Methods and systems are provided for downhole analysis of formation fluids by deriving fluid properties and associated uncertainty in the predicted fluid properties based on downhole data, and generating answer products of interest based on differences in the fluid properties. Measured data are used to compute levels of contamination in downhole fluids using an oil-base mud contamination monitorin...

Disclosed herein is an ice-crushing device for refrigerators that is capable of crushing ice by torque of rotary blades relative to stationary blades wherein the stationary blades are selectively operated according to selected ice mode, i.e., crushed ice mode or ice cube mode, to allow the stationary blades to have a damper function, thereby preventing stoppage of crushed ice, and therefore, elimi...

PURPOSE: To prevent steaming from being induced and pressure variation and thermal variation between a pipe line piercing a pressurized vessel and the pressurized vessel from occurring by making it possible to perform constant pressure operation of a cooling apparatus, which cools gas produced by gasifying solid and liquid fuel, at either of steady-operation conditions and partial operation condit...

A rollover control method and a system thereof for accurately predicting the occurrence of a rollover and protecting passengers therefrom.

PROBLEM TO BE SOLVED: To stably control the vehicle speed even in the state where the engine torque is saturated in an uphill road or downhill road by changing the time contact of a filter processing applied to the target driving force and actual vehicle speed by a disturbance estimating means, when the saturated state of the engine torque is detected by an engine torque saturation detecting means...

PROBLEM TO BE SOLVED: To make the amount of control of an accelerator or brake coincide with the actually obtainable acceleration or deceleration of a vehicle. SOLUTION: The amount of stroke of an accelerator pedal is detected by an accelerator pedal sensor 10 and supplied to an ECU 12. Based on the amount of stroke of the accelerator pedal, the ECU 12 calculates the target acceleration that is in...

PROBLEM TO BE SOLVED: To prevent a start of clutch automatic disengagement just after gear-in by erroneous shift operation by stopping a start of the clutch automatic disengagement even if specific conditions are realized when judging that a clutch exists on the disengaging side more than a half clutch region by detecting a clutch stroke. SOLUTION: Whether or not a clutch exists on the engaging si...

A hydraulic control system for an automatic transmission, which has a frictional engagement unit adapted to be kept in a slipping state when in a predetermined speed changing state and in an applied state when in another gear ratio changing state; and a drain oil establishing member for establishing a drain oil when the frictional engagement unit is kept in the slipping state comprises a drain pre...

PROBLEM TO BE SOLVED: To suppress the shifting shock in the shift-up of an automatic transmission. SOLUTION: A throttle valve 14 having an actuator 20 is provided on the intake passage 12 of an engine 1, and the throttle valve opening is controlled by an electronic control unit(ECU) 30. The ECU detects the actual start timing and end timing of a torque phase in the shift-up on the basis of the cha...

An automatic transmission (5) converts the output torque of an engine (4) into a drive torque for the vehicle. The automatic transmission (5) is provided with a first gear and a second gear which has a smaller speed reduction ratio than the first gear. The gears are selectively applied according to the vehicle speed and the accelerator pedal depression amount. A controller (3) stores a first map (...

PROBLEM TO BE SOLVED: To operate an engine with the approximately best fuel consumption characteristic while satisfying the requested power output of a vehicle, in a controller of a hybrid power train for the vehicle comprising an internal combustion engine for traveling, an electric/power generator and a stepped variable transmission. Ž

SOLUTION: When the requested driving torque of the engi...

A sintered alloy composition for automotive engine valve seats, and a method for producing the same, are described. An iron base sintered alloy composition comprising vanadium carbide particles, Fe-Co-Ni-Mo alloy particles, and Cr-W-Co-C alloy particles in which the composition is dispersed in a structure of sorbite is particularly suitable for use as materials of valve seats for automotive engine...

A method 300 for determining an intrusion into a confined space comprises detecting motion 305 using a secondary sensor and generating an alarm signal 310 at the secondary sensor in response to the detected intrusion. The method further comprises determining 315 whether the alarm signal represents a false alarm and inhibiting 325 a primary sensor in response to a false alarm condition. The determi...

A method for logging a wellbore includes actuating a positioning device to adjust the position of a module relative to a reference point or object such as a wellbore axis or proximally positioned downhole device. With respect to a wellbore, an exemplary positioning device can set the measurement tool such as an acoustic device to successive radial positions (e.g., substantial concentricity or subs...

Organosilane-based composition for producing a barrier layer for gases, comprising (i) at least one organoalkoxysilane whose organofunctionality displays at least one unsaturated hydrocarbon group, (ii) at least one aminoalkylalkoxysilane, (iii) at least one polyol, (iv) optionally, another alkoxysilane or alkoxysiloxane, and (v) optionally, at least one nano- or microscale semimetal oxide or meta...

A method for reducing false detects may include emitting an infrared light beam from a primary emitter to a primary monitor detector, measuring a first voltage value using a primary receive detector and setting a primary smoke alarm flag corresponding to a primary channel if the first voltage value is above a first threshold value. The method may also include measuring a second voltage value using...

The device has a casing (100) with a cavity (110) defining a cylindrical inner wall (120) with a preset height. A cylindrical annular separation channel (200) with a rectangular cross section is formed by mounting units (10, 20, 30). A counter channel (300) is positioned opposite to the channel (200) between the unit (10) and the wall. The channel (300) has cross section larger than cross-section ...

The sheet feeding device for printers and other machines comprises a movable support (17) whereon a stack of sheets may be arranged and resiliently urged against selection wheels (19). Additionally, the feeding device comprises an actuating mechanism (82) adapted for broadening and narrowing at least a part of a guiding channel (28) for the sheets. When a sheet is being printed, the actuating mech...

The invention relates to a measuring and controlling apparatus for a vehicle includes an image processing means (2) which is mounted on the vehicle, photographs a circumferential state of the vehicle and processes image signals; a radar signal processing means (5) which radiates radio wave or light to process a receiving signal; and a control means (8) for controlling a brake or a throttle valve o...

A semiconductor device includes a first n-type source/drain region (48a) and a second p-type source/drain region (48b) formed on a semiconductor substrate (20) away from side surfaces of first and second gate electrodes (39a, 39b) at a first interval (W4) respectively, a second n-type source/drain region (48c) and a first p-type source/drain region (48d) formed on the semiconductor substrate (20) ...