CN109390974A - A kind of energy microgrid cogeneration system - Google Patents
A kind of energy microgrid cogeneration system Download PDFInfo
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- CN109390974A CN109390974A CN201811490581.6A CN201811490581A CN109390974A CN 109390974 A CN109390974 A CN 109390974A CN 201811490581 A CN201811490581 A CN 201811490581A CN 109390974 A CN109390974 A CN 109390974A
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- energy
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- fuel cell
- collecting apparatus
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- 239000000446 fuel Substances 0.000 claims abstract description 62
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000001257 hydrogen Substances 0.000 claims abstract description 33
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 33
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 167
- 239000002918 waste heat Substances 0.000 claims description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- 230000005611 electricity Effects 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 5
- 239000012774 insulation material Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- 238000005868 electrolysis reaction Methods 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims description 2
- 230000005619 thermoelectricity Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000004083 survival effect Effects 0.000 description 2
- 230000010512 thermal transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H02J3/383—
-
- H02J3/387—
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Abstract
The present embodiments relate to field of new energy technologies, in particular to a kind of energy microgrid cogeneration system.Solar thermal electric combined supply component, fuel cell cogeneration component, gird-connected inverter, water-electrolytic hydrogen making equipment, heat exchanger and collecting apparatus are carried out ingenious, efficient thermoelectricity and connected by the system, can be improved the utilization efficiency of the energy.
Description
Technical field
The present embodiments relate to field of new energy technologies, in particular to a kind of energy microgrid cogeneration system.
Background technique
The energy is material base for the survival of mankind, and the development of human society be unable to do without the exploitation of the various energy of nature
And utilization.The development and utilization of the energy has been to measure the one of the important signs that of social material civilization.The mankind using heat engine exploitation,
A series of unavoidable energy are also encountered while enjoying the interests such as the economic development of energy bring, scientific and technological progress using the energy
Source security challenge, such as energy shortage, contention for resource and excessive the problems such as using environmental pollution caused by the energy, these are threaten
The survival and development of the mankind.Cleaning, the development and utilization of renewable energy have become the inexorable trend of world energy sources development, new energy
Research obtained the great attention of all circles.But existing most new energy resources system efficiency of energy utilization is lower.
Summary of the invention
In view of this, can be improved the utilization efficiency of the energy the present invention provides a kind of energy microgrid cogeneration system.
The embodiment of the invention provides a kind of energy microgrid cogeneration systems, comprising: solar thermal electric combined supply component, combustion
Expect battery cogeneration component, gird-connected inverter, water-electrolytic hydrogen making equipment, heat exchanger and collecting apparatus；
The gird-connected inverter is connected to the solar thermal electric combined supply component, the fuel cell cogeneration group
Part and external bus；The direct current energy and the combustion that the gird-connected inverter is used to generate the solar thermal electric combined supply component
The direct current energy inversion that material battery cogeneration component generates is AC energy and the AC energy is transmitted to the outside
Bus；
The heat exchanger is connected to the fuel cell cogeneration component and the gird-connected inverter；The heat
Exchanger is used to collect the waste heat generated when the fuel cell cogeneration component and gird-connected inverter operation；
The collecting apparatus is connected to the solar thermal electric combined supply component, the fuel cell cogeneration group
Part, the water-electrolytic hydrogen making equipment and the heat exchanger；The water-electrolytic hydrogen making equipment is connected to the external bus；It is described
Water-electrolytic hydrogen making equipment is used to collect the AC energy from the external bus, carries out hydrogen using the AC energy being collected into
Gas preparation；The production when collecting apparatus is for receiving the solar thermal electric combined supply component and water-electrolytic hydrogen making equipment operation
The waste heat that raw waste heat and the heat exchanger are collected, is delivered to the fuel cell cogeneration group for the waste heat received
Part.
Optionally, the energy microgrid cogeneration system further includes methanol for electrical component；
The methanol is connected to the heat exchanger, the collecting apparatus and the external bus for electrical component；
The methanol is used to receive the waste heat of collecting apparatus conveying for electrical component, the collecting apparatus is conveyed more than
Thermal transition is AC energy and is transmitted to the external bus；
The heat exchanger is used to collect the waste heat generated when the methanol runs for electrical component and by the methanol for electricity
The waste heat generated when assembly operating is transmitted to the collecting apparatus.
Optionally, the methanol includes methanol for electric equipment and off-network inverter for electrical component；
The methanol is connected to the off-network inverter for electric equipment, and the off-network inverter is connected to described external female
Line；The methanol is connected to the heat exchanger for electric equipment and the off-network inverter；
The methanol is connected to the collecting apparatus for electric equipment；
The methanol is used to receive the waste heat of collecting apparatus conveying for electric equipment, the collecting apparatus is conveyed more than
Thermal transition is direct current energy, and the off-network inverter is for converting the methanol to for the direct current energy that electric equipment converts
AC energy is simultaneously transmitted to the external bus；
The heat exchanger is used for the waste heat generated when collecting the methanol for electric equipment and the off-network invertor operation
And the waste heat generated when by the methanol for electric equipment and the off-network invertor operation is transmitted to the collecting apparatus.
Optionally, the solar thermal electric combined supply component includes solar thermal collector and photovoltaic battery panel；
The solar thermal collector is connect with photovoltaic battery panel, and the photovoltaic battery panel is connect with the gird-connected inverter,
The solar thermal collector is also connect with the collecting apparatus；
The photovoltaic battery panel is used to receive the thermal energy of the solar thermal collector acquisition, and the solar thermal collector is adopted
The thermal energy of collection is converted into direct current energy, and the direct current energy inversion that the photovoltaic battery panel converts is by the gird-connected inverter
AC energy is simultaneously transmitted to the external bus；
The collecting apparatus is used to receive the waste heat generated when solar thermal collector operation.
Optionally, the fuel cell cogeneration component includes fuel cell and transformer；
The fuel cell is connected to the transformer, the gird-connected inverter, the heat exchanger and the collection
Hot equipment；
For the direct current energy that the fuel cell issues to boost, the gird-connected inverter is used for the transformer
It is AC energy by the direct current energy inversion after boosting and is transmitted to bus；
The collecting apparatus is used to the waste heat received being delivered to the fuel cell.
Optionally, the fuel cell is Proton Exchange Membrane Fuel Cells.
Optionally, the transformer is DC boosting transformer.
Optionally, the collecting apparatus includes first pipe, second pipe and heat collection water tank；
The first pipe is connected to the methanol between electrical component and the heat collection water tank；
The second pipe is connected between the fuel cell cogeneration component and the heat collection water tank；
The heat collection water tank is connected to the solar thermal electric combined supply component, the water-electrolytic hydrogen making equipment and described
Heat exchanger；
When the heat collection water tank is for receiving the solar thermal electric combined supply component and water-electrolytic hydrogen making equipment operation
The waste heat that the waste heat of generation and the heat exchanger are collected, is heated using water of the waste heat received to storage, will be added
Water after heat is delivered to the methanol by the first pipe for electrical component, is delivered to the combustion by the second pipe
Expect battery cogeneration component.
Optionally, the collecting apparatus further includes third pipeline；
The third pipeline is connected between external thermal load and the heat collection water tank；
Water after the heat collection water tank is used to heat is loaded by the third pipeline to the external thermal.
Optionally, the outside of the first pipe, the second pipe and the third pipeline is enclosed with thermal insulation material.
Beneficial effect
A kind of energy microgrid cogeneration system provided in an embodiment of the present invention, gird-connected inverter can be by solar generators
The direct current energy inversion that the direct current energy and fuel cell cogeneration component that alliance component generates generate is AC energy and will
AC energy is transmitted to external bus, and water-electrolytic hydrogen making equipment can collect extra AC energy from external bus and utilize more
Remaining AC energy carries out hydrogen preparation, and hydrogen can be used in fuel cell cogeneration component and generate electricity, and avoids outside
The waste of the extra AC energy of bus, when heat exchanger can collect fuel cell cogeneration component and gird-connected inverter operation
The waste heat of generation, and collecting apparatus can receive generated when solar thermal electric combined supply component and water-electrolytic hydrogen making equipment are run it is remaining
The waste heat that heat and heat exchanger are collected, is delivered to fuel cell cogeneration component so that fuel cell for the waste heat received
Cogeneration component can work at normal working temperature, when collecting apparatus can make full use of other component operation
The waste heat of generation avoids the waste of waste heat, so, it is possible the utilization rate for improving the energy.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is a kind of structural block diagram of energy microgrid cogeneration system 100 provided by the embodiment of the present invention.
Fig. 2 is a kind of structural schematic diagram of energy microgrid cogeneration system 100 provided by the embodiment of the present invention.
Fig. 3 is a kind of power flow schematic diagram of energy microgrid cogeneration system 100 provided by the embodiment of the present invention.
Fig. 4 flows to schematic diagram for a kind of thermal energy of energy microgrid cogeneration system 100 provided by the embodiment of the present invention.
Icon:
A kind of energy microgrid cogeneration system of 100-；
1- solar thermal electric combined supply component；11- solar thermal collector；12- photovoltaic battery panel；
2- fuel cell cogeneration component；21- fuel cell；22- transformer；
3- gird-connected inverter；
4- water-electrolytic hydrogen making equipment；
5- methanol is for electrical component；51- methanol is for electric equipment；52- off-network inverter；
6- heat exchanger；
7- collecting apparatus；71- first pipe；72- second pipe；73- third pipeline；74- heat collection water tank；
8- external bus；81- electrical load；82- power grid；
The load of 9- external thermal.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment only
It is a part of the embodiments of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings
The component of embodiment can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention unless specifically defined or limited otherwise, term " setting ", " connected ", " connection " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The connection in portion.For the ordinary skill in the art, the tool of above-mentioned term in the present invention can be understood with concrete condition
Body meaning.
Inventor further investigation reveals that, existing most new energy resources system efficiency of energy utilization is lower.
Defect present in the above scheme in the prior art, is that inventor is obtaining after practicing and carefully studying
As a result, therefore, the solution that the discovery procedure of the above problem and the hereinafter embodiment of the present invention are proposed regarding to the issue above
Scheme all should be the contribution that inventor makes the present invention in process of the present invention.
Based on the studies above, the embodiment of the invention provides a kind of energy microgrid cogeneration systems, can be improved the energy
Utilization efficiency.
Fig. 1 shows a kind of structural block diagram of energy microgrid cogeneration system 100 provided by the embodiment of the present invention, by
Figure is as it can be seen that the energy microgrid cogeneration system 100 includes solar thermal electric combined supply component 1, fuel cell cogeneration component
2, gird-connected inverter 3, water-electrolytic hydrogen making equipment 4, methanol are for electrical component 5, heat exchanger 6 and collecting apparatus 7.
Wherein, gird-connected inverter 3 is connected to solar thermal electric combined supply component 1,2 and of fuel cell cogeneration component
External bus 8, direct current energy and fuel cell the thermoelectricity connection that gird-connected inverter 3 is used to generate solar thermal electric combined supply component 1
It is AC energy for the direct current energy inversion that component 2 generates and AC energy is transmitted to external bus 8, electrical load 81 and electricity
Net 82 can take electricity from external bus 8.
Further, water-electrolytic hydrogen making equipment 4 is connected to external bus 8, and extra electricity can be collected from external bus 8
It can be used for hydrogen manufacturing, and the hydrogen produced is stored, the hydrogen of storage can make for fuel cell cogeneration component 2
With can also use, be so, it is possible in solar thermal electric combined supply component 1 and fuel cell cogeneration for fuel cell car
Component 2 adjusts internal consumption when generating electricity excessive, avoids the waste (electric energy can not store) of extra AC energy on external bus 8,
It balances the energy distribution of whole system and uses, realization is generated power for their own use, the function of remaining electricity online.
Please continue to refer to Fig. 1, heat exchanger 6 is connected to fuel cell cogeneration component 2, institute's gird-connected inverter 3
With methanol for electrical component 5, heat exchanger 6 is for collecting the standby electricity of fuel cell cogeneration component 2, gird-connected inverter 3 and methanol
The waste heat that component 5 generates when running.
Collecting apparatus 7 is connected to solar thermal electric combined supply component 1, fuel cell cogeneration component 2, electrolysis water system
Hydrogen storage equipment 5 and heat exchanger 6, methanol are also attached to external bus 8 for electrical component 5.
Collecting apparatus 7 is used to receive the waste heat generated when solar thermal electric combined supply component 1 and the operation of water-electrolytic hydrogen making equipment 4
And the waste heat that heat exchanger 6 is collected, the waste heat received is delivered to fuel cell cogeneration component 2 and the standby electric group of methanol
Part 5 is so that fuel cell cogeneration component 2 and methanol can run for electrical component 5 in normal operating temperature range, such as
This, the waste heat generated when can run relevant device is rationally utilized, and on the one hand avoids wasting, and improves economy, separately
On the one hand, it is produced when heat exchanger 6 collects fuel cell cogeneration component 2, gird-connected inverter 3 and methanol for the operation of electrical component 5
Raw waste heat, the operating ambient temperature for avoiding relevant device increase bring security risk.
Further, methanol can convert waste heat to for electrical component 5 after the waste heat for receiving the conveying of collecting apparatus 7
AC energy is simultaneously transmitted to external bus 8, in this way, methanol starts for electrical component 5 and then drives solar heat when alternating current stops
Island power supply function is realized in the starting of electricity supply component 1 and fuel cell cogeneration component 2.
Fig. 2 is please referred to, solar thermal electric combined supply component 1 includes solar thermal collector 11 and photovoltaic battery panel 12, combustion
Expect that battery cogeneration component 2 includes fuel cell 21 and transformer 22, methanol includes methanol for 51 He of electric equipment for electrical component 5
Off-network inverter 52, collecting apparatus 7 include first pipe 71, second pipe 72, third pipeline 73 and heat collection water tank 74.
Solar thermal collector 11 is connect with photovoltaic battery panel 12, and photovoltaic battery panel 12 is connect with gird-connected inverter 3, solar energy
Heat collector 11 is also connect with heat collection water tank 74.
Fuel cell 21 is connected to transformer 22, gird-connected inverter 3, heat exchanger 6 and heat collection water tank 74.
Methanol is connected to off-network inverter 52 for electric equipment 51, and off-network inverter 52 is connected to external bus 8, the standby electricity of methanol
Equipment 51 and off-network inverter 52 are all connected to heat exchanger 6.
Heat collection water tank 74 is connected to water-electrolytic hydrogen making equipment 4.
First pipe 71 is connected to methanol between electric equipment 51 and heat collection water tank 74, and second pipe 72 is connected to fuel electricity
Between pond 21 and heat collection water tank 74, third pipeline 73 is connected between external thermal load 9 and heat collection water tank 74.
It is appreciated that system provided by the present embodiment is cogeneration system, for purposes of illustration only, will be directed to system below
Power flow and thermal energy flow direction be illustrated respectively.
Fig. 3 shows a kind of power flow of energy microgrid cogeneration system 100 provided by the embodiment of the present invention and shows
It is intended to, as seen from the figure, photovoltaic battery panel 12 receives the thermal energy that solar thermal collector 11 acquires, and solar thermal collector 11 is acquired
Thermal energy is converted into direct current energy, and chemical energy is converted direct current energy by fuel cell 21, transformer 22 be used for by direct current energy into
Row boosting, it will be understood that transformer 22 is DC boosting transformer, and gird-connected inverter 3 can be by photovoltaic battery panel 12 and transformation
The direct current energy inversion that device 22 transmits is AC energy and is transmitted to external bus 8, and water-electrolytic hydrogen making equipment 4 can be from outside
Bus 8 receives extra AC energy and carries out hydrogen manufacturing, and electrical load 81 and power grid 82 can receive alternating current from external bus 8
Can, in this way, be able to achieve alternating current under normal circumstances photovoltaic battery panel 12 and fuel cell 21 generate power for their own use and remaining electricity online.
It is boosted by transformer 22, voltage needed for can satisfy the maximal power tracing of gird-connected inverter 3, Jin Erti
High inversion efficiency.
Further, when alternating current stops, photovoltaic battery panel 12 and fuel cell 21 disconnect the connection with power grid 82, at this time
Methanol starts for electric equipment 51 and off-network inverter 52: methanol converts direct current energy for chemical energy for electric equipment 51, and off-network is inverse
Become direct current energy inversion that device 52 produces methanol for electric equipment 51 as AC energy and be transmitted to external bus 8, and then drive
Island power supply function is realized in the starting of photovoltaic battery panel 12 and fuel cell 21, behind city power recovery, passes through dual power supply converting means
It sets, disconnects hair point part in the connection of electrical load 81, restore mains-supplied.
The thermal energy flow direction that Fig. 4 shows a kind of energy microgrid cogeneration system 100 provided by the embodiment of the present invention is shown
It is intended to, has figure as it can be seen that heat exchanger 8 collects fuel cell 21, gird-connected inverter 3, methanol for electric equipment 51 and off-network inverter
The waste heat generated when 52 operation, is transmitted to heat collection water tank 74 for the waste heat being collected into, in this way, can play using heat exchanger 8
To the refrigerating function of equipment, substitutes original cooling fan or reduce cooling fan consumption power, reduce equipment cost, improve
System effectiveness, and the waste heat that heat exchanger 8 collects can also be carried out secondary use by heat collection water tank 74.
Further, generation when heat collection water tank 74 can also receive solar thermal collector 11 and the operation of water-electrolytic hydrogen making equipment 4
Waste heat, heat collection water tank 74 heats the water of storage using the waste heat that receives, and passes through first pipe 71, second respectively
Pipeline 72 and third pipeline 73 are delivered to the setting position that methanol loads 9 for electric equipment 51, fuel cell 21 and external thermal,
For example, can be in methanol for S type water pipe, first pipe 71 and second pipe 72 are arranged around electric equipment 51 and fuel cell 21
Hot water can by S type water pipe and methanol for around electric equipment 51 and fuel cell 21 environment carry out heat exchange, with guarantee
Methanol is at normal temperature range when starting and running for electric equipment 51 and fuel cell 21, instead of original heating
Equipment reduces equipment cost and consumption power, improves system effectiveness, reduces because heating is uneven damaging caused by equipment.Third
The hot water of pipeline 73 can for external thermal load 9 use, so, it is possible improve efficiency of energy utilization, reduce financial expenditure and
Consumption.
Further, it is (heat-insulated to be enclosed with thermal insulation material for the outside of first pipe 71, second pipe 72 and third pipeline 73
Layer), it so, it is possible to guarantee first pipe 71, the hot water in second pipe 72 and third pipeline 73 in transmission process not and outside
Boundary carries out heat exchange, ensure that hot water reaches methanol for the setting position of electric equipment 51, fuel cell 21 and external thermal load 9
The temperature at place.
To sum up, energy microgrid cogeneration system provided by the embodiment of the present invention, can be realized energy resource system energy
It efficiently utilizes, meets thermoelectricity demand, guarantee that system is reliable and stable, realize energy conservation and environmental protection.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of energy microgrid cogeneration system characterized by comprising solar thermal electric combined supply component, fuel cell heat
Electricity supply component, gird-connected inverter, water-electrolytic hydrogen making equipment, heat exchanger and collecting apparatus；
The gird-connected inverter be connected to the solar thermal electric combined supply component, the fuel cell cogeneration component and
External bus；The direct current energy and fuel electricity that the gird-connected inverter is used to generate the solar thermal electric combined supply component
The direct current energy inversion that pond cogeneration component generates is AC energy and the AC energy is transmitted to the external bus；
The heat exchanger is connected to the fuel cell cogeneration component and the gird-connected inverter；The heat exchange
Device is used to collect the waste heat generated when the fuel cell cogeneration component and gird-connected inverter operation；
The collecting apparatus is connected to the solar thermal electric combined supply component, the fuel cell cogeneration component, institute
State water-electrolytic hydrogen making equipment and the heat exchanger；The water-electrolytic hydrogen making equipment is connected to the external bus；The electrolysis
Water hydrogen producer is used to collect the AC energy from the external bus, carries out hydrogen system using the AC energy being collected into
It is standby；It is generated when the collecting apparatus is for receiving the solar thermal electric combined supply component and water-electrolytic hydrogen making equipment operation
The waste heat that waste heat and the heat exchanger are collected, is delivered to the fuel cell cogeneration component for the waste heat received.
2. energy microgrid cogeneration system according to claim 1, which is characterized in that the energy microgrid cogeneration
System further includes methanol for electrical component；
The methanol is connected to the heat exchanger, the collecting apparatus and the external bus for electrical component；
The methanol is used to receive the waste heat of the collecting apparatus conveying for electrical component, and the waste heat that the collecting apparatus is conveyed turns
It turns to AC energy and is transmitted to the external bus；
The heat exchanger is used to collect the waste heat generated when the methanol runs for electrical component and by the methanol for electrical component
The waste heat generated when operation is transmitted to the collecting apparatus.
3. energy microgrid cogeneration system according to claim 2, which is characterized in that the methanol includes for electrical component
Methanol is for electric equipment and off-network inverter；
The methanol is connected to the off-network inverter for electric equipment, and the off-network inverter is connected to the external bus；Institute
It states methanol and is connected to the heat exchanger for electric equipment and the off-network inverter；
The methanol is connected to the collecting apparatus for electric equipment；
The methanol is used to receive the waste heat of the collecting apparatus conveying for electric equipment, and the waste heat that the collecting apparatus is conveyed turns
Direct current energy is turned to, the off-network inverter is used to convert exchange for the methanol for the direct current energy that electric equipment converts
Electric energy is simultaneously transmitted to the external bus；
Waste heat and general of the heat exchanger for being generated when collecting the methanol for electric equipment and the off-network invertor operation
The waste heat generated when the methanol is for electric equipment and the off-network invertor operation is transmitted to the collecting apparatus.
4. energy microgrid cogeneration system according to claim 1, which is characterized in that the solar thermal electric combined supply group
Part includes solar thermal collector and photovoltaic battery panel；
The solar thermal collector is connect with photovoltaic battery panel, and the photovoltaic battery panel is connect with the gird-connected inverter, described
Solar thermal collector is also connect with the collecting apparatus；
The photovoltaic battery panel is used to receive the thermal energy of the solar thermal collector acquisition, and the solar thermal collector is acquired
Thermal energy is converted into direct current energy, and the direct current energy inversion that the gird-connected inverter converts the photovoltaic battery panel is exchange
Electric energy is simultaneously transmitted to the external bus；
The collecting apparatus is used to receive the waste heat generated when solar thermal collector operation.
5. energy microgrid cogeneration system according to claim 1, which is characterized in that the fuel cell cogeneration
Component includes fuel cell and transformer；
The fuel cell is connected to the transformer, the gird-connected inverter, the heat exchanger and the thermal-arrest and sets
It is standby；
The transformer is for boosting the direct current energy that the fuel cell issues, and the gird-connected inverter will be for that will rise
Direct current energy inversion after pressure is AC energy and is transmitted to bus；
The collecting apparatus is used to the waste heat received being delivered to the fuel cell.
6. energy microgrid cogeneration system according to claim 5, which is characterized in that the fuel cell is proton friendship
Change membrane cell.
7. energy microgrid cogeneration system according to claim 5, which is characterized in that the transformer is DC boosting
Transformer.
8. energy microgrid cogeneration system according to claim 2, which is characterized in that the collecting apparatus includes first
Pipeline, second pipe and heat collection water tank；
The first pipe is connected to the methanol between electrical component and the heat collection water tank；
The second pipe is connected between the fuel cell cogeneration component and the heat collection water tank；
The heat collection water tank is connected to the solar thermal electric combined supply component, the water-electrolytic hydrogen making equipment and the heat and hands over
Parallel operation；
The generation when heat collection water tank is for receiving the solar thermal electric combined supply component and water-electrolytic hydrogen making equipment operation
Waste heat and the heat exchanger collect waste heat, heated using water of the waste heat received to storage, it will be heated
Water afterwards is delivered to the methanol by the first pipe for electrical component, is delivered to the fuel electricity by the second pipe
Pond cogeneration component.
9. energy microgrid cogeneration system according to claim 8, which is characterized in that the collecting apparatus further includes
Three pipelines；
The third pipeline is connected between external thermal load and the heat collection water tank；
Water after the heat collection water tank is used to heat is loaded by the third pipeline to the external thermal.
10. energy microgrid cogeneration system according to claim 9, which is characterized in that the first pipe, described
The outside of two pipelines and the third pipeline is enclosed with thermal insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811490581.6A CN109390974B (en) | 2018-12-06 | 2018-12-06 | Energy microgrid cogeneration system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811490581.6A CN109390974B (en) | 2018-12-06 | 2018-12-06 | Energy microgrid cogeneration system |
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| Publication Number | Publication Date |
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| CN109390974A true CN109390974A (en) | 2019-02-26 |
| CN109390974B CN109390974B (en) | 2021-11-19 |
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| CN201811490581.6A Active CN109390974B (en) | 2018-12-06 | 2018-12-06 | Energy microgrid cogeneration system |
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