To improve the non-uniformity of a multi-cylinder marine diesel engine caused by manufacturing assembly errors and performance degradation fuel injection system, with instantaneous speed applied as control target, feedback variable each cylinder’s exhaust temperature was used to obtain information quantity cylinder variable; inhomogeneity accomplished modifying pulse spectrum. The model AVL Cru...

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QUESTION Several of my patients quote recent media coverage claiming that working with home appliances could increase the risk of misarriages. What is your advice? ANSWER Two recent epidemiologic studies from California have suggested an increased risk of miscarriages associated with exposure to magnetic fields. Even if the threshold associated with such risk is a biologic and true risk (and ...