MINING MACHINE MANAGEMENT SYSTEM AND MINING MACHINE MANAGEMENT METHOD

• US 20150142258A1
• Filed: 08/30/2013
• Published: 05/21/2015
• Est. Priority Date: 08/30/2013
• Status: Active Grant

• Current Assignee: Komatsu Ltd.
• Original Assignee: Komatsu Ltd.
• Inventors: Sugihara, Motohide, Hori, Koutarou
• Granted Patent: US 9,243,923 B2
• Time in Patent Office: Days
• US Class Current: 701/32.3
• CPC Class Codes: G01C 21/20 Instruments for performing navigational calculations G01C21/24, G01C21/26 take precedence
• CPC Class Codes: G01C 21/3407 specially adapted for specific applications
• CPC Class Codes: G05D 1/0297 by controlling means in a control room
• CPC Class Codes: G06Q 10/06 Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
• CPC Class Codes: G06Q 50/02 Agriculture; Fishing; Forestry; Mining
• CPC Class Codes: G07C 5/008 communicating information to a remotely located station transmission systems for measured values G08C
• CPC Class Codes: G07C 5/0841 Registering performance data recording measured values G01D; information storage G11B

Abstract

A mining machine management system includes: a position information detection unit detecting position information related to a position of a mining machine; and a determination unit determining a second route corresponding to a plurality of pieces of the position information is identical to a first route based on at least whether a position of each node corresponds with the position information, the node being a piece of information related to a position of the first route that is a route taken by the mining machine departing a predetermined first position, passing a second position at which a load is loaded, and moving to a third position at which the load is removed.

Claims

1. A mining machine management system comprising:

a position information detection unit which is mounted in a mining machine operating in a mine and detects position information related to a position of the mining machine; and

a determination unit which determines that a second route corresponding to a plurality of pieces of the position information is identical to a first route based on at least whether or not a position of each node present at every predetermined distance of the first route corresponds with the position information detected by the position information detection unit when the mining machine is in operation, the node being a piece of information related to a position of the first route that is a route taken by the mining machine departing a predetermined first position, passing a second position at which a load is loaded, and moving to a third position at which the load is removed, wherein

the determination unit determines that the position of the node corresponds with the position information when the position information is located in a predetermined range around the node, and corrects the position of the node by using the position information located within the predetermined range.

2. The mining machine management system according to claim 1, wherein the position information located within the predetermined range has a shortest distance to the node that is not yet corrected.

3. The mining machine management system according to claim 1, wherein the determination unit:

obtains a travel direction of the mining machine from the plurality of pieces of position information;

determines that the position information does not correspond with the position of the node even when the position information is located in a predetermined range around the node located between the second position and the third position, in a case where the travel direction is directed from the first position to the second position; and

determines that the position information does not correspond with the position of the node even when the position information is located in a predetermined range around the node located between the first position and the second position, in a case where the travel direction is directed from the second position to the third position.

4. The mining machine management system according to claim 1, further comprising a load detection device which detects whether or not a load is loaded onto the mining machine, wherein

the determination unit determines that:

the position information does not correspond with the position of the node even when the position information is located in a predetermined range around the node located between the first position and the second position, in a case where the load is present; and

the position information does not correspond with the position of the node even when the position information is located in a predetermined range around the node located between the second position and the third position, in a case where the load is absent.

5. A mining machine management system comprising:

a position information detection unit which is mounted in a mining machine operating in a mine and detects position information related to a position of the mining machine in operation; and

a determination unit which determines that a second route corresponding to a plurality of pieces of the position information is identical to a first route based on a travel direction of the mining machine obtained from the plurality of pieces of position information and a position of a plurality of nodes present at every predetermined distance, the plurality of nodes being a piece of information related to a position of the first route that is a route taken by the mining machine departing a predetermined first position, passing a second position at which a load is loaded, and moving to a third position at which the load is removed.

6. A mining machine management system comprising:

a position information detection unit which is mounted in a mining machine operating in a mine and detects position information related to a position of the mining machine in operation;

a load detection device which is mounted in the mining machine and detects whether or not the load is loaded onto the mining machine; and

a determination unit which determines that a second route corresponding to a plurality of pieces of the position information is identical to a first route based on a state of the load and a position of a plurality of nodes present at every predetermined distance, the plurality of nodes being a piece of information related to a position of the first route that is a route taken by the mining machine departing a predetermined first position, passing a second position at which the load is loaded, and moving to a third position at which the load is removed.

7. A mining machine management method comprising:

detecting position information related to a position of a mining machine in operation that operates in a mine;

determining that a second route corresponding to a plurality of pieces of the position information is identical to a first route based on at least whether or not a position of each node present at every predetermined distance of the first route corresponds with the position information detected, the node being a piece of information related to a position of the first route that is a route taken by the mining machine departing a predetermined first position, passing a second position at which a load is loaded, and moving to a third position at which the load is removed; and

the determining includes determining that the position of the node corresponds with the position information when the position information is located in a predetermined range around the node, and correcting the position of the node by using the position information located within the predetermined range.

8. The mining machine management method according to claim 7, wherein the position information located within the predetermined range has a shortest distance to the node that is not yet corrected.

9. The mining machine management method according to claim 7, wherein the determining includes:

obtaining a travel direction of the mining machine from the plurality of pieces of position information;

determining that the position information does not correspond with the position of the node even when the position information is located in a predetermined range around the node located between the second position and the third position, in a case where the travel direction is directed from the first position to the second position; and

determining that the position information does not correspond with the position of the node even when the position information is located in a predetermined range around the node located between the first position and the second position, in a case where the travel direction is directed from the second position to the third position.

10. The mining machine management method according to claim 7, wherein the determining includes:

determining that the position information does not correspond with the position of the node even when the position information is located in a predetermined range around the node located between the first position and the second position, in a case where the load is loaded onto the miming machine; and

determining that the position information does not correspond with the position of the node even when the position information is located in a predetermined range around the node located between the second position and the third position, in a case where the load is absent.

11. A mining machine management method comprising:

detecting position information related to a position of a mining machine in operation that operates in a mine; and

determining that a second route corresponding to a plurality of pieces of the position information is identical to a first route based on a travel direction of the mining machine obtained from the plurality of pieces of position information and a position of a plurality of nodes present at every predetermined distance, the plurality of nodes being a piece of information related to a position of the first route that is a route taken by the mining machine departing a predetermined first position, passing a second position at which a load is loaded, and moving to a third position at which the load is removed.

12. A mining machine management method comprising:

detecting position information related to a position of a mining machine in operation that operates in a mine;

detecting whether or not the mining machine which loads a load at the mine and transports the load is loaded with the load; and

determining that a second route corresponding to a plurality of pieces of the position information is identical to a first route based on a state of the load and a position of a plurality of nodes present at every predetermined distance, the plurality of nodes being a piece of information related to a position of the first route that is a route taken by the mining machine departing a predetermined first position, passing a second position at which the load is loaded, and moving to a third position at which the load is removed.