59 results about "Primary energy consumption" patented technology

The invention discloses a multi-objective optimization operation method for a combined cooling, heating and power supply system, which comprises the steps of firstly establishing mathematical models respectively for equipment of a combined supply system and a separated supply system; then respectively calculating the total operation cost, the total carbon emission and the total primary energy consumption of the combined supply system and the separated supply system in allusion to each set of the equipment; building a multi-objective optimization model by adopting a weighting method, then performing single-objective optimization solving on the separated power supply by adopting a mixed integer linear programming solver, finally obtaining an optimization operation strategy of the combined supply system, and being coupled to a ground source heat pump. The multi-objective optimization operation method can effectively improve the energy utilization efficiency of terminal users, alleviate the contraction between energy supply and demand in a regional power grid, promote the local absorption of distributed renewable energy and realize social benefits of the combined supply system to the greatest extent.

The invention relates to a technology for producing active magnesium oxide, comprising the following steps: adding a pre-pyrolysis device on the basis of the technology for producing active magnesium oxide by the traditional carbonization process; introducing dry tail gas obtained by drying light magnesium carbonate to the pre-pyrolysis device, carrying out direct heat exchange with heavy magnesium water, recovering heat in the tail gas, raising temperature of the heavy magnesium water from 10-30 DEG C to 40-55 DEG C and conveying heated heavy magnesium water to the pre-pyrolysis device for complete pyrolysis.In the invention, heat in the dry tail gas is recovered, temperature of heavy magnesium water is raised, primary energy consumption of unit product is lowered, magnesium carbonate dust carried in the dry tail gas is recovered, so that environmental pollution is reduced and multiple purposes are achieved.In addition, the economic and environmental benefits of the technology are remarkable.

An operation assisting system enhances the operator's willingness to participate in energy-saving efforts. The operation assisting system comprises means for storing information about the actual operation of operated equipment carried out by the operator, means for evaluating the stored operation information, and means for displaying the results of evaluation. The evaluation results relate to the cost concerning the operated equipment, the cost of supplying energy to the operation target facility, the cost concerning the operated equipment, the amount of emission of carbon dioxide, nitride oxide, and global warming substances, the amount of primary energy consumption, the crude oil-converted amount of energy consumption, the amount of excess or shortage of supply of energy, or electric power quality.

Disclosed is a control device capable of reducing CO₂ emission and primary energy consumption, as well as energy supply cost, to lowest possible levels in optimal energy management. In repeatedly generating two or more energy balance candidates for each unit time for the outputs of the electric power grid and thermal accumulation unit based on combinations of varied values of the output ratios of a CHP, an RES, a thermal energy supply system, and an electrical storage unit and the consumption ratios of electric and thermal loads until the convergence of the evaluation values of the two or more candidates reaches a convergence criterion.

The present invention discloses a building-type combined cooling heating and power system power device selection method. The method comprises the steps of carrying out dynamic simulation of cooling and heating loads on a target building by using a building CAD drawing in Dest software, thus to obtain full-year cooling and heating load requirements; calculating cooling and heating average daily loads, thus to calculate economic cost and primary energy consumption; calculating average days of a cooling season and a heating season individually, and multiplying the cooling and heating average daily loads by the corresponding days, thus to obtain full-year operation energy consumption and cost situations; and calculating system performance evaluation indexes to different schemes, and determining an ultimate installation model selection result according to performance evaluation optimization. The method is simple, rapid, good in accuracy and capable of comprehensively considering factors at multiple respects; the method can serve as a supplement for a selection method of ordering power by heat; and the method is applicable to a building-type combined cooling heating and power system and also applicable to a regional-type combined cooling heating and power system.

The invention relates to the technical field of water building safety protection, in particular to a bridge pier anti-collision protection device. The bridge pier anti-collision protection device comprises protection columns which evenly surround and are fixed to a bridge pier. The central line of the protection columns is parallel to the axis of the bridge pier. The sections of the protection columns are triangular. An inverted triangular groove is formed between every two adjacent protection columns. A plurality of cylindrical pipes are arranged on an outer ring of the bridge pier in a surrounding mode. Each cylindrical pipe is embedded into the corresponding inverted triangular groove, and the cylindrical pipes are connected through a rope to form a primary protection ring. According to the bridge pier anti-collision protection device, the primary protection ring is formed through the cylindrical pipes arranged in the surrounding mode, when other objects collide with the bridge pier, firstly, primary energy consumption is achieved through the primary protection ring, if the primary protection ring is damaged after being used for a long time, secondary energy consumption of collision can be achieved through a secondary protection ring formed by the triangular protection columns, after multi-level energy consumption, collision on the bridge pier can be reduced to a small range, the bridge pier can be protected, and stability of a bridge is enhanced.

The invention provides an eddy current dynamic vibration isolator and a vibration isolation method thereof. The vibration isolator comprises a spring damping mechanism, an eddy current energy dissipation mechanism, a dynamic vibration absorption mechanism and a magnetorheological damping mechanism; the spring damping mechanism is formed by a nut, a screw, a pressure plate, a bottom plate, an elastic part and the like; the eddy current energy dissipation mechanism is formed by a ring magnet, an eddy current block, a metal anti-magnetic round tube and the like; the dynamic vibration absorption mechanism is formed by the pressure plate, the elastic part, the eddy current block and the like; the magnetorheological damping mechanism is formed by a coil, a metal anti-magnetic round plate, an annular rubber block, magnetorheological fluid, a circular cylinder and the like. The vibration isolation method includes that the eddy current dynamic vibration isolator is arranged under a track boardof a floating-slab track, and vibration isolation is achieved in the steps of vibration isolation by the spring damping mechanism, primary energy consumption by the eddy current energy dissipation mechanism, vibration isolation and energy dissipation by the dynamic vibration absorption mechanism and vibration alleviation by the magnetorheological damping mechanism. By the arrangement of the eddy current dynamic vibration isolator and the vibration isolation method thereof, the purpose of improving the vibration isolation performance of the floating-slab track under the small stiffness load andreducing the maximum vertical displacement of the floating-slab track under the large stiffness load is effectively realized.

The invention discloses an evaluation criteria-based operation method of an integrated energy system. According to the method, a branch supply system model is built; the electricity purchasing quantity and fuel consumption amount of the branch supply system are calculated; an integrated energy system model with two modes of fixing heat based on power and fixing power based on heat is built; the electricity purchasing quantity and fuel consumption amount of the integrated energy system are calculated; three evaluation indexes of the system, namely, primary energy consumption, operation cost andCO2 emission reduction amount are established; a comprehensive evaluation index is built on the basis of the comprehensive three indexes; the applicable conditions of two main operation modes of a combined cooling, heating and power system are calculated, so that the operation mode of the integrated energy system can be determined; the utilization rate of the system energy of the integrated energy system is made to be optimal; and therefore, the operation mode of the system is more economical and energy-saving in comparison with the operation modes of fixing heat based on power and fixing power based on heat. With the evaluation criteria-based operation method of the invention adopted, the problem of resource waste due to the randomness of load and the inconsistence of the partial load characteristics of a unit is solved.

The invention discloses a heat multiplication type hot site heat exchanger unit belonging to the field of heat supply and heating. The invention has the technical characteristics that primary side heating medium is firstly connected with an absorption type heat pump unit to serve as a drive source on the basis that the existing intensive heat supply primary side heating medium is converted into secondary side hot water by a heat exchanger, and heat is obtained from the environmental heat source by the absorption type heat pump unit so as to realize the purpose of secondary side heat multiplication. The invention can directly utilize primary side hot water or steam as the heating medium to drive the absorption type heat pump unit to obtain heat from ambient air or water source environment to realize secondary side heat multiplication heat exchange; according to working condition variation, the outlet heating medium of the absorption type heat pump unit can be used to further heat the secondary side hot water flowing out of the absorption type heat pump unit. On the premise of ensuring the using function of the secondary side, the invention reduces primary network supply heat and heating medium flow of unit heating area so as to reduce the size of a heat supply network pipeline and lower primary energy consumption and transportation and distribution energy consumption thereof, so that the invention has obvious energy saving effect.

The invention provides a computing method for a pollutant emission of a distributed energy system. The method comprises the steps that system parameters relevant to the pollutant emission of the distributed energy system are acquired; according to the system parameters, a pollutant emission during primary energy consumption, a pollutant emission during coal power generation, a pollutant emission during gas and steam combined cycle power generation, a pollutant emission during power generation through a cogeneration gas turbine or a gas engine, a pollutant emission during renewable energy powergeneration and a pollutant emission during biomass power generation of the system are obtained respectively; and the pollutant emission of the distributed energy system is obtained according to the obtained pollutant emissions. Through the method, the pollutant emission of the distributed energy system can be computed scientifically and effectively, and the computing result is high in accuracy.

The invention discloses a two-stage lossless train capture device for a pneumatic damping reduction network train system. The whole device comprises a test segment and a retarding capture segment, wherein the test segment is set distinctively according to different test contents; and the retarding capture segment consists of a retarding network, an aerodynamic damping system, a retarding guide rail system and a support steel frame system. The two-stage lossless train capture device is characterized in that in the test process, a model train running at a high speed runs into the retarding capture segment after passing through an earthquake simulation vibration table array test segment, initial energy consumption is performed through speed-reducing network deformation in the retarding capture segment, and the aerodynamic damping system is driven to perform primary energy consumption through a steel wire rope in order to realize short-distance rapid retarding two-stage lossless capture ofthe model train. The whole test device provides a safe and reliable train recycling scheme and technical guarantee for the on-bridge running text research of the high-seed train under the action of earthquake.

The invention relate to a prefabricated double-energy consumption recoverable square steel tube concrete composite column and an installation method thereof, and belongs to the technical field of structural engineering and is used for solving the problem that during a large earthquake action in the prior art, the integrity of steel tube composite columns is insufficient, and thus double-energy consumption is realized and the post-earthquake recovery capability is improved. The prefabricated double-energy consumption recoverable square steel tube concrete composite column comprises an independent foundation, class I columns, class II columns, bearing platform energy consumption connecting pieces and energy consumption connecting steel plates. T-shaped sliding grooves are formed in the fourwalls of each class I column square steel tube, both sides of each energy consumption connecting steel plate are made into a T shape, and each energy consumption connecting steel plate is inserted into the T-shaped sliding grooves to be connected with each class I column square steel tube. The lower end of each energy consumption connecting steel plate is inserted into a groove of each bearing platform energy consumption connecting piece. Vertical bearing platform connecting plates are arranged on one sides of splicing bases of the two ends of the class II columns, and the splicing bases are connected with the bearing platform energy consumption connecting pieces by using high-strength bolts. The prefabricated double-energy consumption recoverable square steel tube concrete composite column realizes the primary energy consumption of a building structure under the earthquake action and improves the anti-seismic performance of the structure.

The invention discloses a vortex type power mechanism. The vortex type power mechanism comprises a rectification ring, a power ring, a main shaft and a supporting frame, wherein guiding, integrating and power collecting are carried out on fluid resources such as wind flow or water flow through the rectification ring, multiple turbine blades on the power ring are driven to move around a shaft, kinetic energy is output, and the utilization efficiency of fluid energy is increased. Meanwhile, the vortex type power mechanism disclosed by the invention has the characteristics that the rotating torque is large, the noise is low, and the like, and both the advantages of a high rotating speed of a current horizontal shaft and the characteristic of a large torque of a vertical shaft are obtained; the vortex type power mechanism is particularly suitable for being utilized for electricity generation, transmission and the like of the fluid energy such as wind power, water power, and positive effects on reducing pollution and primary energy consumption, increasing green energy utilization rate and the like are obtained.

The invention relates to a park-level integrated energy system capacity optimization configuration method and system. The method comprises the steps of obtaining park cold, heat and electricity load power corresponding to each optimization time period; and substituting the cold, heat and electricity load power of the park corresponding to each optimization time period into a pre-established comprehensive energy system capacity optimization configuration model for solving to obtain the optimal configuration capacity of various devices in the comprehensive energy system. According to the technical scheme provided by the invention, the influence of the pollutant emission amount and the primary energy consumption amount of the system on optimization is considered, and the planning reasonability is improved.

The invention provides a high-difficulty wastewater treatment device, which is characterized by comprising a wastewater storage tank and a wastewater treatment device, wherein the wastewater treatmentdevice comprises a closed reaction container, a catalyst applied to the inner wall of the container, an ultraviolet lamp at the top of the container, a water storage tank arranged at the bottom of the closed reaction container and an iron carbon filler arranged at the bottom of the water storage tank, wherein a liquid inlet and an air inlet are formed in the top of the closed reaction container,and the liquid inlet is connected with a raw water storage tank through a hose; a plurality of spray nozzles are arranged at the liquid inlet, and the bottom of the closed reaction container is provided with a reflux inlet; the reflux inlet is connected with the wastewater storage tank through a reflux hose, and one side of the closed reaction container is provided with a gas exhaust chimney; a plurality of spray inlets are formed in both sides of the closed reaction container. The device is compact in structure, and does not require a separate ozone device. The utilization rate of hydrogen peroxide is extremely high, the primary energy consumption can achieve a variety of functions to synergistically degrade the organic matter in the wastewater, and the treatment effect is good without secondary pollution.

The invention relates to a wort film enhanced mass transfer boiling system which comprises a boiling precipitation tank pot body, a centrifugal film formation enhanced mass transfer device, a steam inlet pipeline system, a steam outlet pipeline system, a first variable-frequency material pump, a second variable-frequency material pump, a wort cooling system and a CIP system. Secondary steam and DMS are subjected to efficient mass transfer on a wort turbulence film through the combination of a boiling precipitation tank pot body and a centrifugal film forming enhanced mass transfer device, the DMS is efficiently removed, and the content of the DMS in cold wort is lower than 10 micrograms per liter; the invention further relates to a low-heat load boiling process, strong boiling is replaced by heat preservation at the temperature slightly lower than the boiling point, the evaporation capacity brought by primary energy consumption is smaller than 1%, meanwhile, wort can be subjected to vacuum flash evaporation in the centrifugal film forming enhanced mass transfer device after boiling and precipitation are finished, and the temperature of the wort is reduced to 88 DEG C before rotational flow precipitation and 63 DEG C before wort cooling; the heat load in the precipitation cooling stage is reduced, and excessive aging substances in wort are prevented from being generated; and nitrogen is reasonably controlled, and balance and foam stability are improved.

An information processing apparatus of the embodiment includes a calculator. The calculator acquires an amount of primary energy consumption at timings in a period of time and an amount of primary energy production at timings in the period of time. The amount of primary energy consumptions has been consumed and/or is estimated to be consumed by a plurality of energy-supplying apparatuses configured to supply energy to a load. The amount of primary energy productions has been produced and/or is estimated to be produced by the plurality of energy-supplying apparatuses. The calculator calculates a net amount of primary energy consumption at the timings in the period of time, based on the acquired amount of primary energy consumption and the amount of primary energy production. The calculator calculates an integrated value of the net amounts of primary energy consumption over the period of time, based on the net amounts of primary energy consumption calculated at the timings in the period of time.

The invention discloses a multi-objective optimization scheduling method and device for a combined heat and power supply system, and the method comprises the steps: responding to the obtaining of theoperation historical data of the combined heat and power supply system, and calculating the power prediction value of an electric load and the power prediction value of a cooling/heating load needed by the combined heat and power supply system under all operation conditions; based on the power prediction value of the electrical load and the power prediction value of the cold/heat load, establishing a multi-objective optimization scheduling model taking the operation cost and the primary energy consumption as objectives; and based on the multi-objective optimization scheduling model, adopting an improved multi-objective particle swarm algorithm to carry out optimal solution on the combined heat and power system under each operation condition. Start, stop and output of each controllable unitare coordinately controlled under different working conditions, so that the energy utilization requirements of cold/heat and electric loads of a farm can be met, the economical efficiency of system operation can be ensured under the conditions of electricity price and operation cost of each device, the peak electricity utilization pressure of a power grid is relieved, and the utilization of existing energy sources is maximized.

The invention discloses an energy scheduling method in a building. The method comprises: establishing an energy consumption matrix sequence by comprehensively considering the input of electricity, gasand heat in the building; constructing an optimal constraint matrix according to the equipment information of the energy consumption device in the building; performing constraint truncation on the energy consumption matrix sequence according to the optimal constraint matrix; obtaining the energy consumption cost and the total energy consumption amount which meet the optimal constraint matrix condition and correspond to matrix elements in the primary energy consumption matrix sequence within a certain time; and finally, processing the energy consumption cost and the total energy consumption amount corresponding to each matrix element in the primary energy consumption matrix sequence through a genetic algorithm to obtain an optimal energy consumption matrix, and mapping by utilizing the optimal energy consumption matrix to obtain the optimal distribution of the optimal outsourced electric power, gas flow, thermal power and electric power, gas flow and thermal power. The energy utilization structure is optimized, the outsourcing energy cost is reduced, and the comprehensive utilization efficiency of energy in a building is improved.

The invention provides a carbon emission medium and long term prediction method based on social economic data. Comprising the following steps: (1) predicting a primary energy demand: firstly predicting a numerical value of future energy intensity by simulating a correlation between primary energy consumption in the previous year and actual GDP, industrial structure and industrial energy intensity, and then predicting the primary energy consumption in the future year according to the simulated correlation; (2) energy structure prediction: according to each energy consumption structure in the previous year, calculating the energy structure in each year in the future by using a Markov prediction method; the energy consumption in the future is obtained; (3) calculating the carbon dioxide emission by using the carbon dioxide formula estimation coefficient; and (4) carbon emission prediction: predicting the carbon emission in the future year in combination with the carbon dioxide emission coefficient and the energy consumption. According to the method, the carbon emission in the future year is obtained by predicting the primary energy consumption and the energy structure in the future year and combining the carbon emission estimation coefficient.

The invention provides an energy carbon emission optimization prediction method and device based on multiple constraints, and the method comprises the steps: obtaining historical data in a targeted manner according to an energy carbon emission prediction demand, carrying out the corresponding processing, and optimizing an energy carbon emission prediction model; obtaining various government planning and power planning files, and determining an energy carbon emission planning constraint condition and the input and prediction quantity and the output and process calculation quantity of the energy carbon emission prediction model; and performing optimization prediction on the input and prediction quantity and the output and process calculation quantity according to an energy carbon emission planning constraint condition so as to realize optimization prediction of energy carbon emission. According to the method, energy power is taken as a main perspective, economy, energy, power and carbon emission are comprehensively planned to meet multiple target constraints set by planning, and multiple targets set by a planning file are taken as constraint conditions through input and pre-measurement, output and process measurement; analysis and prediction are carried out for industry-based economic development, variety-based power generation structures, terminal and primary energy consumption, energy-related carbon emission and the like.