摘要:
The invention relates to a device for dispensing a liquid, including a piston that is movable within a chamber and a nozzle connected to the piston such that the movement of the piston causes the movement of the nozzle, wherein one end of the piston engages the chamber so as to form a non-return valve.
摘要:
The invention relates to a monomer (6, 14) carrying an imidazole-type heterocycle (3). According to the invention, the chemical structure of said monomer (6, 14) comprises at least one unit of formula (I) wherein R1 comprises an alkenyl grouping and R2 comprises a grouping for protecting one of the nitrogen atoms of the heterocycle. The invention also relates to a monomer carrying a benzimidazole-type heterocycle, and to protected polymers obtained from said monomers, deprotected polymers produced by the protected polymers, a proton exchange membrane based on deprotected polymers, and a fuel cell provided with said membrane. Furthermore, the invention relates to methods for producing the above-mentioned monomers and polymers.
摘要:
The invention relates to an automobile, comprising an electric engine powered by a power supply module (10) to which a pipe (11) for extracting the hot air generated by said module is connected, and a structure including a floor (2) defining the lower portion of the vehicle passenger compartment. According to the invention, one of the ends (12) of said extraction pipe (11) is in communication with an opening (3) formed in the floor (2) of the vehicle.
摘要:
The invention relates to a method for starting an internal combustion engine associated with means for adapting, during an engine start operation, an amount of fuel injected based on an estimation of the volatility (PVR) of the fuel based on the comparison between a gradient of the engine speed measured upon a preceding start operation and a reference gradient (110) corresponding to a predetermined fuel, characterized by the step (111) of correcting the reference gradient based on a change (ΔCMF) in the engine friction torque.
摘要:
Checking method implemented by a function that automatically checks a steering system (1) of a motor vehicle comprising a steering wheel (4) to operate a powered system (20) that turns the wheels (10) under certain specific conditions of operation of this vehicle, this checking method calculating a reference steering wheel angle (Av cons) to provide torque control of the power system (20), characterized in that it additionally calculates a steering wheel rate of turn reference (Av cons) which is saturated at a predefined value (Avp target).
摘要:
The invention relates to a method for adjusting the driveability of at least one wheel of a vehicle, in particular an automobile, that comprises a wheel driving engine (50), engine control means (40), means (62) for supplying information on an acceleration level desired by the vehicle driver, means (22) for providing information on the vehicle acceleration level, and an electronic control unit including computing means (70) for receiving the different information. The computing means (70) are adapted in order to obtain a vehicle acceleration level that corresponds to the acceleration level desired by the driver. The device further includes means for providing information on the vehicle inclination.
摘要:
The invention relates to a method for using a device for starting a heat engine of a motor vehicle. The method comprises a step in which a theoretical hold time T, is determined by a monitoring computer (101).
摘要:
The invention relates to a method for managing a hybrid vehicle air conditioning system that includes a compressor (8) generating coolness that is storable in a cold reserve (10), the heat engine having access to a control (34) that automatically controls the starting and stopping thereof. Said management method is characterized in that it has the power needed to pull the vehicle (6) and a level of coolness in the cold reserve (10) such that: when the heat engine (2) is on, the stopping (82) thereof is enabled if the charge level (92) in the cold reserve (10) is greater than a minimum threshold and the necessary pulling power is below a maximum threshold, both of said thresholds correlating with each other; and when the heat engine (2) is off, a command for the starting (84) of said heat engine is made if the charge level of the cold reserve (10) is less than a maximum threshold and the necessary pulling power is above a minimum threshold, both of said thresholds also correlating with each other.
摘要:
The invention essentially relates to an electric power storage device (1) for hybrid or electric motor vehicles, comprising: a high voltage power supply bus (2) to be connected to an electric traction system (7) and/or to an onboard electric power system, and a first electric power storage element (3) connected to said power supply bus (2). According to the invention, a second storage element (4) is connected to the bus (2) via an electric coupling member (5), said second storage element (4) being connected to the bus (2) in parallel relative to the first storage element (3). One of the two storage elements (3, 4) includes an electrochemical battery, while the other storage element (3, 4) includes an ultracapacitor.
摘要:
A device (D) is dedicated to the diagnosis of operating situations) in at least one communication network (RC) having a bus (BU) with N wire(s). This device (D) comprises i) P connection means (MC1-MC3), with P≧N, bypass-connected at least to the N wires of the bus (BU) so as to access the P voltages présent, ii) conversion means (MV1-MV3) devised so as to convert the P voltages into P first digital signais (SI (p,t)), iii) processing means (MT) devised so as to construct a measurement vector (V(t)) associated with a voltages measurement instant (t) and comprising K éléments chosen from among at least the P first digital signais (SI (p, t)), then to compare at least this measurement vector (V(t)) with at least I pairs, with I≧1, of first (Vt(i,t)) and second (V,r2(i,t) référence vectors comprising K éléments representative of K minimum and maximum values that can be taken by the K éléments of the measurement vector (V(t)), so as to deliver I second signais (S2(i)) each représentative of the result of a comparison, each result being représentative of an operating situation on the bus (BU), and iv) I display means (MAI-MAI) each devised so as to signal an operating situation represented by a second signal (S2(i)) delivered.