CN210041389U - High-voltage power supply charging system - Google Patents
High-voltage power supply charging system Download PDFInfo
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- CN210041389U CN210041389U CN201921055667.6U CN201921055667U CN210041389U CN 210041389 U CN210041389 U CN 210041389U CN 201921055667 U CN201921055667 U CN 201921055667U CN 210041389 U CN210041389 U CN 210041389U
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Abstract
The utility model discloses a high-voltage power supply charging system, which comprises an MCU device, a positive high-voltage system and a negative high-voltage system, wherein the positive high-voltage system and the negative high-voltage system are respectively connected with the MCU device; the positive high-voltage system comprises a positive side control module, a first phase-shifting PWM (pulse width modulation) generation module, a first resonance full-bridge inversion module, a first transformer, a first voltage doubling module and a first voltage and current sampling module; the input and output ends of the front side control module are connected with the input and output ends of the MCU device, and the like. The utility model discloses a voltage and electric current are set for and are shown, charge and the operation control of releasing, and MCU passes through optical fiber serial interface and host computer communication, realizes the setting of charging parameter, various control operation and the real-time refresh of state and data, has smallly, and conversion efficiency is high, has improved security and sensitivity.
Description
Technical Field
The utility model relates to a high voltage power supply technical field, more specifically relates to a high voltage power supply charging system.
Background
The output voltage of the high-voltage power supply can reach thousands of volts, even tens of thousands of volts, or higher, and is commonly used for the high-voltage power supply of an X-ray machine, the high-voltage power supply of laser, the high-voltage power supply of spectral analysis, the high-voltage power supply of nondestructive inspection, the high-voltage power supply of semiconductor manufacturing equipment and the like. At present, most of high-voltage power supply systems in the market have the problems of large size, low conversion efficiency, low safety and sensitivity and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a high voltage power supply charging system, realized voltage and electric current settlement and demonstration, charge and the operation control of releasing, MCU passes through fiber serial interface and host computer communication, has realized the setting of charging parameter, various control operation and the real-time refresh of state and data, has small, and advantages such as conversion efficiency height have improved security and sensitivity.
The purpose of the utility model is realized through the following technical scheme:
a high-voltage power supply charging system comprises an MCU device, a positive high-voltage system and a negative high-voltage system, wherein the positive high-voltage system and the negative high-voltage system are respectively connected with the MCU device; the positive high-voltage system comprises a positive side control module, a first phase-shifting PWM (pulse width modulation) generation module, a first resonance full-bridge inversion module, a first transformer, a first voltage doubling module and a first voltage and current sampling module; the input and output ends of the positive side control module are connected with the input and output ends of the MCU device, the output end of the positive side control module is connected with the input end of a first phase-shifting PWM generating module, the output end of the first phase-shifting PWM generating module is connected with the input end of a first resonance full-bridge inversion module, the output end of the first resonance full-bridge inversion module is connected with the input end of a first transformer, the output end of the first transformer is connected with the input end of a first voltage doubling module, the output end of the first voltage doubling module is connected with the input end of a first voltage current sampling module, and the output end of the first voltage current sampling module is connected with the input end of the positive side control module; the negative high-voltage system comprises a negative side control module, a second phase-shifting PWM (pulse-width modulation) generation module, a second resonance full-bridge inversion module, a second transformer, a second voltage doubling module and a second voltage and current sampling module; the input and output end of the negative side control module is connected with the input and output end of the MCU device, the output end of the negative side control module is connected with the input end of the second phase-shifting PWM generation module, the output end of the second phase-shifting PWM generation module is connected with the input end of the second resonance full-bridge inversion module, the output end of the second resonance full-bridge inversion module is connected with the input end of the second transformer, the output end of the second transformer is connected with the input end of the second voltage doubling module, the output end of the second voltage doubling module is connected with the input end of the second voltage current sampling module, and the output end of the second voltage current sampling module is connected with the input end of the negative side control module.
Furthermore, the device comprises an optical fiber interface module, wherein the optical fiber interface module is connected with the MCU device.
Furthermore, the first EMI module and the first uncontrolled rectifier circuit module are included, the first EMI module is connected with the first uncontrolled rectifier circuit module, and the first uncontrolled rectifier circuit module is connected with the first resonance full-bridge inversion module.
And the second non-controlled rectifying circuit module is connected with the second resonance full-bridge inverter module.
Further, including the mains supply module, the mains supply module is connected with first EMI module, the mains supply module is connected with second EMI module.
Further, the optical fiber connector comprises an upper computer, and the upper computer is connected with the optical fiber interface module.
The utility model has the advantages that:
(1) the utility model discloses a MCU device, positive high-voltage system and negative high-voltage system etc, charge with the constant current and the linear charge that steps up combines together, through the remote fiber control of PC, realized voltage and current settlement and demonstration, charge and release operation control, MCU passes through fiber serial interface and host computer communication, realized the setting of charging parameter, the real-time refresh of various control operation and state and data, have small, advantages such as conversion efficiency height have improved security and sensitivity.
(2) The utility model discloses a following technical indicator: the positive and negative polarities can work independently and simultaneously, the symmetrical dynamic balance is less than 1kV, the symmetrical static state is less than 0.5kV, the output voltage is 0 to +/-100 kV and can be set continuously, the stepping is more than or equal to 0.1kV, the output current is 0 to 100mA and can be set continuously, and the stepping is more than or equal to 0.1 mA.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description. Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Before describing the embodiments, some necessary terms need to be explained. For example:
if the terms "first," "second," etc. are used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. Thus, a "first" element discussed below could also be termed a "second" element without departing from the teachings of the present invention. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.
The various terms appearing in this application are used for the purpose of describing particular embodiments only and are not intended as limitations on the invention, except where the context clearly dictates otherwise, the singular is intended to include the plural as well.
When the terms "comprises" and/or "comprising" are used in this specification, these terms are intended to specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence and/or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
As shown in fig. 1, a high-voltage power supply charging system comprises an MCU device, a positive high-voltage system and a negative high-voltage system, wherein the positive high-voltage system and the negative high-voltage system are respectively connected to the MCU device; the positive high-voltage system comprises a positive side control module, a first phase-shifting PWM (pulse width modulation) generation module, a first resonance full-bridge inversion module, a first transformer, a first voltage doubling module and a first voltage and current sampling module; the input and output ends of the positive side control module are connected with the input and output ends of the MCU device, the output end of the positive side control module is connected with the input end of a first phase-shifting PWM generating module, the output end of the first phase-shifting PWM generating module is connected with the input end of a first resonance full-bridge inversion module, the output end of the first resonance full-bridge inversion module is connected with the input end of a first transformer, the output end of the first transformer is connected with the input end of a first voltage doubling module, the output end of the first voltage doubling module is connected with the input end of a first voltage current sampling module, and the output end of the first voltage current sampling module is connected with the input end of the positive side control module; the negative high-voltage system comprises a negative side control module, a second phase-shifting PWM (pulse-width modulation) generation module, a second resonance full-bridge inversion module, a second transformer, a second voltage doubling module and a second voltage and current sampling module; the input and output end of the negative side control module is connected with the input and output end of the MCU device, the output end of the negative side control module is connected with the input end of the second phase-shifting PWM generation module, the output end of the second phase-shifting PWM generation module is connected with the input end of the second resonance full-bridge inversion module, the output end of the second resonance full-bridge inversion module is connected with the input end of the second transformer, the output end of the second transformer is connected with the input end of the second voltage doubling module, the output end of the second voltage doubling module is connected with the input end of the second voltage current sampling module, and the output end of the second voltage current sampling module is connected with the input end of the negative side control module.
Furthermore, the device comprises an optical fiber interface module, wherein the optical fiber interface module is connected with the MCU device.
Furthermore, the first EMI module and the first uncontrolled rectifier circuit module are included, the first EMI module is connected with the first uncontrolled rectifier circuit module, and the first uncontrolled rectifier circuit module is connected with the first resonance full-bridge inversion module.
And the second non-controlled rectifying circuit module is connected with the second resonance full-bridge inverter module.
Further, including the mains supply module, the mains supply module is connected with first EMI module, the mains supply module is connected with second EMI module.
Further, the optical fiber connector comprises an upper computer, and the upper computer is connected with the optical fiber interface module.
Example 1
As shown in fig. 1, a person skilled in the art can use the present invention as a high voltage power charging system, which is provided with an MCU device, a positive high voltage system and a negative high voltage system, wherein the positive high voltage system and the negative high voltage system are respectively connected to the MCU device; the positive high-voltage system comprises a positive side control module, a first phase-shifting PWM (pulse width modulation) generation module, a first resonance full-bridge inversion module, a first transformer, a first voltage doubling module and a first voltage and current sampling module; the input and output ends of the positive side control module are connected with the input and output ends of the MCU device, the output end of the positive side control module is connected with the input end of a first phase-shifting PWM generating module, the output end of the first phase-shifting PWM generating module is connected with the input end of a first resonance full-bridge inversion module, the output end of the first resonance full-bridge inversion module is connected with the input end of a first transformer, the output end of the first transformer is connected with the input end of a first voltage doubling module, the output end of the first voltage doubling module is connected with the input end of a first voltage current sampling module, and the output end of the first voltage current sampling module is connected with the input end of the positive side control module; the negative high-voltage system comprises a negative side control module, a second phase-shifting PWM (pulse-width modulation) generation module, a second resonance full-bridge inversion module, a second transformer, a second voltage doubling module and a second voltage and current sampling module; the input and output end of the negative side control module is connected with the input and output end of the MCU device, the output end of the negative side control module is connected with the input end of the second phase-shifting PWM generation module, the output end of the second phase-shifting PWM generation module is connected with the input end of the second resonance full-bridge inversion module, the output end of the second resonance full-bridge inversion module is connected with the input end of the second transformer, the output end of the second transformer is connected with the input end of the second voltage doubling module, the output end of the second voltage doubling module is connected with the input end of the second voltage current sampling module, and the output end of the second voltage current sampling module is connected with the input end of the negative side control module.
In this embodiment, the positive high voltage and the negative high voltage of the power supply are each formed by a set of independent hardware systems, and can be collectively placed in a case or a cabinet to form a complete high-voltage power supply device, each part is connected with the control single chip microcomputer system through an analog interface, the MCU communicates with the upper computer through an optical fiber serial interface through an MODBUS-RTU protocol, so as to realize the setting of charging parameters, various control operations, and the real-time refreshing of states and data (the data is updated quickly, which can reach 50-100 ms/time), and the main loop adopts a resonant full-bridge circuit topology. With other technical characteristics, the technical personnel in the field can flexibly select and use the materials according to the actual conditions to meet different specific actual requirements. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known components, structures or parts are not described in detail in order to avoid obscuring the present invention, and the technical scope of the present invention is defined by the claims.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are used in a generic sense as is understood by those skilled in the art. For example, the components may be fixedly connected, movably connected, integrally connected, or partially connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected inside two elements, and the like, and for those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations, that is, the expression of the language and the implementation of the actual technology can flexibly correspond, and the expression of the language (including the drawings) of the specification of the present invention does not constitute any single restrictive interpretation of the claims.
Modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, which should be limited only by the claims appended hereto. In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known techniques, such as specific construction details, operating conditions, and other technical conditions, have not been described in detail in order to avoid obscuring the present invention.
Claims (6)
1. A high voltage power supply charging system, comprising:
the high-voltage power supply comprises an MCU device, a positive high-voltage system and a negative high-voltage system, wherein the positive high-voltage system and the negative high-voltage system are respectively connected with the MCU device;
the positive high-voltage system comprises a positive side control module, a first phase-shifting PWM (pulse width modulation) generation module, a first resonance full-bridge inversion module, a first transformer, a first voltage doubling module and a first voltage and current sampling module; the input and output ends of the positive side control module are connected with the input and output ends of the MCU device, the output end of the positive side control module is connected with the input end of a first phase-shifting PWM generating module, the output end of the first phase-shifting PWM generating module is connected with the input end of a first resonance full-bridge inversion module, the output end of the first resonance full-bridge inversion module is connected with the input end of a first transformer, the output end of the first transformer is connected with the input end of a first voltage doubling module, the output end of the first voltage doubling module is connected with the input end of a first voltage current sampling module, and the output end of the first voltage current sampling module is connected with the input end of the positive side control module;
the negative high-voltage system comprises a negative side control module, a second phase-shifting PWM (pulse-width modulation) generation module, a second resonance full-bridge inversion module, a second transformer, a second voltage doubling module and a second voltage and current sampling module; the input and output end of the negative side control module is connected with the input and output end of the MCU device, the output end of the negative side control module is connected with the input end of the second phase-shifting PWM generation module, the output end of the second phase-shifting PWM generation module is connected with the input end of the second resonance full-bridge inversion module, the output end of the second resonance full-bridge inversion module is connected with the input end of the second transformer, the output end of the second transformer is connected with the input end of the second voltage doubling module, the output end of the second voltage doubling module is connected with the input end of the second voltage current sampling module, and the output end of the second voltage current sampling module is connected with the input end of the negative side control module.
2. The high-voltage power supply charging system according to claim 1, comprising an optical fiber interface module, wherein the optical fiber interface module is connected with the MCU device.
3. The high-voltage power supply charging system according to claim 1, comprising a first EMI module and a first uncontrolled rectifier circuit module, wherein the first EMI module is connected to the first uncontrolled rectifier circuit module, and the first uncontrolled rectifier circuit module is connected to the first resonant full-bridge inverter module.
4. The high-voltage power supply charging system according to claim 1, comprising a second EMI module and a second uncontrolled rectifier circuit module, wherein the second EMI module is connected to the second uncontrolled rectifier circuit module, and the second uncontrolled rectifier circuit module is connected to the second resonant full-bridge inverter module.
5. The high voltage power charging system of claim 1, comprising a mains power module connected to a first EMI module and connected to a second EMI module.
6. The high-voltage power supply charging system according to claim 2, comprising an upper computer, wherein the upper computer is connected with the optical fiber interface module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921055667.6U CN210041389U (en) | 2019-07-08 | 2019-07-08 | High-voltage power supply charging system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921055667.6U CN210041389U (en) | 2019-07-08 | 2019-07-08 | High-voltage power supply charging system |
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| CN210041389U true CN210041389U (en) | 2020-02-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114679064A (en) * | 2022-04-12 | 2022-06-28 | 中国工程物理研究院流体物理研究所 | Integrated charging power supply |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114679064A (en) * | 2022-04-12 | 2022-06-28 | 中国工程物理研究院流体物理研究所 | Integrated charging power supply |
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