2013年5月12日星期日

prefabricated connectors of the hydraulic valve block heat treatment


Usually we configure the network is an important part of the power system, a large area, multi-branch structure line, on-line and multi-dispersed nodes, likely to cause node heating, resulting in the failure of a power outage, etc., and then how to deal with this situation? The simple expressions take a look at, we must first find the heat:hydraulic testing machine
1 load checks focused on trying to reducing the burden, the area of ​​the accident, reasonable distribution of the load.
Finally, the hyperlink hot method to deal with the type of metal, is a reliable device, such as copper and aluminum over the connector should be of the same metal as the node is fully opened, and clean the contact surface with gauze polishing oxide, and then the conductive paste smear closely linked, water treatment socketless fitting
Inspectors failed to check the position of security risks, or are not familiar with the business results in the detection methods and precautions backward sake.
Second, the means of detection node fever: inspectors to inspect their personnel positioning rationed, regular training, improve the detection means, increase in the daytime infrared thermometer, heating phenomenon does not change color in some areas, observe the observation wax to see if melting phenomenon at night or no the shiny redness or discharge phenomenon observation inspection.
3, the running time is too long, carefully check the cable connector sick to run, acceleration nodes fever and aging the overhaul.sae hydraulic fittings

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