阅读说明：本技术 一种微机控制的模块化直流电源屏 (Microcomputer controlled modularized direct current power supply panel ) 是由 杨春 于 2019-11-21 设计创作，主要内容包括：本发明公开了一种微机控制的模块化直流电源屏,包括控制模块,所述控制模块电性连接有控制开关,所述控制开关电性连接有调压模块,所述调压模块电性连接有空气开关,所述空气开关电性连接有市电网,所述控制模块电性连接有交互模块、通讯模块、散热风机、存储模块、检测模块和信号放大器,所述信号放大器电性电性连接有电源直流屏,所述市电网电性电性连接有充电控制器,所述充电控制器电性连接有充电机,所述充电机电性连接有电源直流屏；本发明设有检测模块,对直流电源屏进行检测,并且在控制显示屏显示和警报器警报；设有通讯模块对检测问题参数进行上报,检测温度,控制散热风机适时运行。(The invention discloses a microcomputer-controlled modular direct-current power supply panel, which comprises a control module, wherein the control module is electrically connected with a control switch, the control switch is electrically connected with a voltage regulating module, the voltage regulating module is electrically connected with an air switch, the air switch is electrically connected with a commercial power grid, the control module is electrically connected with an interaction module, a communication module, a heat dissipation fan, a storage module, a detection module and a signal amplifier, the signal amplifier is electrically connected with a power supply direct-current panel, the commercial power grid is electrically connected with a charging controller, the charging controller is electrically connected with a charger, and the charger is electrically connected with the power supply direct-current panel; the invention is provided with a detection module for detecting the direct current power supply screen and controlling the display of the display screen and the alarm to give an alarm; and a communication module is arranged to report the detection problem parameters, detect the temperature and control the cooling fan to operate timely.)

1. The utility model provides a modularization DC power supply screen of microcomputer control, includes control module, its characterized in that: the control module is electrically connected with a control switch, the control switch is electrically connected with a voltage regulating module, the voltage regulating module is electrically connected with an air switch, the air switch is electrically connected with a commercial power grid, the control module is electrically connected with an interaction module, a communication module, a heat dissipation fan, a storage module, a detection module and a signal amplifier, the signal amplifier is electrically connected with a power supply direct current screen, the commercial power grid is electrically connected with a charging controller, the charging controller is electrically connected with a charger, and the charger is electrically connected with the power supply direct current screen;

the commercial power grid is used for supplying power to the whole system, the air switch can protect the system, the system is powered off in time when a fault occurs, the voltage regulating module can rectify voltage into direct current and step down the voltage for the whole control system to use power;

the interactive module comprises a control display screen, a control key and an alarm device, wherein the control display screen can display detection information and parameters of system operation, the control key can select and set the parameters, and the alarm device can give an alarm when the system fails;

the detection module comprises a temperature detection module, a voltage detection module and a current detection module, the temperature detection module can detect the temperature of the system during operation, the control module can control the cooling fan to dissipate heat when the temperature is too high, the voltage detection module can detect whether the system is overloaded during operation, and the current detection module can detect whether the system is overcurrent during operation;

the communication module can realize remote communication of parameters or faults and the like during system operation, and remind maintenance personnel to maintain;

the charging controller can realize detection and control of the charging process, automatically cut off the power when the charging is full, and charge when the voltage is lower than a certain value.

2. The microcomputer-controlled modular dc power supply panel of claim 1, wherein: the detection module is electrically connected with the control switch, and the control switch is electrically connected with the signal amplifier.

3. The microcomputer-controlled modular dc power supply panel of claim 1, wherein: the cooling fan is provided with four groups at least, the four groups of cooling fans are uniformly arranged in the power supply direct current screen, and the back of each cooling fan is provided with a ventilation window.

4. The microcomputer-controlled modular dc power supply panel of claim 1, wherein: the storage modules are at least provided with two groups, are electrically connected with the control module and are used for storing system operation parameters and detecting fault records.

5. The microcomputer-controlled modular dc power supply panel of claim 1, wherein: the voltage regulating module comprises a rectifying circuit, a voltage reducing circuit, a filter circuit and a voltage stabilizing circuit, wherein the rectifying circuit converts alternating-current voltage into direct-current voltage for the system to use, the voltage reducing circuit can reduce the voltage to a voltage range suitable for the system to use, and the filter circuit and the voltage stabilizing circuit can enable the voltage to be more stable.

6. The microcomputer-controlled modular dc power supply panel of claim 1, wherein: the control module adopts MSP430F2132 as a microcontroller, and the MSP430F2132 is electrically connected with a plurality of serial input interfaces and a real-time clock as the microcontroller.

7. The microcomputer-controlled modular dc power supply panel of claim 1, wherein: the communication module adopts a GC65 module, a starting pin PWRKEY of the GC65 is connected to an I/O port of the MSP430F2132, serial ports TXD and RXD are connected with a serial port of the MSP430F2132, SIM _ VDD, SIM _ DATA, SIM CLK and SIM RST are SIM card interfaces, the SIM card is connected through a 6-pin card slot, and P10 is an antenna interface.

8. The microcomputer-controlled modular dc power supply panel of claim 1, wherein: the signal amplifier is used for amplifying the control signal of the control module and preventing the control signal from being lost.

Technical Field

The invention belongs to the technical field of direct-current power supply screens, and particularly relates to a microcomputer-controlled modular direct-current power supply screen.

Background

The power operation power supply in power plant and transformer substation is the DC power supply, and the DC screen is used for supplying the DC power supply, and it provides power supply for control load and power load, and DC accident lighting load, etc. and is the basis for control and protection of the current power system. Modern scientific technologies, especially computer technologies and communication technologies, have developed power systems towards the direction of integrated automation, unattended power stations and networked centralized management, and dc power systems, which are important components of power systems, need to be further improved in order to achieve their own power quality and reliability to the degree of automation, and thus, a great number of advanced scientific technologies are applied. The intelligent charging system mainly comprises a power supply incoming line system, a power supply double-circuit mutual switching system, a charger control system, a charger, a direct current distribution system, an insulation monitoring system, a comprehensive controller, a flash system, a communication system and a storage battery. The comprehensive controller, the double-circuit mutual switching, the charger control and the charger selection are main links for ensuring the reliability of the direct-current screen.

However, in the prior art, the dc power supply screen is easy to use and generates a large amount of heat, if the dc power supply screen is not timely cooled, the dc power supply screen is damaged, so that the dc power supply screen cannot be normally used, and some heat dissipation devices are always in operation, so that great waste can be caused to resources, and the dc power supply screen is easy to overload when in use, so that the pressure is very high when the dc power supply screen is used, the dc power supply screen and the carrying equipment are damaged, and the dc power supply screen and the carrying equipment can be directly burned out when in overcurrent, and the current dc power supply screen cannot give an alarm when in fault, so that the dc power supply screen cannot be timely maintained.

Therefore, the microcomputer-controlled modular direct-current power supply screen is provided for solving the problems in the prior art, so that the microcomputer-controlled modular direct-current power supply screen can work stably, detection equipment can detect faults and carry out alarm and communication reminding, a temperature sensor detects the temperature, a cooling fan is controlled to operate, and resources are saved.

Disclosure of Invention

The invention aims to provide a microcomputer-controlled modular direct-current power supply panel to solve the problems that a detection device is not available, alarm reminding cannot be achieved, heat dissipation cannot be achieved, and resources are wasted in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a microcomputer-controlled modular direct-current power supply screen comprises a control module, wherein the control module is electrically connected with a control switch, the control switch is electrically connected with a voltage regulating module, the voltage regulating module is electrically connected with an air switch, the air switch is electrically connected with a commercial power grid, the control module is electrically connected with an interaction module, a communication module, a heat dissipation fan, a storage module, a detection module and a signal amplifier, the signal amplifier is electrically connected with a power supply direct-current screen, the commercial power grid is electrically connected with a charging controller, the charging controller is electrically connected with a charger, and the charger is electrically connected with the power supply direct-current screen;

the commercial power grid is used for supplying power to the whole system, the air switch can protect the system, the system is powered off in time when a fault occurs, the voltage regulating module can rectify voltage into direct current and step down the voltage for the whole control system to use power;

the interactive module comprises a control display screen, a control key and an alarm device, wherein the control display screen can display detection information and parameters of system operation, the control key can select and set the parameters, and the alarm device can give an alarm when the system fails;

the detection module comprises a temperature detection module, a voltage detection module and a current detection module, the temperature detection module can detect the temperature of the system during operation, the control module can control the cooling fan to dissipate heat when the temperature is too high, the voltage detection module can detect whether the system is overloaded during operation, and the current detection module can detect whether the system is overcurrent during operation;

the communication module can realize remote communication of parameters or faults and the like during system operation, and remind maintenance personnel to maintain;

the charging controller can realize detection and control of the charging process, automatically cut off the power when the charging is full, and charge when the voltage is lower than a certain value.

Preferably, the detection module is electrically connected with a control switch, and the control switch is electrically connected with the signal amplifier.

Preferably, the cooling fans are at least provided with four groups, the four groups of cooling fans are uniformly arranged inside the power supply direct current screen, and the back of each cooling fan is provided with a ventilation window.

Preferably, the storage modules are at least provided with two groups, are electrically connected with the control module and are used for storing system operation parameters and detecting fault records

Preferably, the voltage regulation module comprises a rectification circuit, a voltage reduction circuit, a filter circuit and a voltage stabilizing circuit, the rectification circuit converts alternating current voltage into direct current voltage for the system to use, the voltage reduction circuit can reduce the voltage to a voltage range suitable for the system to use, and the filter circuit and the voltage stabilizing circuit can enable the voltage to be more stable.

Preferably, the control module adopts an MSP430F2132 as a microcontroller, and the MSP430F2132 is electrically connected to a plurality of serial input interfaces and a real-time clock as the microcontroller.

Preferably, the communication module is a GC65 module, a start pin PWRKEY of the GC65 is connected to an I/O port of the MSP430F2132, serial ports TXD and RXD are connected to a serial port of the MSP430F2132, SIM _ VDD, SIM _ DATA, SIMCLK and SIM RST are SIM card interfaces, a SIM card is connected to the SIM card through a 6-pin card slot, and P10 is an antenna interface.

Preferably, the signal amplifier is used for amplifying the control signal of the control module to prevent the control signal from being lost

The invention has the technical effects and advantages that: compared with the prior art, the modular direct-current power supply screen controlled by the microcomputer provided by the invention has the following advantages:

the detection control of the modularized direct-current power supply screen is realized through the control module, and the operation control of the direct-current power supply screen is realized; the detection module is arranged to detect the operation information of the direct-current power supply screen, so that the direct-current power supply screen can feed back in time when running in a fault, and can stop running for maintenance; and the communication module is arranged on the control module, so that problem parameters of the direct-current power supply screen can be effectively reported, the direct-current power supply screen can be maintained in time, the temperature is detected, the cooling fan is controlled to operate in time, and resources are saved.

Drawings

FIG. 1 is a block diagram of the system of the present invention;

FIG. 2 is a block diagram of an interaction module of the present invention;

FIG. 3 is a block diagram of a detection module of the present invention;

FIG. 4 is a circuit diagram of a communication module according to the present invention;

FIG. 5 is a circuit diagram of a control module according to the present invention;

FIG. 6 is a schematic diagram of the system of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a microcomputer-controlled modular direct-current power supply screen as shown in figures 1-6, which comprises a control module;

according to fig. 1 and fig. 6, in order to realize power supply and control of the system, the control module is electrically connected with a control switch, the control switch is electrically connected with a voltage regulating module, the voltage regulating module is electrically connected with an air switch, the air switch is electrically connected with a commercial power grid, in order to realize complete operation of the system, the control module is electrically connected with an interaction module, a communication module, a heat radiation fan, a storage module, a detection module and a signal amplifier, in order to realize control of the power supply direct current display screen, the signal amplifier is electrically connected with the power supply direct current display screen, the signal amplifier is used for amplifying a control signal of the control module and preventing the loss of the control signal, in order to realize power supply of the direct current power supply display screen, the commercial power grid is electrically connected with a charging controller, the charging controller is electrically connected with a charger, and, in order to realize the heat dissipation of the direct-current power supply panel, at least four groups of heat dissipation fans are arranged, the four groups of heat dissipation fans are uniformly arranged inside the power supply direct-current panel, ventilation windows are formed in the back of each heat dissipation fan, in order to realize the storage of parameters and fault parameters, at least two groups of heat dissipation fans are arranged on the storage module, the storage module is electrically connected with the control module, the storage module is used for storing system operation parameters and detecting fault records, in order to realize remote communication, the communication module is arranged for realizing the remote communication of the parameters or the faults and the like during the system operation, and reminding maintenance personnel to maintain, in order to realize charging, the charging controller is arranged for realizing the detection and control of the charging process, in the full charging process, the automatic power-off is carried out, in addition, the charging is carried out when the voltage is lower than a certain value, in order to realize the stable power, The rectifier circuit converts alternating-current voltage into direct-current voltage for system use, the voltage reduction circuit can reduce the voltage to a voltage range suitable for system use, and the filter circuit and the voltage stabilizing circuit can enable the voltage to be more stable;

according to fig. 1, the utility grid is used for supplying power to the whole system, protecting the system and preventing the system from being damaged, so that the air switch can protect the system, and the system is powered off in time when a fault occurs, so that alternating current energy is converted into direct current to be used by the system, and the voltage regulating module can rectify the voltage into direct current and step down the voltage for the whole control system to use;

according to fig. 2, in order to realize human-computer interaction, a control display screen, control keys and an alarm device are included in the interaction module, in order to facilitate viewing of parameters, the control display screen is arranged to display parameters of detection information and system operation, in order to facilitate viewing and setting of data, the control keys are arranged to select and set parameters, and in order to realize alarm of faults, the alarm device can give an alarm when the system is in fault;

according to fig. 3, in order to implement the detection of the system, the detection module includes a temperature detection module, a voltage detection module and a current detection module, in order to implement the detection of the temperature, the temperature detection module can detect the temperature of the system during operation, the control module can control the cooling fan to dissipate heat when the temperature is too high, in order to implement the detection of the voltage and the current, whether the voltage detection module is overloaded when the voltage detection module can detect the operation of the system, and whether the current detection module is overcurrent when the system operates, the detection module is electrically connected with the control switch, and the control switch is electrically connected with the signal amplifier;

according to fig. 5, in order to realize the control of the system, the control module adopts MSP430F2132 as a microcontroller, the MSP430F2132 is a 16-bit ultra-low power consumption microcontroller, and the chip has rich hardware resources built therein, including 512 bytes of static RAM, 8KB of Flash, a plurality of serial input interfaces, a real-time clock, and the like. When the circuit runs under the clock condition of 1MHz, the current of a chip is about 200-400 muA, and the lowest power consumption is only 0.1 muA in the clock turn-off mode; the device has 5 kinds of power saving modes and can be awakened by RTC, external interrupt, etc. The integration of the functions enables the MSP430F2132 to be suitable for measurement and control, and can be competent for the control function of the remote monitoring acquisition sub-module, and the abundant internal resources can not only reduce the area of the circuit board, but also reduce the cost of the whole system.

According to fig. 4, in order to implement remote communication transmission, a GC65 module is adopted as a communication module, a start pin PWRKEY of the GC65 is connected to an I/O port of the MSP430F2132, serial ports TXD and RXD are connected with a serial port of the MSP430F2132, SIM _ VDD, SIM _ DATA, SIM CLK and SIM RST are SIM card interfaces, a SIM card is connected through a 6-pin card slot, the P10 is an antenna interface, the GC65 module is compact in design, greatly reduces the volume of a user product, integrates a radio frequency circuit and a baseband, provides a standard AT command interface for a user, provides fast, reliable and safe transmission for DATA, voice, short messages and fax, and facilitates application development and design of the user. Therefore, the system adopts an MSP430F2132 (microcontroller) to adjust the working mode of the GC65 module in real time, sets the module to be in a dormant state for a long time, activates the module through an AT instruction when data communication is needed, finishes the data communication, and timely restores the dormant state so as to reduce the overall power consumption of the system.

The temperature detection module adopts a TeConnectivity (TE) high-precision separation type NTC (negative temperature coefficient) thermistor as a temperature sensor. NTCs have many temperature sensing advantages, including small size, excellent long-term stability, and high precision and accuracy. High precision separate NTC thermistors provide a thermally-induced solution that ranges from basic to complex applications and environmental conditions.

The working principle is as follows: the control module system is electrically connected with the direct current power supply panel, and then the system is powered by the commercial power grid, so that the control system can detect and control the direct current power supply panel, and when the direct current power supply panel runs, the detection of the direct-current power supply panel is realized through the detection module, and when the temperature is detected to be higher by the temperature transmission detection module, the information is transmitted to the control module, the control module controls the heat dissipation fan, so that the heat dissipation fan can dissipate heat of the direct-current power supply panel, when the voltage detection module and the current detection module in the detection module detect the fault of the system, the information is displayed on the control display screen, then alarm device sends out the warning and reminds to realize the teletransmission to the information through communication module, make the staff can know, as early as possible maintain the DC power supply screen.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.