变(Bian)频(Pin)器(Qi)工(Gong)作(Zuo)原(Yuan)理(Li)及(Ji)应(Ying)用(Yong)
- 2017-01-15 12:31:00
- sujiaomujuchang 原(Yuan)创(Chuang)
- 5516
变(Bian)频(Pin)器(Qi)是(Shi)家(Jia)庭(Ting)和(He)工(Gong)业(Ye)上(Shang)经(Jing)常(Chang)见(Jian)到(Dao)的(De)电(Dian)器(Qi)设(She)备(Bei),(?)但(Dan)是(Shi)我(Wo)们(Men)对(Dui)其(Qi)中(Zhong)的(De)工(Gong)作(Zuo)原(Yuan)理(Li)还(Huan)不(Bu)甚(Shen)了(Liao)解(Jie),(?)虽(Sui)然(Ran)我(Wo)们(Men)在(Zai)初(Chu)中(Zhong)物(Wu)理(Li)课(Ke)上(Shang)也(Ye)大(Da)概(Gai)知(Zhi)道(Dao),(?)很(Hen)多(Duo)人(Ren)想(Xiang)必(Bi)早(Zao)已(Yi)经(Jing)忘(Wang)记(Ji)了(Liao),(?)没(Mei)关(Guan)系(Xi),(?)这(Zhe)次(Ci),(?)泰(Tai)能(Neng)特(Te)塑(Su)胶(Jiao)模(Mo)具(Ju)厂(Chang)整(Zheng)理(Li)了(Liao)最(Zui)全(Quan)最(Zui)新(Xin)的(De)讲(Jiang)解(Jie),(?)从(Cong)概(Gai)念(Nian),(?)类(Lei)型(Xing),(?)工(Gong)作(Zuo)原(Yuan)理(Li)及(Ji)应(Ying)用(Yong)都(Du)详(Xiang)细(Xi)讲(Jiang)到(Dao),(?)有(You)兴(Xing)趣(Qu)的(De)同(Tong)学(Xue)可(Ke)以(Yi)认(Ren)真(Zhen)了(Liao)解(Jie)。(?)
变(Bian)频(Pin)器(Qi)控(Kong)制(Zhi)板(Ban)
一(Yi)、(?)变(Bian)频(Pin)器(Qi)的(De)概(Gai)念(Nian)变(Bian)频(Pin)器(Qi)是(Shi)应(Ying)用(Yong)变(Bian)频(Pin)技(Ji)术(Shu)与(Yu)微(Wei)电(Dian)子(Zi)技(Ji)术(Shu),(?)通(Tong)过(Guo)改(Gai)变(Bian)电(Dian)机(Ji)工(Gong)作(Zuo)电(Dian)源(Yuan)频(Pin)率(Lu)方(Fang)式(Shi)来(Lai)控(Kong)制(Zhi)交(Jiao)流(Liu)电(Dian)动(Dong)机(Ji)的(De)电(Dian)力(Li)控(Kong)制(Zhi)设(She)备(Bei)。(?)
我(Wo)们(Men)使(Shi)用(Yong)的(De)电(Dian)源(Yuan)分(Fen)为(Wei)交(Jiao)流(Liu)电(Dian)源(Yuan)和(He)直(Zhi)流(Liu)电(Dian)源(Yuan),(?)一(Yi)般(Ban)的(De)直(Zhi)流(Liu)电(Dian)源(Yuan)大(Da)多(Duo)是(Shi)由(You)交(Jiao)流(Liu)电(Dian)源(Yuan)通(Tong)过(Guo)变(Bian)压(Ya)器(Qi)变(Bian)压(Ya),(?)整(Zheng)流(Liu)滤(Lu)波(Bo)后(Hou)得(De)到(Dao)的(De)。(?)交(Jiao)流(Liu)电(Dian)源(Yuan)在(Zai)人(Ren)们(Men)使(Shi)用(Yong)电(Dian)源(Yuan)中(Zhong)占(Zhan)总(Zong)使(Shi)用(Yong)电(Dian)源(Yuan)的(De)95%左(Zuo)右(You)。(?)
通(Tong)常(Chang),(?)把(Ba)电(Dian)压(Ya)和(He)频(Pin)率(Lu)固(Gu)定(Ding)不(Bu)变(Bian)的(De)工(Gong)频(Pin)交(Jiao)流(Liu)电(Dian)变(Bian)换(Huan)为(Wei)电(Dian)压(Ya)或(Huo)频(Pin)率(Lu)可(Ke)变(Bian)的(De)交(Jiao)流(Liu)电(Dian)的(De)装(Zhuang)置(Zhi)称(Cheng)作(Zuo)“(?)变(Bian)频(Pin)器(Qi)”(?)。(?)为(Wei)了(Liao)产(Chan)生(Sheng)可(Ke)变(Bian)的(De)电(Dian)压(Ya)和(He)频(Pin)率(Lu),(?)该(Gai)设(She)备(Bei)首(Shou)先(Xian)要(Yao)把(Ba)电(Dian)源(Yuan)的(De)交(Jiao)流(Liu)电(Dian)变(Bian)换(Huan)为(Wei)直(Zhi)流(Liu)电(Dian)((?)DC)(?),(?)这(Zhe)个(Ge)过(Guo)程(Cheng)叫(Jiao)整(Zheng)流(Liu)。(?)一(Yi)般(Ban)逆(Ni)变(Bian)器(Qi)是(Shi)把(Ba)直(Zhi)流(Liu)电(Dian)源(Yuan)逆(Ni)变(Bian)为(Wei)一(Yi)定(Ding)频(Pin)率(Lu)和(He)一(Yi)定(Ding)电(Dian)压(Ya)的(De)逆(Ni)变(Bian)电(Dian)源(Yuan)。(?)对(Dui)于(Yu)逆(Ni)变(Bian)电(Dian)源(Yuan)频(Pin)率(Lu)和(He)电(Dian)压(Ya)可(Ke)调(Diao)的(De)逆(Ni)变(Bian)器(Qi)我(Wo)们(Men)称(Cheng)为(Wei)变(Bian)频(Pin)器(Qi)。(?)变(Bian)频(Pin)器(Qi)输(Shu)出(Chu)的(De)波(Bo)形(Xing)是(Shi)模(Mo)拟(Ni)正(Zheng)弦(Xian)波(Bo),(?)主(Zhu)要(Yao)是(Shi)用(Yong)在(Zai)三(San)相(Xiang)异(Yi)步(Bu)电(Dian)动(Dong)机(Ji)调(Diao)速(Su)用(Yong),(?)又(You)叫(Jiao)变(Bian)频(Pin)调(Diao)速(Su)器(Qi)。(?)
对(Dui)于(Yu)主(Zhu)要(Yao)用(Yong)在(Zai)仪(Yi)器(Qi)仪(Yi)表(Biao)的(De)检(Jian)测(Ce)设(She)备(Bei)中(Zhong)的(De)波(Bo)形(Xing)要(Yao)求(Qiu)较(Jiao)高(Gao)的(De)可(Ke)变(Bian)频(Pin)率(Lu)逆(Ni)变(Bian)器(Qi),(?)要(Yao)对(Dui)波(Bo)形(Xing)进(Jin)行(Xing)整(Zheng)理(Li),(?)可(Ke)以(Yi)输(Shu)出(Chu)标(Biao)准(Zhun)的(De)正(Zheng)弦(Xian)波(Bo),(?)叫(Jiao)变(Bian)频(Pin)电(Dian)源(Yuan)。(?)一(Yi)般(Ban)变(Bian)频(Pin)电(Dian)源(Yuan)是(Shi)变(Bian)频(Pin)器(Qi)价(Jia)格(Ge)的(De)15-(?)-(?)20倍(Bei)。(?)变(Bian)频(Pin)器(Qi)也(Ye)可(Ke)用(Yong)于(Yu)家(Jia)电(Dian)产(Chan)品(Pin)。(?)使(Shi)用(Yong)变(Bian)频(Pin)器(Qi)的(De)家(Jia)电(Dian)产(Chan)品(Pin)中(Zhong),(?)不(Bu)仅(Jin)有(You)电(Dian)机(Ji)((?)例(Li)如(Ru)空(Kong)调(Diao)等(Deng))(?),(?)还(Huan)有(You)荧(Ying)光(Guang)灯(Deng)等(Deng)产(Chan)品(Pin)。(?)用(Yong)于(Yu)电(Dian)机(Ji)控(Kong)制(Zhi)的(De)变(Bian)频(Pin)器(Qi),(?)既(Ji)可(Ke)以(Yi)改(Gai)变(Bian)电(Dian)压(Ya),(?)又(You)可(Ke)以(Yi)改(Gai)变(Bian)频(Pin)率(Lu)。(?)但(Dan)用(Yong)于(Yu)荧(Ying)光(Guang)灯(Deng)的(De)变(Bian)频(Pin)器(Qi)主(Zhu)要(Yao)用(Yong)于(Yu)调(Diao)节(Jie)电(Dian)源(Yuan)供(Gong)电(Dian)的(De)频(Pin)率(Lu)。(?)
二(?)、(?)变(Bian)频(Pin)器(Qi)的(De)组(Zu)成(Cheng)和(He)类(Lei)型(Xing)
变(Bian)频(Pin)器(Qi)的(De)组(Zu)成(Cheng)单(Dan)元(Yuan):(?)变(Bian)频(Pin)器(Qi)主(Zhu)要(Yao)由(You)整(Zheng)流(Liu)((?)交(Jiao)流(Liu)变(Bian)直(Zhi)流(Liu))(?)、(?)滤(Lu)波(Bo)、(?)逆(Ni)变(Bian)((?)直(Zhi)流(Liu)变(Bian)交(Jiao)流(Liu))(?)、(?)制(Zhi)动(Dong)单(Dan)元(Yuan)、(?)驱(Qu)动(Dong)单(Dan)元(Yuan)、(?)检(Jian)测(Ce)单(Dan)元(Yuan)微(Wei)处(Chu)理(Li)单(Dan)元(Yuan)等(Deng)组(Zu)成(Cheng)的(De)。(?)
变(Bian)频(Pin)技(Ji)术(Shu)的(De)类(Lei)型(Xing):(?)(1)交(Jiao)-直(Zhi)变(Bian)频(Pin)技(Ji)术(Shu)(即(Ji)整(Zheng)流(Liu)技(Ji)术(Shu)) 通(Tong)过(Guo)整(Zheng)流(Liu)元(Yuan)件(Jian)实(Shi)现(Xian)功(Gong)率(Lu)转(Zhuan)换(Huan) 。(?)(2)直(Zhi)-直(Zhi)变(Bian)频(Pin)技(Ji)术(Shu)(即(Ji)斩(Zhan)波(Bo)技(Ji)术(Shu)) 通(Tong)过(Guo)改(Gai)变(Bian)电(Dian)力(Li)电(Dian)子(Zi)器(Qi)件(Jian)的(De)通(Tong)断(Duan)时(Shi)间(Jian)即(Ji)改(Gai)变(Bian)脉(Mai)冲(Chong)频(Pin)率(Lu)或(Huo)宽(Kuan)度(Du),(?)从(Cong)而(?)达(Da)到(Dao)调(Diao)节(Jie)直(Zhi)流(Liu)平(Ping)均(Jun)电(Dian)压(Ya)的(De)目(Mu)的(De),(3)直(Zhi)-交(Jiao)变(Bian)频(Pin)技(Ji)术(Shu)(即(Ji)逆(Ni)变(Bian)技(Ji)术(Shu)) 利(Li)用(Yong)功(Gong)率(Lu)开(Kai)关(Guan)将(Jiang)直(Zhi)流(Liu)电(Dian)变(Bian)成(Cheng)不(Bu)同(Tong)频(Pin)率(Lu)的(De)交(Jiao)流(Liu)电(Dian).(4)交(Jiao)-交(Jiao)变(Bian)频(Pin)技(Ji)术(Shu)(即(Ji)移(Yi)相(Xiang)技(Ji)术(Shu)) 通(Tong)过(Guo)控(Kong)制(Zhi)电(Dian)力(Li)电(Dian)子(Zi)器(Qi)件(Jian)的(De)导(Dao)通(Tong)与(Yu)关(Guan)断(Duan)时(Shi)间(Jian),(?)实(Shi)现(Xian)交(Jiao)流(Liu)无(Wu)触(Chu)点(Dian)的(De)开(Kai)关(Guan)、(?)调(Diao)压(Ya)、(?)调(Diao)光(Guang)、(?)调(Diao)速(Su)等(Deng)的(De)目(Mu)的(De)
三(San)、(?)变(Bian)频(Pin)器(Qi)的(De)工(Gong)作(Zuo)原(Yuan)理(Li)
变(Bian)频(Pin)器(Qi)工(Gong)作(Zuo)原(Yuan)理(Li)图(Tu)
变(Bian)频(Pin)器(Qi)的(De)主(Zhu)电(Dian)路(Lu)是(Shi)给(Gei)异(Yi)步(Bu)电(Dian)动(Dong)机(Ji)提(Ti)供(Gong)调(Diao)压(Ya)调(Diao)频(Pin)电(Dian)源(Yuan)的(De)电(Dian)力(Li)变(Bian)换(Huan)部(Bu)分(Fen),(?)变(Bian)频(Pin)器(Qi)的(De)主(Zhu)电(Dian)路(Lu)大(Da)体(Ti)上(Shang)可(Ke)分(Fen)为(Wei)两(Liang)类(Lei):(?)电(Dian)压(Ya)型(Xing)是(Shi)将(Jiang)电(Dian)压(Ya)源(Yuan)的(De)直(Zhi)流(Liu)变(Bian)换(Huan)为(Wei)交(Jiao)流(Liu)的(De)变(Bian)频(Pin)器(Qi),(?)直(Zhi)流(Liu)回(Hui)路(Lu)的(De)滤(Lu)波(Bo)是(Shi)电(Dian)容(Rong)。(?)电(Dian)流(Liu)型(Xing)是(Shi)将(Jiang)电(Dian)流(Liu)源(Yuan)的(De)直(Zhi)流(Liu)变(Bian)换(Huan)为(Wei)交(Jiao)流(Liu)的(De)变(Bian)频(Pin)器(Qi),(?)其(Qi)直(Zhi)流(Liu)回(Hui)路(Lu)滤(Lu)波(Bo)是(Shi)电(Dian)感(Gan)。(?)它(Ta)由(You)三(San)部(Bu)分(Fen)构(Gou)成(Cheng),(?)将(Jiang)工(Gong)频(Pin)电(Dian)源(Yuan)变(Bian)换(Huan)为(Wei)直(Zhi)流(Liu)功(Gong)率(Lu)的(De)“(?)整(Zheng)流(Liu)器(Qi)”(?),(?)吸(Xi)收(Shou)在(Zai)变(Bian)流(Liu)器(Qi)和(He)逆(Ni)变(Bian)器(Qi)产(Chan)生(Sheng)的(De)电(Dian)压(Ya)脉(Mai)动(Dong)的(De)“(?)平(Ping)波(Bo)回(Hui)路(Lu)变(Bian)频(Pin)器(Qi)工(Gong)作(Zuo)原(Yuan)理(Li)的(De)过(Guo)程(Cheng):(?)直(Zhi)流(Liu)-(?)>振(Zhen)荡(Dang)电(Dian)路(Lu)-(?)>变(Bian)压(Ya)器(Qi)((?)隔(Ge)离(Li)、(?)变(Bian)压(Ya))(?)-(?)>交(Jiao)流(Liu)输(Shu)出(Chu)
整(Zheng)流(Liu)器(Qi):(?)大(Da)量(Liang)使(Shi)用(Yong)的(De)是(Shi)二(?)极(Ji)管(Guan)的(De)变(Bian)流(Liu)器(Qi),(?)它(Ta)把(Ba)工(Gong)频(Pin)电(Dian)源(Yuan)变(Bian)换(Huan)为(Wei)直(Zhi)流(Liu)电(Dian)源(Yuan)。(?)也(Ye)可(Ke)用(Yong)两(Liang)组(Zu)晶(Jing)体(Ti)管(Guan)变(Bian)流(Liu)器(Qi)构(Gou)成(Cheng)可(Ke)逆(Ni)变(Bian)流(Liu)器(Qi),(?)由(You)于(Yu)其(Qi)功(Gong)率(Lu)方(Fang)向(Xiang)可(Ke)逆(Ni),(?)可(Ke)以(Yi)进(Jin)行(Xing)再(Zai)生(Sheng)运(Yun)转(Zhuan)。(?)
平(Ping)波(Bo)回(Hui)路(Lu):(?)在(Zai)整(Zheng)流(Liu)器(Qi)整(Zheng)流(Liu)后(Hou)的(De)直(Zhi)流(Liu)电(Dian)压(Ya)中(Zhong),(?)含(Han)有(You)电(Dian)源(Yuan)6倍(Bei)频(Pin)率(Lu)的(De)脉(Mai)动(Dong)电(Dian)压(Ya),(?)此(Ci)外(Wai)逆(Ni)变(Bian)器(Qi)产(Chan)生(Sheng)的(De)脉(Mai)动(Dong)电(Dian)流(Liu)也(Ye)使(Shi)直(Zhi)流(Liu)电(Dian)压(Ya)变(Bian)动(Dong)。(?)为(Wei)了(Liao)抑(Yi)制(Zhi)电(Dian)压(Ya)波(Bo)动(Dong),(?)采(Cai)用(Yong)电(Dian)感(Gan)和(He)电(Dian)容(Rong)吸(Xi)收(Shou)脉(Mai)动(Dong)电(Dian)压(Ya)((?)电(Dian)流(Liu))(?)。(?)装(Zhuang)置(Zhi)容(Rong)量(Liang)小(Xiao)时(Shi),(?)如(Ru)果(Guo)电(Dian)源(Yuan)和(He)主(Zhu)电(Dian)路(Lu)构(Gou)成(Cheng)器(Qi)件(Jian)有(You)余(Yu)量(Liang),(?)可(Ke)以(Yi)省(Sheng)去(Qu)电(Dian)感(Gan)采(Cai)用(Yong)简(Jian)单(Dan)的(De)平(Ping)波(Bo)回(Hui)路(Lu)。(?)
逆(Ni)变(Bian)器(Qi):(?)同(Tong)整(Zheng)流(Liu)器(Qi)相(Xiang)反(Fan),(?)逆(Ni)变(Bian)器(Qi)是(Shi)将(Jiang)直(Zhi)流(Liu)功(Gong)率(Lu)变(Bian)换(Huan)为(Wei)所(Suo)要(Yao)求(Qiu)频(Pin)率(Lu)的(De)交(Jiao)流(Liu)功(Gong)率(Lu),(?)以(Yi)所(Suo)确(Que)定(Ding)的(De)时(Shi)间(Jian)使(Shi)6个(Ge)开(Kai)关(Guan)器(Qi)件(Jian)导(Dao)通(Tong)、(?)关(Guan)断(Duan)就(Jiu)可(Ke)以(Yi)得(De)到(Dao)3相(Xiang)交(Jiao)流(Liu)输(Shu)出(Chu)。(?)以(Yi)电(Dian)压(Ya)型(Xing)pwm逆(Ni)变(Bian)器(Qi)为(Wei)例(Li)示(Shi)出(Chu)开(Kai)关(Guan)时(Shi)间(Jian)和(He)电(Dian)压(Ya)波(Bo)形(Xing)。(?)
控(Kong)制(Zhi)电(Dian)路(Lu)是(Shi)给(Gei)异(Yi)步(Bu)电(Dian)动(Dong)机(Ji)供(Gong)电(Dian)((?)电(Dian)压(Ya)、(?)频(Pin)率(Lu)可(Ke)调(Diao))(?)的(De)主(Zhu)电(Dian)路(Lu)提(Ti)供(Gong)控(Kong)制(Zhi)信(Xin)号(Hao)的(De)回(Hui)路(Lu),(?)它(Ta)有(You)频(Pin)率(Lu)、(?)电(Dian)压(Ya)的(De)“(?)运(Yun)算(Suan)电(Dian)路(Lu)”(?),(?)主(Zhu)电(Dian)路(Lu)的(De)“(?)电(Dian)压(Ya)、(?)电(Dian)流(Liu)检(Jian)测(Ce)电(Dian)路(Lu)”(?),(?)电(Dian)动(Dong)机(Ji)的(De)“(?)速(Su)度(Du)检(Jian)测(Ce)电(Dian)路(Lu)”(?),(?)将(Jiang)运(Yun)算(Suan)电(Dian)路(Lu)的(De)控(Kong)制(Zhi)信(Xin)号(Hao)进(Jin)行(Xing)放(Fang)大(Da)的(De)“(?)驱(Qu)动(Dong)电(Dian)路(Lu)”(?),(?)以(Yi)及(Ji)逆(Ni)变(Bian)器(Qi)和(He)电(Dian)动(Dong)机(Ji)的(De)“(?)保(Bao)护(Hu)电(Dian)路(Lu)”(?)组(Zu)成(Cheng)。(?)1、(?)运(Yun)算(Suan)电(Dian)路(Lu):(?)将(Jiang)外(Wai)部(Bu)的(De)速(Su)度(Du)、(?)转(Zhuan)矩(Ju)等(Deng)指(Zhi)令(Ling)同(Tong)检(Jian)测(Ce)电(Dian)路(Lu)的(De)电(Dian)流(Liu)、(?)电(Dian)压(Ya)信(Xin)号(Hao)进(Jin)行(Xing)比(Bi)较(Jiao)运(Yun)算(Suan),(?)决(Jue)定(Ding)逆(Ni)变(Bian)器(Qi)的(De)输(Shu)出(Chu)电(Dian)压(Ya)、(?)频(Pin)率(Lu)。(?)2、(?)电(Dian)压(Ya)、(?)电(Dian)流(Liu)检(Jian)测(Ce)电(Dian)路(Lu):(?)与(Yu)主(Zhu)回(Hui)路(Lu)电(Dian)位(Wei)隔(Ge)离(Li)检(Jian)测(Ce)电(Dian)压(Ya)、(?)电(Dian)流(Liu)等(Deng)。(?)3、(?)驱(Qu)动(Dong)电(Dian)路(Lu):(?)驱(Qu)动(Dong)主(Zhu)电(Dian)路(Lu)器(Qi)件(Jian)的(De)电(Dian)路(Lu)。(?)它(Ta)与(Yu)控(Kong)制(Zhi)电(Dian)路(Lu)隔(Ge)离(Li)使(Shi)主(Zhu)电(Dian)路(Lu)器(Qi)件(Jian)导(Dao)通(Tong)、(?)关(Guan)断(Duan)。(?)4、(?)速(Su)度(Du)检(Jian)测(Ce)电(Dian)路(Lu):以(Yi)装(Zhuang)在(Zai)异(Yi)步(Bu)电(Dian)动(Dong)机(Ji)轴(Zhou)机(Ji)上(Shang)的(De)速(Su)度(Du)检(Jian)测(Ce)器(Qi)(tg、(?)plg等(Deng))的(De)信(Xin)号(Hao)为(Wei)速(Su)度(Du)信(Xin)号(Hao),(?)送(Song)入(Ru)运(Yun)算(Suan)回(Hui)路(Lu),(?)根(Gen)据(Ju)指(Zhi)令(Ling)和(He)运(Yun)算(Suan)可(Ke)使(Shi)电(Dian)动(Dong)机(Ji)按(An)指(Zhi)令(Ling)速(Su)度(Du)运(Yun)转(Zhuan)。(?)5、(?)保(Bao)护(Hu)电(Dian)路(Lu):(?)检(Jian)测(Ce)主(Zhu)电(Dian)路(Lu)的(De)电(Dian)压(Ya)、(?)电(Dian)流(Liu)等(Deng),(?)当(Dang)发(Fa)生(Sheng)过(Guo)载(Zai)或(Huo)过(Guo)电(Dian)压(Ya)等(Deng)异(Yi)常(Chang)时(Shi),(?)为(Wei)了(Liao)防(Fang)止(Zhi)逆(Ni)变(Bian)器(Qi)和(He)异(Yi)步(Bu)电(Dian)动(Dong)机(Ji)损(Sun)坏(Huai)
四(Si)、(?)变(Bian)频(Pin)器(Qi)的(De)应(Ying)用(Yong)
变(Bian)频(Pin)器(Qi)的(De)工(Gong)作(Zuo)原(Yuan)理(Li)被(Bei)广(Guang)泛(Fan)应(Ying)用(Yong)于(Yu)各(Ge)个(Ge)领(Ling)域(Yu)。(?)例(Li)如(Ru)计(Ji)算(Suan)机(Ji)电(Dian)源(Yuan)的(De)供(Gong)电(Dian),(?)在(Zai)该(Gai)项(Xiang)应(Ying)用(Yong)中(Zhong),(?)变(Bian)频(Pin)器(Qi)用(Yong)于(Yu)抑(Yi)制(Zhi)反(Fan)向(Xiang)电(Dian)压(Ya)、(?)频(Pin)率(Lu)的(De)波(Bo)动(Dong)及(Ji)电(Dian)源(Yuan)的(De)瞬(Shun)间(Jian)断(Duan)电(Dian)。(?)变(Bian)频(Pin)器(Qi)主(Zhu)要(Yao)采(Cai)用(Yong)交(Jiao)—(?)直(Zhi)—(?)交(Jiao)方(Fang)式(Shi)((?)VVVF变(Bian)频(Pin)或(Huo)矢(Shi)量(Liang)控(Kong)制(Zhi)变(Bian)频(Pin))(?),(?)先(Xian)把(Ba)工(Gong)频(Pin)交(Jiao)流(Liu)电(Dian)源(Yuan)通(Tong)过(Guo)整(Zheng)流(Liu)器(Qi)转(Zhuan)换(Huan)成(Cheng)直(Zhi)流(Liu)电(Dian)源(Yuan),(?)然(Ran)后(Hou)再(Zai)将(Jiang)直(Zhi)流(Liu)电(Dian)源(Yuan)转(Zhuan)换(Huan)成(Cheng)频(Pin)率(Lu)、(?)电(Dian)压(Ya)均(Jun)可(Ke)控(Kong)制(Zhi)的(De)交(Jiao)流(Liu)电(Dian)源(Yuan)以(Yi)供(Gong)给(Gei)电(Dian)动(Dong)机(Ji)。(?)
1、(?)标(Biao)准(Zhun)50HZ电(Dian)源(Yuan) 对(Dui)频(Pin)率(Lu)、(?)电(Dian)压(Ya)波(Bo)形(Xing)和(He)幅(Fu)值(Zhi)及(Ji)电(Dian)网(Wang)干(Gan)扰(Rao)等(Deng)有(You)较(Jiao)高(Gao)要(Yao)求(Qiu)的(De)。(?)2、(?)不(Bu)间(Jian)断(Duan)电(Dian)源(Yuan)(UPS)停(Ting)电(Dian)时(Shi),(?)将(Jiang)蓄(Xu)电(Dian)池(Chi)的(De)直(Zhi)流(Liu)电(Dian)逆(Ni)变(Bian)成(Cheng)50HZ的(De)交(Jiao)流(Liu)电(Dian),(?)对(Dui)设(She)备(Bei)临(Lin)时(Shi)供(Gong)电(Dian)。(?)3、(?)中(Zhong)频(Pin)装(Zhuang)置(Zhi)广(Guang)泛(Fan)应(Ying)用(Yong)于(Yu)金(Jin)属(Shu)熔(Rong)炼(Lian)、(?)感(Gan)应(Ying)加(Jia)热(Re)及(Ji)机(Ji)械(Xie)零(Ling)件(Jian)的(De)淬(Cui)火(Huo)。(?)4、(?)变(Bian)频(Pin)调(Diao)速(Su)产(Chan)生(Sheng)频(Pin)率(Lu)、(?)电(Dian)压(Ya)可(Ke)调(Diao)的(De)电(Dian)源(Yuan)。(?)5、(?)节(Jie)能(Neng)降(Jiang)耗(Hao)。(?)
通(Tong)过(Guo)以(Yi)上(Shang)详(Xiang)细(Xi)的(De)讲(Jiang)述(Shu),(?)很(Hen)多(Duo)同(Tong)学(Xue)已(Yi)经(Jing)基(Ji)本(Ben)了(Liao)解(Jie)了(Liao),(?)变(Bian)频(Pin)器(Qi)工(Gong)作(Zuo)原(Yuan)理(Li)及(Ji)应(Ying)用(Yong)了(Liao)吧(Ba)。(?)如(Ru)果(Guo)还(Huan)有(You)不(Bu)明(Ming)白(Bai)的(De),(?)可(Ke)以(Yi)直(Zhi)接(Jie)咨(Zi)询(Xun)泰(Tai)能(Neng)特(Te)塑(Su)胶(Jiao)模(Mo)具(Ju)厂(Chang),(?)泰(Tai)能(Neng)特(Te)是(Shi)专(Zhuan)业(Ye)生(Sheng)产(Chan)变(Bian)频(Pin)器(Qi)相(Xiang)关(Guan)塑(Su)胶(Jiao)产(Chan)品(Pin)的(De)模(Mo)具(Ju)厂(Chang)家(Jia)。(?)本(Ben)文(Wen)由(You)泰(Tai)能(Neng)特(Te)模(Mo)具(Ju)原(Yuan)创(Chuang)编(Bian)辑(Ji),(?)转(Zhuan)载(Zai)请(Qing)注(Zhu)明(Ming)出(Chu)处(Chu)。(?)
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