威尼斯人app

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威尼斯人app»课程建设»环科专业课程
流体力学

流体力学

英文名称:Fluid Mechanics

课程编号】:ENV12001 所属模块】学科基础课
学分数】3 适用专业】环境科学与工程、水文水资源及其他理工科专业
学时数】48 开设学期】春季
【已开设次数】12 【建议选课人数】40-80……(需配备助教)
授课教师姓名】陈家军 授课教师职称】教授
授课教师联系方式】Email:chenjiajun@mccoymadeblog.com手机:13621322655
【先修课要求】数学分析、普通物理学

一、课程简介

威尼斯人appliutilixueshiyanjiuyishuiweidaibiaodebukeyasuozhanxingliutiyundongdejibenyundongguilvyijigongchengyingyongdekexue。liutilixuekechengdetedianshililunxingqiang、gainianduo、gongshiduo。kechengneirongbaokuo:liutijinglixue,liutiyundongxue,lixiangliutidonglixuehepingmianshiliu,liutizulihenengliangsunshi,youyaguanliu、mingquliudeng。liutilixuemiqielianxigongchengshiji,qineirongzhijieshentoudaohenduozhuanyekechengzhong,duihouxukechengzhishiwangluodegoujianqizhezhongjianqiaoliangdezuoyong。tongguogaikechengdexuexi,keyipeiyangxueshengfenxiwentihejiejuewentidenengli,weihouxuzhuanyekechengdexuexidiandinglilunjichu。

二、课程目标

tongguobenkechengxuexi,shixueshengxitongdizhangwoliutiyundongdejibengainian、jibenlilunyujibenliutilixuejisuanfangfa,jubeiyidingdefenxiwentihejiejuewentidenengli,weihouxuzhuanyekechengdexuexizuobiyaozhunbei,bingchubujubeiliutilixueshiyanjinengjigongchengzhonglilunlianxishijidenengli。

三、教学内容和学时分配

(一)第-章……绪论4学时(课堂讲授学时+课程实验学时

主要内容:

威尼斯人app1、liutilixuederenwujifazhanshi;

2、lianxujiezhijiashe、liutidezhuyaowulixingzhi

威尼斯人appbaokuo:liutiyiliudongxing,zhilianghemidu,zhonglianghezhongdu,zhanxing(zhanzhixing),liutideyasuoxinghepengzhangxing,biaomianzhangli,qihuayaqiangdeng。

3、zuoyongzailiutishangdeli

baokuo:zhilianglihebiaomianli。

威尼斯人app4、liutilixuedeyanjiufangfa

fenweililunfenxifa、shiyanfa、shuzhijisuanfa。

教学要求:

shuxiliutidezhuyaowulixingzhi,zhangwozuoyongzailiutishangdeli,lejieliutidelianxujiezhimoxinggainian。

重点、难点:

zhongdianshishixueshenglejiegaikechengdejiaoxuemude、jibenneirongjixuexibenkechengyingzhuyidewenti;

nandianshiliutideliudongxing,lianxujiezhimoxing,zhanzhixingheniudunneimocadinglv。

其它教学环节:(如实验、习题课、讨论课、其它实践活动)习题讲解

(二)第二章……流体静力学6学时(课堂讲授学时+课程实验学时

主要内容:

1、liutidejingyaqiangtexing

2、liutipinghengweifenfangcheng(oulapinghengweifenfangcheng)

威尼斯人appbaokuo:liutipinghengweifenfangcheng(oulapinghengweifenfangcheng),liutipinghengweifenfangchengdejifen,dengyamianjiqixingzhi,pasikadinglvdengbufen。

3、流体静力学基本方程(只有重力作用)

baokuo:zhonglizuoyongxiadeliutipinghengfangcheng,dengyamian,yaqiangdejiliangdanweihebiaoshifangfa,wuliyiyihejiheyiyi,jingyaqiangfenbutu,ceyaji(celiangliutijingyaqiangdeyiqi)。

4、流体的相对平衡

威尼斯人appbaokuo:raorongqizhongxinqianchuizhouzuodengjiaozhuansuduxuanzhuanyundong,dengjiasushuiping(zhixian)yundongrongqizhongyetidexiangduipingheng。

威尼斯人app5、zuoyongzaipingmianshangdeyetizongyali

baokuo:tujiefa(daxiao、fangxiang、zuoyongdian),jiexifa。

6、zuoyongzaiqumianshangdeyetizongyali

7、fuliheqianti、futidewending

baokuo:ajimideyuanli(fulidejisuan),qiantijifutiweichipinghengdetiaojian,qiantijifutiweichipinghengdewending。

教学要求:

威尼斯人appzhangwoliutijingyaqiangdegainianjixingzhi,bingzhangwodianyaqianghezongyalidejisuanfangfa,shuxiliutipinghengweifenfangchengjiqizaixiangduipinghengzhongdeyingyong。

重点、难点:

威尼斯人appzhongdianshishixueshengzhangwodianyaqiangyuzongyalidejisuanfangfa;

nandianshiyaqiangdeduliangfangfa,yunyongliantongqineidengyamiandeyuanliqiujiedianyaqiangyijizongyalideqianchuifenlizhongyalitidequeding;zuoyongzaiqumianshangyetizongyalidejisuan,shouyaxingxinheyalizuoyongzhongxindequfen。

其它教学环节:习题讲解和实验课。

(三)第三章……流体运动学6学时(课堂讲授学时+课程实验学时

主要内容:

1威尼斯人app、描述流体运动的两种方法

威尼斯人appbaokuo:lagelangrifangfa,oulafa(liuchangfa),oulafayulagelangrifadequbieyubijiao,jixianyuliuxian。

2威尼斯人app、描述流体运动的一些基本概念

baokuo:liuguan、liushu、yuanliu、guoliuduanmian、zongliu,liuliang、duanmianpingjunsudu(liusu)。

3、流体运动的分类

baokuo:hengdingliuhefeihengdingliu,junyunliuyufeijunyunliu(jianbianliuhejibianliu),youyaliu、wuyaliu、sheliu,sanweiliudong(sanyuanliu),erweiliudong(eryuanliu,pingmianliudong),yiweiliudong(yiyuanliu)。

4、流体运动的连续性方程

baokuo:liutiyundongdelianxuxingweifenfangcheng,zongliudelianxuxingfangcheng(hengdingliu),huiliu、fenliuqingkuang,liutiliuliangdeceliang。

5、流体微元运动的基本形式

威尼斯人appbaokuo:liutiweiyuanyundongdejibenxingshi,erweiqingkuangxiadeliutiweiyuanyundongdejibenxingshi,erweiqingkuang(pingmianqingkuang)xialiutiweiyuanyundongdejibenxingshiyusudubianhuazhijianguanxi,sudufenjiedingli(haimuhuozisudufenjiedingli)。

6威尼斯人app、无涡流(无旋流),有涡流(有旋流)

baokuo:wuwoliu(sudushi,shihanshu),youwoliu(youxuanliu)。

教学要求:

威尼斯人appzhangwomiaoshuliutiyundongdelagelangrifaheoulafa,shuxiliutiyundongdeyixiejibengainian、liutiweiyuanyundongdejibenxingshijibiaoshufangfa,lijiehengdingliuyufeihengdingliu、junyunliuyufeijunyunliu、jianbianliuyujibianliuzhijiandequbiehelianxi,lejiewuwoliu(sudushi,shihanshu)heyouwoliu(youxuanliu)dequbie。

重点、难点:

威尼斯人appzhongdianshishixueshengzhangwoyonglagelangrifaheoulafayanjiuliutiyundongdebutong;

威尼斯人appnandianshiyonglagelangrifaheoulafajinxingliutiyundongdeqiujie,zhengquequfenbutongdeliutiyundongleixing。

其它教学环节:习题讲解和实验课。

(四)第四章……理想流体动力学和平面势流6学时(课堂讲授学时+课程实验学时

主要内容:

1、理想流体的运动微分方程(欧拉运动微分方程)

baokuo:lixiangliutiyundongweifenfangcheng(oulayundongweifenfangcheng),geluomike(lanmu)yundongweifenfangcheng,lixiangliutiyundongweifenfangchengdejifen、bonulifangcheng。

2威尼斯人app、理想流体元流的伯努利方程

威尼斯人appbaokuo:fangcheng(bukeyasuojunzhi、lixiangliuti、hengdingyuanliu),lixiangliutiyuanliubonulifangchengdewuli、jiheyiyi。

3、恒定平面势流

baokuo:sudushidexingzhi,liuhanshujiqixingzhi,liuhanshuyusudushideguanxi,jiandanpingmianshiliu,shiliudiejiayuanlihejuli。

教学要求:

zhangwolixiangliutideyundongweifenfangcheng,lejieliutiweituanyundongdejibenxingshi,shuxisudushihanshuheliuhanshu,lejieshiliudiejiayuanli,juyouyunyonglixiangliutideyundongweifenfangcheng、bonulifangchengqiujieliutiyundongdenengli。

重点、难点:

威尼斯人appzhongdianshishixueshengjuyoulinghuoyunyonglixiangliutideyundongweifenfangcheng、bonulifangchengqiujieliutiyundongdenengli;

威尼斯人appnandianshilijieoulafajiqijibengainian、mingquebonulifangchengduanmianpingjundeyiyi,zhangwodongliangfangchengdetouyingguanxijiliudongyoushidehanyi。

其它教学环节:习题讲解

(五)第五章……实际流体动力学基础8学时(课堂讲授学时+课程实验学时

主要内容:

1、实际流体的运动微分方程(N-S方程)

威尼斯人appbaokuo:yiyinglibiaoshideshijiliutideyundongweifenfangcheng,shijiliutideyundongweifenfangcheng(nawei-situokesifangcheng),n-sfangchengdejifen(yanliuxianjifen)。

2、实际流体元流的伯努利方程

baokuo:shijiliutiyuanliudebonulifangcheng,wuliyiyi、jiheyiyi。

3、shijiliutizongliudenengliangfangcheng(bonulifangcheng)

baokuo:shijiliutizongliudebonulifangcheng,wenqiuli(venturi)guan(liuliangji)。

4、hengdingzongliudedongliangfangcheng

5、zongliudedongliangjufangcheng

教学要求:

lijieshijiliutiyulixiangliutizhidianyinglidequbie,zhangwoshijiliutiyundongweifenfangcheng(n-sfangcheng)xiangpinghengoulaweifenfangchenghuolixiangliutiyundongweifenfangchengdezhuanhua,juyouyunyongbonulifangchengdenenglijiqubiegexiangdewuliyiyi。

重点、难点:

威尼斯人appzhongdianshishixueshengshenrulijieshijiliutiyundongweifenfangcheng(n-sfangcheng),juyoulinghuoyunyongliutiyundonglianxuxingfangcheng、nengliang(bonuli)fangchenghedongliangfangchengliutidonglixuesandafangchengqiujieshijiwentidenengli;

威尼斯人appnandianshimingquebonulifangchengduanmianpingjundeyiyi,yingyongbonulifangchengshiduanmianjijizhunmiandexuanqu,zhangwodongliangfangchengdetouyingguanxijiliudongyoushidehanyi。

(六)第六章……流体阻力和能量损失8学时(课堂讲授学时+课程实验学时

主要内容:

1、流体的两种流动形态:层流和湍流

baokuo:leinuoshiyan(yuanguan、hengdingliushiyan)——cengliuhetuanliu,liutaidepanbiezhunze--linjieleinuoshu。

2、恒定、均匀流沿程水头损失的表达式

包括:沿程损失与切应力的关系——均匀流基本方程,切应力分布,沿程水头损失hf的表达式。

3威尼斯人app、层流沿程损失的分析和计算

包括:流速分布,最大流速umax在管轴处,断面平均流速,动能修正系数、动量修正系数,沿程水头损失hf,沿程阻力系数λ。

4、湍流理论基础

威尼斯人appbaokuo:tuanliuyundongdejibentezheng,cengliuxiangtuanliuzhuanbiandetiaojian,tuanliudemaidongxingyushijianxing,tuanliudefenlei,tuanliudejibenfangcheng——leinuofangcheng,tuanliubanjingyanlilun,zhanxingdiceng、guanghuabimian、cucaobimian。

5、湍流沿程损失的分析和计算

威尼斯人appbaokuo:nigulazishiyan(1933),tuanliuguanghuaquyanchengzulixishudequeding,tuanliucucaoquyanchengzulixishudequeding,tuanliuguoduquyanchengzulixishudequeding,shiyongguandaoyanchengzulixishudequeding,jisuanyanchengsunshidejingyangongshi。

6、jubusunshidefenxihejisuan

威尼斯人appbaokuo:jubusunshifenxi,jubusunshidejisuan。

教学要求:

威尼斯人appzhangwoliutiyundongdeliangzhongxingtaijiqipanbiefangfa,shuxiyuanguanzhongcengliuyundongguilv,shuxituanliutezheng、tuanliushijunhuagainian,lejiefujiaqieyinglijihunhezhangdudegainian,shuxiyanchengshuitousunshidechengyinhezulixishudebianhuaguilv,zhangwoyanchengshuitousunshidejisuanfangfa,shuxijubushuitousunshidechengyin,zhangwojubushuitousunshidejisuanfangfa,lejiewuxiankongjianwendongsheliudeguilvyijituanliukuosandejibengainian,binglejietuanliukuosanfangcheng。

重点、难点:

威尼斯人appzhongdianshishixueshengzhangwocengliuyutuanliugainianjiqiliutaipanbiefangfa,yuanguancengliudeyundongguilv,yanchengshuitousunshijijubushuitousunshidejisuanfangfa,yanchengzulixishudebianhuaguilvyijiyingxiangyinsu;

nandianshiduiliudongzhongbutongliutaidelijie、duituanliutezhengyutuanliushijunhuagainiandelijieyijiyanchengshuitousunshidechengyin。

(七)第七章……边界层理论基础和绕流运动4学时(课堂讲授学时+课程实验学时

主要内容:

1、bianjiecengjibengainian

2、raoliuyundong

威尼斯人appbaokuo:raoliuzulidegainian,erweiwutideraoliuzuli,sanweiwutideraoliuzuli。

raoliuzulidezuchengbufen:mocazuliheyacha(xingzhuang)zuli。

教学要求:

威尼斯人applijiebianjiecenggainianyubianjiecengfenlixianxiang,lejieraoliuzulidejisuan。

重点、难点:

威尼斯人appzhongdianshishixueshenglijiebianjiecengdegainian、nenggouquedingchuraoliudezulixishu;

nandianshiduiraoliuzulidezhengquefenxi,yijiquedingchuraoliuzulixishu。

其它教学环节:实验流动现象观察。

(八)第八章……有压管流3学时(课堂讲授学时+课程实验学时

主要内容:

1、简单短管中的恒定有压流

威尼斯人appbaokuo:jiandanduanguanshuilijisuandejibengongshi,jiandanduanguanshuilijisuandejibenleixing。

2、jiandanzhangguanzhongdehengdingyouyaliu

3、fuzazhangguanzhongdehengdingyouyaliu

威尼斯人appbaokuo:chuanlianguandao,binglianguandao。

4、yanchengjunyunxieliuguandaozhongdehengdingyouyaliu

威尼斯人appbaokuo:yanchenglianxujunyunxieliu,yanchengduokongkou、dengjianju、dengliuliangchuliu。

5、guanwangzhongdehengdingyouyaliujisuanjichu

威尼斯人appbaokuo:zhizhuangguanwang,huanzhuangguanwang。

教学要求:

威尼斯人appzhangwokongkou、guanzuijibengongshijiqiyingyong,zhangwoyouyaguanliudeshuilijisuanheshuitouxianhuizhifangfa,lejiezhangwozhizhuangguanwangdeshuilijisuanfangfahehuanzhuangguanwangdejisuanyuanli。

重点、难点:

威尼斯人appzhongdianshishixueshengzhangwoyouyaguanliu,tebieshifuzazhangguandeshuilijisuanheshuitouxianhuizhifangfa;nandianshibinglianguanluxitongzhonggezhiguanyuzongxitongjianshuitousunshi、liuliangyijizukangdeguanxi,gezhiguandeliuliangfenpei。

其它教学环节:习题讲解。

(九)第九章……明渠流3学时(课堂讲授学时+课程实验学时

主要内容:

1、恒定明渠均匀流

baokuo:mingqujunyunliudetexingjiqichanshengtiaojian,mingqujunyunliudejisuangongshi,mingqudeshuilizuiyouduanmianheyunxuliusu,mingqujunyunliushuilijisuandejibenwentihefangfa。

2、恒定明渠流的流动型态和基本概念

baokuo:huanliuhejiliu,liutaidepanbiebiaozhun,duanmiandanweinengliang、linjieshuishen、linjiedipo。

3、hengdingmingquliuliutaizhuanhuanshidejubushuilixianxiang——shuiyuehedieshui。

教学要求:

威尼斯人appzhangwomingqujunyunliuchanshengdetiaojian、tezhengjiqishuilijisuanfangfa,zhangwomingqufeijunyunjianbianliudetezheng、duanmiandanweinengliang、linjieshuishen、linjiedipoyijiji、huanliudepanbiefangfa,lejieshuiyuexianxiangjiqijibenfangcheng;zhangwolengzhuxingqudaozhongdehengdingfeijunyunjianbianliushuimianquxiandingxingfenxifangfa,lejiefenduanqiuhefajisuanshuimianquxianfangfa。

重点、难点:

zhongdianshimingqujunyunliudeshuilijisuan,mingqufeijunyunjianbianliudetezheng,duanmiandanweinengliang、linjieshuishen、linjiedipodenggainian,ji、huanliutaidepanbiefangfa;

nandianshimingqujunyunliudeshuilizuiyouduanmianyuyunxuliusu,linjieshuishendejisuanfangfa。

其它教学环节:习题讲解。

四、教材与学习资源

教材:《工程流体力学》(第二版,上、下册),闻德荪主编。

参考资料:威尼斯人app《流体力学》上课课件PPT,流体力学习题解答与分析,流体力学实验课指导材料,流体力学概念与原理的动画软件。

五、考核方式

baokuo:pingshichengji(40%)heqimozhongkaochengji(60%,bijuan)。pingshichengjibaokuoketangbiaoxian、zuoyewanchengqingkuang、shiyanbaogaozhuanxieqingkuangjiyiciqizhongkaoshidechengji。