阅读说明：本技术 一种喷油嘴控制方法、装置和车载设备及可读存储介质 (Oil nozzle control method and device, vehicle-mounted equipment and readable storage medium ) 是由 刘均 程驰 詹伟 刘国柱 裴慧 庄文龙 于 2019-10-18 设计创作，主要内容包括：本申请提供一种喷油嘴控制方法,应用于车载设备,包括：接收到对至少一个喷油嘴控制指令；解析至少一个喷油嘴控制指令,得到至少一个喷油嘴控制信息,其中,喷油嘴控制信息包括喷油嘴编号和对应的控制喷油嘴状态；依次将喷油嘴控制信息发送至车辆电子控制单元,以便车辆电子控制单元控制相应的喷油嘴的当前喷油嘴状态转换成对应的控制喷油嘴状态。本申请操作简单,成本低,且可以支持所有车型,不需要使用与车辆对应的设备即可实现对车辆某些汽缸的喷油嘴的控制。本申请同时还提供了一种喷油嘴控制装置、一种车载设备和计算机可读存储介质,均具有上述有益效果。(The application provides an oil nozzle control method, which is applied to vehicle-mounted equipment and comprises the following steps: receiving a control instruction for at least one fuel spray nozzle; analyzing at least one oil injection nozzle control instruction to obtain at least one oil injection nozzle control information, wherein the oil injection nozzle control information comprises an oil injection nozzle number and a corresponding control oil injection nozzle state; and sequentially sending the control information of the oil nozzle to the vehicle electronic control unit so that the vehicle electronic control unit controls the current oil nozzle state of the corresponding oil nozzle to be converted into the corresponding control oil nozzle state. This application easy operation, it is with low costs, and can support all motorcycle types, need not use the equipment that corresponds with the vehicle can realize the control to the fuel sprayer of some cylinders of vehicle. The application also provides an oil nozzle control device, a vehicle-mounted device and a computer readable storage medium, and the oil nozzle control device, the vehicle-mounted device and the computer readable storage medium all have the beneficial effects.)

1. A fuel injection nozzle control method is applied to vehicle-mounted equipment and is characterized by comprising the following steps:

receiving a control instruction for at least one fuel spray nozzle;

analyzing the at least one oil injection nozzle control instruction to obtain at least one oil injection nozzle control information, wherein the oil injection nozzle control information comprises an oil injection nozzle number and a corresponding control oil injection nozzle state;

and sequentially sending the oil nozzle control information to a vehicle electronic control unit so that the vehicle electronic control unit controls the current oil nozzle state of the corresponding oil nozzle to be converted into the corresponding control oil nozzle state.

2. The fuel injector control method of claim 1, wherein the sequentially sending the fuel injector control information to a vehicle electronic control unit comprises:

sending a target fuel injection nozzle state reading instruction to a vehicle electronic control unit so that the vehicle electronic control unit obtains a corresponding current fuel injection nozzle state according to the target fuel injection nozzle state reading instruction;

acquiring a current oil nozzle state corresponding to the target oil nozzle state reading instruction, and comparing the current oil nozzle state with a control oil nozzle state corresponding to the oil nozzle control information to obtain a comparison result;

obtaining target fuel injection nozzle control information according to the comparison result, and sending the target fuel injection nozzle control information to the vehicle electronic control unit, so that the vehicle electronic control unit controls the current fuel injection nozzle state corresponding to the target fuel injection nozzle state reading instruction to be converted into a corresponding control fuel injection nozzle state;

and sending a next target fuel injection nozzle state reading instruction to the vehicle electronic control unit until the fuel injection nozzle state of all the target fuel injection nozzles is converted into the corresponding operation for controlling the fuel injection nozzle state.

3. The fuel injector control method of claim 2, wherein the obtaining target fuel injector control information according to the comparison result and sending the target fuel injector control information to the vehicle electronic control unit includes:

and when the comparison result shows that the current oil nozzle state corresponding to the target oil nozzle state reading instruction is inconsistent with the corresponding control oil nozzle state, sending the target oil nozzle control information to the vehicle electronic control unit.

4. The fuel injector control method of claim 2, wherein the obtaining target fuel injector control information according to the comparison result and sending the target fuel injector control information to the vehicle electronic control unit includes:

when the comparison result shows that the current oil nozzle state is consistent with the target oil nozzle state, sending a determination instruction to the vehicle electronic control unit;

and receiving the information of success determination sent by the vehicle electronic control unit.

5. The fuel injector control method of claim 1, wherein prior to receiving the command for at least one fuel injector control, comprising:

after detecting that an on-board automatic diagnosis system (OBD) interface of a vehicle is accessed, sending a Vehicle Identification Number (VIN) code reading instruction to a vehicle OBD module, so that the vehicle OBD module can obtain VIN code information according to the Vehicle Identification Number (VIN) code reading instruction;

reading the VIN code information fed back by the vehicle OBD module;

determining a vehicle type corresponding to the vehicle according to the VIN code information;

and obtaining engine diagnosis function information of the vehicle electronic control unit corresponding to the vehicle type from a diagnosis protocol file.

6. The fuel injector control method of claim 5, further comprising, after obtaining engine diagnostic function information of the vehicle electronic control unit corresponding to the vehicle type from a diagnostic protocol file:

establishing a communication link with the vehicle electronic control unit according to the engine diagnostic function information;

sending an engine activation command to the vehicle electronic control unit so that the vehicle electronic control unit can be activated according to the engine activation command;

receiving engine activation success information sent by the vehicle electronic control unit;

sending a verification command to the vehicle electronic control unit so that the vehicle electronic control unit can send target data according to the verification command;

receiving the target data, calculating the target data by using a preset algorithm to obtain a target code, and sending the target code to the vehicle electronic control unit;

and when the vehicle electronic control unit verifies that the target code is correct, receiving correct verification information sent by the vehicle electronic control unit.

7. The fuel injector control method of claim 5, further comprising, after obtaining engine diagnostic function information of the vehicle electronic control unit corresponding to the vehicle type from a diagnostic protocol file:

obtaining the information of the oil nozzle corresponding to the vehicle type from the diagnostic protocol file;

and broadcasting the selectable fuel injection nozzle information according to the fuel injection nozzle information.

8. An injection nozzle control apparatus, comprising:

the receiving module is used for receiving a control instruction of at least one oil nozzle;

the analyzing module is used for analyzing the at least one oil injection nozzle control instruction to obtain at least one oil injection nozzle control message, wherein the oil injection nozzle control message comprises an oil injection nozzle number and a corresponding control oil injection nozzle state;

and the control module is used for sequentially sending the oil nozzle control information to the vehicle electronic control unit so that the vehicle electronic control unit can control the current oil nozzle state of the corresponding oil nozzle to be converted into the corresponding control oil nozzle state.

9. An in-vehicle apparatus, characterized by comprising:

a memory for storing a computer program;

a processor for implementing the steps of the method of fuel injector control of any one of claims 1 to 7 when executing the computer program.

10. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method for controlling an injection nozzle according to any one of claims 1 to 7.