CN212313392U

CN212313392U - Power system installed on mixer truck

Info

Publication number: CN212313392U
Application number: CN202020878215.4U
Authority: CN
Inventors: 杨长青; 夏立民; 杨娟; 李志波
Original assignee: Hebei Zhongrui Automobile Manufacturing Co ltd
Current assignee: Hebei Zhongrui Automobile Manufacturing Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-01-08
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a trucd mixer facial make-up driving system, this trucd mixer facial make-up driving system includes the motor, battery system, the generator, the engine, the agitator tank, high voltage distribution cabinet, the generator control ware, machine controller and facial make-up system control ware, the motor is used for driving the agitator tank and rotates, battery system and motor electricity are connected, the generator is connected with the battery system electricity, the engine drives whole car and goes and drive generator electricity generation, facial make-up system control ware realizes energy management through the control to generator control ware, machine controller, battery system. This driving system is used for the trucd mixer, and the in-process of charging, through the battery to the motor power supply, the motor drive agitator tank rotates, need not to rely on the output power of the engine of trucd mixer to the realization still can drive the agitator tank and normally carry out the stirring operation when engine low rotational speed, idle speed or shut down state, and then greatly reduced oil consumption and emission.

Description

Power system installed on mixer truck

Technical Field

The utility model relates to an engineering vehicle technical field specifically is a trucd mixer facial make-up driving system.

Background

In the prior art, a diesel engine is generally adopted as a power source to drive a vehicle to run, and meanwhile, a power takeoff drives a hydraulic system to drive a stirring tank of an upper mounting system to rotate. The diesel engine must remain operational in any state as long as the agitator tank is operational. Resulting in high oil consumption and high pollution. Especially when working in a closed environment (such as a tunnel, etc.), air pollution and noise pollution need to be strictly controlled.

Therefore, there is a need to provide a new power system on a mixer truck to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a trucd mixer facial make-up driving system to improve the fuel economy of trucd mixer, reduce the security of emission, operation under the improvement airtight environment.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a trucd mixer facial make-up driving system, includes motor, battery system, generator, engine, agitator tank, generator control ware, machine controller and facial make-up system control ware, the motor is used for the drive the agitator tank rotates, battery system with the motor electricity is connected, is used for giving the motor power supply and storage the electric energy that the generator sent, the generator with the battery system electricity is connected, the engine drives whole car and traveles and drive the generator electricity generation, facial make-up system control ware is through right generator control ware machine control ware battery system's control realizes energy management.

Further, the battery system comprises a power battery pack and a battery management system.

Furthermore, the power system arranged on the mixer truck also comprises a high-voltage power distribution cabinet and a vehicle-mounted charger, the vehicle-mounted charger is used as an auxiliary electric energy supplementing means and can be connected with an AC380V power supply to supplement extra electric quantity to the battery in the working interval,

furthermore, the power system installed on the mixer truck further comprises a direct current charging port, and the direct current charging port is used as an auxiliary electric energy supplementing means and can be connected with a direct current charging pile to supplement the electric quantity of the battery.

Compared with the prior art, the beneficial effects of the utility model are that: the motor is powered by the battery, the motor drives the stirring tank to rotate, the output power of an engine of the stirring vehicle is not required, the stirring tank can be driven to normally stir when the engine is in a low rotating speed state, an idling state or a shutdown state, and therefore oil consumption and emission are greatly reduced.

Drawings

Fig. 1 is a circuit block diagram of an upper power system provided by an embodiment of the present invention;

fig. 2 is a main flow chart of the control method of the present invention;

FIG. 3 is a sub-flowchart of the charging process of the control method of the present invention;

FIG. 4 is a transfer sub-flowchart of the control method of the present invention;

FIG. 5 is a waiting sub-flowchart of the control method of the present invention;

FIG. 6 is a discharging sub-flow chart of the control method of the present invention;

fig. 7 is a return sub-flowchart of the control method of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in FIG. 1, the utility model provides a truck mixer power system, including motor 6, battery system 1, generator 2 and engine 4. The motor 6 is used for driving the stirring tank of the stirring vehicle to rotate, namely the motor 6 drives the stirring tank to rotate through the reduction gearbox. The battery system 1 is electrically connected with the motor 6 and the generator 2, and is used for supplying power to the motor 6 and storing electric energy generated by the generator 2. The generator 2 is used for converting mechanical energy of the engine 4 into electric energy, the generator 2 is electrically connected with the battery system 1 and charges the battery system 1, and the generator 2 simultaneously supplies power to the motor 6. And the engine 4 drives the whole vehicle to run and drives the generator 2 to generate power. Specifically, the battery system 1 includes a power battery pack and a battery management system.

The power system on the mixer truck further comprises a generator controller 3, a motor controller 5 and an upper system controller 7, wherein the generator controller 3 controls the output power of the generator in real time. And a motor controller 5 for controlling the rotation speed and the rotation direction of the motor 6. And the upper system controller 7 is arranged, and the energy management function is realized through the control of the generator controller 3, the motor controller 5, the battery system 1 and the high-voltage power distribution cabinet 8.

The power system installed on the mixer truck further comprises a high-voltage power distribution cabinet 8, a system state detection display screen 9, a vehicle-mounted charger 10 and a direct-current charging port 11. Wherein the high voltage distribution cabinet 8 is used for high voltage power distribution. And the system state detection display screen 9 is a human-computer interaction interface of the system and is used for displaying and controlling the running state of the upper-mounted system. The vehicle-mounted charger 10, as an auxiliary electric energy supplementing means, can be connected with an AC380V power supply to supplement extra energy to the battery during the work intermittence. The dc charging port 11 is used as an auxiliary electric energy supplementing means, and can be connected with a dc charging pile to supplement energy to the battery.

Wherein, preferentially, the motor 6 adopts a motor and reduction gearbox integrated machine to improve the transmission efficiency and the space utilization rate.

Preferably, the system status detection display screen 9 has functions of touch screen control, buzzer alarm and the like.

Preferably, the control panel outside the cab adopts a telex control mode.

Preferably, the whole set of control system is connected by adopting a controller local area network bus, so that the signal transmission is stable, the reliability is high, and the corresponding speed is high.

Through setting up power battery package and motor electricity and being connected, provide the electric energy for the function of motor, and then the motor drive agitator tank rotates, can realize that the agitator truck facial make-up driving system independently moves, need not to rely on the output power of the engine of agitator truck to the realization still can drive the agitator tank and normally stir the operation when engine low rotational speed, idle speed or off state, and then greatly reduced oil consumption and emission.

As shown in FIGS. 2-7: the utility model provides a control method of a power system installed on a mixer truck, which comprises a main process. The main process is subdivided into: and a sub-process of loading, transferring, waiting, unloading and returning is carried out. Specifically, the method comprises the following steps:

1) system self-checking: detecting whether the whole system is normal, and if so, entering the step 2);

2) high voltage on the battery system; entering step 3) after the high voltage on the battery system is finished;

3) entering a material charging sub-process. Entering step 4) after the charging is finished;

4) entering a transport sub-process. Entering step 5) after the transfer is finished;

5) enter the wait sub-process. Entering step 6) after waiting for completion;

6) entering a discharging sub-process. Step 7) after unloading is finished;

7) entering a return sub-process;

8) repeating the sub-processes from 3) to 7) if the operation is continued;

9) when the operation is stopped, entering a high-voltage power-off process;

10) and finishing the operation after the high-voltage reduction is finished.

Preferably, the step 3) is specifically:

step 3 a: obtaining the SOC value of the battery, and judging whether the SOC value of the battery is larger than the SOC_{Threshold value 1}If SOC > SOC_{Threshold value 1}Entering step 3 b; if SOC < SOC_{Threshold value 1}Step 3c is entered;

in this step, the SOC of the battery refers to the remaining capacity of the battery, and the remaining capacity is estimated from parameters such as the terminal voltage, the charge-discharge current, and the internal resistance of the battery.

The battery management system calculates the residual capacity of the battery by presetting the SOC_{Threshold value 1}The upper system controller compares the remaining battery capacity with the SOC_{Threshold value 1}The residual electric quantity of the whole charging process is automatically judged whether enough to determine whether to start charging, so that the dependence on manual operation is reduced, and the accuracy and the sensitivity are higher.

And step 3 b: starting charging: the engine is shut down and the motor is started.

And step 3 c: the AC380V or the DC charging post is required to be accessed for charging.

And step 3 d: and estimating the SOC value of the residual battery after charging according to the real-time output power and charging time of the motor.

In this step, a specific method of estimating the SOC of the remaining battery after charging is completed:

step 3d1, obtaining the residual battery capacity Q1 after the charging time t;

step 3d2, estimating the electric quantity Q2 required by residual charging according to the output power of the motor and the residual charging time at the time t;

and 3d3, estimating the residual charge Q after the charging is finished, wherein Q is Q1-Q2.

In the process of estimating the electric quantity Q2 required by the residual charging, the output power of the motor is estimated according to a fixed value at the time t.

In the step, the charging time is preset, and in the charging process, the motor is powered by the battery and drives the stirring tank to rotate. Because the charging time is fixed, the output power of the motor changes in real time, and therefore whether the generator needs to be started to charge the battery or not is determined by monitoring the residual electric quantity of the battery in real time, so that the normal operation of the mixer truck is ensured, and the condition that the mixing work cannot be smoothly carried out due to insufficient electric quantity of the battery is avoided.

Step 3 e: estimating whether residual SOC is larger than SOC after charging completion in real time_{Threshold value 2}If SOC > SOC_{Threshold value 2}Entering step 3 f; if SOC < SOC_{Threshold value 2}Entering step 3 g;

and step 3 f: waiting for the charge to complete.

Step 3 g: the engine is started to drive the generator to charge the battery.

Preferably, the step 4) is specifically:

step 4 a: when the vehicle runs, the motor starts to work;

and 4 b: the generator is enabled to operate.

And 4 c: judging whether the SOC is larger than the SOC_{Threshold value 3}If SOC > SOC_{Threshold value 3}Step 4d is entered. If SOC < SOC_{Threshold value 3}Then return to step 4 b.

And 4 d: the generator stops working.

And 4 e: judging whether the SOC is larger than the SOC_{Threshold value 4}If SOC > SOC_{Threshold value 4}Then return to step 4 b. If SOC < SOC_{Threshold value 4}Step 4f is entered.

Step 4f, judging whether the SOC of the battery reaches the SOC after the battery is about to reach the target by the driver_{Threshold value 5}. If it can reach SOC_{Threshold value 5}Step 4g is entered. If SOC cannot be reached_{Threshold value 5}Then go to step 4 h.

Step 4g, finishing transferring;

and 4h, forcibly starting the generator by the driver.

Preferably, the step 5) is specifically:

step 5 a: the engine is shut down, and the generator stops working;

and step 5 b: the motor continues to run.

And step 5 c: it is determined whether the wait is complete. If so, step 5f is entered. If not, step 5d is entered.

And step 5 d: and judging whether the waiting time exceeds M minutes. If M minutes is exceeded, step 5e is entered. Otherwise, the step 5b is returned.

In this step, M is set to 60 min.

And step 5 e: the engine is started and the generator is enabled to work.

Step 5 f: the generator stops working, and the engine is shut down.

Step 5 g: waiting for completion;

preferably, the step 6) is specifically:

step 6 a: the engine is shut down and the generator stops working.

Step 6 b: the motor continuously runs;

step 6 c: and judging whether the unloading is finished or not. If so, step 6d is entered. If not, return to step 6 b.

Step 6 d: the motor stops working.

Step 6 e: and (5) finishing unloading.

Preferably, the step 7) is specifically:

step 7 a: and when the vehicle runs, the motor stops working.

And 7 b: the generator is enabled to operate.

And 7 c: judging whether the SOC is larger than the SOC_{Threshold value of 6}. If SOC > SOC_{Threshold value of 6}Go to step 7 d. If SOC < SOC_{Threshold value of 6}Then return to step 7 b.

And 7 d: the motor stops working.

And 7 e: the return stroke is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a trucd mixer facial make-up driving system, its characterized in that, includes motor, battery system, generator, engine, agitator tank, generator control ware, machine controller and facial make-up system controller, the motor is used for the drive the agitator tank rotates, battery system with the motor electricity is connected, is used for giving the motor power supply and storage the electric energy that the generator sent, the generator with the battery system electricity is connected, the engine drives whole car and traveles and drive the generator electricity generation, facial make-up system controller is through right the generator control ware machine controller the energy management is realized to battery system's control.

2. The mixer truck onboard power system of claim 1, wherein the battery system includes a power battery pack and a battery management system.

3. The power system of claim 1, further comprising a high voltage distribution cabinet and a vehicle-mounted charger, wherein the vehicle-mounted charger is used as an auxiliary power supplement means to supplement additional power to the battery at the intermittent power connection point.

4. The power system of claim 1, further comprising a dc charging port for supplying power to the battery via a dc charging post as an auxiliary power supply.

5. The power system of claim 1, further comprising a system status detection display screen that is a human-machine interface of the system.