牛牛游戏厅安卓,{原始关键词}

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                              1. 当前位置: 代写一篇论文多少钱 > 工程师论文 > 燃料电池客车碰撞保护传感系统设计与工作原理

                                燃料电池客车碰撞保护传感系统设计与工作原理

                                时间:2020-04-23 13:23作者:周广波 王品泉
                                本文导读:这是一篇关于燃料电池客车碰撞保护传感系统设计与工作原理的文章,氢气易挥发、易燃、易爆及氢脆等特性[1],使得氢燃料电池客车在使用过程中存在一定的安全隐患。对于车载供氢系统的安全措施,已具备过压保护、过流保护、过温保护、低压报警等功能[2,3],还具备了氢气泄漏的检测和控

                                  摘    要: 介绍燃料电池客车碰撞安全保护系统的传感器系统的设计要求及工作原理。

                                  关键词: 燃料电池客车; 氢系统; 碰撞传感器; 安全保护;

                                  Abstract:牛牛游戏厅安卓,{原始关键词} This paper introduces the design requirements and working principle of the sensor system of the fuel cell buses collision safety protection system.

                                  Keyword:牛牛游戏厅安卓,{原始关键词} fuel cell bus; hydrogen system; collision sensor; safety protection;

                                牛牛游戏厅安卓,{原始关键词}   QINGQIYIHUIFA、YIRAN、YIBAOJIQINGCUIDENGTEXING[1],SHIDEQINGRANLIAODIANCHIKECHEZAISHIYONGGUOCHENGZHONGCUNZAIYIDINGDEANQUANYINHUAN。DUIYUCHEZAIGONGQINGXITONGDEANQUANCUOSHI,YIJUBEIGUOYABAOHU、GUOLIUBAOHU、GUOWENBAOHU、DIYABAOJINGDENGGONGNENG[2,3],HAIJUBEILEQINGQIXIELOUDEJIANCEHEKONGZHI。DANRANLIAODIANCHIKECHEFASHENGPENGZHUANGDESHIHOUCUNZAIHUOZAIFENGXIAN,YINCIRANLIAODIANCHIKECHEHAIYAOJUBEICHEZAIQINGXITONGPENGZHUANGANQUANSHEJI[4]。QIZHONGPENGZHUANGCHUANGANQISHICHEZAIQINGXITONGPENGZHUANGANQUANBAOHUXITONGDE“SHENJINGMOSHAO”,TAZHUYAOJIANCE、PANDUANQICHEFASHENGPENGZHUANGSHIDEZHUANGJIXINHAO[5],BINGJIANGXINHAOSHURUDAOZHENGCHEHEQINGXITONGKONGZHIQI,YIBIANTAMENJISHIQIDONGYIXILIEANQUANBAOHUCUOSHI。

                                  1、 碰撞保护传感系统设计

                                  1.1、 布置及安装要求

                                  MUQIAN,DUIRANLIAODIANCHIQINGANQUANDEPENGZHUANGFANGHUSHEJICHULEGUANJIANLINGBUJIANJUYOUFANGZHUANGNENGLIWAI,HAITONGGUOWEIZHIBUZHI、GUDINGZHUANGZHIBAOHU、ZHUDONGPENGZHUANGBAOHUXITONGJIANKONGPENGZHUANGBINGYUZHENGCHEKONGZHIXITONGLIANDONG、ZIDONGDUANDIAN、ZIDONGGUANBIFAMENDENGCUOSHILAIBIMIANZAINANDEFASHENG。ZAIQINGRANLIAODIANCHIKECHESHANGKEANZHUANGDUOGEPENGZHUANGCHUANGANQI,YUZHENGCHEKONGZHIQIZUCHENGRANLIAODIANCHIQINGANQUANDEPENGZHUANGZHUDONGFANGHUXITONG。

                                  一般氢燃料电池客车设置2~5个碰撞传感器[5],多路并联使用,分别安装在车辆前方大梁、车辆后方大梁及车辆重要部位处的侧面,如安装在前后保险杠中间、左右侧围、加氢口和燃料电池处,但一定要保持与车辆前后方向和车身左右方向对齐一致,切勿倾斜安装,角度误差应≤5°[6]。由于大型车辆底盘有一定韧性,距离较远的碰撞能量无法全部传递到碰撞传感器,所以需要在车辆前方大梁、车辆后方大梁及车辆重要部位处的侧面分别布置,多路传感器并联使用,最大程度地减轻车身变形对瞬时加速度的影响。
                                 

                                燃料电池客车碰撞保护传感系统设计与工作原理
                                 

                                  WEILEBAOZHENGJIANCEXINHAODEZHUNQUEXING,PENGZHUANGCHUANGANQIBIXUJUBEIYIDINGDEGANGXING,YIMIANPENGZHUANGHOUFASHENGXINENGBIANXINGDAOZHIJIASUDUJIANCEBUZHUNQUE[7]。XUANYONGHEJINSULIAOZUOWEICHUANGANQIDEWAIQIAO,TONGSHIGUANFENGHUANYANGSHUZHI,RANGDIANLUBANSHANGQIJIANHEZHENGGEANZHUANGDIZUOXINGCHENGYIGEGANGXINGDELIANJIETI。PENGZHUANGCHUANGANQIYINGSHIYINGQICHESHANGDEELIEHUANJING,ZHENGTIFANGHUDENGJIDADAOIP67,ZAI-40~+85℃FANWEINEIDOUNENGKEKAOGONGZUO,SHUCHUXINHAOBIXUWENDING,BUYISHOUCHELIANGDIANQIHUANJINGGANRAO。NENGFANGYIWAIJIANSHUI,DIWENJIEBINGHUANJINGYINGNENGZHENGCHANGGONGZUO,GAOWENSHISHOUMINGHEKEKAOXINGYEBUSHOUYINGXIANG。

                                  1.2、 主要参数要求

                                牛牛游戏厅安卓,{原始关键词}   PENGZHUANGCHUANGANQIFUZEJIANCEPENGZHUANGDEJILIECHENGDU,WEILEBAOZHENGPENGZHUANGJIANCEXINHAODEZHUNQUEXING,YOULIANGGEZHONGYAOZHIBIAO,YISHIJIASUDUYUZHI,ERSHIJINGDU,FANGZHIYINPENGZHUANGCHUANGANQIWUDONGZUOERZAOCHENGXITONGYIWAIBAOHU。

                                  1)JIASUDUYUZHI。CHESHENZAIPENGZHUANGGUOCHENGZHONGCHANSHENGDEJIASUDUFENWEILIANGGEZHUYAOJIEDUAN:ZAIPENGZHUANGCHUQI,CHESHENJIASUDUYOUYIGEHENDADEFENGZHICHUXIAN;SUIHOUCHESHENJIXINENGBUJIANYICIFASHENGYAKUIBIANXING,JINRUXIANGDUIWENDINGDEXINENGJIEDUAN。JIASUDUDEFENGZHITONGCHANGGAOCHUWENTAIJIEDUANDE2~3BEI。

                                  RUQICHEYI60 km/h(16.67 m/s)SUDUZHENGMIANPENGZHUANG1 mHOUTINGZHI,JIASHEPENGZHUANGGUOCHENGZHONGQICHESHIYUNJIANSUZHIXIANXINGSHI,ZEQIJIASUDUa=(vt2-v02)/(2st)=(0-16.672)/(2×1)=-138.9 m/s2。JIYUNJIANSUPENGZHUANGGUOCHENGZHONGa≈-14.2g,gWEIZHONGLIJIASUDU。

                                  RUPENGZHUANGGUOCHENGZHONGJIASUDUDEFENGZHIANWENDINGJIEDUANDE2BEIGUSUAN,ZEYOUam=2a=-14.2g×2≈-30g。

                                  PENGZHUANGCHUANGANQIJIASUDUYUZHISHIYOUKECHEXINGNENGJIQIPENGZHUANGTEXING(RUSUDU、ZHENGMIAN、CEMIANDENG)ERDING,WEIBAOZHENGRANLIAODIANCHIKECHEPENGZHUANGJIANCEDEZHUNQUEXING,PENGZHUANGCHUANGANQIDEJIASUDUYUZHIAN25%TIQIANLIANGSHEDING,JI-7.5g。

                                  2)JINGDU。JIEHEJIASUDUYUZHIHEPENGZHUANGJIANCEDEZHUNQUEDUYAOQIU,PENGZHUANGCHUANGANQIDEJINGDUYAOQIUDADAO0.1g。

                                  2 碰撞传感器工作原理

                                  RANLIAODIANCHIKECHEPENGZHUANGBAOHUXITONGHEXINBUJIANSHIPENGZHUANGCHUANGANQI,RUTU1SUOSHI,ZHUYAOYOUDIANYUAN、SHUANGZHOUJIASUDUCHUANGANQI、CANSHOUFAQIDIANLU、DANPIANJIJIQIWAIWEIDIANLUHERUANJIANZUCHENG。PENGZHUANGCHUANGANQINEIBUJICHENGYOUJIASUDUJIAIS2120SX,SHISHIJIANCEQICHEQIANHOUHEZUOYOUFANGXIANGSHANGDEPENGZHUANGJIASUDU,DANGSHISHIJIANCECHUDANGQIANDEPENGZHUANGJIASUDUCHAOGUOSHEDINGYUZHISHI,TONGGUOCANJIESHOUQIU1JISHISHUCHUBAOJINGBAOWENHEBAOJINGXINHAOJIZHENGCHEKONGZHIQI,ZHENGCHEKONGZHIQILIJIJIQINGXITONGKONGZHIQIFACHUZHILINGGUANBICHUQINGPINGFAMEN,DUANKAIQINGQIGONGYINGHEZHENGCHEDIANYUAN,JIANGQINGQIDEXIELOULIANGJIANGZHIZUIDI,CONGERQIDAOBAOHUCHELIANGDEZUOYONG,JIANSHAOHUOZAIDEFASHENG。

                                  图1 碰撞传感器工作原理图
                                图1 碰撞传感器工作原理图

                                牛牛游戏厅安卓,{原始关键词}   BAOJINGXINHAOCAIYONGSHUANGZURONGYUSHEJI[8]:BAOJINGDIDIANPINGXINHAOALARM1;BAOJINGGAODIANPINGXINHAOALARM2。TONGSHIBAOJINGXINHAODONGZUOHOUXUSUOCUN,ZHIDAODIANYUANZHONGQIHOUCAIKEJIESUO。PENGZHUANGXINHAOCHIXUSHIJIANZAIEDINGSHUCHUDIANLIUQINGKUANGXIAYINGKEWEICHI50 ms,FANGZHIPENGZHUANGSHUNJIANDIANYUANDIUSHI,DAOZHICHUFAXINHAOWUXIAO。

                                  1)DIANYUANBUFEN。CHELIANGBUWENDINGDEDIANYUAN(TONGCHANGWEIDC18~32 V)JINGGUOXIANXINGZHILIUWENYAXINPIANU5DEDAO+5 VDIANYUAN,+5 VZAIJINGGUOLDODIANYUANXINPIANU6DEDAO+3.3 VDIANYUAN。3.3 VDIANYUANWEIZHUDIANYUAN,JIDANPIANJIJISHUANGZHOUJIASUDUJIAIS2120SXXINPIANU3GONGDIAN,+5 VDIANYUANJICANSHOUFAQIU1GONGDIAN。WEILETIGAODIANYUANXITONGDEKEKAOXINGJIWENDINGXING,ZENGJIALE2GESHURUDIANLUTVS,DUIHOUMIANDEDIANYUANXINPIANJINXINGBAOHU,TIGAOLEXITONGDEEMCHEEMINENGLI。

                                牛牛游戏厅安卓,{原始关键词}   2)SHUANGZHOUJIASUDUCHUANGANQIAIS2120SX。U3WEISHUANGZHOUJIASUDUJIANCEXINPIAN,JICHENGLEXZHOU、YZHOU2GEDULIJIASUDUJIANCETONGDAO,JICHENGLEJINGMIDEWENDUBUCHANGZHUANGZHI,TONGGUOSHUZIDITONGLVBOQIDIXIAOYOUYUSHIDIAODIANYAZAOCHENGDESUDUPIANYIWUCHA,LVCHUYOUYUPENGZHUANGZAOCHENGDEZAOSHENGHEZHENDONGGAOPINFENLIANG,ZUIZHONGDEDAOZHENSHIDEJIASUDU。NEIZHIDESHANGDIANZIJIANGONGNENGQUEBAOKEKAOXINGHEYUNXINGSHISHIZHENDUAN[9,10]。

                                牛牛游戏厅安卓,{原始关键词}   3)CANSHOUFAQIDIANLU。U1WEICANSHOUFAQIDIANLU,MCUTONGGUODUDAODEXZHOU、YZHOUFANGXIANGDEJIASUDUZHI,TONGGUOCANZONGXIANFASONGCHUQU。

                                  4)DANPIANJIMCU。CAIYONGDESHISTM8AXILIECHEGUIJIXINPIAN,TM8DANPIANJIYOUYIFABANDAOTI(ST)YU2009NIANTUICHU,TAJUYOU3JILIUSHUIXIANJIAGOU、XINGJIABIGAO、KAIFAFANGBIANDENGYOUDIAN。MCUTONGGUOSPIZONGXIANDUDAOXZHOU、YZHOUFANGXIANGDEJIASUDU,DANGDAYUSHEDINGYUZHISHI,ALARM1SHUCHUDIDIANPING(ZHENGCHANGXUANKONGZHUANGTAI)。BAOJINGSHIALARM2SHUCHUGAODIANPING(ZHENGCHANGXUANKONGZHUANGTAI)。

                                  5)DANPIANJIWAIWEIDIANLU。BAOZHENGMCUZAISHANGDIANQIJIANNENGGOUJINXINGZHENGCHANGFUWEIJICHUSHIHUA,WEIDANPIANJITIGONGWENDINGDESHIZHONGXINHAO。

                                牛牛游戏厅安卓,{原始关键词}   6)RUANJIAN。PENGZHUANGCHUANGANQIRUANJIANZHUYAOBAOHANSHANGDIANCHUSHIHUASHEZHI、JIASUDUZHIDUQUJIBAOJINGSHUCHU、CANZONGXIANSHUJUFASONG3GELIUCHENG。SHIYONGST TOOLSJINXINGRUANJIANKAIFA,ST TOOLSBAOHANSTVDHESTVPLIANGGEGONGJUBAO,SHISTM8XINPIANJICHENGDERUANJIANKAIFAHUANJING;SHIYONGCYUYANHEHUIBIANYUYINHUNHEBIANCHENG。STVDTIGONGXINPIANZAIXIANFANGZHENHETUOJIRUANJIANFANGZHENGONGNENG,ZAIXIANFANGZHENWEIFEIQINRUSHIFANGZHEN,TONGGUOSTLINKGONGJUKELIANJIEDAOMUBIAOBAN,GUANCHACPUDESHIJIYUNXINGZHUANGTAI,BAOKUOGEZHONGBIANLIANGBIANHUAHESHEZHI、CHENGXUDIAOZHENG、DUANDIANSHEZHIDENGSHIYONGGONGNENG。DANZAISHIYONGQIANXUGENJUXINPIANGUIGEJINXINGKAIFAGONGJUDEPEIZHI(Toolset)XUANXIANGHEXUANZEBIANYIQI。STM8KEXUANIARHECosmicZUOWEIBIANYIQI,DANCosmicBIANYICHULAIDEDAIMABIIARGENGHAO。

                                  3 结束语

                                  RANLIAODIANCHIKECHEYIJINGKAISHISHANGYESHIFANYUNYING,YIPENGZHUANGCHUANGANQIWEIHEXINDERANLIAODIANCHIQINGANQUANDEPENGZHUANGFANGHUXITONGYIGUANGFANYINGYONG,KEYIYOUXIAOJIANGDIRANLIAODIANCHIKECHEFASHENGPENGZHUANGSHIDEHUOZAIFENGXIAN。

                                  参考文献

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                                  [2] 赵艳男.燃料电池汽车供氢系统及系统安全策略[J].上海汽车,2006(12):6-8.
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                                  [6] 郁有文.传感器原理及工程运用[M].西安:西安电子科技大学出版社,2007:270.
                                  [7] 周宗马,聂孝辉,王新明.汽车安全气囊滚球式碰撞传感器结构设计[J].汽车工程师,2011(7):39-41.
                                  [8] 黄伟科,朱平.燃料电池轿车整车碰撞氢安全评价方法[J].机械制造,2010,48(3):32-35.
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                                牛牛游戏厅安卓,{原始关键词}   [10] 王有信,王赟松.汽车安全气囊(SRS)碰撞传感器[J].汽车实用技术,2002(7):25-26.

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