Title:
BIFUEL ENGINE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2017/130543
Kind Code:
A1
Abstract:
This bifuel engine system is provided with: multi-point injection (MPI) type gasoline injectors (22) which are located in the vicinity of each cylinder of a multi-cylinder engine (1), and which correspondingly inject gasoline into each cylinder; a single-point injection (SPI) type compressed natural gas (CNG) injector (32) which is located in a position away from each cylinder of the engine (1), and which injects CNG into an intake manifold (13); and an electronic control device (ECU) (50) for controlling the gasoline injectors (22) and the CNG injector (32) in accordance with the operation state of the engine (1). When it is determined that acceleration is demanded of the engine (1) during CNG operation, the ECU (50) controls the gasoline injectors (22) and the CNG injector (32) in order to switch from CNG operation to gasoline operation.
Inventors:
NAKATANI FUMIHITO (JP)
HISHIDA YUJI (JP)
HISHIDA YUJI (JP)
Application Number:
PCT/JP2016/084749
Publication Date:
August 03, 2017
Filing Date:
November 24, 2016
Export Citation:
Assignee:
AISAN IND (JP)
International Classes:
F02D19/06; F02B43/00; F02D41/02; F02M21/02
Domestic Patent References:
| WO2014163046A1 | 2014-10-09 |
Foreign References:
| JP2013241905A | 2013-12-05 | |||
| JPH10504364A | 1998-04-28 |
Attorney, Agent or Firm:
COSMOS PATENT OFFICE (JP)
Download PDF: