TORQUE ESTIMATION APPARATUS FOR INTERNAL COMBUSTION ENGINETo provide a torque estimation apparatus for an internal combustion engine which can learn the variation in the output torque of the internal combustion engine caused by the individual difference and …DRIVE·Nov 27·1 min readFollowF02D41/0097Mitsubishi Electric Corporation
Control Device for Variable Valve Timing Mechanism and Control Method ThereforA control device for an electric variable valve timing mechanism is provided that can reduce the influence of rotation variations of an engine on a VTC detection angle computation. The control device …DRIVE·Oct 19·1 min readFollowF02D41/0097Hitachi Astemo, Ltd.
CRANK ANGULAR VELOCITY MEASURING DEVICE AND MISFIRE DETECTION DEVICEAn AC rotary electric machine (M) such as a starter motor rotates synchronously with the crankshaft and is provided with a rotor in which S-pole and N-pole permanent magnets (60) are arranged circumfe…DRIVE·Oct 18·2 min readFollowF02D41/0097HONDA MOTOR CO LTD [JP]
Internal Combustion Engine Control DeviceTo accurately estimate a combustion state even in a case where the combustion state in a combustion chamber greatly changes. According to an aspect of the present invention, an internal combustion eng…DRIVE·Feb 23·1 min readFollowF02D41/0097Hitachi Astemo, Ltd.
INTERNAL COMBUSTION ENGINE CONTROL DEVICE AND INTERNAL COMBUSTION ENGINE CONTROL METHODProvided is an internal combustion engine control device that is capable of accurately estimating a stable combustion state at low cost. An internal combustion engine control device according to one a…DRIVE·Jan 19·1 min readFollowF02D41/0097HITACHI ASTEMO, LTD.
RPM Module For Outdoor Powered EquipmentAn RPM module for insertion into outdoor power equipment driven by an engine may include an extraction interface configured to be inserted proximate to the engine to passively extract information indi…DRIVE·Jun 30·1 min readFollowF02D41/0097HUSQVARNA AB
ROTATION SPEED CALCULATION APPARATUSA rotation-speed-calculation-apparatus includes: a detector configured to detect a rotation-angle of an engine; and a CPU and a memory coupled to the CPU. The CPU is configured to perform: calculating…DRIVE·Aug 19·1 min readFollowF02D41/0097Honda Motor Co., Ltd.
METHOD FOR DETERMINING A CRANKING POSITION OF A COMBUSTION ENGINEThe invention relates to a method for determining a crankshaft position of an internal combustion engine, wherein a rotational speed profile of the crankshaft is recorded over time; wherein the cranks…DRIVE·Nov 11·2 min readFollowF02D41/0097BOSCH GMBH ROBERT [DE]
Fuel injection control device of saddle-ride type vehicleThe present invention provides a fuel injection control device of a saddle-ride type vehicle that can rapidly reflect an acceleration request of the user with the number of parts reduced as with the r…DRIVE·Mar 5·2 min readFollowF02D41/0097HONDA MOTOR CO LTD [JP]
Outboard motorA misfire detecting portion executes a misfire detection control that involves evaluating the presence or absence of a misfire in the engine on the basis of the angular speed computed by the angular s…DRIVE·Nov 27·1 min readFollowF02D41/0097YAMAHA MOTOR CO LTD [JP]
METHOD FOR DETERMINING A ROTATION ANGLEThe method involves obtaining mark portions from a sensor signal (151), and determining an exclusion criterion for excluding the mark portions. A determination is made to find whether a difference of …DRIVE·May 1·1 min readFollowF02D41/0097DSPACE GMBH [DE]
ABNORMALITY DETERMINATION DEVICE FOR ROTATION SENSORDisclosed is an abnormality determination device for a rotation sensor for detecting the rotation of a crankshaft. The rotation sensor comprises a first sensor unit and a second sensor unit which outp…DRIVE·Oct 31·2 min readFollowF02D41/0097TOYOTA MOTOR CO LTD [JP]
Method and apparatus to reduce engine noise in a direct injection engineA method to reduce engine noise in a multi-cylinder direct injection internal combustion engine 22. The internal combustion engine includes a high pressure fuel pump 24 having both an inlet valve 30 f…DRIVE·Sep 26·1 min readFollowF02D41/0097HITACHI LTD [JP]
Method and controlling device for speed signal conditioningThe method involves subtracting an up-to-date generated torsion vibration compensation signal (TKS), which represents torsion vibrations of a crankshaft from the number of revolutions signal. The gene…DRIVE·Sep 14·1 min readFollowF02D41/0097BOSCH GMBH ROBERT [DE]
Method and control device for determining shut-off of a combustion engineThe engine (1) has a control unit (4) and is coupled to an electrical machine (2) acting as starter/generator, with control unit (5) and sensor unit to detect rotor RPM of the machine. The machine is …DRIVE·Jun 15·1 min readFollowF02D41/0097DAIMLER CHRYSLER AG [DE]
Method and apparatus for determining the variation of an engine parameterMethod and apparatus for determining the variation of an engine parameter by interpolating a polynomial to a moving window of size w, where w is the number of measurement data being obtained in the wi…DRIVE·Sep 29·1 min readFollowF02D41/0097FORD GLOBAL TECH LLC [US]
Detection of engine rotation speed in spark ignition internal combustion engineA spark ignition internal combustion engine (2) performs ignition within a fixed ignition crank angle range. The operation control device comprises a programmable controller (1) and a unit crank angle…DRIVE·Jun 23·1 min readFollowF02D41/0097NISSAN MOTOR [JP]
Method and device for the determination of the angular speed of a shaftThe method involves using a number of transducers (SG) equidistantly spaced around the shaft, with a gap (GL) without transducers. The time interval parameters (T(n)) of the signal pulses (SI) output …DRIVE·Apr 23·1 min readFollowF02D41/0097SIEMENS AG [DE]
Method and device for the suppression of angular speed variationsThe range of a transmitter (5) assigned to a transmitter wheel (1) is scanned. An average time for the measured range is detected in an evaluation unit (18). A scanning frequency (21) has access to su…DRIVE·Jun 13·1 min readFollowF02D41/0097BOSCH GMBH ROBERT [DE]
