CN109268092A - A kind of hydrogen mixed working fluid dynamical system using air-energy - Google Patents
A kind of hydrogen mixed working fluid dynamical system using air-energy Download PDFInfo
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- CN109268092A CN109268092A CN201810872044.1A CN201810872044A CN109268092A CN 109268092 A CN109268092 A CN 109268092A CN 201810872044 A CN201810872044 A CN 201810872044A CN 109268092 A CN109268092 A CN 109268092A
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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
- 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
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/0005—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes
- C01B3/001—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof
- C01B3/0026—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof of one single metal or a rare earth metal; Treatment thereof
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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
- F01K21/00—Steam engine plants not otherwise provided for
- F01K21/04—Steam engine plants not otherwise provided for using mixtures of steam and gas; Plants generating or heating steam by bringing water or steam into direct contact with hot gas
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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
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/06—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using mixtures of different fluids
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- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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Abstract
The present invention relates to a kind of hydrogen mixed working fluid dynamical systems using air-energy, including hydrogen reaction bed unit, mixing gasifying device, gaseous mixture expanding machine, band liquid expanding machine, generator, gas-liquid separator, air heat-exchange pipeline, hydrogen heat exchanging pipe and liquid pressing pump.Air heat-exchange pipeline is connect with the heat exchanging pipe of hydrogen reaction bed unit, and the heat exchange coil of mixing gasifying device connects the entrance and exit that hydrogen reacts bed unit by hydrogen heat exchanging pipe.Hydrogen reaction bed unit is connected to mixing gasifying device hydrogen inlet, and gas-liquid separator is connected to the lime set entrance of mixing gasifying device by liquid pressing pump.Mixing gasifying device mixed gas outlet is connected to gas-liquid separator by gaseous mixture expanding machine, band liquid expanding machine, and the hydrogen outlet of gas-liquid separator is connected to hydrogen reaction bed unit.Thermal energy, for cycle fluid, using the heat of air itself, is mechanical energy and electric energy, takes full advantage of surrounding air thermal energy by the present invention with hydrogen, nitrogen etc., is beneficial to energy conservation emission reduction and is created economic benefit.
Description
Technical field
The invention belongs to total energy approach technical fields, are related to a kind of hydrogen mixed working fluid power using air-energy
System.
Background technique
Energy shortage, environmental pollution, Global climate change enable exploitation cleaning, efficient, the safe and sustainable energy compel
The eyebrows and eyelashes, wherein Hydrogen Energy is by the attention of more and more national.Into 21st century, prime mover industry has been obtained promptly
Development, however gasoline engine and diesel engine are still the main machine of vehicular engine at present.Gasoline and diesel oil are all non-renewable
Resource influences and reduces atmosphere pollution and motor exhaust to slow down series of negative brought by the scarcity of petroleum resources
Discharge needs to find the substitute fuel of engine, and hydrogen energy source is current optimal clean fuel.With countries in the world environment
The features such as measure of protection is increasingly stringenter, and Hydrogen Energy source vehicle is due to its energy conservation, low emission is as engine research and exploitation
One emphasis, and have begun commercialization.
Hydrogen is as the advantages of fuel, resourceful using water as raw material；The heat released when burning is more；Combustion product is
Water, it is nontoxic, pollution-free, and can be recycled, it is referred to as green energy resource.Hydrogen can be a large amount of from electrolysis water, coal gasification
It produces, and does not need to carry out engine big repacking, therefore Hydrogen Energy power has broad application prospects.High temperature work at present
Industry exhaust gas is substantially all to have obtained and utilize well, for producing steam, for turbine generator etc..But low-temperature industrial exhaust gas
Calorific value it is low, utility value is little, poor for producing steam-electric power economic benefit, therefore most of is discarded.
The application for a patent for invention of Publication No. 102287800A discloses " a kind of to produce steam using coke oven heating waste gas residual heat
System.The system includes the waste heat boiler that upper end is connect with coke oven exhaust gas flue, the lower end of waste heat boiler by air-introduced machine with
Chimney connects, and sets gradually superheater, evaporator, economizer, preheating cold water device from top to bottom inside the waste heat boiler；It is cold
The import header of water preheater is connect with softening water tank, and outlet header connects economizer, the outlet header and evaporator of economizer
Connection, the steam (vapor) outlet of evaporator and the import header of superheater connect ".The patenting process is simple, and equipment is easy arrangement,
Occupied area is few.But it is not suitable for generating electricity using industrial waste gas waste heat.
Summary of the invention
The object of the present invention is to provide a kind of hydrogen mixed working fluid dynamical systems using air-energy, utilize the heat of air
Amount is that mechanical energy drives electrical power generators by energy transitions, makes full use of the natural resources, increases Business Economic Benefit.
The technical scheme is that using the hydrogen mixed working fluid dynamical system of air-energy, including hydrogen reacts sheet
Member, mixing gasifying device, gaseous mixture expanding machine, band liquid expanding machine, generator, gas-liquid separator, air heat-exchange pipeline, hydrogen heat exchange
Pipeline and liquid pressing pump.Gaseous mixture expanding machine is connect with generator shaft, and band liquid expanding machine is connect with liquid pressing pump shaft.Hydrogen is anti-
Bed unit is answered to be equipped with heat exchanging pipe, mixing gasifying device is equipped with heat exchange coil, and air heat-exchange pipeline reacts the heat exchange of bed unit with hydrogen
The heat exchange coil of piping connection, mixing gasifying device connects the entrance and exit that hydrogen reacts bed unit by hydrogen heat exchanging pipe.It is mixed
It closes gasifier and is equipped with hydrogen inlet, lime set entrance and mixed gas outlet, gas-liquid separator is equipped with hydrogen outlet, condensate outlet and mixes
Close gas entrance.Hydrogen reacts the hydrogen outlet of bed unit through high pressure hydrogen piping connection to the hydrogen inlet of mixing gasifying device, gas-liquid
The condensate outlet of separator is connected to liquid pressing pump intake by lime set pipeline, and liquid pressing pump discharge is connected to mixing gasifying
The lime set entrance of device.Mixing gasifying device mixed gas outlet is connected to gaseous mixture expander inlet, and the outlet of gaseous mixture expanding machine connects
It is connected to the entrance with liquid expanding machine, the outlet with liquid expanding machine is connected to the gaseous mixture entrance of gas-liquid separator, gas-liquid separator
Hydrogen outlet through low pressure hydrogen piping connection to hydrogen reaction bed unit hydrogen inlet.
Another selection scheme of the present invention is: gaseous mixture expanding machine replaces with piston-mode motor, and piston-mode motor passes through
Connecting rod and crankshaft are connect with generator shaft.The mixed gas outlet of mixing gasifying device is connected to the cylinder entrance of piston-mode motor,
The cylinder outlet of piston-mode motor is connected to the entrance with liquid expanding machine.
Hydrogen react bed unit be equipped with three hydrogen reaction beds, the hydrogen inlet of every hydrogen reaction bed respectively with low pressure hydrogen pipeline
It is connected with hydrogen heat exchanging pipe, the hydrogen outlet of every hydrogen reaction bed connects with high pressure hydrogen pipeline and hydrogen heat exchanging pipe respectively
It connects, connecting line is equipped with valve.The hydrogen outlet of gas-liquid separator is equipped with hydrogen filtration film.Lime set working medium in lime set pipeline is
Stable inorganic working medium or organic working medium or liquid nitrogen or inert gas or normal butane or propane.Band liquid expanding machine, which replaces with, can make to coagulate
Other liquefaction devices of liquid working medium efficient liquefaction.
Hydrogen reacts bed unit at least one level, and when using multilevel structure, the suction hydrogen heat release of hydrogen reaction bed upper level passes to next
Grade hydrogen release uses, and transfers heat to metal hydride into hydrogen reaction bed.Metal hydrogen storage material, low pressure are loaded in hydrogen reaction bed
Hydrogen enters hydrogen reaction bed by hydrogen inlet, and low pressure hydrogen is absorbed to form metal hydride by hydrogen storage material, after completing suction hydrogen
Metal hydride heating release high pressure hydrogen.With air or flue gas partition or non-septate heat transfer.Hydrogen reaction bed is situated between using circulation
Matter includes hydrogen but is not limited to hydrogen, is directly entered hydrogen reaction bed and is heated or moved heat, or using electricity, electromagnetism or internal heating
Mode, or by the way of external heat, or simultaneously by the way of interior external heat, circulatory mediator is hydrogen or other are stablized and are situated between
Matter.
Mixing gasifying device is simple mixing arrangement or knockdown mixing apparatus, and guaranteeing that mixed gas outlet obtains includes pressure
The continuous gaseous mixture of the flow of parameter stability including power, temperature.
Air can be replaced by other room temperature or low temperature media.
The present invention utilizes the hydrogen mixed working fluid dynamical system of air-energy, with hydrogen, nitrogen etc. for cycle fluid, utilizes
The heat of air itself drives gaseous mixture expanding machine by working medium circulation and does work with liquid expanding machine or piston-mode motor,
It is that mechanical energy drives electrical power generators or driving equipment by thermal energy, takes full advantage of surrounding air thermal energy, be beneficial to energy conservation
Emission reduction and creation economic benefit.
Detailed description of the invention
Fig. 1 is the flow diagram using the hydrogen mixed working fluid dynamical system of air energy；
Fig. 2 is the structural schematic diagram that bed unit is reacted using the hydrogen of the hydrogen mixed working fluid dynamical system of air energy；
Fig. 3 is the flow diagram using another embodiment of hydrogen mixed working fluid dynamical system of air energy；
Wherein: 1-hydrogen reacts bed unit, 2-mixing gasifying devices, 3-gaseous mixture expanding machines, 4-band liquid expanding machines, 5-power generations
Machine, 6-gas-liquid separators, 7-liquid pressings pump, 8-hydrogen filtration films, 9-low pressure hydrogen pipelines, 10-High Pressure Hydrogen tracheaes
Road, 11-lime set pipelines, 12-air heat-exchange pipelines, 13-hydrogen heat exchanging pipes, 14-valves, 15-heat exchanging pipes, 16-
Piston-mode motor, 19-low pressure hydrogen imported valves, 20-high pressure hydrogen outlet valves, 21-cycle heat exchange hydrogen inlet valves
Door, No. 1 22-cycle heat exchange hydrogen outlet valves, 23-ambient air inlet valves, 24-cold-air vent valves, A-hydrogen
No. 3 reaction bed, No. 2 hydrogen reaction beds of B-, C-hydrogen reaction beds.
Specific embodiment
Below with reference to embodiment and attached drawing, the present invention is described in detail.The scope of protection of the present invention is not limited to the embodiment,
Those skilled in the art make any change within the scope of the claims and also belong to the scope of protection of the invention.
Embodiment 1
The present invention is using the hydrogen mixed working fluid dynamical system of air-energy as shown in Figure 1, including hydrogen reaction bed unit 1, mixing
Gasifier 2, gaseous mixture expanding machine 3, band liquid expanding machine 4, generator 5, gas-liquid separator 6, air heat-exchange pipeline 12, hydrogen heat exchange
Pipeline 13 and liquid pressing pump 7.Gaseous mixture expanding machine is connect with generator shaft, and generator electricity is connected to the grid, and band liquid expands
Machine and liquid pressing pump 7 axis connections, and driving liquid pressing pump is that circulating liquid nitrogen pressurizes.Hydrogen reacts bed unit 1 and is equipped with heat exchanging pipe
15, the mixing gasifying device 2 is equipped with heat exchange coil 17.As shown in Fig. 2, hydrogen reaction bed unit 3 is equipped with three hydrogen reaction beds 18,1
Number hydrogen reaction bed A, No. 2 hydrogen reaction bed B and No. 3 hydrogen reaction bed C, the hydrogen inlet of every hydrogen reaction bed respectively with pressure hydrogen tracheae
Road 9 and hydrogen heat exchanging pipe 13 connect, and the hydrogen outlet of every hydrogen reaction bed exchanges heat with high pressure hydrogen pipeline 10 and hydrogen respectively
Pipeline 13 connects, and connecting line is equipped with valve.Air heat-exchange pipeline 12 is connect with the heat exchanging pipe of hydrogen reaction bed unit, is mixed
The heat exchange coil of gasifier 2 passes through three hydrogen reaction beds 18 that hydrogen heat exchanging pipe 13 1 are connected to hydrogen reaction bed unit 1
Hydrogen inlet, other end are connected to the hydrogen outlet of three hydrogen reaction beds 18, and connecting line is equipped with valve.Mixing gasifying device 2 is set
There are hydrogen inlet, lime set entrance and mixed gas outlet, gas-liquid separator 6 is equipped with hydrogen outlet, condensate outlet and gaseous mixture entrance,
Lime set working medium in lime set pipeline is liquid nitrogen, and hydrogen outlet is equipped with hydrogen filtration film 8.Hydrogen reacts three hydrogen reaction of bed unit 1
18 hydrogen outlets of bed are connected to the hydrogen inlet of mixing gasifying device 2, the condensate outlet of gas-liquid separator 6 through high pressure hydrogen pipeline 10
Liquid pressing is connected to by lime set pipeline 11 and pumps 7 entrances, and the lime set that liquid pressing pump discharge is connected to mixing gasifying device 2 enters
Mouthful.The mixed gas outlet of mixing gasifying device 2 is connected to 3 entrance of gaseous mixture expanding machine, and the outlet of gaseous mixture expanding machine is connected to band
The entrance of liquid expanding machine 4, the outlet with liquid expanding machine are connected to the gaseous mixture entrance of gas-liquid separator 6, the hydrogen of gas-liquid separator 6
Gas outlet is connected to the hydrogen inlet of three hydrogen reaction beds 18 of hydrogen reaction bed unit 1 through low pressure hydrogen pipeline 9.
Hydrogen reacts bed unit 1 and is equipped with multiple hydrogen reaction beds alternately suction/hydrogen release process, is equipped with heat exchanger tube in hydrogen reaction bed
Road 15, heat exchanging pipe connects air heat-exchange pipeline 12 when hydrogen reaction bed hydrogen release, while being made inside reaction bed by valve transfer
With high pressure hydrogen pipeline connection, because heat absorption and hydrogen discharging temperature are 0 DEG C when hydrogen reaction bed hydrogen release, can utilize air can be hydrogen
Heat is provided when reaction bed hydrogen release, hydrogen reaction bed is made to release high pressure hydrogen, 20 DEG C of surrounding air after heat exchange into going out for 5 DEG C；Hydrogen reaction
Make to be connected to inside reaction bed with low pressure hydrogen pipeline 9 and hydrogen heat exchanging pipe 13 by valve transfer when bed inhales hydrogen, because hydrogen is anti-
Releasing heat when bed being answered to inhale hydrogen and inhaling hydrogen temperature is -80 DEG C, so can transfer heat to mixing gasifying device 2 supplies its liquid nitrogen vaporization
It uses, while the suction hydrogen temperature in hydrogen reaction bed can be maintained to -80 DEG C to make to inhale the progress of hydrogen stable operation.
The course of work that hydrogen reacts bed unit includes inhaling hydrogen process I, inhaling hydrogen process II and hydrogen release process；Every hydrogen reaction bed
Work press inhale hydrogen process I-inhale II-hydrogen release of hydrogen process process-suction hydrogen process I sequence recycled.With hydrogen reaction bed
Unit is arranged for three hydrogen reaction beds, and each period has a hydrogen reaction bed to be respectively at suction hydrogen process I, inhale hydrogen process
II and hydrogen release process.
Inhale hydrogen process I:
Hydrogen reaction bed enters suction hydrogen process I after terminating hydrogen release process, and hydrogen reaction bed first closes ambient air inlet valve 23, cold sky
Gas outlet valve 24 and high pressure hydrogen outlet valve 20 are then turned on low pressure hydrogen imported valve 19, cycle heat exchange hydrogen inlet
It is cold that valve 21 and cycle heat exchange hydrogen outlet valve 22, cycle heat exchange hydrogen and low pressure hydrogen are directly entered the progress of hydrogen reaction bed
But, hydrogen reaction bed starts to inhale hydrogen after being cooled to -80 DEG C, and the heat for inhaling hydrogen releasing is taken away by cycle heat exchange hydrogen passes to gaseous mixture
Change device 2 and evaporates liquid nitrogen use.
Inhale hydrogen process II:
Hydrogen process II is inhaled to continue to inhale the suction hydrogen operation of hydrogen process I.
Hydrogen release process:
Hydrogen reaction bed enters hydrogen release process after inhaling hydrogen process II, and hydrogen reaction bed is first closed low pressure hydrogen imported valve 19, followed
Ring heat exchange hydrogen inlet valve 21 and cycle heat exchange hydrogen outlet valve 22, are then turned on ambient air inlet valve 23 and cold sky
Gas outlet valve 24, hydrogen reaction bed absorb the heat of surrounding air, are heated to 0 DEG C of hydrogen reaction bed and start hydrogen release, hydrogen release is anti-to hydrogen
After answering in bed pressure to reach setting pressure, opens high pressure hydrogen outlet valve 20 and send out high pressure hydrogen.
Hydrogen reacts 0 DEG C released when 1 hydrogen release of bed unit, and 7.8MPa high pressure hydrogen is first sent into via high pressure hydrogen pipeline 10 mixed
Gasifier 2 is closed, the hydrogen inlet valve and hydrogen nitrogen mixed gas outlet valve of mixing gasifying device 2 is then shut off, passes through liquid pressing
Pump 7 squeezes into high-pressure liquid nitrogen, and the liquid nitrogen of addition and the high pressure hydrogen quality ratio of addition are 76:1, and liquid nitrogen is in mixing gasifying device 2
It absorbs the heat released when hydrogen reacts bed unit suction hydrogen by heat exchange coil to gasify, so that the pressure in mixing gasifying device 2
50 MPa are increased to, temperature is down to -72 DEG C, then opens hydrogen nitrogen mixed gas outlet valve, hydrogen nitrogen mixed gas is sent into gaseous mixture
3 expansion work of expanding machine, gaseous mixture expanding machine drive generator operation to generate electricity.Mixing gasifying device 2 is settable multiple, guarantees
It is continuously supplied.
50MPa, -72 DEG C of hydrogen nitrogen mixed gas expansion work in gaseous mixture expanding machine 3 are sent into 10MPa after -146 DEG C
Band liquid expanding machine continues to expand, and since temperature continues to decline in expansion process, nitrogen is swollen in band liquid when gaseous mixture is expanded to 2MPa
It all liquefies in swollen machine.2MPa, -158 DEG C of liquid nitrogen is sent into gas-liquid separator 6 with the gas-liquid mixture of hydrogen to be separated,
Hydrogen filtration film 8,2MPa is equipped at the hydrogen outlet of gas-liquid separator, -158 DEG C of hydrogen sends back to through low pressure hydrogen pipeline 9
Hydrogen reacts bed unit and inhales hydrogen recycling for it；2MPa, -158 DEG C of liquid nitrogen are added through the condensate outlet of gas-liquid separator by liquid
Press pump 7 sends the recycling of mixing gasifying device 2 back to.Band liquid expanding machine concentric zones hydrodynamic body force (forcing) pump 7 operates.
Embodiment 2
Another embodiment of the invention is as shown in figure 3, include that hydrogen reacts bed unit 1, mixing gasifying device 2, piston engine
Machine 16, band liquid expanding machine 4, generator 5, gas-liquid separator 6, air heat-exchange pipeline 12, hydrogen heat exchanging pipe 13 and liquid pressing
Pump 7.Piston-mode motor 16 is connect by connecting rod and crankshaft with generator shaft, and generator electricity is connected to the grid, and band liquid expands
Machine and liquid pressing pump 7 axis connections, and driving liquid pressing pump is that circulating liquid nitrogen pressurizes.Hydrogen reacts bed unit 1 and is equipped with heat exchanging pipe
15, mixing gasifying device 2 is equipped with heat exchange coil 17.As shown in Fig. 2, hydrogen reaction bed unit 3 is equipped with three hydrogen reaction beds, 18, No. 1 hydrogen
Reaction bed A, No. 2 hydrogen reaction bed B and No. 3 hydrogen reaction bed C, the hydrogen inlet of every hydrogen reaction bed respectively with low pressure hydrogen pipeline 9
With hydrogen heat exchanging pipe 13 connect, the hydrogen outlet of every hydrogen reaction bed respectively with high pressure hydrogen pipeline 10 and hydrogen heat exchanging pipe
13 connections, connecting line are equipped with valve.Air heat-exchange pipeline 12 is connect with the heat exchanging pipe of hydrogen reaction bed unit, mixing gasifying
The heat exchange coil of device 2 is connected to the hydrogen that hydrogen reacts three hydrogen reaction beds 18 of bed unit 1 by hydrogen heat exchanging pipe 13 1
Entrance, other end are connected to the hydrogen outlet of three hydrogen reaction beds 18, and connecting line is equipped with valve.Mixing gasifying device 2 is equipped with hydrogen
Gas entrance, lime set entrance and mixed gas outlet, gas-liquid separator 6 are equipped with hydrogen outlet, condensate outlet and gaseous mixture entrance, lime set
Lime set working medium in pipeline is liquid nitrogen, and hydrogen outlet is equipped with hydrogen filtration film 8.Three hydrogen reaction beds 18 of hydrogen reaction bed unit 1
Hydrogen outlet is connected to the hydrogen inlet of mixing gasifying device 2 through high pressure hydrogen pipeline 10, and the condensate outlet of gas-liquid separator 6 passes through
Lime set pipeline 11 is connected to liquid pressing and pumps 7 entrances, and liquid pressing pump discharge is connected to the lime set entrance of mixing gasifying device 2.It is mixed
The mixed gas outlet for closing gasifier 2 is connected to the cylinder entrance of piston-mode motor 16, and the cylinder outlet of piston-mode motor connects
It is connected to the entrance with liquid expanding machine 4, the outlet with liquid expanding machine is connected to the gaseous mixture entrance of gas-liquid separator 6, gas-liquid separation
The hydrogen outlet of device 6 is connected to the hydrogen inlet of three hydrogen reaction beds 18 of hydrogen reaction bed unit 1 through low pressure hydrogen pipeline 9.
In the present embodiment, initially entered in piston engine 16 from the high pressure hydrogen nitrogen mixed gas come out in mixing gasifying device 2
Expansion work is then fed into band liquid expanding machine 4, other are same as Example 1.It is -20 DEG C that hydrogen, which reacts bed unit hydrogen discharging temperature, is inhaled
Hydrogen temperature is -40 DEG C, and suction hydrogen pressure is 2MPa, and hydrogen release pressure is 3.5MPa.Mixing gasifying device exports hydrogen nitrogen mixed gas pressure
20MPa, -118 DEG C of temperature.Piston engine export hydrogen nitrogen mixed gas pressure be 10MPa, -146 DEG C of temperature.Band liquid expanding machine goes out
The gas-liquid mixture pressure of mouthful hydrogen and liquid nitrogen is 2MPa, -158 DEG C.
Claims (8)
1. a kind of hydrogen mixed working fluid dynamical system using air-energy, it is characterized in that: the system comprises hydrogen to react sheet
First (1), mixing gasifying device (2), gaseous mixture expanding machine (3), band liquid expanding machine (4), generator (5), gas-liquid separator (6), sky
Gas heat exchanging pipe (12), hydrogen heat exchanging pipe (13) and liquid pressing pump (7), the gaseous mixture expanding machine and generator shaft connect
It connects, the band liquid expanding machine and liquid pressing pump (7) axis connection；Hydrogen reaction bed unit (1) is equipped with heat exchanging pipe (15), institute
Mixing gasifying device (2) are stated equipped with heat exchange coil (17), the air heat-exchange pipeline (12) reacts the heat exchanging pipe of bed unit with hydrogen
Connection, the heat exchange coil of the mixing gasifying device (2) by hydrogen heat exchanging pipe (13) connect hydrogen react bed unit entrance and
Outlet；The mixing gasifying device (2) is equipped with hydrogen inlet, lime set entrance and mixed gas outlet, and the gas-liquid separator (6) is equipped with
Hydrogen outlet, condensate outlet and gaseous mixture entrance；The hydrogen outlet of hydrogen reaction bed unit (1) is through high pressure hydrogen pipeline (10)
It is connected to the hydrogen inlet of mixing gasifying device (2), the condensate outlet of the gas-liquid separator (6) is connected by lime set pipeline (11)
(7) entrance is pumped to liquid pressing, the liquid pressing pump discharge is connected to the lime set entrance of mixing gasifying device (2)；The mixing
The mixed gas outlet of gasifier (2) is connected to gaseous mixture expanding machine (3) entrance, and it is swollen that the outlet of gaseous mixture expanding machine is connected to band liquid
The entrance of swollen machine (4), the outlet with liquid expanding machine are connected to the gaseous mixture entrance of gas-liquid separator (6), gas-liquid separator
(6) hydrogen outlet is connected to the hydrogen inlet of hydrogen reaction bed unit (1) through low pressure hydrogen pipeline (9).
2. the hydrogen mixed working fluid dynamical system according to claim 1 using air-energy, it is characterized in that: the hydrogen is anti-
Answer bed unit (3) be equipped with three hydrogen reaction beds (18), the hydrogen inlet of every hydrogen reaction bed respectively with low pressure hydrogen pipeline (9) and
Hydrogen heat exchanging pipe (13) connection, the hydrogen outlet of every hydrogen reaction bed respectively with high pressure hydrogen pipeline (10) and hydrogen heat exchanger tube
Road (13) connection, connecting line are equipped with valve.
3. the hydrogen mixed working fluid dynamical system according to claim 1 using air-energy, it is characterized in that: the mixing
Gas expanding machine (3) replaces with piston-mode motor (16), and the piston-mode motor is connected by connecting rod and crankshaft and generator shaft
It connects；The mixed gas outlet of the mixing gasifying device (2) is connected to the cylinder entrance of piston-mode motor (16), piston-mode motor
Cylinder outlet be connected to the entrance with liquid expanding machine (4).
4. the hydrogen mixed working fluid dynamical system according to claim 1 using air-energy, it is characterized in that: the gas-liquid
The hydrogen outlet of separator (6) is equipped with hydrogen filtration film (8).
5. the hydrogen mixed working fluid dynamical system according to claim 1 using air-energy, it is characterized in that: the lime set
Lime set working medium in pipeline is stable inorganic working medium or organic working medium or liquid nitrogen or inert gas or normal butane or propane；It is described
Other liquefaction devices that can make lime set working medium efficient liquefaction are replaced with liquid expanding machine.
6. the hydrogen mixed working fluid dynamical system according to claim 1-3 using air-energy, it is characterized in that:
The hydrogen reacts bed unit at least one level, and when using multilevel structure, the suction hydrogen heat release of hydrogen reaction bed upper level passes to next stage and puts
Hydrogen uses, and transfers heat to metal hydride into hydrogen reaction bed；Metal hydrogen storage material, low pressure are loaded in the hydrogen reaction bed
Hydrogen enters hydrogen reaction bed by hydrogen inlet, and low pressure hydrogen is absorbed to form metal hydride by hydrogen storage material, after completing suction hydrogen
Metal hydride heating release high pressure hydrogen；With air or flue gas partition or non-septate heat transfer, hydrogen reaction bed is situated between using circulation
Matter includes hydrogen but is not limited to hydrogen, is directly entered hydrogen reaction bed and is heated or moved heat, or using electricity, electromagnetism or internal heating
Mode, or by the way of external heat, or simultaneously by the way of interior external heat, circulatory mediator is hydrogen or other are stablized and are situated between
Matter.
7. the hydrogen mixed working fluid dynamical system according to claim 1-3 using air-energy, it is characterized in that:
The mixing gasifying device be simple mixing arrangement or knockdown mixing apparatus, guarantee mixed gas outlet obtain include pressure,
The continuous gaseous mixture of the flow of parameter stability including temperature.
8. the hydrogen mixed working fluid dynamical system according to claim 1-3 using air-energy, it is characterized in that:
The air can be replaced by other room temperature or low temperature media.
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| CN114030656A (en) * | 2021-11-09 | 2022-02-11 | 西安交通大学 | A Novel Variable Thrust Nuclear Thermal Propulsion System |
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