CN217357017U - Modular domestic heat radiator integrating phase change heat accumulation and release and control - Google Patents
Modular domestic heat radiator integrating phase change heat accumulation and release and control Download PDFInfo
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- CN217357017U CN217357017U CN202221138524.3U CN202221138524U CN217357017U CN 217357017 U CN217357017 U CN 217357017U CN 202221138524 U CN202221138524 U CN 202221138524U CN 217357017 U CN217357017 U CN 217357017U
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Abstract
The utility model provides a modular household heat dissipation device integrating phase change heat storage and release and control, wherein a phase change heat storage box is arranged in a modular heat dissipation device shell, a plurality of vertical phase change heat storage box heat exchange pipelines are arranged in the phase change heat storage box, the lower ends of the phase change heat storage box heat exchange pipelines are connected with an outlet pipe set, and the outlet pipe set is connected with a water outlet; two layers of heat storage media are filled outside the heat exchange pipeline of the phase change heat storage box, namely an upper 70 ℃ phase change heat storage medium and a lower 40 ℃ phase change heat storage medium; and a water outlet of the circulating water pump is connected with an inlet header at the upper end of the heat exchange pipeline of the phase change heat storage box. The utility model discloses can carry out the heat accumulation in the electric quantity trough time quantum, when the electric quantity peak hour needs the heat supply, carry out the heat supply, automatic control's design makes phase change heat storage case have enough heat to supply heat originally all the time.
Description
Technical Field
The utility model relates to a modular heat abstractor especially relates to a collect phase transition hold heat release and control in domestic heat abstractor of modular of an organic whole.
Background
Along with the rapid development of market economy, the material culture level of people is remarkably improved, the requirement of people on the comfort level of life is increasingly improved, and the requirement on the comfort level is particularly reflected in the aspect of indoor heating in winter. In cold winter, especially in northern areas, domestic heating equipment is greatly needed in both cities and rural areas, so that most of the cities currently use a centralized heating mode, and the rural areas and all parts in the middle still have no more centralized heating mode.
With the improvement of the technological level, new heating modes are emerging continuously to solve the problem of incapability of heating, wherein heating by using electric energy becomes an indispensable emerging heating mode. Although electric heating has the advantage of low pollution, the equipment has the defects of high energy consumption, slow heating, low energy conversion rate, high cost and the like, is difficult to move, has single use and is not beneficial to saving the cost.
And the resource and environment problems are increasingly serious, the problem of overlarge peak-to-valley difference of a power supply network is serious, the power resources are unreasonably used, and the power cost is increased. The method reduces resource waste and saves energy while ensuring comfort and health, and has become a central problem of current development. The solar energy heat supply system has a large volume in the market, and has very wide application in solar hot water supply, but has relatively limited application in heating, and mainly has the problems of high heat supply cost, strict construction requirements and the like. Therefore, it is necessary to provide a movable heating device, which utilizes electric energy to cooperate with solar hot water for heating, can effectively utilize the off-peak time of the power grid, effectively reduce the cost, and provide a convenient heating scheme.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a collect phase transition and hold heat release and control in domestic heat abstractor of modular of an organic whole, can effectively utilize electric quantity trough time quantum control solar energy supply hot water to carry out the heat accumulation to phase transition heat accumulation case, make the heat accumulation case can provide the heat of capacity all the time in order to reach the heating demand and reduce the heating cost.
In order to solve the technical problem, the utility model provides a technical scheme as follows:
the modular household heat sink integrating phase change heat accumulation and release and control comprises a phase change heat accumulation and supply system and a central control system;
the phase change heat storage and supply system comprises a modular heat dissipation device shell; a phase-change heat storage box is arranged in the shell of the modular heat dissipation device, a plurality of vertical phase-change heat storage box heat exchange pipelines are arranged in the phase-change heat storage box, the lower ends of the phase-change heat storage box heat exchange pipelines are connected with an outlet pipe set, and the outlet pipe set is connected with a water outlet; the water outlet is provided with a water outlet valve;
two layers of heat storage media are filled outside a heat exchange pipeline of the phase change heat storage box, namely an upper 70 ℃ phase change heat storage medium and a lower 40 ℃ phase change heat storage medium, and a heat insulation bottom plate is arranged at the bottom of the phase change heat storage box;
a circulating water pump is further arranged in the modular heat dissipation device shell, a sound-proof cover is arranged outside the circulating water pump, a water inlet of the circulating water pump is connected with a water inlet hose, and a water inlet valve is arranged on the water inlet hose; a water outlet of the circulating water pump is connected with an inlet header at the upper end of the heat exchange pipeline of the phase change heat storage box;
the central control system comprises a control circuit electric box, an electromagnetic valve, a temperature sensor, a pressure sensor and a time relay, wherein the control circuit electric box is connected with an intelligent control panel;
the electromagnetic valve is arranged at a water inlet of the heat exchange pipeline of the phase change heat storage box;
the temperature sensors are respectively arranged at different heights of a 70 ℃ phase change heat storage medium and a 40 ℃ phase change heat storage medium;
the pressure sensor is arranged at the water outlet;
the time relay is arranged on the circulating water pump.
The upper side of the modular heat dissipation device shell is provided with two telescopic rods, and the outer end of the modular heat dissipation device shell is connected with the long straight rod.
And a pressing movable buckle door is arranged on the modular heat dissipation device shell corresponding to the positions of the control circuit electric box and the circulating water pump.
The side surface of the shell of the modular heat dissipation device is provided with heat dissipation louver blades, and the position of the heat dissipation louver blades is opposite to that of the control circuit electronic box.
The modular heat dissipation device shell is provided with an inner buckle handrail, and the bottom surface of the modular heat dissipation device shell is provided with two pairs of movable caster devices.
The modular heat dissipation device of the utility model has the advantages of good heat storage and dissipation performance, rapid heating, simple structure, convenient use, energy conservation and the like; the system can realize the intellectualization of the whole heating process and daily maintenance through an intelligent control panel.
The utility model discloses a modular heat abstractor adopts the phase change heat accumulation medium as the heating medium, belongs to indirect heating, and factor of safety is high, and the cooperation solar energy uses the electric quantity energy consumption that can significantly reduce.
The utility model discloses a modular heat abstractor adopts the phase change heat storage medium of different phase transition temperatures can high-efficiently utilize solar water heating, through time relay's control, utilizes the grid wave valley price to melt 70 ℃ phase change heat storage medium and 40 ℃ phase change heat storage medium of phase change heat storage case completely, stores the heat with the latent heat mode, then emits the heat through both sides tripe thermovent to realize heating.
The utility model discloses a modular heat abstractor not only can adjust the peak valley difference of electric wire netting load, can also adopt peak valley period price to calculate, practices thrift the running cost, and economic environmental protection to the heating is timely, still can realize the heat supply during the power failure.
The utility model discloses a truckle device is installed to modular heat abstractor bottom, and it is convenient to remove, satisfies arbitrary space heat supply demand, and it is very convenient to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side sectional view of the present invention;
FIG. 3 is a side cross-sectional view of the phase change heat storage tank of the present invention;
FIG. 4 is a front view of the present invention;
fig. 5 is an exterior side view of the present invention;
FIG. 6(A) is a schematic structural view of the heat insulation bottom plate of the present invention;
FIG. 6(B) is a top view of the heat insulation bottom plate of the present invention;
fig. 7 is a top view of the intelligent control panel of the present invention;
fig. 8 is a schematic structural view of the clothes-horse of the utility model;
fig. 9 is a three-dimensional view of the present invention;
fig. 10 is a flow chart of the automatic control of the central control system according to the present invention.
Detailed Description
The following will clearly and completely describe the technical solution of the embodiment of the present invention with reference to the drawings in the embodiment of the present invention from fig. 1 to fig. 10.
As shown in fig. 1 and 9, the modular domestic heat dissipation device integrating phase-change heat storage and release and control comprises a phase-change heat storage and supply system and a central control system;
the phase change heat storage and supply system comprises a modular heat dissipation device shell 26, wherein heat dissipation louvers 19 are arranged on the side wall of the modular heat dissipation device shell 26;
a phase change heat storage box 27 is arranged in the modular heat dissipation device shell 26, a plurality of vertical phase change heat storage box heat exchange pipelines 1 are arranged in the phase change heat storage box 27, the lower ends of the phase change heat storage box heat exchange pipelines 1 are connected with an outlet pipe set, and the outlet pipe set is connected with a water outlet 15; the water outlet 15 is provided with a water outlet valve;
the heat exchange pipeline 1 of the phase change heat storage box is filled with two layers of heat storage media, namely an upper 70 ℃ phase change heat storage medium 2 and a lower 40 ℃ phase change heat storage medium 3, and the bottom of the phase change heat storage box 27 is provided with a heat insulation bottom plate 4;
a circulating water pump 10 is further arranged in the modular heat dissipation device shell 26, a sound-proof cover 9 is arranged outside the circulating water pump 10, a water inlet of the circulating water pump 10 is connected with a water inlet hose 12, and a water inlet valve 11 is arranged on the water inlet hose 12; a water outlet of the circulating water pump 10 is connected with an inlet header at the upper end of the phase change heat storage box heat exchange pipeline 1;
the central control system comprises a control circuit electric box 7, the control circuit electric box 7 is connected with an intelligent control panel 8, and the central control system also comprises an electromagnetic valve 14, a temperature sensor 16, a pressure sensor 17 and a time relay 28 which are respectively connected with the control circuit electric box 7;
the electromagnetic valve 14 is arranged at a water inlet of the phase change heat storage tank heat exchange pipeline 1;
the temperature sensors 16 are respectively arranged at different heights of the 70 ℃ phase change heat storage medium 2 and the 40 ℃ phase change heat storage medium 3;
the pressure sensor 17 is arranged at the water outlet 15;
the time relay 28 is mounted on the circulating water pump 10.
The modular heat dissipation device comprises a modular heat dissipation device shell 26, a control circuit electronic box 7, a circulating water pump 10 and a phase change heat storage box 27, wherein the modular heat dissipation device shell 26 and the phase change heat storage box 27 are both made of 304 stainless steel materials, and the phase change heat storage box 27 and the modular heat dissipation device shell 26 are fixed through a heat insulation bottom plate 4. The heat insulation base 4 is provided with a first screw hole 5 fixed with the modular heat sink shell 26 and a second screw hole 6 fixed with the phase change heat storage tank 27.
The signal output ends of the temperature sensor 16 and the pressure sensor 17 are connected with the signal input end of a control circuit in the control circuit electric box 7; the input signal end of a time relay 28 switch of the circulating water pump 10 is connected with the output signal end of a control circuit in the control circuit electric box 7, an electromagnetic valve 14 is arranged between the circulating water pump 10 and the phase change heat storage box 27, and the signal input end of the electromagnetic valve 14 is connected with the output end of a control current signal in the control circuit electric box 7.
When the circulating water pump 10 operates to input hot water into the phase-change heat storage tank 27 for heat storage, when the temperature sensor 16 measures that the temperature is higher than a certain set temperature or lower than a certain set temperature, a signal is transmitted to a control circuit of the control circuit electric tank 7, when the pressure sensor 17 measures that the current pressure is higher than or lower than a certain set pressure value, a pressure signal is transmitted to the control circuit, and the control circuit in the control circuit electric tank 7 controls the opening or closing of the circulating water pump 10 and the electromagnetic valve 14 according to the transmitted temperature signal reading and pressure reading signals, so that the heat storage process can be accurately controlled, and the waste of heat is avoided.
More specifically, as shown in fig. 1 and 2, the circulating water pump 10 is located below the control circuit electronic box 7, and the sound-proof cover 9 made of sound-proof material and having a sound-proof structure is arranged, so that noise generated when the circulating water pump 10 operates is greatly reduced; the water inlet of the circulating water pump 10 is connected with the water inlet of the modular heat dissipation device shell 26, the water inlet valve 11 and the water inlet hose 12 are arranged in the middle, and the water inlet hose 12 is connected with a hot water heat source; the base of the circulating water pump 10 and the modular heat sink housing 26 are fixed by means of fixing screw holes. The water outlet of the circulating water pump 10 is connected with the inlet header of the phase change heat storage water tank heat exchange pipeline 1, the pipe diameter specification of the inlet header is DN25, hot water is input into 12 vertically parallel heat exchange pipelines with the pipe diameter specification of DN20 under the power action of the circulating water pump 10, the hot water is finally converged into the outlet header with the specification of DN25 of the phase change heat storage water tank heat exchange pipeline 1 after heat exchange through each heat exchange pipeline, after heat exchange and heat storage, the phase change heat storage tank 27 conducts heat dissipation and heating through the heat dissipation louvers 19 corresponding to the modular heat dissipation device shell 26 on the two sides of the tank body, the outlet header is connected with the water outlet 15 of the modular heat dissipation device shell 26, the water outlet 15 is also provided with a water outlet valve and a water outlet hose, the hot water enters the solar water heating system again after heat exchange to be heated, and waste of water resources is reduced.
The modular heat sink housing 26 is made of 304 stainless steel, and has a length of 1250mm × 900mm and a cross-section of 300 mm.
The heat-dissipating louvers 19 on the surface of the modular heat sink housing 26 are angled at 70 degrees to maximize heat dissipation and provide dust and dirt protection.
The sound-proof housing 9 is 20mm thick, adopts the hard fiberboard of surface perforation processing, has the sound absorption bandwidth, and the acoustic performance is good, advantage that the cost is low.
As shown in fig. 1-3, the phase change heat storage tank 27 has a length of 675mm × 750mm and a cross section of 240mm, the phase change heat storage medium inside the tank body is uniformly divided into an upper part and a lower part, the middle part is partitioned by a copper alloy plate with good heat transfer performance, the upper half part is the phase change heat storage medium 2 at 70 ℃, the lower half part is the phase change heat storage medium 3 at 40 ℃, the tank body is arranged in a totally closed manner, after hot water enters the phase change heat storage tank heat exchange pipeline 1 through the inlet header, sufficient heat melts the upper half part of the phase change heat storage medium 2 at 70 ℃, the heat is stored in a latent heat manner, the hot water after heat exchange still has a certain temperature, and then flows into the lower half part of the phase change heat storage medium 3 at 40 ℃, the residual heat of the hot water melts the part of the heat storage medium, and the heat is stored in the latent heat manner by the phase change heat storage medium 3 at 40 ℃. Temperature sensors 16 are inserted into the two heat storage media, and when the temperature detected by the upper half temperature sensor 16 is 70 ℃ and the temperature detected by the lower half temperature sensor is 40 ℃, and the pressure detected by the pressure sensor 17 reaches the pressure in the anhydrous state, the control circuit in the control circuit electronic box 7 controls the circulating water pump 10 and the electromagnetic valve 14 to be closed to stop heat storage.
The phase-change heat storage medium is one or more of paraffin, sodium sulfate and potassium sulfate.
Considering that as an indoor heating apparatus, the heat demand of indoor heating needs to be considered; taking a certain building with a square meter of 80 square meters in the Wuhan region in winter as an example, the indoor heat load mainly comprises the heat consumption of the building enclosure, the heat consumption of cold air invading through the door and the hole, and the heat consumption of indoor air permeating through the gap between the door and the window. The winter indoor heating heat load index is calculated in detail as follows:
q＝Q/A 0
wherein Q is the heat load (W) of the winter heating and ventilating system, A 0 Is a building area (square meter).
Q＝Q 1 +Q 2
Q 1 ＝A×F×K×(t n -t wn )
Wherein A, F, K, t n ，t wn Respectively representing the basic heat consumption (W) of the building enclosure, the area (square meter) of the building enclosure, the heat transfer coefficient (W/(. square meter.K)), the temperature difference correction coefficient, the indoor calculated temperature (DEG C) in winter and the outdoor temperature (DEG C) for heating.
Additional heat consumption Q 1 Also included are heading add-on, wind add-on, and altitude add-on, calculated as per the norm percentage.
Q 2 ＝0.28×c p ×ρ wn ×L×(t n -t wn )
L＝L 0 ×1×m×b
Wherein Q 2 Indicating the heat consumption of cold air penetrating into the room through the gaps between the doors and windows, c p Represents the specific heat capacity at constant pressure, ρ wn Represents the air density at the calculated temperature outside the heating room, L represents the amount of permeated air, L 0 The method is characterized in that the method represents the air volume entering the room through a door gap per meter under the independent action of the wind pressure at the reference height, 1 represents the calculated length of the door gap, m represents a cold wind infiltration pressure difference comprehensive correction coefficient, and b represents a door and window infiltration wind index.
The phase change temperature of the paraffin-capric acid composite phase change material is 40 ℃, the phase change latent heat is 190J/g, the phase change temperature of the paraffin-stearic acid composite phase change material is 70 ℃, the phase change latent heat is 240J/g, the average indoor temperature in Wuhan winter is 7-12 ℃, and the temperature is 15 ℃ lower than the indoor temperature of a northern heating city.
Taking a certain square meter of 80 square meters in Wuhan region as an example, the heat index is 56 w/square meter.
The phase-change heat storage box contains 109.35kg of phase-change heat storage medium, and can release 2.35 multiplied by 10 heat in total 8 J, the heat can be completely released to maintain the heat supply in the 80 square meter room for 11 hours.
In order to improve the heat exchange efficiency, a plurality of spherical cavities with the diameter of 50mm are processed in each phase change heat storage box heat exchange pipeline 1, and the adjacent cavities are tightly filled with 70 ℃ phase change heat storage media 2 and 40 ℃ phase change heat storage media 3.
When the temperature sensor 16 detects that the upper half temperature and the lower half temperature are lower than a certain set temperature, heat is stored again, and the next cycle is performed.
For example, paraffin with the phase change temperature of 70 ℃ and 40 ℃ can be adopted, and the paraffin has the characteristics of no toxicity, no harm, no corrosion, low price and the like, and is used as a phase change heat storage medium, so that the safety is higher.
A time relay 28 is arranged outside the circulating water pump 10, an output signal of the time relay is received by a control circuit in the control circuit electronic box 7, the time relay 28 reasonably sets the running time according to the peak-valley electricity price, and the time relay 28 is in linkage interaction with the temperature sensor 16 and the pressure sensor 17 to determine the opening and closing of the electromagnetic valve 14 and the circulating water pump 10.
As shown in fig. 7 and 9, an intelligent control panel 8 is installed on the upper side of the modular heat sink housing 26, and through the panel, a manual mode and an automatic mode can be switched, wherein the automatic mode is reasonably opened and closed according to the peak-valley period of the power grid, and the manual mode is manually operated to supply water and shut down; the intelligent control panel 8 is also provided with a power indicator lamp, a mode indicator lamp, a fault alarm lamp and a numeric keyboard, and the intelligent control panel is used for operating when the equipment is started and shut down, so that the intelligent control panel is simple and convenient to operate.
The operation flow in the automatic control mode proceeds according to fig. 10.
Through intelligent control panel 8, can set up by oneself and set up equipment operating time period, not only be limited to the electric wire netting peak valley period, set up by oneself according to actual demand.
As shown in fig. 4, 5 and 8, two telescopic rods 25 are assembled on the upper side of the modular heat sink housing 26, and the outer end of the modular heat sink housing is connected with the long straight rod, so that when the device is used for heat dissipation, articles to be dried and heated, such as clothes, can be placed on the modular heat sink housing, the heat dissipation is fully utilized, and the long straight rod is positioned in the groove when the telescopic rods 25 are in a shortened state.
As shown in fig. 6(a) and 6(B), the heat insulation base 4 has a first screw hole 5 at a position corresponding to the modular heat sink housing 26, so that the heat insulation base 4 can be firmly fixed in the modular heat sink housing 26, and the phase change heat storage tank 27 is firmly fixed on the heat dissipation base 4 through a second transverse screw hole 6.
As shown in fig. 4, a press-button door is mounted on the modular heat sink housing 26 corresponding to the positions of the control circuit electronic box 7 and the circulating water pump 10, so as to detect the operation of the control circuit and the circulating water pump 10.
As shown in fig. 5, a heat dissipation louver 19 is disposed on one side of the control circuit box 7 on the side of the modular heat sink housing 26, so that heat can be dissipated timely when the device is operating, and an inner-buckled handle 23 is disposed above the heat dissipation louver 19, thereby facilitating movement of the device.
As shown in fig. 1 and 9, the bottom surface of the modular heat sink housing 26 is equipped with two pairs of caster devices 18, so that the movement is convenient, the space heating requirements are met, and the cost performance is high.
According to the modular household heat dissipation device integrating phase change heat storage and release and control, a mode of introducing high-temperature fluid such as solar hot water to exchange heat with a phase change heat storage medium in a phase change heat storage box is adopted, and the modular household heat dissipation device is matched with circuit control, so that the peak-to-peak price difference of a power grid is reasonably utilized to operate, on one hand, the high energy consumption of a complete electric heating mode and the instability of power utilization can be avoided, the peak-to-valley difference of the power grid load is effectively adjusted, the operation cost is saved, and the modular household heat dissipation device is economic and environment-friendly; on the other hand, due to the characteristics of the phase-change heat storage medium, the situation that no heat is available during power failure can be effectively avoided under the condition of advanced heat storage. The safety and the stability of the equipment can be effectively improved by the phase change heat storage under the control of the multi-signal and the multi-port, so that the heat dissipation device can always provide enough energy for use; simple structure, shared space is less to can remove, phase change medium's selection and shell mechanism can effectively reduce cost, extension heat abstractor's life, have good market prospect.
Claims (5)
1. The modular domestic heat sink integrating phase change heat accumulation and release and control is characterized by comprising a phase change heat accumulation and supply system and a central control system;
wherein the phase change heat storage and supply system comprises a modular heat sink housing (26); a phase change heat storage box (27) is arranged in the modular heat dissipation device shell (26), a plurality of vertical phase change heat storage box heat exchange pipelines (1) are arranged in the phase change heat storage box (27), the lower ends of the phase change heat storage box heat exchange pipelines (1) are connected with an outlet pipe set, and the outlet pipe set is connected with a water outlet (15); the water outlet (15) is provided with a water outlet valve;
two layers of heat storage media, namely an upper 70 ℃ phase change heat storage medium (2) and a lower 40 ℃ phase change heat storage medium (3), are filled outside the heat exchange pipeline (1) of the phase change heat storage box, and a heat insulation bottom plate (4) is arranged at the bottom of the phase change heat storage box (27);
a circulating water pump (10) is further arranged in the modular heat dissipation device shell (26), a sound-proof shield (9) is arranged outside the circulating water pump (10), a water inlet of the circulating water pump (10) is connected with a water inlet hose (12), and a water inlet valve (11) is arranged on the water inlet hose (12); a water outlet of the circulating water pump (10) is connected with an inlet header at the upper end of the phase-change heat storage box heat exchange pipeline (1);
the central control system comprises a control circuit electric box (7), the control circuit electric box (7) is connected with an intelligent control panel (8), and the central control system also comprises an electromagnetic valve (14), a temperature sensor (16), a pressure sensor (17) and a time relay (28) which are respectively connected with the control circuit electric box (7);
the electromagnetic valve (14) is arranged at a water inlet of the phase change heat storage box heat exchange pipeline (1);
the temperature sensors (16) are respectively arranged at different heights of the 70 ℃ phase change heat storage medium (2) and the 40 ℃ phase change heat storage medium (3);
the pressure sensor (17) is arranged at the water outlet (15);
the time relay (28) is arranged on the circulating water pump (10).
2. The modular household heat sink integrating phase change heat accumulation and release and control as claimed in claim 1, wherein the modular heat sink housing (26) is assembled with two telescopic rods (25) at the upper side, and the outer end is connected with the long straight rod.
3. The modular household heat sink integrating phase-change heat accumulation and control as claimed in claim 1, wherein a press-button door is installed on the modular heat sink housing (26) corresponding to the positions of the control circuit electronic box (7) and the circulating water pump (10).
4. The modular domestic heat sink integrating phase-change heat accumulation and control as claimed in claim 1, wherein the modular heat sink housing (26) has heat dissipation louvers (19) on the side thereof opposite to the control circuit box (7).
5. The modular heat sink for domestic use integrating heat accumulation and heat release with phase change as claimed in claim 1, wherein the modular heat sink housing (26) is provided with snap-in armrests (23) and is equipped with two pairs of caster devices (18) on the bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221138524.3U CN217357017U (en) | 2022-05-12 | 2022-05-12 | Modular domestic heat radiator integrating phase change heat accumulation and release and control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221138524.3U CN217357017U (en) | 2022-05-12 | 2022-05-12 | Modular domestic heat radiator integrating phase change heat accumulation and release and control |
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| Publication Number | Publication Date |
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| CN217357017U true CN217357017U (en) | 2022-09-02 |
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| CN202221138524.3U Active CN217357017U (en) | 2022-05-12 | 2022-05-12 | Modular domestic heat radiator integrating phase change heat accumulation and release and control |
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- 2022-05-12 CN CN202221138524.3U patent/CN217357017U/en active Active
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