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1. WO2020089047 - SHOCK PROTECTION FOR RADIO-INTERFERENCE-SUPPRESSED VOLTAGE TRANSFORMERS IN A POTENTIAL-FREE DC VOLTAGE NETWORK

Publication Number WO/2020/089047
Publication Date 07.05.2020
International Application No. PCT/EP2019/079124
International Filing Date 25.10.2019
IPC
B60L 3/00 2019.01
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
3Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
B60L 3/04 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
3Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
04Cutting-off the power supply under fault conditions
B60L 3/12 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
3Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
12Recording operating variables
H02H 3/14 2006.01
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
3Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection
14responsive to occurrence of voltage on parts normally at earth potential
CPC
B60L 2210/40
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
2210Converter types
40DC to AC converters
B60L 2240/526
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
2240Control parameters of input or output; Target parameters
40Drive Train control parameters
52related to converters
526Operating parameters
B60L 3/0046
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
3Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
0023Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
0046relating to electric energy storage systems, e.g. batteries or capacitors
B60L 3/0069
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
3Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
0023Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
0069relating to the isolation, e.g. ground fault or leak current
B60L 3/04
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
3Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
04Cutting off the power supply under fault conditions
B60L 3/12
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
3Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
12Recording operating variables ; ; Monitoring of operating variables
Applicants
  • ROBERT BOSCH GMBH [DE]/[DE]
Inventors
  • GASE, Stephan
  • FACKLER, Rupert
  • WINTER, Arnold
  • LAUERSDORF, Martin
  • HAAS, Axel
  • MAUR, Marcel
Priority Data
10 2018 218 449.629.10.2018DE
Publication Language German (DE)
Filing Language German (DE)
Designated States
Title
(DE) BERÜHRUNGSSICHERHEIT FÜR FUNKENTSTÖRTE SPANNUNGSWANDLER IN EINEM POTENTIALFREIEN GLEICHSPANNUNGSNETZ
(EN) SHOCK PROTECTION FOR RADIO-INTERFERENCE-SUPPRESSED VOLTAGE TRANSFORMERS IN A POTENTIAL-FREE DC VOLTAGE NETWORK
(FR) SÉCURITÉ DE CONTACT POUR DES CONVERTISSEURS DE TENSION ANTIPARASITÉS DANS UN RÉSEAU À TENSION CONTINUE EXEMPT DE POTENTIEL
Abstract
(DE)
Spannungswandler (1) zur Wandlung zwischen einer Gleichspannung an einem Gleichspannungstor (2) und einer ein-oder mehrphasigen Wechselspannung an einem Wechselspannungstor (3) durch zeitliche Taktung eines elektronischen Schaltwerks (4), über das jede Phase (3a-3c) des Wechselspannungstors (3) wahlweise mit dem Pluspol oder mit dem Minuspol des Gleichspannungstors (2) verbindbar ist, wobei der Pluspol, und/oder der Minuspol, des Gleichspannungstors (2) über mindestens einen Kondensator (5, 5a, 5b) mit einem Masseanschluss (7) verbunden ist, wobei der Masseanschluss (7) mit einer externen Masse (7a) verbindbar ist und wobei die Verbindung zwischen dem Kondensator (5, 5a, 5b) und dem Masseanschluss (7) über mindestens ein Schaltelement (6, 6a, 6b) geführt ist. Elektrischer Antriebsstrang (10) für ein Kraftfahrzeug (100). Kraftfahrzeug (100)mit dem elektrischen Antriebsstrang (10).
(EN)
The invention relates to a voltage transformer (1) for transformation between a direct voltage at a direct voltage gate (2) and a single-phase or multi-phase alternating voltage at an alternating voltage gate (3) by temporal clocking of an electronic switching unit (4), via which each phase (3a-3c) of the alternating voltage gate (3) can be connected either to the positive pole or to the negative pole of the direct voltage gate (2), wherein the positive pole and/or the negative pole of the direct voltage gate (2) is connected via at least one capacitor (5, 5a, 5b) to a ground connection (7), wherein the ground connection (7) can be connected to an external ground (7a), and wherein the connection between the capacitor (5, 5a, 5b) and the ground connection (7) is guided via at least one switch element (6, 6a, 6b). The invention also relates to an electric powertrain (10) for a motor vehicle (100). The invention further relates to a motor vehicle (100) having the electric powertrain (10).
(FR)
L'invention concerne des convertisseurs de tension (1) destinés à effectuer une conversion entre une tension continue sur une porte de tension continue (2) et une tension alternative monophasée ou polyphasée sur une porte de tension alternative (3) par cadence temporelle d'un mécanisme de commutation électronique (4), par l'intermédiaire duquel chaque phase (3a-3c) de la porte de tension alternative (3) peut être reliée sélectivement au pôle positif ou au pôle négatif de la porte de tension continue (2), le pôle positif, et/ou le pôle négatif, de la porte de tension continue (2) étant relié à une mise à la masse (7) par l'intermédiaire d'au moins un condensateur (5, 5a, 5b), la mise à la masse (7) pouvant être reliée à une masse externe (7a) et la liaison entre le condensateur (5, 5a, 5b) et la mise à la masse (7) étant guidée par l'intermédiaire d'au moins un élément de commutation (6, 6a, 6b). L'invention concerne également une chaîne cinématique électrique (10) pour un véhicule automobile (100). L'invention concerne également un véhicule automobile (100) pourvu de la chaîne cinématique électrique (10).
Also published as
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