Energy supply module as a two-port network, use of a separating device in such an energy supply module, and method for operating such an energy supply module

Patent metadata

Field	Value
Publication number	US-9831715-B2
Application number	US-201314398451-A
Country	US
Kind code	B2
Filing date	May 2, 2013
Priority date	May 3, 2012
Publication date	Nov 28, 2017
Grant date	Nov 28, 2017

Abstract

The invention relates to an energy supply module ( 1 ) comprising an input gate ( 2 ) for connection to a power source ( 4 ) and an output gate ( 3 ) as an interruption-free power supply, wherein the input gate ( 2 ) and the output gate ( 3 ) are through-connected separably via an electrical separating device ( 6 ), and an auxiliary energy source ( 10 ) is connected or can be connected in parallel with the input gate ( 2 ) and the output gate ( 3 ), wherein the separating device ( 6 ) is positioned between the auxiliary energy source ( 10 ) and the input gate ( 2 ), and the separating device ( 6 ) comprises a circuit arrangement having two transistors ( 15 ) and two diodes ( 16 ), wherein the transistors ( 15 ) are connected reversely in series, and a diode ( 16 ) is connected to each transistor ( 15 ), inversely to the current direction of said diode.

First claim

The invention claimed is:

1. An energy supply module comprising;
an input gate for connection to a power source and an output gate configured as an interruption-free power supply, wherein the input gate and the output gate are through-connected separably via an electrical separating device, and
an auxiliary energy source connected or configured for connection in parallel with the input gate and the output gate, wherein the separating device is positioned between the auxiliary energy source and the input gate,
wherein the auxiliary energy source comprises a rechargeable energy store,
wherein the energy supply module is configured to charge the energy store via the input gate,
wherein the energy supply module has a charging unit, which is arranged parallel to the switching device such that the auxiliary energy source can be charged by the charging unit via the input gate, and
wherein the separating device comprises a circuit arrangement having two transistors and two diodes, wherein the transistors are connected reversely in series, and a diode is connected to each transistor, inversely to the current direction of said diode.

2. The energy supply module according to claim 1 , wherein the transistors are configured as bipolar transistors or field-effect transistors.

3. The energy supply module according to claim 1 , wherein the energy supply module comprises a switching device and a control device for actuating the switching device, wherein the energy store can be connected via the switching device in parallel with the input gate and the output gate.

4. The energy supply module according to claim 3 , wherein the switching device comprises a circuit arrangement having two transistors and two diodes, wherein the transistors are connected reversely in series and a diode is connected to each transistor, inversely to the current direction of said diode.

5. The energy supply module according to claim 1 , wherein the rechargeable energy store comprises a capacitor module having a plurality of capacitors.

6. The energy supply module according to claim 5 , wherein the capacitors are configured as electrolytic capacitors and/or double-layer capacitors.

7. The energy supply module according to claim 1 , wherein the rechargeable energy store comprises an accumulator.

8. The energy supply module according to claim 1 , wherein:
the energy supply module is configured to provide an output voltage (U OUT ) at the output gate thereof,
the auxiliary energy source is configured to provide an auxiliary voltage, which is different from the output voltage (U OUT ), and
the energy supply module has an auxiliary voltage adjustment apparatus in order to adjust the auxiliary voltage to the output voltage (U OUT ).

9. The energy supply module according to claim 1 , wherein:
the energy supply module is configured for operation at an input voltage (U IN ) at the input gate thereof,
the auxiliary energy source is configured for charging with a charging voltage, which is different from the input voltage (U IN ), and
the energy supply module has a charging voltage adjustment apparatus in order to adjust the input voltage (U IN ) to the charging voltage.

10. The energy supply module according to claim 1 , wherein the energy supply module comprises a capacitor, which is connected between the separating device and the output gate, parallel thereto.

11. A method for using an electrical separating device comprised of two transistors and two diodes, the method comprising:
configuring an energy supply module, which includes an input gate for connection to a power source, an output gate and an auxiliary energy source connected or configured for connection in parallel with the input gate and the output gate, as an interruption-free power supply, wherein the input gate and the output gate are through-connected separably via the electrical separating device;
connecting the transistors reversely in series; and
connecting a diode to each transistor, inversely to the current direction of each diode;
wherein the separating device is positioned between the auxiliary energy source and the input gate;
wherein the auxiliary energy source comprises a rechargeable energy store;
wherein the energy supply module is configured to charge the energy store via the input gate;
wherein the energy supply module has a charging unit, which is arranged parallel to the switching device such that the auxiliary energy source can be charged by the charging unit via the input gate; and
wherein an auxiliary energy source is positioned parallel to the input gate and the output gate between the separating device and the output gate.

12. A method for operating an energy supply module according to claim 1 , the method comprising:
actuating the separating device in such a way that the transistor is conductively connected in the current direction from the input gate to the output gate when the input voltage (U IN ) is greater than the output voltage (U OUT ) by a limit value, and vice versa.

13. The method according to claim 12 , further comprising:
actuating the separating device in such a way that the transistor is connected so as to be blocking in the current direction from the output gate to the input gate when the output voltage (U OUT ) breaks down.

14. The method according to claim 13 , further comprising:
following the blocking of the transistor in the current direction from the output gate to the input gate, actuating the separating device in such a way that the transistor is conductively connected in the current direction from the output gate to the input gate with a predefined frequency.

15. The energy supply module according to claim 2 , wherein:
the auxiliary energy source comprises a rechargeable energy store, and
the energy supply module is configured to charge the energy store via the input gate.

16. The energy supply module according to claim 4 , wherein the energy supply module has a charging unit, which is arranged parallel to the switching device.

17. The energy supply module according to claim 3 , wherein the rechargeable energy store comprises a capacitor module having a plurality of capacitors.

18. The energy supply module according to claim 3 , wherein the rechargeable energy store comprises an accumulator.

19. The energy supply module according to claim 9 wherein the energy supply module comprises a switching device and a control device for actuating the switching device, wherein the energy store can be connected via the switching device in parallel with the input gate and the output gate.

20. The energy supply module according to claim 10 wherein:
the energy supply module is configured to provide an output voltage (U OUT ) at the output gate thereof,
the auxiliary energy source is configured to provide an auxiliary voltage, which is different from the output voltage (U OUT ), and
the energy supply module has an auxiliary voltage adjustment apparatus in order to adjust the auxiliary voltage to the output voltage (U OUT ).

Assignees

• Phoenix Contact Gmbh & Co

Inventors

• Zeuch Jochen
• Heinemann Michael
• Henkel Hartmut

Classifications

• H02J9/068

  Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection · CPC title

• H02H3/066 Primary

  Reconnection being a consequence of eliminating the fault which caused disconnection · CPC title

• H02J9/061

  for DC powered loads · CPC title

• H02H3/087

  for DC applications · CPC title

• H02H3/093

  with timing means {(in general H02H3/027; thermal delay H02H3/085; timing means for undervoltage protection H02H3/247)} · CPC title