US20150118949A1 - Airflow guiding system for vehicle - Google Patents

Airflow guiding system for vehicle Download PDF

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Publication number
US20150118949A1
US20150118949A1 US14/341,604 US201414341604A US2015118949A1 US 20150118949 A1 US20150118949 A1 US 20150118949A1 US 201414341604 A US201414341604 A US 201414341604A US 2015118949 A1 US2015118949 A1 US 2015118949A1
Authority
US
United States
Prior art keywords
air
ducts
engine
flap module
duct
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
US14/341,604
Other languages
English (en)
Inventor
Jong Woo Nam
Hyun Cho
Joonho Lee
Hanshin Chung
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hyundai Motor Co
Original Assignee
Hyundai Motor Co
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 Hyundai Motor Co filed Critical Hyundai Motor Co
Assigned to HYUNDAI MOTOR COMPANY reassignment HYUNDAI MOTOR COMPANY ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHO, HYUN, CHUNG, HANSHIN, LEE, JOONHO, NAM, JONG WOO
Publication of US20150118949A1 publication Critical patent/US20150118949A1/en
Abandoned legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60K13/00—Arrangement in connection with combustion air intake or gas exhaust of propulsion units
    • B60K13/02—Arrangement in connection with combustion air intake or gas exhaust of propulsion units concerning intake
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/08—Air inlets for cooling; Shutters or blinds therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00—Air cooling
    • F01P1/06—Arrangements for cooling other engine or machine parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
    • B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
    • F02M35/10013—Means upstream of the air filter; Connection to the ambient air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
    • F02M35/10262—Flow guides, obstructions, deflectors or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/16—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles
    • F02M35/161—Arrangement of the air intake system in the engine compartment, e.g. with respect to the bonnet or the vehicle front face
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/08—Air inlets for cooling; Shutters or blinds therefor
    • B60K11/085—Air inlets for cooling; Shutters or blinds therefor with adjustable shutters or blinds
    • 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
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
    • 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
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses

Definitions

  • the present invention relates to an airflow guiding system for a vehicle. More particularly, the present invention relates to an airflow guiding system for a vehicle which cools an engine and sends cold air as intake air to the engine.
  • an air duct as an air passage, is a pipe for guiding air to parts requiring air from a part through which air can easily flow inside.
  • an air duct that guides air to be sucked into an engine and an air duct for cooling a brake system.
  • an air flap is a device that selectively opens/closes a passage of air.
  • the air flap can selectively stop the flow of air between a radiator grill and a cooling fan.
  • the present invention has been made in an effort to provide an airflow guiding system for a vehicle having advantages of being able to smoothly supply intake air for an engine, even if the flow of air for cooling the engine is stopped.
  • an airflow guiding system for a vehicle may include: an air flap module with air flaps that are selectively opened/closed so that an engine compartment selectively receives external air from a front of the vehicle in accordance with a driving state of an engine; air holes that are formed through the air flap module, at an upper portion of the air flap module, and are kept open; and air ducts that supply air passed through the air holes or air from a front of the air flap module as intake air for the engine.
  • the airflow guiding system for a vehicle can make air passed through the air holes or the air from the front of the air flap module be supplied as the intake air for the engine, even if the air flaps are closed.
  • the air ducts may include: a central duct that receives the air passed through the air holes; sub-ducts that receives the air from the front of the air flap module that does not pass through the air flaps or the air holes; and supply ducts that supply the air passed through the central duct or the sub-ducts as the intake air for the engine.
  • the air duct may further include duct chambers that collect the air passed through the central duct or the sub-ducts and connection ducts that connect the central duct with the duct chambers, wherein the sub-ducts and the supply ducts may be directly connected with the duct chambers, and the supply ducts supply the air collected in the duct chambers as the intake air for the engine.
  • the duct chambers may have a predetermined volume to temporarily keep the air collected from the central duct or the sub-ducts.
  • the sub-ducts may be elongated in a longitudinal direction of the vehicle from the front of the air flap module to the duct chambers.
  • the air flap module may be disposed between a radiator grill and a cooling fan.
  • the air flaps When the air flaps are opened, the external air ahead of the vehicle may be supplied to the engine compartment sequentially through the radiator grill, the air flap module, and the cooling fan to cool the engine.
  • the sub-ducts may receive the air passed through the radiator grill from between the radiator grill and the air flap module.
  • the air holes may extend over the radiator grill from the upper portion of the air flap module to receive the external air over the radiator grill.
  • the central duct may be disposed at a center portion, not a side of a vehicle body, in a lateral direction of the vehicle body, and the sub-ducts may be disposed at least at one side of the air flap module and/or at both lateral sides of the vehicle body.
  • the power efficiency of the engine can be improved. Further, since the flow loss of air over the radiator grill is prevented and the sub-ducts are elongated in the longitudinal direction of the vehicle body, the aerodynamic characteristics of an airflow in the vehicle body can be improved. Further, since the sub-ducts are elongated in the longitudinal direction of the vehicle body, the NVH performance of the vehicle can be improved.
  • FIG. 1 is a front view showing an exemplary airflow guiding system for a vehicle according to the present invention.
  • FIG. 2 is a perspective view showing an exemplary airflow guiding system for a vehicle according to the present invention.
  • FIG. 3 is a side cross-sectional view showing an exemplary airflow guiding system for a vehicle according to the present invention.
  • FIG. 4 is a plan view showing an exemplary urea solution venting system for a vehicle according to the present invention.
  • FIG. 1 is a front view showing an airflow guiding system for a vehicle according to varisou embodiments of the present invention
  • FIG. 2 is a perspective view showing the airflow guiding system for a vehicle according to varisou embodiments of the present invention.
  • an airflow guiding system for a vehicle according to varisou embodiments of the present invention includes an air flap module 10 and an air duct 20 .
  • the air flap module 10 includes a bottom air flap part 12 , bottom air flaps 14 , a top air flap part 16 , top air flaps 18 , and air holes 15 .
  • the air flap module 10 is divided into the bottom air flap part 12 and the top air flap part 16 , the bottom air flaps 14 are on the bottom air flap part 12 , and the top air flaps 18 are on the top air flap part 16 .
  • the top air flap part 16 is disposed over or above the bottom air flap part 12 .
  • the bottom air flaps 14 and the top air flaps 18 are active air flaps that are selectively opened/closed so that an engine compartment selectively receives external air from the front of a vehicle in accordance with the operation state of an engine.
  • the engine compartment is a space where an engine is disposed and is apparent to those skilled in the art.
  • the bottom air flaps 14 and the top air flaps 18 can be independently controlled. That is, any one of the bottom air flaps 14 and the top air flaps 18 can be controlled to be opened and the other can be controlled to be closed.
  • the bottom air flaps 14 or the top air flaps 18 are opened, the engine is cooled by the external air supplied to the engine compartment through the bottom air flaps 14 or the top air flaps 18 .
  • the air holes 15 are holes formed through the air flap module 10 . That is, the air holes 15 are not closed, but are kept open. In some embodiments, the air holes 15 are formed at the top air flap part 16 . The air holes 15 are arranged above the top air flaps 18 .
  • the air duct 20 is disposed so that the external air passed through the air holes 15 from the front of a vehicle is supplied.
  • the air duct 20 is a passage that guides or directs air supplied through the air holes 15 to parts requiring air.
  • the air duct 20 includes a central duct 22 , sub-ducts 24 , duct chambers 25 , connection ducts 26 , and supply ducts 28 .
  • the central duct 22 communicates with the air holes 15 . That is, the central duct 22 receives external air passed through the air holes 15 .
  • the central duct 22 is positioned at the center or a center portion, not to the sides when seen from the front of a vehicle.
  • the sub-ducts 24 are disposed ahead of the air flap module 10 to receive the air that does not pass through the top and bottom air flaps 14 and 18 or the air holes 15 .
  • One end of the sub-ducts 24 is open to keep receiving air that does not pass through the top and bottom air flaps 14 and 18 or the air holes 15 .
  • the sub-ducts 24 may be disposed at both sides of the top air flap part 16 in the lateral direction of the vehicle body. Although the sub-ducts 24 are disposed at both sides of the top air flap part 16 , in some embodiments, they may be disposed only at one side of the top air flap part 16 .
  • the duct chambers 25 are spaces for receiving the air passed through the central duct 22 or the sub-ducts 24 .
  • the duct chambers 25 have a predetermined volume to collect and temporarily keep the air passed through the central duct 22 or the sub-ducts 24 .
  • the duct chambers 25 are directly connected with the sub-ducts 24 .
  • connection ducts 26 connect the central duct 22 with the duct chambers 25 so that the air passed through the central duct 22 flows to the duct chambers 25 .
  • the supply ducts 28 are provided to send the air passed through the duct chambers 25 to the parts requiring air.
  • the supply ducts 28 are directly connected with the duct chambers 25 .
  • FIG. 3 is a side cross-sectional view showing the airflow guiding system for a vehicle according to varisou embodiments of the present invention.
  • the airflow guiding system for a vehicle according to varisou embodiments of the present invention is disposed between a hood 52 and an under guard 54 .
  • the engine compartment is defined by the hood 52 , the under guard 54 , and the vehicle body 50 , in which the hood 52 that is also called a bonnet and the under guard 54 that is a plate for protecting the driving parts under the engine and on the bottom are apparent to those skilled in the art, so the detailed description is not provided.
  • the air flap module 10 is disposed between a radiator grill 30 and a cooling fan 40 . That is, when the bottom air flaps 14 or the top air flaps 18 are opened, the external air ahead of the vehicle is supplied to the engine compartment sequentially through the radiator grill 30 , the air flap module 10 , and the cooling fan 40 .
  • the radiator grill 30 disposed ahead of the radiator and forming the external appearance of the vehicle and the cooling fan 40 supplying air to the engine compartment to cool the engine by rotating the blades are apparent to those skilled in the art, so the detailed description is not provided.
  • FIG. 3 The shape of the central duct 22 extending longitudinally along the vehicle body and the flow or air supplied to the central duct 22 through the air holes 15 are shown in FIG. 3 .
  • the flow of the air supplied to the central duct 22 through the air holes 15 is indicated by a dotted arrow line.
  • the central duct 22 that communicates with the air holes 15 extends rearward longitudinally along the vehicle body 50 , to the rear of the cooling fan 40 .
  • the air holes 15 extend toward the front of the vehicle body 50 longitudinally along the vehicle body from the top of the top air flap part 16 to the radiator grill 30 .
  • the air holes 15 receive air that without the presence of the air holes 15 would be wasted by interference over the radiator grill 30 to prevent a flow loss of the air over the radiator grill 30 .
  • FIG. 4 is a plan view showing a urea solution venting system for a vehicle according to varisou embodiments of the present invention.
  • the sub-ducts 24 receiving the external air passed through the radiator grill 30 from between the air flap module 10 and the radiator grill 30 have a predetermined length in the longitudinal direction of the vehicle body 50 . That is, the sub-duct 24 is elongated in the longitudinal direction of the vehicle body 50 .
  • connection ducts 26 are disposed behind the cooling fan 40 to send the air to the duct chambers 25 from the central duct 22 extending to the rear of the cooling fan 40 . Accordingly, the air passed through the central duct 22 and the connection ducts 26 can be cooled by the external air sequentially passed through the radiator grill 30 , the air flap module 10 , and the cooling fan 40 to prevent its temperature increases, as it gets close to the engine.
  • the air flowing to the rear of the vehicle body 50 through the supply ducts 28 is guided to the part requiring air by the supply ducts 28 .
  • the part requiring air may be the intake channel of the engine or a space that communicates with the intake channel.
  • the supply ducts 28 may be directly connected with the intake channel of the engine in accordance with a design by those skilled in the art.
  • the airflow guiding system for a vehicle smoothly cools an engine, using the air flap module 10 , and keeps supplying high-density air to the engine as intake air even if there is no need of cooling the engine.
  • the power efficiency of the engine can be improved. Further, since the flow loss of air over the radiator grill 30 is prevented and the sub-ducts 24 are elongated in the longitudinal direction of the vehicle body 50 , the aerodynamic characteristics of an airflow in the vehicle body 50 can be improved. Further, since the sub-ducts 25 are elongated in the longitudinal direction of the vehicle body 50 , the NVH performance of the vehicle can be improved.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
US14/341,604 2013-10-29 2014-07-25 Airflow guiding system for vehicle Abandoned US20150118949A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130129327A KR20150049152A (ko) 2013-10-29 2013-10-29 자동차의 기류 유도 장치
KR10-2013-0129327 2013-10-29

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US20150118949A1 true US20150118949A1 (en) 2015-04-30

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US14/341,604 Abandoned US20150118949A1 (en) 2013-10-29 2014-07-25 Airflow guiding system for vehicle

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US (1) US20150118949A1 (ko)
KR (1) KR20150049152A (ko)
CN (1) CN104553751A (ko)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170176046A1 (en) * 2014-08-07 2017-06-22 GRAMMER Interior Components GmbH Ventilation device
JP2018043636A (ja) * 2016-09-14 2018-03-22 スズキ株式会社 車両用冷却装置
US10160308B2 (en) * 2017-03-14 2018-12-25 Hyundai Motor Company Structure of brake-cooling duct
US10293679B2 (en) * 2014-11-18 2019-05-21 Ford Global Technologies, Llc Aerodynamic device to optimize air flow through heat exchangers

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101637305B1 (ko) * 2015-07-13 2016-07-20 현대자동차 주식회사 자동차의 기류 유도 장치
CN113553786B (zh) * 2021-07-19 2024-01-30 中国航发沈阳发动机研究所 一种引气导管气动力计算方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2248544A (en) * 1938-02-26 1941-07-08 Daimler Benz Ag Air supply means for diesel engines
US20110114050A1 (en) * 2009-11-19 2011-05-19 Hyundai Motor Company Variable intake duct structure of engine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10233408A1 (de) * 2001-07-25 2003-05-08 Denso Corp Verbrennungsmotorgerät
JP2005053464A (ja) * 2003-07-24 2005-03-03 Denso Corp 車両の前端構造
JP2005248802A (ja) * 2004-03-03 2005-09-15 Toyoda Gosei Co Ltd 吸気ダクト
US20080017138A1 (en) * 2004-05-26 2008-01-24 Behr Gmbh & Co. Kg Cooling System

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2248544A (en) * 1938-02-26 1941-07-08 Daimler Benz Ag Air supply means for diesel engines
US20110114050A1 (en) * 2009-11-19 2011-05-19 Hyundai Motor Company Variable intake duct structure of engine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170176046A1 (en) * 2014-08-07 2017-06-22 GRAMMER Interior Components GmbH Ventilation device
US10948216B2 (en) * 2014-08-07 2021-03-16 GRAMMER Interior Components GmbH Ventilation device
US10293679B2 (en) * 2014-11-18 2019-05-21 Ford Global Technologies, Llc Aerodynamic device to optimize air flow through heat exchangers
JP2018043636A (ja) * 2016-09-14 2018-03-22 スズキ株式会社 車両用冷却装置
US10160308B2 (en) * 2017-03-14 2018-12-25 Hyundai Motor Company Structure of brake-cooling duct

Also Published As

Publication number Publication date
KR20150049152A (ko) 2015-05-08
CN104553751A (zh) 2015-04-29

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AS Assignment

Owner name: HYUNDAI MOTOR COMPANY, KOREA, REPUBLIC OF

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:NAM, JONG WOO;CHO, HYUN;LEE, JOONHO;AND OTHERS;REEL/FRAME:033396/0575

Effective date: 20140715

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION