Voltage agnostic power reactor
Distributed series reactance modules and active impedance injection modules that are adapted to operating with electric power transmission lines over a wide range of transmission voltages are disclosed. Key elements include a virtual ground, an enclosure that acts as a Faraday shield, radio frequency or microwave control methods and the use of corona rings.
1. A distributed series reactor module adapted for operation over a range of high voltages, the distributed series reactor module comprising:
a) a single virtual ground directly connected to a powerline served by the single virtual ground in order to establish a common reference voltage within supporting electronics;
b) a conductive case connected to the single virtual ground; and
c) control communications that use a wireless communications link.
2. The distributed series reactor module of claim 1 wherein the single virtual ground directly connected to the powerline is made to a terminal of the distributed series reactor module, or to a point electrically equivalent to a potential of the powerline.
3. The distributed series reactor module of claim 1 wherein the distributed series reactor module utilizes the powerline as a single turn primary for a reactance transformer.
4. The distributed series reactor module of claim 1 wherein the distributed series reactor module utilizes a multiple-turn primary winding connected directly to the powerline for a reactance transformer, the multiple-turn primary winding carrying current transmitted by the powerline.
5. A distributed series reactor module adapted for operation over a range of high voltages, the distributed series reactor module comprising:
a) a single virtual ground directly connected to a powerline served by the single virtual ground in order to establish a common reference voltage within supporting electronics;
b) a conductive case connected to the single virtual ground;
c) control communications that use a wireless communications link; and
d) one or more corona rings conductively connected to the conductive case.
6. The distributed series reactor module of claim 5 wherein the single virtual ground directly connected to the powerline is made to a terminal of the distributed series reactor module, or to a point electrically equivalent to a potential of the powerline.
7. The distributed series reactor module of claim 5 wherein the distributed series reactor module utilizes the powerline as a single turn primary for a reactance transformer.
8. The distributed series reactor module of claim 5 wherein the distributed series reactor module utilizes a multiple-turn primary winding connected directly to the powerline for a reactance transformer, the multiple-turn primary winding carrying current transmitted by the powerline.
9. An active impedance injection module adapted for operation over a range of high voltages, the active impedance injection module comprising:
a) a single virtual ground directly connected to a powerline served by the single virtual ground in order to establish a common reference voltage within supporting electronics;
b) a conductive case connected to the single virtual ground; and
c) control communications that use a wireless communications link.
10. The active impedance injection module of claim 9 wherein the single virtual ground directly connected to the powerline is made to a terminal of the active impedance injection module, or to a point electrically equivalent to a potential of the powerline.
11. An active impedance injection module adapted for operation over a range of high voltages, the active impedance injection module comprising:
a) a single virtual ground directly connected to a powerline served by the single virtual ground in order to establish a common reference voltage for supporting electronics of the active impedance injection module;
b) a conductive case connected to the single virtual ground;
c) control communications that use a wireless communications link; and
d) one or more corona rings conductively connected to the conductive case.
12. The active impedance injection module of claim 11 wherein the single virtual ground directly connected to the powerline is made to a terminal of the active impedance injection module, or to a point electrically equivalent to a potential of the powerline.