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WO/2008/120817A1 |
A tube (14) is passed through the through holes of holders (30, 31) and the inserting portions of a first coupling (20) and a second coupling (24) are inserted into the both ends of the tube, and then it is fitted to a portion of the hol...
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WO/2008/116854A1 |
Device for controlling a fluid flow between a first pipe connection and a second pipe connection, comprising a housing, a valve body which can move in the housing in a direction of movement under the influence of pressure in the first pi...
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WO/2008/117036A1 |
A backflow and flow rate control system, comprising : a flow restrictor; a flow regulator chamber located downstream of the flow restrictor; a control chamber configured to receive a portion of the fluid from a location upstream of the f...
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WO/2008/110000A1 |
A apparatus for showcasing falling water images, text and other types of water effects that includes a control means, a pump means that feeds water into a elevated water display head having a plurality of nozzles that alternates at a hig...
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WO/2008/112945A1 |
A fluid sampling system for sampling the contents of a container of fluid includes an elongate hollow sampling conduit extending between a first end for withdrawing the fluid from the container and a second end for returning the fluid to...
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WO/2008/112423A1 |
The present invention provides apparatus and method for controlling mix ratio of gas supplied to a processing chamber integrated with chamber pressure. In one embodiment, an integrated controller is used to adjust mix ratio and chamber p...
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WO/2008/108762A1 |
An exhaust gas turbocharger for an internal combustion engine has a volute or spiral turbine housing and a compressor housing where a turbine rotor and a compressor impeller are connected with one another by a common shaft. The exhaust g...
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WO/2008/106266A1 |
Apparatus to regulate fluid flow is disclosed. The apparatus includes a valve member (164) deformable to distribute forces to a valve seat (168) and prevent damage to the valve member.
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WO/2008/105913A2 |
A control system or controller solar module array may be operated by (i) programmatically determining, for a given time period, a demand for an output of the solar module array by one or more energy consuming resources at the target loca...
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WO/2008/103477A2 |
The present invention is directed to processes and apparatuses for reducing the content of pollutants in a boiler system flue gas resulting from combustion of fuel. The present invention discloses improved slurry injection techniques, re...
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WO/2008/095234A1 |
A method of monitoring the effectiveness of a liquid distribution system having a body arranged to receive liquid from a supply source and at least one distribution line for receiving liquid from the body, comprising, sensing the rate at...
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WO/2008/093049A2 |
Systems and methods for managing the operational condition of flow control valves in process systems. As a control valve experiences mechanical wear during operation, the physical changes to the valve can alter its dead band and flow coe...
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WO/2008/072614A1 |
A flow rate ratio control device having a main channel (RM), branch channels (R1, R2) branched from the end of the main channel (RM), control valves (31, 32) respectively provided in the branch channels (R1, R2), flow rate measurement me...
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WO/2008/067903A1 |
The invention relates to a flow-volume regulator (1) having an elastic throttle body (5) which delimits, between itself (5) and a housing wall (6), a control gap (7) which changes under the pressure of the fluid flowing through. A charac...
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WO/2008/067912A1 |
The invention relates to a flow-volume regulator (1) having an annular throttle body (6) made of elastic material which, in the position of use, delimits, between itself and an internal and/or external regulating profile (21), a control ...
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WO/2008/069227A1 |
A testing method for testing a flow controller with high accuracy by shortening the time required for the test including the waiting time as much as possible. A flow controller (4) under test and a flow controller (5) used as a reference...
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WO/2008/070213A1 |
A mass flow controller having a feedback controller gain, comprises: a sensor configured so as to sense the flow of fluid through controller; a valve arranged so as to adjust the flow of fluid through the controller; and a processor conf...
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WO/2008/065392A1 |
A main control valve is actuated by a pilot fluid control signal between open and closed positions to supply fluid to an actuator such as a valve actuator. A stack of logic control valves is supported on the main valve- and controls the ...
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WO/2008/064683A1 |
A vortex brake for a drainage system having a vortex chamber (4) with a curved wall (3) that surrounds a vortex axis in the vortex chamber; a central outlet (6) in relation to the vortex axis; and a peripheral inlet (5) with an inlet ope...
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WO/2008/063554A2 |
A control system is disclosed for regulating the flow of a liquid from a liquid provider through a liquid distribution system. The distribution system has a major liquid distribution channel connected to a plurality of minor liquid distr...
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WO/2008/059831A1 |
This invention provides a method for supplying a treatment gas, comprising the step of producing a treatment gas polymerizable depending upon the temperature and the step of supplying the produced treatment gas to a treating apparatus (4...
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WO/2008/053839A1 |
A diagnostic mechanism of a differential pressure type mass flow controller (A) comprising a diagnostic parameter calculating section (2f) for determining by integration operation a mass flow rate integration value from the lowering pres...
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WO/2008/051829A2 |
A purging system for an arc welder is disclosed wherein the purging system comprises a control system (20), at least one automatic flow control arrangement (MFC) for a purge gas (28, 30), said flow control arrangement (WlFC) being operab...
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WO/2008/049222A1 |
An apparatus for dispensing granulated powder, such as a fine sugar or sweetener, which uses an auger driven by a gear motor. The gear motor is controlled by a control unit on the front of the dispenser, allowing a user to select the qua...
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WO/2008/042972A1 |
An apparatus for increasing the accuracy of meter factors of a flow instrument in conjunction with a prover having upstream and downstream prover detection switches and a flow computer including a computer program for correcting errors i...
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WO/2008/041390A1 |
A mass flow controller which can suppress a variation in flow rate even if pressure varies without sacrificing the speed for following up a variation in flow rate set value and can be employed even in a system generating crosstalk. The m...
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WO/2008/043093A2 |
A flow control valve (10) includes a body portion (30) including a first end, a second end (12) and an axially extending passageway (37A). A metering valve (50) is included that is axially moveable under the influence of fluid pressure f...
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WO/2008/036450A2 |
An apparatus for controlling a valve including an enclosure that defines first and second chambers, an indicator proximate the first and second chambers, an operating media distribution system that is disposed in the first chamber, and a...
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WO/2008/030454A2 |
A system and method of characterizing or controlling a flow of a fluid is provided that involves a sensor conduit and a bypass. A plurality of fluids may be utilized in the flow control device based on characteristic information of the d...
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WO/2008/025834A2 |
The invention relates to a device for adjusting the pressure and/or flow rate of a pressurized gas. The device comprises a body (1) having essentially formed therein a machined high-pressure chamber (2) towards which the pressurized gas ...
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WO/2008/022766A1 |
A device for flow control in a HVAC fluid flow system, comprising means for extracting electric power from a fluid flow is d isclosed. The device comprises an inlet for a fluid and an outlet for the fluid such that the fluid form the flu...
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WO/2008/016189A1 |
After a product (mass flow controller) is shipped, the specifications of the mass flow controller adapted to multiple types of gas in actual use and multiple flow ranges can be altered. In the initial state of the mass flow controller, c...
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WO/2008/014076A2 |
A flow verifier for verifying measurement by a fluid delivery device under test (DUT) includes a chamber configured to receive a flow of the fluid from the DUT, at least one temperature sensor to provide gas temperature in the chamber, a...
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WO/2008/006707A2 |
A selfcompensated, Adjustable fluid emitter comprising a casing externally delimiting a volume which is divided into a first chamber and into a second chamber by a fixed membrane that can be elastically deformed; an inlet communicating w...
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WO/2008/008307A2 |
A pressure regulator is provided. In one embodiment, the pressure regulator includes a housing having a supply port for receiving a pressurized medium within the housing and an outlet port for outputting the pressurized medium to a downs...
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WO/2008/007829A1 |
An apparatus for controlling a flow rate of fluid passing through a duct (10) includes a wedge (12) to produce a resistance against a flow of the fluid; pressure sensors (20-1, 20-2), to detect an inflow pressure and an outflow pressure ...
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WO/2008/004281A1 |
A combustion apparatus that first attains reduction of the amount of nitrogen oxide emitted to next to nil and reduction of the amount of carbon monoxide emitted to a tolerance level; secondly realizes energy saving through combustion at...
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WO/2008/004334A1 |
There has been a problem that it is impossible to judge the opening of a restriction mechanism downstream side valve of any conventional pressure flow control device on the basis of presence of the upstream output signal because of the s...
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WO/2008/005883A2 |
A system and method for controlling a flow of a fluid using a multi-mode control algorithm is described. One embodiment includes a method for changing the multi-mode control algorithm from a closed-loop mode to an open-loop mode. The met...
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WO/2008/000459A1 |
Disclosed is a turbo engine comprising a first process control element (5), a second process control element (8), and a test system for testing the first process control element, the first process control element and the second process c...
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WO/2008/001484A1 |
A variable flow rate ratio type gas branch/supply device to a chamber for semiconductor production equipment is reduced in size and cost sharply, and the flow rate ratio can be regulated easily with high precision. In the variable flow r...
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WO/2007/140807A1 |
The invention relates to a system for control of the pressure and/or flow-rate of a fluid in a fluid pipe (2', 2') by means of cycle valves (4, 5), which are switched between their opening and closing positions with a time delay relative...
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WO/2007/141386A1 |
The invention relates to controlling (3) a flow control valve (1), comprising measuring a flow at a suitable point of a flow process (5) and calculating a pressure drop across the valve by means of a Cv curve of the valve, a measured val...
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WO/2007/139577A1 |
A method for powering a system is described. The method includes receiving a signal that indicates availability of a primary power source to supply operating power to a plurality of computing devices, and responsive to the received signa...
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WO/2007/132128A1 |
The invention relates to a gas flow channel check valve and expansion gas flow meter and control device. The device is of the type comprising a check valve device and a seat device, moveable with respect to each other, under the effect o...
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WO/2007/131472A2 |
The invention relates to a method for air quantity regulation of a combustion system which is operated with solid fossil fuels, wherein the combustion system has a vertical combustion chamber with at least one powdered coal burner in the...
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WO/2007/129697A1 |
A valve control apparatus is provided with a stepping motor connected to a valve, and a motor control apparatus for controlling the stepping motor. The motor control apparatus is provided with a motor control section for feeding a pulse ...
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WO/2007/127897A2 |
A system and method for controlling a flow of a fluid using an adaptive closed- loop-control algorithm is described. One embodiment includes a method for receiving a set point indicator and/or a sensor indicator generated by a sensor. A ...
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WO/2007/123576A1 |
A pressure control system remotely controls pressure within one or more remote zones, each respectively connected to an enclosure through a conduit, by controlling flow of a fluid into and out of each enclosure. The pressure of the fluid...
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WO/2007/117327A2 |
A beverage dispenser (100) for dispensing a carbonated beverage from a beverage source (125) into a receptacle (150) includes a housing defining an interior volume and having a first surface proximal to the beverage source and a second s...
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