EP3729647A1 - Verfahren zum abschalten eines leistungshalbleiterbauelements - Google Patents
Verfahren zum abschalten eines leistungshalbleiterbauelementsInfo
- Publication number
- EP3729647A1 EP3729647A1 EP18704471.4A EP18704471A EP3729647A1 EP 3729647 A1 EP3729647 A1 EP 3729647A1 EP 18704471 A EP18704471 A EP 18704471A EP 3729647 A1 EP3729647 A1 EP 3729647A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- voltage
- power semiconductor
- semiconductor device
- dvge
- voltage value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 149
- 238000000034 method Methods 0.000 title claims abstract description 50
- 230000008859 change Effects 0.000 claims abstract description 78
- 230000004044 response Effects 0.000 claims abstract description 3
- 238000004146 energy storage Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/04—Modifications for accelerating switching
- H03K17/041—Modifications for accelerating switching without feedback from the output circuit to the control circuit
- H03K17/0412—Modifications for accelerating switching without feedback from the output circuit to the control circuit by measures taken in the control circuit
- H03K17/0414—Anti-saturation measures
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/16—Modifications for eliminating interference voltages or currents
- H03K17/161—Modifications for eliminating interference voltages or currents in field-effect transistor switches
- H03K17/165—Modifications for eliminating interference voltages or currents in field-effect transistor switches by feedback from the output circuit to the control circuit
- H03K17/166—Soft switching
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/16—Modifications for eliminating interference voltages or currents
- H03K17/168—Modifications for eliminating interference voltages or currents in composite switches
Definitions
- the invention relates to a method for switching off a bipolar switchable power semiconductor component and a drive circuit for a bipolar switchable
- Insulated gate bipolar transistors to operate with comparatively large gate-emitter voltages.
- gate-emitter voltages In the past, only 15 V gate-emitter voltages were used to drive the power semiconductor components. However, it has been shown that gate-emitter voltages greater than or equal to 18 V are advantageous, because in such
- the power semiconductor device can destroy.
- the invention is based on the object, a method for switching off a bipolar switchable
- Gate-emitter voltages greater than or equal to 18 V in the event of a short circuit the power semiconductor device can be safely switched off. This object is achieved by a method and by a drive circuit according to the independent
- the gate-emitter voltage of the power semiconductor component in response to a switch-off signal, is reduced from a first voltage value in a first time segment with a first average voltage change rate up to a second voltage value,
- Gate-emitter voltage is kept constant or reduced to a third voltage value, wherein the
- Gate-emitter voltage in the second period of time has a second mean voltage change rate, and the amount of the second average voltage change rate is smaller than the amount of the first middle
- Voltage value is reduced to the second voltage value and then the gate-emitter voltage in the second
- Time period is chosen so that at the end of the second Thereafter, during the third time period, the gate-emitter voltage can be rapidly reduced to the fourth voltage value (the minimum value of the gate-emitter voltage).
- the fourth voltage value the minimum value of the gate-emitter voltage
- the procedure may be such that the first voltage value is greater than or equal to 18V.
- a gate-emitter voltage greater than or equal to 18 V (in
- the method can also proceed in such a way that the second voltage value is less than 15 V and greater than the pinch-off voltage
- the method may be such that the magnitude of the second mean voltage change rate is at least a factor of 5 less than the amount of the first average voltage change rate.
- the method may also be such that the magnitude of the second average voltage change rate is at least a factor of 5 less than the amount of the third average voltage change rate.
- Gate-emitter voltage during the second period is significantly less reduced than during the first time Time period or during the third time period. This contributes to a quick desaturation of the
- the method may also be such that the second average voltage change rate is between 0 and -1 V / ps, more preferably between -0.01 and -1 V / ps. This is a small second mean rate of voltage change. If the second average voltage change rate is zero, then the gate-emitter voltage remains constant in the second time period. The second period represents a waiting period.
- the procedure can also be such that the second
- the second period is one
- Gate-emitter voltage is reduced up to the fourth voltage value.
- the method can also run such that the first voltage value corresponds to the gate-emitter voltage of the power semiconductor component in the switched-on state. In this switched-on state, the advantageous effects of the increased occur
- Gate-emitter voltage in particular the reduced forward losses of the power semiconductor device.
- the method may also be such that the first voltage value is between 18 and 35 volts. It has been found that at such voltage values of the gate-emitter voltage a significant reduction of the forward losses of the
- Power semiconductor device is present (compared to lower voltage values of the gate-emitter voltage).
- the method may include a method for switching off a
- the modular Multilevel power converter has a plurality of modules that form a series electrical connection, the modules each at least the power semiconductor device, a second power semiconductor device and an electrical
- Power semiconductor device are arranged in a half-bridge circuit, or the modules each at least the
- Power semiconductor device are arranged in a full bridge circuit.
- the method can thus be used advantageously in a modular multilevel power converter.
- the method may also be configured such that the first voltage value is a positive voltage value, the fourth voltage value is a negative voltage value and the magnitude of the first voltage value is greater than the magnitude of the fourth voltage value. Due to this asymmetry (amount of the first voltage value is greater than the amount of the fourth
- the method may also be such that the bipolar switchable power semiconductor device is an insulated gate bipolar transistor.
- Power semiconductor device is set up, wherein
- Gate-emitter voltage remains constant or drops to a third voltage value, wherein the gate-emitter voltage in the second period of time, a second average
- Voltage value decreases, wherein the amount of the third average voltage change rate is greater than the amount of the second average voltage change rate.
- This drive circuit may be configured such that the magnitude of the second mean voltage change rate is at least a factor of 5 smaller than the amount of the first average voltage change rate.
- the drive circuit may be configured such that the magnitude of the second average voltage change rate is at least a factor of 5 less than the amount of the third average voltage change rate.
- the drive circuit may also be configured such that the second average voltage change rate is between 0 and -1 V / ps, in particular between -0.01 and -1 V / ps.
- the drive circuit can also be designed such that the second time interval is between 1 and 20 ps, in particular between 3 and 10 ps.
- the drive circuit may be configured such that the first voltage value of the gate-emitter voltage of
- Power semiconductor device in the on state corresponds.
- the drive circuit may also be designed such that the first voltage value is between 18 and 35 V.
- the drive circuit may be configured such that the first voltage value is a positive voltage value, the fourth voltage value is a negative voltage value and the magnitude of the first voltage value is greater than the magnitude of the fourth voltage value.
- the drive circuit can also be configured such that the second voltage value is less than 15 V and greater than the pinch-off voltage (pinch-off voltage) of the power semiconductor component.
- the drive circuit may be configured such that the bipolar switchable power semiconductor component
- Bipolar transistor with insulated gate electrode is.
- a power semiconductor unit with a bipolar switchable power semiconductor component in particular with a bipolar transistor with isolated
- the drive circuit, the power semiconductor unit and the module of the modular multilevel converter have
- Figure 1 shows a first embodiment of a modular
- Figure 2 shows a second embodiment of a modular
- FIG. 3 shows an exemplary embodiment of a phase module branch of a modular multilevel converter
- FIG. 4 shows a section from the phase module branch of FIG. 3, in FIG.
- Figure 5 shows an embodiment of a module of a modular
- Figure 6 shows another embodiment of a module of a modular multi-level power converter, in
- Figure 7 shows an embodiment of a
- Multilevel power converter 1 shown in bridge circuit.
- This modular multilevel power converter 1 has a first AC power connection 4, a second AC power connection 6 and a third AC power connection 8.
- the first alternating current connection 4, the second alternating current connection 6 and the third alternating current connection 8 can be connected to a three-phase alternating current network.
- the first AC connection 4 is electrically connected to a first phase module branch 12 and a second phase module branch 14.
- Phase module branch 14 form a first phase module 16 of the power converter 1.
- the end of the first phase module branch 12 facing away from the first AC connection 4 is electrically connected to a first DC voltage connection 18; the end of the second phase module branch 14 facing away from the first AC connection 4 is connected to a second one
- the first DC voltage terminal 18 electrically connected.
- the first DC voltage terminal 18 is a positive one
- the second DC voltage terminal 20 is a negative DC voltage terminal. Between the first DC voltage terminal 18 and the second
- DC voltage terminal 20 is connected to a DC voltage Ud.
- the second AC connection 6 is electrically connected to one end of a third phase module branch 22 and to one end of a fourth phase module branch 24.
- Phase module branch 22 and the fourth phase module branch 24 form a second phase module 26.
- the third AC connection 8 is electrically connected to one end of a fifth phase module branch 28 and to one end of a sixth phase module branch 30.
- the fifth phase module branch 28 and the sixth phase module branch 30 form a third phase module 32.
- the second AC terminal 6 facing away from the end of the third phase module branch 22 and the third
- Phase module branches 2827 are connected to the first
- the end of the fourth phase module branch 24 facing away from the second AC connection 6 and the end of the sixth phase module branch 30 facing away from the third AC connection 8 are electrically connected to the second DC voltage connection 20.
- the first phase module branch 12, the third phase module branch 22 and the fifth phase module branch 28 form a positive side
- Power converter part 38; the second phase module branch 14, the fourth phase module branch 23 and the sixth phase module branch 30 form a negative-side converter element 40.
- Each phase module branch has a plurality of modules which are electrically connected in series, see also Figure 3. Such modules are also referred to as submodules. in the
- each phase module branch n modules each phase module branch n modules.
- the number of electrically connected in series by means of their galvanic power connections modules can be very different, at least two modules are connected in series, but it can also be, for example, 3, 50, 100 or more modules connected electrically in series.
- Power converter 1 optical messages or optical signals via an optical communication link (for example, via an optical fiber) to the individual modules.
- the control device sends to the individual modules in each case a desired value for the amount of the output voltage that is to provide the respective module.
- FIG. 2 shows an exemplary embodiment of another modular multilevel converter 201.
- This modular multilevel power converter 201 has in addition to the three AC connections 4, 6 and 8 only the three
- Phase module branches 12, 22 and 28 are connected in a delta connection.
- Such a modular multilevel power converter can be
- the first AC connection 4 the second AC connection 4
- AC terminal 6 and the third AC terminal 8 are connectable to a three-phase AC mains.
- FIG. 3 shows an exemplary embodiment of a phase module branch 301.
- the phase module branches illustrated in FIGS. 1 and 2 can be constructed like this phase module branch 301.
- the phase module branch 301 has modules 304_1, 304_2 ... 304_n. These n modules are electrically connected in series. With the modules electrically connected in series is a
- Coupling inductance 307 and a current measuring device 310 By means of the current measuring device 310 can be determined whether a short circuit has occurred and therefore an increased current flows as a short-circuit current through the phase module branch 301.
- the phase module branch 301 has a first terminal 313 and a second terminal 316.
- the first terminal 313 is electrically connected to the current measuring device 310; the second terminal 316 is electrically connected to the coupling inductor 307.
- the first terminal 313 and the second terminal 316 may also be referred to as a first AC terminal 313 and a second AC terminal 316, because an AC voltage can be generated between the two AC terminals 313, 316 by means of the modules 304_1 to 304_n.
- FIG. 4 shows a section of the phase module branch 301 of FIG. 3.
- the series circuit 401 shown in FIG. 4 has k modules 304_1 to 304_k, where k is smaller than n.
- the series circuit 401 has exactly those k modules of modular multilevel power converter, which are arranged spatially on a plane 403 of a converter tower.
- a converter tower usually has several levels (floors), so that a plurality of modules is arranged on a converter tower in several levels.
- FIG. 5 shows an embodiment of a module 500 of the modular multilevel converter 1. This may, for example, be the module 304_1 of the phase module branch 301 (or else one of the other modules illustrated in FIG. 3 or 4).
- the module is configured as a half-bridge module 500.
- the module 500 has a first on and
- the switchable power semiconductor device 502 with a first antiparallel connected diode 504 (first freewheeling diode 504) on. Furthermore, the module 500 has a second power semiconductor component 506 that can be switched on and off with a second antiparallel-connected diode 508 (second
- Freewheeling diode 508 and an electrical energy storage 510 in the form of an electrical capacitor 510.
- Power semiconductor device 506 are each as a
- Bipolar transistor designed with insulated gate electrode.
- the first power semiconductor device 502 is electrically connected in series with the second power semiconductor device 506. At the connection point between the two
- a first (galvanic) module connection 512 is arranged.
- a second (galvanic) module connection 515 is arranged.
- the second module connection 515 is furthermore connected to a first connection of the energy store 510; a second terminal of the energy storage 510 is electrically connected to the terminal of the first
- the energy store 510 is thus electrically connected in parallel with the series circuit of the first
- Triggering the first power semiconductor component 502 and the second power semiconductor component 506 can be achieved that between the first module connection 512 and the second module connection 515 either the voltage of
- Energy storage 510 is output or no voltage is output (i.e., a zero voltage is output).
- FIG. 6 shows a further exemplary embodiment of a module 600 of the modular multilevel converter.
- This module 600 can be, for example, the module 304_n (or also one of the other modules shown in FIG. 3 or 4).
- the module 304_n or also one of the other modules shown in FIG. 3 or 4.
- Power semiconductor device 606 are each configured as an IGBT. In contrast to the circuit of FIG. 5, the second module connection 615 is not connected to the second one
- the module of FIG. 6 is a so-called full-bridge module 600.
- This full-bridge module 600 is characterized in that, with appropriate control of the four
- Module connection 512 and the second module connection 615 selectively either the positive voltage of the energy storage device 510, the negative voltage of the energy storage device 510 or a voltage of zero (zero voltage) can be output.
- the full-bridge module 600 by means of the full-bridge module 600, the polarity of the output voltage can be reversed.
- Multilevel power converters can either have only half-bridge modules 500, only full-bridge modules 600 or also half-bridge modules 500 and full-bridge modules 600.
- FIG. 7 shows by way of example a power semiconductor unit 700 which has a drive circuit 701 and a bipolar switchable power semiconductor component 703 which is electrically connected to the drive circuit.
- this module can be configured either in half-bridge circuit (see Figure 5) or in full-bridge circuit (see Figure 6).
- the bipolar switchable power semiconductor component 703 is a
- This transistor 703 has a collector terminal, an emitter terminal and a gate terminal.
- the emitter terminal is connected to the collector terminal by way of a freewheeling diode 706, wherein the anode of the freewheeling diode 706 is electrically connected to the emitter terminal and the cathode of the freewheeling diode 706 is electrically connected to the collector terminal.
- the emitter connection is with
- Power semiconductor device 703 is connected to an output 712 of drive circuit 701. At this exit 712 the Drive circuit 701 may (in the embodiment)
- the bipolar switchable power semiconductor device 703 can be applied with almost any gate-emitter voltage waveforms between -15V and + 35V.
- the bipolar switchable power semiconductor device 703 may also be implemented differently, for example as a
- the drive circuit 701 is supplied with a positive voltage (in the exemplary embodiment +15 V); via a second terminal 718 is the
- Embodiment -15 V Embodiment -15 V
- the drive circuit 701 is supplied with a variable voltage (variable supply voltage, variable in the embodiment between +15 V and +35 V). Via a fourth terminal 725, the drive circuit 701 is supplied with a further voltage, which in the embodiment as
- the first terminal 715, the second terminal 718 and the third terminal 721 are each switchably connected via a resistor RGonl, RGon2, RGoffl, RGoff, SC or RGoff, soft to the output 712 of the drive circuit.
- each of the terminals 715, 718 and 721 can be connected to the output 712 or disconnected from the output 712 by means of at least one electronic switch Son1, Son2, Soffl, Soff, SC or Soff.
- the fourth terminal 725 is switchably connected via a diode Delamp to the output 712 of the drive circuit.
- the fourth connection 725 can be connected to the output 712 or disconnected from the output 712 by means of an electronic switch Sclamp.
- the electronic switches of the drive circuit 701 each have a field effect transistor.
- a diode Dl is connected in the connection branch between the first terminal 715 and the output 712.
- the two branches with the electronic switches Sonl and Son2 are essentially switched on when the Power semiconductor device required.
- the branches with the electronic switches Soffl, Soff, SC, Soff, soft and Sclamp are switched off during the switch-off process of the
- Power semiconductor device 703 can be provided.
- the drive circuit 701 thus has a gate driver with a multi-stage output stage.
- the gate terminal of the power semiconductor device is connected to different voltage levels. Switching on and off of the individual switches Sonl, Son2 and Soff1, Soff, SC, Soff, soft and Sclamp can be time-controlled or event-controlled.
- the gate voltage applied to the gate terminal can be generated by means of a pulse width modulation or a programmable voltage source. Furthermore, the production of such
- Modules 500 and 600 of the modular multilevel power converter may include drive circuits 701 each associated with the power semiconductor devices of the modules. So the modules can
- FIG. 8 shows an exemplary sequence of the method for switching off the bipolar switchable
- the gate-emitter voltage VGE has a first voltage value VI.
- the first voltage value VI corresponds to the gate-emitter voltage of the power semiconductor component 703 in the switched-on state.
- the first voltage value VI is the positive maximum voltage value of the gate-emitter voltage.
- Short-circuit detection device for example, due to a measurement or estimation of the electric current passing through the phase module branch 301 and thus through the
- Power semiconductor device 703 flows) detected the presence of a short circuit.
- Short-circuit detection device then generates a power-off semiconductor device 703 relating to the shutdown signal A and outputs this shutdown signal A.
- a detection of a short circuit by means of an estimate of current values is The power semiconductor component 703 is switched off on the basis of the switch-off signal A. For this purpose, first the switches Sclamp and Soff, SC are switched on
- the second voltage value V2 is less than 15 V (ie smaller than the conventional drive voltage of an IGBT). At the same time, the second voltage value V2 is greater than the so-called pinch-off voltage (pinch-off voltage) Vth of the IGBT.
- Embodiment -15 V Embodiment -15 V
- Gate-emitter voltage VGE relatively quickly reduced or lowered during the first period.
- the first mean voltage change rate dVGE_l / dt is thus
- Period (t4-t5) thus represents a waiting period. During the second time period (t4-t5) is therefore waiting, until the power semiconductor device is desaturated.
- this second time period is selected.
- Voltage change rate dVGE_3 / dt decreases from the third voltage value V3 to a fourth voltage value V4.
- the fourth voltage value V4 corresponds to
- Gate-emitter voltage this is -15 V.
- the magnitude of the second mean voltage change rate dVGE_2 / dt is smaller than the amount of the third middle one
- the second mean voltage change rate dVGE_2 / dt can be between 0 and -1 V per ys, in particular also between -0.01 and -1 V per ys.
- the second section (t4-t5) can be between 1 and 20 y seconds long, in particular between 3 and 10 y seconds.
- the first voltage value VI is a positive voltage value
- the fourth voltage value V4 is a negative voltage value and the magnitude of the first voltage value
- the magnitude of the first voltage value is 20 V and the magnitude of the fourth voltage value is 15 V. The greater the magnitude of the first
- Period (t4-t5) kept the gate-emitter voltage almost constant.
- the second mean voltage change rate dVGE_2 / dt is approximately zero.
- Figure 9 is a
- FIG. 9 shows an exemplary embodiment of a method for switching off a power semiconductor component, wherein the gate-emitter voltage during the second
- Time interval (t4-t5) is slowly reduced from the second voltage value V2 to a third voltage value V3 with a second average voltage change rate dVGE_2 / dt.
- this reduction is almost linear, the second mean voltage change rate has a relatively low constant value.
- This slow change of the gate-emitter voltage VGE can be achieved by means of the drive circuit 701, for example, by slowly decreasing the voltage Vclamp linearly during the second time period.
- the gate-emitter voltage VGE does not need to be constant during the second time period (t4-t5). It is also possible that the gate-emitter voltage during the second time period is reduced comparatively less than during the first time period or during the third time period.
- the amount of the second average voltage change rate dVGE_2 / dt is thus smaller than the amount of the first middle
- converter internal faults (short circuits) in modular multilevel converters can thus be switched off safely, even if the
- Gate-emitter voltage (VGE> 18 V) are operated. Namely, if such a modular multilevel power converter has an internal fault (for example, a flash over the modules of a plane of a power converter tower,
- Short circuit loop existing modules a so-called “failure Under load "(Short circuit type 2) .Interruption of such an error could cause high consequential damages, for example in the
- Short circuit loop modules are destroyed. This error can be switched off by means of the described method and the drive circuit described, so that a threat to the power semiconductor components is reduced.
- the actual detection of the short circuit as such is done using established and known methods, such as
- Gate-emitter voltage In this case, the gate-emitter voltage with a predetermined first middle
- Voltage change speed dVGE_l / dt rapidly reduced to the second voltage value V2.
- the magnitude of the average voltage change rates can be determined by the
- voltage change rates slopes
- the three different voltage change rates allow good controllability of the turn-off method, and in particular a near-fluence transition between the desaturation of the power semiconductor device and the subsequent final turn-off of the power semiconductor device.
- Gate-emitter voltage is operated above 18V and a
Landscapes
- Power Conversion In General (AREA)
Abstract
Description
Claims
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/EP2018/052369 WO2019149346A1 (de) | 2018-01-31 | 2018-01-31 | Verfahren zum abschalten eines leistungshalbleiterbauelements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3729647A1 true EP3729647A1 (de) | 2020-10-28 |
Family
ID=61192890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP18704471.4A Ceased EP3729647A1 (de) | 2018-01-31 | 2018-01-31 | Verfahren zum abschalten eines leistungshalbleiterbauelements |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP3729647A1 (de) |
| WO (1) | WO2019149346A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12244243B2 (en) | 2019-09-24 | 2025-03-04 | Siemens Energy Global GmbH & Co. KG | Power converter arrangement with support structure |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9484907B2 (en) * | 2012-07-13 | 2016-11-01 | Valeo Systemes De Controle Moteur | Device for controlling at least one transistor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0645889B1 (de) * | 1993-09-13 | 2001-12-12 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur Begrenzung der Stromfallgeschwindigkeit beim Ausschalten von Leistungshalbleiterschaltern mit MOS-Steuereingang |
| DE19634612A1 (de) * | 1996-08-27 | 1998-03-12 | Siemens Ag | Verfahren und Vorrichtung zur Optimierung des Abschaltvorgangs eines nichteinrastenden, abschaltbaren Leistungs-Halbleiterschalters |
| DE102010032717A1 (de) * | 2010-07-22 | 2012-01-26 | Converteam Gmbh | Verfahren und elektrische Schaltung zum Betreiben eines Leistungshalbleiter-Bauelements |
| US8749278B2 (en) * | 2010-08-09 | 2014-06-10 | Honda Motor Co., Ltd. | Semiconductor device driving unit and method |
| EP2882103B1 (de) | 2013-12-04 | 2019-05-29 | ABB Schweiz AG | Verfahren und vorrichtung für kurzschlussschutz eines leistungshalbleiterschalters |
-
2018
- 2018-01-31 WO PCT/EP2018/052369 patent/WO2019149346A1/de not_active Ceased
- 2018-01-31 EP EP18704471.4A patent/EP3729647A1/de not_active Ceased
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9484907B2 (en) * | 2012-07-13 | 2016-11-01 | Valeo Systemes De Controle Moteur | Device for controlling at least one transistor |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019149346A1 (de) | 2019-08-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE102008034109B4 (de) | Schaltung zur Nachbildung einer elektrischen Last | |
| EP3895313B1 (de) | Schaltvorrichtung zum auftrennen eines strompfads | |
| DE4012382C2 (de) | ||
| EP3622621B1 (de) | Multilevelstromrichter | |
| DE19961382A1 (de) | Elektrische Schaltung, insbesondere für einen Mittelspannungsstromrichter | |
| DE102018129161B3 (de) | Umschalten einer elektrischen Drehstrommaschine zwischen einem Sternschaltung-Betriebsmodus und einem Dreieckschaltung-Betriebsmodus | |
| WO2020173732A1 (de) | Verfahren zur strombegrenzung bei transienten spannungsänderungen an einem wechselstromausgang eines multilevel-wechselrichters und multilevel-wechselrichter | |
| EP3729647A1 (de) | Verfahren zum abschalten eines leistungshalbleiterbauelements | |
| DE102020203994A1 (de) | Verfahren zum Ansteuern von Schaltelementen eines modularen Multilevelstromrichters | |
| EP3391524B1 (de) | Konvertermodul für einen mehrstufenumrichter und verfahren zu dessen betrieb | |
| DE102013109714A1 (de) | Verfahren zum Betreiben einer elektrischen Schaltung sowie elektrische Schaltung | |
| EP3167297B1 (de) | Prüfschaltung für hochleistungs-halbleiterelement | |
| EP3997790B1 (de) | Schaltungsanordnung zum schalten von schaltelementen | |
| DE1929444A1 (de) | Statischer Anzapfungsumschalter fuer Transformatoren | |
| EP3729648B1 (de) | Verfahren zum einschalten eines leistungshalbleiterbauelements | |
| EP3818549B1 (de) | Anordnung mit einem modul eines multilevelstromrichters | |
| DE4042378C2 (de) | ||
| WO2021037346A1 (de) | Verfahren zum vorladen von modulen eines modularen multilevelstromrichters | |
| EP1089423A2 (de) | Schaltung und Verfahren zur Einschaltentlastung von abschaltbaren Leistungsschaltern | |
| EP3654533A1 (de) | Bereitstellen eines steuersignals für ein eine schaltstrecke aufweisendes schaltelement | |
| DE102018132410B4 (de) | Verfahren zum Treiben einer Reihenschaltung von zwei Leistungshalbleiterschaltern und Treiberschaltungsanordnung dafür | |
| DE102006042385B3 (de) | Umrichter und Verfahren zur Steuerung eines Umrichters | |
| EP3830944B1 (de) | Schaltbare längsspannungsquelle, gleichstromübertragungssystem mit längsspannungsquelle und verfahren zum betreiben einer längsspannungsquelle | |
| DE102017128696B3 (de) | Steuereinrichtung für eine 3-Level-Stromrichterhalbbrücke und Verfahren zum Betrieb einer 3-Level-Stromrichterhalbbrücke | |
| EP4637017A1 (de) | Ansteuern eines 3-stufen-pulswechselrichters |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
| 17P | Request for examination filed |
Effective date: 20200707 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| AX | Request for extension of the european patent |
Extension state: BA ME |
|
| RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: ALVAREZ VALENZUELA, RODRIGO ALONSO Inventor name: SEMMLER, SEBASTIAN Inventor name: LIZAMA ARCOS, IGNACIO ESTEBAN Inventor name: SCHUSTER, DOMINIK Inventor name: GAMBACH, HERBERT Inventor name: BERNET, STEFFEN |
|
| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: SIEMENS ENERGY GLOBAL GMBH & CO. KG |
|
| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) | ||
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
| 17Q | First examination report despatched |
Effective date: 20221206 |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R003 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED |
|
| 18R | Application refused |
Effective date: 20241216 |