China Coal Research Institute

Tbea Shenyang Transformer Group Co., Ltd.

Ccteg Shenyang Research Institute

Yong Sun

Zhongyu Zheng

Rui Zhou

Fuchao Tian

Xiangning Meng

Jincheng Wang

Yuntao Liang

Guiping Li

Shuanglin Song

Jian Wang

Zhikai Ma

An on-line multi-component gas analysis system based on a spectral absorption technology includes a housing, wherein the housing includes an air inlet hole and an air outlet hole which are respectively connected with an air inlet pipe and an air outlet pipe, and the housing includes a dust removal and dehumidification device, a micro vacuum pump, an electronic flowmeter, and a plurality of different gas sensors; the dust removal and dehumidification device, which is configured to perform dust removal and dehumidification treatment on a gas entering from the air inlet hole; the micro vacuum pump, one end of which being connected with the dust removal and dehumidification device through a pipeline, and the other end of which being connected with the electronic flowmeter; and the plurality of different gas sensors. The disclosure includes an analysis method based on the on-line multi-component gas analysis system based on a spectral absorption technology.

On-line multi-component gas analysis system based on spectral absorption technology and analysis method thereof

A method for achieving converter transformer for suppressing DC bias magnet comprises increasing the seaming width of the transformer core lamination, which comprises in detail calculating the width and the height of each stage of lamination according to the reserved seaming width of the lamination, the sectional area of the core, the space between columns, and the height of the window, shearing the lamination based on the width and the height of the lamination obtained by calculating, overlapping two pieces of laminations into one piece of lamination according to the order of stages, placing them on the core frame alternately by stages, and after overlapping all the laminations, fastening each stage of lamination.

Method for achieving converter transformer for DC magnetic bias

Growing community of inventors

Shenyang, China

Yong Sun