Inventor

SCHUMMER HELMUT

DE15 patents

⚠️ This page may combine multiple inventors who share the name “SCHUMMER HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SIEMENS AG

10 patents

US4808200AFeb 28, 1989

Electrostatic precipitator power supply

SIEMENS AG148 citations96

US4413225ANov 1, 1983

Method of operating an electrostatic precipitator

SIEMENS AG65 citations95

US4282014AAug 4, 1981

Detector for detecting voltage breakdowns on the high-voltage side of an electric precipitator

SIEMENS AG66 citations94

US5471377ANov 28, 1995

Process for controlling a power supply which supplies power to an electrostatic filter in which secondary circuit states are determined based on measured primary circuit values and in which short circuits are detected

SIEMENS AG17 citations72

US4433281AFeb 21, 1984

Method for automatic control of the voltage of an electrostatic filter at the breakdown limit

SIEMENS AG11 citations72

US4138232AFeb 6, 1979

Detector for detecting voltage breakdowns on the high-voltage side of an electric precipitator

SIEMENS AG15 citations72

US4382805AMay 10, 1983

System for automatically controlling the breakdown voltage limit of an electrofilter

SIEMENS AG5 citations61

METALLGESELLSCHAFT AG

5 patents

US4779182AOct 18, 1988

Power supply for an electrostatic filter

METALLGESELLSCHAFT AG84 citations94

US4873620AOct 10, 1989

Voltage supply with recovery protection for a thyristor

METALLGESELLSCHAFT AG21 citations81

US4432061AFeb 14, 1984

System for controlling the voltage of an electrofilter

METALLGESELLSCHAFT AG21 citations81

US4690694ASep 1, 1987

Method of automatically controlling an electrostatic precipitator

METALLGESELLSCHAFT AG20 citations78

US4670829AJun 2, 1987

Method and apparatus for supplying an electrostatic precipitator with high voltage pulses

METALLGESELLSCHAFT AG17 citations71

SCHUMMER HELMUT

SIEMENS AG

Electrostatic precipitator power supply

Method of operating an electrostatic precipitator

Detector for detecting voltage breakdowns on the high-voltage side of an electric precipitator

Process for controlling a power supply which supplies power to an electrostatic filter in which secondary circuit states are determined based on measured primary circuit values and in which short circuits are detected

Method for detecting breakdowns in an electrostatic filter

Method for optimizing the knock frequency of an electrofilter system

Method for determining the filter current limit of an electrostatic filter

Method for automatic control of the voltage of an electrostatic filter at the breakdown limit

Detector for detecting voltage breakdowns on the high-voltage side of an electric precipitator

System for automatically controlling the breakdown voltage limit of an electrofilter

METALLGESELLSCHAFT AG

Power supply for an electrostatic filter

Voltage supply with recovery protection for a thyristor

System for controlling the voltage of an electrofilter

Method of automatically controlling an electrostatic precipitator

Method and apparatus for supplying an electrostatic precipitator with high voltage pulses