全(Quan)国(Guo)咨(Zi)询(Xun)热(Re)线(Xian)
133-3254-7223
水(Shui)泵(Beng),(?)作(Zuo)为(Wei)泵(Beng)站(Zhan)所(Suo)有(You)的(De)设(She)施(Shi)中(Zhong)基(Ji)础(Chu)的(De)一(Yi)部(Bu)分(Fen),(?)其(Qi)能(Neng)否(Fou)正(Zheng)常(Chang)运(Yun)行(Xing)直(Zhi)接(Jie)影(Ying)响(Xiang)到(Dao)泵(Beng)站(Zhan)的(De)经(Jing)济(Ji)效(Xiao)益(Yi)。(?)就(Jiu)用(Yong)朝(Chao)阳(Yang)集(Ji)团(Tuan)在(Zai)衡(Heng)东(Dong)的(De)几(Ji)个(Ge)泵(Beng)站(Zhan)举(Ju)例(Li),(?)每(Mei)个(Ge)泵(Beng)站(Zhan)的(De)水(Shui)泵(Beng)作(Zuo)用(Yong)都(Du)不(Bu)一(Yi)样(Yang),(?)如(Ru)城(Cheng)市(Shi)排(Pai)涝(Lao)、(?)生(Sheng)活(Huo)污(Wu)水(Shui)等(Deng),(?)城(Cheng)市(Shi)排(Pai)涝(Lao)中(Zhong)成(Cheng)..
时(Shi)间(Jian):(?)2023-11-22 点(Dian)击(Ji)量(Liang):(?)2055变(Bian)频(Pin)电(Dian)机(Ji)和(He)普(Pu)通(Tong)电(Dian)机(Ji)的(De)区(Qu)别(Bie),(?)主(Zhu)要(Yao)表(Biao)现(Xian)在(Zai)以(Yi)下(Xia)两(Liang)个(Ge)方(Fang)面(Mian):(?)第(Di)一(Yi),(?)普(Pu)通(Tong)电(Dian)机(Ji)只(Zhi)能(Neng)在(Zai)工(Gong)频(Pin)附(Fu)近(Jin)长(Chang)时(Shi)间(Jian)工(Gong)作(Zuo),(?)而(?)变(Bian)频(Pin)电(Dian)机(Ji)则(Ze)可(Ke)以(Yi)长(Chang)时(Shi)间(Jian)在(Zai)严(Yan)重(Zhong)高(Gao)于(Yu),(?)或(Huo)者(Zhe)是(Shi)低(Di)于(Yu)工(Gong)频(Pin)的(De)条(Tiao)件(Jian)下(Xia)进(Jin)行(Xing)工(Gong)作(Zuo);(?)举(Ju)个(Ge)例(Li)子(Zi),(?)我(Wo)们(Men)国(Guo)家(Jia)的(De)..
时(Shi)间(Jian):(?)2020-08-29 点(Dian)击(Ji)量(Liang):(?)5517电(Dian)机(Ji)选(Xuan)型(Xing)需(Xu)要(Yao)的(De)基(Ji)本(Ben)内(Nei)容(Rong)有(You):(?)所(Suo)驱(Qu)动(Dong)的(De)负(Fu)载(Zai)类(Lei)型(Xing)、(?)额(E)定(Ding)功(Gong)率(Lu)、(?)额(E)定(Ding)电(Dian)压(Ya)、(?)额(E)定(Ding)转(Zhuan)速(Su)、(?)其(Qi)他(Ta)条(Tiao)件(Jian)。(?)一(Yi)、(?)所(Suo)驱(Qu)动(Dong)的(De)负(Fu)载(Zai)类(Lei)型(Xing)这(Zhe)个(Ge)得(De)反(Fan)过(Guo)来(Lai)从(Cong)电(Dian)机(Ji)特(Te)点(Dian)说(Shuo)。(?)电(Dian)机(Ji)可(Ke)以(Yi)简(Jian)单(Dan)划(Hua)分(Fen)为(Wei)直(Zhi)流(Liu)电(Dian)机(Ji)和(He)交(Jiao)流(Liu)电(Dian)机(Ji),(?)交(Jiao)流(Liu)又(You)分(Fen)为(Wei)同(Tong)步(Bu)..
时(Shi)间(Jian):(?)2020-05-06 点(Dian)击(Ji)量(Liang):(?)4780一(Yi)、(?)结(Jie)构(Gou)简(Jian)单(Dan),(?)运(Yun)行(Xing)稳(Wen)定(Ding),(?)使(Shi)用(Yong)可(Ke)靠(Kao),(?)维(Wei)护(Hu)方(Fang)便(Bian);(?)二(?)、(?)直(Zhi)接(Jie)使(Shi)用(Yong)三(San)相(Xiang)交(Jiao)流(Liu)电(Dian)源(Yuan),(?)设(She)备(Bei)投(Tou)资(Zi)少(Shao);(?)三(San)、(?)起(Qi)动(Dong)性(Xing)能(Neng)好(Hao),(?)起(Qi)动(Dong)力(Li)矩(Ju)大(Da),(?)起(Qi)动(Dong)平(Ping)滑(Hua);(?)四(Si)、(?)控(Kong)制(Zhi)功(Gong)率(Lu)小(Xiao),(?)便(Bian)于(Yu)自(Zi)控(Kong)、(?)遥(Yao)控(Kong)和(He)群(Qun)控(Kong);(?)五(Wu)、(?)调(Diao)速(Su)精(Jing)度(Du)高(Gao),(?)与(Yu)本(Ben)厂(Chang)普(Pu)..
时(Shi)间(Jian):(?)2020-05-06 点(Dian)击(Ji)量(Liang):(?)5021为(Wei)了(Liao)全(Quan)部(Bu)而(?)准(Zhun)确(Que)地(Di)反(Fan)映(Ying)包(Bao)无(Wu)级(Ji)调(Diao)速(Su)电(Dian)机(Ji)职(Zhi)业(Ye)供(Gong)货(Huo)商(Shang)商(Shang)场(Chang)的(De)发(Fa)展(Zhan)现(Xian)状(Zhuang)以(Yi)及(Ji)将(Jiang)来(Lai)趋(Qu)势(Shi),(?)中(Zhong)商(Shang)情(Qing)报(Bao)网(Wang)推(Tui)出(Chu)在(Zai)很(Hen)多(Duo)缜(Zhen)密(Mi)的(De)商(Shang)场(Chang)调(Diao)研(Yan)基(Ji)础(Chu)上(Shang)。(?)对(Dui)我(Wo)国(Guo)无(Wu)级(Ji)调(Diao)速(Su)电(Dian)机(Ji)职(Zhi)业(Ye)现(Xian)状(Zhuang)、(?)无(Wu)级(Ji)调(Diao)速(Su)电(Dian)机(Ji)商(Shang)场(Chang)供(Gong)需(Xu)状(Zhuang)况(Kuang)、(?)无(Wu)级(Ji)调(Diao)速(Su)电(Dian)..
时(Shi)间(Jian):(?)2020-05-06 点(Dian)击(Ji)量(Liang):(?)4115齿(Chi)轮(Lun)减(Jian)速(Su)电(Dian)机(Ji)的(De)齿(Chi)轮(Lun)若(Ruo)有(You)下(Xia)列(Lie)缺(Que)陷(Xian)时(Shi),(?)不(Bu)得(De)持(Chi)续(Xu)运(Yun)用(Yong),(?)应(Ying)进(Jin)行(Xing)修(Xiu)补(Bu)或(Huo)替(Ti)换(Huan)。(?)(1)工(Gong)作(Zuo)面(Mian)磨(Mo)损(Sun)齿(Chi)轮(Lun)节(Jie)圆(Yuan)处(Chu)齿(Chi)厚(Hou)的(De)磨(Mo)损(Sun)盈(Ying)超(Chao)越(Yue)以(Yi)下(Xia)答(Da)应(Ying)磨(Mo)损(Sun)值(Zhi)时(Shi),(?)予(Yu)以(Yi)维(Wei)修(Xiu)或(Huo)替(Ti)换(Huan)。(?)修(Xiu)正(Zheng)办(Ban)法(Fa):(?)在(Zai)磨(Mo)损(Sun)的(De)齿(Chi)面(Mian)上(Shang)补(Bu)焊(Han)结(Jie)构(Gou)钢(Gang),(?)消(Xiao)..
时(Shi)间(Jian):(?)2020-05-06 点(Dian)击(Ji)量(Liang):(?)4160共(Gong)2页(Ye),(?)7条(Tiao)记(Ji)录(Lu)