CN103856075A - Conversion module based on train auxiliary electrical system and train auxiliary electrical system - Google Patents
Conversion module based on train auxiliary electrical system and train auxiliary electrical system Download PDFInfo
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- CN103856075A CN103856075A CN201210508520.4A CN201210508520A CN103856075A CN 103856075 A CN103856075 A CN 103856075A CN 201210508520 A CN201210508520 A CN 201210508520A CN 103856075 A CN103856075 A CN 103856075A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
Abstract
The invention provides a conversion module based on a train auxiliary electrical system and the train auxiliary electrical system. The conversion module is arranged in the train auxiliary electrical system and comprises an input unit, an alternating current-to-direct current conversion unit and an output unit, wherein the input unit is used for inputting alternating-current electrical signals provided by the train auxiliary electrical system, the alternating current-to-direct current conversion unit is used for converting the alternating-current electrical signals into direct-current electrical signals and inputting the direct-current electrical signals to the output unit, and the output unit is used for outputting the direct-current electrical signals to at least one function module in the train auxiliary electrical system to provide a working power source for the function module. According to the conversion module based on the train auxiliary electrical system and the train auxiliary electrical system, the alternating-current electrical signals provided by an auxiliary power source of the train auxiliary electrical system are converted into the direct-current electrical signals, the direct-current electrical signals are output to the function module to serve as the working power source of the function module, interference caused by the fact that electrical signals are transmitted through a lead is reduced, and the stability of the electrical signals is improved.
Description
Technical field
The present invention relates to train auxiliary system, relate in particular to a kind of modular converter and train auxiliary electrical system based on train auxiliary electrical system.
Background technology
Train auxiliary electrical system is mainly made up of accessory power supply, charger, assistant load and corresponding control circuit etc.Wherein, control circuit comprises various command signals, electric current and voltage guard signal, state feedback signal etc., and these signals are the signal of telecommunication or light signal; in the time that signal format is inconsistent; just signal need to be transformed and become identical form and transmit, otherwise, cannot communication between each several part.For example Auxiliary Control Element (Auxiliary Control Unit, being called for short ACU) instruction of sending is the signal of telecommunication, and the signal that driver module receives is light signal, this carries out Coordination Treatment with regard to a kind of signal conversion module of needs, ensure normal communication, but signal conversion module and driver module all need DC power supply could normally to work as working power, and train auxiliary electrical system itself can only provide the high-frequency ac pulse power.
In prior art, in order to ensure that signal conversion module and driver module can normally work, normally provide the working power of DC power supply as signal conversion module and driver module by train auxiliary electrical system outside.
But, in prior art, there is following defect: the lead-in wire of the DC power supply being provided by outside is longer, cause the signal of telecommunication of transmission in lead-in wire to be easily interfered, unstable.
Summary of the invention
The invention provides a kind of modular converter and train auxiliary electrical system based on train auxiliary electrical system, in order to the unsettled problem of the signal of telecommunication of transmitting in the lead-in wire of the DC power supply being provided by outside existing in prior art to be provided.
On the one hand, the invention provides a kind of modular converter based on train auxiliary electrical system, described modular converter is arranged in described train auxiliary electrical system, and described modular converter comprises: input unit, interchange turn DC conversion unit and output unit, wherein:
Described input unit, the ac signal providing for inputting the accessory power supply of described train auxiliary electrical system;
Described interchange turns DC conversion unit, for the described ac signal of described input unit input is converted to the first DC signal, and described the first DC signal is inputed to described output unit;
Described output unit, for described the first DC signal being exported to at least one functional module of described train auxiliary electrical system, thinks that described at least one functional module provides working power.
On the other hand, the invention provides a kind of train auxiliary electrical system, comprise the modular converter based on train auxiliary electrical system as above, also comprise at least one functional module;
Described functional module, for receiving the first DC signal of described modular converter output and as working power.
Modular converter and train auxiliary electrical system based on train auxiliary electrical system provided by the invention, the ac signal that the accessory power supply of train auxiliary electrical system itself is provided is converted to DC signal, and export functional module to as its working power, reduce the interference of lead-in wire transmission of electric signals, improved the stability of the signal of telecommunication.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of modular converter based on train auxiliary electrical system provided by the invention;
Fig. 2 is the structural representation of another embodiment of modular converter based on train auxiliary electrical system provided by the invention;
Fig. 3 is the circuit diagram of a kind of implementation method of modular converter based on train auxiliary electrical system embodiment illustrated in fig. 2;
Fig. 4 is the structural representation of another embodiment of modular converter based on train auxiliary electrical system provided by the invention;
Fig. 5 is the circuit diagram of a kind of implementation method of the first DC-DC converting unit in embodiment illustrated in fig. 4;
Fig. 6 is the structural representation of another embodiment of modular converter based on train auxiliary electrical system provided by the invention;
Fig. 7 is the circuit diagram of a kind of implementation method of the second DC-DC converting unit in embodiment illustrated in fig. 6;
Fig. 8 is the structural representation of another embodiment of modular converter based on train auxiliary electrical system provided by the invention;
Fig. 9 is the circuit diagram of a kind of implementation method of photoelectric conversion unit in embodiment illustrated in fig. 8;
Figure 10 is the structural representation of another embodiment of modular converter based on train auxiliary electrical system provided by the invention;
Figure 11 is the circuit diagram of a kind of implementation method of electrooptic switching element in embodiment illustrated in fig. 10.
Embodiment
Below by specific embodiment and accompanying drawing, technical scheme of the present invention is described in further detail.
Fig. 1 is the structural representation of the embodiment of modular converter based on train auxiliary electrical system provided by the invention.This modular converter is arranged in train auxiliary electrical system, and as shown in Figure 1, this modular converter can comprise: input unit 11, interchange turn DC conversion unit 12 and output unit 13, wherein:
Interchange turns DC conversion unit 12, is converted to the first DC signal for the ac signal that input unit 11 is inputted, and the first DC signal is inputed to output unit 13;
Concrete, train auxiliary electrical system is mainly by accessory power supply, charger, the compositions such as assistant load and corresponding control circuit, wherein the accessory power supply of system itself can provide the high-frequency ac signal of telecommunication, partial function module (for example driver module in system, signal conversion module etc.) need DC signal could normally to work as working power, therefore, modular converter based on train auxiliary electrical system provided by the invention, the high-frequency ac signal of telecommunication that the accessory power supply of train auxiliary electrical system itself can be provided is converted to the required DC signal of above-mentioned functions module, guarantee above-mentioned functions module is normally worked.
Concrete, interchange turns the ac signal that DC conversion unit 12 can be inputted input unit 11, this ac signal is generally 24V alternating current, be converted to the DC signal of 24V, 15V or 5V, output unit 13 can be exported to above-mentioned DC signal at least one functional module in train auxiliary electrical system, this functional module can be any one in the train auxiliary electrical system functional module using DC signal as working power, for example: signal conversion module, driver module etc.
The modular converter based on train auxiliary electrical system that the present embodiment provides, turn DC conversion unit 12 by interchange, the ac signal that the accessory power supply of the train auxiliary electrical system that input unit 11 is inputted itself provides is converted to DC signal, and export this DC signal to functional module as its working power by output unit 13, reduce the interference of lead-in wire transmission of electric signals, improved the stability of the signal of telecommunication.
Fig. 2 is the structural representation of another embodiment of modular converter based on train auxiliary electrical system provided by the invention.As shown in Figure 2, the embodiment of the present embodiment based on shown in Fig. 1, provides and has exchanged a kind of feasible structure that turns DC conversion unit 12, can comprise: rectification circuit 21, the first Transient Voltage Suppressor 22 and the first filter circuit 23, wherein:
The first Transient Voltage Suppressor 22, remains on setting range for the voltage of the signal of telecommunication that rectification circuit 21 is exported;
The first filter circuit 23, carries out filtering processing for the signal of telecommunication that the first Transient Voltage Suppressor 22 is exported, and obtains the first DC signal.
Fig. 3 is the circuit diagram of a kind of implementation method of modular converter based on train auxiliary electrical system embodiment illustrated in fig. 2.As shown in Figure 3, provide ± 24V high frequency of the accessory power supply of train auxiliary electrical system (35kHz) ac signal itself is by four rectifier diode D1, D2, the rectification circuit 21 of D3 and D4 composition carries out rectification, obtain 24V DC signal, again at two-way the first Transient Voltage Suppressor D8 of the output of rectification circuit 21 26V in parallel, the direct voltage that ensures output remains on 24V left and right, object is when provide ± 24V of accessory power supply (35kHz) the high-frequency alternating current sign mutation of train auxiliary electrical system itself is provided, other parts of protection modular converter are not damaged, again by five electrochemical capacitor C1, C2, C3, C4 and C5, five low inductance coupling high capacitor C 9, C10, C11, C12 and C13, and the first filter circuit 23 of choke L1 composition carries out filtering processing, the 24V DC signal that offers functional module (for example driver module) of guaranteeing output is to stablize low ripple, assurance function module is worked safely and reliably.Simultaneously, the 24V DC signal correctness of intuitive judgment output after the first filter circuit 23 filtering are processed during for the ease of debugging, can be at an output divider resistance R12 of series connection and a LED 1 of 24V DC signal, the bright 24V DC signal of LED1 lamp is normal, otherwise undesired.
The modular converter based on train auxiliary electrical system that the present embodiment provides, turn the rectification circuit 21 in DC conversion unit 12 by interchange, the ac signal that the accessory power supply of the train auxiliary electrical system that input unit 11 is inputted itself provides is converted to DC signal, turn the first Transient Voltage Suppressor 22 in DC conversion unit 12 by interchange again, and the filtering processing of the first filter circuit 23, obtain stablizing the DC signal of low ripple, and export this DC signal to functional module as its working power by output unit 13, reduce the interference of lead-in wire transmission of electric signals, improve the stability of the signal of telecommunication.
Fig. 4 is the structural representation of another embodiment of modular converter based on train auxiliary electrical system provided by the invention.As shown in Figure 4, the embodiment of the present embodiment based on shown in Fig. 1 or Fig. 2, Fig. 1 or the modular converter based on train auxiliary electrical system embodiment illustrated in fig. 2 can also comprise: the first DC-DC converting unit 41;
The first DC-DC converting unit 41, for turning the first DC signal that DC conversion unit 12 exports and carry out step-down processing exchanging, obtains the second DC signal, and the second DC signal is inputed to output unit 13;
Accordingly, output unit 13, also exports at least one functional module of train auxiliary electrical system to for the second DC signal that the first DC-DC converting unit 41 is exported, think that at least one functional module provides working power.
Further, the first DC-DC converting unit 41 can comprise: insulating power supply module 42, the second filter circuit 43 and the second Transient Voltage Suppressor 44, wherein:
Insulating power supply module 42, for turning the first DC signal that DC conversion unit 12 exports and isolate and step-down processing exchanging;
The second filter circuit 43, carries out filtering processing for the signal of telecommunication that insulating power supply module 42 is exported;
The second Transient Voltage Suppressor 44, remains on setting range for the voltage of the signal of telecommunication that described the second filter circuit 43 is exported, obtains the second DC signal.
Further, exchange and turn the fast recovery diode 45 of connecting between the positive pole of the first DC signal that DC conversion unit 12 exports and the input of insulating power supply module 42, connect instead with the both positive and negative polarity that prevents the first DC signal.
Fig. 5 is the circuit diagram of a kind of implementation method of the first DC-DC converting unit in embodiment illustrated in fig. 4.As shown in Figure 5, the fast recovery diode D5 that connects between the positive pole of 24V DC signal and the input of insulating power supply module U5, to prevent that the both positive and negative polarity of 24V DC signal from connecing instead, burns out insulating power supply module U5; An all right low inductance coupling high capacitor C 14 in parallel between the input of U5, elimination high frequency ripple, the bidirectional transient voltage suppressor D10 of a 26V simultaneously in parallel, makes the input voltage of insulating power supply module U5 be limited to 24V left and right, protective separation power module U5; Insulating power supply module U5 is for isolating and step-down 24V DC signal, obtain the 15V DC signal of isolation, form the second filter circuit 43 for filtering in an output electrochemical capacitor C6 in parallel and a low inductance coupling high capacitor C 15 of insulating power supply module U5 again, at two-way the second Transient Voltage Suppressor D11 of the output of the second filter circuit 43 16V in parallel, ensure that the direct voltage that offers functional module (for example signal conversion module) of output remains on 15V left and right again.Simultaneously, the 15V DC signal correctness of intuitive judgment output during for the ease of debugging, can be at an output divider resistance R14 of series connection and a LED 2 of 15V DC signal, the bright expression of LED2 lamp 15V DC signal is normal, otherwise undesired.
The modular converter based on train auxiliary electrical system that the present embodiment provides, turn DC conversion unit 12 by interchange, the ac signal that the accessory power supply of the train auxiliary electrical system that input unit 11 is inputted itself provides is converted to DC signal, be another road DC signal by the first DC-DC converting unit 41 by DC signal step-down again, and export two-way DC signal to functional module as its working power by output unit 13, reduce the interference of lead-in wire transmission of electric signals, improved the stability of the signal of telecommunication.
Fig. 6 is the structural representation of another embodiment of modular converter based on train auxiliary electrical system provided by the invention.As shown in Figure 6, the embodiment of the present embodiment based on shown in Fig. 4, the modular converter based on train auxiliary electrical system embodiment illustrated in fig. 4 can also comprise: the second DC-DC converting unit 61;
The second DC-DC converting unit 61, carries out step-down processing for the second DC signal that the first DC-DC converting unit 41 is exported, and obtains the 3rd DC signal, and the 3rd DC signal is inputed to output unit 13;
Accordingly, output unit 13, also exports at least one functional module of train auxiliary electrical system to for the 3rd DC signal that the second DC-DC converting unit 61 is exported, think that at least one functional module provides working power.
Further, the second DC-DC converting unit 61 can comprise: the three terminal regulator 62 that the positive pole of the second DC signal of exporting with the first DC-DC converting unit 41 is connected, at least one first resistance 63 that the negative pole of the second DC signal of exporting with the first DC-DC converting unit 41 respectively and the adjustment end of three terminal regulator 62 are connected, at least one second resistance 64 being connected with the output of three terminal regulator 62 and the adjustment end of three terminal regulator 62 respectively.
Three terminal regulator 62 for, change the voltage of the 3rd DC signal that three terminal regulator 62 exports by the change in resistance of at least one the first resistance 63 and at least one the second resistance 64.
Fig. 7 is the circuit diagram of a kind of implementation method of the second DC-DC converting unit in embodiment illustrated in fig. 6.As shown in Figure 7, the input of the positive pole of 15V DC signal and three terminal regulator U1 is connected by current-limiting resistance R1, the input of three terminal regulator U1 and adjust between end and can also parallel connection an electrochemical capacitor C7 and an inductance coupling high capacitor C 16 to form filter circuit and carry out filtering, two first resistance R 3 of negative pole series connection of 15V DC signal, after R4, be connected with the adjustment end of three terminal regulator U1, second resistance R 2 in parallel between the output of three terminal regulator U1 and adjustment end, by adjusting resistance R2, R3, the resistance of R4 can change the output voltage of three terminal regulator U1, select suitable resistance, make three terminal regulator U1 output 5V DC signal, output at 5V DC signal can also carry out voltage stabilizing by an electrochemical capacitor C8 in parallel, ensure the high-quality 5V DC signal of stable output, offer functional module (for example signal conversion module) as working power.Simultaneously, the 5V DC signal correctness of intuitive judgment output during for the ease of debugging, can be at an output divider resistance R13 of series connection and a LED 3 of 5V DC signal, the bright expression of LED3 lamp 5V DC signal is normal, otherwise undesired.
The modular converter based on train auxiliary electrical system that the present embodiment provides, turn DC conversion unit 12 by interchange, the ac signal that the accessory power supply of the train auxiliary electrical system that input unit 11 is inputted itself provides is converted to DC signal, be another road DC signal by the first DC-DC converting unit 41 by DC signal step-down again, by the second DC-DC converting unit 61 by the DC signal after step-down again step-down be another road DC signal, and export the multi-channel DC signal of telecommunication to functional module as its working power by output unit 13, reduce the interference of lead-in wire transmission of electric signals, improve the stability of the signal of telecommunication.
Fig. 8 is the structural representation of another embodiment of modular converter based on train auxiliary electrical system provided by the invention.As shown in Figure 8, the embodiment of the present embodiment based on shown in Fig. 6, the modular converter based on train auxiliary electrical system embodiment illustrated in fig. 6 can also comprise: the photoelectric conversion unit 81 that light signal is converted to the signal of telecommunication;
Fig. 9 is the circuit diagram of a kind of implementation method of photoelectric conversion unit in embodiment illustrated in fig. 8.As shown in Figure 9, photoelectric conversion unit 81 can be by optical receiver U3, resistance R 9, R10 and R11, diode D6, low inductance coupling high capacitor C 18, C19 and C20, integrated circuit U4A and U4B, and lead-out terminal 1,2,3 and 4 compositions.Wherein resistance R 9 is pull-up resistor, and RE15V, RE5V and RE0V are respectively the input port of positive pole, the positive pole of 5V DC signal and the negative pole of two-way DC signal of 15V DC signal, and resistance R 10 and R11 are current-limiting resistance, prevent that in circuit, electric current is excessive.The light signal (for example state feedback signal of driver module input) of optical receiver U3 receiving module input, and make to produce the signal of telecommunication that waveform is contrary between lead-out terminal 1 and 2 by a series of circuit, realize the conversion of light signal to the signal of telecommunication.The signal of telecommunication can input to functional module (for example Auxiliary Control Element ACU), realizes the signal transmission between the functional module of unlike signal form (light signal or the signal of telecommunication).For example, in order to meet the requirement of the electrical signal levels height of functional module (Auxiliary Control Element ACU) to input, can four terminals 1,2,3 and 4 be set at the output of photoelectric conversion unit, the connected mode arranging according to actual needs between four terminals 1,2,3 and 4 realizes different level.
The modular converter based on train auxiliary electrical system that the present embodiment provides, turn DC conversion unit 12 by interchange, the ac signal that the accessory power supply of the train auxiliary electrical system that input unit 11 is inputted itself provides is converted to DC signal, be another road DC signal by the first DC-DC converting unit 41 by DC signal step-down again, by the second DC-DC converting unit 61 by the DC signal after step-down again step-down be another road DC signal, and export the multi-channel DC signal of telecommunication to photoelectric conversion unit 81 as its working power by output unit 13, reduce the interference of lead-in wire transmission of electric signals, improve the stability of the signal of telecommunication.
Figure 10 is the structural representation of another embodiment of modular converter based on train auxiliary electrical system provided by the invention.As shown in figure 10, the present embodiment is based on the various embodiments described above, and the modular converter based on train auxiliary electrical system of the various embodiments described above can also comprise: the electrooptic switching element 91 that converts electrical signals to light signal;
Figure 11 is the circuit diagram of a kind of implementation method of electrooptic switching element in embodiment illustrated in fig. 10.As shown in figure 11, electrooptic switching element 91 can be by resistance R 5, R6, R7 and R8, low inductance coupling high capacitor C 17, Zener diode D12 and D13, diode D7, and optical transmitter U2 composition.Wherein resistance R 5 and R8 are protective resistance; while preventing short circuit, each device in circuit is exerted an influence; resistance R 6 and R7 are current-limiting resistance; prevent that in circuit, electric current is excessive; low inductance coupling high capacitor C 17 is for filtering; Zener diode D12 and D13 are for voltage stabilizing, and diode D7 has ensured the one-way conduction of the input difference signal of telecommunication.The signal of telecommunication (for example command signal of Auxiliary Control Element ACU input) of functional module input makes output optical transmitter U2 output optical signal by a series of circuit, realizes the conversion of the signal of telecommunication to light signal.Light signal can input to functional module (for example driver module) as working power, realizes the signal transmission between the functional module of unlike signal form (light signal or the signal of telecommunication).
The modular converter based on train auxiliary electrical system that the present embodiment provides, the ac signal that is turned the accessory power supply of the train auxiliary electrical system that DC conversion unit 12 inputs input unit 11 itself and provided by interchange is converted to DC signal, and export DC signal to functional module as its working power by output unit 13, reduce the interference of lead-in wire transmission of electric signals, improved the stability of the signal of telecommunication.
It should be noted that, above-mentioned optical receiver 82 in embodiment illustrated in fig. 8 and embodiment illustrated in fig. 10 in optical transmitter 93 can adopt novel optical receiver and optical transmitter, make photoelectric conversion unit 81 and electrooptic switching element 91 under ultralow temperature or superhigh temperature (40 DEG C to+85 DEG C) environment, still can the highly reliable operation of low-power consumption, ensure the correctness of signal transmission.
It should be noted that, each input of the modular converter based on train auxiliary electrical system of the various embodiments described above can be connected with each functional module by the pin of connector with output.
Finally it should be noted that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. the modular converter based on train auxiliary electrical system, is characterized in that, described modular converter is arranged in described train auxiliary electrical system, and described modular converter comprises: input unit, interchange turn DC conversion unit and output unit, wherein:
Described input unit, the ac signal providing for inputting the accessory power supply of described train auxiliary electrical system;
Described interchange turns DC conversion unit, for the described ac signal of described input unit input is converted to the first DC signal, and described the first DC signal is inputed to described output unit;
Described output unit, for described the first DC signal being exported to at least one functional module of described train auxiliary electrical system, thinks that described at least one functional module provides working power.
2. the modular converter based on train auxiliary electrical system according to claim 1, is characterized in that, described interchange turns DC conversion unit and comprises: rectification circuit, the first Transient Voltage Suppressor and the first filter circuit, wherein:
Described rectification circuit, for exchanging and turn direct current conversion the described ac signal of described input unit input;
Described the first Transient Voltage Suppressor, for remaining on setting range by the voltage of the signal of telecommunication of described rectification circuit output;
Described the first filter circuit, for the signal of telecommunication of described the first Transient Voltage Suppressor output is carried out to filtering processing, obtains described the first DC signal.
3. the modular converter based on train auxiliary electrical system according to claim 1 and 2, is characterized in that, described modular converter also comprises: the first DC-DC converting unit;
Described the first DC-DC converting unit, carries out step-down processing for described the first DC signal that described interchange is turned to DC conversion unit output, obtains the second DC signal, and described the second DC signal is inputed to described output unit;
Described output unit, also for described the second DC signal being exported to at least one functional module of described train auxiliary electrical system, thinks that described at least one functional module provides working power.
4. the modular converter based on train auxiliary electrical system according to claim 3, it is characterized in that, described the first DC-DC converting unit comprises: insulating power supply module, the second filter circuit and the second Transient Voltage Suppressor, wherein: described insulating power supply module, isolate and step-down processing for described the first DC signal that described interchange is turned to DC conversion unit output;
Described the second filter circuit, for carrying out filtering processing to the signal of telecommunication of described insulating power supply module output;
Described the second Transient Voltage Suppressor, for the voltage of the signal of telecommunication of described the second filter circuit output is remained on to setting range, obtains described the second DC signal.
5. the modular converter based on train auxiliary electrical system according to claim 4, it is characterized in that, described interchange turns the fast recovery diode of connecting between the input of anodal and described insulating power supply module of described first DC signal of DC conversion unit output, connects instead with the both positive and negative polarity that prevents described the first DC signal.
6. according to the modular converter based on train auxiliary electrical system described in claim 4 or 5, it is characterized in that, described modular converter also comprises: the second DC-DC converting unit;
Described the second DC-DC converting unit, for the second DC signal of described the first DC-DC converting unit output is carried out to step-down processing, obtains the 3rd DC signal, and described the 3rd DC signal is inputed to described output unit;
Described output unit, also for described the 3rd DC signal being exported to at least one functional module of described train auxiliary electrical system, thinks that described at least one functional module provides working power.
7. the modular converter based on train auxiliary electrical system according to claim 6, it is characterized in that, described the second DC-DC converting unit comprises: the three terminal regulator that the positive pole of described the second DC signal of exporting with described the first DC-DC converting unit is connected, at least one first resistance being connected with the negative pole of the second DC signal and the adjustment end of described three terminal regulator of described the first DC-DC converting unit output respectively, at least one second resistance being connected with the output of described three terminal regulator and the adjustment end of described three terminal regulator respectively,
Described three terminal regulator is used for, and changes the voltage of described the 3rd DC signal of described three terminal regulator output by the change in resistance of described at least one first resistance and described at least one the second resistance.
8. the modular converter based on train auxiliary electrical system according to claim 7, is characterized in that, described modular converter also comprises: the photoelectric conversion unit that light signal is converted to the signal of telecommunication;
Described photoelectric conversion unit receives described light signal by optical receiver, exports the described signal of telecommunication by electric output unit;
Described photoelectric conversion unit, for receiving described the second DC signal and described the 3rd DC signal of described output unit output, and as working power.
9. according to the modular converter based on train auxiliary electrical system described in claim 1-2,4-5 or 7-8 any one, it is characterized in that, described modular converter also comprises: the electrooptic switching element that converts electrical signals to light signal;
Described electrooptic switching element is inputted the described signal of telecommunication by electric input unit, exports described light signal by optical transmitter.
10. a train auxiliary electrical system, is characterized in that, comprises the modular converter based on train auxiliary electrical system as described in claim 1-9 any one, also comprises at least one functional module;
Described functional module, for receiving the first DC signal of described modular converter output and as working power.
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| CN201210508520.4A CN103856075A (en) | 2012-12-03 | 2012-12-03 | Conversion module based on train auxiliary electrical system and train auxiliary electrical system |
| PCT/CN2012/087616 WO2014086069A1 (en) | 2012-12-03 | 2012-12-27 | Conversion module based on train auxiliary electrical system and train auxiliary electrical system |
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| CN201210508520.4A CN103856075A (en) | 2012-12-03 | 2012-12-03 | Conversion module based on train auxiliary electrical system and train auxiliary electrical system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834834A (en) * | 2017-11-06 | 2018-03-23 | 湖北三江航天万峰科技发展有限公司 | A kind of power tube drive device with power-down protection |
| CN108448663A (en) * | 2018-02-09 | 2018-08-24 | 广州泓泉能源科技有限公司 | A kind of pure direct-flow storage battery Electrical Discharge Machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1717346A (en) * | 2004-01-29 | 2006-01-04 | 三菱电机株式会社 | Auxiliary power supply for vehicle |
| CN101006636A (en) * | 2004-08-26 | 2007-07-25 | Abb瑞士有限公司 | Device for feeding auxiliary operating devices for a fuel electric vehicle |
| CN202159281U (en) * | 2011-06-22 | 2012-03-07 | 苏州合欣美电子科技有限公司 | Linear voltage-adjusting circuit |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200947551Y (en) * | 2006-08-23 | 2007-09-12 | 中国人民解放军总装备部汽车试验场 | Vehicle-mounted power management system |
| CN201829994U (en) * | 2010-08-24 | 2011-05-11 | 深圳市晖谱能源科技有限公司 | Power-supply system of railway locomotive |
| CN201904639U (en) * | 2010-11-30 | 2011-07-20 | 南车株洲电力机车有限公司 | Charging device in garage of double-source controlled electrical locomotive |
-
2012
- 2012-12-03 CN CN201210508520.4A patent/CN103856075A/en active Pending
- 2012-12-27 WO PCT/CN2012/087616 patent/WO2014086069A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1717346A (en) * | 2004-01-29 | 2006-01-04 | 三菱电机株式会社 | Auxiliary power supply for vehicle |
| CN101006636A (en) * | 2004-08-26 | 2007-07-25 | Abb瑞士有限公司 | Device for feeding auxiliary operating devices for a fuel electric vehicle |
| CN202159281U (en) * | 2011-06-22 | 2012-03-07 | 苏州合欣美电子科技有限公司 | Linear voltage-adjusting circuit |
Non-Patent Citations (1)
| Title |
|---|
| 王骥等: "《模拟电路分析》", 31 July 2012 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834834A (en) * | 2017-11-06 | 2018-03-23 | 湖北三江航天万峰科技发展有限公司 | A kind of power tube drive device with power-down protection |
| CN108448663A (en) * | 2018-02-09 | 2018-08-24 | 广州泓泉能源科技有限公司 | A kind of pure direct-flow storage battery Electrical Discharge Machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014086069A1 (en) | 2014-06-12 |
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Application publication date: 20140611 |