CN102269065B - Connection/disconnection operation control system of multiple diesel engines and control methods thereof - Google Patents
Connection/disconnection operation control system of multiple diesel engines and control methods thereof Download PDFInfo
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Abstract
The invention discloses a connection/disconnection operation control system of multiple diesel engines and control methods thereof. The control system comprises a plurality of speed regulators in one-to-one correspondence with the multiple diesel engines, a transmission gear, a central controller and rotation speed sensors for respectively detecting the rotation speeds of all the diesel engines. An accelerator feedback mechanism and an oil quantity control mechanism are arranged on each diesel engine. Each speed regulator comprises a controller and an execution mechanism. A signal output end of the controller is electrically connected with a signal input end of the execution mechanism. A control output end of the execution mechanism is connected with a control input end of the oil quantity control mechanism of the corresponding diesel engine. A signal input end of the central controller is electrically connected to a signal output end of the accelerator feedback mechanism and a signaloutput end of the rotation speed sensor of each diesel engine. A signal output end of the central controller is electrically connected with a signal input end of the controller of each speed regulator. The invention further comprises a connection control method and a disconnection operation control method of the multiple diesel engines. The methods have the advantages of being convenient for connection/disconnection operation control and good in working stability.
Description
Technical field
The present invention relates to many diesel engines and car/off-the-line operation control system and controlling method thereof.
Background technique
Chai-Chai combined power plants (CODAD) be with many diesel engines by hydraulic couplers and gear-box and car operation, thereby larger output power is provided, satisfy large ship to powerful demand.In addition, it can also provide plurality of operating modes, to adapt to different operating modes.Existing boat diesel engine and method for controlling joint operating mainly contain following four kinds: speed regulator method arranged side by side, principal and subordinate's speed regulator method, Feedback of Power speed regulator method and single speed controller method.
For diesel engine multimachine Combine control, owing to there being the problems such as diesel engine characteristic difference, diesel engine power on-line measurement difficulty, governor characteristic difference, power division is difficult to balance when multimachine and car operation, fluctuation of service and unit overload phenomenon happen occasionally, and cause Combine control to acquire a certain degree of difficulty.For diesel engine characteristic difference, in case diesel engine is definite, change its characteristic and be difficult to realize, and online power test also is inconvenient to use owing to its high cost, feasible improving one's methods preferably reduces the impact that governor characteristic difference is brought as far as possible.
Summary of the invention
The present invention is the technical problem that exists in order to solve above-mentioned diesel engine multimachine Combine control, and a kind of and car that provides/off-the-line operation control convenience, good operating stability, power division comparatively many diesel engines and car/off-the-line operation control system and the controlling method thereof of balance.
The technical solution adopted in the present invention is: a kind of many diesel engines and car/off-the-line operation control system, comprise and described many diesel engines one by one corresponding many speed regulators that arrange and a transmission device, wherein, the clutch end of described many diesel engines all links to each other with the power intake of described transmission device, every diesel engine is provided with fuel-flow control mechanism and throttle feedback mechanism, every speed regulator comprises controller and actuator, the signal output part of described controller is electrically connected with the signal input part of described actuator, the control output end of described actuator is connected with the control input end of the fuel-flow control mechanism of corresponding diesel engine, be characterized in
Described diesel engine and car operation control system also comprise central control unit and detect respectively the speed probe of every diesel engine speed, the signal input part of described central control unit is electrically connected on the signal output part of throttle feedback mechanism of every diesel engine and the signal output part of speed probe, and signal output part is electrically connected with the signal input part of the controller of each speed regulator.
In above-mentioned diesel engine and car/off-the-line operation control system, described central control unit comprises signal gathering unit, characteristic curve storage unit, power query unit, main control unit and amount of fuel allocation units, wherein:
Signal gathering unit is for the rotary speed detecting signal of the speed probe transmission that gathers every diesel engine and the throttle position signal that the throttle feedback mechanism transmits;
The characteristic curve storage unit stores the fuel consumption-rotating speed of every diesel engine-power characteristic;
The power query unit, under the control of described main control unit, according to and car/off-the-line before by rotary speed detecting signal and the throttle position signal of every diesel engine of signal gathering unit collection output, inquiry is stored in the fuel consumption-rotating speed of every diesel engine in the characteristic curve storage unit-power characteristic, determines the output power value P of every diesel engine
n, and with the output power value of every diesel engine notice main control unit;
Main control unit, the output power value of every the diesel engine that sends according to described power query unit calculates the output power value sum P of all diesel engines
Always, and according to and the operation requirements of car/off-the-line set the power change values △ P of every diesel engine each second
n
The amount of fuel allocation units, under the control of described main control unit, according to and car/off-the-line process in by the rotary speed detecting signal of signal gathering unit collection output and by the △ P of every diesel engine of the setting of main control unit output
n, inquiry is stored in the fuel consumption-rotating speed of every diesel engine in the characteristic curve storage unit-power characteristic, determines to distribute to the fuel consume value F of every diesel engine
IfTo contain fuel consume value F
IfSignal send to respectively the controller of the speed regulator corresponding with every diesel engine.
In above-mentioned diesel engine and car/off-the-line operation control system, the operation requirements of described basis and car/off-the-line is set the power change values △ P of every diesel engine each second
nRefer to:
If also car operation is calculated P
AlwaysPro-rata is to the regulating power setting value P of each diesel engine
If, obtain the output power value P of every diesel engine
nWith regulating power setting value P
IfDifference △ P, set again the power change values △ P of every diesel engine each second according to this △ P
n
If off-the-line operates, then obtain the front output power value P of off-the-line of every diesel engine
nWith the difference △ P of output power value after the off-the-line, set the power change values △ P of every diesel engine each second according to this △ P
n
In above-mentioned diesel engine and car/off-the-line operation control system, described pro-rata refers to by the pro rate between the rated power of each diesel engine of these need and car/off-the-line operation.
In above-mentioned diesel engine and car/off-the-line operation control system, described transmission device comprises hydraulic couplers and gear-box, and described hydraulic couplers is arranged between the input shaft of the output shaft of described diesel engine and described gear-box.
The invention also discloses a kind of many diesel engines and method for controlling joint operating and Duo Tai diesel engine off-the-line progress control method, wherein:
Many diesel engines and method for controlling joint operating may further comprise the steps:
And car before, rotary speed detecting signal and throttle position signal that central control unit receives based on speed probe and throttle feedback mechanism from each diesel engine, fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic is determined the output power value P of every diesel engine
n, and calculate the output power value sum P of all diesel engines
Always
Then, described central control unit calculates P according to the rated power of every diesel engine
AlwaysPro-rata is to the regulating power setting value P of each diesel engine
If, obtain the P of every diesel engine
nWith P
IfDifference △ P, set the power change values △ P of every diesel engine each second according to this △ P
n
In the Engagement, described central control unit is based on the △ P of every diesel engine of the rotary speed detecting signal that receives from the speed probe of each diesel engine and setting
n, the fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic determines to distribute to the fuel consume value F of every diesel engine
If
Described central control unit will contain fuel consume value F
IfSignal send to respectively the controller of the speed regulator corresponding with every diesel engine, the fuel-flow control mechanism of this controller by the coupled corresponding diesel engine of actuating mechanism controls is according to F
IfTo the diesel engine fuel.
Many diesel engine off-the-line progress control methods may further comprise the steps:
Before off-the-line, rotary speed detecting signal and throttle position signal that central control unit receives based on speed probe and throttle feedback mechanism from each diesel engine, fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic is determined the output power value P of every diesel engine
n, and calculate the output power value sum P of all diesel engines
Always
Obtain the front output power value P of off-the-line of every diesel engine
nWith the difference △ P of output power value after the off-the-line, set the power change values △ P of every diesel engine each second according to this △ P
n
In the off-the-line process, described central control unit is based on the △ P of every diesel engine of the rotary speed detecting signal that receives from the speed probe of each diesel engine and setting
n, the fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic determines to distribute to the fuel consume value F of every diesel engine
If
Described central control unit will contain fuel consume value F
IfSignal send to respectively the controller of the speed regulator corresponding with every diesel engine, the fuel-flow control mechanism of this controller by the coupled corresponding diesel engine of actuating mechanism controls is according to F
IfTo the diesel engine fuel.
In above-mentioned many diesel engines and method for controlling joint operating and the Duo Tai diesel engine off-the-line progress control method, the fuel consumption-rotating speed of every diesel engine-power characteristic all is stored in the described central control unit.
The present invention is owing to having adopted above technological scheme, and the technique effect of its generation is obvious:
1, adopt central control unit to control, easy to operate, control is reliable;
2, central control unit is according to wanting and the fuel consumption-rotating speed of each diesel engine of car-power characteristic, and the fuel supply volume of each diesel engine is arranged, can guarantee to want and the power of the diesel engine of car according to the rules ratio export and stable operation.
Description of drawings
Fig. 1 is the theory diagram that many diesel engines of the present invention and car moved/separated a kind of embodiment of train control system.
Fig. 2 is the theory diagram that many diesel engines of the present invention and car moved/separated a kind of embodiment of central control unit in the train control system.
Embodiment
See also Fig. 1, Fig. 1 is the theory diagram that many diesel engines of the present invention and car moved/separated a kind of embodiment of train control system.Many diesel engines of the present invention and car/off-the-line operation control system comprise diesel engine 1 and diesel engine 3, with the speed regulator 2 of diesel engine 1 corresponding setting, speed regulator 4, transmission device 5, the central control unit 6 with diesel engine 3 corresponding settings, the speed probe 12 of rotating speed that detects diesel engine 1 and the speed probe 32 that detects the rotating speed of diesel engine 3.
Wherein, diesel engine 1,3 clutch end all link to each other with the power intake of transmission device 5, and the output terminal of transmission device 5 links to each other with propeller cavitation 7.This transmission device 5 comprises hydraulic couplers and gear-box, and this hydraulic couplers is arranged between the input shaft of the output shaft of diesel engine and gear-box.Diesel engine 1 is provided with fuel-flow control mechanism 10 and throttle feedback mechanism 11, and diesel engine 3 is provided with fuel-flow control mechanism 30 and throttle feedback mechanism 31.Speed regulator 2 comprises controller 21 and actuator 22, and speed regulator 4 comprises controller 41 and actuator 42.Speed regulator can be machinery or electronic speed regulator.Controller 21,41 signal output part are electrically connected with actuator 22,42 signal input part respectively, and actuator 22,42 control output end are connected with the fuel-flow control mechanism 10 of diesel engine, 30 control input end respectively.The signal input part of central control unit 6 is electrically connected on the signal output part of throttle feedback mechanism of every diesel engine and the signal output part of speed probe, and signal output part is connected with the signal input part of the controller of each speed regulator.Central control unit 6 can be a circuit board, also can be process control machine. Throttle feedback mechanism 11,31 can be the fuel-oil rack position transducer.
In mode of execution illustrated in fig. 1, be illustrational with two diesel engines, diesel engine of the present invention and car operation control system also can comprise the diesel engine more than two, at this moment, the quantity of speed regulator is identical with the quantity of diesel engine, and arranges correspondingly with diesel engine.
The also method for controlling joint operating of diesel engine of the present invention and car/off-the-line operation control system may further comprise the steps:
And car before, rotary speed detecting signal and throttle position signal that central control unit 6 receives based on speed probe and throttle feedback mechanism from each diesel engine, fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic is determined the output power value P of every diesel engine
n, and calculate the output power value sum P of all diesel engines
Always
Then, central control unit 6 calculates P according to the rated power of every diesel engine
AlwaysPro-rata is to the regulating power setting value P of each diesel engine
IfObtain the P of every diesel engine
nWith P
IfDifference △ P, set the power change values △ P of every diesel engine each second according to this △ P
nIf the rated power of every diesel engine is identical, mean allocation power then; If the rated power of every diesel engine is different, then distribute power according to the proportionate relationship of rated power, namely many diesel engines distribute power than with to many ratio of a diesel engine rated power identical;
In the Engagement, central control unit 6 is based on the △ P of every diesel engine of every diesel engine of the rotary speed detecting signal that receives from the speed probe of each diesel engine and setting
n, the fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic determines to distribute to the fuel consume value F of every diesel engine
If
The off-the-line progress control method of diesel engine of the present invention and car/off-the-line operation control system may further comprise the steps:
Before off-the-line, rotary speed detecting signal and throttle position signal that central control unit 6 receives based on speed probe and throttle feedback mechanism from each diesel engine, fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic is determined the output power value P of every diesel engine
n, and calculate the output power value sum P of all diesel engines
Always
Obtain the front output power value P of off-the-line of every diesel engine
nWith the difference △ P of output power value after the off-the-line, set the power change values △ P of every diesel engine each second according to this △ P
nFor off-the-line, the output power value that only has a diesel engine after the off-the-line is P
Always, the output power of all the other diesel engines is zero;
In the off-the-line process, central control unit 6 is based on the △ P of every diesel engine of the rotary speed detecting signal that receives from the speed probe of each diesel engine and setting
n, the fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic determines to distribute to the fuel consume value F of every diesel engine
If
Central control unit will contain fuel consume value F
IfSignal send to respectively the controller of the speed regulator corresponding with every diesel engine, the fuel-flow control mechanism of controller by the coupled corresponding diesel engine of actuating mechanism controls is according to F
IfTo the diesel engine fuel.
Fig. 2 shows the theory diagram according to the central control unit of one embodiment of the present invention.As shown in the figure, central control unit 6 comprises signal gathering unit 61, characteristic curve storage unit 62, power query unit 63, main control unit 64 and amount of fuel allocation units 65.
Below in conjunction with Fig. 1 and Fig. 2 specific operation process of the present invention is done a description again.
1. original state:
The transmission device of the diesel engine 1 that speed regulator 2 is controlled closes row, drives propeller cavitation 7 by transmission device 5; The transmission device of the diesel engine 3 that speed regulator 4 is controlled does not run in no-load running.
2. Engagement:
2.1 regulate speed regulator 4, make the rotating speed of the rotating speed of diesel engine 3 and diesel engine 1 basic identical.For the purpose of transferring load, generally make the rotating speed of diesel engine 3 a little more than the rotating speed of diesel engine 1.At this moment, the throttle value of feedback k1 of diesel engine 1 is greater than the throttle value of feedback k2 of diesel engine 3.The power query unit 63 of central control unit is according to diesel engine 1,3 throttle value of feedback k1, k2 and rotary speed detecting signal, and inquiry is stored in diesel engine 1 in the characteristic curve storage unit 62, fuel consumption-rotating speed of 3-power characteristic can obtain the actual power P of two diesel engines
1And P
2, and notice main control unit 64.Main control unit 64 calculates the output power value sum P of diesel engine behind the output power value of every the diesel engine that receives 63 transmissions of power query unit
Always, i.e. P
Always=P
1+ P
2Then, according to the rated power of every diesel engine, calculate P
AlwaysPro-rata is to the regulating power setting value P of each diesel engine
If 1And P
If 2Rated power with diesel engine 1 and diesel engine 3 is all example mutually, and the allocation proportion of the regulating power setting value of two diesel engines is 1:1, and then the regulating power setting value of two diesel engines is P
Always/ 2.Obtain the P of diesel engine 1
1With P
If 1Difference and diesel engine, 3 P
2With P
If 2Poor, and set the power change values of every diesel engine each second.
The clutch of diesel engine 3 2.2 close.
2.3 the rotating speed of diesel engine 1 can slightly rise after the row of closing, descending can appear in the rotating speed of diesel engine 3, regulates the speed setting value of speed regulator 2, and the output power of diesel engine 1 is reduced according to certain rule.For the purpose of the smooth transfer load, this power reduction value should consider the ability to bear of diesel engine, the impact resistance of transmission device etc. and determine, such as the power reduction value △ P of setting diesel engine each second 1
1Be (P
1-P
If 1)/10 increase the speed setting value of speed regulator 4 simultaneously, make the output power increase value △ P of diesel engine 3
2Be (P
2-P
If 2The power of diesel engine becomes corresponding relation under)/10, speed setting value and this operating mode, realizes the smooth transfer of load, and this process guarantees that diesel engine 1,3 output power sum are definite value P
1+ P
2In this process, amount of fuel allocation units 65 are under the control of main control unit 64, according to the rotary speed detecting signal that receives and from the power change values of every diesel engine main control unit 64 receives each second, be stored in diesel engine 1 in the characteristic curve storage unit 62, fuel consumption-rotating speed of 3-power characteristic by inquiry, determine to distribute to the fuel consume value F of diesel engine 1
If 1With the fuel consume value F that distributes to diesel engine 3
If 2, then convert thereof into and by the signal of controller 21 and controller 41 acceptance, will contain fuel consume value F
If 1Signal and contain fuel consume value F
If 2Signal send to respectively controller 21 and controller 41, drive actuator 22,42 actions, guarantee that the fuel supply volume of two diesel engines is F
If 1And F
If 2The negative feedback loop that throttle feedback mechanism-central control unit-controller-actuator consists of can guarantee that the power of two diesel engines is configured as required.When the output power of diesel engine 1 and diesel engine 3 reaches regulating power setting value P
If 1And P
If 2The time load transfer process finish.Wherein, be stored in the fuel consumption-rotating speed of the diesel engine 1 in the characteristic curve storage unit 62-power characteristic in conjunction with fuel consumption corresponding to the throttle value of feedback k1 of diesel engine 1 and rotary speed detecting signal inquiry, can obtain the current actual power of diesel engine 1; Be stored in the fuel consumption-rotating speed of the diesel engine 3 in the characteristic curve storage unit 62-power characteristic in conjunction with fuel consumption corresponding to the throttle value of feedback k2 of diesel engine 3 and rotary speed detecting signal inquiry, can obtain the current actual power of diesel engine 3.
3. off-the-line process (supposition with diesel engine 3 off-the-lines, diesel engine 1 is born whole loads)
Increase 3.1 adjust the speed setting value of speed regulator 2, the fuel consumption of distributing to simultaneously diesel engine 1 increases, and correspondingly the output power of diesel engine 1 increases; The speed setting value of speed regulator 4 reduces, and the fuel consumption of distributing to diesel engine 3 reduces, and correspondingly the output power of diesel engine 3 reduces; Corresponding with Engagement is: the basic foundation of adjustment is consistent before two diesel engine output power sums of assurance and the off-the-line, the increased power amount that is diesel engine 1 is identical with the output power reduction numerical value of diesel engine 3, and the fuel consume value of the fuel consume value of diesel engine 1 and diesel engine 3 is by the diesel engine 1 in the inquiry characteristic curve storage unit 62, fuel consumption-rotating speed of 3-power characteristic obtains, represent that when the no-load running tooth bar lattice number of diesel engine under the feedback information tooth bar lattice number of the throttle feedback mechanism 31 of diesel engine 3 and this rotating speed is identical diesel engine 3 no longer bears load, diesel engine 3 is in idling conditions, all load all is transferred to diesel engine 1, and the load transfer process finishes.
3.2 throw off the clutch of diesel engine 3, realized the stationarity of off-the-line process.
Although in the present invention, provided the preferred embodiments of the present invention with the form of example, the present invention is not limited to above-mentioned concrete structure.Any technician in the art, without departing from the spirit and scope of the present invention, improvement and the adjustment of the unsubstantiality that the present invention is made must belong to protection scope of the present invention.
Claims (8)
1. many diesel engines and car/off-the-line operation control system, comprise and described many diesel engines one by one corresponding many speed regulators that arrange and a transmission device, wherein, the clutch end of described many diesel engines all links to each other with the power intake of described transmission device, every diesel engine is provided with fuel-flow control mechanism and throttle feedback mechanism, every speed regulator comprises controller and actuator, the signal output part of described controller is electrically connected with the signal input part of described actuator, the control output end of described actuator is connected with the control input end of the fuel-flow control mechanism of corresponding diesel engine, it is characterized in that
Described diesel engine and car operation control system also comprise central control unit and detect respectively the speed probe of every diesel engine speed, the signal input part of described central control unit is electrically connected on the signal output part of throttle feedback mechanism of every diesel engine and the signal output part of speed probe, and signal output part is electrically connected with the signal input part of the controller of each speed regulator;
Described central control unit comprises signal gathering unit, characteristic curve storage unit, power query unit, main control unit and amount of fuel allocation units, wherein:
Signal gathering unit is for the rotary speed detecting signal of the speed probe transmission that gathers every diesel engine and the throttle position signal that the throttle feedback mechanism transmits;
The characteristic curve storage unit stores the fuel consumption-rotating speed of every diesel engine-power characteristic;
The power query unit, under the control of described main control unit, according to and car/off-the-line before by rotary speed detecting signal and the throttle position signal of every diesel engine of signal gathering unit collection output, inquiry is stored in the fuel consumption-rotating speed of every diesel engine in the characteristic curve storage unit-power characteristic, determines the output power value P of every diesel engine
n, and with the output power value of every diesel engine notice main control unit;
Main control unit, the output power value of every the diesel engine that sends according to described power query unit calculates the output power value sum P of all diesel engines
Always, and according to and the operation requirements of car/off-the-line set the power change values △ P of every diesel engine each second
n
The amount of fuel allocation units, under the control of described main control unit, according to and car/off-the-line process in by the rotary speed detecting signal of signal gathering unit collection output and by the △ P of every diesel engine of the setting of main control unit output
n, inquiry is stored in the fuel consumption-rotating speed of every diesel engine in the characteristic curve storage unit-power characteristic, determines to distribute to the fuel consume value F of every diesel engine
IfTo contain fuel consume value F
IfSignal send to respectively the controller of the speed regulator corresponding with every diesel engine.
2. diesel engine according to claim 1 and car/off-the-line operation control system is characterized in that, the operation requirements of described basis and car/off-the-line is set the power change values △ P of every diesel engine each second
nRefer to:
If also car operation is calculated P
AlwaysPro-rata is to the regulating power setting value P of each diesel engine
If, obtain the output power value P of every diesel engine
nWith regulating power setting value P
IfDifference △ P, set again the power change values △ P of every diesel engine each second according to this △ P
n
If off-the-line operates, then obtain the front output power value P of off-the-line of every diesel engine
nWith the difference △ P of output power value after the off-the-line, set the power change values △ P of every diesel engine each second according to this △ P
n
3. diesel engine according to claim 2 and car/off-the-line operation control system is characterized in that, described pro-rata refers to by the pro rate between the rated power of each diesel engine of these need and car/off-the-line operation.
4. diesel engine according to claim 1 and car/off-the-line operation control system, it is characterized in that, described transmission device comprises hydraulic couplers and gear-box, and described hydraulic couplers is arranged between the input shaft of the output shaft of described diesel engine and described gear-box.
5. many diesel engines and method for controlling joint operating is characterized in that, may further comprise the steps:
And car before, rotary speed detecting signal and throttle position signal that central control unit receives based on speed probe and throttle feedback mechanism from each diesel engine, fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic is determined the output power value P of every diesel engine
n, and calculate the output power value sum P of all diesel engines
Always
Then, described central control unit calculates P according to the rated power of every diesel engine
AlwaysPro-rata is to the regulating power setting value P of each diesel engine
If, obtain the P of every diesel engine
nWith P
IfDifference △ P, set the power change values △ P of every diesel engine each second according to this △ P
n
In the Engagement, described central control unit is based on the △ P of every diesel engine of the rotary speed detecting signal that receives from the speed probe of each diesel engine and setting
n, the fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic determines to distribute to the fuel consume value F of every diesel engine
If
Described central control unit will contain fuel consume value F
IfSignal send to respectively the controller of the speed regulator corresponding with every diesel engine, the fuel-flow control mechanism of this controller by the coupled corresponding diesel engine of actuating mechanism controls is according to F
IfTo the diesel engine fuel.
6. diesel engine as claimed in claim 5 and method for controlling joint operating is characterized in that, the fuel consumption-rotating speed of every diesel engine-power characteristic all is stored in the described central control unit.
7. one kind many diesel engine off-the-line progress control methods is characterized in that, may further comprise the steps:
Before off-the-line, rotary speed detecting signal and throttle position signal that central control unit receives based on speed probe and throttle feedback mechanism from each diesel engine, fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic is determined the output power value P of every diesel engine
n, and calculate the output power value sum P of all diesel engines
Always
Obtain the front output power value P of off-the-line of every diesel engine
nWith the difference △ P of output power value after the off-the-line, set the power change values △ P of every diesel engine each second according to this △ P
n
In the off-the-line process, described central control unit is based on the △ P of every diesel engine of the rotary speed detecting signal that receives from the speed probe of each diesel engine and setting
n, the fuel consumption-rotating speed by inquiring about every diesel engine-power characteristic determines to distribute to the fuel consume value F of every diesel engine
If
Described central control unit will contain fuel consume value F
IfSignal send to respectively the controller of the speed regulator corresponding with every diesel engine, the fuel-flow control mechanism of this controller by the coupled corresponding diesel engine of actuating mechanism controls is according to F
IfTo the diesel engine fuel.
8. diesel engine off-the-line progress control method as claimed in claim 7 is characterized in that, the fuel consumption-rotating speed of every diesel engine-power characteristic all is stored in the described central control unit.
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| DE1957409B2 (en) * | 1968-11-15 | 1980-07-03 | The Bendix Corp., Southfield, Mich. (V.St.A.) | Control device for internal combustion engines |
| US4258552A (en) * | 1979-02-21 | 1981-03-31 | General Motors Corporation | Load sharing system for multiple engine power plants |
| WO1982001572A1 (en) * | 1980-10-24 | 1982-05-13 | Khramtsov Aleksandr | Method and device for synchronization of actuating mechanisms |
| CN1052754A (en) * | 1989-12-19 | 1991-07-03 | 法玛通公司 | Be connected in the operating control device of at least two Thermal Motors on the same drive shaft of alternator |
| WO1997026453A1 (en) * | 1996-01-19 | 1997-07-24 | Komatsu Ltd. | Automatic load distributing apparatus for generator and method of controlling same |
-
2011
- 2011-06-30 CN CN 201110181515 patent/CN102269065B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1957409B2 (en) * | 1968-11-15 | 1980-07-03 | The Bendix Corp., Southfield, Mich. (V.St.A.) | Control device for internal combustion engines |
| US4258552A (en) * | 1979-02-21 | 1981-03-31 | General Motors Corporation | Load sharing system for multiple engine power plants |
| WO1982001572A1 (en) * | 1980-10-24 | 1982-05-13 | Khramtsov Aleksandr | Method and device for synchronization of actuating mechanisms |
| CN1052754A (en) * | 1989-12-19 | 1991-07-03 | 法玛通公司 | Be connected in the operating control device of at least two Thermal Motors on the same drive shaft of alternator |
| WO1997026453A1 (en) * | 1996-01-19 | 1997-07-24 | Komatsu Ltd. | Automatic load distributing apparatus for generator and method of controlling same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019025075A1 (en) * | 2017-08-01 | 2019-02-07 | Bayerische Motoren Werke Aktiengesellschaft | Method for providing control power for stabilizing the grid frequency of a power grid and/or for fulfilling a power schedule, control device for a technical installation, and technical installation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102269065A (en) | 2011-12-07 |
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