CN110529265B - Method for controlling multi-gear constant rotating speed of diesel engine - Google Patents
Method for controlling multi-gear constant rotating speed of diesel engine Download PDFInfo
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- CN110529265B CN110529265B CN201910838414.4A CN201910838414A CN110529265B CN 110529265 B CN110529265 B CN 110529265B CN 201910838414 A CN201910838414 A CN 201910838414A CN 110529265 B CN110529265 B CN 110529265B
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- rotating speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
- F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
- F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D31/00—Use of speed-sensing governors to control combustion engines, not otherwise provided for
- F02D31/001—Electric control of rotation speed
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a method for controlling multi-gear constant rotating speed of a diesel engine, which comprises the following steps: the gear rotating speed adjusting function, the gear rotating speed covering function, the gear rotating speed memory function and the constant rotating speed memory function are used. Adjusting the rotating speed of the engine to a target rotating speed value through an accelerator; when the engine runs in a mode with a constant rotating speed memory function and the target rotating speed value of the accelerator is higher than the gear rotating speed, the current gear rotating speed is covered; after the engine is adjusted to a target rotating speed value, the rotating speed of the current engine is stored in the control unit as the target rotating speed of the gear by inputting a memory storage request signal; and after the engine is started, activating a constant rotating speed memory function, and realizing the constant rotating speed mode operation of multiple gears by inputting different gear information. Therefore, the method for controlling the multi-gear constant rotating speed of the diesel engine has the advantages that the rotating speed adjustment is not limited by the fixed step length, the adjustment precision is high, and the rotating speed requirements of different working conditions can be met.
Description
Technical Field
The invention relates to the technical field of diesel engines, in particular to a method for controlling multi-gear constant rotating speed of a diesel engine.
Background
The conventional diesel engine only supports the constant-speed running of one gear, namely the PTO function, the initial rotating speed of the function is calibrated by an engine manufacturer through controller software, an operator is only allowed to adjust the rotating speed on the basis of the initial rotating speed set by the factory, and the adjustment step length is a fixed value.
The prior art has the following disadvantages:
1. a multi-gear constant rotating speed running mode cannot be realized;
2. the step length of the rotation speed adjustment is a fixed value, and the diversified requirements of users cannot be met;
3. the functions of real-time adjustment, covering, memory and quitting of the initial gear rotating speed by an operator according to the working condition requirement of the whole vehicle are not provided.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a method for controlling multi-gear constant rotating speed of a diesel engine, which has the advantages that the rotating speed adjustment is not limited by fixed step length, the adjustment precision is high, and the rotating speed requirements of different working conditions can be met.
In order to achieve the aim, the invention provides a method for controlling multi-gear constant rotating speed of a diesel engine, which comprises the following steps: the gear rotating speed adjusting function, the gear rotating speed covering function, the gear rotating speed memory function and the constant rotating speed memory function are used. Adjusting the rotating speed of the engine to a target rotating speed value through an accelerator; when the engine runs in a mode with a constant rotating speed memory function and the target rotating speed value of the accelerator is higher than the gear rotating speed, the current gear rotating speed is covered; after the engine is adjusted to a target rotating speed value, the rotating speed of the current engine is stored in the control unit as the target rotating speed of the gear by inputting a memory storage request signal; and after the engine is started, activating a constant rotating speed memory function, and realizing the constant rotating speed mode operation of multiple gears by inputting different gear information.
In a preferred embodiment, the throttle includes a main throttle and an auxiliary throttle.
In a preferred embodiment, the gear is 4.
Compared with the prior art, according to the control method for the multi-gear constant rotating speed of the diesel engine, the rotating speed adjustment is not limited by the fixed step length, the adjustment precision is high, and the rotating speed requirements of different working conditions can be met.
Drawings
Fig. 1 is a flow chart illustrating a method for controlling a multi-gear constant rotation speed of a diesel engine according to an embodiment of the invention.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
As shown in fig. 1, fig. 1 is a flow chart illustrating a method for controlling a multi-gear constant rotation speed of a diesel engine according to an embodiment of the invention.
According to the preferred embodiment of the invention, the method for controlling the multi-gear constant rotating speed of the diesel engine comprises the following steps: the gear rotating speed adjusting function, the gear rotating speed covering function, the gear rotating speed memory function and the constant rotating speed memory function are used. Adjusting the rotating speed of the engine to a target rotating speed value through an accelerator; when the engine runs in a mode with a constant rotating speed memory function and the target rotating speed value of the accelerator is higher than the gear rotating speed, the current gear rotating speed is covered; after the engine is adjusted to a target rotating speed value, the rotating speed of the current engine is stored in the control unit as the target rotating speed of the gear by inputting a memory storage request signal; and after the engine is started, activating a constant rotating speed memory function, and realizing multi-gear constant rotating speed mode operation by inputting different gear information. The accelerator comprises a main accelerator and an auxiliary accelerator; wherein the gear is 4 gears.
In practical application, the method for controlling the multi-gear constant rotating speed of the diesel engine enables the diesel engine to enter a constant speed mode with different rotating speeds to operate by designing different gear signal inputs, and meanwhile, an operator can adjust a target initial rotating speed through an accelerator according to actual working condition requirements and adjust, cover and memorize in real time, in detail, the number of gears is set according to hardware resources of a control unit (the invention takes 4 gears as an example, but is not limited to the example, and any multi-gear can be realized), and the gear rotating speed is adjusted: an operator adjusts the rotating speed of the engine to a target rotating speed value through a main accelerator or an auxiliary accelerator; gear rotating speed covering: when the engine runs in a mode with a constant rotating speed memory function, the output rotating speed of the engine takes the large value of the rotating speed of the main accelerator, the rotating speed of the auxiliary accelerator and the rotating speed of the gear as the final rotating speed for output, and when the target rotating speed value of the main accelerator and the auxiliary accelerator is higher than the rotating speed of the gear, the current gear rotating speed can be covered; and (4) gear rotating speed memory storage: after the current engine rotating speed is adjusted to a target rotating speed value, a memory storage request signal is input, the current engine rotating speed is stored in a control unit as the target rotating speed of a gear, and an operator only needs to set the target rotating speed of the corresponding gear under different gears and input the memory storage request signal to realize the initial rotating speed memory storage of each gear; the constant speed memory function uses: after the engine is started, an operator can realize the multi-gear constant rotating speed mode operation by inputting different gear information after activating the constant rotating speed memory function.
In a word, the method for controlling the multi-gear constant rotating speed of the diesel engine adjusts the target rotating speed through the accelerator, the rotating speed adjustment is not limited by a fixed step length, the adjustment precision is high, the adaptability is strong, the multi-gear constant rotating speed operation mode can meet rotating speed requirements of different working conditions, and especially in the application of an agricultural tractor, the constant rotating speed switching of different gears can adapt to different agricultural implements, so that advanced ground management is realized.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (1)
1. A control method for multi-gear constant rotating speed of a diesel engine is characterized by comprising the following steps:
adjusting gear rotating speed, namely adjusting the rotating speed of the engine to a target rotating speed value through an accelerator;
covering the gear rotating speed, wherein when the engine operates in a mode with a constant rotating speed memory function and the target rotating speed value of the accelerator is higher than the gear rotating speed, the current gear rotating speed is covered;
the gear rotating speed memory storage is carried out, after the engine is adjusted to the target rotating speed value, the current rotating speed of the engine is stored in a control unit as the target rotating speed of the gear by inputting a memory storage request signal; and
the constant rotating speed memory function is used, after the engine is started, the constant rotating speed memory function is activated, and the multi-gear constant rotating speed mode operation is realized by inputting different gear information;
wherein the throttle comprises a main throttle and an auxiliary throttle;
wherein the gear is a 4-gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910838414.4A CN110529265B (en) | 2019-09-05 | 2019-09-05 | Method for controlling multi-gear constant rotating speed of diesel engine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910838414.4A CN110529265B (en) | 2019-09-05 | 2019-09-05 | Method for controlling multi-gear constant rotating speed of diesel engine |
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| CN110529265A CN110529265A (en) | 2019-12-03 |
| CN110529265B true CN110529265B (en) | 2022-05-13 |
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| CN201910838414.4A Active CN110529265B (en) | 2019-09-05 | 2019-09-05 | Method for controlling multi-gear constant rotating speed of diesel engine |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798530A (en) * | 2012-08-27 | 2012-11-28 | 中联重科股份有限公司渭南分公司 | Engine throttle calibration method, equipment and engineering machinery |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2724417B1 (en) * | 1994-09-12 | 1996-10-18 | Siemens Automotive Sa | METHOD FOR CONTROLLING A DIRECT INJECTION INTERNAL COMBUSTION ENGINE |
| JP4779958B2 (en) * | 2006-12-18 | 2011-09-28 | 井関農機株式会社 | Engine control device for tractor |
| JP4972033B2 (en) * | 2008-05-29 | 2012-07-11 | 株式会社クボタ | Work vehicle engine speed setting structure |
| US8185278B2 (en) * | 2008-11-11 | 2012-05-22 | Agco Corporation | Methods and systems for controlling the engine speed of agricultural vehicles |
| JP5413211B2 (en) * | 2010-01-19 | 2014-02-12 | 井関農機株式会社 | Tractor engine control system |
| JP5451657B2 (en) * | 2011-01-21 | 2014-03-26 | 株式会社クボタ | Vehicle engine control system |
| JP5808686B2 (en) * | 2012-02-03 | 2015-11-10 | 日立建機株式会社 | Engine control device for work vehicle |
| CN103174534B (en) * | 2013-03-26 | 2015-10-14 | 中联重科股份有限公司 | Method, equipment and system for controlling rotating speed of engine |
| KR101588790B1 (en) * | 2014-07-29 | 2016-01-26 | 현대자동차 주식회사 | Vehicle control system having motor |
| JP6407103B2 (en) * | 2015-06-30 | 2018-10-17 | 株式会社クボタ | Working machine |
| CN106224457A (en) * | 2016-10-10 | 2016-12-14 | 湖南润田农机装备科技股份有限公司 | 12 grades of transmission assemblies of crawler tractor |
| CN107882975B (en) * | 2017-10-24 | 2019-11-12 | 中联重机股份有限公司 | Tractor and adaptive electric controlled gear shfiting system and method for tractor |
| CN108180081B (en) * | 2017-12-27 | 2020-11-20 | 潍柴动力股份有限公司 | Throttle control method and device |
| CN109630286A (en) * | 2018-12-10 | 2019-04-16 | 广西玉柴机器股份有限公司 | The ameliorative way of vehicle driving |
| CN110094275B (en) * | 2019-05-06 | 2021-08-10 | 广西玉柴机器股份有限公司 | Engine control method for tractor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102798530A (en) * | 2012-08-27 | 2012-11-28 | 中联重科股份有限公司渭南分公司 | Engine throttle calibration method, equipment and engineering machinery |
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