\ 为何懂车的人更在乎NVH水平 而不仅仅是三大件
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为何懂车的人更在乎NVH水平 而不仅仅是三大件

简介:

为何懂车的人更在乎NVH水平 而不仅仅是三大件如今人们买车越来越在乎乘坐舒适性,而一辆车的舒适性调校其实是一个复杂的过程,也就是我们经常提到的工艺。今天我们来到上汽乘用车技术中心试验室,带大家看看全新的是如......为何懂车的人更在乎NVH水平 而不仅仅是三大件

正文:

如[ru]今[jin]人[ren]们[men]买[mai]车[che]越[yue]来[lai]越[yue]在[zai]乎[hu]乘[cheng]坐[zuo]舒[shu]适[shi]性[xing],而[er]一[yi]辆[liang]车[che]的[de]舒[shu]适[shi]性[xing]调[diao]校[xiao]其[qi]实[shi]是[shi]一[yi]个[ge]复[fu]杂[za]的[de]过[guo]程[cheng],也[ye]就[jiu]是[shi]我[wo]们[men]经[jing]常[chang]提[ti]到[dao]的[de]工[gong]艺[yi]。今[jin]天[tian]我[wo]们[men]来[lai]到[dao]上[shang]汽[qi]乘[cheng]用[yong]车[che]技[ji]术[shu]中[zhong]心[xin]试[shi]验[yan]室[shi],带[dai]大[da]家[jia]看[kan]看[kan]全[quan]新[xin]的[de]是[shi]如[ru]何[he]做[zuo]到[dao]“更[geng]舒[shu]适[shi]”的[de]。相[xiang]信[xin]大[da]家[jia]经[jing]常[chang]会[hui]看[kan]到[dao]工[gong]艺[yi]这[zhe]个[ge]字[zi]眼[yan],即[ji](噪[zao]声[sheng])、(振[zhen]动[dong])及[ji](声[sheng]振[zhen]粗[cu]糙[cao]度[du])的[de]缩[suo]写[xie]。一[yi]般[ban]我[wo]们[men]判[pan]断[duan]一[yi]台[tai]车[che]的[de]综[zong]合[he]素[su]质[zhi],首[shou]先[xian]考[kao]虑[lv]的[de]是[shi]三[san]大[da]件[jian]的[de]成[cheng]熟[shu]度[du],而[er]紧[jin]随[sui]其[qi]后[hou]影[ying]响[xiang]一[yi]台[tai]车[che]“品[pin]质[zhi]感[gan]”的[de]关[guan]键[jian]点[dian],就[jiu]是[shi]整[zheng]车[che]的[de]水[shui]平[ping]。可[ke]以[yi]这[zhe]么[me]说[shuo],工[gong]艺[yi]是[shi]汽[qi]车[che]上[shang]除[chu]了[liao]三[san]大[da]件[jian]以[yi]外[wai]最[zui]重[zhong]要[yao]的[de]一[yi]个[ge]环[huan]节[jie],当[dang]然[ran]也[ye]是[shi]很[hen]考[kao]验[yan]技[ji]术[shu]水[shui]平[ping]的[de]一[yi]个[ge]环[huan]节[jie],因[yin]为[wei]是[shi]个[ge]很[hen]复[fu]杂[za]的[de]工[gong]程[cheng],一[yi]个[ge]密[mi]封[feng]条[tiao]的[de]工[gong]艺[yi]、一[yi]颗[ke]螺[luo]丝[si]的[de]位[wei]置[zhi]都[du]能[nen]产[chan]生[sheng]很[hen]大[da]影[ying]响[xiang]。上[shang]汽[qi]乘[cheng]用[yong]车[che]技[ji]术[shu]中[zhong]心[xin]试[shi]验[yan]室[shi]主[zhu]要[yao]包[bao]括[kuo]四[si]转[zhuan]鼓[gu]半[ban]消[xiao]声[sheng]室[shi]、二[er]转[zhuan]鼓[gu]半[ban]消[xiao]声[sheng]室[shi]、变[bian]速[su]箱[xiang]实[shi]验[yan]室[shi]、全[quan]消[xiao]混[hun]响[xiang]室[shi]、整[zheng]车[che]振[zhen]动[dong]异[yi]响[xiang]试[shi]验[yan]室[shi]、零[ling]部[bu]件[jian]振[zhen]动[dong]异[yi]响[xiang]试[shi]验[yan]室[shi]、声[sheng]音[yin]工[gong]作[zuo]室[shi]、整[zheng]车[che]密[mi]封[feng]性[xing]能[nen]试[shi]验[yan]室[shi]、零[ling]部[bu]件[jian]惯[guan]量[liang]试[shi]验[yan]室[shi]和[he]结[jie]构[gou]动[dong]力[li]学[xue]实[shi]验[yan]室[shi],都[du]用[yong]于[yu]整[zheng]车[che]和[he]子[zi]系[xi]统[tong]性[xing]能[nen]的[de]开[kai]发[fa]和[he]优[you]化[hua]。有[you]多[duo]复[fu]杂[za]?看[kan]看[kan]以[yi]上[shang]提[ti]到[dao]的[de]这[zhe]些[xie]种[zhong]类[lei]繁[fan]多[duo]的[de]试[shi]验[yan]室[shi]就[jiu]知[zhi]道[dao]了[liao],由[you]于[yu]时[shi]间[jian]关[guan]系[xi],我[wo]们[men]没[mei]法[fa]把[ba]所[suo]有[you]试[shi]验[yan]项[xiang]目[mu]都[du]看[kan]一[yi]遍[bian],所[suo]以[yi]就[jiu]在[zai]上[shang]汽[qi]工[gong]程[cheng]师[shi]的[de]带[dai]领[ling]下[xia],看[kan]看[kan]几[ji]个[ge]最[zui]有[you]代[dai]表[biao]性[xing]的[de]项[xiang]目[mu]吧[ba]。整[zheng]车[che]转[zhuan]鼓[gu]半[ban]消[xiao]声[sheng]室[shi]这[zhe]个[ge]试[shi]验[yan]室[shi]可[ke]进[jin]行[xing]车[che]辆[liang]通[tong]过[guo]噪[zao]声[sheng]、噪[zao]声[sheng]隔[ge]离[li]、进[jin]排[pai]气[qi]噪[zao]声[sheng]等[deng]多[duo]种[zhong]测[ce]试[shi]。这[zhe]是[shi]目[mu]前[qian]国[guo]内[na]最[zui]大[da]最[zui]先[xian]进[jin]的[de]四[si]轮[lun]转[zhuan]鼓[gu]半[ban]消[xiao]声[sheng]试[shi]验[yan]室[shi],在[zai]每[mei]小[xiao]时[shi]公[gong]里[li]的[de]运[yun]转[zhuan]速[su]度[du]下[xia],转[zhuan]鼓[gu]本[ben]底[di]噪[zao]声[sheng]小[xiao]于[yu]分[fen]贝[bei]。直[zhi]接[jie]模[mo]拟[ni]实[shi]际[ji]道[dao]路[lu]行[xing]驶[shi]不[bu]同[tong]路[lu]况[kuang],在[zai]路[lu]试[shi]前[qian]充[chong]分[fen]掌[zhang]握[wo]车[che]架[jia]部[bu]件[jian]在[zai]静[jing]音[yin]表[biao]现[xian]。说[shuo]的[de]通[tong]俗[su]点[dian],这[zhe]个[ge]试[shi]验[yan]室[shi]就[jiu]相[xiang]当[dang]于[yu]是[shi]给[gei]汽[qi]车[che]用[yong]的[de]“跑[pao]步[bu]机[ji]”,让[rang]汽[qi]车[che]在[zai]“跑[pao]步[bu]机[ji]”上[shang]高[gao]速[su]奔[ben]跑[pao],模[mo]拟[ni]在[zai]正[zheng]常[chang]道[dao]路[lu]上[shang]行[xing]驶[shi]的[de]状[zhuang]态[tai],在[zai]这[zhe]个[ge]时[shi]候[hou]采[cai]集[ji]整[zheng]辆[liang]车[che]行[xing]驶[shi]时[shi]发[fa]出[chu]的[de]噪[zao]声[sheng]。四[si]立[li]柱[zhu]道[dao]路[lu]模[mo]拟[ni]整[zheng]车[che]异[yi]响[xiang]试[shi]验[yan]室[shi]这[zhe]个[ge]试[shi]验[yan]室[shi]的[de]主[zhu]要[yao]目[mu]的[de]也[ye]是[shi]评[ping]估[gu]整[zheng]车[che]异[yi]响[xiang],通[tong]过[guo]四[si]个[ge]车[che]轮[lun]上[shang]的[de]液[ye]压[ya]立[li]柱[zhu],可[ke]以[yi]模[mo]拟[ni]车[che]辆[liang]行[xing]驶[shi]在[zai]恶[e]略[lue]路[lu]况[kuang]的[de]环[huan]境[jing],来[lai]采[cai]集[ji]车[che]内[na]仪[yi]表[biao]的[de]异[yi]响[xiang]、车[che]门[men]的[de]异[yi]响[xiang]、座[zuo]椅[yi]的[de]异[yi]响[xiang]等[deng]等[deng]。四[si]个[ge]液[ye]压[ya]立[li]柱[zhu]的[de]振[zhen]动[dong]频[pin]率[lv]是[shi]可[ke]控[kong]的[de],可[ke]以[yi]通[tong]过[guo]采[cai]集[ji]实[shi]际[ji]道[dao]路[lu]的[de]震[zhen]动[dong]信[xin]号[hao],模[mo]拟[ni]出[chu]水[shui]泥[ni]破[po]损[sun]路[lu]、搓[cuo]板[ban]路[lu]、高[gao]速[su]路[lu]等[deng]等[deng],这[zhe]个[ge]其[qi]实[shi]也[ye]有[you]点[dian]像[xiang]上[shang]面[mian]提[ti]到[dao]的[de]“跑[pao]步[bu]机[ji]”,只[zhi]不[bu]过[guo]是[shi]改[gai]成[cheng]在[zai]坑[kang]洼[wa]路[lu]上[shang]跑[pao],来[lai]监[jian]测[ce]车[che]辆[liang]的[de]内[na]饰[shi]部[bu]件[jian]的[de]异[yi]响[xiang]。变[bian]速[su]箱[xiang]试[shi]验[yan]室[shi]变[bian]速[su]箱[xiang]的[de]噪[zao]声[sheng]测[ce]试[shi]对[dui]环[huan]境[jing]的[de]要[yao]求[qiu]非[fei]常[chang]严[yan]格[ge]。该[gai]试[shi]验[yan]室[shi]内[na]的[de]变[bian]速[su]箱[xiang]测[ce]功[gong]机[ji]台[tai]架[jia]的[de]本[ben]体[ti]噪[zao]音[yin]仅[jin]分[fen]贝[bei],达[da]到[dao]了[liao]国[guo]际[ji]领[ling]先[xian]水[shui]准[zhun],建[jian]设[she]在[zai]消[xiao]声[sheng]室[shi]内[na],保[bao]障[zhang]安[an]静[jing]的[de]测[ce]试[shi]环[huan]境[jing]。该[gai]试[shi]验[yan]室[shi]内[na]可[ke]进[jin]行[xing]包[bao]括[kuo]M、、、M、等[deng]多[duo]种[zhong]类[lei]型[xing]变[bian]速[su]箱[xiang]在[zai]内[na]的[de]试[shi]验[yan]。混[hun]响[xiang]室[shi]混[hun]响[xiang]室[shi]采[cai]用[yong]不[bu]规[gui]则[ze]弧[hu]度[du]形[xing]式[shi]的[de]墙[qiang]体[ti]设[she]计[ji],独[du]特[te]的[de]设[she]计[ji]能[nen]增[zeng]强[qiang]房[fang]间[jian]各[ge]个[ge]面[mian]的[de]声[sheng]反[fan]射[she]效[xiao]果[guo],充[chong]分[fen]反[fan]射[she]声[sheng]能[nen],并[bing]以[yi]此[ci]产[chan]生[sheng]混[hun]响[xiang]声[sheng]场[chang]试[shi]验[yan]环[huan]境[jing]。这[zhe]个[ge]试[shi]验[yan]室[shi]可[ke]进[jin]行[xing]零[ling]部[bu]件[jian]和[he]声[sheng]学[xue]材[cai]料[liao]的[de]隔[ge]声[sheng]、吸[xi]声[sheng]性[xing]能[nen]测[ce]试[shi],为[wei]降[jiang]低[di]车[che]内[na]噪[zao]声[sheng]提[ti]供[gong]了[liao]高[gao]精[jing]度[du]的[de]测[ce]试[shi]环[huan]境[jing]。全[quan]消[xiao]声[sheng]室[shi]全[quan]消[xiao]声[sheng]室[shi]六[liu]个[ge]面[mian]都[du]安[an]装[zhuang]了[liao]约[yue]米[mi]长[chang]的[de]吸[xi]声[sheng]尖[jian]劈[pi],尖[jian]劈[pi]包[bao]裹[guo]玻[bo]璃[li]棉[mian]等[deng]吸[xi]声[sheng]材[cai]料[liao],能[nen]有[you]效[xiao]吸[xi]收[shou]所[suo]有[you]入[ru]射[she]声[sheng]音[yin]。这[zhe]个[ge]试[shi]验[yan]室[shi]其[qi]实[shi]是[shi]和[he]上[shang]面[mian]的[de]混[hun]响[xiang]室[shi]配[pei]套[tao]使[shi]用[yong]的[de],两[liang]个[ge]试[shi]验[yan]室[shi]仅[jin]一[yi]墙[qiang]之[zhi]隔[ge],一[yi]边[bian]相[xiang]当[dang]于[yu]声[sheng]源[yuan]室[shi],一[yi]边[bian]相[xiang]当[dang]于[yu]接[jie]收[shou]室[shi],这[zhe]个[ge]实[shi]验[yan]室[shi]可[ke]以[yi]用[yong]来[lai]测[ce]试[shi]电[dian]机[ji]、喇[la]叭[ba]、车[che]门[men]、发[fa]动[dong]机[ji]防[fang]火[huo]墙[qiang]等[deng]汽[qi]车[che]零[ling]部[bu]件[jian]的[de]声[sheng]功[gong]率[lv],提[ti]升[sheng]车[che]辆[liang]性[xing]能[nen]。荣[rong]威[wei]在[zai]材[cai]料[liao]吸[xi]声[sheng]、材[cai]料[liao]隔[ge]声[sheng]、玻[bo]璃[li]隔[ge]声[sheng]、线[xian]束[shu]过[guo]孔[kong]密[mi]封[feng]等[deng]方[fang]面[mian]的[de]工[gong]艺[yi]用[yong]料[liao]都[du]经[jing]过[guo]精[jing]心[xin]设[she]计[ji],提[ti]升[sheng]性[xing]能[nen]。其[qi]中[zhong]发[fa]动[dong]机[ji]罩[zhao]吸[xi]音[yin]垫[dian]、顶[ding]棚[peng]、乘[cheng]员[yuan]吸[xi]音[yin]垫[dian]关[guan]键[jian]区[qu]域[yu]都[du]覆[fu]盖[gai]了[liao]吸[xi]声[sheng]材[cai]料[liao]。吸[xi]音[yin]棉[mian]都[du]是[shi]通[tong]过[guo]严[yan]苛[ke]认[ren]证[zheng],采[cai]用[yong]聚[ju]丙[bing]烯[xi]涤[di]纶[lun]双[shuang]组[zu]份[fen]材[cai]质[zhi]构[gou]成[cheng]。荣[rong]威[wei]标[biao]配[pei]了[liao]同[tong]级[ji]别[bie]最[zui]高[gao]厚[hou]度[du]的[de]隔[ge]音[yin]玻[bo]璃[li],后[hou]玻[bo]璃[li]的[de]厚[hou]度[du]达[da],并[bing]且[qie]前[qian]挡[dang]风[feng]玻[bo]璃[li]增[zeng]加[jia]隔[ge]音[yin]膜[mo],能[nen]更[geng]有[you]效[xiao]阻[zu]隔[ge]外[wai]部[bu]噪[zao]音[yin],极[ji]大[da]提[ti]升[sheng]车[che]内[na]静[jing]谧[mi]性[xing]。荣[rong]威[wei]对[dui]轮[lun]胎[tai]、风[feng]扇[shan]、座[zuo]椅[yi]、进[jin]排[pai]气[qi]都[du]进[jin]行[xing]了[liao]高[gao]标[biao]准[zhun]试[shi]验[yan],为[wei]用[yong]户[hu]打[da]造[zao]静[jing]谧[mi]舒[shu]适[shi]空[kong]间[jian]。荣[rong]威[wei]采[cai]用[yong]轻[qing]量[liang]化[hua]、低[di]摩[mo]擦[ca]技[ji]术[shu]的[de]发[fa]动[dong]机[ji]和[he]液[ye]力[li]自[zi]动[dong]变[bian]速[su]箱[xiang],配[pei]合[he]液[ye]压[ya]悬[xuan]置[zhi]的[de]隔[ge]震[zhen]效[xiao]果[guo],使[shi]整[zheng]车[che]加[jia]速[su]声[sheng]音[yin]更[geng]加[jia]流[liu]畅[chang],为[wei]用[yong]户[hu]营[ying]造[zao]舒[shu]适[shi]平[ping]顺[shun]的[de]乘[cheng]坐[zuo]感[gan]受[shou]。设[she]计[ji]之[zhi]初[chu],工[gong]程[cheng]师[shi]会[hui]采[cai]用[yong]车[che]身[shen]结[jie]构[gou]仿[fang]真[zhen]分[fen]析[xi],对[dui]荣[rong]威[wei]每[mei]一[yi]块[kuai]车[che]身[shen]结[jie]构[gou]进[jin]行[xing]设[she]计[ji]优[you]化[hua],让[rang]车[che]辆[liang]还[huai]没[mei]造[zao]出[chu]来[lai]之[zhi]前[qian]就[jiu]能[nen]提[ti]前[qian]解[jie]决[jue]噪[zao]声[sheng]、振[zhen]动[dong]等[deng]许[xu]多[duo]潜[qian]在[zai]的[de]问[wen]题[ti],对[dui]整[zheng]车[che]状[zhuang]态[tai]下[xia]性[xing]能[nen]的[de]管[guan]控[kong]起[qi]着[zhou]关[guan]键[jian]作[zuo]用[yong]。在[zai]场[chang]地[di]实[shi]测[ce]噪[zao]音[yin]表[biao]现[xian]时[shi],荣[rong]威[wei]在[zai]时[shi]速[su]下[xia]车[che]内[na]实[shi]测[ce]噪[zao]音[yin]值[zhi]仅[jin]有[you]。这[zhe]个[ge]噪[zao]音[yin]值[zhi]表[biao]现[xian]还[huai]是[shi]非[fei]常[chang]不[bu]错[cuo]的[de]。总[zong]结[jie]:随[sui]着[zhou]消[xiao]费[fei]升[sheng]级[ji],如[ru]今[jin]大[da]家[jia]买[mai]车[che]也[ye]都[du]逐[zhu]渐[jian]从[cong]品[pin]牌[pai]消[xiao]费[fei]转[zhuan]向[xiang]品[pin]质[zhi]消[xiao]费[fei],自[zi]主[zhu]品[pin]牌[pai]过[guo]去[qu]都[du]靠[kao]性[xing]价[jia]比[bi]卖[mai]车[che],很[hen]显[xian]然[ran]这[zhe]条[tiao]路[lu]无[wu]法[fa]持[chi]续[xu]下[xia]去[qu]。提[ti]升[sheng]造[zao]车[che]实[shi]力[li]、提[ti]升[sheng]产[chan]品[pin]品[pin]质[zhi]才[cai]是[shi]硬[ying]道[dao]理[li],上[shang]汽[qi]品[pin]牌[pai]在[zai]技[ji]术[shu]研[yan]发[fa]层[ceng]面[mian]的[de]投[tou]入[ru]可[ke]以[yi]说[shuo]是[shi]从[cong]较[jiao]早[zao]就[jiu]开[kai]始[shi]布[bu]局[ju],在[zai]全[quan]新[xin]的[de]上[shang],这[zhe]种[zhong]投[tou]入[ru]获[huo]得[de]的[de]回[hui]报[bao]还[huai]是[shi]很[hen]明[ming]显[xian]的[de]。当[dang]然[ran],也[ye]希[xi]望[wang]有[you]的[de]自[zi]主[zhu]品[pin]牌[pai],能[nen]够[gou]做[zuo]出[chu]高[gao]质[zhi]量[liang]、高[gao]品[pin]质[zhi]的[de]产[chan]品[pin]。

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为何懂车的人更在乎NVH水平 而不仅仅是三大件

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