步进电机的MATLAB仿真程序,采用了卡尔曼滤波,对定子电流进行估计,并估算出转子的位置和速度-Continuous time extended Kalman filter simulation for two-phase step motor,Estimate the stator currents, and the rotor position and velocity, on the
basis of noisy measurements of the stator currents.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002408s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.086767s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002467s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002441s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002519s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003860s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002433s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004272s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.019025s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002679s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 11263 [ RunTime:0.001297s ]