CN104092280A - Fuel cell standby power source system based on super capacitor starting - Google Patents
Fuel cell standby power source system based on super capacitor starting Download PDFInfo
- Publication number
- CN104092280A CN104092280A CN201410270536.5A CN201410270536A CN104092280A CN 104092280 A CN104092280 A CN 104092280A CN 201410270536 A CN201410270536 A CN 201410270536A CN 104092280 A CN104092280 A CN 104092280A
- Authority
- CN
- China
- Prior art keywords
- module
- fuel cell
- super capacitor
- auxiliary
- power source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
Landscapes
- Fuel Cell (AREA)
Abstract
The invention relates to the technical field of fuel cells, in particular to a fuel cell standby power source system based on super capacitor starting. The fuel cell standby power source system comprises an electric piling module, a DCDC converter, an auxiliary energy storage module, a fuel cell control/assisting system module, a mains supply rectification module and a load module. The auxiliary energy storage module is a super capacitor, the output end of the electric piling module is in parallel connection with the DCDC converter and the super capacitor, and switches are arranged between the electric piling module and the DCDC converter and between the electric piling module and the super capacitor respectively. The output end of the super capacitor is connected to the ground. The DCDC converter is connected with the fuel cell control/assisting system module, the mains supply rectification module and the load module respectively in parallel. A lead wire is arranged between the input end of the super capacitor and the input end of the fuel cell control/assisting system module for connecting, and the lead wire is provided with a switch. The fuel cell standby power source system based on super capacitor starting is small in size, low in cost, long in cycle life, high in safety, and capable of well meeting the application demand of the fuel cell standby power source system.
Description
Technical field
The present invention relates to fuel cell technology field, be specifically related to a kind of backup power system of fuel cell starting based on super capacitor.
Background technology
The starting characteristic of fuel cell material battery backup power source system has determined that it must be equipped with an auxiliary energy storage unit, the auxiliary system that is fuel cell system at the initial stage of its startup (comprises control system, cooling system, fuel feed system) power supply, bear load supplying simultaneously.In general, fuel cell reaches the working point needs time of about 30 seconds from starting to, and this stage auxiliary energy storage unit is low-voltage, heavy-current discharge state, and this just requires auxiliary energy storage unit to have good high-rate discharge ability.
The conventional auxiliary energy storage unit using mainly contains lead-acid batteries and ferric phosphate lithium cell group at present.The high-rate discharge ability of lead acid accumulator is poor, under the constant condition of voltage, in order to obtain larger discharging current, we must improve its capacity, this has just caused the sharply rising of cost, and its volume also phase strain is large, be unfavorable for layout and the miniaturization of entire system.In addition, the cycle life of lead acid accumulator is poor, needs to carry out regular maintenance and replacing within cycle designed life of fuel cell system, and this has increased the use cost in system later stage undoubtedly.The relative lead acid accumulator of ferric phosphate lithium cell, its high-rate discharge ability is better, and under identical voltage and discharging current condition, its capacity requirement does not have lead acid accumulator so large, on volume, can greatly reduce, be convenient to layout designs and the miniaturization requirement of system.But be limited by the price of monomer whose and the cost of battery management system, the relative lead acid accumulator of cost advantage of whole battery pack is not too obvious.There is large advantage its cycle life aspect compared with storage battery, and the expense of later maintenance aspect is lower, but is confined to the characteristic of lithium ion battery, and its environmental suitability and fail safe are not as storage battery, and for some extreme environment, it need to carry out special protection design.
Summary of the invention
For the deficiency existing in prior art, the invention provides that a kind of volume is little, cost is low, have extended cycle life, the safe backup power system of fuel cell starting based on super capacitor.
To achieve these goals, the present invention realizes by the following technical solutions:
A kind of backup power system of fuel cell starting based on super capacitor, comprise hydrogen and oxygen conversion are provided to the galvanic pile module of power supply, galvanic pile module out-put supply are adjusted into DCDC transducer, auxiliary energy storage module, Fuel Cell Control/auxiliary system module, commercial power rectification module and the load blocks of direct current output for electric energy, it is characterized in that, described auxiliary energy storage module is super capacitor
Described galvanic pile module output parallel DC/DC transducer and super capacitor, arrange respectively switch between galvanic pile module and DCDC transducer, super capacitor;
Described super capacitor output head grounding;
Described DCDC transducer is in parallel with Fuel Cell Control/auxiliary system module, commercial power rectification module and load blocks respectively;
Between the input of described super capacitor and Fuel Cell Control/auxiliary system module input, wire is set and is connected, on described wire, switch is set.
Above-mentioned a kind of backup power system of fuel cell starting based on super capacitor, the Fuel Cell Control/auxiliary system module described in it comprise control the control system of the normal operation of whole system and for pile hydrogen, oxygen fuel are provided and to system operation carry out cooling auxiliary system.
Above-mentioned a kind of backup power system of fuel cell starting based on super capacitor, the commercial power rectification module described in it is simulation actual condition, simulates externally fed normally and the module of power failure situation.
Above-mentioned a kind of backup power system of fuel cell starting based on super capacitor, the load blocks described in it is the equipment of the power consumption of simulation actual condition.
Beneficial effect:
The present invention adopts super capacitor as auxiliary energy storage module, and super capacitor is as emerging auxiliary energy storage unit, and some advantages that have can finely meet the application at backup power system of fuel cell.First, because its energy density is large, be applicable to very much high current charge-discharge, and it is short to discharge and recharge the time, efficiency is high, this fine startup demand that has met backup power system of fuel cell.Secondly, the capacitance group capacity requirement that can meet design requirement is less, with regard to the current super capacitor market price, its cost is suitable with lithium ion battery group, be accompanied by the continuous expansion of super capacitor application, its cost has larger decline space, and its volume aspect has superiority compared with storage battery and lithium battery, is convenient to layout designs and the miniaturization requirement of system.Finally, its cycle life, there is obvious advantage environmental suitability and fail safe aspect compared with storage battery and lithium battery, within backup power system of fuel cell cycle designed life, super capacitor is substantially non-maintaining, the decay of its energy density is also less, without changing, has greatly lowered later maintenance and use cost.Its environmental adaptation scope is well more a lot of than lithium battery, and due to lead acid accumulator, both have larger advantage relatively in fail safe.
Brief description of the drawings
Describe the present invention in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is structural framing figure of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the present invention.
With reference to Fig. 1, the present invention includes galvanic pile module 1, DCDC transducer 2, auxiliary energy storage module is super capacitor 3, Fuel Cell Control/auxiliary system module 4, commercial power rectification module 5 and load blocks 6, described galvanic pile module 1 output parallel DC/DC transducer 2 and super capacitor 3, between galvanic pile module 1 and DCDC transducer 2, arrange between K switch 3, galvanic pile module 1 and super capacitor 3 K switch 2 is set respectively, galvanic pile module 1 provides power supply by hydrogen and oxygen conversion for electric energy.DCDC transducer 2 is in parallel with Fuel Cell Control/auxiliary system module 4, commercial power rectification module 5 and load blocks 6 respectively, and the power supply that DCDC transducer is exported galvanic pile module 1 is adjusted into direct current output.Between the input of super capacitor 3 and Fuel Cell Control/auxiliary system module 4 inputs, wire is set and is connected, K switch 1 is set, super capacitor 3 output head groundings on described wire.Fuel Cell Control/auxiliary system module 4 comprise control the control system of the normal operation of whole system and for pile hydrogen, oxygen fuel are provided and to system operation carry out cooling auxiliary system.Commercial power rectification module 5 is simulation actual condition, simulates externally fed normally and the module of power failure situation.Load blocks 6 is the equipment of the power consumption of simulation actual condition.
Working condition of the present invention is as follows:
When civil power is normal, commercial power rectification module 5 is output as load blocks 6 and powers, now K1 closure in figure, and K2, K3 disconnects, and Fuel Cell Control/auxiliary system module 4 powers on, and in holding state, super capacitor 3 is in charged state.
When city electrical anomaly, commercial power rectification module 5 stops output, now K2 closure in figure, K1 disconnects, it is system startup and load supplying that super capacitor 3 provides electric energy after DCDC transducer 2 is adjusted, the control system starting fluid battery of Fuel Cell Control/auxiliary system module 4, auxiliary system starts to supply hydrogen and oxygen, for pile provides fuel.
In the time that galvanic pile module 1 starts to the state that is applicable to output, K3 closure, K2 disconnects, K1 closure, fuel cell pile 1 is exported electric energy, and supply load module 6 and Fuel Cell Control/auxiliary system module 4 after DCDC transducer 2 is adjusted charge to super capacitor 3 simultaneously.
When civil power recovers normal again, K3 disconnects, and K2 disconnects, K1 closure, and commercial power rectification module 5 is output as load blocks 6 and powers, and Fuel Cell Control/auxiliary system module 4 powers on, and in holding state, super capacitor 3 is in charged state.
Some advantages that super capacitor has, first, because its energy density is large, be applicable to very much high current charge-discharge, and it are short to discharge and recharge the time, and efficiency is high, this fine startup demand that has met backup power system of fuel cell.Secondly, the capacitance group capacity requirement that can meet design requirement is less, and its cost has larger decline space, and layout designs and the miniaturization requirement of system are convenient in its volume aspect.Finally, its cycle life, there is obvious advantage environmental suitability and fail safe aspect compared with storage battery and lithium battery, within backup power system of fuel cell cycle designed life, super capacitor is substantially non-maintaining, and the decay of its energy density is also less, without changing, greatly lowered later maintenance and use cost, both have larger advantage relatively in fail safe.Can finely meet the application at backup power system of fuel cell.
More than show and described general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (4)
1. the backup power system of fuel cell starting based on super capacitor, comprise hydrogen and oxygen conversion are provided to the galvanic pile module of power supply, galvanic pile module out-put supply are adjusted into DCDC transducer, auxiliary energy storage module, Fuel Cell Control/auxiliary system module, commercial power rectification module and the load blocks of direct current output for electric energy, it is characterized in that, described auxiliary energy storage module is super capacitor
Described galvanic pile module output parallel DC/DC transducer and super capacitor, arrange respectively switch between galvanic pile module and DCDC transducer, super capacitor;
Described super capacitor output head grounding;
Described DCDC transducer is in parallel with Fuel Cell Control/auxiliary system module, commercial power rectification module and load blocks respectively;
Between the input of described super capacitor and Fuel Cell Control/auxiliary system module input, wire is set and is connected, on described wire, switch is set.
2. a kind of backup power system of fuel cell starting based on super capacitor according to claim 1, it is characterized in that, described Fuel Cell Control/auxiliary system module comprise control the control system of the normal operation of whole system and for pile hydrogen, oxygen fuel are provided and to system operation carry out cooling auxiliary system.
3. a kind of backup power system of fuel cell starting based on super capacitor according to claim 1, is characterized in that, described commercial power rectification module is simulation actual condition, simulates externally fed normally and the module of power failure situation.
4. a kind of backup power system of fuel cell starting based on super capacitor according to claim 1, is characterized in that, described load blocks is the equipment of the power consumption of simulation actual condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410270536.5A CN104092280B (en) | 2014-06-17 | 2014-06-17 | Fuel cell standby power source system based on super capacitor starting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410270536.5A CN104092280B (en) | 2014-06-17 | 2014-06-17 | Fuel cell standby power source system based on super capacitor starting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104092280A true CN104092280A (en) | 2014-10-08 |
| CN104092280B CN104092280B (en) | 2017-01-18 |
Family
ID=51639971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410270536.5A Active CN104092280B (en) | 2014-06-17 | 2014-06-17 | Fuel cell standby power source system based on super capacitor starting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104092280B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105047968A (en) * | 2015-08-26 | 2015-11-11 | 苏州弗尔赛能源科技股份有限公司 | Auxiliary energy storage device of fuel cell emergency power generation car |
| CN110071570A (en) * | 2018-01-24 | 2019-07-30 | 湖州师范学院 | A kind of elevator emergency power-supply system and control method based on fuel cell and super capacitor |
| CN113561802A (en) * | 2021-09-22 | 2021-10-29 | 北京亿华通科技股份有限公司 | Operation auxiliary device of vehicle-mounted fuel cell and control method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1475378A (en) * | 2002-08-14 | 2004-02-18 | 上海燃料电池汽车动力系统有限公司 | Power system of electric-electric mixed fuel battery automobile |
| CN102013503A (en) * | 2010-11-04 | 2011-04-13 | 北京万瑞讯通科技有限公司 | Fuel cell standby power supply control system and control method thereof |
| US20130147276A1 (en) * | 2011-12-09 | 2013-06-13 | Ardica Technologies, Inc. | Systems and methods for managing a fuel cell |
-
2014
- 2014-06-17 CN CN201410270536.5A patent/CN104092280B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1475378A (en) * | 2002-08-14 | 2004-02-18 | 上海燃料电池汽车动力系统有限公司 | Power system of electric-electric mixed fuel battery automobile |
| CN102013503A (en) * | 2010-11-04 | 2011-04-13 | 北京万瑞讯通科技有限公司 | Fuel cell standby power supply control system and control method thereof |
| US20130147276A1 (en) * | 2011-12-09 | 2013-06-13 | Ardica Technologies, Inc. | Systems and methods for managing a fuel cell |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105047968A (en) * | 2015-08-26 | 2015-11-11 | 苏州弗尔赛能源科技股份有限公司 | Auxiliary energy storage device of fuel cell emergency power generation car |
| CN110071570A (en) * | 2018-01-24 | 2019-07-30 | 湖州师范学院 | A kind of elevator emergency power-supply system and control method based on fuel cell and super capacitor |
| CN113561802A (en) * | 2021-09-22 | 2021-10-29 | 北京亿华通科技股份有限公司 | Operation auxiliary device of vehicle-mounted fuel cell and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104092280B (en) | 2017-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103825332B (en) | Direct-current (DC) output system capable of effectively protecting fuel battery and reducing amount of energy storage batteries | |
| CN201985605U (en) | Photovoltaic power supply system | |
| CN103501036B (en) | A kind of charging and discharging lithium battery pilot circuit | |
| CN104393626A (en) | Distributed solid oxide fuel cell charging station | |
| CN104092280A (en) | Fuel cell standby power source system based on super capacitor starting | |
| CN204030659U (en) | A kind of distributed Solid Oxide Fuel Cell charging station | |
| CN103532480A (en) | Power device of high-voltage direct current power transmission line fault monitoring terminal | |
| CN205004820U (en) | Uninterrupted power source system based on super capacitor | |
| CN104659835A (en) | Solar energy and hydrogen energy complementary power generation control circuit | |
| CN203691031U (en) | Uninterrupted DC power supply | |
| CN204271668U (en) | A kind of solar cell charge-discharge controller | |
| CN203747468U (en) | DC output system for effectively protecting fuel battery and reducing quantity of energy storage battery | |
| CN105811050A (en) | Fuel battery system with supercapacitors and lithium batteries | |
| CN202872443U (en) | Fuel-cell-based communication power supply | |
| CN206461428U (en) | A kind of circuit module connected for ship'ssupply | |
| CN213959823U (en) | Uninterrupted aluminum fuel power supply system based on aluminum-air battery | |
| CN203933141U (en) | A kind of backup power system of fuel cell starting based on super capacitor | |
| CN209709738U (en) | A kind of power supply system based on more solar panels and more rechargeable batteries | |
| CN202798118U (en) | Seamless switching system for fuel-cell emergency power source | |
| CN203537052U (en) | Multifunctional renewable energy source converting system | |
| CN203674776U (en) | Novel solar energy lithium battery uninterrupted power source | |
| CN101594063A (en) | A kind of mixed energy storage direct current power supply system | |
| CN202696203U (en) | Intelligent ring main unit and power unit thereof | |
| CN202142889U (en) | Solar charge-discharge controller | |
| CN201699438U (en) | Split photovoltaic power case |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Yushan Zhen Shan song road Kunshan city Suzhou city Jiangsu province 215316 No. 66 Applicant after: SUZHOU FORESIGHT ENERGY TECHNOLOGY CO.,LTD. Address before: Yushan Zhen Shan song road Kunshan city Suzhou city Jiangsu province 215316 No. 66 Applicant before: The game of Suzhou energy science and technology Ltd. Address after: Yushan Zhen Shan song road Kunshan city Suzhou city Jiangsu province 215316 No. 66 Applicant after: The game of Suzhou energy science and technology Ltd. Address before: Yushan Zhen Shan song road Kunshan city Suzhou city Jiangsu province 215316 No. 66 Applicant before: KUNSHAN FUERSAI ENERGY Co.,Ltd. |
|
| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |