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Pressor patents

      

This page is updated frequently with new Pressor-related patent applications.




 System and  digital signal processing patent thumbnailSystem and digital signal processing
A system and method for digital processing including a gain element to process an input audio signal, a high pass filter to then filter the signal and create a high pass signal, a first filter module to filter the high pass signal and create a first filtered signal and a splitter to split the high pass signal into two high pass signals. The first filter module filters one high pass signals before a first compressor modulates the signal or a high pass signal to create a modulated signal.

 Data processing system for transmitting compressed multimedia data over camera interface patent thumbnailData processing system for transmitting compressed multimedia data over camera interface
A data processing apparatus has a camera sensor, a camera buffer, a compressor, and an output interface. The camera sensor generates an input multimedia data.
Mediatek Inc.


 Stator can for improved rotordynamic stability patent thumbnailStator can for improved rotordynamic stability
A stator can for an electric motor of a motor-compressor is provided. The stator can may include an annular body configured to be disposed radially outward of a rotor of the electric motor.
Dresser-rand Company


 Rotor of electric motor for compressor patent thumbnailRotor of electric motor for compressor
At least three axis direction through-holes arranged at equal intervals in the circumferential direction are provided in a rotor laminated steel plate and a rotor end plate. The rotor laminated steel plate and the rotor end plate are fixed with three rivets for passing through the axis direction through-holes.
Fujitsu General Limited


 Dual-shaft gas turbine power generation system, and control device and control  gas turbine system patent thumbnailDual-shaft gas turbine power generation system, and control device and control gas turbine system
The dual-shaft gas turbine power generation system includes: a high-pressure gas turbine; a first rotating shaft connecting a compressor and the high-pressure gas turbine; an electric motor connected to the first rotating shaft; a governor which adjusts the amount of air taken into the compressor; a low-pressure gas turbine; a second rotating shaft connected to the low-pressure gas turbine; a synchronous power generator connected to the second rotating shaft; a frequency converter which converts the frequency of power transmitted between the synchronous power generator and the electric motor; and a control device which controls a frequency converter control device for controlling the frequency converter, and the governor, on the basis of a power output command value indicating the power to be outputted to an external grid.. .
Hitachi, Ltd.


 Bipolar plate for low pressure feed electrode operation patent thumbnailBipolar plate for low pressure feed electrode operation
A bipolar plate having side ports is described for use with an electrochemical cell. A side port having a high aspect ratio will have an effect on the partial pressure of the reactant gasses and prevent high pressure drop of the working fluid transport to the electrodes.
Xergy Inc.


 Image processing device and image processing method patent thumbnailImage processing device and image processing method
An image processing device includes a determiner, a selector, and a compressor. The determiner determines the type of an image.
Samsung Display Co., Ltd.


 Method for detecting carcinogenesis in the uterine cervix patent thumbnailMethod for detecting carcinogenesis in the uterine cervix
The invention concerns some methods for diagnosing cancer of the uterine cervix (or extra-uterine) which integrate or surrogate the field of action of cytology with that of molecular biology, and provide a system for diagnosis, prognosis and management of hpv-induced cervical lesions (or extra-uterine) which exploit, in particular, the analytical methods of western blot and sandwich elisa in order to detect those cases where the transformation towards a neoplastic lesion has become irreversible. The methods consist in detecting, in samples of cells taken from the squamous-columnar junction of the uterine cervix of a patient under examination, the proteins encoded by viral oncogenes e6 and e7 and those encoded by the tumor suppressor genes of the host cell p53 and prb, and in detecting by western blot and/or by sandwich elisa the possible interaction between proteins e6 and p53, and between proteins e7 and prb, as an index of irreversible transformation towards a neoplastic lesion..

 Small caliber suppressor patent thumbnailSmall caliber suppressor
A sound suppressor for a firearm includes a plurality of segments attached end to end to form a container having an entrance orifice and an exit orifices defining a firing axis. Baffles are positioned in some of the segments.
Silencerco, Llc


 Refrigerating and air-conditioning apparatus patent thumbnailRefrigerating and air-conditioning apparatus
Provided are a refrigeration cycle that is formed by connecting a compressor, a condenser, expansion means, and an evaporator and that performs cooling operation; an evaporator heating device that heats the evaporator; a drain pan that receives drain-water from the evaporator and drains the drain-water; a drain-pan heating device that heats the drain pan; frost detecting means including a light-emitting element that emits light to the evaporator and a light-receiving element that receives reflected light from the evaporator and outputs a voltage according to the reflected light; and a control device that controls on-off operation of the evaporator heating device and the drain-pan heating device. The control device determines a frosting condition on the evaporator from an output of the frost detecting means and individually controls the evaporator heating device and the drain-pan heating device in accordance with the determination result..
Mitsubishi Electric Corporation


Refrigeration apparatus

Refrigeration apparatus r that includes a refrigerant circuit composed of compression section 11, gas cooler 28, electric expansion valve 39, and evaporator 41 includes: electric expansion valve 33; tank 36; split heat exchanger 29; electric expansion valve 43; electric expansion valves 47 and 71; auxiliary circuit 48, main circuit 38, and control apparatus 57, in which control apparatus 57 regulates the gas cooler outlet temperature based on outside air temperature when the outside air temperature is higher than a specified temperature, and regulates the gas cooler outlet temperature based on saturation temperature st of saturated liquid of the refrigerant after the refrigerant flows out of compressor 11 but before flows into electric expansion valve 33, when the outside air temperature is lower than the specified temperature.. .
Panasonic Intellectual Property Management Co., Ltd.

Commercial refrigerator with energy saving mode

The method collects temperature data from a sensor and temperature data from another sensor within an air chamber; compares the data from one sensor to the data from the other sensor to obtain a temperature value and calculates the stability of the data from the comparison; averages said data such that the temperature obtained is presumed as very close to the temperature of the products within the inner part of a chamber; de-energize a compressor by means of an electronic control.. .

Cooling system with low temperature load

A system includes a temperature sensor, a pressure sensor, and a controller. The temperature sensor measures a temperature of a refrigerant at a compressor.
Heatcraft Refrigeration Products Llc

Fault detection and diagnosis for refrigerator from compressor sensor

A refrigerator, a sealed refrigerant system, and method are provided where the refrigerator includes at least a refrigerated compartment and a sealed refrigerant system including an evaporator, a compressor, a condenser, a controller, an evaporator fan, and a condenser fan. The method includes monitoring a frequency of the compressor, and identifying a fault condition in the at least one component of the refrigerant sealed system in response to the compressor frequency.
Whirlpool Corporation

Surged heat pump systems and methods of defrosting an evaporator

Surged heat pump systems, devices, and methods are disclosed having refrigerant phase separators that generate at least one surge of vapor phase refrigerant into the inlet of an evaporator during an on cycle of the compressor. This surge of vapor phase refrigerant, having a higher temperature than the liquid phase refrigerant, increases the temperature of the evaporator inlet, thus reducing frost build up in relation to conventional refrigeration systems lacking a surged input of vapor phase refrigerant to the evaporator.

Refrigeration cycle device

A refrigeration cycle apparatus includes a refrigeration cycle in which a compressor, a heat source-side heat exchanger, an expansion device, and a load-side heat exchanger are connected by refrigerant pipes to circulate refrigerant. The refrigerant is a single-component refrigerant composed of 1,1,2-trifluoroethylene or a refrigerant mixture containing 1,1,2-trifluoroethylene.
Asahi Glass Company, Limited

Cooler and modular refrigeration unit therefor

A cooler cabinet separated into an upper compartment and a lower compartment by a divider panel having a supply air opening and a return air opening therethrough, a modular refrigeration unit insertable into the lower compartment, and a gasket assembly coupled to the divider panel in registration with the supply air opening and the return air opening to provide a mechanical sealing contact with the modular refrigeration unit. The modular refrigeration unit includes an evaporator assembly, a condenser located forward of the evaporator assembly, and a compressor located between the evaporator assembly and the condenser.
Royal Vendors, Inc.

Equalization system of compressors pressure, equalization pressure method and system operation in cooling hermetic compressors

The present invention describes a valve mechanism for refrigerating machines compressors. More specifically, the valve mechanism operates to allow the equalization of pressure between the compression chamber of a reciprocating compressor and the discharge volume of the same compressor.
Whirlpool S.a.

Air conditioner

An air conditioner operable even in a low-load cooling or heating mode is provided. The air conditioner may include a compressor that compresses a refrigerant, a main outdoor heat exchanger that condenses the refrigerant in a cooling mode and that evaporates the refrigerant in a heating mode, an indoor heat exchanger that evaporates the refrigerant in the cooling mode while condensing the refrigerant in the heating mode, a switch that guides the refrigerant discharged from the compressor to the main outdoor heat exchanger in the cooling mode and that guides the refrigerant discharged from the compressor to the indoor heat exchanger in the heating mode, and a sub outdoor heat exchanger that evaporates a portion of the refrigerant condensed in the main outdoor heat exchanger in a low-load cooling mode and that condenses a portion of the refrigerant discharged from the compressor in a low-load heating mode..
Lg Electronics Inc.

Refrigeration apparatus

Refrigeration apparatus r that includes a refrigerant circuit composed of compressor 11, gas cooler 28, electric expansion valve 39, and evaporator 41 includes: electric expansion valve 33; tank 36; split heat exchanger 29; electric expansion valve 43; electric expansion valve 47; auxiliary circuit 48; main circuit 38; low-pressure sensor 51; and control apparatus 57, in which control apparatus 57 regulates the pressure of the refrigerant after the refrigerant flows out of tank 36 but before flows into electric expansion valve 39 to be a first constant pressure when the pressure detected by low-pressure sensor 51 is smaller than a specified pressure, and regulates the pressure of the refrigerant to be a second constant pressure smaller than the first constant pressure when the pressure detected by low-pressure sensor 51 is larger than the specified pressure.. .
Panasonic Intellectual Property Management Co., Ltd.

Cooling system with low temperature load

A system includes a flash tank, a load, a first compressor, a second compressor, and a liquid injection line. The flash tank stores a refrigerant.
Heatcraft Refrigeration Products Llc

Cooling apparatus, light source apparatus including cooling apparatus, and projection-type image display apparatus including light source apparatus

A cooling apparatus includes: a refrigerant circuit in which a compressor, a condenser, an expansion valve and an evaporator are circularly connected sequentially, via a pipe, and a refrigerant circulates; and a heater provided to the refrigerant circuit, in which the evaporator is thermally connected to an exothermic element.. .
Mitsubishi Electric Corporation

Turbocharger compressor noise reduction system and method

Methods and systems are provided for a compressor of a turbocharger of an engine. In one example, a compressor may include a flow passage and a resonance chamber surrounding the flow passage, with the flow passage fluidly coupled with the resonance chamber by a recirculation passage, a bleed passage, and a plurality of apertures positioned between the recirculation passage and the bleed passage.
Ford Global Technologies, Llc

Compressor wheel-shaft assembly

A turbocharger (1) includes a compressor wheel (50) disposed in a compressor housing (12), a turbine wheel (40) disposed in a turbine housing (11), and a shaft (60) that connects the compressor wheel (50) to the turbine wheel (40). The shaft (60) includes a journal portion (63) that adjoins one end and supports journal bearings (7a, 7b), a thrust portion (64) that adjoins the journal portion (63) that supports a thrust bearing (20), a connection portion (66) that adjoins the thrust portion (64) that has surface features (72) formed on an outer surface thereof, and a guide portion (69) that adjoins the connection portion (66).
Borgwarner Inc.

Compressor variable vane assembly

A variable vane assembly for a gas turbine engine compressor and method of manufacturing same is described. A plurality of projections on the inner and/or outer shroud protrude into the annular gas path, each projection being at least partially circumferentially disposed between two variable vanes and located adjacent the overhang portion thereof.
Pratt & Whitney Canada Corp.

Gas turbine engine blade platform modification

A gas turbine engine compressor blade includes an airfoil and a root section connected to a blade platform therebetween and an at least partially curved cropped corner of the blade platform. The corner shape and size may avoid resonance of blade during engine operation.
General Electric Company

Counter-rotating compressor

A compressor is described which includes a non-axial first rotor, and a second rotor disposed immediately downstream from the first rotor and being co-axial therewith about a longitudinal axis of rotation. The second rotor rotates in a direction opposite the non-axial first rotor to discharge fluid flow into an uninterrupted passage between an outlet of the second rotor and one of a downstream combustor or a further compression stage.

Compressor

A compressor includes: an impeller including a hub and a plurality of blades disposed on an outer surface of the hub; and a housing which houses the impeller. The housing includes: a shroud section facing the outer surface of the hub to form a fluid flow path between the shroud section and the outer surface, and surrounding the impeller; and a casing section formed integrally with the shroud section and supporting the shroud section.
Mitsubishi Heavy Industries, Ltd.

Method for identifying the surge limit of a compressor

A method for identifying a surge limit of a compressor. The compressor is driven at least by an electric motor, the power of which is regulated by means of a regulation device.
Borgwarner Inc.

Control centrifugal compressor

This disclosure relates to a control system and method for the centrifugal compressor. The system, for example, includes a controller configured command an adjustment of at least one of (1) a flow regulator and (2) a speed of a shaft in order to provide safe, efficient compressor operation.
Danfoss A/s

Method and system for operating a back-to-back compressor with a side stream

The compressor system comprises a compressor having first compressor stage and a second compressor stage in a back-to-back arrangement. A first gas flow is provided at the suction side of the compressor.
Nuovo Pignone Srl

Gas turbine compressor stage

σ>−1.33×arax+5.16.. .

Rotary compressor

On a plane orthogonal to the rotation shaft, an upper muffler chamber has a plurality of flared portions that are flared from a center of a rotation shaft toward between penetrating bolts and a plurality of small-diameter portions that connect between the flared portions, are apart from penetrating bolts, and are formed on a center side of the rotation shaft from the penetrating bolts. A muffler outlet is provided in each flared portion.
Fujitsu General Limited

Compressor device and a cooler thereby used

A compressor device with at least two compressor elements connected in series and at least two coolers of which there at least two split coolers that are split in separate successive stages, respectively a hot stage and a cold stage, that are connected together in one or more separate cooling circuits such that the compressed gas is cooled sufficiently between the compressor elements with a minimum coolant flow rate to keep the temperature of the cooled gas at the outlet of each cooler below a maximum permissible value and thereby to realise a desired temperature increase of the coolant in at least one of the aforementioned cooling circuits.. .
Atlas Copco Airpower, Naamloze Vennootschap

A scroll compressor

The scroll compressor (1) includes an orbiting scroll arrangement (7), and a drive shaft (18) configured to drive the orbiting scroll arrangement (7) in an orbital movement, the drive shaft (18) including a lubrication channel (32) and a first lubrication hole (35) fluidly connected to the lubrication channel (32) and emerging in an outer wall of the drive shaft (18). The scroll compressor (1) further includes a first and a second bearings (38, 39) axially offset along a rotation axis of the drive shaft (18) and each configured to engage the drive shaft (18).
Danfoss Commercial Compressors

Screw compressor

A screw compressor includes compressor bodies, a motor disposed in a side of the compressor bodies, a gear box coupled to the compressor bodies and transmitting the drive force of the motor to a screw rotor, and a tubular coupling casing coupling the gear box and the motor and having horizontal axis. The coupling casing has a work hole in the horizontal direction.
Kabushiki Kaisha Kobe Seiko Sho (kobe Steel, Ltd.)

Compressor piston shape to reduce clearance volume

A piston assembly for reducing clearance volume in a reciprocating compressor for compensating for piston tilt and improving the volumetric efficiency of the compressor includes a piston located within a piston cylinder, the piston having a first end and a second end, a wrist pin associated with the first end of the piston, and a cylinder head/valve assembly associated with the second end of the piston, wherein at least a portion of the second end of the piston includes an angled portion. The piston having the angled portion can be used with oil free cylinders and trunk type pistons.
Westinghouse Air Brake Technologies Corporation

Gas turbine combustion control device and combustion control method and program therefor

A combustion control device (50) is installed in a gas turbine including a compressor (2), combustors (3), a turbine (4), a bleed air pipe (12) through which bleed air is returned to an inlet of an air intake facility (7), and an air bleed valve (22) that regulates the amount of bleed air extracted. The combustion control device (50) includes: a fuel distribution setting unit (70) that sets a turbine inlet temperature or a turbine inlet temperature-equivalent control variable on the basis of input data, and sets fuel distribution ratios on the basis of the turbine inlet temperature or the turbine inlet temperature-equivalent control variable; and a fuel valve opening setting section (81) that sets the valve openings of fuel regulating valves.
Mitsubishi Hitachi Power Systems, Ltd.

Ejector based external bleed system for a gas turbine engine

A method and system for providing a cooling flow from a compressor to a turbine in a gas turbine engine. First, second and third cooling air flows are provided from the compressor through respective ejectors as external bleed air flows to stages of the turbine.
Siemens Energy, Inc.

Gas turbine plant and improving existing gas turbine plant

A gas turbine plant comprises: a gas turbine having a compressor configured to compress air, a combustor configured to mix compressed air compressed by the compressor with fuel to generate combustion gas, a turbine connected to the compressor and configured to acquire rotary power by the combustion gas, and an air bleeding piping configured to supply the compressed air bled off from the compressor to the turbine as cooling air; and an auxiliary compressed air supply apparatus having a separately placed compressor different from the compressor, a motor configured to rotate the separately placed compressor, and an auxiliary compressed air piping configured to connect the separately placed compressor to the air bleeding piping to supply auxiliary compressed air compressed by the separately placed compressor to the air bleeding piping. The gas turbine further includes a cooling apparatus connected to the air bleeding piping and configured to cool down the cooling air..
Mitsubishi Hitachi Power Systems, Ltd.

Turbocharger having a waste-gate valve

A turbocharger includes a waste gate valve, a compressor, a turbine, a turbine housing which houses the turbine, a bypass channel which bypasses the turbine, a bypass channel section arranged in the turbine housing, an actuator housing which has a separate coolant channel, an electric motor arranged in the actuator housing, a transmission which has an output shaft, a control body coupled to the output shaft, and an actuator cover. The transmission is arranged in the actuator housing.
Pierburg Gmbh

Systems and harvesting energy from a turbocharger wastegate

A system includes a turbocharger, a wastegate, and one or more thermoelectric generators. The turbocharger includes a turbine and a compressor, and is configured to be coupled to an internal combustion engine.
General Electric Company

Balancing a turbocharger

A method of balancing turbocharger rotating assembly (50) includes installing a shaft-and-turbine wheel sub-assembly (40) into a ball bearing cartridge (20) within a bearing housing (8) of a turbocharger (1), connecting a compressor wheel (5) to the shaft (6), and testing the balance of the turbocharger rotating assembly (50) while the turbocharger rotating assembly (50) is installed within the bearing housing (8) of the turbocharger (1). Based on the results of the balance testing, material is removed from the turbine wheel (4) while the shaft-and-turbine wheel sub-assembly (40) is installed within the bearing housing (8) of the turbocharger (1).
Borgwarner Inc.

Controlled pneumatic well pumping system, and optimizing pump stroke speed

A closed loop pneumatic pumping system is provided. The system uses a gas compressor and a high pressure gas tank to exert pneumatic pressure against a reciprocating piston over a wellbore.
Encline Artificial Lift Technologies Llc





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This listing is a sample listing of patent applications related to Pressor for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Pressor with additional patents listed. Browse our RSS directory or Search for other possible listings.


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