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TRANSTRON Inc.

Yokohama, JP

TRANSTRON Inc. Patent applications
Patent application numberTitlePublished
20110077837ENGINE CONTROL APPARATUS AND METHOD - A dynamic feedforward amount to realize a predetermined transient response characteristic by compensating a transient response characteristic of an engine having a Variable Nozzle Turbo (VNT) and an Exhaust Gas Recirculator (EGR) is calculated for a nozzle opening degree of the VNT and a valve opening degree of the EGR. The transient response characteristic of the engine responds to a setting value of an injection quantity or the like. Then, command values of the nozzle opening degree of the VNT and the valve opening degree of the EGR are calculated by using the dynamic feedforward amount. In the transient state, the followingness to the target value is improved.03-31-2011
20110029220Intake system control device and method - an intake system control device includes: an acquisition section that acquires an operation condition of an engine; a steady-state value determination section that determines input and output steady-state values for an intake system of the engine based on the acquired operation condition; a gain determination section that determines a gain for a state space model; and a first input calculation section that calculates the intake system input from the acquired operation condition, the input steady-state value, the output steady-state value, and an intake system output by using the state space model having the determined gain.02-03-2011