摘要:
An inverter unit comprising component parts including at least an inverter and a filter which removes a high harmonic wave component from an output of said inverter, wherein said component parts are housed in an aluminum case having a bottom wall portion and a side wall portion, said filter includes a coil which is wound around a core extending straight and is arranged at a position closed to one end of said case, an end portion of said core being wound with said coil is arranged closed to an inner surface of said side wall portion of the case, and a ferromagnetic plate, which leads magnetic flux coming in and out said end portion of the core arranged closed to said wall portion of the case to the direction along the inner surface of the side wall portion of the case, is disposed between said end portion of said core and said inner surface of said side wall portion of the case.
摘要:
A control apparatus for an internal combustion engine-driven vehicle equipped with a power supply unit having an AC generator driven by an internal combustion engine, and a power converter which converts an output voltage from the AC generator into an AC voltage of a certain frequency, which comprises a leakage detection means which detects an occurrence of electric leakage in the power supply unit, a leakage occurrence position identification means which identifies a leakage occurrence position, and an electric shock preventing control means which performs control for preventing electric shock on at least one of the internal combustion engine and the power converter, while allowing a rotational speed of the internal combustion engine to increase to a speed at which travel of the vehicle is enabled, when the occurrence of electric leakage is detected.
摘要:
A control apparatus for an internal combustion engine-driven vehicle equipped with a power supply unit having an AC generator driven by an internal combustion engine, and a power converter which converts an output voltage from the AC generator into an AC voltage of a certain frequency, which comprises a leakage detection means which detects an occurrence of electric leakage in the power supply unit, a leakage occurrence position identification means which identifies a leakage occurrence position, and an electric shock preventing control means which performs control for preventing electric shock on at least one of the internal combustion engine and the power converter, while allowing a rotational speed of the internal combustion engine to increase to a speed at which travel of the vehicle is enabled, when the occurrence of electric leakage is detected.
摘要:
An on-vehicle battery and electric unit assembly including: a battery mounted to a body of a vehicle driven by an engine; and an electric unit in which components of an electrical circuit connected to the battery are housed in a unit case provided with a positive DC terminal and a negative DC terminal connected to a positive terminal and a negative terminal of the battery, wherein the electric unit is placed adjacent to the battery, and the positive terminal and the negative terminal of the battery are connected to the positive DC terminal and the negative DC terminal of the electric unit by a positive busbar and a negative busbar, respectively.
摘要:
A vehicle-mounted power generator set including: an AC generator driven by an engine of a vehicle; an electric power conversion portion that converts an output of the AC generator into an AC output having commercial frequency; a controller having electric power conversion portion control means for controlling the conversion portion to generate an AC output having commercial frequency when a control mode is a power generation mode, and engine control means for controlling the engine to rotate at a rotational speed suitable for supplying electric power from the conversion portion to a load when the control mode is the power generation mode and controlling the engine to be suitable for driving the vehicle when the control mode is the vehicle driving mode; and a control switch inserted between each output terminal of the AC generator and each input terminal of the electric power conversion portion, and controlled to be in an ON state when the control mode is the power generation mode and in an OFF state when the control mode is the vehicle driving mode.
摘要:
An electric leakage detection system having: a detection point forming circuit which forms a detection point being connected through three resistors which are star-connected to a three-phase output line of an AC generator; a voltage detection circuit which detects a voltage across the detection point and ground; an electric leakage detecting part which detects existence of the electric leakage from a period of the voltage detected by the voltage detection circuit; and electric leakage occurrence position determination means which determines an occurrence position of the electric leakage from a period of the voltage across the detection point and ground, and detecting the electric leakage at a position apart from the generator without laying around a grounding conductor which grounds a neutral point of the generator.
摘要:
An electric leakage detection system having: a detection point forming circuit which forms a detection point being connected through three resistors which are star-connected to a three-phase output line of an AC generator; a voltage detection circuit which detects a voltage across the detection point and ground; and an electric leakage detecting part which detects existence of an electric leakage from a period of the detected voltage and determines an occurrence position of the electric leakage from a period of the detected voltage.
摘要:
A vehicle-mounted power generator set including: an AC generator driven by an engine of a vehicle; an electric power conversion portion that converts an output of the AC generator into an AC output having commercial frequency; a controller having electric power conversion portion control means for controlling the conversion portion to generate an AC output having commercial frequency when a control mode is a power generation mode, and engine control means for controlling the engine to rotate at a rotational speed suitable for supplying electric power from the conversion portion to a load when the control mode is the power generation mode and controlling the engine to be suitable for driving the vehicle when the control mode is the vehicle driving mode; and a control switch inserted between each output terminal of the AC generator and each input terminal of the electric power conversion portion, and controlled to be in an ON state when the control mode is the power generation mode and in an OFF state when the control mode is the vehicle driving mode.
摘要:
An on-vehicle battery and electric unit assembly including: a battery mounted to a body of a vehicle driven by an engine; and an electric unit in which components of an electrical circuit connected to the battery are housed in a unit case provided with a positive DC terminal and a negative DC terminal connected to a positive terminal and a negative terminal of the battery, wherein the electric unit is placed adjacent to the battery, and the positive terminal and the negative terminal of the battery are connected to the positive DC terminal and the negative DC terminal of the electric unit by a positive busbar and a negative busbar, respectively.