新聞:威信縣無人機用步進馬達SW1740N15A優(yōu)勢
電動機轉速不正常
(1) 并勵繞組接線不良或斷路
(2) 串勵電動機輕載或空載
(3) 電刷位置不正確
(4) 電樞繞組存在匝間短路
(1) 找出故障點予以排除
(2) 增大負載
(3) 調整電刷位置使之位于幾何中線處
(4) 修理或更換電樞繞組
新聞:威信縣無人機用步進馬達SW1740N15A優(yōu)勢
CV400-3-S-B-G1-LD-V6
CV400-5-S-B-G1-LD-V6
CV400-10-S-B-G1-LD-V6
CV400-15-S-B-G1-LD-V6
CV400-20-S-B-G1-LD-V6
CV400-25-S-B-G1-LD-V6
CV400-30-S-B-G1-LD-V6
CV400-40-S-B-G1-LD-V6
CV400-45-S-B-G1-LD-V6
CV400-50-S-B-G1-LD-V6
CV400-60-S-B-G1-LD-V6
CV400-70-S-B-G1-LD-V6
CV400-80-S-B-G1-LD-V6
CV400-90-S-B-G1-LD-V6
CV400-100-S-B-G1-LD-V6
CV400-120-S-B-G1-LD-V6
CV400-140-S-B-G1-LD-V6
CV400-160-S-B-G1-LD-V6
CV400-180-S-B-G1-LD-V6
CV400-200-S-B-G1-LD-V6
CV750-3-S-B-G1-LD-V6
CV750-5-S-B-G1-LD-V6
CV750-10-S-B-G1-LD-V6
CV750-15-S-B-G1-LD-V6
CV750-20-S-B-G1-LD-V6
CV750-25-S-B-G1-LD-V6
CV750-30-S-B-G1-LD-V6
CV750-40-S-B-G1-LD-V6
CV750-45-S-B-G1-LD-V6
CV750-50-S-B-G1-LD-V6
CV750-60-S-B-G1-LD-V6
CV750-70-S-B-G1-LD-V6
CV750-80-S-B-G1-LD-V6
CV750-90-S-B-G1-LD-V6
CV750-100-S-B-G1-LD-V6
CV750-120-S-B-G1-LD-V6
CV750-140-S-B-G1-LD-V6
CV750-160-S-B-G1-LD-V6
CV750-180-S-B-G1-LD-V6
CV750-200-S-B-G1-LD-V6
CV1500-3-S-B-G1-LD-V6
CV1500-5-S-B-G1-LD-V6
CV1500-10-S-B-G1-LD-V6
CV1500-15-S-B-G1-LD-V6
CV1500-20-S-B-G1-LD-V6
CV1500-25-S-B-G1-LD-V6
CV1500-30-S-B-G1-LD-V6
CV1500-40-S-B-G1-LD-V6
CV1500-45-S-B-G1-LD-V6
CV1500-50-S-B-G1-LD-V6
CV1500-60-S-B-G1-LD-V6
CV1500-70-S-B-G1-LD-V6
CV1500-80-S-B-G1-LD-V6
CV1500-90-S-B-G1-LD-V6
CV1500-100-S-B-G1-LD-V6
CV1500-120-S-B-G1-LD-V6
CV1500-140-S-B-G1-LD-V6
CV1500-160-S-B-G1-LD-V6
CV1500-180-S-B-G1-LD-V6
CV1500-200-S-B-G1-LD-V6
CV2200-3-S-B-G1-LD-V6
CV2200-5-S-B-G1-LD-V6
CV2200-10-S-B-G1-LD-V6
CV2200-15-S-B-G1-LD-V6
CV2200-20-S-B-G1-LD-V6
CV2200-25-S-B-G1-LD-V6
CV2200-30-S-B-G1-LD-V6
CV2200-40-S-B-G1-LD-V6
CV2200-45-S-B-G1-LD-V6
CV2200-50-S-B-G1-LD-V6
CV2200-60-S-B-G1-LD-V6
CV2200-70-S-B-G1-LD-V6
CV2200-80-S-B-G1-LD-V6
CV2200-90-S-B-G1-LD-V6
CV2200-100-S-B-G1-LD-V6
CV2200-120-S-B-G1-LD-V6
CV2200-140-S-B-G1-LD-V6
CV2200-160-S-B-G1-LD-V6
CV2200-180-S-B-G1-LD-V6
CV2200-200-S-B-G1-LD-V6
兩量爪與待測物的接觸不宜過緊。不能使被夾緊的物體在量爪內挪動。讀數時,視線應與尺面垂直。如需固定讀數,可用緊固螺釘將游標固定在尺身上,防止滑動。實際測量時,對同一長度應多測幾次,取其平均值來消除偶然。卡尺的維護方法運行檢查在每天使用之前,要先檢查游標卡尺的零刻度是否對齊,刻度是否清晰可見,挪動是否順暢,是則該卡尺可正常使用,否則需將該卡尺進行維修或更換新的計量有效的卡尺,并按運行檢查規(guī)定中的儀器失效處理方法進行。
直流測速發(fā)電機性能指標
1.線性誤差
在其工作的轉速范圍內,實際輸出電壓與理想輸出電壓的差值 m U ? 與理想輸出電壓 之比稱為線性誤差。
2.線性工作轉速
在允許的線性誤差范圍內的電樞轉速稱為線性工作轉速。亦即測速發(fā)電機的額定轉速。
3.輸出斜率
在額定的勵磁條件下,單位轉速所產生的輸出電壓稱為輸出斜率。此值越大越好。增大負載電阻,可提高輸出斜率。
4.負載電阻
保證輸出特性在允許誤差范圍內的負載電阻值。在使用時,接到電樞兩端的電阻應不小于此值。
5.不靈敏區(qū)
由于換向器與電刷間的接觸壓降,而導致測速發(fā)電機在低轉速時,其輸出電壓很低,幾乎為零,這個轉速范圍稱為不靈敏區(qū)。
6.輸出電壓的不對稱度
在相同轉速下,測速發(fā)電機正反轉時的輸出電壓值之差 與兩者平均值 之比稱為輸出電壓的不對稱度。一般不對稱度為 0.35%~2%。
7.紋波系數
在一定轉速下,輸出電壓中交流分量的峰值與直流分量之比稱為紋波系數。
新聞:威信縣無人機用步進馬達SW1740N15A優(yōu)勢
CH400-3-S-G3-TL-H9
CH400-5-S-G3-TL-H9
CH400-10-S-G3-TL-H9
CH400-15-S-G3-TL-H9
CH400-20-S-G3-TL-H9
CH400-25-S-G3-TL-H9
CH400-30-S-G3-TL-H9
CH400-40-S-G3-TL-H9
CH400-45-S-G3-TL-H9
CH400-50-S-G3-TL-H9
CH400-60-S-G3-TL-H9
CH400-70-S-G3-TL-H9
CH400-80-S-G3-TL-H9
CH400-90-S-G3-TL-H9
CH400-100-S-G3-TL-H9
CH400-120-S-G3-TL-H9
CH400-140-S-G3-TL-H9
CH400-160-S-G3-TL-H9
CH400-180-S-G3-TL-H9
CH400-200-S-G3-TL-H9
CH750-3-S-G3-TL-H9
CH750-5-S-G3-TL-H9
CH750-10-S-G3-TL-H9
CH750-15-S-G3-TL-H9
CH750-20-S-G3-TL-H9
CH750-25-S-G3-TL-H9
CH750-30-S-G3-TL-H9
CH750-40-S-G3-TL-H9
CH750-45-S-G3-TL-H9
CH750-50-S-G3-TL-H9
CH750-60-S-G3-TL-H9
CH750-70-S-G3-TL-H9
CH750-80-S-G3-TL-H9
CH750-90-S-G3-TL-H9
CH750-100-S-G3-TL-H9
CH750-120-S-G3-TL-H9
CH750-140-S-G3-TL-H9
CH750-160-S-G3-TL-H9
CH750-180-S-G3-TL-H9
CH750-200-S-G3-TL-H9
CH1500-3-S-G3-TL-H9
CH1500-5-S-G3-TL-H9
CH1500-10-S-G3-TL-H9
CH1500-15-S-G3-TL-H9
CH1500-20-S-G3-TL-H9
CH1500-25-S-G3-TL-H9
CH1500-30-S-G3-TL-H9
CH1500-40-S-G3-TL-H9
CH1500-45-S-G3-TL-H9
CH1500-50-S-G3-TL-H9
CH1500-60-S-G3-TL-H9
CH1500-70-S-G3-TL-H9
CH1500-80-S-G3-TL-H9
CH1500-90-S-G3-TL-H9
CH1500-100-S-G3-TL-H9
CH1500-120-S-G3-TL-H9
CH1500-140-S-G3-TL-H9
CH1500-160-S-G3-TL-H9
CH1500-180-S-G3-TL-H9
CH1500-200-S-G3-TL-H9
CH2200-3-S-G3-TL-H9
CH2200-5-S-G3-TL-H9
CH2200-10-S-G3-TL-H9
CH2200-15-S-G3-TL-H9
CH2200-20-S-G3-TL-H9
CH2200-25-S-G3-TL-H9
CH2200-30-S-G3-TL-H9
CH2200-40-S-G3-TL-H9
CH2200-45-S-G3-TL-H9
CH2200-50-S-G3-TL-H9
CH2200-60-S-G3-TL-H9
CH2200-70-S-G3-TL-H9
CH2200-80-S-G3-TL-H9
CH2200-90-S-G3-TL-H9
CH2200-100-S-G3-TL-H9
CH2200-120-S-G3-TL-H9
CH2200-140-S-G3-TL-H9
CH2200-160-S-G3-TL-H9
CH2200-180-S-G3-TL-H9
CH2200-200-S-G3-TL-H9
篩余物:是指顏料中非主要成分的含量,一般為大于某種顆粒大小的成分,著色劑中篩余物為雜質成分,一般含量控制在.3%以下,優(yōu)質的顏料,篩余物的含量會小于.1%,若篩余物過高,在使用過程中會造成堵塞或有顆粒物或著色不均等現象。d)PH值:著色劑一般為中性,堿性或酸性偏大都會對配方或制品產生影響。2技術指標與應用a)用于拋光劑。拋光是利用柔性拋光工具和磨料顆;蚱渌麙伖饨橘|對工件表面進行的潤飾加工。

新聞:威信縣無人機用步進馬達SW1740N15A優(yōu)勢