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Document Title |
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7488106 |
Automated calorimeter
An automated apparatus for determining the calorific value of combustible substances employs an integrated, isothermal water reservoir to reduce the complexity of the apparatus and facilitates...
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7481575 |
Calorimeter
A calorimeter includes a bucket cover which is used to reconfigure an isothermal water reservoir to provide for temperature equilibration prior to sample analysis and subsequently define a fixed...
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7399118 |
Thermal gas flowmeter comprising a gas quality indicator
The invention relates to a method and a device for measuring a gas consumption by means of a gas meter. A gas meter with thermal mass flow sensor for determining mass flow signals (S M ) and with a...
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7246938 |
Apparatus and method for measuring the heating value of gases
A heating value meter for gases has an outer cylindrical mantle with an outer thermostatic heating apparatus and at least one inlet for introduction of air and at least one inlet for introduction...
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7048434 |
Thermal analysis and characterization of layers and multiple layer structures
Thermally analysis of layers and multiple layer structures used in the semiconductor processing arts is disclosed. A modulated calorimetric analysis may be used to determine a thermal signature...
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6939001 |
Mechanism for passing rigid medium under image-forming mechanism
An embodiment of the invention is disclosed that relates to a mechanism for passing a rigid medium under an image-forming mechanism. The mechanism includes a conveyor belt and a number of rollers....
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6551094 |
Method and device for determining a soot charge in a combustion chamber
A method for determining a soot charge in a combustion chamber includes measuring a spatial distribution of at least one parameter characteristic of a combustion by monitoring a flame in the...
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6536946 |
Device and method for directly measuring calorific energy contained in a fuel gas
The invention concerns a device ( 10 ) for measuring calorific energy contained in a fuel gas transported in a pipe ( 16 ) comprising a gas meter ( 12 ) measuring a volume V in pressure conditions...
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6517237 |
Measuring energy consumption
An energy meter which measures a volume of gas supplied, which measures a calorific value of the gas supplied, and which calculates an energy value corresponding to the measured volume of gas...
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6490908 |
Method and device for determining the gas properties of a combustible gas
The invention relates to a method and a device to determine the gas properties of combustible gas, in particular of natural gas, wherein a) at least part of the combustible gas is exposed to...
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6464391 |
Heat release rate calorimeter for milligram samples
A calorimeter that measures heat release rates of very small samples (on the order of one to 10 milligrams) without the need to separately and simultaneously measure the mass loss rate of the...
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6442996 |
Method and apparatus for measuring the calorific value of a gas
A method and apparatus for measuring the calorific value of a gas. The apparatus includes a chamber to which a gas in question, for example natural gas, is supplied through an inlet and leaves...
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6371147 |
Evaluation and regulation of the thermal power of a flow of combustible gas; characterization of a thermal mass flowmeter
The subject of the present invention is: processes for the evaluation and the regulation, to a value P 0 , of the net (or gross) thermal power P of a flow of a combustible gas CG of composition...
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6342186 |
Ceramic liner for closed bomb applications
Ceramic liners for use with closed bomb devices are disclosed. The closed bomb devices measure performance properties of energetic materials, such as solid propellant, explosive, and pyrotechnic...
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6312154 |
Method for on-line measurement of fuel heat content of fuel in a combustion turbine system
The fuel heat content of fuel is measured on-line while a combustion turbine system is running by measuring data from the combustion turbine system during combustion of the fuel. The measured data...
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6244097 |
Method for measuring without combustion the heat value of fuel gas
The fuel gas or a substream of the fuel gas is passed through a volumetric flowmeter and the volumetric gas flow is measured. In addition, the pressure, temperature and the proportion of at least...
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5882115 |
Measuring heating value of a gas using flameless combustion
The heating value of a sample gas is calculated by a microcontroller (12) from the heating value of a reference gas, and from flow ratios and power levels determined as the gas is combusted by a...
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5820260 |
Measuring heating value using predetermined volumes in non-catialytic combustion
The heating value of a sample gas is calculated by a microcontroller (12) from the heating value of a reference gas, and from an oxidation energy ratio determined as the gas is combusted by a...
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5807749 |
Method for determining the calorific value of a gas and/or the Wobbe index of a natural gas
A method and apparatus for determining the calorific value of a combustible gas including passing an amount of gas through a hydrocarbon detection device comprising interconnected first and second...
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5779362 |
Apparatus and method of determining a characteristic related to the thermal power of a sample
A calorimeter is disclosed comprising a sample chamber (12) adapted to enclose a sample, a thermally conductive reference surface (14) surrounding and insulated from the sample chamber (12) and a...
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5707150 |
Apparatus for computing BTU content in a sample of gas
An apparatus for measuring the BTU content of a gas includes a source of combustion air, a detector and a sample loop or tube connected to a six-port switching valve. The switching valve allows...
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RE35639 |
Method and apparatus for measuring ratio of mass flow rates and energy flow in a gas pipeline
The present invention is a method and apparatus for monitoring in real time the mass and energy flow rate of a gas through a pipeline. The invention determines the mass flow ratio of a pipeline gas...
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5635626 |
Measurement of a gas characteristic
Apparatus to measure the calorific value and/or the Wobbe index of fuel gas supplied along a pipe. A control can operate two outlet valves and cause an inlet valve to be locked in a closed position...
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5551282 |
Method and apparatus for measuring volume correction using molar quantities
A method and apparatus for measuring volume correction in a gas pipeline using a variable volume chamber where the gas is sampled at the temperature and pressure of gas in the pipeline. A portion...
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5547282 |
Calorimetric measuring apparatus
A calorimetric measuring apparatus is provided with a decomposition vessel whose interior is configured as a reaction chamber and which can be tightly sealed, the decomposition vessel being...
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5482679 |
Device for determining the Wobbe index of a gas mixture
Device for determining the Wobbe index of a first gas mixture, including a Wobbe index meter having a mixing chamber, and a feed system for supplying a first gas mixture and an oxidation gas to the...
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5423609 |
Method and apparatus for determining the heat of combustion of a material based on the height of a diffusional flame within which the material is burned
An apparatus and method are provided for determining the heat of combustion of a material. The apparatus comprises a burner capable of producing a diffusional flame; a device for conveying a sample...
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5360266 |
Control and analysis circuit device for measuring reaction heat
The reaction heat sensor and control and analysis devices for measuring the concentration of reactive species in a medium includes a temperature dependent measuring resistor and a reference...
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5357809 |
Volumetric flow corrector having a densitometer
A method an apparatus for measuring a base condition volumetric flowrate of a pipeline gas flowing through a pipeline in which a pipeline gas flowrate is measured by a pipeline gas flowmeter; a...
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5323657 |
Volumetric flow corrector and method
A method and apparatus for measuring a base condition volumetric flowrate of a pipeline gas flowing through a pipeline in which a pipeline gas flowrate is measured by a pipeline gas flowmeter that...
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5288149 |
Gas calorimeter and wobbe index meter
Apparatus for measuring the combustion characteristics of a gaseous fuel. Wobbe index and calorific value are measured with a fast response time by maintaining a stoichiometric mixture in a mixer...
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5235844 |
Multiple gas property sensor
Transducer apparatus and related method are described for substantially simultaneously determining pressure and one other property (or property combination) of a flowing gas of varying pressure and...
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5226728 |
Method and apparatus for measuring mass flow and energy content using a differential pressure meter
A method and apparatus for monitoring in real time the mass and energy flow rate of a gas through a pipeline. The invention determines the ratio of the mass flow rate of pipeline gas flowing...
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5224776 |
Instrument and method for heating value measurement by stoichiometric combustion
A method and apparatus for determining the calorific value of a first combustible gas involves mixing the first combustible gas with a second combustible gas having a known calorific value and with...
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5167450 |
Calorimeter
A calorimeter comprises a laminar flow type flowmeter for measuring the volume of flow of a fuel gas as a value proportional to the difference between the pressures of the laminar flow elements and...
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5100244 |
Gas calorimeter and method of measuring the calorific value of fuel gases
A gas calorimeter and method of measuring the calorific value of fuel gases in which a fixed volume of gas to be measured is burned in a controlled environment. The temperature increase of the air...
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5005402 |
Measuring cell for determinating the alcohol content and/or calorific value of fuels
A device for the determination of the alcohol content and/or the calorific value of fuels by measuring the characteristics of the fuel in a measurement cell in which a flow body that is at least...
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4893315 |
Calorimetry system
A calorimetry system for measurement of the heating value of coal having a combustor 24 and a mixing unit 30 wherein heat from combustion gases is transferred to air. The system has a gravimetric...
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4869597 |
Calorimeter
A calorimeter of the liquid flow type. The calorimeter includes a chamber in communication with a medium to be delivered to the chamber at a steady rate of flow. It also includes a heat exchanger...
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4845976 |
Method and apparatus of determining energy content of a diluted hydrocarbon gas
A method and apparatus of determining the energy content of a hydrocarbon gas mixture having a diluent gas. The dielectric constant of the hydrocarbon gas mixture and diluent gas is measured, the...
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4780832 |
Radiation probe and method of use
A radiation probe includes an optionally cooled tube 10 with a window 22 at one end, and can be traversed across a gas turbine engine combustion chamber 20 by drive means 26. A radiation detector...
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4761744 |
Method and device for determining heats of combustion of gaseous hydrocarbons
A method and device 15 is provided for a quick, accurate and on-line determination of heats of combustion of gaseous hydrocarbons. First, the amount of oxygen in the carrier stream air is sensed by...
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4613482 |
Constant temperature heating value measurement apparatus
An apparatus for determining the heating value of a fuel gas stream of variable composition utilizes a housing of high thermal conductivity defining a small volume combustion chamber, and filled...
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4533258 |
Method of determining the content of combustibles in the end products of fuel combustion and apparatus realizing said method
The apparatus materializing the method of determining the content of combustibles in the products of fuel combustion incorporates an oven with an electric heater connected into the load circuit of...
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4511263 |
Bomb-type conduction calorimeter
A bomb-type conduction calorimeter consists of a bomb separated from a substantially infinite heat sink by several heat flow detecting elements. The bomb is enclosed by an inner copper box having a...
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4511262 |
Fuel entrained oxygen compensation for calorific content analyzer
A calorific content analyzer for determining the calorific content of a combustible gas while compensating the analysis of the calorific content for fuel entrained oxygen. The gas is combusted to...
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4500214 |
Apparatus for the continuous measurement of the heating power of a gas
An apparatus for continuously measuring the heating power of a fuel gas comprises a calorimeter containing a vertical cell whose lower part accomodates a burner. The burner and the cell are...
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4433922 |
Calorimeter
A calorimeter and method of obtaining the calorific value of a test gas comprises a pair of constant flow pumps one for supplying air at known volumetric flow and the other for supplying a test gas...
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4384792 |
Process and apparatus for the combustionless measurement and/or control of the amount of heat fed to gas consumption devices
A process and apparatus for the combustion-less measurement and/or regulation of the feeding of quantities of heat to gas combustion devices, particularly natural-gas combustion devices. A fuel gas...
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4345463 |
On-line gas measurement and analysis system
A system for measuring on-line the energy content and flow of a gas mixture within a pipeline. The system includes a gas chromatograph for producing a time varying signal related to the component...
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