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DEVICE AND METHOD FOR CONTROLLING HYDRAULIC PUMP FOR CONSTRUCTION MACHINE
The present invention relates to a device and method for controlling a hydraulic pump for a construction machine, such as an excavator. The device for controlling a hydraulic pump for a construction machine according to the present invention comprises: an operation unit operated by a user; a hydraulic pump; an engine for providing a driving force to the hydraulic pump; an operation mode selecting unit for controlling an output of the engine; an auxiliary power source connected to the engine to assist the driving force; and a control unit for adding a torque of the auxiliary power source to a torque of the engine so as to calculate an available torque and controlling a pump torque of the hydraulic pump on the basis of the available torque.
La présente invention concerne un dispositif et un procédé pour commander une pompe hydraulique pour une machine de construction, tel qu'un excavateur. Le dispositif de commande d'une pompe hydraulique pour une machine de construction selon la présente invention comprend : une unité d'actionnement actionnée par un utilisateur ; une pompe hydraulique ; un moteur pour fournir une force d'entraînement à la pompe hydraulique ; une unité de sélection de mode de fonctionnement pour commander une sortie du moteur ; une source d'énergie auxiliaire reliée au moteur pour aider la force d'entraînement ; et une unité de commande pour ajouter un couple de la source d'énergie auxiliaire à un couple du moteur afin de calculer un couple disponible et de commander un couple de pompe de la pompe hydraulique en fonction du couple disponible.
본 발명은 굴삭기와 같은 건설기계의 유압펌프를 제어하기 위한 장치 및 방법에 관한 것이다. 본 발명에 따른 건설기계의 유압펌프 제어 장치는 사용자에 의해 조작되는 조작부, 유압펌프, 상기 유압펌프에 구동력을 제공하는 엔진, 상기 엔진의 출력을 제어하기 위한 작동모드 선택부, 상기 엔진에 연결되어 구동력을 보조하는 보조 동력원, 및 상기 엔진의 토크에 상기 보조 동력원의 토크를 더하여 가용토크를 산정하고, 상기 가용토크를 바탕으로 상기 유압펌프의 펌프토크를 제어하는 제어부를 포함한다.
DEVICE AND METHOD FOR CONTROLLING HYDRAULIC PUMP FOR CONSTRUCTION MACHINE
The present invention relates to a device and method for controlling a hydraulic pump for a construction machine, such as an excavator. The device for controlling a hydraulic pump for a construction machine according to the present invention comprises: an operation unit operated by a user; a hydraulic pump; an engine for providing a driving force to the hydraulic pump; an operation mode selecting unit for controlling an output of the engine; an auxiliary power source connected to the engine to assist the driving force; and a control unit for adding a torque of the auxiliary power source to a torque of the engine so as to calculate an available torque and controlling a pump torque of the hydraulic pump on the basis of the available torque.
La présente invention concerne un dispositif et un procédé pour commander une pompe hydraulique pour une machine de construction, tel qu'un excavateur. Le dispositif de commande d'une pompe hydraulique pour une machine de construction selon la présente invention comprend : une unité d'actionnement actionnée par un utilisateur ; une pompe hydraulique ; un moteur pour fournir une force d'entraînement à la pompe hydraulique ; une unité de sélection de mode de fonctionnement pour commander une sortie du moteur ; une source d'énergie auxiliaire reliée au moteur pour aider la force d'entraînement ; et une unité de commande pour ajouter un couple de la source d'énergie auxiliaire à un couple du moteur afin de calculer un couple disponible et de commander un couple de pompe de la pompe hydraulique en fonction du couple disponible.
본 발명은 굴삭기와 같은 건설기계의 유압펌프를 제어하기 위한 장치 및 방법에 관한 것이다. 본 발명에 따른 건설기계의 유압펌프 제어 장치는 사용자에 의해 조작되는 조작부, 유압펌프, 상기 유압펌프에 구동력을 제공하는 엔진, 상기 엔진의 출력을 제어하기 위한 작동모드 선택부, 상기 엔진에 연결되어 구동력을 보조하는 보조 동력원, 및 상기 엔진의 토크에 상기 보조 동력원의 토크를 더하여 가용토크를 산정하고, 상기 가용토크를 바탕으로 상기 유압펌프의 펌프토크를 제어하는 제어부를 포함한다.
DEVICE AND METHOD FOR CONTROLLING HYDRAULIC PUMP FOR CONSTRUCTION MACHINE
DISPOSITIF ET PROCÉDÉ POUR COMMANDER UNE POMPE HYDRAULIQUE POUR MACHINE DE CONSTRUCTION
건설기계의 유압펌프 제어 장치 및 제어 방법
LEE TAEK JIN (author) / AN MIN HA (author) / JUNG WOO YONG (author)
2016-12-08
Patent
Electronic Resource
Korean
IPC:
E02F
Baggern
,
DREDGING
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