CN214840729U - Proportional valve regulating circuit and gas steam generation system - Google Patents
Proportional valve regulating circuit and gas steam generation system Download PDFInfo
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- CN214840729U CN214840729U CN202120896772.3U CN202120896772U CN214840729U CN 214840729 U CN214840729 U CN 214840729U CN 202120896772 U CN202120896772 U CN 202120896772U CN 214840729 U CN214840729 U CN 214840729U
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- triode
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Abstract
The utility model discloses a proportional valve regulating circuit and gas steam generation system. The proportional valve regulating circuit comprises an operational amplifier, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor and a triode, wherein an input signal is connected to the in-phase end of the operational amplifier and grounded through the fourth resistor, a power supply is connected with the reverse end of the operational amplifier and then grounded after the first resistor is connected with the second resistor and the third resistor in series, and the output end of the operational amplifier is connected with the fifth resistor, the base electrode of the triode is connected with the sixth resistor and then connected with the emitter of the triode in parallel to the power supply. The gas steam generating system of the utility model precisely adjusts the opening of the proportional valve through the constant flow module, thereby achieving the purpose of saving energy; the constant temperature and constant pressure mode is realized, the manpower adjustment is reduced, and the energy consumption is reduced.
Description
Technical Field
The utility model relates to a gas steam sets up the field, especially relates to proportional valve regulating circuit and uses this proportional valve regulating circuit's gas steam generation system.
Background
The core device of the gas steam generator consists of a burner, a liner heat exchanger, a main control board and accessories, and the general steam generator work flow is that before ignition, a fan is firstly turned on, then an air valve is turned on, and then the high-pressure pulse igniter ignites the steam to enter normal work. Such simple control has been difficult to satisfy the market for diversification of functions.
The conventional gas steam generator has a large space for energy saving and functionality because of its simple principle. In the prior art, the opening degree of a knob can be mechanically adjusted to change the firepower, and in fact, in many scenes, the knob is opened to the maximum, so that steam is wasted arbitrarily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough and provide proportional valve regulating circuit and gas steam generation system among the prior art. The gas steam generation system accurately adjusts the opening of the proportional valve through the constant flow module, so that the purpose of saving energy is achieved.
The technical scheme of the utility model as follows:
proportional valve regulating circuit, including operational amplifier, first resistance, second resistance, third resistance, fourth resistance, fifth resistance, sixth resistance and triode, input signal is connected to operational amplifier's homophase end and through fourth resistance ground connection, the power is connected insert behind the first resistance operational amplifier's reverse end and again with second resistance, third resistance concatenate the back ground connection, operational amplifier's output with the fifth resistance is received the base of triode and is connected the sixth resistance after and with the triode projecting pole and hookup to the power.
The fuel gas steam generation system comprises an MCU (microprogrammed control Unit), a constant flow module connected with the MCU and a proportional valve connected with the constant flow module; the constant current module comprises an operational amplifier, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor and a triode, an input signal is connected to the in-phase end of the operational amplifier and is grounded through the fourth resistor, a power supply is connected with the first resistor and then is connected to the reverse end of the operational amplifier, and then is connected with the second resistor and the third resistor in series and then is grounded, and the output end of the operational amplifier and the fifth resistor are connected to the base electrode of the triode and are connected with the sixth resistor and then are connected with the emitter of the triode in parallel to be connected to the power supply; the proportional valve controls the output gas quantity.
Furthermore, the system also comprises a display screen and a sensor which are respectively connected with the MCU.
The sensor collects analog quantity of temperature or pressure; the display screen is used for displaying numerical values.
The utility model has the advantages that: the gas steam generating system of the utility model precisely adjusts the opening of the proportional valve through the constant flow module, thereby achieving the purpose of saving energy; the constant temperature and constant pressure mode is realized, the manpower adjustment is reduced, and the energy consumption is reduced.
Drawings
FIG. 1 is a schematic diagram of a proportional valve regulating circuit of the present invention;
FIG. 2 is a schematic view of the gas steam generation system of the present invention;
fig. 3 is a schematic view of another embodiment of the gas steam generation system of the present invention.
Detailed Description
For better illustration of the present invention, the following description will be made with reference to the accompanying drawings.
As shown In fig. 1, the proportional valve adjusting circuit includes an operational amplifier IC1, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6 and a transistor Q1, an input signal In is connected to the non-inverting terminal of the operational amplifier IC1 and grounded through a fourth resistor R4, a power supply is connected to the first resistor R1 and then connected to the inverting terminal of the operational amplifier IC1 and then connected In series with the second resistor R2 and the third resistor R3 and then connected to the ground, and an output terminal of the operational amplifier IC1 and the fifth resistor R5 are connected to the base of the transistor Q1 and connected to the sixth resistor R6 and then connected to the emitter of the transistor Q1 and connected to the power supply.
As shown in fig. 2, the gas-steam generation system comprises an MCU1, a constant flow module 2 connected with the MCU1, and a proportional valve 3 connected with the constant flow module 2; the constant current module 2 comprises an operational amplifier IC1, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6 and a triode Q1, wherein an input signal In is connected to the In-phase end of the operational amplifier IC1 and is grounded through a fourth resistor R4, a power supply is connected with the first resistor R1 and then is connected to the reverse end of the operational amplifier IC1 and then is connected In series with the second resistor R2 and the third resistor R3 and then is grounded, and the output end of the operational amplifier IC1 and the fifth resistor R5 are connected to the base of the triode Q1 and are connected with the sixth resistor R6 and then are connected with the emitter of the triode Q1 and are connected to the power supply In parallel; the proportional valve 3 controls the amount of gas output. After receiving the MCU signal, the operational amplifier IC1 performs operational comparison, and outputs the operational result to the fifth resistor R5 through the output terminal, and then outputs the current through the transistor Q1.
As shown in fig. 3, the gas steam generation system comprises an MCU1, a constant flow module 2 connected with an MCU1, a proportional valve 3 connected with the constant flow module 2, and a display screen 4 and a sensor 5 respectively connected with the MCU; the constant current module 2 comprises an operational amplifier IC1, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6 and a triode Q1, wherein an input signal In is connected to the In-phase end of the operational amplifier IC1 and is grounded through a fourth resistor R4, a power supply is connected with the first resistor R1 and then is connected to the reverse end of the operational amplifier IC1 and then is connected In series with the second resistor R2 and the third resistor R3 and then is grounded, and the output end of the operational amplifier IC1 and the fifth resistor R5 are connected to the base of the triode Q1 and are connected with the sixth resistor R6 and then are connected with the emitter of the triode Q1 and are connected to the power supply In parallel; the sensor 5 collects analog quantity of temperature or pressure, then an actual value is obtained through calculation of the MCU1, a difference value with a target value is calculated, a PI control algorithm is adopted to obtain the opening degree of the proportional valve 3, and then the opening degree is converted into analog quantity by the constant flow module 2 to act on the proportional valve 3, so that the consumption and waste of energy are reduced to the maximum extent; the display 4 is used to display numerical values.
The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modification, equivalent replacement or improvement made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. Proportional valve regulating circuit, its characterized in that: the input signal is connected to the in-phase end of the operational amplifier and grounded through the fourth resistor, the power supply is connected with the reverse end of the operational amplifier and then grounded after the first resistor is connected in series with the second resistor and the third resistor, and the output end of the operational amplifier is connected with the fifth resistor, the base electrode of the triode is connected with the emitter of the triode and connected with the power supply in parallel.
2. Gas steam generation system, its characterized in that: the device comprises an MCU, a constant flow module connected with the MCU and a proportional valve connected with the constant flow module; the constant current module comprises an operational amplifier, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor and a triode, an input signal is connected to the in-phase end of the operational amplifier and is grounded through the fourth resistor, a power supply is connected with the first resistor and then is connected to the reverse end of the operational amplifier, and then is connected with the second resistor and the third resistor in series and then is grounded, and the output end of the operational amplifier and the fifth resistor are connected to the base electrode of the triode and are connected with the sixth resistor and then are connected with the emitter of the triode in parallel to be connected to the power supply; the proportional valve controls the output gas quantity.
3. The gas-fired steam generation system as defined in claim 2, wherein: the device also comprises a display screen and a sensor which are respectively connected with the MCU.
4. The gas-fired steam generation system as defined in claim 3, wherein: the sensor collects analog quantity of temperature or pressure; the display screen is used for displaying numerical values.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120896772.3U CN214840729U (en) | 2021-04-28 | 2021-04-28 | Proportional valve regulating circuit and gas steam generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120896772.3U CN214840729U (en) | 2021-04-28 | 2021-04-28 | Proportional valve regulating circuit and gas steam generation system |
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| Publication Number | Publication Date |
|---|---|
| CN214840729U true CN214840729U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120896772.3U Active CN214840729U (en) | 2021-04-28 | 2021-04-28 | Proportional valve regulating circuit and gas steam generation system |
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| CN (1) | CN214840729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114815951A (en) * | 2022-06-30 | 2022-07-29 | 苏州贝克微电子股份有限公司 | Circuit structure capable of reducing temperature influence |
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2021
- 2021-04-28 CN CN202120896772.3U patent/CN214840729U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114815951A (en) * | 2022-06-30 | 2022-07-29 | 苏州贝克微电子股份有限公司 | Circuit structure capable of reducing temperature influence |
| CN114815951B (en) * | 2022-06-30 | 2022-10-04 | 苏州贝克微电子股份有限公司 | Circuit structure capable of reducing temperature influence |
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