Matrix coal powder concentration speed measurement mechanism

The utility model discloses a matrix coal powder concentration speed measurement mechanism, including installing the electric charge sensor on tube cell (1), the radial cross section A of tube cell (1) department arranges is no less than three electric charge sensors, and the radial cross section B of axial distance L's tube cell (1) department also arrange with the electric charge sensor of the radial cross section A department electric charge sensor that corresponds of axial one by one, calculating the powder particle's of being no less than three groups speed through the collection of the ascending corresponding electric charge sensor of axle and averaging and to obtain powder particle's average flowing speed, powder concentration obtains through common collection of electric charge sensor of radial cross section A and/or radial cross section B department. The utility model discloses a matrix coal powder concentration speed measurement mechanism carries out direct measurement through the static that carrie