Arrangement for switching on a two-way switch of a converter module, converter module for a modular multi-level converter having the arrangement and method for producing operational standby for a converter module having a two-way switch
The subject of the present invention is an arrangement for switching on a two-way switch of a converter module. A power generation device for providing electric power for switching on the two-way switch is provided that is suitable for converting electromagnetic radiation into electrical power. There is also described a converter module for a modular multi-level converter having the arrangement and a method for producing operational standby for a converter module having a two-way switch.
1. A converter module for a modular multi-level converter, comprising:
a two-way switch;
an energy generation device connected to said two-way switch for supplying electrical energy for switching on said two-way switch, said energy generation device being a device for converting electromagnetic radiation into electrical energy; and
a capacitor being pre-charged through said two-way switch when said two-way switch is switched on.
2. The converter module according to claim 1 , wherein said energy generation device comprises a solar cell.
3. The converter module according to claim 2 , wherein said energy generation device comprises a photodiode.
4. The converter module according to claim 1 , wherein said energy generation device comprises a photodiode.
5. The converter module according to claim 4 , wherein said photodiode is connected to a fiber-optic cable.
6. The converter module according to claim 5 , wherein said fiber-optic cable is additionally connected to a communication device of the converter module.
7. The converter module according to claim 1 , wherein said energy generation device comprises an energy storage unit.
8. The converter module according to claim 7 , wherein said energy storage unit comprises a capacitor.
9. The converter module according to claim 7 , wherein said energy storage unit comprises a super-capacitor.
10. A method for producing an operational standby of a converter module with a two-way switch and a capacitor, the method comprising:
converting electromagnetic radiation into electrical energy by an energy generation device;
switching on the two-way switch by way of the electrical energy generated by the energy generation device; and
pre-charging the capacitor through the switched on two-way switch.
11. The method according to claim 10 , wherein a solar cell is used for the energy generation device.
12. The method according to claim 11 wherein a photodiode is used for the energy generation device.
13. The method according to claim 10 , wherein a photodiode is used for the energy generation device.
14. The method according to claim 13 , which comprises supplying the photodiode with the electromagnetic radiation by way of a fiber-optic cable.
15. The method according to claim 14 , which comprises additionally using the fiber-optic cable to communicate with a communication device of the converter module.
16. The method according to claim 10 , which comprises using an energy storage unit for the energy generation device.
17. The method according to claim 10 , wherein the converter module is a converter module for a modular multi-level converter of a high-voltage DC transmission system.
18. The converter module according to claim 1 , wherein the converter module is a converter module for a modular multi-level converter of a high-voltage DC transmission system.