CN111813090A - Method for integrating self-locking function of controller - Google Patents
Method for integrating self-locking function of controller Download PDFInfo
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- CN111813090A CN111813090A CN202010689959.6A CN202010689959A CN111813090A CN 111813090 A CN111813090 A CN 111813090A CN 202010689959 A CN202010689959 A CN 202010689959A CN 111813090 A CN111813090 A CN 111813090A
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- locking
- controller
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0221—Preprocessing measurements, e.g. data collection rate adjustment; Standardization of measurements; Time series or signal analysis, e.g. frequency analysis or wavelets; Trustworthiness of measurements; Indexes therefor; Measurements using easily measured parameters to estimate parameters difficult to measure; Virtual sensor creation; De-noising; Sensor fusion; Unconventional preprocessing inherently present in specific fault detection methods like PCA-based methods
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Lock And Its Accessories (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a method for integrating a self-locking function of a controller, relates to engine control, and solves the technical problems of poor reliability and poor data confidentiality existing in self-locking through auxiliary equipment at present, wherein the method comprises the following steps: a locking mark is arranged in the controller; receiving a self-locking control instruction, and setting the state of a locking mark to be a locking state when the self-locking control instruction is a locking instruction; when the self-locking control instruction is an unlocking instruction, setting the state of a locking mark as a non-locking state; when the controller receives a key switch off signal, starting a power-off delay function and saving the state of a locking mark; when the controller is powered on next time, the controller reads the state of the locking mark stored last time; the controller controls the engine to operate according to the state of the locking flag. The controller of the invention changes and saves the state of the locking mark according to the self-locking control instruction, and carries out self-locking or unlocking on the engine according to the state of the locking mark, thereby having high reliability and good confidentiality.
Description
Technical Field
The present invention relates to engine control, and more particularly, it relates to a method for a controller to integrate a self-locking function.
Background
The controller is a key part of the engine, and control strategies such as fuel injection, air intake and exhaust control, OBD fault calibration, additional functions and the like of the engine are the core competitiveness of the engine. At present, mainstream products sold in the market are all electric control engines, but a small part of engines controlled by mechanical and electric regulation also exist, wherein the mechanical and electric regulation engines cannot realize the self-locking function, and the mainstream electric control engines mostly adopt external auxiliary equipment to realize the self-locking function. From different angles, the self-locking function is the most central market competitiveness technology, and plays different roles in different markets, such as: host computer factory, supporting factory, lease market etc. when the customer can not pay rent on time, the firm that possesses the authority can open self-locking function and make the engine stop work.
The main technical route for realizing the self-locking function in the current market is to add an auxiliary control system outside an electric control engine to achieve the aim of self-locking of the whole engine, however, by adopting the configuration, when the auxiliary equipment is detached or fails, the self-locking function fails, and the function cannot be fundamentally ensured. Meanwhile, the auxiliary equipment is developed and installed by external personnel, and when the auxiliary equipment works normally, the basic operation parameters of the engine need to be monitored and read, so that the problem of confidentiality of engine data is involved, and meanwhile, confidentiality of an engine road spectrum and the real use condition of a client cannot be realized.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and aims to provide a method for integrating a self-locking function of a controller, which has high reliability and good confidentiality.
The technical scheme of the invention is as follows: a method of controller integrated self-locking functionality, comprising:
a locking mark is arranged in the controller;
the controller receives a self-locking control instruction, and when the self-locking control instruction is a locking instruction, the state of the locking mark is set to be a locking state; when the self-locking control instruction is an unlocking instruction, setting the state of the locking mark as a non-locking state;
when the controller receives a key switch off signal, starting a power-off delay function and saving the state of the locking mark, and powering off the controller;
when the controller is powered on next time, the controller reads the state of the locking mark stored last time;
and the controller controls the engine to operate according to the state of the locking mark.
As a further improvement, when the state of the locking flag is a locking state, the controller controls the output oil amount limit of the engine to 0, and the engine cannot be started; and when the state of the locking mark is a non-locking state, the controller controls the engine to be normally started.
Further, the controller receives a self-locking control instruction sent by a local computer through a serial port or a bus.
Further, the controller receives a self-locking control instruction sent by a remote computer through a terminal.
Further, the controller is connected with the terminal through a serial port or a bus.
Further, the controller needs to receive correct authority information before changing the state of the lock flag.
Further, the authority information has grade and timeliness.
Furthermore, only when the engine is in a closed state, the self-locking control instruction received by the controller is effective; otherwise it is not valid.
Advantageous effects
Compared with the prior art, the invention has the advantages that: according to the invention, the locking mark is arranged in the controller, when the controller receives a locking instruction, the locking mark is set to be in a locking state, when the controller receives an unlocking instruction, the locking mark is set to be in a non-locking state, when a key switch is turned off, the current state of the locking mark is stored, when the controller is powered on next time, the stored state of the locking mark is read, and the controller controls the engine to carry out self-locking or unlocking according to the state of the locking mark; the invention saves auxiliary equipment, can avoid the problem of failure of self-locking function when the auxiliary equipment is detached or fails in the prior art, has good confidentiality of engine data because the basic operating parameters of the engine cannot be monitored and read by the auxiliary equipment, and simultaneously saves the auxiliary equipment to ensure that the cost for realizing self-locking of the engine is lower.
Drawings
FIG. 1 is a control flow chart of the present invention.
Detailed Description
The invention will be further described with reference to specific embodiments shown in the drawings.
Referring to fig. 1, a method for integrating a self-locking function of a controller includes:
a locking mark is arranged in the controller;
the controller receives the self-locking control command, and when the self-locking control command is a locking command, the state of the locking mark is set to be a locking state; when the self-locking control instruction is an unlocking instruction, setting the state of a locking mark as a non-locking state;
when the controller receives a key switch off signal, starting a power-off delay function and saving the state of a locking mark, and powering off the controller;
when the controller is powered on next time, the controller reads the state of the locking mark stored last time;
the controller controls the engine to operate according to the state of the locking flag.
The controller controls the engine to run according to the state of the locking mark, and specifically comprises the following steps: when the locking mark is in a locking state, the controller controls the output oil quantity of the engine to be limited to 0, and the engine cannot be started; when the locking mark is in a non-locking state, the controller controls the engine to be normally started.
The controller receives a self-locking control instruction sent by a local computer through a serial port or a bus, and the local computer is located at an engine manufacturer and is mainly used for self-locking an engine which leaves a factory by the engine manufacturer, so that the engine is prevented from being improperly used or illegally started, and the engine can be damaged if the engine is started in an environment which cannot meet the starting requirement of the engine. Or the controller receives a self-locking control instruction sent by a remote computer through a terminal, the controller is connected with the terminal through a serial port or a bus, the terminal is connected with the remote computer through a network, the remote computer is positioned at an engine manufacturer, the terminal is positioned at a client, such as a host factory, a matching factory or a leasing market, and the terminal can be a mobile terminal, a computer or a mobile phone and can self-lock the engine of the client who does not fulfill the contract to force the client to fulfill the contract.
The controller needs to receive correct authority information before changing the state of the locking mark, and only a manufacturer or a client with authority can start the self-locking function to stop the engine or unlock the engine. The authority information has grade and timeliness, namely, different operations can be carried out on the authorities with different grades, and the authority information is effective only when being input in the effective time.
Only when the engine is in a closed state, the self-locking control instruction received by the controller is effective; otherwise, the self-locking control instruction is invalid, namely the self-locking control instruction can be sent to the controller when the key switch is closed and the ignition is not performed, so that the influence on the normally working engine is prevented.
The invention saves auxiliary equipment, can avoid the problem of failure of self-locking function when the auxiliary equipment is detached or fails in the prior art, has good confidentiality of engine data because the basic operating parameters of the engine cannot be monitored and read by the auxiliary equipment, and simultaneously saves the auxiliary equipment to ensure that the cost for realizing self-locking of the engine is lower. The self-locking function is integrated in the autonomous controller, no auxiliary device is needed to be added, arrangement and configuration are not needed to be changed, the method is simple for clients and host factories, maintenance cost is low, the self-locking function of the invention does not need to write engine data in a flashing mode in the traditional technology, the state of a locking mark is only needed to be stored in a power-off mode or read in a power-on mode, the function is simple, and data writing errors caused by misoperation of operators can be avoided.
The above is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that several variations and modifications can be made without departing from the structure of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (8)
1. A method of integrating self-locking functionality with a controller, comprising:
a locking mark is arranged in the controller;
the controller receives a self-locking control instruction, and when the self-locking control instruction is a locking instruction, the state of the locking mark is set to be a locking state; when the self-locking control instruction is an unlocking instruction, setting the state of the locking mark as a non-locking state;
when the controller receives a key switch off signal, starting a power-off delay function and saving the state of the locking mark, and powering off the controller;
when the controller is powered on next time, the controller reads the state of the locking mark stored last time;
and the controller controls the engine to operate according to the state of the locking mark.
2. The method for integrating the self-locking function into the controller according to claim 1, wherein when the state of the locking flag is a locking state, the controller controls the output oil limit of the engine to be 0, and the engine cannot be started; and when the state of the locking mark is a non-locking state, the controller controls the engine to be normally started.
3. The method for integrating the self-locking function of the controller according to claim 1, wherein the controller receives the self-locking control command sent by a local computer through a serial port or a bus.
4. The method for integrating the self-locking function of the controller according to claim 1, wherein the controller receives the self-locking control command from the remote computer through the terminal.
5. The method for integrating the self-locking function of the controller according to claim 4, wherein the controller is connected to the terminal through a serial port or a bus.
6. The method as claimed in any one of claims 1 to 5, wherein the controller needs to receive correct authority information before changing the status of the locking flag.
7. The method for integrating the self-locking function of the controller according to claim 6, wherein the authority information has a grade and a timeliness.
8. The method for integrating the self-locking function of the controller according to any one of claims 1-5 and 7, wherein the self-locking control command received by the controller is valid only when the engine is in a closed state; otherwise it is not valid.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689959.6A CN111813090B (en) | 2020-07-17 | 2020-07-17 | Method for integrating self-locking function of controller |
| PCT/CN2020/134828 WO2022011940A1 (en) | 2020-07-17 | 2020-12-09 | Method for integrating controller with self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689959.6A CN111813090B (en) | 2020-07-17 | 2020-07-17 | Method for integrating self-locking function of controller |
Publications (2)
| Publication Number | Publication Date |
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| CN111813090A true CN111813090A (en) | 2020-10-23 |
| CN111813090B CN111813090B (en) | 2023-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010689959.6A Active CN111813090B (en) | 2020-07-17 | 2020-07-17 | Method for integrating self-locking function of controller |
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| CN (1) | CN111813090B (en) |
| WO (1) | WO2022011940A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022011940A1 (en) * | 2020-07-17 | 2022-01-20 | 广西玉柴机器股份有限公司 | Method for integrating controller with self-locking function |
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| CN209946706U (en) * | 2019-08-14 | 2020-01-14 | 广西玉柴机器股份有限公司 | Engine control system with data memory function |
| CN111813090B (en) * | 2020-07-17 | 2023-09-05 | 广西玉柴船电动力有限公司 | Method for integrating self-locking function of controller |
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2020
- 2020-07-17 CN CN202010689959.6A patent/CN111813090B/en active Active
- 2020-12-09 WO PCT/CN2020/134828 patent/WO2022011940A1/en active Application Filing
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| CN104875716A (en) * | 2015-05-08 | 2015-09-02 | 深圳天珑无线科技有限公司 | Method for automatically controlling safety lock and smart terminal |
| CN105416231A (en) * | 2015-12-23 | 2016-03-23 | 潍柴动力股份有限公司 | Remote vehicle locking control method and ECU |
| WO2017154132A1 (en) * | 2016-03-09 | 2017-09-14 | 本田技研工業株式会社 | Vehicle locking and unlocking control system |
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| CN108944785A (en) * | 2018-08-06 | 2018-12-07 | 安徽江淮汽车集团股份有限公司 | A kind of method of long-range car locking |
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| WO2022011940A1 (en) * | 2020-07-17 | 2022-01-20 | 广西玉柴机器股份有限公司 | Method for integrating controller with self-locking function |
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| Publication number | Publication date |
|---|---|
| WO2022011940A1 (en) | 2022-01-20 |
| CN111813090B (en) | 2023-09-05 |
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Effective date of registration: 20230104 Address after: No.88 Tianqiao West Road, Yulin City, Guangxi Zhuang Autonomous Region Applicant after: Guangxi Yuchai Ship Electric Power Co.,Ltd. Address before: No.88 Tianqiao West Road, Yulin City, Guangxi Zhuang Autonomous Region Applicant before: Guangxi Yuchai Machinery Co.,Ltd. |
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