CN111045340B - Network intelligent power distribution equipment - Google Patents
Network intelligent power distribution equipment Download PDFInfo
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- CN111045340B CN111045340B CN201911221940.2A CN201911221940A CN111045340B CN 111045340 B CN111045340 B CN 111045340B CN 201911221940 A CN201911221940 A CN 201911221940A CN 111045340 B CN111045340 B CN 111045340B
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- electric energy
- output
- loongson
- acquisition module
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention relates to a network intelligent power distribution device, comprising: the Loongson processor collects switching value input, decides output of equipment control electric energy according to a numerical value of the switching value input and an instruction of a remote computer, and amplifies a signal through a power amplification circuit through a switching value output pin if the electric energy output is controlled so as to control the switching control of the relay on multiple paths of electric energy; the AD acquisition module of the voltage acquisition module is directly connected with the multipath electric energy output through the signal conditioning circuit, the voltage of the multipath electric energy output is regulated to be within the range which can be born by the AD acquisition circuit by the signal conditioning circuit, and the AD acquisition module is fed back to the Loongson processor to realize closed-loop control. According to the invention, the remote control power-on command is sent through the Ethernet message, intelligent control power-on is realized by the Loongson hardware platform, and man-machine interaction is realized. The intelligent control system replaces the traditional manual short-distance power-on mode, can realize multi-equipment networking control, and greatly improves the intelligent level.
Description
Technical Field
The invention relates to military power distribution equipment, in particular to intelligent power distribution equipment for a military network.
Background
The existing military power-on control combination realizes power-on control by adopting a method of controlling a relay by a simple control circuit, requires manual operation, has great requirements on environment and personnel, and cannot adapt to the development requirements of modernization and informatization.
Disclosure of Invention
The invention aims to provide military intelligent power distribution equipment capable of transmitting through Ethernet, which adopts an Ethernet transmission technology based on a Loongson platform.
The invention provides network intelligent power distribution equipment, which comprises: the device comprises a Loongson processor, a power output module and a voltage acquisition module; the Loongson processor collects switching value input, decides output of equipment control electric energy according to a numerical value of the switching value input and an instruction of a remote computer, and amplifies a signal through a power amplification circuit through a switching value output pin if the electric energy output is controlled so as to control the switching control of the relay on multiple paths of electric energy; the AD acquisition module of the voltage acquisition module is directly connected with the multipath electric energy output through the signal conditioning circuit, the voltage of the multipath electric energy output is regulated to be within the range which can be born by the AD acquisition circuit by the signal conditioning circuit, and the AD acquisition module is fed back to the Loongson processor to realize closed-loop control.
The network intelligent power distribution equipment is characterized in that the Loongson processor converts a 3.3V TTL weak signal of the Loongson processor into a power output signal which can withstand 50V and 500mA through a switching value output pin according to an external input instruction and a power output module.
An embodiment of the network intelligent power distribution device according to the present invention further includes: the data acquisition module comprises an Ethernet interface, an RS232 communication interface, a man-machine interaction interface module, a CAN bus and a TF card and is used for receiving an external power control instruction.
According to the embodiment of the network intelligent power distribution equipment, the Loongson processor compares the acquired AD acquisition result with the control instruction, and when the acquired AD acquisition result does not meet the control instruction requirement, the Loongson processor tries to control the power output module so as to control the output of multiple paths of electric energy, so that the deviation is corrected.
According to an embodiment of the network intelligent power distribution equipment, the Loongson processor tries to correct the deviation for 3 times at most, and if the deviation can not be corrected, the alarm is sent out through a man-machine interface.
According to the invention, the remote control power-on command is sent through the Ethernet message, intelligent control power-on is realized by the Loongson hardware platform, and man-machine interaction is realized. The intelligent control system replaces the traditional manual short-distance power-on mode, can realize multi-equipment networking control, and greatly improves the intelligent level.
Drawings
Fig. 1 is a schematic diagram of a network intelligent power distribution device according to the present invention.
Detailed Description
For the purposes of clarity, content, and advantages of the present invention, a detailed description of the embodiments of the present invention will be described in detail below with reference to the drawings and examples.
Fig. 1 is a schematic diagram of a network intelligent power distribution device according to the present invention, and as shown in fig. 1, a data processing module based on a Loongson hardware platform mainly comprises a Loongson 1B processor, a memory and a NAND Flash memory. The data acquisition module consists of an MII Ethernet interface, an RS232 communication interface, a man-machine interaction interface module, a CAN bus, a TF card and the like. The NAND Flash memory is used for storing a Linux system, an application program and related configuration parameters. The voltage acquisition module comprises an AD acquisition module and a signal conditioning circuit.
As shown in FIG. 1, the Loongson 1B processor loads a boot loader after power-on initialization, and then starts a Linux operating system, a file system and enters a working state. And then executing memory self-checking, nand Flash memory self-checking, ethernet interface self-checking, serial port self-checking, switching value input and output self-checking, and SPI interface AD acquisition circuit self-checking.
As shown in fig. 1, a process is started to acquire the knob switch state of the front panel through the switch quantity input. The Loongson 1B processor decides whether the device controls the electric energy to output according to the value of the switching value input, if so, whether to output through the panel switch or not, or access the device through a remote computer to control the output. The remote computer is provided with a TCP/IP client, and software running on the device implements a TCP/IP server.
As shown in fig. 1, the Loongson 1B processor converts a 3.3V TTL weak signal of the Loongson 1B processor into a power output signal which can withstand 50V and 500ma through a power output module by a switching value output pin GPIO according to an external input instruction (which can be a local switch button or a remote computer). And then control the relay action to realize the switch control of the multipath electric energy.
As shown in fig. 1, the AD acquisition module is directly connected to multiple paths of electric energy outputs through a signal conditioning circuit. The voltage of the multipath electric energy output is regulated by the signal conditioning circuit to be within the bearable range of the AD acquisition circuit, and hardware filtering is performed at the same time.
As shown in FIG. 1, the AD acquisition circuit converts the JMAX1031B-5 SPI interface 16-channel analog-to-digital conversion circuit of China electronic technology group into serial digital messages of the SPI interface. The circuit has a sampling and holding function, and improves the sampling precision. The SPI interface is connected with the Loongson 1B processor, and the Loongson 1B processor realizes the control of AD acquisition and reads the voltage value of multipath electric energy output through the SPI interface.
As shown in fig. 1, the loongson 1B processor compares the acquired AD acquisition result with the control command, and when the acquired AD acquisition result does not meet the control command requirement, it will attempt to control the power output module to further control the output of multiple paths of electric energy, so as to correct the deviation. Up to 3 attempts, if the deviation is still uncorrectable, an alarm is given via the man-machine interface.
And outputting the comparison result to a human-computer interaction display screen, and sending the comparison result to a remote computer through an Ethernet.
As shown in fig. 1, the Loongson 1B processor compares an input instruction with an acquired output result and outputs the result. And displaying whether the instruction execution is successful or not through the front panel indicator light. Specific voltage values of the electric energy output of each channel are listed in detail through the display screen. And maintaining information of electric energy control through a software program of the TCP/IP server side, and providing access of a remote computer through the Ethernet.
The invention provides a military intelligent network power distribution device, which comprises a box body, a main control module, a filter, a relay and a man-machine interaction interface module, wherein the intelligent network power distribution device is input into one path of 28V direct current power supply, the output is 9 paths of 28V direct current power supply for supplying power to external equipment and one path of Ethernet is communicated with the external equipment, wherein a 1 path serial port of a control panel is connected with a display screen of a front panel, and the on-off state of 9 paths of power supplies of a rear panel can be displayed; 9 paths of GPIO signals control 9 relays in the box body, and can control the on-off of 9 paths of direct current power supplies; the 1-path Ethernet is connected with external equipment through the rear panel to realize the control of 9-path direct current power supplies.
The intelligent network distribution equipment based on the Loongson Ethernet transmission technology can be widely applied to military computer control systems, can resist complex and severe combat environments, and realizes the power-up of controlled equipment through Ethernet remote control.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present invention, and such modifications and variations should also be regarded as being within the scope of the invention.
Claims (3)
1. A network intelligent power distribution device, comprising: the device comprises a Loongson processor, a power output module and a voltage acquisition module;
the Loongson processor collects switching value input, decides output of equipment control electric energy according to a numerical value of the switching value input and an instruction of a remote computer, and amplifies a signal through a power amplification circuit through a switching value output pin if the electric energy output is controlled so as to control the switching control of the relay on multiple paths of electric energy;
the AD acquisition module of the voltage acquisition module is directly connected with multiple paths of electric energy output through the signal conditioning circuit, the voltage of the multiple paths of electric energy output is regulated by the signal conditioning circuit to be within the range which can be born by the AD acquisition circuit, and the AD acquisition module feeds back to the Loongson processor to realize closed-loop control;
wherein, the liquid crystal display device comprises a liquid crystal display device,
starting a Loongson processor to move a process, and acquiring the knob switch state of the front panel through the switch quantity input; the Loongson processor decides whether the equipment controls the electric energy to output according to the numerical value input by the switching value, if so, whether the electric energy is output through a panel switch or not, or the equipment is accessed through a remote computer to control the output;
the Loongson processor converts a 3.3V TTL weak signal of the Loongson 1B processor into a power output signal which can withstand 50V and 500mA through a switching value output pin GPIO according to an external input instruction, wherein the external input instruction is a local switch button or a remote computer, and further controls the action of a relay so as to realize the switch control of multipath electric energy;
the Loongson processor compares the acquired AD acquisition result with the control instruction, and when the acquired AD acquisition result does not meet the control instruction requirement, the Loongson processor tries to control the power output module so as to control the output of the multipath electric energy, so that the deviation is corrected.
2. The network intelligent power distribution device of claim 1, further comprising: the data acquisition module comprises an Ethernet interface, an RS232 communication interface, a man-machine interaction interface module, a CAN bus and a TF card and is used for receiving an external power control instruction.
3. The network intelligent power distribution device of claim 1, wherein the loongson processor attempts to correct the deviation a maximum of 3 times and alarms through the human-machine interface if the deviation remains uncorrectable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911221940.2A CN111045340B (en) | 2019-12-03 | 2019-12-03 | Network intelligent power distribution equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911221940.2A CN111045340B (en) | 2019-12-03 | 2019-12-03 | Network intelligent power distribution equipment |
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| CN111045340A CN111045340A (en) | 2020-04-21 |
| CN111045340B true CN111045340B (en) | 2023-10-20 |
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| US20090138732A1 (en) * | 2007-11-26 | 2009-05-28 | Herlin Chang | Network Type Power Distribution Device |
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| CN111045340A (en) | 2020-04-21 |
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