SHOVEL AND SHOVEL CONTROL METHOD - SUMITOMO HEAVY INDUSTRIES

Title:

SHOVEL AND SHOVEL CONTROL METHOD

Document Type and Number:

WIPO Patent Application WO/2016/088894

Kind Code:

A1

Abstract:

A shovel according to an example of the present invention is provided with: a lower traveling body (1); an upper revolving body (3); an engine (11) mounted to the upper revolving body (3); a motor generator (12) which is driven by the engine (11); an electrical storage device (19) which stores power generated by the motor generator (12); an electric motor (21) which supplies regenerated power to the electrical storage device (19); a selective reduction catalyst system (100) which purifies exhaust gas by injecting, into an exhaust pipe of the engine (11), a reduction agent stored in a reduction-agent storage tank (31); a selective reduction catalyst system controller (93) for detecting abnormalities in the selective reduction catalyst system (100); and a control device (30) which, on the basis of the detection result of the selective reduction catalyst system controller (93), carries out an abnormality determination on the selective reduction catalyst system (100). The control device (30) continues to control the electric motor (21) before and after the abnormality determination.

More Like This:

JP2007232036	CYLINDER CUSHION DEVICE
JP2729978	OPERATION DEVICE OF MOTOR GRADER

Inventors:

SUGIYAMA YUTA (JP)

Application Number:

PCT/JP2015/084203

Publication Date:

June 09, 2016

Filing Date:

December 04, 2015

Export Citation:

Click for automatic bibliography generation Help

Assignee:

SUMITOMO HEAVY INDUSTRIES (JP)

International Classes:

E02F9/20; B60L50/10

Foreign References:

JP2010106561A	2010-05-13
JP2008297812A	2008-12-11

Other References: