{"id":25639,"date":"2026-11-04T12:13:28","date_gmt":"2026-11-04T11:13:28","guid":{"rendered":"https:\/\/knestel.de\/knestronx\/high-power-dc-plattform\/"},"modified":"2026-11-04T12:14:30","modified_gmt":"2026-11-04T11:14:30","slug":"high-power-dc-platform","status":"publish","type":"page","link":"https:\/\/knestel.de\/en\/knestronx\/high-power-dc-platform\/","title":{"rendered":"High-Power-DC-Plattform"},"content":{"rendered":"\t\t
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knestronX \u00b7 HPDC Platform<\/p>\n\t\t\n<\/div>\n\t\t\t

High-Power DC platform for power outputs up to the megawatt range<\/h1>\n\t\t\t\t\t

Scalable power electronics for DC\/DC converters, inverters, and high-performance energy applications. These solutions are based on standardized ITS Power Modules in the knestronX rack, featuring SiC technology for high switching frequencies and high efficiency.<\/p>\n\t\t

\n \t\t\t\n\tRequest project\n<\/a>\n\t\t\t\t\t\n\tView topologies\n<\/a>\n\t\t\n<\/div>\n\n<\/div>\n
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>100 kW<\/p>\n\t\t\t\t\t

Power per module<\/p>\n\t\t\n<\/div>\n

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1500 VDC<\/p>\n\t\t\t\t\t

High-voltage capable, connected in series<\/p>\n\t\t\n<\/div>\n

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700 A<\/p>\n\t\t\t\t\t

Current, connected in parallel<\/p>\n\t\t\n<\/div>\n

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Multi-MW<\/p>\n\t\t\t\t\t

scalable, e.g., starting at 100 kW<\/p>\n\t\t\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n

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The structure<\/p>\n\t\t\t\t\t

Standardized modules, flexibly configured<\/h2>\n\t\t\t\t\t

A standardized hardware platform and flexible configuration options: This allows solutions to be tailored specifically to the application without having to redevelop each system from scratch.<\/p>\n\t\t\n<\/div>\n

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Base<\/p>\n\t\t\t\t\t

knestronX Rack and ITS Power Modules<\/h3>\n\t\t\t\t\t

The ITS Power Modules in the knestronX rack serve as the common hardware across all configurations, with power outputs of up to >100 kW per module.<\/p>\n\t\t\n<\/div>\n

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Configuration<\/p>\n\t\t\t\t\t

Topologies and Options<\/h3>\n\t\t\t\t\t

Depending on the topology, the same modules can be used to create step-down converters, bidirectional DC\/DC converters, H-bridges, or inverters. Additional options include balancers, galvanic isolation, and cooling.<\/p>\n\t\t\n<\/div>\n

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Application<\/p>\n\t\t\t\t\t

Your solution<\/h3>\n\t\t\t\t\t

Freely configurable systems for your application or preconfigured products for typical tasks such as battery simulation and battery testing.<\/p>\n\t\t\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n

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Topologies<\/p>\n\t\t\t\t\t

The right topology for your application<\/h2>\n\t\t\t\t\t

Depending on the application, power electronics require different degrees of flexibility: bidirectional energy flow, galvanic isolation, and voltage step-up and step-down. The knestronX Rack combines standardized modules into various topologies to meet these needs, and we\u2019ll work with you to select the right one.<\/p>\n\t\t\n<\/div>\n

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knestronX Rack components<\/p>\n\t\t

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\n \t\t\tVin<\/span>\n\t\t\t\t\tDC Input<\/span>\n\t\t\n<\/div>\n
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\n \t\t\tBalancer<\/span>\n\t\t\t\t\toptional<\/span>\n\t\t\n<\/div>\n
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\n \t\t\tBR<\/span>\n\t\t\t\t\t(Bidirectional Resonant)<\/span>\n\t\t\t\t\tOptional, galvanic isolation<\/span>\n\t\t\n<\/div>\n
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\n \t\t\t2L - Buck Converter<\/span>\n\t\t\t\t\tBuck Converter<\/span>\n\t\t\n<\/div>\n\t\t\tor<\/span>\n\t\t
\n \t\t\t2L H-Bridge Converter<\/span>\n\t\t\t\t\tBuck and boost<\/span>\n\t\t\n<\/div>\n\n<\/div>\n
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\n \t\t\tVo<\/span>\n\t\t\t\t\tDC Output<\/span>\n\t\t\n<\/div>\n\n<\/div>\n
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\n \n<\/div>\n\t\t\toptional module<\/span>\n\t\t\n<\/div>\n
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\n \n<\/div>\n\t\t\tConverter stage, always included<\/span>\n\t\t\n<\/div>\n\t\t\tThese building blocks form the five topologies shown below.<\/span>\n\t\t\n<\/div>\n\n<\/div>\n\n<\/div>\n
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2L - Buck Converter<\/p>\n\t\t\t\t\t

High-current and rugged DC\/DC applications<\/p>\n\t\t\t\t\t

Voltage characteristics:<\/strong> Ua < Ue (voltage-reduction regulator)
Isolation:<\/strong> no
Quadrants:<\/strong> 2Q<\/p>\n\t\t\t\t\t

Vmax = 800 V \/ Maximum current = 700 A<\/p>\n\t\t\n<\/article>\n

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2L H-Bridge Converter<\/p>\n\t\t\t\t\t

Simulation and Dynamic Test Systems<\/p>\n\t\t\t\t\t

Voltage characteristics:<\/strong> Vout\u2264 \u2265 Vin(rising and falling edges)
Isolation:<\/strong> optional
Quadrants:<\/strong> 4Q<\/p>\n\t\t\t\t\t

Vmax = 800 V \/ Maximum current = 350 A<\/p>\n\t\t\n<\/article>\n

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Bidirectional Resonant + 2L - Buck Converter<\/p>\n\t\t\t\t\t

Battery Testing Systems & Smart Grids<\/p>\n\t\t\t\t\t

Voltage characteristics:<\/strong> parallel Vout < VinVoltage characteristics:<\/strong> parallel Ua < Ue | series Ua < 2 \u00d7 Ue
Isolation:<\/strong> yes
Quadrants:<\/strong> 4Q| series Vo< 2 \u00d7 Ue
Isolation:<\/strong> yes
Quadrants:<\/strong> 4Q<\/p>\n\t\t\t\t\t

parallel: Vmax = 800 V \/ Imax = 700 A
series: Vmax = 1500 V \/ Imax = 350 A<\/p>\n\t\t\n<\/article>\n

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Balancer + Bidirectional Resonant + 2L - Buck Converter<\/p>\n\t\t\t\t\t

MCS, Electrolysis & High-Voltage Systems<\/p>\n\t\t\t\t\t

Voltage characteristics:<\/strong> parallel: Ua < \u00bd \u00d7 Ue | series: Ua < Ue
Isolation:<\/strong> yes
Quadrants:<\/strong> 4Q<\/p>\n\t\t\t\t\t

parallel: Vmax = 750 V \/ Imax = 700 A
series: Vmax = 1500 V \/ Imax = 350 A<\/p>\n\t\t\n<\/article>\n

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Balancer + Bidirectional Resonant + 2L H-Bridge Converter<\/p>\n\t\t\t\t\t

Battery Simulation and Fuel Cell Test Systems<\/p>\n\t\t\t\t\t

Voltage characteristics:<\/strong> Vout\u2264 \u2265 Vin
Insulation:<\/strong> yes
Quadrants:<\/strong> 4Q<\/p>\n\t\t\t\t\t

Vmax = 750 V \/ Imax = 350 A<\/p>\n\t\t\n<\/article>\n\n<\/div>\n\t\t\t\n\tTopologies in Detail\n<\/a>\n\t\t\n<\/div>\n\n<\/section>\n

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Configuration<\/p>\n\t\t\t\t\t

One system, many configurations<\/h2>\n\t\t\t\t\t

All systems use a common platform consisting of performance modules, topologies, and system options. This shortens development times and reduces project risks.<\/p>\n\t\t\n<\/div>\n

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Topologies<\/h3>\n\t\t
\n \t\t\tBidirectional DC\/DC Converter (BRW)<\/span>\n\t\t\t\t\t2-Level Converter (TSB)<\/span>\n\t\t\t\t\t3-Level Converter (3L-TSB)<\/span>\n\t\t\t\t\tH-Bridge Topology<\/span>\n\t\t\t\t\tInverter \/ Frequency Converter<\/span>\n\t\t\n<\/div>\n\n<\/div>\n
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Functional enhancements<\/h3>\n\t\t
\n \t\t\tBalancer for Energy Storage Systems<\/span>\n\t\t\t\t\tBidirectional operation (2Q \/ 4Q)<\/span>\n\t\t\t\t\tRecuperation capacity<\/span>\n\t\t\t\t\tLoad Management \/ Energy Flow Control<\/span>\n\t\t\n<\/div>\n\n<\/div>\n
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System Properties<\/h3>\n\t\t
\n \t\t\tGalvanic Isolation<\/span>\n\t\t\t\t\tHigh-voltage capability up to 1,500 VDC<\/span>\n\t\t\t\t\tAir or liquid cooling<\/span>\n\t\t\t\t\tScalability (e.g., 100 kW to multi-MW)<\/span>\n\t\t\n<\/div>\n\n<\/div>\n
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Communication & Integration<\/h3>\n\t\t
\n \t\t\tEtherCAT<\/span>\n\t\t\t\t\tCAN \/ CANopen<\/span>\n\t\t\t\t\tModbus<\/span>\n\t\t\t\t\tCloud & Edge Connectivity<\/span>\n\t\t\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n
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Applications<\/p>\n\t\t\t\t\t

Where the HPDC platform operates<\/h2>\n\t\t\n<\/div>\n
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Battery Test Systems & Test Technology<\/h3>\n\t\t\t\t\t

Charging and discharging battery modules in the test bed, bidirectional and electrically isolated.<\/p>\n\t\t\t\t\t

\n\t\tProduct: knestronX CONVERT-BAT 250\n\t<\/a><\/p>\n\t\t\t\t\t

Typical layout:<\/strong> BRW + 2L - TSB<\/p>\n\t\t\n<\/article>\n

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Battery Simulation<\/h3>\n\t\t\t\t\t

Simulation of batteries and electric drive components; current and voltage are fully controllable. Also suitable for fuel cell test systems.<\/p>\n\t\t\t\t\t

\n\t\tProduct: knestronX TEST-SIM 100\n\t<\/a><\/p>\n\t\t\t\t\t

Typical topology:<\/strong> Balancer + BRW + H2L bridge<\/p>\n\t\t\n<\/article>\n

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Charging Infrastructure (MCS \/ DC Charging)<\/h3>\n\t\t\t\t\t

Megawatt charging and DC fast charging with voltages up to 1,500 V via serial connection.<\/p>\n\t\t\t\t\t

Typical topology:<\/strong> Balancer + BRW + 2L - TSB<\/p>\n\t\t\n<\/article>\n

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Electrolysis & Power-to-X<\/h3>\n\t\t\t\t\t

DC power supply for high-current electrolysis systems, connected in parallel up to 700 A.<\/p>\n\t\t\t\t\t

Typical topology:<\/strong> Balancer + BRW + 2L - Buck Converter<\/p>\n\t\t\n<\/article>\n

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DC Microgrids & Energy Storage<\/h3>\n\t\t\t\t\t

Bidirectional coupling of storage systems and DC grids, for example in smart grids.<\/p>\n\t\t\t\t\t

Typical layout:<\/strong> Bidirectional Resonant + 2L - Buck Converter<\/p>\n\t\t\n<\/article>\n

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Rail Networks & DC Grid Stabilization<\/h3>\n\t\t\t\t\t

Power electronics for stabilizing and coupling DC power systems in the rail sector.<\/p>\n\t\t\t\t\t

Topology:<\/strong> as required<\/p>\n\t\t\n<\/article>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n

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Can be combined<\/p>\n\t\t\t\t\t

Using HPDC and LPDC together<\/h2>\n\t\t\t\t\t

Modules from both platforms can also be connected. Your requirements are always our starting point, and we develop the right power electronics system for you!<\/p>\n\t\t\n<\/div>\n\t\t\t\n\tDiscover LPDC-Platform \n<\/a>\n\t\t\n<\/div>\n\n<\/section>\n

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Products<\/p>\n\t\t\t\t\t

Preconfigured Products<\/h2>\n\t\t\t\t\t

For typical applications, there are preconfigured modules based on the HPDC platform. These can be further configured and scaled as needed.<\/p>\n\t\t\n<\/div>\n

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Convert<\/p>\n\t\t\t\t\t

knestronX CONVERT-BAT 250<\/h3>\n\t\t\t\t\t

DC\/DC Converter for Battery Module Test Bench with SiC Technology (250 kW)<\/p>\n\t\t\t\t\t\n\tMore Info\n<\/a>\n\t\t\n<\/article>\n

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Test<\/p>\n\t\t\t\t\t

knestronX TEST-SIM 100<\/h3>\n\t\t\t\t\t

DC\/DC Module for Battery Simulation Using IGBT Technology (100 kW)

 

<\/p>\n\t\t\t\t\t\n\tMore Info\n<\/a>\n\t\t\n<\/article>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n

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Contact<\/p>\n\t\t\t\t\t

Let's talk about your application\u200b<\/h2>\n\t\t\t\t\t

Please provide us with the grid connection details, battery voltage, and power requirements. We'll suggest a suitable combination of modules for you.\u200b<\/p>\n\t\t

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