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º£¿ÚÁ¦Ê¿ÀÖϵͳÇý¶¯Æ÷±¨¾¯F878ËٶȻØ·´íÎó¹ÊÕÏάÐÞ

Á¦Ê¿ÀÖÇý¶¯Æ÷±¨¾¯¹ÊÕÏάÐÞ£ºÕý³£Çé¿ö³µ¼äÀïµÄÉ豸¶¼ÊǺúÃÔËÐеÄ£¬¾ÍÅÂͻȻ¼ä³öÏÖÎÊÌâ¡£¾ÍÄÃÁ¦Ê¿ÀÖËÅ·þÇý¶¯Æ÷À´Ëµ°É¡£Å¼È»¼ä»á±¨¾¯F878 Velocity Loop Error»¹»á¼ÐÔÓ×ÅһЩӢÓï¡£ËٶȻØ·´íÎó

ÔÚ¿ªÊ¼¶Ô¹¤ÒµÉ豸½øÐÐÈκιÊÕÏÅųý֮ǰ£¬Î¬»¤ÈËÔ±»ò¸ºÔð¹ÊÕÏÅųýºÍάÐÞµÄÈËÔ±Ó¦²ÉÈ¡ËùÓбØÒª²½Ö裬ÒÔÈ·±£Æä×ÔÉí°²È«ÒÔ¼°»úеÁìÓòÈËÔ±µÄ°²È«¡£

 

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Description:

The velocity loop monitor will appear when the following conditions occur

µ±³öÏÖÒÔÏÂÇé¿öʱ£¬ËٶȻØ·¼àÊÓÆ÷½«³öÏÖ

simultaneously:ͬʱ£º

The current command value is at the peak current limit

The difference between the actual velocity and the command velocity

is larger than 10% of the maximum motor velocity.

actual speed > 1.25% of maximum speed

command and actual acceleration have different qualifying signs

•µçÁ÷Ö¸ÁîÖµ´¦ÓÚ·åÖµµçÁ÷¼«ÏÞ

 

•Êµ¼ÊËÙ¶ÈÓëÖ¸ÁîËÙ¶ÈÖ®¼äµÄ²îÒì´óÓÚ×î´óµç»úËٶȵÄ10%¡£

 

•Êµ¼ÊËÙ¶È>×î´óËٶȵÄ1.25%

 

•Ö¸ÁîºÍʵ¼Ê¼ÓËٶȾßÓв»Í¬µÄºÏ¸ñ±êÖ¾

 

Cause:

1. Motor cable is connected incorrectly.

2. Defective controller section of the drive.

3. Defective feedback.

4. Velocity loop paramaterized incorrectly.

5. Incorrect commutation offset

1.µç»úµçÀÂÁ¬½Ó´íÎó¡£

 

2.Çý¶¯Æ÷µÄ¿ØÖÆÆ÷²¿·ÖÓÐȱÏÝ¡£

 

3.·´À¡ÓÐȱÏÝ¡£

 

4.ËٶȻØ·²ÎÊý»¯´íÎó¡£

 

5.»»ÏòÆ«ÒƲ»ÕýÈ·

 

Remedy:

For 1. Check motor cable connection.

For 2. Exchange drive controller.

For 3. Exchange motor.

For 4. Check velocity controller to see if it is within operational

parameters.

For 5. Exchange motor.

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