Jürgen Kelnhofer - Jork, DE Thomas Scherer - Hamburg, DE Steffen Kalsow - Hamburg, DE Alvy Biccum - East Longmeadow MA, US John Maljanian - Farmington CT, US David Leenhouts - Burlington CT, US Walter S. Hojnowski - Somers CT, US
Assignee:
Airbus Operations GmbH Hamilton Sundstrand Corporation - Windsor Locks CT
International Classification:
H02P 1/00
US Classification:
318268, 318432, 318599
Abstract:
The present invention relates to a circuit for detecting a functional status of an electro-motor. Typical electro-motors need additional components to identify the functional status of the motor. This means additional weight for such motors determining the functional status. According to the present invention, a circuit is provided using a part of a motor as a sensor for detecting the functional status of the electro-motor.
Distributed Electronic Control For Air Conditionioning System
Eric Rohrbach - Lebanon CT, US John Maljanian - Farmington CT, US
International Classification:
F28B009/00 F25B007/00
US Classification:
062/175000, 062/172000
Abstract:
An electronic control for an air conditioning system is provided. The system includes first and second air conditioning packs located in the air craft remote from one another. Each pack includes a pack controller in the same location as the pack. The pack controllers produce operating instruction signals to the packs for instructing the packs to produce conditioned air in response to a reference signal. A supervisory controller is centrally located in aircraft, preferably in the electronics equipment bay, and is connected to each of the pack controllers. The supervisory controller produces the reference signal to the pack controllers. In addition to controlling the operation of the packs, the pack controllers preferably include prognostics for monitoring the packs and diagnosing problems. The distributed electronic controllers of the present invention utilized for the packs may similarly be applied to the zone trim system and the engine air bleed valves.
Counter Electro-Motoric Force Base Functional Status Detection Of An Electro-Motor
Jurgen Kelnhofer - Jork, DE Thomas Scherer - Hamburg, DE Steffen Kalsow - Hamburg, DE Alvy Biccum - East Longmeadow MA, US John Maljanian - Farmington CT, US David Leenhouts - Burlington CT, US
Assignee:
Airbus Deutschland GmbH - Hamburg Hamilton Sundstrand Corporation - Windsor Locks CT
International Classification:
H02P 8/34 G05F 1/00
US Classification:
318678, 318685
Abstract:
The present invention relates to a circuit for detecting a functional status of an electro-motor. Typical electro-motors need additional components to identify the functional status of the motor. This means additional weight for such motors determining the functional status. According to the present invention a circuit is provided using a part of a motor as a sensor for detecting the functional status of the electro-motor.
Reconfigurable Control Architecture For Programmable Logic Devices
- Charlotte NC, US John M. Maljanian - Farmington CT, US Michael T. Runde - East Windsor CT, US
International Classification:
G05B 19/045
Abstract:
Provided are embodiments including a system and method for operating a reconfigurable control architecture for programmable logic devices. Some embodiments include a storage medium that is coupled to a programmable logic device and a dispatch mechanism that is operably coupled to the programmable logic device. In embodiments, the dispatch mechanism is configured is receive an object, select one or more constructs of the programmable logic device based on the object, schedule one or more inputs and outputs for each of the selected constructs based on the object, and execute a system level operation indicated by the object based on the schedule.
- Charlotte NC, US Patrick Yung - South Windsor CT, US John M. Maljanian - Farmington CT, US Jeffry K. Kamenetz - Windsor CT, US Mark Vignali - Northfield CT, US John A. Schwemmer - Ellington CT, US
International Classification:
F02C 9/18 B64D 13/06 F02M 26/47
Abstract:
A system includes a venturi duct, a first delta P sensor, a second delta P sensor, and an ECS controller. The venturi duct is configured to receive a first bleed air flow or a second bleed air flow. The first and second delta P sensors are configured to sense a first and second pressure difference between a first point and a second point of the venturi duct. The first and second delta P sensors are configured to sense pressure difference over different pressure ranges. The ECS controller is configured determine a flow rate of an ECS air flow based upon the first pressure and/or second sensed pressure differences.
Aircraft Environmental Control System Including Valve Built-In-Test Without Position Feedback
- Charlotte NC, US James Joyce - Bristol CT, US Erin G. Kline - Vernon CT, US John M. Maljanian - Farmington CT, US Jay H. Hartman - Willington CT, US
International Classification:
F16K 37/00 B64D 13/08 B64D 13/04 B64D 45/00
Abstract:
An aircraft environmental control system (ECS) includes a first valve that is adjustable between a plurality of first positions to open or shut-off a bleed air flow that flows from an inlet of the first valve to an outlet of the first valve. A second valve includes an inlet in fluid communication with the first valve outlet, and is adjustable between a plurality of second positions to throttle the bleed air that flows from the inlet of the second valve to an outlet of the second valve. A valve position sensor outputs a position signal indicating a measured position among the plurality of second positions. A controller is in signal communication with the valve position sensor. The controller is configured to determine a primary effective area of the second valve based on the measured position, and to diagnose operation of the first valve based on the primary effective area.
Bleed Valve Module With Position Feedback And Cooling Shroud
- Charlotte NC, US John M. Maljanian - Farmington CT, US Gregory L. DeFrancesco - Simsbury CT, US
International Classification:
F02C 6/08 B64D 13/08
Abstract:
A bleed valve control system for mounting to a support structure adjacent to a fan air plenum within an aircraft includes a bleed valve module, a pneumatic valve controller, and a fan air duct. The bleed valve module includes a pipe, a plurality of bleed valves connected to the pipe, and a plurality of pneumatic actuators connected to the bleed valves. The pneumatic valve controller includes a plurality of electrical control elements and a cooling shroud. The cooling shroud is attached to the pipe and at least partially surrounds the plurality of electrical control elements. The fan air duct connects the cooling shroud to the fan air plenum such that fan air flows through the cooling shroud to cool the plurality of electrical control elements.
Three Wheel And Simple Cycle Aircraft Environmental Control System
- Charlotte NC, US Jeffrey Ernst - Wethersfield CT, US John M. Maljanian - Farmington CT, US Gregory L. DeFrancesco - Simsbury CT, US Thomas M. Zywiak - Southwick MA, US
International Classification:
B64D 13/08
Abstract:
An environmental control system of an aircraft includes a ram air circuit including a ram air shell having a plurality of heat exchangers positioned therein, the plurality of heat exchangers including a first heat exchanger, a second heat exchanger, and a third heat exchanger. The ram air circuit is configured and arranged so that a first medium received at the first heat exchanger passes through the first heat exchanger and then through the third heat exchanger and so that a second medium received at the second heat exchanger passes through the second heat exchanger. A compressing device is arranged in fluid communication with the ram air circuit.
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