497results about "Central heating components" patented technology

The invention relates to the technical field of heat load prediction, and discloses a heat supply system load prediction method and system, and the method comprises the steps: collecting multi-source sensing data in real time, and collecting outdoor meteorological parameters and building structure information; based on building distribution, a pipe network structure and user load characteristics of a heat supply area, a multi-stage heat supply load prediction model is constructed. And constructing a thermal topological graph model of the heat supply area based on the graph neural network. And periodically collecting parameters of the building-level edge prediction model, the heat exchange station-level aggregation prediction model and the thermal topological graph model, performing global aggregation optimization, and updating and optimizing each edge node model. And obtaining an edge prediction result according to the optimized model, and jointly controlling the heat source output power, the main pump rotating speed and the area valve opening according to the edge prediction result and the heat source level scheduling prediction model. According to the method, the depiction capability of the system on the dynamic load change and the space heat conduction path is improved, and the generalization capability of model updating and the real-time responsiveness of edge deployment are ensured.

The invention relates to the technical field of intelligent buildings and energy management, and particularly discloses an intelligent building heating intelligent optimization operation method and system based on deep learning, and the method comprises the steps: collecting building environment parameters and equipment operation data in real time through a distributed optical fiber sensing network and an infrared thermal imaging system; extracting minute-level fluid transmission and distribution parameters and hour-level building thermal inertia characteristics by adopting wavelet packet transformation and a graph neural network; then, constructing a neural differential equation prediction model fused with physical constraints, and outputting high-precision thermal load demand prediction through a differentiable heat conduction operator coupling multi-time scale feature; then, a mixed integer optimization model considering equipment life loss is established, and boiler start-stop combination and pipe network flow distribution are synchronously optimized by adopting a hierarchical decision-making mechanism; and finally, closed-loop control is realized through a multi-mode actuator network, and model parameters are dynamically adjusted in combination with an online learning mechanism.

The present application relates to the technical field of data processing, and especially relates to an intelligent heating load control system and control method based on big data, which comprises the following steps: collecting and storing and backing up heating data in real time, sequentially performing cleaning, denoising and feature extraction operations on the heating data, and training a deep learning model according to the features; using the trained deep learning model to predict the heating load situation to output a load prediction result, triggering an alarm and making corresponding adjustments when the load prediction result is abnormal; determining the control stability of the heating load based on the packet loss rate of the heating data in the collection cycle; if the control stability does not meet the requirements, adjusting the collection interval length of the heating data; if the prediction accuracy does not meet the requirements, adjusting the backup ratio of the heating data. The present application improves the control stability of the heating load.

The application discloses a bathroom heater constant temperature control method, device, equipment, medium and program product, and relates to the technical field of smart home. The method comprises the following steps: acquiring environment data; in response to the fact that the biological body sensing data indicates that the environment where the bathroom heater is located does not contain a specified biological body, controlling the air outlet mode of the air outlet of the bathroom heater based on temperature data; and in response to the fact that the biological body sensing data indicates that the environment where the bathroom heater is located contains a specified biological body, controlling the air outlet of the bathroom heater to diffuse air in the diffusion air outlet mode. On the one hand, the air outlet mode of the air outlet of the bathroom heater is controlled based on the acquired temperature data, the air outlet mode of the air outlet of the bathroom heater is switched between the diffusion air outlet mode and the concentrated air outlet mode, the environment where the bathroom heater is located can quickly reach a constant temperature, and the working efficiency of the bathroom heater is improved. On the other hand, in the case that the environment where the bathroom heater is located contains a specified biological body, the air outlet mode of the air outlet of the bathroom heater is kept in the diffusion air outlet mode, and the performance utilization rate of the bathroom heater is improved.

The system for supplying heat to a building comprises, in addition to an outside air heat exchanger (11), a fan device (12) for conveying outside air through the outside air heat exchanger (11), a latent heat storage unit (13) with a closed tank (18) and a heat pump (15), a piping system (16) filled with a liquid working medium and a pumping device (17) for conveying the working medium through the piping system. The piping system (16), the pumping device (17), the outdoor air heat exchanger (11), the heat pump (15) and the latent heat storage unit (13) form a closed circuit for the working medium and are arranged such that the working medium flows through the outdoor air heat exchanger (11), the latent heat storage unit (19) and an evaporator heat exchanger (21) of the heat pump (15) in the closed circuit in this sequence before being returned to the outdoor air heat exchanger (11).

The invention discloses a heating system feedforward control method integrating building thermal inertia and meteorological prediction, which comprises the following steps of: firstly, dynamically identifying building thermal parameters of each room so as to quantify the thermal inertia; then, inputting the parameters and future meteorological prediction data into a feedforward controller; and the controller predicts a room temperature change trend caused by future meteorological disturbance based on a thermodynamic model, calculates a required feedforward compensation control quantity, and adjusts a heating system in advance so as to counteract the disturbance. Through combination of dynamic identification and predictive control, heating control is changed into active intervention from passive response, the problem of control lag caused by thermal inertia is fundamentally solved, the stability and comfort of indoor temperature are remarkably improved, and meanwhile energy waste is avoided through accurate compensation.

The invention discloses a heat supply pipe network monitoring method and system based on temperature balance, a medium and a product, and relates to the field of data monitoring. According to the method, the monitoring system periodically collects the real-time operation parameters of all the building units in the heat supply pipe network, the initial flow distribution coefficient of all the building units is calculated according to the water supply and return pressure difference, and the final flow distribution coefficient is obtained by combining building unit occupancy rate correction. And the monitoring system calculates the temperature balance degree of each building unit according to the return water temperature and the indoor temperature so as to determine the temperature balance index of the heat supply pipe network, further draws a pipe network temperature balance change curve, and determines the adjustment sensitive time period according to the curve slope. According to the dynamic monitoring mode based on temperature balance, heat supply abnormity can be found in time, the data collection frequency and the alarm threshold value are adjusted in a self-adaptive mode according to the sensitive time period where the building unit is located, the abnormity detection accuracy is improved, meanwhile, resource waste caused by excessive collection is avoided, and refined monitoring of the heat supply pipe network is achieved.

The invention discloses a regional heat supply system energy-saving optimization technology based on multi-dimensional intelligent prediction and cooperative regulation, which comprises the following steps: (1) establishing a heat consumer side mathematical model of a regional heat supply system, covering a heat exchanger, a secondary pipeline, a radiator and a building envelope structure, and obtaining an indoor temperature dynamic response model; (2) collecting multi-dimensional data such as primary and secondary loop temperature, pressure, flow, valve opening and indoor and outdoor environment in real time; (3) constructing an intelligent prediction model based on CNN and FCM, optimizing hyper-parameters by using BKA, and realizing high-precision short-term prediction of the water supply temperature of the secondary loop; (4) taking a prediction result as a target, and adopting a WOA regulated PID controller to accurately regulate a primary loop flow valve; and (5) dynamically adjusting the rotating speed of a secondary side water pump according to the temperature difference of supply water and return water of a secondary loop, optimizing system heat distribution and realizing real-time load adaptation. According to the invention, the problem of disjunction of regional heat supply prediction and regulation is solved, and a new method for realizing accurate temperature control and energy conservation is provided.

The present invention relates to a heat exchange substation (50) of an energy distribution system comprising: a heat exchanger (51) with thermal inertia comprising a primary side (37a) connected to a primary supply line (36) and to a primary return line (37) and a secondary side (37b), opposite the first primary side (37a), the secondary side (37b) being connected to a secondary supply line (56) and to a secondary return line (57) of a secondary heating circuit (68), the secondary supply and return lines (56, 57) being in communication with one or more heating units (18), wherein the heat exchanger (51) comprises a tank (67) within which a first shell- and-tube circuit (81) is arranged connected at the inlet to the primary supply line (36) and at the outlet to the primary return line (37) and a second shell-and-tube circuit (82) connected at the inlet to the secondary return line (57) and at the outlet to the secondary supply line (56), and the tank (67) contains a phase change material (71), the first shell-and-tube circuit (81) and the second shell-and- tube circuit (82) being in contact with the phase change material (71).

Valve device (1) for heating radiators (R), comprising a hollow body (2) having a first fitting (3) provided with a threaded nipple (4) connectable to the base of a radiator (R), a second fitting (5), orthogonal to the first fitting (3) and connectable to a hydraulic heating circuit, and a third fitting (6), orthogonal to the first and second fittings (3, 5) and containing a valve (15; 16; 17) that controls the communication between the first and second fittings (3, 5). The first fitting (3) is tubular and inside it a hollow core (7) bearing the threaded nipple (4) is coaxially housed and selectively insertable in a sealed manner from one end (3a) or from the opposite end (3b) of the first fitting (3).

The invention relates to a storage water heater (400) comprising a tank (41); and a device (1010) for fluidly connecting the water heater to a domestic water network (50), comprising a first and a second access port (11, 12), configured to be connected respectively to a first (45) and selectively to a second and third access point (46, 48) of the tank, and a water inlet port (13) and a water outlet port (14), configured to be connected to a supply (51) and a draw-off (52) of the network; and an air exchange element (15); admitting a first configuration, in which the water inlet port is connected to the first access port and the second access point is connected to the second access port; and a second configuration, in which the third access point is connected to the second access port and the air exchange unit is connected to the fourth access point. See Figure 7 for the abbreviated version.

The application provides a heating method, a heating control device and a heating system which are preferential for middle-deep geothermal energy, and the heating method comprises the following steps: determining real-time heating load demand of a heat user; triggering a middle-deep downhole heat exchange system to provide heating for the heat user; triggering a PVT and the middle-deep downhole heat exchange system to provide heating for the heat user when the PVT meets a heating condition; starting a rock-soil energy storage and recycling system to cooperate with the middle-deep downhole heat exchange system and the PVT to provide heating for the heat user when the heating load demand of the heat user cannot be met by the heat energy provided by the middle-deep downhole heat exchange system and the PVT; and starting an air source heat pump system to cooperate with other heating heat source devices to realize matching between the heating heat energy and the heating load demand of the heat user when the heating load demand of the heat user cannot be met by the cooperation of the middle-deep downhole heat exchange system, the PVT and the rock-soil energy storage and recycling system. The energy utilization efficiency is improved by the scheme provided by the application, and efficient, stable and economic operation of the heating system is realized.

A heat source unit coupling system disclosed herein may include a heat medium circulation channel including a heat medium outgoing pipe and a heat medium return pipe; a water distribution channel including a water supply pipe and a hot water outlet pipe; a plurality of heat source units connected in parallel to the heat medium circulation channel and the water distribution channel; and a coupling controller communicable with each of the plurality of heat source units. Each of the plurality of heat source units may be configured to perform a space heating operation for heating a heat medium supplied from the heat medium return pipe and supplying it to the heat medium outgoing pipe; and a hot water supplying operation for heating water supplied from the water supply pipe and supplying it to the hot water outlet pipe.

A method (200) for monitoring a check valve condition in a modular fluid-fluid heat transfer arrangement (100) which comprises a plurality of heat pump modules (130a, 130b) and, for each of the heat pump modules (130a, 130b), a check valve (140a, 140b) arranged in a fluid flow path of the heat pump module (130a, 130b) and configured to selectively close the fluid flow path, the method (200) comprising: (a) providing a close valve signal to the check valve (140a, 140b); (b) determining a data set pertaining to a fluid temperature of the fluid flow path; (c) comparing the data set with a reference data set; and (d) if a difference between the data set and the reference data set exceeds a threshold: transmitting (S201) an alarm signal for indicating a malfunctioning of said check valve (140a, 140b). The disclosure further relates to a modular fluid-fluid heat transfer arrangement (100).

The present invention provides an electric heating board and an electric heating system which comprising a board body, wherein the board body includes a bottom layer, a heat preservation layer, a self-temperature-limiting heating body, a conductive shielding layer, an insulation layer and a surface layer which are sequentially arranged, the surface layer is an A-grade flame retardant material layer and is formed by a metal board, and the bottom layer is an A-grade flame retardant material layer. The electric heating board according to the present invention is particularly suitable for wall surface heating renovation or ceiling heating renovation, is convenient to construct, has an excellent flame retardant effect, is not prone to deformation, such as hollowing, or the like, after used for a long time, and further fundamentally solves the problem of tripping of a leakage protector caused by an overlarge leakage current.

The application provides a PTC heating circuit and a heating method, which comprises the following steps: connecting the first end of the first-stage switching circuit with the L-phase line of an external AC power supply; connecting the second end of the first-stage switching circuit with the first end of the second-stage switching circuit; connecting the third end of the first-stage switching circuit with an external DC power supply; connecting the fourth end of the first-stage switching circuit with an external controller; the first-stage switching circuit comprises a relay; connecting the second end of the second-stage switching circuit with the first end of a PTC heater; connecting the third end of the second-stage switching circuit with the external DC power supply; connecting the fourth end of the second-stage switching circuit with the external controller; and connecting the second end of the PTC heater with the N-phase line of the external AC power supply. By implementing the application, the relay is not directly subjected to the large current impact of the ceramic PTC heater when it is first turned on, so that the relay type does not need to be increased, and the cost increase caused by the relay is avoided.

The application discloses an electric boiler system without capacity expansion and a control method thereof. The electric boiler system without capacity expansion comprises a power monitor, a temperature sensor and an electric boiler. The power monitor is used for detecting real-time power of a user and sending the real-time power to the electric boiler; the temperature sensor is used for collecting real-time temperature of a room and sending the real-time temperature to the electric boiler; and the electric boiler is used for calculating maximum starting power allowed for starting of the electric boiler according to the real-time power of the power monitor and the real-time temperature of the temperature sensor and dynamically adjusting starting power of the electric boiler. The application can intelligently adjust the starting power of the electric boiler, dynamically adjusts the starting power of the electric boiler in combination with indoor temperature and set temperature, achieves the purpose of intelligent energy saving, solves the industry bottleneck, enables original projects that cannot use the electric boiler for heating to use the electric boiler for heating, improves user power safety, and adds a powerful guarantee for highly electrified life.

The invention discloses a ground source heat pump and solar energy coupled heating system, and relates to the technical field of heating. Comprising a solar heat collection module, a ground source heat pump module, a heat storage module, a building terminal module and an intelligent control module. The solar heat collection module is connected with the heat storage module, the source heat pump module and the building terminal module and used for achieving solar heat storage, solar auxiliary ground source heat pump heat taking and direct building heat supply. The ground source heat pump module is connected with the building terminal module, so that a ground source heat pump supplies cold and heat to a building; the heat storage module is connected with the building terminal module, so that the heat storage device supplies heat to the building; the intelligent control module is connected with the solar heat collection module, the ground source heat pump module, the heat storage module and the building terminal module, so that start-stop control over solar heat collection circulation, regulation and control over a ground source heat pump unit and ground source side circulation, regulation and control over heat storage and release of the heat storage module and regulation of building terminal heat supply loads are achieved.

The invention relates to a method (100) for operating a heating system (1) for heating at least one room (10, 10a), wherein heat is provided centrally, in particular by means of a heat generator unit (3), and is distributed by means of a fluid heat carrier, in particular water, wherein the heat supply to a first room (10) is predetermined by at least one first room controller (15) by means of at least one first valve target position to at least one heating valve (16, 16a), wherein the method (100) comprises the following steps: • Determining (110) a first central valve target position, • Determining (120) a first local valve target position by the first room controller, • Providing (126) the determined first local valve target position, in particular by the first room controller (15), and / or the determined first central valve target position, • Comparing (130) the determined first central valve target position with the determined first local valve target position, wherein in the case of a deviation greater than or equal to a defined value, the first valve target position is changed depending on the deviation and / or a determined, in particular the first, central valve target position (140).

Preferred embodiments of the invention relate to a method of controlling a flow of fluid in a mixing loop of a system of mixing loops comprising a number of mixing loops each comprising a thermal load and each being fluidicly connected in parallel to a fluid source, in each mixing loop pressurization of said fluid is provided at least partly by a pump being a variable speed pump, and a bypass of said flow of fluid is recirculated in the mixing loop by a 3-way valve comprising a first inlet port fluidicly connected to said fluid source to receive a supply of fluid, a second inlet port fluidicly connected to receive said bypass and an outlet port fluidicly connected to an inlet side of said pump. Preferred embodiments of the invention also relates to a system of mixing loops.

The invention provides an electric heating wallboard heat dissipation structure with uniform heat dissipation, and relates to the technical field of building structural members, the electric heating wallboard heat dissipation structure comprises an electric heating base layer, a back plate, a hot air flowing cavity plate, a front-back wind power circulation structure, a soaking layer, a heat conduction layer, a first countersunk bolt, a cover body and a spliced heat preservation protective shell; and heat is efficiently transmitted to the hot air flowing cavity plate by the front and back wind power circulation structures, is uniformly dispersed to the soaking layer from the hot air flowing cavity plate, and is finally uniformly dissipated to the heat conduction surface of the spliced heat preservation protective shell close to the indoor side through the heat conduction layer. The soaking layer quickly diffuses and transfers heat from the front end of the high-temperature concentrated hot air flowing cavity plate to the periphery, so that the temperature distribution is uniform, local overheating and undercooling points are remarkably eliminated, invalid overheating is avoided, the heat energy utilization rate is high, and more energy is saved; the potential safety hazard caused by local overheating is fundamentally avoided, and the service life of the product is prolonged; the scheme is easy to implement and can be combined with the existing production process, and the cost is controllable.

The present disclosure concerns floor heating systems, more particularly a modular underfloor heating system, tiles and connector elements therefor. The system includes a plurality of tiles and a plurality of connector elements, such insertion of a connector element into adjacent tiles provides for simultaneous mechanical and electrical coupling of the tiles.

An ablutionary system having a means configured to receive a water supply 107 and operable to provide a principle stream 109 at a controlled temperature, wherein the means includes a thermal battery 1

An electrical heating device (100) having a CPC constant power heating cable (10) inserted into an open structure (200) having a core profile (201) and / or a cover element (202), the electrical heating device (100) being quickly assemblable, the CPC (10) being directly connected to an electrical network and / or a control unit (110) without the use of power cables. The electric heating device (100) can be mounted in any direction, the CPC (10) having connections at both the head and the base of the structure (200). The electric heating device (100) has a power regulator (111) with software (112) in the control unit (110), which power regulator performs control of the electric power in order to keep the energy flow towards the CPC (10) constant depending on the desired temperature, prevent the closing and opening of the cycle at maximum power, and allow the simultaneous use of a plurality of electrical appliances.

The object of the present invention is a method for checking the efficiency status of a secondary exchanger (20) of a gas boiler (1), comprising at least the sequential steps of: - Step 1 : acquiring, within an observation time window (T.analysis), the temperature values (T.setpoint) of the sanitary water and the maximum values of the flow rate (Q.RAW) of the heat transfer fluid when said boiler (1) is in "sanitary water heating" operating mode; - Step 2: reprocessing a more coherent flow rate signal (Q.DHW) through a linear regression thereof, to obtain a flow rate signal (Q.REG...Q.REG.prox) within said observation time window (T.analysis) and within a future time window (T.prox); - Step 3: calculating the value of the maximum deliverable power (P.MAX...P.MAX.prox) by the boiler (1) within said observation time windows (T.analysis, T.prox); - Step 4: calculating two respective average values (Q.REG.med, Q.REG.prox.med) of the flow rate signal (Q.REG...Q.REG.prox) obtained with said Step 2 and two respective average values (P.MAX.med, P.MAX.prox.med) of the maximum power signal (P.MAX...P.MAX.prox) obtained with said Step 3; - comparing said two average values (Q.REG.med, Q.REG.prox.med) of the flow rate with a threshold value (Q.T) of the flow rate and comparing said two average values (P.MAX.med, P.MAX.prox.med) of the maximum power with a threshold value (P.T) of the power.

A tank for storing an energy storage liquid for use in a domestic hot water supply system, wherein the tank is unpressurised, is of a substantially cuboid form, has maximum dimensions of 600mm wide x 600mm depth x 900mm height, has minimum dimensions of 300mm x 300mm x 400mm, and comprises at least two outlets and at least two inlets and all of the inlets and outlets of the tank are located substantially at the bottom of the tank.

The invention relates to a heat pump frame kit (1) for a hybrid energy transformation device, the heat pump frame kit (1) comprising a frame (2) for connecting the heat pump frame kit (1) to a wall and to a boiler unit (500) and a heat exchanger (9) for heat exchange between a refrigerant of a heat pump unit (200) and a load circuit (300) and a distributor (10) arranged within the volume delimited by the frame (2), in particular connected to the frame (2), and fluidically connected to the heat exchanger (9), wherein the distributor (10) comprises at least one load connector set (17) for connecting a cavity of the distributor (10) with at least one load circuit of an energy system (400) wherein the at least one load connector set (17) for connecting a cavity of the distributor (10) with at least one load circuit (300) of an energy system (400) comprises an outlet connector configured to convey water from the distributor (10) to the at least one load circuit (300) and a return connector configured to convey water from the at least one load circuit (300), via the heat exchanger (9), to the distributor (10), in particular to the cavity of the distributor (10).

Process and apparatus for monitoring and / or controlling at least one air conditioning and / or heating plant (1) comprising at least one delivery line (3), at least one return line (4) and a predetermined number of service lines (5) hydraulically interposed between the delivery line (3) and the return line (4), each service line (5) comprising at least one thermal exchange unit (7). The process and apparatus are designed for detecting the value (ϕ) of the flow rate of the carrier fluid traversing the thermal exchange unit (7), and for determining at least one value of the temperature difference (ΔT) between the temperature (Tt1) of the carrier fluid, at the first section (5a), detected at a first instant (t1), and the temperature (Tt2) of the carrier fluid, at the second section (5b), detected at a second instant (t2), wherein the second instant is subsequent to the first instant (t1) by said hydraulic delay (dt). Based on the above values the process and apparatus determine a characteristic function which relates said temperature difference (ΔT) between the first and the second section to said value of the carrier fluid flow rate (ϕ), or a characteristic function which relates a thermal power exchanged (dQ / dt) by the thermal exchange unit to said value of the carrier fluid flow rate (ϕ). Moreover, or alternatively, the process and apparatus use the above values to control the thermal power exchanged by the exchange unit.

The invention relates to a building component that defines a room in a building. The component comprises an energy storage unit for storing thermal energy and a surface temperature control element facing the room to be temperature-controlled. Thermal insulation is provided between the energy storage unit and the surface temperature control element.

climate system (1), at least exhibiting: - a heating circuit (2) with a mixed heating circuit (8) and an unmixed heating circuit (5), - a heat generator (11) which is connected to a heating circuit supply (3) and a heating circuit return (4) of the heating circuit (2), wherein a first return (7) of the unmixed heating circuit (5) is directly connected to the heating circuit return (4) of the heating circuit (2), - a three-way valve (15) arranged at a first branch (14) of the heating circuit flow (3), - a first circulation pump (12) which is located upstream of the three-way valve (15) in a flow direction (25) of the heating circuit (2), - a second branch (16) which is downstream of the first branch (14) in the flow direction (25), which connects the heating circuit supply (3) with a second supply (9) of the mixed heating circuit (8) and which connects a second return (10) of the mixed heating circuit (8) with the second supply (9) of the mixed heating circuit (8), and - a second circulation pump (13) arranged in the mixed heating circuit (8). In addition, a method for operating the climate control system (1) and a computer program product (18) are proposed.