Withdrawal and straightening force fault diagnosis method of sector segment of continuous casting machine
A continuous casting machine sector and fault diagnosis technology, which is applied in the testing, measuring devices, instruments and other directions of machine/structural components, can solve problems such as difficulty in finding faults in the budding stage, existence of blind spots in the field of vision, and untimely fault detection, etc. The effect of reducing the amount of judgment changes and failure time, improving the stress condition of the billet and improving the quality of the billet
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Embodiment 1
[0031] 1. Diagnosis object:
[0032] The first and second strands simultaneously cast the slab with a section of 230×1900.
[0033] 2. Diagnostic method:
[0034] S1. Use the industrial control software wincc to establish a fault diagnosis system;
[0035] S1.1 Establish the state parameter database of tension leveling machine equipment;
[0036] Through the statistics of the total tension and straightening force of various cross-section cast slabs poured by the continuous casting machine, the database of the total tension and straightening force of the tension leveling machine is established as shown in the following table:
[0037]
[0038] S1.2 Draw the pulling speed curve;
[0039] Taking 0-3m / min as the coordinate domain, according to the measured data, respectively draw the first-flow pulling speed curve V1 and the second-flow pulling speed curve V2;
[0040] S1.3 Draw the total tensile force curve;
[0041] Taking 0-1200kN as the coordinate domain, according to ...
Embodiment 2
[0049] 1. Diagnosis object:
[0050] The first and second strands simultaneously cast the slab with a section of 230×1800.
[0051] 2. Diagnostic method:
[0052] S1. is identical with embodiment one;
[0053] S2 checks whether there are hidden dangers;
[0054] The total tensile force curve T1 of the first stream and the total tensile force curve T2 of the second stream drawn in step S1.3 are as follows figure 2 shown in figure 2 Find the time corresponding to the time when the total tensile force curve T1 of the first stream and the total tensile force curve T2 of the second stream both start to be stable is t 1 =35min, read t respectively 1 The total tensile force of the first stream and the total tensile force of the second stream at =35min, the total tensile force of the first stream is 845kN, and the total tensile force of the second stream is 910kN, of which the total tensile force of the second stream has exceeded the database The corresponding total tensile fo...
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Abstract
Description
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Application Information
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