CN113641202A - Power supply circuit regulation control system for college teaching - Google Patents
Power supply circuit regulation control system for college teaching Download PDFInfo
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- CN113641202A CN113641202A CN202110836859.6A CN202110836859A CN113641202A CN 113641202 A CN113641202 A CN 113641202A CN 202110836859 A CN202110836859 A CN 202110836859A CN 113641202 A CN113641202 A CN 113641202A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
- G05F1/561—Voltage to current converters
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Abstract
The invention discloses a power circuit regulation control system for college teaching, which comprises: the device comprises an instruction module, a processing module and an output module; the instruction module is used for sending a voltage adjustment instruction signal to the processing module; the processing module is used for processing the instruction signal sent by the instruction module to regulate the voltage of the power circuit in the system; and the output module is used for outputting voltage according to the voltage signal regulated by the processing module. According to the power supply circuit regulation control system for teaching in colleges and universities, the microprocessor MCU conducts the corresponding triodes to control different relay circuits JL according to the key conditions of the S1 up-regulation key and the S2 down-regulation key, so that the opening and closing conditions of the relay switch J1B, the relay switch J2B, the relay switch J3B and the relay switch J4B are controlled, and finally the size of output voltage is controlled according to actual requirements.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to a power supply circuit regulation control system for college teaching.
Background
Electrical engineering is one of the core disciplines in the modern science and technology field, and is an indispensable key discipline in the modern high and new technology field. For example, it is the great progress of electronic technology that has promoted the information age based on computer networks and will change the life and work patterns of human beings, etc. At present, the teaching of colleges and universities in China gradually and comprehensively popularizes practical teaching modes, namely the links of combining experiments, practice and course design with theories. And experimental teaching and theoretical learning are carried out in electrical teaching laboratories of colleges and universities. The existing college electrical apparatus teaching laboratory needs to use various voltages, and has higher requirements on the stability of the used voltage so as to avoid the experiment failure caused by unstable voltage. Traditional switching power supply output voltage is mostly the fixed voltage mode, and single mode makes the product range of application receive the restriction, and laboratory power supply commonly used at present adopts the power cabinet of specialty mostly, and this kind of power cabinet is not only bulky, high price, and the operation is comparatively complicated moreover, is unsuitable for the beginner to use.
Therefore, there is a need for a power circuit regulation control system for teaching in colleges and universities, which can regulate the output voltage in a wide range, so as to better satisfy the use of electrical teaching.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a power circuit regulation control system for college teaching, and the specific technical scheme is as follows:
to teaching of colleges and universities power supply circuit regulation control system, power supply circuit regulation control system includes: the device comprises an instruction module, a processing module and an output module;
the instruction module is used for sending a voltage adjustment instruction signal to the processing module;
the processing module is used for processing the instruction signal sent by the instruction module to regulate the voltage of the power circuit in the system;
and the output module is used for outputting voltage according to the voltage signal regulated by the processing module.
As an improvement of the above technical solution, the command module comprises an S1 up button and an S2 down button, the S1 up button and the S2 up button are connected with the processing module,
the S1 up-regulation key is used for sending up-regulation voltage instructions to the processing module;
and the S2 down-regulation key is used for sending a down-regulation voltage instruction to the processing module.
As an improvement of the above technical solution, the processing module comprises a microprocessor MCU and a gear coding unit, wherein the input end of the microprocessor MCU is connected with an S1 up-adjustment key and an S2 down-adjustment key, and the output end is connected with the gear coding unit;
the microprocessor MCU is used for continuously judging and feeding back the received key signals and controlling the gear coding unit to execute corresponding functions according to different key signals;
and the gear coding unit is used for outputting the gear codes in an increasing or decreasing mode according to the MCU of the microprocessor and outputting voltage through the output module.
As an improvement of the above technical solution, the gear position coding module is composed of a resistor R1, a resistor R2, a resistor R3, a resistor R4, a transistor Q1, a transistor Q2, a transistor Q3, a transistor Q4, and a relay circuit JL;
the pins of the microprocessor MCU are respectively connected with one end of a resistor R1, one end of a resistor R2, one end of a resistor R3 and one end of a resistor R4, the central B poles of the triodes Q1, Q2, Q3 and Q4 are respectively connected with the other end of a resistor R1, the other end of a resistor R2, the other end of a resistor R3 and the other end of a resistor R4 in a one-to-one correspondence manner, the C poles above the triodes Q1, Q2, Q3 and Q4 are respectively connected with the JL circuit in a one-to-one correspondence manner, and the E poles below the triodes Q1, Q2, Q3 and Q4 are grounded in parallel.
As an improvement of the above technical solution, the output module includes: the relay switch J1B, the relay switch J2B, the relay switch J3B and the relay switch J4B; the relay switch J1B, the relay switch J2B, the relay switch J3B and the relay switch J4B are used for adjusting output voltage according to a microprocessor MCU control signal.
As an improvement of the technical scheme, the microprocessor MCU is a plurality of AD single-chip microcomputers, and pins of the AD single-chip microcomputers IC1P0 are connected with the pins of the nixie tube.
Compared with the prior art, the invention has the following technical effects:
according to the power supply circuit regulation control system for teaching in colleges and universities, the microprocessor MCU conducts the corresponding triodes to control different relay circuits JL according to the key conditions of the S1 up-regulation key and the S2 down-regulation key, so that the opening and closing conditions of the relay switch J1B, the relay switch J2B, the relay switch J3B and the relay switch J4B are controlled, and finally the size of output voltage is controlled according to actual requirements.
Drawings
FIG. 1 is a partial flow chart of a power supply circuit regulation control system for college teaching according to the present invention;
FIG. 2 is a flow chart of the voltage increase adjustment of the power circuit adjustment control system for college teaching according to the present invention;
FIG. 3 is a flow chart of the voltage reduction regulation of the power supply circuit regulation control system for college teaching according to the present invention;
FIG. 4 is a power supply voltage regulating circuit of the power supply circuit regulation control system for college teaching according to the present invention;
FIG. 5 is an electrical schematic diagram of a power supply control part of the power supply circuit regulation control system for college teaching according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Example 1
As shown in fig. 1, fig. 2, and fig. 3, the power supply circuit regulation control system for teaching in colleges and universities according to the present invention includes: the device comprises an instruction module, a processing module and an output module; the instruction module is used for sending a voltage adjustment instruction signal to the processing module; the processing module is used for processing the instruction signal sent by the instruction module to regulate the voltage of the power circuit in the system; and the output module is used for outputting voltage according to the voltage signal regulated by the processing module.
The power supply circuit adjusting control system for teaching in colleges and universities is oriented, and can send corresponding signals to the processing module through the instruction module according to actual needs when a power supply supplies an electrical experiment, so that the magnitude of output voltage is adjusted.
The instruction module comprises an S1 up-adjustment key and an S2 down-adjustment key, the S1 up-adjustment key is connected with the S2 up-adjustment key and the processing module, the S1 up-adjustment key is used for sending an up-adjustment voltage instruction to the processing module, and the S2 down-adjustment key is used for sending a down-adjustment voltage instruction to the processing module.
The input end of the microprocessor MCU is connected with an S1 up-regulation key and an S2 down-regulation key, and the output end of the microprocessor MCU is connected with the gear coding unit; the microprocessor MCU is used for continuously judging and feeding back the received key signals and controlling the gear coding unit to execute corresponding functions according to different key signals; the gear coding unit is used for outputting the gear coding according to the increasing or decreasing of the microprocessor MCU and outputting voltage through the output module.
The gear coding module is composed of a resistor R1, a resistor R2, a resistor R3, a resistor R4, a triode Q1, a triode Q2, a triode Q3, a triode Q4 and a relay circuit JL, pins of a microprocessor MCU are respectively connected with one end of the resistor R1, one end of the resistor R2, one end of the resistor R3 and one end of the resistor R4, central B poles of the triode Q1, the triode Q2, the triode Q3 and the triode Q4 are respectively connected with the other end of the resistor R1, the other end of the resistor R2, the other end of the resistor R3 and the other end of the resistor R4 in a one-to-one correspondence manner, C poles above the triode Q1, the triode Q2, the triode Q3 and the triode Q4 are respectively connected with a JL circuit in a one-to-one correspondence manner, E poles below the triodes Q1, Q2, Q3 and Q4 are grounded in parallel connection, and the relay circuit is a conventional technology and is not specifically shown.
The output module includes: the relay switch J1B, the relay switch J2B, the relay switch J3B and the relay switch J4B; the relay switch J1B, the relay switch J2B, the relay switch J3B and the relay switch J4B are used for adjusting output voltage according to a microprocessor MCU control signal, and the relay switches are different voltage switches as shown in the figure.
According to the invention, the triode Q1, the triode Q2, the triode Q3 and the triode Q4 are conducted after receiving a high level signal given by the microprocessor MCU, at the moment, the corresponding relay circuit is conducted, and the relay switch is correspondingly adjusted so as to adjust the output voltage.
The microprocessor MCU controls the opening and closing conditions of the relay switch J1B, the relay switch J2B, the relay switch J3B and the relay switch J4B by controlling different relay circuits JL according to the conditions of the S1 up-regulation key and the S2 down-regulation key, so that the size of output voltage is controlled.
Example 2
The power supply circuit regulation control system microprocessor MCU for teaching of colleges and universities is provided with a plurality of AD single-chip microcomputers, as shown in figure 5, pins of an AD single-chip microcomputer IC1P0 are connected with pins of a nixie tube, and an AD single-chip microcomputer IC1 controls the nixie tube to display different numbers according to the conditions of an S1 up-regulation key and an S2 down-regulation key, so that the current regulation condition is displayed.
The invention relates to a power circuit regulation control system for college teaching, which has the following specific regulation principle:
after a teaching power supply of colleges and universities is powered on, the microprocessor MCU waits for receiving key information, when an up-regulation key is received, the microprocessor MCU detects whether the current gear is in the 2 nd gear, if so, the microprocessor does not process the key information, the 2 nd gear is kept to be output unchanged, if not, the microprocessor outputs sequentially increased gear codes according to the number of times of key pressing, and detects whether the current gear is the 2 nd gear again, and the process is repeated until the current gear is detected to be in the 2 nd gear; when a down-regulation key is received, the microprocessor MCU detects whether the current gear is in the 1 st gear, if so, the microprocessor does not process key information, the 1 st gear is kept to be output unchanged, if not, the microprocessor outputs sequentially reduced gear codes according to the number of times of pressing the key, and detects whether the current gear is in the 1 st gear again, and the process is repeated until the current gear is detected to be in the 1 st gear.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. Power supply circuit adjusts control system for colleges and universities teaching, its characterized in that: the power circuit regulation control system comprises: the device comprises an instruction module, a processing module and an output module;
the instruction module is used for sending a voltage adjustment instruction signal to the processing module;
the processing module is used for processing the instruction signal sent by the instruction module to regulate the voltage of the power circuit in the system;
and the output module is used for outputting voltage according to the voltage signal regulated by the processing module.
2. The power supply circuit regulation control system for college-oriented teaching according to claim 1, characterized in that: the command module comprises an S1 up-adjustment key and an S2 down-adjustment key, and the S1 up-adjustment key and the S2 up-adjustment key are connected with the processing module;
the S1 up-regulation key is used for sending up-regulation voltage instructions to the processing module;
and the S2 down-regulation key is used for sending a down-regulation voltage instruction to the processing module.
3. The power supply circuit regulation control system for college-oriented teaching according to claim 2, characterized in that: the input end of the microprocessor MCU is connected with an S1 up-regulation key and an S2 down-regulation key, and the output end of the microprocessor MCU is connected with the gear coding unit;
the microprocessor MCU is used for continuously judging and feeding back the received key signals and controlling the gear coding unit to execute corresponding functions according to different key signals;
and the gear coding unit is used for outputting the gear codes in an increasing or decreasing mode according to the MCU of the microprocessor and outputting voltage through the output module.
4. The power supply circuit regulation control system for college-oriented teaching according to claim 3, characterized in that: the gear coding module is composed of a resistor R1, a resistor R2, a resistor R3, a resistor R4, a triode Q1, a triode Q2, a triode Q3, a triode Q4 and a relay circuit JL;
the pins of the microprocessor MCU are respectively connected with one end of a resistor R1, one end of a resistor R2, one end of a resistor R3 and one end of a resistor R4, the central B pole of the triode Q1, the triode Q2, the other end of the triode Q3 and the central B pole of the triode Q4 are respectively connected with the other end of the resistor R1, the other end of the resistor R2, the other end of the resistor R3 and the other end of the resistor R4 in a one-to-one correspondence manner, the C poles above the triode Q1, the triode Q2, the triode Q3 and the triode Q4 are respectively connected with a JL circuit in a one-to-one correspondence manner, and the E poles below the triode Q1, the triode Q2, the triode Q3 and the triode Q4 are grounded in parallel.
5. The power supply circuit regulation control system for college-oriented teaching according to claim 1, characterized in that: the output module includes: the relay switch J1B, the relay switch J2B, the relay switch J3B and the relay switch J4B; the relay switch J1B, the relay switch J2B, the relay switch J3B and the relay switch J4B are used for adjusting output voltage according to a microprocessor MCU control signal.
6. The power supply circuit regulation control system for college-oriented teaching according to claim 1, characterized in that: the microprocessor MCU is a plurality of AD singlechips, AD singlechip IC1P0 pin and charactron pin connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110836859.6A CN113641202B (en) | 2021-07-23 | 2021-07-23 | Power supply circuit regulation control system for college teaching |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110836859.6A CN113641202B (en) | 2021-07-23 | 2021-07-23 | Power supply circuit regulation control system for college teaching |
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| CN113641202A true CN113641202A (en) | 2021-11-12 |
| CN113641202B CN113641202B (en) | 2023-01-20 |
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| WO2020001054A1 (en) * | 2018-06-28 | 2020-01-02 | 深圳光峰科技股份有限公司 | Power supply circuit control module |
| US10629094B1 (en) * | 2013-07-01 | 2020-04-21 | Northeast Wisconsin Technical College | Modular training system, assembly and method of using same |
| CN112512161A (en) * | 2020-11-30 | 2021-03-16 | 深圳市美斯特光电技术有限公司 | LED power supply controller and control method |
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2021
- 2021-07-23 CN CN202110836859.6A patent/CN113641202B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014071630A1 (en) * | 2012-11-12 | 2014-05-15 | Hu Shaobang | Safety electric-heating circuit, safety electric-heating method, and electric heater |
| CN103259734A (en) * | 2013-05-29 | 2013-08-21 | 哈尔滨理工大学 | Router with remote control timing function |
| US10629094B1 (en) * | 2013-07-01 | 2020-04-21 | Northeast Wisconsin Technical College | Modular training system, assembly and method of using same |
| CN203859435U (en) * | 2014-04-16 | 2014-10-01 | 苏州工业园区科佳自动化有限公司 | Gear transmitter with remote-control voltage regulation |
| CN204215638U (en) * | 2014-12-03 | 2015-03-18 | 南京东灵电器科技有限公司 | Intelligent numerical control student power source |
| WO2020001054A1 (en) * | 2018-06-28 | 2020-01-02 | 深圳光峰科技股份有限公司 | Power supply circuit control module |
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| CN113641202B (en) | 2023-01-20 |
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