32 results about "Zero-energy building" patented technology

The invention relates to the field of energy conservation and emission reduction, in particular to a zero-carbon building which comprises a building body, and a heat preservation structure is arranged outside the building body. The carbon dioxide refrigerating and heating system comprises a carbon dioxide system host and a pipeline communicated with the carbon dioxide system host, the carbon dioxide system host is used for converting carbon dioxide, and the pipeline is used for outputting carbon dioxide; the solar cell panel is mounted outside the building main body and supplies power to the host; the heat collector is mounted outside the building main body, so that the carbon dioxide refrigerating and heating system exchanges heat with the outside; the energy accumulator is used for storing heat of the heat collector and / or the carbon dioxide refrigerating and heating system and providing heat for the carbon dioxide refrigerating and heating system; and the energy consumption pieces are all mounted in the building main body and exchange heat with the high-temperature and high-pressure gaseous carbon dioxide or the low-temperature and low-pressure liquid carbon dioxide. The method has the effect of reducing the carbon emission in the daily use process of building facilities.

The invention relates to the technical field of building energy saving and intelligent control, and discloses a tropical zero-carbon building operation capacity and energy consumption coupling mechanism and an intelligent regulation and control method, and the method comprises the following steps: S1, building related data collection and preprocessing; s2, constructing a photovoltaic power generation quantity model, constructing an air conditioner refrigeration load and electric power quantification model, and constructing other electric load prediction models; s3, constructing a photovoltaic-air conditioning refrigeration-other electrical load coupling mechanism model; s4, constructing a multi-objective optimization model; and S5, rolling time domain intelligent regulation and control. According to the tropical zero-carbon building operation capacity and energy consumption coupling mechanism and the intelligent regulation and control method, on the premise that only the refrigeration working condition is considered, the photovoltaic power generation power, the air conditioner refrigeration electric power and other electric loads are uniformly incorporated into an electric energy balance equation; the quantitative relation between the power boundary and the power grid electricity purchasing power is clearly described through the power boundary and the power fluctuation penalty term, and a coupling mechanism model which can be directly used for engineering design and simulation is formed.

This utility model discloses a novel thermal insulation connection structure for roofs of near-zero energy buildings, belonging to the field of near-zero energy building technology. The structure is installed on the roof panel of a near-zero energy building and includes a first concrete layer, a thermal insulation connector, stainless steel bolts, an insulation material layer, and a second concrete layer. The first concrete layer is installed on the roof panel. The thermal insulation connector is installed above the roof panel before the first concrete layer is poured, and through holes for the support rods are spaced apart on the thermal insulation connector. A second waterproof layer, an insulation material layer, the first waterproof layer, and the second concrete layer are sequentially installed above the first concrete layer; the second concrete layer slopes outwards from near the thermal insulation connector, forming a sloping structure; the stainless steel bolts are vertically installed and pass through the second concrete layer and the insulation material layer into the thermal insulation connector. The thermal insulation connection structure provided by this utility model reduces costs and ensures the reliability and durability of the thermal insulation effect.

The invention relates to the technical field of zero-carbon buildings, in particular to a zero-carbon building digital twinborn model iteration method based on a dynamic knowledge graph, comprising the following steps: S1, collecting multi-source heterogeneous data in the running process of a zero-carbon building; s2, constructing a dynamic knowledge graph based on the multi-source heterogeneous data; s3, constructing a digital twinborn model based on the dynamic knowledge graph; s4, presetting a distribution control strategy in the digital twin model; s5, iterating the digital twin model in the S3 by using the operation data and the event log; a local controller autonomously executes ordered coordination and charge and discharge mutual exclusion control through a preset distributed control strategy, so that scheduling errors caused by misalignment of a central model are avoided, instruction competition of multiple controllers is eliminated, and high-frequency charge and discharge of energy storage equipment are fundamentally prevented to protect the service life of the energy storage equipment; and after the communication is recovered, the emergency operation data is further utilized to iterate the digital twin model.

The utility model relates to a control device, in particular to a zero-carbon tower crane trolley control device for building construction based on a UWB (Ultra Wideband) technology. Comprising a connecting table, a supporting frame and a tower crane trolley, the supporting frame is connected to the upper portion of the right end of the connecting table, the tower crane trolley is slidably connected to the supporting frame, and the tower crane trolley comprises a moving frame, wheels, a retractable wheel, a connecting frame, a connecting plate and a positioning label; the left side and the right side of the middle of the movable frame are rotationally connected with the retractable wheels, positioning labels are arranged at the positions, close to the retractable wheels, of the front end of the movable frame, connecting frames are arranged on the front side and the rear side of the movable frame, connecting plates are slidably connected into the connecting frames, and the upper portions of the connecting plates abut against the supporting frame. According to the tower crane trolley, the connecting frame and other parts are designed on the movable frame, when wheels of the tower crane trolley break down, the connecting plate can be in direct contact with the supporting frame and bear the weight, and the trolley is prevented from falling off from the supporting frame.

The present application relates to a kind of zero-energy consumption building's outer corridor component without thermal bridge structure in hot summer and cold winter area, belong to building energy saving and near zero energy consumption building technical field.For the instability of structure caused by disconnecting with main structure in the existing outer corridor no thermal bridge design, poor seismic resistance, water leakage hidden trouble problem, or the continuous insulation method causes the shortcoming such as high cost, complex structure, construction inconvenience, the present application provides a kind of solution with reasonable structure, simple structure, cost-effective, equipment construction convenient, its main point is: outer corridor board is picked out from main structure and does not break off, top surface is full of first insulation board, bottom surface is partially laid second insulation board, outer wall surface is laid third insulation board;And through thermal simulation software, dynamically calculate the thickness of each insulation board, to extend the insulation structure gradually weakens heat flow flux, reach the effect of eliminating or weakening thermal bridge.The present application is mainly used for the outer corridor of near zero energy consumption building in hot summer and cold winter area, realizes energy saving and consumption reduction, improves building insulation performance and comfort.

The utility model relates to the technical field of building structures, and provides an outer wall structure for a zero-energy-consumption building, which comprises a steel structure main body, a steel structure inner side structure and a steel structure outer side structure, the steel structure main body comprises a supporting steel plate and a galvanized steel tube; a supporting steel plate is arranged on one side of the galvanized steel tube; the steel structure inner side structure comprises a gypsum board, a transverse heat insulation cushion block, a transverse keel, heat preservation rock wool, a vertical heat insulation cushion block, a galvanized steel plate and a vertical keel. The vertical heat insulation cushion block is arranged on the inner side surface of the galvanized steel tube; the galvanized steel plate is fixed on the inner side surface of the galvanized steel tube; the galvanized steel plate is connected with the supporting steel plate, the transverse keel and the vertical keel through bolts. Cavities of the transverse keels and the vertical keels are filled with heat preservation rock wool. Gypsum boards are arranged on the outer sides of the transverse keels and the vertical keels. The external wall heat insulation performance of the zero-energy-consumption building steel structure can be improved, and the energy consumption loss of a building is reduced.

The application discloses a load identification method, device and equipment of zero-carbon building and a storage medium. The zero-carbon building is grouped and classified by using a cross classification method, and a plurality of device groups of the zero-carbon building are obtained. For each device group, a direct clustering method is used to cluster daily load data of each electrical equipment in the device group, a first daily load clustering center curve of the electrical equipment is obtained, and the same type of electrical equipment is grouped and clustered to obtain a second daily load clustering center curve. The daily load center curve is determined according to the device grouping, so that the load model can be quickly locked for different buildings, the device load of the zero-carbon building can be quickly and effectively identified, and finally, the load state of the zero-carbon building is identified according to the daily load data of the electrical equipment and the second daily load clustering center curve, so that the zero-carbon building can be quickly and effectively identified, and the carbon emission of the zero-carbon building can be adjusted according to the load state.

The application discloses a zero-carbon building comprehensive energy system planning method considering energy supply reliability, which firstly establishes a comprehensive energy system model for urban buildings. Secondly, the method of upper and lower layer planning is adopted to solve the comprehensive energy system model, the upper layer establishes an objective function, and the optimal photovoltaic panel area and wind power plant capacity in the fixed cost are obtained according to the objective function. Finally, the lower layer uses the optimal photovoltaic panel area and wind power plant capacity in the fixed cost of the upper layer to establish an objective function with the lowest sum of energy supply cost and carbon emission cost for solving, and the optimal scheduling is obtained. The application considers the economy and reliability of the power system, introduces the energy supply reliability evaluation, realizes the safety evaluation of the power system load after the capacity configuration planning, and guarantees the safety and reliability of the comprehensive energy system.

This invention discloses a near-zero energy building design optimization method for service areas based on the NSGA-II algorithm, belonging to the field of building design technology. The method includes: selecting a set of near-zero energy building technologies based on the heat distribution and environmental factors of the service area location; establishing a benchmark building and a building energy consumption analysis model using candidate technologies; using the benchmark building and the building energy consumption analysis model using candidate technologies to obtain energy consumption simulation results, calculating the building's comprehensive energy consumption and incremental cost; based on the comprehensive energy consumption and incremental cost, using the NSGA-II genetic algorithm model to form feasible solutions, and generating multi-dimensional indicators based on the feasible solutions; selecting the optimal near-zero energy building design optimization scheme for the service area through the multi-dimensional indicators. This method utilizes the efficient multi-objective optimization capability of the NSGA-II algorithm to comprehensively analyze various influencing factors and provide energy utilization efficiency for service area buildings in actual operation.

The utility model relates to the technical field of building structures, and provides a near-zero-energy-consumption building outdoor evacuation steel stair connecting structure which comprises embedded part steel bars, a first heat bridge breaking heat insulation pad, an embedded part plate, first connecting angle steel, second connecting angle steel, a connecting steel plate and a second heat bridge breaking heat insulation pad. The embedded part steel bars are embedded in an outer wall structural member of the near-zero-energy-consumption building main body; a first thermal bridge insulation pad and an embedded part plate are fixed to the embedded part steel bar, and the first thermal bridge insulation pad is tightly attached to the surface of the outer wall structural member; first connecting angle steel is fixed on the embedded part plate; the second connecting angle steel is fixed on a steel column of the evacuation steel stair; the second connecting angle steel is fixedly connected with one end of the connecting steel plate; the other end of the connecting steel plate is connected with the first connecting angle steel; and a second thermal bridge insulation pad is arranged on the first connecting angle steel. The heat insulation bridge between the evacuation steel stair and the near-zero-energy-consumption building body can be achieved, and the heat insulation performance of the near-zero-energy-consumption building is improved.

The application relates to a maintenance device, in particular to a zero-carbon building-based maintenance device. The application provides a zero-carbon building-based maintenance device capable of protecting people. The zero-carbon building-based maintenance device comprises universal wheels, a base, supporting tables, hydraulic cylinders, hydraulic rods, guide groove plates and a bottom plate, universal wheels capable of rotating are rotationally connected to the four corners of the front, back, left and right of the base, supporting tables capable of supporting are connected to the left and right sides of the top of the base, hydraulic cylinders are connected to the top of the supporting tables, hydraulic rods are connected to the upper sides of the hydraulic cylinder extension rods, and guide groove plates are connected to the upper sides of the left part of the supporting tables. The protective plate on the top of the bottom plate can protect people when the people use the device, prevents the people from falling from a high place, and improves the safety of the people.

A zero-carbon perovskite solar cell and a six-constant intelligent control system, relating to the technical field of solar photovoltaics. The system comprises a perovskite solar cell array (1) integrated with a building, and further comprises a constant-temperature control module (7), a constant-humidity control module (8), a constant-oxygen control module (9), a constant-cleanliness control module (10), a constant-water control module (11), and a constant-illumination control module (13) which are arranged in the building. The perovskite solar cell array is connected to the constant-temperature control module (7), the constant-humidity control module (8), the constant-oxygen control module (9), the constant-cleanliness control module (10), the constant-water control module (11), and the constant-illumination control module (13) by means of power conversion modules (5, 6). The constant-oxygen control module (9), the constant-illumination control module (13), the constant-temperature control module (7), the constant-humidity control module (8), the constant-cleanliness control module (10), and the constant-water control module (11) are respectively used for achieving constant oxygen concentration and content, constant illumination, constant temperature, constant humidity, constant air cleanliness, and constant water temperature in the building. Photovoltaic power supply of the system is realized by means of the perovskite solar cell array. The system meets the power consumption requirements of a six-constant home system, and has the effects of reducing the dependence of buildings on traditional energy, reducing energy consumption, and reducing operating costs and greenhouse gas emissions. Moreover, the six-constant home system has the effects of providing a more comfortable and healthier living environment for users and achieving zero-energy building life.

The invention belongs to the technical field of building construction, and particularly relates to a near-zero-energy-consumption building roof structure column heat preservation structure and a construction method thereof.The near-zero-energy-consumption building roof structure column heat preservation structure comprises a roof structure column, a roof structure plate and a roof heat preservation layer, the roof heat preservation layer is laid on the roof structure plate, and the roof structure column penetrates through the roof heat preservation layer; the roof structure comprises a roof structure column and further comprises a structure column heat preservation layer pasted on the surface of the roof structure column, waterproof breathable films are pasted on the surface of the structure column heat preservation layer and the surface of the roof structure column, and a plaster layer is further arranged on the outer side of each waterproof breathable film. A double waterproof barrier is formed by combining an inclined plane closing structure and a waterproof breathable film, and the technical defects that an existing roof structure column is poor in heat bridge blocking effect, prone to leakage, prone to dew formation and mildewing and the like in heat preservation treatment are overcome.

The invention relates to a thermal-bridge-free structure of a corridor component of a near-zero-energy-consumption building in a hot-summer and cold-winter region, and belongs to the technical field of building energy conservation and near-zero-energy-consumption buildings. Aiming at the problems of unstable structure, poor shock resistance and water leakage hidden danger caused by disconnection with a main body structure in the existing corridor heat-bridge-free design, or the defects of high manufacturing cost, complicated structure, inconvenience in construction and the like caused by a continuous heat preservation method, the invention provides a solution which is reasonable in structure, simple in structure, low in manufacturing cost and convenient in equipment construction. The main points are as follows: the gallery plate is raised from the main body structure and is not separated, the top surface is fully coated with a first insulation board, the bottom surface is partially coated with a second insulation board, and the surface of the outer wall is coated with a third insulation board; and the thickness of each insulation board is dynamically calculated through thermotechnical simulation software, so that the heat flux is gradually weakened by an extended insulation structure, and the effect of eliminating or weakening a heat bridge is achieved. The method is mainly used for near-zero-energy-consumption building galleries in regions hot in summer and cold in winter, energy conservation and consumption reduction are achieved, and the heat preservation performance and comfort of buildings are improved.

The invention relates to the technical field of zero-carbon buildings and solar power generation, and discloses a zero-carbon building outer window folding type solar power generation sunshade system. The system comprises a battery bin fixed to the top of an outer window, a sunshade assembly composed of a plurality of solar panels and a drive adjusting assembly. The sunshade assembly is rotationally connected with the battery bin through a fixed connecting piece, and the drive adjusting assembly comprises a guide motor, a spiral guide rod, a supporting rod and a folding motor. The spiral guide rod is driven to rotate through the guide motor, the supporting rod is driven to move along the guide groove, and therefore the overall unfolding angle of the sunshade assembly is adjusted. And the folding motor is matched with the rocker arm to fold and unfold the solar panels. Sun shading and photovoltaic power generation are integrated, solar radiation can be effectively blocked, solar energy can be utilized for power generation, the storage function in severe weather resistance is achieved, and the energy self-sufficiency rate and safety of a building are improved.

This application relates to a thermally broken bridge bracket for near-zero energy office buildings. This application falls within the field of near-zero energy building technology. The technical problem this application aims to solve is: to provide a thermally broken bridge bracket for near-zero energy office buildings. The technical solution adopted in this application is: a thermally broken bridge bracket for near-zero energy office buildings, comprising: a base with a mounting beam assembly at its bottom; a support platform assembly slidably disposed on the wall surface of the base for supporting an insulation board; a first mounting assembly disposed on the base and the mounting beam assembly for fixing the base and the mounting beam assembly to the concrete wall surface; a second mounting assembly disposed on the wall surface of the base for fixing the support platform assembly; and a thermal insulation layer disposed outside the first mounting assembly, capable of blocking heat from the base and the mounting beam assembly from entering the concrete wall.

This invention belongs to the field of building energy management technology. It discloses a collaborative control system and method for near-zero energy buildings based on multi-energy complementarity, comprising: acquiring a multi-energy complementary operation task set for the target near-zero energy building; querying the operation planning text of each building energy subsystem and extracting subsystem attributes and a subsystem operation planning list; mapping to a collaborative control period to obtain collaborative mapping results; generating an energy supply reference information set based on the collaborative mapping results and subsystem attributes; extracting operation status information; constructing constraints based on the operation status information and the energy supply reference information set, determining optimization objectives, and optimizing the energy collaborative control strategy; extracting the planned energy supply path for each multi-energy complementary subsystem in the energy collaborative control strategy, and executing building energy collaboration during the collaborative control period; significantly reducing the building's operating energy consumption.

This invention discloses an energy-saving aluminum passive door with thermal break and high airtightness, belonging to the technical field of passive building doors. It includes a door frame and a door leaf, connected by a hinge assembly. Both the door frame and door leaf are constructed of multi-cavity thermally broken aluminum profiles. Each thermally broken aluminum profile comprises at least two layers of aluminum alloy profile body and a nylon thermal insulation strip disposed between the two layers, separating the internal cavities of the aluminum alloy profile body. The cavities of both the door frame and door leaf are filled with thermal insulation blocks. A continuously arranged circumferential sealing strip is provided on the contact surface between the door leaf and the door frame. The outer part of the door frame in contact with the building wall is covered with a flame-retardant and thermally insulating wrapping layer. This invention effectively blocks heat conduction paths and improves airtightness and structural strength through ultra-wide thermal break, multi-cavity insulation, and multi-seal structure, making it suitable for passive ultra-low energy buildings, zero-carbon buildings, and other fields.

The invention relates to a near-zero-energy-consumption building indoor ground deformation joint airtight construction device, which relates to the field of building energy conservation, and comprises an insulation board fixedly arranged in a concrete deformation joint; the surface layer plate is fixedly mounted on the concrete structure; the two ends of the waterproof coiled material are fixedly connected with the surface layer plate; the upper bearing assembly comprises first mounting bases and a cover plate, the two first mounting bases are fixedly mounted at the two ends of the waterproof roll correspondingly, the cover plate is arranged between the two first mounting bases in a sliding mode, and the lower bearing assembly is fixedly mounted in a deformation joint below the heat preservation plate; the two sides of the first waterproof vapor-proof film are fixedly mounted between the waterproof coiled material and the concrete structure; the weather-proof sealant is poured into a gap between the surface layer plate and the waterproof coiled material; the fire-retardant belt is fixedly mounted on the lower bearing assembly; the two sides of the second waterproof vapor-proof film are fixedly installed on the lower bearing assembly. The stability and reliability of the building indoor ground airtight structure can be improved.

The invention relates to the technical field of power systems, and discloses a zero-carbon building robust planning method considering a plant carbon sink mechanism, which comprises the following steps of: establishing a mathematical model, and quantifying the energy conversion efficiency, the carbon absorption capacity and the dynamic operation constraint of the mathematical model; based on the historical load, the photovoltaic data and the mathematical model, constructing a deterministic planning model, and coupling electricity-hydrogen-carbon balance constraints; introducing an interval uncertainty set to describe the random fluctuation of photovoltaic output, extending a deterministic planning model into a robust optimization problem, and controlling the conservative degree by adjusting a parameter gamma to form robust planning schemes with different anti-disturbance capabilities; and solving a robust planning scheme by using GUROBI in an MTALAB environment, and calculating configuration results under different gamma values. According to the zero-carbon building robust planning method considering the plant carbon sink mechanism, the reliability and economical efficiency of the system are balanced by constructing the interval uncertainty set, and the carbon neutralization measurement and calculation precision is improved by introducing the plant photosynthesis dynamic model, so that the building micro-grid has more comprehensive carbon neutralization capability.

The present application relates to a kind of stable and easy replacement zero-carbon building passive window installation method, it is the convex letter type high-density graphite polystyrene board formed in the window of window core of graphite polystyrene board wall core sticking, wall core is reinforced and sticks perlite board using cover steel mesh and V-shaped oblique insertion wire, the window end surface between high-density graphite polystyrene board of two sides of middle convex ring part and steel mesh is reinforced using U-shaped steel first, then add cement mortar leveling layer in the inner and outer facade of wall core, form the convex ring wall body window;High-density graphite polystyrene board window end surface of upper and lower edge inner recessed platform and left and right edge inner recessed platform is first connected respectively using expansion bolt the inside and outside connecting piece that extends to window, then respectively set inside and outside cement mortar leveling area, passive window frame is embedded in the middle ring part between the above-mentioned inside and outside connecting piece through base nail frame and the inside and outside protection frame and sealing tooth bar that are screwed, connecting piece and protection frame are fixedly connected.It has the advantages that passive window installation is stable and easy to replace, still stable after replacement, will not fall in fire, and there is no thermal bridge after installation.

This application discloses a net-zero energy pigsty, relating to the field of net-zero energy buildings. The pigsty includes a building structure, an environmental monitoring system, an air supply system, a trench fan, a heat pump system, a fresh air treatment system, an exhaust gas treatment system, a photovoltaic power generation system, and a control system. An insulation layer is laid on the outer surface of the building structure. The photovoltaic power generation system supplies electricity to the pigsty, and the annual electricity generated by the photovoltaic power generation system is greater than or equal to the total annual electricity consumption of the pigsty. The control system precisely regulates the microenvironment of the pigsty's activity area by adjusting the direction of the air outlets of the air supply system, the power of the trench fan, the operating power of the heat pump unit in the heat pump system, the opening degree of the control valve, the number of disinfection lamps turned on in the fresh air treatment system, the operating power of the exhaust gas treatment system, and the air ventilation volume, ensuring that environmental parameters are within a preset target range. This application can precisely regulate the environment within the pigsty, providing comfortable conditions for the healthy growth and reproduction of pigs, while simultaneously achieving net-zero energy consumption in the pigsty building.

The application relates to the technical field of building energy saving and green building, and discloses a tropical zero-carbon building integrated system design parameter optimization method. The method constructs a three-dimensional analysis framework of input correlation-output uncertainty-global sensitivity, accurately identifies a dominant parameter set and a key interaction item by high-fidelity simulation modeling, Latin hypercube sampling, Gaussian process proxy model construction and verification, combination of Pearson correlation analysis, Monte Carlo propagation and Sobel sensitivity calculation, and finally solves an optimal low-carbon parameter combination under engineering constraints by using a sequential quadratic programming algorithm. The system comprises twelve functional units of meteorological acquisition, parameter definition, simulation modeling and the like, and outputs a parameter list which can be directly used for enclosure construction, unit selection and photovoltaic arrangement. The application improves the scientificity and implementability of parameterized design of the tropical zero-carbon building, can reduce annual net carbon emissions, and provides intelligent decision support for the building double-carbon target.

The utility model relates to the technical field of building prefabricated connecting pieces, and particularly discloses a zero-carbon building heat insulation requirement meeting type prefabricated part which comprises a prefabricated part, the prefabricated part has a heat insulation effect, and the prefabricated part is fixedly connected to the outer side of a concrete layer; the prefabricated part comprises a cover plate, a fixing plate, a hard heat insulation layer and a connecting pipe, the hard heat insulation layer abuts against the outer side of the concrete layer, the cover plate abuts against the end, away from the concrete layer, of the hard heat insulation layer, and the fixing plate is embedded in the hard heat insulation layer when the hard heat insulation layer is poured and formed; one end of the connecting pipe is fixedly connected with the fixing plate, and the other end of the connecting pipe is used for being fixedly connected with an outdoor light component and large or heavy equipment. Heat transfer between outdoor light components, large or heavy equipment and the concrete layer is effectively blocked, the heat bridge effect is reduced, then heat loss of a building is reduced, and meanwhile the use safety is high; moreover, as a whole, the prefabricated part only needs to be simply installed in use, so that the construction efficiency is improved.

The application relates to the field of building energy saving and intelligent control technology, and discloses a hot-tropical zero-carbon building operation energy production and consumption coupling mechanism and intelligent regulation and control method, which comprises the following steps: S1, building related data acquisition and preprocessing; S2, constructing a photovoltaic power generation quantification model, constructing an air conditioner refrigeration load and electric power quantification model, and constructing other electric load prediction models; S3, constructing a photovoltaic-air conditioner refrigeration-other electric load coupling mechanism model; S4, constructing a multi-objective optimization model; and S5, rolling time domain intelligent regulation and control. The hot-tropical zero-carbon building operation energy production and consumption coupling mechanism and intelligent regulation and control method, under the premise of only considering the refrigeration working condition, unifies photovoltaic power generation power, air conditioner refrigeration electric power and other electric loads into an electric energy balance equation, quantitatively describes the quantitative relationship between the electric loads and the grid power purchase power through a power boundary and a power fluctuation penalty term, and forms a coupling mechanism model which can be directly used for engineering design and simulation.

The invention belongs to the technical field of building and energy system integrated optimization, and discloses a solar energy enrichment area building group zero-carbon building energy system integrated optimization method, which comprises the following steps: establishing a photovoltaic and heat collection field available scale estimation model by combining area building group basic conditions, and realizing comprehensive load accurate acquisition by fusing a multi-load modeling path; and the precision and adaptability of load modeling are ensured. A multi-element collaborative energy system scheme is constructed by combining solar energy resource conditions, and resource characteristics of a solar energy enrichment area can be fully matched. Cooperative optimization of key parameters of the system is achieved through multi-objective optimization and multi-constraint conditions, and the requirements for operation efficiency, economical efficiency and carbon emission reduction are considered. Through quantitative statistics and zero-carbonization judgment of annual carbon emission and carbon emission reduction, the zero-carbonization operation state of the system under the power grid energy complementing scene is determined, the blank of quantitative judgment of carbon emission reduction on the system level in the prior art is filled, and finally accurate optimization and zero-carbonization operation guarantee of the regional building group energy system are achieved.

This utility model relates to the field of building exterior wall insulation construction technology, specifically a near-zero energy building exterior wall insulation construction device, including an exterior wall body and insulation boards. The lifting and hoisting structure includes a vertical plate fixedly installed at one end of a support base, a lead screw movably installed on the vertical plate, a first gear fixedly installed at one end of the lead screw, a transmission block set on the lead screw, and a connecting plate fixedly installed at one end of the transmission block. This utility model, through the setting of the lifting and hoisting structure, changes the problem that traditional exterior wall insulation construction devices cannot hoist insulation materials, thus eliminating the need for manual handling. Therefore, it avoids the problem of slow handling speed due to the weight of insulation materials, and does not affect the normal construction period requirements. The advantage of this structure is that when dealing with multi-story or high-rise buildings, there is no need to frequently move insulation boards up and down, thereby reducing time costs and not affecting subsequent processes such as waterproofing layer and finishing layer construction.

This invention discloses a zero-energy building composite insulation board, comprising an outer insulation board, a first substrate, a second substrate, a flat heat pipe array, a heat source, and a flat heat pipe array tilt adjustment system. The second substrate is fixed to the outer insulation board. The flat heat pipe array tilt adjustment system controls the rotation angle of the parallel heat pipe array and is installed between the first and second substrates. The heat source is installed on either the first or second substrate, and the outer insulation board is fixed to the outside of the first substrate. This zero-energy building composite insulation board is less affected by the building construction stage, has a simple installation process, and is suitable for both new buildings and energy-saving renovations of existing buildings, showing great potential for application and promotion.

The invention discloses a heating power and carbon energy urban energy supply network system which comprises a carbon energy center, a three-pipe heating power and carbon energy pipe network, a community-level pressure adjusting unit, a home-entry intelligent interface box and a three-level carbon energy control platform. CO2 is heated to 10-12 MPa by adopting primary energy, pressure is reduced to 7.6-8.1 MPa through turbine power generation, and supercritical single-phase conveying is carried out; the temperature is 35 DEG C in summer, 40 DEG C in spring and autumn and 85-95 A low-pressure air return pipe network (3.6-3.98 MPa) and a high-pressure air return pipe network (6.7-7.2 MPa) are arranged, and refrigeration and heating are matched. The user side is divided by the equivalent condensing pressure 7.10 MPa, and gradient utilization of refrigeration, refrigerator, pneumatic, fire fighting and water supply is achieved; and throttling loss is avoided through high-pressure air return in winter. The carbon energy center generates electricity mainly and is supplemented by commercial power; the community control power is self-sustaining and gets rid of commercial power; indoor control power is mainly commercial power, and a storage battery is in emergency. The system has remarkable advantages in the fields of high-rise fire fighting, energy safety, cleanness, environmental protection, energy consumption subentry measurement and the like, and overcomes the defects that zero-carbon buildings depend on a power grid, and fire water supply depends on electric power and the like.