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WO/2012/014375 |
Flow-rate calibration is executed, by opening just an exit-side opening/closing valve of a flow-rate controller to be calibrated and letting gas with a set flow-rate flow into a calibration unit (5), measuring, at time (t0) when gas temp...
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WO/2012/013905 |
The invention relates to a system comprising an upstream gas supply pipe (12), a downstream gas outlet pipe (14), and a system (18) for sealing the upstream (12) and downstream (14) pipes. The metering system (10) includes a temporary ga...
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WO/2012/009109 |
A device allows a liquid to flow between two open structures with different liquid surface elevations separated by a wall. The device has a conduit with an inlet on one side of the wall and an outlet on the other side of the wall separat...
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WO/2012/003785 |
A flow adjustment device comprising a housing (100) and an adjusting element (200). Provided in the housing is a water passage, which is a stepped hole having a stepped surface (130) whereupon are fixed several protruding bases (140), an...
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WO/2012/006626 |
A flow controller includes a body having an inlet end, an outlet end, a flow measurement portion, a variable valve portion and a control portion to control the valve portion based on an output from the flow measurement portion. The flow ...
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WO/2011/162956 |
The bio-fuel reactor injection system includes supplementing a biomass feedstock with a feedstock gas so that thermal conditions within the reactor body are optimized. The feedstock gas facilitates the flow of the feedstock through the f...
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WO/2011/157899 |
A method for obtaining an estimate for a process quantity of a turbomachine comprises measuring (301) first process quantities and calculating (302) an estimate for a second process quantity, for example mass flow, on the basis of the me...
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WO/2011/159506 |
A flow cell assembly for fluid sensors is provided. The assembly includes a housing configured to couple to an external source of fluid for measurement. The assembly further includes a flow regulator and a flow meter disposed within the ...
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WO/2011/157985 |
An apparatus (10) for regulating the flow of a fluid from a source to a target location comprises a housing (12) defining a fluid inlet (14) configured to communicate with a fluid source and a fluid outlet (16) configured to communicate ...
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WO/2011/155942 |
Systems and methods for remote monitoring of a wellsite operation may include receiving login information from a user and displaying a wellsite listing. The user may select at least one wellsite and may provide input regarding at least o...
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WO/2011/150471 |
This invention relates to a pressure compensator for use with an irrigation device, the pressure compensator comprising: a body defining a fluid passageway for fluid flow; an elastomeric membrane; a substantially concave seating surface ...
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WO/2011/148244 |
An automatic flow regulator valve (10) designed to regulate water pressure from a liquid source outlet in the event of pressure surges and/or fluctuations. In an "open" position, the predetermined water flow pressures are not sufficient ...
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WO/2011/137276 |
Systems and methods for controlling fluid delivery on a site (100) using at least one fluid delivery machine (106) are disclosed. An exemplary such method includes identifying at least one path (104) on the site based on map information ...
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WO/2011/135826 |
One method of obtaining an initial adjusted mass flow controller valve start position comprises obtaining a mass flow controller delay period and setting a mass flow controller valve to an initial valve opening position that is less than...
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WO/2011/125338 |
A mass flow controller (MFC), a method for calibrating an MFC, and a method for operating an MFC are disclosed. The method for calibrating the MFC includes obtaining data relative to two signals from a thermal mass flow sensor when opera...
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WO/2011/126356 |
The main aim of the "v-Jícara" technology is to enable the production of the "Jícara" tap for washing under a shower, inter alia, thereby providing, for use by families both in already existing housing and in new housing, a new generat...
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WO/2011/125339 |
A mass flow controller among other embodiments and method is described. The mass flow controller including a thermal mass flow sensor including at least two sensing elements coupled to a sensor tube of the mass flow controller, the therm...
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WO/2011/123102 |
A fuel cell includes a flow field in which an interdigitated flow field varies placement of blockages, which may be full or partial, to homogenize flow in all portions of the flow field. By homogenizing flow, each channel of the field is...
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WO/2011/113979 |
Device for supplying water with temperature and flow adjustment and related usage methods. Temperature and flow adjustment device of the type comprising a cold-water inlet and a hot-water inlet each provided with solenoid valves that are...
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WO/2011/108981 |
A flow regulating system for maintaining a stable air flow comprising at least one pump, a mass flow sensor, an ambient temperature sensor, an ambient pressure sensor, a temperature compensation sensor measuring the temperature of said m...
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WO/2011/104611 |
A gas delivery system for a cell-based mass spectrometer includes a mass flow controller having an input coupled to a gas source. A three-way valve includes an input coupled to an output of the mass flow controller, a first output couple...
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WO/2011/104419 |
In a method for diagnosing a pump-valve system, a valve opening of a control valve and a pressure difference (Δp) over the control valve during normal operation of the control valve is measured. Then, based the measured valve opening da...
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WO/2011/101476 |
A system supplies water via a valve that is controlled in order to control the water consumption. The system determines a current magnitude of an accumulated amount of the water consumed since a start of a predetermined time-period. Unde...
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WO/2011/098946 |
The invention concerns a flow regulator, made of a stack of 3 plates, respectively a top plate including a flexible membrane (1), a middle plate (2) with pillars and through holes and a bottom plate ( 3 ) with fluidic ports, micro channe...
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WO/2011/092008 |
In a jet regulator for the outlet of a sanitary fitting or for a shower, which has at least two flow chambers or flow ducts (12, 13), each of which has an inlet opening and one or more water outlet openings (121, 131), the control of the...
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WO/2011/091467 |
A temperature activated shower controller including in combination, a temperature sensor adapted to detect and respond to a pre-determined temperature increase in water supplied to a shower head; a valve adapted to allow or reduce the fl...
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WO/2011/092929 |
Disclosed is a fluid controller by which fluid controllers having a combined valve and limit switch can be made more compact. A valve (6) has a projecting section that projects from the opening of a casing (21) and is provided with a pis...
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WO/2011/089006 |
The invention relates to a valve for controlling a gas flow, as it is used, for example, for controlling the gas flow between a crankcase and an intake tract of an internal combustion engine. The invention further relates to a liquid sep...
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WO/2011/090521 |
A system and method for delivering fluid to a site (100) using a mobile fluid delivery machine (106) are disclosed. The method includes determining a value of a parameter associated with the site using a sensor (500), and determining a f...
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WO/2011/090521 |
A system and method for delivering fluid to a site (100) using a mobile fluid delivery machine (106) are disclosed. The method includes determining a value of a parameter associated with the site using a sensor (500), and determining a f...
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WO/2011/087390 |
The invention relates to a device for increasing the flow energy in a duct, comprising in the channel thereof compliant surfaces, such as rubber or plate-type surfaces capable of angular displacement, e.g. in a hinged installation, with ...
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WO/2011/084737 |
A coal feed system to feed pulverized low rank coals containing up to 25 wt% moisture to gasifiers operating up to 1000 psig pressure is described. The system includes gas distributor and collector gas permeable pipes imbedded in the loc...
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WO/2011/084737 |
A coal feed system to feed pulverized low rank coals containing up to 25 wt% moisture to gasifiers operating up to 1000 psig pressure is described. The system includes gas distributor and collector gas permeable pipes imbedded in the loc...
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WO/2011/081740 |
A method for detecting blood flow degradation in a dialysis system. The method includes measuring a flow rate of blood in a blood line, calculating a current impedance value based on the measured flow rate, and comparing the current impe...
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WO/2011/078242 |
Disclosed is a mass flow controller system which makes it possible to precisely control an output flow rate by means of a mass flow controller. In the mass flow controller system, data giving information about the relationship between fl...
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WO/2011/067891 |
Disclosed is a piezoelectrically driven valve, which can control even a fluid at a temperature higher than a temperature in the use range of a piezoelectric actuator. Also disclosed is a piezoelectrically driven fluid control apparatus. ...
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WO/2011/067877 |
Disclosed is a high temperature gas-use pressure-type flow rate control device capable of performing high precision flow rate control with an error margin of less than or equal to 1.0% F.S. using a conventional temperature detector even ...
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WO/2011/064509 |
The invention relates to checking the measurement of the flow of fuel supplying an aeroplane engine, by means of a mass flowmeter. According to the invention, the method assesses whether at least the following conditions are met: the sig...
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WO/2011/051044 |
The invention relates to a flow volume controller for sanitary applications having a housing having an annular-gap-like through-passage and furthermore having an elastic throttle body arranged near the annular gap which changes the annul...
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WO/2011/048896 |
A flow controller (10) includes a flow detection unit (14) that is provided with a detection unit (12) for detecting the flow rate of a fluid; and a flow control unit (18) that is coupled to the flow detection unit (14) and that is capab...
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WO/2011/047361 |
A method and apparatus for self-calibrating control of gas flow. The gas flow rate is initially set by controlling, to a high degree of precision, the amount of opening of a flow restriction, where the design of the apparatus containing ...
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WO/2011/047361 |
A method and apparatus for self-calibrating control of gas flow. The gas flow rate is initially set by controlling, to a high degree of precision, the amount of opening of a flow restriction, where the design of the apparatus containing ...
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WO/2011/040330 |
Provided is a flow regulating valve (4) wherein the number of components are small, the components can be easily assembled, the size can be easily reduced, and problems such as an insulation failure tend not to occur. A valve body member...
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WO/2011/040409 |
A pressure type flow rate measuring mechanism, having a short internal flow path obtained using a small number of parts while maintaining the mechanism compact. A flow rate measuring mechanism (10) is provided with: a body (1) having an ...
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WO/2011/033279 |
The present invention relates generally to flow regulation in aircraft systems. More particularly, the present invention relates to a flow regulator (100) and a high-lift system (200) for an aircraft incorporating such a flow regulator (...
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WO/2011/031444 |
One embodiment of the invention comprises a mass flow controller comprising a digital controller, a valve, and a sensor. The digital controller is adapted to implement a control loop having a proportional signal modifier in series with a...
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WO/2011/028242 |
The current invention is a fuel cell controller that includes a first control loop, where the first control loop is disposed to adjust a fuel cell current to regulate a hydrogen output pressure from the fuel cell to a pressure target val...
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WO/2011/028242 |
The current invention is a fuel cell controller that includes a first control loop, where the first control loop is disposed to adjust a fuel cell current to regulate a hydrogen output pressure from the fuel cell to a pressure target val...
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WO/2011/023694 |
The invention relates to a device (2) flown through by a fluid for burst pipe safety, comprising two or more flow channels (24, 26) and a closing element (10) that interrupts the flow-through of the fluid if a permissible volume flow is ...
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WO/2011/017059 |
An irrigation control device (10) comprises a coil (16) adapted to develop an electromagnetic flux sufficient to cause actuation of irrigation equipment (12); control circuitry (18) coupled to the coil to receive control signals from an ...
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