Scientific and technical journal

# «Automation and Informatization of the fuel and energy complex»

ISSN 0132-2222

##### № 7(588), July 2022

###### INFORMATION, MEASURING, EXPERT, TRAINING SYSTEMS

__Energy costs optimization of LNG production in arctic conditions__

5-14

__A model of PS 110/10 kV transformer digital protection of an oil pumping station__

15-20

__The digitalization effectiveness of works ensuring the reliability and safety of the equipment operation of hazardous production objects__

21-26

__Analysis of the relationship of the safety culture level with an employee’s social-biographical characteristics using mathematical statistics methods__

27-33

###### MATHEMATICAL MODELING AND SOFTWARE

__Improving the accuracy of information-measuring and control systems of the amount of energy based on the equations of state of liquefied natural gas__

34-39

__Mathematical modeling of statistical methods of quality control when manufacturing roller-cone drill bits__

40-44

__The possibility of supplementing the variational methods of differential equations solution, by applying the function inverse to the solution__

45-52

###### INNOVATIVE TECHNOLOGIES IN PERSONNEL TRAINING FOR THE OIL AND GAS COMPLEX

__A virtual environment for training in the oil and gas process control__

53-57