The picture shows the conference site.
On November 27, "2015 second session of rail transit power supply system technology conference" sponsored by China Electrotechnical Society and co-organized by Beijing Institute of Electrical Technology was held in Beijing. More than 150 representatives from design institutes, universities and colleges, rail transit construction and operation units, and electrical equipment manufacturing enterprises attended the conference.
The opening ceremony was presided over by Xi Dahua, deputy secretary general of China Electrotechnical Society, and exquisite speech by Pei Xiang, vice chairman and secretary-general of China Electrotechnical Society. Wang Baisheng, secretary general of Beijing Institute of Electrical Technology, delivered a speech on behalf of the conference co-organizers. Beijing Subway Operations Co., Ltd. former deputy chief engineer and vice minister of equipment Huang Xuhong presided over the meeting.
Pei Xiang Jing pointed out in his speech that the electrician equipment industry should seize the favorable opportunity of the revitalization of the national industry. During the rising period of rail transit construction, it closely studied new needs and new problems, strengthened the cooperation between the equipment departments and the rail transit departments, Safe and reliable, green energy-saving and smart environment-friendly technologies and products for the development of China's rail transportation escort.
Pei Xiang Jing said that China Electrotechnical Society under the auspices of the China Association for Science and Technology is undergoing a comprehensive reform, the scope of its work, work is undergoing profound changes in order to further comply with China's electrical equipment industry to change the mode of development needs and promote business Innovative ability to enhance. At present, the Institute is working hand in hand with all industrial sectors to work together to build various technical support platforms and innovate service tools to jointly provide effective services for the development of industries and science and technology.
With the theme of "Focusing on Technology Frontiers and Focusing on Development Hotspots", this conference discussed and exchanged on the four main topics of "development and thinking", "intelligence", "equipment" and "energy storage" respectively.
Zhang Guomin, a researcher at the Institute of Electrical Engineering, Chinese Academy of Sciences, Wu Mingli, vice dean of the School of Electrical Engineering, Beijing Jiaotong University, and Wu Jiqin, a professor of electrical engineering at Southwest Jiaotong University, former deputy general manager of North China Electric Power Research Institute Co., Ltd. Wang Jinping, respectively, conducted a "superconducting technology and its application in rail transit," "the latest development of international rail transit power supply technology," "adapt to the new normal - on the urban rail contact network with the times," "based on clean Development Mechanism zero emissions and utilization of sulfur hexafluoride gas "as the theme of the speech.
Properties:
Oxalic ACID is white crystal. Its melting point is 101-102 °C and sublimes at 157 °C.It is soluble in water,alcohol and ethyl ether. It is insoluble in benzene and chloroform. It is toxic. Pharmaceutical industry: for ring elements. Oxytetracycline. Borneol etc.;
Application:
1.Purifying agent in pharmaceutical industry, special in antibiotic medication, such as oxytetracycline,Chloramphenicol etc.
2.Precipitating agent in Rare-earth mineral processing.
3.Bleaching agent in the textile activities, wood pulp bleaching.
4.Rust-remover for metal treatment.
5.Grinding agent, such as marble polishing.
6.Waste Water Treatment, removing calcium from water.
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