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一文知永磁材料和永磁电机的性能特点

2017-11-30 10:38:36     来源:磁材在线        

w88优德注册【DABITEDAODU】TIEYANGTICAILIAOSHUFEIJINSHUYONGCICAILIAO,JIAGEDILIAN。TAZHUYAOYONGYUDUISHIYONGXINGNENGJITIJIYAOQIUBUGAOJILIANGDAMIANGUANGDEJINGJIXILIEWEIDIANJICHANPINZHONG。RUWANJUDIANJI、RIYONGDIANQIDIANJI、YINXIANGDIANJI、BANGONGSHEBEIJITONGYONGYIBIAODIANJI、QICHEMOTUOCHEDIANJIYIJIGONGYEYONGDEXIAOGONGLVQUDONGDIANJIDENG。

1.电机常用永磁材料的主要性能

1.1电机中常用的永磁材料

DIANJIZHONGCHANGYONGDEYONGCICAILIAOBAOKUOSHAOJIECITIHEZHANJIECITI,ZHUYAOZHONGLEIYOULVNIEGU、TIEYANGTI、SHANGUJINVTIEPENGDENG。

LVNIEGUCAILIAOZAI20SHIJI80NIANDAIYIQIANSHIYONGJIAODUO。TAJUYOUYOUYIDEWENDUWENDINGXING、SHIJIANWENDINGXINGHESHIYONGCHAOGAOWENSHIYONGHUANJINGTIAOJIANDENGYOUDIAN,ZAIYIXIETESHUYONGTURUSHIYONGWENDUYAOQIUGAO、CIWENDINGXINGFEICHANGHAODEJUNYONGHUOYIQIYIBIAODENGTESHUSHIYONGHUANJINGDEDIANJIZHONGCAICAIYONG。

铁氧体材料属非金属永磁材料,价格低廉。它主要用于对使用性能及体积要求不高及量大面广的经济系列微电机产品中。如玩具电机、日用电器电机、音像电机、办公设备及通用仪表电机、汽车摩托车电机以及工业用的小功率驱动电机等。

SHANGUCAILIAOSHI20SHIJI60NIANDAIZHONGQIXINGQIDECIXINGNENGYOUYIDEYONGCICAILIAO,QIEXINGNENGFEICHANGWENDING。SHANGUCONGCIXINGNENGFANGMIANLAISHUOTEBIESHIHEYUZHIZAODIANJI,DANYOUYUQIJIAGEANGGUI,ZHUYAOYONGYUYANJIUKAIFAHANGKONG、HANGTIAN、WUQIDENGJUNYONGDIANJIHEGAOXINGNENGERJIAGEBUSHIZHUYAOYINSUDEGAOKEJILINGYUDEDIANJIZHONG。NVTIEPENGCAILIAOSHI20SHIJI80NIANDAICHUXIANDEBEICHENGWEIDISANDAIGAOXINGNENGYONGCICAILIAO.CIXINGNENGGAOYUSHANGU,REWENDINGXINGJIAOCHA,QIEHENRONGYIXIUSHI,BIXUJINXINGBIAOMIANFANGHUCHULI,DANJIAGEBIANYI,SUOYIXUNSUDEDAOTUIGUANGYINGYONG。SUIZHENVTIEPENGCAILIAODEBUDUANGENGXIN,WENDUXINGNENGBUDUANGAISHAN,TEBIESHI20SHIJI90NIANDAIYILAI,DIWENDUXISHU、NAIGAOWENDENVTIEPENGCAILIAOYIYANZHICHENGGONG,GAOXINGNENGNAIRENVTIEPENGDEGONGZUOWENDUKEDA200℃,ERQIEJIAGEYEBUDUANJIANGDI,SHIDABUFENDEGONGYEHEMINYONGDIANJIZHONGDOUCAIYONGNVTIEPENGCAILIAO,BINGJIANGQUDAIDABUFENYUANTIEYANGTICAILIAOERYINGYONGYUDIJIAJINGJIXINGDIANJIZHONG。

ZHANJIEYONGCICAILIAOSHIYOUZHANJIEJIYUYONGCICAILIAOHUNHEHOUYASUO、ZHUSHEHUOJIYACHENGXINGDENGFANGFAZHICHENGDEYIZHONGFUHEXINGYONGCICAILIAO,BAOKUOZHANJIETIEYANGTI、ZHANJIELVNIEGU、ZHANJIESHANGUJIZHANJIENVTIEPENG。QIZHONGZHANJIENVTIEPENGSHIMUQIANZUIHAODEZHANJIEYONGCICAILIAO。TAYUSHAOJIEYONGCICAILIAOXIANGBIYOUJIXIEJIAGONGXINGNENGHAO,CHENGXINGRONGYI,KEZHICHENGGEZHONGFUZADEXINGZHUANG,CIXINGNENGJUNYUNYIZHIXINGHAOYIJIRONGYIJINXINGDUOJICHONGCIDENGYOUDIAN。DANZHANJIEYONGCICAILIAODECIXINGNENGDIYUTONGLEIXINGDESHAOJIECITI,CINENGJIYUEWEIXIANGTONGCAILIAODESHAOJIECITIDE40%~70%。ZAIZHANJIEYONGCICAILIAOZHONG,ZHANJIENVTIEPENGDEQIANJINGZUIHAO,ZHANJIENVTIEPENGRUGUOJIEJUELEGONGYIWENTIJITIGAOZHILIANGHOU,JIANGCHENGWEIYINGYONGQIANJINGZUIGUANGDEYONGCICAILIAO。TAMUQIANZHUYAOYONGYUXIAOXINGWUSHUAZHILIUDIANJIJIBUJINDIANJIDENGJINGMIWEIDIANJIZHONG。

1.2永磁材料的主要性能

(1)SHENGCIGANYINGQIANGDU。YONGCICAILIAOZAIWAICICHANGZHONGCHONGCIDAOBAOHEHOU,DANGWAICICHANGWEILINGSHI,YONGCICAILIAOSUOJUYOUDECIGANYINGQIANGDUZHI。CIXIANGZHIBIAOSHUJUZHIJIEGUANXIZHEDIANJIZHONGQIXICIMIDEGAODI。CIGANYINGQIANGDUZHIYUEGAO,DIANJIDEQIXICIMIJIANGKENENGJIAOGAO,ZHUANJUCHANGSHU、FANDIANSHIXISHUDENGDIANJIDEZHUYAOZHIBIAOJIANGDADAOZUIJIAZHI,DIANJIDEDIANFUHEHECIFUHEDEQUZHIGUANXICAIKENENGZUIHELI,XIAOLVCAINENGDADAOZUIJIA。

(2)JIAOWANLIHc,(CIGANYINGJIAOWANLIHcb)。YONGCICAILIAOZAIBAOHECIHUADEQINGKUANGXIA,DANGSHENGCIGANYINGQIANGDUBrJIANGDAOLINGSHISUOXUYAODEFANXIANGCICHANGQIANGDU。CIXIANGZHIBIAOYUDIANJIDEKANGTUICINENGLIJIGUOZAIBEISHUHEQIXICIMIDENGZHIBIAOXIANGGUAN。HcZHIYUEDA,DIANJIDEKANGTUICINENGLIYUEQIANG,GUOZAIBEISHUYUEDA,DUIQIANGTUICIDONGTAIGONGZUOHUANJINGDESHIYINGNENGLIYUEQIANG。TONGSHIDIANJIDEQIXICIMIYEHUIYOUSUOTIGAO。

w88优德注册(3)ZUIDACINENGJIBHmax。YONGCICAILIAOXIANGWAICILUTIGONGDECICHANGNENGLIANGDEZUIDAZHI。CIXIANGZHIBIAOYUDIANJIZHONGYONGCICAILIAODEYONGLIANGZHIJIEXIANGGUAN,BHmaxYUEDA,YUSHIZHEGAIZHONGYONGCICAILIAODUIWAICILUNENGTIGONGDECICHANGNENGLIANGYUEDA,JIZAIXIANGTONGGONGLVQINGKUANGXIADIANJIZHONGSHIYONGDEYONGCICAILIAOYUESHAO。

w88优德注册(4)NEIBINGJIAOWANLIHci。GAIXIANGZHIBIAOSHIZHIDANGSHENGYUCIHUAQIANGDUMJIANGDAOLINGSHIDECICHANGQIANGDUZHI。TUICIQUXIANSHANGB=0SHIDUIYINGDEHcbZHIJINBIAOSHIYONGCITICISHIBUNENGGOUXIANGWAICILUTIGONGNENGLIANG,BINGBUDAIBIAOYONGCITIZISHENBUJUBEINENGLIANG。DANDANGM=0SHIDUIYINGDEHciZHIQUEBIAOSHICISHIYONGCITIYIZHENZHENGTUICI,ZISHENYIWANQUANWUCICHANGNENGLIANGCHUCUN。SUIRANHciYUDIANJIGONGZUODIANWUZHIJIEXIANGGUAN,DANTACAISHIYONGCICAILIAODEZHENZHENGJIAOWANLI,DAIBIAOZHEYONGCICAILIAOYONGYOUCICHANGNENGLIANGHEKANGQUCICHANGDENENGLI。NEIBINGJIAOWANLIDEDAXIAOYUYONGCICAILIAODEWENDUWENDINGXINGMIQIEXIANGGUAN。NEIBINGJIAOWANLIYUEGAO,YONGCICAILIAODEGONGZUOWENDUCAIKENENGYUEGAO。

w88优德注册(5)WENDUXISHUα。WENDUSHIDUIYONGCICAILIAOCIXINGNENGYINGXIANGDEZHUYAOYINSUZHIYI,DANGWENDUMEIBIANHUA1℃SHICIXINGNENGKENIBIANHUADEBAIFENLVCHENGWEICIXINGCAILIAODEWENDUXISHU。WENDUXISHUKEFENWEISHENGCIGANYINGWENDUXISHUHEJIAOWANLIWENDUXISHU。GAIXIANGZHIBIAODUIDIANJIDEXINGNENGWENDINGXINGYINGXIANGJIAODA,WENDUXISHUYUEGAO,DIANJIYUNXINGCONGLENGTAIDAORETAISHIZHIBIAODEBIANHUAYUEDA,TAZHIJIEXIANZHILEDIANJIDESHIYONGWENDUFANWEI。JIANJIEYINGXIANGDAODIANJIDEGONGLVTIJIBI。

2永磁电机及特点

YONGCIDIANJIZHONGZUIDAGONGLVYIDADAO1000kW,ZUIXIAOZHIJING

w88优德注册φ0.8mm,ZUIGAOZHUANSU300000r/min,ZUIDIZHUANSU0.01r/min。YONGCIDIANJIYUDIANLICIDIANJIXIANGBI,JUYOUYIXIATEDIAN.

2.1结构简单,可靠性高

YONGYONGCICAILIAOLICI,KEJIANGYUANDIANLICIDIANJIZHONGLICIYONGDEJIXUEJILICIXIANQUANYOUYIKUAIHUODUOKUAIYONGCITITIDAI,LINGBUJIANDALIANGJIANSHAO,ZAIJIEGOUSHANGDADAJIANHUA。TONGSHIYOUYUSHENGQULELICIYONGDEJIDIANHUANHEDIANSHUA,BUDANGAISHANLEDIANJIDEGONGYIXING,ERQIEDIANJIYUNXINGDEJIXIEKEKAOXINGDAWEIZENGQIANG,SHOUMINGZENGJIA。

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