CN2791656Y - Hydrogen-storage device capacity monitoring displaying device for fuel cell - Google Patents
Hydrogen-storage device capacity monitoring displaying device for fuel cell Download PDFInfo
- Publication number
- CN2791656Y CN2791656Y CN 200520033734 CN200520033734U CN2791656Y CN 2791656 Y CN2791656 Y CN 2791656Y CN 200520033734 CN200520033734 CN 200520033734 CN 200520033734 U CN200520033734 U CN 200520033734U CN 2791656 Y CN2791656 Y CN 2791656Y
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- circuit
- fuel cell
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Abstract
The utility model relates to a capacity monitoring displaying device of hydrogen-storage devices for fuel cells, which is characterized in that the utility model comprises a monolithic computer circuit, an information storage unit, an analog to digital conversion circuit, an electromagnetic valve control circuit, an output current sample circuit of the fuel cells, an output voltage sample circuit of the fuel cells, a light emitting diode array and an acoustic-optic alarm circuit. Acquired output current signals are connected with the input terminal of the output current sample circuit of the fuel cells through constantan wires of a return circuit of the fuel cells for supplying power supply to an external circuit; the input terminal of the output voltage sample circuit of the fuel cells is connected with a positive electrode of the output terminal of the fuel cells; the output terminals of the two sample circuits are connected with the input terminals of the analog to digital conversion circuit; the output terminal of the analog to digital conversion circuit is connected with a data input port of the monolithic computer circuit; a serial port of the monolithic computer circuit is connected with an input port of the information storage unit; data output ports of the monolithic computer circuit are respectively connected to the input terminals of the light emitting diode array, the acoustic-optic alarm circuit and the electromagnetic valve control circuit.
Description
One, technical field
The utility model relates to a kind of new-generation system fuel battery with storing up hydrogen device volume test device, particularly a kind of can the monitoring in real time and the fuel cell that shows storage hydrogen device capacity storage hydrogen device capacity monitoring/display.
Two, background technology
Fuel cell is a kind of novel generating set, and its fuel is hydrogen, thereby must be incessantly for it provides hydrogen when its work, and this hydrogen provides the storage hydrogen device that will more renew after using up by storage hydrogen device mostly.At present, what the used storage hydrogen device of fuel cell adopted when giving the fuel cell supply of hydrogen is to determine its real time capacity by the mode that detects storage hydrogen device internal gas pressure, this needs special pressure test instrument, certainly will increase volume of fuel cell and quality, and intelligent degree is low, has influenced the practicability level of fuel cell generation.
Three, summary of the invention
The utility model is intended to overcome the deficiencies in the prior art, provide a kind of simple in structure, easy to use, need not special pressure test instrument can be accurately, monitoring in real time with show storage hydrogen device capacity, be beneficial to timely transposing storage hydrogen device, ensure the fuel cell continuous firing, be beneficial to miniaturization and improve the intellectuality of fuel cell generation and the fuel cell storage hydrogen device capacity monitoring/display of practicability level.
The technical solution adopted in the utility model is: a kind of fuel cell is with storing up hydrogen device capacity monitoring/display, it is characterized in that including single chip circuit, information memory cell, mould/number conversion circuit, solenoid valve control circuit, the output current sample circuit of fuel cell, the output voltage sampling circuit of fuel cell, light emitting diode matrix and sound light alarming circuit, the output current signal of gathering through the constantan wire of fuel cell in outside circuit supply loop is connected with the input end of the output current sample circuit of fuel cell, the input end of the output voltage sampling circuit of fuel cell is connected with the fuel cell output head anode, the output terminal of aforementioned two sample circuits is connected with the input end of mould/number conversion circuit, mould/the output terminal of number conversion circuit is connected with the data-in port of single chip circuit, the serial ports of single chip circuit is connected with the input port of information memory cell, the data-out port of single chip circuit respectively with light-emitting diodes pipe fitting array, the input end of sound light alarming circuit and solenoid valve control circuit is connected.
Store up hydrogen device capacity monitoring/display by the fuel cell usefulness that the utility model provides, electric current with fuel cell system output, voltage is sent into the input end of mould/number conversion circuit through sample circuit separately, through after the analog to digital conversion, send into the data-in port of single-chip microcomputer, single-chip microcomputer becomes the data-switching of sending into the output power amount of fuel cell system, according to its relation with storage hydrogen device capacity, be converted to the capacity information of storage hydrogen device, deposit information memory cell in by serial ports, data input/output end port output order by single-chip microcomputer shows in real time to light emitting diode matrix simultaneously, what monitor fuel cell when single-chip microcomputer in data processing is that accumulative total is when exporting electric energy and reaching the minimum limit value of corresponding storage hydrogen device capacity, send instructions to audible-visual annunciator by the single-chip microcomputer output port, must change storage hydrogen device with prompting, the single-chip microcomputer output port sends instructions and closes solenoid valve to solenoid valve control circuit, stop supplies hydrogen when monitoring the hydrogen wretched insufficiency.The utility model is simple in structure, easy to use, need not special pressure test instrument and can monitor accurately, in real time and demonstration storage hydrogen device capacity, be beneficial to timely transposing storage hydrogen device, ensured the continuous firing of fuel cell, realize miniaturization, intellectuality, improved the fuel cell refuelling
The practicability level.
Four, description of drawings
The utility model has following accompanying drawing;
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model.
Among the figure: the output voltage sampling circuit 7-light emitting diode matrix 8-sound light alarming circuit of the output current sample circuit 6-fuel cell of 1-single-chip microcomputer 2-information memory cell 3-mould/number conversion circuit 4-solenoid valve control circuit 5-fuel cell
Five, embodiment
Embodiment of the present utility model is described with reference to the accompanying drawings.As shown in Figure 1, a kind of fuel cell is with storing up hydrogen device capacity monitoring/display, include single chip circuit 1, information memory cell 2, mould/number conversion circuit 3, solenoid valve control circuit 4, the output current sample circuit 5 of fuel cell, the output voltage sampling circuit 6 of fuel cell, light emitting diode matrix 7 and sound light alarming circuit 8, the output current signal of gathering through the constantan wire of fuel cell in outside circuit supply loop is connected with the input end of the output current sample circuit 5 of fuel cell, the input end of the output voltage sampling circuit 6 of fuel cell is connected with the fuel cell output head anode, the output terminal of aforementioned two sample circuits is connected with the input end of mould/number conversion circuit 3, the output terminal of mould/number conversion circuit 3 is connected with the data-in port of single chip circuit 1, the serial ports of single chip circuit 1 is connected with the input port of information memory cell 2, the data-out port of single chip circuit 1 respectively with light-emitting diodes pipe fitting array 7, sound light alarming circuit 8 is connected with the input end of solenoid valve control circuit 4.
In embodiment shown in Figure 2, the output current sample circuit 5 of fuel cell is by operational amplifier U
1A, U
1B, resistance R
15-R
20Capacitor C
8, C
9Form input pickup resistance R
15Be connected two resistance R of output terminal with an end of the constantan wire of fuel cell in outside circuit supply loop
19, R
20Connect altogether the end with mould/number conversion circuit 3 in A/D converter U
3Input port IN-0 connect.The output voltage sampling circuit 6 of fuel cell is by two resistance R
21, R
22Constitute input pickup resistance R
21An end be connected two resistance R of output terminal with the fuel cell output head anode
21, R
22Connect altogether the end with mould/number conversion circuit 3 in A/D converter U
3Input port IN-1 connect.Mould/number conversion circuit 3 is by A/D converter U
3And capacitor C
6Constitute A/D converter U
3Input port IN-0, IN-1 respectively with two resistance R of output terminal of the output current sample circuit 5 of fuel cell
19, R
20Two resistance R of output terminal that connect the end and the output voltage sampling circuit of fuel cell altogether
21, R
22The end that connects altogether connect A/D converter U
3Output terminal and the single-chip microcomputer U of single chip circuit 1
4Data-in port P0 mouth connect.Single chip circuit 1 is by single-chip microcomputer U
4, resistance R
5, R
6, capacitor C
1-C
4, crystal oscillator CY
1, Sheffer stroke gate U
5A, U
5B, reset switch K forms single-chip microcomputer U
1Data-in port P0 mouth and the A/D converter U in mould/number conversion circuit 3
3Output port connect single-chip microcomputer U
4Serial ports TXD, RXD and in the E of fracture T0, T1 and information memory cell 2
2PROM electric erasable program storage U
2Input/output end port and control port connect single-chip microcomputer U
4Data-out port P1 mouth, P2 mouth be connected with light emitting diode matrix 7, sound light alarming circuit 8 and the input end of solenoid valve control circuit 4 respectively.Light emitting diode matrix 7 is by five LED 1-LED5 and five resistance R
1-R
5Be composed in series ground connection after the other end parallel connection of five light emitting diodes, the other end of five resistance of input end and the single-chip microcomputer U in the single chip circuit 1 respectively
4Data-out port P1 mouth connect.By the one one four LED 1-LED4 the capacity that stores up the hydrogen device is shown that in real time the 5th LED 5 is at single-chip microcomputer U
4When finding that when data processing hydrogen storage content is not enough, carry out light alarm, to remind transposing storage hydrogen device.Sound light alarming circuit 8 is by triode Q
10, Q
11, resistance R
12, R
11, R
14, hummer SK1 constitutes the voice signal warning circuit, by the 5th LED 5 and the 5th resistance R in the light emitting diode matrix 7
5Series connection constitutes light alarm circuit, two resistance R of the input end of voice signal warning circuit
10, R
11Connect altogether the end with single chip circuit 1 in single-chip microcomputer U
4Data-out port P2.1 connect input end the 5th resistance R of light alarm circuit
5An end and single-chip microcomputer U
4Data-out port P1.4 connect.Solenoid valve control circuit 4 is by triode Q
8, Q
9, diode D
1, D
2, resistance R
8, R
9, R
12, R
13, capacitor C
7, solenoid valve KF forms two resistance R of input end
8, R
9Connect altogether the end with single chip circuit in single-chip microcomputer U
4Data-out port P2.0 connect, the two ends of solenoid valve KF are connected with the output channel of storage hydrogen device and the hydrogen admission line of fuel cell respectively.Information storage unit 2 is by E
2PROM electric erasable program storage U
2And capacitor C
5Form E
2PROM electric erasable program storage U
2Input/output end port and control port respectively with single chip circuit 1 in single-chip microcomputer U
4Serial ports TXD, RXD and in fracture T0, T1 connect.
Claims (9)
1, a kind of fuel cell is with storing up hydrogen device capacity monitoring/display, it is characterized in that including single chip circuit (1), information memory cell (2), mould/number conversion circuit (3), solenoid valve control circuit (4), the output current sample circuit (5) of fuel cell, the output voltage sampling circuit of fuel cell (6), light emitting diode matrix (7) and sound light alarming circuit (8), the output current signal of gathering through the constantan wire of fuel cell in outside circuit supply loop is connected with the input end of the output current sample circuit (5) of fuel cell, the input end of the output voltage sampling circuit of fuel cell (6) is connected with the fuel cell output head anode, the output terminal of aforementioned two sample circuits is connected with the input end of mould/number conversion circuit (3), the output terminal of mould/number conversion circuit (3) is connected with the data-in port of single chip circuit (1), the serial ports of single chip circuit (1) is connected with the input port of information memory cell (2), the data-out port of single chip circuit (1) respectively with light-emitting diodes pipe fitting array (7), sound light alarming circuit (8) is connected with the input end of solenoid valve control circuit (4).
2, by the described fuel cell of claim 1 storage hydrogen device capacity monitoring/display, the output current sample circuit (5) that it is characterized in that aforementioned fuel cells is by operational amplifier (U
1A, U
1B), resistance (R
15-R
20) electric capacity (C
8, C
9) form input pickup resistance (R
15) be connected two resistance (R of output terminal with an end of the constantan wire of fuel cell in outside circuit supply loop
19, R
20) connect altogether the end with mould/number conversion circuit (3) in A/D converter (U
3) input port IN-0 connect.
3, by the described fuel cell of claim 1 storage hydrogen device capacity monitoring/display, the output voltage sampling circuit (6) that it is characterized in that aforesaid fuel cell is by two resistance (R
21, R
22) constitute, an end of input pickup resistance (R21) is connected with the fuel cell output head anode, two resistance (R of output terminal
21, R
22) connect altogether the end with mould/number conversion circuit (3) in A/D converter (U
3) input port IN-1 connect.
4, by the described fuel cell of claim 1 storage hydrogen device capacity monitoring/display, it is characterized in that aforesaid mould/number conversion circuit (3) is by A/D converter (U
3) and capacitor C
6Constitute A/D converter (U
3) input port (IN-0, IN-1) respectively with two resistance (R of output terminal of the output current sample circuit (5) of fuel cell
19, R
20) two the resistance (R of output terminal that connect the end and the output voltage sampling circuit of fuel cell altogether
21, R
22) the end that connects altogether connect A/D converter (U
3) output terminal be connected with the data-in port P0 mouth of the single-chip microcomputer (U4) of single chip circuit (1).
5, by the described fuel cell of claim 1 storage hydrogen device capacity monitoring/display, it is characterized in that aforesaid single chip circuit (1) is by single-chip microcomputer (U
4), resistance (R
5, R
6), electric capacity (C
1-C
4), crystal oscillator (CY
1), Sheffer stroke gate (U
5A, U
5B), reset switch (K) forms single-chip microcomputer (U
1) data-in port P0 mouth and the A/D converter (U in mould/number conversion circuit (3)
3) output port connect single-chip microcomputer (U
4) serial ports TXD, RXD and in the E of fracture T0, T1 and information memory cell (2)
2PROM electric erasable program storage (U
2) input/output end port and control port connect single-chip microcomputer (U
4) data-out port P1 mouth, P2 mouth be connected with light emitting diode matrix (7), sound light alarming circuit (8) and the input end of solenoid valve control circuit (4) respectively.
6, by the described fuel cell of claim 1 storage hydrogen device capacity monitoring/display, it is characterized in that aforesaid light emitting diode matrix (7) is by five light emitting diodes (LED1-LED5) and five resistance (R
1-R
5) be composed in series ground connection after the other end parallel connection of five light emitting diodes, the single-chip microcomputer (U in the other end of five resistance of input end and the single chip circuit (1) respectively
4) data-out port P1 mouth connect.
7, by the described fuel cell of claim 1 storage hydrogen device capacity monitoring/display, it is characterized in that aforesaid sound light alarming circuit (8) is by triode (Q
10, Q
11), resistance (R
12, R
11, R
14), hummer (SK1) constitutes the voice signal warning circuit, by the 5th light emitting diode (LED5) in the light emitting diode matrix (7) and the 5th resistance (R
5) series connection formation light alarm circuit, two resistance (R of the input end of voice signal warning circuit
10, R
11) connect altogether the end with single chip circuit (1) in single-chip microcomputer (U
4) data-out port P2.1 connect input end the 5th resistance (R of light alarm circuit
5) an end and single-chip microcomputer (U
4) data-out port P1.4 connect.
8, by the described fuel cell of claim 1 storage hydrogen device capacity monitoring/display, it is characterized in that aforesaid solenoid valve control circuit (4) is by triode (Q
8, Q
9), diode (D1, D2), resistance (R
8, R
9, R
12, R
13), electric capacity (C
7), solenoid valve (KF) forms two resistance (R of input end
8, R
9) connect altogether the end with single chip circuit in single-chip microcomputer (U
4) data-out port P2.0 connect, the two ends of solenoid valve (KF) are connected with the output channel of storage hydrogen device and the hydrogen admission line of fuel cell respectively.
9, by the described fuel cell of claim 1 storage hydrogen device capacity monitoring/display, it is characterized in that aforesaid information storage unit (2) is by E
2PROM electric erasable program storage (U
2) and capacitor C
5Form E
2PROM electric erasable program storage (U
2) input/output end port and control port respectively with single chip circuit (1) in single-chip microcomputer (U
4) serial ports TXD, RXD and in fracture T0, T1 connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520033734 CN2791656Y (en) | 2005-03-29 | 2005-03-29 | Hydrogen-storage device capacity monitoring displaying device for fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520033734 CN2791656Y (en) | 2005-03-29 | 2005-03-29 | Hydrogen-storage device capacity monitoring displaying device for fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2791656Y true CN2791656Y (en) | 2006-06-28 |
Family
ID=36807718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520033734 Expired - Fee Related CN2791656Y (en) | 2005-03-29 | 2005-03-29 | Hydrogen-storage device capacity monitoring displaying device for fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2791656Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105785276A (en) * | 2016-03-10 | 2016-07-20 | 杭州电子科技大学 | Low-power-consumption power monitoring circuit |
-
2005
- 2005-03-29 CN CN 200520033734 patent/CN2791656Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105785276A (en) * | 2016-03-10 | 2016-07-20 | 杭州电子科技大学 | Low-power-consumption power monitoring circuit |
| CN105785276B (en) * | 2016-03-10 | 2018-11-02 | 杭州电子科技大学 | A kind of power supply supervisory circuit of low-power consumption |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |