Matches 1 - 19 out of 19


Match Document Document Title
US20140345372 MANAGING FLUIDIC CONNECTIONS TO MICROFLUIDIC DEVICES  
A system (e.g., a chromatography system) includes a rotor, a microfluidic device, a rotor driver, a clamping mechanism, and control electronics. The rotor defines a plurality of first...
US20150300358 Flow Control  
A pumping system for moving water of a swimming pool includes a water pump and a variable speed motor. The pumping system further includes means for determining a first motor speed of the motor,...
US20150204322 PUMP SYSTEM HAVING SPEED-BASED CONTROL  
A pump system is disclosed. The pump system may have a power source, a pump, and a torque converter configured to fluidly couple an output rotation of the power source to an input rotation of the...
US20080095638 Controller for a motor and a method of controlling the motor  
A pumping apparatus for a jetted-fluid system includes a pump having an inlet connectable to the drain, and an outlet connectable to the return. The pump is adapted to receive the fluid from the...
US20070253831 Method and apparatus for maintaining air characteristics in an air ventilated facility using fan filter units  
A system for maintaining at least one air characteristic in an air ventilated facility using at least one fan filter unit, the system comprising at least one sensor for sensing the at least one...
US20060120877 Electronic trim for a variable delivery pump in a hydraulic system for an engine  
Electronically controlled variable delivery pumps produce output based upon a control signal generated by an electronic control module. The electronic control module includes programming that...
US20060067833 Integral add heat and surge control valve for compressor  
A compressed air system includes a compressor having an inlet and an outlet. A duct fluidly connects the outlet to the inlet and has a valve arranged in the duct. A controller communicates with...
US20100135824 Process for Peristaltic Pump Control  
A peristaltic pump is provided comprising squeezing elements moved by at least one actuator, which squeezing elements act on a tube in which a medium is conveyed, with the squeezing elements...
US20050058548 Method of controlling fluid flow  
According to various aspects of embodiments of the invention, the actual flow rate produced by a metering pump is continuously measured using a positive displacement flow meter. Based on the flow...
US20090304523 Regulator device and method for operating a regulator device  
The invention relates to a regulator device, preferably as a component of a hydraulic circuit, in particular for regulating fluid-bearing units or units that are driven using a fluid, such as...
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...
US20160174531 Aquaculture Pump System and Method  
Embodiments of the invention provide a constant flow variable speed pump for use in a recirculating aquaculture application. The pump includes a housing with an inlet and an outlet, an impeller...
US20130108475 Actuator-Driven Pinch Pump  
An actuator-driven pump having a resilient chamber and a plurality of smart material actuators arranged such that activation of each smart material actuator will cause the smart material actuator...
US20050180857 Fluid circulation pump for heating and conditioning systems and the like  
The present invention relates to a method for measuring a parameter characteristic of a heating and/or conditioning system (1) equipped with a primary hydraulic circuit (6) and a secondary...
US20070264131 Variable displacement compressor  
A variable displacement compressor comprises a flange, a movable body, and a detection sensor. The flange is joined to a housing and forms a flange passage for connecting a refrigerant passage and...
US20110158821 HYDRAULIC CIRCUIT AND METHOD FOR CONTROLLING THE SAME  
A hydraulic circuit includes a pump driven by a motor, an inverter for controlling the motor, and an accumulator. The inverter controls rotational speed of the motor such that the pump always...
US20160032935 SYSTEM AND APPARATUS FOR COMPRESSING AND COOLING AN INCOMING FEED AIR STREAM IN A CRYOGENIC AIR SEPARATION PLANT  
A system and apparatus for compression of an incoming feed air stream using at least two variable speed compressor drive assemblies controlled in tandem is provided. The first variable speed...
US20160032934 METHOD FOR COMPRESSING AN INCOMING FEED AIR STREAM IN A CRYOGENIC AIR SEPARATION PLANT  
A method for compression of an incoming feed air stream using at least two variable speed compressor drive assemblies controlled in tandem is provided. The first variable speed driver assembly...
US20050287009 Metered quantity transfer device  
It is an object of the present invention to provide a metering delivery device that is capable of keeping the fluid discharge rate at a predetermined level for a long time by using a metering pump...

Matches 1 - 19 out of 19