JP7149366B1 - 運搬車両及び車両制御システム - Google Patents
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- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
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- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
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- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
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- B60W50/0097—Predicting future conditions
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- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
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- G05D1/02—Control of position or course in two dimensions
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- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2300/00—Indexing codes relating to the type of vehicle
- B60W2300/12—Trucks; Load vehicles
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- B60W2554/00—Input parameters relating to objects
- B60W2554/40—Dynamic objects, e.g. animals, windblown objects
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- B60W2554/802—Longitudinal distance
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- B60W2556/00—Input parameters relating to data
- B60W2556/45—External transmission of data to or from the vehicle
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- B60—VEHICLES IN GENERAL
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- B60W2556/00—Input parameters relating to data
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Abstract
Description
まず、本発明に係る運搬車両の実施形態を説明する。以下の説明において、運搬車両が露天掘り鉱山の作業現場(図1参照)において自律走行可能な無人車両の例を挙げるが、本発明の運搬車両は、オペレータが車両に搭乗して操縦する車両や、遠隔操作による操縦を行う車両であっても良い。
以下、図12を基に本発明に係る車両制御システムの実施形態を説明する。図12は実施形態に係る車両制御システムを示す概略構成図である。図12に示すように、本実施形態の車両制御システム1は、複数の無人車両20Aと、複数の積込機30と、これらの無人車両20A及び積込機30の作業を管理するサーバ50と、を備えている。無人車両20A、積込機30及びサーバ50は、無線通信回線40(図1参照)によって互いに通信可能に接続されている。
10 搬送路
11 走行経路
12 ノード
13 走行区間
20,20A 無人車両(運搬車両)
30 積込機
40 無線通信回線
50 サーバ
200 記憶装置
201 地図情報記憶部
210 無線通信装置
220,220A 車両制御装置
221 加速準備時間算出部
222 制御目標生成部
223 自律走行制御部
224 車体駆動部
230 積載センサ(積載量検出装置)
240 位置センサ(位置検出装置)
250 速度センサ(速度検出装置)
260 距離センサ(距離検出装置)
300 発進指示入力装置
500 加速準備時間算出装置
Claims (6)
- 発電機で発電した電力によって電動モータを駆動し、前記電動モータの駆動で走行する運搬車両であって、
前記運搬車両の位置を検出する位置検出装置と、
前記運搬車両の速度を検出する速度検出装置と、
予め設定された地図情報に基づいて前記運搬車両を制御する車両制御装置と、
を備え、
前記車両制御装置は、
前記地図情報と照合され前記位置検出装置で検出した前記運搬車両の位置と、前記速度検出装置で検出した前記運搬車両の速度とに基づいて、積込機による前記運搬車両への積込作業の作業進捗又は前記運搬車両の前方を走行する先行車両の運搬作業の作業進捗を算出し、
算出した前記作業進捗に基づいて、前記作業進捗が所定の割合を超えると予測される時刻から前記運搬車両が加速を開始すると予測される時刻までの時間を加速準備時間として算出し、
算出した前記加速準備時間に基づいて、前記加速準備時間の間に前記発電機を発電させることを特徴とする運搬車両。 - 前記運搬車両の積載量を検出する積載量検出装置を更に備え、
前記車両制御装置は、
前記積載量検出装置で検出した積載量に基づいて前記積込機による前記運搬車両への積込作業が完了するまでの積込作業時間を推定し、推定した前記積込作業時間に基づいて前記積込作業の作業進捗を算出する請求項1に記載の運搬車両。 - 前記運搬車両と前記先行車両との距離を検出する距離検出装置を更に備え、
搬送路を分割した走行区間がそれぞれ座標を示す複数のノードで分割されて設定された場合において、前記先行車両が走行している走行区間に含まれる全てのノードのうち前記運搬車両に最も近いノードから最も遠いノードまでの距離を前記先行車両の走行区間経路長としたとき、
前記車両制御装置は、
前記距離検出装置で検出した前記運搬車両と前記先行車両との距離と、前記位置検出装置で検出した前記運搬車両の位置と、前記地図情報に記載されるノード情報と、前記速度検出装置で検出した前記運搬車両の速度とに基づいて、前記先行車両の速度と前記先行車両の前記走行区間経路長とを算出し、
算出した前記先行車両の速度と前記走行区間経路長とに基づいて、前記先行車両の運搬作業の作業進捗を算出する請求項1に記載の運搬車両。 - 発電機で発電した電力によって電動モータを駆動し前記電動モータの駆動で走行する運搬車両と、前記運搬車両に対して積込作業を行う積込機と、前記運搬車両と通信可能に接続されたサーバと、を備える車両制御システムであって、
前記運搬車両は、該運搬車両の位置を検出する位置検出装置と、該運搬車両の速度を検出する速度検出装置と、予め設定された地図情報に基づいて前記運搬車両を制御する車両制御装置とを備え、
前記サーバは、
前記運搬車両から送信され前記地図情報と照合された前記運搬車両の位置と前記運搬車両の速度とに基づいて、前記積込機による前記運搬車両への積込作業の作業進捗又は前記運搬車両の前方を走行する先行車両の運搬作業の作業進捗を算出し、
算出した前記作業進捗に基づいて、前記作業進捗が所定の割合を超えると予測される時刻から前記運搬車両が加速を開始すると予測される時刻までの時間を加速準備時間として算出し、
前記運搬車両の前記車両制御装置は、前記サーバで算出した前記加速準備時間に基づいて、前記加速準備時間の間に前記発電機を発電させることを特徴とする車両制御システム。 - 前記運搬車両は、該運搬車両の積載量を検出する積載量検出装置を更に備え、
前記サーバは、
前記運搬車両から送信された前記運搬車両の積載量に基づいて、前記積込機による前記運搬車両への積込作業が完了するまでの積込作業時間を推定し、
推定した前記積込作業時間に基づいて前記積込作業の作業進捗を算出する請求項4に記載の車両制御システム。 - 前記運搬車両は、該運搬車両と前記先行車両との距離を検出する距離検出装置を更に備え、
搬送路を分割した走行区間がそれぞれ座標を示す複数のノードで分割されて設定された場合において、前記先行車両が走行している走行区間に含まれる全てのノードのうち前記運搬車両に最も近いノードから最も遠いノードまでの距離を前記先行車両の走行区間経路長としたとき、
前記サーバは、
前記運搬車両から送信された、前記運搬車両の位置と前記運搬車両の速度と前記運搬車両と前記先行車両との距離と前記地図情報に記載されるノード情報とに基づいて、前記先行車両の速度と前記先行車両の前記走行区間経路長とを算出し、
算出した前記先行車両の速度と前記走行区間経路長とに基づいて、前記先行車両の運搬作業の作業進捗を算出する請求項4に記載の車両制御システム。
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JP2021053395A JP7149366B1 (ja) | 2021-03-26 | 2021-03-26 | 運搬車両及び車両制御システム |
EP22774629.4A EP4316931A1 (en) | 2021-03-26 | 2022-01-25 | Transport vehicle and vehicle control system |
PCT/JP2022/002543 WO2022201827A1 (ja) | 2021-03-26 | 2022-01-25 | 運搬車両及び車両制御システム |
CA3190541A CA3190541A1 (en) | 2021-03-26 | 2022-01-25 | Hauling vehicle and vehicle control system |
US18/023,455 US20230227021A1 (en) | 2021-03-26 | 2022-01-25 | Hauling Vehicle and Vehicle Control System |
AU2022244547A AU2022244547A1 (en) | 2021-03-26 | 2022-01-25 | Transport vehicle and vehicle control system |
CN202280005766.1A CN116034062A (zh) | 2021-03-26 | 2022-01-25 | 搬运车辆以及车辆控制系统 |
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