CN109543995A - A kind of layout Comfort Evaluation method of high-speed train driving room car - Google Patents
A kind of layout Comfort Evaluation method of high-speed train driving room car Download PDFInfo
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Abstract
The invention discloses a kind of layout Comfort Evaluation methods of high-speed train driving room car, belong to the technical field of rail traffic, by establishing driver's Sitting comfort evaluation model and inner space Comfort Evaluation model, and riding comfort evaluation method is established according to fuzzy synthesis judgment principle, wherein, whether Sitting comfort evaluation model is to be established as judgment basis in comfort standard using driver's human body sitting posture model as tool by evaluation human body limb angle；Fuzzy evaluation is carried out as evaluation index internal volume comfort level using interior space dimensions such as head clearance, station to torso centerline and thigh center line gaps, inner space Comfort Evaluation model is established with this, this evaluation method can synthetically evaluate inside arrangement comfort；Design link can be efficiently reduced, shortens the design cycle, and can be reduced the investment of human and material resources, plays the role of reducing cost.
Description
Technical field
The invention belongs to the technical fields of rail traffic, in particular to a kind of cloth of high-speed train driving room car
Office's Comfort Evaluation method.
Background technique
High-speed train driving chamber interior arrangement is the process need to coordinate repeatedly, modify, improving and judge.Wherein weigh
The riding comfort for wanting any to seek to guarantee driver and passenger.Riding comfort includes Sitting comfort and two layers of space comfort
Meaning.On the one hand to guarantee on the other hand human body limb angle in comfort standard will guarantee that occupant's interior space dimension is being relaxed
In suitable range.Steering position is the groundwork position of driver, and guarantee driver's ride comfort is for lessening fatigue, safety is driven
It sails etc. and to be of great significance.It carries out riding comfort at design initial stage and judges to judge that the arrangement at initial stage is according to evaluation result
It is no reasonable.It is rearranged to change size in time, the High-Speed Train Design development cycle can be shortened in this way, reduction is designed to
This.Increasing today is required in user, the quick high-speed train driving room car layout comfort level of exploitation one judges system
System is just very necessary.
Summary of the invention
In view of this, in order to solve the above problems existing in the present technology, the purpose of the present invention is to provide a kind of high speeds
The layout Comfort Evaluation method of train driving room car judges the layout comfort level of driver's cabin car with reaching, to subtract
Few current high-speed train driving indoor design link, shortens the design cycle, and can be reduced the investment of human and material resources, plays reduction
The purpose of cost.
The technical scheme adopted by the invention is as follows: a kind of layout Comfort Evaluation method of high-speed train driving room car,
The following steps are included:
(1) manikin that can judge Sitting comfort is established；
(2) inside of Human Physiology angular range and driver's cabin required by human comfort's vehicle driving posture of driver is determined
Bulk；
(3) by driver's Sitting comfort evaluation factor and inner space evaluation factor form comprehensive comfort judge because
Element；
(4) fuzzy comprehensive evoluation is carried out to Sitting comfort and inner space to be driven to verify manikin comfort
Sail the layout comfort level evaluation result of room car.
Further, fuzzy comprehensive evoluation uses three-level fuzzy synthetic evaluation model in the step (4), enables: the first order
The set of factors of judge is { Sitting comfort, inner space }；The set of factors that the second level is judged is closed by each limbs of manikin
Save angle composition；The set of factors that the third level is judged is each limbs joint angle of the 5th, 50,95 percentile manikins；Evaluation
Set representations are as follows: V=v1, v2 ... vn }={ optimal；Well；It is qualified；Failure }；Membership function can reflect the change of factor parameter
Change the influence to evaluation index；The weight sets of inner space is determined according to expertise；The weight sets that the first order is judged is according to commenting
Valence system specific requirement determines；The weight sets that the second level is judged is determined by Human Physiology angular range；The weight that the third level is judged
Collection is { 1/3,1/3,1/3 }.
Further, specific step is as follows for the three-level fuzzy synthetic evaluation model:
1) the judge vector of Sitting comfort is sought:
1.1) single-stage is substituted into the set of factors of each limbs joint angle composition of the 5th, 50,95 percentile manikins to comment
Sentence in model, obtains single factor judgment matrix R respectively11, R12, R13, and calculated by the weight sets that the third level is judged and judge vector
B11, B12, B13；
1.2) by B11, B12, B13It is judged with each limbs joint angle composition second level of each percentile manikin
Set of factors substitutes into single-stage scoring model, obtains single factor judgment matrix R1, and the weight sets calculating judged by the second level is commented
Sentence vector B1；
2) it seeks the judge vector of inner space: obtaining the size gap of the inner space of driver's cabin, mould is judged by single-stage
Type obtains single factor judgment matrix R2, and calculated by the weight sets of inner space and judge vector B2；
3) overall synthetic is asked to judge vector: by judge vector B1With judge vector B2Form RIt is comprehensive, and it is specific according to evaluation system
It is required that determining the weight sets that the first order is judged: AIt is comprehensive, can get Comprehensive Evaluation vector is BIt is comprehensive=AIt is comprehensiveoRIt is comprehensive。
Further, specific step is as follows for the single-stage scoring model:
(a) fuzzy factor set U={ u is established1,u2,.....un}；
(b) fuzzy appraisal set V={ v is established1,v2.....vn}；
(c) single factor test judges: to single fuzzy factors ui(i=1,2.....n) is judged, and the fuzzy set on V is obtained
{ri1,ri2......rim, to obtain FUZZY MAPPING f:U → F (V) u from U to Vi→{ri1,ri2......rim, wherein rij
Indicate vjTo factor ujMade judge, 0 < rij< 1, FUZZY MAPPING f determine single factor judgment matrix R ∈ Unxm；
(d) it needs to weight each factor, enables weight-sets are as follows: A=(a1, a2... an) come indicate each factor flexible strategy distribution,
It acquires and judges vector B=AoR.
The invention has the benefit that
1. the high-speed train driving room car layout Comfort Evaluation method provided through the invention, by establishing driver
Sitting comfort evaluation model and inner space evaluation model, and riding comfort is established according to fuzzy synthesis judgment principle and is judged
Method, this evaluation method can synthetically evaluate inside arrangement comfort, can efficiently reduce design link, shorten
Design cycle, and can be reduced the investment of human and material resources, play the role of reducing cost.
2. in the present invention, Sitting comfort evaluation model is to pass through appraiser using the manikin of driver as tool
What whether the limbs angle of body Model was established in comfort standard as judgment basis；Utilize head clearance, station to body
The interior space dimensions such as dry center line and thigh center line gap carry out fuzzy comment as evaluation index internal volume comfort level
Valence establishes inner space Comfort Evaluation model with this；Riding comfort evaluation is carried out at design initial stage, can be tied according to evaluation
Fruit judges whether the arrangement at initial stage is reasonable, rearranges to change size in time, can shorten Automobile Design exploitation in this way
Period reduces design cost.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the people of manikin in the interior layout Comfort Evaluation method in high-speed train driving room provided by the invention
Body limbs angle schematic diagram；
Fig. 2 is the table of membership function in the interior layout Comfort Evaluation method in high-speed train driving room provided by the invention
Show form schematic diagram (a)；
Fig. 3 is the table of membership function in the interior layout Comfort Evaluation method in high-speed train driving room provided by the invention
Show form schematic diagram (b)；
Fig. 4 is the table of membership function in the interior layout Comfort Evaluation method in high-speed train driving room provided by the invention
Show form schematic diagram (c).
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the present embodiment, the present invention provides a kind of layout Comfort Evaluation method of high-speed train driving room car,
The following steps are included:
(1) manikin that can judge Sitting comfort is established；
(2) inside of Human Physiology angular range and driver's cabin required by human comfort's vehicle driving posture of driver is determined
Bulk；
As shown in Figure 1, providing the limbs angle schematic diagram of the manikin under driver's vehicle driving posture, table l is provided
Human Physiology angular range required by driver comfort vehicle driving posture.For bullet train, usual foot angle A4 is 87 ° of maximums
No more than 130 °.Knee angle A3 is preferably 112 ° -118 °.The angle of cut A5 minimum of trunk and thigh is advisable with 115 °, at 110 °
To be most ideal in the range of~115 °, it is no more than 33 ° by dorsal horn A1 maximum, the most comfortable is 23 °.Elbow angle A6 is preferably 105 °,
Middle A5=180 °-(90 ° of-A1)-A6.As long as making the angle for the manikin designed in this comfort standard, illustrate to design
Manikin meet comfort requirement.
Human Physiology angular range under the comfortable vehicle driving posture of table 1
| A1 | A2 | A3 | A4 | A5 | A6 |
| 10°-35° | 10°-50° | 95°-155° | 85°-110° | 90°-125° | 80°-160° |
Determine driver's human comfort's vehicle driving posture, the human body selected in the comfortable and degree of fatigue and design that human body drives
Vehicle driving posture determined by each joint angles of model is related, by determining Human Physiology required by driver comfort vehicle driving posture
Angular range, to verify manikin comfort.
(3) by driver's Sitting comfort evaluation factor and inner space evaluation factor form comprehensive comfort judge because
Element；
Wherein, driver's Sitting comfort evaluation factor can calculate each angle of limbs using manikin, such as
The value of each angle of fruit limbs then can determine that sitting posture is comfortable in comfort standard.But since " comfortable " is one fuzzy general
It reads, the comfort standard of limbs angle is not an absolute confirmable numberical range, but has certain ambiguity.Cause
This, the fuzzy set in fuzzy mathematics can be used to describe in the limbs angle comfort standard with ambiguity.
Fuzzy synthetic appraisement method can be used to judge in Sitting comfort: first, it is ensured that the 5th percentile, the 50th percentage
The Sitting comfort of the driver of position and the 95th percentile；Then, judge the manikin of each percentile elbow joint angle,
Shoulder joint angle, by dorsal horn, trunk and thigh angle and knee splint ankle joint angle whether in comfortable angular range, with
This judges Sitting comfort.
The evaluation of internal volume often refers to Multiple factors, such as head clearance, shoulder ask gap, ancon gap, at this moment
It requires to make overall merit according to this Multiple factors internal volume, and only cannot go to evaluate from the case where a certain factor, separately
The evaluation comparison made so outside is fuzzy, and the evaluation for needing to quantify, this just needs internal volume to establish fuzzy overall evaluation mould
Type.
Due to the main profile point of interior of body depend between driver head and top cover, between shoulder and glass, elbow
Gap between portion and car door inner surface.In addition gap of the driver in manipulation operations platform, between station and abdomen, trunk
It is directly related to the maneuverability and safety of automobile again.So selection driver Sheffield dummy head gap, shoulder and vehicle window glass
Gap, ancon are at a distance from gap, station and the torso centerline between car door inner surface, in station and thigh between glass
Heart line apart from this factor of evaluation of six sizes as inner space comfort.
(4) fuzzy comprehensive evoluation is carried out to Sitting comfort and inner space, it is thus necessary to determine that reflection Sitting comfort and interior
Set of factors, evaluate collection, membership function and the weight sets in portion space select three-level fuzzy comprehensive evoluation, are relaxed with verifying manikin
Adaptive obtains the layout comfort level evaluation result of driver's cabin car.Three-level fuzzy synthetic evaluation model is used in this step,
Enable: the set of factors that the first order is judged is { Sitting comfort, inner space }；The set of factors that the second level is judged is by each of manikin
A limbs joint angle composition；The set of factors that the third level is judged is each limbs joint of the 5th, 50,95 percentile manikins
Angle；Evaluate collection indicates are as follows: V=v1, v2 ... vn }={ optimal；Well；It is qualified；Failure }；Membership function can reflect because
Influence of the variation of plain parameter to evaluation index；The weight sets of inner space is determined according to expertise；The power that the first order is judged
Collect again and is determined according to evaluation system specific requirement；The weight sets that the second level is judged is determined by Human Physiology angular range；The third level
The weight sets of judge is { 1/3,1/3,1/3 }.
Specific step is as follows for the three-level fuzzy synthetic evaluation model:
1) the judge vector of Sitting comfort is sought:
1.1) to the set of factors of each limbs joint angles of the 5th, 50,95 percentile manikins composition, as it is sub- because
Element collection substitutes into single-stage scoring model, obtains single factor judgment matrix R respectively11, R12, R13, and the weight judged by the third level
Collection, which calculates, judges vector B11, B12, B13；
1.2) by B11, B12, B13It is judged with each limbs joint angle composition second level of each percentile manikin
Set of factors substitutes into single-stage scoring model, obtains single factor judgment matrix R1, and the weight sets calculating judged by the second level is commented
Sentence vector B1；
2) it seeks the judge vector of inner space: obtaining the size gap of the inner space of driver's cabin, mould is judged by single-stage
Type obtains single factor judgment matrix R2, and calculated by the weight sets of inner space and judge vector B2；
3) overall synthetic is asked to judge vector: by judge vector B1With judge vector B2Form RIt is comprehensive, and it is specific according to evaluation system
It is required that determining the weight sets that the first order is judged: AIt is comprehensive, can get Comprehensive Evaluation vector is BIt is comprehensive=AIt is comprehensiveoRIt is comprehensive。
Specific step is as follows for the single-stage scoring model:
(a) fuzzy factor set U={ u is established1,u2,.....un}；
(b) fuzzy appraisal set V={ v is established1,v2.....vn}；
(c) single factor test judges: to single fuzzy factors ui(i=1,2.....n) is judged, and the fuzzy set on V is obtained
{ri1,ri2......rim, to obtain FUZZY MAPPING f:U → F (V) u from U to Vi→{ri1,ri2......rim, wherein rij
Indicate vjTo factor ujMade judge, 0 < rij< 1, FUZZY MAPPING f determine single factor judgment matrix R ∈ Unxm；
(d) it needs to weight each factor, enables weight sets are as follows: A=(a1, a2... an) come indicate each factor flexible strategy distribution,
And judge vector B=AoR.
Fuzzy comprehensive evoluation is carried out to Sitting comfort and inner space, is made as follows for example:
(1) Sitting comfort jdgement matrix is sought: by the way that for the 5th, 50,95 percentile manikins, table 2 is a certain vehicle
5%, the joint angle of 50%, 95% percentile manikin establishes fuzzy membership functions according to fuzzy mathematics rule, utilizes
Membership function model obtains single factor test matrix.
The mannequin joint angle of each percentile of table 2
(2) second step seeks inner space jdgement matrix, and the interior space dimension of the vehicle of selection is shown in Table 3:
The interior space dimension (mm) of certain the vehicle driver's cabin of table 3
According to fuzzy mathematics rule, fuzzy membership functions is established, obtains single factor test matrix using membership function model:
The weight of each factor is A=(0.2,0.24,0.15,0.15,0.13,0.13)；
Judge vector is B=AoR=(0.53,0.47).
(3) it asks overall synthetic to judge vector: according to evaluation system specific requirement, determining first order factor weight: AIt is comprehensiveFor
(0.5,0.5), i.e. Sitting comfort and inner space comfort respectively account for 50% weight, then system Comprehensive Evaluation vector is BIt is comprehensive=
AIt is comprehensiveoRIt is comprehensive=(0.4236,0.4243,0.1521), according to judging collection V={ v1, v2 ... vn }={ optimal；Well；It is qualified；It loses
Lose, it is corresponding " good " as evaluation result to judge value in vector maximum 0.4243, from this, the vehicle is comfortable
Property evaluation result be " good ".
The invention patent can be easypro to taking very well by establishing Sitting comfort evaluation model, inner space evaluation model
Adaptive is evaluated, and can be efficiently reduced design link, short design cycle and the investment that can be reduced human and material resources, be played drop
The effect of low cost.
The present invention is not limited to above-mentioned optional embodiment, anyone can show that other are various under the inspiration of the present invention
The product of form, however, make any variation in its shape or structure, it is all to fall into the claims in the present invention confining spectrum
Technical solution, be within the scope of the present invention.
Claims (4)
1. a kind of layout Comfort Evaluation method of high-speed train driving room car, which comprises the following steps:
(1) manikin that can judge Sitting comfort is established；
(2) inner space of Human Physiology angular range and driver's cabin required by human comfort's vehicle driving posture of driver is determined
Size；
(3) comprehensive comfort evaluation factor is formed by driver's Sitting comfort evaluation factor and inner space evaluation factor；
(4) fuzzy comprehensive evoluation is carried out to Sitting comfort and inner space and obtains driver's cabin to verify manikin comfort
Interior layout comfort level evaluation result.
2. the layout Comfort Evaluation method of high-speed train driving room car according to claim 1, which is characterized in that institute
State fuzzy comprehensive evoluation in step (4) and use three-level fuzzy synthetic evaluation model, enable: the set of factors that the first order is judged is { sitting posture
Comfort, inner space }；The set of factors that the second level is judged is made of each limbs joint angle of manikin；The third level is commented
The set of factors sentenced is each limbs joint angle of the 5th, 50,95 percentile manikins；Evaluate collection indicates are as follows: V=v1,
V2 ... vn }={ optimal；Well；It is qualified；Failure }；Membership function can reflect shadow of the variation to evaluation index of factor parameter
It rings；The weight sets of inner space is determined according to expertise；The weight sets that the first order is judged is true according to evaluation system specific requirement
It is fixed；The weight sets that the second level is judged is determined by Human Physiology angular range；The weight sets that the third level is judged is { 1/3,1/3,1/
3}。
3. the layout Comfort Evaluation method of high-speed train driving room car according to claim 2, which is characterized in that institute
Stating three-level fuzzy synthetic evaluation model, specific step is as follows:
1) the judge vector of Sitting comfort is sought:
1.1) single-stage is substituted into the set of factors of each limbs joint angle composition of the 5th, 50,95 percentile manikins and judges mould
In type, single factor judgment matrix R is obtained respectively11, R12, R13, and calculated by the weight sets that the third level is judged and judge vector B11,
B12, B13；
1.2) by B11, B12, B13The factor judged with each limbs joint angle composition second level of each percentile manikin
Collection substitutes into single-stage scoring model, obtains single factor judgment matrix R1, and by the second level judge weight sets calculate judge to
Measure B1；
2) it seeks the judge vector of inner space: obtaining the size gap of the inner space of driver's cabin, obtained by single-stage scoring model
Take single factor judgment matrix R2, and calculated by the weight sets of inner space and judge vector B2；
3) overall synthetic is asked to judge vector: by judge vector B1With judge vector B2Form RIt is comprehensive, and according to evaluation system specific requirement
Determine the weight sets that the first order is judged: AIt is comprehensive, can get Comprehensive Evaluation vector is BIt is comprehensive=AIt is comprehensiveoRIt is comprehensive。
4. the layout Comfort Evaluation method of high-speed train driving room car according to claim 3, which is characterized in that institute
Stating single-stage scoring model, specific step is as follows:
(a) fuzzy factor set U={ u is established1,u2,.....un}；
(b) fuzzy appraisal set V={ v is established1,v2.....vn}；
(c) single factor test judges: to single fuzzy factors ui(i=1,2.....n) is judged, and the fuzzy set { r on V is obtainedi1,
ri2......rim, to obtain FUZZY MAPPING f:U → F (V) u from U to Vi→{ri1,ri2......rim, wherein rijIndicate vj
To factor ujMade judge, 0 < rij< 1, FUZZY MAPPING f determine single factor judgment matrix R ∈ Unxm；
(d) it needs to weight each factor, enables weight-sets are as follows: A=(a1, a2... an) come indicate each factor flexible strategy distribution, acquire
Judge vector B=AoR.
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| CN113903059A (en) * | 2021-12-13 | 2022-01-07 | 中汽信息科技(天津)有限公司 | Human body model establishing method, device and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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Application publication date: 20190329 |