24 results about "Heat consumption" patented technology

This disclosure provides a digital twin system and method for solar high-temperature heat pump steam supply with energy storage coupling, belonging to the field of solar high-temperature heat pump technology. The system includes a data acquisition module, a time-series prediction module, a digital twin module, a system control module, and a feedback verification module. The data acquisition module collects and preprocesses historical and real-time multi-source data. The time-series prediction module predicts solar irradiance and heat consumption at multiple future moments based on machine learning. The digital twin module calculates future terminal parameters using real-time and predicted data based on a physical information model. The system control module generates and executes a heat pump advance control scheme based on optimization objectives. The feedback verification module compares actual and predicted parameters to correct the digital twin model. This invention achieves proactive prediction, advance control, and closed-loop optimization of industrial steam supply systems, solving the control lag and energy-saving optimization problems caused by solar energy volatility and complex system coupling.

The application provides an output power limit value calculation method and a semiconductor process equipment, which are applied to a heating disc, the heating disc comprising a first heating element and a temperature sensor, the temperature sensor being used for detecting the temperature of the first heating element, the method comprising: obtaining historical operation data of the first heating element; wherein the historical operation data comprises historical output power and a temperature value detected by the temperature sensor; determining a heat consumption power required when the first heating element is heated based on the output power and the heating speed of the first heating element in the historical operation data, taking the heat consumption power as a power lower limit value of the first heating element in the heating stage; and calculating a heat supply power of the first heating element at a preset heating speed based on the heat consumption power, taking the heat supply power as a power upper limit value of the first heating element in the heating stage. The application can avoid large fluctuations in the temperature of the first heating element, and improves the stability of temperature control.

The present application relates to a kind of shadow account-based steam turbine energy-saving operation adjustment method and system, belong to coal-fired unit steam turbine adjustment technical field.It includes the following steps: collecting unit steam turbine side operating parameters and encapsulating as cold end regenerative state package, construct corresponding different heat loss causes shadow entry, calculate each entry heat loss value and sort generation shadow account book;Combining with equipment safety boundary, parameter coupling relationship, parameter effect time delay etc.Construction parameter linkage corridor, under the corridor constraint, shadow entry is parsed into adjustment action and is sorted to form serial operation sequence, is issued to distributed control system execution;Collecting adjusted operating parameter feedback generation operation receipt, dynamically update shadow entry actionable confidence and parameter linkage corridor, and data is stored in historical strategy library.The present application can realize heat loss unified quantization sorting and multi-parameter collaborative safety adjustment, form self-learning iterative closed loop, effectively improve unit operation stability, reduce coal-fired unit heat consumption.

The application discloses a carbon baking furnace cover plate and relates to the technical field of industrial kiln, which comprises a cover body, a plurality of ceramic fiber modules and a plurality of anchoring pieces. The carbon baking furnace cover plate has the advantages that the bottom frame of the cover body is connected with four side frames, and the plurality of ceramic fiber modules are installed in the cover body through the plurality of anchoring pieces, so that compared with the cover plate made of refractory bricks or castable material in the prior art, the weight of the cover plate is greatly reduced, the opening and closing of the cover plate are facilitated, the manufacturing process of the cover plate is simple, and the construction is convenient; and the ceramic fiber modules have low heat storage and excellent heat insulation performance, the heat consumption in the carbon baking furnace is reduced, and the heat preservation effect is improved.

This invention discloses a method and system for short-term heat load prediction of heat exchange stations based on deep learning, comprising the following steps: Step 1: Constructing a heat exchange driving force sequence; Step 2: Performing delayed displacement processing on the heat exchange driving force sequence based on fluid topology tracking to generate a short-time thermal inertial response; Step 3: Calculating the instantaneous heat consumption intensity index on the user side based on the heat exchange driving force sequence and the time period information corresponding to each sampling time; Step 4: Constructing an outdoor ambient temperature change sequence to generate an external disturbance compression quantity; Step 5: Constructing a short-term operating condition state vector sequence; Step 6: Inputting the short-term operating condition state vector sequence into an improved Timer model to generate a short-time state transition vector corresponding to the future target time; Step 7: Reconstructing the future heat exchange driving force; Step 8: Calculating and outputting the short-term heat load prediction value of the heat exchange station. This invention combines fluid topology tracking and an improved Timer model to achieve accurate short-term heat load prediction of heat exchange stations.

FIELD: mining industry.SUBSTANCE: invention is intended for use in selecting locations for the placement of coal waste dumps during the development of natural energy resource deposits and the disposal of accumulated solid waste from coal mining. The method for selecting locations for coal waste dumps is that in a mining region, using geodynamic zoning, the boundaries of geodynamically active blocks of the earth's crust are identified and the width of the zone of influence of the boundaries of such blocks is determined. Then the coal waste dump site is placed by placing the centre of the site equidistant from the boundaries of the zone of influence of geodynamically active blocks, which represent linear sections of tectonic destruction of the rock massif, and orienting the longitudinal axis of symmetry of the site and its long sides in the east-west direction. After which a coal waste dump is formed. The coal waste dump site is placed near the heat consumer.EFFECT: integrated use of energy resources and improved environmental condition.1 cl, 1 dwg, 1 ex

The present application relates to solid waste treatment technical field, disclose a kind of process for preparing silicon carbide based on super-enthalpy calcination energy supply of coal gangue and waste, comprising: coal gangue is crushed and sieved, while using the first part of recovery heat of calcining furnace backflow to preheat and send into furnace calcination;Calcination product is leached by hydrochloric acid, liquid phase extraction by-product aluminum salt, solid phase interception obtains silicon dioxide residue;Then, silicon dioxide residue is uniformly mixed with high-carbon waste;System dispatching second part of recovery heat provides high-temperature environment for downstream, drive mixture material to occur carbothermic reduction reaction, product is finally obtained after removing impurities by acid liquid step washing silicon carbide.The present application integrates heat cascade reuse and mineral phase chemical elution, reduces the cost of silicon-carbon source procurement and external heat consumption, and completes the high-value conversion of coal gangue and high-carbon waste.

The application discloses a system and method for measuring heat dissipation characteristics of an irradiance type traveling wave tube. The system comprises a vacuum simulation system for providing first and second environments which can be independently controlled and are heat insulated from each other in the measurement; a heat conduction mold of an I-shaped structure, comprising a lower edge plate, a web plate and an upper edge plate which are connected in sequence, the upper edge plate is in contact with a bottom plate of a heat conduction heat dissipation structure of a traveling wave tube to be measured, the lower edge plate is in contact with a cold plate, and the thermal conductivity coefficients of metal materials of the upper edge plate and the lower edge plate are greater than that of the metal material of the web plate; and a high-precision temperature sensor for collecting the temperature of the upper edge plate and the temperature of the lower edge plate in the measurement. The heat conduction mold in the system makes the heat conduction path of the traveling wave tube heat characteristic measurement system single, and only the temperatures of the surfaces of the upper edge plate and the lower edge plate of the mold under different working condition heat balance states are collected by using the high-precision temperature sensor, so that the heat consumption of the traveling wave tube when the temperature is balanced can be conveniently and accurately measured and calculated.

This invention discloses a thermal control structure and a space engine, relating to the field of thermal control device technology, to solve the problem of excessive heat consumption caused by uneven heating. The space engine thermal control structure includes: a first dual-loop heater and a second dual-loop heater, both mounted on the injection plate and arranged opposite to each other; the first dual-loop heater has a first heating wire and a second heating wire, and the second dual-loop heater has a third heating wire and a fourth heating wire; a first single-loop heater and a second single-loop heater are both mounted on a flange, both closely attached to the oxidizer control valve; a first series branch formed by the first single-loop heater and the first heating wire is connected in parallel with the third heating wire to form a main heating loop; a second series branch formed by the second single-loop heater and the fourth heating wire is connected in series with the second heating wire to form a backup heating loop. Both the main and backup heating loops ensure that the entire injection plate and control valve are heated evenly and at a uniform temperature, saving heating power consumption.

This invention provides a method, system, equipment, and medium for predicting coking calorific value. The method includes: acquiring information on the composition of the coal fed into the furnace, coal charging parameters, historical data on coking calorific value, and preset values ​​of parameters in the coking process parameters; calculating the amount of coal charged through the orifice based on the coal charging parameters; calculating the calorific value affected by 1% of the orifice based on the preset values ​​of the parameters in the coking process parameters; and inputting the information on the composition of the coal fed into the furnace, the coal charging parameters, the historical data on coking calorific value, the preset values ​​of the parameters, the amount of coal charged through the orifice, and the calorific value affected by 1% of the orifice into a pre-trained process mechanism model to predict the coking calorific value. This invention significantly improves the level of refined management of coke oven heating and effectively controls coking production costs.

The application discloses a building thermal working condition equivalent simulation method, device, equipment and medium. The method sets standardization geometric space parameters; then, based on the rated power of a building heating device, temperature sampling is carried out in a building closed space to obtain temperature rising sampling data and temperature falling sampling data; then, heat consumption is calculated according to the temperature rising and falling sampling data, and the equivalent heat transfer area of the building is determined according to the heat consumption and the space parameters; subsequently, the equivalent heat transfer coefficient is calculated according to the heat consumption and the equivalent heat transfer area, and the building thermal response characteristic is obtained according to the heat transfer coefficient, the heat transfer area and the temperature difference between the indoor and outdoor temperatures of the building. Through the parameters and the temperature rising and falling dynamic sampling data, the heat transfer coefficient and the building thermal response characteristic can be accurately derived, the bottleneck of the traditional fixed parameter constraint and the lack of dynamic heat transfer characteristics is effectively broken through; meanwhile, the adaptive adaptation of the building structure can be realized, the accuracy of the building thermal characteristic judgment is improved, and the scene adaptability of the heating is enhanced.

The present application relates to a kind of single hot type coke oven horizontal row temperature adjusting method, comprising:1) the horizontal row temperature of combustion chamber is measured and draws horizontal row temperature curve, with machine coke side standard temperature difference as slope, draws standard line in horizontal row temperature curve;Except four vertical flues of machine side oven head and coke side oven head, when the temperature of other vertical flues deviates standard line 20 ℃ or more, its temperature is adjusted;2) excess air coefficient when needing to adjust vertical flue is in the state of rising exchange across hole;3) according to the deviation of vertical flue temperature and standard line, and excess air coefficient, adjust the gas supply amount of vertical flue and / or the opening of corresponding louver structure, realize the adjustment of coke oven horizontal row temperature.The present application can maximize reduce coking heat consumption under the premise of ensuring the uniformity of coke oven length direction heating, reduce coke oven nitrogen oxide generation, and simple and convenient operation, and operation environment is friendly.

This invention discloses a defrosting control method, device, electronic equipment, and air conditioner to solve the problem that existing defrosting control methods are unable to accurately determine the defrosting timing. The defrosting control method includes: acquiring the cumulative heating parameter values ​​up to the current detection time point within the heating defrosting cycle; acquiring the defrosting heat consumption parameter value corresponding to the current detection time point; determining, based on the cumulative heating parameter value and the defrosting heat consumption parameter value, whether the current detection time point is a target time point that ensures the cyclic heating parameters of the heating defrosting cycle meet target conditions; and, if the current detection time point is determined to be the target time point, determining the defrosting timing based on the current detection time point. This invention can more accurately determine the time point that optimizes or improves the heating energy consumption parameters within the cycle for defrosting, effectively solving the problems of low energy efficiency in traditional defrosting timing and "false defrosting" during frost-free defrosting.

The application discloses a heat work driving type refrigeration system with heat and mechanical compression in parallel and multiple heat recovery and a method thereof; an evaporator is sequentially connected with a first-stage compressor and a heat recovery device; the heat recovery device is connected with a gas-liquid separator and an absorber; the gas-liquid separator is connected with a second-stage compressor, the heat recovery device and a condenser; the condenser is connected with a first throttling valve and the gas-liquid separator; the condenser is connected with the gas-liquid separator, a second throttling valve and the evaporator; the absorber is connected with a solution pump, a heat recovery cycle side of the heat recovery device and a generator; one side of the generator is sequentially connected with a third throttling valve of the heat recovery cycle side of the heat recovery device and the absorber, and the other side of the generator is connected with the heat recovery device and the condenser. In the system, the heat and mechanical compressors have parallel connection characteristics at a high-pressure stage, and are connected in series at a low-pressure stage, and the exhaust heat of three compression processes is compactly recovered and utilized in heat compression through a multiple flow heat recovery device, so that the heat consumption is significantly reduced and the matching of the system with a small and medium-sized heat source is improved.

The present application belongs to the field of oil refining and chemical industry, and particularly relates to an energy-saving and consumption-reducing coking system and method. The present application comprises an absorption stabilizing mechanism for separating dry gas components and liquid hydrocarbon components, recovering gasoline components carried in gas, reducing gas content in liquid hydrocarbon components, and separating liquid hydrocarbon and gasoline components, and a heat supply unit for providing heat source for the absorption stabilizing mechanism, which is in communication with the absorption stabilizing mechanism. In the present application, part of condensed oil at the bottom of the absorption tower is changed into stable gasoline as an absorbent to be delivered to the absorption tower, so that the amount of absorbent of the absorption tower is increased, the dry gas index control of the absorption tower is met, the feed amount of the resolving tower and the stabilizing tower is greatly reduced, the heat consumption of the resolving tower is reduced, the reflux ratio of the stabilizing tower is reduced, the heat consumption of the absorption stabilizing mechanism is greatly reduced, and the energy consumption is reduced. When the system is in low load, the heat deficiency of the fractionating tower is solved, and conditions for product control of the fractionating tower are provided.

The present application relates to the technical field of blast furnace smelting, and in particular to a method for calculating heat consumption in a furnace by slag skin falling off from the surface of a blast furnace copper cooling wall, comprising: calculating the heat load Q of the blast furnace cooling wall at each time, and calculating the change rate k of the heat load Q at each time; comparing the heat load Q and the change rate k of the heat load Q at each time with preset heat load threshold values and slope threshold values, respectively, to determine the start time t1 of the slag skin falling off and the end time t2 of the slag skin being generated; and calculating the heat transferred by the cooling wall from the time t1 to the time t2, which is the heat consumed in the furnace by the slag skin falling off from the surface of the blast furnace copper cooling wall. The present application solves the technical problem of being able to only rely on experience for qualitative judgment and being unable to quantitatively evaluate heat consumption for a long time, and provides key data support for fine regulation and control of the blast furnace heat system.

This invention discloses an energy storage management system for photovoltaic curtain walls, relating to the field of intelligent energy management technology. The system includes a data acquisition module that acquires real-time temperature, humidity, and historical heat consumption data from the building's internal and external environments via a sensor network. The system preprocesses the collected multi-dimensional information, removes outliers, and forms a standardized heating demand dataset, resulting in a preliminary set of demand characteristics. This photovoltaic curtain wall energy storage management system intelligently adjusts the heating power and optimizes the operating schedule based on the building's heating demand and the real-time status of the stored energy, thereby achieving efficient synergy between stored power and external energy sources.

The present application provides a zero-carbon emission coking system and coking method, the coking system comprises a coking furnace, a secondary combustion furnace, an adsorption tower, an active coke adsorber and a regeneration tower, the coking furnace, the secondary combustion furnace, the adsorption tower and the active coke adsorber are connected in sequence, the rich liquid outlet of the adsorption tower is connected with the rich liquid inlet of the regeneration tower to regenerate the rich liquid, the obtained lean liquid is returned to the adsorption tower for reuse, the lean liquid and the rich liquid exchange heat through a heat exchanger during transmission, and the carbon dioxide discharged from the regeneration tower is transported back to the coking furnace as an activating agent to participate in the preparation of active coke. The present application realizes complete capture of CO2 discharged in the coking process and realizes zero-carbon emission in the coking process. The present application uses the captured CO2 as an activating agent for preparing active coke, has good adsorption performance for small molecules, and improves the yield of active coke. The present application can realize the heat cascade utilization of the system, and effectively reduces the heat consumption of the regeneration process.

The utility model discloses a kind of heating equipment for alloy hammer head processing, including furnace body, the top of furnace body is communicated with flue, the inside of furnace body is provided with lifting plate, the outer surface of lifting plate and the inner wall of furnace body mutually adhere and can slide lifting, the top of lifting plate is communicated with metal bellows, the side of metal bellows away from lifting plate and flue are mutually communicated, the top of furnace body is provided with adjusting structure, the adjusting structure can control lifting plate vertical lifting.The utility model forms adjustable heating space by the sliding fit of lifting plate and furnace inner wall, can reduce actual heating area according to workpiece size, reduce the heat consumption of invalid space, the communication design of flue and metal bellows keeps exhaust passage continuity when lifting plate moves, ensure that combustion waste gas is discharged stably, avoid that heating efficiency is influenced by gas pressure imbalance.

The application discloses an air conditioner temperature and humidity setting value control method, comprising the following steps: collecting real-time environment parameters such as temperature, relative humidity and the like of fresh air, return air and supply air; calculating heat and humidity load according to the temperature difference and absolute humidity difference between the return air and the supply air; dividing discrete nodes at preset intervals within a preset temperature and humidity allowable range; calculating required cold consumption, heat consumption and humidification energy consumption at each node, and converting the required cold consumption, heat consumption and humidification energy consumption into total energy consumption of electric power or total energy consumption cost; and screening out a node with the least energy consumption or the lowest cost as an optimal temperature and humidity setting value. The application realizes dynamic optimization of the temperature and humidity setting value through intelligent counter calculation, effectively reduces energy consumption and operation cost of the air conditioning system under the premise of guaranteeing production process requirements, has remarkable energy-saving effect, and improves the energy efficiency ratio and intelligent level of the air conditioning system.

This patent is to support sustainability and energy efficiency by extracting energy, which is the heat rejected from the HVAC system such as heat pumps which serve any part of the building, including the data center and reuse to support different utilities heating activities such as snowmelt, heating water and any constant heat consumption activity.

The present application relates to the centralized heating secondary network regulation and energy saving technical field, especially to a kind of centralized heating secondary network regulation and energy saving method based on household heat feedback.The method includes: through heat meter, indoor wireless temperature control panel, room temperature collector and pressure transmitter, user side and most adverse loop data are collected, after data cleaning and alignment, standard heat supply and heat consumption deviation value sequence are generated;Then according to user classification result, current valve opening of user inlet flow regulating device is reduced for overheated user, and user inlet flow regulating device inlet differential pressure is kept processing, and combined with the most adverse loop differential pressure, heat exchange station frequency converter and heat exchange station circulating pump are adjusted in operating frequency, then current valve opening is adjusted for room temperature substandard user, and closed loop verification processing is carried out.The present application makes user side adjustment and system side adjustment form continuous link, reduces hot water flow transfer, improves regulation switching and operation record updating process.

The application relates to a modular heat preservation structure of a drilling camp house and an assembling method, and relates to the technical field of heat preservation structures, which comprises side plates installed on the side walls and top walls of the camp house and a bottom plate installed on the bottom surface, the side plates and the bottom plate are both made of heat insulation materials, the rear sides of the side plates and the bottom plate are both provided with mounting mechanisms for fixing the side plates and the bottom plate to the camp house, the inside of the side plate is further provided with a heat storage mechanism, the heat storage mechanism comprises a storage cavity with built-in heat storage materials, and the inside of the storage cavity is further provided with a heat conduction piece, the heat storage mechanism and a control mechanism work cooperatively, in a high-temperature period during the day, the control mechanism triggers the heat storage mechanism to start, a large amount of heat accumulated in the heat insulation gap is absorbed and stored, when the ambient temperature suddenly drops at night, the control mechanism automatically switches the state, the heat storage mechanism releases the stored heat, the camp house is continuously heated until the collected heat is consumed, the use time of an electric heating device is reduced, and the drilling camp house is more suitable for a desert drilling environment.