CN108206624A - The portable two kinds of voltage emergency power supplies of trolley coach and load automatic testing method - Google Patents
The portable two kinds of voltage emergency power supplies of trolley coach and load automatic testing method Download PDFInfo
- Publication number
- CN108206624A CN108206624A CN201810010763.2A CN201810010763A CN108206624A CN 108206624 A CN108206624 A CN 108206624A CN 201810010763 A CN201810010763 A CN 201810010763A CN 108206624 A CN108206624 A CN 108206624A
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- phase
- terminals
- inverter
- signal generator
- emergency power
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Classifications
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc
Abstract
A kind of portable two kinds of voltage emergency power supplies of trolley coach and load automatic testing method, belong to portable emergency supply convertor and automatic testing method.The input termination DC600V power supplys of the inverter of the emergency power supply, the output terminal of inverter is three output terminals；The input terminal of load sensor and the three of inverter output terminals connect, and the output terminal of load sensor and the input terminal of master controller connect, and the output terminal of master controller is connected by the control terminal of driver and inverter.Method：Emergency power supply unit is after automatic detection, and according to the load that output terminal accesses, directly individually the twin voltage grade of output 50Hz AC380V three phase mains or direct current DC110V export.Advantage：The function of the i.e. compatible 2 former convertor equipments of emergency power supply unit one；Without artificially switching, supply unit can judge output voltage grade automatically according to the mode of connection of outlet side and start automatically output voltage grade；Working efficiency is improved, reduces the type of vehicle stand-by power supply, improves the continuity of power supply.
Description
Technical field
The present invention relates to a kind of portable emergency supply convertor, the portable two kinds of voltage of particularly a kind of trolley coach
Emergency power supply.
Background technology
At present, used electrical source of power is to be become by DC600V electric power systems using centrally connected power supply, dispersion on trolley coach
The mode of stream provides, i.e., locomotive, which is concentrated, provides DC600V power supplys, and car carries out disperse conversion；Convertor equipment provides locomotive
DC600V is reverse into three-phase 50Hz AC380V and DC600V is transformed into two kinds of voltage class power supplys of DC110V, wherein three-phase
The threephase loads such as 50Hz AC380V power supplys supply air-conditioner set use；DC110V power supplys are for charging a battery, illuminating and powering
The DC110V such as control loads use.
When convertor equipment breaks down, to ensure the continuity of power supply, need Portable train power supply replacing event at this time
Hinder convertor equipment, because convertor equipment is there are two types of the output of voltage class, therefore train must also be equipped with two kinds of Portable train electricity
Source, each Portable train power supply can only export a kind of power supply of voltage class, and output voltage grade does not have interchangeability.
Invention content
The invention aims to provide a kind of trolley coach portable two kinds of voltage emergency power supplies, solve a kind of portable
Formula train power supply can only export a kind of power supply of voltage class, and output voltage grade does not have the problem of interchangeability.
The object of the present invention is achieved like this：The present invention includes：Portable two kinds of voltage emergency power supplies and its two kinds are negative
It carries voltage and detects method of supplying power to automatically.
The emergency power supply includes：Inverter, load sensor, master controller and driver；The input termination of inverter
DC600V power supplys, the output terminal of inverter is three output terminals；The input terminal of load sensor and the three of inverter output terminals
The input terminal of connection, the output terminal of load sensor and master controller connects, the output terminal of master controller by driver with it is inverse
Become the control terminal connection of device.
The master controller includes：Inspection pulse signal generator, single-phase DC trigger signal generator and three are intersecting
Flow trigger signal generator.
The inverter includes：5 wire connection terminals and 6 IGBT, 6 IGBT are overlapped to form three-phase bridge circuit, wherein
Two wire connection terminals are the input terminal of three-phase bridge circuit, and three wire connection terminals are the output terminal of three-phase bridge circuit.
The driver is overlapped to form the driver of three-phase bridge circuit for 6 IGBT.
The load sensor is current sensor.
Two kinds of load voltages detect method of supplying power to automatically：
Emergency power supply unit outlet side is there are three binding post, respectively 1# terminals, 2# terminals and 3# terminals, in three outputs
End is connected with load sensor；The input side of supply unit has two binding posts, respectively 5# terminals and 6# terminals, in 5# terminals
And 6# terminals meet input power DC600V+ and input power DC600V- respectively；It is powered by DC600V power supplys.
After the power is turned on, inspection pulse signal generator sends out inspection pulse signal, inspection arteries and veins to emergency power supply unit to driver
Rushing signal, each phase carries out triggering and conducting to three-phase output end, each phase output terminal is detected, until detecting output terminal
Until having current feedback signal；Single-phase DC trigger signal generator and three-phase alternating current trigger signal generator are stopped.
When detecting that three-phase output end has current feedback signal, that is, there are 50Hz AC380V threephase loads to be coupled with
On three terminals, 1# terminals, 2# terminals, 3# terminals are followed successively by the A phase, B phase, C phase of three-phase, inspection pulse signal generator and list
Phase DC trigger signal generator is stopped, and three-phase alternating current trigger signal generator sends out three-phase 50Hz AC380V triggering letters
Number, inverter is driven by driver, inverter accordingly exports three-phase 50Hz AC380V power supplys, powers for threephase load.
When the 1# terminals and 2# terminals that detect three-phase output end have current feedback signal, that is, there are DC110V loads to connect
Enter to 1# terminals and 2# terminals, 1# terminals are DC110V+, and 2# terminals are DC110V-；Inspection pulse signal generator and three intersects
Stream trigger signal generator is stopped, single-phase DC trigger signal generator；DC110V trigger signals are sent out, pass through driver
Inverter is driven, inverter accordingly exports DC110V power supplys, is DC110V load supplyings.
Emergency power supply unit directly individually exports 50Hz AC380V after automatic detection, according to the load that output terminal accesses
The twin voltage grade of three phase mains or direct current DC110V export.
Advantageous effect, as a result of said program, the i.e. compatible 2 former convertor equipments of the emergency power supply unit one
Function, and output voltage grade, without artificially switching, supply unit can judge output electricity automatically according to the mode of connection of outlet side
Pressure grade simultaneously starts corresponding output voltage automatically.It avoids when a fault has occurred because of the voltage class of indeterminate fault equipment
And two kinds of convertor equipments is needed all to need to take the trouble at scene to.Working efficiency is improved, reduces the quantity of vehicle stand-by power supply, is improved
The continuity of power supply.
A kind of power supply of voltage class can only be exported by solving a kind of Portable train power supply, and output voltage grade does not have
The problem of interchangeability, has reached the purpose of the present invention.
Advantage：
1st, the function of the i.e. compatible 2 former convertor equipments of emergency power supply unit of the invention one；
2nd, without artificially switching, supply unit can judge to export output voltage grade automatically according to the mode of connection of outlet side
Voltage class simultaneously starts automatically；
3rd, avoid needs two kinds of convertor equipments all to need band due to the voltage class of indeterminate fault equipment when a fault has occurred
To scene.
4th, working efficiency is improved, reduces the type of vehicle stand-by power supply, improves the continuity of power supply.
Description of the drawings
Fig. 1 is the structure chart of the present invention.
Fig. 2 is the main controller structure chart of the present invention.
Fig. 3 is the major loop topology diagram of inverter of the present invention.
Specific embodiment
Embodiment 1：The present invention includes portable two kinds of voltage emergency power supplies and its two kinds of load voltages detect power supply automatically
Method；
The emergency power supply includes：Inverter, load sensor, master controller and driver；The input termination of inverter
DC600V power supplys, the output terminal of inverter is three output terminals；The input terminal of load sensor and the three of inverter output terminals
The input terminal of connection, the output terminal of load sensor and master controller connects, the output terminal of master controller by driver with it is inverse
Become the control terminal connection of device.
The master controller includes：Inspection pulse signal generator, single-phase DC trigger signal generator and three are intersecting
Flow trigger signal generator；Its inspection pulse signal generator, single-phase DC trigger signal generator and three-phase alternating current triggering letter
Number generator is known technology.
The inverter includes：5 wire connection terminals and 6 IGBT, 6 IGBT are overlapped to form three-phase bridge circuit, wherein
Two wire connection terminals are the input terminal of three-phase bridge circuit, and three wire connection terminals are the output terminal of three-phase bridge circuit.
The driver is overlapped to form the driver of three-phase bridge circuit for 6 IGBT, and the driver is known skill
Art.
The load sensor is current sensor.
Two kinds of load voltages detect method of supplying power to automatically：
Emergency power supply unit outlet side is there are three binding post, respectively 1# terminals, 2# terminals and 3# terminals, in three outputs
End is connected with load sensor；The input side of supply unit has two binding posts, respectively 5# terminals and 6# terminals, in 5# terminals
And 6# terminals meet input power DC600V+ and input power DC600V- respectively；It is powered by DC600V power supplys；
After the power is turned on, inspection pulse signal generator sends out inspection pulse signal, inspection arteries and veins to emergency power supply unit to driver
Rushing signal, each phase carries out triggering and conducting to three-phase output end, each phase output terminal is detected, until detecting output terminal
Until having current feedback signal；Single-phase DC trigger signal generator and three-phase alternating current trigger signal generator are stopped；
When detecting that three-phase output end has current feedback signal, that is, there are 50Hz AC380V threephase loads to be coupled with
On three terminals, 1# terminals, 2# terminals, 3# terminals are followed successively by the A phase, B phase, C phase of three-phase, inspection pulse signal generator and list
Phase DC trigger signal generator is stopped, and three-phase alternating current trigger signal generator sends out three-phase 50Hz AC380V triggering letters
Number, inverter is driven by driver, inverter accordingly exports three-phase 50Hz AC380V power supplys, powers for threephase load；
When the 1# terminals and 2# terminals that detect three-phase output end have current feedback signal, that is, there are DC110V loads to connect
Enter to 1# terminals and 2# terminals, 1# terminals are DC110V+, and 2# terminals are DC110V-；Inspection pulse signal generator and three intersects
Stream trigger signal generator is stopped, single-phase DC trigger signal generator；DC110V trigger signals are sent out, pass through driver
Inverter is driven, inverter accordingly exports DC110V power supplys, is DC110V load supplyings.
Emergency power supply unit directly individually exports 50Hz AC380V after automatic detection, according to the load that output terminal accesses
The twin voltage grade of three phase mains or direct current DC110V export.
Below according to attached drawing in conjunction with the embodiments, the specific embodiment of the present invention is described in further detail.Following reality
Example is applied for illustrating the present invention, but be not limited to the scope of the present invention.
In Fig. 1, Fig. 2 and Fig. 3, emergency power supply unit includes 5 wire connection terminals, 6 IGBT.
The 1# terminals are 380VA phases/DC110V+.
The 2# terminals are 380VB phases/DC110V-.
The 3# terminals are 380VC phases.
The 5# terminals are electric power incoming line DC600V+.
The 6# terminals are electric power incoming line DC600V-.
The IGBT is the power device of voltage class transformation.
Control method is divided into three steps, step 1, outlet side cable connection, if load voltage grade is 380VAC,
A, B, C three-phase are sequentially connected 1# terminals, 2# terminals, 3# terminals；If load voltage grade is DC110V, DC110V+,
DC110V- is sequentially connected 1# terminals, 2# terminals, and 3# terminals are hanging；DC600V+, DC600V- are connected 5# ends by step 2 respectively
Son, 6# terminals, the inspection pulse signal generator of emergency power supply unit enters the self-test state to load end, inspection after power supply power supply
When survey three output terminals of outlet side are loaded by cable connection, then three-phase 50Hz AC380V output triggering patterns are run, to negative
Carry output three-phase 50Hz AC380V power supplies；Outlet side is detected when only 1# terminals, 2# terminals are loaded by cable connection, then is run
DC110V exports triggering pattern, to load output DC110V power supplies.
Embodiment 2：Master controller includes：Inspection pulse signal generator, single-phase DC trigger signal generator and three-phase
Altemating trigger signal generator.Its inspection pulse signal generator, single-phase DC trigger signal generator and three-phase alternating current triggering
Signal generator is known technology.
After the power is turned on, inspection pulse signal generator sends out inspection pulse signal to emergency power supply unit to driver, single-phase straight
Stream trigger signal generator and three-phase alternating current trigger signal generator are stopped；Inspection pulse signal is each to three-phase output end
Triggering and conducting is mutually carried out, each phase output terminal is detected, until detecting that output terminal has current feedback signal；
When detecting that three-phase output end has current feedback signal, the button instruction of three-phase alternating current trigger signal generator
Lamp is bright, presses the three-phase alternating current button, the work of three-phase alternating current trigger signal generator, inspection pulse signal generator and single-phase straight
Stream trigger signal generator is stopped；Three-phase alternating current trigger signal generator sends out three-phase 50Hz AC380V trigger signals, leads to
Device of overdriving drives inverter, and inverter accordingly exports three-phase 50Hz AC380V power supplys, powers for threephase load；
When the 1# terminals and 2# terminals that detect three-phase output end have current feedback signal, single-phase DC trigger signal hair
The button indicating lamp of raw device is bright, presses the single-phase DC button, the work of single-phase DC trigger signal generator, inspection pulse signal
Generator and three-phase alternating current trigger signal generator are stopped, single-phase DC trigger signal generator；Send out DC110V triggerings
Signal drives inverter by driver, and inverter accordingly exports DC110V power supplys, is DC110V load supplyings.
It is other same with embodiment 1.
Embodiment described above only expresses embodiments of the present invention, and what is described is more specific and detailed, but not
Can limitation of the scope of the invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, these belong to protection scope of the present invention.
Therefore, protection scope of the present invention should be determined by the appended claims.
Claims (7)
1. a kind of portable two kinds of voltage emergency power supplies of trolley coach, it is characterized in that：The emergency power supply includes：Inverter is born
Carry detector, master controller and driver；The input termination DC600V power supplys of inverter, the output terminal of inverter is three outputs
End；The input terminal of load sensor and the three of inverter output terminals connect, the output terminal of load sensor and master controller
Input terminal connects, and the output terminal of master controller is connected by the control terminal of driver and inverter.
2. the portable two kinds of voltage emergency power supplies of trolley coach according to claim 1, it is characterized in that：The master control
Device processed includes：Inspection pulse signal generator, single-phase DC trigger signal generator and three-phase alternating current trigger signal generator.
3. the portable two kinds of voltage emergency power supplies of trolley coach according to claim 1, it is characterized in that：The inversion
Device includes：5 wire connection terminals and 6 IGBT, 6 IGBT are overlapped to form three-phase bridge circuit, and two of which wire connection terminal is three-phase
The input terminal of bridge circuit, three wire connection terminals are the output terminal of three-phase bridge circuit.
4. the portable two kinds of voltage emergency power supplies of trolley coach according to claim 1, it is characterized in that：The driving
Device is overlapped to form the driver of three-phase bridge circuit for 6 IGBT.
5. the portable two kinds of voltage emergency power supplies of trolley coach according to claim 1, it is characterized in that：The load
Detector is current sensor.
It is 6. special using two kinds of method of supplying power to of the portable two kinds of voltage emergency power supplies of trolley coach described in claim 1
Sign is that emergency power supply unit directly individually exports 50Hz AC380V three-phases after automatic detection, according to the load that output terminal accesses
The twin voltage grade of power supply or direct current DC110V export.
7. trolley coach according to claim 6 two kinds of method of supplying power to of portable two kinds of voltage emergency power supplies, special
Sign is that two kinds of load voltages detect method of supplying power to and are automatically：
There are three binding posts, respectively 1# terminals, 2# terminals and 3# terminals for emergency power supply unit outlet side, connect in three output terminals
It is connected to load sensor；The input side of supply unit has two binding posts, respectively 5# terminals and 6# terminals, in 5# terminals and 6#
Terminal meets input power DC600V+ and input power DC600V- respectively；It is powered by DC600V power supplys；
After the power is turned on, inspection pulse signal generator sends out inspection pulse signal, inspection pulse letter to emergency power supply unit to driver
Number each to three-phase output end phase carries out triggering and conducting, and each phase output terminal is detected, until detecting that output terminal has electricity
Until flowing feedback signal；Single-phase DC trigger signal generator and three-phase alternating current trigger signal generator are stopped；
When detecting that three-phase output end has current feedback signal, that is, there are 50Hz AC380V threephase loads to be coupled with three
On terminal, 1# terminals, 2# terminals, 3# terminals are followed successively by the A phase, B phase, C phase of three-phase, inspection pulse signal generator and single-phase straight
Stream trigger signal generator is stopped, and three-phase alternating current trigger signal generator sends out three-phase 50Hz AC380V trigger signals, leads to
Device of overdriving drives inverter, and inverter accordingly exports three-phase 50Hz AC380V power supplys, powers for threephase load；
When the 1# terminals and 2# terminals that detect three-phase output end have current feedback signal, that is, there are DC110V loads to be linked into
1# terminals and 2# terminals, 1# terminals are DC110V+, and 2# terminals are DC110V-；Inspection pulse signal generator and three-phase alternating current touch
Signalling generator is stopped, single-phase DC trigger signal generator；DC110V trigger signals are sent out, are driven by driver
Inverter, inverter accordingly export DC110V power supplys, are DC110V load supplyings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810010763.2A CN108206624A (en) | 2018-01-05 | 2018-01-05 | The portable two kinds of voltage emergency power supplies of trolley coach and load automatic testing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810010763.2A CN108206624A (en) | 2018-01-05 | 2018-01-05 | The portable two kinds of voltage emergency power supplies of trolley coach and load automatic testing method |
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| Publication Number | Publication Date |
|---|---|
| CN108206624A true CN108206624A (en) | 2018-06-26 |
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ID=62606342
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810010763.2A Withdrawn CN108206624A (en) | 2018-01-05 | 2018-01-05 | The portable two kinds of voltage emergency power supplies of trolley coach and load automatic testing method |
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| CN (1) | CN108206624A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201478838U (en) * | 2009-07-06 | 2010-05-19 | 青岛四方车辆研究所有限公司 | Auxiliary power supply device capable of being connected in parallel |
| CN104009652A (en) * | 2014-06-18 | 2014-08-27 | 国家电网公司 | Portable direct-current power supply |
| CN205565878U (en) * | 2016-05-05 | 2016-09-07 | 国网新彊电力公司博尔塔拉供电公司 | Emergency power source control box |
| US20170201096A1 (en) * | 2016-01-11 | 2017-07-13 | Delta Electronics, Inc. | Inverter and control method thereof |
| CN207720019U (en) * | 2018-01-05 | 2018-08-10 | 成都圣通铁路车辆配件有限责任公司 | A kind of portable two kinds of output voltage emergency power supplies of trolley coach |
-
2018
- 2018-01-05 CN CN201810010763.2A patent/CN108206624A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201478838U (en) * | 2009-07-06 | 2010-05-19 | 青岛四方车辆研究所有限公司 | Auxiliary power supply device capable of being connected in parallel |
| CN104009652A (en) * | 2014-06-18 | 2014-08-27 | 国家电网公司 | Portable direct-current power supply |
| US20170201096A1 (en) * | 2016-01-11 | 2017-07-13 | Delta Electronics, Inc. | Inverter and control method thereof |
| CN205565878U (en) * | 2016-05-05 | 2016-09-07 | 国网新彊电力公司博尔塔拉供电公司 | Emergency power source control box |
| CN207720019U (en) * | 2018-01-05 | 2018-08-10 | 成都圣通铁路车辆配件有限责任公司 | A kind of portable two kinds of output voltage emergency power supplies of trolley coach |
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Application publication date: 20180626 |
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| WW01 | Invention patent application withdrawn after publication |