CN106740244A - Quick-changing type battery fluid presses Brake energy recovery e-bus - Google Patents
Quick-changing type battery fluid presses Brake energy recovery e-bus Download PDFInfo
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- CN106740244A CN106740244A CN201710155233.2A CN201710155233A CN106740244A CN 106740244 A CN106740244 A CN 106740244A CN 201710155233 A CN201710155233 A CN 201710155233A CN 106740244 A CN106740244 A CN 106740244A
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- 238000011084 recovery Methods 0.000 title claims abstract description 29
- 239000012530 fluid Substances 0.000 title claims abstract description 26
- 230000005611 electricity Effects 0.000 claims abstract description 9
- 239000003921 oil Substances 0.000 claims description 24
- 239000010720 hydraulic oil Substances 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000001133 acceleration Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000002689 soil Substances 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 abstract 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/06—Supplying batteries to, or removing batteries from, vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/10—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels by utilising wheel movement for accumulating energy, e.g. driving air compressors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T10/00—Control or regulation for continuous braking making use of fluid or powdered medium, e.g. for use when descending a long slope
- B60T10/02—Control or regulation for continuous braking making use of fluid or powdered medium, e.g. for use when descending a long slope with hydrodynamic brake
-
- 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
- B60L2200/18—Buses
-
- 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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
E-bus typically require the course continuation mileage for charging once more than 200 kilometers to ensure the bus distance travelled of a day, therefore generally to load the battery pack of more than 6, and its weight is close to 2 tons.Bus will bear such weight and carry out fallback daily, cause energy dissipation and transporting passengers to reduce, while each e-bus must tie up a charging pile and charging pile soil, cause the very big energy, fund and Land Demand to bear.The present invention proposes quick-changing type battery fluid pressure Brake energy recovery e-bus, by the combination of motor active force and hydraulic hybrid braking energy device, each e-bus need to only lay a Battery pack, and one simple Battery Charging Station is set in a circuit, to reduce charging pile, to reduce charging pile soil, reduce energy ezpenditure, so that it is all that optimization, slim and graceful, accurate electricity consumption meet demand of the city to new energy bus that e-bus travel each distance.
Description
Technical field
The present invention relates to the e-bus with motor as active force, motor power and vehicle liquid are specifically related to
The quick-changing type battery fluid pressure Brake energy recovery e-bus that pressure Brake energy recovery power is combined, by motor actively
The combination of power and hydraulic hybrid energy-saving emission-reducing apparatus, and to each Battery pack of e-bus one of circuit more
Charging is changed, realizes reducing bus battery pack quantity, reduce charging pile, reduce load carried, reduce the new of operation energy consumption
E-bus, belong to traffic and transport field.
Background technology
New energy electric bus typically require the course continuation mileage for charging once in more than 200km to ensure bus
The distance travelled of one day, therefore public transport electric motor coach will generally load the battery pack of more than 6, its weight is close to 2000kg.
City Bus will bear such weight and carry out fallback daily, and the waste and passenger load for causing many energy are reduced.While each
Electric automobile must tie up a charging pile and charging pile soil, and a large amount of Development of Urban new energy bus are caused with greatly money
Gold and Land Demand burden.Although the suitable various batteries for having city setting at present charge is changed battery full-sized car battery altering
Stand, but due to the supporting complexity of software and hardware, expensive, equipment is more, operating difficulties, is not adopted largely by e-bus company also
With basic point of departure of the invention is exactly on the premise of e-bus nominal situation is ensured, to increase hydraulic braking energy
Retracting device, sets up small, dedicated e-bus Battery Charging Station, reduces the quantity of on-vehicle battery group, reduce charging pile,
Charging pile soil space is reduced, energy ezpenditure is reduced, and vehicle lightweight is met need of the city to new energy bus
Ask.
The content of the invention
A kind of quick-changing type battery fluid pressure Brake energy recovery e-bus of the present invention, including：Low-pressure reservoir 1, oil-feed
Filter 2, bladder type hydropneumatic accumulator 3, vehicle propons 4, oil return radiator 5, check-valves 6, hydraulic controller 7, electric controller 8, system
Dynamic sensor 9, acceleration sensor 10, hydraulic pressure force snesor 11, voltage sensor 12, current sensor 13, battery pack locking dress
Put 14, battery pack 15, battery pack power connection equipment 16, band chute dolly 17, battery pack chute 18, bent axis type axial piston pump 19, mixing
Headstock 20, vehicle driving motor 21, vehicular transmission shaft 22, vehicle rear axle 23, its connection method are：Dolly 17 with chute
Empty is first pushed into City Bus with chute dolly 17 when battery pack 15 changes battery pack for being changed from bus
By battery pack, battery pack locking device 14 is unclamped, the battery pack 15 that will run a circuit back and forth pulls on band chute dolly 17,
Will be equipped with rechargeable battery set 15 and bus chute be pushed into by chute dolly 17, battery pack power connection equipment 16 is combined automatically,
By 15 groups of plates of locking device 14 of rechargeable battery to locked position, the dolly 17 with chute is removed, battery pack 15 is changed and finished, liquid
Pressure Brake energy recovery：Brake pedal can be gently stepped on when vehicle need to be braked, braking sensor 9 receives brake signal, electric
Under the instruction of controller 8, the accumulation of energy clutch in hybrid power box 20 is combined, and corresponding valve member is opened in hydraulic controller 7, car
The turning moment of wheel passes through vehicle rear axle 23, vehicular transmission shaft 22, the armature spindle of vehicle driving motor 21, hybrid power box 20
Drive bent axis type axial piston pump 19 to rotate, the bent axis type axial piston pump 19 of rotation by hydraulic oil in low-pressure reservoir 1 through inlet oil filter 2,
Check-valves 6, the suction bent axis type axial piston pump 19 of hydraulic controller 7, under the plunger continuous compression in bent axis type axial piston pump 19, low pressure
Oil becomes hydraulic oil through the corresponding valve member in hydraulic controller 7 into storing in bladder type hydropneumatic accumulator 3, such as hydraulic coupling sensing
The pressure signal that device 11 is detected has reached setting value, and the corresponding valve member in hydraulic controller 7 is closed, and hydraulic oil is through hydraulic control
Safety valve, oil return radiator 5 in device 7 flow back to low-pressure reservoir 1, and the hydraulic oil for now producing plays slow work to the vehicle for travelling
With, the abrasion of vehicle brake shoe can be reduced, the maintenance cost of vehicle is reduced, hydraulic coupling drives bus：It is light during vehicle launch
Stepping on accelerator pedal, acceleration turns sensor 10 and receives signal for faster, and under the instruction of electric controller 8, hydraulic pressure force snesor 11 is examined
The pressure surveyed in hydraulic press, such as pressure meet setting value requirement, and the exoergic clutch in hybrid power box 20 is combined, hydraulic control
Corresponding valve member in device 7 is opened, and the hydraulic oil in bladder type hydropneumatic accumulator 3 enters bent axis type axial piston pump 19, high pressure through hydraulic controller 7
Oil promotes the turning moment of hydraulic motor rotation, hydraulic motor to drive hybrid power box 20, the rotor of vehicle driving motor 21
Axle, vehicular transmission shaft 22, vehicle rear axle 23 rotate, and promote vehicle propons 4, drive vehicle to advance, the low pressure of hydraulic motor discharge
Oil flows back to low-pressure reservoir 1 through the corresponding valve member in hydraulic controller 7, oil return radiator 5, before vehicle under the driving of hydraulic coupling
Enter speed up to 25km/h, continue the control circuit that bend the throttle connects vehicle driving motor 21, vehicle is driving electricity
Advance under the driving of motivation 21, consume the energy of battery pack 15, now vehicle is needing the starting stage of large driven current density to utilize
The hydraulic braking energy of getting up is reclaimed, motor is not worked, and does not have power consumption, and voltage sensor 12, current sensor 13 is used
In the working condition of monitoring battery pack 15, it is ensured that the safe operation of Electric Transit Bus.Feature of the present invention：
1. a kind of quick-changing type battery fluid of the invention presses Brake energy recovery e-bus, and its feature is driven by power
It is two sets of completely self-contained drivers with hydraulic-driven, electric motor coach available power is activated individually, and also available hydraulic can be opened individually
It is dynamic, when needing high pulling torque to export, also can electricity consumption, liquid combined launch, to increase power output.
2. a kind of quick-changing type battery fluid of the invention presses Brake energy recovery e-bus, and its feature is hybrid power
Clutch in case 20 uses steel, wet friction clutch, and normal pressure is produced by Pneumatic pressure, with switching it is steady, without punching
Hit, the characteristics of output torque is big.
3. a kind of quick-changing type battery fluid of the invention presses Brake energy recovery e-bus, and its feature is two kinds of power
The switching of type of drive, is, by the detection to pressure, speed sensor signal, to enter automatically under electric programme controlled instruction
Row smoothly switching.
4. a kind of quick-changing type battery fluid of the invention presses Brake energy recovery e-bus, and its feature is electric motor coach
In battery pack according to bus line, once distance needs electricity to configure back and forth.
5. a kind of quick-changing type battery fluid of the invention presses Brake energy recovery e-bus, and its feature is electric motor coach
After battery pack 15 moves away from bus, many batteries of bus can be concentrated and charged.
6. a kind of quick-changing type battery fluid of the invention presses Brake energy recovery e-bus, and its feature is that band chute is small
Car 17 is small-sized electric carrier loader, its orbit altitude and the same height of e-bus battery case track.
7. a kind of quick-changing type battery fluid of the invention presses Brake energy recovery e-bus, and its feature is band chute
Dolly 17 is two-orbit dolly, and one group of track is used to for the battery pack travelled after distance back and forth to move away from e-bus battery cunning
Groove, another group of track is used to for rechargeable battery set to push e-bus battery chute.
8. a kind of quick-changing type battery fluid pressure Brake energy recovery e-bus of the invention, its feature is from electronic
The battery pack that bus are changed out, with to e-bus numbering and the bay number of the battery should be laid, so as to
Corresponding position is put into after charging, and meets relevant department's e-bus and placed regulation and control.
9. a kind of quick-changing type battery fluid of the invention presses the electronic e-bus of Brake energy recovery, and its feature is such
Type e-bus lay 2 Battery packs, and one group is put into e-bus operation, and one group is charged offline.As Electric Transit visitor
When car operation one reaches terminal back and forth, by the offline battery altering for charging to e-bus.
10. a kind of quick-changing type battery fluid pressure electronic e-bus of Brake energy recovery of the invention, its feature is, this
The bus battery smart charging station of invention only charges for a battery for tens e-bus of circuit, and at present
The suitable various batteries charging that city is set changes that battery full-sized car battery altering station is entirely different, and battery is changed in this large-scale charging
The supporting complexity of software and hardware of standing, expensive, equipment is more, operating difficulties.
The present invention is suitably exaggerated former accumulator volume, to meet the increase of oil motor output torque and the matching of rotating speed,
To overcome the vehicle start of original technology slow, the not enough defect of starting torque.
The present invention is focused on using vehicle during brake is slow, when being also in inertia rotary state from power transmission shaft from
Middle power taking, drives operation of oil pump, while can make vehicle in oil pump during brake is slow not only but also as the damping loads in slow,
Mitigate skidding frictional force, reduce the loss of friction plate.
The present invention is connected using independent hydraulically controlled power transmission with hydraulic-driven vehicle bridge, bus vehicle bridge is not changed and is set
Meter, is conducive to seriation and the Standardized Design of energy-saving and emission-reduction hydraulic hybrid power device, easy to utilize.
The present invention makes full use of many bus stops of bus, brake more energy storage the characteristics of, a large amount of braking energies are obtained, to city
City's bus optimum.
The full-sized car battery altering station difference of city of the invention and current laying is, bus of the invention
Battery of the battery smart charging station only for tens e-bus of circuit charges, and all has per Battery pack to should
The bay number of the battery is numbered and laid to circuit e-bus, with meet relevant department's e-bus place regulation and
Control, greatly reduces full-sized car battery altering station construction cost and complicated software and hardware management.
The present invention is theoretical for traffic transport industry by region chain decentralization first so that the battery pack in electric motor coach
According to bus line, once distance needs electricity to configure back and forth, and loading 6 is needed within one day rather than by public transport electric motor coach
Weight above is placed in car close to the battery pack of 2000kg, is born such weight and is carried out fallback so that each distance is all excellent
Change, slim and graceful, accurate electricity consumption.
Brief description of the drawings
Fig. 1 is apparatus of the present invention schematic diagram.
Specific embodiment
As shown in Figure 1：
The present invention mainly have, low-pressure reservoir 1, inlet oil filter 2, bladder type hydropneumatic accumulator 3, vehicle propons 4, oil return radiator 5,
Check-valves 6, hydraulic controller 7, electric controller 8, braking sensor 9, acceleration sensor 10, hydraulic pressure force snesor 11, voltage
Sensor 12, current sensor 13, battery pack locking device 14, battery pack 15, battery pack power connection equipment 16, band chute dolly
17th, battery pack chute 18, bent axis type axial piston pump 19, the vehicle driving motor 21 of hybrid power box 20, vehicular transmission shaft 22, vehicle
Back axle 23.
1. fast battery is changed：Dolly 17 with chute is used to change battery pack 15 from bus, changes battery pack
When first empty is pushed into by the battery pack of City Bus with chute dolly 17, unclamp battery pack locking device 14, will run
The battery pack 15 of a time circuit back and forth pulls on band chute dolly 17, will be equipped with rechargeable battery set 15 and is pushed into by chute dolly 17
Bus chute, battery pack power connection equipment 16 is combined automatically, and the plate of 15 locking device of rechargeable battery 14 to locked position is moved
The dolly 17 with chute is driven, battery pack 15 is changed and finished.
2. hydraulic braking energy regenerating：Brake pedal can be gently stepped on when vehicle need to be braked, braking sensor 9 receives braking
Signal, under the instruction of electric controller 8, the accumulation of energy clutch in hybrid power box 20 is combined, corresponding in hydraulic controller 7
Valve member is opened, the turning moment of wheel by vehicle rear axle 23, vehicular transmission shaft 22, the armature spindle of vehicle driving motor 21,
Hybrid power box 20 drives bent axis type axial piston pump 19 to rotate, and the bent axis type axial piston pump 19 of rotation passes through hydraulic oil in low-pressure reservoir 1
Inlet oil filter 2, check-valves 6, the suction bent axis type axial piston pump 19 of hydraulic controller 7, the plunger in bent axis type axial piston pump 19 connect
Under continuous compression, low pressure oil becomes hydraulic oil and is stored into bladder type hydropneumatic accumulator (3) is middle through the corresponding valve member in hydraulic controller 7
Come, the pressure signal that such as hydraulic pressure force snesor 11 is detected has reached setting value, and the corresponding valve member in hydraulic controller 7 is closed,
Hydraulic oil flows back to low-pressure reservoir 1 through the safety valve in hydraulic controller 7, oil return radiator 5, and the hydraulic oil for now producing is to traveling
Vehicle play retarded acting, can reduce the abrasion of vehicle brake shoe, reduce the maintenance cost of vehicle,
3. hydraulic coupling drives bus：Light stepping on accelerator pedal during vehicle launch, acceleration turns sensor 10 and receives acceleration letter
Number, under the instruction of electric controller 8, the pressure in the detection hydraulic press of hydraulic pressure force snesor 11, such as pressure meet setting value will
Ask, the exoergic clutch in hybrid power box 20 is combined, the corresponding valve member in hydraulic controller 7 is opened, in bladder type hydropneumatic accumulator 3
Hydraulic oil enters bent axis type axial piston pump 19 through hydraulic controller 7, and hydraulic oil promotes hydraulic motor rotation, the revolving force of hydraulic motor
Square drives hybrid power box 20, the armature spindle of vehicle driving motor 21, vehicular transmission shaft 22, vehicle rear axle 23 to rotate, and promotes
Vehicle propons 4, drives vehicle to advance, and the low pressure oil of hydraulic motor discharge radiates through the corresponding valve member in hydraulic controller 7, oil return
Device 5 flows back to low-pressure reservoir 1, and the pace of vehicle continues bend the throttle and connect up to 25km/h under the driving of hydraulic coupling
The control circuit of logical vehicle driving motor 21, vehicle advances under the driving of drive motor 21, consumes the energy of battery pack 15
Amount, now in the hydraulic braking energy for needing the starting stage of large driven current density to get up using recovery, motor does not work vehicle,
There is no power consumption, voltage sensor 12, current sensor 13 is used to monitor the working condition of battery pack 15, it is ensured that Electric Transit
The safe operation of motor bus.
Claims (11)
1. a kind of quick-changing type battery fluid presses Brake energy recovery e-bus, including：Low-pressure reservoir (1), inlet oil filter
(2), bladder type hydropneumatic accumulator (3), vehicle propons (4), oil return radiator (5), check-valves (6), hydraulic controller (7), electrical control
Device (8), braking sensor (9), acceleration sensor (10), hydraulic pressure force snesor (11), voltage sensor (12), current sensor
(13), battery pack locking device (14), battery pack (15), battery pack power connection equipment (16), band chute dolly (17), battery pack are slided
Groove (18), bent axis type axial piston pump (19), hybrid power box (20), vehicle driving motor (21), vehicular transmission shaft (22), vehicle
Back axle (23), its connection method is：Dolly (17) with chute changes battery for changing battery pack (15) from bus
First empty band chute dolly (17) is pushed into by the battery pack of City Bus during group, unclamps battery pack locking device (14), will
The battery pack (15) for having run a circuit back and forth pulls on band chute dolly (17), will be equipped with rechargeable battery set (15) by cunning
Groove dolly (17) is pushed into bus chute, and battery pack power connection equipment (16) is combined automatically, rechargeable battery (15) is organized and is locked
Device (14) plate removes the dolly (17) with chute to locked position, and battery pack (15) is changed and finished, and hydraulic braking energy is returned
Receive：Brake pedal can be gently stepped on when vehicle need to be braked, braking sensor (9) receives brake signal, in electric controller (8)
Under instruction, the accumulation of energy clutch in hybrid power box (20) is combined, and corresponding valve member is opened in hydraulic controller (7), wheel
Turning moment passes through vehicle rear axle (23), vehicular transmission shaft (22), armature spindle, the hybrid power box of vehicle driving motor (21)
(20) bent axis type axial piston pump (19) rotation is driven, the bent axis type axial piston pump (19) of rotation is by hydraulic oil in low-pressure reservoir (1) through entering
Oil strainer (2), check-valves (6), hydraulic controller (7) suck bent axis type axial piston pump (19), in bent axis type axial piston pump (19)
Plunger continuous compression under, low pressure oil becomes hydraulic oil and enters bladder type hydropneumatic accumulator through the corresponding valve member in hydraulic controller (7)
(3) stored in, the pressure signal that such as hydraulic pressure force snesor (11) is detected has reached setting value, in hydraulic controller (7)
Corresponding valve member close, hydraulic oil flows back to low-pressure reservoir (1) through the safety valve in hydraulic controller (7), oil return radiator (5),
The hydraulic oil for now producing plays retarded acting to the vehicle for travelling, and can reduce the abrasion of vehicle brake shoe, reduces the maintenance of vehicle
Cost, hydraulic coupling drives bus：Light stepping on accelerator pedal during vehicle launch, acceleration turns sensor (10) and receives signal for faster,
Under the instruction of electric controller (8), the pressure in hydraulic pressure force snesor (11) detection hydraulic press, such as pressure meet setting value will
Ask, the exoergic clutch in hybrid power box (20) is combined, the corresponding valve member in hydraulic controller (7) is opened, bladder type hydropneumatic accumulator
(3) hydraulic oil in enters bent axis type axial piston pump (19) through hydraulic controller (7), and hydraulic oil promotes hydraulic motor rotation, hydraulic pressure
The turning moment of motor drives hybrid power box (20), the armature spindle of vehicle driving motor (21), vehicular transmission shaft (22), car
The rotation of back axle (23), promotes vehicle propons (4), drives vehicle to advance, and the low pressure oil of hydraulic motor discharge is through hydraulic controller
(7) corresponding valve member, oil return radiator (5) in flow back to low-pressure reservoir (1), and the pace of vehicle can under the driving of hydraulic coupling
Up to 25km/h, continue the control circuit that bend the throttle connects vehicle driving motor (21), vehicle is in drive motor
(21) advance under driving, consume the energy of battery pack (15), now vehicle is needing the starting stage of large driven current density to utilize
The hydraulic braking energy of getting up is reclaimed, motor does not work, and does not have power consumption, voltage sensor (12), current sensor
(13) for monitoring the working condition of battery pack (15), it is ensured that the safe operation of Electric Transit Bus.
2. a kind of quick-changing type battery fluid according to claim 1 presses Brake energy recovery e-bus, and its feature exists
It is two sets of completely self-contained drivers in driven by power and hydraulic-driven, electric motor coach available power is activated individually, and can also use liquid
Pressure energy is activated individually, when needing high pulling torque to export, also can electricity consumption, liquid combined launch, to increase power output.
3. a kind of quick-changing type battery fluid according to claim 1 presses Brake energy recovery e-bus, and its feature exists
Steel, wet friction clutch are used in the clutch in hybrid power box (20), normal pressure is produced by Pneumatic pressure, with cutting
Change it is steady, without impact, output torque is big the characteristics of.
4. a kind of quick-changing type battery fluid according to claim 1 presses Brake energy recovery e-bus, and its feature exists
It is by the detection to pressure, speed sensor signal, in electric programme controlled finger in two kinds of switchings of power drive mode
Smoothly switched automatically under order.
5. a kind of quick-changing type battery fluid according to claim 1 presses Brake energy recovery e-bus, and its feature exists
In the battery pack in electric motor coach, according to bus line, once distance needs electricity to configure back and forth.
6. a kind of quick-changing type battery fluid according to claim 1 presses Brake energy recovery e-bus, and its feature exists
After electric motor coach battery pack (15) moves away from bus, many batteries of bus can be concentrated and charged.
7. a kind of quick-changing type battery fluid according to claim 1 presses Brake energy recovery e-bus, and its feature exists
In band chute dolly (17) be small-sized electric carrier loader, its orbit altitude and the same height of e-bus battery case track.
8. a kind of quick-changing type battery fluid according to claim 1 presses Brake energy recovery e-bus, and its feature exists
It is two-orbit dolly in band chute dolly (17), one group of track is used to for the battery pack travelled after distance back and forth to move away from Electric Transit
Car battery chute, another group of track is used to for rechargeable battery set to push e-bus battery chute.
9. a kind of quick-changing type battery fluid according to claim 1 presses Brake energy recovery e-bus, and its feature exists
In the battery pack that e-bus are changed, with to e-bus numbering and the bay number of the battery should be laid, with
Just corresponding position is put into after charging.
10. a kind of quick-changing type battery fluid according to claim 1 presses the electronic e-bus of Brake energy recovery, and it is special
It is that the type e-bus configure 2 Battery packs to levy, and one group is put into e-bus operation, and one group is charged offline.
A kind of 11. quick-changing type battery fluid pressure electronic e-bus of Brake energy recovery according to claim 1, it is special
Levy and be, bus battery smart charging station of the invention is only for a simple electricity for tens e-bus of circuit
Pond charging station, and the full-sized car battery charging change station of the suitable various batteries charging replacing battery that city is set at present is complete
It is different.
Priority Applications (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628037A (en) * | 2017-08-15 | 2018-01-26 | 太原理工大学 | The railcar train of combination drive |
| CN117172395A (en) * | 2023-08-04 | 2023-12-05 | 上海朗晖慧科技术有限公司 | Big data early warning system and method based on multi-region freight transportation |
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2017
- 2017-03-15 CN CN201710155233.2A patent/CN106740244A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628037A (en) * | 2017-08-15 | 2018-01-26 | 太原理工大学 | The railcar train of combination drive |
| CN107628037B (en) * | 2017-08-15 | 2019-06-11 | 太原理工大学 | The railcar train of combination drive |
| CN117172395A (en) * | 2023-08-04 | 2023-12-05 | 上海朗晖慧科技术有限公司 | Big data early warning system and method based on multi-region freight transportation |
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Application publication date: 20170531 |