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US20140119946 Battery Backup Sump Pump Systems and Methods  
Embodiments of the invention provide battery backup sump pump (BBU) systems and methods. The BBU systems and methods can be used with a battery and an alternating current power source to charge...
US20070189905 MULTI-STAGE COMPRESSION SYSTEM AND METHOD OF OPERATING THE SAME  
A multi-stage compression system includes a plurality of centrifugal compression stages. Each stage includes an impeller and a variable speed motor coupled to the impeller. Each variable speed...
US20110305585 LUBRICANT SYSTEM  
There is proposed a lubricant system having a plurality of motor-driven pumps operating in parallel as main oil pumps, wherein even if at least one of the main oil pumps stops, the other normally...
US20120128506 MULTICHAMBER AND MOTOR PUMPS WITH SEVERAL CHAMBERS PER MOTOR PUMP  
The mechanism subject of the invention is basically a modification of the “Multichamber and motor pumps for generating ultra high pressure” where more efficiency is acquired in the space and in...
US20150086387 METHOD AND APPARATUS FOR WARMING UP A VACUUM PUMP ARRANGEMENT  
A method for warming up a vacuum pump arrangement having a booster pump and a backing pump downstream of the booster pump for evacuating a process chamber includes setting the booster pump at a...
US20130336802 CASE FLOW AUGMENTING ARRANGEMENT FOR COOLING VARIABLE SPEED ELECTRIC MOTOR-PUMPS  
Example fluid circuits (e.g., within aircrafts) include first and second pump assemblies. The first pump assembly has an electric motor and a first fluid pump. The first fluid pump is coupled to...
US20100028164 FAN FILTER UNIT  
A fan filter unit includes a plurality of fan motors, a plurality of detectors, a total controller, and a filter. Each of the fan motors includes a fan and a motor. The total controller performs a...
US20130189118 TORQUE ALLOCATING SYSTEM FOR A VARIABLE DISPLACEMENT HYDRAULIC SYSTEM  
Disclosed is a system for allocating torque, supplied in one embodiment by an engine, to multiple variable and fixed displacement pumps coupled together in a series by coupling elements...
US20150118065 PUMP UNIT  
According to one embodiment, a pump unit provided for piping which feeds a liquid at a preset unit flow rate includes (n+1) pumps and a constant flow valve. The (n+1) pumps are arranged in series...
US20150211512 SYSTEM AND METHOD FOR DRIVING MULTIPLE PUMPS ELECTRICALLY WITH A SINGLE PRIME MOVER  
A converterless motor-driven pump system includes an off-grid prime mover. The prime mover includes a rotational driveshaft that operates in response to a throttle or fuel input controller to...
US20090304522 Installation for high pressure compression with several stages  
The invention concerns an installation for high pressure compression with several stages, normally used for producing PET bottles. The inventive installation comprises a main pipe (2) emerging in...
US20140294599 PUMP MOTOR CONTROL SYSTEM FOR AUTOMATIC TRANSMISSION AND METHOD THEREOF  
A pump motor control system provides for a low-pressure hydraulic pump and a high-pressure hydraulic pump on one shaft of a pump motor. A method includes detecting information including engine...
US20100132351 INTEGRATED ENGINE WELDER AND HYDRAULIC PUMP  
An integrated welder, generator and hydraulic unit that includes a housing that at least partially contains components of a welder, generator and a hydraulic pump. An engine, an electric current...
US20100014987 Control Device for a Power Unit  
The present invention refers to a control equipment for a pressure set, said pressure set being made up of a main pump and at least one auxiliary pump, characterised in that it comprises a housing...
US20100018808 METHOD FOR CONTROLLING THE OIL SUPPLY OF AN AUTOMATIC PLANETARY TRANSMISSION  
The invention relates to a method for controlling the oil supply device of an automatic planetary transmission, comprising a main oil pump (HP), which is mechanically drivably connected to the...
US20090287357 System and Method of Constant Pressure, Variable Speed Pump Control with Local Equalization for Dissimilar Pumps  
A pump control system includes a plurality of different variable speed pumps. Each of the pumps can be operated at a different speed to equalize pump loads. A system wide proportional integral...
US20060222506 Rapidly pumping out an enclosure while limiting energy consumption  
A vacuum pumping device of the invention comprises a motor (1) driving a multi-stage dry mechanical pump (2) in which the stages (5, 6, 7, 8) are connected successively in parallel and then in...
US20090169396 COMPRESSED AIR MANUFACTURING FACILITY  
In order to provide a compressed air manufacturing facility which can increase a stability of a supply pressure while obtaining an energy saving effect, in a compressed air manufacturing facility...
US20090093915 PUMPING STATION CONFIGURATION TECHNIQUES  
In accordance with some embodiments, a pumping station controller (14) is provided for monitoring pumping station hardware such as a well level sensor (8) and pumps (10a, . . . , 10n). A user...
US20090304521 SYNCHRONOUS TORQUE BALANCE IN MULTIPLE PUMP SYSTEMS  
The present invention provides a new and unique method and apparatus for operating and running multiple pumps in a system together at a substantially synchronous torque to achieve a desired...
US20120103590 FAN CONTROL SYSTEM AND AIR CONDITIONER THAT INCLUDES THE SAME  
A fan control system includes a first fan, a second fan adjacent to the first fan, a first motor that rotates the first fan, a second motor that rotates the second fan, and a control unit. The...
US20130287594 FLUID SUPPLY DEVICE  
A fuel supply device according to the present invention comprises a first fuel pump for forcing fuel from a fuel tank to a fuel passage, a first electric motor for driving the first fuel pump, a...
US20060067835 Rotary compressor and method of operating a rotary compressor  
The invention proposes a method of operating a rotary compressor (1) with twisted rotors (10, 20) for compressing gaseous media, in which a gas-dynamic pulse is generated in the delivery chamber...
US20140037462 Dynamic Compensation of Airflow in Electronics Enclosures with Failed Fans  
An approach is provided in which a cooling manager detects a failed fan included in an electronic enclosure. The electronic enclosure includes multiple fans that each cool different component...
US20140094105 Method And System For Fluid Flow Control In A Fluid Network System  
A method of controlling fluid flow in a fluid network system by means of a plurality of fluid machines. The disclosure provides a simple empirical method of identifying network characteristics of...
US20050281678 Pumpdosimeter - system and method for automatically controlling fluid parameters in centrifugal pumps  
The Pumpdosimeter is a method and apparatus for automatically maintaining a desired fluid parameter range at the sensor of a centrifugal pump system to decrease damage to the pump, and includes...
US20100143155 Piston Pump Having A Force Sensor And A Method For Controlling Said Pump  
The present invention relates to a piston pump for generating a delivery flow, which is substantially free of pulsation, in particular to a dual piston pump, and to a method for controlling such a...
US20130287593 TRANSMISSION FLUID EXCHANGE MACHINE  
A machine for replacing used transmission fluid in a vehicle with new transmission fluid includes a frame having a housing. The machine includes a pair of service hoses that extend from the...
US20130156604 HYDRAULIC PRESSURE PRODUCING SYSTEM FOR AUTOMATIC TRANSMISSION AND CONTROL METHOD THEREOF  
A hydraulic pressure producing system for an automatic transmission, and a control method thereof may include a first hydraulic pump adapted to generate hydraulic pressure for shifting, a second...
US20100232980 Air Compressor  
An air compressor 20, for enabling to restart a fan motor when an inverter trip generates within an inverter control of the fan motor, as well as, to continue supplying of compressed air...
US20070128046 System and method for control of fluid pressure  
Embodiments of the present invention are related to a pumping system that accurately dispenses fluid using a multiple stage (“multi-stage”) pump. More particularly, embodiments of the present...
US20080019842 System and method for controlling compressor flow  
A system for controlling air flow comprises an inlet, a first compressor, a first pressure sensor, a second pressure sensor, a first temperature sensor, and a first controller. The inlet is...
US20090004024 MULTI-CHANNEL CONTROLLER  
One aspect of the present invention provides a multi-channel controller that can control a plurality of fuel pump devices, with each fuel pump device having its own dedicated communications...
US20070128047 System and method for monitoring operation of a pump  
Systems and methods for monitoring operation of a pump, including verifying operation or actions of a pump, are disclosed. A baseline profile for one or more parameters of a pump may be...
US20060228221 Apparatus for controlling operation of compressors  
An apparatus for controlling an operation of compressors includes a single microcomputer for calculating stroke estimate values of multiple compressors based on voltage and current values applied...
US20120263605 COMPRESSION METHOD AND AIR SEPARATION  
A compression method, a multistage compression system and an air separation method and plant in which a gas is compressed in a series of compression stages to produce a compressed gas and each of...
US20130192294 APPARATUS AND METHOD FOR CONTROLLING COMPRESSOR, AND REFRIGERATOR HAVING THE SAME  
A compressor control apparatus and method, and a refrigerator including the same, are provided. In a refrigerator having two compressors, starting of two compressors may be staggered to reduce an...
US20140161627 SYSTEM AND METHOD FOR CONTROLLING MOTION PROFILE OF PISTONS  
A method includes driving a fluid pumping unit having a plurality of pumping cylinders via a plurality of hydraulic cylinders respectively of a hydraulic power unit. The method further includes...
US20130216397 MODULAR FAN HOUSING WITH MULTIPLE MODULAR UNITS HAVING SOUND ATTENUATION FOR A FAN ARRAY FOR AN AIR-HANDLING SYSTEM  
A modular fan housing configured to hold an array of motors and fans is provided. The modular fan housing is configured for use in an air-handling system that delivers air to a ventilation system...
US20130287592 COMPRESSED GAS SUPPLY UNIT  
A compressed gas supply unit has scroll compressors. Gas discharged from the scroll compressors travels through a main supply passage and is reserved in a reservoir tank, after which the gas is...
US20120288375 FAN CONTROL SYSTEM  
A fan control system includes first and second fan control units. Each fan control unit includes a connector, a delay circuit, a switch unit, and a control circuit. Each connector is connected to...
US20140178208 SYSTEM FOR GATHERING GAS FROM A GAS FIELD COMPRISING A HIGH EFFICIENT HIGH PRESSURE COMPRESSOR  
A system includes a high pressure compressor having a gas input and a gas output. The gas input is coupleable to a gas field for receiving a gathered gas with a first gas pressure, and the gas...
US20130230409 ENVIRONMENTAL CONTROL SYSTEM HAVING PARALLEL COMPRESSORS AND METHOD OF CONTROLLABLY OPERATING  
An environmental control system having parallel compressors includes a first compressor driven by a first motor, the first compressor being operable for fluidly directing a first flow at a first...
US20100178174 COMPRESSOR SYSTEM  
A compressor system includes a lead compressor operable to produce a flow of compressed fluid at a first output and a lag compressor operable to produce a flow of compressed fluid at a second...
US20110269583 HYDRAULIC CONTROL APPARATUS AND HYDRAULIC CONTROL METHOD  
If it is determined that a malfunction has occurred in an electrical hydraulic pump and the hydraulic fluid is not supplied to a high hydraulic pressure supplied portion from the electrical...
US20150104328 SUBSEA PUMPING APPARATUSES AND RELATED METHODS  
This disclosure includes subsea pumping apparatuses and related methods. Some apparatuses include one or more subsea pumps, each having an inlet and an outlet, and one or more motors, each...
US20100296945 FAN CONTROL APPARATUS AND FAN CONTROL METHOD  
A fan controlling apparatus for controlling a plurality of fans which are tandemly arranged in ventilation direction of a chamber to control a temperature of a hot generating object placed in the...
US20170184110 FLUID CONDITIONING MODULE  
A fluid conditioning module having a fluid inlet and a fluid outlet is provided. The fluid conditioning module includes a first pump element, a second pump element, a pressure regulator, a...
US20170159665 MULTISTAGE TURBOMACHINE WITH EMBEDDED ELECTRIC MOTORS  
A multistage turbomachine is disclosed, comprising a casing with a fluid inlet and a fluid outlet and a plurality of stages arranged in the casing. A flow path extends from the fluid inlet to the...
US20170096327 SOLAR FUELING STATION  
A pumping system and a pumping method implemented with the pumping system. The pumping system comprises a solar panel performing a photovoltaic conversion based on an insolation level including a...

Matches 1 - 50 out of 54 1 2 >