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Class Information
Number: 307/102
Name: Electrical transmission or interconnection systems > Stabilized, anti-hunting or antioscillation systems
Description: Subject matter relating to stabilized, anti-hunting or anti-oscillation systems.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7535124 |
Voltage stabilizer |
May. 19, 2009 |
| 7508224 |
Method for measuring stability margin at a node of a polyphase power grid |
Mar. 24, 2009 |
| 7321834 |
Method for calculating power flow solution of a power transmission network that includes interline power flow controller (IPFC) |
Jan. 22, 2008 |
| 7180206 |
System for voltage stabilization of power supply lines |
Feb. 20, 2007 |
| 7091632 |
Stabilization circuit for compensating fluctuations in a voltage at a user |
Aug. 15, 2006 |
| 6909203 |
I/O interface anti-resonance passband shunting technique |
Jun. 21, 2005 |
| 6879061 |
Current adjusting apparatus and current adjusting method |
Apr. 12, 2005 |
| 6590302 |
Method for reducing natural system oscillations to ground potential in an electrical drive having a voltage intermediate circuit |
Jul. 8, 2003 |
| 6559561 |
Method and a device for damping power oscillations in transmission lines |
May. 6, 2003 |
| 6476521 |
Power oscillation protection |
Nov. 5, 2002 |
| 6181113 |
Harmonic resonance control and protection system for switched power factor control capacitor devices |
Jan. 30, 2001 |
| 6178076 |
Power-electronic circuit arrangement for compensating for mains system disturbances and mains voltage reductions |
Jan. 23, 2001 |
| 5969624 |
Battery charge control system for a hybrid vehicle driven by an electric motor and an internal combustion engine |
Oct. 19, 1999 |
| 5825162 |
Electric power flow controller |
Oct. 20, 1998 |
| 5801459 |
Control equipment for a series capacitor connected into an electric power line |
Sep. 1, 1998 |
| 5745368 |
Method for voltage stability analysis of power systems |
Apr. 28, 1998 |
| 5729191 |
Vehicle security system having enhanced control features |
Mar. 17, 1998 |
| 5642007 |
Series compensator inserting real and reactive impedance into electric power system for damping power oscillations |
Jun. 24, 1997 |
| 5625277 |
Dynamic mechanically switched damping system and method for damping power oscillations using the same |
Apr. 29, 1997 |
| 5621305 |
Overload management system |
Apr. 15, 1997 |
| 5604656 |
Electromechanical relays |
Feb. 18, 1997 |
| 5574320 |
Load drive circuit |
Nov. 12, 1996 |
| 5566085 |
Stability transfer limit calculation in a power transmission network |
Oct. 15, 1996 |
| 5424627 |
Modular thyristor controlled series capacitor control system |
Jun. 13, 1995 |
| 5374853 |
Transient damping thyristor controlled series capacitor system |
Dec. 20, 1994 |
| 5329222 |
Apparatus and method for dynamic voltage restoration of utility distribution networks |
Jul. 12, 1994 |
| 5309346 |
Transmission line fault current dynamic inverter control |
May. 3, 1994 |
| 5262677 |
Reactor subsynchronous tuning scheme |
Nov. 16, 1993 |
| 5256919 |
Method for preventing the oscillation of an RF power module |
Oct. 26, 1993 |
| 5235503 |
Process and device for eliminating or reducing harmonics and/or resonance oscillations |
Aug. 10, 1993 |
| 5227713 |
Vernier control system for subsynchronous resonance mitigation |
Jul. 13, 1993 |
| 5202583 |
Thyristor controlled series capacitor vernier control system |
Apr. 13, 1993 |
| 5198746 |
Transmission line dynamic impedance compensation system |
Mar. 30, 1993 |
| 4843513 |
Method and arrangement for protecting turbine generators against subsynchronous resonances occurring in power transmission systems |
Jun. 27, 1989 |
| 4808843 |
Method and means for damping supersynchronous oscillations in an AC power system |
Feb. 28, 1989 |
| 4785405 |
Power system stabilizer |
Nov. 15, 1988 |
| 4782243 |
Pulse generator |
Nov. 1, 1988 |
| 4724333 |
Method and means for damping supersynchronous oscillations in an ac power system |
Feb. 9, 1988 |
| 4701689 |
Optimal control power system stabilizer and method using simulating state variables |
Oct. 20, 1987 |
| 4567423 |
Phase shifting transformer arrangement for damping subsynchronous oscillations |
Jan. 28, 1986 |
| 4434376 |
Method and means for damping subsynchronous oscillations and DC offset in an AC power system |
Feb. 28, 1984 |
| 4355241 |
Means for damping subsynchronous oscillations in an AC power system including overload protection |
Oct. 19, 1982 |
| 4321581 |
Powerline carrier control system |
Mar. 23, 1982 |
| 4292545 |
Method and means for damping subsynchronous oscillations and DC offset in an AC power system |
Sep. 29, 1981 |
| 4292580 |
Circuit arrangement for attenuation of power oscillations in networks |
Sep. 29, 1981 |
| 4017790 |
Alternating current power transmission systems |
Apr. 12, 1977 |
| 3953741 |
Stepwise control for two-step control with switching stages |
Apr. 27, 1976 |
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