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7613584 |
Methods, systems and computer program products for automatically detecting leaks in a hydrant fuel piping system
Methods, systems, and computer program products for automatically detecting leaks in a type III hydrant fuel piping system is described. In one embodiment, the method includes automatically...
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7607351 |
Acoustic impact detection and monitoring system
A system is disclosed for detecting and locating harmful impacts to pipelines using sensors placed along the pipeline. The exact spacing of sensors is site specific and is set with the goal of...
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7603242 |
Fuel leak estimator
A method of detecting a fuel leak from a fuel store of an aircraft where a processor receives inputs relating to the amount of fuel in the fuel store and to the rate of fuel used by the aircraft....
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7596458 |
Tracking vibrations in a pipeline network
Tracking vibrations on a pipeline network includes installing multiple vibration recorders on the pipeline network, with each recorder including a sensor, a timer, a processor, and a digital...
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7590498 |
System and method for vacuum chamber leak detection
Leaks in a processing chamber, including “virtual leaks” resulting from outgassing of material present within the chamber, may be detected utilizing an optical emission spectroscopy (OES)...
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7584651 |
Procedure to diagnose a leak in the fuel tank in a fuel tank ventilation system
A method of diagnosing a fuel tank leak in a fuel tank ventilation system, comprising a fuel tank, an accumulator for fuel vapors and a fuel tank ventilation valve opening out into an intake...
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7576681 |
Method and system for data fusion using spatial and temporal diversity between sensors
A method and system provide a multi-sensor data fusion system capable of adaptively weighting the contributions from each one of a plurality of sensors using a plurality of data fusion methods....
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7489253 |
Fluid detection and containment apparatus
Disclosed are portable, easy-to-install apparatuses for detecting and containing fluid leaked or otherwise discharged from a fluid-filled device and for facilitating testing and maintenance of the...
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7484815 |
Brake device of motorcycle
To enable a trouble diagnosis of braking-input-side pressure sensors even in a state where a braking input side and a braking output side are interrupted from each other. In a brake device of a...
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7455099 |
Heat exchanger performance monitoring and analysis method and system
A technique is disclosed for evaluating and monitoring performance of a heat exchanger system. Operating parameters of the system are monitored and fouling factors for heat transfer surfaces of the...
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7418354 |
System and method for leak detection based upon analysis of flow vectors
A method for detecting a leak in a fluid-conducting conduit is disclosed herein. The method includes generating a first flow vector variation pattern representative of fluid flow through the...
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7403839 |
Water shut-off system
A moisture monitoring and control system comprising: 1) a plurality of moisture sensors; 2) one or more local or remote control stations capable of monitoring and controlling each of the individual...
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7359931 |
System to facilitate pipeline management, software, and related methods
A system for facilitating pipeline management, software, and methods are provided. The system includes a pipeline company computer positioned at a pipeline company site to define a pipeline company...
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7343251 |
Method to detect a hydrogen leak in a fuel cell
In one aspect, there is disclosed a method of detecting a hydrogen leak in a fuel cell system, including the steps of (a) calculating a mass of hydrogen in a fuel tank, HT new, at a time step, (b)...
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7337078 |
System and method for remote asset monitoring
A system and method for remotely monitoring conditions at a location and for controlling devices at the location. The inventive system includes: a data link in communication with an electronically...
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7322225 |
Adhesion promotion vacuum monitoring system for photo resist coaters
An apparatus and method for monitoring pressure within an adhesion promotion unit is provided. The apparatus in one embodiment includes a chamber configured to receive and heat a semiconductor...
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7313487 |
Transpired fuel gas leak detecting device
A leak detecting system for a transpiration purge system including a fuel tank 1 and a canister 13 includes a jet pump 8 , which leads the atmosphere into the fuel tank 1 using a return flow...
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7305315 |
Method of compensating tilt using two-axis geomagnetic sensor, and acceleration sensor, and apparatus thereof
The present general inventive concept relates to a method of compensating tilt using a two-axis geomagnetic sensor and an acceleration sensor and an apparatus. Using the principle where a...
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7289918 |
Portable leak detector
A mobile leakage detecting device according to the present invention is provided for simplifying detecting operations of a leak portion and enhancing operational efficiency, and is characterized by...
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7289863 |
System and method for electronic diagnostics of a process vacuum environment
In one embodiment according to the invention, there is disclosed a method of identifying a source of a vacuum quality problem in a vacuum environment associated with a tool. The method comprises...
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7283913 |
Method of executing a leak control system, and a leak control system for performing the method
The invention relates to a leak control system ( 1 ) in two-stringed pipe installations and a method of executing a leak control system comprising one stop valve ( 2 ) with an associated flow meter...
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7271721 |
Protected distribution system
An information transmission system comprising a conductor operable to carry a desired information signal. A first tube substantially surrounds the conductor and a second tube substantially...
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7257496 |
Method and apparatus for monitoring SF6 gas and electric utility apparatus
A method for detecting loss of SF6 gas from electrical utility apparatus determines a molar ratio of gas in a container at an initial time and of gas in the container at a subsequent time....
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7246036 |
Remote monitor for steam traps
An apparatus and method for monitoring the status of at least one steam trap includes at least one monitor including at least one sensor for sensing at least one process condition of the steam...
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7231811 |
Adaptive leak testing method
Apparatus for performing leak testing on products is disclosed. Specifically, the present invention includes a method, system, and apparatus for performing an adaptive leak test on products under...
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7212370 |
Method for reducing time loss during manufacture of hard disk drives by predicting reduction in helium concentration using insitu non-repeatable runout
A method is presented for reducing time loss during manufacture and testing of a hard disk drive by predicting reduction in gas fill. The method includes using servo tracking error to obtain a...
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7194893 |
Temperature correction method and subsystem for automotive evaporative leak detection systems
A method and sensor or sensor subsystem permit improved evaporative leak detection in an automotive fuel system. The sensor or sensor subsystem computes temperature-compensated pressure values,...
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7178385 |
Method and apparatus for detecting leaks
The present invention relates to a sensor apparatus configured to detect the presence of a gas, such as a tracer gas and a leak detection apparatus configured to detect the present of a tracer gas...
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7140235 |
Leak detection system for a vehicle fuel tank
A leak detection system for a vehicle fuel tank includes a sensor that is responsive to a pressure within the fuel tank and that generates a pressure signal based thereon. A control module...
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7130751 |
Method and device for detecting leaks in reciprocating machinery
A method of and device for detecting a leak in reciprocating machinery, comprising at least two pistons, by the volume flow at least out of the reciprocating machinery being monitored and analysed,...
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7082370 |
Localization of a point source of a visualized gas leak
Automated localization of a point source of a visualized gas leak, by searching in a corner response function crƒ(x*,y*,τ), calculated based on a number of frames of the gas leak, for maximum...
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7076373 |
Leak detection system for a water heater
A method for determining the presence of a leak in a water heater unit comprising a storage tank is presented. The present invention involves mounting one heating sensor on the lower half of the...
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7062387 |
Method and apparatus for leak detection in low density gas-filled disk drives
The present invention is directed to the detection of gas leaks from a gas-filled disk drive. In accordance with embodiments of the present invention, gas leaks from a disk drive can be detected by...
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7051578 |
Method and apparatus for detecting a gas
The present invention relates to a sensor apparatus configured to detect the presence of a gas, such as a tracer gas and a leak detection apparatus configured to detect the presence of a tracer gas...
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7043375 |
Method and device for energy-saving leak testing of a fuel tank system, in particular of a motor vehicle
In order, in a diagnostic unit for leak testing of a tank system of an internal combustion engine, to allow minimization of the energy consumption during a diagnostics test and simultaneously...
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7039555 |
Method for detecting heat exchanger tube failures and their location when using input/loss performance monitoring of a recovery boiler
This invention relates to a recovery boiler as used by the pulp and paper industry burning black liquor, and, more particularly, to a method for rapid detection of tube failures and the location of...
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7039529 |
Consumption meter
A meter for monitoring consumption of a resource, such as water or other fluids, and corresponding methods of configuring and operating the meter are disclosed. The meter includes processing and...
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7031851 |
Method of determining valve leakage based on upstream and downstream temperature measurements
Disclosed is a method for measuring leakage flow rate of a valve wherein fluid flows through the valve in a single-phase flow of a gas or steam. The underlying principle upon which the leakage flow...
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7031850 |
Method and apparatus for diagnosing leakage in a fluid power system
A method and apparatus of diagnosing leakage in a fluid power system including a fluid supply line operatively connected to a plurality of valves which are connected to a plurality of actuators....
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7027936 |
Methods for measuring flow by means of an ultra sonic flow meter
In a method for measuring flow by means of an ultra sonic flow meter, an ultra sonic signal is transmitted in an upstream and a downstream direction. This is measured upon receipt of an ultra sonic...
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7004014 |
Apparatus, system and method of establishing a test threshold for a fuel vapor leak detection system
An apparatus, system and method of establishing a threshold for a leak detection test that is performed on a headspace of a fuel system. A fuel vapor pressure management apparatus includes a...
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6970808 |
Realtime computer assisted leak detection/location reporting and inventory loss monitoring system of pipeline network systems
There is provided a method for detecting and locating leaks in a pipeline network in real-time. A flow model is provided that characterizes flow behavior for at least one of steady and unsteady...
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6957157 |
Tracking vibrations in a pipeline network
Tracking vibrations on a pipeline network includes installing multiple vibration recorders on the pipeline network, with each recorder including a sensor, a timer, a processor, and a digital...
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6957156 |
Method for searching for dip angle using tilt-compensated electronic compass
A method of finding a dip angle in a tilt-compensated electronic compass includes the steps of a) setting a predetermined azimuth angle indicative of a horizontal status of a geomagnetic sensor to...
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6957155 |
Method and apparatus for inspecting leakage of container
A method for inspecting leakage of a container includes a differential pressure generation step of generating a differential pressure between the inside and the outside of a container; an ozone gas...
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6925864 |
Method of operating an internal combustion engine
The invention is directed to a method for operating an internal combustion engine including an actuating member in an air supply for adjusting an air mass to be supplied to the engine. In the...
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6912472 |
Method of estimating location of abnormality in fluid feed pipeline network
A method of detecting the location of a failure (e.g., a sudden leak) in a fluid pipeline network, which can be suitably used for estimation of the location of a failure in a water pipeline...
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6909997 |
Method and system for data fusion using spatial and temporal diversity between sensors
A method and system provide a multi-sensor data fusion system capable of adaptively weighting the contributions from each one of a plurality of sensors using a plurality of data fusion methods....
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6892751 |
System and method for protecting a building
A building protection system includes a switch, a transmitter, a receiver and a controllable shut-off valve disposed within the inlet line of a utility, such as water or gas, provided to a...
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6885967 |
Spacecraft depressurization analyzer
Methods and apparatus are provided for analyzing spacecraft depressurization events. The apparatus comprises a memory configured to store information relating depressurization aperture sizes to...
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