SE1451290A1 - Method and system for decelerating a vehicle - Google Patents

Method and system for decelerating a vehicle Download PDF

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Publication number
SE1451290A1
SE1451290A1 SE1451290A SE1451290A SE1451290A1 SE 1451290 A1 SE1451290 A1 SE 1451290A1 SE 1451290 A SE1451290 A SE 1451290A SE 1451290 A SE1451290 A SE 1451290A SE 1451290 A1 SE1451290 A1 SE 1451290A1
Authority
SE
Sweden
Prior art keywords
vehicle
torque
electrical machine
brake torque
driver
Prior art date
Application number
SE1451290A
Other languages
English (en)
Other versions
SE539496C2 (sv
Inventor
Afram Kourie
Mats Liwell
Mattias Nilsson
Fredrik Sundén
Original Assignee
Scania Cv Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Scania Cv Ab filed Critical Scania Cv Ab
Priority to SE1451290A priority Critical patent/SE539496C2/sv
Priority to EP15793924.0A priority patent/EP3212480B1/en
Priority to BR112017006597-5A priority patent/BR112017006597B1/pt
Priority to KR1020177013525A priority patent/KR101989117B1/ko
Priority to US15/516,971 priority patent/US11007994B2/en
Priority to PCT/SE2015/051089 priority patent/WO2016068773A1/en
Publication of SE1451290A1 publication Critical patent/SE1451290A1/sv
Publication of SE539496C2 publication Critical patent/SE539496C2/sv

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • 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
    • B60W20/00—Control systems specially adapted for hybrid vehicles
    • B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
    • B60W20/15—Control strategies specially adapted for achieving a particular effect
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
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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
    • 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
    • B60K6/22—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 apparatus, components or means specially adapted for HEVs
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    • B60W10/184—Conjoint control of vehicle sub-units of different type or different function including control of braking systems with wheel brakes
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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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    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S903/00—Hybrid electric vehicles, HEVS
    • Y10S903/902—Prime movers comprising electrical and internal combustion motors
    • Y10S903/903—Prime movers comprising electrical and internal combustion motors having energy storing means, e.g. battery, capacitor

Claims (21)

1. .Förfarande för inbromsning av ett fordon (100), varvid nämnda fordon (100) innefattar minst en elektrisk motor(110) som anordnats för att tillhandahälla ett styrbartmoment till minst ett drivande hjul (113, 114) pä nämndafordon (100), varvid nämnda fordon (100) vidareinnefattar av föraren styrbara medel för att aktivtbegära ett moment för framförande av fordonet (100),kännetecknat av att nämnda förfarande, när enförarbegäran om ett moment för framförande reduceras iminst en första omfattning, innefattar: - applicering av ett första bromsmoment (ÃWM) med hjälp av nämnda elektriska motor, - inbromsning av nämnda fordon (100) till stillastäendeläge med hjälp av nämnda första bromsmoment (ÃWM) och - när nämnda fordon (100) har bromsats in till nämndastillastäende läge med hjälp av nämnda elektriska motor(110), fortsatt applicering av ett moment (ïßm) med hjälpav nämnda elektriska motor (110) för att hälla nämndafordon (100) i nämnda stillastäende läge med hjälp avnämnda moment (ïßm) SOm appliceras av nämnda elektriskamotor (110), varvid fordonet (100) innefattar enförbränningsmotor (101) som anordnats för selektivtillkoppling till minst ett drivande hjul (11, 114) pänämnda fordon (100) genom öppning och stängning av enkoppling (106), varvid förfarandet innefattar: - att den elektriska motorn (110) applicerar nämndaförsta bromsmoment (ÃWM) ätminstone när nämnda koppling (106) är öppen.
2. .Förfarande enligt patentkrav 1, vari nämnda fordon vidare innefattar förarstyrbara medel för att aktivt begära ett bromsmoment, vilka medel skiljer sig frän nämndaförarstyrbara medel för att aktivt begära ett moment förframförande av fordonet (100), varvid förfarandet vidareinnefattar: - fastställande av om ett bromsmoment har begärts medhjälp av nämnda förarstyrbara medel för att begära ettbromsmoment, och - applicering av nämnda första bromsmoment (ÃWM) endast när det har fastställts att inget bromsmoment begärs medhjälp av nämnda förarstyrbara medel för att begära ett bromsmoment.
3. .Förfarande enligt patentkrav 1 eller 2, vidare innefattande: - hällande av nämnda fordon i nämnda stillastäende lägemed användning av nämnda elektriska motor, tills nämndafordons förare begär ett moment för framförande med hjälpav nämnda förarstyrbara medel för att aktivt begära ett moment för framförande av fordonet (100).
4. .Förfarande enligt patentkrav 2 eller 3, vidare innefattande: - hällande av nämnda fordon (100) i nämnda stillastäendeläge med användning av nämnda elektriska motor (110),tills nämnda fordons (110) förare begär ett bromsmomentmed användning av nämnda förarstyrbara medel för att begära ett bromsmoment.
5. .Förfarande enligt nägot av patentkraven 1 - 4, vidare innefattande: - när nämnda fordon (100) hälls i nämnda stillastäendeläge med användning av nämnda elektriska motor (100),fastställande av om nämnda fordon (100) har befunnit sig i nämnda stillastäende läge under en första tidsperiod ( tum ) , och - om nämnda fordon (100) har hållits i nämndastillastående läge med användning av nämnda elektriskamotor (110) under nämnda första tidsperiod (gm),applicering av ett bromsmoment för att hälla nämndafordon (100) i nämnda stillastäende läge med användningav ett fordonsbromssystem som skiljer sig frän nämnda elektriska motor.
6. .Förfarande enligt nägot av patentkraven, vidare innefattande, före applicering av nämnda första bromsmoment (ÃWM): - fastställande av hastigheten (vwmk) hos nämnda fordon(100), och - applicering av nämnda första bromsmoment (ÃWM) endastnär hastigheten (væmk) hos nämnda fordon (100) ligger under en första hastighetsgräns (um).
7. .Förfarande enligt patentkrav 6, vidare innefattande: - applicering av nämnda första bromsmoment (ÃWM) endast när hastigheten (vwmk) hos nämnda fordon är lägre än 20 km/h eller 10 km/h eller 5 km/h.
8. .Förfarande enligt nägot av patentkraven, vidare innefattande, före applicering av nämnda förstabromsmoment (ÃWM): - fastställande av en lutning (awmk) hos ytan pä vilkenfordonet (100) rör sig, och - applicering av nämnda första bromsmoment (ÃWM) endastnär nämnda första lutning ligger under en första lutningsgräns (amQ.
9.
10.
11.
12.
13. Förfarande enligt patentkrav 8, vidare innefattande: - applicering av nåmnda första bromsmoment endast når O nåmnda första lutning (awmk) ligger under 5 6 eller under 3 o\° Förfarande enligt något av föregående patentkrav, varinåmnda fordon (100) vidare år anordnat för att framförasselektivt i enlighet med ett första låge eller ett andralåge, varvid, i nåmnda andra låge, funktionaliteten hosminst en funktion skiljer sig från funktionaliteten hosnåmnda minst enda funktion i nåmnda första låge, ochvidare år avpassad för manövrering vid låg hastighet avnåmnda fordon (100), varvid förfarandet vidare innefattar: - applicering av nåmnda första bromsmoment (ÃWM) endastnår nåmnda fordon (100) framförs i nåmnda andra låge.Förfarande enligt patentkrav 10, vidare innefattande:- applicering av nåmnda första bromsmoment (ÃWM) endastnår nåmnda andra låge aktivt har valts av en förare i nåmnda fordon (100). Förfarande enligt något av föregående patentkrav, vidare innefattande: - faststållande av nåmnda första bromsmoment (ÃWM) som enfunktion av fordonshastigheten (vWMk) och/eller fordonetsvikt och/eller lutningen (awmk) hos ytan på vilkenfordonet (100) rör sig. Förfarande enligt något av föregående patentkrav, vidare innefattande:- faststållande av nåmnda första bromsmoment (ÃWM) på ett sådant sått, att nåmnda fordon (100) bromsas in till
14.
15.
16.
17. nämnda stillastående låge inom en andra tidsperiod eller en första tillryggalagd stråcka. Förfarande enligt något av föregående patentkrav, vidare innefattande:- faststållande av nåmnda första bromsmoment (ÃWM) på ett sådant sått, att en första inbromsning erhålls, varvid nåmnda första inbromsning faststålls innan nåmnda första bromsmoment (ÃWM) faststålls. Förfarande enligt något av föregående patentkrav, vidare innefattande:- applicering av nåmnda bromsmoment (ÃWM) når nåmnda förarbegåran om ett moment för framförande avbryts. Förfarande enligt något av föregående patentkrav, varinåmnda förarstyrbara medel för att aktivt begåra ettmoment för framförande av fordonet (100) år rörligt inomett rörelseområde mellan en första slutposition och enandra slutposition, varvid begåran om moment haranordnats för att vara en funktion av nåmndaförarstyrbara medels position, varvid begåran om momentökar vid rörelse från nåmnda första slutposition motnåmnda andra slutposition, varvid förfarandet vidareinnefattar: - faststållande av att nåmnda förarbegåran om ett momentför framförande reduceras till minst nåmnda förstaomfattning når nåmnda förarstyrbara medel befinner sig ien position som år som mest 5 % eller 10 % av det totalarörelseområdet bort från nåmnda första slutposition mot nåmnda andra slutposition. Datorprogram innefattande programkod som, når nåmndaprogramkod körs i en dator, orsakar att nåmnda dator utför förfarandet enligt något av patentkraven 1 - 16.
18
19. .Datorprogramprodukt innefattande ett datorlåsbart medium och ett datorprogram enligt patentkrav 17, varvid nåmnda datorprogram innehålls i nåmnda datorlåsbara medium. System för inbromsning av ett fordon (100), varvid nåmndafordon (100) innefattar minst en elektrisk motor (110) som anordnats för att tillhandahålla ett styrbart momenttill minst ett drivande hjul (113, 114) på nåmnda fordon(100), varvid nåmnda fordon (100) vidare innefattar avföraren styrbara medel för att aktivt begåra ett momentför framförande av fordonet (100), kännetecknat av attsystemet, når en förarbegåran om ett moment förframförande reduceras i minst en första omfattning,innefattar: - medel för applicering av ett första bromsmoment (ÃWM) med hjålp av nåmnda elektriska motor, - medel för inbromsning av nåmnda fordon (100) tillstillastående låge med hjålp av nåmnda första bromsmoment( Yinuke ) C)C3}1 - medel för, når nåmnda fordon (100) har bromsats in tillnåmnda stillastående låge med hjålp av nåmnda elektriskamotor (110), fortsatt applicering av ett moment (ïßm) medhjålp av nåmnda elektriska motor (110) för att hållanåmnda fordon (100) i nåmnda stillastående låge med hjålpav nåmnda moment (ïßm) som appliceras av nåmndaelektriska motor (110), varvid fordonet (100) innefattaren förbrånningsmotor (101) som anordnats för selektivtillkoppling till minst ett drivande hjul (11, 114) ) pånåmnda fordon (100) genom öppning och stångning av enkoppling (106), varvid nåmnda elektriska motor (110) för att applicera nåmnda första bromsmoment (ÃWM) åtminstone når nåmnda koppling (106) år öppen.
20.Fordon, kännetecknat av att det innefattar ett system enligt patentkrav 19.
SE1451290A 2014-10-29 2014-10-29 Method and system for decelerating a vehicle SE539496C2 (sv)

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BR112017006597-5A BR112017006597B1 (pt) 2014-10-29 2015-10-15 Método e sistema para desacelerar um veículo, veículo e suporte legível por computador
KR1020177013525A KR101989117B1 (ko) 2014-10-29 2015-10-15 차량 감속 시스템 및 차량 감속 방법
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