Abstract: With the continuous development of the petroleum industry, rod pumping has been vigorously developed and widely used in the petroleum industry, so the fault diagnosis of rod pumping wells ...
Abstract: An analysis and controller design of double-input dc–dc converter (DIDDC) is introduced in this article. This converter is integrated with buck and boost converters at the front-end and a ...
Crewe Alexandra have lost two of their last four home Football League games against Cheltenham Town (W1 D1), as many defeats as across their prior nine at Gresty Road combined (W6 D1 L2). After ...
Adam Randell scored for the second game in a row, after netting against Millwall on Monday Substitute Sinclair Armstrong scored twice as Bristol City thrashed Portsmouth to move to within one point of ...
The idea of cooling a solid-state optical material by simply shining a laser beam onto it may seem counterintuitive, but this is rapidly becoming a promising technology for future cryocoolers. Here, ...
Substitute Ollie Watkins scores twice as Aston Villa come from behind to beat Chelsea Villa win eighth successive Premier League match and 11th in all competitions Listen to 5 Live commentary at top ...
Dominic Calvert-Lewin extended his scoring streak to five Premier League games with a superb double as Leeds United secured a comfortable win over Crystal Palace at Elland Road. The 28-year-old struck ...
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