Chang Jiang River Scientific Research Institute

Wuhan Kaiming High Tech Co., Ltd.

Li Lin

Jiang Li

Huan Li

Zhenhua Wang

Xiaohuan Cao

Weiguo Wu

Kaiming Zhang

Fuquan Liu

Sigu Zhu

Liangyuan Zhao

Wenbin Luo

Guanglei Chen

Wei Li

Wei Zhang

Xiaoping Li

Pingan Luo

Guilin Zheng

Haiyang Jin

Huiqun Cao

Zhitian Liu

Chengwu Liu

Meng Long

Lei Dong

Jianhua Fan

Xianqiang Tang

Mingxi Li

Wenhe Chen

Tingxi Xiao

Zheng Jing

Ganggui Hu

Hejiao Xiao

Fei Wang

Xiong Pan

Hongbo Zhao

Daoguo Zhou

Qingyun Li

Zhigang Fu

Zhigui Sha

Yide Liao

Xubing Chen

Kefeng Zhao

Zhenlin Yang

Jian Tang

An emergency treatment device for algal blooms in reservoir tributaries and bays includes a hull, an automatic detection unit provided on the hull, an algae collection-separation unit, an ultrasonic algae removal unit, a micro-current electrolytic algae suppression unit, an algaecide adding unit, a power unit and a control unit. The automatic detection unit, the algae collection-separation unit, the ultrasonic algae removal unit, the micro-current electrolytic algae suppression unit, the algaecide adding unit and the power unit are connected with the control unit. The algae collection-separation unit is used for suction and ex-situ treatment of high-density algae on a surface of the water body. The ultrasonic algae removal unit, the micro-current electrolytic algae suppression unit and the algaecide adding unit are used for in-situ treatment of algae in the water body.

Emergency treatment equipment and method for algal blooms in reservoir tributaries and bays

A method and a system for pollutant identifying and early warning based on cluster analysis include steps of: installing multiple high-definition cameras on a river or a sluice dam, capturing pollutant images in front of the sluice dam at certain intervals, and transmitting the pollutant images captured by the high-definition cameras to a computer; reading the pollutant images transmitted to the computer; extracting a main pollutant color in the pollutant images through cluster analysis; calculating a difference between the main pollutant color and RGB data in a pollutant color gamut database, and setting an aberration threshold to identify the pollutant color; performing scale conversion with two sets of common point image pixel coordinates and actual plane coordinates to calculate a current pollutant area; and judging whether a polluted area exceeds a critical value according to a preset pollutant area threshold, thereby realizing early warning.

Method and system for pollutant identifying and early warning based on cluster analysis

A method for remanufacturing an ultra-large copper nut includes steps of: step (1) coarsening treatment; step (2) purifying treatment; step (3) detecting a material of the ultra-large copper nut; step (4) sleeving a thermal insulation device; step (5) preheating the ultra-large copper nut; step (6) melting-deposition shaping; step (7) post-processing; and step (8) detecting. The method of the present invention simultaneously utilizes water, electricity, gas, fire and machine and performs melting-deposition on materials by simultaneously supplying water, electricity, gas, fire and machine according to the designed requirements. The method of the present invention solves problems of large thickness abrasion and remediation of fracture components. The method of the present invention is capable of preventing the ultra-large copper nut from deformation and collapse and is a feasible remanufacturing for decreasing the huge economic loss caused by damages of expensive ultra-large of nonferrous metals.

Method for remanufacturing ultra-large copper nut

A method for repairing break of a universal connecting rod of a universal coupling includes steps of: cleaning and detecting cracks, providing primary anneal, depositing alloys, providing secondary anneal, manually milling and controlling a quality; wherein depositing the alloys includes forming gradient in an order of a bonding layer, a transition layer, a working layer and a processing layer; wherein the bonding layer: S and P in the depositing area are diluted with an FGM-KM1material, for removing or reducing the S and P, so as to avoid cold and hot cracks; the transition layer: which is formed by an FGM-KM2material for improving impact toughness and evacuation stress, and appropriate increasing hardness; the working layer: which is formed by an FGM-KM3material for improving heat resistance, wear resistance and load capacity; and the processing layer: an FGM-KM4material is used to reduce surface hardness and improve processing performance.

Method for repairing break of universal connecting rod of universal coupling

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Hubei, China

Li Lin