CN207380550U - A kind of control Strategy for Series Hybrid-Power Vehicle verification platform - Google Patents

Abstract

The utility model discloses a kind of control Strategy for Series Hybrid-Power Vehicle verification platforms, it is related to technical field of vehicle control, including driver's operation panel, Signal acquiring and processing circuit board, entire car controller, capacitance touch screen and platform hull, driver's operation panel is fixed at the outer upper of platform hull, Signal acquiring and processing circuit board is fixed at the inside of platform hull and is connected with driver's operation panel, entire car controller be fixed at the top rearward position of platform hull and with Signal acquiring and processing circuit board electrical connection.Available for the exploitation of series hybrid-power control strategy, development efficiency is improved, by studying the control effect of algorithms of different, so that it is determined that optimum controling strategy；Development cost is low, simple in structure；Close to actual application environment；Convenient for human-computer interaction, switching control strategy.

Description

A kind of control Strategy for Series Hybrid-Power Vehicle verification platform

Technical field

The utility model is related to technical field of vehicle control, are specially a kind of control Strategy for Series Hybrid-Power Vehicle verification Platform.

Technical background

With the improvement of people's living standards, car ownership increases sharply, influence of the exhaust emissions to atmosphere pollution It is increasingly severe.At the same time automobile also consumes substantial amounts of petroleum resources, accounts for the 40% of consumption of petroleum amount, the world has been verified Petroleum reserves can only support 40-70 again by present depletion rate calculating, therefore exploitation is energy saving, drops the new automobile of row extremely It closes important.

Hybrid vehicle takes into account the power performance of conventional fuel oil automobile abundance and the feature of environmental protection of pure electric automobile and economy Property, the perfect adaptation that both is, and this tie combined is exactly its vehicle energy management and its dynamical system control.

Algorithm usually the energy management of realization vehicle and dynamical system control is referred to as control strategy, and energy management is Refer to the power distribution algorithm for realizing hybrid vehicle demand power between each energy source and brake.

Control strategy is the effective control realized on the basis of energy management to each component.As previously described, control Strategy is the tie of orthodox car and pure electric automobile perfect adaptation, is hybrid vehicle " brain " and hybrid power Automobile improves fuel economy and reduces the deciding factor of discharge.

Power set of the motor as unique driving running car, it is necessary to meet maximum traveling power requirement, therefore motor Power it is sufficiently large, this is allowed for, and automobile recycling braking energy potentiality are big, and since city bus is frequently braked, series connection is mixed It closes power vehicle and is chiefly used in city bus.The city bus huge amount that countries in the world are put into operation, especially with China's quantity It is more prominent, therefore, efficient control Strategy for Series Hybrid-Power Vehicle is studied, for the energy section in China or even countries in the world About mean a great with environmental protection cause.

Control Strategy for Series Hybrid-Power Vehicle can substantially be divided into following three kinds：It is the control strategy of rule-based class, complete Office's optimal control policy, the intelligent control strategy based on fuzzy control.However, plan is controlled to Series Hybrid-Power Vehicle at present Research slightly is also immature, and many aspects are to be improved.How to verify and compare the control strategy validity developed with it is quick Property, then a real-time hardware platform is needed to realize, the performance of control algolithm when being connected to observe with practical object；And And if control algolithm is undesirable, additionally it is possible to soon be designed repeatedly, repetition test is until finding preferably control plan Slightly.

At present, hybrid vehicle hardware simulation system is mostly using hardware in loop (HiL) technology, such as dSPACE matter emulations System, this kind of system possess real-time, the advantages that reliability is high, and extendibility is good.However its system structure is extremely complex, and Hardware acquisition cost is higher, and system operation is complex with operating.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, it is flat to provide a kind of control Strategy for Series Hybrid-Power Vehicle verification for the utility model Platform, it is extremely complex to solve existing system structure, and hardware acquisition cost is higher, and system operation is with operating more complicated ask Topic.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of series hybrid-power vapour Vehicle control strategy verification platform, it is characterised in that：Including driver's operation panel, Signal acquiring and processing circuit board, vehicle control Device processed, capacitance touch screen and platform hull, driver's operation panel are fixed at the outer upper of platform hull, institute The Signal acquiring and processing circuit board stated is fixed at the inside of platform hull and is connected with driver's operation panel, described Entire car controller be fixed at the top rearward position of platform hull and with Signal acquiring and processing circuit board electrical connection, it is described Capacitance touch screen be fixed at the front side of entire car controller and be electrically connected with entire car controller.

Preferably, driver's operation panel includes panel body, and the upper left-hand of the panel body is provided with Gas pedal, the upper middle position of the panel body are provided with selection gear, the upper right of the panel body Position is provided with brake pedal, the panel body top and is provided with key switch on rear side of brake pedal, described Panel body, gas pedal, selection gear, brake pedal and key switch be electrically connected respectively with Signal acquiring and processing circuit board It connects.

Preferably, the gas pedal, brake pedal brake pedal include the current potential of simulation output analog signals Device.

Preferably, the selection gear and key switch are made of the button exported with on-off model.

Preferably, the entire car controller is including the high-performance processor based on NXP and with CAN-Bus, blue tooth interface Embedded board.

Preferably, a kind of control Strategy for Series Hybrid-Power Vehicle verification platform further includes embeded processor, described Embeded processor is electrically connected with entire car controller.

(3) advantageous effect

The utility model provides a kind of control Strategy for Series Hybrid-Power Vehicle verification platform.Possess following beneficial to effect Fruit：

This control Strategy for Series Hybrid-Power Vehicle verification platform

1 can be used for the exploitation of series hybrid-power control strategy, development efficiency be improved, by the control for studying algorithms of different Effect, so that it is determined that optimum controling strategy；

2 is low with development cost compared with other platforms, simple in structure to wait clear superiorities；

3 applications are convenient, and hardware platform is operated closer to actual application environment；

4 use capacitance touch screen, convenient for human-computer interaction, switching control strategy.

Description of the drawings

Fig. 1 is the utility model structure diagram；

Fig. 2 is the utility model logical construction schematic diagram；

Fig. 3 is the utility model Series Hybrid-Power Vehicle forward simulation model schematic；

In figure：1- driver's operation panel, 2- Signal acquiring and processings circuit board, 3- entire car controllers, 4- capacitance touch Screen, 5- platform hulls, 11- panel bodies, 12- gas pedals, 13- selection gear, 14- brake pedals, 15- key switches.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1,

The utility model provides a kind of technical solution：A kind of control Strategy for Series Hybrid-Power Vehicle verification platform, including Driver's operation panel 1, Signal acquiring and processing circuit board 2, entire car controller 3, capacitance touch screen 4 and platform hull 5, it is described Driver's operation panel 1 be fixed at the outer upper of platform hull 5, Signal acquiring and processing circuit board 2 is fixedly installed It is connected in the inside of platform hull 5 and with driver's operation panel 1, entire car controller 3 is fixed at the top of platform hull 5 It rearward position and is electrically connected with Signal acquiring and processing circuit board 2, before capacitance touch screen 4 is fixed at entire car controller 3 It side and is electrically connected with entire car controller 3.

Driver's operation panel 1 includes panel body 11, and the upper left-hand of panel body 11 is provided with gas pedal 12, face The upper middle position of plate body 11 is provided with selection gear 13, and the upper right position of panel body 11 is provided with brake pedal 14,11 top of panel body and the rear side of brake pedal 14 is provided with key switch 15, panel body 11, gas pedal 12nd, gear 13, brake pedal 14 and key switch 15 is selected to be electrically connected respectively with Signal acquiring and processing circuit board 2.

Gas pedal 12, brake pedal brake pedal 14 include the potentiometer of simulation output analog signals.Select shelves Position 13 and key switch 15 are made of the button exported with on-off model.Entire car controller 3 includes the high-performance based on NXP Processor and with CAN-Bus, the embedded board of blue tooth interface.Further include embeded processor and PC machine, embedded place Reason device is electrically connected with entire car controller 3, and PC machine is electrically connected with embeded processor.

Before platform operation, first PC machine to be utilized to complete the off-line operation to i.MX6Quad high-performance processor chips, including Emulation application is write, build the replacement of each partial model of automobile and the control strategy applied to entire car controller 3 or is repaiied Change.This verification platform includes pilot model, vehicle control device 3 (VCU) model, component using the foundation of forward simulation modeling method Controller model and hybrid powertrain model, the control strategy to study Series Hybrid-Power Vehicle provide necessary imitative True environment；

Embedded real time processing system is the basis of verification platform, provides the soft or hard of model foundation, compiling, download and operation Part basis；Writing for condition module is further included, for providing the pilot model module work information that operation needs, driver's mould Block makes related driver behavior according to work information and vehicle operating status；

Driver's signal acquiring and processing system is instructed and carried out by NI6071E data collecting cards acquisition pilot control Analog-to-digital conversion, filtering processing, is then sent to embedded real time processing system and capacitance touch screen by CAN network.

Entire car controller is the core of hybrid vehicle system emulation, is responsible for vehicle energy management.It is according to driver Torque demand and automobile actual motion state parameter (information such as such as battery SOC, speed v), by control strategy determine engine, Generator, motor, the torque demand of mechanical brake, and control instruction is sent to each Parts Controller, control the reality of automobile Operation.

This programme uses capacitance touch screen, and aspect user switches display interface to observe each component operating status and replacement Control algolithm, convenient for human-computer interaction.In addition reliability, real-time and flexibility of the communication with protrusion are carried out using CAN network, Be conducive to improve platform emulation degree.The function and feature of the verification platform：(refer to automobile in prototype control algolithm and control object Pilot model) between build a bridge block；Allow researcher that main attention is placed on to the research and experimentally of control algolithm, So as to develop the control program of most suitable control object or environment.

Specific implementation process is as follows：Open the key switch on verification platform, the operating mode mould included in real time processing system Block provides operating condition, and passes through CAN network and be transported to and show on a display screen, and pilot model is according to target vehicle speed and vehicle Current vehicle speed determines the torque demand of driver, further according to torque demand and running state of the vehicle determine vehicle accelerator pedal or The position of brake pedal and the selection of gear.Signal acquiring and processing system is obtained by NI6071E data collecting cards and driven Member's control command simultaneously carries out analog-to-digital conversion, then filtering processing is sent to embedded real-time processing system by CAN network System, by explanation of the entire car controller to driver actions, is added to whole vehicle model, so as to control according to control strategy by driving intention The operating status of vehicle processed.The battery capacity (SOC) by calculating and current fuel consumption, speed information are finally passed through into CAN nets Network is graphically shown on capacitance touch screen, and driver obtains the speed information of display and done with desired target information Compare, correct the operation of oneself, so as to form closed-loop control link of the driver in ring.After the completion of a kind of control algolithm emulation, Can the control effect of various control algolithms successively repeatedly, be compared by the operation to capacitance touch screen, more scaling method, so as to Develop optimum controling strategy.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that Also there are other identical elements in the process, method, article or apparatus that includes the element ".

While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of control Strategy for Series Hybrid-Power Vehicle verification platform, it is characterised in that：Including driver's operation panel (1), Signal acquiring and processing circuit board (2), entire car controller (3), capacitance touch screen (4) and platform hull (5), the driver Operation panel (1) is fixed at the outer upper of platform hull (5), and the Signal acquiring and processing circuit board (2) is fixed It is arranged on the inside of platform hull (5) and is connected with driver's operation panel (1), the entire car controller (3) fixed setting Platform hull (5) top rearward position and be electrically connected with Signal acquiring and processing circuit board (2), the capacitance touch screen (4) it is fixed at the front side of entire car controller (3) and is electrically connected with entire car controller (3).

2. a kind of control Strategy for Series Hybrid-Power Vehicle verification platform according to claim 1, feature in：It is described to drive The person's of sailing operation panel (1) includes panel body (11), and the upper left-hand of the panel body (11) is provided with gas pedal (12), the upper middle position of the panel body (11) is provided with selection gear (13), the panel body (11) Upper right position is provided with brake pedal (14), the panel body (11) top and the rear side for being located at brake pedal (14) It is provided with key switch (15), the panel body (11), gas pedal (12), selection gear (13), brake pedal (14) It is electrically connected respectively with Signal acquiring and processing circuit board (2) with key switch (15).

3. a kind of control Strategy for Series Hybrid-Power Vehicle verification platform according to claim 2, feature in：Described Gas pedal (12), brake pedal brake pedal (14) include the potentiometer of simulation output analog signals.

4. a kind of control Strategy for Series Hybrid-Power Vehicle verification platform according to claim 2, it is characterised in that：It is described Selection gear (13) and key switch (15) be made of the button exported with on-off model.

5. a kind of control Strategy for Series Hybrid-Power Vehicle verification platform according to claim 1,2,3 or 4, feature exist In：The entire car controller (3) include high-performance processor based on NXP and with CAN-Bus, blue tooth interface it is embedded Development board.

6. a kind of control Strategy for Series Hybrid-Power Vehicle verification platform according to claim 1 or 2, it is characterised in that： Embeded processor is further included, the embeded processor is electrically connected with entire car controller (3).