CN111551808A - PMU device detecting system - Google Patents
PMU device detecting system Download PDFInfo
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- CN111551808A CN111551808A CN202010427130.9A CN202010427130A CN111551808A CN 111551808 A CN111551808 A CN 111551808A CN 202010427130 A CN202010427130 A CN 202010427130A CN 111551808 A CN111551808 A CN 111551808A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The invention discloses a PMU device detection system, which comprises a PMU device body, an electric signal acquisition module, a central processing unit, a clock synchronization unit, a storage unit and a detection signal transmission unit, wherein the input end of the electric signal acquisition module is connected with the PMU device body, the output end of the electric signal acquisition module is connected with the central processing unit, the central processing unit is respectively connected with the clock synchronization unit and the storage unit, and the central processing unit is connected with a background detection terminal through the detection signal transmission unit.
Description
Technical Field
The invention relates to the technical field of PMU device detection, in particular to a PMU device detection system.
Background
The power management unit in PMU is a highly integrated power management scheme for portable applications, i.e., several types of traditionally separated power management devices are integrated in a single package, which may achieve higher power conversion efficiency and lower power consumption, and a smaller number of components to accommodate a reduced board-level space.
The PMU device needs to detect the working state data in real time when working, and the current detection system has complex principle and low detection efficiency, so the improvement is necessary.
Disclosure of Invention
It is an object of the present invention to provide a PMU device detection system to solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a PMU device detecting system, includes PMU device body, signal of telecommunication collection module, central processing unit, clock synchronization unit, memory cell and detected signal transmission unit, PMU device body is connected to signal of telecommunication collection module input, and central processing unit is connected to the output, central processing unit connects clock synchronization unit and memory cell respectively, central processing unit passes through detected signal transmission unit and connects backstage test terminal.
Preferably, the electric signal collecting unit comprises a voltage collector and a current collector.
Preferably, the detection signal transmission unit comprises a signal receiving unit and a signal amplification transmission unit, the signal receiving unit is connected with the signal amplification transmission unit, the signal amplification transmission unit comprises a field effect transistor A, a field effect transistor B, an operational amplifier A and an operational amplifier B, the grid electrode of the field effect transistor A is respectively connected with one end of a resistor A and one end of a capacitor A, the other end of the capacitor A is grounded, the drain electrode of the field effect transistor A is connected with the source electrode of the field effect transistor B, the source electrode of the field effect transistor A is respectively connected with one end of a resistor C and one end of a capacitor D, the drain electrode of the field effect transistor B is grounded, the grid electrode of the field effect transistor B is connected with one end of a resistor B, one end of a capacitor C and one end of a resistor D, the positive electrode, the negative pole of the operational amplifier A is respectively connected with one end of a resistor F and one end of a resistor G, the other end of the resistor F is connected with the other end of a resistor E and is grounded, the output end of the operational amplifier A is respectively connected with the other end of the resistor G and one end of the resistor H, the positive pole of the operational amplifier B is respectively connected with the other end of the resistor H, one end of a capacitor E and one end of a resistor I, the negative pole of the operational amplifier B is grounded, and the output end of the operational amplifier B is respectively connected with the other end of the resistor.
Compared with the prior art, the invention has the beneficial effects that: the invention has simple working principle, can realize the real-time acquisition of the working state data of the PMU device, has strong transmission anti-interference capability and improves the detection efficiency; in addition, the signal amplification transmission unit can realize signal adjustment, and further improves the linearity of signals and the continuity of signal transmission, so that the signal transmission efficiency is higher.
Drawings
FIG. 1 is a block diagram of the working principle of the present invention;
fig. 2 is a circuit diagram of a signal amplification transmission unit according to 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. 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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: a PMU device detection system comprises a PMU device body 1, an electrical signal acquisition module 2, a central processing unit 3, a clock synchronization unit 4, a storage unit 5 and a detection signal transmission unit 6, wherein the input end of the electrical signal acquisition module 2 is connected with the PMU device body 1, the output end of the electrical signal acquisition module is connected with the central processing unit 3, the central processing unit 3 is respectively connected with the clock synchronization unit 4 and the storage unit 5, and the central processing unit 3 is connected with a background detection terminal 7 through the detection signal transmission unit 6; the electric signal acquisition unit 2 comprises a voltage collector and a current collector.
In the invention, the detection signal transmission unit 6 comprises a signal receiving unit 8 and a signal amplification transmission unit 9, the signal receiving unit 8 is connected with the signal amplification transmission unit 9, the signal amplification transmission unit 9 comprises a field effect transistor A1C, a field effect transistor B2C, an operational amplifier A1D and an operational amplifier B2D, the grid of the field effect transistor A1C is respectively connected with one end of a resistor A1a and one end of a capacitor A1B, the other end of the capacitor A1B is grounded, the drain of the field effect transistor A1C is connected with the source of the field effect transistor B2C, the source of the field effect transistor A1C is respectively connected with one end of a resistor C3a and one end of a capacitor D4B, the drain of the field effect transistor B2C is grounded, the grid is connected with one end of a capacitor B2B, the other end of the capacitor B2 4642 is respectively connected with one end of a resistor B2a, one end of a capacitor C3B and one end of a resistor D4a, the negative electrode of the operational amplifier A1d is respectively connected with one end of a resistor F6a and one end of a resistor G7a, the other end of the resistor F6a is connected with the other end of a resistor E5a and is grounded, the output end of the operational amplifier A1d is respectively connected with the other end of a resistor G7a and one end of a resistor H8a, the positive electrode of the operational amplifier B2d is respectively connected with the other end of the resistor H8a, one end of a capacitor E5B and one end of a resistor I9a, the negative electrode of the operational amplifier B2d is grounded, and the output end of the operational amplifier B2d is respectively connected with the other end of a resistor I9a, the other end of.
The working principle is as follows: the invention has simple working principle, can realize the real-time acquisition of the working state data of the PMU device, has strong transmission anti-interference capability and improves the detection efficiency; in addition, the signal amplification transmission unit can realize signal adjustment, and further improves the linearity of signals and the continuity of signal transmission, so that the signal transmission efficiency is higher.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A PMU device detection system, characterized by: including PMU device body (1), signal of telecommunication collection module (2), central processing unit (3), clock synchronization unit (4), memory cell (5) and detected signal transmission unit (6), PMU device body (1) is connected to signal of telecommunication collection module (2) input, and central processing unit (3) is connected to the output, clock synchronization unit (4) and memory cell (5) are connected respectively in central processing unit (3), backstage testing terminal (7) are connected through detected signal transmission unit (6) in central processing unit (3).
2. The PMU device testing system of claim 1, wherein: the electric signal acquisition unit (2) comprises a voltage collector and a current collector.
3. The PMU device testing system of claim 1, wherein: the detection signal transmission unit (6) comprises a signal receiving unit (8) and a signal amplification transmission unit (9), the signal receiving unit (8) is connected with the signal amplification transmission unit (9), the signal amplification transmission unit (9) comprises a field effect transistor A (1C), a field effect transistor B (2C), an operational amplifier A (1D) and an operational amplifier B (2D), the grid electrode of the field effect transistor A (1C) is respectively connected with one end of a resistor A (1a) and one end of a capacitor A (1B), the other end of the capacitor A (1B) is grounded, the drain electrode of the field effect transistor A (1C) is connected with the source electrode of the field effect transistor B (2C), the source electrode of the field effect transistor A (1C) is respectively connected with one end of a resistor C (3a) and one end of a capacitor D (4B), and the drain electrode of the field effect transistor B (2C), the grid is connected with one end of a capacitor B (2B), the other end of the capacitor B (2B) is respectively connected with one end of a resistor B (2a), one end of a capacitor C (3B) and one end of a resistor D (4a), the anode of an operational amplifier A (1D) is respectively connected with one end of a resistor E (5a) and the other end of the capacitor D (4B), the cathode of the operational amplifier A (1D) is respectively connected with one end of a resistor F (6a) and one end of a resistor G (7a), the other end of the resistor F (6a) is connected with the other end of the resistor E (5a) and is grounded, the output end of the operational amplifier A (1D) is respectively connected with the other end of the resistor G (7a) and one end of a resistor H8a, the anode of the operational amplifier B (2D) is respectively connected with the other end of the resistor H (8a), one end of the capacitor E (5B) and one end of a, and the output end of the operational amplifier B (2d) is respectively connected with the other end of the resistor I (9a), the other end of the capacitor E (5B) and one end of the resistor J (10 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010427130.9A CN111551808A (en) | 2020-05-19 | 2020-05-19 | PMU device detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010427130.9A CN111551808A (en) | 2020-05-19 | 2020-05-19 | PMU device detecting system |
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| Publication Number | Publication Date |
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| CN111551808A true CN111551808A (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010427130.9A Withdrawn CN111551808A (en) | 2020-05-19 | 2020-05-19 | PMU device detecting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983159A (en) * | 2020-08-21 | 2020-11-24 | 湖南省鼎谷一酒业有限公司 | Online alcohol content testing method in white spirit processing process |
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2020
- 2020-05-19 CN CN202010427130.9A patent/CN111551808A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983159A (en) * | 2020-08-21 | 2020-11-24 | 湖南省鼎谷一酒业有限公司 | Online alcohol content testing method in white spirit processing process |
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Application publication date: 20200818 |