CN108754527A - A kind of defroster and control method for Vehicular hydrogen generator - Google Patents
A kind of defroster and control method for Vehicular hydrogen generator Download PDFInfo
- Publication number
- CN108754527A CN108754527A CN201810517600.3A CN201810517600A CN108754527A CN 108754527 A CN108754527 A CN 108754527A CN 201810517600 A CN201810517600 A CN 201810517600A CN 108754527 A CN108754527 A CN 108754527A
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- hydrogen
- vehicular
- water storage
- storage device
- hydrogen generator
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
-
- 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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Abstract
A kind of defroster and control method for Vehicular hydrogen generator belongs to field of internal combustion engine.Vehicular hydrogen generator is connected with water storage device by discharge pipe line and water pipe, and discharge pipe line and water pipe are connected in parallel and are controlled respectively by drain solenoid valve, small pump；Heating device is provided on water storage device, supply unit provides electric power by circuit and circuit h for Vehicular hydrogen generator and heating device respectively；Hydrogen container, hydrogen rail, engine, Vehicular hydrogen generator, hydrogen container, engine are connected in series with by hydrogen rail；Electronic control unit controls by signal wire e and f the opening and closing of small pump and drain solenoid valve respectively by receiving power work signal a, water storage device liquid level position signal b, water storage device temperature signal c, Hydrogen Vapor Pressure signal d and Vehicular hydrogen generator electrolyte inside temperature signal g in hydrogen container.The device solves the problems, such as that Vehicular hydrogen generator can not normal use in winter.
Description
Technical field
The present invention provides a kind of defrosters and control method for Vehicular hydrogen generator, and in particular to on-board hydrogen
The antifreezing measures and the method for operation of the electrolyte of gas generator, belong to field of internal combustion engine.
Background technology
Hydrogen is a kind of to be acknowledged as more satisfactory substitute Fuel of Internal Combustion Engine.Diffusion velocity, the flame propagation speed of hydrogen
The combustion characteristics such as degree and burning velocity are above gasoline, and low with ignition energy, and boundary of catching fire is wide, so can using hydrogen
Realize the quick startup of internal combustion engine, suitable hydrogen is mixed in air inlet can shorten the combustion duration of internal combustion engine, Ke Yiyou
Effect improves the thermal efficiency of internal combustion engine and reduces the discharge of HC and CO.Further, since the knock limit of hydrogen is wide, ignition energy compared with
It is low so that hydrogen gasoline mixed fuel engine can further increase hydrogen in trouble-free operation under lean combustion mode
The economy of gas-gasoline mixed fuel engine, while reducing discharge.Ji Changwei, Wang Shuofeng etc. studies have shown that hydrogen loading gasoline
Machine can be effectively improved the burning of fuel combination, improve the thermal efficiency, and substantially reduce the works such as cold start-up, warming-up, idling and Smaller load
Discharge under condition.
" the hydrogen fuel combination automobile " that Beijing University of Technology proposes is domestic initiation, and independent development is a set of can be achieved
To the smooth transition of gasoline, small load condition hydrogen loading, the spray freely regulated fuel combination of oxygen amount after the pure hydrogen startup of engine, startup
Internal combustion engine electronic-control unit (HECU).Improve the burning of gasoline with hydrogen, is discharged when can both eliminate gasoline engine cold start-up
The severe phenomenon with oil consumption, the burning and discharge of gasoline when can also improve underload, while in turn ensuring in big load
Output power, effects of energy saving and emission reduction are fairly obvious.Since current adds hydrogen infrastructure insufficiency, " hydrogen fuel combination automobile " choosing
Source of the Vehicular hydrogen generator as hydrogen is selected, by installing electric vehicle charging socket and AC/DC voltages on automobile
Conversion equipment may be implemented charging pile and provide electric energy for hydrogen generator, ensure the supply of hydrogen.Hydrogen generator uses SPE
Electrolysis tech electrolyzing pure water type hydrogen making, the hydrogen purity produced is high, and safe and reliable.Core in SPE electrolytic cells
Part surely belongs to membrane electrode, proton exchange membrane H+Channel is provided, is precipitated in the form of hydrogen in cathode.But in SPE electrolytic cells
Electrolyte will bring the destruction of unrepairable to proton exchange membrane after freezing due to low temperature.Therefore, this hydrogen generator is not
The use demand of " hydrogen fuel combination automobile " at low temperatures can be met.Based on this, the present invention provides one kind for vehicle-mounted
The defroster and control method of hydrogen generator.
Invention content
, the proton exchange membrane low with hydrogen generator normal working temperature in environment temperature purpose of the present invention is to solve
Can because electrolyte freezes damage the problem of, satisfaction " hydrogen fuel combination automobile " use demand under low ambient temperature, it is proposed that
A kind of defroster and control method for Vehicular hydrogen generator.Vehicular hydrogen can be effectively solved using the device
The low temperature of device uses problem, improves its service life.
The present invention adopts the following technical scheme that：
Vehicular hydrogen generator (1), drain solenoid valve (2), small pump (3), water storage device (4), Vehicular hydrogen generator
(1) it is connected by discharge pipe line (10) and water pipe (9) with water storage device (4), discharge pipe line (10) and water pipe (9)
It is connected in parallel and is controlled respectively by drain solenoid valve (2), small pump (3)；Heating device (5) is provided on water storage device (4), electricity
Source device (6) is respectively that Vehicular hydrogen generator (1) and heating device (5) provide electric power by circuit (8) and circuit h；Hydrogen storage
Tank (7), hydrogen rail (13), engine (12), Vehicular hydrogen generator (1), hydrogen container (7), engine (12) pass through hydrogen rail
(13) it is connected in series with；Electronic control unit (11) is by receiving power work signal a, water storage device (4) liquid level position signal b, water storage
Device (4) temperature signal c, the interior Hydrogen Vapor Pressure signal d of hydrogen container (7) and Vehicular hydrogen generator (1) electrolyte inside temperature signal
G, and the opening and closing of small pump (3) and drain solenoid valve (2) is controlled by signal wire e and f respectively.Electronic control unit (11) passes through signal
Line is connect with instrument board (14), and instrument board (14) is responsible for receiving and shows water storage device (4) liquid level position signal b.
A kind of defroster and control method for Vehicular hydrogen generator as described above, it is characterised in that：
(1) as Hydrogen Vapor Pressure P >=P in hydrogen container (7)LWhen, PLMeet internal combustion engine (12) normal use most for hydrogen container
When low pressure values, it is not turned on hydrogen generator (1).Electronic control unit (11) is according to Vehicular hydrogen generator (1) electrolyte inside
Temperature signal g carrys out the state of electrolyte in monitoring device, as the temperature T of electrolytee< TM, TMFor setting electrolyte temperature most
Low value, electronic control unit (11) control drain solenoid valve (2) and open.
(2) as the Hydrogen Vapor Pressure P < P in hydrogen container (7)LWhen, open Vehicular hydrogen generator (1) hydrogen making.Electronics
Control unit (11) monitors water storage device by water storage device (4) liquid level position signal b and water storage device (4) temperature signal c
(4) the electrolysis liquid status in.As liquid level position ha< hs, hsFor the minimum level position of setting, electronic control unit (11) at this time
Low liquid level alarm signal i is sent out, and is received by instrument board (14) and shows alarm；Work as ha≥hsAnd water storage device (4) temperature
Ta< TNWhen, TNThe temperature of electrolyte when opening work for small pump (3), electronic control unit (11) control supply unit (6) are
Heating device (5) is powered, it is made to heat the electrolyte in water storage device (4)；Work as ha≥hsAnd Ta≥TNWhen, then by electricity
Sub-control unit (11) controls small pump (3) and works, and the electrolyte in water storage device (4) is drawn back vehicle by water pipe (9)
It carries in hydrogen generator (1), supply unit (6) is powered for Vehicular hydrogen generator (1).
(3) as the pressure P < P in hydrogen container (7)fWhen, PfIt is vehicle-mounted for the interior highest Hydrogen Vapor Pressure value of hydrogen container (7) of setting
Hydrogen generator (1) remains open state；As P >=PfWhen, electronic control unit 11 closes Vehicular hydrogen generator (1),
Stop hydrogen making.
The present apparatus solve the problems, such as Vehicular hydrogen generator at low temperatures can not normal use, extend its use
Service life makes it meet " hydrogen fuel combination automobile " round-the-clock requirement, has certain application prospect.
Description of the drawings
The system construction drawing of Fig. 1 present invention
Number definition in figure：
1, Vehicular hydrogen generator 2, drain solenoid valve 3, small pump 4, water storage device 5, heating device 6, supply unit 7,
Circuit between hydrogen container 8, power supply (6) and Vehicular hydrogen generator (1) connect 9, water pipe 10, discharge pipe line 11, electronics
Control unit 12, engine 13, hydrogen rail 14, instrument board a, power work signal b, water storage device liquid level position signal c, water storage
It is unit temp signal d, the interior Hydrogen Vapor Pressure signal e of hydrogen container (7), pump working signal f, drain solenoid valve working signal g, vehicle-mounted
Circuit between hydrogen generator (1) electrolyte inside temperature signal h, heating device (5) and supply unit (6) connect i, low liquid level
Alarm signal
The system flow chart of Fig. 2 present invention
Specific implementation mode:
In order to which the operation and control process that make apparatus of the present invention are clearer, below in conjunction with attached drawing in apparatus of the present invention
Operation and control method carry out apparent, complete description.
Apparatus of the present invention include：
Vehicular hydrogen generator (1), drain solenoid valve (2), small pump (3), water storage device (4), Vehicular hydrogen generator
(1) it is connected by discharge pipe line (10) and water pipe (9) with water storage device (4), discharge pipe line (10) and water pipe (9)
It is connected in parallel and is controlled respectively by drain solenoid valve (2), small pump (3)；Heating device (5) is provided on water storage device (4), electricity
Source device (6) is respectively that Vehicular hydrogen generator (1) and heating device (5) provide electric power by circuit (8) and circuit h；Hydrogen storage
Tank (7), hydrogen rail (13), engine (12), Vehicular hydrogen generator (1), hydrogen container (7), engine (12) pass through hydrogen rail
(13) it is connected in series with；Electronic control unit (11) is by receiving power work signal a, water storage device (4) liquid level position signal b, water storage
Device (4) temperature signal c, the interior Hydrogen Vapor Pressure signal d of hydrogen container (7) and Vehicular hydrogen generator (1) electrolyte inside temperature signal
G, and the opening and closing of small pump (3) and drain solenoid valve (2) is controlled by signal wire e and f respectively.Electronic control unit (11) passes through signal
Line is connect with instrument board (14), and instrument board (14) is responsible for receiving and shows water storage device (4) liquid level position signal b.
(1) as Hydrogen Vapor Pressure P >=3bar in hydrogen container (7), (pressure of gas-duct jetting hydrogen is 3~4bar, therefore
Pressure in hydrogen container should be not less than 3bar), do not use Vehicular hydrogen generator (1) hydrogen making.Electronic control unit (11)
The state of electrolyte is monitored according to Vehicular hydrogen generator (1) electrolyte inside temperature signal g, as cell bath temperature Te
(normal working temperature of hydrogen generator (1) is 0~40 DEG C to 2 DEG C of <, when electrolyte temperature is less than 0 DEG C, it will cause to be electrolysed
Membrane electrode in slot freezes and damages.To ensure that its performance, setting value should be at being higher than its 2-5 DEG C of normal working temperature minimum
Section in), electronic control unit (11) controls drain solenoid valve (2) by signal wire f and opens, and makes the electrolyte in electrolytic cell
It is flowed into water storage device (4) by discharge pipe line (10), drains the electrolyte in electrolytic cell；TeAt >=2 DEG C, then the row of being not turned on
Water solenoid valve (2).
(2) as the Hydrogen Vapor Pressure P < 3bar in hydrogen container (7), using Vehicular hydrogen generator (1) hydrogen making, by
In extraneous low temperature environment, electrolyte at this time is all stored in water storage device (4).When supply unit (6) is single to electronic control
First (11) send out working signal a, illustrate that hydrogen generator (1) has had external power source, at this time electronic control unit (11)
By water storage device (4) liquid level position signal b and water storage device (4) temperature signal c come to the electrolysis liquid in water storage device (4)
State is analyzed.As liquid level position ha(when liquid level position is less than 30%, hydrogen generator (1) electrolyte inside is not when < 30%
Foot, it will hydrogen production efficiency is caused to decline), electronic control unit (11) sends out low liquid level alarm signal i to instrument board (14), reminds
Electrolyte is added into water storage device (4) by driver；Work as ha>=30% and additional water tank temperature Ta(Vehicular hydrogen is sent out when 20 DEG C of <
The efficient hydrogen manufacturing temperature range of raw device (1) is 20~40 DEG C), electronic control unit (11) control supply unit (6) passes through circuit h
It powers for heating device (5), it is made to heat the electrolyte in water storage device (4)；Work as ha>=30% and TaAt >=20 DEG C,
Then small pump (3) is controlled by signal wire e to work, electrolyte is drawn back by water pipe (9) by electronic control unit (11)
In Vehicular hydrogen generator (1), at this point, electronic control unit (11) control supply unit (6) is Vehicular hydrogen by circuit (8)
Generator (1) is powered, and hydrogen making is started.
(3) when the pressure P < 27bar in hydrogen container (7) (are set according to the highest pressure store of hydrogen container (7), are
For the sake of safety, this numerical value should be set as the 85%-95% of its maximum value, and the maximum storage pressures of hydrogen container are in the present apparatus
When 30bar), Vehicular hydrogen generator (1) is constantly in operating mode；As P >=27bar, electronic control unit (11) control
Supply unit (6) is stopped, and stops hydrogen making.
Claims (2)
1. a kind of defroster for Vehicular hydrogen generator, which is characterized in that device includes：
Vehicular hydrogen generator (1), drain solenoid valve (2), small pump (3), water storage device (4), Vehicular hydrogen generator (1) with
Water storage device (4) is connected by discharge pipe line (10) with water pipe (9), and discharge pipe line (10) and water pipe (9) are in parallel
It connects and is controlled respectively by drain solenoid valve (2), small pump (3)；Heating device (5), power supply dress are provided on water storage device (4)
It is respectively that Vehicular hydrogen generator (1) and heating device (5) provide electric power by circuit (8) and circuit h to set (6)；Hydrogen container
(7), hydrogen rail (13), engine (12), Vehicular hydrogen generator (1), hydrogen container (7), engine (12) pass through hydrogen rail
(13) it is connected in series with；Electronic control unit (11) is by receiving power work signal a, water storage device (4) liquid level position signal b, water storage
Device (4) temperature signal c, the interior Hydrogen Vapor Pressure signal d of hydrogen container (7) and Vehicular hydrogen generator (1) electrolyte inside temperature signal
G, and the opening and closing of small pump (3) and drain solenoid valve (2) is controlled by signal wire e and f respectively；Electronic control unit (11) passes through signal
Line is connect with instrument board (14), and instrument board (14) is responsible for receiving and shows water storage device (4) liquid level position signal b.
2. the method for application device as described in claim 1, it is characterised in that：
(1) as Hydrogen Vapor Pressure P >=P in hydrogen container (7)LWhen, PLMeet the minimal pressure of internal combustion engine (12) normal use for hydrogen container
When force value, it is not turned on hydrogen generator (1) at this time；Electronic control unit (11) is according to Vehicular hydrogen generator (1) electrolyte inside
Temperature signal g carrys out the state of electrolyte in monitoring device, as the temperature T of electrolytee< TM, TMFor setting electrolyte temperature most
Low value, electronic control unit (11) control drain solenoid valve (2) and open；
(2) as the Hydrogen Vapor Pressure P < P in hydrogen container (7)LWhen, open Vehicular hydrogen generator (1) hydrogen making；Electronic control is single
First (11) are monitored by water storage device (4) liquid level position signal b and water storage device (4) temperature signal c in water storage device (4)
Liquid condition；As liquid level position ha< hs, hsFor the minimum level position of setting, electronic control unit (11) is sent out at this time
Low liquid level alarm signal i；Work as ha≥hsAnd water storage device (4) temperature Ta< TNWhen, TNElectrolyte when opening work for small pump (3)
Temperature, electronic control unit (11) control supply unit (6) be heating device (5) power supply；Work as ha≥hsAnd Ta≥TNWhen, then
It is worked by electronic control unit (11) control small pump (3), the electrolyte in water storage device (4) is drawn back into Vehicular hydrogen generator
(1) in, supply unit (6) is powered for Vehicular hydrogen generator (1)；
(3) as the pressure P < P in hydrogen container (7)fWhen, PfFor the interior highest Hydrogen Vapor Pressure value of hydrogen container (7) of setting, Vehicular hydrogen
Generator (1) is always maintained at open state；As P >=PfWhen, electronic control unit (11) closes Vehicular hydrogen generator (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810517600.3A CN108754527B (en) | 2018-05-25 | 2018-05-25 | Anti-freezing device for vehicle-mounted hydrogen generator and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810517600.3A CN108754527B (en) | 2018-05-25 | 2018-05-25 | Anti-freezing device for vehicle-mounted hydrogen generator and control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108754527A true CN108754527A (en) | 2018-11-06 |
| CN108754527B CN108754527B (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810517600.3A Active CN108754527B (en) | 2018-05-25 | 2018-05-25 | Anti-freezing device for vehicle-mounted hydrogen generator and control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109440127A (en) * | 2018-12-30 | 2019-03-08 | 北京工业大学 | A kind of SPE pure water hydrogen generator and control method with self heating function |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956634A (en) * | 2010-09-10 | 2011-01-26 | 北京工业大学 | Device for preparing, storing and feeding vehicle-mounted hydrogen/oxygen and control method thereof |
| CN103867352A (en) * | 2014-04-04 | 2014-06-18 | 山东赛克赛斯氢能源有限公司 | Energy-saving combustion-supporting vehicle-mounted hydrogen-oxygen generation system |
| CN104593805A (en) * | 2014-12-27 | 2015-05-06 | 北京工业大学 | Anti-freezing device for vehicle-mounted hydrogen generator |
| CN104791150A (en) * | 2015-03-21 | 2015-07-22 | 北京工业大学 | Low-emission environment-friendly vehicle-mounted hydrogen production device and control method |
| CN107190277A (en) * | 2017-06-23 | 2017-09-22 | 北京工业大学 | A kind of plug-in vehicle-mounted hydrogen production machine |
| CN107204476A (en) * | 2017-06-23 | 2017-09-26 | 北京工业大学 | One kind charging hydrogen manufacturing integral system |
-
2018
- 2018-05-25 CN CN201810517600.3A patent/CN108754527B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956634A (en) * | 2010-09-10 | 2011-01-26 | 北京工业大学 | Device for preparing, storing and feeding vehicle-mounted hydrogen/oxygen and control method thereof |
| CN103867352A (en) * | 2014-04-04 | 2014-06-18 | 山东赛克赛斯氢能源有限公司 | Energy-saving combustion-supporting vehicle-mounted hydrogen-oxygen generation system |
| CN104593805A (en) * | 2014-12-27 | 2015-05-06 | 北京工业大学 | Anti-freezing device for vehicle-mounted hydrogen generator |
| CN104791150A (en) * | 2015-03-21 | 2015-07-22 | 北京工业大学 | Low-emission environment-friendly vehicle-mounted hydrogen production device and control method |
| CN107190277A (en) * | 2017-06-23 | 2017-09-22 | 北京工业大学 | A kind of plug-in vehicle-mounted hydrogen production machine |
| CN107204476A (en) * | 2017-06-23 | 2017-09-26 | 北京工业大学 | One kind charging hydrogen manufacturing integral system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109440127A (en) * | 2018-12-30 | 2019-03-08 | 北京工业大学 | A kind of SPE pure water hydrogen generator and control method with self heating function |
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| CN108754527B (en) | 2020-02-18 |
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