CN103879276B - The method calculating the available ventilation area of the front-end protection device of vehicle - Google Patents
The method calculating the available ventilation area of the front-end protection device of vehicle Download PDFInfo
- Publication number
- CN103879276B CN103879276B CN201210557342.4A CN201210557342A CN103879276B CN 103879276 B CN103879276 B CN 103879276B CN 201210557342 A CN201210557342 A CN 201210557342A CN 103879276 B CN103879276 B CN 103879276B
- Authority
- CN
- China
- Prior art keywords
- vent
- protection device
- end protection
- area
- available ventilation
- 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.)
- Active
Links
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The method that the invention discloses the available ventilation area of a kind of front-end protection device calculating vehicle, this front-end protection device (1) offers the first vent (3) just to engine radiator (2), and is opened in second vent (4) of the first vent both sides; Second vent includes the first side wall (41) near the first vent and the second sidewall (42) away from the first vent, the vehicle frame of vehicle is provided with along the guide vane (5) extended from the direction of the second sidewall to engine radiator. Wherein, the method comprises determining that the area A of the first vent1; Determine the area A of the second vent2; Determine the angle theta between the bearing of trend of guide vane and the longitudinal direction of vehicle; Perveance η is determined according to angle theta; According to formula M=A1+A2×η calculates available ventilation area M. The present invention can check whether the available ventilation area of front-end protection device meets the requirement of engine radiator quickly and easily.
Description
Technical field
The present invention relates to automotive field, in particular it relates to the method for the available ventilation area of a kind of front-end protection device calculating vehicle.
Background technology
The radiator of vehicle belongs to cooling system, and engine radiator is generally made up of parts such as intake chamber, water-supplying chamber, main leaf and radiator cores. Coolant flows in radiator core, and air passes through outside radiator core, and the coolant of heat turns cold to air heat radiation. Radiator core should have enough flow areas, allows coolant pass through; Simultaneously also should possess enough air through-flow areas, make enough air by passing to the heat of radiator taking away coolant.
Engine radiator is generally arranged at the rear portion of front-end protection device, and therefore the vent of engine radiator is generally opened on front-end protection device. Owing to engine radiator needs enough draught areas, it is therefore desirable to determine the set-up mode of vent, for instance the size of vent and shape. It addition, not all of opening is all effective draught area on front-end protection device. Such as, when the vent just engine radiator formed and the vent that angularly formed with engine radiator have identical area, just to the available ventilation area of the vent that engine radiator the is formed available ventilation area more than the vent angularly formed with engine radiator.
In the prior art, it is common that first make the quick exemplar of front-end protection device, judge whether draught area meets cooling requirements by actual road test, finally determine the vent area of front-end protection device through continuous trial and error. This mode not only causes the wasting of resources, also affects development progress.
Summary of the invention
The method that it is an object of the invention to provide the available ventilation area of a kind of front-end protection device calculating vehicle, whether the available ventilation area in order to check front-end protection device quickly and easily meets the requirement of engine radiator.
To achieve these goals, the present invention provides the method for the available ventilation area of a kind of front-end protection device calculating vehicle, this front-end protection device offers the first vent just to engine radiator, and is opened in the second vent of the first vent both sides; Second vent includes the first side wall near the first vent and the second sidewall away from the first vent, the vehicle frame of vehicle is provided with along the guide vane extended from the direction of the second sidewall to engine radiator. Wherein, the method calculating the available ventilation area of the front-end protection device of vehicle comprises determining that the area A of the first vent1; Determine the area A of the second vent2; Determine the angle theta between the bearing of trend of guide vane and the longitudinal direction of vehicle; Perveance �� is determined according to angle theta; According to formula M=A1+A2�� �� calculates the available ventilation area M of the front-end protection device of vehicle.
Preferably, angle theta is ��=alpha+beta e with the corresponding relation of perveance ��-��/��; Wherein, 0.0269�ܦ���0.0271,0.9719�ܦ¡�0.9721,44.98�ܦġ�45.02.
Preferably, angle theta is ��=0.027+0.972e with the corresponding relation of perveance ��-��/45��
Preferably, front-end protection device includes front bumper and front grid; The area A of the first vent1It is the area A of the first opening of the first vent11Area A with the second opening of the first vent21Sum; Wherein, the first opening of the first vent is opened on front grid, and the second opening of the first vent is opened on front bumper.
Preferably, the second vent is opened in the both sides of the second opening.
Preferably, front bumper and front grid are connected to for the air inlet mesh enclosure dust-proof at the first vent and the second vent place.
By technique scheme, the present invention provides the method for the available ventilation area of a kind of front-end protection device calculating vehicle. By utilizing the computing formula in the method, it is possible to whether the available ventilation area simply and rapidly, checking front-end protection device meets the cooling requirements of engine radiator. Checked first with this formula before carrying out actual loading test, it is possible to the vent set-up mode that can not meet cooling requirements calculated is excluded so that first the available ventilation area of front-end protection device can reach gratifying effect in theory. Further, when running into the situation needing to adjust the available ventilation area of vent in the process of actual loading test, above-mentioned formula can also provide and adjust theoretical foundation accurately. So, it is possible to be substantially reduced the blindness of actual loading test, Speeding up development progress, reduce testing expenses.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, is used for explaining the present invention, but is not intended that limitation of the present invention together with detailed description below. In the accompanying drawings:
Fig. 1 is the front view of the front-end protection device according to the present invention;
Fig. 2 is the top view of the front-end protection device according to the present invention;
Fig. 3 be with angle theta be abscissa, with the perveance �� curve chart drawn for vertical coordinate.
Description of reference numerals
1 front-end protection device 2 engine radiator
3 first vent 31 first opening 32 second openings
4 second vent 5 guide vanes
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.It should be appreciated that detailed description of the invention described herein is merely to illustrate and explains the present invention, it is not limited to the present invention.
In the present invention, when not making contrary explanation, the noun of locality " front " of use typically refers to the position near headstock, and " afterwards " is usually near the position of the tailstock.
With reference to Fig. 1 and Fig. 2, the present invention provides the method for the available ventilation area of a kind of front-end protection device calculating vehicle. According to embodiments of the invention, the engine radiator 2 of vehicle is arranged on the rear portion of the front-end protection device 1 of vehicle. Front bumper and front grid is included at front-end protection device 1. According to embodiments of the invention, the vent that front-end protection device 1 is offered includes the first vent 3 and the second vent 4. Wherein, the first vent 3 is opened in just position to engine radiator 2, and the second vent 4 is opened in the both sides of the first vent 3. According to embodiments of the invention, the second vent 4 includes sidewall one group relative, i.e. the first side wall 41 near the first vent 3 and the second sidewall 42 away from the first vent 3. According to embodiments of the invention, on the bearing of trend from the second sidewall 42 to engine radiator 2, it is provided with guide vane 5. This guide vane 5, for carrying out water conservancy diversion to flowing into the air in vehicle fore cabin from the second vent 4, makes these air flow engine radiators 2 to realize the radiating effect of engine radiator 2 better.
Referring to figs. 2 and 3, according to embodiments of the invention, the method for the available ventilation area calculating the front-end protection device of vehicle performs according to following steps. First, it is determined that the area A of the first vent 31; Secondly, it is determined that the area A of the second vent 42; Again, it is determined that the angle theta between bearing of trend and the longitudinal direction of vehicle of guide vane 5. Then, perveance �� is determined according to angle theta. Corresponding relation according to embodiments of the invention, angle theta and perveance �� can according to formula ��=alpha+beta e-��/��Calculate. In this formula, ��, �� and �� span can determine according to relationship below: 0.0269�ܦ���0.0271,0.9719�ܦ¡�0.9721,44.98�ܦġ�45.02. The corresponding relation of the further preferred embodiment according to the present invention, angle theta and perveance �� is ��=0.027+0.972e-��/45. Shown in Fig. 3 is with this relational expression for foundation, in rectangular coordinate system with angle theta be abscissa, the graph of relation of the angle theta drawn with perveance �� for vertical coordinate and perveance ��.
According to embodiments of the invention, it is thus achieved that after perveance ��, calculate the available ventilation area M:M=A of the front-end protection device 1 of described vehicle according to below equation1+A2�� ��. Can simply and rapidly, check whether the available ventilation area of front-end protection device 1 meets the cooling requirements of engine radiator 2 according to this formula. If the available ventilation area of front-end protection device 1 is less than the actual demand of engine radiator 2, it is possible to changed the size of the available ventilation area M of the front-end protection device 1 on the equation left side by the value adjusted on the right of equation. So, it is possible to provide theories integration to actual loading test, thus Speeding up development progress, testing expenses are reduced.
With continued reference to Fig. 1. According to embodiments of the invention, front bumper and front grid offer vent respectively. Wherein, the first opening 31 of the first vent 3 is opened on front grid, and the second opening 32 of the first vent 3 is opened on front bumper.The area A of the first opening 3111Area A with the second opening 3221Sum constitutes the area of the first vent 3. According to embodiments of the invention, the second vent 4 is opened in the both sides of the second opening 32. It should be understood that in other embodiments of the invention, it is also possible to offer the second vent 4 in the both sides of the first opening 31.
It addition, according to embodiments of the invention, on front grid and front bumper, be connected to for dust-proof air inlet mesh enclosure. Air inlet mesh enclosure covers the opening range of the first vent 3 and the second vent 4.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing; but; the present invention is not limited to the detail in above-mentioned embodiment; in the technology concept of the present invention; technical scheme can being carried out multiple simple variant, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, it is possible to be combined by any suitable mode. In order to avoid unnecessary repetition, various possible compound modes are no longer illustrated by the present invention separately.
Additionally, can also carry out combination in any between the various different embodiment of the present invention, as long as it is without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (6)
1. the method for the available ventilation area of the front-end protection device calculating vehicle, this front-end protection device (1) offers the first vent (3) just to engine radiator (2), and is opened in second vent (4) of described first vent (3) both sides; Described second vent (4) includes the first side wall (41) near described first vent (3) and the second sidewall (42) away from described first vent (3), the vehicle frame of described vehicle is provided with along the guide vane (5) extended from the direction of described second sidewall (42) to described engine radiator (2); It is characterized in that, the method comprises determining that the area A of described first vent (3)1; Determine the area A of described second vent (4)2; Determine the angle theta between bearing of trend and the longitudinal direction of described vehicle of described guide vane (5); Perveance �� is determined according to described angle theta; According to formula M=A1+A2�� �� calculates the available ventilation area M of the front-end protection device (1) of described vehicle.
2. the method for the available ventilation area of the front-end protection device of calculating vehicle according to claim 1, it is characterised in that the corresponding relation of described angle theta and perveance �� is ��=alpha+beta e-��/��; Wherein, 0.0269�ܦ���0.0271,0.9719�ܦ¡�0.9721,44.98�ܦġ�45.02.
3. the method for the available ventilation area of the front-end protection device of calculating vehicle according to claim 1 and 2, it is characterised in that the corresponding relation of described angle theta and perveance �� is ��=0.027+0.972e-��/45��
4. the method for the available ventilation area of the front-end protection device of calculating vehicle according to claim 3, it is characterised in that described front-end protection device includes front bumper and front grid;
The area A of described first vent (3)1Area A for first opening (31) of described first vent (3)11Area A with second opening (32) of described first vent (3)21Sum;
Wherein, first opening (31) of described first vent (3) is opened on described front grid, and second opening (32) of described first vent (3) is opened on described front bumper.
5. the method for the available ventilation area of the front-end protection device of calculating vehicle according to claim 4, it is characterised in that described second vent (4) is opened in the both sides of described second opening (32).
6. the method for the available ventilation area of the front-end protection device of calculating vehicle according to claim 5, it is characterized in that, described front bumper and being connected on front grid for the air inlet mesh enclosure dust-proof described first vent (3) and the second vent (4) place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210557342.4A CN103879276B (en) | 2012-12-20 | 2012-12-20 | The method calculating the available ventilation area of the front-end protection device of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210557342.4A CN103879276B (en) | 2012-12-20 | 2012-12-20 | The method calculating the available ventilation area of the front-end protection device of vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103879276A CN103879276A (en) | 2014-06-25 |
| CN103879276B true CN103879276B (en) | 2016-06-08 |
Family
ID=50948518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210557342.4A Active CN103879276B (en) | 2012-12-20 | 2012-12-20 | The method calculating the available ventilation area of the front-end protection device of vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103879276B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112528413A (en) * | 2020-12-16 | 2021-03-19 | 一汽奔腾轿车有限公司 | Method for calculating opening area of radiator effective grid based on star ccm + |
| CN112668096B (en) * | 2020-12-24 | 2022-08-12 | 一汽奔腾轿车有限公司 | MATLAB-based method for calculating air inlet area of heat management of whole vehicle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1590161A (en) * | 2003-08-27 | 2005-03-09 | 本田技研工业株式会社 | Front bumper |
| CN1974255A (en) * | 2005-11-30 | 2007-06-06 | 马自达汽车股份有限公司 | Cooling device of a vehicle |
| DE102010038350A1 (en) * | 2010-07-23 | 2012-02-16 | Bayerische Motoren Werke Aktiengesellschaft | Cooling air guide assembly for motor vehicle i.e. motor car, has frame including frame component that is associated with air guide member for guiding air flow through cooler, where frame is made of metal |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10159565A (en) * | 1996-11-29 | 1998-06-16 | Aisin Seiki Co Ltd | Cooling system for engine |
-
2012
- 2012-12-20 CN CN201210557342.4A patent/CN103879276B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1590161A (en) * | 2003-08-27 | 2005-03-09 | 本田技研工业株式会社 | Front bumper |
| CN1974255A (en) * | 2005-11-30 | 2007-06-06 | 马自达汽车股份有限公司 | Cooling device of a vehicle |
| DE102010038350A1 (en) * | 2010-07-23 | 2012-02-16 | Bayerische Motoren Werke Aktiengesellschaft | Cooling air guide assembly for motor vehicle i.e. motor car, has frame including frame component that is associated with air guide member for guiding air flow through cooler, where frame is made of metal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103879276A (en) | 2014-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101405234B1 (en) | Radiator for vehicle | |
| CN2892540Y (en) | Engine cabin auxiliary air inducing radiating device | |
| CN206914132U (en) | Hybrid electric vehicle cooling system and the automobile with the system | |
| CN103879276B (en) | The method calculating the available ventilation area of the front-end protection device of vehicle | |
| CN104358608A (en) | Engine cooling system and vehicle | |
| Rugh et al. | Impact of solar control PVB glass on vehicle interior temperatures, air-conditioning capacity, fuel consumption, and vehicle range | |
| CN108638822B (en) | Electric automobile cabin arrangement structure with battery thermal management system | |
| CN209191684U (en) | Air guide structure and vehicle | |
| CN208881529U (en) | A kind of electric automobile air conditioner heating system | |
| CN208393111U (en) | The radiator of vehicular engine and motor | |
| CN203920920U (en) | A kind of automobile engine cover heat abstractor | |
| CN203358324U (en) | Flow guiding structure improving engine compartment cooling performance | |
| Williams et al. | Cooling inlet aerodynamic performance and system resistance | |
| CN204895114U (en) | Engineering vehicle's piggyback pod wind channel structure, piggyback pod and engineering vehicle | |
| CN110427673A (en) | A kind of measuring method of automobile heat exchanger components effective front face area and aperture efficiency | |
| CN105150867B (en) | Onboard charger of electric car and its cooling means | |
| Xu et al. | Thermal Management Analysis of Engine Compartment Based on 1D and 3D Coupling Simulation | |
| CN208364234U (en) | Fuel oil tricycle engine high efficiency and heat radiation system | |
| Shen et al. | 1D/3D coupling calculation analysis on bus cooling system | |
| CN204677276U (en) | A kind of cooling water car case of semiconductor refrigeration | |
| JP2015010606A (en) | Vehicle radiator | |
| CN208498212U (en) | Arrangement framework of front-end module of hybrid electric vehicle | |
| KR20150073322A (en) | Roof type Air Conditioning Apparatus for Motor Vehicle | |
| CN215109126U (en) | Automobile heat dissipation water tank | |
| CN208347914U (en) | A kind of anti-deformation automobile radiators |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |