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How to Deal with the Failure in the Rated Speed for 800kw Diesel Generator Set

Sep. 01, 2021

Diesel generator sets should maintain a reasonable speed in order to maintain their working stability. If 800kw diesel generator sets cannot reach the rated speed during operation, most of them are caused by the overload of the generator set, the failure of the electronic speed control system, and the blockage of the fuel pipe. At this time, the user can eliminate and solve one by one according to the article using the elimination method.

Why 800kw Diesel Generator Set Fail to Reach the Rated Speed

The speed of Dingbo Power series 50Hz diesel generator set is 1500r/min. We all know that diesel generator set should maintain a reasonable speed to maintain its working stability, but in practical applications, 800kw diesel generator set sometimes fails to reach The phenomenon of rated speed, at this time, is mostly caused by the overload of the unit, the failure of the electronic speed control system, the blockage of the fuel pipe, etc. In the following article, diesel generator manufacturer-Dingbo Power will introduce to you the reasons and solutions that 800kw diesel generator set fail to reach the rated speed.

The reason why the unit cannot reach the rated speed	Solutions
Unit overload	Reduce the unit load and use it within the rated load of the unit
The speed potentiometer of the electronic speed control board is set incorrectly.	Please refer to the manual of the speed governor to set it correctly or replace the speed governor.
Electronic speed control system failure	repair or replace
Improper adjustment or looseness of the throttle control of the mechanical speed control system	Check and adjust
The fuel pipe is blocked or too thin, resulting in poor fuel flow.	Check and repair in time. , If it is too thin, it needs to be replaced.
There is water in the fuel.	Replace the fuel. It is recommended to install an oil-water separator
The third filter is not replaced in time	get into the habit of regularly replacing the third filter
Frequency (speed) meter or speed sensor failure	Replace the tachometer or speed sensor

The above points are the possible reasons for the failure of the 800kw diesel generator set not reaching the rated speed. The user can use the troubleshooting method to eliminate and solve them one by one. If the 800kw diesel generator set fails to reach the rated speed during operation, it will not only reduce the work efficiency and cause the actual power supply effects, but also easily damage the unit components and shorten the service life of the unit. When encountering such a situation, users must investigate the cause in time and make corresponding adjustments. If necessary, please call us at +86 13667705899 or contact by dingbo@dieselgeneratortech.com. Founded in 2006, Guangxi Dingbo Generator Set Manufacturing Co.,Ltd is a professional diesel generator set manufacturer with more than15 years, we provide customer with factory outlets of diesel generator set with high quality assurance and technical support as well as worry-free after-sales. Please visit our website for more information if you have any problem.

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