ClassID:

139768

F02D41/2096 - CPC Classification

Classification description:

Electrical control of supply of combustible mixture or its constituents; Output circuits, e.g. for controlling currents in command coils for controlling piezo-electric injectors

Recent Application in this class:
#1
20230279821
2023-09-07

Method, program product and computer for estimating the static flow rate of a piezoelectric injector

#2
20230098221
2023-03-30

Control for a piezo-electric injector when a foot is raised from the accelerator

#3
20220128015
2022-04-28

Determining a drift in the fuel static flow rate of a piezoelectric injector of a motor vehicle heat engine

#4
20210363952
2021-11-25

Systems and methods for fuel injector control

#5
20210247434
2021-08-12

Method for detecting a malfunction of a voltage-limiting circuit and control system for implementing said malfunction-detecting method

#6
20210156326
2021-05-27

Injector, and device for detecting the condition of such an injector

#7
20190346490
2019-11-14

Fingerprinting of fluid injection devices

#8
20190331046
2019-10-31

Actuator for a piezo actuator of an injection valve

#9
20190301412
2019-10-03

Nozzle assembly with adaptive closed signal

#10
20190286511
2019-09-19

Method of detecting failures

#11
20190242323
2019-08-08

Fuel injection control device

#12
20190234362
2019-08-01

Systems and methods for fuel injector control

#13
20190203658
2019-07-04

System and method for operating a fuel injector

#14
20190136781
2019-05-09

Method and device for determining energization data for an actuator of an injection valve of a motor vehicle

#15
20190128202
2019-05-02

Sensor with a piezo-actuator

#16
20190128201
2019-05-02

Diesel common-rail piezo-operated servo injector

#17
20190120162
2019-04-25

Fuel injector and method for controlling the same

#18
20190120156
2019-04-25

Fuel injection systems

#19
20190093593
2019-03-28

METHOD FOR OPERATING AN INJECTOR

#20
20190063358
2019-02-28

Fuel injection control device

#21
20190055896
2019-02-21

Engine fuel injection control device

#22
20180372014
2018-12-27

System and method for evaluating vehicle fuel injection system

#23
20180252752
2018-09-06

Fingerprinting of fluid injection devices

#24
20180187795
2018-07-05

Valve device

#25
20180187616
2018-07-05

Method and device for actuating a piezo actuator of an injection valve of a fuel injection system of an internal combustion engine

#26
20180179980
2018-06-28

Method and device for determining the minimum hydraulic injection interval of a piezo-servo injector

#27
20180171920
2018-06-21

METHOD FOR MONITORING THE WORKING OPERATION OF A PIEZO INJECTOR

#28
20180149543
2018-05-31

Method for checking the plausibility of the function of a pressure sensor

#29
20180142638
2018-05-24

Closed-loop adaptive controls from cycle-to-cycle for injection rate shaping

#30
20180058366
2018-03-01

Fuel injection control device for direct-injection engine

#31
20180019746
2018-01-18

Electronic circuit for controlling a half H-bridge

#32
20180003139
2018-01-04

Systems and methods for fuel injector control

#33
20170152804
2017-06-01

Method for injection valves

#34
20170138290
2017-05-18

Method for operating a piezo injector

#35
20170074197
2017-03-16

Method for determining the closing characteristic of the control valve of a piezo servo injector

#36
20170058793
2017-03-02

Device for controlling direct-injection gasoline engine

#37
20160319760
2016-11-03

Method for operating an injection valve

#38
20160298564
2016-10-13

Method for operating an injector of an injection system of an internal combustion engine

#39
20160298563
2016-10-13

Method for operating a piezo servo injector

#40
20160298562
2016-10-13

Method for determining the valve opening moment in piezo servo-driven injectors

#41
20160252034
2016-09-01

Injection valve and operation of an injection valve

#42
20160123265
2016-05-05

Internal combustion engine

#43
20160115896
2016-04-28

Fuel injection device

#44
20160077141
2016-03-17

Method for determining the opening and/or closing time of the nozzle needle of an injection valve

#45
20160053730
2016-02-25

Configurable output driver ASIC

#46
20160053704
2016-02-25

Method and device for injecting fuel into an internal combustion engine

#47
20160032856
2016-02-04

Method and apparatus for dynamic surface control of a piezoelectric fuel injector during rate shaping

#48
20160003183
2016-01-07

Determining the opening energy of a fuel injector

#49
20150369187
2015-12-24

Method for controlling a piezoelectric fuel injector of an internal combustion engine of a vehicle comprising a step for polarizing the piezoelectric actuator

#50
20150362382
2015-12-17

Method for determining the fuel temperature

#51
20150252746
2015-09-10

Method and device for operating an injection valve

#52
20150200349
2015-07-16

Piezoelectric actuator control for high rate of operation

#53
20150167571
2015-06-18

Method for operating a valve

#54
20150142295
2015-05-21

Monitoring method for monitoring a fuel injector of an internal combustion engine of a vehicle

#55
20150128910
2015-05-14

Method for operating a fuel injection system and fuel injection system comprising fuel injection valves with a piezo direct-drive

#56
20150108923
2015-04-23

Method for current-controlling at least one piezoelectric actuator of a fuel injector of an internal combustion engine

#57
20150096539
2015-04-09

Method for controlling at least one piezoelectric actuator of a fuel injector of an internal combustion engine

#58
20150069144
2015-03-12

Motion modifiers for fuel injection systems

#59
20150061461
2015-03-05

Device for charging and discharging a capacitive actuator and configuration having such a device

#60
20150053181
2015-02-26

Method for operating a fuel injection system with pressure reduction, and a fuel injection system comprising a fuel injection valve with a servo valve

#61
20150048718
2015-02-19

Method of operating a capacitive actuator in a motor vehicle

#62
20150027415
2015-01-29

Method for controlling pressure in a high-pressure region of an internal combustion engine

#63
20150026940
2015-01-29

Method and device for repolarizing a piezoelectric actuator of an injector of an internal combustion engine of a used vehicle

#64
20140360460
2014-12-11

System and method for control of fuel injector spray using ultrasonics

#65
20140346244
2014-11-27

Control method for an injection valve and injection system

#66
20140340001
2014-11-20

Arrangement for driving and drive method for a piezoelectric actuator

#67
20140326218
2014-11-06

Method for determining a position of a lock element of an injection valve for an internal combustion engine

#68
20140251260
2014-09-11

Method for controlling an injector

#69
20140217930
2014-08-07

System and method for efficient drive of capacitive actuators with voltage amplification

#70
20140125257
2014-05-08

Method and device for operating a piezoelectric actuator

#71
20140117882
2014-05-01

H-bridge for combined solenoid and piezo injection control

#72
20140060488
2014-03-06

Method for determining the idle travel of a piezo-injector with a directly actuated nozzle needle

#73
20140053915
2014-02-27

Method and device for refilling and checking the leak-tightness of a fuel injector

#74
20140033811
2014-02-06

Method for detecting faulty components of an electronically regulated fuel injection system of an internal combustion engine

#75
20140007665
2014-01-09

Method for determining the force conditions at the nozzle needle of a directly driven piezo injector

#76
20130333455
2013-12-19

Method for monitoring the state of a piezoelectric injector of a fuel injection system

#77
20130327301
2013-12-12

Injection device

#78
20130312709
2013-11-28

Method for operating a fuel injection system of an internal combustion engine

#79
20130306034
2013-11-21

Method and device for actuating an injector in a fuel injection system of an internal combustion engine

#80
20130239929
2013-09-19

Method for actuating a piezo injector of a fuel injection system

#81
20130233936
2013-09-12

Method for controlling the injection quantity of a piezoinjector of a fuel injection system

#82
20130226472
2013-08-29

Method for monitoring the condition of a piezo injector of a fuel injection system

#83
20130167808
2013-07-04

Fuel-injection system for an internal-combustion engine

#84
20130166179
2013-06-27

Method and device for operating an injection valve

#85
20130139579
2013-06-06

Device for testing fuel injectors, and corresponding method

#86
20130116912
2013-05-09

FUEL INJECTOR CONTROL ADAPTATION METHOD

#87
20130068200
2013-03-21

Injector Valve with Miniscule Actuator Displacement

#88
20130066538
2013-03-14

Adaptive idle stroke compensation for fuel injection valves

#89
20130048751
2013-02-28

METHOD AND DEVICE FOR OPERATING AN INJECTION VALVE

#90
20130019842
2013-01-24

FLOW RATE ESTIMATION FOR PIEZO-ELECTRIC FUEL INJECTION

#91
20120234298
2012-09-20

Classification method for an injector, calibration method for a characteristic map of an injector, and test bench device for an injector

#92
20120215422
2012-08-23

Fuel injection system for internal combustion engine

#93
20120185155
2012-07-19

Injection control device of internal combustion engine

#94
20120174896
2012-07-12

Noise-reduced actuation method for a piezoactuator in an injector

#95
20120152203
2012-06-21

Method and control unit for operating an injector of an internal combustion engine

#96
20120048239
2012-03-01

Piezoelectric fuel injector system, method for estimating timing characteristics of a fuel injection event

#97
20120036938
2012-02-16

Method and device for determining a pressure in a high-pressure accumulator

#98
20120032556
2012-02-09

Method for operating an output stage for at least one piezoactuator

#99
20120031378
2012-02-09

Method and device for operating an injection valve

#100
20120013325
2012-01-19

METHOD FOR DETERMINING A NEEDLING CLOSING IN A PIEZOINJECTOR

#101
20120000990
2012-01-05

Directly-actuated piezoelectric fuel injector with variable flow control

#102
20110313728
2011-12-22

Fuel-injector-replacement determining device

#103
20110279066
2011-11-17

Method and device for controlling a solid body actuator

#104
20110273057
2011-11-10

DEVICE AND METHOD FOR CONTROLLING A RESONANT ULTRASOUND PIEZOELECTRIC INJECTOR

#105
20110272499
2011-11-10

Hydraulically amplified mechanical coupling

#106
20110248701
2011-10-13

Method for detecting an electric potential-difference at a piezoelectric actuator unit, and a circuit system for implementing the method

#107
20110181228
2011-07-28

Method and apparatus for controlling of a servo-drive

#108
20110180046
2011-07-28

Method for operating a fuel injector

#109
20110180044
2011-07-28

METHOD AND DEVICE FOR CORRECTING A TEMPERATURE-DEPENDENT LENGTH CHANGE OF AN ACTUATOR UNIT DISPOSED IN THE HOUSING OF A FUEL INJECTOR

#110
20110155105
2011-06-30

Control Unit of Fuel Injector

#111
20110140685
2011-06-16

METHOD FOR DIAGNOSING A LOAD DROP

#112
20110140516
2011-06-16

Device for actuating actuators in a motor vehicle

#113
20110139124
2011-06-16

Method for operating at least one injector of an internal combustion engine

#114
20110120423
2011-05-26

Method for controlling an injection valve, fuel injection system, and internal combustion engine

#115
20110120420
2011-05-26

Method for determining a characteristics map of the injection quantity via an electric variable of an electrically triggered fuel injector

#116
20110101992
2011-05-05

METHOD AND DEVICE FOR MONITORING A PIEZO ACTUATOR

#117
20110079199
2011-04-07

Method for detecting deviations of injection quantities and for correcting the injection quantity, and injection system

#118
20110068189
2011-03-24

METHOD FOR ACTIVATING A PIEZOACTUATOR IN A FUEL INJECTOR

#119
20110061632
2011-03-17

Charge control unit and charge control system for fuel injection valve

#120
20110050037
2011-03-03

Method for operating a piezoelectric element

#121
20110042594
2011-02-24

Method for bounce suppression of a valve switched by a piezo actuator

#122
20110029217
2011-02-03

Fuel injection pin displacement profile interpolation

#123
20110000465
2011-01-06

METHOD AND DEVICE FOR CONTROLLING AN INJECTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE

#124
20100307456
2010-12-09

Method and control unit for electric control of an actuator of an injection valve

#125
20100288238
2010-11-18

Method and device for forming an electric control signal for an injection impulse

#126
20100283521
2010-11-11

Voltage pulse train generator, application to the control of an ultrasound piezoelectric injector

#127
20100275885
2010-11-04

Method for Determining an Opening Voltage of a Piezoelectric Injector

#128
20100268440
2010-10-21

Method and device for the calibration a piezo-actuator that is actuated in a motor vehicle for driving a switching valve

#129
20100263633
2010-10-21

FUEL INJECTION VALVE AND FUEL INJECTION APPARATUS

#130
20100258089
2010-10-14

Method for Operating an Injection System

#131
20100219360
2010-09-02

Directly actuated valve with a strain-type actuator and a method of operating same

#132
20100213270
2010-08-26

Method and device for operating an injection valve, computer program and injection valve

#133
20100201291
2010-08-12

MULTI-ELEMENT PIEZOELECTRIC ACTUATOR DRIVER

#134
20100201290
2010-08-12

PIEZOELECTRIC ACTUATOR FAULT RECOVERY SYSTEM AND METHOD

#135
20100186718
2010-07-29

Method for operating an injector

#136
20100141089
2010-06-10

TRIGGER CIRCUIT AND TRIGGERING METHOD FOR A PIEZOELCTRIC ELEMENT

#137
20100131175
2010-05-27

Fuel injection system and method for injecting fuel

#138
20100116911
2010-05-13

Method and device for the calibration of fuel injectors

#139
20100114459
2010-05-06

Device and method for controlling fuel injection

#140
20100095936
2010-04-22

METHOD AND CONTROL DEVICE FOR CONTROLLING A FUEL INJECTOR

#141
20100088006
2010-04-08

FUEL INJECTION APPARATUS

#142
20100065022
2010-03-18

Method for operating an injector

#143
20100063709
2010-03-11

Method and device for offsetting bounce effects in a piezo-actuated injection system of an internal combustion engine

#144
20100059021
2010-03-11

FUEL INJECTION SYSTEM AND METHOD FOR ASCERTAINING A NEEDLE STROKE STOP IN A FUEL INJECTOR

#145
20100045244
2010-02-25

Method and device for charging a capacitive element

#146
20100036588
2010-02-11

Method of controlling an injection quantity of an injector of an internal combustion engine

#147
20100033116
2010-02-11

Control device for an ultrasonic piezoelectric actuator

#148
20100024777
2010-02-04

Method for the localization of a fault location within a fuel injection system

#149
20100001618
2010-01-07

Piezoelectric actuator drive device

#150
20090314073
2009-12-24

Detection of faults in an injector arrangement

#151
20090309455
2009-12-17

Method for determining a functional state of a piezoelectric injector of an internal combustion engine

#152
20090294550
2009-12-03

Fuel injector control

#153
20090272823
2009-11-05

METHOD FOR CONTROLLING A FUEL INJECTION APPARATUS

#154
20090248273
2009-10-01

Method and device for adapting the valve characteristic of a fuel injection valve

#155
20090234558
2009-09-17

Fuel injector control method

#156
20090223490
2009-09-10

Method for controlling a piezoelectric actuator and control unit for controlling a piezoelectric actuator

#157
20090217909
2009-09-03

Fuel injection system for an internal combustion engine

#158
20090211557
2009-08-27

Electric circuit for triggering a piezoelectric element, in particular a fuel injection system of a motor vehicle

#159
20090204311
2009-08-13

Method for adapting variations in cylinder-selective injection quantities of a direct injection system and method for cylinder-selectively controlling injection

#160
20090184176
2009-07-23

Fuel injector and operating method therefor

#161
20090179088
2009-07-16

Fuel injection apparatus

#162
20090177365
2009-07-09

Injector calibration method for operating an internal combustion engine

#163
20090171524
2009-07-02

Method and device for controlling a drive unit of a vehicle

#164
20090159052
2009-06-25

Apparatus for actuating at least one piezoelectric actuating drive of an injection nozzle for an internal combustion engine

#165
20090140747
2009-06-04

Detection of faults in an injector arrangement

#166
20090133671
2009-05-28

Drive circuit for an injector arrangement and a diagnostic method

#167
20090121724
2009-05-14

Detection of faults in an injector arrangement

#168
20090093944
2009-04-09

Method of controlling fuel injection apparatus

#169
20090091212
2009-04-09

Device and method for driving an ultrasound piezoelectric actuator

#170
20090090333
2009-04-09

Injection control system

#171
20090063016
2009-03-05

INJECTION CONTROL DEVICE OF INTERNAL COMBUSTION ENGINE

#172
20090051247
2009-02-26

Piezoelectric actuator drive device

#173
20090045267
2009-02-19

Method of operating a fuel injector

#174
20090038590
2009-02-12

CHARGE CONTROL UNIT AND CHARGE CONTROL SYSTEM FOR FUEL INJECTION VALVE

#175
20090019926
2009-01-22

Method for operating a fuel-injection system, in particular of an internal combustion engine

#176
20080319699
2008-12-25

Detection of faults in an injector arrangement

#177
20080316671
2008-12-25

Piezoelectric actuator driving device and method

#178
20080308070
2008-12-18

Electrical drive arrangement for a fuel injection system

#179
20080281503
2008-11-13

Regulator device for compensating for dispersions of injectors

#180
20080278876
2008-11-13

Method for Diagnosing a Control Circuit

#181
20080265805
2008-10-30

Method and apparatus for operation of a piezo-actuator

#182
20080240200
2008-10-02

Method and device for controlling an internal combustion engine

#183
20080238199
2008-10-02

Current source, control device and method for operating said control device

#184
20080237366
2008-10-02

Control system and method for operating an ultrasonic liquid delivery device

#185
20080231245
2008-09-25

Current source and control device

#186
20080221779
2008-09-11

Controller for operating at least one fuel injector of an internal combustion engine

#187
20080211345
2008-09-04

Method and device for controlling a capacitive load

#188
20080202475
2008-08-28

Device for charging and discharging at least one piezoactuator for an injection valve of an internal combustion engine

#189
20080201057
2008-08-21

Method and device for determining a corrective value used for influencing an air/fuel ratio

#190
20080184967
2008-08-07

Method of operating a piezoelectric actuator

#191
20080184965
2008-08-07

Fuel injection system for an internal combustion engine

#192
20080149072
2008-06-26

Circuit arrangement and method for operating an injector arrangement

#193
20080147296
2008-06-19

Method and device for controlling an internal combustion engine

#194
20080147293
2008-06-19

Arrangement for controlling an internal combustion engine

#195
20080147292
2008-06-19

Arrangement for controlling an internal combustion engine

#196
20080135022
2008-06-12

Control circuit for an actuator

#197
20080129305
2008-06-05

Detection of faults in an injector arrangement

#198
20080125952
2008-05-29

Method for operating a fuel injection device of an internal combustion engine

#199
20080116855
2008-05-22

Method and device for controlling a capacitive load

#200
20080088262
2008-04-17

Device and Method for Triggering a Piezo Actuator

#201
20080087748
2008-04-17

Method and injection system for injecting a fluid

#202
20080072879
2008-03-27

Apparatus and system for driving fuel injectors with piezoelectric elements

#203
20080053408
2008-03-06

Fuel Injection System of Internal Combustion Engine

#204
20080047529
2008-02-28

Piezoelectric fuel injectors

#205
20080036465
2008-02-14

Electric circuit for triggering a piezoelectric element, in particular of a fuel injection system of a motor vehicle

#206
20080035117
2008-02-14

Control method and control device for an actuator

#207
20080028843
2008-02-07

Method for Detection of Valve Opening Timepoints of Fuel Injection Systems of an Internal Combustion Engine

#208
20080027585
2008-01-31

Fuel injector control

#209
20080017173
2008-01-24

Fuel injection control system

#210
20080006724
2008-01-10

Piezo injector and piezo injector system

#211
20080006246
2008-01-10

Drive circuit for an injector arrangement and a diagnostic method

#212
20080006243
2008-01-10

Fuel injection system designed to enhance uniformity of size of atomized particles of fuel

#213
20080000439
2008-01-03

Method and device for controlling a valve

#214
20070296307
2007-12-27

Driving device for piezoelectric actuator

#215
20070290573
2007-12-20

Method of controlling a piezoelectric actuator

#216
20070289579
2007-12-20

Injector drive device and injector drive system

#217
20070273247
2007-11-29

Controller for a fuel injector and a method of operating a fuel injector

#218
20070273246
2007-11-29

Method of operating a fuel injector

#219
20070273245
2007-11-29

System and method for operating a piezoelectric fuel injector

#220
20070251492
2007-11-01

Method for determining a closing time of a closing element and circuit arrangement

#221
20070250248
2007-10-25

Method and device for controllling an injector

#222
20070240685
2007-10-18

Method for controlling a valve and method for controlling a pump/nozzle device with a valve

#223
20070227507
2007-10-04

Control device for piezo actuators of fuel injection valves

#224
20070227506
2007-10-04

Drive circuit for an injector arrangement and a diagnostic method

#225
20070204832
2007-09-06

Method and device for detecting the idle stroke of injectors

#226
20070182280
2007-08-09

Method for determining the activation voltage of a piezoelectric actuator of an injector

#227
20070170814
2007-07-26

Piezo stack temperature estimator

#228
20070162215
2007-07-12

Method for balancing out the differences in the injection quantities between the cylinders in an internal combustion engine

#229
20070157905
2007-07-12

Circuit configuration and method for generating a control signal for an engine control unit designed to control fuel injectors

#230
20070113829
2007-05-24

Fuel injection system for an internal combustion engine

#231
20070103033
2007-05-10

Drive circuit for an injector arrangement

#232
20070080606
2007-04-12

Injector control method

#233
20070068484
2007-03-29

Method for determining the actuator energy required for the different injection types of an actuator of an internal combustion engine

#234
20070056563
2007-03-15

Method for controlling an injection system of an internal combustion engine

#235
20070046146
2007-03-01

Method and apparatus for controlling a fuel-injection valve

#236
20070018534
2007-01-25

Method and apparatus for monitoring and evaluating operation of a piezoelectric actuator

#237
20070001545
2007-01-04

Method for diagnosis in a fuel injection device comprising a piezoactuator

#238
20070000303
2007-01-04

Method for determining the individual control voltage of a piezoelectric element

#239
20060289670
2006-12-28

Method and apparatus for controlling a valve, and method and apparatus for controlling a pump-nozzle apparatus with the valve

#240
20060279592
2006-12-14

Piezo-injector driving apparatus

#241
20060255302
2006-11-16

Adjustment method and adjustment device for an actuator

#242
20060231311
2006-10-19

Fuel injection device for internal combustion engine

#243
20060152879
2006-07-13

Method and device for controlling a piezo actuator

#244
20060129302
2006-06-15

Method and apparatus for operating an injection system in an internal combustion engine

#245
20060118092
2006-06-08

Method for operating an internal combustion engine

#246
20060112935
2006-06-01

Method and device for operating an actuator with a capacitive element

#247
20060082252
2006-04-20

Method for determining the position of a movable shut-off element of an injection valve

#248
20060067024
2006-03-30

Monitoring method for an actuator and corresponding driver circuit

#249
20060038463
2006-02-23

Method and circuit configuration for operating a piezoelectric actuator

#250
20060037586
2006-02-23

Method for adjusting the duration of fuel injection through an injection valve

#251
20060022554
2006-02-02

Method for operating a fuel injection device, especially for a motor vehicle

#252
20060012265
2006-01-19

Operating method for a hydraulic injection valve comprising a piezoelectric actuator and a control unit

#253
20050284443
2005-12-29

Fuel injection system for an internal combustion engine and method for operating a fuel injection system

#254
20050279321
2005-12-22

Method of injecting a gaseous fuel into an internal combustion engine

#255
20050275310
2005-12-15

Method for eletronic operation of a control device for an ultrasound piezoelectric actuator

#256
20050252494
2005-11-17

Piezoelectric fuel injection system with rate shape control and method of controlling same

#257
20050235966
2005-10-27

Circuit having at least one piezoelectric actuator

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Method for operating a fuel injection system for an internal combustion engine

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Circuit configuration for charging and discharging a plurality of capacitive actuators

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Method for ascertaining the position of a mobile closing element of an injection valve

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Method for controlling an injection valve of an internal combustion engine

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Method for determining defective actuators in an internal combustion engine

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Fuel-injection system for an internal combustion engine and method for operating a fuel-injection system

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Method, computer program, and open- and/or closed-loop control unit for operating an internal combustion engine, and internal combustion engine

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2005-06-09

Method and device for measuring and regulating the closing and opening times of a piezo control valve

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Method for controlling a piezo-actuated fuel-injection valve

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Voltage booster circuit for powering a piezoelectric actuator of an injector

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Method for controlling an actuator and control device belonging thereto

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Control valve for fuel injector and method of use

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DEVICE FOR CONTROLLING AN ELECTRONICALLY-MONITORED ULTRASONIC PIEZOELECTRIC ACTUATOR, AND METHOD FOR USING THE SAME

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Hydraulic fuel injection system with independently operable direct control needle valve

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Directly controlled fuel injector with pilot plus main injection sequence capability

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Fuel injection control system for engine

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2005-01-27

Method and control and regulating device for operating an internal combustion engine with piezoelectrically actuated fuel injection valves