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智能高效极致省油,EHS超级电混系统技术解析

简介:

智能高效极致省油,EHS超级电混系统技术解析

【编者按】开年,比亚迪全新发布的DM-i超级混动及三款量产新车以超低油耗震惊业界。DM-i超级混动紧凑型轿车秦PLUS DM-i亏电油耗低......智能高效极致省油,EHS超级电混系统技术解析

正文:

【编[bian]者[zhe]按[an]】开[kai]年[nian],比[bi]亚[ya]迪[di]全[quan]新[xin]发[fa]布[bu]的[de]DM-i超[chao]级[ji]混[hun]动[dong]及[ji]三[san]款[kuan]量[liang]产[chan]新[xin]车[che]以[yi]超[chao]低[di]油[you]耗[hao]震[zhen]惊[jing]业[ye]界[jie]。DM-i超[chao]级[ji]混[hun]动[dong]紧[jin]凑[cu]型[xing]轿[jiao]车[che]秦[qin]PLUS DM-i亏[kui]电[dian]油[you]耗[hao]低[di]至[zhi]L/百[bai]公[gong]里[li],媒[mei]体[ti]实[shi]车[che]测[ce]试[shi]的[de]亏[kui]电[dian]油[you]耗[hao]甚[shen]至[zhi]更[geng]低[di]。很[hen]多[duo]人[ren]惊[jing]讶[ya],这[zhe]是[shi]如[ru]何[he]做[zuo]到[dao]的[de]?其[qi]实[shi]只[zhi]要[yao]深[shen]入[ru]了[liao]解[jie]该[gai]技[ji]术[shu]的[de]运[yun]行[xing]机[ji]构[gou]就[jiu]会[hui]发[fa]现[xian],作[zuo]为[wei]DM-i超[chao]级[ji]混[hun]动[dong]的[de]核[he]心[xin]部[bu]件[jian],智[zhi]能[nen]高[gao]效[xiao]的[de]EHS超[chao]级[ji]电[dian]混[hun]系[xi]统[tong]对[dui]实[shi]现[xian]超[chao]低[di]亏[kui]电[dian]油[you]耗[hao]居[ji]功[gong]至[zhi]伟[wei]。EHS超[chao]级[ji]电[dian]混[hun]系[xi]统[tong],DM-i超[chao]级[ji]混[hun]动[dong]的[de]“大[da]脑[nao]中[zhong]枢[shu]”EHS是[shi]“Elecic Hybid Syem”的[de]缩[suo]写[xie],从[cong]名[ming]称[chen]可[ke]以[yi]反[fan]映[ying]它[ta]是[shi]“以[yi]电[dian]为[wei]主[zhu]”的[de]混[hun]动[dong]系[xi]统[tong]。作[zuo]为[wei]DM-i超[chao]级[ji]混[hun]动[dong]的[de]核[he]心[xin]部[bu]件[jian],EHS超[chao]级[ji]电[dian]混[hun]系[xi]统[tong]对[dui]于[yu]整[zheng]个[ge]架[jia]构[gou]来[lai]说[shuo],相[xiang]当[dang]于[yu]人[ren]体[ti]的[de]“大[da]脑[nao]中[zhong]枢[shu]”,充[chong]分[fen]体[ti]现[xian]了[liao]DM-i的[de] “i”,即[ji]iellige智[zhi]慧[hui]——通[tong]过[guo]对[dui]发[fa]动[dong]机[ji]、发[fa]电[dian]机[ji]和[he]驱[qu]动[dong]电[dian]机[ji]的[de]智[zhi]能[nen]功[gong]率[lv]分[fen]配[pei],让[rang]整[zheng]个[ge]系[xi]统[tong]更[geng]多[duo]的[de]处[chu]于[yu]高[gao]效[xiao]区[qu]内[na]工[gong]作[zuo],从[cong]而[er]大[da]幅[fu]降[jiang]低[di]了[liao]整[zheng]车[che]能[nen]耗[hao],最[zui]终[zhong]实[shi]现[xian]了[liao]惊[jing]人[ren]的[de]超[chao]低[di]油[you]耗[hao]。如[ru]何[he]提[ti]高[gao]效[xiao]率[lv]降[jiang]低[di]能[nen]耗[hao]?从[cong]架[jia]构[gou]上[shang]看[kan],DM-i超[chao]级[ji]混[hun]动[dong]以[yi]高[gao]性[xing]能[nen]大[da]功[gong]率[lv]扁[bian]线[xian]电[dian]机[ji]为[wei]设[she]计[ji]基[ji]础[chu],主[zhu]要[yao]依[yi]靠[kao]大[da]功[gong]率[lv]高[gao]效[xiao]电[dian]机[ji]进[jin]行[xing]驱[qu]动[dong],汽[qi]油[you]发[fa]动[dong]机[ji]的[de]主[zhu]要[yao]功[gong]能[nen]是[shi]在[zai]高[gao]效[xiao]转[zhuan]速[su]区[qu]发[fa]电[dian],高[gao]速[su]工[gong]况[kuang]适[shi]时[shi]直[zhi]驱[qu]。由[you]此[ci]可[ke]见[jian],电[dian]机[ji]在[zai]整[zheng]个[ge]系[xi]统[tong]中[zhong]扮[ban]演[yan]了[liao]极[ji]为[wei]重[zhong]要[yao]的[de]角[jiao]色[se]。传[chuan]统[tong]电[dian]机[ji]采[cai]用[yong]的[de]绕[rao]组[zu]为[wei]多[duo]股[gu]线[xian]并[bing]行[xing]缠[chan]绕[rao],空[kong]间[jian]浪[lang]费[fei]多[duo],散[san]热[re]较[jiao]难[nan],发[fa]热[re]量[liang]较[jiao]大[da],功[gong]率[lv]密[mi]度[du]很[hen]难[nan]进[jin]一[yi]步[bu]提[ti]升[sheng]。EHS电[dian]混[hun]系[xi]统[tong]动[dong]力[li]电[dian]机[ji]采[cai]用[yong]最[zui]新[xin]的[de]扁[bian]线[xian]绕[rao]组[zu]技[ji]术[shu],散[san]热[re]性[xing]能[nen]好[hao],空[kong]间[jian]利[li]用[yong]率[lv]高[gao],功[gong]率[lv]密[mi]度[du]提[ti]升[sheng]至[zhi]kw/L,最[zui]高[gao]效[xiao]率[lv]达[da]到[dao]%;同[tong]时[shi]采[cai]用[yong]先[xian]进[jin]的[de]油[you]冷[ling]技[ji]术[shu],大[da]幅[fu]提[ti]高[gao]散[san]热[re]效[xiao]率[lv],最[zui]高[gao]转[zhuan]速[su]可[ke]达[da]转[zhuan],峰[feng]值[zhi]功[gong]率[lv]达[da]bkW,峰[feng]值[zhi]扭[niu]矩[ju]达[da]Nm。扁[bian]线[xian]电[dian]机[ji]不[bu]仅[jin]峰[feng]值[zhi]功[gong]率[lv]、扭[niu]矩[ju]更[geng]高[gao],恒[heng]功[gong]率[lv]区[qu]间[jian]也[ye]更[geng]广[guang],后[hou]备[bei]功[gong]率[lv]更[geng]充[chong]足[zu],并[bing]且[qie]高[gao]效[xiao]区[qu]间[jian]覆[fu]盖[gai]了[liao]更[geng]多[duo]的[de]工[gong]况[kuang],覆[fu]盖[gai]范[fan]围[wei]大[da]大[da]超[chao]出[chu]了[liao]普[pu]通[tong]电[dian]机[ji],为[wei]DM-i超[chao]级[ji]混[hun]动[dong]优[you]秀[xiu]的[de]能[nen]耗[hao]表[biao]现[xian]打[da]下[xia]坚[jian]实[shi]基[ji]础[chu]。同[tong]时[shi],EHS电[dian]混[hun]系[xi]统[tong]的[de]双[shuang]电[dian]控[kong]搭[da]载[zai]比[bi]亚[ya]迪[di]第[di]四[si]代[dai]IGBT技[ji]术[shu],电[dian]控[kong]综[zong]合[he]效[xiao]率[lv]高[gao]达[da]%,并[bing]且[qie]使[shi]得[de]电[dian]控[kong]高[gao]效[xiao]区[qu](即[ji]电[dian]控[kong]效[xiao]率[lv]超[chao]过[guo]%的[de]区[qu]域[yu])占[zhan]比[bi]高[gao]达[da]%,极[ji]大[da]降[jiang]低[di]了[liao]电[dian]控[kong]损[sun]耗[hao]。比[bi]亚[ya]迪[di]就[jiu]是[shi]通[tong]过[guo]每[mei]一[yi]处[chu]的[de]精[jing]打[da]细[xi]算[suan],让[rang]DM-i超[chao]级[ji]混[hun]动[dong]的[de]能[nen]耗[hao]降[jiang]到[dao]了[liao]惊[jing]人[ren]的[de]地[di]步[bu]。智[zhi]能[nen]高[gao]效[xiao]无[wu]处[chu]不[bu]在[zai],有[you]电[dian]、亏[kui]电[dian]都[du]是[shi]“一[yi]条[tiao]龙[long]”以[yi]往[wang]市[shi]面[mian]上[shang]很[hen]多[duo]PHEV在[zai]有[you]电[dian]和[he]亏[kui]电[dian]状[zhuang]态[tai]下[xia]的[de]表[biao]现[xian]经[jing]常[chang]会[hui]“判[pan]若[ruo]两[liang]车[che]”,被[bei]诟[gou]病[bing]为[wei]“满[man]电[dian]一[yi]条[tiao]龙[long],亏[kui]电[dian]一[yi]条[tiao]虫[chong]”。得[de]益[yi]于[yu]EHS超[chao]级[ji]电[dian]混[hun]系[xi]统[tong]无[wu]处[chu]不[bu]在[zai]的[de]智[zhi]能[nen]高[gao]效[xiao],DM-i超[chao]级[ji]混[hun]动[dong]无[wu]论[lun]有[you]电[dian]、亏[kui]电[dian],其[qi]表[biao]现[xian]都[du]堪[kan]称[chen]是[shi]“一[yi]条[tiao]龙[long]”。电[dian]量[liang]充[chong]足[zu]时[shi],系[xi]统[tong]智[zhi]能[nen]保[bao]持[chi]EV纯[chun]电[dian]模[mo]式[shi],DM-i超[chao]级[ji]混[hun]动[dong]就[jiu]是[shi]一[yi]台[tai]纯[chun]电[dian]动[dong]车[che]。电[dian]量[liang]不[bu]足[zu]时[shi],系[xi]统[tong]智[zhi]能[nen]切[qie]换[huan]HEV串[chuan]联[lian]或[huo]并[bing]联[lian]模[mo]式[shi],DM-i超[chao]级[ji]混[hun]动[dong]此[ci]时[shi]就[jiu]是[shi]一[yi]台[tai]超[chao]低[di]油[you]耗[hao]的[de]混[hun]合[he]动[dong]力[li]车[che]:市[shi]区[qu]行[xing]驶[shi],有[you]%的[de]工[gong]况[kuang]下[xia]是[shi]用[yong]电[dian]机[ji]进[jin]行[xing]驱[qu]动[dong],有[you]%的[de]工[gong]况[kuang]是[shi]EV纯[chun]电[dian]行[xing]驶[shi];高[gao]速[su]行[xing]驶[shi]以[yi]并[bing]联[lian]直[zhi]驱[qu]为[wei]主[zhu],发[fa]动[dong]机[ji]在[zai]高[gao]效[xiao]区[qu]间[jian]驱[qu]动[dong],实[shi]现[xian]超[chao]高[gao]效[xiao]率[lv]和[he]超[chao]低[di]油[you]耗[hao]。即[ji]便[bian]是[shi]在[zai]电[dian]量[liang]不[bu]足[zu]时[shi],在[zai]NEDC和[he]WLTC工[gong]况[kuang]下[xia],DM-i超[chao]级[ji]混[hun]动[dong]的[de]电[dian]机[ji]驱[qu]动[dong]占[zhan]比[bi]仍[reng]然[ran]能[nen]高[gao]达[da]%和[he]%,真[zhen]正[zheng]做[zuo]到[dao]了[liao]覆[fu]盖[gai]各[ge]种[zhong]场[chang]景[jing]、以[yi]电[dian]为[wei]主[zhu]的[de]智[zhi]能[nen]高[gao]效[xiao]驱[qu]动[dong]。这[zhe]一[yi]特[te]性[xing]对[dui]广[guang]大[da]城[cheng]市[shi]通[tong]勤[qin]用[yong]户[hu]是[shi]极[ji]大[da]的[de]利[li]好[hao],在[zai]他[ta]们[men]最[zui]频[pin]繁[fan]使[shi]用[yong]的[de]城[cheng]市[shi]路[lu]况[kuang]下[xia],即[ji]使[shi]电[dian]量[liang]不[bu]足[zu],电[dian]机[ji]驱[qu]动[dong]的[de]占[zhan]比[bi]也[ye]能[nen]达[da]到[dao]近[jin]%,甚[shen]至[zhi]有[you]%的[de]工[gong]况[kuang]是[shi]EV纯[chun]电[dian]模[mo]式[shi]驱[qu]动[dong],完[wan]全[quan]零[ling]油[you]耗[hao],同[tong]时[shi]享[xiang]受[shou]到[dao]纯[chun]电[dian]驱[qu]动[dong]的[de]安[an]静[jing]平[ping]顺[shun]。此[ci]外[wai],通[tong]过[guo]直[zhi]驱[qu]离[li]合[he]器[qi]和[he]单[dan]挡[dang]减[jian]速[su]器[qi]的[de]极[ji]简[jian]高[gao]效[xiao]设[she]计[ji],EHS超[chao]级[ji]电[dian]混[hun]系[xi]统[tong]充[chong]分[fen]发[fa]挥[hui]了[liao]电[dian]机[ji]和[he]发[fa]动[dong]机[ji]各[ge]自[zi]的[de]优[you]势[shi]。超[chao]高[gao]热[re]效[xiao]率[lv]的[de]骁[xiao]云[yun]-插[cha]混[hun]专[zhuan]用[yong]高[gao]效[xiao]发[fa]动[dong]机[ji]大[da]多[duo]数[shu]时[shi]间[jian]在[zai]高[gao]效[xiao]区[qu]发[fa]电[dian],为[wei]电[dian]机[ji]驱[qu]动[dong]提[ti]供[gong]充[chong]足[zu]电[dian]能[nen];高[gao]速[su]巡[xun]航[hang]时[shi],发[fa]动[dong]机[ji]高[gao]效[xiao]低[di]油[you]耗[hao]直[zhi]驱[qu]行[xing]驶[shi],补[bu]齐[qi]了[liao]增[zeng]程[cheng]式[shi]电[dian]动[dong]车[che]高[gao]速[su]行[xing]驶[shi]仍[reng]由[you]电[dian]机[ji]驱[qu]动[dong]费[fei]油[you]的[de]短[duan]板[ban],做[zuo]到[dao]覆[fu]盖[gai]各[ge]种[zhong]驾[jia]驶[shi]场[chang]景[jing]的[de]超[chao]低[di]油[you]耗[hao]。EHS超[chao]级[ji]电[dian]混[hun]系[xi]统[tong]的[de]智[zhi]能[nen]高[gao]效[xiao]、极[ji]致[zhi]省[sheng]油[you],在[zai]秦[qin]PLUS DM-i、宋[song]PLUS DM-i、唐[tang]DM-i三[san]款[kuan]量[liang]产[chan]车[che]上[shang]体[ti]现[xian]的[de]淋[lin]漓[li]尽[jin]致[zhi]。秦[qin]PLUS DM-i百[bai]公[gong]里[li]L的[de]亏[kui]电[dian]油[you]耗[hao]在[zai]紧[jin]凑[cu]型[xing]轿[jiao]车[che]市[shi]场[chang]前[qian]所[suo]未[wei]见[jian],媒[mei]体[ti]实[shi]车[che]测[ce]试[shi]的[de]亏[kui]电[dian]油[you]耗[hao]甚[shen]至[zhi]更[geng]低[di],令[ling]人[ren]叹[tan]为[wei]观[guan]止[zhi]。这[zhe]样[yang]的[de]创[chuang]新[xin]技[ji]术[shu]能[nen]否[fu]真[zhen]正[zheng]颠[dian]覆[fu]燃[ran]油[you]车[che]市[shi]场[chang],改[gai]变[bian]现[xian]有[you]的[de]游[you]戏[xi]规[gui]则[ze]?让[rang]我[wo]们[men]拭[shi]目[mu]以[yi]待[dai]。

原标题:

智能高效极致省油,EHS超级电混系统技术解析

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