410 results about "Production unit" patented technology

The invention relates to the technical field of safety production management, and discloses a safety production hidden danger closed-loop management and control supervision system and a risk assessment early warning method, and the system comprises an environment modeling module which is used for building a digital model of a production unit and calculating a systematic instability coefficient based on historical data; the risk assessment module is used for quantifying the initial risk potential energy in combination with the coefficient and the hidden danger inherent attribute; the risk evolution module is used for dynamically updating risk potential energy according to a time and space coupling rule; the closed-loop verification module is used for judging the actual effectiveness of the intervention measure by comparing the management entropy before and after the intervention after the intervention measure is implemented; and the self-adaptive feedback module is used for automatically updating the systematic instability coefficient in the environment model according to the judgment result. According to the method, risk quantification, dynamic early warning, effect verification and model self-optimization are integrated, a complete closed-loop management process is formed, and the scientificity and foresight of safety production management are remarkably improved.

The invention discloses an injection-production regulation imbalance quantitative diagnosis method based on fluid potential energy, and the method comprises the steps: extracting a streamline track space coordinate sequence and corresponding point oil reservoir parameters based on a dynamic permeability field, a pressure field and an injection-production streamline field; constructing a three-dimensional fluid potential energy field model in the injection-production unit, and dividing dominant seepage, a retention zone and a transition zone based on the injection-production unit through potential energy gradient tensor; establishing a seepage potential index LS by taking the flow line penetrating pore volume as a stability weighting factor and combining the potential energy gradient intensity; on the basis of LS sorting, a potential energy-volume two-factor accumulation curve is constructed, the development non-equilibrium degree is represented through curve form parameterization, and the envelope area of the accumulation curve is calculated and used for representing the oil reservoir flow field development non-equilibrium degree and the development effect of each type of injection-production unit. According to the method, fluid potential energy and a two-factor cumulative distribution concept are introduced into computational logic, and unified and quantitative characterization of an oil reservoir flow field and an injection-production unit is realized in combination with a seepage mechanism of the injection-production unit.

The invention relates to the technical field of industrial production management, in particular to a production path optimization method and system in the industrial internet. The method comprises the steps of obtaining and standardizing order, production line, resource and process data, and constructing a production basic data set; generating a reference production scheduling scheme based on a multi-objective optimization algorithm; monitoring a production execution state and an external event in real time to capture a preset production disturbance event; after the disturbance event is detected, the type and the influence level of the disturbance event are analyzed and evaluated; selecting a rescheduling strategy matched with the disturbance influence from a preset strategy library according to an evaluation result; and executing the selected strategy to generate a corrected scheduling scheme, and issuing the corrected scheduling scheme to a related production unit. According to the method, the hierarchical disturbance response mechanism is introduced, so that the impact on the whole production plan is reduced to the greatest extent while the emergency situation is effectively dealt with, and the huge calculation burden caused by unnecessary global re-optimization is avoided.

The invention discloses a carbon metering method and device based on measured data and a medium, and the method comprises the steps: obtaining emission data through a preset sensor network, determining the energy consumption data of an enterprise, and obtaining environment data through a preset integrated sensor; fusing the emission data, the energy consumption data and the environment data to integrate data from different sources into a preset time coordinate system, and performing spatial aggregation on the fused data according to a production unit to determine a comparison model; determining a direct emission amount according to the emission data, determining an indirect emission amount according to the energy consumption data, comparing the direct emission amount with the indirect emission amount through a comparison model to determine an emission deviation, and comparing the emission deviation with a preset deviation threshold value; and if the emission deviation is greater than a deviation threshold value, determining a deviation reason according to the equipment operation log and the environment data, determining a re-check data point according to the deviation reason, and performing re-check metering according to the re-check data point.

The invention discloses a production control method and system based on multi-source data fusion and an intelligent algorithm, and relates to the technical field of automatic control. Multi-dimensional production state information is collected through a sensor, multi-source heterogeneous data is integrated into a data set in a unified format through a data fusion technology, and the multi-dimensional production state information is obtained; a long short-term memory network is used for trend analysis and prediction, a multi-objective optimization algorithm is used for calculating an optimal control parameter, multi-loop cooperative adjustment is realized, an adjustment instruction is issued through a distributed control protocol, a priority ranking algorithm is introduced to ensure system stability, and a game theory negotiation algorithm is used for realizing dynamic resource allocation among production units. The production scheduling plan is optimized through the genetic algorithm, continuous monitoring and optimization can be achieved, control parameters can be adjusted in a self-adaptive mode, the production efficiency and the resource utilization rate are effectively improved, and intelligent automatic control under the complex production environment is achieved.

The invention relates to a powder metallurgy defect detection method based on pattern recognition. The method comprises the following steps: collecting process environment parameter data of each key position on a powder metallurgy production line and defect images and signal data of a detection object in real time; performing denoising and normalization processing on the original data set; extracting spatial features of the defect image and the signal data, and process environment parameter dynamic sequence features of each production unit; constructing a process parameter distribution model based on an adaptive time sequence; inputting the joint vector and the parameter distribution description into a depth time sequence neural network model; calculating an occurrence probability trend of each defect type in a future preset time window; and judging whether the defect trend early warning signal meets a process safety limit or an industry quality threshold. According to the method, the process change of a production field can be sensed in real time, the model can still automatically compensate characteristic drift even under the condition of raw material batch replacement or equipment characteristic fluctuation, and the high precision of defect type trend early warning judgment is kept.

The invention discloses an intelligent treatment method for glass dust, dust removal equipment, a medium and a program product, and relates to the technical field of industrial dust treatment. Through matching based on the process parameter data of the target to-be-crushed glass and the sensing data of the dust production unit, the current production event can be accurately identified. The static pressure difference value is compared with the preset ash removal trigger threshold value, and the appropriate target ash removal strategy is selected from the preset candidate ash removal strategy set in combination with the current production event, so that the selection of the ash removal strategy is more targeted. According to the dynamic strategy selection mechanism based on real-time data, the problem of excessive ash removal caused by adopting a unified ash removal standard in the traditional technology is avoided, and the fatigue loss of the filter bag fabric is reduced.

The invention relates to the technical field of carbon emission monitoring, in particular to an electric power carbon emission cooperative monitoring and tracing method and system, and the method comprises the steps: carrying out the distribution of the actual carbon emission responsibility of each production unit based on the real-time power consumption data of each production unit in a park, and obtaining a carbon emission responsibility distribution result; obtaining an industrial chain linkage carbon emission fluctuation interval by using production association information between upstream and downstream production units of the industrial chain; the carbon emission responsibility allocation result is corrected according to the industrial chain linkage carbon emission fluctuation interval, and cooperative carbon emission correction responsibility data is obtained; carrying out collaborative carbon cost balance based on the collaborative carbon emission correction responsibility data, and generating a carbon cost distribution proportion; and according to the real-time production mode adjustment information fed back after the execution of the carbon cost distribution proportion, power carbon emission abnormity tracking is carried out to obtain power carbon emission traceability data. According to the invention, through industrial chain collaborative correction and a carbon cost feedback mechanism, dynamic and accurate distribution of electric power carbon emission responsibility and rapid positioning of an abnormal source are realized.

The invention provides a lean production-oriented self-adaptive digital intelligent scheduling method and system, and relates to the technical field of data processing, and the method comprises the steps: taking an initial resource allocation scheme as the basis of task sequence optimization, constructing a time detection line on a time axis, detecting the overlapping condition of different tasks in an execution period, and recognizing resource conflict points; generating a preliminary scheduling plan under the condition of meeting the equipment capacity and man-hour constraint; based on multi-source data of a production site, evaluating the preliminary scheduling plan, updating scheduling parameters, and generating an optimized scheduling scheme; and converting the optimized scheduling scheme into an equipment control instruction, and transmitting the equipment control instruction to a control terminal of a production unit to complete closed-loop optimization of production resources. Reasonable adaptation and efficient scheduling of production resources can be achieved, the production efficiency is improved, and resource waste and conflicts are reduced.

The invention discloses a displacement potential energy gradient oriented injection-production reconstruction optimization method between fracturing segments, and relates to the technical field of oil and gas field development. The method comprises the following steps: firstly, establishing an oil reservoir three-dimensional numerical model according to oil reservoir interpretation data, simulating in an oil reservoir numerical simulator by using the oil reservoir three-dimensional numerical model to obtain a global pressure field and a fluid flow velocity change condition in the oil reservoir, constructing a fluid potential field model, and determining potential energy gradients among injection-production units; constructing an objective function and setting constraint conditions by taking the most balanced potential energy gradient distribution among all injection and production units in the fluid potential field model as an optimization objective, solving the objective function based on a particle swarm algorithm, and optimizing the horizontal well multi-stage fracturing inter-section injection and production scheme to obtain the optimal horizontal well multi-stage fracturing inter-section injection and production scheme. The control device is used for controlling the injection-production process device between the multistage seam sections of the horizontal well, quantitative characterization and active control of an oil reservoir fluid potential field are achieved, and a basis is provided for improving the injected fluid sweep volume and the crude oil recovery rate of an oil reservoir.

The invention discloses a thermal management system for a hydrogen-oxygen-heat-power quadruple supply system for a high-cold and high-altitude area. The thermal management system comprises an input and production unit, a storage and processing unit, a power generation and heat recovery unit, a thermal management loop unit, a thermal management auxiliary system, an intelligent control unit and an energy output and application unit. Through precise design of the multi-temperature gradient heat management loop unit, under cooperation of the intelligent control unit, all energy generated in the system is recycled in a graded mode, distributed according to needs and recycled, finally, efficient output is achieved through the energy output and application unit, and the application bottleneck in the high-cold and high-altitude environment is thoroughly solved. The system solves the problems that the heat dissipation efficiency is suddenly reduced at a high altitude, low-temperature starting and operation are difficult, water resources are seriously wasted, and the comprehensive utilization efficiency of energy is low in an existing unified heat management system.

The embodiment of the invention discloses a carbon emission prediction method, device and equipment for electric power equipment and a storage medium, and relates to the technical field of carbon emission, and the method comprises the steps: obtaining the planned yield of a preset production line of target electric power equipment produced by a target production unit in a target production period in response to a condition of meeting a production stage prediction triggering condition; acquiring a current carbon emission prediction model corresponding to the target electric power equipment, and predicting the carbon emission generated by the target electric power equipment produced by the preset production line in the target production period based on the planned yield by using the current carbon emission prediction model to obtain a carbon emission prediction amount; and writing the identifier of the current carbon emission prediction model, the planned yield and the carbon emission prediction quantity into a block structure corresponding to a production stage in a carbon footprint life cycle chain of the target electric power equipment, so that an external service system provides corresponding business services based on the carbon footprint life cycle chain corresponding to the target electric power equipment. And a carbon emission prediction function and a data non-tampering and traceable function are realized.

The invention belongs to a production system and a production process of sodium methoxide. Comprising a sodium methoxide reaction tower, a methine solution pipeline, a refined methanol pipeline and a sodium methoxide storage tank, the methine solution pipeline is connected with an inlet in the upper portion of the sodium methoxide reaction tower through a tube pass of a methanol reaction tower kettle liquid heat exchanger, and a liquid phase outlet in the bottom of the sodium methoxide reaction tower is connected with an inlet of a sodium methoxide reaction tower kettle liquid evaporator; a liquid phase outlet of the sodium methoxide reaction tower kettle liquid evaporator is connected with a sodium methoxide storage tank through a methanol reaction tower kettle liquid heat exchanger shell pass; the refined methanol pipeline is connected with a lower gas-phase inlet of the sodium methoxide reaction tower through a tower top heat exchanger shell pass of an amide rectifying tower in the amide production unit, and the refined methanol pipeline is connected with a lower gas-phase inlet of the sodium methoxide reaction tower through a bottom liquid heat exchanger tube pass of a methanol rectifying tower in the amide production unit; according to the thermodynamically coupled sodium methoxide-amide collaborative production system, a cross-device energy and material collaborative network is constructed, so that the double breakthrough characteristics of energy conservation and product quality improvement are realized.

The invention relates to a containerized method for the thermal treatment of contaminated solids, pasteous materials, and waste. The system comprises at least one thermally insulated container designed to minimize heat loss and enable material loading from a liftable top panel or a side panel, as well as at least one heat production unit featuring a burner control system and a combustion chamber capable of achieving oxidizing conditions for the complete destruction of contaminants. The method provides simultaneous thermal treatment of materials and vapor-phase contaminant destruction, supported by a ventilation system and a monitoring system for real-time adjustments. In a second aspect, the invention provides a containerized device with comparable operational features, designed for portability and modular deployment, facilitating on-site remediation in remote locations.

The utility model discloses a nitric acid production unit and device, and relates to the technical field of nitric acid production equipment. The nitric acid production unit comprises an air compressor, a nitric oxide compressor, an expansion machine and a driving module, the driving module comprises a driving machine and at least two first-stage transmission shafts, the at least two first-stage transmission shafts are connected with the driving machine and provided with at least three first-stage connecting ends, and the first-stage connecting ends are connected with the driving machine. And the first-stage connecting end is correspondingly connected with one or two of the air compressor, the nitrogen oxide compressor and the expansion machine. The nitric acid production unit provided by the utility model is more compact in structure and smaller in size.

The utility model relates to a pipe fitting channeling production unit. The automatic groove rolling machine is characterized in that the automatic groove rolling machine comprises a machining platform, a movable platform, an automatic groove rolling device, a pipe fitting transferring conveying line, a self-adaption pipe fitting stabilizer, a discharging conveying line, a pipe fitting conveying device and a movable sliding table mechanism, the machining platform is fixedly installed at the front end of the movable sliding table mechanism, and the movable platform is installed at the tail end of the movable sliding table mechanism in a sliding mode; the discharging conveying line and the pipe fitting conveying device are installed on the two sides of the movable sliding table mechanism correspondingly, the machining platform and the movable platform are both provided with the automatic channeling devices and the pipe fitting transferring conveying line, and the two automatic channeling devices are both installed on the machining platform and the movable platform through installation bases of the two automatic channeling devices correspondingly. And each automatic channeling device is provided with a self-adaptive pipe fitting stabilizer. The device is reasonable in structural design and convenient to use.

The application discloses a carbon metering method and device based on measured data and a medium, comprising the following steps: obtaining emission data through a pre-set sensing network, determining energy consumption data of an enterprise, and obtaining environmental data through a pre-set integrated sensor; fusing the emission data, the energy consumption data and the environmental data to integrate data of different sources into a pre-set time coordinate system, and spatially aggregating the fused data according to production units to determine a comparison model; determining direct emission according to the emission data, and determining indirect emission according to the energy consumption data; comparing the direct emission and the indirect emission through the comparison model to determine emission deviation, comparing the emission deviation with a pre-set deviation threshold; if the emission deviation is greater than the deviation threshold, determining deviation reasons according to equipment operation logs and the environmental data, determining review data points according to the deviation reasons, and performing review metering according to the review data points.

A nano composite polymer brush production device relates to the technical field of nano material manufacturing equipment, and is formed by connecting a plurality of groups of production units through a transportation mechanism, and each production unit comprises a coaxial magnetic control plasma reactor, a honeycomb microchannel reactor, an acoustic streaming resonance separation tower and a spray drying former, wherein a separation cavity is vertically arranged on a base of the acoustic streaming resonance separation tower, a reducing part at the bottom of the separation cavity is connected to an external container through a heavy phase outlet, the top of the separation cavity is provided with a light phase outlet of a hollow cone of which the top is reduced, and the outer surface of the separation cavity is provided with an Archimedes spiral flow channel which extends from bottom to top and is provided with a plurality of groups of ultrasonic transducers; the bottommost end of the flow channel is connected with the inlet of the separation tower, and the outlet at the topmost end extends into the separation cavity and points to the light phase outlet; through the synergistic effect of the sound field and the Dean vortex, additional fluidization equipment is not needed, directional migration and enrichment of the brush layer nanoparticles can be effectively achieved, and the purity of the produced final product can reach 99% or above.

This invention relates to the field of energy conservation and consumption reduction in chemical plants, specifically to a method for the combined utilization of low-temperature waste heat from a CHPPO unit and a phenol-acetone unit. The method involves setting up multiple circulating branches connecting different heat sources and heat traps within the CHPPO and phenol-acetone units. The large amount of low-temperature waste heat generated by each heat source within the units is recovered and enriched through a heat transfer medium (water) for heating low-temperature materials within the units. This replaces the low-pressure steam originally required for heating the heat traps, improving the plant's energy efficiency and reducing energy consumption and heating costs in production. Based on the different operating conditions of the units at the initial and final stages, each heat exchange component of each branch is controlled and adjusted holistically, rationally planning and utilizing the low-temperature waste heat of each unit, reducing heat loss directly discharged into the environment, and achieving the overall goal of energy conservation, consumption reduction, cost reduction, and efficiency improvement in the production unit.

A rescue vest for deepwater operators comprises a first partition and a second partition which are located in front of the left chest and the right chest respectively, a third partition located on the abdomen, a fourth partition surrounding the neck, a fifth partition located on the back shoulder, and a sixth partition and a seventh partition which are located on the side chest and the abdomen respectively, and each partition is internally provided with a heat production and oxygen production unit; the heat and oxygen production unit comprises a closed cavity, a first reaction cavity and a second reaction cavity are arranged in the closed cavity, and inner cavities of the first reaction cavity and the second reaction cavity are sealed by isolation films; and a vacuum reaction cavity is arranged in the closed cavity outside the first reaction cavity and the second reaction cavity. The device can simultaneously play roles of heat preservation, oxygen supply, floating and the like, and the generated gas is only oxygen, so that the device plays a huge role in closed environment and underwater operation, and solves the problem of lifesaving of deepwater operating personnel under the condition that the deepwater parking temperature of a submersible and an oxygen system disappear.

The invention relates to the technical field of computer-aided manufacturing, in particular to a cartoon production management system and method based on a cloud platform, and the system comprises a production task definition module which is used for decomposing a project into independent production units based on project production requirements, associating a corresponding digital asset type and a preset evaluation dimension set for each unit, and generating a production task; and combining with personnel and schedule information to establish a structured asset making task set. According to the method, the manufacturing project is disassembled, the project is decomposed into the independent manufacturing units, and the specific digital asset type is associated with the evaluation dimension set, so that a clear and structured manufacturing task relationship is established, and subsequent scoring and auditing operations can be accurately carried out aiming at the specific dimension and the asset type; and the pertinence of task execution and feedback is improved.

The invention relates to the technical field of production line management, in particular to an assembly production line dynamic reconstruction and scheduling method under high-frequency disturbance, which comprises the following steps: selecting a first production task by acquiring order task information and determining a time margin coefficient, dividing production equipment in an assembly production line into production units, the method comprises the following steps: selecting an order task under high-frequency disturbance, identifying inertial production time of the order task under different production units, selecting a collaborative task based on a time margin coefficient, dividing a front production unit and a rear production unit according to a shared production unit, and calculating a priority proportion in combination with a target optimization formula. The layout and the production plan of the production line are dynamically adjusted, the adaptability and the anti-interference capability of the production line to the external environment change are enhanced, the idle time of equipment and the waiting time in the production process are reduced by optimizing production scheduling, and the production cost is reduced.

The invention relates to production equipment and process for a high-working-temperature and high-cleanliness-grade heating tape, and the production equipment comprises a pretreatment unit which comprises a stirring device for mixing and stirring a silicon rubber raw material and expanded balls; the production unit comprises a vacuum oven used for baking the heating tape which is not vulcanized and shaped, and an air source used for adjusting the pressure of the interior of the vacuum oven after the interior of the vacuum oven is vacuumized; and the post-processing unit comprises a sealing cavity used for containing the vulcanizing and shaping heating belt, the gas source is communicated to the sealing cavity, and the gas source is used for purging impurities in the sealing cavity and injecting gas into the sealing cavity to return to the atmospheric pressure state. By adding some expanded balls which are still stable in physical and chemical properties and low in heat conductivity at about 200 DEG C into the silicon rubber raw material, the heat insulation performance can be greatly improved; a vacuum heating treatment process is added in a production stage and a post-treatment stage, so that the processing time of the heating tape can be shortened, and the release temperature of particulate matters is increased.

When a payment terminal, a refrigerated raw material supply machine, and a beverage dispenser constitute a beverage supply system, ensure proper operation. [Solution] A control device applied to a beverage supply system 1 including a beverage dispenser 10 that supplies beverages produced in a beverage production unit 12 to cups C placed in a beverage supply unit 22, wherein the control device includes a beverage supply control unit 13 that, when the beverage supply system 1 includes at least one of a payment machine 50 that performs payment processing and a milk dispenser 30 that supplies raw milk to cups C as part of the beverage, allows at least one of the payment machine 50 and the milk dispenser 30 to be operated together with the beverage dispenser 10, subject to registration of a business license number from the relevant local government.

The utility model discloses a novel cable high-temperature wear resistance testing machine which comprises a heat insulation box, a heating assembly, an abrasive dust assembly and a cable clamp assembly are arranged in the heat preservation box; the heating assembly comprises a heating motor and a heating wire; one side of the heating motor is connected with a wind wheel; the cable clamp assembly comprises a cable clamping piece; a test cable is clamped below the cable clamping piece; a counterweight is connected below the test cable; the chip grinding assembly comprises a servo motor speed reducer, and one side of the servo motor speed reducer is connected with the main shaft through a synchronous pulley assembly; one side of the spindle is connected with a grinding wheel millstone; a plurality of grinding wheels are arranged on one side of the grinding wheel grinding disc; a grinding wheel driving motor is mounted on the other side of the grinding wheel millstone; the grinding wheel driving motor drives the grinding wheel to rotate through the synchronous belt wheel and the belt; a weighing sheath chip collecting tray is arranged at the bottom in the heat preservation box. The device can accurately and quantitatively measure the wear resistance data of different cables under a fixed test condition before the outer layer of the cable is punctured, so that a cable production unit can effectively control the wear resistance of a product, and the product quality is improved.

The utility model relates to the technical field of admixture preparation devices, in particular to slurry mineral admixture production equipment which comprises an emission collecting and processing unit, a flue gas desulfurization unit and a mineral admixture production unit which are sequentially connected in series, a desulfurizer slurry production unit is connected between the emission collection and treatment unit and the mineral admixture production unit, and the emission collection and treatment unit is in communication connection with the mineral admixture production unit; the desulfurizer slurry production unit is connected with the flue gas desulfurization unit; according to the slurry mineral admixture production equipment, available raw materials and emissions of a circulating fluidized bed power plant can be utilized, fly ash, furnace slag and desulfurization products are used as main raw materials, and a series of problems that emissions of a traditional circulating fluidized bed power plant need to be treated independently and the like are solved; solid waste emission of a power plant is reduced, the utilization rate of emissions of the circulating fluidized bed boiler power plant is increased, and a mineral admixture can be prepared.

The application discloses an energy-saving and environment-friendly building brick production device, and relates to the technical field of building brick production.The device comprises an equipment unit, a supporting member, a hopper arranged on the top of the supporting member and used for discharging materials, a production unit, an upper pressing die assembly arranged on the supporting member, and a forming assembly arranged at the bottom of the upper pressing die assembly and used for extruding and forming bricks.The upper pressing die assembly and the lower pressing die assembly are used for extruding the forming assembly, so that the forming assembly moves to the bottom of the hopper to realize linkage and integration of feeding.The utilization rate of raw materials is improved, and waste and residue caused by the fact that the raw materials cannot effectively enter the forming cavity are reduced.The materials in the forming assembly are uniformly extruded into blocks through the accurate cooperation of the upper pressing die assembly and the lower pressing die assembly, so that the quality and consistency of the bricks are ensured, and the automatic design of the device realizes uninterrupted feeding, stamping, forming and discharging processes, and the production efficiency is effectively improved.

The present application relates to a kind of flakeboard production line of energy consumption monitoring and intelligent control system, comprising: physical execution layer, for executing flakeboard production process;Clean energy supply layer, it includes factory photovoltaic power generation system and biomass heat center, for providing heat energy to physical execution layer;Universal perception layer, for forming global data perception network, real-time acquisition production energy consumption, material consumption, key process parameters, photovoltaic power generation power and biomass steam supply quality parameter;Intelligent decision-making layer, it is respectively connected with the programmable logic controller of each production unit of universal perception layer and physical execution layer, for receiving and processing the real-time data collected by universal perception layer, and by built-in based on dynamic boundary multi-objective collaborative optimization model solution comprehensive optimal process parameter, and write the process parameter adjustment scheme solved into the programmable logic controller of physical execution layer corresponding.

The invention relates to an apparatus for controlling the production process of a product from several pre-products, particularly in a recycling process. A supply unit (131) provides expected production data indicating the pre-products and the planned production parameters for manufacturing the product. A receiving unit (132) receives, for each planned pre-product, pre-production data from several independent production units. An optimization unit (133) determines an optimal product output with respect to a predetermined target related to one or more pre-production parameters, based on the production and pre-production data. A control unit (134) provides control signals to regulate product output based on the determined optimized output.

The utility model discloses a nitric acid production unit and device, and relates to the technical field of nitric acid production equipment. The nitric acid production unit comprises an air compressor, a nitric oxide compressor, an expansion machine and a driving module, the driving module comprises a driving machine and two first-stage transmission shafts, and the two first-stage transmission shafts are connected with the driving machine; wherein one first-stage transmission shaft is connected with one of the air compressor, the nitrogen oxide compressor and the expansion machine, and the other first-stage transmission shaft is correspondingly connected with the rest one or two of the air compressor, the nitrogen oxide compressor and the expansion machine. According to the nitric acid production unit, the axial length of the nitric acid production unit is shortened, the use number of couplings is reduced, the torsional vibration problem is greatly reduced, and the stability and reliability of the whole nitric acid production unit are greatly improved.