2013年9月11日星期三

Explosion future trends vibration motor

      Proof vibration motor has now been more and more business concerns , it is mainly used in coal, oil and gas , petrochemical and chemical industries, for hazardous fuels

and powder separation , with the increasing development of society , from two aspects investigate the vibration motor in explosion

Trends in the next few years , these two weight feeder aspects are mine explosion and petrochemical systems vibration motor vibration motor explosion-proof .

    1 . Mine explosion-proof vibration motor
    ( A ) the development of high-power motor: the world's largest coal mining capacity has exceeded 1200kw, its drive motor power up to 600kW; mining area to adapt to face

conveyor has exceeded the maximum capacity of 1500kW, the driving motor power reached 725kW. Domestic

Shearer drive motor current maximum power is 400kW, belt weigh feeder scraper conveyor drive motor maximum power is 315kW.
    ( 2 ) development of 3.3kV, 6kV mine and IOkV level voltage motor : This is because the popularity of mechanized coal mining after the mining area to lengthen , causing

voltage drop increases , but also requires the use of high-power motor voltage level to improve .

    ( 3 ) development of mining two-speed motor: In order to meet mine conveyor speed starting and high-speed operation of the work requirements, foreign mining scraper

conveyors are based on the two-speed motor drive . But the current domestic ore two-speed motor power range , performance indicators and supporting sexual control switch

Energy, etc. , compared with foreign advanced level there is a certain gap.
    ( 4 ) improve the reliability of the motor Mine : Mine explosion-proof motor poor working conditions , frequent heavy duty starter motor , load changes , voltage

fluctuations, ambient temperature is high and there is some corrosion , etc. These all affect the use of motor reliability and longevity .
    ( 5 ) to accelerate mine explosion-proof motor replacement.
    ( 6 ) Uniform mine explosion-proof electrical standards.
    2 . Petrochemical explosion-proof vibration motor
    ( 1 ) increased safety and non -sparking motors demand will rise. Petrochemical system users in the use of the practice ; has recognized the development of China's increased

safety and necessity of non-sparking motors . In addition , a large 1970s bow [ in a device supporting increased safety , non-sparking

Motor has been to use the appropriate country when product substitution .
    ( 2 ) the reliability of explosion-proof motors have become increasingly concerned by the petroleum system users . Petrochemical development of increasingly large-scale

installations , continuous operation , requiring the system to achieve long- run period , less maintenance-free maintenance . Therefore, explosion-proof motor has become the key

equipment to ensure the above requirements .
    ( 3 ) proof and efficient frequency conversion motor has become an urgent requirement petrochemical users developed energy-saving products . In recent years has produced a

series YBx, YAX explosion efficient motor , into the market after a welcome addition . Explosion-proof electrical energy has two aspects: First, the development of high

efficiency electrical explosion

Machine , the second is a lot of development of various explosion-proof motor's special products , in particular, will have a huge potential for energy saving fans, pumps and

compressors motors are designed to speed motor .

    ( 4 ) the development of coastal petrochemical enterprises bring new requirements. China's coastal area will be built a number of refineries, crude oil imports are required

, while imports of crude oil with high sulfur content , corrosive severe , thus requiring explosion-proof motor to improve corrosion resistance ; additional shipping crude oil

imports are required , the storage tanks on the

Requires supporting large flow high head pump explosion-proof motor .
    ( 5 ) With the pace of development of the western region , China's western oil industry has entered a period of rapid development , where the urgent needs of the development

environment for desert dry heat -proof electrical products . With hydrogenation unit in electromechanical explosion in the use of market demand is also increasing steadily.

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