CN105703604A - Diesel locomotive traction transformer and diesel locomotive - Google Patents
Diesel locomotive traction transformer and diesel locomotive Download PDFInfo
- Publication number
- CN105703604A CN105703604A CN201410713189.9A CN201410713189A CN105703604A CN 105703604 A CN105703604 A CN 105703604A CN 201410713189 A CN201410713189 A CN 201410713189A CN 105703604 A CN105703604 A CN 105703604A
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- diesel locomotive
- water
- traction convertor
- locomotive traction
- cooling
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Abstract
The invention provides a diesel locomotive traction transformer and a diesel locomotive. The traction transformer comprises a power device, a water cooling substrate, a water cooling pipeline, a water cooling pump and a heat exchanger, wherein the power device is disposed on the water cooling substrate; the water cooling substrate is provided with a liquid inlet and a liquid outlet which are separately communicated with a cooling channel disposed in the water cooling substrate; the water cooling pipeline passes through the heat exchanger and is connected with the liquid inlet and the liquid outlet, so that a cooling loop is formed between the water cooling substrate and the heat exchanger; and the cooling pump is disposed in the water cooling pipeline. The diesel locomotive traction transformer and the diesel locomotive provided by the invention can perform effective heat radiation on a power module, and the utilization rate of the compartment bottom space of the diesel locomotive can be improved.
Description
Technical field
The present invention relates to converter topology, particularly relate to a kind of diesel locomotive traction convertor and diesel locomotive。
Background technology
The electric control system of diesel locomotive mainly includes trailer system and aid system, and wherein, trailer system includes again the equipment such as traction convertor, traction electric machine, and traction convertor is used for the power supply providing variable-frequency variable-voltage to traction electric machine, to drive diesel locomotive to travel。Owing to the traction convertor of diesel locomotive is for handing over orthogonal structure, being thered is provided energy source by diesel generating set, therefore, the voltage pulsation of the dc bus in traction convertor is very big, traction convertor must play a role when voltage pulsation, to export stable power supply signal。And in the process of traction convertor work, power device frequent movement therein, if the heat given out can not shed as early as possible, then can cause that because of high temperature power device damages。
Existing traction convertor generally adopts forced air cooling or the air-cooled structure of traveling to carry out cooling down and dispelling the heat, owing to forced air cooling needs powerful blower fan, bigger space need to be taken, out of shape air-cooled, need large volume of radiator, also bigger space can be taken, for diesel locomotive, reduce the utilization rate in car bottom space。
Summary of the invention
The present invention provides a kind of diesel locomotive traction convertor and diesel locomotive, it is possible to power model is effectively dispelled the heat, and can improve the utilization rate in diesel locomotive car bottom space。
The embodiment of the present invention provides a kind of diesel locomotive traction convertor, including: power device, water-cooling base plate, water cooled pipeline, water-cooled pump and heat exchanger；Wherein,
Described power device is arranged on described water-cooling base plate；
Described water-cooling base plate is provided with liquid inlet and liquid outlet, connects with the cooling duct being arranged within described water-cooling base plate respectively；
Described water cooled pipeline is through described heat exchanger, and is connected with described liquid inlet and liquid outlet, to form cooling circuit between described water-cooling base plate and heat exchanger；Described cooling pump is arranged in described water cooled pipeline。
Diesel locomotive traction convertor as above, also includes control equipment；Described control equipment is connected with described water-cooled pump, is used for controlling described water-cooled pump startup or stopping。
Diesel locomotive traction convertor as above, also includes blower fan；The blowing direction of described blower fan is towards described heat exchanger。
Diesel locomotive traction convertor as above, also includes control equipment；Described control equipment is connected with described water-cooled pump, is used for controlling described water-cooled pump startup or stopping；Described control equipment is also connected with described blower fan, is used for controlling described fan starting or stopping。
Diesel locomotive traction convertor as above, also includes at least one temperature sensor, and the test side of described temperature sensor is arranged on described water cooled pipeline, and the signal output part of described temperature sensor is connected with described control equipment。
Diesel locomotive traction convertor as above, also includes at least one pressure transducer, and the test side of described pressure transducer is arranged on described water cooled pipeline, and the signal output part of described pressure transducer is connected with described control equipment。
Diesel locomotive traction convertor as above, described power device is insulated gate bipolar transistor IGBT。
Diesel locomotive traction convertor as above, described cooling pipe is polyvinyl chloride pipe。
Diesel locomotive traction convertor as above, described water-cooling base plate is aluminium alloy plate。
Further embodiment of this invention provides a kind of diesel locomotive, including diesel locomotive traction convertor as above。
The embodiment of the present invention is by adopting water cooled pipeline and water-cooled pump, cooling circuit is formed with water-cooling base plate and radiator, the temperature of power device is reduced in the way of liquid cooling, cooling effect is better, and each device volume lower weight adopted is light, occupies less space at car bottom, it is not only advantageous to and alleviates light weight, also reduce the layout difficulty of each parts of car bottom so that structural design is compact and reasonable more, it is possible to meet the requirement of high-power heat-dissipation。
Accompanying drawing explanation
The structural representation one of the diesel locomotive traction convertor that Fig. 1 provides for the embodiment of the present invention；
The structural representation two of the diesel locomotive traction convertor that Fig. 2 provides for the embodiment of the present invention；
The mounting structure schematic diagram one of the diesel locomotive traction convertor that Fig. 3 provides for the embodiment of the present invention；
The mounting structure schematic diagram two of the diesel locomotive traction convertor that Fig. 4 provides for the embodiment of the present invention；
The mounting structure schematic diagram three of the diesel locomotive traction convertor that Fig. 5 provides for the embodiment of the present invention。
Detailed description of the invention
The structural representation one of the diesel locomotive traction convertor that Fig. 1 provides for the embodiment of the present invention。As it is shown in figure 1, the diesel locomotive traction convertor that the present embodiment provides, including: power device 1, water-cooling base plate 2, water cooled pipeline 3, water-cooled pump 4 and heat exchanger 5。Wherein, power device 1 is arranged on water-cooling base plate 2, and water-cooling base plate 2 is provided with liquid inlet 21 and liquid outlet 22, connects with the cooling duct 23 being arranged within water-cooling base plate 2 respectively。Water cooled pipeline 3 is through heat exchanger 5, and is connected with liquid inlet 21 and liquid outlet 22, to form cooling circuit between water-cooling base plate 2 and heat exchanger 5, fills coolant in cooling circuit。Cooling pump 4 is arranged in water cooled pipeline 3, for the coolant in water cooled pipeline 3 is pressed, drives coolant to flow in cooling circuit。
In the process of traction convertor work, the heat that power device 1 therein work produces is absorbed by the coolant flowed through in water-cooling base plate 2, coolant flow to heat exchanger 5 along cooling circuit, carries out heat exchange with heat exchanger 5 ambient air so that the heat of coolant is absorbed by air。Coolant leaves heat exchanger 5 and flows to water-cooling base plate 2 along cooling circuit again, distributes, to realize circulating, the heat that power device 1 sends。
The present embodiment is by adopting water cooled pipeline and water-cooled pump, cooling circuit is formed with water-cooling base plate and radiator, the temperature of power device is reduced in the way of liquid cooling, cooling effect is better, and each device volume lower weight adopted is light, occupies less space at car bottom, it is not only advantageous to and alleviates light weight, also reduce the layout difficulty of each parts of car bottom so that structural design is compact and reasonable more, it is possible to meet the requirement of high-power heat-dissipation。
Above-mentioned coolant can be coolant conventional in prior art, such as pure water, freon etc.。
On the basis of technique scheme, can also including control equipment in traction convertor, this control equipment is connected with water-cooled pump 4, for controlling startup and the stopping of water-cooled pump 4。This control equipment can be independent controller, it is also possible to the controller adopted with traction control becomes one。If this control equipment is what be independently arranged, then can be intercomed mutually by network and data wire, to guarantee the co-ordination of each parts in traction convertor。
The structural representation two of the diesel locomotive traction convertor that Fig. 2 provides for the embodiment of the present invention。As in figure 2 it is shown, further, traction convertor can also arrange blower fan 6, by the blowing direction of blower fan 6 towards heat exchanger 5, reduced the temperature of heat exchanger 5 surrounding air by the mode of air blast cooling, be more beneficial for reducing the temperature of the coolant flowing through heat exchanger 5。Blower fan 6 can also be connected with controlling equipment, to be controlled startup and the stopping of blower fan 6 by control equipment。
Above-mentioned control equipment can be sent instruction by technical staff, and then controls water-cooled pump 4 and/or blower fan 6 works, or, control equipment can also obtain current temperature data by sensor, and controls water-cooled pump 4 according to temperature data and/or blower fan 6 works。It is therefore possible to use temperature sensor, being arranged on test side on water cooled pipeline 3, signal output part is connected with controlling equipment, for detecting the temperature of water cooled pipeline 3, and is transferred to control equipment。When in water cooled pipeline 3, the temperature of coolant is more than setting value, control equipment controls blower fan 6 and works, and accelerates heat radiation。Temperature sensor test side particular location on water cooled pipeline 3 can be set by technical staff, and the quantity of temperature sensor can be at least one。
It addition, can also arrange pressure transducer in traction convertor, its test side is arranged on water cooled pipeline 3, and signal output part is connected with controlling equipment, for detecting the pressure of water cooled pipeline 3。
The mounting structure schematic diagram one of the diesel locomotive traction convertor that Fig. 3 provides for the embodiment of the present invention, the mounting structure schematic diagram two of the diesel locomotive traction convertor that Fig. 4 provides for the embodiment of the present invention, the mounting structure schematic diagram three of the diesel locomotive traction convertor that Fig. 5 provides for the embodiment of the present invention。As shown in Figures 3 to 5, the traction convertor of diesel locomotive can also include capacitor assembly, contactor assembly, fuse assembly, reactor assemblies, input terminal assembly, outlet terminal assembly etc., all adopt modular construction, it is laid in traction convertor casing 7 so that it is more convenient to install, change and keep in repair。Water-cooling base plate 2 in traction convertor is laid in casing 7, and power device 1 is arranged on water-cooling base plate 2。Heat exchanger 5 is connected with water-cooling base plate 2 by water cooled pipeline 3, forms cooling circuit。
Wherein, power device 1 can adopt insulated gate bipolar transistor (InsulatedGateBipolarTransistor is called for short IGBT), it would however also be possible to employ other device for power switching conventional in prior art。
Above-mentioned cooling pipe 3 can be polyvinyl chloride pipe, specifically can select the pressure and good polyvinyl chloride pipe of water resistance。Water-cooling base plate 2 can adopt aluminium alloy plate, and its heat-conducting effect is better。Cooling pipe 3 can be attached by pluggable pipe fitting with the liquid inlet 21 on water-cooling base plate 2 and liquid outlet 22, and selects that the better performances that discharges water, sealing be better, the pipe fitting of high strength and deformation。
The traction convertor that the present embodiment provides can be operated between subzero 40 DEG C to 40 DEG C above freezing, and height above sea level is lower than in the environment of 2500m, according to the standard design that classification of waterproof is IP65。Wherein, the input rated voltage of the main circuit of traction convertor is direct current 1500V, and input voltage range is between direct current 850V to 1800V, when, after main circuit power-off, Support Capacitor voltage under natural discharge condition is less than direct current 36V, and discharge time was less than 15 minutes；Support Capacitor voltage under copped wave discharge condition is less than direct current 36V, and discharge time was less than 10 seconds。It addition, when traction convertor is operated in traction state, its specified output line voltage ranges for exchange (0-1100) V, and frequency is (0-150) Hz, and specified traction power is 500KW*4；When traction convertor is operated in on-position, its specified output line voltage ranges for exchange (0-1250) V, and frequency is (0-150) Hz, and rated brake horse-power is 600KW*4。In traction convertor, the input rated voltage of control circuit is direct current 74V, and input voltage is between direct current 90V to 130V, and traction convertor adopts CanOpen communication standard protocol with train network system。
The present embodiment also provides for a kind of diesel locomotive, including above-mentioned diesel locomotive traction convertor, by adopting water cooled pipeline and water-cooled pump, cooling circuit is formed with water-cooling base plate and radiator, the temperature of power device is reduced in the way of liquid cooling, cooling effect is better, and each device volume lower weight adopted is light, less space is occupied at car bottom, it is not only advantageous to and alleviates light weight, also reduce the layout difficulty of each parts of car bottom, make structural design compact and reasonable more, disclosure satisfy that the requirement of high-power heat-dissipation, and its water cooling function is comparatively perfect, it is capable of again effective monitoring, improve reliability。
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；Although the present invention being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent 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. a diesel locomotive traction convertor, it is characterised in that including: power device, water-cooling base plate, water cooled pipeline, water-cooled pump and heat exchanger；Wherein,
Described power device is arranged on described water-cooling base plate；
Described water-cooling base plate is provided with liquid inlet and liquid outlet, connects with the cooling duct being arranged within described water-cooling base plate respectively；
Described water cooled pipeline is through described heat exchanger, and is connected with described liquid inlet and liquid outlet, to form cooling circuit between described water-cooling base plate and heat exchanger；Described cooling pump is arranged in described water cooled pipeline。
2. diesel locomotive traction convertor according to claim 1, it is characterised in that also include control equipment；Described control equipment is connected with described water-cooled pump, is used for controlling described water-cooled pump startup or stopping。
3. diesel locomotive traction convertor according to claim 1, it is characterised in that also include blower fan；The blowing direction of described blower fan is towards described heat exchanger。
4. diesel locomotive traction convertor according to claim 3, it is characterised in that also include control equipment；Described control equipment is connected with described water-cooled pump, is used for controlling described water-cooled pump startup or stopping；Described control equipment is also connected with described blower fan, is used for controlling described fan starting or stopping。
5. the diesel locomotive traction convertor according to claim 2 or 4, it is characterized in that, also including at least one temperature sensor, the test side of described temperature sensor is arranged on described water cooled pipeline, and the signal output part of described temperature sensor is connected with described control equipment。
6. diesel locomotive traction convertor according to claim 5, it is characterized in that, also including at least one pressure transducer, the test side of described pressure transducer is arranged on described water cooled pipeline, and the signal output part of described pressure transducer is connected with described control equipment。
7. diesel locomotive traction convertor according to claim 1, it is characterised in that described power device is insulated gate bipolar transistor IGBT。
8. diesel locomotive traction convertor according to claim 1, it is characterised in that described cooling pipe is polyvinyl chloride pipe。
9. diesel locomotive traction convertor according to claim 1, it is characterised in that described water-cooling base plate is aluminium alloy plate。
10. a diesel locomotive, it is characterised in that include the diesel locomotive traction convertor as described in any one of claim 1-9。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410713189.9A CN105703604A (en) | 2014-11-28 | 2014-11-28 | Diesel locomotive traction transformer and diesel locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410713189.9A CN105703604A (en) | 2014-11-28 | 2014-11-28 | Diesel locomotive traction transformer and diesel locomotive |
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| Publication Number | Publication Date |
|---|---|
| CN105703604A true CN105703604A (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410713189.9A Pending CN105703604A (en) | 2014-11-28 | 2014-11-28 | Diesel locomotive traction transformer and diesel locomotive |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107846133A (en) * | 2017-11-25 | 2018-03-27 | 西安中车永电电气有限公司 | A kind of split-type structural high-power locomotive converter cabinet |
| CN118149904A (en) * | 2024-05-11 | 2024-06-07 | 北京理工大学 | Temperature and pressure monitoring device for water cooling system of traction converter of high-speed rail traction system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201294450Y (en) * | 2008-11-25 | 2009-08-19 | 永济新时速电机电器有限责任公司 | Novel cooling device for converter |
| CN103855916A (en) * | 2012-12-03 | 2014-06-11 | 永济新时速电机电器有限责任公司 | Cooling pipeline and cooling device of current transformer |
| CN203827165U (en) * | 2014-05-26 | 2014-09-10 | 株洲联诚集团有限责任公司 | Permanent magnetic motor train unit traction converter water cooling device |
| CN204304759U (en) * | 2014-11-28 | 2015-04-29 | 北车大连电力牵引研发中心有限公司 | Diesel locomotive traction convertor and diesel locomotive |
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2014
- 2014-11-28 CN CN201410713189.9A patent/CN105703604A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201294450Y (en) * | 2008-11-25 | 2009-08-19 | 永济新时速电机电器有限责任公司 | Novel cooling device for converter |
| CN103855916A (en) * | 2012-12-03 | 2014-06-11 | 永济新时速电机电器有限责任公司 | Cooling pipeline and cooling device of current transformer |
| CN203827165U (en) * | 2014-05-26 | 2014-09-10 | 株洲联诚集团有限责任公司 | Permanent magnetic motor train unit traction converter water cooling device |
| CN204304759U (en) * | 2014-11-28 | 2015-04-29 | 北车大连电力牵引研发中心有限公司 | Diesel locomotive traction convertor and diesel locomotive |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107846133A (en) * | 2017-11-25 | 2018-03-27 | 西安中车永电电气有限公司 | A kind of split-type structural high-power locomotive converter cabinet |
| CN118149904A (en) * | 2024-05-11 | 2024-06-07 | 北京理工大学 | Temperature and pressure monitoring device for water cooling system of traction converter of high-speed rail traction system |
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Application publication date: 20160622 |
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