CN103546022A - Industry and mining direct-current electric locomotive general power source - Google Patents
Industry and mining direct-current electric locomotive general power source Download PDFInfo
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- CN103546022A CN103546022A CN201310527376.3A CN201310527376A CN103546022A CN 103546022 A CN103546022 A CN 103546022A CN 201310527376 A CN201310527376 A CN 201310527376A CN 103546022 A CN103546022 A CN 103546022A
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Abstract
The invention relates to an industry and mining direct-current electric locomotive general power source comprising a 1500V direct-current power source, a precharge control circuit, a series capacitor set, an IGBT module unit, a transformer, a main control panel, a display control panel, a liquid crystal display and a key, wherein the display control panel, the liquid crystal display and the key are sequentially connected with the main control panel through a cable. The industry and mining direct-current electric locomotive general power source is characterized in that the transformer has two paths of output voltage; one path outputs the 60V voltage, the voltage is rectified through a rectifier diode module, the low-voltage 60V direct current voltage is produced after output filter inductance and output filter capacitance are filtered, and then the low-voltage 60V direct current voltage is output from an output terminal; the other path outputs the 400V voltage, the 400V voltage is rectified through the rectifier diode module and passes through a switching power source, and then 220V direct current-alternating voltage is produced and output from the output terminal. The industry and mining direct-current electric locomotive general power source has the advantages that the transformer of the power source has the two sets of output, one set is used for producing the 60V direct current source, and the other set is used for producing the 400V direct current and converting the 400V direct current into the 220V alternating current power source. The industry and mining direct-current electric locomotive general power source is simple and reliable in performance and solves the problems existing in the prior art.
Description
Technical field
The present invention relates to the full power supply of a kind of industrial and mineral continuous current locomotive, the full power supply of especially a kind of industrial and mineral continuous current locomotive.
Technical background
At present, in the enterprises such as large-scale metallurgical, mine, colliery, 1500V continuous current locomotive is its main transporting equipment, the low pressure electricity consumptions such as the control on locomotive, illumination are direct current 60V, there is no 220V AC power, cannot use conventional electrical equipment, be not easy to driver and conductor's work.For addressing this problem, on locomotive, increased an inverter, 60V direct voltage is boosted to after 400V direct voltage, then be transformed to 220V alternating voltage.Be that two cover power-supply systems have been installed on locomotive, a set of is direct current 1500V input, the output of 60V direct current, and another set of is the input of 60V direct current, and 220V exchanges output, and its shortcoming is system complex, and efficiency is low, poor reliability.
Summary of the invention
The object of this invention is to provide and can export 60V direct current and 220V alternating voltage simultaneously, solve well the full power supply of industrial and mineral continuous current locomotive of prior art problem.
The object of the present invention is achieved like this:
According to the full power supply of industrial and mineral continuous current locomotive of the present invention, comprise 1500 volts of DC power supply, the precharge control circuit being connected with 1500 volts of DC power supply, series capacitance group and IGBT modular unit, the transformer being connected with IGBT modular unit, the master board being connected with described IGBT modular unit, the display control board being connected with master board successively by communication cable, liquid crystal display and button, it is characterized in that described transformer Wei Er road output voltage, one tunnel output 60V voltage is through the rectification of rectifier diode module, output inductor, after output filter capacitor filtering, produce the direct voltage of low pressure 60V, from lead-out terminal, export, another road is exported 400 volts of voltages and is produced 220 volts of direct current-alternating voltages through the rectification of rectifier diode module and conversion electric power, from lead-out terminal, export.
Compared with prior art, advantage of the present invention is that the transformer of power supply has two groups of outputs, one group is used for producing 60V DC power supply, another group is used for producing 400V direct current, then be transformed to 220V AC power, its system is simple, dependable performance, can export 60V direct current and 220V alternating voltage simultaneously, solve well the problem that prior art exists.
Accompanying drawing explanation
Fig. 1 schematic block circuit diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing to the detailed description of the invention:
As shown in Figure 1, according to the full power supply of industrial and mineral continuous current locomotive of the present invention, comprise the precharge control circuit 1 being connected with 1500 volts of direct voltages, series capacitance group 2 and IGBT modular unit 3, the transformer 4 being connected with IGBT modular unit 3, the master board 8 being connected with described IGBT modular unit 3, the display control board 11 being connected with master board 8 successively by communication cable 10, liquid crystal display 12 and button 13, it is characterized in that described transformer 4 Wei Er road output voltages, one tunnel output 60V voltage is through 5 rectifications of rectifier diode module, output inductor 6, after output filter capacitor 7 filtering, produce the direct voltage of low pressure 60V, from lead-out terminal, export, another road is exported 400 volts of voltages and is produced 220 volts of direct current-alternating voltages through 9 rectifications of rectifier diode module and conversion electric power 14, from lead-out terminal, export.
Operation principle of the present invention is:
Adopt the full power supply of industrial and mineral continuous current locomotive of the present invention, produce two cover power supplys, a set of 1500VDC-60VDC conversion electric power, a set of 400VDC-220VAC conversion electric power, a set of liquid crystal display systems.Wherein, the chief component that 1500VDC-60VDC conversion electric power is full power supply, is transformed to 60V direct current the 1500V direct current of input.Direct current 1500V voltage enters from input terminal, and through 1 pair of series capacitance group 2 precharge of precharge control circuit, voltage, after 2 filtering of series capacitance group, is loop power supply.IGBT modular unit 3 is under the control of master board 8, DC power supply copped wave, be square wave alternating-current voltage, through transformer 4, produce the square wave alternating-current voltage of two-way low pressure, 60V mono-tunnel is through 5 rectifications of rectifier diode module, after filter inductance 6, filter capacitor 7 filtering, produce the direct voltage of low pressure 60V, from lead-out terminal, export.
400V Yi road, through rectifier diode module 9 rectifying and wave-filterings, produces the direct voltage of 400V, for 400VDC-220VAC conversion electric power 14, produces 220VAC and exports from lead-out terminal.Meanwhile, output voltage feeds back to master board 8, after data processing, by communication cable 10, is passed and is given display control board 11 data, by liquid crystal display 12, shows related data, and the relevant parameter of full power supply is set and associative operation is completed by button group 13.
Claims (1)
1. the full power supply of industrial and mineral continuous current locomotive, comprise 1500 volts of DC power supply, the precharge control circuits that 1500 volts of DC power supply connect therewith, series capacitance group and IGBT modular unit, the transformer being connected with IGBT modular unit, the master board being connected with described IGBT modular unit, the display control board being connected with master board successively by communication cable, liquid crystal display and button, it is characterized in that described transformer Wei Er road output voltage, one tunnel output 60V voltage is through the rectification of rectifier diode module, output inductor, after output filter capacitor filtering, produce the direct voltage of low pressure 60V, from lead-out terminal, export, another road is exported 400 volts of voltages and is produced 220 volts of direct current-alternating voltages through the rectification of rectifier diode module and conversion electric power, from lead-out terminal, export.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310527376.3A CN103546022A (en) | 2013-10-31 | 2013-10-31 | Industry and mining direct-current electric locomotive general power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310527376.3A CN103546022A (en) | 2013-10-31 | 2013-10-31 | Industry and mining direct-current electric locomotive general power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103546022A true CN103546022A (en) | 2014-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310527376.3A Pending CN103546022A (en) | 2013-10-31 | 2013-10-31 | Industry and mining direct-current electric locomotive general power source |
Country Status (1)
| Country | Link |
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| CN (1) | CN103546022A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105449999A (en) * | 2014-08-22 | 2016-03-30 | 中车大连电力牵引研发中心有限公司 | Light-rail train auxiliary power supply system |
| CN106877681A (en) * | 2017-02-17 | 2017-06-20 | 中南大学 | A kind of supply convertor and balance of flux adjusting method for Electronically Controlled Pneumatic Brake Systems |
| CN110071647A (en) * | 2019-04-01 | 2019-07-30 | 邓依诺 | A kind of middle school student's Experiment of Electrical Circuits power-supply system |
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| CN110071647A (en) * | 2019-04-01 | 2019-07-30 | 邓依诺 | A kind of middle school student's Experiment of Electrical Circuits power-supply system |
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Application publication date: 20140129 |