CN213817605U - Current equalizing and adjusting device of high-power rectifier - Google Patents
Current equalizing and adjusting device of high-power rectifier Download PDFInfo
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- CN213817605U CN213817605U CN202022774878.4U CN202022774878U CN213817605U CN 213817605 U CN213817605 U CN 213817605U CN 202022774878 U CN202022774878 U CN 202022774878U CN 213817605 U CN213817605 U CN 213817605U
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Abstract
The utility model discloses a high-power rectifier flow equalizing and adjusting device, which comprises a rectifier, a detection device, an adjusting device, a central control device and a control and adjustment system, wherein the rectifier is electrically connected with the detection device; the detection device is electrically connected with the adjusting device; the detection device is electrically connected with the central control device; the central control device is electrically connected with the adjusting device; the adjusting device is provided with a control adjusting plate; the adjusting device is provided with a protective shell; a detachable heat dissipation cover is arranged on one side of the protective shell; the protective shell is connected with the detachable heat dissipation cover through a dismounting part; the interior of the protective shell is fixedly connected with an explosion-proof shell, an upper anti-interference layer, a lower anti-interference layer and a heat dissipation plate; the control and regulation system comprises a central intelligent analysis control unit, a detection unit and a regulation unit; the central intelligent analysis control unit is electrically connected with the detection unit and the adjusting unit respectively. The utility model discloses can improve equipment stability.
Description
Technical Field
The utility model relates to a high-power rectifier adjusting device that flow equalizes.
Background
The rectifier current-sharing adjusting device is a supporting device for carrying out rectifier cabinet current-sharing adjustment. With the rapid development of high-power semiconductor technology, semiconductor rectification is widely applied to the fields of carbon, non-ferrous metal smelting, chemical industry and the like. With the rapid development of various industries, the demand for direct current is increasing, and therefore, the number of diodes connected in parallel to a single rectifier is increasing. With the continuous development of science and technology, people have higher and higher requirements on the manufacturing process of the rectifier current sharing regulation device.
When a plurality of rectifier diodes are connected in parallel, uneven current distribution can be caused among all parallel branches due to conduction time difference, machining difference, forward voltage drop difference or different positions of a direct current bus and the like, so that the current sharing coefficient is reduced, the influence on the safe operation, loss and power supply output of the rectifier is large, and the use of people is not facilitated; in addition, the rectifying device has poor service performance, and certain adverse effect is brought to the use process of people.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-power rectifier adjusting device that flow equalizes.
In order to solve the technical problem, the high-power rectifier flow equalizing and adjusting device of the utility model comprises a rectifier, a detection device, an adjusting device, a central control device and a control and adjustment system, wherein the rectifier is electrically connected with the detection device; the detection device is electrically connected with the adjusting device; the detection device is electrically connected with the central control device; the central control device is electrically connected with the adjusting device; the adjusting device is provided with a control adjusting plate; the adjusting device is provided with a protective shell; a detachable heat dissipation cover is arranged on one side of the protective shell; the protective shell is connected with the detachable heat dissipation cover through a dismounting part; the interior of the protective shell is fixedly connected with an explosion-proof shell, an upper anti-interference layer, a lower anti-interference layer and a heat dissipation plate; the control and regulation system comprises a central intelligent analysis control unit, a detection unit and a regulation unit; the central intelligent analysis control unit is electrically connected with the detection unit and the adjusting unit respectively.
The output end of the central intelligent analysis control unit is electrically connected with the input ends of the detection unit and the regulation unit through a connecting wire and a connecting terminal; the detection unit is electrically connected with the adjusting unit.
The outer side of the adjusting device is fixedly connected with the inner side of the protective shell through a connecting block.
The explosion-proof shell, the upper anti-interference layer, the lower anti-interference layer and the heat dissipation plate are fixedly connected in a laminating mode.
The upper anti-interference layer and the lower anti-interference layer are made of ferrite and a fine metal mesh.
The heating panel is graphite alkene material.
Adopt the utility model discloses a high-power rectifier adjusting device that flow equalizes monitors the on-current of each component, through central intelligent control unit computational analysis, adjusts each component loop impedance, improves rectifier element coefficient of flow equalizing to prevent the local vibration that heavy current electric field, magnetic field are inhomogeneous to cause, generate heat, single component overload work when preventing the heavy current guarantees rectifier cabinet safe operation, improve equipment's stability can. Simple structure and convenient operation.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural diagram of the control and regulation system of the present invention;
fig. 3 is a schematic structural diagram of the inside of the protective casing of the present invention.
Detailed Description
The invention is described in detail below with reference to the following drawings and embodiments:
as shown in fig. 1, fig. 2 and fig. 3, the high-power rectifier current-sharing regulating device of the present invention includes a rectifier 1, a detecting device 2, a regulating device 3, a central control device 5 and a control regulating system. The structures of the rectifier, the detection device, the adjusting device and the central control device are all the prior art.
The rectifier is electrically connected with the detection device.
The detection device is electrically connected with the adjusting device.
The detection device is electrically connected with the central control device.
The central control device is electrically connected with the adjusting device.
The adjusting device is provided with a control adjusting plate 4.
The adjusting device is provided with a protective shell.
One side of the protective casing is provided with a detachable heat dissipation cover.
The protective shell is connected with the detachable heat dissipation cover through the dismounting piece.
The inside fixedly connected with explosion-proof shell 6 of protecting sheathing, upper anti-interference layer 7, lower floor anti-interference layer 8 and heating panel 9.
The control and regulation system comprises a central intelligent analysis control unit, a detection unit and a regulation unit. The central intelligent analysis control unit is electrically connected with the detection unit and the adjusting unit respectively. The structures of the central intelligent analysis control unit, the detection unit and the adjusting unit are all the prior art.
The output end of the central intelligent analysis control unit is electrically connected with the input ends of the detection unit and the adjusting unit through connecting wires and connecting terminals. The detection unit is electrically connected with the adjusting unit. Therefore, the current sharing coefficient of the rectifier element can be improved, so that local vibration and heating caused by uneven large-current electric field and magnetic field can be prevented, overload work of a single element during large current can be prevented, safe operation of the rectifier can be guaranteed, and the stability of equipment can be improved.
The outer side of the adjusting device is fixedly connected with the inner side of the protective shell through a connecting block.
The explosion-proof shell, the upper anti-interference layer, the lower anti-interference layer and the heat dissipation plate are fixedly connected in a laminating mode.
The working principle is as follows: when the rectifier is used, the detection device monitors the conduction current of each element in the rectifier, the conduction current is calculated and analyzed through the central control device, then the adjusting device adjusts the loop impedance of each element, the current-sharing coefficient of the rectifier elements is improved, so that local vibration and heating caused by uneven large-current electric field and magnetic field are prevented, overload work of a single element during large current is prevented, the safe operation of a rectifier cabinet body is guaranteed, and the stability of equipment is improved. Be provided with protecting sheathing in adjusting device's the outside, be convenient for protect adjusting device, protecting sheathing's the outside can be dismantled through the dismouting piece and be connected with removable heat exchanger, has the dirt-proof effect of fine heat dissipation, makes things convenient for the dismouting, and it is more convenient to wash, increases the radiating effect. The explosion-proof shell increases the protection effect of the protection shell and has good explosion-proof performance.
The upper anti-interference layer and the lower anti-interference layer are made of ferrite and fine metal mesh materials, and anti-interference operation is carried out on electromagnetism with different frequencies.
The heating panel adopts graphite alkene material, has fine radiating effect.
Claims (6)
1. The utility model provides a high-power rectifier adjusting device that flow equalizes, includes rectifier (1), detection device (2), adjusting device (3), central control device (5) and control governing system, its characterized in that: the rectifier is electrically connected with the detection device; the detection device is electrically connected with the adjusting device; the detection device is electrically connected with the central control device; the central control device is electrically connected with the adjusting device; the adjusting device is provided with a control adjusting plate (4); the adjusting device is provided with a protective shell; a detachable heat dissipation cover is arranged on one side of the protective shell; the protective shell is connected with the detachable heat dissipation cover through a dismounting part; an explosion-proof shell (6), an upper anti-interference layer (7), a lower anti-interference layer (8) and a heat dissipation plate (9) are fixedly connected inside the protective shell; the control and regulation system comprises a central intelligent analysis control unit, a detection unit and a regulation unit; the central intelligent analysis control unit is electrically connected with the detection unit and the adjusting unit respectively.
2. The high power rectifier current sharing regulation device of claim 1, wherein: the output end of the central intelligent analysis control unit is electrically connected with the input ends of the detection unit and the regulation unit through a connecting wire and a connecting terminal; the detection unit is electrically connected with the adjusting unit.
3. The high power rectifier current sharing regulation device of claim 1, wherein: the outer side of the adjusting device is fixedly connected with the inner side of the protective shell through a connecting block.
4. The high power rectifier current sharing regulation device of claim 1, wherein: the explosion-proof shell, the upper anti-interference layer, the lower anti-interference layer and the heat dissipation plate are fixedly connected in a laminating mode.
5. The high power rectifier current sharing regulation device of claim 1, wherein: the upper anti-interference layer and the lower anti-interference layer are made of ferrite and a fine metal mesh.
6. The high power rectifier current sharing regulation device of claim 1, wherein: the heating panel is graphite alkene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022774878.4U CN213817605U (en) | 2020-11-26 | 2020-11-26 | Current equalizing and adjusting device of high-power rectifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022774878.4U CN213817605U (en) | 2020-11-26 | 2020-11-26 | Current equalizing and adjusting device of high-power rectifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213817605U true CN213817605U (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022774878.4U Active CN213817605U (en) | 2020-11-26 | 2020-11-26 | Current equalizing and adjusting device of high-power rectifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213817605U (en) |
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2020
- 2020-11-26 CN CN202022774878.4U patent/CN213817605U/en active Active
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