HP mills produced by SEHPS are widely liked by customers because of its better adaptability for various coals, high operational reliability, easy and low maintenance. Until 2019, SEHPS has produced more than 4500 sets of HP medium-speed coal mill which were installed in almost 300 50MW-100MW power generator at home and abroad, and all installed coal mill are in good running condition. HP coal mills developed by SEHPS have been achieved the top level of the domestic market share. In addition, in recent years, more than 1000 sets of HP coal mills have been exported to other countries and areas.
SEHPS is the only company in China which imported the full set of leading technology of coal mill design and manufacturing from CE. With more than forty year experiences in designing and manufacturing at coal mill, SHMP is able to supply all types of medium-speed coal mill to 50MW-15000MW power plants. Up to now, more than 600 sets of HP mills equipped at 100 MW power plants, and most of the coal mills have been run for more than 5 years in good condition. During the development of HP coal mills for 1000MW power plants,SEHPS won many first places, which include: the first coal mill for the first 1000MW unit in China (HUANENG POWER INTERNATIONAL, INC.), the first medium-speed coal mill used for high moisture lignite and the largest medium-speed coal mill in the world (2×1000MW unit of Shaanxi Fugu Qingshuichuan electricity industry). In a summary, through persist enterprising and technical reform for many years, SEHPS has already possessed the leading advanced technology of medium-speed coal mill design and manufacturing in the world and receives worldwide recognitions.
The operational reliability index for medium-speed coal mill issued by State Power Board (now consigned to State Power Enterprise united conference) indicates that HP coal mill produced by our company ranked first for its reliability among the coal mill manufactures in China for many years.
The latest SEHPS medium-speed coal mill has some advantages as following:
Using conical grinding roll and leaving 3-5mm space between grinding roll and liners in order to ensure the good adaptability for different types of coal such as inferior coal, bituminous coal, subbituminous coal and high moisture lignite. SHMP coal mill can start at running with zero load and is able to run smoothly with the increase of load. It can also satisfy the requirement of plasma ignition, low load operation of power plant and peak shaving.
Application of external spring loading system results in high operational reliability, easy low maintenance.
The advanced technology of SEHPS medium-speed coal mill design and manufacturing is from CE. The coal mill is designed for fitting to the coal boilers produced by major suppliers, and with the aim of meeting requirements of efficient combustion, energy saving and environmental protection.
- Shanghai Electric SHMP Pulverizing & Special Equipment Co., Ltd.
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