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Method for optimum control of equilibrium random process Method includes selecting characteristics of an equilibrium random process, which are considered as coordinates of phase space in which the equilibrium random process occurs; constructing, for the investigated equilibrium random process in accordance with a priori information about said process, an evolution-simulation model (ESM), which mutually indicates coordinates of the phase space, and loading the constructed ESM into the memory of a processor; selecting one of the calculated factors as the target factor and exclusion thereof from coordinates of the phase space; measuring, by corresponding sensors, characteristics of the investigated equilibrium random process and storing said characteristics in the memory of the processor as input signals for the ESM; finding specific values of the calculated factors for each allowable set of control actions and each moment of action; linking the sets of control actions with logical links; loading into the memory of the processor established logical links between control actions and limiting values thereof; finding, by using a dynamic programming algorithm for solving Boolean problems which is loaded into the memory of the processor, optimum control in the form of uniquely defined sets of control actions at each moment of action for the entire control period. |
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Control over object with free selection of behaviour Proposed process is implemented with help of proposed device for control over free-behaviour object. This device comprises the units that follow. Constant storage unit; 1st, 2nd, 3rd module generation units, unit to raise the number to (-1) order, 1st to 5th multiplication units, 1st and 2nd integration units, unit to generate negative magnitude of the number, unit to generate derivatives, division unit, 1st and 2nd subtraction units and unit to generate the sign of number. Result is attained by statement of the problem in optimisation form and its solution with invariant immersion. |
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Measurement of plurality of parametric characteristics of the system is made wherein at least one control parameter is used as function of measured parameters; rated operating point is selected; rated model is identified that describes the system in the above operating point; set of qualitative models is defined for potential deviations from the rated model; deviation from the rated system model is by decomposing a model from the set by all deviations that represent potential changes from the rated model; the preset optimisation criterion is minimised by changing at least one of earlier parameters deviating from the rated system model. |
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Regulating system of object with recycle Regulating system for objects with recycle containing the controlled object includes connected in series flow divider and first transmitter, connected in series first recycle unit of the controlled object and second delay unit, second transmitter, controlled object model containing connected in series first subtract unit, model of first control channel unit, third summation unit, second subtract unit, regulating unit; connected in series extrapolator and first actuating unit, first set unit; the following is included: third subtract unit, connected in series second recycle unit of the controlled object, and third delay unit, connected in series feedback model of first control channel unit, and third delay unit; connected in series unit for signal module calculation, LF filter, key, fourth subtract unit, second regulating unit, and second actuating unit; connected in series second set unit and comparator, third set unit, factors calculating unit including the connected in series fourth set unit, first multiplier unit, and fourth summation unit, fifth set unit, connected in series sixth set unit, fifth subtract unit, second multiplier unit, and fifth summation unit; connected in series seventh set unit, and third multiplier unit, connected in series eighth set unit, fourth multiplier unit, sixth subtract unit, integrator, fifth multiplier unit, and sixth summation unit, ninth-twelfth set units. |
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Invention refers to electric drives and may be used to make control systems. Self-tuning electric drive comprises serial summators, correction device to correct value of electric drive error, amplifier, motor and reduction gear with position sensor installed on its output shaft, quad unit, divider and multiplier units, constant signal sources, integrator, sinusoidal functional converter, amplitude setter, rooting unit. |
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Intelligent system of operational management of difficult arranged multi-agent objects Intelligent system comprises a control object (own existing MA-object), the existing MA-object of the opponent (as object of monitoring), the unit of setting of target parameters of the MA-object state, the unit of measuring the current values of the common target parameters of the MA-object state, the unit of setting of the individual parameters of state of intelligent agents, the unit of measurement of current values of the individual parameters of the state of intelligent agents, the unit of registration and assessment of errors of the existing intelligent agents, the unit of measurement of current values of the available target parameters of the MA-object state of the opponent, three robust filters, three units of comparison, the unit of matching the signals, the unit of assessment of the current MA-object state, the unit of extrapolation, the unit of threshold elements, the information and control unit, the executive body. |
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System comprises five setting devices, six adders, two controllers, a control object, two dime delay units with fixed and adjustable delay, a prediction unit with an adjustable prediction interval, a correcting filter with an adjustable prediction interval, two limiting level signal formers, three averaging units on a sliding time interval, three multiplier units and a divider unit. |
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Feedback system comprises in series controlled object, subtractor subtracting at the negative input and regulator. The subtractor positive input is input of the feedback system. Output of the controlled object is output of the feedback system. There are also signal sign switch and error analyser. At that the signal sign switch is switched on between the regulator output and the controlled object input while the error analyser is switched on between output of the subtractor and control input of the signal sign switch. The error analyser comprises in series signal multiplier and threshold circuit, as well as differentiating element coupled between the first and second inputs of the signal multiplier. |
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Adaptive control system with state variable observer for delayed object Invention relates to automation and can be used in control systems for scalar objects whose parameters are unknown constants or slowly time-varying quantities. The system comprises a control object, a state variable observer, delay units, coefficient setting units, adders, multipliers, integrators and a stimulus unit. The object is presumed to possess known control and state delays and has a relative order of the transfer function equal to n. |
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Adaptive robust control system for apriori undefined nonstationary dynamic objects Invention relates to engineering cybernetics and can be used in systems for automatic control of a priori undefined nonstationary dynamic objects with periodic action. The result is achieved due to that the system comprises a coefficient setting unit, a first summation unit, a first multiplier, a second summation unit, a delay unit, a third summation unit, a second multiplier and a control object. According to the invention, an amplification unit is excluded and the system further includes an integrator and a third multiplier, wherein outputs of the control object are connected to corresponding inputs of the coefficient setting unit, outputs of which are connected to inputs of the first summation unit, the output of the first summation unit is connected to the first and second inputs of the first multiplier and the second input of the second multiplier, the output of the first multiplier is connected to the first input of the second summation unit and the second input of the third summation unit, the output of the second summation unit is simultaneously connected to the input of the integrator, the second input of the third multiplier and the input of the delay unit, the output of which is connected to the second input of the second summation unit, the output of the integrator is connected to the first input of the third multiplier, the output of which is connected to the first input of the third summation unit, the output of the third summation unit is connected to the first input of the second multiplier, the output of which is connected to the input of the control object. |
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Invention relates to the dual pinion drive system and its control method, and, in particular, the invention relates to proactive damping of oscillations in the variable dual pinion drive system. The electrical machine control system comprises the regulator component accepting two signals, from which the first control signal is formed; the first filter component accepting the first signal, from which the second control signal is formed; the second filter component accepting the third signal; the first output component combining the first and the second control signals for obtaining of the first output control signal for transmitting to the first electrical machine and the second output component accepting the first and the third control signals for obtaining the second output control signal with the purpose of transmitting to the second electrical machine. |
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Feedback system comprises series-connected control object, subtractor on the negative input, controller and compensating link. The positive input of the subtractor is the input of the system, the output of the control object is the output of the system, wherein the system further includes an additional controller, switching device and input signal analyser. The first input of the switching device is connected to the output of the compensating link, the second input is connected through the additional controller to the output of the subtractor, the third input is the control input and is connected through the input signal analyser to the input of the system, and the output of the switching device is connected to the input of the control object. The switching device comprises a unit signal former, a subtractor, two signal multipliers and an adder, wherein the output of the subtractor is connected to the input of the first signal multiplier, the positive input of the subtractor is connected to the output of the unit signal former, the negative input of the subtractor is connected to the output of the second signal multiplier and is the control input of said switching device, the second inputs of the signal multipliers are inputs of said switching device, the outputs of said signal multipliers are connected to inputs of the adder, and the output of the adder is the output of the switching device. |
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Disclosed is an adaptive control system with self-adjustment of a dynamic corrector for a priori undefined objects with state delay, which includes a first multiplier, an integrator, a second multiplier, a functional unit, a serial dynamic corrector and a control object, the output of which is connected to the first and second inputs of the first multiplier, the second input of the second multiplier; output of the first multiplier is connected to the input of the first integrator, the output of which is connected to the first input of the second multiplier and the input of the functional unit; the output of the functional unit is connected to the second input of the serial dynamic corrector, the output of which is connected to the input of the control object. The system further includes a delay unit, third and fourth multipliers, a second integrator and a summation unit, wherein the input of the delay unit is connected to the output of the control object, and the output of the delay unit is connected to both inputs of the third multiplier and the second input of the fourth multiplier; the output of the third multiplier is connected to the input of the second integrator, the output of which is connected to the first input of the fourth multiplier; the output of the fourth multiplier is connected to the second input of the summation unit, the first input of which is connected to the output of the second multiplier; the output of the summation unit is connected to the first input of the serial dynamic corrector. |
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Inertial object guidance control system Disclosed is an inertial object guidance control system which comprises series-connected setting device, mismatch meter, adder, series-connected power amplifier, actuating element, the output of which is mechanically connected to the control object, velocity sensor, the input of which is mechanically connected to the actuating element, position sensor, the input of which is mechanically connected to the control object, and the output to the second input of the mismatch meter, null element, the input of which is connected to the output of the mismatch meter, threshold device, OR element, the first and second inputs of which are respectively connected to the output of the null element and the output of the threshold device, first switching unit, the first input of which is connected to the output of the mismatch meter, the third control input is connected to the output of the OR element, integrator, the input of which is connected to the output of the first switching unit, and the output is connected to the second input of the first switching unit and the third input of the adder. The system also includes a second switching unit, the first input of which is connected to the output of the adder, the second control input is connected to the output of the null element, and the output is connected to the input of the power amplifier, a nonlinear correcting section with a variable slope, the input of which is connected to the output of the velocity sensor, and the output is connected to the second input of the adder and the input of the threshold device. |
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Intelligent device of control of switching devices of electric network Invention relates to the field of electric measurement equipment, switching control and alarm of condition of a three-phase electric network, namely, to multifunctional multi-rate instruments of electric energy accounting. In the intelligent device of switching devices control in the electric network a relay unit is additionally connected to a microcontroller, and the relay unit is energised from a power supply unit and a reserve power supply source and supplying commands to terminals of switching device control, making it possible to perform, using additional equipment (electric drive, electromagnetic coil), control of switching device contacts, and to independent terminals of reserve control, making it possible to switch the reserve or start the generator, and to an analogue-digital converter an additional unit of voltage sensors is connected, which reads the parameters downstream contacts of the switching device, the non-volatile memory includes the second additional memory register, containing parameters of relay unit operation in case of an abnormal situation. |
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Technological process optimisation method and system for thermal power plant Invention relates to an optimisation system and method of a technological process for a thermal power plant, and namely to optimisation of load planning of the thermal power plant by using adaptive restrictions. The method and the corresponding system includes detection of an event specifying a necessity of adaptation of one or more restricted target functions used at load planning. With such a detection, a target function is analysed to determine adaptive value of restrictions for one or more restrictions for an optimum solution of the target function. The above adaptive values of restrictions are used to solve the target function, and solution of the target function with one or more adaptive values of restrictions is used to control one or more electric energy generation units of a thermal power plant. |
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Invention relates to the field of automation devices and can be used in process control systems in chemical industry, heat engineering, power engineering. The device is related to the class of relay controllers with a variable hysteresis. It contains an extreme point indicator, null detector, relay unit, summators, signal averaging unit, two integrators, module evaluator and setting device. |
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Invention refers to tracking systems for detection, determination, running monitoring and data analysis. Invention describes principles and technologies for built-in tracking system for detection, determination, running monitoring and data analysis. In some implementation variants provided in the description, running monitoring system can obtain data from tracking system. Such tracking system includes at least two sensors and can indicate operational condition determined by sensors in a monitored structure. Running monitoring system is also obtaining operational data containing threshold and expected values for sensors. Running monitoring system allow for adjustment of threshold values, based at least partially on operational data, to obtain adjusted threshold value and for comparison of data with adjusted threshold. Running monitoring system can determine whether the monitored structure functions in an emergency state. |
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Combined robust control system for a priori indefinite objects of intermittent action with lagging System includes two coefficient setting units, a lag unit, six adders, four multipliers, two delay units and a controlled object. |
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Adaptive control system for priori unclassified objects of periodic action with time lagging System includes two coefficient setting units, a time-lag unit, six adding units, four multipliers, two delay units, a control object and an integrator. |
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System comprises a status observer, a coefficient setting unit, a first adder unit, a first multiplier, a second adder unit, a delay unit, series-connected second multiplier and control object, and a third adder unit. |
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Device for realisation of cyclic movements Device comprises a setting unit, three summators, a sensor of output coordinate of a regulation object, delay units, a filter and additional delay units, connected to each other, as specified in the invention. All delay units are made with parameters determined in accordance with time coordinates of points of transition characteristic of the regulation object, and the delay time of the first delay unit also depends on the cycle time. |
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Device for programmed control signal generation by spatial movement of dynamic objects Device for programmed control signal generation by spatial movement of dynamic objects includes adders, multiplier and divider units, rooting units, quad units, functional converters, signal setting units, tracking systems, navigation system. |
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Device for programmed control signal generation by spatial movement of dynamic objects Device for programmed control signal generation by spatial movement of dynamic objects includes adders, multiplier and divider units, rooting units, quad units, functional converters, signal setting units, tracking systems, navigation system. |
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Self-tuning electric drive includes serial adders, correction device, amplifier, motor and reduction gear with position sensor installed on its output shaft, quad units, divider and multiplier units, integrators, sinusoidal functional converter, amplitude setter, rooting units, constant signal sources, motor current sensor, rectifiers, speed sensor, selection-storage element, relay element. |
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Invention proposes self-tuning electric drive including serial adders, correction device, amplifier, motor and reduction gear with position sensor installed on its output shaft, quad unit, divider and multiplier units, constant signal source, integrator, sinusoidal functional converter, amplitude setter, rooting unit, relay element. |
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Device for programmed control signal generation by spatial movement of dynamic objects Device for programmed control signal generation by spatial movement of dynamic objects includes adders, multiplier and divider units, rooting units, quad units, functional converters, signal setting units, tracking systems, navigation system. |
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Device for programmed control signal generation by spatial movement of dynamic objects Device for programmed control signal generation by spatial movement of dynamic objects includes adders, integrators, multiplier and divider units, rooting units, quad units, functional converters, signal setting units, tracking systems, navigation system. |
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Automatic adjustment apparatus 1 is configured to receive an input response signal of a control object 4 in a control system 2 with feedback, in front of which there a FF control unit 5. Stepped response to a stepped target value X is obtained in a state where the FF control unit 5 is turned off, and the degree of redundant response to step action α is calculated from the maximum redundant response to the step action, which corresponds to the maximum stepped response and values of the provided stepped target value. The rising time of the stepped response T1 is calculated from the time beginning from the moment when the stepped target value was provided up to the moment when maximum redundant response to the step action is reached. An instruction is transmitted to the FF control unit 5 to output a signal obtained by applying first-order delay of the coefficient (inverse of time constant) log(α/(1+α))/T1 to the input stepped target value X. |
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Automatic adjustment apparatus 1 is configured to receive an input response signal of a control object 4 in a control system 2 with feedback, in front of which there a FF control unit 5. Stepped response to a stepped target value X is obtained in a state where the FF control unit 5 is turned off, and the degree of redundant response to step action α is calculated from the maximum redundant response to the step action, which corresponds to the maximum stepped response and values of the provided stepped target value. The rising time of the stepped response is calculated from the time beginning from the moment when the stepped target value was provided up to the moment when maximum redundant response to the step action was reached. An instruction is transmitted to the FF control unit 5 to output a multi-step signal S, composed a stepped signal of a first step, which is equal to (1-(α/(1+α))1/n), multiplied by the input stepped value X, and the next stepped signal, the increment of which is reduced α/(1+α)1/n times after each expiration of the rising time of the stepped response. |
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Automatic orientation of solar batteries and device to this end Invention relates to solar battery orientation ACSs. Proposed method exploits ACS consisting of solar battery and transducer to convert by external feedback the radiation source power that makes the function of solar battery turn into voltage to be fed to input of actuator motors. Said voltage varies the speed towards increase in light flux. Note here that said actuators set constant angular speed of solar battery horizontal and vertical tracking relative to radiation source (the Sun) with subsequent correction by voltage. Said voltage represents the difference in transducer e.m.f. fed via external feedback circuit to windings of actuator motors. Besides, invention covers the transducer used in said process. |
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Adaptive control system of astatic object with time delays Invention can be used in control systems of astatic objects with time delays, the parameters of which are unknown constant or slowly time-varying magnitudes, and only output signal of the object, not its derivatives, is available for measurement. To do this, the system comprises a controlled object, a setup unit, three integrators, five adder units, one coefficient unit, two multipliers. |
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Method for adaptive pid law-based control and system for realising said method Invention relates to automated control of complex information devices using PID control laws, and can be used in radio systems with chaotic dynamic realisation of their target functions in intense information perturbation conditions. The method involves establishing conformity between acceptable criticality levels of deviations of configuration parameters of the controlled system and the criticality level of their deviations; using values of a decision matrix to calculate the error of deviations of values of the configuration parameters of the controlled system and checking their conformity with the acceptable criticality levels of deviations of the configuration parameters of the controlled system; in case of conformity, storing previous values of the configuration parameters of the controlled system and re-factoring the initial content of a plurality of values of the decision matrix, and in case of non-conformity, storing that event and calculating the error of deviations of values of the configuration parameters of the controlled system and assigning a control action for the controlled system based on selection of values from the decision matrix; in case of detection of missing and/or incorrect given values of configuration parameters of the controlled system, re-factoring content of a plurality of values of the decision matrix on each of the configuration parameters of the controlled system for the given operating conditions of the controlled system by adding the detected missing values and/or changes in incorrect values of the decision matrix; storing previous values of the configuration parameters of the controlled system, assigning a control action to the controlled system and re-factoring content of a plurality of values of the decision matrix by replacing previous values of the configuration parameters of the controlled system with current values of the configuration parameters of the controlled system. The system comprises switching matrices of inputs and outputs (1, 2) of the decision device (3), a proportional unit (4), functional logic controller (9), an actuating unit (11), a controlled object (12) and an integrating-differentiating unit (10), having K integrating-differentiating clusters (71…7k), each having one of the K integrating units (51…5k) and one of the K differentiating units (61…6k) with own normalising factors. |
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Control of gas phase polymerisation reactor Method includes determination of reactor efficiency ratio by polymer to pressure in a reactor, setting of reactor efficiency by polymer, and such efficiency on the basis of the specified ratio by the step corresponds to the desired pressure in the reactor, and correction of speeds of monomer supply into the reactor in accordance with the specified set efficiency. |
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Device automatically eliminates static error when used in systems for stabilising dynamic objects by scaling the stimulus. An example of specific implementation of the controller is realised on pneumatic elements of a universal system of elements for industrial pneumatic automation (USEPPA). |
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Modified fuzzy rule intelligent controller Device has a control object, an efficiency coefficient unit, a control neural network self-training rule unit, a system operation history unit, a control neural network, a fuzzification unit, a fuzzy output unit and a defuzzification unit. |
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Adaptive terminal control system Adaptive terminal control system further includes series-connected second unit for conversion from the system status function, second unit for calculating the system fundamental matrix, second matrix multiplier, vector adder which is connected by the output to actuating devices and by the second input to the output of an adder accumulator; the input of the second unit for converting to the partial derivative of the system status function is connected to the output of the unit of the free movement model of the control object, the input of the first unit for conversion to the partial derivative of the system status function and the input of the unit for converting to the partial derivative of the target function and series-connected unit of the weighting matrix of the terminal member of the optimised functional and third matrix multiplier, wherein the output of the third matrix multiplier is connected to the second input of the second matrix multiplier, the final state coefficient vector unit of the control object, connected by the output to the second input of the third matrix multiplier, as well as a storage element, a switch and a launch unit, the output of which is connected to the second control input of the switch and the second scalar input of a discrete Kalman filter; the first input of the switch is connected to the output of the storage element, and the output is connected to the scalar input of the unit of the free movement model of the control object and the scalar input of the adder accumulator. |
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Disclosed is an automatic control system, having a control object, a first comparator, inputs of which are connected to an input signal source and the output of the control object and a summation device, the first input of which is connected through a modulus extractor and a first amplifier to the output of the first comparator, the second input is connected to a device for setting a constant transfer ratio, and the output is connected to the first input of a first multiplier, the second input of which is connected to the output of the first comparator, the output of the first multiplier is connected to the positive input of a second comparator, the output of which is connected to the input of the control object. The negative input of the second comparator is connected through a second amplifier to the output of the second multiplier, the first input of which is connected through a differentiator to the output of the control object, and the second input is connected through a rooting device to the output of the summation device. |
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Energy-saving automatic control system Structure of multi-circuit ACS with frequency separation of control channels includes an input channel of a demand, algebraic adders, on which comparison of a demand signal is made to a feedback signal, and a block of controls with the corresponding control channels. The specific feature of the proposed structure is determined by available band-pass filters in each of the control channels. In the proposed structure for separation of frequencies in control channels there used are ideal band-pass filters that do not add any additional delay to the system and contribute to the fact that the closed system remains stable under condition that individual control circuits are initially stable. Therefore, according to the proposed structure of multi-circuit ACS with frequency separation of control channels due to use of ideal band-pass filters the alternating operation of each of the control circuits takes place, thus allowing to achieve the required dynamic and energy efficiency of the energy-saving ACS as a whole. |
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Adaptive control system for priori undefined objects with self-adjustment of dynamic corrector System, which includes a coefficient unit, series-connected adder unit, first multiplier, integrator, second multiplier and control object, further includes a series dynamic corrector and a functional unit, and a coefficient unit and an adder unit are also excluded from the system. The output of the control object is connected to the first and second inputs of the first adder and the second input of the second adder; the output of the first multiplier is connected to the input of the integrator, the output of which is connected to the input of the functional unit and the first input of the second multiplier; the output of the second multiplier is connected to the first input of the series dynamic corrector, the second input of which is connected to the output of the functional unit; the output of the series dynamic corrector is connected to the input of the control object. |
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System of control objects identification System comprises a model of a control object, the third block of comparison and a block of calculation of parameters of an object model, the inlet of which is connected with an output of the operator controller, the outlet of the model parameters calculation block is connected to the second output of the control object identification system and is connected to the first inlet of the comparison object model, the second and third inlets of which are connected, accordingly, with the inlet and outlet of the control object; the first, second and third outlets of the control object model are connected, accordingly, to the first inlet of the third block of comparison, to the second and third inlets of the operator controller, the second inlet of the third block of comparison is connected with the outlet of the control object, and the outlet of the third comparison block is connected to the second inlet of the second comparison block and to the inlet of the block of generation of control error properties. |
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For provision of network interaction of software modules (processes) of a system there are performed modules (processes of a special type - a dispatcher), forming a transport system in the form of an information grid, made of repeating structures formed by dispatchers. All processes are autonomous and divided into zones, in every of which they are closed to a process dispatcher, being a system element performing only service functions. The transport system of transfer of process-treated information is built hierarchically with a single top, where each process dispatcher is connected only with one above dispatcher providing transport services. The AS built on such architecture has capabilities of unlimited expansion due to inclusion of repeating structures of the information grid. |
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Method of evaluating states of electronic power system Disclosed is a method of evaluating states of an electronic power system (1), having a converter (4), wherein system state vectors x(k) and x(k+1) for each of the discretisation moments k=-N+1,…,0 are varied such that the sum of the vector norm from subtracting the system state vector (k+1) and a first function f(x(k), u(k)) of the system model and the vector norm from subtracting the vector y(k) of the output value and a second function g(x(k), u(k)) of the system model for discretisation moments k=-N+1,…,0 is minimum; the system state vector x(k) at discretisation moment k=0 is then selected. |
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Retarded object adaptive system Retarded object adaptive system, including series-arranged in a closed loop a first subtractor and a second subtractor, a controller and a control object, as well as series-arranged between the output of the controller and the inverting input of the second subtractor a simulator of mathematical description of the control object and a third subtractor, wherein the simulator of mathematical description of the control object contains series-arranged simulator of mathematical description of the minimum-phase part of the control object and simulator of mathematical description of the delay element of the control object, wherein the output of the control object is the output of the system and is connected to the inverting input of the first subtractor, the non-inverting input of which is the input of the system, and the non-inverting input of the third subtractor is connected to the output of the simulator of mathematical description of the minimum-phase part of the control object, which contains an identification unit, wherein the controller contains series-arranged simulator of the desirable mathematical description of an open loop and simulator of mathematical description of the reverse structure of the minimum-phase part of the control object, wherein one input of the identification unit is connected to the output of the control object, and the second input is connected to the output of the simulator of mathematical description of the control object, and its first output is connected to the input of the simulator of mathematical description of the delay element of the control object and the second output is connected to the simulator of mathematical description of the reverse structure of the minimum-phase part of the control object. |
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Gas turbine operation analysis method At least one dynamic pressure signal is measured by means of at least one pressure sensor in or on the turbine compressor, as well as one or more operating parameters of the turbine are measured by means of one or more other sensors under normal operating conditions of the turbine, and/or dynamic pressure signal, as well as one or more other operating parameters, which have been measured under normal operating conditions of the turbine, are read out; at that, dynamic pressure signal is subject to frequency analysis, by means of which one or more parameters of frequency spectrum of pressure signal are determined. Based on one or more measured operating parameters and one or more parameters of frequency spectrum of pressure signal, one or more neutron networks are trained, which have one or more measured operating parameters and one or more parameters of frequency spectrum of pressure signal as input values, and have at least one diagnostics parameter as the output value, which represents the measure of probability for availability of normal operating conditions of the turbine depending on input values. |
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Method of controlling movement of dynamic object on space trajectory Speed of a dynamic object at specific sections of a trajectory via simultaneous adjustment of signals of programmed action in each control channel is set as high as possible, while increasing it until, in the currently most loaded control channel(s) of the dynamic object, the value(s) of the input signal, which is directly proportional to the speed of the dynamic object on the trajectory, moves the corresponding actuating element(s) of the most loaded control channel(s) into a saturation zone and a zone of nonlinearity of characteristics thereof, and while reducing that speed directly proportional to the value of the input signal, whose modulus is greater than a certain maximum allowable value thereof. |
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Apparatus for controlling and monitoring broadband noiseproof systems Apparatus has a control computer (1) and a hardware component (2), having an intelligent controller (3) which has a digital input/output serial interface (31), a multifunctional highly integrated data processing system (32), a digital input/output parallel interface (33), an intelligent module (4), having a control and monitoring processor module (5), an input/output port (9) and a test signal generator (12), a data access and storage module (6), a buffer amplifier/attenuator module (7), a local imaging module (8), an internal local bus (10), a block of digital input/output devices (11), an external data reading module (13), a voltage metre (14), an analogue signal frequency metre (15), a protection device (16), a built-in, digitally controlled independent power supply (17), a high-speed serial interface module (18), an external connector unit (19), a test device (20) and a control panel (21). |
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Proposed method consists in the fact that the time-dependant signal that characterises the ignition current of igniter (14) is compared to upper limit value and lower limit value, and at the same time, the characteristic signal is compared to average value of the specified current, relative to which the ignition current shall randomly oscillate at igniter (14) in operation. |
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Combined robust control system for non-stationary dynamic objects Disclosed is a combined robust control system for non-stationary dynamic objects, having a coefficient unit, first, second and third adder units, a parallel compensator filter, first and second multipliers, a delay unit, a control object whose outputs are connected to corresponding inputs of the coefficient unit; inputs of the adder unit are connected to corresponding outputs of the coefficient unit; the output of the adder unit is connected to the input of the parallel compensator filter, the output of which is connected to both inputs of the first multiplier and the second input of the second multiplier, wherein the output of the first multiplier is connected to the first input of the second adder unit and the first input of the third adder unit; the output of the second adder unit is connected to the second input of the third adder unit and the input of the delay unit, the output of which is connected to the second input of the second adder unit; the first input of the second multiplier is connected to the output of the third adder unit; the output of the second multiplier is connected to the input of the control object. |
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Monitor unit for extremal controller Disclosed is a monitor unit for a step extremal control which has an input adder, an adder in an adjustment channel, an input integrator, an integrator the adjustment channel, an input signal memory cell, an output signal memory cell, a signum relay, a relay element with a controlled dead zone, a multiplier, a timer with controlled pulse duration, a switch at the input of the input signal memory cell, a switch at the output of the input integrator and a switch at the input of the output signal memory cell. In order to determine the deviation sign of the controlled quantity at the interval of the k-th step, an estimate is used, which is obtained by integration in the input integrator of the difference, calculated in the input adder, between the current controlled quantity and its value recorded in the input signal memory cell at the end of the k-th step; the direction (sign) of the control action on the k-th step is calculated using the signum relay, which converts the signal at the output of the input integrator, the output signal memory cell in which the sign of the control action on the (k-1)-th step is recorded and a multiplier for signals from outputs of the signum relay and the output signal memory cell; and setup of operation with a specific control object on an optimum pulse duration and pulse ratio is carried out using the timer with controlled pulse duration and the relay element with a controlled dead zone. |
Another patent 2550809.