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Class Information
Number: 322/37
Name: Electricity: single generator systems > Automatic control of generator or driving means > Electrical conditions in circuit other than that of generator being controlled
Description: Subject matter wherein the generator or driving means is controlled in accordance with electrical conditions in a circuit other than that in which the generator is connected.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8692400 Rotating electrical machine abnormal state detection method and apparatus and wind driven generating system using the same Apr. 8, 2014
8692521 Method and apparatus for controlling torque on the shaft of a generator Apr. 8, 2014
8692523 Power generation system and method with voltage fault ride-through capability Apr. 8, 2014
8674665 Protection device and protection method for through power network fault of double-fed induction generator Mar. 18, 2014
8618777 Method and device for regulation of a rotary electrical machine for a motor vehicle Dec. 31, 2013
8564254 Power generation amount control apparatus Oct. 22, 2013
8552694 Generator device with overvoltage monitoring Oct. 8, 2013
8508058 Energy systems, energy devices, energy utilization methods, and energy transfer methods Aug. 13, 2013
8427116 Starting/generating system with multi-functional circuit breaker Apr. 23, 2013
8421422 Power supply device Apr. 16, 2013
8415818 Method of and apparatus for compensation of oscillation effects in the event of mains asymmetry in a double-fed asynchronous machine Apr. 9, 2013
8378642 Power feed apparatus and operating method Feb. 19, 2013
8350397 Current source converter-based wind energy system Jan. 8, 2013
8344533 Use of pitch battery power to start wind turbine during grid loss/black start capability Jan. 1, 2013
8344705 Method and apparatus for lead-unity-lag electric power generation system Jan. 1, 2013
8334678 Voltage control apparatus for automotive electric generator Dec. 18, 2012
8330432 Efficient active source impedance modification of a power amplifier Dec. 11, 2012
8319358 Electric vehicle charging methods, battery charging methods, electric vehicle charging systems, energy device control apparatuses, and electric vehicles Nov. 27, 2012
8299762 Starting/generating system with multi-functional circuit breaker Oct. 30, 2012
8278883 Load angle measurement and pole slip detection Oct. 2, 2012
8248039 Control system for an electrical generator and method for controlling an electrical generator Aug. 21, 2012
8232777 Inverter generator Jul. 31, 2012
8232778 Independent, redundant overvoltage protection for a generator Jul. 31, 2012
8183705 Wind park, method of correcting voltage imbalances, and wind turbine May. 22, 2012
8164311 Control device for electric rotating machine Apr. 24, 2012
8164312 Reduction in generator-sourced fault current contribution Apr. 24, 2012
8154260 Generating system Apr. 10, 2012
8125178 Drive and method Feb. 28, 2012
8093741 Method and system for providing increased turbine output for doubly fed induction generator Jan. 10, 2012
8093772 Controller for AC generator Jan. 10, 2012
8084875 Wind energy installation with an extended rotation speed range Dec. 27, 2011
8076790 Wind turbine generator system Dec. 13, 2011
8058850 Overload control of an electric power generation system with unknown availability of mechanical power capacity Nov. 15, 2011
8040113 Fault tolerant generator or starter/generator with low torque ripple Oct. 18, 2011
8030791 Current source converter-based wind energy system Oct. 4, 2011
8013578 Alternator Sep. 6, 2011
8008794 Use of pitch battery power to start wind turbine during grid loss/black start capability Aug. 30, 2011
8004251 Method and apparatus for modifying interactions between an electrical generator and a nonlinear load Aug. 23, 2011
7990114 Overload control of an electric power generation system Aug. 2, 2011
7969030 Power generation systems and methods of generating power Jun. 28, 2011
7969032 Windmill rotation detection/management device and wind power generation system Jun. 28, 2011
7965063 Inverter generator Jun. 21, 2011
7960849 Method and system of control of the converter of an electricity generation facility connected to an electricity network in the presence of voltage sags in said network Jun. 14, 2011
7944184 Static compensator apparatus for HVDC system May. 17, 2011
7939955 Method for operating a wind energy installation and a wind energy installation May. 10, 2011
7919879 Power conditioning architecture for a wind turbine Apr. 5, 2011
7919949 High efficiency generator Apr. 5, 2011
7898100 Method of operating a wind turbine with pitch control, a wind turbine and a cluster of wind turbine Mar. 1, 2011
7888915 System for detecting generator winding faults Feb. 15, 2011
7863867 Overload control of an electric power generation system Jan. 4, 2011

1 2 3 4

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