CN109835356A - Railway vehicle traction system water-cooling apparatus - Google Patents
Railway vehicle traction system water-cooling apparatus Download PDFInfo
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- CN109835356A CN109835356A CN201910227530.2A CN201910227530A CN109835356A CN 109835356 A CN109835356 A CN 109835356A CN 201910227530 A CN201910227530 A CN 201910227530A CN 109835356 A CN109835356 A CN 109835356A
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Abstract
The invention discloses a kind of railway vehicle traction system water-cooling apparatus, wherein, the each car of rail vehicle includes car body and bogie, and the railway vehicle traction system water-cooling apparatus includes the water cooling traction electric machine being mounted on the bogie, the power cell being mounted below the car body, water cooling pipeline assembly and the water cooling unit for cooling down the power cell and the water cooling traction electric machine；Wherein, the power cell is provided with water-cooling base plate component；The water cooling unit is connected to setting with the water-cooling base plate component of the water cooling traction electric machine and the power cell by the water cooling pipeline assembly, to form Water-cooling circulating；It is suitble to the heat dissipation of high-power converter, noise level is greatly reduced compared with forced air cooling, heat radiation power is increased compared with heat pipe traveling is air-cooled and reduces the weight and volume of system, furthermore, compared with traditional self-ventilation threephase motor, noise when vehicle operation is reduced, the comfort of vehicle is improved.
Description
Technical field
The invention belongs to technical field of rail traffic more particularly to a kind of railway vehicle traction system water-cooling apparatus.
Background technique
With the development of rail traffic, rail vehicle passenger capacity is more and more, and speed is higher and higher, leads to vehicle-mounted current transformer
It is increasing with power of traction motor, the cooling requirements of system are increased therewith, traditional forced air cooling and heat pipe traveling are air-cooled
Radiating mode be increasingly difficult to meet the radiating requirements of vehicle.And a kind of water cooling having as suitable high-power converter heat dissipation
Efficacious prescriptions formula has the advantages that heat radiation power is big, effect is good, compact-sized etc., greatly reduces compared with forced air cooling
Noise level increases heat radiation power compared with heat pipe traveling is air-cooled and reduces the weight and volume of system.In addition, same
Under the premise of power, compared with traditional self-ventilation threephase motor, dropped significantly using the traction motor of water cooling method
Noise when low vehicle operation, while also significantly reducing the weight and volume of traction motor.
At present for the application of water-cooling heat radiating system, mostly water-cooling system is integrated in converter box, is only become to traction
It flows device and carries out water-cooling, due to being related to the whole design of car body, bogie, traction convertor, using same set of water cooling system
System not only to current transformer but also gave the system to radiate in traction electric machine Unified Set to apply at present seldom, and cooling system is concentrated to substantially increase
The integral heat sink efficiency of trailer system has a significant effect for the whole loss of weight of trailer system, therefore provides a kind of unification
The cooling system of concentration can effectively meet the urgent need of lightweight, miniaturization in trailer system design, for pushing traction system
The development of system plays a significant role.
Summary of the invention
It is an object of the invention to solve above-mentioned technical problem, a kind of railway vehicle traction system water-cooling method is provided,
Railway vehicle traction system water-cooling method based on which design effectively meets lightweight, small in trailer system design
The urgent need of typeization design, and heat dissipation effect is obviously improved.
Technical scheme is as follows:
A kind of railway vehicle traction system water-cooling apparatus, wherein each car of rail vehicle includes car body and turns
To frame, the railway vehicle traction system water-cooling apparatus includes the water cooling traction electric machine being mounted on the bogie, installation
Power cell, water cooling pipeline assembly below the car body and for cooling down the power cell and the water cooling traction electric machine
Water cooling unit；Wherein, the power cell is provided with water-cooling base plate component；
The water that the water cooling unit passes through the water cooling pipeline assembly and the water cooling traction electric machine and the power cell
Cold board unit connection setting, to form Water-cooling circulating.
Preferably, the water cooling pipeline assembly includes the first pipeline and the second pipeline, first pipeline is along the vehicle
The bottom of body is arranged, and second pipeline is arranged along the bogie；The water cooling base of first pipeline and the power cell
Board group part and water cooling unit connection setting, second pipeline are connected to setting with the water cooling traction electric machine, and described first
Pipeline and second pipeline connection are arranged；The end of the first pipe and the second pipe junction is provided with cut-off
The end setting of valve, the second pipe and the first pipe junction equally has shut-off valve.
Preferably, the water cooling unit includes heat exchanger, the cooling for cooling down coolant liquid in the heat exchanger
Blower and water circulating pump；The heat exchanger is provided with heat exchanger water inlet and heat exchanger water outlet, the heat exchanger
Water inlet and the heat exchanger water outlet and first pipeline connection are arranged.
Preferably, the power cell is additionally provided with accessory power supply power module and traction module, the accessory power supply
Power module includes subordinate inverter power module and charger power module, and the water-cooling base plate component includes accessory power supply water
Cold substrate and traction water-cooling base plate；The subordinate inverter power module and the charger power module are separately positioned on described
The centre of the traction module is arranged in the two sides of accessory power supply water-cooling base plate, the traction water-cooling base plate；
The accessory power supply water-cooling base plate is provided with accessory power supply water-cooling base plate water inlet and accessory power supply water-cooling base plate goes out
The mouth of a river；The traction water-cooling base plate is provided with traction water-cooling base plate water inlet and traction water-cooling base plate water outlet；The auxiliary electricity
Source water-cooling base plate water inlet, the accessory power supply water-cooling base plate water outlet, the traction water-cooling base plate water inlet and the traction
Water-cooling base plate water outlet and first pipeline connection are arranged.
Preferably, the bogie includes a full power bogie and half power truck, wherein the full power
Two water cooling traction electric machines are installed on bogie, a water cooling traction electric machine is installed on half power truck；It is described
Second pipeline includes the first water cooling traction pipeline and the second water cooling draws pipeline, and first water cooling draws pipeline and is mounted on institute
Two water cooling traction electric machines connection setting on full power bogie is stated, second water cooling draws pipeline and is mounted on described half
A water cooling traction electric machine on power truck is connected to setting, first pipeline and first water cooling traction pipeline and institute
State the traction pipeline connection setting of the second water cooling.
Preferably, the water cooling unit is additionally provided with air filter, the air filter, the heat exchanger and
The cooling blower is sequentially connected.
Preferably, the water cooling unit is additionally provided with expansion tank, the expansion tank is connected to the heat exchanger
Setting；It is equipped at the top of the expansion tank for keeping the pressure balanced relief valve of expansion tank；The expansion tank is close
The outer side of car body is provided with the liquidometer for monitoring coolant liquid height in the expansion tank.
Preferably, the railway vehicle traction system water-cooling apparatus is additionally provided with alarm unit；The expansion tank
It also sets up there are two liquid-level switch, two liquid-level switches are connect with the alarm unit, to be higher than when the expansion tank
Or the alarm unit is alarmed when lower than setting liquid level.
Preferably, the accessory power supply water-cooling base plate water inlet, the accessory power supply water-cooling base plate water outlet, described leading
Draw water-cooling base plate water inlet and the traction water-cooling base plate water outlet is mounted on quick coupling.
Preferably, the heat exchanger water inlet and the heat exchanger water outlet are mounted on quick coupling.
The beneficial effects of the present invention are:
1) a kind of railway vehicle traction system water-cooling apparatus provided by the invention is suitble to the heat dissipation of high-power converter,
It has the advantages that heat radiation power is big, effect is good, compact-sized etc., and noise water is greatly reduced compared with forced air cooling
It is flat, heat radiation power is increased compared with heat pipe traveling is air-cooled and reduces the weight and volume of system, in addition, leading to certainly with traditional
Wind threephase motor is compared, and noise when vehicle operation is greatly reduced using the traction electric machine of water-cooling pattern, improves vehicle
Comfort, while also significantly reducing the weight and volume of traction motor.
2) the railway vehicle traction system water-cooling apparatus of the invention only radiates to current transformer with the prior art
Design compare, carry out unification to all power cell and water cooling traction electric machine of a section vehicle using a set of water-cooling apparatus
Heat dissipation is concentrated, the radiating efficiency of trailer system entirety is substantially increased, realizes lightweight, miniaturization, integrated design.And
Cooling blower can further reduce electricity simultaneously to direct current reactor and the filter reactor heat dissipation being integrated in water cooling unit case
The volume and weight of anti-device etc..
3) the railway vehicle traction system water-cooling apparatus of the invention, since water-cooling form improves heat dissipation function
Rate, therefore allow system high-power operation for a long time, while the weight of motor is substantially reduced using the traction electric machine of water-cooling
And volume, from and greatly reduce vehicle run when noise, improve the comfort of passenger.
4) the railway vehicle traction system water-cooling apparatus of the invention removes the water cooling pipeline assembly, the water cooling
Outside traction electric machine and the power cell, other main components of water-cooling system, for example, the heat exchanger, the air mistake
The components such as filter, the water circulating pump, the cooling blower, the expansion tank are fully integrated into water cooling unit case, are had
The advantage that integrated level is high, maintains easily.
5) the railway vehicle traction system water-cooling apparatus of the invention, all power modules are integrated in current transformer case
It is interior, it may have integrated level is high, the advantage that maintains easily.
6) the railway vehicle traction system water-cooling apparatus of the invention, every section vehicle configure a set of independent track
Vehicle traction system water-cooling apparatus can be to avoid only to the power cell of this vehicle and water cooling traction electric machine heat dissipation
There is the case where pipeline standdle carrier arrangement, be conducive to technical staff to equipment layout design under track train vehicle, reduce design difficulty,
Promote alternative when design.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of railway vehicle traction system water-cooling apparatus of the present invention；
Fig. 2 is the structural schematic diagram of the water cooling unit of railway vehicle traction system water-cooling apparatus of the present invention；
Fig. 3 is the structural schematic diagram of the power cell of railway vehicle traction system water-cooling apparatus of the present invention；
Fig. 4 is the structural schematic diagram of the expansion tank of railway vehicle traction system water-cooling apparatus of the present invention
In figure: 1, water cooling traction electric machine；2, power cell；21, accessory power supply water-cooling base plate；22, water-cooling base plate is drawn；
23, subordinate inverter power module；24, charger power module；25, traction module；3, the first pipeline；4, the second pipeline；5,
Water cooling unit；51, air filter；52, heat exchanger；53, cooling blower；54, water circulating pump；55, expansion tank；551, it lets out
Pressure valve；552, liquidometer；553, liquid-level switch.
Specific embodiment
In the following, the present invention is specifically described by illustrative embodiment.It should be appreciated, however, that not into one
In the case where step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiments
In.
In the description of the present invention, it should be noted that the instruction such as term "inner", "outside", "upper", "lower", "front", "rear"
Orientation or positional relationship be positional relationship based on the figure, be merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.In addition, term " first ", " second ", " third " are used for description purposes only, and cannot manage
Solution is indication or suggestion relative importance.
Present invention will be further explained below with reference to the attached drawings and examples:
As shown in Figure 1, a kind of railway vehicle traction system water-cooling apparatus, wherein each car packet of rail vehicle
Car body and bogie are included, the railway vehicle traction system water-cooling apparatus includes the water cooling traction being mounted on the bogie
Motor 1, the power cell 2 being mounted below the car body, water cooling pipeline assembly and for cooling down the power cell 2 and described
The water cooling unit 5 of water cooling traction electric machine 1；The power cell 2 is integrated in converter box, and the water cooling unit 5 is integrated in
In water cooling unit case；
Wherein, the power cell 2 is provided with water-cooling base plate component；The water cooling unit 5 passes through the water cooling pipeline group
Part is connected to setting with the water-cooling base plate component of the water cooling traction electric machine 1 and the power cell 2, to form Water-cooling circulating.
Further, the water cooling pipeline assembly includes the first pipeline 3 and the second pipeline 4, and first pipeline 3 is along described
The bottom of car body is arranged, and second pipeline 4 is arranged along the bogie；The water of first pipeline 3 and the power cell 2
Cold board unit and the connection setting of the water cooling unit 5, second pipeline 4 are connected to setting, institute with the water cooling traction electric machine 1
It states the first pipeline 3 and is connected to setting with second pipeline 4；The end of the first pipe and the second pipe junction is arranged
There is shut-off valve, the end setting of the second pipe and the first pipe junction equally has shut-off valve, and there are three effects:
One is bogie and car body not will cause coolant liquid leakage when car inspection and repair when separating；It, can be with second is that in vehicle assembling process
Before bogie is installed, pressure maintaining test is carried out to the pipeline under the pipeline and vehicle on bogie respectively, excludes connector leakage in time
Possibility；Third is that can be open-minded by the part of adjustable cut-off valve, to adjust the assignment of traffic of multiple branches.
Further, pressure sensor and temperature sensor are installed on the corresponding pipeline of water cooling pipeline assembly,
Specific installation point needs to be arranged according to actual design, and whether the temperature and pressure for coolant liquid in real-time monitoring system is reasonable
Range facilitates discovery and removal system failure in time, such as whether there are cause in line clogging, leakage, pipeline containing gas
System radiating scarce capacity situations such as.
As shown in Fig. 2, the water cooling unit 5 includes heat exchanger 52, for cooling down coolant liquid in the heat exchanger 52
Cooling blower 53 and water circulating pump 54；The heat exchanger 52 is provided with heat exchanger water inlet and heat exchanger water outlet,
The heat exchanger water inlet is connected to setting with the heat exchanger water outlet with first pipeline 3；Further, the water
Cold unit 5 is additionally provided with air filter 51, and the air filter 51, the heat exchanger 52 and the cooling blower 53 are pressed
According to being sequentially connected with to inside on the outside of the equipment；Wherein, outside is to be directly exposed in external environment, and inside is equipment
It is internal.In addition, the cooling blower 53 is stepless speed regulating blower fan, there is function of stepless speed regulation, it can be according to environment temperature height
Or operation power regulation rotation speed of fan controls the operation speed of the cooling blower 53 by setting the range of coolant temperature
Degree, to meet the radiating requirements under different condition, avoids the prolonged high speed rotation of blower, greatly reduces fan noise.
As shown in Figures 2 and 4, the water cooling unit 5 is additionally provided with expansion tank 55, the expansion tank 55 and the heat
The connection setting of exchanger 52；It is equipped at the top of the expansion tank 55 for keeping the pressure balanced relief valve of expansion tank 55
551, mixed air in entire water cooling plant can be discharged by relief valve 551 in time in water cooling plant operation, and pressure release
Valve 551 has the two-way ability opened, and is conducive to the balance for keeping pressure in water cooling plant；The expansion tank 55 is close to car body
Outer side is provided with the liquidometer 552 for monitoring coolant liquid height in the expansion tank 55, can be at any time on the outside of car body
By seeing liquid level in the expansion tank 55 in transparent windows.
With continued reference to Fig. 4, the railway vehicle traction system water-cooling apparatus is additionally provided with alarm unit；The swelling water
Case 55 is also set up there are two liquid-level switch 553, and two liquid-level switches 553 are connect with the alarm unit, when described swollen
Swollen water tank 55, which is higher or lower than alarm unit when setting liquid level, to be transmitted to train by train network system for information
Traction control unit, and with alarm and carry out failure logging.
As shown in figure 3, the power cell 2 is additionally provided with accessory power supply power module and traction module 25, the auxiliary
Power module includes subordinate inverter power module 23 and charger power module 24, and the water-cooling base plate component includes auxiliary
Help power supply water-cooling base plate 21 and traction water-cooling base plate 22；The subordinate inverter power module 23 and the charger power module
24 are separately positioned on the two sides of the accessory power supply water-cooling base plate 21, and the traction water-cooling base plate 22 is arranged in the traction module
25 centre；
The accessory power supply water-cooling base plate 21 is provided with accessory power supply water-cooling base plate water inlet and accessory power supply water-cooling base plate
Water outlet；The traction water-cooling base plate 22 is provided with traction water-cooling base plate water inlet and traction water-cooling base plate water outlet；It is described auxiliary
Help power supply water-cooling base plate water inlet, the accessory power supply water-cooling base plate water outlet, the traction water-cooling base plate water inlet and described
It draws water-cooling base plate water outlet and is connected to setting with first pipeline 3.
Further, the accessory power supply water-cooling base plate water inlet, the accessory power supply water-cooling base plate water outlet, described lead
Draw water-cooling base plate water inlet and the traction water-cooling base plate water outlet is mounted on quick coupling；The heat exchanger water inlet with
The heat exchanger water outlet is also mounted on quick coupling；Therefore it will not be caused because of disassembly in the power cell 2 maintenance
Coolant liquid leakage；The heat exchanger intake-outlet is also equipped with quick coupling simultaneously, and maintenance maintenance is extremely convenient.
Further, the bogie includes a full power bogie and half power truck, wherein the full power
Two water cooling traction electric machines 1 are installed on bogie, a water cooling traction electric machine 1 is installed on half power truck；Institute
Stating the second pipeline 4 includes that the first water cooling traction pipeline and the second water cooling traction pipeline, first water cooling draw pipeline and installation
Two water cooling traction electric machines 1 on the full power bogie are connected to setting, and second water cooling is drawn pipeline and is mounted on
A water cooling traction electric machine 1 on half power truck is connected to setting, and first pipeline 3 is drawn with first water cooling
Pipeline and second water cooling traction pipeline connection setting.
Particularly, the current transformer case is provided with water main inlet port and main water outlet, in the power cell 2 with the change
Form that there are mainly two types of the water main inlet ports of stream device case and the piping connection form of main water outlet: stainless steel hard tube and rubber hose.
Wherein the pipeline of the water main inlet port of the current transformer case and main water outlet is stainless steel hard tube, the water main inlet port of the current transformer case
And the section of tubing that each branch of the pipeline of main water outlet is connected with each quick coupling of the power cell 2 is rubber hose；
Stainless steel hard tube is used along car body and along fixed first pipeline 3 of bogie and second pipeline 4, it can be in integeral vehicle life
It is non-maintaining in period；First pipeline 3 uses corrugated stainless steel tubing with the 4 junction pipeline of the second pipeline, have compared with
While long service life, the variation of vehicle pipeline location in steering and climbing can compensate for, reduce that pipeline is subject to rushes
Hit vibration.The stainless steel hard tube of first pipeline 3 and second pipeline 4, joint crimping meet ISO8434-1 standard card
Set, using 24 ° of conical surface seals, avoids using ageing of rubber problem existing for rubber seal, it is ensured that the integeral vehicle life period
It is interior non-maintaining.
Cooling principle is as follows:
High temperature coolant after carrying out sufficiently heat dissipation by the cooling blower 53, is followed in heat exchanger 52 by described
The driving of ring water pump 54 is flowed out from the heat exchanger 52, then passes through the first four-way valve by being arranged in first pipeline 3
It is divided into three tunnels, the water cooling for flowing to the power cell 2 under car body, full power bogie and half power truck respectively is led
Draw motor 1；The water cooling of the power cell 2 of the coolant liquid under car body, full power bogie and half power truck is led
Draw motor 1 and carry out the obtained high temperature coolant after heat exchange, is managed under the driving of the water circulating pump 54 by described first
The second four-way valve being arranged in road 3 is aggregated into all the way by three branches, is entered the heat by the heat exchanger water inlet and is handed over
Parallel operation 52, by participating in cooling cycle again after the cooling blower 53 cooling.
Wherein, the water cooling traction electric machine 1 of this rail vehicle, coolant liquid enter from the water inlet of water cooling traction electric machine 1, flow through
Cooling water channel in stator carries out heat with the water cooling traction electric machine 1 and exchanges, then under the driving of the water circulating pump 54
Second pipeline 4 is returned from the water outlet of the water cooling traction electric machine 1.
In addition, the water cooling unit 5 uses two cooling blowers 53 to radiate in the form of exhausting to heat exchanger 52, from wind
The wind of machine impeller blowout simultaneously can be to direct current reactor and the filter reactor heat dissipation being integrated in water cooling unit case；Meanwhile
In view of the operating ambient temperature of vehicle, the coolant liquid form of this rail vehicle is water and ethylene glycol in the form of 44%:56%
Proportion.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of railway vehicle traction system water-cooling apparatus, wherein each car of rail vehicle includes car body and steering
Frame, it is characterised in that: the railway vehicle traction system water-cooling apparatus includes the water cooling traction being mounted on the bogie
Motor, the power cell being mounted below the car body, water cooling pipeline assembly and for cooling down the power cell and the water
The water cooling unit of cold traction electric machine；Wherein, the power cell is provided with water-cooling base plate component；
The water cooling base that the water cooling unit passes through the water cooling pipeline assembly and the water cooling traction electric machine and the power cell
Board group part connection setting, to form Water-cooling circulating.
2. railway vehicle traction system water-cooling apparatus according to claim 1, it is characterised in that: the water cooling pipeline assembly
Including the first pipeline and the second pipeline, first pipeline is arranged along the bottom of the car body, and second pipeline turns along described
It is arranged to frame；First pipeline is connected to setting with the water-cooling base plate component of the power cell and the water cooling unit, described
Second pipeline is connected to setting with the water cooling traction electric machine, and first pipeline and second pipeline connection are arranged；Described
The end of one pipeline and the second pipe junction is provided with shut-off valve, the second pipe and the first pipe junction
End setting equally have shut-off valve.
3. railway vehicle traction system water-cooling apparatus according to claim 2, it is characterised in that: the water cooling unit includes
Heat exchanger, cooling blower and water circulating pump for cooling down coolant liquid in the heat exchanger；The heat exchanger is provided with
Heat exchanger water inlet and heat exchanger water outlet, the heat exchanger water inlet and the heat exchanger water outlet and described the
The setting of one pipeline connection.
4. railway vehicle traction system water-cooling apparatus according to claim 2, it is characterised in that: the power cell is also set
It is equipped with accessory power supply power module and traction module, the accessory power supply power module includes subordinate inverter power module and fills
Power of motor module, the water-cooling base plate component include accessory power supply water-cooling base plate and traction water-cooling base plate；The auxiliary inversion
Device power module and the charger power module are separately positioned on the two sides of the accessory power supply water-cooling base plate, the traction water
The centre of the traction module is arranged in cold substrate；
The accessory power supply water-cooling base plate is provided with accessory power supply water-cooling base plate water inlet and accessory power supply water-cooling base plate water outlet；
The traction water-cooling base plate is provided with traction water-cooling base plate water inlet and traction water-cooling base plate water outlet；The accessory power supply water cooling
Substrate water inlet, the accessory power supply water-cooling base plate water outlet, the traction water-cooling base plate water inlet and the traction water cooling base
Plate water outlet and first pipeline connection are arranged.
5. railway vehicle traction system water-cooling method according to claim 2, it is characterised in that: the bogie includes one
Full power bogie and half power truck, wherein two water cooling traction electric machines, institute are installed on the full power bogie
It states and a water cooling traction electric machine is installed on half power truck；Second pipeline includes that the first water cooling draws pipeline and second
Water cooling draws pipeline, the two water cooling traction electric machines the first water cooling traction pipeline and be mounted on the full power bogie
Connection setting, the second water cooling traction pipeline are connected to a water cooling traction electric machine being mounted on half power truck
Setting, first pipeline and first water cooling traction pipeline and second water cooling traction pipeline connection setting.
6. railway vehicle traction system water-cooling apparatus according to claim 3, it is characterised in that: the water cooling unit is also set
It is equipped with air filter, the air filter, the heat exchanger and the cooling blower are sequentially connected.
7. railway vehicle traction system water-cooling apparatus according to claim 3, it is characterised in that: the water cooling unit is also set
It is equipped with expansion tank, the expansion tank is connected to setting with the heat exchanger；It is equipped at the top of the expansion tank for protecting
Hold the pressure balanced relief valve of expansion tank；Expansion tank side outside car body is provided with for monitoring the swelling water
The liquidometer of coolant liquid height in case.
8. railway vehicle traction system water-cooling apparatus according to claim 7, it is characterised in that: the rail vehicle traction
System water-cooling apparatus is additionally provided with alarm unit；The expansion tank is also set up there are two liquid-level switch, two liquid levels
Switch is connect with the alarm unit, is carried out with the alarm unit described when the expansion tank is higher or lower than setting liquid level
Alarm.
9. railway vehicle traction system water-cooling apparatus according to claim 4, it is characterised in that: the accessory power supply water cooling
Substrate water inlet, the accessory power supply water-cooling base plate water outlet, the traction water-cooling base plate water inlet and the traction water cooling base
Plate water outlet is mounted on quick coupling.
10. railway vehicle traction system water-cooling apparatus according to claim 3, it is characterised in that: the heat exchanger into
The mouth of a river and the heat exchanger water outlet are mounted on quick coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910227530.2A CN109835356B (en) | 2019-03-25 | 2019-03-25 | Water cooling device of rail vehicle traction system |
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| CN201910227530.2A CN109835356B (en) | 2019-03-25 | 2019-03-25 | Water cooling device of rail vehicle traction system |
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| CN110662395A (en) * | 2019-09-16 | 2020-01-07 | 无锡江南计算技术研究所 | Machine storehouse level flow adjustable mixing pipeline system |
| CN110662400A (en) * | 2019-09-29 | 2020-01-07 | 中车青岛四方车辆研究所有限公司 | Converter cooling system and converter cooling system control method |
| CN112910180A (en) * | 2019-12-03 | 2021-06-04 | 中车唐山机车车辆有限公司 | Rail vehicle and traction motor cooling system thereof |
| CN113497524A (en) * | 2020-03-18 | 2021-10-12 | 株洲中车时代电气股份有限公司 | Cooling system for mine car |
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