CN107860991B - Time-sharing multiplexing detection device and method for intelligent network charge interactive terminal - Google Patents
Time-sharing multiplexing detection device and method for intelligent network charge interactive terminal Download PDFInfo
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Abstract
The invention discloses an intelligent network charge interactive terminal time-sharing multiplexing detection device and a method, the device comprises a power source module, an output module, an input module, a power source switching module, an output switching module, an input switching module, a host ready detection module, a CPU module, a first test host and a second test host, two paths of output or input of a power source signal, an output test signal and an input test signal are realized through hardware, the CPU module controls the time-sharing multiplexing of the power source signal, the output test signal and the input test signal, the one-to-two time-sharing detection of the intelligent network charge interactive terminal is realized, the detection efficiency of the intelligent network charge interactive terminal is improved, the test period is shortened, and the device has good application prospect.
Description
Technical Field
The invention relates to an intelligent network charge interactive terminal time-sharing multiplexing detection device and method, and belongs to the technical field of automatic detection of power grid dispatching.
Background
The intelligent network charge interactive terminal of the source network charge is a large-scale supply and demand friendly interactive system established among a power supply, a power grid and a power load. When an emergency power grid accident or an emergency of power supply such as power limitation in a large-capacity area occurs, the power grid dispatching automation system intelligently judges the required control load according to the situation, and then the required control load is automatically cut off from a general order to an important order according to the property of the load through an intelligent network load interaction terminal, so that the group control of the load can be realized on the premise of ensuring that the safety of personal equipment of a client and the loss of production products are not influenced.
At present, a terminal tester is generally adopted to test the intelligent network charge interactive terminal for detection of the intelligent network charge interactive terminal, the test contents mainly include three remote functions of remote measurement, remote signaling, remote control and the like, the terminal tester performs one-to-one test on the intelligent network charge interactive terminal, the test efficiency is slow, and the test period is long.
Disclosure of Invention
The invention aims to solve the problems of slow testing efficiency and long testing period of the existing terminal tester for one-to-one testing of intelligent network charge interactive terminals. The invention relates to an intelligent network charge interactive terminal time-sharing multiplexing detection method,
in order to achieve the purpose, the invention adopts the technical scheme that:
an intelligent network charge interactive terminal time-sharing multiplexing detection device comprises a power source module, an output module, an input module, a power source switching module, an output switching module, an input switching module, a host ready detection module, a CPU module, a first test host and a second test host,
the power source module, the output module and the input module are used for providing power source signals, output test signals and input test signals for testing the intelligent network charge interactive terminal, the power source module, the output 0 module and the input module are respectively connected with the CPU module, and the power source module, the output module and the input module are respectively connected with the power source switching module, the output switching module and the input switching module corresponding to the physical interface;
the power source switching module is connected with the CPU module and is responsible for receiving a power source switching instruction of the CPU module and switching a single-pole double-throw relay inside the CPU module according to the power source switching instruction of the CPU module, and the single-pole double-throw relay is used for converting a power source signal into two paths of output to realize hardware isolation and time-sharing multiplexing of the power source signal;
the output switching module is connected with the CPU module and is responsible for receiving an output switching instruction of the CPU module and switching an input/output interface passing through the CPU module according to the output switching instruction of the CPU module, wherein the input/output interface is used for converting an output test signal into two paths of signals to be output and keeping one path of output to normally work according to the output switching instruction of the CPU module;
the input/output interface is used for converting the input quantity test signal into two paths of signal input and keeping one path of input to normally work according to the input quantity switching instruction of the CPU module;
the host ready detection module is connected with the CPU module, the host ready detection module is also respectively connected with the first test host and the second test host through ready signal lines, and the CPU module detects ready signals of the first test host and the second test host through the host ready detection module;
the power source switching module and the input and output switching module are connected with the first test host and the second test host respectively;
the first test host and the second test host can be respectively connected with an intelligent network charge interactive terminal to be tested.
In the foregoing intelligent network charge interactive terminal time division multiplexing detection apparatus, the ready signals of the first test host and the second test host press the ready key on the corresponding test host after the first test host or the second test host completes the connection with the intelligent network charge interactive terminal to be tested, and send the ready signals to the host ready detection module and transmit the ready signals to the CPU module.
In the foregoing intelligent network load interaction terminal time-sharing multiplexing detection apparatus, the CPU module controls the power source module, the output module, the input module, the power source switching module, and the output switching module according to the received ready signal, and the input switching module outputs the power source signal, the output test signal, and the input test signal to the corresponding test host.
In the intelligent network charge interactive terminal time-sharing multiplexing detection device, two paths of signal outputs of the output switching module are respectively connected with the first test host or the second test host; and the two paths of signal inputs of the input switching module are respectively connected with the first test host or the second test host.
An intelligent network charge interactive terminal time-sharing multiplexing detection method comprises the following steps,
step (A), the intelligent network charge interactive terminal time-sharing multiplexing detection device is powered on, and the power source module, the output module and the input module are controlled by the CPU module not to output signals;
step (B), the user can select the first test host or the second test host to be physically connected with the intelligent network charge interactive terminal to be tested, after the physical connection is finished, the ready key on the corresponding test host is pressed, a ready signal is sent out and uploaded to the CPU module through the host ready detection module, and the CPU module is informed that the connection of the first test host or the second test host is finished;
step (C), the CPU module outputs power source signals and output quantity test signals according to the test host serial number corresponding to the received ready signal, the input quantity module inputs the input quantity test signals and sends power source switching instructions, output quantity switching instructions and input quantity switching instructions to control the corresponding power source switching modules and output quantity switching modules to output the signals to the corresponding test hosts, the input quantity switching module inputs the corresponding input quantity test signals of the test hosts, and the signal output comprises the power source signals and the output quantity test signals;
step (D), the test host computer tests according to the received power source signal, the input quantity test signal and the input quantity test signal, and is connected with the intelligent network charge interactive terminal to be tested, and outputs the input quantity test signal to the input quantity module;
step (E), in the test process of the test host, a user can physically connect another intelligent network charge interactive terminal to be tested with another test host, press a ready key on the corresponding test host, send a ready signal and upload the ready signal to the CPU module through the host ready detection module, and inform the CPU module that the connection of another test host is completed;
step (F), after the test of the test host in the step (D) is finished, repeating the step (C) to the step (D), and enabling the other test host in the step (E) to carry out the test;
and (G) repeating the step (E) to the step (F) during the test of the other test host, and testing the intelligent network charge interactive terminal needing to be tested in a circulating manner.
In the method for detecting time division multiplexing of the intelligent network charge interactive terminal, in the step (B), a user can select the first test host or the second test host to be physically connected with the intelligent network charge interactive terminal to be tested, and the method comprises the steps that a voltage and current detection interface of the intelligent network charge interactive terminal is connected with 3U and 3I interfaces of the first test host or the second test host; the input and output interface of the intelligent network charge interactive terminal is connected with the input and output interface of the first test host or the second test host, and the input and output interface of the intelligent network charge interactive terminal is connected with the input and output interface of the first test host or the second test host.
The invention has the beneficial effects that: the invention discloses an intelligent network charge interactive terminal time-sharing multiplexing detection device and method, which realize two paths of output or input of a power source signal, an outgoing quantity test signal and an incoming quantity test signal through hardware, and control the time-sharing multiplexing of the power source signal, the outgoing quantity test signal and the incoming quantity test signal through a CPU module, thereby realizing the one-to-two time-sharing detection of the intelligent network charge interactive terminal, improving the detection efficiency of the intelligent network charge interactive terminal, shortening the test period and having good application prospect.
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Fig. 1 is a system block diagram of an intelligent network charge interactive terminal time-sharing multiplexing detection device of the present invention.
Fig. 2 is a flow chart of the intelligent network charge interactive terminal time-sharing multiplexing detection method of the present invention.
Detailed Description
The invention will be further explained with reference to the drawings attached to the specification. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in FIG. 1, the time-sharing multiplexing detection device for intelligent network charge interactive terminal of the present invention comprises a power source module, an output module, an input module, a power source switching module, an output switching module, an input switching module, a host ready detection module, a CPU module, a first test host and a second test host,
the power source module, the output module and the input module are used for providing power source signals, output test signals and input test signals for testing the intelligent network charge interactive terminal, the power source module, the output 0 module and the input module are respectively connected with the CPU module, and the power source module, the output module and the input module are respectively connected with the power source switching module, the output switching module and the input switching module corresponding to the physical interface;
the power source switching module is connected with the CPU module and is responsible for receiving a power source switching instruction of the CPU module and switching a single-pole double-throw relay inside the CPU module according to the power source switching instruction of the CPU module, and the single-pole double-throw relay is used for converting a power source signal into two paths of output to realize hardware isolation and time-sharing multiplexing of the power source signal;
the output switching module is connected with the CPU module and is responsible for receiving an output switching instruction of the CPU module and switching an input/output interface through the CPU module according to the output switching instruction of the CPU module, wherein the input/output interface has a function similar to a single-pole double-throw switch and is used for converting an output test signal into two paths of signals to be output and keeping one path of output to normally work according to the output switching instruction of the CPU module;
the input and output interface is similar to a single-pole double-throw switch in function and is used for converting an input test signal into two paths of signal inputs, and one path of input is kept to normally work according to the input switching instruction of the CPU module, so that time-sharing multiplexing is realized, and the input and output cannot be simultaneously output and used;
the host ready detection module is connected with the CPU module, the host ready detection module is also respectively connected with the first test host and the second test host through ready signal lines, and the CPU module detects ready signals of the first test host and the second test host through the host ready detection module, so that time-sharing multiplexing is realized, and the simultaneous output and use cannot be realized; the power source switching module and the input and output switching module are connected with the first test host and the second test host respectively; preferably, the two paths of signal outputs of the output switching module are respectively connected with the first test host or the second test host; and the two paths of signal inputs of the input switching module are respectively connected with the first test host or the second test host.
The first test host and the second test host can be respectively connected with an intelligent network charge interactive terminal to be tested.
Preferably, the ready signals of the first test host and the second test host are obtained by pressing a ready key on the corresponding test host after the first test host or the second test host completes the connection with the intelligent charge interactive terminal to be tested, sending the ready signals to the host ready detection module, and sending the ready signals to the CPU module.
Preferably, the CPU module controls the power source module, the output module, the input module, the power source switching module, and the output switching module according to the received ready signal, and the input switching module outputs the power source signal, the output test signal, and the input test signal to the corresponding test host.
As shown in fig. 2, the method for detecting time division multiplexing of intelligent network charge interactive terminal of the present invention comprises the following steps,
step (A), the intelligent network charge interactive terminal time-sharing multiplexing detection device (simplified as a tester in the figure) is powered on, and the power source module, the output module and the input module are controlled by the CPU module not to output signals;
step (B), a user can select a first test host or a second test host (simplified as a host 1 and a host 2 in the figure) to be physically connected with an intelligent network charge interactive terminal (simplified as a terminal 1 in the figure) to be tested, after the physical connection is finished, a ready key on the corresponding test host is pressed, a ready signal is sent out and uploaded to a CPU module through a host ready detection module, and the CPU module is informed that the connection of the first test host or the second test host is finished; the physical connection process comprises the steps that a voltage and current detection interface of the intelligent network charge interaction terminal is connected with 3U and 3I interfaces of the first test host or the second test host; the input and output interface of the intelligent network charge interactive terminal is connected with the input and output interface of the first test host or the second test host, and the input and output interface of the intelligent network charge interactive terminal is connected with the input and output interface of the first test host or the second test host;
step (C), the CPU module outputs power source signals and output quantity test signals according to the test host serial number corresponding to the received ready signal, the input quantity module inputs the input quantity test signals and sends power source switching instructions, output quantity switching instructions and input quantity switching instructions to control the corresponding power source switching modules and output quantity switching modules to output the signals to the corresponding test hosts, the input quantity switching module inputs the corresponding input quantity test signals of the test hosts, and the signal output comprises the power source signals and the output quantity test signals;
step (D), the test host computer tests according to the received power source signal, the input quantity test signal and the input quantity test signal, and is connected with the intelligent network charge interactive terminal to be tested, and outputs the input quantity test signal to the input quantity module;
step (E), in the test process of the test host, a user can physically connect another intelligent network charge interactive terminal to be tested with another test host, press a ready key on the corresponding test host, send a ready signal and upload the ready signal to the CPU module through the host ready detection module, and inform the CPU module that the connection of another test host is completed;
step (F), after the test of the test host in the step (D) is finished, repeating the step (C) to the step (D), and enabling the other test host in the step (E) to carry out the test;
and (G) repeating the step (E) to the step (F) during the test of the other test host, and testing the intelligent network charge interactive terminal needing to be tested in a circulating manner.
In the step (C), the CPU module detects the physical connection between the intelligent network load interaction terminal and the test host according to the number of the test host corresponding to the received ready signal, and if the ready signal is not detected and a physical connection failure occurs, the user is required to detect the physical connection between the intelligent network load interaction terminal and the test host, and directly detect the ready signal.
Before testing and before switching test hosts, a CPU module needs to ensure a power source module, and an input and output module and an output module do not provide output signals so as to ensure the physical isolation of a first test host and a second test host to the intelligent network charge interactive terminal; before detecting a first test host or a second test host terminal, whether a ready signal of the first test host or the second test host exists or not needs to be detected, if not, the first test host or the second test host is considered to be not in physical connection with the intelligent network charge interactive terminal, signal output or input of the power source module, the output module and the input module is forbidden to ensure physical isolation, and after the ready signal is detected, the power source switching module, the output switching module and the input switching module are controlled to a test host port, and signal output or input of the power source module, the output module and the input module is controlled.
In summary, the intelligent network charge interactive terminal time-sharing multiplexing detection apparatus and method of the present invention implement two paths of output or input of the power source signal, the outgoing quantity test signal and the incoming quantity test signal through hardware, and control the time-sharing multiplexing of the power source signal, the outgoing quantity test signal and the incoming quantity test signal through the CPU module, thereby implementing a one-to-two time-sharing detection for the intelligent network charge interactive terminal, improving the detection efficiency of the intelligent network charge interactive terminal, shortening the test period, and having good application prospects.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An intelligent network charge interactive terminal time-sharing multiplexing detection device is characterized in that: comprises a power source module, an output module, an input module, a power source switching module, an output switching module, an input switching module, a host ready detection module, a CPU module, a first test host and a second test host,
the power source module, the output module and the input module are used for providing power source signals, output test signals and input test signals for testing the intelligent network charge interactive terminal, the power source module, the output module and the input module are respectively connected with the CPU module, and the power source module, the output module and the input module are also respectively connected with the power source switching module, the output switching module and the input switching module corresponding to the physical interfaces;
the power source switching module is connected with the CPU module and is responsible for receiving a power source switching instruction of the CPU module and switching a single-pole double-throw relay inside the CPU module according to the power source switching instruction of the CPU module, and the single-pole double-throw relay is used for converting a power source signal into two paths of output to realize hardware isolation and time-sharing multiplexing of the power source signal;
the output switching module is connected with the CPU module and is responsible for receiving an output switching instruction of the CPU module and switching an input/output interface passing through the CPU module according to the output switching instruction of the CPU module, wherein the input/output interface is used for converting an output test signal into two paths of signals to be output and keeping one path of output to normally work according to the output switching instruction of the CPU module;
the input/output interface is used for converting the input quantity test signal into two paths of signal input and keeping one path of input normal work according to the input quantity switching instruction of the CPU module;
the host ready detection module is connected with the CPU module, the host ready detection module is also respectively connected with the first test host and the second test host through ready signal lines, and the CPU module detects ready signals of the first test host and the second test host through the host ready detection module;
the signal output ends of the power source switching module, the output switching module and the input switching module are connected with the first test host and the second test host;
the first test host and the second test host can be respectively connected with an intelligent network charge interactive terminal to be tested.
2. The intelligent network charge interactive terminal time-sharing multiplexing detection device of claim 1, wherein: and after the connection between the first test host or the second test host and the intelligent network charge interactive terminal to be tested is completed, the ready signal of the first test host and the second test host is sent to the host ready detection module by pressing the ready key on the corresponding test host and then sent to the CPU module.
3. The intelligent network charge interactive terminal time-sharing multiplexing detection device of claim 2, wherein: the CPU module controls the power source module, the output module and the input module according to the received ready signal; the power source switching module, the output switching module and the input switching module respectively output power source signals, output test signals and input test signals to corresponding test hosts.
4. The intelligent network charge interactive terminal time-sharing multiplexing detection device of claim 1, wherein: the two paths of signal outputs of the output switching module are respectively connected with the first test host or the second test host; and the two paths of signal inputs of the input switching module are respectively connected with the first test host or the second test host.
5. An intelligent network charge interactive terminal time-sharing multiplexing detection method is characterized in that: comprises the following steps of (a) carrying out,
step (A), the intelligent network charge interactive terminal time-sharing multiplexing detection device is powered on, and the power source module, the output module and the input module are controlled by the CPU module not to output signals;
step (B), the user can select the first test host or the second test host to be physically connected with the intelligent network charge interactive terminal to be tested, after the physical connection is finished, the ready key on the corresponding test host is pressed, a ready signal is sent out and uploaded to the CPU module through the host ready detection module, and the CPU module is informed that the connection of the first test host or the second test host is finished;
step (C), the CPU module outputs power source signals and output quantity test signals according to the test host serial number corresponding to the received ready signal, the input quantity module inputs the input quantity test signals, the CPU module sends power source switching instructions, output quantity switching instructions and input quantity switching instructions to control the signals of the corresponding power source switching module, output quantity switching module and input quantity switching module to be output to the corresponding test host, the input quantity switching module inputs the input quantity test signals of the corresponding test host, and the signal output comprises the power source signals and the output quantity test signals;
step (D), the test host connects the intelligent network charge interactive terminal to be tested according to the received power source signal and the input test signal, tests and outputs the input test signal to the input module;
step (E), in the test process of the test host, a user can physically connect another intelligent network charge interactive terminal to be tested with another test host, press a ready key on the corresponding test host, send a ready signal and upload the ready signal to the CPU module through the host ready detection module, and inform the CPU module that the connection of another test host is completed;
step (F), after the test of the test host in the step (D) is finished, repeating the step (C) to the step (D), and enabling the other test host in the step (E) to carry out the test;
and (G) repeating the step (E) to the step (F) in the test process of the other test host, and testing the intelligent network charge interactive terminal needing to be tested in a circulating manner.
6. The time-division multiplexing detection method for intelligent network charge interactive terminals according to claim 5, characterized in that: step (B), the user can select the first test host or the second test host to be physically connected with the intelligent network charge interactive terminal to be tested, and the voltage and current detection interface of the intelligent network charge interactive terminal is connected with the 3U and 3I interfaces of the first test host or the second test host; the input and output interface of the intelligent network charge interactive terminal is connected with the input and output interface of the first test host or the second test host, and the input and output interface of the intelligent network charge interactive terminal is connected with the input and output interface of the first test host or the second test host.
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