CN111042920B - Waste heat recovery device for gas turbine power generation - Google Patents

Waste heat recovery device for gas turbine power generation Download PDF

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Publication number
CN111042920B
CN111042920B CN202010023477.7A CN202010023477A CN111042920B CN 111042920 B CN111042920 B CN 111042920B CN 202010023477 A CN202010023477 A CN 202010023477A CN 111042920 B CN111042920 B CN 111042920B
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China
Prior art keywords
cavity
shaft
belt pulley
air
compression
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CN202010023477.7A
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Chinese (zh)
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CN111042920A (en
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不公告发明人
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SHANDONG YUANYI POWER TECHNOLOGY Co.,Ltd.
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Shandong Yuanyi Power Technology Co ltd
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Priority to CN202010023477.7A priority Critical patent/CN111042920B/en
Publication of CN111042920A publication Critical patent/CN111042920A/en
Priority to GBGB2008649.2A priority patent/GB202008649D0/en
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Publication of CN111042920B publication Critical patent/CN111042920B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
    • 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
    • F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
    • F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
    • F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
    • F01K23/10—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
    • F02C3/055—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor being of the positive-displacement type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/20—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products
    • F02C3/22—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being gaseous at standard temperature and pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/20—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products
    • F02C3/30—Adding water, steam or other fluids for influencing combustion, e.g. to obtain cleaner exhaust gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
    • F02C6/18—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/006—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for driven by steam engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/126—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

The invention discloses a waste heat recovery device for gas turbine power generation, which comprises an outer shell, wherein an air transmission box is arranged in the outer shell, an air transmission cavity is arranged in the air transmission box, an air extraction box is fixedly arranged above the air transmission box, the air extracting chamber is arranged in the air extracting box, the opening of the air extracting chamber faces the right and is provided with a rotating chamber communicated with the air extracting chamber, an air extracting component is arranged in the rotating chamber, the device has simple structure and high automation degree, when the power generated in the device is larger than the motor, the motor can be closed to continuously generate electricity through the combustion of the fuel agent, the device occupies a small area, and a waste heat recovery device is arranged to process the hot gas in the gas turbine into another cavity through a channel so as to generate steam in the water tank, and the generated steam drives the fan to rotate and simultaneously enters the air exhaust assembly through the pipeline, so that the air exhaust assembly can also operate when the air exhaust assembly is in an insufficient air region.

Description

Waste heat recovery device for gas turbine power generation
Technical Field
The invention relates to the technical field of gas turbines, in particular to a waste heat recovery device for gas turbine power generation.
Background
The gas turbine is widely applied to a distributed multi-connection system, when the gas turbine works, natural gas needs to be combusted to generate power, and the gas turbine can provide a large amount of high-temperature gas with the temperature of over 400 ℃ in a combustion box while generating power, and the high-temperature gas is generally discharged out of the device through a chimney.
The device further recovers high-temperature gas generated by the gas turbine, effectively improves the waste heat utilization effect, and recovers generated steam into the air extraction device again to obtain better heated air, then performs next compression, can better perform mixed combustion of gas, and ensures that the energy utilization efficiency of the system needs to be further improved.
Disclosure of Invention
In view of the technical defects, the invention provides a waste heat recovery device for gas turbine power generation, which can overcome the defects.
The invention discloses a waste heat recovery device for power generation of a gas turbine, which comprises an outer shell, wherein an air transmission box is arranged in the outer shell, an air transmission cavity is arranged in the air transmission box, an air extraction box is fixedly arranged above the air transmission box, an air extraction cavity is arranged in the air extraction box, the opening of the air extraction cavity faces the right and is provided with a communicated rotating cavity, and an air extraction component is arranged in the rotating cavity; a steam rotating box is arranged on the right side of the rotating cavity, a heating cavity is arranged in the steam rotating box, a waste heat recovery assembly is arranged in the heating cavity, a turbine box is arranged below the rotating cavity, a turbine rotating cavity is arranged in the turbine box, and a power generation assembly is arranged in the turbine rotating cavity; the turbine case left side is equipped with the burning case, be equipped with the burning chamber in the burning case, burning case left side is equipped with the compression case, be equipped with the compression chamber in the compression case, the compression chamber with the burning chamber is linked together by high pressure transmission pipeline, be equipped with high-pressure subassembly in the compression chamber, be equipped with the gear chamber in the lower wall in compression chamber, gear chamber below is equipped with the pulley chamber.
Preferably, the air exhaust assembly comprises a first shaft rotatably mounted in the front end wall and the rear end wall of the rotating cavity, a first belt pulley is fixedly mounted on the first shaft, a rotating block fixedly mounted on the first shaft is arranged on the rear side of the first belt pulley, a first fixed block is fixedly mounted on the rotating block, a right push rod is rotatably mounted on the first fixed block, the left end of the right push rod is rotatably mounted on the second shaft, a left push rod fixedly mounted on the second shaft is arranged on the front side of the right push rod, the left push rod extends into the air exhaust cavity and is fixedly mounted with a push plate, the push plate is slidably mounted in the air exhaust cavity, an upper air inlet pipeline is arranged in the upper end wall on the right side of the air exhaust cavity, the opening of the upper air inlet pipeline is upward, a lower air duct is arranged in the lower end wall on the left side of the air exhaust, the lower air duct is communicated with the air transmission cavity and is provided with a second fixed block for isolation, a spring is fixedly arranged below the second fixed block, the lower part of the spring is fixedly arranged on a boss of the air transmission box, and the opening of the air transmission cavity faces the right and is communicated with the compression cavity.
Preferably, the high pressure assembly includes a third fixing block fixedly installed at a front side of the compression box, a compression gear cavity is arranged in the third fixed block, a motor is fixedly arranged in the end wall of the front side of the third fixed block, a third shaft is arranged at the rear side of the motor in a power connection manner, the third shaft is rotatably arranged between the compression gear cavity and the compression cavity, a second gear fixedly arranged on the third shaft is arranged in the compression gear cavity, a third gear is arranged below the second gear in a meshed connection mode, the third gear is fixedly arranged on a fourth shaft, the fourth shaft is rotatably arranged between the compression cavity and the compression gear cavity, the fourth shaft extends into the compression cavity and is fixedly provided with a lower compression block, the upper portion of the lower compression block is fixedly installed on the upper compression block on the third shaft, and the front side of the third gear is fixedly installed on a fourth belt pulley on the fourth shaft.
Preferably, a fifth belt pulley located in the gear cavity is arranged below the fourth belt pulley, the fifth belt pulley is fixedly installed on a fifth shaft, the front end and the rear end of the fifth shaft are respectively rotatably installed in the front end wall and the rear end wall of the gear cavity, the fifth belt pulley is connected with the fourth belt pulley through a compression belt, a sixth helical gear fixedly installed on the fifth shaft is arranged on the rear side of the fifth belt pulley, a seventh helical gear is arranged below the sixth helical gear in a meshed connection manner, the seventh helical gear is fixedly installed on a sixth shaft, the sixth shaft is rotatably installed between the gear cavity and the belt pulley cavity, an eighth belt pulley located in the belt pulley cavity is arranged below the seventh helical gear, the eighth belt pulley is fixedly installed on the sixth shaft, a ninth belt pulley is arranged on the right side of the eighth belt pulley, and the ninth belt pulley is connected with the eighth belt pulley through a transmission belt, the ninth belt pulley is fixedly arranged on a seventh shaft, and the seventh shaft is rotatably arranged between the belt pulley cavity and the turbine rotating cavity.
Preferably, the electricity generation subassembly including set up in end wall outside and fixed mounting are in about the combustion box gas case in the shell body, the gas case switch-on extremely in the combustion chamber, the combustion chamber opening switch-on towards the right side stretch into in the turbine rotates the intracavity, fixed mounting is equipped with the generator in the chamber upper end wall is rotated to the turbine, generator below power connect in seventh epaxial end is located the turbine rotates the intracavity and is equipped with fixed mounting seventh epaxial turbine, the turbine rotate the chamber opening towards the right side and through steam transmission pipeline with the heating chamber is linked together.
Preferably, the waste heat recovery subassembly includes fixed mounting and is in heating transmission block in the chamber upper end wall, the transmission block front side is equipped with fixed mounting and is in connecting block on the steam rotation case, be equipped with the connection chamber in the connecting block, be equipped with the heat recovery chamber in the transmission block, fixed mounting is equipped with drive motor in the heat recovery chamber rear end wall, is that drive motor front end power is connected and is equipped with the eighth axle, the eighth axle rotates to be installed connect the chamber with between the heat recovery chamber, be located be equipped with fixed mounting between the heat recovery chamber the epaxial flabellum of eighth, the flabellum front side is equipped with and is located connect intracavity tenth belt pulley, tenth belt pulley with first belt pulley is connected by rotating the belt. The tenth belt pulley is fixedly installed on the eighth shaft, a steam transmission pipeline communicated with the heat energy recovery cavity is arranged below the transmission block, a water tank is communicated with the lower portion of the steam transmission pipeline, a right circulation pipeline communicated with the heat energy recovery cavity is arranged on the left side of the heat energy recovery cavity, and the other side of the right circulation pipeline is communicated into the upper air inlet pipeline.
The beneficial effects are that: the device is simple in structure and high in automation degree, the motor can be turned off when power generated in the device is larger than the motor, the device can continuously generate electricity through combustion of the fuel, the device occupies a small area and is provided with a waste heat recovery device, hot air in the gas turbine is processed into the water tank through a channel to generate steam in the other cavity, the generated steam drives the fan to rotate and enters the air exhaust assembly through the pipeline, and the device can also operate when the device is in an insufficient air region.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of A-A of FIG. 1 according to an embodiment of the present invention;
FIG. 3 is a schematic view of B-B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is a schematic view of C-C in FIG. 1 according to an embodiment of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a waste heat recovery device for gas turbine power generation, which comprises an outer shell 59, wherein an air transmission box 57 is arranged in the outer shell 59, an air transmission cavity 58 is arranged in the air transmission box 57, an air extraction box 64 is fixedly arranged above the air transmission box 57, an air extraction cavity 65 is arranged in the air extraction box 64, the air extraction cavity 65 opens towards the right and is provided with a rotating cavity 14 communicated with the right, an air extraction component is arranged in the rotating cavity 14, a steam rotating box 23 is arranged on the right side of the rotating cavity 14, a heating cavity 28 is arranged in the steam rotating box 23, a waste heat recovery component is arranged in the heating cavity 28, a turbine box 31 is arranged below the rotating cavity 14, a turbine rotating cavity 32 is arranged in the turbine box 31, a power generation component is arranged in the turbine rotating cavity 32, a combustion box 40 is arranged on the left side of the turbine box 31, and, the left side of the combustion box 40 is provided with a compression box 43, a compression cavity 56 is arranged in the compression box 43, the compression cavity 56 is communicated with the combustion cavity 39 through a high-pressure transmission pipeline 42, a high-pressure component is arranged in the compression cavity 56, a gear cavity 49 is arranged in the lower wall of the compression cavity 56, and a belt pulley cavity 37 is arranged below the gear cavity 49.
Beneficially, the air extracting assembly includes a first shaft 17 rotatably mounted in the front and rear end walls of the rotating cavity 14, a first belt pulley 19 is fixedly mounted on the first shaft 17, a rotating block 18 fixedly mounted on the first shaft 17 is disposed on the rear side of the first belt pulley 19, a first fixing block 20 is fixedly mounted on the rotating block 18, a right push rod 16 is rotatably mounted on the first fixing block 20, the left end of the right push rod 16 is rotatably mounted on a second shaft 15, a left push rod 13 fixedly mounted on the second shaft 15 is disposed on the front side of the right push rod 16, the left push rod 13 extends into the air extracting cavity 65 and is fixedly mounted with a push plate 10, the push plate 10 is slidably mounted in the air extracting cavity 65, an upper air inlet pipe 11 is disposed in the upper end wall on the right side of the air extracting cavity 65, the upper air inlet pipe 11 opens upward, a lower air vent pipe 63 is disposed in the lower end wall on the left side of, the lower air duct 63 is communicated with the air transmission cavity 58, a second fixing block 62 is arranged at the position where the lower air duct 63 is communicated with the air transmission cavity 58 for isolation, a spring 61 is fixedly arranged below the second fixing block 62, the lower part of the spring 61 is fixedly arranged on a boss of the air transmission box 57, and the opening of the air transmission cavity 58 faces the right and is communicated with the compression cavity 56.
Advantageously, the high-pressure assembly comprises a third fixed block 69 fixedly mounted on the front side of the compression box 43, a compression gear chamber 70 is provided in the third fixed block 69, a motor 73 is fixedly mounted in the front end wall of the third fixed block 69, a third shaft 54 is provided in the rear power connection of the motor 73, the third shaft 54 is rotatably mounted between the compression gear chamber 70 and the compression chamber 56, a second gear 71 fixedly mounted on the third shaft 54 is provided in the compression gear chamber 70, a third gear 72 is provided in the lower gear meshing connection of the second gear 71, the third gear 72 is fixedly mounted on a fourth shaft 53, the fourth shaft 53 is rotatably mounted between the compression chamber 56 and the compression gear chamber 70, the fourth shaft 53 is provided with a lower compression block 52 extending into the compression chamber 56, an upper compression block 55 fixedly mounted on the third shaft 54 is provided above the lower compression block 52, a fourth belt pulley 74 fixedly mounted on the fourth shaft 53 is disposed at the front side of the third gear 72.
Advantageously, a fifth belt pulley 45 located in the gear cavity 49 is arranged below the fourth belt pulley 74, the fifth belt pulley 45 is fixedly installed on a fifth shaft 44, the front end and the rear end of the fifth shaft 44 are respectively rotatably installed in the front end wall and the rear end wall of the gear cavity 49, the fifth belt pulley 45 is connected with the fourth belt pulley 74 by a compression belt 51, a sixth bevel gear 50 fixedly installed on the fifth shaft 44 is arranged at the rear side of the fifth belt pulley 45, a seventh bevel gear 48 is arranged below the sixth bevel gear 50 in a meshing connection manner, the seventh bevel gear 48 is fixedly installed on a sixth shaft 47, the sixth shaft 47 is rotatably installed between the gear cavity 49 and the belt pulley cavity 37, an eighth belt pulley 46 located in the belt pulley cavity 37 is arranged below the seventh bevel gear 48, and the eighth belt pulley 46 is fixedly installed on the sixth shaft 47, the right side of the eighth belt pulley 46 is provided with a ninth belt pulley 36, the ninth belt pulley 36 is connected with the eighth belt pulley 46 through a transmission belt 38, the ninth belt pulley 36 is fixedly installed on a seventh shaft 35, and the seventh shaft 35 is rotatably installed between the belt pulley cavity 37 and the turbine rotating cavity 32.
Advantageously, the power generation assembly comprises a gas tank 41 disposed outside the upper and lower end walls of the combustion box 40 and fixedly mounted in the outer casing 59, the gas tank 41 opens into the combustion chamber 39, the combustion chamber 39 opens towards the right and extends into the turbine rotation chamber 32, a generator 34 is fixedly mounted in the upper end wall of the turbine rotation chamber 32, the generator 34 is connected to the upper end of the seventh shaft 35 under power, a turbine 33 fixedly mounted on the seventh shaft 35 is disposed in the turbine rotation chamber 32, and the turbine rotation chamber 32 opens towards the right and is communicated with the heating chamber 28 through a hot gas transmission duct 30.
Beneficially, the waste heat recovery assembly includes a transmission block 24 fixedly installed in the upper end wall of the heating cavity 28, the front side of the transmission block 24 is provided with a connection block 67 fixedly installed on the steam rotation box 23, a connection cavity 77 is arranged in the connection block 67, a heat energy recovery cavity 66 is arranged in the transmission block 24, a transmission motor 68 is fixedly installed in the rear end wall of the heat energy recovery cavity 66, an eighth shaft 26 is arranged at the front end of the transmission motor 68 in a power connection manner, the eighth shaft 26 is rotatably installed between the connection cavity 77 and the heat energy recovery cavity 66, and is located a fan blade 25 fixedly installed between the heat energy recovery cavity 66 on the eighth shaft 26, a tenth belt pulley 75 is arranged in the connection cavity 77 at the front side of the fan blade 25, and the tenth belt pulley 75 is connected with the first belt pulley 19 through a rotating belt 22. The tenth belt pulley 75 is fixedly installed on the eighth shaft 26, a steam transmission pipeline 27 communicated with the heat energy recovery cavity 66 is arranged below the transmission block 24, a water tank 29 is communicated below the steam transmission pipeline 27, a right circulation pipeline 12 communicated with the heat energy recovery cavity 66 is arranged on the left side of the heat energy recovery cavity 66, and the other side of the right circulation pipeline 12 is communicated into the upper air inlet pipeline 11.
When the work is started: 1. when the transmission motor 68 and the motor 73 start to be started, the transmission motor 68 drives the eighth shaft 26 to rotate, the eighth shaft 26 rotates to drive the fan blades 25 and the tenth belt pulley 75 to rotate, the tenth belt pulley 75 rotates to drive the first belt pulley 19 to rotate through the rotating belt 22, the first belt pulley 19 rotates to drive the first shaft 17 to rotate, the first shaft 17 rotates to drive the rotating block 18 to rotate, the rotating block 18 rotates to drive the first fixing block 20 to rotate, the first fixing block 20 rotates to drive the right push rod 16 to rotate, the right push rod 16 rotates to drive the left push rod 13 to move left and right through the second shaft 15, the left push rod 13 moves left and right to drive the push plate 10 to move left and right to suck outside air into the air suction cavity 65 through the upper air inlet pipe 11, then the push plate 10 moves leftwards to compress the air in the suction cavity 65, then the air is pressed to the second fixed block 62 through the lower vent pipe 63 to move downwards and compress the spring 61, then the air enters the air transmission cavity 58 through the lower vent pipe 63 and then enters the compression cavity 56 through the air transmission cavity 58, when the push plate 10 moves rightwards, the air pressure in the suction cavity 65 is reduced, so that the spring 61 resets to drive the second fixed block 62 to return to the initial position, and after moving a certain position, the external air is sucked into the suction cavity 65 again through the upper air inlet pipe 11.
2. Said motor 73 being activated to simultaneously rotate said third shaft 54, said third shaft 54 rotating to thereby rotate said second gear 71 and said upper compression block 55, said second gear 71 rotating to thereby rotate said third gear 72, said third gear 72 rotating to thereby rotate said fourth shaft 53, said fourth shaft 53 rotating to thereby rotate said fourth pulley 74, said fourth pulley 74 rotating to thereby rotate said fifth pulley 45 via said compression belt 51, said fifth pulley 45 rotating to thereby rotate said fifth shaft 44, said fifth shaft 44 rotating to thereby rotate said gear chamber 49, said gear chamber 49 rotating to thereby rotate said seventh helical gear 48, said seventh helical gear 48 rotating to thereby rotate said sixth shaft 47, said sixth shaft 47 rotating to thereby rotate said eighth pulley 46, the eighth pulley 46 rotates via the transmission belt 38 to rotate the ninth pulley 36, the ninth pulley 36 rotates to rotate the seventh shaft 35, and the seventh shaft 35 rotates to rotate the turbine 33.
3. The fourth shaft 53 and the upper compression block 55 rotate to compress the air introduced into the compression chamber 56 into high-pressure air and then into the combustion chamber 39 through the high-pressure delivery pipe 42, then, the gas is contacted with the combustion agent in the gas tank 41 to be combusted, so as to generate high-temperature combustion gas, the air is rapidly expanded, so that the turbine 33 is rapidly rotated, the turbine 33 is rotated, so that the generator 34 generates electricity, at the same time, the turbine 33 rotates rapidly to drive the hot air in the turbine rotating chamber 32 to enter the heating chamber 28 through the hot air transmission pipeline 30 so as to heat the water tank 29, therefore, steam is generated in the water tank 29, the steam in the water tank 29 enters the heat energy recovery cavity 66 through the steam transmission pipeline 27 to drive the fan blades 25 to rotate, and the fan blades 25 rotate to drive the eighth shaft 26 to rotate.
4. When the power generated by the rotation of the seventh shaft 35 and the eighth shaft 26 is greater than the power generated by the transmission motor 68 and the motor 73, the transmission motor 68 and the motor 73 are turned off, and the device operates by itself.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims (1)

1. A waste heat recovery device for gas turbine power generation, includes the shell body, its characterized in that: an air transmission box is arranged in the outer shell, an air transmission cavity is arranged in the air transmission box, an air extraction box is fixedly arranged above the air transmission box, an air extraction cavity is arranged in the air extraction box, the air extraction cavity faces the right and is provided with a communicated rotating cavity, and an air extraction assembly is arranged in the rotating cavity; a steam rotating box is arranged on the right side of the rotating cavity, a heating cavity is arranged in the steam rotating box, a waste heat recovery assembly is arranged in the heating cavity, a turbine box is arranged below the rotating cavity, a turbine rotating cavity is arranged in the turbine box, and a power generation assembly is arranged in the turbine rotating cavity; a combustion box is arranged on the left side of the turbine box, a combustion chamber is arranged in the combustion box, a compression box is arranged on the left side of the combustion box, a compression chamber is arranged in the compression box, the compression chamber is communicated with the combustion chamber through a high-pressure transmission pipeline, a high-pressure component is arranged in the compression chamber, a gear chamber is arranged in the lower wall of the compression chamber, and a belt pulley chamber is arranged below the gear chamber; the air exhaust component comprises a first shaft which is rotatably arranged in the front end wall and the rear end wall of the rotating cavity, a first belt pulley is fixedly arranged on the first shaft, a rotating block which is fixedly arranged on the first shaft is arranged on the rear side of the first belt pulley, a first fixed block is fixedly arranged on the rotating block, a right push rod is rotatably arranged on the first fixed block, the left end of the right push rod is rotatably arranged on the second shaft, a left push rod which is fixedly arranged on the second shaft is arranged on the front side of the right push rod, the left push rod extends into the air exhaust cavity and is fixedly provided with a push plate, the push plate is slidably arranged in the air exhaust cavity, an upper air inlet pipeline is arranged in the upper end wall on the right side of the air exhaust cavity, the opening of the upper air pipeline is upward, a lower air duct is arranged in the lower end wall on the, a second fixed block is arranged at the position where the lower vent pipeline is communicated with the air transmission cavity for isolation, a spring is fixedly arranged below the second fixed block, the lower part of the spring is fixedly arranged on a boss of the air transmission box, and the opening of the air transmission cavity faces the right and is communicated with the compression cavity; the high-pressure component comprises a third fixed block fixedly arranged on the front side of the compression box, a compression gear cavity is arranged in the third fixed block, a motor is fixedly arranged in the front side end wall of the third fixed block, a third shaft is dynamically connected with the rear side of the motor, the third shaft is rotatably arranged between the compression gear cavity and the compression cavity, a second gear fixedly arranged on the third shaft is arranged in the compression gear cavity, a third gear is arranged below the second gear in a meshed connection mode, the third gear is fixedly arranged on a fourth shaft, the fourth shaft is rotatably arranged between the compression cavity and the compression gear cavity, the fourth shaft extends into the compression cavity and is fixedly provided with a lower compression block, an upper compression block fixedly mounted on the third shaft is arranged above the lower compression block, and a fourth belt pulley fixedly mounted on the fourth shaft is arranged on the front side of the third gear; a fifth belt pulley positioned in the gear cavity is arranged below the fourth belt pulley, the fifth belt pulley is fixedly arranged on a fifth shaft, the front end and the rear end of the fifth shaft are respectively rotatably arranged in the front end wall and the rear end wall of the gear cavity, the fifth belt pulley is connected with the fourth belt pulley through a compression belt, a sixth helical gear fixedly arranged on the fifth shaft is arranged on the rear side of the fifth belt pulley, a seventh helical gear is arranged below the sixth helical gear in a meshed connection manner, the seventh helical gear is fixedly arranged on a sixth shaft, the sixth shaft is rotatably arranged between the gear cavity and the belt pulley cavity, an eighth belt pulley positioned in the belt pulley cavity is arranged below the seventh helical gear, the eighth belt pulley is fixedly arranged on the sixth shaft, a ninth belt pulley is arranged on the right side of the eighth belt pulley, and the ninth belt pulley is connected with the eighth belt pulley through a transmission belt, the ninth belt pulley is fixedly arranged on a seventh shaft, and the seventh shaft is rotatably arranged between the belt pulley cavity and the turbine rotating cavity; the power generation assembly comprises a gas tank which is arranged on the outer sides of the upper end wall and the lower end wall of the combustion tank and fixedly arranged in the outer shell, the gas tank is communicated with the combustion chamber, the opening of the combustion chamber is communicated towards the right and extends into the turbine rotating chamber, a generator is fixedly arranged in the upper end wall of the turbine rotating chamber, the lower part of the generator is in power connection with the upper end of the seventh shaft, a turbine fixedly arranged on the seventh shaft is arranged in the turbine rotating chamber, the opening of the turbine rotating chamber faces the right and is communicated with the heating chamber through a hot gas transmission pipeline; the waste heat recovery assembly comprises a transmission block fixedly installed in the upper end wall of the heating cavity, a connection block fixedly installed on the steam rotating box is arranged on the front side of the transmission block, a connection cavity is formed in the connection block, a heat recovery cavity is formed in the transmission block, a transmission motor is fixedly installed in the rear end wall of the heat recovery cavity, an eighth shaft is arranged at the front end of the transmission motor in a power connection mode, the eighth shaft is rotatably installed between the connection cavity and the heat recovery cavity, fan blades fixedly installed on the eighth shaft are arranged between the heat recovery cavity, a tenth belt pulley located in the connection cavity is arranged on the front side of the fan blades, and the tenth belt pulley is connected with the first belt pulley through a rotating belt; the tenth belt pulley is fixedly installed on the eighth shaft, a steam transmission pipeline communicated with the heat energy recovery cavity is arranged below the transmission block, a water tank is communicated with the lower portion of the steam transmission pipeline, a right circulation pipeline communicated with the heat energy recovery cavity is arranged on the left side of the heat energy recovery cavity, and the other side of the right circulation pipeline is communicated into the upper air inlet pipeline.
CN202010023477.7A 2020-01-09 2020-01-09 Waste heat recovery device for gas turbine power generation Active CN111042920B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202010023477.7A CN111042920B (en) 2020-01-09 2020-01-09 Waste heat recovery device for gas turbine power generation
GBGB2008649.2A GB202008649D0 (en) 2020-01-09 2020-06-09 A waste heat recovery device for gas turbine power generation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010023477.7A CN111042920B (en) 2020-01-09 2020-01-09 Waste heat recovery device for gas turbine power generation

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CN111042920A CN111042920A (en) 2020-04-21
CN111042920B true CN111042920B (en) 2020-09-29

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Application Number Title Priority Date Filing Date
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1417571A (en) * 1920-04-13 1922-05-30 Worthington Pump & Mach Corp Air compressor
US3486329A (en) * 1967-11-24 1969-12-30 Ford Motor Co Control system for gas turbine/transmission power train
CN108980870A (en) * 2018-09-07 2018-12-11 黄均杰 A kind of residual neat recovering system and its application method
CN109098782A (en) * 2018-09-28 2018-12-28 兰溪市宏科网络科技有限公司 Steamturbine and application method
CN109185847A (en) * 2018-09-07 2019-01-11 黄均杰 A kind of residual neat recovering system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1417571A (en) * 1920-04-13 1922-05-30 Worthington Pump & Mach Corp Air compressor
US3486329A (en) * 1967-11-24 1969-12-30 Ford Motor Co Control system for gas turbine/transmission power train
CN108980870A (en) * 2018-09-07 2018-12-11 黄均杰 A kind of residual neat recovering system and its application method
CN109185847A (en) * 2018-09-07 2019-01-11 黄均杰 A kind of residual neat recovering system
CN109098782A (en) * 2018-09-28 2018-12-28 兰溪市宏科网络科技有限公司 Steamturbine and application method

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CN111042920A (en) 2020-04-21

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