CN109441581A - A kind of system of double-work medium synthesis acting - Google Patents
A kind of system of double-work medium synthesis acting Download PDFInfo
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- CN109441581A CN109441581A CN201811369791.XA CN201811369791A CN109441581A CN 109441581 A CN109441581 A CN 109441581A CN 201811369791 A CN201811369791 A CN 201811369791A CN 109441581 A CN109441581 A CN 109441581A
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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
- F01K13/00—General layout or general methods of operation of complete plants
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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
- F01K25/08—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 special vapours
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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
- F01K27/00—Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for
- F01K27/02—Plants modified to use their waste heat, other than that of exhaust, e.g. engine-friction heat
-
- 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
- F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
- F01K7/02—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being of multiple-expansion type
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The present invention relates to a kind of systems of double-work medium synthesis acting, including No. 1 expanding machine, generator, dual chamber turbocharger, recuperator, shell-and-tube heat exchanger and gasifier.No. 1 expanding machine is connect with generator shaft.The hydrogen outlet of recuperator is connected to the entrance of No. 1 expanding machine by hydrogen circulation line, the outlet of No. 1 expanding machine is connected to pumping chamber's hydrogen inlet of dual chamber turbocharger by shell-and-tube heat exchanger, and the hydrogen outlet of pumping chamber is connected to the hydrogen inlet of recuperator.The nitrogen outlet of recuperator is connected to liquid nitrogen force (forcing) pump through shell-and-tube heat exchanger by nitrogen circulation pipeline.Liquid nitrogen pressurization pump discharge is connected to the turbine room nitrogen inlet of dual chamber turbocharger by gasifier, and the outlet of turbine room is connected to the nitrogen inlet of recuperator.Thermal energy, for cycle fluid, is mechanical energy and electric energy using the Nature energy and industrial exhaust heat, is beneficial to energy conservation emission reduction, creates economic benefit by the present invention with hydrogen, nitrogen etc..
Description
Technical field
The invention belongs to total energy approach technical fields, are related to a kind of system of double-work medium synthesis acting.
Background technique
Nature is filled with the unlimited room temperature energy, and an unbounded quantity of room temperature energy such as air, seawater has potentiality to be exploited.
The tellurian energy overwhelming majority is from the sun, in today that the energy is increasingly in short supply, new renewable green clean power skill
Art is paid more and more attention.In present new energy, water energy and wind energy power technology application are more universal, and technology is also more mature.Water
Electric potentiality to be exploited is little, and wind-force excessively disperses, can only be useful in some specific regions, and water energy and wind electricity generating system
Investment is very big, and occupied area is wide.Air can step into the visual field of people, and air energy water heater has also obtained generally at present
Using principle is exactly to pass through heat pump water using the thermal energy in air.But utilize the technology of air energy power-generating very
Few, technology is not mature enough, it is difficult to promote and apply.
Authorization Notice No. is CN202055876U, and authorized announcement date is the Chinese utility model patent on November 30th, 2011
Disclose a kind of new energy solar-powered thermal supercritical low-temperature air energy power generator.Including heat dump, expansion power generation unit, return
Hot device, cooler, booster pump, refrigeration machine and its conduit fittings and device is detected and controlled, there is nitrogen or mixing in closed system
Working medium.Working medium becomes high-pressure supercritical fluid through heat dump, and expanded generating set acting power generation becomes critical state working medium, warp
Regenerator, cooler condensation are pumped into regenerator heat exchange by pressurization and absorb heat into heat dump form closed circulation electricity generation system again.It
It can be used for low temperature heat resource power generation in waste heat waste heat underground heat etc., working medium carbon dioxide or mixed working fluid.The utility model is special
Air can be converted to the kinetic energy of pushing generator group rotation by benefit, but because cooler condensation needs to consume energy, system energy
Amount conversion ratio is lower, and generator power output is smaller, and actual promotional value is limited.
Summary of the invention
The object of the present invention is to provide a kind of systems of double-work medium synthesis acting, are recycled by hydrogen and nitrogen working medium, benefit
With the heat of air by energy transitions be mechanical energy drive electrical power generators, make full use of more than the Nature energy and industry
Heat, energy-saving and emission-reduction increase Business Economic Benefit.
The technical scheme is that
A kind of system of double-work medium synthesis acting, system includes No. 1 expanding machine, generator, dual chamber turbocharger, septate heat transfer
Device, hydrogen circulation line, nitrogen circulation pipeline, liquid nitrogen force (forcing) pump, shell-and-tube heat exchanger and gasifier.No. 1 expanding machine and power generation
Arbor connection, generator and external electrical network circuit connection.Dual chamber turbocharger includes turbine room and pumping chamber.Recuperator
The outlet of hydrogen outlet entrance, No. 1 expanding machine that No. 1 expanding machine is connected to by hydrogen circulation line pass through pipe shell type heat exchange
The tube side of device is connected to pumping chamber's hydrogen inlet of dual chamber turbocharger.The hydrogen outlet of pumping chamber is connected to recuperator
Hydrogen inlet.The nitrogen outlet of recuperator is connected to liquid nitrogen through the shell side of shell-and-tube heat exchanger by nitrogen circulation pipeline
Force (forcing) pump.Liquid nitrogen pressurization pump discharge is connected to the turbine room nitrogen inlet of dual chamber turbocharger by gasifier.Turbine room
Nitrogen outlet is connected to the nitrogen inlet of recuperator.
Gasifier is liquid nitrogen converter or air-blown gasifier.
System is equipped with air heat-exchange pipeline.Air-blown gasifier is tube shell type structure.Air heat-exchange piping connection is to air gas
Change the tube-side inlet of device, the tube side outlet of air-blown gasifier is communicated with the atmosphere.Liquid nitrogen pressurization pump discharge passes through air-blown gasifier
Shell side is connected to the turbine room nitrogen inlet of dual chamber turbocharger.
Another form, gasifier are liquid nitrogen converter, and the outlet of liquid nitrogen force (forcing) pump is connected to double by liquid nitrogen converter
The turbine room nitrogen inlet of room turbocharger, liquid nitrogen converter are equipped with heat exchange coil.System is equipped with hydrogen and reacts bed unit, air
Heat exchanging pipe, No. 1 hydrogen pans, No. 2 expanding machines, No. 2 hydrogen pans and air heat exchanger.No. 2 expanding machines and generator
Axis connection.Every hydrogen reaction bed of hydrogen reaction bed unit is respectively equipped with low pressure hydrogen import, high pressure hydrogen exports, heat exchange hydrogen enters
Mouth and heat exchange hydrogen outlet.The high pressure hydrogen outlet of every hydrogen reaction bed of hydrogen reaction bed unit is arrived through high pressure hydrogen piping connection
The entrance of No. 2 expanding machines, the low pressure hydrogen that the outlet of No. 2 expanding machines passes through low pressure hydrogen piping connection to every hydrogen reaction bed
Import.The heat exchange hydrogen outlet of hydrogen reaction bed in hydrogen reaction bed unit is divided into two-way by triple valve, all the way through cooled hydrogen
Pipeline passes sequentially through the heat exchange coil and triple valve of heat transferring medium low pressure hydrogen circulating pump, No. 1 hydrogen pans, liquid nitrogen converter
It is connected to the heat exchange hydrogen inlet of hydrogen reaction bed, forms heat exchange cycle circuit.The heated hydrogen pipeline of another way, which passes sequentially through, to be changed
Thermal medium high pressure hydrogen circulating pump, No. 2 hydrogen pans, the tube side of air heat exchanger and triple valve are connected to changing for hydrogen reaction bed
Hot hydrogen entrance forms hydrogen heating circuit.Shell side inlet of the air heat-exchange piping connection to air heat exchanger, air heat exchanger
Shell-side outlet be communicated with the atmosphere.
Hydrogen reacts bed unit and is equipped at least two hydrogen reaction beds, and every hydrogen reaction bed is respectively equipped with low pressure hydrogen import, height
Press hydrogen outlet, heat exchange hydrogen inlet and heat exchange hydrogen outlet.Low pressure hydrogen import is equipped with low pressure hydrogen imported valve, High Pressure Hydrogen
Gas outlet is equipped with high pressure hydrogen outlet valve, and heat exchange hydrogen inlet and heat exchange hydrogen outlet are respectively equipped with triple valve.The hydrogen is anti-
Answer bed unit that can be set as multistage according to hydrogen release heat source temperature.
Metal hydrogen storage material, including but not limited to Rare Earth metal hydride are loaded in hydrogen reaction bed；Low pressure hydrogen is by low
Pressure hydrogen inlet enters hydrogen reaction bed, and low pressure hydrogen is absorbed to form metal hydride by hydrogen storage material, the gold after hydrogen is inhaled to completion
Belong to hydride heating and releases high pressure hydrogen.Hydrogen reaction bed is primary structure, or the multilevel structure of heat is utilized for ladder, is allowed
Kind, quality or the volume of the metal hydride in each hydrogen reaction bed in every grade of hydrogen reaction bed can be different, every grade of hydrogen
Reaction bed can be same or different.
For hydrogen reaction bed using circulatory mediator and heat medium partition or non-septate heat transfer, heat medium is air, flue gas, sea
Water, river water, lake water, gaseous heating medium, liquid heating medium, solid heat medium, two or two mixing or three-phase between gas-liquid-solid
Hybrid Heating medium.The high pressure or low pressure recycle medium that hydrogen reaction bed uses include hydrogen but are not limited to hydrogen, are directly entered hydrogen
Reaction bed is heated or is moved heat, or by the way of electricity, electromagnetism or internal heating, or by the way of external heat, or simultaneously
By the way of interior external heat, circulatory mediator is hydrogen or other stables.The reaction heat released when inhaling hydrogen to hydrogen reaction bed,
It is exchanged heat using heat exchange cycle medium, heat exchange cycle medium includes but is not limited to low pressure recycle hydrogen, low pressure recycle hydrogen
Temperature can be different with inhaling hydrogen temperature, can be temperature more lower than suction hydrogen temperature, when the temperature of low pressure recycle hydrogen is lower than suction
When hydrogen temperature, heat exchange cycle medium when inhaling hydrogen can be directly entered using interruption or variable-flow is directly entered in hydrogen reaction bed
Portion, so that the temperature of hydrogen reaction bed be made to inhale hydrogen temperature or less holding stabilization.
Hydrogen reaction bed is provided with metal hydride more changing device, and the metal hydride of dusting in production process or aging is fast
Speed, which removes simultaneously to replace, loads new metal hydride, using the material inhaled in hydrogen release intermittent time quick-replaceable hydrogen reaction bed,
The material in replacement hydrogen reaction bed can be shut down, the material being replaced, which can be, inhales hydrogen state, is also possible to hydrogen release state, can also
To be the transition state for inhaling hydrogen release.
The hydrogen reaction bed of hydrogen reaction bed unit is equipped with used metal hydride outlet port and fresh metal hydride adds
Entrance, metal hydride more changing device include fresh metal hydride storehouse and used metal hydride storehouse, used gold
Belong to hydride outlet port and used metal hydride storehouse is connected to by sealing valve and drawing pump, fresh metal hydride storehouse is logical
It crosses addition pump and sealing valve is connected to hydrogen reaction bed.Metal hydride more changing device is conveyed, strength using gravity conveying, machinery
The method or their combination that conveying, vacuum handling, fluid power conveying, electromagnetism convey, to reliably realize gold in hydrogen reaction bed
Any method for belonging to hydride replacement is all suitable for.
The pressurization thermoregulating system of dual chamber turbocharger and recuperator composition hydrogen nitrogen can be mixed after again
Separation, while heat transfer substitutes the system of equalized temperature.Hydrogen and nitrogen mixing use ejector structure.Hydrogen nitrogen is mixed
After conjunction or using UF membrane or inhale hydrogen separation separative unit separation.When using hydrogen separative unit is inhaled, inhales hydrogen separative unit and set
There are at least two metal hydride reaction beds and inhale hydrogen separation heat exchanging device, inhales hydrogen separation heat exchanging device and reacted with every metal hydride
Bed is connected by circulation.Allow to be arranged the combination for inhaling the formation of hydrogen separative unit serial or parallel connection by multiple groups, guarantees continuous, stable
Hydrogen and nitrogen are provided.Membrane structure is arranged in the nitrogen outlet and hydrogen outlet for inhaling hydrogen separative unit, and the membrane structure of nitrogen outlet is only
Allow nitrogen to pass through and flow out to inhale hydrogen separative unit, the membrane structure of hydrogen outlet only allows hydrogen to pass through and flow out to inhale hydrogen separation list
Member.
Adjust pressure and expansion ratio before the hydrogen flowing quantities of two hydrogen expander machines, expanding machine, make No. 1 expanding machine and No. 2 it is swollen
Swollen machine revolving speed makes No. 1 expanding machine and No. 2 expanding machines be combined into an expansion as close possible to consistent, then by aerating body tap
Machine.
If air passes through air-blown gasifier, it is possible to which frosting, when air passes through air heat exchanger, hydrogen passes through liquid nitrogen gas
When changing device, Frost formation process can be made to alleviate.
The system of double-work medium synthesis acting of the present invention is by, for cycle fluid, utilizing air itself with hydrogen, nitrogen etc.
Heat drives expanding machine acting by working medium circulation, is that mechanical energy drives electrical power generators or driving equipment by thermal energy, fills
Divide and the Nature energy and industrial exhaust heat is utilized, be beneficial to energy conservation emission reduction and create economic benefit.Double-work medium of the present invention is synthesized
The system of acting is mounted on the vehicles such as steamer, can use energy entrained by other natural materials such as seawater, passes through work
Thermal energy is that mechanical energy drives vehicles operation, realizes green traffic by matter circulation driving expanding machine acting.By this hair
The UTILIZATION OF VESIDUAL HEAT IN that flue gas etc. carries thermal energy exhaust gas may be implemented in the appropriate replacement of the dynamical system equipment of bright double-work medium synthesis acting,
Expand application range.
Detailed description of the invention
Fig. 1 is the flow diagram of one embodiment of this invention；
Fig. 2 is the structural schematic diagram that hydrogen reacts bed unit；
Fig. 3 is the flow diagram of another embodiment of the present invention；
Fig. 4 is hydrogen reaction bed metal hydride more changing device figure；
Fig. 5 is the structural schematic diagram for inhaling hydrogen separative unit.
Wherein: 1-hydrogen reacts bed unit, 2-liquid nitrogen converters, 3-No. 2 expanding machines, 4-No. 1 expanding machine, 5-power generations
Machine, 6-dual chamber turbochargers, 8-recuperators, 9-low pressure hydrogen pipelines, 10-high pressure hydrogen pipelines, 11-hydrogen
Circulation line, 12-air heat-exchange pipelines, 13-heat transferring medium circulating pumps, 14-liquid nitrogen force (forcing) pumps, 15-shell-and-tube heat exchangers,
17-heat exchange coils, 18-nitrogen circulation pipelines, 19-low pressure hydrogen imported valves, 20-high pressure hydrogen outlet valves, 21-
Heat transferring medium high pressure hydrogen circulating pump, 22-air-blown gasifiers, 23-fresh metal hydride storehouses, 24-used metallic hydrogens
Compound storehouse, 25-heat exchange hydrogen pipelines, 26-heating hydrogen pipelines, 27-No. 1 hydrogen pans, 28-No. 2 hydrogen pans,
29-air heat exchangers, 30-triple valves, 31-low pressure hydrogen imports, 32-high pressure hydrogens outlet, 33-heat exchange hydrogen inlets,
34-heat exchange hydrogen outlets, 35-hydrogen reaction beds, 36-used metal hydride outlet ports, 37-fresh metal hydride
Mouth, 38-sealing valves, 39-addition pumps, 40-drawing pumps, 41-suction hydrogen separative units, the reaction of 42-metal hydrides are added
Hydrogen separation heat exchanging device, No. 1 hydrogen reaction bed of A-, No. 3 No. 2 hydrogen reaction beds of B-, C-hydrogen reaction beds are inhaled in bed, 43-.
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 system of double-work medium synthesis acting of the present invention is as shown in Figure 1, include No. 1 expanding machine 4, generator 5, dual chamber turbocharger
6, recuperator 8, hydrogen circulation line 11, nitrogen circulation pipeline 18, liquid nitrogen force (forcing) pump 14, shell-and-tube heat exchanger 15, air
Heat exchanging pipe 12 and air-blown gasifier 22.No. 1 expanding machine 4 and 5 axis connection of generator, generator and external electrical network circuit connection,
Generator electricity is connected to the grid outer confession.Air-blown gasifier 22 be tube shell type structure, dual chamber turbocharger 6 include turbine room and
Pumping chamber.The hydrogen outlet of recuperator 8 is connected to the entrance of No. 1 expanding machine 4, No. 1 expansion by hydrogen circulation line 11
The outlet of machine 4 is connected to pumping chamber's hydrogen inlet of dual chamber turbocharger 6, the hydrogen of pumping chamber by shell-and-tube heat exchanger 15
Outlet is connected to the hydrogen inlet of recuperator 8.The nitrogen outlet of recuperator 8 is by nitrogen circulation pipeline 18 through shell
Formula heat exchanger 15 is connected to liquid nitrogen force (forcing) pump 14.The outlet of liquid nitrogen force (forcing) pump 14 is connected to dual chamber by the shell side of air-blown gasifier 22
The turbine room nitrogen inlet of turbocharger 6.The nitrogen outlet of turbine room is connected to the nitrogen inlet of recuperator 8.Air
Heat exchanging pipe 12 is connected to the tube-side inlet of air-blown gasifier 22, and the tube side outlet of air-blown gasifier 22 is communicated with the atmosphere.
The operational process of the system of double-work medium synthesis acting of the present invention is that nitrogen passes sequentially through pipe through nitrogen circulation pipeline 18
Shell side, liquid nitrogen force (forcing) pump 14, air-blown gasifier 22, the turbine room of dual chamber turbocharger 6 and the partition of shell heat exchanger 15 change
Hot device 8 carries out nitrogen circulation, carries out heat exchange driving dual chamber turbocharger 6 with air and does work, compression hydrogen and by heat transfer
To hydrogen.Hydrogen passes sequentially through the pressurization of the tube side of shell-and-tube heat exchanger 15, dual chamber turbocharger 6 through hydrogen circulation line 11
Room, recuperator 8 and No. 1 expanding machine 4 carry out hydrogen circulation, drive No. 1 operating acting of expanding machine 4, generator 5 is driven to send out
Electricity.
Hydrogen circulation is mainly expansion work, generates temperature lower than the hydrogen before liquid nitrogen force (forcing) pump, for condensation cycle
Nitrogen simultaneously makes its supercooling.Nitrogen circulation main function is after being condensed and being subcooled by low temperature hydrogen again through liquid nitrogen force (forcing) pump and air
The effect of gasifier absorbs the heat in air, makes liquid nitrogen gasification, obtain the nitrogen of high pressure, passes through dual chamber turbocharger benefit
It is pressurized with high pressure nitrogen to low pressure hydrogen, while keeping the discrete state of two kinds of gas.After pressurized hydrogen and expansion decompression
Nitrogen recuperator exchange heat, reach -155 DEG C.Hydrogen expander, nitrogen condensation, completes respective circulation.In regulating system
The relative quantity of hydrogen and nitrogen can be such that nitrogen circulation and hydrogen recycles and reach thermal balance, i.e., the low temperature exported from No. 1 expanding machine 4
Hydrogen transmits cooling capacity to nitrogen, to realize the condensation and supercooling of nitrogen by the tube side of shell-and-tube heat exchanger 15.Liquid nitrogen pressurization
The liquid nitrogen temperature of pump outflow is -148 DEG C, 10MPa, flows through air-blown gasifier, absorb air can make liquid nitrogen gasification and to be increased to -
145℃.Flowed out from No. 1 expanding machine 4-162 DEG C, 2MPa hydrogen nitrogen cyclic system absorbed by the tube side of shell-and-tube heat exchanger 15
Unite release heat and be warming up to -160 DEG C, hydrogen is pressurized to 2.15MPa in dual chamber turbocharger, and nitrogen is as needed
It is expanded into 2.15MPa.By recuperator 8, nitrogen transfers heat to hydrogen, nitrogen cooling, hydrogen heating, last the two
Pressure be 2.15MPa, temperature is -155 DEG C.No. 14 outlet pressure 2MPa of expanding machine makes No. 14 exporting hydrogen of expanding machine
Temperature reach -162 DEG C.- 155 DEG C of the nitrogen flowed out from recuperator 8 enters the shell side of shell-and-tube heat exchanger 15, from 1
- 162 DEG C of low temperature hydrogens that number expanding machine 4 flows out enter the tube side of shell-and-tube heat exchanger 15, to realize nitrogen by heat exchange
The supercooling of condensation and liquid nitrogen.The temperature of overfreezing liquid nitrogen is -158 DEG C, pressure 2MPa, boosts to 10MPa through liquid nitrogen force (forcing) pump 14
And -148 DEG C are warming up to, to complete the circulation of nitrogen.- 160 DEG C of the low pressure hydrogen flowed out from shell-and-tube heat exchanger 15 is through double
Room turbocharger 6 boosts to 2.15MPa, then is warming up to -155 DEG C through recuperator 8, to complete a circulation.
The pressurization thermoregulating system 16 that dual chamber turbocharger 6 and recuperator 8 form can be by other similar system institute
Instead of as separated again after the mixing of hydrogen nitrogen, while heat transfer makes equalized temperature, and hydrogen and nitrogen mixing can also use injector
Structure or other structures.The methods of 41 separation can also be separated with hydrogen separative unit is inhaled using UF membrane after the mixing of hydrogen nitrogen.
When using hydrogen separative unit 41 is inhaled, inhales hydrogen separative unit and be equipped at least two metal hydride reaction beds and inhale hydrogen separation heat exchanging
Device, the suction hydrogen separation heat exchanging device are connected by circulation with every metal hydride reaction bed；Allow to be arranged and inhales hydrogen separation list by multiple groups
The combination of the formation of first serial or parallel connection guarantees continuous, stable offer hydrogen and nitrogen；The nitrogen for inhaling hydrogen separative unit goes out
Membrane structure is arranged in mouth and hydrogen outlet, and the membrane structure of nitrogen outlet only allows nitrogen to pass through and flow out to inhale hydrogen separative unit, hydrogen
The membrane structure of outlet only allows hydrogen to pass through and flows out to inhale hydrogen separative unit.
Embodiment 2
Another embodiment of the present invention is as shown in Fig. 2, include 4, No. 2 expanding machines 3 of No. 1 expanding machine, generator 5, the increasing of dual chamber turbine
Press 6, recuperator 8, hydrogen circulation line 11, nitrogen circulation pipeline 18, liquid nitrogen force (forcing) pump 14, shell-and-tube heat exchanger 15,
Hydrogen reacts bed unit 1,12, No. 1 hydrogen pans 27 of air heat-exchange pipeline, 2, No. 2 hydrogen pans 28 of liquid nitrogen converter and sky
Gas heat exchanger 29.Liquid nitrogen converter 2 is equipped with heat exchange coil 17, and dual chamber turbocharger 6 includes turbine room and pumping chamber.No. 1 swollen
Swollen machine 4 and 5 axis connection of generator, No. 2 expanding machines 3 and 5 axis connection of generator, generator 5 and external electrical network circuit connection, power generation
Machine electricity is connected to the grid outer confession.As shown in figure 3, hydrogen reaction bed unit 1 is equipped with three hydrogen reaction beds, No. 1 hydrogen reaction bed A, No. 2
Hydrogen reaction bed B and No. 3 hydrogen reaction bed C, every hydrogen reaction bed are equipped with low pressure hydrogen entrance 31, high pressure hydrogen outlet 32, heat exchange hydrogen
Gas entrance 33, heat exchange hydrogen outlet 34.Heat exchange hydrogen inlet 33 and heat exchange hydrogen outlet 34 are respectively equipped with triple valve 30.Hydrogen reaction
The high pressure hydrogen outlet 32 of every hydrogen reaction bed of bed unit 1 is connected to the entrance of No. 2 expanding machines 3 through high pressure hydrogen pipeline 10,
The outlet of No. 2 expanding machines 3 is connected to the low pressure hydrogen import 31 of every hydrogen reaction bed by low pressure hydrogen pipeline 9.Hydrogen reaction bed
The heat exchange hydrogen outlet 34 of hydrogen reaction bed in unit 1 is divided by triple valve 30 for two-way, all the way through cooled hydrogen pipeline 25 according to
It is secondary to pass through 13, No. 1 hydrogen pans 27 of heat transferring medium low pressure hydrogen circulating pump, the heat exchange coil 17 of liquid nitrogen converter 2 and threeway
Valve 30 is connected to the heat exchange hydrogen inlet 33 of hydrogen reaction bed, forms heat exchange cycle circuit.The heated hydrogen pipeline 26 of another way according to
It is secondary to be connected by 21, No. 2 hydrogen pans 28 of heat transferring medium high pressure hydrogen circulating pump, the tube side of air heat exchanger 29 and triple valve 30
It is connected to the heat exchange hydrogen inlet 33 of hydrogen reaction bed, forms hydrogen heating circuit.Air heat-exchange pipeline 12 is connected to air heat exchanger
The shell-side outlet of 29 shell side inlet, air heat exchanger 29 is communicated with the atmosphere.The hydrogen outlet of recuperator 8 is followed by hydrogen
Endless tube road 11 is connected to the hydrogen inlet of No. 1 expanding machine 4, and the hydrogen outlet of No. 1 expanding machine 4 passes through the pipe of shell-and-tube heat exchanger 15
Journey is connected to pumping chamber's hydrogen inlet of dual chamber turbocharger 6, and the hydrogen outlet of pumping chamber is connected to the hydrogen of recuperator 8
Gas entrance.The nitrogen outlet of recuperator 8 is connected to liquid through the shell side of shell-and-tube heat exchanger 15 by nitrogen circulation pipeline 18
Nitrogen force (forcing) pump 14.The outlet of liquid nitrogen force (forcing) pump 14 is connected to the turbine of dual chamber turbocharger 6 by the shell side of liquid nitrogen converter 2
Room nitrogen inlet.The nitrogen outlet of turbine room is connected to the nitrogen inlet of recuperator 8.
The operational process of the present embodiment is that nitrogen passes sequentially through the shell of shell-and-tube heat exchanger 15 through nitrogen circulation pipeline 18
Journey, liquid nitrogen force (forcing) pump 14, liquid nitrogen converter 2, the turbine room of dual chamber turbocharger 6 and recuperator 8 carry out nitrogen circulation,
It carries out heat exchange driving dual chamber turbocharger 6 with heat transferring medium hydrogen to do work, compression hydrogen simultaneously transfers heat to hydrogen.Hydrogen
The tube side of shell-and-tube heat exchanger 15, the pumping chamber of dual chamber turbocharger 6, septate heat transfer are passed sequentially through through hydrogen circulation line 11
Device 8 and No. 1 expanding machine 4 carries out hydrogen circulation, drives No. 1 operating acting of expanding machine 4, generator 5 is driven to generate electricity.Hydrogen reacts sheet
The high pressure hydrogen of hydrogen reaction bed in member 1 exports 32 through 10, No. 2 expanding machines 3 of high pressure hydrogen pipeline, then through low pressure hydrogen pipeline 9
Hydrogen circulation is carried out with low pressure hydrogen entrance 31 to hydrogen reaction bed, No. 2 operating actings of expanding machine 3 is driven, generator 5 is driven to send out
Electricity.Hydrogen reaction bed unit 1 has two-way circulation, all the way through the hydrogen pipeline 25 that exchanges heat, passes sequentially through heat transferring medium low pressure hydrogen circulation
13, No. 1 hydrogen pans 27, the heat exchange coil 17 of liquid nitrogen converter 2, triple valve 30 and heat exchange hydrogen inlet 33 is pumped to react to hydrogen
Bed, hydrogen are directly entered hydrogen reaction bed, and hydrogen reaction bed is inhaled hydrogen heat release and is taken out of, heat exchange cycle is formed, transfers heat to liquid nitrogen,
Make liquid nitrogen gasification.The heated hydrogen pipeline 26 of another way passes sequentially through in 21, No. 2 hydrogen of heat transferring medium high pressure hydrogen circulating pump
Between tank 28, air heat exchanger 29, triple valve 30 and heat exchange hydrogen inlet 33 arrive hydrogen reaction bed, formed heating pipeline, made with hydrogen
Circulatory mediator directly heats hydrogen reaction bed into hydrogen reaction bed, by the air heat cycles hydrogen of air heat exchanger 29, makees
The origin of heat of the hydrogen reaction bed in bed unit 1 is reacted for hydrogen.
As shown in figure 4, the hydrogen reaction bed of hydrogen reaction bed unit 1 is equipped with used metal hydride outlet port 36 and fresh
Mouth 37 is added in metal hydride, and the metal hydride more changing device includes fresh metal hydride storehouse 23 and used metal
Hydride storehouse 24, the used metal hydride outlet port 36 are connected to used by sealing valve 38 and drawing pump 40
Metal hydride storehouse 24, fresh metal hydride storehouse 23 are connected to the fresh gold of hydrogen reaction bed by addition pump 39 and sealing valve 38
Belong to hydride and mouth 37 is added.Metal hydride more changing device or using gravity conveying, mechanical conveying, pneumatic conveying, vacuum handling,
The method or their combination of fluid power conveying, electromagnetism conveying, to reliably realize metal hydride replacement in hydrogen reaction bed
Any method is all suitable for.
The operational process of metal hydride more changing device are as follows: when needing replacing metal hydride, first close fresh metal hydrogen
The sealing valve 38 of mouth 37 is added in compound, and the sealing valve 38 of the metal hydride outlet port 36 opened and used starts drawing pump 40
Used metal hydride is conveyed from hydrogen reaction bed to used metal hydride storehouse 24；Used gold in hydrogen reaction bed
After belonging to hydride extraction, the sealing valve 38 of used metal hydride outlet port 36 is closed, fresh metal hydride is opened and adds
The sealing valve 38 of entrance 37, starting addition pump 39 are added fresh metal hydrogenation from fresh metal hydride storehouse 23 into hydrogen reaction bed
Object closes the sealing valve 38 that mouth 37 is added in fresh metal hydride after having added.Hydrogen separative unit 41 is inhaled to react referring to above-mentioned hydrogen
The metal hydride more changing device of bed setting hydrogen reaction bed.
The present invention forms dual system, including hydrogen reaction bed unit, heat exchange hydrogen pipeline 25, heating hydrogen pipeline 26 and No. 2
The system I that expanding machine is formed, and the system 2 mainly formed by liquid nitrogen converter and No. 1 expanding machine.System I is obtained from air
Thermal energy, while the liquid nitrogen converter for having Low Temperature Thermal to be discharged into system II, there are heat coupled relations, it can be achieved that low temperature heat energy for the two
Cascade utilization.Two kinds of cycle fluids of nitrogen and hydrogen do not mix mutually in system II, constitute two independent circulations.Wherein hydrogen
Gas, which recycles, can be achieved expansion work, and generate low temperature hydrogen simultaneously, and the temperature of the low temperature hydrogen is lower than before shell-and-tube heat exchanger 15
Liquid nitrogen supercooling temperature, so as to the cold source being subcooled as liquid nitrogen.
The working medium course of work of two systems is described below respectively: system I is that the hydrogen for having hydrogen reaction bed unit to participate in follows
Ring working medium working system mainly reacts bed unit by hydrogen and No. 2 expanding machines forms.It includes to inhale hydrogen and hydrogen release two that hydrogen, which reacts bed unit,
A process.Hydrogen reaction bed hydrogen release at relatively high temperatures generates high pressure hydrogen.The thermal energy of air is absorbed when hydrogen release.In the present embodiment
In, the temperature that hydrogen reacts bed unit hydrogen outlet is 0 DEG C, 27MPa；The outlet temperature of No. 2 expanding machines be 4.5MPa, -89 DEG C；From
The hydrogen of No. 2 expanding machines outflow enters hydrogen reaction bed, in -80 DEG C or less suction hydrogen.Low pressure recycle medium uses hydrogen, by changing
Outlet temperature is -145 DEG C after 13, No. 1 hydrogen pans 27 of thermal medium low pressure hydrogen circulating pump, the heat exchange through liquid nitrogen converter 2
Temperature is cooled to -146 DEG C after coil pipe 17, is -80 DEG C due to inhaling hydrogen temperature, heat transferring medium low pressure recycle hydrogen can be using interruption
It is directly entered or variable-flow is directly entered inside hydrogen reaction bed, to keep hydrogen reaction bed steady in -80 DEG C or less temperature holdings nearby
It is fixed.
In system II, hydrogen circulation is mainly expansion work, generates temperature lower than the hydrogen before liquid nitrogen force (forcing) pump, for cold
The nitrogen of solidifying circulation simultaneously makes its supercooling.Nitrogen circulation main function is pressurizeed again through liquid nitrogen after being condensed and being subcooled by low temperature hydrogen
The effect of pump and liquid nitrogen converter obtains the nitrogen of high pressure, is increased using high pressure nitrogen to low pressure hydrogen by dual chamber turbocharger
Pressure, while keeping the discrete state of two kinds of gas.Nitrogen after pressurized hydrogen and expansion decompression exchanges heat in recuperator,
Reach -155 DEG C.Hydrogen expander, nitrogen condensation, completes respective circulation.The relative quantity of hydrogen and nitrogen in regulating system II, can
It recycles nitrogen circulation and hydrogen and reaches thermal balance, i.e., the cooling capacity of low temperature hydrogen is passed to by nitrogen by shell-and-tube heat exchanger 15
Gas, to realize the condensation and supercooling of nitrogen.The temperature of hydrogen reaction bed hydrogen abstraction reaction is -80 DEG C, the liquid of liquid nitrogen force (forcing) pump outflow
Nitrogen is -148 DEG C, 10MPa, flows through liquid nitrogen converter 2, and the hydrogen reaction bed that absorption heat-exchange medium hydrogen is taken out of inhales heat release when hydrogen
Make liquid nitrogen gasification and is increased to -145 DEG C.Flowed out from No. 1 expanding machine -162 DEG C, 2MPa hydrogen inhaled by shell-and-tube heat exchanger 15
It receives the heat of nitrogen circulating system release and is warming up to -160 DEG C, hydrogen is pressurized to 2.15MPa in dual chamber turbocharger,
Nitrogen is expanded into 2.15MPa as needed.By recuperator 8, nitrogen transfers heat to hydrogen, nitrogen cooling, hydrogen
Heating, both last pressure is 2.15MPa, and temperature is -155 DEG C.No. 1 outlet pressure of expansion machine 2MPa make No. 1 it is swollen
The temperature of swollen machine exporting hydrogen reaches -162 DEG C.- 155 DEG C of the nitrogen flowed out from recuperator 8 enters shell-and-tube heat exchanger
15 shell side, -162 DEG C of low temperature hydrogens flowed out from No. 1 expanding machine enter the tube side of shell-and-tube heat exchanger 15, to pass through heat exchange
Realize the condensation of nitrogen and the supercooling of liquid nitrogen.The temperature of overfreezing liquid nitrogen is -158 DEG C, and pressure 2MPa boosts through liquid nitrogen force (forcing) pump
To 10MPa and -148 DEG C are warming up to, to complete the circulation of nitrogen.- 160 DEG C of the pressure hydrogen flowed out from shell-and-tube heat exchanger 15
Gas boosts to 2.15MPa through dual chamber turbocharger 6, then is warming up to -155 DEG C through recuperator 8, follows to complete one
Ring.
The pressurization thermoregulating system 16 that dual chamber turbocharger 6 and recuperator 8 form can be by other similar system institute
Instead of as separated again after the mixing of hydrogen nitrogen, while heat transfer makes equalized temperature, and hydrogen and nitrogen mixing can also use injector
Structure or other structures.The methods of 41 separation can also be separated with hydrogen separative unit is inhaled using UF membrane after the mixing of hydrogen nitrogen.
When using hydrogen separative unit 41 is inhaled, suction hydrogen separative unit is separated with suction hydrogen equipped at least two metal hydride reaction beds 42 and is changed
Hot device 43, the suction hydrogen separation heat exchanging device are connected by circulation with every metal hydride reaction bed；Allow to be arranged and inhales hydrogen point by multiple groups
The combination of formation from unit serial or parallel connection guarantees continuous, stable offer hydrogen and nitrogen；Inhale the nitrogen of hydrogen separative unit
Membrane structure is arranged in gas outlet and hydrogen outlet, and the membrane structure of nitrogen outlet only allows nitrogen to pass through and flow out to inhale hydrogen separative unit,
The membrane structure of hydrogen outlet only allows hydrogen to pass through and flows out to inhale hydrogen separative unit.
This system realizes air heat on 0 DEG C and -80 DEG C of two potential temperatures by subsystem I and subsystem II respectively
Cascade utilization, about same amount of heat is recycled twice in the entire system, and can be realized every time externally defeated
It does work out, total efficiency of heat engine of whole system is greatly improved because of the cascade utilization of energy.Adjust the hydrogen of two hydrogen expander machines
Pressure and expansion ratio before throughput, expanding machine make No. 1 expanding machine and No. 2 expanding machine revolving speeds as close possible to consistent, then by plus
Gas tap makes No. 1 expanding machine and No. 2 expanding machines be combined into an expanding machine.
If air passes through air-blown gasifier 22, it is possible to which frosting, when air passes through air heat exchanger 29, hydrogen passes through liquid
When nitrogen vaporizer 2, Frost formation process can be made to alleviate.
Claims (12)
1. a kind of system of double-work medium synthesis acting, it is characterized in that: the system comprises No. 1 expanding machines (4), generator (5), double
Room turbocharger (6), recuperator (8), hydrogen circulation line (11), nitrogen circulation pipeline (18), liquid nitrogen force (forcing) pump
(14), shell-and-tube heat exchanger (15) and gasifier；No. 1 expanding machine (4) and generator (5) axis connection, generator (5) and outer
The connection of portion's mains-power circuit；The dual chamber turbocharger (6) includes turbine room and pumping chamber；The hydrogen of the recuperator goes out
Mouth is connected to the entrance of No. 1 expanding machine (4) by hydrogen circulation line (11), and the outlet of No. 1 expanding machine (4) passes through shell
The tube side of formula heat exchanger (15) is connected to pumping chamber's hydrogen inlet of dual chamber turbocharger (6), and the hydrogen of the pumping chamber goes out
Mouth is connected to the hydrogen inlet of recuperator；The nitrogen outlet of the recuperator (8) passes through nitrogen circulation pipeline (18)
Shell side through shell-and-tube heat exchanger (15) is connected to liquid nitrogen force (forcing) pump (14)；Liquid nitrogen force (forcing) pump (14) outlet passes through gasifier
It is connected to the turbine room nitrogen inlet of dual chamber turbocharger (6), the nitrogen outlet of the turbine room is connected to recuperator
(8) nitrogen inlet.
2. the system of double-work medium synthesis acting according to claim 1, it is characterized in that: the gasifier is liquid nitrogen converter
(2) or air-blown gasifier (22).
3. the system of double-work medium synthesis acting according to claim 2, it is characterized in that: the system is equipped with air heat-exchange pipe
Road (12), the air-blown gasifier (22) are tube shell type structure；The air heat-exchange pipeline (12) is connected to air-blown gasifier
(22) the tube side outlet of tube-side inlet, air-blown gasifier (22) is communicated with the atmosphere；Liquid nitrogen force (forcing) pump (14) outlet passes through
The shell side of air-blown gasifier (22) is connected to the turbine room nitrogen inlet of dual chamber turbocharger (6).
4. the system of double-work medium synthesis acting according to claim 2, it is characterized in that: the gasifier is liquid nitrogen converter
(2), the outlet of liquid nitrogen force (forcing) pump (14) is connected to the turbine room nitrogen of dual chamber turbocharger (6) by liquid nitrogen converter (2)
Entrance, liquid nitrogen converter (2) are equipped with heat exchange coil (17)；The system is equipped with hydrogen and reacts bed unit (1), air heat-exchange pipeline
(12), No. 1 hydrogen pans (27), No. 2 expanding machines (3), No. 2 hydrogen pans (28) and air heat exchanger (29)；Described No. 2
Every hydrogen reaction bed of expanding machine (3) and generator (5) axis connection, the hydrogen reaction bed unit is respectively equipped with low pressure hydrogen import
(31), high pressure hydrogen outlet (32), heat exchange hydrogen inlet (33) and heat exchange hydrogen outlet (34)；The hydrogen reacts bed unit (1)
The high pressure hydrogen outlet (32) of every hydrogen reaction bed the entrances of No. 2 expanding machines (3), institute are connected to through high pressure hydrogen pipeline (10)
The outlet for stating No. 2 expanding machines (3) is connected to the low pressure hydrogen import (31) of every hydrogen reaction bed by low pressure hydrogen pipeline (9)；
The heat exchange hydrogen outlet (34) of hydrogen reaction bed in hydrogen reaction bed unit (1) is divided into two-way by triple valve (30), all the way
Heat transferring medium low pressure hydrogen circulating pump (13), No. 1 hydrogen pans (27), liquid nitrogen gas are passed sequentially through through cooled hydrogen pipeline (25)
The heat exchange coil (17) and triple valve (30) of changing device (2) are connected to the heat exchange hydrogen inlet (33) of hydrogen reaction bed, form heat exchange and follow
Loop back path；The heated hydrogen pipeline of another way (26) passes sequentially through heat transferring medium high pressure hydrogen circulating pump (21), among No. 2 hydrogen
Tank (28), the tube side of air heat exchanger (29) and triple valve (30) are connected to the heat exchange hydrogen inlet (33) of hydrogen reaction bed, are formed
Hydrogen heating circuit；The air heat-exchange pipeline (12) is connected to the shell side inlet of air heat exchanger (29), air heat exchanger
(29) shell-side outlet is communicated with the atmosphere.
5. the system of double-work medium synthesis acting according to claim 4, it is characterized in that: hydrogen reaction bed unit (1) is set
There are at least two hydrogen reaction beds, every hydrogen reaction bed is respectively equipped with low pressure hydrogen import (31), high pressure hydrogen outlet (32), heat exchange
Hydrogen inlet (33) and heat exchange hydrogen outlet (34)；The low pressure hydrogen import (31) is equipped with low pressure hydrogen imported valve (19),
The high pressure hydrogen outlet (32) is equipped with high pressure hydrogen outlet valve (20), and the heat exchange hydrogen inlet (33) and heat exchange hydrogen go out
Mouth (34) is respectively equipped with triple valve (30)；Hydrogen reaction bed unit (1) can be set as multistage according to hydrogen release heat source temperature.
6. the system of double-work medium synthesis acting according to claim 5, it is characterized in that: loading metal in the hydrogen reaction bed
Hydrogen storage material, including but not limited to Rare Earth metal hydride；Low pressure hydrogen enters hydrogen reaction bed, low pressure by low pressure hydrogen entrance
Hydrogen is absorbed to form metal hydride by hydrogen storage material, and high pressure hydrogen is released in the metal hydride heating after hydrogen is inhaled to completion；Institute
Stating hydrogen reaction bed is primary structure, or the multilevel structure of heat is utilized for ladder, allows each hydrogen in every grade of hydrogen reaction bed
Kind, quality or the volume of metal hydride in reaction bed can be different, and every grade of hydrogen reaction bed can be same or different.
7. the system of double-work medium synthesis acting according to claim 5, it is characterized in that: the hydrogen reaction bed is situated between using circulation
Matter and heat medium partition or non-septate heat transfer, heat medium be air, flue gas, seawater, river water, lake water, gaseous heating medium,
Liquid heating medium, solid heat medium, two or two mixing or three-phase Hybrid Heating medium between gas-liquid-solid；What hydrogen reaction bed used
High pressure or low pressure recycle medium include hydrogen but are not limited to hydrogen, are directly entered hydrogen reaction bed and are heated or moved heat, or use
The mode of electricity, electromagnetism or internal heating, or by the way of external heat, or simultaneously by the way of interior external heat, circulatory mediator
For hydrogen or other stables；The reaction heat released when inhaling hydrogen to hydrogen reaction bed, is exchanged heat using heat exchange cycle medium, is changed
Hot circulating medium includes but is not limited to low pressure recycle hydrogen, and the temperature of low pressure recycle hydrogen can be different with inhaling hydrogen temperature, can be with
It is temperature more lower than suction hydrogen temperature, when the temperature of low pressure recycle hydrogen is lower than hydrogen temperature is inhaled, heat exchange cycle when inhaling hydrogen is situated between
Matter can be directly entered using interruption or variable-flow is directly entered inside hydrogen reaction bed, so that the temperature of hydrogen reaction bed be made to inhale hydrogen
It keeps stablizing below temperature.
8. the system of double-work medium synthesis acting according to claim 5, the hydrogen reaction bed are provided with metal hydride more
The metal hydride of dusting in production process or aging is quickly moved out and replaces the new metal hydride of loading, benefit by changing device
With the material inhaled in hydrogen release intermittent time quick-replaceable hydrogen reaction bed, the material in replacement hydrogen reaction bed can also be shut down, by more
The material changed, which can be, inhales hydrogen state, is also possible to hydrogen release state, is also possible to inhale the transition state of hydrogen release.
9. the system of double-work medium synthesis acting according to claim 5, the hydrogen reaction bed of hydrogen reaction bed unit (1) are set
There are used metal hydride outlet port (36) and fresh metal hydride that mouth (37) are added, the metal hydride more changes the outfit
It sets including fresh metal hydride storehouse (23) and used metal hydride storehouse (24), the used metal hydride is taken out
Outlet (36) is connected to used metal hydride storehouse (24), the fresh metal by sealing valve (38) and drawing pump (40)
Hydride storehouse (23) is connected to hydrogen reaction bed by addition pump (39) and sealing valve (38)；The metal hydride more changing device or
The method or their combination conveyed using gravity conveying, mechanical conveying, pneumatic conveying, vacuum handling, fluid power conveying, electromagnetism,
To reliably realize that any method of metal hydride replacement in hydrogen reaction bed is all suitable for.
10. the system of double-work medium synthesis acting according to claim 4, it is characterized in that: the dual chamber turbocharger (6)
It is separated again after capable of being mixed hydrogen nitrogen with the pressurization thermoregulating system (16) of recuperator (8) composition, while heat transfer makes
The system of equalized temperature substitutes；Hydrogen and nitrogen mixing use ejector structure；After the mixing of hydrogen nitrogen or using film
Hydrogen separation separative unit (41) separation is inhaled in separation；When using hydrogen separative unit (41) are inhaled, inhales hydrogen separative unit and be equipped at least
Two metal hydride reaction beds (42) and suction hydrogen separation heat exchanging device (43), the suction hydrogen separation heat exchanging device and every metal hydride
Object reaction bed is connected by circulation；Allow to be arranged the combination for inhaling the formation of hydrogen separative unit serial or parallel connection by multiple groups, guarantees to connect
It is continuous, stable that hydrogen and nitrogen are provided；Membrane structure, the film of nitrogen outlet is arranged in the nitrogen outlet and hydrogen outlet for inhaling hydrogen separative unit
Structure only allows nitrogen to pass through and flows out to inhale hydrogen separative unit, and the membrane structure of hydrogen outlet only allows hydrogen to pass through and flows out suction hydrogen
Separative unit.
11. the system of double-work medium synthesis acting according to claim 4, it is characterized in that: two hydrogen expander machines of adjustment
Pressure and expansion ratio before hydrogen flowing quantity, expanding machine make No. 1 expanding machine and No. 2 expanding machine revolving speeds as close possible to consistent, then pass through
Aerating body tap makes No. 1 expanding machine and No. 2 expanding machines be combined into an expanding machine.
12. the system of double-work medium synthesis acting according to claim 4, it is characterized in that: if air passes through air gasification
Device (22), it is possible to which frosting can make frosting when air passes through air heat exchanger (29), and hydrogen passes through liquid nitrogen converter (2)
Journey is alleviated.
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