Matches 1 - 50 out of 105 1 2 3 >


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US20120260692 WATER FLOW MEASUREMENT DEVICE  
A chiller system including an evaporator for evaporating a refrigerant and a water pipe in fluid communication with the evaporator. The water pipe is configured to allow water to pass through at a...
US20120085166 DEVICE FOR MEASURING THE CHARACTERISTICS OF A FLOW WITHIN A PIPE  
A device for measuring the physical characteristics of a flow within a pipe is disclosed. In one exemplary embodiment, the device comprises a plug attached to two or more strut assemblies, each...
US20140360260 FUEL LEVEL INFERENCE FROM CANISTER TEMPERATURES  
Methods and systems for inferring a fuel level in a fuel tank based on temperature changes in a carbon canister are disclosed. In one example approach a method comprises, indicating a fuel level...
US20150185059 Flowmeter for Installation Under Pressure, Equipment for Installing the Flowmeter, and Installation Method  
A flowmeter of the thermal type, having a heated flow-sensing element and a temperature-sensing reference element, the elements constructed and arranged to be installed in a pressurized pipe. The...
US20140109663 Flowmeter for Installation Under Pressure, Equipment for Installing the Flowmeter, and Installation Method  
A flowmeter of the thermal type, having a heated flow-sensing element and a temperature-sensing reference element, the elements constructed and arranged to be installed in a pressurized pipe. The...
US20120067542 MEASURING DEVICE FOR A HEAT EXCHANGER  
A measuring device for a heat exchanger includes a pressure pipe arrangement that is spaced using webs and that has a heating side and an isolation side and that is implemented with at least one...
US20110030461 Measuring Device  
A measuring device for detecting the amount of moisture in and the temperature of a flowing medium is disclosed. Flow-directing elements which mix the flowing medium and direct it in a desired...
US20080195331 METHOD FOR DETERMINING THE GAS VOLUME FLOW IN GAS RECIRCULATION AT A FILLING STATION  
In a method for determining the gas volume flow in gas recirculation at a filling station, by means of a thermal throughflow sensor which is installed in the gas recirculation system of a petrol...
US20120248636 HEATER UNIT HUMIDIFICATION CHAMBER MONITOR  
A heater unit is adapted to determine if a humidification chamber thermally coupled to a hot plate of the heater unit is effectively dry based on determining a thermal response of a hot plate of...
US20150000394 Sensor system  
A sensor system has at least one first sensor element for measuring a first physical variable and a second sensor element for measuring a second physical variable. The first sensor element is part...
US20100107755 CALORIMETRIC FLOW METER  
A flow meter 200 comprises heating means 203 is for heating a fluid flow 202 along a membrane 201 and a temperature difference, ΔT, is measured between and upstream point Tup and a downstream...
US20110167902 CONSTANT TEMPERATURE ANEMOMETER  
A constant temperature anemometer is disclosed. The anemometer includes electrically conductive pins including a first set of pins and a second set of pins. A conductor is coupled to the...
US20100037688 FLOWMETER  
Provided is a flowmeter which performs stable large flow volume measurement with improved linearity without increasing sizes of the entire apparatus. The flowmeter is provided with a flow tube...
US20110005311 TEMPERATURE SENSOR AND METHOD FOR ITS MANUFACTURE  
A thermal, flow measuring device for determining and/or monitoring flow of a measured medium through a measuring tube. The thermal, flow measuring device includes: a first pin-shaped shell and at...
US20130031973 METHOD FOR DETECTING ACCRETION OR ABRASION IN A FLOW MEASURING DEVICE  
A method for detecting accretion or abrasion on a first measuring tube of a flow measuring device. A first temperature as a function of time is registered via a first temperature sensor, which is...
US20120118074 Ultrasonic gas flow measurement device  
An ultrasonic gas flow measurement device includes a dumbbell-shaped tube, a first ultrasonic transceiver, a second ultrasonic transceiver, a first cover part, a second cover part and a control...
US20130192352 SENSOR DEVICE FOR MEASURING THE FLOW AND/OR THE LEVEL OF A FLUID OR OF A SUBSTANCE  
A sensor device and a related method for measuring the flow of a fluid and/or for detecting the presence of a substance have such respective structural and functional features as to allow reliable...
US20110259097 DEVICE FOR DETECTING A PROPERTY OF A FLOWING FLUID MEDIUM  
A device for detecting at least one property of a flowing fluid medium is proposed, in particular for detecting an air mass flow of an intake air mass. The device includes at least one sensor...
US20090249888 Device for Determining a Mass Flow  
A device is provided for determining a mass flow of a first gas flowing in a flowing channel of an internal combustion engine of a motor vehicle. The device includes: sound transducers arranged at...
US20100064799 PLUG-IN SENSOR HAVING IMPROVED FLUID MECHANICS  
A plug-in sensor for determining an aspirated air mass of an internal combustion engine flowing through a flow pipe has a plug part, which is able to be introduced into the streaming medium with a...
US20120222479 METHOD FOR DETECTING PLUGGING IN A CORIOLIS FLOW MEASURING DEVICE  
A method for detecting plugging of a measuring tube. Heat is supplied to a medium conveyed in a first measuring tube by means of at least one heating element, or heat is removed from the medium...
US20140352423 OPERATING A HIGH ACCURACY THERMAL ANEMOMETER FLOW METER IN GAS STREAM CONTAINING LIQUID DROPLETS  
A method is provided to operate a thermal anemometer flow meter to measure a property of a stream. The method includes measuring a first heat loss to the stream from operating at a first DeltaT...
US20140157886 DEVICE FOR DETERMINING THE FLOW RATE ACCORDING TO THE FLOAT PRINCIPLE  
A Device for determining the flow of a flowing medium according to the float principle with at least one floating body and at least one measuring tube with medium flowing through it, wherein the...
US20090120206 Explosion-Proof High Temperature Compatible, Multi-Vortex Flow Meter  
A temperature-sensitive sensor (21) and a heating temperature-sensitive sensor (22) are fixed in position in a liquid-tight fashion by welding, with the metal tubular bodies (36 and 37) being...
US20140360262 Flow Rate Measuring Device  
A flow rate measuring device with high precision is provided. The flow rate measuring device includes a sub-passage that takes a part of the fluid flowing in a main passage, first temperature...
US20140000359 OPERATING A THERMAL ANEMOMETER FLOW METER  
An operating mode for a thermal anemometer flow sensor is provided so the flow sensor is operable in the presence of a high level of liquid mist without a significant error in flow reading from...
US20110301848 METHOD OF DIAGNOSING FLOW AND DETERMINING COMPOSITIONAL CHANGES OF FLUID PRODUCING OR INJECTING THROUGH AN INFLOW CONTROL DEVICE  
A method of diagnosing flow through an inflow control device includes, producing or injecting fluid through an inflow control device, measuring temperatures near or at the inflow control device...
US20120291540 Infusion Apparatus With Flow Detector  
A device for dispensing fluid to a patient and indicating a fluid flow condition. The device includes a reservoir configured to provide a source of fluid under pressure. A continuous flow path in...
US20120192642 FLOW SENSOR ASSEMBLY WITH INTEGRAL BYPASS CHANNEL  
Flow sensor assemblies having increased flow range capabilities are disclosed. In one illustrative embodiment, a flow sensor assembly includes a housing with an inlet flow port, an outlet flow...
US20130068013 SENSOR ELEMENT WITH ENGINEERED SILICIDE  
A sensing element having an integrally formed metal-silicide layer with a silicon layer is described. In some instances, the thickness of the metal-silicide layer can be controlled during...
US20140352453 FLOWMETER  
Flowmeter for a fluid, comprising a duct unit which forms the ducts of the flowmeter, the duct unit having a plurality of ducts in a measurement region, and at least one measuring device being...
US20080289412 Thermal mass flow meter and method for its operation  
A thermal mass flow meter is disclosed for determining a material flow through a vessel. In this case, a sensor arrangement is mounted on a holder immersed into a vessel with a flowing medium. It...
US20140216152 CHARACTERIZING MULTIPHASE FLUID FLOW  
A method and apparatus for determining multiphase flow characteristics inside production equipment containing at least two fluids. A pulse of heat from a heat source adjacent to the production...
US20100223991 THERMAL FLOW METER  
The thermal flow meter comprises heating means for increasing the temperature in the vicinity of a temperature-sensitive element on a sensor chip that is provided with a pair of...
US20100319463 SUBSTANCE DETECTION DEVICE AND METHOD OF REMOVING BLOCKAGES  
A substance detection device including a chemical substance analyzer, including, a conduit, and a membrane, wherein the membrane extends across a cross-section of the conduit, wherein the membrane...
US20140373621 METHOD FOR DETERMINING AT LEAST ONE GAS PARAMETER OF A FLOWING GAS  
A method for determining at least one gas parameter, of a flowing gas, by means of a flow meter, comprising a measurement section having a heating element and at least three temperature sensors,...
US20080196493 Flowmeter and flow control device  
A simply structured flowmeter in which an influence of a dilatational wave on a thermal flow rate sensor is suppressed, and measurement accuracy is enhanced. The flowmeter has not only the thermal...
US20110192224 SUPERHEAT SENSOR  
A superheat sensor (1) for sensing superheat of a fluid flowing in a flow channel (3) is disclosed. The sensor (1) comprises a flexible wall defining an interface between an inner cavity (5)...
US20090165565 Method of Determining the Viscosity of a Fluid  
A method is used to determine the viscosity of a fluid. The method includes arranging a body (11) in a fluid-leading channel, with which vortices form in the flow direction (10) therebehind, which...
US20120094261 Flow Meter for a Container and Method for Monitoring the Hydration of a Patient  
A flow meter for a container, for monitoring the dehydration of a patient, has a sensor unit for detecting a flow through the flow meter and a control unit for recording an amount of liquid...
US20090241687 Multi-Vortex Flowmeter Employing Volume Flow Rate as Switching Point  
A multi-vortex flowmeter (1) includes a vortex flowmeter for measurement by volume flow rate and a thermal flowmeter for measurement by mass flow rate to selectively use the two flowmeters...
US20120304731 FLOW METER AND USE THEREOF FOR DETERMINING A FLOW OF A MEDIUM, AS WELL AS A METHOD THEREFOR  
The invention relates to a flow meter for determining a flow of a medium. The flow meter comprises a flow tube for transporting the medium whose flow is to be measured. The flow tube has a supply...
US20150185058 Thermal Flow Meter  
The present invention is to improve measurement accuracy of a thermal flow meter. In a thermal flow meter of the invention, a circuit package 400 includes a processing unit 604 in which a passage...
US20130319105 MICRO FLOW SENSOR  
A micro flow sensor includes: a flow path through which a fluid to be measured flows; a detection unit having a heater configured to heat the fluid to be measured in the flow path and temperature...
US20140251003 GAS METER  
A gas meter, having a gas inlet, a gas outlet and a measuring section, in which a measuring device, in particular a measuring device for thermal flow measurement, is arranged, wherein a filtering...
US20150122009 SYSTEMS AND METHODS FOR TEMPERATURE COMPENSATED FLOW SENSING  
Systems and methods for temperature compensated flow sensing are provided. One system includes a flow disturber disposed in a flow conduit, wherein the flow disturber is configured to impart a...
US20090193887 Temperature-Measuring Device  
A temperature-measuring device with a sensing head and a pipe piece is disclosed. The sensing head is embedded in the pipe piece. The pipe piece is provided for conducting a medium whose...
US20060108003 Fluid flow and leak detection system  
A fluid leakage monitoring method and system comprising an electronic control, a sensor to monitor fluid inflow to a point of use, a sensor to monitor fluid outflow from a point of use, and a shut...
US20100326539 Thermal Flow Sensor with Zero Drift Compensation  
One embodiment of the present invention comprises a thermal flow sensor having a first capillary tube coupled to a mass flow controller main flow line across a mass flow controller bypass. A first...
US20120073365 THERMAL FLOW METER  
A flow meter for use in dialysis is described, that uses a thermal wave to generate a signal in the fluid for which the flow rate is to be measured. The phase angle of the thermal wave signal...

Matches 1 - 50 out of 105 1 2 3 >