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玩赚乐当前位置:玩赚乐 -> 玩赚乐

新一代磁性材料“磁性铁粉”展望(一)

发布时间:2017-08-18 16:39:23点击率:

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1QIANYAN

YOUYUHUANBAOHEJIENENGYAOQIUDEBUDUANTIGAO,SHIDEBIANYAQI、DIANDONGJIDENGDIANCIZHUANHUANZHUANGZHIDEZUOYONGYUELAIYUEDA。DIANCIZHUANHUANZHUANGZHIZHUYAOYOUTIEXINHEXIANQUANGOUCHENG。TIEXINSHIJUEDINGDIANCIZHUANHUANZHUANGZHIZHUANHUANXIAOLV、SHUCHUGONGLVHETIJIDAXIAODEZHONGYAOBUJIAN。YONGZUOTIEXINDECAILIAOYOUDIANGONGGANGBANDENGTIEXIHEJINCAILIAO、FEIJINGTAICAILIAOHERUANCITIEYANGTIDENGYANGHUAWUCAILIAO,ZHEIXIECAILIAOFENBIESHIYONGYUBUTONGPINLVHELICITIAOJIAN(TU1)。

JINNIANLAI,JIANGBIAOMIANTUFUJUEYUANPIMODEQIANGCIXINGTIEFENYASUOCHENGYAFENTIEXINDETIEXINCAILIAOSHOUDAORENMENDEGUANZHU。GUOQU,DIANKANGQIHEDIANDONGJITIEXINSHIYONGDESHIDIANDONGGANGBAN,XIANZAIYAFENTIEXINZAIDIANKANGQIHEDIANDONGJITIEXINDEYONGLIANGBUDUANZENGJIA。YAFENTIEXINCHULESHIYONGTIEFEN,HAISHIYONGFe-SiHEJINFENMOHEFEIJINGTAIDENGQIANGCIXINGFENMO。TIEFENGUOQUZHUYAOYONGZUOSHAOJIEBUJIANDEYUANLIAO,XIANZAIYAFENTIEXINCHUXIANLEDEXINYONGTU,YINCIDUITIEFENDECIXUETEXINGTEBIEGUANZHU,BINGTUIJINLEXINXINGCIXINGTIEFENDEKAIFA。YIXIADUICHUNTIEFENYAFENTIEXINTEXINGTIGAOJISHUHEYAFENTIEXINYONGYUDIANCIZHUANHUANZHUANGZHIDEYUQIXIAOGUOJINXINGJIANYAOJIESHAO。

2YAFENTIEXINDECIXUETEXING

玩赚乐 DUIDIANCIZHUANHUANZHUANGZHIDEYAOQIUSHIGAOXIAOLV、GAOGONGLV。DIANCIZHUANHUANZHUANGZHITIEXINDECIGANYINGQIANGDU、CIDAOLVHETIESUNSHIPINGJIAZHUANGZHIXIAOLVHEGONGLVDEZHUYAOZHIBIAO。YINCIYAOQIUTIEXINJUYOUGAOCIGANYINGQIANGDU、GAOCIDAOLVHEDITIESUN。CAILIAODECIXUETEXINGYONGCAILIAOZAIJINGCICHANGZHONGDECIZHIQUXIANHEJIAOBIANCICHANGZHONGDETIESUNLAIPINGJIA。

CIHUAGUOCHENGZHONGDECIGANYINGQIANGDUKEYONGCIDAOLVHEWAICICHANGQIANGDUZHIJI((1)SHI)LAIJISUAN。

玩赚乐 YINCI,TIEXINGAOCIDAOLV,KEHUODEGAOCIGANYINGQIANGDU。CIWAI,BAOHECIGANYINGQIANGDUYUTIEXINZHONGDECIXINGTILIANGCHENGZHENGBI,SUOYIZENGJIAYAFENTIEXINDEMIDUKEYOUXIAOTIGAOTIEXINDEBAOHECIGANYINGQIANGDU。

B=μH………………(1)

玩赚乐 SHIZHONG,B:CIGANYINGQIANGDU;μ:CIDAOLV;H:WAICICHANGQIANGDU。

CIDAOLV(μDC)KEYONGJISUANQIANGCIFENMOCHENGXINGTIZHILIUCIDAOLVDEOllendorfLILUNGONGSHI(2)JISUAN。

μDC=ημ0(μt-μ0)/+μ0………………(2)

SHIZHONG,μDC:ZHILIUCIDAOLV;η:TIEFENTIANCHONGLV;N:TIEFENLIZIDEYOUXIAOFANCICHANGXISHU;μt:TIEFENLIZIDEGUYOUCIDAOLV。

玩赚乐 YOUYUμ0SHICHANGSHU,SUOYIGENJU(2)SHIKEZHI,ZHILIUCIDAOLVμDCYUTIEFENTIANCHONGLVη、TIEFENLIZIDEYOUXIAOFANCICHANGXISHUN、TIEFENLIZIDEGUYOUCIDAOLVμtYOUHANSHUGUANXI。YINCIYUCIGANYINGQIANGDUDEQINGKUANGYIYANG,DANGTIEFENXIANGTONGSHI,TIEFENCHENGXINGTIGAOMIDUHUASHIHUODEGAOCIDAOLVDEYOUXIAOFANGFA。

TIESUNZHUYAOYOUCIZHISUNHAOHEWOLIUSUNHAOGOUCHENG,QIKONGZHIYINZIRUTU2。CIZHISUNHAOXIANGDANGYUTU3DEJINGCICHANGCIZHIQUXIANBAOWEIDEMIANJI,YUJIAOWANLIYOUHENDAGUANXI。JIAOWANLIDEKONGZHIYINZISHIZUAICHOUBIYIDONGDEYINZI。JIANGDIZUAICHOUBIYIDONGYINZIDEZUOYONGKEYISHICIZHISUNHAOXIAJIANG。TIESUN(Wt)SHICIZHISUNHAO(Wh)HEWOLIUSUNHAO(We)ZHIHE((3)SHI)。CIZHISUNHAOYUJIAOBIANDIANLIUPINLVCHENGZHENGBI,WOLIUSUNHAOYUJIAOBIANDIANLIUPINLVDEPINGFANGCHENGZHENGBI。YINCIZAIGAOPINQU,JIANGDIWOLIUSUNHAOGENGWEIZHONGYAO。

Wt=Wh+We=K1•f•Bm1.6+K2•f2•Bm2………………(3)

玩赚乐 SHIZHONG,K1、K2:XISHU;f:JIAOBIANDIANLIUPINLV;Bm;ZUIDACIGANYINGQIANGDU。

WOLIUSUNHAOSHIJIAOBIANCICHANGZHONGFASHENGDEWODIANLIUCHANSHENGDEJIAOERRESUNSHI。WEILEJIANGDIZHEIZHONGNENGLIANGSUNSHIBINGFANGZHIBUJIANFARE,YINGDUIWOLIUSUNHAOJINXINGKONGZHI。WOLIUSUNHAOYOULIZINEIWOLIUSUNHAOHELIZIJIANWOLIUSUNHAO。LIZIJIANWOLIUZAIKUAYUELIZIJIANDEDAFANWEINEILIUDONG,ZAOCHENGDEWOLIUSUNHAOHENDA。SUOYIWEIYIZHILIZIJIANWOLIU,ZAITIEFENLIZIBIAOMIANXINGCHENGJUEYUANPIMO。

YAFENTIEXINDEGAOMIDUHUAKEYOUXIAOTIGAOCIGANYINGQIANGDUHECIDAOLV。CIWAI,WEILEJIANGDIWOLIUSUNHAO,ZAILIZIBIAOMIANXINGCHENGJUEYUANPIMO,SHILIZIJIANJUYOUDIANJUEYUANXING。YINGXIANGYAFENTIEXINCIXUETEXINGDEZHUYAOYINZIRUBIAO1。WEITIGAOYAFENTIEXINCIXUETEXING,ZAICIXINGTIEFENKAIFAFANGMIAN,ZHUYAOSHIKAIFAXINXINGTIEFENHEXINXINGJUEYUANPIMO。


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