CN105711422B - A kind of city rail vehicle auxiliary power supply method - Google Patents
A kind of city rail vehicle auxiliary power supply method Download PDFInfo
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- CN105711422B CN105711422B CN201610062048.4A CN201610062048A CN105711422B CN 105711422 B CN105711422 B CN 105711422B CN 201610062048 A CN201610062048 A CN 201610062048A CN 105711422 B CN105711422 B CN 105711422B
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- Prior art keywords
- air conditioner
- vcu
- subordinate inverter
- air
- power supply
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
- B60L1/02—Supplying electric power to auxiliary equipment of vehicles to electric heating circuits
- B60L1/04—Supplying electric power to auxiliary equipment of vehicles to electric heating circuits fed by the power supply line
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D27/00—Heating, cooling, ventilating, or air-conditioning
- B61D27/0018—Air-conditioning means, i.e. combining at least two of the following ways of treating or supplying air, namely heating, cooling or ventilating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/26—Rail vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The invention discloses a kind of city rail vehicle auxiliary power supply methods, wherein auxiliary power supply system includes the indoor subordinate inverter being connected with air-conditioner set of every section visitor, several compressors of air conditioner are equipped in air-conditioner set, further include the first MVB communication train-lines, each indoor VCU of driver and control switch, and often save objective indoor Intelligent air conditioner controller and X temperature sensor；X temperature sensor is connected with the Intelligent air conditioner controller of place guest room, control switch includes first switch, the both ends of first switch access the first MVB and communicate train-line, and VCU connects with the first MVB communication train-lines, and subordinate inverter and Intelligent air conditioner controller are connected with VCU.Present invention dynamic adjusts the power of full Train air conditioning unit, the output power of auxiliary power supply system is set to be automatically adjusted according to the temperature of the environment, efficiency of energy utilization is greatly improved, the comfort of seating is improved, reduces the operation and maintenance workload of driver.
Description
Technical field
The invention belongs to city rail vehicle field, more particularly to a kind of city rail vehicle auxiliary power supply method.
Background technology
Existing city rail vehicle auxiliary power supply system use fixed load power supply plan, all subordinate inverters of train just
Often when work, the load equipments such as all air-conditioner sets are lasting simultaneously to be opened, and no matter how ambient temperature changes, air-conditioner set
All it is to work according to the output power of setting, causes the efficiency of energy utilization of train too low.There is event in certain subordinate inverters
When barrier, auxiliary power supply system fixedly cuts off air-conditioner set by hardware circuitry to solve asking for auxiliary power supply system off-capacity
Topic, this fixation excision scheme can make the non-uniform temperature of guest room, reduce vehicle riding comfort, and need according to weather
Change manual setting and adjustment guest room air-conditioner temperature, operation and maintenance amount is big.
Invention content
Existing city rail vehicle auxiliary power supply system causes efficiency of energy utilization too low, guest room non-uniform temperature, operation dimension
Protect heavy workload.It is an object of the present invention in view of the above shortcomings of the prior art, it is auxiliary provide a kind of city rail vehicle improved
Help method of supplying power to.
In order to solve the above technical problems, the technical solution adopted in the present invention is：
A kind of city rail vehicle auxiliary power supply method uses city rail vehicle auxiliary power supply system, city rail vehicle auxiliary power supply system
System includes K sections guest room, often the indoor subordinate inverter being connected with air-conditioner set of section visitor, and several skies are equipped in the air-conditioner set
Compressor is adjusted, further includes the first MVB communication train-lines（Multifunction Vehicle Bus, multifunctional vehicle bus）, often
A indoor VCU of driver and control switch, and often save objective indoor Intelligent air conditioner controller and X temperature sensor；The X temperature
Degree sensor is connected with the Intelligent air conditioner controller of place guest room, and the control switch includes first switch, the first switch
Both ends access the first MVB and communicate train-line, the VCU and the first MVB communicate train-line and connect, the subordinate inverter and intelligence
Energy air-conditioner controller is connected with VCU；
When VCU detects the high level signal for communicating train-line from the first MVB, VCU has detected whether auxiliary inversion
Device failure and determination need to cut off the number M of compressor of air conditioner；The expectation guest room that Intelligent air conditioner controller is arranged according to inside simultaneously
The practical guest room temperature value that temperature value and X temperature sensor detect determines the number N that need to cut off compressor of air conditioner, intelligence
N is sent to VCU by air-conditioner controller, and the number Y for the compressor of air conditioner that need to actually cut off is taken as the smaller value in M and N by VCU,
And Y is sent to Intelligent air conditioner controller, Intelligent air conditioner controller calculates practical each guest room temperature averages and each visitor
The difference of room temperature average value and desired guest room temperature value determines that Y saves guest room, intelligence successively according to the sequence that difference is descending
The air-conditioner set that energy air-conditioner controller controls Y sections guest room respectively cuts off a compressor of air conditioner.
Subordinate inverter is used to power to air-conditioner set.In drivers' cab, one first switch is set, it is negative as dynamic and intelligent
Carry the control switch of power supply system.First MVB communicates communication line of the train-line as dynamic and intelligent load supplying system.Driver
First switch is closed, then train enters dynamic and intelligent load management pattern, VCU (Vehicle control unit, vehicle control
Unit processed) according to the fault condition of subordinate inverter, the air-conditioner set operating power that train is capable of providing is calculated, and determine root
The number M of excision compressor of air conditioner is needed according to power supply capacity；Temperature sensor send the guest room temperature value detected to intelligence simultaneously
Energy air-conditioner controller is calculated the number N for needing to cut off compressor of air conditioner according to guest room temperature by Intelligent air conditioner controller, then
The number Y of compressor of air conditioner need to be cut off by being determined according to power supply capacity and regulation and control demand by VCU, due to power supply capacity to be taken into account and tune
Control demand, Y are taken as the smaller value in M and N, which visitor of excision finally determined according to practical temperature difference situation by Intelligent air conditioner controller
The compressor of air conditioner of room conditioning unit.M or N may be negative value, and when it is negative value, excision action is negative operation, that is, will
Corresponding Intelligent air conditioner controller access system starts.
The method that VCU determines M values as a preferred method, is：If without subordinate inverter failure, M 0；If having auxiliary
Fault of converter is helped, then calculates subordinate inverter first and loads surplus, it is total that subordinate inverter loads surplus=normal subordinate inverter
Capacity-subordinate inverter present load is less than 0kVA, then M=current excision compressor of air conditioner number if subordinate inverter loads surplus
Amount+K, if 0kVA≤subordinate inverter loads surplus≤air-conditioner set nominal load, then M=current excision compressor of air conditioner quantity,
It is more than air-conditioner set nominal load if subordinate inverter loads surplus, then M=current excision compressor of air conditioner quantity-K.
VCU compares the magnitude relationship of the nominal load of subordinate inverter load surplus and air-conditioner set, to obtain basis
Power supply capacity needs to cut off the number M of compressor of air conditioner, true to integrate subordinate inverter fault condition and practical temperature difference situation
The number of the compressor of air conditioner cut off is needed calmly.
Further, city rail vehicle auxiliary power supply system further includes the 2nd MVB communication train-lines, and the control switch includes
With the interlocking second switch of first switch, the both ends of the second switch access the 2nd MVB and communicate train-line, the VCU and the
Two MVB communication train-lines connect；
When VCU detects the high level signal for communicating train-line from the 2nd MVB, if without subordinate inverter failure,
All air-conditioner sets work according to rated power；If there is subordinate inverter failure, VCU is according to the quantity of failure subordinate inverter
The air-conditioning quantity that each vehicle is cut off is sent to each Intelligent air conditioner controller with the fixed load excision scheme of setting, by Intelligent air
Compressor of air conditioner starts or stops in tune controller control air-conditioner set.
One second switch is set in drivers' cab, the control as fixed load power supply system switchs.2nd MVB communication row
Communication line of the fare as fixed load power supply system.Second switch is closed by driver, while first switch disconnects, then train
Into fixed load management mode, if without subordinate inverter failure, all air-conditioner sets work according to rated power；If having auxiliary
Fault of converter is helped, then VCU cuts off each vehicle according to the quantity of failure subordinate inverter and the fixed load excision scheme of setting
Air-conditioning quantity be sent to each Intelligent air conditioner controller, by compressor of air conditioner in Intelligent air conditioner controller control air-conditioner set
It starts or stops.When temperature sensor or Intelligent air conditioner controller failure, auxiliary power supply system works in fixed load management
Pattern further ensures the reliability of temperature regulation and control.
Further, city rail vehicle auxiliary power supply system further includes the first indicator light, a termination of first indicator light
Enter the first MVB communication train-lines, the other end connects with power cathode.
When auxiliary power supply system works in dynamic and intelligent load management pattern, the first indicator light is bright.
Further, city rail vehicle auxiliary power supply system further includes the second indicator light, a termination of second indicator light
Enter the 2nd MVB communication train-lines, the other end connects with power cathode.
When auxiliary power supply system works in fixed load management mode, the second indicator light is bright.
Further, city rail vehicle auxiliary power supply system further includes I/O modules, the first MVB communication train-line and the
Two MVB communication train-lines connect with the input terminal of I/O modules, output end and the indoor display screen of driver of the I/O modules
It is connected.
I/O modules are used to the operating mode of auxiliary power supply system include in the indoor display screen of driver, convenient for identification.
The present invention indoor actual temperature of section visitor according to the fault condition of subordinate inverter and often, it is empty dynamically to adjust full train
The power for adjusting unit, allows the output power of auxiliary power supply system to be automatically adjusted according to the temperature of the environment, greatly
Efficiency of energy utilization is improved, solves the problems, such as to fix the guest room non-uniform temperature that excision is brought because of air-conditioner set, improves and multiply
The comfort of seat reduces the operation and maintenance workload of driver.
Description of the drawings
Fig. 1 is the circuit diagram of operating mode switching control of the present invention.
Fig. 2 is air-conditioner set power supply circuit.
Fig. 3 is the electric operation control circuit figure of Intelligent air conditioner controller；
Fig. 4 is the flow chart that VCU calculates M values according to the fault condition of subordinate inverter.；
Fig. 5 is the control flow chart under fixed load management mode.
Wherein, 1 is air-conditioner set, and 2 be subordinate inverter, and 3 communicate train-line for the first MVB, and 4 be VCU, and 5 open in order to control
It closes, 51 be first switch, and 52 be second switch, and 6 be Intelligent air conditioner controller, and 7 be temperature sensor, and 8 be the 2nd MVB communication row
Fare, 9 be the first indicator light, and 10 be the second indicator light, and 11 be I/O modules, and 12 be display screen.
Specific implementation mode
As shown in Figure 1 to Figure 3, an embodiment of auxiliary power supply system of the present invention include K section guest room, often section visitor it is indoor with
The connected subordinate inverter 2 of air-conditioner set 1, the subordinate inverter 2 are connected with air-conditioner set 1, are equipped in the air-conditioner set 1
Several compressors of air conditioner further include the first MVB communication train-lines 3, each indoor VCU4 of driver and control switch 5, and VCU4 is set
It is placed in the indoor relay cabinet of driver, control switch 5 is set on the driving position of drivers' cab；The often indoor intelligent air condition of section visitor
Controller 6 and 4 temperature sensors 7；4 temperature sensors 7 are connected with the Intelligent air conditioner controller 6 of place guest room, institute
It includes first switch 51 to state control switch 5, and the both ends of the first switch 51 access the first MVB and communicate train-line 3, the VCU4
Connect with the first MVB communication train-lines 3, the subordinate inverter 2 and Intelligent air conditioner controller 6 are connected with VCU4.Intelligent air
Adjust controller 6 using the rail traffic air-conditioning CMC20 controllers of REXXON companies of Germany exploitation.
Auxiliary power supply system of the present invention further includes the 2nd MVB communication train-lines 8, and the control switch 5 includes being opened with first
Close 51 interlocking second switches 52, the both ends of the second switch 52 access the 2nd MVB and communicate train-line 8, the VCU4 and the
Two MVB communication train-lines 8 connect.
Auxiliary power supply system of the present invention further includes the first indicator light 9, and the first MVB is accessed in one end of first indicator light 9
Train-line 3 is communicated, the other end connects with power cathode.
Auxiliary power supply system of the present invention further includes the second indicator light 10, one end access second of second indicator light 10
MVB communicates train-line 8, and the other end connects with power cathode.
Auxiliary power supply system of the present invention further includes I/O modules 11, the first MVB communication train-lines 3 and the 2nd MVB communications
Train-line 8 connects with the input terminal of I/O modules 11, output end and indoor 12 phase of display screen of driver of the I/O modules 11
Even.
Subordinate inverter 2 is used to power to air-conditioner set 1, and Fig. 2 show 1 power supply circuit of air-conditioner set, including auxiliary
Three-phase grid power supply train-line of the inverter 2 to air-conditioner set 1.
Fig. 3 is shown between the electric operation control circuit figure of Intelligent air conditioner controller 6, including each VCU4 and VCU4 regulates and controls with Intelligent air
Communication train line between device 6 processed.
Fig. 4 show the flow chart that VCU4 calculates M values according to the fault condition of subordinate inverter 2.
Fig. 5 show the control flow chart under fixed load management mode.
Power supply system described in auxiliary power supply method use of the present invention communicates train when VCU4 is detected from the first MVB
When the high level signal of line 3, VCU4 detects whether that 2 failure of subordinate inverter and determination need to cut off the number M of compressor of air conditioner；
The reality that Intelligent air conditioner controller 6 is detected according to the expectation guest room temperature value and 4 temperature sensors 7 of inside setting simultaneously
Guest room temperature value determines that N is sent to VCU4 by the number N that need to cut off compressor of air conditioner, Intelligent air conditioner controller 6, and VCU4 will be practical
The number Y for the compressor of air conditioner that need to be cut off is taken as the smaller value in M and N, and Y is sent to Intelligent air conditioner controller 6, Intelligent air
Controller 6 is adjusted to calculate the difference of practical each guest room temperature averages and each guest room temperature averages and desired guest room temperature value
Value determines that Y saves guest room, Intelligent air conditioner controller 6 controls the air-conditioning of Y sections guest room successively according to the sequence that difference is descending
Unit 1 respectively cuts off a compressor of air conditioner.
The method that VCU4 determines M values is, if without 2 failure of subordinate inverter, M 0；If there is 2 failure of subordinate inverter,
Subordinate inverter 2 is calculated first and loads surplus, and it is inverse that subordinate inverter 2 loads surplus=2 total capacities of normal subordinate inverter-auxiliary
Become 2 present load of device, is less than 0kVA as subordinate inverter 2 loads surplus, then M=current excision compressor of air conditioner quantity+K, such as
0kVA≤subordinate inverter 2 loads 1 nominal load of surplus≤air-conditioner set, then M=current excision compressor of air conditioner quantity, such as auxiliary
It helps inverter 2 to load surplus and is more than 1 nominal load of air-conditioner set, then M=current excision compressor of air conditioner quantity-K.
When VCU4 detects the high level signal for communicating train-line 8 from the 2nd MVB, if without 2 failure of subordinate inverter,
Then all air-conditioner sets 1 work according to rated power；If there is 2 failure of subordinate inverter, VCU4 is according to failure subordinate inverter 2
Quantity and setting fixed load excision scheme the air-conditioning quantity that each vehicle is cut off is sent to each Intelligent air conditioner controller 6,
Compressor of air conditioner in air-conditioner set 1 is controlled by Intelligent air conditioner controller 6 to start or stop.
The course of work of the present invention is as follows：
When temperature sensor 7 and normal Intelligent air conditioner controller 6, first switch 51 is closed by driver, then train enters
Dynamic and intelligent load management pattern, VCU4 calculate the air conditioner that train is capable of providing according to the fault condition of subordinate inverter 2
1 operating power of group, and determine the number M for needing to cut off compressor of air conditioner according to power supply capacity；Temperature sensor 7 will detect simultaneously
To guest room temperature value send to Intelligent air conditioner controller 6, calculated by Intelligent air conditioner controller 6 and need to cut off according to guest room temperature
Then the number N of compressor of air conditioner is determined the number that need to cut off compressor of air conditioner by VCU4 according to power supply capacity and regulation and control demand
Y, due to power supply capacity to be taken into account and regulation and control demand, Y is taken as the smaller value in M and N, finally by 6 basis of Intelligent air conditioner controller
Practical temperature difference situation determines the compressor of air conditioner for cutting off air-conditioner set 1 in which guest room.M or N may be negative value, when it is negative
When value, excision action is negative operation, that is, starts 6 access system of corresponding Intelligent air conditioner controller.VCU4 compares auxiliary inversion
Device 2 loads the magnitude relationship of the nominal load of surplus and air-conditioner set 1, to obtain needing to cut off air-conditioning pressure according to power supply capacity
The number M of contracting machine determines the compressor of air conditioner for needing to cut off to integrate 2 fault condition of subordinate inverter and practical temperature difference situation
Number.
When 6 failure of temperature sensor 7 or Intelligent air conditioner controller, second switch 52 is closed by driver, while first opens
It closes 51 to disconnect, then train enters fixed load management mode, if without 2 failure of subordinate inverter, all air-conditioner sets 1 are according to volume
Determine power work；If there is 2 failure of subordinate inverter, VCU4 is negative according to the quantity of failure subordinate inverter 2 and the fixation of setting
It carries excision scheme and the air-conditioning quantity that each vehicle is cut off is sent to each Intelligent air conditioner controller 6, controlled by Intelligent air conditioner controller 6
Compressor of air conditioner starts or stops in air-conditioner set 1.
Under conditions of subordinate inverter 2 has certain overload capacity, judge to assist by the real-time monitoring of VCU4
The output state of inverter 2 and the output that subordinate inverter 2 is limited within the scope of the overload capacity of subordinate inverter 2, at the same it is auxiliary
It helps the capacity of inverter 2 to report to VCU4, respective load is cut off by VCU4 to avoid being chronically at overload because of subordinate inverter 2
State and damage subordinate inverter 2.
Claims (3)
1. a kind of city rail vehicle auxiliary power supply method uses city rail vehicle auxiliary power supply system, wherein city rail vehicle auxiliary power supply
System includes K sections guest room, often saves objective indoor and air-conditioner set（1）Connected subordinate inverter（2）, the air-conditioner set（1）
It is interior to be equipped with several compressors of air conditioner, which is characterized in that further include the first MVB communication train-lines（3）, each indoor VCU of driver
（4）It is switched with control（5）, often save the indoor Intelligent air conditioner controller of visitor（6）With X temperature sensor（7）；The X temperature
Sensor（7）With the Intelligent air conditioner controller of place guest room（6）It is connected, the control switch（5）Including first switch（51）, institute
State first switch（51）Both ends access the first MVB communicate train-line（3）, the VCU（4）Train-line is communicated with the first MVB（3）
Connect, the subordinate inverter（2）And Intelligent air conditioner controller（6）And VCU（4）It is connected；
Work as VCU（4）It detects and communicates train-line from the first MVB（3）High level signal when, VCU（4）Auxiliary is detected whether
Inverter（2）Failure and determination need to cut off the number M of compressor of air conditioner；Intelligent air conditioner controller simultaneously（6）It is arranged according to inside
Expectation guest room temperature value and X temperature sensor（7）The practical guest room temperature value determination detected need to cut off air conditioner compressed
The number N of machine, Intelligent air conditioner controller（6）N is sent to VCU（4）, VCU（4）By the number for the compressor of air conditioner that need to actually cut off
Mesh Y is taken as the smaller value in M and N, and Y is sent to Intelligent air conditioner controller（6）, Intelligent air conditioner controller（6）It calculates practical
The difference of each guest room temperature averages and each guest room temperature averages and desired guest room temperature value, according to difference by greatly to
Small sequence determines that Y saves guest room, Intelligent air conditioner controller successively（6）Control the air-conditioner set of Y sections guest room（1）Each excision one
Platform compressor of air conditioner.
2. city rail vehicle auxiliary power supply method as described in claim 1, which is characterized in that VCU（4）The method for determining M values is：
If without subordinate inverter（2）Failure, then M is 0；If there is subordinate inverter（2）Failure then calculates subordinate inverter first（2）It is negative
Carry surplus, subordinate inverter（2）Load surplus=normal subordinate inverter（2）Total capacity-subordinate inverter（2）Present load, such as
Subordinate inverter（2）It loads surplus and is less than 0kVA, then M=current excision compressor of air conditioner quantity+K, such as 0kVA≤subordinate inverter
（2）Load surplus≤air-conditioner set（1）Nominal load, then M=current excision compressor of air conditioner quantity, such as subordinate inverter（2）It is negative
It carries surplus and is more than air-conditioner set（1）Nominal load, then M=current excision compressor of air conditioner quantity-K.
3. city rail vehicle auxiliary power supply method as claimed in claim 1 or 2, which is characterized in that the city rail vehicle auxiliary supplies
Electricity further includes the 2nd MVB communication train-lines（8）, the control switch（5）Including with first switch（51）Interlocking second switch
（52）, the second switch（52）Both ends access the 2nd MVB communicate train-line（8）, the VCU（4）It communicates and arranges with the 2nd MVB
Fare（8）Connect；
Work as VCU（4）It detects and communicates train-line from the 2nd MVB（8）High level signal when, if without subordinate inverter（2）Therefore
Hinder, then all air-conditioner sets（1）It works according to rated power；If there is subordinate inverter（2）Failure, then VCU（4）It is auxiliary according to failure
Help inverter（2）Quantity and setting fixed load excision scheme the air-conditioning quantity that each vehicle is cut off is sent to each Intelligent air
Adjust controller（6）, by Intelligent air conditioner controller（6）Control air-conditioner set（1）Interior compressor of air conditioner starts or stops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610062048.4A CN105711422B (en) | 2016-01-29 | 2016-01-29 | A kind of city rail vehicle auxiliary power supply method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610062048.4A CN105711422B (en) | 2016-01-29 | 2016-01-29 | A kind of city rail vehicle auxiliary power supply method |
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| CN105711422A CN105711422A (en) | 2016-06-29 |
| CN105711422B true CN105711422B (en) | 2018-07-31 |
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| CN112311261B (en) * | 2020-10-21 | 2022-06-07 | 中车南京浦镇车辆有限公司 | Duplex starting control circuit of auxiliary inverter of railway vehicle |
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