The utility model relates to computing, in particular, to control devices, and can be used in scientific research and engineering, where it is necessary to determine the onset of a gradual failure, the optimal and regular periods of regulated maintenance and repair, and the availability of a product by the values as direct , and diagnostic parameters, carrying out a repair strategy on the technical condition.;The device for determining the optimal period for maintenance and repair of a product contains a memory block, a timer, six subtractors, seven division blocks, three absolute value determination blocks, five adders, two comparators, three keys, three memory elements, five multiplication blocks, a square root extraction block , an integer extraction unit, a subtracting counter, a delay unit, a minimum signal value selection unit, the first output of the memory block is connected to the timer input, the third output of the memory block is connected to the first and the third input of the third switch, the third switch output is connected to a first input of the first subtractor, the second inputs of the first, second subtractors, the delay unit input, the second inputs of the fourth and fifth adder subtractor coupled and connected to the second output of the storage unit, the first inputs of the fourth adder and the fifth subtractor are combined and connected to the output of the delay unit, the input of the seventh division unit is connected to the output of the fourth adder, the input of the third absolute value block is connected to the output of the fifth subtractor, the output of the third absolute value unit is connected to the input of the fifth multiplication unit, the first outputs the fifth adder and the sixth subtractor are combined and connected to the output of the seventh division unit; the second inputs of the fifth adder and the sixth subtractor are combined and connected to the output of the fifth block and multiplying outputs of the fifth and sixth adder subtractor connected to first and second input of the block selecting the minimum value, the output of the minimum value selection block is connected to a second input of the third switch, the third switch output is connected to the first input of the first subtractor, The first input of the second subtractor is connected to the fourth output of the memory block, the first and second inputs of the first division block are connected respectively to the sixth and fifth outputs of the memory block, and the first and second subtractors of the first and second subtractors are connected to the first inputs of the second and third division units, respectively, the second input of the second division unit is connected to the output of the timer and the second input of the key, the second input of the third division unit is connected to the fifth output of the memory unit, the outputs of the second and the third division units are connected respectively to the first and second inputs of the third subtractor, the output of which is connected to the first input of the fourth division unit, the second input of which receives a signal from the output of the first division unit, the output of the fourth division unit is connected to the second input of the comparator, the first input of which is connected to the seventh output of the memory block, the output of the comparator is connected to the first key input and the first input of the memory element, the key output is connected to the second input of the memory element whose output is the first output of the device, the second input of the first adder is connected to the eighth output of the memory block, the ninth and tenth outputs of the memory block are connected to the first and second inputs of the fourth subtractor, respectively, the first and second inputs of the first multiplication unit are connected to the eleventh and twelfth outputs of the block n Amyati, the output of the fourth subtractor and the first multiplication unit are connected to the first and second inputs of the second multiplication unit, respectively, the output of which is connected to the first input of the first adder, the output of which is connected to the first and second inputs of the second adder, the output of which is connected to the first input of the third multiplication unit, the first input of which is connected to the output of the memory element, the output of the third multiplication unit is connected to the input of the square root extraction block, the output of which is the second output of the device, the thirteenth output of the memory block and the fourth multiplication unit, the second input of the fifth division unit is connected to the output of the square root extraction unit; the eighth output of the memory unit is connected to the first input of the third adder, the second input of which connected to the output of the fourth multiplication unit and the input of the second memory element, the output of the fifth division unit is connected to the first input of the detracting counter, the output of which is connected to the second input of the fourth multiplication unit, the output of the third adder is connected to the first input of the sixth division unit, the second input of which is connected to the output of the first memory element, the fourteenth output of the memory unit is connected to the second input of the second comparator, the first input of which is connected to the output of the sixth division unit and the first input of the third memory element, first output The second comparator is connected to the second input of the detracting counter, the second output of the second comparator is connected to the second inputs of the second key and the third memory element, the first input of which is connected to the output a second memory element, the second switch output a third output device, an output of the third memory is the fourth output device.;The technical result is to expand the functionality of the device by calculating the boundary values of the monitored parameter of the device, which makes it possible to monitor the technical condition of the product according to diagnostic parameters that do not have boundary values. 2 il.
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