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WO/2009/021744A2 |
In the case of an arrangement for determining the oil consumption of an oil-lubricated machine, such as an internal combustion engine, a compressor, a turbo charger (33), a pump or the like, the arrangement comprising an oil circuit (11)...
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WO/2009/003617A1 |
The invention relates to a method and arrangement for fully automatic function checking of internal combustion engines in motor vehicles, wherein an external check and measuring system (30) is connected by means of a diagnosis interface ...
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WO/2009/001009A1 |
The invention relates to a mobile device for checking fuel mass flow measuring systems (11b), said device including a channel (3) which is divided downstream of a fuel inlet port (1) into a plurality of channels (3a, 3b), each of said ch...
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WO/2008/154723A1 |
A turbofan test cell pre-dressing unit (20) that enables the installation of the engine (10) in a test cell in minimal time is provided.
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WO/2008/154055A2 |
Methods and systems for detecting misfire events in a multicylinder engine are disclosed. One method includes associating a neural network with a cylinder of a multicylinder engine. The method also includes inputting to the neural networ...
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WO/2008/147319A1 |
The present invention relates to a method for identifying a malfunctioning fuel injector (1-6) associated with an individual cylinder of a multicylinder combustion engine (50), comprising an accumulator tank (120). The method comprises t...
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WO/2008/144885A1 |
A transport system (20) suited for transporting a turbine engine (10) mounted to an engine docking unit is provided. The transport system (20) is capable of adjusting the attitude of the docking unit in a lateral and longitudinal directi...
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WO/2008/140404A1 |
The invention relates to a method for identifying a malfunctioning fuel injector (150a, 150b, 150c, 15Od, 150e, 15Of) associated with an individual cylinder (Ca, Cb, Cc, Cd, Ce, Cf) of a multicylinder combustion engine (60). The method c...
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WO/2008/139113A2 |
The invention relates to a method for estimating the level of ethanol in a fuel injected into an internal combustion engine over a number (n) of cycles (n being an integer greater than or equal to 1). The method comprises the following s...
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WO/2008/140403A1 |
The present invention relates to a method for identifying a malfunctioning fuel injector (150a, 150b, 150c, 150d, 150e, 150f) associated with an individual cylinder (Ca, Cb, Cc, Cd, Ce, Cf) of a multicylinder combustion engine (60). The ...
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WO/2008/135697A2 |
The invention relates to a stand (50) for testing an internal combustion engine (1) provided with a primary cooling circuit (22) including a radiator (25), said test stand including an auxiliary cooling circuit (51) which can be connecte...
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WO/2008/131560A1 |
The mass flow rate of a first reactant stream supplied to a fuel processor is controlled based on a combined feed-forward and feedback control regime. The method is particularly applicable for actively controlling the fuel supply to a fu...
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WO/2008/134169A1 |
There is provided a method to determine a combustion parameter for an internal combustion engine. The method comprises monitoring cylinder pressure and crank angle during a combustion cycle, and determining a peak cylinder pressure, a cr...
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WO/2008/127176A1 |
A method and a device for performing tests on an internal combustion engine or a structure which is associated with the engine by measuring output parameter values on at least one output shaft (3LF, 3RF) which is connected to the engine,...
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WO/2008/119159A1 |
A method is disclosed of mounting an accelerometer to an internal combustion engine. The method comprises securing the accelerometer to a mating surface on an engine component external to a combustion chamber where the accelerometer can ...
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WO/2008/120082A2 |
A method for estimating steady state values of engine operating characteristics is provided so that engine control can later be based on the estimated values. An amount of change in a specific engine characteristic (for which the steady ...
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WO/2008/107583A1 |
The invention relates to a method, and to the corresponding device, for processing a pressure signal (p) from a pressure sensor mounted in a combustion chamber in order to detect a combustion in an internal combustion engine, that compri...
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WO/2008/109642A1 |
Operation of an internal combustion engine selectively operative in a controlled auto-ignition combustion mode is monitored. The engine is equipped with a pressure sensing device operative to monitor in-cylinder pressure. An analog signa...
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WO/2008/106501A1 |
This invention provides an electric fuel pump tester that allows a technician to simulate the real-life operation of the electrical system of the vehicle, i.e., when the fuel pump is installed. The present invention provides a tester tha...
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WO/2008/099519A1 |
Provided is a machine body diagnosing system capable of performing the abnormality/trouble diagnoses of a machine body without using a threshold value. The machine body diagnosing system is constituted of a movement managing controller (...
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WO/2008/095610A1 |
The object of the invention is a method for testing a turbo engine (11, 12, 13, 14), particularly a turbocharger (12, 13, 14), in a motor vehicle, wherein the efficiency of the turbo engine (11) is worsened during standstill of the motor...
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WO/2008/095569A1 |
A method for automatic, heat release computation in a piston engine, comprises the steps of : measuring a cylinder pressure as a function of crank angle (see figure), based on said measurement; calculating a first polytropic exponent for...
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WO2008024341A9 |
An indicator device is for sensing a valve of a fluid machine including a casing having an interior chamber, a valve controlling flow into the interior chamber, and a rotatable shaft configured to displace the valve between open and clos...
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WO/2008/095089A2 |
A method and system for detecting engine misfires in a multi-cylinder internal combustion engine. The system includes a processor and a crankshaft sensor which produces an output signal to the processor representative of the angular posi...
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WO/2008/090312A1 |
The present invention relates to an internal combustion engine comprising a cylinder (12); a piston (11) reciprocating in the cylinder (12) and defining with the cylinder (12) a combustion chamber (10). First (14) and second (16) poppet ...
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WO/2008/091764A1 |
Various methods and systems for augmenting the amount of NOx in the exhaust of an exhaust flow simulation system. These methods and system can be "combustion" or "post combustion". A combustion embodiment injects a nitrogen-containing co...
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WO/2008/090021A2 |
The invention relates to a method for the diagnosis and classification of defects of an internal combustion engine and/or the subsystem thereof. Said method consists of the following steps: measuring signals that contain information rela...
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WO/2008/088797A1 |
An apparatus for testing failure of a material used in a jet engine, and more particularly to an apparatus that uses one or more model jet engine components made from a material used in a full-size jet engine and desired to be tested. Th...
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WO/2008/085535A2 |
A Stall Warning System (SWS) utilizing the detection and analysis of stress waves, (i.e., ultrasound) emitted by combustion and/or turbulent flow processes of an apparatus, such as a turbine engine, for example. Upon detection of an impe...
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WO/2008/080378A1 |
The invention relates to a drive train, particularly for a motor vehicle having a drive unit controlled by means of a control device and having a driveshaft and an element, which is operatively connected to said drive shaft and is driven...
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WO/2008/080861A1 |
Method for the estimation of the mean gas torque produced by at least one combustion in an internal combustion engine, said method comprising a step during which a position sensor (2) is used to detect the movement of patterns (6) of a t...
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WO/2008/080725A1 |
Proposed is a device (110) for diagnosing malfunctions in the injection system of an internal combustion engine (112). The device (110) comprises at least one control and evaluating unit (114) which is set up to operate the internal comb...
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WO/2008/079772A2 |
Inhibiting uncontrolled regeneration of a particulate filter fluidly coupled to an exhaust manifold of an internal combustion engine may comprise reducing an oxygen concentration of exhaust gas supplied to the particulate filter if activ...
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WO/2008/079845A2 |
A solid particle counting system for measuring solid particle number concentrations from engine or vehicle exhausts in real-time includes a diluter arrangement, a particle counter, and a flow splitter. The diluter arrangement mixes the d...
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WO/2008/074779A2 |
The invention relates to a method for determining a physical value (P) for an angular position (ºKW) of a rotating shaft from a time series. From the time series, parameters of a functional correlation of the physical value (P) with the...
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WO/2008/065848A1 |
An engine life prediction apparatus produced at a low cost and having a high reliability is provided. A current detecting section (41) and a voltage detecting section (42) detect the value of a current and the value of a voltage which ar...
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WO/2008/064659A2 |
The invention relates to a method for controlling the operating mode of an internal combustion engine (1) comprising several cylinders (3) and an injection system (4) with one injection unit (5) per cylinder (3). According to said method...
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WO/2008/061872A1 |
The invention relates to a test bench for analysing the exhaust gases of an engine (2), the engine including a filter assembly (5), a first duct (4) for connecting said engine (2) to said filter assembly (5), a second duct (6) for connec...
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WO/2008/050020A1 |
The invention relates to a bleed line (20) for bleeding of gas flowing through an internal combustion engine (10). According to the invention, the bleed line comprises two concentric ducts, these being an outer duct (25, 26) and a replac...
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WO/2008/046931A2 |
A set of data is measured reliably and accurately to test, operate and/or monitor the performance of turbines. It is proposed to determine the performance parameters of a turbine applicable to its entire operating envelope and for a cond...
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WO/2008/040331A2 |
Loading apparatus (1) for a test bench (2) for testing a test object (17), with at least two loading machines (3, 4), wherein a first loading machine (3) comprises a first electric motor and a second loading machine (4) comprises a secon...
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WO/2008/037908A1 |
Method for the generic calibration of an internal combustion engine marketed in a plurality of configurations, involving: - determining, for each configuration i, all of its Ci specific characteristics and a collection of the k operating...
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WO/2008/037868A2 |
System for the real-time supervision of engine test beds that is independent of the engine test bed liable to accommodate it. This supervisory system chiefly comprises a file describing equipment and drivers associated with various engin...
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WO/2008/036993A2 |
Disclosed is a method for supplying combustion gas to an internal combustion engine. In said method, a permanently substantially constant amount of fully pressure, moisture, and/or temperature-conditioned combustion gas is fed, said amou...
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WO/2008/032339A1 |
A method and system of measuring operability of an engine element comprising a light transmitter for directing light at the engine element, a light receiver for receiving the light from the engine element, an electrical circuit for relat...
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WO/2008/032190A1 |
A control apparatus for an internal combustion engine has cylinder internal pressure sensors (11 to 14) provided in each cylinder of an engine (10), and calculates a heat generation quantity in each cylinder based on the detected cylinde...
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WO/2008/027625A2 |
During operation of a single-cylinder test engine, a computer or other processor runs a simulation of additional "virtual cylinders" operating alongside the single cylinder as if all cylinders, real and virtual, were present in a real mu...
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WO/2008/024663A2 |
A method of statistically characterizing combustion knock events includes receiving signals from a sensing device such as an accelerometer, estimating at least one parameter of a probability distribution function based on the received si...
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WO/2008/011355A1 |
A calibration flow position of a variable nozzle (6) of a turbocharger is set by a method for calibrating the turbocharger, which comprises a turbine (2) and a compressor (1). In this method, the turbocharger is driven by a predetermined...
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WO/2008/000459A1 |
Disclosed is a turbo engine comprising a first process control element (5), a second process control element (8), and a test system for testing the first process control element, the first process control element and the second process c...
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