CN209707603U - A kind of dedicated nuclear phase simulation power supply device of teaching - Google Patents

Abstract

The utility model discloses a kind of dedicated nuclear phase simulation power supply devices of teaching, including human-computer interface module, master component module and voltage device module；The human-computer interface module is used to provide the interaction channel between operator and device, receives the voltage information of operator's input, and the voltage information is transmitted to the master component module；The master component module is connect with the human-computer interface module, for the voltage information to be converted to digital signal；The voltage device module is connect with the master component module, for the digital signal to be converted to analog signal and is amplified, exports the voltage of analog quantity form.The dedicated nuclear phase simulation power supply device of teaching provided by the utility model; power supply more convenient and quicker; three-phase 36V power supply can be provided for nuclear phase instrument to carry out analog simulation teaching; it allows student to intuitively understand the function and usage of nuclear phase instrument, and can also ensure that the personal safety for protecting start-up while nuclear phase instrument works normally.

Description

A special nuclear phase analog power supply device for teaching

technical field

The embodiment of the utility model relates to the technical field of intelligent detection of electric power systems, in particular to a nuclear phase analog power supply device dedicated for teaching.

Background technique

Phase verification refers to the use of instruments or other means to check whether the phases and phase sequences of two power supplies or loops are the same in the electrical operation of the power system. During use, the power system sometimes includes multiple power sources, that is, multiple power sources supply power to the same electrical device at the same time. In this case, when multiple power supplies are put into use, phase verification should be performed at the parallel point of the power supplies.

At present, in the teaching process, it is necessary to explain nuclear knowledge to students. The application and understanding of this knowledge is generally taught only through empty theories. Students cannot understand from a deeper perspective, nor can they see more intuitive specific usage. The 10kV power distribution line in the training field of the existing training base is not charged, therefore, it does not meet the conditions for phase verification, and the final training effect cannot be achieved.

To sum up, there is no effective solution in the prior art on how to deepen students' understanding of nuclear phase knowledge and application during the teaching process.

Utility model content

The utility model provides a special nuclear phase analog power supply device for teaching to solve the deficiencies in the prior art.

In order to achieve the above object, the utility model provides the following technical solutions:

A nuclear-phase analog power supply device dedicated for teaching, including a man-machine interface module, a main control component module and a voltage component module, wherein:

The human-machine interface module is used to provide an interaction channel between the operator and the device, receive the voltage information input by the operator, and transmit the voltage information to the main control component module;

The main control component module is connected to the man-machine interface module, and is used to convert the voltage information into a digital signal;

The voltage component module is connected with the main control component module, and is used for converting the digital signal into an analog signal and amplifying it, and outputting a voltage in an analog form.

Further, in the nuclear phase analog power supply device dedicated for teaching, the man-machine interface module includes a liquid crystal display, buttons and a touch screen.

Furthermore, in the nuclear phase analog power supply device dedicated for teaching, the main control component module includes a DSP processor.

Further, in the nuclear phase analog power supply device dedicated for teaching, the voltage component module includes a DA chip and a voltage amplifier.

Further, the nuclear phase analog power supply device dedicated for teaching also includes a power module;

The power supply module is respectively connected with the main control component module and the voltage component module, and is used to provide DC working voltage for all hardware modules inside the device.

Further, the nuclear phase analog power supply device dedicated for teaching also includes a power adapter;

The power input end of the power adapter is connected to the mains, and the power output end of the power adapter is connected to the power module.

Further, in the nuclear phase analog power supply device dedicated for teaching, the voltage quantity information includes voltage amplitude, phase, and frequency.

The embodiment of the utility model provides a nuclear phase analog power supply device for teaching, which is more convenient and quick to supply power. It can provide a three-phase 36V power supply for the nuclear phase instrument for simulation teaching, so that students can intuitively understand the functions of the nuclear phase instrument. And usage, and it can also ensure the normal operation of the phase nuclear instrument and protect the personal safety of the trainers.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the present utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative effort.

FIG. 1 is a schematic diagram of the overall structure of a teaching-specific nuclear phase analog power supply device provided by Embodiment 1 of the present invention.

Reference signs:

A man-machine interface module 10 , a main control component module 20 , a voltage component module 30 , a power supply module 40 , and a power adapter 50 .

Detailed ways

In order to make the purpose, features and advantages of the present utility model more obvious and understandable, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, The embodiments described below are only some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the description of the present invention, it is to be understood that when a component is said to be "connected" to another component, it may be directly connected to the other component or there may be an intervening component at the same time. When a component is said to be "set on" another component, it can be set directly on another component or there may be a centered component at the same time.

In addition, the terms "long", "short", "inner", "outer", etc. indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present utility model, rather than indicating or implying It is not to be construed as a limitation of the invention that a device or element must have this particular orientation and operate in a particular orientation configuration.

The technical scheme of the utility model will be further described below in conjunction with the accompanying drawings and through specific embodiments.

Embodiment one

As shown in Figure 1, Embodiment 1 of the present utility model provides a nuclear phase analog power supply device dedicated for teaching, including a man-machine interface module 10, a main control component module 20 and a voltage component module 30, wherein:

The man-machine interface module 10 is used to provide an interaction channel between the operator and the device, receive the voltage information input by the operator, and transmit the voltage information to the main control component module 20;

The main control component module 20 is connected to the man-machine interface module 10, and is used to convert the voltage information into a digital signal;

The voltage component module 30 is connected with the main control component module 20 for converting the digital signal into an analog signal and amplifying it, and outputting a voltage in an analog form.

Wherein, the voltage quantity information includes voltage amplitude, phase, and frequency.

Specifically, the man-machine interface module 10 includes a liquid crystal display, buttons and a touch screen. In this embodiment, the operator completes the human-computer interaction through the man-machine interface module 10, realizes operations such as parameter (amplitude, phase, frequency) entry of the voltage and test start-stop control, eliminating the need Factors such as phase angle difference make the actual operation effect better.

Specifically, the main control component module 20 includes a DSP processor. In this embodiment, the main control component module 20 is provided to the man-machine interface module 10 to call, and through the control of the DSP processor, the PC104 bus mode is used to directly complete the read and write operations of the underlying hardware of the tester, so as to realize the voltage adjustment. digital signal generation

Specifically, the voltage component module 30 includes a DA chip and a voltage amplifier. When the DSP processor converts the voltage information into a digital signal and transmits it to the DA chip, the DA chip outputs three small analog sine waves of about 7V corresponding to the setting interface, and then outputs an analog voltage of 36V through the voltage amplifier.

It should be noted that, in this embodiment, the voltage information entered by the operator through the man-machine interface module 10 is transmitted to the DSP processor through the communication interface, and the DSP processor converts the voltage information into a digital signal and transmits it to the DA chip. The DA chip converts an analog signal and amplifies it, and outputs a voltage in the form of an analog quantity, so that the magnitude and frequency of the output voltage can be controlled, the voltage is stabilized, and the interference of harmonics and noise is eliminated.

Preferably, the device also includes a power module 40;

The power supply module 40 is connected to the main control component module 20 and the voltage component module 30 respectively, and is used to convert the 220V AC voltage through AC-DC to generate multiple sets of 5V, 12V and other DC power supply signals, which are used for all hardware components inside the device. The module provides DC working voltage.

Preferably, the device also includes a power adapter 50;

The power input end of the power adapter 50 is connected to the mains, and the power output end of the power adapter 50 is connected to the power module 40 .

The embodiment of the utility model provides a nuclear phase analog power supply device for teaching, which is more convenient and quick to supply power. It can provide a three-phase 36V power supply for the nuclear phase instrument for simulation teaching, so that students can intuitively understand the functions of the nuclear phase instrument. And usage, and it can also ensure the normal operation of the phase nuclear instrument and protect the personal safety of the trainers.

As mentioned above, the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it still can Modifications are made to the technical solutions described in the foregoing embodiments, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present utility model .

Claims (7)

1. A nuclear phase analog power supply device dedicated to teaching, characterized in that it comprises a man-machine interface module, a main control component module and a voltage component module, wherein: The human-machine interface module is used to provide an interaction channel between the operator and the device, receive the voltage information input by the operator, and transmit the voltage information to the main control component module; The main control component module is connected to the man-machine interface module, and is used to convert the voltage information into a digital signal; The voltage component module is connected with the main control component module, and is used for converting the digital signal into an analog signal and amplifying it, and outputting a voltage in an analog form. 2 . A nuclear-phase analog power supply device dedicated for teaching according to claim 1 , wherein the man-machine interface module includes a liquid crystal display, buttons and a touch screen. 3 . The nuclear-phase analog power supply device dedicated for teaching according to claim 1 , wherein the main control module includes a DSP processor. 4 . 4. A teaching-specific nuclear phase analog power supply device according to claim 1, wherein the voltage component module includes a DA chip and a voltage amplifier. 5. A kind of nuclear phase simulation power supply device dedicated for teaching according to claim 1, further comprising a power supply module; The power supply module is respectively connected with the main control component module and the voltage component module, and is used to provide DC working voltage for all hardware modules inside the device. 6. A nuclear-phase analog power supply device dedicated for teaching according to claim 5, further comprising a power adapter; The power input end of the power adapter is connected to the mains, and the power output end of the power adapter is connected to the power module. 7. A nuclear-phase analog power supply device dedicated for teaching according to claim 1, wherein the voltage quantity information includes voltage amplitude, phase, and frequency.