CN107187323A - A kind of super capacitor rack rails clamp rail landscape small fire Main Engine - Google Patents
A kind of super capacitor rack rails clamp rail landscape small fire Main Engine Download PDFInfo
- Publication number
- CN107187323A CN107187323A CN201710551416.6A CN201710551416A CN107187323A CN 107187323 A CN107187323 A CN 107187323A CN 201710551416 A CN201710551416 A CN 201710551416A CN 107187323 A CN107187323 A CN 107187323A
- Authority
- CN
- China
- Prior art keywords
- super capacitor
- motor
- hydraulic
- main engine
- small fire
- 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.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 38
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000009194 climbing Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 abstract 1
- 238000005457 optimization Methods 0.000 description 5
- 230000002441 reversible effect Effects 0.000 description 4
- 239000000306 component Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B13/00—Other railway systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
- B61C17/12—Control gear; Arrangements for controlling locomotives from remote points in the train or when operating in multiple units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C3/00—Electric locomotives or railcars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F9/00—Rail vehicles characterised by means for preventing derailing, e.g. by use of guide wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H9/00—Brakes characterised by or modified for their application to special railway systems or purposes
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of super capacitor rack rails clamp rail landscape small fire Main Engine, including super capacitor, capacitance bracket, regulator cubicle, electric cabinet, braking resistor, motor, bell cover, shaft coupling, hydraulic pump, hydraulic oil tank, hydraulic oil cooler, hydraulic control valve block, accumulator, chassis, driver element, hydraulic motor, track and drivers' cab.The beneficial effects of the invention are as follows：Device is using super capacitor as energy supply person, and big with energy density, charging rate is fast, and long lifespan is low temperature resistant, the characteristics of maintenance cost is low, and super capacitor fixes stability when ensuring that it is operated by capacitance bracket；Device is driven using adjustable frequency motor, and environmental protection is without discharge, and noise is small and efficiency high；Using fluid motor-driven, occupy little space, compact conformation is lightweight, and moment of torsion is big；Carried using wheel, rack transmission power mode, climbing capacity is strong；Driver element is provided with guiding mechanism, can prevent derailing, safe.
Description
Technical field
The present invention relates to a kind of landscape small fire Main Engine, specially a kind of super capacitor rack rails clamp rail landscape small fire car owner
Machine, belongs to visit landscape car field.
Background technology
With continuing to develop for national economy, the income of residents is improved year by year, and proportion of the tourist industry in national economy is more next
It is higher.Landscape mini train goes sight-seeing the important vehicles as characteristic scenic spot, and particularly Mountainous Scenic Areas is gone sightseeing, and has attracted more
Carry out more domestic and international tourists.Landscape mini train operationally relies primarily on its internal main frame and provides driving dynamics, therefore,
Main frame is its mostly important core component.
But, existing landscape mini train still has some following weak point when in use with main frame：
1st, using the type of drive of diesel engine, diesel engine noise is big, has waste emission, is disagreed with green economy；
2nd, motor directly drives, and its output torque is smaller, causes the bearing capacity of landscape mini train not strong；
3rd, using stringing formula charge transport mode.Whole path interval needs the cable and support of the transmission energy, investment
It is huge；
4th, the track used is national standard light rail, realizes and walks along the friction with track by wheel, discomfort should have great slope
Scenic spot landform；
5th, using wheel along being oriented to and fixing carrier, radius of turn is larger；
In summary, such small fire Main Engine be not suitable for have great slope, have fluctuating, radius of turn it is small, to environmental protection and
The scenic spot that noise has strict demand is arranged.
The content of the invention
The purpose of the present invention is that provides a kind of super capacitor rack rails clamp rail landscape small fire to solve the above problems
Main Engine.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of super capacitor rack rails clamp rail landscape small fire car owner
Machine, including super capacitor, regulator cubicle, motor, hydraulic pump, chassis and track, the tray bottom install the track, described
Capacitance bracket is installed in super capacitor bottom, and the capacitance bracket is fixedly mounted on above the chassis, and the capacitance bracket bottom
Accumulator is installed in portion side, and hydraulic control valve block is installed in the accumulator side, and hydraulic pressure is installed in the hydraulic control valve block side
Two braking resistors are installed in oil cooler, the hydraulic oil cooler side, and capacitance bracket bottom opposite side installs hydraulic pressure
The regulator cubicle is installed in fuel tank, the super capacitor side, and is installed between the super capacitor and the regulator cubicle described
Bell cover is installed, institute is installed in the bell cover side outside hydraulic pump, the hydraulic pump side installation axle connected device, the axle connected device
Motor is stated, electric cabinet is installed between the regulator cubicle and the motor, the regulator cubicle side sets drivers' cab, the department
Hydraulic motor is installed in machine room side, and driver element is installed in the hydraulic motor side.
It is preferred that, in order that each component is operationally more stably fixed on chassis inside device, the braking
Resistance and regulator cubicle, motor, hydraulic oil tank, hydraulic oil cooler, drivers' cab are bolted on chassis.
It is preferred that, in order that hydraulic pump operationally more safety and firmness, the hydraulic pump is bolted on described
On bell cover, and the bell cover is bolted on the flange of motor.
It is preferred that, in order that driver element can play a supporting role to chassis, the driver element passes through installed in circle
It is connected inside the chute of shape structure with chassis.
It is preferred that, in order to enable devices to stable support in orbit, and nibbling by pin gear and track upper rack
Transmission is closed, the walking of device is realized, the driver element is provided with the road wheel and directive wheel being engaged with track.
It is preferred that, in order that operating personnel can complete to advance in starter, accelerate, slow down, brake, illumination is blown a whistle
Deng operation, and the monitor screen of drivers' cab can show motor speed, road speed, operating pressure, the information such as fault alarm, institute
State and automatically controlled operating-controlling mechanism and monitor screen are provided with drivers' cab.
The beneficial effects of the invention are as follows：Device is used as energy supply person, with energy density greatly, charging using super capacitor
Speed is fast, and long lifespan is low temperature resistant, the characteristics of maintenance cost is low, and super capacitor ensures that its is operated by capacitance bracket fixation
When stability；Device is driven using adjustable frequency motor, and environmental protection is without discharge, and noise is small and efficiency high；Driven using hydraulic motor
It is dynamic, occupy little space, compact conformation is lightweight, and moment of torsion is big；Using rotatable chassis, radius of turn is small；Carried using wheel,
Rack transmits power mode, and climbing capacity is strong；Driver element is provided with guiding mechanism, can prevent derailing, safe；Using failure
Safety-type disc spring braking, brake force is big, and reliability is high；Provided with mechanical centrifugal formula limiter of speed, unexpected car slipping, security can be prevented
It is high；High with control rate using new electronic control system, feature is strong, maintenance facility, can stepless time adjustment；Using VFC system
System, can be used regenerative braking mode, absorb mechanical energy, gives super capacitor charging, more saves.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 installs structural representation in orbit for the present invention；
Fig. 3 is integrally-built top view of the invention；
Fig. 4 is integrally-built side view of the invention；
In figure：1st, super capacitor, 2, capacitance bracket, 3, regulator cubicle, 4, electric cabinet, 5, braking resistor, 6, motor, 7, clock
Type cover, 8, shaft coupling, 9, hydraulic pump, 10, hydraulic oil tank, 11, hydraulic oil cooler, 12, hydraulic control valve block, 13, accumulation of energy
Device, 14, chassis, 15, driver element, 16, hydraulic motor, 17, track, 18, drivers' cab.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to shown in Fig. 1-4, a kind of super capacitor rack rails clamp rail landscape small fire Main Engine, including super capacitor 1, electrically
Cabinet 3, motor 6, hydraulic pump 9, chassis 14 and track 17, the bottom attachment rail 17 of chassis 14, the bottom of super capacitor 1 are installed by electric capacity
Support 2, capacitance bracket 2 is fixedly mounted on the top of chassis 14, and the bottom side of capacitance bracket 2 installs accumulator 13, accumulator 13
Hydraulic control valve block 12 is installed in side, and hydraulic oil cooler 11, hydraulic oil cooler 11 1 are installed in the side of hydraulic control valve block 12
Two braking resistors 5 are installed in side, and the bottom opposite side of capacitance bracket 2 installs hydraulic oil tank 10, and the side of super capacitor 1 is installed electric
Hydraulic pump 9 is installed, the side installation axle connected device 8 of hydraulic pump 9, the outside of axle connected device 8 is pacified between cabinet 3, and super capacitor 1 and regulator cubicle 3
Bell cover 7 is filled, motor 6 is installed in the side of bell cover 7, and electric cabinet 4, the side of regulator cubicle 3 are installed between regulator cubicle 3 and motor 6
Drivers' cab 18 is set, and hydraulic motor 16 is installed in the side of drivers' cab 18, and driver element 15 is installed in the side of hydraulic motor 16.
As a kind of technical optimization scheme of the present invention, braking resistor 5 and regulator cubicle 3, motor 6, hydraulic oil tank
10th, hydraulic oil cooler 11, drivers' cab 18 are bolted on chassis 14, and each component is operationally more inside device
Plus be stably fixed on chassis 14.
As a kind of technical optimization scheme of the present invention, hydraulic pump 9 is bolted on bell cover 7, and bell cover 7
On the flange for being bolted on motor 6, the operationally more safety and firmness of hydraulic pump 9.
As a kind of technical optimization scheme of the present invention, driver element 15 by inside chute installed in circular configuration with
Chassis 14 is connected, and driver element 15 can play a supporting role to chassis 14.
As a kind of technical optimization scheme of the present invention, driver element 15 be provided with the road wheel that is engaged with track 17 and
Directive wheel, what device can be stablized is supported on track 17, and by the engaged transmission of pin gear and the upper rack of track 17, realizes
The walking of device.
As a kind of technical optimization scheme of the present invention, automatically controlled operating-controlling mechanism and monitor screen, operation are provided with drivers' cab 18
Personnel can complete to advance in starter, accelerate, and slow down, and brake, illumination, and blowing a whistle to wait operates, and the monitoring of drivers' cab 18
Motor speed can be shown by shielding, road speed, operating pressure, the information such as fault alarm.
In the use of the present invention, the electric energy for first coming from super capacitor 1 is transported to regulator cubicle 3 by power line, through electric
Reversible transducer in cabinet 3, the direct current electric boosts of voltage value changes into the direct current of stable voltage, is then passed to electrically
On dc bus in cabinet 3, the DC inverter in bus is drive motor 6 using vector control mode by driving frequency converter
Alternating current, power passes to hydraulic pump 9 by adjustable frequency motor 6 by flexible shaft coupling 8, the liquid that hydraulic pump 9 is produced
Pressure energy passes to hydraulic motor 16 by hydraulic oil pipe, and power is transmitted to drive by hydraulic motor 16 by the reduction box of driver element 15
The pin gear of moving cell 15, pin gear is engaged with the rack of track 17, finally realizes the power transmission of locomotive.
And upper electric buffer loop is connected with the reversible transducer in regulator cubicle 3, and reversible transducer is responsible for super capacitor 1
Discharge and recharge, can be by direct current that the direct current electric boost from super capacitor 1 is burning voltage during electric discharge operation；, can during charging
The braking electricity of adjustable frequency motor 6 is used for charge to super capacitor 1.Reversible transducer is connected with driving frequency converter, is driven
Dynamic frequency converter connection adjustable frequency motor 6, driving adjustable frequency motor 6 constant speed operating, regulator cubicle 3 is provided with touch-screen, can shown electrically
System relevant parameter.
When device descending, motor 6 is changed into generator, can be electric energy by the potential energy of device, pass through two-way changing
Device is charged to super capacitor 1, and when super capacitor 1 is full of, unnecessary electric energy is consumed by braking resistor 5.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (6)
1. a kind of super capacitor rack rails clamp rail landscape small fire Main Engine, including super capacitor (1), regulator cubicle (3), motor (6),
Hydraulic pump (9), chassis (14) and track (17), it is characterised in that：The track (17) is installed in chassis (14) bottom, described
Capacitance bracket (2) is installed in super capacitor (1) bottom, and the capacitance bracket (2) is fixedly mounted on above the chassis (14), and institute
State capacitance bracket (2) bottom side and accumulator (13) is installed, hydraulic control valve block (12), institute are installed in accumulator (13) side
State hydraulic control valve block (12) side and hydraulic oil cooler (11) is installed, two systems are installed in hydraulic oil cooler (11) side
Dynamic resistance (5), capacitance bracket (2) bottom opposite side installs hydraulic oil tank (10), and super capacitor (1) side is installed
The regulator cubicle (3), and the hydraulic pump (9), the hydraulic pressure are installed between the super capacitor (1) and the regulator cubicle (3)
Bell cover (7) is installed, institute is installed in bell cover (7) side outside pump (9) side installation axle connected device (8), the axle connected device (8)
Motor (6) is stated, electric cabinet (4) is installed, regulator cubicle (3) side is set between the regulator cubicle (3) and the motor (6)
Drivers' cab (18) is put, hydraulic motor (16) is installed in drivers' cab (18) side, and driving is installed in hydraulic motor (16) side
Unit (15).
2. a kind of super capacitor rack rails clamp rail landscape small fire Main Engine according to claim 1, it is characterised in that：The system
Dynamic resistance (5) and regulator cubicle (3), motor (6), hydraulic oil tank (10), hydraulic oil cooler (11), drivers' cab (18) are
It is bolted on chassis (14).
3. a kind of super capacitor rack rails clamp rail landscape small fire Main Engine according to claim 1, it is characterised in that：The liquid
Press pump (9) is bolted on the bell cover (7), and the bell cover (7) is bolted on motor (6)
On flange.
4. a kind of super capacitor rack rails clamp rail landscape small fire Main Engine according to claim 1, it is characterised in that：It is described to drive
Moving cell (15) inside the chute installed in circular configuration with chassis (14) by being connected.
5. a kind of super capacitor rack rails clamp rail landscape small fire Main Engine according to claim 1, it is characterised in that：It is described to drive
Moving cell (15) is provided with the road wheel and directive wheel being engaged with track (17).
6. a kind of super capacitor rack rails clamp rail landscape small fire Main Engine according to claim 1, it is characterised in that：The department
Automatically controlled operating-controlling mechanism and monitor screen are provided with machine room (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710551416.6A CN107187323A (en) | 2017-07-07 | 2017-07-07 | A kind of super capacitor rack rails clamp rail landscape small fire Main Engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710551416.6A CN107187323A (en) | 2017-07-07 | 2017-07-07 | A kind of super capacitor rack rails clamp rail landscape small fire Main Engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107187323A true CN107187323A (en) | 2017-09-22 |
Family
ID=59882303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710551416.6A Pending CN107187323A (en) | 2017-07-07 | 2017-07-07 | A kind of super capacitor rack rails clamp rail landscape small fire Main Engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107187323A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327731A (en) * | 2018-04-04 | 2018-07-27 | 西南交通大学 | A kind of the mountainous region cog type monorail train and rail system of ramp traction |
| CN108749827A (en) * | 2018-05-02 | 2018-11-06 | 石家庄煤矿机械有限责任公司 | A kind of driving heavy grade rail transport locomotive certainly |
| CN108944962A (en) * | 2018-01-25 | 2018-12-07 | 张世远 | A kind of lifting of low-voltage automatic charging lithium battery self-balancing at a slow speed tourist coach manufacturing method |
| CN110239574A (en) * | 2019-06-25 | 2019-09-17 | 太原矿机电气股份有限公司 | A kind of mine anti-explosion electrical haulage clamp rail rack locomotive |
| CN110311615A (en) * | 2019-07-19 | 2019-10-08 | 沙尔夫矿山机械（徐州）有限公司 | A kind of new energy tooth rail car frequency changing driving system and its design method |
| CN112038055A (en) * | 2020-08-28 | 2020-12-04 | 胡刚毅 | Extra-high voltage converter transformer |
| CN112849170A (en) * | 2021-02-19 | 2021-05-28 | 安徽万航轨道交通装备有限公司 | Oil-electricity hybrid driving device for locomotive |
| CN113525426A (en) * | 2021-05-17 | 2021-10-22 | 中国煤炭科工集团太原研究院有限公司 | Dual-electric-rack-line toothed-rail vehicle transportation system |
| WO2024067532A1 (en) * | 2022-09-29 | 2024-04-04 | 中铁工程机械研究设计院有限公司 | Power system and rail transport vehicle group |
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| JP2000232702A (en) * | 1999-02-10 | 2000-08-22 | Chiyoda Seisakusho:Kk | Battery driven locomotive |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944962A (en) * | 2018-01-25 | 2018-12-07 | 张世远 | A kind of lifting of low-voltage automatic charging lithium battery self-balancing at a slow speed tourist coach manufacturing method |
| CN108327731A (en) * | 2018-04-04 | 2018-07-27 | 西南交通大学 | A kind of the mountainous region cog type monorail train and rail system of ramp traction |
| CN108749827A (en) * | 2018-05-02 | 2018-11-06 | 石家庄煤矿机械有限责任公司 | A kind of driving heavy grade rail transport locomotive certainly |
| CN108749827B (en) * | 2018-05-02 | 2020-04-03 | 石家庄煤矿机械有限责任公司 | Self-driven large-gradient rail transport locomotive |
| CN110239574A (en) * | 2019-06-25 | 2019-09-17 | 太原矿机电气股份有限公司 | A kind of mine anti-explosion electrical haulage clamp rail rack locomotive |
| CN110311615A (en) * | 2019-07-19 | 2019-10-08 | 沙尔夫矿山机械（徐州）有限公司 | A kind of new energy tooth rail car frequency changing driving system and its design method |
| CN112038055A (en) * | 2020-08-28 | 2020-12-04 | 胡刚毅 | Extra-high voltage converter transformer |
| CN112038055B (en) * | 2020-08-28 | 2021-12-24 | 山东凯莱电气设备有限公司 | Extra-high voltage converter transformer |
| CN112849170A (en) * | 2021-02-19 | 2021-05-28 | 安徽万航轨道交通装备有限公司 | Oil-electricity hybrid driving device for locomotive |
| CN112849170B (en) * | 2021-02-19 | 2024-01-05 | 安徽万航轨道交通装备有限公司 | Oil-electricity hybrid driving device for locomotive head of railway locomotive |
| CN113525426A (en) * | 2021-05-17 | 2021-10-22 | 中国煤炭科工集团太原研究院有限公司 | Dual-electric-rack-line toothed-rail vehicle transportation system |
| CN113525426B (en) * | 2021-05-17 | 2022-12-23 | 中国煤炭科工集团太原研究院有限公司 | Dual-electric-rack-line toothed-rail vehicle transportation system |
| WO2024067532A1 (en) * | 2022-09-29 | 2024-04-04 | 中铁工程机械研究设计院有限公司 | Power system and rail transport vehicle group |
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Application publication date: 20170922 |