CN206134891U - Compound aluminium -air cell - Google Patents
Compound aluminium -air cell Download PDFInfo
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- CN206134891U CN206134891U CN201621093697.2U CN201621093697U CN206134891U CN 206134891 U CN206134891 U CN 206134891U CN 201621093697 U CN201621093697 U CN 201621093697U CN 206134891 U CN206134891 U CN 206134891U
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- aluminium
- air cell
- hydrogen
- heap
- module
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/10—Applications of fuel cells in buildings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
The utility model provides a compound aluminium -air cell, include the aluminium -air cell heap that is used for operation electricity generation and produces hydrogen, be used for utilizing aluminium -air cell piles the hydrogen that produces and carries out the hydrogen cell heap that generates electricity, the super capacitor group that is used for carrying on power converting, the lithium cell heap that is used for carrying on the energy storage to an and control system, control system respectively with aluminium -air cell heap, hydrogen cell heap, super capacitor group and lithium cell are piled and are connected, control system includes the electrolyte control module who is used for carrying on electrolyte control, is used for collecting aluminium -air cell piles the hydrogen that produces and sends into the hydrogen that hydrogen cell piles draws the module, and is used for detecting the battery management module of compound aluminium -air cell relevant information. The utility model provides a compound aluminium -air cell has that output is big, work safe and reliable, the feature of environmental protection can good advantage.
Description
Technical field
The utility model is related to cell art, more particularly to a kind of compound aluminium-air cell.
Background technology
As environmental issue is increasingly serious, at this stage countries in the world are all in development New-energy electric vehicle, and restrict new energy
What source electric car developed is the use demand that battery performance at this stage is not met by automobile, is embodied in electric automobile
Course continuation mileage it is short, charging pile is difficult to be popularized in road and residential block, car lithium battery management system complexity high cost, pure electronic
Car automobile lithium battery Frequent Accidents etc.
Now the battery system of main flow has lithium ion battery, hydrogen fuel cell, aluminium-air cell etc..The specific energy of lithium battery
Only 200-280wh/kg, the capacity usage ratio under the conditions of high-multiplying power discharge in lithium battery is low.Lithium battery security difference is also system
About the bottleneck of Development of Electric Vehicles, easy super-charge super-discharge, need complicated BMS systems to be managed lithium battery monomer, lithium electricity
Pond at short notice can all discharge energy in collision and puncture, cause on fire and explosion accident.Vehicle lithium battery
Cycle life is short, the capacity of general electrokinetic cell less than rated capacity 80% when just when scrapping process, it is impossible to again used in electronic
On automobile, still there is larger value when actually scrapping, make the utilization rate of lithium battery low.Recycling after scrapping is not complete
Kind, material when dealing with improperly in waste and old lithium ion battery can cause heavy metal nickel, cobalt pollution, fluoride pollution to have in environment
The environmental pollutions such as machine thing pollution.
Hydrogen fuel cell is most environmentally friendly battery, and power density can meet automobile-used requirement, but the matter that hydrogen fuel cell is used
Proton exchange price is high, and high-power hydrogen fuel cell is relatively costly at present.And because the molecule of hydrogen is little, easily leak, it is difficult to
Storage and transport, hydrogenation stations are not popularized less, are difficult to be promoted as car power source at present.
Aluminium-air cell is a kind of metal fuel battery of safety and environmental protection, energy stores in metal aluminium flake, as long as by electricity
Solution liquid is discharged, and reaction will stop, and energy stops output, and it is good to compare lithium battery security, and specific energy, energy density are high.But
The specific power of aluminium-air cell is relatively low, it is impossible to be directly used in the climbing of driving automobile and the significant power demand occasion such as run at high speed, if
High-power output is needed, substantial amounts of aluminium-air cell connection in series-parallel is needed, the volume of aluminium-air cell can be caused very big, do not met
The lightweight requirements of automobile.Due to aluminium-air cell self-corrosion liberation of hydrogen, there is potential safety hazard on automobile.Aluminium-air cell is anti-
Seasonable aluminum oxide, aluminium hydroxide etc. of producing needs to carry out being separated by filtration process, can otherwise cause fluid passage to block, and affects the combustion of aluminium air
The normal work of material battery.
Utility model content
For problem above, the utility model patent purpose is to devise a kind of compound aluminium-air cell, with output
Power is big, safe and reliable, good environmental protection advantage.
The specific technical scheme of the utility model is as follows：
The utility model provides a kind of compound aluminium-air cell, including to run the aluminium air electricity for generating electricity and producing hydrogen
Chi Dui, the h2 fuel cell stack generated electricity to the hydrogen produced using the aluminium-air cell heap, turn to carry out power
The super capacitor group changed, the lithium battery heap to carry out energy storage, and a control system；The control system respectively with the aluminium
Air cell heap, h2 fuel cell stack, super capacitor group and lithium battery heap connection, the control system includes being electrolysed
The electrolyte control module of hydraulic control, to collect the hydrogen of the aluminium-air cell heap generation and send into the hydrogen fuel cell
The hydrogen extraction module of heap, to the battery management module for detecting the compound aluminium-air cell relevant information, and to enter
The refrigerating module of row radiating.
Specifically, refrigerating module described in the utility model includes temperature sensor and radiator fan, for described compound
Aluminium-air cell is radiated.
Specifically, electrolyte control module described in the utility model includes liquid level sensor, acceleration transducer, feed liquor
Pump, positive displacement pump, circulating pump and flowmeter.
Specifically, hydrogen extraction module described in the utility model includes gas-liquid separation chamber, liquid level sensor, overflow valve, hydrogen
Air pump and gas washing chamber.
Specifically, battery management module described in the utility model includes voltage detection module, current detection module, switching molding
Block and power output control module.
It is flat with h2 fuel cell stack that the compound aluminium-air cell that the utility model is provided can control aluminium-air cell heap
Surely generating electricity, and control aluminium-air cell heap can store with h2 fuel cell stack to the transfer of each energy-storage system.Using aluminium-air cell,
Hydrogen fuel cell, lithium battery and super capacitor have complementary advantages, and avoid respective shortcoming, form a kind of new battery system.Make
The air combined battery of aluminium can be applied to high-power and long playing application scenario.Aluminium-air cell heap and hydrogen fuel
Battery pile is energy source, and each lithium battery monomer in super capacitor group and lithium battery heap is filled respectively by control system control
Electricity, can thoroughly efficiently solve lithium battery super-charge super-discharge problem in use.Lithium battery heap and super capacitor group can also be used
Brake energy recovery on charging pile, automobile etc. charges.
Description of the drawings
The utility model embodiment is described further referring to the drawings, wherein：
Fig. 1 is a kind of structure chart of compound aluminium-air cell of the utility model；
Fig. 2 is a kind of system diagram of the electrolyte control module of compound aluminium-air cell of the utility model；
Fig. 3 is a kind of system diagram of the hydrogen extraction module of compound aluminium-air cell of the utility model；
Fig. 4 is a kind of system diagram of the refrigerating module of compound aluminium-air cell of the utility model；
Fig. 5 is a kind of battery management module electric energy transfer module map of compound aluminium-air cell of the utility model.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described in further detail with specific embodiment.
The utility model proposes the utility model provides a kind of compound aluminium-air cell, Fig. 1 is referred to, including to transport
The hydrogen that row is generated electricity and produces the aluminium-air cell heap of hydrogen, generated electricity to the hydrogen produced using the aluminium-air cell heap
Fuel cell pack, the super capacitor group to carry out power conversion, the lithium battery heap to carry out energy storage, and a control system
System；The control system is connected respectively with the aluminium-air cell heap, h2 fuel cell stack, super capacitor group and lithium battery heap,
The control system includes carrying out the electrolyte control module of electrolyte control, produces to collect the aluminium-air cell heap
Raw hydrogen simultaneously sends into the hydrogen extraction module of the h2 fuel cell stack, to detect the related letter of the compound aluminium-air cell
The battery management module of breath, and the refrigerating module to be radiated.
Integrated CAN controller in control system, when being combined aluminium-air cell serial or parallel connection, each pile is single
Solely operational mode, can pass through the operation that the corresponding instruction control pile of outside CAN module transmission performs correlation, and rate output control
Molding block externally conveys electric energy.
Specifically, the electrolyte control module includes liquid level sensor, acceleration transducer, liquid feeding pump, positive displacement pump, follows
Ring pump and flowmeter.According to liquid level sensor and acceleration transducer reading information, automatically controlled using controlling pump and battery valve
Feed liquor and discharge opeing, control circulating pump and discharge the solid impurity produced in each battery pile.Flowmeter be used for detect feed liquor discharge opeing with
Loop condition.Electrolyte control module is managed using electric-control system, using acceleration transducer, enables pile many in motion state
Use on the automobile of change.Entering discharge opeing uses pump, aluminium-air cell heap to carry out rapid liquid inlet work and move back liquid and quit work.
It is electrolyte control module system diagram to refer to Fig. 2, and control process is as follows：
Feed liquor process：Electrolyte control module is received after the instruction that communication bus brings into operation, and controls liquid feeding pump by electricity
During solution liquid is by electrolyte tank Jing flowmeter injection filtering ponds, electrolyte enters aluminium-air cell heap, aluminium by inlet opening after filtering
Air cell heap brings into operation generating.Liquid level detecting sensor detection liquid reaches liquid feeding pump after specified location and stops liquid feeding；
Monitoring process：Aluminium-air cell heap using a period of time after, liquid level detecting sensor detect liquid level decline after by
Add electrolyte automatically to specified location according to above-mentioned injection process.Battery motion, incline liquid level change when, according to acceleration
Degree sensor signal amendment liquid level position, prevents from mistakenly filling and discharging electrolyte；
Discharge opeing process：Electrolyte control module is received after order out of service, and control positive displacement pump is by electrolyte by filtering
Pond Jing flowmeter battery valves were entered in electrolyte tank, and electrolyte is discharged clean rear liquid level sensor and provides corresponding signal, is arranged
Liquid pump quits work.Electrolyte tank is connected with electrolyte tank by pipe, and muddy electrolyte is stored in electrolyte tank；
The circulating filtration course of work：Control system will be pressed into electricity with fixed cycle driving cycle pump through the electrolyte for filtering
In heap, the liquid of flowing takes the particulate matter for reacting generation to filtering ponds, and electrolyte Jing system filters fall large granular impurity
Again Jing flowmeters, circulating pump are back in pile.Control system timing controlled positive displacement pump by the impurity Jing flowmeters in filtering ponds,
Battery valve delivers to electrolyte tank, when pump work is circulated, if the flowmeter liquid for flowing through per second is less than designated value, then it is assumed that runner
Blocking is there may be, system can carry out cleaning operation and change electrolyte to pile.
Specifically, the hydrogen extraction module recycles hydrogen, produces extra electric energy, including gas-liquid separation chamber, liquid
Level sensor, overflow valve, hydrogen pump and gas washing chamber.The hydrogen extraction module is according to aluminium-air cell heap, h2 fuel cell stack
Response situation control hydrogen pump by hydrogen extract out purify, send into h2 fuel cell stack reaction produce electric energy.
It is hydrogen extraction module system diagram to refer to Fig. 3, and concrete control process is as follows：
Hydrogen extraction module is made up of gas-liquid separation chamber, non-contact liquid level sensor, overflow valve, hydrogen pump and gas washing chamber.
Aluminium-air cell is piled up and starts reaction releasing hydrogen after injection electrolyte, and control system drives when aluminium-air cell starts fluid injection
Hydrogen pump operation, the gas that the reaction of aluminium-air cell heap is produced carries out gas-liquid separation by steam vent into gas-liquid separation chamber.Hydrogen
Gas Jing hydrogen pumps carry out purification processes into gas washing chamber, h2 fuel cell stack is sent into after purification and produces electric energy；Liquid level sensor is examined
The liquid height surveyed in gas-liquid separation room, controls overflow valve by indoor liquid is separated and drains back into electrolyte tank.The effect of air pump
It is that negative pressure is produced inside aluminium-air cell, prevents hydrogen gas leakage, and forces hydrogen to flow into gas washing chamber.Acting as gas washing chamber is clear
Alkaline steam fog in except hydrogen, protects hydrogen fuel cell.When the running status of aluminium-air cell is to stop, hydrogen pump stops fortune
OK.
Specifically, the refrigerating module includes temperature sensor and radiator fan, for the compound aluminium-air cell
Radiated, refrigerating module can change electrolyte and be radiated, in temperature in addition to basic air cooling way according to electrolyte temperature
Reduce power output and carry out moving back liquid operation according to temperature setting when spending high, aluminium-air cell running is safer.Cooling
Module radiates according to temperature sensor reading, control radiator fan and exchange electrolyte to each pile.When temperature is too high
Overtemperature protection program is performed, the safety of pile, battery and super capacitor is protected.
Fig. 4 is referred to for refrigerating module system diagram.Refrigerating module is obtained and is arranged on aluminium-air cell heap, hydrogen fuel cell
The temperature of temperature sensor in heap, super capacitor group and lithium battery heap, according to the corresponding cooling of temperature protection value control of setting
The fan module too high to temperature radiates.When environment temperature is too high or battery in superelevation load operation when, if cooling fan
Heat-sinking capability is not enough, and aluminium-air cell heap is radiated by the way of replacing electrolyte, by the higher electricity of pile internal temperature
Solution liquid is discharged, by the relatively low electrolyte injection pile of external temperature.When system detectio to aluminium-air cell heap temperature is beyond normal
Value, according to related desired temperature power or cut-out electric current output are reduced to battery, carry out moving back liquid operation, to ensure safety.
Control system detect h2 fuel cell stack, lithium battery heap and super capacitor group temperature beyond normal value when, according to setting temperature
Degree protection value reduces power output and cut-out charge-discharge circuit, and low temperature or overtemperature protection information are issued into use by CAN
Family equipment is reported to the police, until temperature reaches safe range and just recovers to use automatically, and stop sending low temperature or heat alarm to
CAN network.
Specifically, the battery management module includes that voltage detection module, current detection module, switch module and power are defeated
Go out control module.The battery management module obtains aluminium-air cell monomer voltage, lithium battery monomer electricity by voltage detection module
Pressure and super-capacitor voltage, control the discharge and recharge of lithium battery and super capacitor, and according to the electricity control of each battery and super capacitor
Power output control module processed externally conveys electric energy.
Voltage detecting is the basis of battery management module, and the detection of control system builtin voltage uses the isolation with communication function
Formula ADC, can measure aluminium-air cell monomer voltage, single lithium battery voltage, hydrogen fuel cell voltage and super capacitor
Voltage.
Fig. 5 is referred to, battery management system obtains aluminium-air cell monomer voltage, single lithium battery voltage, hydrogen fuel electricity
Cell voltage and super-capacitor voltage.Control system controls metal-oxide-semiconductor switch module to lithium according to the energy management algorithm of compound pile
Battery completes the transfer of energy with super capacitor discharge and recharge, and controls power output by power output control module, and power is defeated
Going out inside control module has current sensor, and control system is controlled on power bus according to the energy storage situation of internal system battery
Power output, it is ensured that the safety of internal cell system.Lithium battery may be from aluminium-air cell, hydrogen fuel with the energy of super capacitor
Battery and external charging, external charging includes Brake energy recovery that charging pile charges with car running process etc..
Battery management module can control lithium battery and super capacitor and charge according to battery management algorithm, each pile according to
The situation of oneself is individually managed, and many pile connection in series-parallel do not affect each other, and the convenient pile quantity that increases increases power, each electricity
Heap sends battery items real-time parameter by communication bus by communication bus control operation and stopping, pile to custom system.
Safeguard with convenient detection with extension is easy to.
The compound aluminium-air cell that the utility model is provided can control aluminium pile and steadily generate electricity with hydrogen electric stack, and control aluminium
Pile is stored with hydrogen electric stack electric energy to the transfer of each energy-storage system.Using aluminium-air cell, hydrogen fuel cell, lithium battery and super electricity
Hold and have complementary advantages, avoid respective shortcoming, form a kind of new battery system.The air combined battery of aluminium is set to be applied to need
Want high-power and long playing application scenario.Aluminium air pile is energy source with hydrogen electric stack, and it is right to be controlled by control system
Each lithium battery monomer charges respectively in super capacitor group and lithium pile, can thoroughly efficiently solve lithium battery and overcharge in use
Cross the problem of putting.Lithium battery heap and super capacitor group can also use the brake energy recovery on charging pile, automobile etc. to charge.
The specific energy of aluminium-air cell is 3～5 times of lithium battery.When the compound pile is applied on pure electric automobile,
Can simultaneously solve the problems, such as that course continuation mileage is short and automobile lithium battery super-charge super-discharge problem, the utility model utilizes aluminium-air cell pair
Lithium battery monomer is charged respectively, and the battery low to voltage adopts large current charge, and the battery high to voltage uses small current
Charge, it is not necessary to complicated lithium battery equalizing system, while extending the service life of lithium battery.Volume is dropped in lithium battery capacity
The 80% of constant volume still can be continuing with, and reduce the scrappage of lithium battery.By battery control system by aluminium pile and hydrogen
The power storage that electric energy that pile is produced, braking are reclaimed is balanced with to meet automobile changeable into lithium pile and super capacitor group
Power demand.
In the compound aluminium-air cell embodiment that the utility model is provided, as a example by applying on automobile, automobile is in operation
When, system on the premise of ensureing to meet power of vehicle demand, by aluminium-air cell and the unnecessary energy stores of hydrogen fuel cell
Into lithium battery, when electric quantity of lithium battery is less than 60%, System Priority ensures the electricity of lithium battery in the range of 60%～95%,
The monomer voltage of each lithium battery of system detectio, the control system control fet switch lithium battery low to electricity is charged,
By the unnecessary electric energy transfer of system to lithium ion battery, it is ensured that significant power demand of the automobile in acceleration and climbing is met.
When the electricity of lithium battery is 60%～95%, System Priority coordinates energy stores in super capacitor, and control system is according to work(
The off and on that voltage in rate bus controls super capacitor with super-capacitor voltage carries out discharge and recharge, on balance power bus
Power demand change, reduce discharge and recharge number of times to lithium battery, extend lithium battery service life.
Wherein the ceiling voltage of aluminium-air cell is 22V, and, in 14.4～12V, super capacitor is most for high power discharge platform
High voltage is 16.2V.Ferric phosphate lithium cell ceiling voltage is 14.6V, and high power discharge platform is in 12.8～12V.Therefore it is empty in aluminium
During gas battery operation, lithium battery just participates in electric discharge only when system needs great power output, and system detectio is to aluminium air
Battery total voltage connects the switch of lithium battery and main power supply circuits when being less than lithium battery voltage.When aluminium-air cell generated energy it is abundant
When unnecessary electricity is transferred in lithium battery, when lithium battery and super capacitor electricity reach 95% and car load power consumption be less than
Aluminium-air cell peak power 80% when aluminium air pile it is out of service with hydrogen fuel cell.
The above specific embodiment of the present utility model, does not constitute the restriction to the utility model protection domain.
Any various other corresponding change made according to technology design of the present utility model and deformation, should be included in this practicality
In new scope of the claims.
Claims (6)
1. a kind of compound aluminium-air cell, it is characterised in that include running generate electricity and produce hydrogen aluminium-air cell heap,
The h2 fuel cell stack that generated electricity to the hydrogen produced using the aluminium-air cell heap, to carry out the super of power conversion
Level capacitance group, the lithium battery heap to carry out energy storage, and a control system, the control system is electric with the aluminium air respectively
Chi Dui, h2 fuel cell stack, super capacitor group and lithium battery heap connection, the control system includes carrying out electrolyte control
Electrolyte control module, to the hydrogen for collecting the aluminium-air cell heap hydrogen for producing and send into the h2 fuel cell stack
Gas extraction module, and to detect the battery management module of the compound aluminium-air cell relevant information.
2. a kind of compound aluminium-air cell according to claim 1, it is characterised in that the control system also include to
The refrigerating module for being radiated.
3. a kind of compound aluminium-air cell according to claim 2, it is characterised in that the refrigerating module includes that temperature is passed
Sensor and radiator fan, for radiating to the compound aluminium-air cell.
4. a kind of compound aluminium-air cell according to claim 1, it is characterised in that the electrolyte control module includes
Liquid level sensor, acceleration transducer, liquid feeding pump, positive displacement pump, circulating pump and flowmeter.
5. a kind of compound aluminium-air cell according to claim 1, it is characterised in that the hydrogen extraction module includes gas
Liquid separation chamber, liquid level sensor, overflow valve, hydrogen pump and gas washing chamber.
6. a kind of compound aluminium-air cell according to claim 1, it is characterised in that the battery management module includes electricity
Pressure detection module, current detection module, switch module and power output control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621093697.2U CN206134891U (en) | 2016-09-29 | 2016-09-29 | Compound aluminium -air cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621093697.2U CN206134891U (en) | 2016-09-29 | 2016-09-29 | Compound aluminium -air cell |
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| Publication Number | Publication Date |
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| CN206134891U true CN206134891U (en) | 2017-04-26 |
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ID=58571620
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621093697.2U Active CN206134891U (en) | 2016-09-29 | 2016-09-29 | Compound aluminium -air cell |
Country Status (1)
| Country | Link |
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| CN (1) | CN206134891U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410332A (en) * | 2016-09-29 | 2017-02-15 | 深圳市锐劲宝能源电子有限公司 | Composite aluminum air cell and control method therefor |
| CN109713337A (en) * | 2018-12-28 | 2019-05-03 | 中科军联（张家港）新能源科技有限公司 | Direct methanol fuel cell and lithium ion battery mixing output device and output method |
| CN111244583A (en) * | 2020-01-16 | 2020-06-05 | 荆门市探梦科技有限公司 | Step reaction type metal fuel cell system |
-
2016
- 2016-09-29 CN CN201621093697.2U patent/CN206134891U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410332A (en) * | 2016-09-29 | 2017-02-15 | 深圳市锐劲宝能源电子有限公司 | Composite aluminum air cell and control method therefor |
| CN109713337A (en) * | 2018-12-28 | 2019-05-03 | 中科军联（张家港）新能源科技有限公司 | Direct methanol fuel cell and lithium ion battery mixing output device and output method |
| CN111244583A (en) * | 2020-01-16 | 2020-06-05 | 荆门市探梦科技有限公司 | Step reaction type metal fuel cell system |
| CN111244583B (en) * | 2020-01-16 | 2021-09-14 | 荆门市探梦科技有限公司 | Step reaction type metal fuel cell system |
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