CN104679043A - Automatic control system for hydrogen of hydrogen fuel cells - Google Patents
Automatic control system for hydrogen of hydrogen fuel cells Download PDFInfo
- Publication number
- CN104679043A CN104679043A CN201310630288.6A CN201310630288A CN104679043A CN 104679043 A CN104679043 A CN 104679043A CN 201310630288 A CN201310630288 A CN 201310630288A CN 104679043 A CN104679043 A CN 104679043A
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- hydrogen
- solenoid valve
- control system
- automatic control
- fuel cell
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Abstract
The invention belongs to the technical field of hydrogen fuel cells, and particularly relates to an automatic control system for hydrogen of the hydrogen fuel cells. The automatic control system comprises a hydrogen tank, a hydrogen conveying pipe and an intelligent control circuit board for the hydrogen fuel cells, a signal conversion processing circuit, a single-chip microcomputer, an air pressure detection sensor, wherein the signal conversion processing circuit and the single-chip microcomputer are integrated on the intelligent circuit board and are electrically connected in sequence, and the air pressure detection sensor is arranged in the hydrogen conveying pipe and is electrically connected with the signal conversion processing circuit; the automatic control system also comprises a solenoid valve driving circuit and a solenoid valve, wherein the solenoid valve driving circuit is connected with the single-chip microcomputer, and the solenoid valve is connected with the solenoid valve driving circuit; the solenoid valve is arranged on the mouth of the hydrogen tank. The automatic control system for the hydrogen of the hydrogen fuel cell can automatically detect the pressure intensity of the hydrogen and is capable of regulating the solenoid valve on the hydrogen tank to be turned on and off according to the pressure intensity so as to supply hydrogen concentration required by power generation; moreover, excess hydrogen is not wasted, so that not only is the safety of the fuel cell enhanced but also the use ratio of the hydrogen is increased.
Description
Technical field
The invention belongs to hydrogen fuel cell technologies field, be specifically related to a kind of hydrogen fuel cell hydrogen automatic control system.
Background technology
Hydrogen fuel cell, makes fuel with hydrogen, and oxygen makes oxygenant, by the combustion reaction of fuel, is the battery of electric energy by converts chemical energy.During hydrogen-oxygen fuel cell work, to hydrogen electrode supply of hydrogen, simultaneously to oxygen electrode supply oxygen.Under hydrogen, the oxygen catalyst action on electrode, generate water by electrolyte.At this moment on hydrogen electrode, unnecessary electronics is had and electronegative, owing to lacking electronics and positively charged on oxygen electrode.After connecting circuit, this course of reaction being similar to burning just can be carried out continuously.
Hydrogen fuel cell is that people solve a kind of cleaning of energy energy crisis, the new forms of energy of environmental protection; But hydrogen is a kind of inflammable and explosive gas, when use hydrogen fuel cell, the control for hydrogen is particularly important; The pressure of hydrogen controls, and not only has influence on the effect that battery produces electricity, more can have influence on safety.
Summary of the invention
The object of the invention is to overcome in prior art to the problem that hydrogen gas pressure controls.
For this reason, the invention provides a kind of hydrogen fuel cell hydrogen automatic control system, comprise the hydrogen gas tank of hydrogen fuel cell, hydrogen delivery tube, intelligent control circuit plate, be integrated in signal conversion processing circuit and single-chip microcomputer that intelligent circuit board is electrically connected successively, and be arranged on the air pressure detecting sensor be electrically connected with signal conversion processing circuit in hydrogen delivery tube, also comprise the driving circuit for electromagnetic valve be connected with single-chip microcomputer and the solenoid valve be connected with driving circuit for electromagnetic valve; Described solenoid valve is arranged on the tank mouth of hydrogen gas tank.
The driving circuit R1 resistance of above-mentioned solenoid valve is 4.7K Ω, R2 resistance is 22 K Ω, and the model of R3 resistance to be the model of 22 K Ω, Q1 be S8050, Q2 is S8550.
The model of above-mentioned single-chip microcomputer is Atmel89C51.
Beneficial effect of the present invention: this hydrogen fuel cell hydrogen automatic control system provided by the invention, comprise the hydrogen gas tank of hydrogen fuel cell, hydrogen delivery tube, intelligent control circuit plate, be integrated in signal conversion processing circuit and single-chip microcomputer that intelligent circuit board is electrically connected successively, and be arranged on the air pressure detecting sensor be electrically connected with signal conversion processing circuit in hydrogen delivery tube, also comprise the driving circuit for electromagnetic valve be connected with single-chip microcomputer and the solenoid valve be connected with driving circuit for electromagnetic valve; Described solenoid valve is arranged on the tank mouth of hydrogen gas tank, therefore, this hydrogen fuel cell hydrogen automatic control system, automatically can detect the pressure of hydrogen and regulate the electromagnetic valve switch in hydrogen gas tank according to pressure, density of hydrogen needed for generating is provided, and not unnecessary waste hydrogen, not only increase the security of fuel cell, and improve the utilization factor of hydrogen.
Below with reference to accompanying drawing, the present invention is described in further details.
Accompanying drawing explanation
Fig. 1 is hydrogen fuel cell hydrogen automatic control system schematic diagram.
Fig. 2 is driving circuit for electromagnetic valve schematic diagram.
Embodiment
Embodiment one:
A kind of hydrogen fuel cell hydrogen automatic control system as shown in Figure 1, comprise the hydrogen gas tank of hydrogen fuel cell, hydrogen delivery tube, intelligent control circuit plate, be integrated in signal conversion processing circuit and single-chip microcomputer that intelligent circuit board is electrically connected successively, and be arranged on the air pressure detecting sensor be electrically connected with signal conversion processing circuit in hydrogen delivery tube, also comprise the driving circuit for electromagnetic valve be connected with single-chip microcomputer and the solenoid valve be connected with driving circuit for electromagnetic valve; Described solenoid valve is arranged on the tank mouth of hydrogen gas tank;
This hydrogen fuel cell hydrogen automatic control system, automatically can detect the pressure of hydrogen and regulate the electromagnetic valve switch in hydrogen gas tank according to pressure, density of hydrogen needed for generating is provided, and not unnecessary waste hydrogen, not only increase the security of fuel cell, and improve the utilization factor of hydrogen.
Embodiment two:
Above-mentioned hydrogen fuel cell hydrogen automatic control system, the driving circuit of solenoid valve comprises three resistance: R1, R2, R3, two triodes: Q1, Q2 form; R1 one end is connected with input end, and one end is connected with the base stage of Q1; One end of R2 is connected with direct supply VDD, and one end is connected with the collector of Q1; R3 one end is connected with the collector of Q1, and one end is connected with the base stage of Q2; Q1's and grounded emitter; The emitter of Q2 is connected with direct supply VDD, and the collector of Q2 is connected with output terminal;
In above-mentioned signal generating circuit: R1 resistance is 4.7K Ω, R2 resistance is 22 K Ω, and R3 resistance is the model of 22 K Ω, Q1 is the model of S8050, Q2, is S8550; The model of single-chip microcomputer is Atmel89C51.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, everyly all belongs within protection scope of the present invention with the same or analogous design of the present invention.
Claims (3)
1. a hydrogen fuel cell hydrogen automatic control system, comprise the hydrogen gas tank of hydrogen fuel cell, hydrogen delivery tube, intelligent control circuit plate, be integrated in signal conversion processing circuit and single-chip microcomputer that intelligent circuit board is electrically connected successively, and be arranged on the air pressure detecting sensor be electrically connected with signal conversion processing circuit in hydrogen delivery tube, it is characterized in that: also comprise the driving circuit for electromagnetic valve be connected with single-chip microcomputer and the solenoid valve be connected with driving circuit for electromagnetic valve; Described solenoid valve is arranged on the tank mouth of hydrogen gas tank.
2. hydrogen fuel cell hydrogen automatic control system as claimed in claim 1, is characterized in that: the driving circuit R1 resistance of described solenoid valve is 4.7K Ω, R2 resistance is 22 K Ω, and the model of R3 resistance to be the model of 22 K Ω, Q1 be S8050, Q2 is S8550.
3. hydrogen fuel cell hydrogen automatic control system as claimed in claim 1, is characterized in that: the model of described single-chip microcomputer is Atmel89C51.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310630288.6A CN104679043A (en) | 2013-12-02 | 2013-12-02 | Automatic control system for hydrogen of hydrogen fuel cells |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310630288.6A CN104679043A (en) | 2013-12-02 | 2013-12-02 | Automatic control system for hydrogen of hydrogen fuel cells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104679043A true CN104679043A (en) | 2015-06-03 |
Family
ID=53314270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310630288.6A Withdrawn CN104679043A (en) | 2013-12-02 | 2013-12-02 | Automatic control system for hydrogen of hydrogen fuel cells |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104679043A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111525161A (en) * | 2020-04-10 | 2020-08-11 | 荷氢新能源科技(山东)有限公司 | Fuel cell capable of automatically controlling hydrogen amount |
-
2013
- 2013-12-02 CN CN201310630288.6A patent/CN104679043A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111525161A (en) * | 2020-04-10 | 2020-08-11 | 荷氢新能源科技(山东)有限公司 | Fuel cell capable of automatically controlling hydrogen amount |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20150603 |