PDU作(Zuo)为(Wei)新(Xin)能(Neng)源(Yuan)汽(Qi)车(Che)产(Chan)业(Ye)中(Zhong)重(Zhong)要(Yao)一(Yi)环(Huan),(?)本(Ben)文(Wen)重(Zhong)点(Dian)来(Lai)给(Gei)大(Da)家(Jia)介(Jie)绍(Shao)《(?)PDU结(Jie)构(Gou)设(She)计(Ji)注(Zhu)意(Yi)事(Shi)项(Xiang)》(?)。(?)
第(Di)一(Yi)部(Bu)分(Fen) PDU功(Gong)能(Neng)介(Jie)绍(Shao)
高(Gao)压(Ya)配(Pei)电(Dian)盒(He)简(Jian)称(Cheng)配(Pei)电(Dian)盒(He),(?)英(Ying)文(Wen)简(Jian)称(Cheng)PDU((?)Power Distribution Unit)(?),(?)新(Xin)能(Neng)源(Yuan)车(Che)高(Gao)压(Ya)系(Xi)统(Tong)解(Jie)决(Jue)方(Fang)案(An)中(Zhong)的(De)高(Gao)压(Ya)电(Dian)源(Yuan)分(Fen)配(Pei)单(Dan)元(Yuan)。(?)通(Tong)过(Guo)母(Mu)排(Pai)及(Ji)线(Xian)束(Shu)将(Jiang)高(Gao)压(Ya)元(Yuan)器(Qi)件(Jian)电(Dian)连(Lian)接(Jie),(?)为(Wei)新(Xin)能(Neng)源(Yuan)汽(Qi)车(Che)高(Gao)压(Ya)系(Xi)统(Tong)提(Ti)供(Gong)充(Chong)放(Fang)电(Dian)控(Kong)制(Zhi)、(?)高(Gao)压(Ya)部(Bu)件(Jian)上(Shang)电(Dian)控(Kong)制(Zhi)、(?)电(Dian)路(Lu)过(Guo)载(Zai)短(Duan)路(Lu)保(Bao)护(Hu)、(?)高(Gao)压(Ya)采(Cai)样(Yang)、(?)低(Di)压(Ya)控(Kong)制(Zhi)等(Deng)功(Gong)能(Neng)等(Deng),(?)保(Bao)护(Hu)和(He)监(Jian)控(Kong)高(Gao)压(Ya)系(Xi)统(Tong)的(De)运(Yun)行(Xing)。(?)
PDU也(Ye)能(Neng)够(Gou)集(Ji)成(Cheng)BMS主(Zhu)控(Kong)、(?)充(Chong)电(Dian)模(Mo)块(Kuai)、(?)DC模(Mo)块(Kuai)、(?) PTC控(Kong)制(Zhi)模(Mo)块(Kuai)等(Deng)功(Gong)能(Neng),(?)与(Yu)传(Chuan)统(Tong)PDU相(Xiang)比(Bi)多(Duo)了(Liao)整(Zheng)车(Che)功(Gong)能(Neng)模(Mo)块(Kuai),(?)功(Gong)能(Neng)上(Shang)更(Geng)加(Jia)集(Ji)成(Cheng)化(Hua),结(Jie)构(Gou)上(Shang)更(Geng)复(Fu)杂(Za),(?)具(Ju)有(You)水(Shui)冷(Leng)或(Huo)是(Shi)风(Feng)冷(Leng)等(Deng)散(San)热(Re)结(Jie)构(Gou)。(?)PDU配(Pei)置(Zhi)灵(Ling)活(Huo),(?)可(Ke)以(Yi)根(Gen)据(Ju)客(Ke)户(Hu)要(Yao)求(Qiu)进(Jin)行(Xing)定(Ding)制(Zhi)开(Kai)发(Fa),(?)能(Neng)够(Gou)满(Man)足(Zu)不(Bu)同(Tong)客(Ke)户(Hu)不(Bu)同(Tong)车(Che)型(Xing)需(Xu)求(Qiu)。(?)PDU的(De)核(He)心(Xin)理(Li)念(Nian)与(Yu)方(Fang)案(An)应(Ying)该(Gai)是(Shi)源(Yuan)自(Zi)军(Jun)用(Yong)飞(Fei)机(Ji),(?)为(Wei)毛(Mao),(?)大(Da)家(Jia)可(Ke)以(Yi)自(Zi)行(Xing)脑(Nao)补(Bu)。(?)
BDU(Battery Disconnect Unit )电(Dian)池(Chi)包(Bao)断(Duan)路(Lu)单(Dan)元(Yuan),(?)专(Zhuan)为(Wei)电(Dian)池(Chi)包(Bao)内(Nei)部(Bu)设(She)计(Ji),(?)也(Ye)是(Shi)配(Pei)电(Dian)盒(He)的(De)一(Yi)种(Zhong)。(?)目(Mu)前(Qian)PDU都(Du)是(Shi)根(Gen)据(Ju)车(Che)厂(Chang)需(Xu)求(Qiu)定(Ding)制(Zhi),(?)因(Yin)此(Ci)收(Shou)集(Ji)客(Ke)户(Hu)需(Xu)求(Qiu)及(Ji)客(Ke)户(Hu)整(Zheng)车(Che)电(Dian)气(Qi)性(Xing)能(Neng)很(Hen)重(Zhong)要(Yao)。(?)
第(Di)二(?)部(Bu)分(Fen) 结(Jie)构(Gou)造(Zao)型(Xing)设(She)计(Ji)
电(Dian)气(Qi)原(Yuan)理(Li)图(Tu):(?)
实(Shi)物(Wu)方(Fang)案(An):(?)
一(Yi).总(Zong)体(Ti)要(Yao)求(Qiu):(?)
1.和(He)客(Ke)户(Hu)初(Chu)步(Bu)沟(Gou)通(Tong),(?)客(Ke)户(Hu)会(Hui)根(Gen)据(Ju)产(Chan)品(Pin)应(Ying)用(Yong)场(Chang)景(Jing)((?)大(Da)巴(Ba)车(Che),(?)公(Gong)交(Jiao)车(Che),(?)乘(Cheng)用(Yong)车(Che),(?)物(Wu)流(Liu)车(Che))(?),(?)年(Nian)需(Xu)求(Qiu)量(Liang),(?)初(Chu)步(Bu)给(Gei)出(Chu)选(Xuan)用(Yong)下(Xia)列(Lie)外(Wai)壳(Ke)类(Lei)型(Xing):(?)塑(Su)胶(Jiao),(?)钣(Ban)金(Jin),(?)铝(Lu)压(Ya)铸(Zhu)等(Deng)三(San)种(Zhong)外(Wai)壳(Ke)材(Cai)料(Liao),(?)塑(Su)胶(Jiao)外(Wai)壳(Ke)一(Yi)般(Ban)用(Yong)在(Zai)BDU上(Shang);(?)
2.当(Dang)客(Ke)户(Hu)提(Ti)出(Chu)需(Xu)求(Qiu)时(Shi),(?)PDU电(Dian)气(Qi)原(Yuan)理(Li)图(Tu)已(Yi)经(Jing)绘(Hui)制(Zhi)好(Hao),(?)大(Da)致(Zhi)外(Wai)形(Xing)尺(Chi)寸(Cun)已(Yi)经(Jing)给(Gei)出(Chu),(?)此(Ci)时(Shi)客(Ke)户(Hu)会(Hui)和(He)PDU厂(Chang)商(Shang)进(Jin)一(Yi)步(Bu)确(Que)认(Ren)电(Dian)气(Qi)件(Jian)选(Xuan)型(Xing),(?)连(Lian)接(Jie)器(Qi)选(Xuan)型(Xing);(?)
3.内(Nei)部(Bu)器(Qi)件(Jian)要(Yao)求(Qiu):(?)装(Zhuang)配(Pei)便(Bian)利(Li);(?)维(Wei)护(Hu)方(Fang)便(Bian);(?)所(Suo)有(You)的(De)电(Dian)气(Qi)件(Jian),(?)PCB板(Ban)都(Du)要(Yao)很(Hen)方(Fang)便(Bian)的(De)维(Wei)护(Hu)。(?)
4.防(Fang)护(Hu)等(Deng)级(Ji):(?)IP67
二(?).外(Wai)壳(Ke)设(She)计(Ji):(?)
1.钣(Ban)金(Jin)外(Wai)壳(Ke):(?)
材(Cai)质(Zhi):(?)冷(Leng)轧(Zha)板(Ban)SPCC,(?)铝(Lu)板(Ban)AL6061 OR AL5052,(?)不(Bu)锈(Xiu)钢(Gang)SUS304,(?)SUS316,(?)不(Bu)锈(Xiu)钢(Gang)不(Bu)好(Hao)加(Jia)工(Gong),(?)一(Yi)般(Ban)不(Bu)选(Xuan);(?)
表(Biao)面(Mian)处(Chu)理(Li):(?)喷(Pen)粉(Fen),(?)户(Hu)外(Wai)粉(Fen)体(Ti),(?)外(Wai)壳(Ke)喷(Pen)粉(Fen)后(Hou)盐(Yan)雾(Wu)测(Ce)试(Shi)48小(Xiao)时(Shi)不(Bu)生(Sheng)锈(Xiu)
板(Ban)厚(Hou):(?)SPCC1.5-2.0mm;AL6061 1.5-2.0mm;SUS304:(?)1.0-1.5mm
2.压(Ya)铸(Zhu)铝(Lu)外(Wai)壳(Ke):(?)
材(Cai)质(Zhi):(?)ACD12
表(Biao)面(Mian)处(Chu)理(Li):(?)喷(Pen)砂(Sha)样(Yang)机(Ji),(?)喷(Pen)细(Xi)沙(Sha),(?)银(Yin)色(Se)或(Huo)黑(Hei)色(Se),(?)盐(Yan)雾(Wu)测(Ce)试(Shi)48小(Xiao)时(Shi)不(Bu)生(Sheng)锈(Xiu)
板(Ban)厚(Hou):(?)4.0mm左(Zuo)右(You)
3.塑(Su)胶(Jiao)外(Wai)壳(Ke):(?)
材(Cai)质(Zhi):(?)硬(Ying)质(Zhi)塑(Su)料(Liao):(?)PC,PA
表(Biao)面(Mian)处(Chu)理(Li):(?)烤(Kao)漆(Qi)
板(Ban)厚(Hou):(?)4.0mm左(Zuo)右(You)
三(San).搭(Da)铁(Tie)设(She)计(Ji)((?)配(Pei)电(Dian)盒(He)安(An)装(Zhuang)孔(Kong)位(Wei)部(Bu)件(Jian))(?):(?)
1.钣(Ban)金(Jin)外(Wai)壳(Ke):(?)
板(Ban)厚(Hou)3mm左(Zuo)右(You),(?)满(Man)焊(Han)
2.压(Ya)铸(Zhu)铝(Lu)外(Wai)壳(Ke):(?)
厚(Hou)度(Du)5mm左(Zuo)右(You),(?)和(He)壳(Ke)体(Ti)压(Ya)铸(Zhu)一(Yi)体(Ti)成(Cheng)型(Xing)
3.搭(Da)铁(Tie)孔(Kong)一(Yi)般(Ban)是(Shi)腰(Yao)型(Xing)孔(Kong),(?)大(Da)小(Xiao)根(Gen)据(Ju)客(Ke)户(Hu)螺(Luo)丝(Si)大(Da)小(Xiao)决(Jue)定(Ding),(?)大(Da)多(Duo)选(Xuan)用(Yong)M5或(Huo)M6螺(Luo)丝(Si)固(Gu)定(Ding)配(Pei)电(Dian)盒(He)
四(Si).铜(Tong)排(Pai)设(She)计(Ji)((?)配(Pei)电(Dian)盒(He)安(An)装(Zhuang)孔(Kong)位(Wei)部(Bu)件(Jian))(?):(?)
1.根(Gen)据(Ju)铜(Tong)排(Pai)载(Zai)流(Liu)量(Liang)速(Su)算(Suan)设(She)计(Ji)
2.根(Gen)据(Ju)下(Xia)表(Biao)查(Cha)询(Xun)载(Zai)流(Liu)量(Liang):(?)
估(Gu)算(Suan)法(Fa):
单(Dan)条(Tiao)铜(Tong)母(Mu)排(Pai)载(Zai)流(Liu)量(Liang)= 宽(Kuan)度(Du)(mm) X 厚(Hou)度(Du)系(Xi)数(Shu)
双(Shuang)母(Mu)排(Pai)载(Zai)流(Liu)量(Liang)= 宽(Kuan)度(Du)(mm) X 厚(Hou)度(Du)系(Xi)数(Shu) X 1.5(经(Jing)验(Yan)系(Xi)数(Shu))
铜(Tong)排(Pai)和(He)铝(Lu)排(Pai)也(Ye)可(Ke)以(Yi)按(An)平(Ping)方(Fang)数(Shu)来(Lai),通(Tong)常(Chang)铜(Tong)应(Ying)该(Gai)按(An)5-8A/平(Ping)方(Fang),铝(Lu)应(Ying)该(Gai)按(An)3-5A/平(Ping)方(Fang)
常(Chang)用(Yong)铜(Tong)排(Pai)的(De)载(Zai)流(Liu)量(Liang)计(Ji)算(Suan)方(Fang)法(Fa):(?)
(?) (?)40℃(?)时(Shi)铜(Tong)排(Pai)载(Zai)流(Liu)量(Liang)=排(Pai)宽(Kuan)*厚(Hou)度(Du)系(Xi)数(Shu)
(?) (?)排(Pai)宽(Kuan)(mm);厚(Hou)度(Du)系(Xi)数(Shu)为(Wei):母(Mu)排(Pai)12厚(Hou)时(Shi)为(Wei)20;10厚(Hou)时(Shi)为(Wei)18;依(Yi)次(Ci)为(Wei):[12-20,(?)10-18,(?)8-16,(?)6-14,(?)5-13,(?)4-12].
双(Shuang)层(Ceng)铜(Tong)排(Pai)[40℃(?)]=1.56-1.58单(Dan)层(Ceng)铜(Tong)排(Pai)[40℃(?)]((?)根(Gen)据(Ju)截(Jie)面(Mian)大(Da)小(Xiao)定(Ding))(?)
3层(Ceng)铜(Tong)排(Pai)[40℃(?)]=2单(Dan)层(Ceng)铜(Tong)排(Pai)[40℃(?)]
4层(Ceng)铜(Tong)排(Pai)[40℃(?)]=单(Dan)层(Ceng)铜(Tong)排(Pai)[40℃(?)]*2.45(不(Bu)推(Tui)荐(Jian)此(Ci)类(Lei)选(Xuan)择(Ze),最(Zui)好(Hao)用(Yong)异(Yi)形(Xing)母(Mu)排(Pai)替(Ti)代(Dai))
(?) (?)铜(Tong)排(Pai)[40℃(?)]= 铜(Tong)排(Pai)[25℃(?)]*0.85
(?) (?)铝(Lu)排(Pai)[40℃(?)]= 铜(Tong)排(Pai)[40℃(?)]/1.3
(?) (?)例(Li)如(Ru)求(Qiu)TMY100*10载(Zai)流(Liu)量(Liang)为(Wei):(?)
(?) (?)单(Dan)层(Ceng):(?)100*18=1800(A)[查(Cha)手(Shou)册(Ce)为(Wei)1860A];(?)
(?) (?)双(Shuang)层(Ceng):(?)2(TMY100*10)的(De)载(Zai)流(Liu)量(Liang)为(Wei):(?)1860*1.58=2940(A);(?)[查(Cha)手(Shou)册(Ce)为(Wei)2942A];(?)
(?) (?)三(San)层(Ceng):(?)3(TMY100*10)的(De)载(Zai)流(Liu)量(Liang)为(Wei):(?)1860*2=(?)3720(A)[查(Cha)手(Shou)册(Ce)为(Wei)3780A]
以(Yi)上(Shang)所(Suo)有(You)计(Ji)算(Suan)均(Jun)精(Jing)确(Que)到(Dao)与(Yu)手(Shou)册(Ce)数(Shu)据(Ju)相(Xiang)当(Dang)接(Jie)近(Jin)。(?)
五(Wu).线(Xian)束(Shu)设(She)计(Ji):(?)
1.根(Gen)据(Ju)线(Xian)束(Shu)通(Tong)过(Guo)载(Zai)流(Liu)量(Liang)选(Xuan)用(Yong)合(He)适(Shi)线(Xian)径(Jing),(?)因(Yin)为(Wei)配(Pei)电(Dian)盒(He)内(Nei)部(Bu)空(Kong)间(Jian)很(Hen)紧(Jin)凑(?),(?)线(Xian)束(Shu)线(Xian)径(Jing)一(Yi)般(Ban)不(Bu)超(Chao)过(Guo)4平(Ping)方(Fang),(?)不(Bu)然(Ran)线(Xian)缆(Lan)折(Zhe)弯(Wan)半(Ban)径(Jing)太(Tai)大(Da)不(Bu)方(Fang)便(Bian)装(Zhuang)配(Pei);(?)
2.根(Gen)据(Ju)线(Xian)径(Jing)和(He)两(Liang)端(Duan)连(Lian)接(Jie)器(Qi)件(Jian)选(Xuan)用(Yong)合(He)适(Shi)端(Duan)子(Zi);(?)
3.电(Dian)缆(Lan)线(Xian)径(Jing)选(Xuan)取(Qu)根(Gen)据(Ju)V下(Xia)表(Biao)载(Zai)流(Liu)容(Rong)量(Liang)的(De)规(Gui)定(Ding)来(Lai)选(Xuan)取(Qu)。(?)
第(Di)三(San)部(Bu)分(Fen) 安(An)规(Gui)设(She)计(Ji)
一(Yi).爬(Pa)电(Dian)距(Ju)离(Li):(?)
高(Gao)压(Ya)配(Pei)电(Dian)盒(He)的(De)爬(Pa)电(Dian)距(Ju)离(Li)满(Man)足(Zu)GB/T 18384.1中(Zhong)规(Gui)定(Ding)的(De)相(Xiang)关(Guan)爬(Pa)电(Dian)要(Yao)求(Qiu)。(?)
PDU内(Nei)部(Bu)爬(Pa)电(Dian)距(Ju)离(Li)保(Bao)持(Chi)在(Zai)12mm比(Bi)较(Jiao)合(He)理(Li),(?)一(Yi)般(Ban)参(Can)考(Kao)标(Biao)准(Zhun)IEC 60664或(Huo) GB16935,(?)按(An)污(Wu)染(Ran)等(Deng)级(Ji)2;(?)污(Wu)染(Ran)等(Deng)级(Ji) 2,(?)考(Kao)虑(Lu)装(Zhuang)配(Pei)公(Gong)差(Cha)和(He)失(Shi)效(Xiao)需(Xu)要(Yao)增(Zeng)大(Da)1~2mm
二(?).抗(Kang)振(Zhen)动(Dong)性(Xing):(?)
一(Yi)般(Ban)按(An)照(Zhao)QC/T413-2002测(Ce)试(Shi)
频(Pin)率(Lu):(?)25~(?)500Hz 每(Mei)个(Ge)方(Fang)向(Xiang)8小(Xiao)时(Shi)(箱(Xiang)体(Ti)安(An)装(Zhuang)面(Mian)法(Fa)为(Wei)Z向(Xiang))
Z方(Fang)向(Xiang)加(Jia)速(Su)度(Du)30m/s2,振(Zhen)幅(Fu)1.2mm;
Y方(Fang)向(Xiang)加(Jia)速(Su)度(Du)15m/s2,振(Zhen)幅(Fu)0.6mm;
X方(Fang)向(Xiang)加(Jia)速(Su)度(Du)15m/s2,振(Zhen)幅(Fu)0.6mm;
客(Ke)户(Hu)有(You)指(Zhi)定(Ding)其(Qi)他(Ta)测(Ce)试(Shi)标(Biao)准(Zhun),(?)按(An)照(Zhao)客(Ke)户(Hu)指(Zhi)定(Ding)测(Ce)试(Shi)标(Biao)准(Zhun)进(Jin)行(Xing)振(Zhen)动(Dong)测(Ce)试(Shi)
三(San).抗(Kang)振(Zhen)动(Dong)性(Xing)先(Xian)按(An)照(Zhao)上(Shang)述(Shu)结(Jie)构(Gou)设(She)计(Ji)注(Zhu)意(Yi)事(Shi)项(Xiang)及(Ji)以(Yi)往(Wang)案(An)例(Li)进(Jin)行(Xing)结(Jie)构(Gou)设(She)计(Ji)3D完(Wan)成(Cheng)后(Hou),(?)用(Yong)软(Ruan)件(Jian)进(Jin)行(Xing)受(Shou)力(Li)模(Mo)拟(Ni),(?)没(Mei)有(You)问(Wen)题(Ti)打(Da)样(Yang)实(Shi)物(Wu)测(Ce)试(Shi),(?)中(Zhong)间(Jian)有(You)问(Wen)题(Ti)在(Zai)整(Zheng)改(Gai)。(?)
第(Di)四(Si)部(Bu)分(Fen) 散(San)热(Re)设(She)计(Ji)
一(Yi).如(Ru)果(Guo)没(Mei)有(You)车(Che)载(Zai)充(Chong)电(Dian)机(Ji),(?)DCDC电(Dian)源(Yuan),(?)按(An)照(Zhao)常(Chang)规(Gui)设(She)计(Ji)即(Ji)可(Ke),(?)小(Xiao)电(Dian)流(Liu)选(Xuan)用(Yong)线(Xian)束(Shu),(?)大(Da)电(Dian)流(Liu)选(Xuan)用(Yong)铜(Tong)排(Pai)
二(?).有(You)车(Che)载(Zai)充(Chong)电(Dian)机(Ji),(?)DCDC电(Dian)源(Yuan),(?)根(Gen)据(Ju)车(Che)载(Zai)电(Dian)机(Ji),(?)DCDC电(Dian)源(Yuan)发(Fa)热(Re)量(Liang)和(He)客(Ke)户(Hu)确(Que)认(Ren)采(Cai)用(Yong)风(Feng)冷(Leng)散(San)热(Re),(?)发(Fa)热(Re)源(Yuan)贴(Tie)在(Zai)配(Pei)电(Dian)盒(He)壁(Bi)上(Shang),(?)配(Pei)电(Dian)盒(He)发(Fa)热(Re)源(Yuan)壁(Bi)上(Shang)加(Jia)散(San)热(Re)片(Pian),(?)散(San)热(Re)片(Pian)上(Shang)加(Jia)防(Fang)水(Shui)散(San)热(Re)风(Feng)扇(Shan)
三(San).有(You)车(Che)载(Zai)充(Chong)电(Dian)机(Ji),(?)DCDC电(Dian)源(Yuan),(?)根(Gen)据(Ju)车(Che)载(Zai)电(Dian)机(Ji),(?)DCDC电(Dian)源(Yuan)发(Fa)热(Re)量(Liang)和(He)客(Ke)户(Hu)确(Que)认(Ren)采(Cai)用(Yong)液(Ye)冷(Leng)散(San)热(Re),(?)冷(Leng)冻(Dong)液(Ye)用(Yong)油(You)或(Huo)者(Zhe)冷(Leng)冻(Dong)液(Ye)。(?)铜(Tong)管(Guan)穿(Chuan)过(Guo)配(Pei)电(Dian)盒(He),(?)水(Shui)冷(Leng)散(San)热(Re)片(Pian),(?)散(San)热(Re)片(Pian)里(Li)面(Mian)有(You)铜(Tong)管(Guan)
四(Si).配(Pei)电(Dian)盒(He)内(Nei)部(Bu)温(Wen)升(Sheng)一(Yi)般(Ban)在(Zai)30K,不(Bu)超(Chao)过(Guo)50K
下(Xia)图(Tu)为(Wei)散(San)热(Re)方(Fang)案(An):(?)
第(Di)五(Wu)部(Bu)分(Fen) 密(Mi)封(Feng)设(She)计(Ji)
一(Yi).上(Shang)下(Xia)盖(Gai)密(Mi)封(Feng)设(She)计(Ji):(?)H型(Xing) 密(Mi)封(Feng)圈(Quan) 开(Kai)模(Mo)
1.钣(Ban)金(Jin)件(Jian)上(Shang)下(Xia)盖(Gai)防(Fang)水(Shui)结(Jie)构(Gou):(?)防(Fang)水(Shui)螺(Luo)帽(Mao),(?)密(Mi)封(Feng)圈(Quan)
2.铝(Lu)压(Ya)铸(Zhu)件(Jian)上(Shang)下(Xia)盖(Gai)防(Fang)水(Shui)结(Jie)构(Gou):(?)密(Mi)封(Feng)圈(Quan)
二(?).外(Wai)接(Jie)连(Lian)接(Jie)器(Qi)处(Chu)防(Fang)水(Shui)设(She)计(Ji):(?)
1.选(Xuan)用(Yong)防(Fang)水(Shui)连(Lian)接(Jie)器(Qi)
2.钣(Ban)金(Jin)件(Jian)外(Wai)壳(Ke):(?)固(Gu)定(Ding)连(Lian)接(Jie)器(Qi)的(De)位(Wei)置(Zhi),(?)铆(Mao)接(Jie)防(Fang)水(Shui)螺(Luo)帽(Mao)
3.铝(Lu)压(Ya)铸(Zhu)件(Jian)外(Wai)壳(Ke):(?)固(Gu)定(Ding)连(Lian)接(Jie)器(Qi)的(De)位(Wei)置(Zhi),(?)做(Zuo)凸(Tu)台(Tai),(?)凸(Tu)台(Tai)上(Shang)做(Zuo)盲(Mang)孔(Kong)螺(Luo)纹(Wen)固(Gu)定(Ding)连(Lian)接(Jie)器(Qi)
第(Di)六(Liu)部(Bu)分(Fen) EMC设(She)计(Ji)
电(Dian)磁(Ci)兼(Jian)容(Rong)((?)EMC)(?)是(Shi)对(Dui)电(Dian)子(Zi)产(Chan)品(Pin)在(Zai)电(Dian)磁(Ci)场(Chang)方(Fang)面(Mian)干(Gan)扰(Rao)大(Da)小(Xiao)((?)EMI)(?)和(He)抗(Kang)干(Gan)扰(Rao)能(Neng)力(Li)((?)EMS)(?)的(De)综(Zong)合(He)评(Ping)定(Ding),(?)是(Shi)产(Chan)品(Pin)质(Zhi)量(Liang)最(Zui)重(Zhong)要(Yao)的(De)指(Zhi)标(Biao)之(Zhi)一(Yi),(?)电(Dian)磁(Ci)兼(Jian)容(Rong)的(De)测(Ce)量(Liang)由(You)测(Ce)试(Shi)场(Chang)地(Di)和(He)测(Ce)试(Shi)仪(Yi)器(Qi)组(Zu)成(Cheng)。(?)
EMC设(She)计(Ji)问(Wen)题(Ti)如(Ru)下(Xia):(?)
1.只(Zhi)有(You)在(Zai)PDU里(Li)面(Mian)加(Jia)了(Liao)BMS,(?)DCDC电(Dian)源(Yuan),(?)车(Che)载(Zai)充(Chong)电(Dian)机(Ji)等(Deng)其(Qi)中(Zhong)的(De)一(Yi)种(Zhong)或(Huo)几(Ji)种(Zhong)才(Cai)考(Kao)虑(Lu)EMC
2.BMS, DCDC电(Dian)源(Yuan),(?)车(Che)载(Zai)充(Chong)电(Dian)机(Ji),(?)这(Zhe)些(Xie)电(Dian)气(Qi)件(Jian)出(Chu)厂(Chang)时(Shi)一(Yi)般(Ban)都(Du)做(Zuo)了(Liao)EMC验(Yan)证(Zheng),(?)都(Du)在(Zai)国(Guo)标(Biao)规(Gui)定(Ding)范(Fan)围(Wei)内(Nei)。(?)
3.EMS不(Bu)过(Guo)的(De)话(Hua)和(He)厂(Chang)商(Shang)协(Xie)同(Tong)处(Chu)理(Li)靠(Kao)厂(Chang)商(Shang)搞(Gao)定(Ding),(?)结(Jie)构(Gou)设(She)计(Ji)主(Zhu)要(Yao)方(Fang)法(Fa)是(Shi)加(Jia)高(Gao)导(Dao)电(Dian)性(Xing)屏(Ping)蔽(Bi)罩(Zhao),(?)厂(Chang)商(Shang)自(Zi)己(Ji)整(Zheng)改(Gai);(?)因(Yin)为(Wei)是(Shi)PDU一(Yi)般(Ban)是(Shi)金(Jin)属(Shu)外(Wai)壳(Ke),(?)可(Ke)以(Yi)有(You)效(Xiao)屏(Ping)蔽(Bi)电(Dian)磁(Ci)干(Gan)扰(Rao),(?)EMI可(Ke)以(Yi)完(Wan)美(Mei)解(Jie)决(Jue)。(?)
第(Di)七(Qi)部(Bu)分(Fen) 建(Jian)模(Mo)仿(Fang)真(Zhen)设(She)计(Ji)
仿(Fang)真(Zhen)设(She)计(Ji)分(Fen)为(Wei)热(Re)仿(Fang)真(Zhen),(?)受(Shou)力(Li)分(Fen)析(Xi):(?)
1.靠(Kao)经(Jing)验(Yan)设(She)计(Ji)出(Chu)3D;(?)
2.根(Gen)据(Ju)3D模(Mo)型(Xing)用(Yong)软(Ruan)件(Jian)模(Mo)拟(Ni)散(San)热(Re)和(He)受(Shou)力(Li);(?)
3.热(Re)仿(Fang)真(Zhen)和(He)受(Shou)力(Li)分(Fen)析(Xi)可(Ke)以(Yi)参(Can)考(Kao)行(Xing)业(Ye)标(Biao)准(Zhun)。(?)