阅读说明：本技术 插电式混合动力汽车预约充电的控制方法 (Control method for reserved charging of plug-in hybrid electric vehicle ) 是由 钟铭 钟发平 盖福祥 王存磊 刘国志 庞雷保 孙哲浩 于 2019-10-22 设计创作，主要内容包括：本发明提供了一种插电式混合动力汽车预约充电的控制方法,用户设置预约充电开始时间和预充充电结束时间,在车辆与充电机正常连接情况下,T-Box将设置的预约充电开始时间和预充充电结束时间进行相应转化后传递给整车控制器,在车辆防盗认证通过且判断车辆未满电且无充电故障时,在车辆控制面板或手机APP上显示“预约成功”,之后在到达设置的预约充电开始时间时,整车控制器协调控制电池管理系统和充电机控制器对车辆进行充电,在到达设置的预约充电结束时间或车辆已充满电时,整车控制器协调控制电池管理系统和充电机控制器结束充电。本发明方法简单可行,可根据用户需求自由设定充电开始时间和充电结束时间,安全可靠。(The invention provides a control method for a plug-in hybrid electric vehicle reserved charging, which comprises the steps that a user sets reserved charging starting time and pre-charging ending time, under the condition that a vehicle is normally connected with a charger, a T-Box correspondingly converts the set reserved charging starting time and the set pre-charging ending time and transmits the converted reserved charging starting time and the pre-charging ending time to a vehicle controller, when vehicle anti-theft authentication is passed and the vehicle is judged to be not fully charged and has no charging fault, reservation success is displayed on a vehicle control panel or a mobile phone APP, then the vehicle controller coordinately controls a battery management system and a charger controller to charge the vehicle when the set reserved charging starting time is reached, and the vehicle controller coordinately controls the battery management system and the charger controller to finish charging when the set reserved charging ending time is reached or the vehicle is fully charged. The method is simple and feasible, can freely set the charging start time and the charging end time according to the requirements of users, and is safe and reliable.)

1. A control method for the reserved charging of a plug-in hybrid electric vehicle is characterized by comprising the following steps: the method comprises the following steps:

s1: a user sets the reserved charging starting time and the pre-charging ending time through a vehicle control panel or a mobile phone APP, then the vehicle control panel or the mobile phone APP judges whether the set reserved charging starting time and the set pre-charging ending time are reasonable or not, if so, the step S2 is executed, otherwise, the vehicle control panel or the mobile phone APP rejects the setting and makes a corresponding prompt;

s2: the vehicle control unit judges whether the vehicle is normally connected with the charger, if so, the step S3 is executed, otherwise, the vehicle control unit makes a corresponding prompt on a vehicle control panel or a mobile phone APP through the T-Box and executes the step S1 again;

s3: the vehicle control panel or the mobile phone APP transmits the set reserved charging starting time and the pre-charging ending time to the T-Box, the T-Box correspondingly converts the received set reserved charging starting time and the pre-charging ending time and transmits the converted time information to the vehicle control unit, and then step S4 is executed;

s4: the vehicle controller conducts anti-theft authentication on the vehicle, if the anti-theft authentication is unsuccessful, the vehicle controller transmits information to a vehicle control panel or a mobile phone APP through the T-Box and displays 'reservation failure, please try again later' on the vehicle control panel or the mobile phone APP, otherwise, the step S5 is executed;

s5: the vehicle controller judges the state of the vehicle, if the vehicle is fully charged or the vehicle has a charging fault, the vehicle controller transmits information to a vehicle control panel or a mobile phone APP through the T-Box and correspondingly displays that the electric quantity is full, the reservation is invalid or the charging fault and the reservation is invalid on the vehicle control panel or the mobile phone APP, and meanwhile the vehicle controller cancels the reservation; if the vehicle is not fully charged and no charging fault exists, the vehicle control unit transmits information to a vehicle control panel or a mobile phone APP through the T-Box and displays 'reservation success' on the vehicle control panel or the mobile phone APP, and simultaneously records the set reserved charging starting time and the pre-charging ending time, and then executes the step S6;

s6: when the set reserved charging starting time is reached, the vehicle controller coordinately controls the battery management system and the charging machine controller to charge the vehicle, and simultaneously transmits information to a vehicle control panel or a mobile phone APP through the T-Box and displays 'charging' on the vehicle control panel or the mobile phone APP; when the set reserved charging end time is reached or the vehicle is fully charged, the vehicle control unit coordinately controls the battery management system and the charging controller to finish charging the vehicle, and meanwhile, the information is transmitted to the vehicle control panel or the mobile phone APP through the T-Box and the charging end is displayed on the vehicle control panel or the mobile phone APP.

2. The method for controlling reserved charging of a plug-in hybrid electric vehicle according to claim 1, characterized in that: the set scheduled charging start time must be at least 5min later than the current time.

Technical Field

The invention relates to the field of control of hybrid vehicles, in particular to a control method for scheduled charging of a plug-in hybrid electric vehicle.

Background

With the increase of population and economy, energy and environmental problems have prompted countries to develop new energy automobiles and energy-saving and environment-friendly vehicles. The plug-in hybrid electric vehicle is energy-saving and environment-friendly, and has wide market space and good development prospect.

The plug-in hybrid electric vehicle has a charging function, and because China carries out stepped electricity price and the low electricity price stage is the sleep time of people, the vehicle is charged without influencing rest by using the low electricity price stage, meanwhile, the requirement of vehicle electric quantity is met without influencing use, and an appointment charging technology needs to be developed, so that a user can set the charging starting time and the charging ending time independently, and the vehicle can be charged according to the setting of the user.

Disclosure of Invention

The invention aims to provide a safe and reliable control method for the reserved charging of a plug-in hybrid electric vehicle, which is simple and feasible, can freely set the charging starting time and the charging ending time according to the requirements of users.

The invention is realized by the following scheme:

a control method for the reserved charging of a plug-in hybrid electric vehicle comprises the following steps:

s1: a user sets the reserved charging starting time and the pre-charging ending time through a vehicle control panel or a mobile phone APP, then the vehicle control panel or the mobile phone APP judges whether the set reserved charging starting time and the set pre-charging ending time are reasonable or not, if so, the step S2 is executed, otherwise, the vehicle control panel or the mobile phone APP rejects the setting and makes a corresponding prompt;

s2: the vehicle control unit judges whether the vehicle is normally connected with the charger, if so, the step S3 is executed, otherwise, the vehicle control unit makes a corresponding prompt on a vehicle control panel or a mobile phone APP through the T-Box and executes the step S1 again;

s3: the vehicle control panel or the mobile phone APP transmits the set reserved charging starting time and the pre-charging ending time to the T-Box, the T-Box correspondingly converts the received set reserved charging starting time and the pre-charging ending time and transmits the converted time information to the vehicle control unit, and then step S4 is executed;

s4: the vehicle controller conducts anti-theft authentication on the vehicle, if the anti-theft authentication is unsuccessful, the vehicle controller transmits information to a vehicle control panel or a mobile phone APP through the T-Box and displays 'reservation failure, please try again later' on the vehicle control panel or the mobile phone APP, otherwise, the step S5 is executed;

s5: the vehicle controller judges the state of the vehicle, if the vehicle is fully charged or the vehicle has a charging fault, the vehicle controller transmits information to a vehicle control panel or a mobile phone APP through the T-Box and correspondingly displays that the electric quantity is full, the reservation is invalid or the charging fault and the reservation is invalid on the vehicle control panel or the mobile phone APP, and meanwhile the vehicle controller cancels the reservation; if the vehicle is not fully charged and no charging fault exists, the vehicle control unit transmits information to a vehicle control panel or a mobile phone APP through the T-Box and displays 'reservation success' on the vehicle control panel or the mobile phone APP, and simultaneously records the set reserved charging starting time and the pre-charging ending time, and then executes the step S6;

s6: when the set reserved charging starting time is reached, the vehicle controller coordinately controls the battery management system and the charging machine controller to charge the vehicle, and simultaneously transmits information to a vehicle control panel or a mobile phone APP through the T-Box and displays 'charging' on the vehicle control panel or the mobile phone APP; when the set reserved charging end time is reached or the vehicle is fully charged, the vehicle control unit coordinately controls the battery management system and the charging controller to finish charging the vehicle, and meanwhile, the information is transmitted to the vehicle control panel or the mobile phone APP through the T-Box and the charging end is displayed on the vehicle control panel or the mobile phone APP.

The set scheduled charging start time must be at least 5min later than the current time. In general, the set pre-charging end time needs to be later than the set scheduled charging start time, the specific set time can be adjusted as required, and the scheduled charging start time and the scheduled charging end time are set in the time periods of night and early morning when the vehicle is not used.

When reminding and displaying are carried out on a vehicle control panel or a mobile phone APP, the reminding and displaying can be continued for a certain time so as to enable a user to learn in time, and the specific duration time can be adjusted and designed as required.

The power split-flow type hybrid vehicle low-speed driving mode switching control method is simple and feasible, a user can freely set the reserved charging starting time and the reserved charging ending time, user experience is greatly enriched, the use of the user is facilitated, the reserved charging effect is achieved through the mutual coordination and cooperation of the vehicle control panel or the mobile phone APP, the T-Box, the vehicle control unit, the battery management system and the charger controller, and meanwhile the user can visually know the charging state through the vehicle control panel or the mobile phone APP. The low-speed driving mode switching control method of the power split type hybrid vehicle is reliable and safe, does not need to add extra hardware, has less software adjustment and can save the cost.

Detailed Description

The present invention will be further described with reference to the following examples, but the present invention is not limited to the description of the examples.