CN104742918B - Dual power source subway electric transmission rail grinding machine and its powershift method - Google Patents
Dual power source subway electric transmission rail grinding machine and its powershift method Download PDFInfo
- Publication number
- CN104742918B CN104742918B CN201510143766.XA CN201510143766A CN104742918B CN 104742918 B CN104742918 B CN 104742918B CN 201510143766 A CN201510143766 A CN 201510143766A CN 104742918 B CN104742918 B CN 104742918B
- Authority
- CN
- China
- Prior art keywords
- polishing
- grinding machine
- power
- rail grinding
- internal combustion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C13/00—Locomotives or motor railcars characterised by their application to special systems or purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C7/00—Other locomotives or motor railcars characterised by the type of motive power plant used; Locomotives or motor railcars with two or more different kinds or types of motive power
- B61C7/04—Locomotives or motor railcars with two or more different kinds or types of engines, e.g. steam and IC engines
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
- E01B31/02—Working rail or other metal track components on the spot
- E01B31/12—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails
- E01B31/17—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by grinding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a kind of dual power source subway electric transmission rail grinding machine and its powershift method, including power car, and the Operation Van being connected with power car.Power car is provided with pantograph and internal combustion engine generator group, and Operation Van is provided with the polishing dolly for carrying out polishing operation.Rail grinding machine uses contact net as vehicle power resources, or uses internal combustion engine generator group as vehicle power resources.Rail grinding machine in subway electric region, directly by pantograph, from contact net power taking, then after commutation inversion, respectively power by traction electric drive system, polishing system and accessory system；Or generated electricity in non-Electric region by internal combustion engine generator group, then respectively traction electric drive system, polishing system and accessory system are powered after commutation inversion.The present invention can also both use combustion power in non-Electric region as vehicle power resources and carry out traveling and polishing operation by subway contact net power taking, realize the traveling of rail of subway grinding machine and the full electricity of polishing operation process drives.
Description
Technical field
The present invention relates to a kind of railway engineering and vehicle is safeguarded, it is applied to railway engineering more particularly, to one kind and equipment is tieed up
Subway electric transmission rail grinding machine of the protector for collar domain with dual power source and its powershift method.
Background technology
Subway line has a large amount of tunnel sections, and existing rail of subway grinding machine is used as vehicle power using combustion power
Source, in subway tunnel polishing operation, exhaust gases of internal combustion engines is difficult to discharge, the body of a large amount of toxic gases and dust to operating personnel
Body health care belt carrys out very major injury.Meanwhile, cause power reduction, influence vehicle other systems normal work.Rail of subway grinding machine
Installed power is larger, and Fuel Consumption is huge, causes polishing operation cost to be difficult to reduce.Existing rail of subway grinding machine is adopted mostly
Hydrostatic transmissions running technology is used, its hydraulic oil used has leakage pollution environment and disaster hidden-trouble.
At present, in the prior art, the technical scheme being closer to the present invention is the applicant in 02 month 2012 13
Day application, and, Publication No. CN102535280A Chinese invention patent open on 07 04th, 2012《A kind of hybrid power
Rail grinding machine》.The hybrid rail grinding wagon of the invention, which is applied to large-scale track engineering field, has the steel of hybrid power
Rail polishing train work, rail grinding machine includes：More than internal combustion engine driving power car, driven by power power car and a section dragging
Sanding apparatus is installed, hybrid rail grinding wagon is driven when electric region or transit tunnel work by electric power on car, trailer
The pantograph of dynamic power car is from contact net power taking, by transformer pressure-reducing, and passes through current transformer rectification, is reverse into three phase variable frequency change
The alternating current of pressure, for the power needed for traction electric machine and sanding apparatus offer.Hybrid rail grinding wagon switches in non-Electric region
To oil-electric engine integrated mode, the power needed for traveling and sanding apparatus offer for hybrid rail grinding wagon.Should
Invention solves existing grinding machine operation and efficiency of combustion is low, exhaust emission serious, and the high technology of operation and maintenance cost
Problem, makes grinding machine having, the seamless operation of system-wide section is realized in non-Electric region and Close Tunnel.But, the hybrid power of invention description
Rail grinding machine is limited to state's iron electrified circuit and used, and its contact net voltage is 25KVA.Meanwhile, hybrid power steel rail grinding
The vehicle of car is made up of more piece car, and internal combustion drives car and electric drive vehicle on different cars, to be unfavorable for simplifying for vehicle respectively
Change design, provide action edge using hydraulic drive in non-Electric region.
Therefore, also there is following technological deficiency in existing subway grinding machine of the prior art：
(1) existing subway grinding machine uses combustion power, and tail gas can not be excluded when being worked in tunnel, severe contamination ring
Border, harm driving personnel is healthy；
(2) existing subway grinding machine is using internal combustion engine as power, and Fuel Consumption is big, and polishing operation cost is high；
(3) existing subway grinding machine uses hydrostatic running system, and its hydraulic oil used easily pollutes environment, and exists
Certain disaster hidden-trouble.
The content of the invention
In view of this, it is an object of the invention to provide a kind of dual power source subway electric transmission rail grinding machine and its power
Switching method, vehicle power resources can be both used as by subway contact net power taking and have carried out traveling and polishing operation, can also be
Non-Electric region carries out traveling and polishing operation using combustion power, realizes the traveling of rail of subway grinding machine and polishing operation process
Full electricity drives.
In order to realize foregoing invention purpose, the present invention specifically provides a kind of dual power source subway electric transmission rail grinding machine
Technic relization scheme, dual power source subway electric transmission rail grinding machine, including：Power car, and be connected with the power car
Operation Van.The power car is provided with pantograph and internal combustion engine generator group, and the Operation Van, which is provided with, carries out polishing operation
Polishing dolly.The rail grinding machine uses contact net as vehicle power resources, or uses the internal combustion engine generator group conduct
It can be realized between vehicle power resources, two kinds of power resources and not shut down conversion.The rail grinding machine is direct in subway electric region
By the pantograph from the contact net power taking, then the respectively traction fax of the rail grinding machine after commutation inversion
Dynamic system, polishing system and accessory system are powered；Or the rail grinding machine passes through the internal combustion engine generator in subway non-Electric region
Group generates electricity, then the respectively traction electric drive system of the rail grinding machine, polishing system and the auxiliary system after commutation inversion
System power supply.
It is preferred that, the power car is provided with high-voltage board, rectifier cabinet, braking resistor, ripple mill and the wide detecting system of rail, control
Cabinet, traction electric machine, reactor and inversion system, the inversion system further comprise polishing inverter, subordinate inverter and led
Draw inverter；
The dc source for coming from the contact net introduces supply in the power car by the pantograph and high-voltage board
The inversion system；
The alternating current for coming from the internal combustion engine generator group is changed into direct current and supplies institute by the rectifier cabinet after over commutation
Inversion system is stated to use；
The power inverter of two sets of power resources is not homology by the traction invertor, polishing inverter and subordinate inverter
Alternating current needed for system is supplied respectively to the corresponding traction electric drive system, polishing system and accessory system and used；
The electric current for coming from the high-voltage board filters flat ripple into the traction invertor by the reactor, described to lead
Draw inverter to use DC inverter for the traction electric machine for the alternating current of variable-frequency variable-voltage, by controlling the traction inversion
The output characteristics of device controls the vehicle tractive force of the rail grinding machine；
The power supply of the polishing dolly is provided by the polishing inverter；
The braking resistor is connected with the traction invertor, when the traction electric machine is in brake power generating operating mode, passes through
The electric energy that the braking resistor is produced to braking is consumed；
The switch board is arranged on the middle part electric panel room of the power car, for being controlled to the rail grinding machine.
It is preferred that, the power car also includes ripple mill and the wide detecting system of rail, and the ripple mill is set with the wide detecting system of rail
In the bottom of the power car.The ripple mill is examined to the undulatory wear and rail profile of rail respectively with the wide detecting system of rail
Survey, provide subsidiary discriminant for the polishing system, foundation is provided for the polishing control parameter amendment of the polishing system.
It is preferred that, the Operation Van is provided with：
Fire fighting water system for eliminating disaster hidden-trouble on the rail grinding machine, the fire fighting water system further comprises
Water tank, fire-fighting water pond and fire pump station；Sleeper spray system for eliminating dust in steel rail grinding operation；
For the polishing control room being controlled to steel rail grinding operation process；
Unpowered bogie for realizing Operation Van's traveling function；
For the dust arrester being collected to the polishing dust in steel rail grinding operation；
For the polishing hydraulic system for the bistrique angular deflection for controlling the polishing dolly；
Rear end drivers' cab positioned at the Operation Van rear portion.
It is preferred that, the rail grinding machine also includes assistant load, and the contact net and the internal combustion engine generator group are in parallel
Be respectively the traction electric machine as power source, the polishing motor for dolly of polishing, and assistant load powers.Connect when by described
During net-fault power supply, pantograph obtains electric energy from contact net, and electric energy is after the high-voltage board, then passes through the reactor, traction
Inverter is that the traction electric machine is powered, and is powered by the polishing inverter for the polishing motor, inverse by the auxiliary
Become device to power into the assistant load.When being powered by the internal combustion engine generator group, the electricity that the internal combustion engine generator group is sent
It can sequentially pass through after the rectifier cabinet, high-voltage board, then for the traction electric machine electricity is provided by the reactor, traction invertor
Source, is powered by the polishing inverter for the polishing motor, is that the assistant load is powered by the subordinate inverter.
The traction electric machine converts electric energy to mechanical energy, and wheel pair is transferred to by gear-box, drives the rail grinding machine to advance,
During the rail grinding machine braking, the traction electric machine is in generating operation mode, and the mechanical energy of wheel is changed into electric energy, passes through institute
Traction invertor conversion is stated, electric energy is converted into heat energy by the braking resistor, dissipated in atmosphere.
It is preferred that, the rail grinding machine only includes a section power car, and the section operation being connected with the power car
Car.
The present invention also specifically provides a kind of dual power source subway electric transmission rail based on above-mentioned rail grinding machine in addition
The technic relization scheme of grinding machine powershift method, the dual power source subway electric transmission rail grinding machine power of rail grinding machine
Switching method, including：The power supply process of internal combustion engine generator group is switched to from contact net and switches to contact from internal combustion engine generator group
The power supply process of net.
When rail grinding machine is in original state using being powered from the contact net, when needing to switch in described
When firing electric set electric supply, switching is followed the steps below：
Close the D.C. contactor between the pantograph and the rectifier cabinet；
Start the internal combustion engine generator group operation；
Switch board automatically adjusts the generator of the internal combustion engine generator group by the feedback line voltage BV1 of the contact net
Excitation voltage, makes the output voltage BV2 of the rectifier cabinet reach that BV1+V, wherein V are a setting by minimum (DC1000V)
Threshold voltage value；
When the output voltage BV2 of the rectifier cabinet reaches BV1+V, the power source of the rail grinding machine is cut
Change：Fast DC Circuit Breaker is disconnected, the power supply that the pantograph is accessed from the contact net is cut off, switching is completed.
Powered when rail grinding machine is in original state using the internal combustion engine generator group, when needs switch to described connect
During net-fault power supply, follow these steps to switch over：
The pantograph performs rising bow operation；
The switch board automatically adjusts the hair of the internal combustion engine generator group by the feedback line voltage BV1 of the contact net
Motor excitation voltage, makes the output voltage BV2 of the rectifier cabinet reach that BV1+V, wherein V set for one by minimum (DC1000V)
Fixed threshold voltage value；
When the output voltage BV2 of the rectifier cabinet reaches BV1+V, the power source of the rail grinding machine is cut
Change：Fast DC Circuit Breaker is closed, the power supply for coming from the contact net is accessed by the pantograph；
The switch board automatically adjusts the generator excitation voltage of the internal combustion engine generator group, makes the output of the rectifier cabinet
Voltage BV2 gradually decreases down minimum (DC1000V)；
The D.C. contactor is disconnected, the internal combustion engine generator group is shut down, and switching is completed.
By implementing dual power source subway electric transmission rail grinding machine and its powershift method that the invention described above is provided
Technical scheme, have the advantages that：
(1) when the present invention is applied to rail of subway polishing, the application of contact net electric energy is realized in subway contact net circuit,
Economic, environmental protection, safety, can also use combustion power to enter row line polishing operation on contactless netting twine road；
(2) present invention uses vehicle dual power source driving structure, and vehicle is made up of two section cars, and combustion power is moved with contact net
Power is arranged on a section car, no matter is traction electric transmission in electric region or the non-Electric region traveling kind of drive, while double dynamical
Source from contact net power taking for vehicle can provide power in subway line, reduce environmental pollution, realize clean energy resource
Utilize, reduce steel rail grinding operating cost；
(3) present invention realizes traction electric transmission traction technique and applied on subway grinding machine, realizes from traveling driving
Driven with the full electricity of polishing operation, it is to avoid the environmental pollution of the hydraulic oil of grinding machine hydraulic pressure walking system and disaster hidden-trouble.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described.It should be evident that drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other embodiments are obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of embodiment of dual power source subway electric transmission rail grinding machine of the present invention；
Fig. 2 is the structure of power car in a kind of embodiment of dual power source subway electric transmission rail grinding machine of the present invention
Schematic front view；
Fig. 3 is the structure of power car in a kind of embodiment of dual power source subway electric transmission rail grinding machine of the present invention
Diagrammatic top view；
Fig. 4 is the structure of Operation Van in a kind of embodiment of dual power source subway electric transmission rail grinding machine of the present invention
Schematic front view；
Fig. 5 is the structure of Operation Van in a kind of embodiment of dual power source subway electric transmission rail grinding machine of the present invention
Diagrammatic top view；
Fig. 6 is a kind of vehicle power transmission of embodiment of dual power source subway electric transmission rail grinding machine of the present invention
Schematic block diagram；
Fig. 7 is a kind of main circuit structure frame of embodiment of dual power source subway electric transmission rail grinding machine of the present invention
Figure；
During Fig. 8 is a kind of embodiment of dual power source subway electric transmission rail grinding machine powershift method of the present invention
The power supply schematic flow sheet of internal combustion engine generator group is switched to from contact net；
During Fig. 9 is a kind of embodiment of dual power source subway electric transmission rail grinding machine powershift method of the present invention
The power supply schematic flow sheet of contact net is switched to from internal combustion engine generator group；
In figure：In 100- power cars, 200- Operation Vans, 300- contact nets, 1- pantographs, 2- high-voltage boards, 3- rectifier cabinets, 4-
Generating set is fired, 5- braking resistors, 6- polishing inverters, 7- ripples are ground and the wide detecting system of rail, 8- switch boards, 9- traction electric machines,
10- subordinate inverters, 11- traction invertors, 12- reactors, 13- sleeper spray systems, 14- polishing control electric equipment compartment, 15- without
Power truck, 16- water tanks, 17- fire-fighting water ponds, 18- dust arresters, 19- polishing dollies, 20- polishing hydraulic systems, 21- fire-fightings
Pumping plant, 22- rear ends drivers' cab, 23- polishing motors, 24- assistant loads, 25- internal combustion engines, 26- generators, 27- front ends drivers' cab,
QF1- Fast DC Circuit Breakers, VD1- hold-off diodes, FS- piezo-resistances, EB- grounding carbon brushs, KM1- D.C. contactors, BV1-
First voltage sensor, BV2- second voltage sensors, the braking resistors of R1- first, the braking resistors of R2- second.
Embodiment
For the sake of quoting and understanding, by the technical term hereinafter used, write a Chinese character in simplified form or abridge and be described below：
Dual power source：Vehicle has two kinds of energy sources；
Seamless switching：Two kinds of power supplys are during power switching, and all electrical appliances being capable of normal work.
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, clear, complete description is carried out to the technical scheme in the embodiment of the present invention.Obviously, described embodiment is only
Only it is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the common skill in this area
All other embodiment that art personnel are obtained under the premise of creative work is not made, belongs to the model that the present invention is protected
Enclose.
As shown in accompanying drawing 1 to accompanying drawing 9, give dual power source subway electric transmission rail grinding machine of the present invention and its power is cut
The specific embodiment of method is changed, the invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in accompanying drawing 1 and accompanying drawing 6, a kind of specific embodiment of dual power source subway electric transmission rail grinding machine, including
One section power car 100, and the section Operation Van 200 being connected with power car 100.Power car 100 is provided with pantograph 1 and internal combustion
Generating set 4, Operation Van 200 is provided with two polishing dollies 19 for carrying out polishing operation.Rail grinding machine uses contact net 300
As vehicle power resources, or internal combustion engine generator group 4 is used as vehicle power resources, can be realized not between two kinds of power resources
Shut down conversion.Rail grinding machine is in subway electric region directly by being arranged at the pantograph 1 of car body top from subway contact net 300
Power taking, then traction electric drive system, polishing system and the accessory system of respectively rail grinding machine are powered after commutation inversion；
Or rail grinding machine switches to internal combustion mode in subway non-Electric region, generated electricity by internal combustion engine generator group 4, then after commutation inversion
Traction electric drive system, polishing system and the accessory system of respectively rail grinding machine are powered.The specific embodiment of the invention is described
Above-mentioned electric transmission rail grinding machine be applied to subway, with two power resources, can both be made by the power taking of subway contact net
Traveling and polishing operation are carried out for vehicle power resources, traveling can also be carried out using combustion power in non-Electric region and polishing is made
Industry.Vehicle walking system is traction electric transmission, and the full electricity for realizing the traveling of rail of subway grinding machine and polishing operation drives.
As shown in accompanying drawing 2 and accompanying drawing 3, power car 100 is disposed with overhead current collection system and moved for two sets with combustion power system
Power source, and electric transmission trailer system, and further comprise front end drivers' cab 27, overhead current collection system, combustion power system,
Draw electric drive system and switch board 8；
Overhead current collection system includes pantograph 1 and high-voltage board 2, and the dc source for coming from contact net 300 passes through by electricity
Bow 1 and high-voltage board 2 introduce supply inversion system in power car 100；
Combustion power system includes internal combustion engine generator group 4 and rectifier cabinet 3, and rectifier cabinet 3 will come from internal combustion engine generator group 4
AC power is changed into direct current after over commutation and used for inversion system；
Inversion system includes polishing inverter 6, subordinate inverter 10 and traction invertor 11, can be by two sets of power resources
Power inverter traction electric drive system, polishing system and accessory system be supplied respectively to for the alternating current needed for different system make
With the power supply of polishing dolly 19 is provided by polishing inverter 6；
Drawing electric drive system includes braking resistor 5, traction electric machine 9 and reactor 12, comes from the electric current warp of high-voltage board 2
Cross reactor 12 and filter flat ripple into traction invertor 11, traction invertor 11 is by alternating current that DC inverter is variable-frequency variable-voltage
Used for traction electric machine 9, by controlling the output characteristics of traction invertor 11 to control the vehicle tractive force of rail grinding machine；
Braking resistor 5 is connected with traction invertor 11, when traction electric machine 9 is in brake power generating operating mode, passes through braking resistor 5
The electric energy that braking is produced is consumed；
Switch board 8 is arranged on the middle part electric equipment compartment of power car 100, for being controlled to rail grinding machine.
Power car 100 still further comprises ripple mill and the wide detecting system 7 of rail, and ripple mill is arranged on dynamic with the wide detecting system 7 of rail
The bottom of power car 100.Ripple is ground to be detected to the undulatory wear and rail profile of rail respectively with the wide detecting system 7 of rail, to beat
Grinding system provides subsidiary discriminant, and foundation is provided for the polishing control parameter amendment of polishing system.
As shown in figures 4 and 5, Operation Van 200 is further provided with：
Fire fighting water system for eliminating disaster hidden-trouble on rail grinding machine, fire fighting water system further comprise water tank 16,
Fire-fighting water pond 17 and fire pump station 21；
Two sets of sleeper spray systems 13 for eliminating dust in steel rail grinding operation；
For the polishing control room 14 being controlled to steel rail grinding operation process；
Two unpowered bogies 15 for realizing the traveling function of Operation Van 200；
For two dust arresters 18 being collected to the polishing dust in steel rail grinding operation；
For the polishing hydraulic system 20 for the bistrique angular deflection for controlling polishing dolly 19；
Rear end drivers' cab 22 positioned at the rear portion of Operation Van 200.
Inverter 6 of polishing is that 16 polishing motors 23 of polishing dolly 19 on grinding machine 200 provide power supply.
As shown in accompanying drawing 6 and accompanying drawing 7, rail grinding machine still further comprises assistant load 24, and assistant load 24 is typically wrapped
Battery, electric heating system, ventilating system, dust arrester, hydraulic power unit, air-conditioning system, vehicle illuminator, air compressor machine are included, and
Detecting system etc..The major function of dual power source subway electric transmission rail grinding machine main circuit is for traction electric machine 9, polishing motor
23 and the assistant load 24 of vehicle power, while realize contact net power and internal combustion engine generator group power between seamless switching.
Contact net 300 and the parallel connection of internal combustion engine generator group 4 are respectively traction electric machine 9 as power source, the polishing motor 23 for dolly 19 of polishing,
And assistant load 24 is powered.When being powered by contact net 300, pantograph 1 obtains electric energy from contact net 300, and electric energy passes through
After high-voltage board 23, then by reactor 12, traction invertor 11 be traction electric machine 9 power, by polish inverter 6 for polishing electricity
Machine 23 is powered, and is that assistant load 24 is powered by subordinate inverter 10.When being powered by internal combustion engine generator group 4, internal combustion generates electricity
The electric energy that unit 4 is sent is sequentially passed through after rectifier cabinet 3, high-voltage board 2, then electric for traction by reactor 12, traction invertor 11
Machine 9 provides power supply, and by polishing, inverter 6 is powered for polishing motor 23, is that assistant load 24 is powered by subordinate inverter 10.
When being powered by the variable-frequency variable-voltage of traction invertor 11 for traction electric machine 9, traction invertor 11 exports variable voltage variable frequency power supply to traction
Motor 9.Traction electric machine 9 converts electric energy to mechanical energy, and wheel pair is transferred to by gear-box, and driving rail grinding machine advances,
When rail grinding machine is braked, traction electric machine 9 is in generating operation mode, the mechanical energy of wheel is changed into electric energy, by drawing inversion
Device 11 is changed, and electric energy is converted into heat energy by braking resistor 5, dissipated in atmosphere.Wherein in figure 6, AP is pantograph,
QF1 is Fast DC Circuit Breaker, and VD1 is hold-off diode, and FS is piezo-resistance, and EB is grounding carbon brush, and KM1 contacts for direct current
Device, BV1, BV2 are voltage sensor, and R1, R2 are braking resistor.
It should be strongly noted that in addition to above-mentioned specific embodiment, dual power source subway electric transmission rail of the present invention
Grinding machine can also use the following two kinds arrangement：
(1) vehicle is made up of more piece car, and it is traction (power) car to have part car, and dual power source is provided with thereon and is carried for vehicle
Alternating current drive is used for power, the kind of drive.Other cars are Operation Van, and dolly and the dust-precipitating system etc. of only polishing polishing are aided in
System, without power source and trailer system.
(2) vehicle is made up of at least two section cars, and each section car is to have double acting on independent rail of subway grinding machine, car
Power source provides power, and the kind of drive uses alternating current drive, and is provided with the polishing accessory system such as polishing dolly, dust-precipitating system.
As illustrated in Figure 8 and 9 reference, a kind of dual power source subway electric transmission steel rail grinding based on above-mentioned rail grinding machine
The specific embodiment of car powershift method, including：The power supply process of internal combustion engine generator group 4 is switched to from contact net 300, and
The power supply process of contact net 300 is switched to from internal combustion engine generator group 4, so as to realize double dynamical seamless switching.This method include with
Lower step：
When rail grinding machine is in original state using being powered from contact net 300, when needing to switch to internal combustion hair
When group of motors 4 is powered, switching is followed the steps below：
Close D.C. contactor KM1；
Start internal combustion engine generator group 4 to run；
Switch board 8 automatically adjusts the generator 26 of internal combustion engine generator group 4 by the feedback line voltage BV1 of contact net 300
Excitation voltage, makes the output voltage BV2 of rectifier cabinet 3 reach (BV1+100) V by minimum (DC1000V)；
When the output voltage BV2 of rectifier cabinet 3 reaches (BV1+100) V, operator is beaten rail according to the prompting on screen
The power source of mill car is switched over：Fast DC Circuit Breaker QF1 is disconnected, the power supply that pantograph 1 is accessed from contact net 300 is cut off,
Switching is completed.
Powered when rail grinding machine is in original state using internal combustion engine generator group 4, when needing to switch to contact net 300
During power supply, follow these steps to switch over：
Pantograph 1 performs rising bow operation；
Switch board 8 automatically adjusts the generator 26 of internal combustion engine generator group 4 by the feedback line voltage BV1 of contact net 300
Excitation voltage, makes the output voltage BV2 of rectifier cabinet 3 reach (BV1+100) V by minimum (DC1000V)；
When the output voltage BV2 of rectifier cabinet 3 reaches (BV1+100) V, the power source of rail grinding machine is switched over：
Fast DC Circuit Breaker QF1 is closed, the power supply for coming from contact net 300 is accessed by pantograph 1；
Switch board 8 automatically adjusts the excitation voltage of generator 26 of internal combustion engine generator group 4, makes the output voltage BV2 of rectifier cabinet 3
Gradually decrease down minimum (DC1000V)；
D.C. contactor KM1 is disconnected, internal combustion engine generator group 4 is shut down, switching is completed.
Cut by the dual power source subway electric transmission rail grinding machine and its power of implementing specific embodiment of the invention description
The technical scheme of method is changed, following technique effect can be produced：
(1) the dual power source subway electric transmission rail grinding machine and its powershift method of specific embodiment of the invention description
When being polished applied to rail of subway, the application of contact net electric energy is realized in subway contact net circuit, it is economical, environmentally friendly, safe,
Contactless netting twine road can also use combustion power to enter row line polishing operation；
(2) the dual power source subway electric transmission rail grinding machine of specific embodiment of the invention description uses vehicle dual power source
Driving structure, vehicle is made up of two section cars, and combustion power and contact net power are arranged on a section car, no matter in electric region or
The non-Electric region traveling kind of drive is traction electric transmission, at the same dual power source can in subway line from contact net power taking to be whole
Car provides power, reduces environmental pollution, realizes the utilization of clean energy resource, reduces steel rail grinding operating cost；
(3) the dual power source subway electric transmission rail grinding machine and its powershift method of specific embodiment of the invention description
Realize traction electric transmission traction technique to apply on subway grinding machine, realize the full electricity from traveling driving and polishing operation
Drive, it is to avoid the environmental pollution of the hydraulic oil of grinding machine hydraulic pressure walking system and disaster hidden-trouble.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The above described is only a preferred embodiment of the present invention, not making any formal limitation to the present invention.Though
So the present invention is disclosed as above with preferred embodiment, but is not limited to the present invention.It is any to be familiar with those skilled in the art
Member, in the case where not departing from the Spirit Essence and technical scheme of the present invention, all using in the methods and techniques of the disclosure above
Appearance makes many possible variations and modification to technical solution of the present invention, or is revised as the equivalent embodiment of equivalent variations.Therefore,
Every content without departing from technical solution of the present invention, the technical spirit according to the present invention is to made for any of the above embodiments any simple
Modification, equivalent substitution, equivalence changes and modification, still fall within the scope of technical solution of the present invention protection.
Claims (6)
1. a kind of dual power source subway electric transmission rail grinding machine, it is characterised in that：Including power car (100), and with it is described
The connected Operation Van (200) of power car (100)；The power car (100) is provided with pantograph (1) and internal combustion engine generator group (4),
The Operation Van (200) is provided with the polishing dolly (19) for carrying out polishing operation；The rail grinding machine uses contact net (300)
As vehicle power resources, or the internal combustion engine generator group (4) is used as vehicle power resources, energy between two kinds of power resources
Conversion is not shut down in realization；The rail grinding machine is in subway electric region directly by the pantograph (1) from the contact net
(300) power taking, then respectively traction electric drive system, polishing system and the auxiliary of the rail grinding machine after commutation inversion
System power supply；Or the rail grinding machine is generated electricity in subway non-Electric region by the internal combustion engine generator group (4), then it is inverse through over commutation
Traction electric drive system, polishing system and the accessory system of the respectively rail grinding machine are powered after change；The power car
(100) high-voltage board (2), rectifier cabinet (3), braking resistor (5), ripple mill and rail exterior feature detecting system (7) are provided with, switch board (8), is led
Draw motor (9), reactor (12) and inversion system, the inversion system further comprises polishing inverter (6), subordinate inverter
And traction invertor (11) (10)；
The dc source for coming from the contact net (300) introduces the power car by the pantograph (1) and high-voltage board (2)
(100) the supply inversion system in；
The alternating current for coming from the internal combustion engine generator group (4) is changed into direct current and supplied by the rectifier cabinet (3) after over commutation
The inversion system is used；
The traction invertor (11), polishing inverter (6) and subordinate inverter (10) are by the power inverter of two sets of power resources
The corresponding traction electric drive system, polishing system and accessory system are supplied respectively to for the alternating current needed for different system to be made
With；
The electric current for coming from the high-voltage board (2) filters flat ripple into the traction invertor by the reactor (12)
(11), the traction invertor (11) uses DC inverter for the alternating current of variable-frequency variable-voltage for the traction electric machine (9), leads to
Cross the vehicle tractive force for controlling the output characteristics of the traction invertor (11) to control the rail grinding machine；
The power supply of the polishing dolly (19) is provided by the polishing inverter (6)；
The braking resistor (5) is connected with the traction invertor (11), when the traction electric machine (9) is in brake power generating work
Condition, the electric energy produced by the braking resistor (5) to braking is consumed；
The switch board (8) is arranged on the middle part electric panel room of the power car (100), for entering to the rail of subway grinding machine
Row control.
2. dual power source subway electric transmission rail grinding machine according to claim 1, it is characterised in that：The power car
(100) ripple mill and the wide detecting system (7) of rail are also included, the ripple mill is arranged on the power car with the wide detecting system (7) of rail
(100) bottom；The ripple is ground to be detected to the undulatory wear and rail profile of rail respectively with the wide detecting system (7) of rail,
Subsidiary discriminant is provided for the polishing system, foundation is provided for the polishing control parameter amendment of the polishing system.
3. dual power source subway electric transmission rail grinding machine according to claim 1 or 2, it is characterised in that the operation
Car (200) is provided with：
Fire fighting water system for eliminating disaster hidden-trouble on the rail grinding machine, the fire fighting water system further comprises water tank
(16), fire-fighting water pond (17) and fire pump station (21)；
Sleeper spray system (13) for eliminating dust in steel rail grinding operation；
For the polishing control room (14) being controlled to steel rail grinding operation process；
Unpowered bogie (15) for realizing the Operation Van (200) traveling function；
For the dust arrester (18) being collected to the polishing dust in steel rail grinding operation；
For the polishing hydraulic system (20) for the bistrique angular deflection for controlling the polishing dolly (19)；
Rear end drivers' cab (22) positioned at the Operation Van (200) rear portion.
4. dual power source subway electric transmission rail grinding machine according to claim 3, it is characterised in that：The steel rail grinding
Car also includes assistant load (24), and the contact net (300) and the internal combustion engine generator group (4) are in parallel as power source to be respectively
The traction electric machine (9), the polishing motor (23) of polishing dolly (19), and assistant load (24) power supply；Connect when by described
During net-fault (300) power supply, pantograph (1) obtains electric energy from contact net (300), and electric energy is after the high-voltage board (23), then leads to
Cross the reactor (12), traction invertor (11) to power for the traction electric machine (9), be by the polishing inverter (6)
Polishing motor (23) power supply, is powered by the subordinate inverter (10) for the assistant load (24)；When by described
When internal combustion engine generator group (4) is powered, the electric energy that the internal combustion engine generator group (4) sends sequentially passes through the rectifier cabinet (3), high pressure
After cabinet (2), then by the reactor (12), traction invertor (11) be the traction electric machine (9) provide power supply, by described
Inverter (6) of polishing is polishing motor (23) power supply, is the assistant load (24) by the subordinate inverter (10)
Power supply；The traction electric machine (9) converts electric energy to mechanical energy, and wheel pair is transferred to by gear-box, drives the steel rail grinding
Chinese herbaceous peony is entered, when the rail grinding machine is braked, and the traction electric machine (9) is in generating operation mode, and the mechanical energy of wheel is converted
Into electric energy, changed by the traction invertor (11), electric energy is converted into heat energy by the braking resistor (5), is dissipated in
In air.
5. the dual power source subway electric transmission rail grinding machine according to claim 1,2 or 4 any one, it is characterised in that：
The rail grinding machine only includes a section power car (100), and the section Operation Van being connected with the power car (100)
(200)。
6. a kind of dual power source subway electric transmission rail grinding machine based on any one of claim 1 to 5 rail grinding machine
Powershift method, it is characterised in that including：From contact net (300) switch to internal combustion engine generator group (4) power supply process and from
Internal combustion engine generator group (4) switches to the power supply process of contact net (300)；
It is described when needing to switch to when rail grinding machine is in original state using being powered from the contact net (300)
When internal combustion engine generator group (4) is powered, switching is followed the steps below：
Close the D.C. contactor (KM1) between the pantograph (1) and the rectifier cabinet (3)；
Start internal combustion engine generator group (4) operation；
Switch board (8) automatically adjusts the internal combustion engine generator group (4) by the feedback line voltage BV1 of the contact net (300)
Generator (26) excitation voltage, the output voltage BV2 of the rectifier cabinet (3) is reached that BV1+V, wherein V are one by minimum
The threshold voltage value of setting；
When the output voltage BV2 of the rectifier cabinet (3) reaches BV1+V, the power source of the rail grinding machine is switched over：
Fast DC Circuit Breaker (QF1) is disconnected, the power supply that the pantograph (1) is accessed from the contact net (300) is cut off, has switched
Into；
When rail grinding machine is in original state using the internal combustion engine generator group (4) power supply, when needs switch to described connect
During net-fault (300) power supply, follow these steps to switch over：
The pantograph (1) performs rising bow operation；
The switch board (27) automatically adjusts the internal combustion engine generator by the feedback line voltage BV1 of the contact net (300)
Generator (26) excitation voltage of group (4), makes the output voltage BV2 of the rectifier cabinet (3) reach BV1+V, wherein V by minimum
For the threshold voltage value of a setting；
When the output voltage BV2 of the rectifier cabinet (3) reaches BV1+V, the power source of the rail grinding machine is switched over：
Fast DC Circuit Breaker (QF1) is closed, the power supply for coming from the contact net (300) is accessed by the pantograph (1)；
The switch board (8) automatically adjusts generator (26) excitation voltage of the internal combustion engine generator group (4), makes the rectifier cabinet
(3) output voltage BV2 gradually decreases down minimum；
The D.C. contactor (KM1) is disconnected, the internal combustion engine generator group (4) is shut down, and switching is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510143766.XA CN104742918B (en) | 2015-03-30 | 2015-03-30 | Dual power source subway electric transmission rail grinding machine and its powershift method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510143766.XA CN104742918B (en) | 2015-03-30 | 2015-03-30 | Dual power source subway electric transmission rail grinding machine and its powershift method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104742918A CN104742918A (en) | 2015-07-01 |
| CN104742918B true CN104742918B (en) | 2017-09-22 |
Family
ID=53583354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510143766.XA Active CN104742918B (en) | 2015-03-30 | 2015-03-30 | Dual power source subway electric transmission rail grinding machine and its powershift method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104742918B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2735962C1 (en) * | 2019-07-18 | 2020-11-11 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Самарский государственный университет путей сообщения" | Automated system for heating rail bus in winter conditions |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105256675A (en) * | 2015-11-03 | 2016-01-20 | 株洲南车时代电气股份有限公司 | Electric transmission system of dual-power metro grinding car and power switching method |
| CN105568798B (en) * | 2016-01-08 | 2017-05-03 | 中铁第四勘察设计院集团有限公司 | Monitoring device and method for canting of sleepers in rail telescopic adjusting device regions of ballast track |
| CN107299567B (en) * | 2017-06-27 | 2023-06-20 | 北京拓博尔轨道维护技术有限公司 | Dual-power steel rail milling and grinding vehicle for electric contact network and storage battery pack |
| CN107618379B (en) * | 2017-09-20 | 2021-04-02 | 株洲时代电子技术有限公司 | Switching control method for hybrid power source of railway engineering machinery |
| AT520497B1 (en) * | 2017-10-03 | 2020-01-15 | Plasser & Theurer Export Von Bahnbaumaschinen Gmbh | Track construction machine for compacting ballast |
| CN109980767A (en) * | 2017-12-27 | 2019-07-05 | 株洲中车时代电气股份有限公司 | A kind of double dynamical powering mode seamless handover method of locomotive |
| CN108583597A (en) * | 2018-06-19 | 2018-09-28 | 宝鸡中车时代工程机械有限公司 | Tunnel defect based on mixing electric transmission detects vehicle |
| CN109412469B (en) * | 2018-10-15 | 2021-01-26 | 中车大连机车车辆有限公司 | Traction converter system main circuit, control method and system |
| CN109435978A (en) * | 2018-11-12 | 2019-03-08 | 中车资阳机车有限公司 | A kind of electric hybrid vehicle energy management control system and control method |
| CN110843804B (en) * | 2019-11-11 | 2024-03-15 | 中铁第四勘察设计院集团有限公司 | Dual-power constant low-speed steel rail laser strengthening vehicle and control method thereof |
| CN112553986A (en) * | 2020-11-30 | 2021-03-26 | 宝鸡中车时代工程机械有限公司 | Hybrid rail grinding wagon |
| CN112553987A (en) * | 2020-11-30 | 2021-03-26 | 宝鸡中车时代工程机械有限公司 | Novel hybrid subway rail grinding wagon |
| CN113306577B (en) * | 2021-07-30 | 2021-10-26 | 深圳嘉信立诚科技有限公司 | Hybrid locomotive system for rail transit |
| CN114633640B (en) * | 2022-01-17 | 2023-09-26 | 中车青岛四方机车车辆股份有限公司 | Power switching system and method of railway vehicle and railway vehicle |
| CN115489570B (en) * | 2022-09-29 | 2023-06-30 | 中车大连机车车辆有限公司 | Method and system for controlling passing neutral section stability of internal electric double-source rail motor train unit |
| CN116674596A (en) * | 2023-06-29 | 2023-09-01 | 中车株洲电力机车有限公司 | Control method and related components of hybrid power locomotive |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535280A (en) * | 2012-02-13 | 2012-07-04 | 株洲时代电子技术有限公司 | Hybrid rail grinding wagon |
| CN202688807U (en) * | 2012-02-13 | 2013-01-23 | 株洲时代电子技术有限公司 | Hybrid power steel rail grinding wagon |
| DE102011118951A1 (en) * | 2011-11-21 | 2013-05-23 | DB Systemtechnik GmbH | Arrangement for operating multi-component drive of rail-mounted vehicle, has conditioning apparatus, radiator, battery mounting, intermediate circuit box and auxiliary operation converter located on roof and coupled with power pack |
| CN103129566A (en) * | 2011-11-24 | 2013-06-05 | 金鹰重型工程机械有限公司 | Track double-dynamical engineering vehicle |
| CN203727372U (en) * | 2014-01-22 | 2014-07-23 | 宝鸡南车时代工程机械有限公司 | Subway steel rail grinding wagon with power |
| CN204567672U (en) * | 2015-03-30 | 2015-08-19 | 株洲时代电子技术有限公司 | A kind of dual power source subway electric transmission rail grinding machine |
-
2015
- 2015-03-30 CN CN201510143766.XA patent/CN104742918B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011118951A1 (en) * | 2011-11-21 | 2013-05-23 | DB Systemtechnik GmbH | Arrangement for operating multi-component drive of rail-mounted vehicle, has conditioning apparatus, radiator, battery mounting, intermediate circuit box and auxiliary operation converter located on roof and coupled with power pack |
| CN103129566A (en) * | 2011-11-24 | 2013-06-05 | 金鹰重型工程机械有限公司 | Track double-dynamical engineering vehicle |
| CN102535280A (en) * | 2012-02-13 | 2012-07-04 | 株洲时代电子技术有限公司 | Hybrid rail grinding wagon |
| CN202688807U (en) * | 2012-02-13 | 2013-01-23 | 株洲时代电子技术有限公司 | Hybrid power steel rail grinding wagon |
| CN203727372U (en) * | 2014-01-22 | 2014-07-23 | 宝鸡南车时代工程机械有限公司 | Subway steel rail grinding wagon with power |
| CN204567672U (en) * | 2015-03-30 | 2015-08-19 | 株洲时代电子技术有限公司 | A kind of dual power source subway electric transmission rail grinding machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2735962C1 (en) * | 2019-07-18 | 2020-11-11 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Самарский государственный университет путей сообщения" | Automated system for heating rail bus in winter conditions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104742918A (en) | 2015-07-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104742918B (en) | Dual power source subway electric transmission rail grinding machine and its powershift method | |
| CN102535280B (en) | Hybrid rail grinding wagon | |
| CN204567672U (en) | A kind of dual power source subway electric transmission rail grinding machine | |
| CN104648170B (en) | A kind of intercity car electric traction system of double-current system | |
| CN204605546U (en) | A kind of traction convertor power circuit | |
| CN203126502U (en) | Electric internal-combustion dual-powder locomotive | |
| CN103158566A (en) | Alternating current transmission system | |
| CN103640577B (en) | Battery trolley locomotive controller, control system and Dual-energy source subway engineering car | |
| CN112758111A (en) | Rail engineering vehicle transmission system, method and application thereof | |
| CN104648169A (en) | Power supplying device for electric locomotive and train | |
| CN108016457A (en) | Battery AC electric transmission Operation Van | |
| CN202688807U (en) | Hybrid power steel rail grinding wagon | |
| CN109861367A (en) | A kind of electric locomotive power supply system | |
| CN211947737U (en) | Double dynamical source rail car of polishing | |
| CN105711606A (en) | 1000kW-power-grade pure electric alternating current driving shunting locomotive | |
| CN205554191U (en) | 1000kW power grade electricelectric moves and exchanges transmission shunting loco | |
| CN204055775U (en) | Battery trolley locomotive controller, control system and Dual-energy source subway engineering car | |
| CN109606395B (en) | Power transmission method for rail operation vehicle | |
| CN109577117B (en) | Transmission system of rail operation vehicle | |
| CN201834012U (en) | Alternating current transmission rapid rail car | |
| CN111155380A (en) | Rail grinding wagon | |
| CN108068634A (en) | A kind of hybrid power DC drive railcar | |
| CN206186812U (en) | Straight alternating current of double dynamical friendship passes railcar | |
| CN203485926U (en) | DC powered air-conditioning set of passenger train | |
| CN102303617A (en) | High-speed railway bridge overhaul vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |