CN110154789A - Electric stirring vehicle and its control method - Google Patents
Electric stirring vehicle and its control method Download PDFInfo
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- CN110154789A CN110154789A CN201910491314.9A CN201910491314A CN110154789A CN 110154789 A CN110154789 A CN 110154789A CN 201910491314 A CN201910491314 A CN 201910491314A CN 110154789 A CN110154789 A CN 110154789A
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- battery pack
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- driving motor
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- distance increasing
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
- H02J7/1415—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle with a generator driven by a prime mover other than the motor of a vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/42—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/42—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
- B28C5/4203—Details; Accessories
- B28C5/4206—Control apparatus; Drive systems, e.g. coupled to the vehicle drive-system
- B28C5/421—Drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/42—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
- B28C5/4203—Details; Accessories
- B28C5/4206—Control apparatus; Drive systems, e.g. coupled to the vehicle drive-system
- B28C5/422—Controlling or measuring devices
-
- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
- B60L50/16—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with provision for separate direct mechanical propulsion
-
- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/61—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
-
- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/61—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
- B60L50/62—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles charged by low-power generators primarily intended to support the batteries, e.g. range extenders
-
- 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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
-
- 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
- B60L2200/40—Working vehicles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- 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
- Y02T10/62—Hybrid vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Structural Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention proposes a kind of electric stirring vehicle and its control methods, wherein control method includes: the remaining capacity for obtaining battery pack；Judge whether remaining capacity is less than first threshold；If remaining capacity is less than first threshold, starting distance increasing unit is battery pack charging and/or is driving motor power supply.According to the technical solution of the present invention, the configuration of battery pack is effectively reduced, the structure of electric stirring vehicle is simplified, ensure that the cruising ability of electric stirring vehicle, the case where vehicle is cast anchor with mixing drum stalling is avoided, also reduces discharge, reduce pollution.
Description
Technical field
The present invention relates to technical field of engineering machinery, in particular to a kind of electric stirring vehicle and its control method.
Background technique
Electric stirring vehicle is a kind of engineering truck for transport concrete, in order to realize environmental protection and energy saving, currently on the market
Pure electric vehicle mixer truck is released；Pure electric vehicle mixer truck completes ability to meet vehicle dynamic property and task, needs
The power battery pack of big electricity is configured, still, most domestic area electrically-charging equipment is all deficienter at present, in this way on traveling road
Probably occur there is a situation where short of electricity can not reach charging station again, once occur that trailer will be taken to rescue measure, it is right
More seriously the concrete in mixing drum will condense for electric stirring vehicle, cleaning work need to spend a large amount of manpowers and
Time.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
In view of this, it is an object of the present invention to provide a kind of control methods of electric stirring vehicle.
It is another object of the present invention to provide a kind of electric stirring vehicles.
To achieve the goals above, the technical solution of first aspect present invention provides a kind of controlling party of electric stirring vehicle
Method, comprising: obtain the remaining capacity of battery pack；Judge whether remaining capacity is less than first threshold；If remaining capacity is less than first
Threshold value, starting distance increasing unit are battery pack charging and/or are driving motor power supply；Wherein, battery pack is powered in driving motor,
Driving motor is for driving vehicle driving.
In the technical scheme, it is battery pack power supply by using distance increasing unit and/or powers to driving motor, in this way in electricity
The electricity of the battery pack of dynamic mixer truck is less than first threshold and leads to not enough power supply and can not be continuously electric stirring when driving
Vehicle provides power, it is ensured that electric stirring vehicle can drive to charging station, and avoiding vehicle from casting anchor causes trailer to be rescued, and can also avoid
Mixing drum stalling leads to internal concrete coagulation, avoids cleaning work caused by generating because of concrete coagulation, reduces work
Amount, avoids the waste of manpower and material resources.
It is to be appreciated that distance increasing unit can be individually for battery pack charging, so that battery pack is charged on one side, continue as driving on one side
Motor power supply or distance increasing unit are individually for driving motor power supply, make driving motor driving vehicle continue to travel, charge until reaching
It stands, reuses the facility of charging station as battery pack charging；Or distance increasing unit is while for battery pack charging, is also driving motor
Power supply, such battery pack charging are not affected with vehicle driving two.
In the above-mentioned technical solutions, if remaining capacity be less than first threshold, starting distance increasing unit be battery pack charge and/or
After driving motor power supply, control method further include: obtain the remaining capacity of battery pack；Judge whether remaining capacity is greater than
In second threshold；If remaining capacity is more than or equal to second threshold, distance increasing unit is closed；If remaining capacity is less than second threshold, keep
The open state of distance increasing unit, wherein second threshold is greater than first threshold.
In the above-mentioned technical solutions, before judging whether remaining capacity is more than or equal to second threshold, further includes: judgement is
It is no to receive the manual stop signal of distance increasing unit, and the first judging result is generated, while judging whether remaining capacity is greater than third threshold value,
And generate the second judging result；If the first judging result and the second judging result are to be, distance increasing unit is closed；If the first judgement
As a result be with any of the second judging result it is no, then keep the open state of distance increasing unit；Wherein, third threshold value is greater than the first threshold
Value is less than second threshold.
In any of the above-described technical solution, distance increasing unit is specifically included: engine and generator interconnected；Starting increases
Journey device is battery pack charging and/or is driving motor power supply, is specifically included: starting engine；Engine operating is controlled, and is driven
Electrical power generators；Generator is controlled to charge to battery pack and/or power for driving motor.
The technical solution of second aspect of the present invention provides a kind of electric stirring vehicle, comprising: car body；Driving motor is set to
It is connect on car body and with car body；Electric machine controller, for controlling driving motor driving car body traveling；Battery pack, with driving motor
It is connected with electric machine controller, battery pack is powered in driving motor and electric machine controller；Distance increasing unit, with battery pack, driving electricity
Machine is connected with electric machine controller, wherein and distance increasing unit is used for the control method according to any one of above-mentioned first aspect technical solution,
It for battery pack charging and/or is driving motor, electric machine controller power supply.
In the technical scheme, by the way that distance increasing unit is arranged on electric stirring vehicle, and be battery pack charging and/or be driving
Motor, electric machine controller power supply, in this way, the remaining capacity in the battery pack of electric stirring vehicle it is insufficient and can not when driving, can be with
It is continuously electric stirring vehicle and power is provided, it is ensured that electric stirring vehicle can drive to charging station, and avoiding vehicle from casting anchor leads to trailer
Rescue can also avoid mixing drum stalling from leading to internal concrete coagulation, avoid cleaning caused by generating because of concrete coagulation
Work, reduces workload, avoids the waste of manpower and material resources.
Specifically, by the setting of driving motor and electric machine controller, electric stirring vehicle is enable to be driven by driving motor
Traveling, reduces the engine of various hydraulic structures, drive mechanism and huge discharge, reduces number of components and volume, save
Space also reduces discharge, reduces the pollution to environment；By the setting of battery pack, electric power can be provided for driving motor,
Ensure the driving force of driving motor；By the setting of distance increasing unit, so that increasing journey can be used in battery pack remaining capacity deficiency
Device continues to power or charge for battery pack, to guarantee that electric stirring vehicle can drive to charging station.
It is to be appreciated that distance increasing unit can be individually for battery pack charging, so that battery pack is charged on one side, continue as driving on one side
Motor power supply or distance increasing unit are individually for driving motor power supply, make driving motor driving vehicle continue to travel, charge until reaching
It stands, reuses the facility of charging station as battery pack charging；Or distance increasing unit is while for battery pack charging, is also driving motor
Power supply, such battery pack charging are not affected with vehicle driving two.
In the above-mentioned technical solutions, distance increasing unit includes: engine and engine controller interconnected, engine control
Device is used for the remaining capacity according to battery pack, controls the opening and closing of engine；Generator is connect with engine, and generator is used for
It generates electricity under the driving of engine, generator is also connect with battery pack, driving motor and electric machine controller；Generator control
Device is connect with generator, and engine controller charges and/or for driving motor, motor control for controlling generator to battery pack
Device power supply processed.
In the above-mentioned technical solutions, engine includes diesel engine, petrol engine, gas engine, solar energy hair
Any one in motivation.
In the above-mentioned technical solutions, diesel engine is the Atkinson cycle engine of small displacement.
In any of the above-described technical solution, battery pack is equipped with external power charging mouth.
In any of the above-described technical solution, electric stirring vehicle further include: mixing drum is set on car body, and electric with driving
Machine connection, mixing drum is for accommodating concrete；Driving motor is also used to that mixing drum is driven to rotate.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Fig. 1 is the flow diagram of the control method of the electric stirring vehicle of one embodiment of the present of invention；
Fig. 2 is the flow diagram of the control method of the electric stirring vehicle of one embodiment of the present of invention；
Fig. 3 is the structural block diagram of the electric stirring vehicle of one embodiment of the present of invention；
Fig. 4 is the flow diagram of the control method of the electric stirring vehicle of a specific embodiment of the invention.
Wherein, the appended drawing reference in Fig. 3 and the corresponding relationship between component names are as follows:
10 battery packs, 12 driving motors, 120 electric machine controllers, 20 distance increasing units, 22 engines, 220 engine controllers,
24 generators, 240 engine controllers.
Specific embodiment
It is with reference to the accompanying drawing and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
According to some embodiments of the present invention referring to Fig. 1 to Fig. 4 description.
As shown in Figure 1, the control method of the electric stirring vehicle of the one embodiment proposed according to the present invention, comprising: step
S100: the remaining capacity of battery pack is obtained；Step S102: judge whether remaining capacity is less than first threshold；Step S104: if surplus
Remaining electricity is less than first threshold, and starting distance increasing unit is battery pack charging and/or is driving motor power supply；Wherein, battery pack in
It powers to driving motor, driving motor is for driving vehicle driving.
In this embodiment, it is battery pack power supply by using distance increasing unit and/or powers to driving motor, in this way electronic
The electricity of the battery pack of mixer truck is less than first threshold and leads to not enough power supply and can not be continuously electric stirring vehicle when driving
There is provided power, it is ensured that electric stirring vehicle can drive to charging station, and avoiding vehicle from casting anchor causes trailer to be rescued, and can also avoid stirring
Mixing cylinder stalling leads to internal concrete coagulation, avoids cleaning work caused by generating because of concrete coagulation, reduces workload,
Avoid the waste of manpower and material resources.
It is to be appreciated that distance increasing unit can be individually for battery pack charging, so that battery pack is charged on one side, continue as driving on one side
Motor power supply or distance increasing unit are individually for driving motor power supply, make driving motor driving vehicle continue to travel, charge until reaching
It stands, reuses the facility of charging station as battery pack charging；Or distance increasing unit is while for battery pack charging, is also driving motor
Power supply, such battery pack charging are not affected with vehicle driving two.
Preferably, first threshold is percentages, in order to determine remaining capacity number；For example, first threshold is
5%, any one in 8%, 10%.
As shown in Fig. 2, the control method of the electric stirring vehicle of another embodiment proposed according to the present invention, comprising: step
Rapid S200: the remaining capacity of battery pack is obtained；Step S202: judging whether remaining capacity is less than first threshold, if it is not, then going to
Step S214；Step S204: if remaining capacity is less than first threshold, starting distance increasing unit is battery pack charging and/or is driving electricity
Machine power supply；Step S206: the remaining capacity of battery pack is obtained；Step S208: judging whether to receive the manual stop signal of distance increasing unit,
And the first judging result is generated, while judging whether remaining capacity is greater than third threshold value, and generate the second judging result；If first
Judging result and the second judging result are to be, then go to step S214；Step S210: if the first judging result and the second judgement
Any of as a result be it is no, then keep the open state of distance increasing unit, and judge whether remaining capacity is more than or equal to second threshold；
If remaining capacity is more than or equal to second threshold, step S214 is gone to；Step S212: it if remaining capacity is less than second threshold, protects
Hold the open state of distance increasing unit；Step S214: distance increasing unit is closed；
Wherein, third threshold value is greater than first threshold, is less than second threshold.
Optionally, second threshold is set as any one in 25%, 30%, 35%, third threshold value is set as 10%,
15%, any one in 18%.
In this embodiment, by setting third threshold value and second threshold, third threshold value is between first threshold and the second threshold
Between value, in the case where receiving the manual stop signal of distance increasing unit and remaining capacity is greater than third threshold value, distance increasing unit is closed, in this way
On the one hand the manual stop signal of distance increasing unit can be neatly issued according to the distance between vehicle and charging station by user, and utilize
The remaining capacity of battery pack makes vehicle driving to charging station, i.e., closer in vehicle distances charging station, and the remaining capacity of battery pack
Distance increasing unit is closed when not reaching second threshold, to reduce energy consumption and discharge；On the other hand, it can also avoid in the first threshold
When distance increasing unit is turned off manually in the Near The Critical Point of value, with power consumption, remaining capacity enters first threshold or less again quickly
Distance increasing unit is caused to be again turned on, so that distance increasing unit operation, which is turned off manually, loses meaning.
Further, in the case where not receiving the manual stop signal of distance increasing unit, when battery pack charges to remaining capacity
It closes distance increasing unit when greater than second threshold, stops charging, can reduce energy consumption and discharge in this way, and remaining capacity is due to being greater than the
Two threshold values, it is ensured that the phenomenon that battery pack electricity is sufficient, and vehicle can drive to charging station, and mixing drum is not in stalling；
And remaining capacity be less than second threshold when, illustrate that the remaining capacity of battery pack is difficult to support the traveling of vehicle remainder stroke, therefore
It needs to continue through distance increasing unit charging or powers for driving motor, that is, keep the open state of distance increasing unit.
Optionally, in some embodiments, distance increasing unit specifically includes: engine and generator interconnected；Starting increases
Journey device is battery pack charging and/or is driving motor power supply, is specifically included: starting engine；Engine operating is controlled, and is driven
Electrical power generators；Generator is controlled to charge to battery pack and/or power for driving motor.
In this embodiment, it is generated electricity by engine driven generators, and is charged and/or powered by generator,
Rather than motor-powered vehicle is directlyed adopt, it on the one hand avoids increasing between engine and car body on electric stirring vehicle in this way
Transmission mechanism, reduce components, simplify the structure of electric stirring vehicle, on the other hand can use small displacement engine
Driven generator promotes the flexibility of vehicle part layout to reduce the occupied space of distance increasing unit.
As shown in figure 3, the embodiment of second aspect of the present invention provides a kind of electric stirring vehicle, comprising: car body；Driving electricity
Machine 12 is set on car body and connect with car body；Electric machine controller 120 drives car body traveling for controlling driving motor 12；Battery
Packet 10, connect with driving motor 12 and electric machine controller 120, and battery pack 10 is used for driving motor 12 and electric machine controller 120
Power supply；Distance increasing unit 20 is connect with battery pack 10, driving motor 12 and electric machine controller 120, wherein distance increasing unit 20 is used for basis
The control method of any one of above-mentioned first aspect embodiment is the charging of battery pack 10 and/or is driving motor 12, motor control
Device 120 is powered.
In this embodiment, by electric stirring vehicle be arranged distance increasing unit 20, and be battery pack 10 charge and/or be drive
Dynamic motor 12, electric machine controller 120 are powered, in this way, the remaining capacity in the battery pack 10 of electric stirring vehicle is insufficient and can not go
When sailing, electric stirring vehicle can be continuously, power is provided, it is ensured that electric stirring vehicle can drive to charging station, and vehicle is avoided to cast anchor
Cause trailer to be rescued, mixing drum stalling can also be avoided to lead to internal concrete coagulation, avoid generating because concrete coagulation is led
The cleaning work of cause, reduces workload, avoids the waste of manpower and material resources.
Specifically, by the setting of driving motor 12 and electric machine controller 120, enable electric stirring vehicle by driving motor
12 driving travelings, reduce the engine 22 of various hydraulic structures, drive mechanism and huge discharge, reduce number of components and body
Product, saves space, also reduces discharge, reduce the pollution to environment；It can be driving electricity by the setting of battery pack 10
Machine 12 provides electric power, it is ensured that the driving force of driving motor 12；By the setting of distance increasing unit 20, so that in 10 remaining capacity of battery pack
When insufficient, distance increasing unit 20 can be used and continue to power or charge for battery pack 10, to guarantee that electric stirring vehicle can drive to
Charging station.
It is to be appreciated that distance increasing unit 20 can be individually for the charging of battery pack 10, so that battery pack 10 is charged on one side, continue on one side
Driving motor 12 is individually for for the power supply of driving motor 12 or distance increasing unit 20 to power, and driving motor 12 is made to drive vehicle after continuing
It sails, until reaching charging station, reuses the facility of charging station as the charging of battery pack 10；Or distance increasing unit 20 is filled for battery pack 10
It is also the power supply of driving motor 12 while electric, such charging of battery pack 10 is not affected with vehicle driving two.
As shown in figure 3, in the above-described embodiments, distance increasing unit 20 includes: engine 22 and engine control interconnected
Device 220, engine controller 220 are used for the remaining capacity according to battery pack 10, control the opening and closing of engine 22；Generator 24,
Connect with engine 22, generator 24 for generating electricity under the driving of engine 22, generator 24 also with battery pack 10, drive
Dynamic motor 12 and electric machine controller 120 connect；Engine controller 240 is connect with generator 24, and engine controller 240 is used
It charges in control generator 24 to battery pack 10 and/or powers for driving motor 12, electric machine controller 120.
It in this embodiment, can be neatly according to the residue electricity of battery pack 10 by the setting of engine controller 220
Amount controls the opening and closing of engine 22, improves the intelligent level of electric stirring vehicle control, it is ensured that in the residue electricity of battery pack 10
When amount is insufficient, distance increasing unit 20 can be activated in time and be powered or charge；By the setting of engine 22 and generator 24, make
The energy for obtaining other forms can be converted into electric energy, to make to stir electric vehicle always by electrical energy drive, avoid in electric mixing
It mixes and other drive mechanisms or hydraulic structure is set again on vehicle, to reduce component, simplify the whole knot of electric stirring vehicle
Structure saves space；By the setting of engine controller 240, it can neatly control generator 24 and be individually for battery pack 10
Charging perhaps controls generator 24 and is individually for the power supply of driving motor 12 or control generator 24 for the charging of battery pack 10, simultaneously
For the power supply of driving motor 12, the flexibility that distance increasing unit 20 uses is improved.
Optionally, the connection between engine 22 and generator 24, including belt connection, crankshaft connection, gear connection, chain
Take turns any one in connection.
In the above-described embodiments, engine 22 includes diesel engine, petrol engine, gas engine, solar energy hair
Any one in motivation.
In this embodiment, by setting engine 22 in diesel engine or petrol engine or gas engine
Any one, can drive electrical power generators, realize charging, the function of supplying power of distance increasing unit 20, and these types of engine is easy
In acquisition, be conducive to the convenience for promoting the production of electric stirring vehicle, operation and maintenance maintenance；It, can be with using solar engine
It avoids discharging, reduces pollution.
In the above-described embodiments, diesel engine is the Atkinson cycle engine of small displacement.
In this embodiment, by using the Atkinson cycle engine of small displacement, start relative to conventional fuel oil
Engine efficiency is higher, and discharge is lower, and pollution is less.
In any of the above-described embodiment, battery pack 10 is equipped with external power charging mouth.
In this embodiment, by the way that external power charging mouth is arranged in battery pack 10, exist in this way convenient for electric stirring vehicle
Any one charging station is charged using electrically-charging equipment, without using distance increasing unit 20 to charge always, reduces discharge
And pollution.
In any of the above-described embodiment, electric stirring vehicle further include: mixing drum is set on car body, and and driving motor
12 connections, mixing drum is for accommodating concrete；Driving motor 12 is also used to that mixing drum is driven to rotate.
In this embodiment, it is connect by mixing drum with driving motor 12, makes mixing drum under the driving of driving motor 12
It is rotated, in this way in 10 remaining capacity deficiency of battery pack, is directly powered by distance increasing unit 20 for driving motor 12, Huo Zhewei
Battery pack 10 charges, and can continue to battery pack 10 and powers for driving motor 12, to be kept stirring the rotation of cylinder, avoids coagulation
Soil condensation, and then avoid because concrete coagulation generates a large amount of cleaning work, avoid the loss of user.
As shown in figure 4, according to the control method of the mixer truck of a specific embodiment of the application proposition, comprising:
Step S0, distance increasing unit are in shutdown status, and lithium ion battery packet provides electricity to electric machine controller as power supply at this time
Can, electric machine controller controls driving motor and drives vehicle driving.
Step S1, engine controller receive the remaining power signal from lithium ion battery packet by bus in real time,
Preferably, which is preferably CAN (Controller Area Network, controller local area network) bus.
Whether step S2, the residual electric quantity that engine controller judgement receives are less than threshold value a, it is preferable that the threshold value
It is 5%, if then entering step S3, is failure to actuate if otherwise maintaining the original state；
Step S3, engine controller controls diesel engine start work, and engine controller is universal according to engine
Optimum efficiency operating point under characteristic curve Auto-matching current power demand, diesel engine drive generator to send out by belt
Electricity, engine controller control the size of generating voltage and electric current, and a part of electric energy will replace lithium ion battery packet as motor
The power supply of controller, another part are used to charge to lithium ion battery packet；
Whether step S4 has manual shut-down signal in engine controller real-time reception bus, judges at this time if having
Whether remaining capacity is greater than threshold value c, and two conditions meet simultaneously then controls engine shutdown, is otherwise failure to actuate, state of remaining stationary.
It is this to be usually used in soon driving to charging place when vehicle, and auxiliary diesel engine closes start in advance the case where working
Machine sails to charging place to reduce energy consumption and discharge, using remaining battery pack energy, and the purpose of threshold value c setting is prevented in threshold
When distance increasing unit is turned off manually in the Near The Critical Point of value a, as power consumption is to meeting, S3 step can be entered again quickly, so that
Distance increasing unit operation is turned off manually and loses meaning, it is preferable that threshold value c is 15%.
Step S5, under distance increasing unit working condition, engine controller judges whether the residual electric quantity fed back in bus is big
In threshold value b, it is preferable that threshold value b is 30%, if so, the shutdown of engine controller auxiliary diesel engine returns to step S0, if
Otherwise it is failure to actuate, state of remaining stationary.
The application also provides a kind of extended-range electric stirring vehicle, including distance increasing unit, lithium ion battery packet, electric machine controller and
Driving motor.Lithium ion battery packet provides power supply for electric machine controller, and control driving motor drives vehicle, distance increasing unit as lithium from
The electricity supplementary device of sub- battery pack, it is possible to reduce the configuration of battery pack electricity, and can prevent vehicle from casting anchor and mixing drum
Stalling；
Lithium ion battery packet can external power charging, electricity, which configures, is just able to satisfy the needs of one action task.?
When executing task, the preferential electricity for using lithium ion battery packet itself is as lower without using efficiency as possible and can generate dirt
Source of the engine of discharge as electric energy is contaminated, distance increasing unit only just intervenes work in the low situation of battery pack electricity.
The characteristics of distance increasing unit includes small displacement Atkinson cycle diesel engine, this engine is efficiency maximum discharge
It is low, and when diesel engine work, always work in optimal fuel economy operating point.Even if so that needing distance increasing unit work
When making, still possess oil consumption and disposal of pollutants far below conventional fuel vehicle.
This specific embodiment has the advantages that
1. making pure electric vehicle mixer truck that can reduce the configuration of power battery pack electricity, integral vehicle cost is greatly reduced；
2. distance increasing unit does not work under normal circumstances, as pure electric vehicle working method, the electrical energy drive from power grid is used
Vehicle, fuel consumption, does not generate exhaust emission, and use cost is low；
3. electric energy supplementary device of the distance increasing unit as emergency can prevent vehicle from casting anchor and stall with mixing drum, avoid damage
It loses；
4. distance increasing unit uses small displacement Atkinson cycle engine, more efficient relative to conventional fuel engines,
It discharges lower.
The technical scheme of the present invention has been explained in detail above with reference to the attached drawings, according to the technical solution of the present invention, effectively subtracts
The configuration for having lacked battery pack simplifies the structure of electric stirring vehicle, ensure that the cruising ability of electric stirring vehicle, avoids vehicle
The case where casting anchor with mixing drum stalling, also reduces discharge, reduces pollution.
In the present invention, term " first ", " second ", " third " are only used for the purpose of description, and should not be understood as indicating
Or imply relative importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " installation ",
The terms such as " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, being also possible to can
Dismantling connection, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In description of the invention, it is to be understood that the instructions such as term " on ", "lower", "left", "right", "front", "rear"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplification is retouched
It states, rather than the device or unit of indication or suggestion meaning must have specific direction, be constructed and operated in a specific orientation,
It is thus impossible to be interpreted as limitation of the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of control method of electric stirring vehicle characterized by comprising
Obtain the remaining capacity of battery pack；
Judge whether the remaining capacity is less than first threshold；
If the remaining capacity is less than the first threshold, starting distance increasing unit is the battery pack charging and/or is driving motor
Power supply；
Wherein, the battery pack is powered in the driving motor, and the driving motor is for driving vehicle driving.
2. control method according to claim 1, which is characterized in that
If the remaining capacity is less than the first threshold, it is the battery pack charging and/or is driving electricity starting distance increasing unit
After machine power supply, further includes:
Obtain the remaining capacity of the battery pack；
Judge whether the remaining capacity is more than or equal to second threshold；
If the remaining capacity is more than or equal to the second threshold, the distance increasing unit is closed；
If the remaining capacity is less than second threshold, the open state of the distance increasing unit is kept,
Wherein, the second threshold is greater than the first threshold.
3. control method according to claim 2, which is characterized in that
It is described judge whether the remaining capacity is more than or equal to second threshold before, further includes:
Judge whether to receive the manual stop signal of distance increasing unit, and generates the first judging result, while judging that the remaining capacity is
It is no to be greater than third threshold value, and generate the second judging result；
If first judging result and second judging result are to be, the distance increasing unit is closed；
If any of first judging result and second judging result be it is no, keep the unlatching of the distance increasing unit
State；
Wherein, the third threshold value is greater than the first threshold, is less than the second threshold.
4. control method according to any one of claim 1-3, which is characterized in that
The distance increasing unit specifically includes: engine and generator interconnected；
The starting distance increasing unit is the battery pack charging and/or is driving motor power supply, is specifically included:
Start the engine；
The engine operating is controlled, and drives the electrical power generators；
The generator is controlled to charge to the battery pack and/or power for the driving motor.
5. a kind of electric stirring vehicle characterized by comprising
Car body；
Driving motor (12) is set on the car body and connect with the car body；
Electric machine controller (120) drives the car body traveling for controlling the driving motor (12)；
Battery pack (10) is connect with the driving motor (12) and the electric machine controller (120), and the battery pack (10) is used for
It powers to the driving motor (12) and the electric machine controller (120)；
Distance increasing unit (20) is connect with the battery pack (10), the driving motor (12) and the electric machine controller (120),
Wherein, the distance increasing unit (20) is the battery pack for control method described in any one of -4 according to claim 1
(10) it charges and/or powers for the driving motor (12), the electric machine controller (120).
6. electric stirring vehicle according to claim 5, which is characterized in that
The distance increasing unit (20) includes: engine interconnected (22) and engine controller (220), the engine control
Device (220) is used for the remaining capacity according to the battery pack (10), controls the opening and closing of the engine (22)；
Generator (24) is connect with the engine (22), and the generator (24) is used for the driving in the engine (22)
Under generate electricity, the generator (24) also with the battery pack (10), the driving motor (12) and the electric machine controller
(120) it connects；
Engine controller (240) is connect with the generator (24), and the engine controller (240) is described for controlling
Generator (24) Xiang Suoshu battery pack (10) charges and/or supplies for the driving motor (12), the electric machine controller (120)
Electricity.
7. electric stirring vehicle according to claim 6, which is characterized in that
The engine (22) includes diesel engine, petrol engine, gas engine, any one in solar engine
Kind.
8. electric stirring vehicle according to claim 7, which is characterized in that
The diesel engine is the Atkinson cycle engine of small displacement.
9. the electric stirring vehicle according to any one of claim 5-8, which is characterized in that
The battery pack (10) is equipped with external power charging mouth.
10. the electric stirring vehicle according to any one of claim 5-8, which is characterized in that further include:
Mixing drum is set on the car body, and connect with the driving motor (12), and the mixing drum is for accommodating concrete；
The driving motor (12) is also used to that the mixing drum is driven to rotate.
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| CN201910491314.9A CN110154789A (en) | 2019-06-06 | 2019-06-06 | Electric stirring vehicle and its control method |
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| CN201910491314.9A CN110154789A (en) | 2019-06-06 | 2019-06-06 | Electric stirring vehicle and its control method |
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