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Match Document Document Title
7369932 System and method for turbine engine fault detection using discrete event system modeling  
A system and method is provided for fault detection in a turbine engine. The fault detection system and method uses discrete event system modeling to provide improved fault diagnosis and prognosis....
7231282 Device and method for a functional test of one wind turbine generator plant  
A method for a functional test of a wind turbine generator plant which comprises the following procedural steps: a control unit for the wind turbine generator plant reads in actual values from at...
7219507 Configurable, nonlinear fan control for system-optimized autonomous cooling  
Disclosed herein are methods and systems for controlling fan speed by approximating a nonlinear temperature control function activated within a given temperature control range. The temperature...
7099800 Method and a computer for handling operational data of wind power plants  
Example embodiments of the present invention relate to a method for collecting data from a wind turbine plant, where data are collected regularly. The collected data made can be stored, where...
7092795 Turbine apparatus and governor for turbine  
In a turbine apparatus comprising a runner rotatable to be rotationally driven by a water, a gain of a derivative calculation element generating a derivative component of a control signal for...
7072744 Turbine apparatus and governor for turbine  
In a turbine apparatus comprising a runner rotatable to be rotationally driven by a water, a gain of a derivative calculation element generating a derivative component of a control signal for...
7065471 Method and system for diagnosing state of gas turbine  
An operation monitoring unit 11 for acquiring process data from sensors 10 installed to a gas turbine and operation information of the gas turbine; communication units 12, 14 for transmitting...
6999840 Vacuum pump  
A vacuum pump ( 10 ) includes a control device ( 20 ) for processing operational data and operational instructions. Further, the vacuum pump ( 10 ) includes a touch screen ( 40 ) serving as display...
6909942 Method for power distribution system components identification, characterization and rating  
A method for operating a power distribution system is provided. The power distribution system includes a plurality of components, and at least one node electronics unit coupled to at least one...
6834226 Multiple control loop acceleration of turboalternator after reaching self-sustaining speed previous to reaching synchronous speed  
A method of operating a turboalternator when the turbine engine speed is between synchronous speed and self-sustaining speed.
6789000 Microprocessor-based control system for gas turbine electric powerplant  
A microprocessor-based control system for a gas turbine electrical powerplant the microprocessor-based control system controls the startup, operation, and shutdown of the gas turbine electric...
6725103 Process control system  
A process control system in a multi-input/output coordinate control system for executing coordinate control of a main input. The process control system sets an operating point set value for an...
6721631 Method for remote monitoring of gas turbine  
The state of combustion oscillation in the combustor of a turbine of a power plant is monitored from a remote monitoring center. To monitor the combustion oscillation state, combustion oscillation...
6490506 Method and apparatus for monitoring hydroelectric facility maintenance and environmental costs  
A system for monitoring maintenance information in a hydroelectric power generation facility comprises sensors coupled to a controller. The sensors detect actual levels of operating parameters for...
6351692 Method and apparatus for configuring a genset controller for operation with particular gensets  
A genset controller that is configurable for controlling a variety of types of gensets, as well as a method of configuring a genset controller for controlling a genset, are disclosed. The genset...
6264432 Method and apparatus for controlling a pump  
A control for a pump detects an operational characteristic thereof and applies power to a power unit in dependence upon the detected operational characteristic to automatically and electronically...
5838588 Graphical user interface system for steam turbine operating conditions  
A graphical user interface provides a real-time information display for a supervising engineer in charge of turbine operation so that critical parameter values and undesirable combinations of...
5770895 Operation control device and method for a plurality of electric power consuming systems  
An operation control device for use in an electric power supply system for supplying electric power from one electric power source to a plurality of electric power consuming systems, which can...
4687946 System and method for operating a steam turbine with digital computer control and with improved monitoring  
A steam generator in an electric power generating system is controlled by controlling turbine steam flow with control signals generated by a programmed digital computer system during startup,...
4635209 Overspeed protection control arrangement for a steam turbine generator control system  
In a steam turbine control system three overspeed protection circuits (OPC) are provided, each one being identical to the others and each having a programmable digital computer in two-way data...
4603394 Microprocessor-based extraction turbine control  
A microprocessor-based controller for an extraction type steam turbine-generator unit capable of selecting from a variety of predetermined control strategies and implementing corresponding valve...
4593364 Floating deadband for speed feedback in turbine load control  
A speed feedback loop for load control regulation of a steam turbine. A difference between rated and actual turbine speed results in a speed error to which a deadband function is applied. Operation...
4494208 Bumpless switching of valve drive in a turbine control system  
Outputs of two independent controllers are available to control a valve actuator in a turbine control system. One of these valve drive signals is applied to the valve actuator while the other is...
4494207 Dual turbine controller  
Primary and secondary controllers both receive independent digital representations of shaft speed. Only one of the outputs of the two controllers is used. In order to detect a fault and isolate it...
4471446 Control system and method for a steam turbine having a steam bypass arrangement  
A DEH (digital electrohydraulic) control system for a steam turbine generator having a steam bypass system. The turbine system includes a high pressure turbine having throttle and governor steam...
4427896 System and method for operating a steam turbine with capability for bumplessly changing the system configuration on-line by means of system parameter changes  
A steam turbine is provided with an electrohydraulic control system having an automatic control which includes a digital computer and further having a manual backup control for operating the...
4357803 Control system for bypass steam turbines  
A control system for a steam turbine operated with a steam bypass system. In the control system, bypass valve control is according to setpoints generated as a function of a combined flow reference...
4278064 Fuel control system for a dual-fueled power unit  
A turbo-charged, inter-cooled governed speed diesel engine directly coupled to an alternator for electrical generation is adapted for dual-fuel operation and mounted on a trailer which also...
4267458 System and method for starting, synchronizing and operating a steam turbine with digital computer control  
Steam flow and pressure conditions needed in a turbine to satisfy the speed and load demand of an electric power generating system are controlled by a programmed digital computer system during...
4258424 System and method for operating a steam turbine and an electric power generating plant  
A programmed digital computer control system determines the turbine steam flow changes required to satisfy the speed and load demand made on the operation of a large electric power stream turbine...
4227093 Systems and method for organizing computer programs for operating a steam turbine with digital computer control  
Steam flow and pressure conditions needed in a turbine to satisfy the speed and load demand of an electric power generating system are controlled by a programmed digital computer system during...
4220869 Digital computer system and method for operating a steam turbine with efficient control mode selection  
A control system for a steam turbine includes an operator's panel and a programmed digital computer which generates valve position signals for the turbine throttle and governor valves. Mode select...
4204258 Turbine acceleration governing system  
A turbine speed control system comprising a pair of concurrently operable electronic microprocessor-based controllers which are coupled together by a data link to functionally cooperate in...
4201924 Combined cycle electric power plant with a steam turbine having a sliding pressure main bypass and control valve system  
A combined cycle electric power plant includes two gas turbines, a steam turbine, and a digital control system with an operator analog or manual backup. Each of the gas turbines has an exhaust heat...
4201923 Combined cycle electric power plant and a gas turbine having improved megawatt load control  
A combined cycle electric power plant includes gas and steam turbines and steam generators and a digital/analog control system. A gas turbine megawatt load control system is included in the control...
4195231 Combined cycle electric power plant having an improved digital/analog hybrid gas turbine control system  
A digital computer system provides automatic control for a steam turbine and two gas turbines in a combined cycle electric power plant during startup and load modes of operation. The gas turbine...
4181840 Anticipative turbine control  
Present speed and present steam temperature are utilized in accordance with a mathematical model to evaluate present steam to turbine heat transfer and turbine heat propagation quantities, and...
4153198 Electro-hydraulic governor employing duplex digital controller system  
An electro-hydraulic governer employing a duplex digital controller system for the optimum speed control of a steam turbine running with increasing speed in the starting stage or under load. Each...
4118635 Synchronization system for a combined cycle electric power plant  
A combined cycle electric power plant includes gas and steam turbines and steam generators and a digital/analog control system. In the control system, an automatic digital computer control...
4099237 Programmable turbine speed controller  
A microprocessor-based turbine speed controller which incorporates a set of permanently programmable memory devices for characterizing the control of turbine speed in real time is disclosed. A...
4090065 System and method for operating a steam turbine with protection provisions for a valve positioning contingency  
A steam turbine is provided with an automatic digital computer controller and a backup analog controller which are interfaced with an electrohydraulic position control for the turbine throttles and...
4087860 System for multi-mode control of a boiler feedpump turbine  
A boiler feedpump turbine (BFPT) control system for controlling the rotating speed of a boiler feedpump turbine in a selected one of at least three control modes is disclosed. The boiler feedpump...
4071897 Power plant speed channel selection system  
A turbine control system incorporating a speed monitoring system for generating an actual turbine speed measurement for control of turbine speed and load is disclosed. The speed monitoring system...
4057715 Wide range system for transferring steam generator and turbine operation between computers in a multiple turbine computer control system  
An electric power plant including a steam generator and a steam turbine is operated by a control system including two redundant digital computers. Switching circuitry is provided for coupling one...
4053746 System and method for operating a steam turbine with digital computer control having integrator limit  
In a system and method for automatically starting, synchronizing and operating a steam turbine, proportional plus integral feedbck control utilizing digital computer systems is adapted to...
4035624 System for operating a steam turbine with improved speed channel failure detection  
A digital computer control system for operating a steam turbine in an electric power plant is disclosed. Under automatic control, the digital computer calculates a steam flow demand signal for...
4032793 Manual/automatic system for synchronizing multiple turbines in a combined cycle electric power plant  
A combined cycle electric power plant includes gas and steam turbines and steam generators and a digital/analog control system. In the control system, an automatic digital computer control...
4029255 System for operating a steam turbine with bumpless digital megawatt and impulse pressure control loop switching  
A steam turbine is provided with inlet throttle and governor valves which are positioned by an electrohydraulic control. A digital computer includes a speed control and a load control which respond...
4028532 Turbine speed controlling valve operation  
Improved turbine speed controlling valve operation is provided through the accumulation for direct entry into a digital computer of a count of displacement pulses generated by incremental rotation...
4025765 System and method for operating a steam turbine with improved control information display  
A steam turbine control system includes an operator panel and a digital computer which operates the turbine valves through an electrohydraulic control. Turbine speed and load signals and valve...
Matches 1 - 50 out of 59 1 2 >