动力装置循环流程相比较，不同之处在于——压缩机1排放的蒸汽流经回热器10和高温热交换器5并逐步吸热升温，之后提供给新增压缩机A；膨胀机2排放的蒸汽流经回热器10放热降温，之后进入混合蒸发器7，形成联合循环动力装置。
图7/20所示联合循环动力装置是这样实现的：
(1)结构上，在图1/20所示联合循环动力装置中，增加第二循环泵和混合回热器，将冷凝器6有冷凝液管路经循环泵4与混合蒸发器7连通调整为冷凝器6有冷凝液管路经循环泵4与混合回热器12连通，第二膨胀机3增设抽汽通道与混合回热器12连通，混合回热器12再有冷凝液管路经第二循环泵11与混合蒸发器7连通。
(2)流程上，与图1/20所示联合循环动力装置循环流程相比较，不同之处在于——冷凝器6的冷凝液流经循环泵4升压之后进入混合回热器12，进入第二膨胀机3的蒸汽降压作功至某一压力之后分成两路——第一路继续降压作功并进入冷凝器6，第二路通过抽汽通道进入混合回热器12与冷凝液进行混合放热并冷凝，混合回热器12的冷凝液经第二循环泵11升压之后进入混合蒸发器7，形成联合循环动力装置。
图8/20所示联合循环动力装置是这样实现的：
在图1/20所示联合循环动力装置中，增加预热器，将冷凝器6有冷凝液管路经循环泵4与混合蒸发器7连通调整为冷凝器6有冷凝液管路经循环泵4和预热器13与混合蒸发器7连通，预热器13还有热介质通道与外部连通；冷凝器6的冷凝液流经循环泵4升压和流经预热器13吸热升温之后进入混合蒸发器7，形成联合循环动力装置。
图9/20所示联合循环动力装置是这样实现的：
在图1/20所示联合循环动力装置中，增加中间再热器，将混合蒸发器7有蒸汽通道与第二膨胀机3连通和第二膨胀机3有蒸汽通道与冷凝器6连通调整为混合蒸发器7有蒸汽通道与第二膨胀机3连通、第二膨胀机3有中间再热蒸汽通道经中间再热器14与第二膨胀 机3连通和第二膨胀机3有蒸汽通道与冷凝器6连通，中间再热器14还有热介质通道与外部连通；进入第二膨胀机3的蒸汽降压作功至某一压力时，全部引出并通过中间再热蒸汽通道流经中间再热器14吸热升温，然后进入第二膨胀机3继续降压作功，之后进入冷凝器6放热并冷凝，形成联合循环动力装置。
图10/20所示联合循环动力装置是这样实现的：
(1)结构上，它主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器、内燃机、第二循环泵、第三膨胀机和中温蒸发器所组成；冷凝器6有冷凝液管路经循环泵4与混合蒸发器7连通，膨胀机2有蒸汽通道经中温蒸发器16与混合蒸发器7连通，混合蒸发器7还有蒸汽通道分别与压缩机1和第二膨胀机3连通，压缩机1还有蒸汽通道经高温热交换器5与膨胀机2连通，第二膨胀机3还有蒸汽通道与冷凝器6连通，冷凝器6还有冷凝液管路经第二循环泵11与中温蒸发器16连通之后中温蒸发器16再有蒸汽通道与第三膨胀机15连通，第三膨胀机15还有蒸汽通道与冷凝器6连通；外部有空气通道与内燃机8连通，外部还有燃料通道与内燃机8连通，内燃机8还有燃气通道经高温热交换器5与外部连通，内燃机8还有冷却介质通道与外部连通，冷凝器6还有冷却介质通道与外部连通，膨胀机2连接压缩机1并传输动力，膨胀机2、第二膨胀机3、内燃机8和第三膨胀机15连接外部并输出动力。
(2)流程上，压缩机1排放的蒸汽流经高温热交换器5并吸热，流经膨胀机2降压作功，流经中温蒸发器16并放热降温，之后进入混合蒸发器7与来自冷凝器6的冷凝液混合并放热降温；冷凝器6的冷凝液分成两路——第一路经循环泵4加压进入混合蒸发器7吸热并汽化，第二路经第二循环泵11加压进入中温蒸发器16吸热并汽化；混合蒸发器7释放的蒸汽分别进入压缩机1升压升温和提供给第二膨胀机3；蒸汽流经第二膨胀机3降压作功，之后进入冷凝器6放热并冷凝；中温蒸发器16释放的蒸汽流经第三膨胀机15降压作功，之后进入冷凝器6放热并冷凝，外部冷却介质流经内燃机吸热升温之后对外排放；外部燃料和空气进入内燃机8，在内燃机8气缸内完成压包括燃烧和膨胀在内的一系列过程，内燃机8排放的燃气流经高温热交换器5放热并对外排放；燃料通过燃烧提供驱动热负荷，冷却介质通过冷凝器6带走低温热负荷，膨胀机2输出的一部分功提供给压缩机1作动力，膨胀机2、第二膨胀机3、内燃机8和第三膨胀机15共同对外提供动力，形成联合循环动力装置。
图11/20所示联合循环动力装置是这样实现的：
(1)结构上，它主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器、内燃机、第二压缩机、第二循环泵、第三膨胀机和中温蒸发器所组成；冷凝器6有冷凝液管路经循环泵4与混合蒸发器7连通，膨胀机2有蒸汽通道经中温蒸发器16与混合蒸发器7连通，混合蒸发器7还有蒸汽通道分别与压缩机1和第二膨胀机3连通，压缩机1还有蒸汽通道经高温热交换器5与膨胀机2连通，第二膨胀机3还有蒸汽通道与冷凝器6连通，冷凝器6还有冷凝液管路经第二循环泵11与中温蒸发器16连通之后中温蒸发器16再有蒸汽通道与第三膨胀机15连通，第三膨胀机15还有蒸汽通道与冷凝器6连 通；外部有空气通道与内燃机8连通，外部还有气态燃料通道经第二压缩机9与内燃机8连通，内燃机8还有燃气通道经高温热交换器5与外部连通，内燃机8还有冷却介质通道与外部连通，冷凝器6还有冷却介质通道与外部连通，混合蒸发器7还有热介质通道与外部连通，中温蒸发器16还有热介质通道与外部连通，膨胀机2连接压缩机1并传输动力，内燃机8连接第二压缩机9并传输动力，膨胀机2、第二膨胀机3、内燃机8和第三膨胀机15连接外部并输出动力。
(2)流程上，压缩机1排放的蒸汽流经高温热交换器5并吸热，流经膨胀机2降压作功，流经中温蒸发器16并放热降温，之后进入混合蒸发器7与来自冷凝器6的冷凝液混合并放热降温；冷凝器6的冷凝液分成两路——第一路经循环泵4加压进入混合蒸发器7吸热并汽化，第二路经第二循环泵11加压进入中温蒸发器16吸热并汽化；混合蒸发器7释放的蒸汽分别进入压缩机1升压升温和提供给第二膨胀机3；蒸汽流经第二膨胀机3降压作功，之后进入冷凝器6放热并冷凝；中温蒸发器16释放的蒸汽流经第三膨胀机15降压作功，之后进入冷凝器6放热并冷凝；外部空气进入内燃机8，外部气态燃料经第二压缩机9加压之后进入内燃机8，空气和燃料在内燃机8气缸内完成压包括燃烧和膨胀在内的一系列过程，内燃机8排放的燃气流经高温热交换器5放热并排放，外部冷却介质流经内燃机吸热升温之后对外排放；燃料通过燃烧提供驱动热负荷，热介质——流经高温热交换器5之后的燃气，其它可提供热负荷的热源或热源介质——通过混合蒸发器7和中温蒸发器16提供驱动热负荷，冷却介质通过冷凝器6带走低温热负荷，膨胀机2输出的一部分功提供给压缩机1作动力，内燃机8输出的一部分功提供给第二压缩机9作动力，膨胀机2、第二膨胀机3、第三膨胀机15和内燃机8共同对外提供动力，形成联合循环动力装置。
图12/20所示联合循环动力装置是这样实现的：
(1)结构上，在图10/20所示联合循环动力装置中，增加新增压缩机和新增高温热交换器，将压缩机1有蒸汽通道经高温热交换器5与膨胀机2连通调整为压缩机1有蒸汽通道经高温热交换器5与新增压缩机A连通，新增压缩机A再有蒸汽通道经新增高温热交换器B与膨胀机2连通，将内燃机8有燃气通道经高温热交换器5与外部连通调整为内燃机8有燃气通道经新增高温热交换器B和高温热交换器5与外部连通，膨胀机2连接新增压缩机A并传输动力。
(2)流程上，与图10/20所示联合循环动力装置循环流程相比较，不同之处在于——压缩机1排放的蒸汽流经高温热交换器5并吸热，之后进入新增压缩机A升压升温；新增压缩机A排放的蒸汽流经新增高温热交换器B并吸热，之后进入膨胀机2降压作功；内燃机8排放的燃气流经新增高温热交换器B和高温热交换器5逐步放热之后对外排放，膨胀机2向新增压缩机A提供动力，形成联合循环动力装置。
图13/20所示联合循环动力装置是这样实现的：
(1)结构上，在图10/20所示联合循环动力装置中，增加回热器，将压缩机1有蒸汽通道经高温热交换器5与膨胀机2连通调整为压缩机1有蒸汽通道经回热器10和高温热交换器5与膨胀机2连通，将膨胀机2有蒸汽通道经中温蒸发器16与混合蒸发器7连通调整为膨 胀机2有蒸汽通道经回热器10和中温蒸发器16与混合蒸发器7连通。
(2)流程上，与图10/20所示联合循环动力装置循环流程相比较，不同之处在于——压缩机1排放的蒸汽流经回热器10和高温热交换器5并逐步吸热，流经膨胀机2降压作功，流经回热器10和中温蒸发器16逐步放热之后进入混合蒸发器7，形成联合循环动力装置。
图14/20所示联合循环动力装置是这样实现的：
(1)结构上，在图10/20所示联合循环动力装置中，增加回热器、新增膨胀机和新增高温热交换器，将压缩机1有蒸汽通道经高温热交换器5与膨胀机2连通调整为压缩机1有蒸汽通道经回热器10和高温热交换器5与新增膨胀机C连通，新增膨胀机C再有蒸汽通道经新增高温热交换器B与膨胀机2连通，将膨胀机2有蒸汽通道经中温蒸发器16与混合蒸发器7连通调整为膨胀机2有蒸汽通道经回热器10和中温蒸发器16与混合蒸发器7连通，将内燃机8有燃气通道经高温热交换器5与外部连通调整为内燃机8有燃气通道经新增高温热交换器B和高温热交换器5与外部连通，新增膨胀机C连接压缩机1并传输动力。
(2)流程上，与图10/20所示联合循环动力装置循环流程相比较，不同之处在于——压缩机1排放的蒸汽流经回热器10和高温热交换器5并逐步吸热，之后进入新增膨胀机C降压作功；新增膨胀机C排放的蒸汽流经新增高温热交换器B并吸热，之后进入膨胀机2降压作功；膨胀机2排放的蒸汽流经回热器10和中温蒸发器16逐步放热，之后进入混合蒸发器7；新增膨胀机C输出的功提供给压缩机1作动力或对外提供，内燃机8排放的燃气流经新增高温热交换器B和高温热交换器5逐步放热并对外排放，形成联合循环动力装置。
图15/20所示联合循环动力装置是这样实现的：
(1)结构上，在图10/20所示联合循环动力装置中，增加第三循环泵、第四循环泵、混合回热器和第二混合回热器，将冷凝器6有冷凝液管路经循环泵4与混合蒸发器7连通调整为冷凝器6有冷凝液管路经循环泵4与混合回热器12连通，将冷凝器6有冷凝液管路经第二循环泵11与中温蒸发器16连通之后中温蒸发器16再有蒸汽通道与第三膨胀机15连通调整为冷凝器6有冷凝液管路经第二循环泵11与第二混合回热器19连通，第三膨胀机15增设抽汽通道与混合回热器12连通，第三膨胀机15增设第二抽汽通道与第二混合回热器19连通，混合回热器12还有冷凝液管路经第三循环泵17与混合蒸发器7连通，第二混合回热器19还有冷凝液管路经第四循环泵18与中温蒸发器16连通之后中温蒸发器16再有蒸汽通道与第三膨胀机15连通。
(2)流程上，与图10/20所示联合循环动力装置循环流程相比较，不同之处在于——经循环泵4升压之后的冷凝液进入混合回热器12，经第二循环泵11升压之后的冷凝液进入第二混合回热器19；进入第三膨胀机15的蒸汽降压作功至某一压力之后分成三路——第一路继续降压作功并进入冷凝器6，第二路通过抽汽通道进入混合回热器12与冷凝液进行混合放热并冷凝，第三路通过第二抽汽通道进入第二混合回热器19与冷凝液进行混合放热并冷凝；混合回热器12的冷凝液经第三循环泵17升压之后进入混合蒸发器7，第二混合回热器19的冷凝液经第四循环泵18升压之后进入中温蒸发器16，形成联合循环动力装置。
图16/20所示联合循环动力装置是这样实现的：
(1)结构上，在图10/20所示联合循环动力装置中，增加预热器和第二预热器，将冷凝器6有冷凝液管路经循环泵4与混合蒸发器7连通调整为冷凝器6有冷凝液管路经循环泵4和预热器13与混合蒸发器7连通，将冷凝器6有冷凝液管路经第二循环泵11与中温蒸发器16连通之后中温蒸发器16再有蒸汽通道与第三膨胀机15连通调整为冷凝器6有冷凝液管路经第二循环泵11和第二预热器20与中温蒸发器16连通之后中温蒸发器16再有蒸汽通道与第三膨胀机15连通，预热器13和第二预热器20还分别有热介质通道与外部连通。
(2)流程上，与图10/20所示联合循环动力装置循环流程相比较，不同之处在于——冷凝器6的第一路冷凝液流经循环泵4升压和流经预热器13吸热升温之后进入混合蒸发器7，冷凝器6的第二路冷凝液流经第二循环泵11升压和流经第二预热器20吸热升温之后进入中温蒸发器16，形成联合循环动力装置。
图17/20所示联合循环动力装置是这样实现的：
(1)结构上，在图16/20所示的联合循环动力装置中，将冷凝器6有冷凝液管路经循环泵4和预热器13与混合蒸发器7连通以及冷凝器6有冷凝液管路经第二循环泵11和第二预热器20与中温蒸发器16连通，一并调整为冷凝器6有冷凝液管路经循环泵4和预热器13之后分成两路——第一路直接与混合蒸发器7连通，第二路再经第二循环泵11和第二预热器20与中温蒸发器16连通。
(2)流程上，与图16/20所示联合循环动力装置循环流程相比较，不同之处在于——冷凝器6的冷凝液流经循环泵4升压和流经预热器13吸热升温之后分成两路——第一路直接进入混合蒸发器7，第二路再经第二循环泵11升压和第二预热器20吸热升温之后进入中温蒸发器16，形成联合循环动力装置。
图18/20所示联合循环动力装置是这样实现的：
在图10/20所示的联合循环动力装置中，增加中间再热器，将中温蒸发器16有蒸汽通道与第三膨胀机15连通和第三膨胀机15有蒸汽通道与冷凝器6连通调整为中温蒸发器16有蒸汽通道与第三膨胀机15连通、第三膨胀机15还有中间再热蒸汽通道经中间再热器14与第三膨胀机15连通和第三膨胀机15还有蒸汽通道与冷凝器6连通，中间再热器14还有热介质通道与外部连通；进入第三膨胀机15的蒸汽降压作功至某一压力时，全部引出并通过中间再热蒸汽通道流经中间再热器14吸热升温，然后进入第三膨胀机15继续降压作功，之后进入冷凝器6放热并冷凝，形成联合循环动力装置。
图19/20所示联合循环动力装置是这样实现的：
(1)结构上，在图10/20所示联合循环动力装置中，增加第二冷凝器，将第三膨胀机15有蒸汽通道与冷凝器6连通调整为第三膨胀机15有蒸汽通道与第二冷凝器21连通，将冷凝器6有冷凝液管路经第二循环泵11与中温蒸发器16连通调整为第二冷凝器21有冷凝液管路经第二循环泵11与中温蒸发器16连通，第二冷凝器21还有冷却介质通道与外部连通。
(2)流程上，与图10/20所示联合循环动力装置循环流程相比较，不同之处在于——第三膨胀机15排放的蒸汽进入第二冷凝器21放热于冷却介质并冷凝，第二冷凝器21的冷凝液 流经第二循环泵11升压，流经中温蒸发器16吸热并汽化，之后进入第三膨胀机15降压作功，形成联合循环动力装置。
图20/20所示联合循环动力装置是这样实现的：
(1)结构上，在图10/20所示联合循环动力装置中，取消内燃机8与外部连通的冷却介质通道，增加新增循环泵和新增过热器，冷凝器6增设冷凝液管路经新增循环泵D与内燃机8连通之后内燃机8再有蒸汽通道经新增过热器E连通第二膨胀机3，新增过热器E还有热介质通道与外部连通。
(2)流程上，与图10/20所示联合循环动力装置循环流程相比较，不同之处在于——冷凝器6的一路冷凝液经新增循环泵D升压之后提供给内燃机8作循环冷却液，吸热汽化并再经新增过热器E吸热升温之后进入第二膨胀机3降压作功，热介质——内燃机8排放的燃气或其它热源介质——向新增过热器E提供热负荷，形成联合循环动力装置。
本发明技术可以实现的效果——本发明所提出的联合循环动力装置，具有如下效果和优势：
(1)实现内燃机燃气排放热负荷有效利用，提高热效率。
(2)保留蒸汽动力循环原有的基本优势，低温热负荷排放环节损失小。
(3)分级循环，实现温差合理利用，减少传热不可逆损失，提高热效率。
(4)高温热负荷逐级利用，流程合理，环节少，提高热效率。
(5)两种循环工质实现联合循环，减少传热环节，降低运行成本。
(6)在实现高热效率前提下，降低蒸汽动力循环压力，装置运行的安全性得到提高。
(7)最大程度发挥优质燃料的动力应用价值，实现高效利用，减少对环境的不利影响。

Claims (24)

  1. 联合循环动力装置，主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器和内燃机所组成；冷凝器(6)有冷凝液管路经循环泵(4)与混合蒸发器(7)连通，膨胀机(2)有蒸汽通道与混合蒸发器(7)连通，混合蒸发器(7)还有蒸汽通道分别与压缩机(1)和第二膨胀机(3)连通，压缩机(1)还有蒸汽通道经高温热交换器(5)与膨胀机(2)连通，第二膨胀机(3)还有蒸汽通道与冷凝器(6)连通；外部有空气通道与内燃机(8)连通，外部还有燃料通道与内燃机(8)连通，内燃机(8)还有燃气通道经高温热交换器(5)与外部连通，内燃机(8)还有冷却介质通道与外部连通，冷凝器(6)还有冷却介质通道与外部连通，混合蒸发器(7)或还有热介质通道与外部连通，膨胀机(2)连接压缩机(1)并传输动力，膨胀机(2)、第二膨胀机(3)和内燃机(8)连接外部并输出动力，形成联合循环动力装置。
  2. 联合循环动力装置，主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器、内燃机和第二压缩机所组成；冷凝器(6)有冷凝液管路经循环泵(4)与混合蒸发器(7)连通，膨胀机(2)有蒸汽通道与混合蒸发器(7)连通，混合蒸发器(7)还有蒸汽通道分别与压缩机(1)和第二膨胀机(3)连通，压缩机(1)还有蒸汽通道经高温热交换器(5)与膨胀机(2)连通，第二膨胀机(3)还有蒸汽通道与冷凝器(6)连通；外部有空气通道与内燃机(8)连通，外部还有气态燃料通道经第二压缩机(9)与内燃机(8)连通，内燃机(8)还有燃气通道经高温热交换器(5)与外部连通，内燃机(8)还有冷却介质通道与外部连通，冷凝器(6)还有冷却介质通道与外部连通，混合蒸发器(7)或还有热介质通道与外部连通，膨胀机(2)连接压缩机(1)并传输动力，内燃机(8)连接第二压缩机(9)并传输动力，膨胀机(2)、第二膨胀机(3)和内燃机(8)连接外部并输出动力，形成联合循环动力装置。
  3. 联合循环动力装置，是在权利要求1-2所述任一联合循环动力装置中，增加新增压缩机和新增高温热交换器，将压缩机(1)有蒸汽通道经高温热交换器(5)与膨胀机(2)连通调整为压缩机(1)有蒸汽通道经高温热交换器(5)与新增压缩机(A)连通，新增压缩机(A)再有蒸汽通道经新增高温热交换器(B)与膨胀机(2)连通，将内燃机(8)有燃气通道经高温热交换器(5)与外部连通调整为内燃机(8)有燃气通道经新增高温热交换器(B)和高温热交换器(5)与外部连通，膨胀机(2)连接新增压缩机(A)并传输动力，形成联合循环动力装置。
  4. 联合循环动力装置，是在权利要求1-2所述任一联合循环动力装置中，增加新增膨胀机和新增高温热交换器，将压缩机(1)有蒸汽通道经高温热交换器(5)与膨胀机(2)连通调整为压缩机(1)有蒸汽通道经高温热交换器(5)与新增膨胀机(C)连通，新增膨胀机(C)再有蒸汽通道经新增高温热交换器(B)与膨胀机(2)连通，将内燃机(8)有燃气通道经高温热交换器(5)与外部连通调整为内燃机(8)有燃气通道经新增高温热交换器(B)和高温热交换器(5)与外部连通，新增膨胀机(C)连接压缩机(1)并传输动力，形成联合循环动力装置。
  5. 联合循环动力装置，是在权利要求1-2所述任一联合循环动力装置中，增加回热器， 将压缩机(1)有蒸汽通道经高温热交换器(5)与膨胀机(2)连通调整为压缩机(1)有蒸汽通道经回热器(10)和高温热交换器(5)与膨胀机(2)连通，将膨胀机(2)有蒸汽通道与混合蒸发器(7)连通调整为膨胀机(2)有蒸汽通道经回热器(10)与混合蒸发器(7)连通，形成联合循环动力装置。
  6. 联合循环动力装置，是在权利要求3所述任一联合循环动力装置中，增加回热器，将压缩机(1)有蒸汽通道经高温热交换器(5)与新增压缩机(A)连通调整为压缩机(1)有蒸汽通道经回热器(10)和高温热交换器(5)与新增压缩机(A)连通，将膨胀机(2)有蒸汽通道与混合蒸发器(7)连通调整为膨胀机(2)有蒸汽通道经回热器(10)与混合蒸发器(7)连通，形成联合循环动力装置。
  7. 联合循环动力装置，是在权利要求4所述任一联合循环动力装置中，增加回热器，将压缩机(1)有蒸汽通道经高温热交换器(5)与新增膨胀机(C)连通调整为压缩机(1)有蒸汽通道经回热器(10)和高温热交换器(5)与新增膨胀机(C)连通，将膨胀机(2)有蒸汽通道与混合蒸发器(7)连通调整为膨胀机(2)有蒸汽通道经回热器(10)与混合蒸发器(7)连通，形成联合循环动力装置。
  8. 联合循环动力装置，是在权利要求1-7所述任一联合循环动力装置中，增加第二循环泵和混合回热器，将冷凝器(6)有冷凝液管路经循环泵(4)与混合蒸发器(7)连通调整为冷凝器(6)有冷凝液管路经循环泵(4)与混合回热器(12)连通，第二膨胀机(3)增设抽汽通道与混合回热器(12)连通，混合回热器(12)再有冷凝液管路经第二循环泵(11)与混合蒸发器(7)连通，形成联合循环动力装置。
  9. 联合循环动力装置，是在权利要求1-7所述任一联合循环动力装置中，增加预热器，将冷凝器(6)有冷凝液管路经循环泵(4)与混合蒸发器(7)连通调整为冷凝器(6)有冷凝液管路经循环泵(4)和预热器(13)与混合蒸发器(7)连通，预热器(13)还有热介质通道与外部连通，形成联合循环动力装置。
  10. 联合循环动力装置，是在权利要求1-9所述任一联合循环动力装置中，增加中间再热器，将混合蒸发器(7)有蒸汽通道与第二膨胀机(3)连通和第二膨胀机(3)有蒸汽通道与冷凝器(6)连通调整为混合蒸发器(7)有蒸汽通道与第二膨胀机(3)连通、第二膨胀机(3)有中间再热蒸汽通道经中间再热器(14)与第二膨胀机(3)连通和第二膨胀机(3)有蒸汽通道与冷凝器(6)连通，中间再热器(14)还有热介质通道与外部连通，形成联合循环动力装置。
  11. 联合循环动力装置，主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器、内燃机、第二循环泵、第三膨胀机和中温蒸发器所组成；冷凝器(6)有冷凝液管路经循环泵(4)与混合蒸发器(7)连通，膨胀机(2)有蒸汽通道经中温蒸发器(16)与混合蒸发器(7)连通，混合蒸发器(7)还有蒸汽通道分别与压缩机(1)和第二膨胀机(3)连通，压缩机(1)还有蒸汽通道经高温热交换器(5)与膨胀机(2)连通，第二膨胀机(3)还有蒸汽通道与冷凝器(6)连通，冷凝器(6)还有冷凝液管路经第二循环泵(11)与中温蒸发器(16)连通之后中温蒸发器(16)再有蒸汽通道与 第三膨胀机(15)连通，第三膨胀机(15)还有蒸汽通道与冷凝器(6)连通；外部有空气通道与内燃机(8)连通，外部还有燃料通道与内燃机(8)连通，内燃机(8)还有燃气通道经高温热交换器(5)与外部连通，内燃机(8)还有冷却介质通道与外部连通，冷凝器(6)还有冷却介质通道与外部连通，混合蒸发器(7)或还有热介质通道与外部连通，中温蒸发器(16)或还有热介质通道与外部连通，膨胀机(2)连接压缩机(1)并传输动力，膨胀机(2)、第二膨胀机(3)、内燃机(8)和第三膨胀机(15)连接外部并输出动力，形成联合循环动力装置。
  12. 联合循环动力装置，主要由压缩机、膨胀机、第二膨胀机、循环泵、高温热交换器、冷凝器、混合蒸发器、内燃机、第二压缩机、第二循环泵、第三膨胀机和中温蒸发器所组成；冷凝器(6)有冷凝液管路经循环泵(4)与混合蒸发器(7)连通，膨胀机(2)有蒸汽通道经中温蒸发器(16)与混合蒸发器(7)连通，混合蒸发器(7)还有蒸汽通道分别与压缩机(1)和第二膨胀机(3)连通，压缩机(1)还有蒸汽通道经高温热交换器(5)与膨胀机(2)连通，第二膨胀机(3)还有蒸汽通道与冷凝器(6)连通，冷凝器(6)还有冷凝液管路经第二循环泵(11)与中温蒸发器(16)连通之后中温蒸发器(16)再有蒸汽通道与第三膨胀机(15)连通，第三膨胀机(15)还有蒸汽通道与冷凝器(6)连通；外部有空气通道与内燃机(8)连通，外部还有气态燃料通道经第二压缩机(9)与内燃机(8)连通，内燃机(8)还有燃气通道经高温热交换器(5)与外部连通，内燃机(8)还有冷却介质通道与外部连通，冷凝器(6)还有冷却介质通道与外部连通，混合蒸发器(7)或还有热介质通道与外部连通，中温蒸发器(16)或还有热介质通道与外部连通，膨胀机(2)连接压缩机(1)并传输动力，内燃机(8)连接第二压缩机(9)并传输动力，膨胀机(2)、第二膨胀机(3)、内燃机(8)和第三膨胀机(15)连接外部并输出动力，形成联合循环动力装置。
  13. 联合循环动力装置，是在权利要求11-12所述任一联合循环动力装置中，增加新增压缩机和新增高温热交换器，将压缩机(1)有蒸汽通道经高温热交换器(5)与膨胀机(2)连通调整为压缩机(1)有蒸汽通道经高温热交换器(5)与新增压缩机(A)连通，新增压缩机(A)再有蒸汽通道经新增高温热交换器(B)与膨胀机(2)连通，将内燃机(8)有燃气通道经高温热交换器(5)与外部连通调整为内燃机(8)有燃气通道经新增高温热交换器(B)和高温热交换器(5)与外部连通，膨胀机(2)连接新增压缩机(A)并传输动力，形成联合循环动力装置。
  14. 联合循环动力装置，是在权利要求11-12所述任一联合循环动力装置中，增加新增膨胀机和新增高温热交换器，将压缩机(1)有蒸汽通道经高温热交换器(5)与膨胀机(2)连通调整为压缩机(1)有蒸汽通道经高温热交换器(5)与新增膨胀机(C)连通，新增膨胀机(C)再有蒸汽通道经新增高温热交换器(B)与膨胀机(2)连通，将内燃机(8)有燃气通道经高温热交换器(5)与外部连通调整为内燃机(8)有燃气通道经新增高温热交换器(B)和高温热交换器(5)与外部连通，新增膨胀机(C)连接压缩机(1)并传输动力，形成联合循环动力装置。
  15. 联合循环动力装置，是在权利要求11-12所述任一联合循环动力装置中，增加回热器，将压缩机(1)有蒸汽通道经高温热交换器(5)与膨胀机(2)连通调整为压缩机(1)有蒸汽通道经回热器(10)和高温热交换器(5)与膨胀机(2)连通，将膨胀机(2)有蒸汽通道经中温蒸发器(16)与混合蒸发器(7)连通调整为膨胀机(2)有蒸汽通道经回热器(10)和中温蒸发器(16)与混合蒸发器(7)连通，形成联合循环动力装置。
  16. 联合循环动力装置，是在权利要求13所述任一联合循环动力装置中，增加回热器，将压缩机(1)有蒸汽通道经高温热交换器(5)与新增压缩机(A)连通调整为压缩机(1)有蒸汽通道经回热器(10)和高温热交换器(5)与新增压缩机(A)连通，将膨胀机(2)有蒸汽通道经中温蒸发器(16)与混合蒸发器(7)连通调整为膨胀机(2)有蒸汽通道经回热器(10)和中温蒸发器(16)与混合蒸发器(7)连通，形成联合循环动力装置。
  17. 联合循环动力装置，是在权利要求14所述任一联合循环动力装置中，增加回热器，将压缩机(1)有蒸汽通道经高温热交换器(5)与新增膨胀机(C)连通调整为压缩机(1)有蒸汽通道经回热器(10)和高温热交换器(5)与新增膨胀机(C)连通，将膨胀机(2)有蒸汽通道经中温蒸发器(16)与混合蒸发器(7)连通调整为膨胀机(2)有蒸汽通道经回热器(10)和中温蒸发器(16)与混合蒸发器(7)连通，形成联合循环动力装置。
  18. 联合循环动力装置，是在权利要求11-17所述任一联合循环动力装置中，增加第三循环泵、第四循环泵、混合回热器和第二混合回热器，将冷凝器(6)有冷凝液管路经循环泵(4)与混合蒸发器(7)连通调整为冷凝器(6)有冷凝液管路经循环泵(4)与混合回热器(12)连通，将冷凝器(6)有冷凝液管路经第二循环泵(11)与中温蒸发器(16)连通之后中温蒸发器(16)再有蒸汽通道与第三膨胀机(15)连通调整为冷凝器(6)有冷凝液管路经第二循环泵(11)与第二混合回热器(19)连通，第三膨胀机(15)增设抽汽通道与混合回热器(12)连通，第三膨胀机(15)增设第二抽汽通道与第二混合回热器(19)连通，混合回热器(12)还有冷凝液管路经第三循环泵(17)与混合蒸发器(7)连通，第二混合回热器(19)还有冷凝液管路经第四循环泵(18)与中温蒸发器(16)连通之后中温蒸发器(16)再有蒸汽通道与第三膨胀机(15)连通，形成联合循环动力装置。
  19. 联合循环动力装置，是在权利要求11-17所述任一联合循环动力装置中，增加预热器和第二预热器，将冷凝器(6)有冷凝液管路经循环泵(4)与混合蒸发器(7)连通调整为冷凝器(6)有冷凝液管路经循环泵(4)和预热器(13)与混合蒸发器(7)连通，将冷凝器(6)有冷凝液管路经第二循环泵(11)与中温蒸发器(16)连通之后中温蒸发器(16)再有蒸汽通道与第三膨胀机(15)连通调整为冷凝器(6)有冷凝液管路经第二循环泵(11)和第二预热器(20)与中温蒸发器(16)连通之后中温蒸发器(16)再有蒸汽通道与第三膨胀机(15)连通，预热器(13)和第二预热器(20)还分别有热介质通道与外部连通，形成联合循环动力装置。
  20. 联合循环动力装置，是在权利要求19所述任一联合循环动力装置中，将冷凝器(6)有冷凝液管路经循环泵(4)和预热器(13)与混合蒸发器(7)连通以及冷凝器(6)有冷凝液管路经第二循环泵(11)和第二预热器(20)与中温蒸发器(16)连通，一并调整为 冷凝器(6)有冷凝液管路经循环泵(4)和预热器(13)之后分成两路——第一路直接与混合蒸发器(7)连通，第二路再经第二循环泵(11)和第二预热器(20)与中温蒸发器(16)连通，形成联合循环动力装置。
  21. 联合循环动力装置，是在权利要求11-20所述任一联合循环动力装置中，增加中间再热器，将中温蒸发器(16)有蒸汽通道与第三膨胀机(15)连通和第三膨胀机(15)有蒸汽通道与冷凝器(6)连通调整为中温蒸发器(16)有蒸汽通道与第三膨胀机(15)连通、第三膨胀机(15)还有中间再热蒸汽通道经中间再热器(14)与第三膨胀机(15)连通和第三膨胀机(15)还有蒸汽通道与冷凝器(6)连通，中间再热器(14)还有热介质通道与外部连通，形成联合循环动力装置。
  22. 联合循环动力装置，是在权利要求11-17所述任一联合循环动力装置中，增加第二冷凝器，将第三膨胀机(15)有蒸汽通道与冷凝器(6)连通调整为第三膨胀机(15)有蒸汽通道与第二冷凝器(21)连通，将冷凝器(6)有冷凝液管路经第二循环泵(11)与中温蒸发器(16)连通调整为第二冷凝器(21)有冷凝液管路经第二循环泵(11)与中温蒸发器(16)连通，第二冷凝器(21)还有冷却介质通道与外部连通，形成联合循环动力装置。
  23. 联合循环动力装置，是在权利要求1-21所述任一联合循环动力装置中，取消内燃机(8)与外部连通的冷却介质通道，增加新增循环泵和新增过热器，冷凝器(6)增设冷凝液管路经新增循环泵(D)与内燃机(8)连通之后内燃机(8)再有蒸汽通道经新增过热器(E)连通第二膨胀机(3)或第三膨胀机(15)，新增过热器(E)还有热介质通道与外部连通，形成联合循环动力装置。
  24. 联合循环动力装置，是在权利要求22所述任一联合循环动力装置中，取消内燃机(8)与外部连通的冷却介质通道，增加新增循环泵和新增过热器，第二冷凝器(21)增设冷凝液管路经新增循环泵(D)与内燃机(8)连通之后内燃机(8)再有蒸汽通道经新增过热器(E)连通第三膨胀机(15)，新增过热器(E)还有热介质通道与外部连通，形成联合循环动力装置。
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