JPWO2013183764A1 - エネルギー推定装置、車両用情報システム、サーバ装置 - Google Patents
エネルギー推定装置、車両用情報システム、サーバ装置 Download PDFInfo
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- JPWO2013183764A1 JPWO2013183764A1 JP2014520070A JP2014520070A JPWO2013183764A1 JP WO2013183764 A1 JPWO2013183764 A1 JP WO2013183764A1 JP 2014520070 A JP2014520070 A JP 2014520070A JP 2014520070 A JP2014520070 A JP 2014520070A JP WO2013183764 A1 JPWO2013183764 A1 JP WO2013183764A1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
- B60L7/18—Controlling the braking effect
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
- B60L15/2009—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed for braking
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- 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
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Abstract
Description
本発明の第2の態様によると、第1の態様のエネルギー推定装置は、回生リンクに対する車両の走行速度を推定する走行速度推定部をさらに備えてもよい。このエネルギー推定装置において、配分比率算出部は、車軸トルクと、走行速度推定部により推定された走行速度とに基づいて、配分比率を算出するのが好ましい。
本発明の第3の態様による車両用情報システムは、車両にそれぞれ搭載される複数の車載装置と、車載装置と通信回線を介して接続されるサーバ装置とを有する。複数の車載装置の各々は、当該車載装置を搭載した車両の加減速度の変化を検出する加減速変化検出部と、加減速変化検出部により検出された加減速度の変化に関する加減速情報をサーバ装置へ送信する送信部とを備える。サーバ装置は、複数の車載装置からそれぞれ送信される加減速情報を受信する受信部と、受信部により受信された加減速情報に基づいて、各車両の走行時にエネルギーが損失された損失区間と、各車両の走行時にエネルギーが回生された回生区間とを特定する区間特定部と、回生区間に対する各車両の車軸トルクを算出する車軸トルク算出部と、車軸トルク算出部により算出された車軸トルクに基づいて、回生区間に対する各車両の回生ブレーキと摩擦ブレーキの配分比率を算出する配分比率算出部と、所定の道路区間に対応してそれぞれ設定された各リンクに対する消費エネルギーまたは回生エネルギーを推定するための統計パラメータとして、損失区間に対応する統計損失パラメータと、回生区間に対応し配分比率の統計値を含む統計回生パラメータとを算出する統計パラメータ算出部と、統計パラメータ算出部により算出された各リンクの統計パラメータに基づいて、走行予定の道路に対する推定対象車両の消費エネルギーまたは回生エネルギーを推定するエネルギー推定部とを備える。
本発明の第4の態様によると、第3の態様の車両用情報システムにおいて、サーバ装置は、加減速情報に基づいて回生区間に対する各車両の走行速度を算出する走行速度算出部をさらに備えてもよい。この車両用情報システムにおいて、配分比率算出部は、車軸トルクと、走行速度算出部により算出された走行速度とに基づいて、配分比率を算出するのが好ましい。
本発明の第5の態様によるサーバ装置は、複数の車両からそれぞれ送信される当該車両の加減速度の変化に関する加減速情報を受信する受信部と、受信部により受信された加減速情報に基づいて、各車両の走行時にエネルギーが損失された損失区間と、各車両の走行時にエネルギーが回生された回生区間とを特定する区間特定部と、回生区間に対する各車両の車軸トルクを算出する車軸トルク算出部と、車軸トルク算出部により算出された車軸トルクに基づいて、回生区間に対する各車両の回生ブレーキと摩擦ブレーキの配分比率を算出する配分比率算出部と、所定の道路区間に対応してそれぞれ設定された各リンクに対する消費エネルギーまたは回生エネルギーを推定するための統計パラメータとして、損失区間に対応する統計損失パラメータと、回生区間に対応し配分比率の統計値を含む統計回生パラメータとを算出する統計パラメータ算出部と、統計パラメータ算出部により算出された各リンクの統計パラメータに基づいて、走行予定の道路に対する推定対象車両の消費エネルギーまたは回生エネルギーを推定するエネルギー推定部とを備える。
本発明の第6の態様によると、第5の態様のサーバ装置は、加減速情報に基づいて回生区間に対する各車両の走行速度を算出する走行速度算出部をさらに備えてもよい。このサーバ装置において、配分比率算出部は、車軸トルクと、走行速度算出部により算出された走行速度とに基づいて、配分比率を算出するのが好ましい。
本発明の第1の実施形態について以下に説明する。第1の実施形態では、本発明による車両のエネルギー推定を適用したナビゲーション装置の例を説明する。
本発明の第2の実施形態について以下に説明する。第2の実施形態では、複数の車両とサーバ装置から構成される情報システムにおいて本発明による車両のエネルギー推定を適用した例を説明する。
日本国特許出願2012年第130133号(2012年6月7日出願)
2 車両制御装置
3 バッテリ
4 電力変換装置
5 電気モータ
6 通信端末
10 制御部
11 GPS受信部
12 振動ジャイロ
13 車速センサ
14 HDD
15 表示モニタ
16 スピーカ
17 入力装置
80、100、200、300 車両
400 移動体通信網
500 サーバ装置
501 演算処理部
502 蓄積部
Claims (6)
- 所定の道路区間に対応してそれぞれ設定された各リンクに対する車両のエネルギー変化量を推定するエネルギー変化量推定部と、
前記エネルギー変化量推定部により推定されたエネルギー変化量に基づいて、前記各リンクのうち前記車両の走行時にエネルギーが回生される回生リンクに対する前記車両の車軸トルクを算出する車軸トルク算出部と、
前記車軸トルク算出部により算出された車軸トルクに基づいて、前記回生リンクに対する前記車両の回生ブレーキと摩擦ブレーキの配分比率を算出する配分比率算出部と、
前記エネルギー変化量と、前記配分比率算出部により算出された配分比率とに基づいて、前記回生リンクに対する前記車両の回生エネルギーを推定する回生エネルギー推定部とを備えるエネルギー推定装置。 - 請求項1に記載のエネルギー推定装置において、
前記回生リンクに対する前記車両の走行速度を推定する走行速度推定部をさらに備え、
前記配分比率算出部は、前記車軸トルクと、前記走行速度推定部により推定された走行速度とに基づいて、前記配分比率を算出するエネルギー推定装置。 - 車両にそれぞれ搭載される複数の車載装置と、前記車載装置と通信回線を介して接続されるサーバ装置とを有し、
前記複数の車載装置の各々は、
当該車載装置を搭載した車両の加減速度の変化を検出する加減速変化検出部と、
前記加減速変化検出部により検出された加減速度の変化に関する加減速情報を前記サーバ装置へ送信する送信部とを備え、
前記サーバ装置は、
前記複数の車載装置からそれぞれ送信される前記加減速情報を受信する受信部と、
前記受信部により受信された加減速情報に基づいて、各車両の走行時にエネルギーが損失された損失区間と、各車両の走行時にエネルギーが回生された回生区間とを特定する区間特定部と、
前記回生区間に対する各車両の車軸トルクを算出する車軸トルク算出部と、
前記車軸トルク算出部により算出された車軸トルクに基づいて、前記回生区間に対する各車両の回生ブレーキと摩擦ブレーキの配分比率を算出する配分比率算出部と、
所定の道路区間に対応してそれぞれ設定された各リンクに対する消費エネルギーまたは回生エネルギーを推定するための統計パラメータとして、前記損失区間に対応する統計損失パラメータと、前記回生区間に対応し前記配分比率の統計値を含む統計回生パラメータとを算出する統計パラメータ算出部と、
前記統計パラメータ算出部により算出された各リンクの統計パラメータに基づいて、走行予定の道路に対する推定対象車両の消費エネルギーまたは回生エネルギーを推定するエネルギー推定部とを備える車両用情報システム。 - 請求項3に記載の車両用情報システムにおいて、
前記サーバ装置は、前記加減速情報に基づいて前記回生区間に対する各車両の走行速度を算出する走行速度算出部をさらに備え、
前記配分比率算出部は、前記車軸トルクと、前記走行速度算出部により算出された走行速度とに基づいて、前記配分比率を算出する車両用情報システム。 - 複数の車両からそれぞれ送信される当該車両の加減速度の変化に関する加減速情報を受信する受信部と、
前記受信部により受信された前記加減速情報に基づいて、各車両の走行時にエネルギーが損失された損失区間と、各車両の走行時にエネルギーが回生された回生区間とを特定する区間特定部と、
前記回生区間に対する各車両の車軸トルクを算出する車軸トルク算出部と、
前記車軸トルク算出部により算出された車軸トルクに基づいて、前記回生区間に対する各車両の回生ブレーキと摩擦ブレーキの配分比率を算出する配分比率算出部と、
所定の道路区間に対応してそれぞれ設定された各リンクに対する消費エネルギーまたは回生エネルギーを推定するための統計パラメータとして、前記損失区間に対応する統計損失パラメータと、前記回生区間に対応し前記配分比率の統計値を含む統計回生パラメータとを算出する統計パラメータ算出部と、
前記統計パラメータ算出部により算出された各リンクの統計パラメータに基づいて、走行予定の道路に対する推定対象車両の消費エネルギーまたは回生エネルギーを推定するエネルギー推定部とを備えるサーバ装置。 - 請求項5に記載のサーバ装置において、
前記加減速情報に基づいて前記回生区間に対する各車両の走行速度を算出する走行速度算出部をさらに備え、
前記配分比率算出部は、前記車軸トルクと、前記走行速度算出部により算出された走行速度とに基づいて、前記配分比率を算出するサーバ装置。
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