WO2011004812A1 - Dispositif de commande de regulateur et procede de commande - Google Patents

Dispositif de commande de regulateur et procede de commande Download PDF

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Publication number
WO2011004812A1
WO2011004812A1 PCT/JP2010/061460 JP2010061460W WO2011004812A1 WO 2011004812 A1 WO2011004812 A1 WO 2011004812A1 JP 2010061460 W JP2010061460 W JP 2010061460W WO 2011004812 A1 WO2011004812 A1 WO 2011004812A1
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WO
WIPO (PCT)
Prior art keywords
governor
command
engine
output
control device
Prior art date
Application number
PCT/JP2010/061460
Other languages
English (en)
Japanese (ja)
Inventor
田中一郎
島田一孝
山本秀則
亮 光藤
Original Assignee
三井造船株式会社
三井造船システム技研株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三井造船株式会社, 三井造船システム技研株式会社 filed Critical 三井造船株式会社
Publication of WO2011004812A1 publication Critical patent/WO2011004812A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D23/00—Controlling engines characterised by their being supercharged
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
    • F02D29/02—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving vehicles; peculiar to engines driving variable pitch propellers
    • 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
    • F02D31/002—Electric control of rotation speed controlling air supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0002—Controlling intake air
    • F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/042—Introducing corrections for particular operating conditions for stopping the engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Definitions

  • the present invention relates to an engine governor control device equipped with a turbocharger.
  • Patent Document 1 since the fuel input amount is kept constant with respect to the load fluctuation, it cannot be said that the adequate governor control is necessarily performed, and the fuel consumption can be improved sufficiently. Absent. Moreover, although patent document 1 respond
  • An object of the present invention is to improve fuel efficiency by performing more precise governor control in consideration of turbo lag in an engine equipped with a turbocharger.
  • a governor control device is a governor control device for an engine having a turbocharger, and calculates and outputs a governor command based on a deviation between a rotational speed command and an actual engine rotational speed, and an engine And a regulation means for stopping the output of the governor command based on the above calculation over a predetermined period when the actual rotational speed is smaller than the rotational speed command, and gradually increasing and outputting the governor command during that period.
  • the governor control method of the present invention is a governor control method for an engine equipped with a turbocharger, which calculates and outputs a governor command based on a deviation between the rotational speed command and the actual engine rotational speed, When the number is smaller than the rotational speed command, the governor command based on the above calculation is stopped for a predetermined period, and the governor command is gradually increased and output during that period.
  • the predetermined period corresponds to a turbo lag period.
  • the governor command is substantially continuously increased and output.
  • the increase amount of the governor command is, for example, 1% to 10% of the current governor command. %.
  • the governor control device and control method of the present invention are particularly suitable for controlling a main engine for a ship.
  • the ship of the present invention includes a hull, an engine mounted on the hull, a turbocharger that supercharges the engine, and a governor control device that controls the amount of fuel input to the engine.
  • the control means for calculating and outputting the governor command based on the deviation between the rotational speed command and the actual engine speed, and when the actual engine rotational speed is smaller than the rotational speed command, the device performs the calculation over a predetermined period.
  • FIG. 1 is a block diagram showing a configuration of a marine engine governor control system according to an embodiment of the present invention.
  • the governor control system 10 of the present embodiment is provided with a turbocharger 13T and controls the amount of fuel input to the main machine 13 connected to the propeller 12 via the main shaft 11.
  • the governor control system 10 receives the rotational speed command, monitors the rotation of a turning gear (not shown) provided on the main shaft 11, detects the actual rotational speed of the engine at the actual rotational speed detection block 14, and moves to the input side. Feedback. That is, the deviation between the rotational speed command and the actual engine rotational speed is input to the PID calculation unit 15.
  • the deviation input to the PID calculation unit 15 is subjected to a proportional operation P, an integration operation I, and a differentiation operation D, and the output is input to the switch 16.
  • the switch 16 receives an output from the PID control restriction unit 17. That is, the switch 16 selectively switches the output from the PID calculation unit 15 and the output from the PID control regulation unit 17 and supplies the fuel supply device 18 that supplies fuel to the main engine 13 as a governor command.
  • the governor command corresponds to, for example, a lever position (governor position) for controlling the plunger capacity.
  • the PID control restriction unit 17 receives the current governor command, which is an output from the switch 16, as an input, and adds, for example, 1% of the input to the output.
  • the switch 16 is switched by a comparison unit 19 that compares the actual engine speed (input A) and the engine speed command (input B) from the actual engine speed detection block 14. That is, the comparison unit 19 outputs, for example, a Hi signal when the actual rotational speed is smaller than the rotational speed command, the switch 16 selects the output from the PID control restricting unit 17, and otherwise (the actual engine rotational speed is For example, the comparison unit 19 outputs a Lo signal, and the switch 16 selects the output from the PID calculation unit 15.
  • the output of the comparison unit 19 is also used as a reset signal for resetting the integral value in the I operation of the PID calculation unit 15.
  • the resetting of the I operation is performed when the governor command is switched from the output from the PID control restricting unit 17 to the output from the PID calculating unit 15, and in the example of the above Hi and Lo signals, it is switched from Hi to Lo.
  • the integrated value is reset to the current governor command value.
  • the output from the PID control restriction unit 17 is used as the governor command
  • the actual engine rotational speed is equal to or higher than the rotational speed command
  • the output from the PID calculation unit 15 is used as a governor command.
  • FIGS. 2 and 3 show time series changes of the governor command in the governor control system 10 respectively.
  • the horizontal axis represents time
  • the vertical axis represents the governor command value.
  • a continuous line shows the value of the governor command which is an output of the PID calculating part 15, and a broken line shows the output of the switch 16.
  • FIG. 2 corresponds to the case where the actual rotational speed becomes smaller than the rotational speed command, that is, when the load increases and the rotational speed decreases, or when the rotational speed command is increased (for example, when the ship is accelerated).
  • the governor command from the switch 16 to the fuel supply device 18 is changed from the output of the PID calculation unit 15 to the PID control regulation.
  • the output is switched to the output of the unit 17.
  • the governor command gradually increases over a period T (inclination of 1%) as indicated by a broken line.
  • the period T elapses, the actual engine speed reaches the speed command, and the output of the switch 16 Resets the I operation to the current governor command value and switches the selection to the output from the PID calculation unit 15.
  • FIG. 3 shows a case where the actual engine speed becomes equal to or higher than the engine speed command, that is, when the load decreases and the engine speed increases, or when the engine speed command is lowered (for example, when the ship is decelerated).
  • the governor command from the switch 16 to the fuel supply device 18 is maintained at the output of the PID calculation unit 15. .
  • the governor command changes as indicated by the broken line in the same manner as the solid line during normal PID control.
  • the period T is set to a predetermined period corresponding to the turbo lag of the turbocharger 13T, and the increase rate is set in accordance with this. That is, in the present embodiment, the current governor command is gradually increased by 1%, but the output of the PID control restriction unit 17 is switched to the output from the PID control restriction unit 17 in a period substantially corresponding to a turbo lag.
  • the rate of increase is, for example, about 1% to 10%. Further, the increasing method is not limited to the configuration of the present embodiment.
  • the present embodiment even when a turbo lag is present, it is possible to suppress a rapid increase in the amount of fuel input during an increase in load such as during stormy weather or during acceleration, and to prevent a decrease in the excess air ratio. This can improve fuel efficiency. In addition, when the load is reduced or decelerated, the amount of fuel input can be reduced more quickly to prevent engine overspeed. Further, in the present embodiment, since the governor command is gradually increased even when the PID control is restricted, it is possible to increase the amount of fuel input corresponding to the increase in scavenging air pressure, and to realize more appropriate governor control.
  • the present invention is particularly effective for a large marine diesel engine, but can also be applied to, for example, a large land engine.
  • control method is not limited to PID control, but can be applied to modern control theory, application control, learning control, and the like.

Abstract

L’invention concerne un dispositif de commande de régulateur d’un moteur pourvu d’un turbocompresseur. Le dispositif de commande de régulateur est pourvu de moyens de commande destinés à calculer et délivrer une commande du régulateur en fonction d’une déviation entre un nombre de révolutions visé et un nombre de révolutions réel d’un moteur, et des moyens de limitation destinés à arrêter la délivrance de la commande du régulateur en fonction du calcul pendant une période de temps prédéterminée lorsque le nombre de révolutions réel du moteur est inférieur au nombre de révolutions visé et à augmenter progressivement la commande du régulateur pendant l’arrêt et à émettre celle-ci.
PCT/JP2010/061460 2009-07-06 2010-07-06 Dispositif de commande de regulateur et procede de commande WO2011004812A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009-160283 2009-07-06
JP2009160283A JP2011012664A (ja) 2009-07-06 2009-07-06 ガバナ制御装置および制御方法

Publications (1)

Publication Number Publication Date
WO2011004812A1 true WO2011004812A1 (fr) 2011-01-13

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PCT/JP2010/061460 WO2011004812A1 (fr) 2009-07-06 2010-07-06 Dispositif de commande de regulateur et procede de commande

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JP (1) JP2011012664A (fr)
TW (1) TW201104064A (fr)
WO (1) WO2011004812A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014070564A (ja) * 2012-09-28 2014-04-21 Mitsubishi Heavy Ind Ltd 内燃機関システムおよびこれを備えた船舶ならびに内燃機関システムの制御方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5885336A (ja) * 1981-11-02 1983-05-21 アムバツク・インダストリ−ズ・インコ−ポレイテツド タ−ボチヤ−ジヤ付デイ−ゼルエンジンの排煙制御装置
JPS60156950A (ja) * 1984-01-26 1985-08-17 Toyota Motor Corp 電子制御デイ−ゼルエンジンの燃料噴射量加速なまし制御方法
JPH0431645A (ja) * 1990-05-28 1992-02-03 Ishikawajima Harima Heavy Ind Co Ltd 舶用主機関の回転数信号設定装置
JP2004150304A (ja) * 2002-10-29 2004-05-27 Komatsu Ltd エンジンの制御装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5885336A (ja) * 1981-11-02 1983-05-21 アムバツク・インダストリ−ズ・インコ−ポレイテツド タ−ボチヤ−ジヤ付デイ−ゼルエンジンの排煙制御装置
JPS60156950A (ja) * 1984-01-26 1985-08-17 Toyota Motor Corp 電子制御デイ−ゼルエンジンの燃料噴射量加速なまし制御方法
JPH0431645A (ja) * 1990-05-28 1992-02-03 Ishikawajima Harima Heavy Ind Co Ltd 舶用主機関の回転数信号設定装置
JP2004150304A (ja) * 2002-10-29 2004-05-27 Komatsu Ltd エンジンの制御装置

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JP2011012664A (ja) 2011-01-20
TW201104064A (en) 2011-02-01

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