CN115636626A - Concrete with heat storage function, preparation method and concrete heat accumulator - Google Patents
Concrete with heat storage function, preparation method and concrete heat accumulator Download PDFInfo
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- CN115636626A CN115636626A CN202211090461.3A CN202211090461A CN115636626A CN 115636626 A CN115636626 A CN 115636626A CN 202211090461 A CN202211090461 A CN 202211090461A CN 115636626 A CN115636626 A CN 115636626A
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- 239000004567 concrete Substances 0.000 title claims abstract description 170
- 238000005338 heat storage Methods 0.000 title claims abstract description 78
- 238000002360 preparation method Methods 0.000 title abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 90
- 239000002699 waste material Substances 0.000 claims abstract description 81
- 239000000463 material Substances 0.000 claims abstract description 65
- 239000002245 particle Substances 0.000 claims abstract description 22
- 239000004568 cement Substances 0.000 claims abstract description 19
- 239000004576 sand Substances 0.000 claims abstract description 19
- 238000003756 stirring Methods 0.000 claims description 57
- 239000000203 mixture Substances 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 19
- 239000000835 fiber Substances 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 6
- 239000004575 stone Substances 0.000 claims description 3
- 230000001172 regenerating effect Effects 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000012634 fragment Substances 0.000 abstract description 3
- 238000004146 energy storage Methods 0.000 abstract description 2
- 239000003365 glass fiber Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000002969 artificial stone Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000000805 composite resin Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention discloses concrete with a heat storage function, a preparation method and a concrete heat accumulator, belonging to the field of buildings, wherein the concrete with the heat storage function comprises the following components in parts by weight: 250-450 parts of cement, 100-300 parts of water, 100-300 parts of sand, 150-300 parts of coarse aggregate and 50-200 parts of fan blade waste. The concrete with the heat storage function is essentially a brand-new heat storage concrete mixed material, and fragments, particles and the like processed by the fan blades are mixed into the heat storage concrete, so that the structural strength of the heat storage concrete can be improved, the light weight is realized, and the energy storage heat of the heat storage concrete accumulated by a single body can be improved.
Description
Technical Field
The invention belongs to the technical field of concrete heat storage, and particularly relates to concrete with a heat storage function, a preparation method and a concrete heat accumulator.
Background
Concrete is one of the most important civil engineering materials of the present generation. The artificial stone is prepared by a cementing material, granular aggregate (also called aggregate), water, an additive and an admixture which are added if necessary according to a certain proportion, and is formed by uniformly stirring, compacting, forming, curing and hardening.
The heat storage concrete is a concrete material with a heat storage function, and is improved on the basis of a traditional concrete formula, so that the improved concrete has certain heat storage capacity; in other prior art, the components of the heat storage concrete are improved, and the aggregate grading is designed, so that the aggregate is accumulated to reach a compact accumulation state, the compactness of the concrete is improved, and the heat storage density of the concrete is improved. However, the above-mentioned heat-storage concrete materials all have a drawback of a large weight per unit mass, resulting in a small application range.
Disclosure of Invention
The invention aims to provide concrete with a heat storage function, a preparation method and a concrete heat accumulator, and aims to solve the problem that in the prior art, a heat storage concrete material has a defect of large unit mass weight, so that the application range is small.
In order to achieve the purpose, the invention adopts the following technical scheme:
in a first aspect of the invention, a concrete with a heat storage function is provided, which comprises the following components by weight:
250-450 parts of cement, 100-300 parts of water, 100-300 parts of sand, 150-300 parts of coarse aggregate and 50-200 parts of fan blade waste.
As an alternative solution of the present invention, the fan blade waste material includes one or more of fan blade powder waste material, fan blade fiber waste material and fan blade block waste material.
As an optional scheme of the invention, the particle size of the fan blade powder waste is less than 0.1mm; the particle size of the fan blade fiber waste material meets the requirement that the particle size is not less than 0.1mm and less than 15mm, and the particle size of the fan blade block waste material is more than 15mm.
As an optional scheme of the present invention, the method for obtaining the fan blade waste material comprises: crushing the fan blade by a giant crusher.
As an optional scheme of the invention, the coarse aggregate is one or more of pebbles, broken stones and broken pebbles.
In a second aspect of the present invention, a method for preparing a concrete with a thermal storage function is provided, which comprises the following steps:
crushing the fan blade to obtain fan blade waste;
mixing and stirring the fan blade waste material, cement, sand and coarse aggregate together until the mixture is uniform, so as to obtain concrete with a heat storage function; wherein water is added gradually while mixing and stirring.
As an alternative solution of the present invention, the fan blade waste includes fan blade powder waste, fan blade fiber waste and fan blade block waste.
As an alternative solution, the particle size of the fan blade waste is less than 50mm.
As an optional scheme of the invention, in the step of adding water gradually during mixing and stirring, 60-70% of the total amount of water is added during starting mixing and stirring, and the mixture is stirred uniformly to obtain a concrete initial material;
and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
In a third aspect of the present invention, a concrete heat accumulator is provided, which includes a solid heat accumulator and a heat exchange pipe disposed inside the heat accumulator, wherein the solid heat accumulator is made of the above concrete.
The invention has the following beneficial effects:
1) The concrete with the heat storage function is essentially a brand-new heat storage concrete mixed material, and fragments, particles and the like processed by fan blades are mixed into the heat storage concrete, so that the structural strength of the heat storage concrete can be improved, the light weight can be realized, and the energy storage heat of the heat storage concrete in a single body can be improved.
2) The wind power blade is mainly made of fiber reinforced materials such as glass fibers and carbon fiber resin composite materials, and has the advantages of corrosion resistance, light weight and high strength, but the concrete with the heat storage function is difficult to melt and remold due to a firm internal chemical structure, and the problem of difficult recovery exists.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic flow chart of a preparation method of concrete with a heat storage function in an embodiment of the invention.
FIG. 2 is a schematic flow chart of a method for adding water in the mixing and stirring step in the embodiment of the invention.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The following detailed description is exemplary in nature and is intended to provide further details of the invention. Unless otherwise defined, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention.
The scheme provides concrete with a heat storage function, a preparation method and a concrete heat accumulator, and the waste materials of the fan blades are added into the concrete, so that the concrete has a heat storage function and good mechanical properties.
As shown in fig. 1, a method for preparing concrete with heat storage function includes the following steps:
s1, crushing a fan blade to obtain fan blade waste;
and S2, mixing and stirring the fan blade waste, cement, sand, coarse aggregate and water together until the mixture is uniform, and obtaining the concrete with the heat storage function.
As shown in fig. 2, in S2, water is added as follows:
s21, adding most of water when stirring and mixing are started, and uniformly mixing and stirring to obtain a concrete primary material;
s22, adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, the following examples are included
Example 1
A preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste; in the step, the fan blade is crushed by the giant crusher to obtain the fan blade waste.
Mixing and stirring 50 parts by weight of the fan blade waste, 390 parts by weight of cement, 240 parts by weight of sand, 210 parts by weight of coarse aggregate and 130 parts by weight of water until the mixture is uniform, thereby obtaining concrete with a heat storage function; wherein, when the stirring and mixing are started, most of water is added, and the mixture is stirred uniformly to obtain a concrete primary material; and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60-70% of the total amount of 130 parts of water is added firstly to obtain a concrete primary material, and then the rest part of water is added.
Specifically, the fan blade waste includes fan blade powder waste, fan blade fiber waste, and fan blade block waste. Further, the particle size of the fan blade waste is less than 50mm. In a preferred embodiment, the particle size of the fan blade powder waste is less than 0.1mm; the particle size of the fan blade fiber waste material meets the requirement that the particle size is not less than 0.1mm and less than 15mm, and the particle size of the fan blade block waste material is more than 15mm.
Example 2
The difference between the embodiment 2 and the embodiment 1 lies in the difference of the added concrete components in parts by weight, which is as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
mixing and stirring 80 parts by weight of the fan blade waste, 300 parts by weight of cement, 180 parts by weight of sand, 150 parts by weight of coarse aggregate and 280 parts by weight of water until the mixture is uniform, thus obtaining concrete with a heat storage function; adding most of water when stirring and mixing are started, and mixing and stirring the materials uniformly to obtain a concrete primary material; and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60-70% of the total amount of 280 parts of water is added firstly to obtain a concrete primary material, and then the rest part of water is added.
Example 3
The difference between the embodiment 3 and the embodiment 1 lies in the difference of the added concrete components in parts by weight, which is as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
mixing 130 parts by weight of the fan blade waste, 450 parts by weight of cement, 300 parts by weight of sand, 190 parts by weight of coarse aggregate and 300 parts by weight of water, and stirring uniformly to obtain concrete with a heat storage function; wherein, when the stirring and mixing are started, most of water is added, and the mixture is stirred uniformly to obtain a concrete primary material; and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60-70% of the total amount of 300 parts of water is added firstly to obtain a concrete primary material, and then the rest part of water is added.
Example 4
The difference between the embodiment 4 and the embodiment 1 lies in the difference of the added concrete components in parts by weight, which is as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
170 parts of fan blade waste, 330 parts of cement, 260 parts of sand, 300 parts of coarse aggregate and 100 parts of water are mixed and stirred uniformly to obtain concrete with a heat storage function; adding most of water when stirring and mixing are started, and mixing and stirring the materials uniformly to obtain a concrete primary material; and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60 to 70 percent of the total amount of 100 parts of water is added firstly to obtain the initial material of the concrete, and then the rest part of water is added.
Example 5
The difference between the embodiment 5 and the embodiment 1 lies in the difference of the added concrete components in parts by weight, which is as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
mixing and stirring 200 parts by weight of the fan blade waste, 250 parts by weight of cement, 100 parts by weight of sand, 270 parts by weight of coarse aggregate and 210 parts by weight of water until the mixture is uniform, thereby obtaining concrete with a heat storage function; adding most of water when stirring and mixing are started, and mixing and stirring the materials uniformly to obtain a concrete primary material; and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60-70% of the total amount of 210 parts of water is added firstly to obtain a concrete initial material, and then the rest part of water is added.
Example 6
The difference between the embodiment 6 and the embodiment 1 lies in the difference of the added concrete components in parts by weight, which is as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
mixing and stirring 120 parts by weight of the fan blade waste, 280 parts by weight of cement, 110 parts by weight of sand, 220 parts by weight of coarse aggregate and 190 parts by weight of water uniformly to obtain concrete with a heat storage function; adding most of water when stirring and mixing are started, and mixing and stirring the materials uniformly to obtain a concrete primary material; and then adding the rest water into the initial concrete material, and continuously mixing and stirring the mixture until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60-70% of the total amount of 190 parts of water is added firstly to obtain a concrete primary material, and then the rest part of water is added.
Example 7
The difference between this example 7 and example 1 is that the added concrete components are different in parts by weight, as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
mixing and stirring 140 parts by weight of the fan blade waste, 280 parts by weight of cement, 110 parts by weight of sand, 240 parts by weight of coarse aggregate and 120 parts by weight of water uniformly to obtain concrete with a heat storage function; wherein, when the stirring and mixing are started, most of water is added, and the mixture is stirred uniformly to obtain a concrete primary material; and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60-70% of the total amount of 120 parts of water is added firstly to obtain a concrete primary material, and then the rest part of water is added.
Example 8
The difference between this example 8 and example 1 is that the added concrete components are different in parts by weight, as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
mixing 60 parts by weight of the fan blade waste, 380 parts by weight of cement, 240 parts by weight of sand, 160 parts by weight of coarse aggregate and 190 parts by weight of water, and stirring uniformly to obtain concrete with a heat storage function; adding most of water when stirring and mixing are started, and mixing and stirring the materials uniformly to obtain a concrete primary material; and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60-70% of the total amount of 190 parts of water is added firstly to obtain a concrete primary material, and then the rest part of water is added.
Example 9
The difference between this example 9 and example 1 lies in the difference in the weight parts of the added concrete components, which are as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
mixing and stirring 70 parts by weight of the fan blade waste, 380 parts by weight of cement, 290 parts by weight of sand, 160 parts by weight of coarse aggregate and 190 parts by weight of water until the mixture is uniform, thereby obtaining concrete with a heat storage function; adding most of water when stirring and mixing are started, and mixing and stirring the materials uniformly to obtain a concrete primary material; and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60 to 70 percent of the total amount of 190 parts of water is added firstly to obtain the initial material of the concrete, and then the rest part of water is added.
Example 10
The difference between this example 10 and example 1 is that the added concrete components are different in parts by weight, as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
170 parts of fan blade waste, 360 parts of cement, 290 parts of sand, 160 parts of coarse aggregate and 190 parts of water are mixed and stirred uniformly to obtain concrete with a heat storage function; adding most of water when stirring and mixing are started, and mixing and stirring the materials uniformly to obtain a concrete primary material; and then adding the rest water into the initial concrete material, and continuously mixing and stirring the mixture until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60-70% of the total amount of 190 parts of water is added firstly to obtain a concrete primary material, and then the rest part of water is added.
Example 11
The difference between this example 11 and example 1 lies in the difference in the weight parts of the added concrete components, which are as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
mixing and stirring 200 parts by weight of the fan blade waste, 450 parts by weight of cement, 300 parts by weight of sand, 300 parts by weight of coarse aggregate and 300 parts by weight of water until the mixture is uniform, thereby obtaining concrete with a heat storage function; adding most of water when stirring and mixing are started, and mixing and stirring the materials uniformly to obtain a concrete primary material; and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60-70% of the total amount of 300 parts of water is added firstly to obtain a concrete primary material, and then the rest part of water is added.
Example 12
The difference between this example 11 and example 1 lies in the difference in the weight parts of the added concrete components, which are as follows:
a preparation method of concrete with a heat storage function comprises the following steps:
crushing the fan blade to obtain fan blade waste;
mixing and stirring 50 parts by weight of the fan blade waste, 250 parts by weight of cement, 100 parts by weight of sand, 150 parts by weight of coarse aggregate and 100 parts by weight of water until the mixture is uniform, thus obtaining concrete with a heat storage function; adding most of water when stirring and mixing are started, and mixing and stirring the materials uniformly to obtain a concrete primary material; and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
Specifically, in the process of adding water into the concrete, 60 to 70 percent of the total amount of 100 parts of water is added firstly to obtain the initial material of the concrete, and then the rest part of water is added.
Example 13
The concrete with the heat storage function prepared by the embodiments 1 to 12 comprises the following components in parts by weight:
250-450 parts of cement, 100-300 parts of water, 100-300 parts of sand, 150-300 parts of coarse aggregate and 50-200 parts of fan blade waste.
In this scheme, the fan blade waste material that adds includes one or more in fan blade powder waste material, fan blade fibre waste material and the fan blade block waste material. Wherein the particle size of the fan blade powder waste is less than 0.1mm; the particle size of the fan blade fiber waste material meets the condition that the particle size is not less than 0.1mm and less than 15mm, and the particle size of the fan blade block waste material is more than 15mm.
Specifically, the coarse aggregate involved in the scheme is one or more of pebbles, broken stones and broken pebbles. Or, the construction waste such as the broken brick-concrete wall can be adopted, so that the cost can be further reduced.
According to the concrete with the heat storage function, the waste fan blades are subjected to the giant crusher to obtain fragments or particles with different sizes, so that on one hand, glass fibers in the waste fan blades can be recycled, and the waste of resources and the pollution to the environment are avoided; on the other hand, because wind-powered electricity generation blade's main material is fibre reinforced material, like glass fiber, carbon-fibre resin combined material, the advantage is corrosion-resistant, the quality is light, intensity is high, and this scheme mixes old and useless fan blade recovery material with heat storage concrete material, can promote the heat storage capacity of concrete to and lighten the weight of concrete unit volume.
Example 14
This example 14 provides a concrete heat accumulator comprising a solid heat accumulator and heat exchange tubes disposed within the heat accumulator, the solid heat accumulator being made of the concrete of example 13 above.
Specifically, the concrete heat accumulator mentioned in the scheme is prepared by the following steps: firstly, erecting a heat exchange pipeline made of a metal material in a mould, then pouring the concrete prepared in the embodiment into the mould, and removing the mould after the concrete is dried and formed to obtain the concrete heat accumulator.
Further, the heat exchange pipe that this scheme relates has set up the heat transfer fin that has certain shape on its periphery surface, for example the heat transfer fin is arranged for the ring, the spiral is arranged, is rectangular form and disperses the mode of setting such as arranging, promotion heat transfer effect that can be further.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (10)
1. The concrete with the heat storage function is characterized by comprising the following components in parts by weight:
250-450 parts of cement, 100-300 parts of water, 100-300 parts of sand, 150-300 parts of coarse aggregate and 50-200 parts of fan blade waste.
2. The regenerative concrete according to claim 1, wherein the fan blade waste comprises one or more of fan blade powder waste, fan blade fiber waste, and fan blade block waste.
3. The thermal storage concrete of claim 2, wherein the particle size of the fan blade waste is less than 50mm.
4. The regenerative concrete according to claim 2, characterized in that the fan blade waste is obtained by: crushing the fan blade by a giant crusher.
5. The thermal storage concrete according to claim 1, wherein the coarse aggregate is one or more of pebbles, crushed stones, and crushed pebbles.
6. The method for preparing the concrete with the heat storage function according to claim 1, characterized by comprising the following steps:
crushing the fan blade to obtain fan blade waste;
mixing and stirring the fan blade waste material, cement, sand and coarse aggregate together until the mixture is uniform, so as to obtain concrete with a heat storage function; wherein water is added gradually while mixing and stirring.
7. The method of manufacturing of claim 6, wherein the fan blade waste comprises fan blade powder waste, fan blade fiber waste, and fan blade block waste.
8. The method of claim 7, wherein the fan blade powder waste has a particle size of < 0.1mm; the particle size of the fan blade fiber waste material meets the requirement that the particle size is not less than 0.1mm and less than 15mm, and the particle size of the fan blade block waste material is more than 15mm.
9. The method according to claim 6, wherein in the step of adding water gradually during mixing, 60 to 70 percent of the total amount of water is added during the beginning of mixing, and the mixture is mixed and stirred until the mixture is uniform, so as to obtain a concrete initial material;
and adding the rest water into the concrete primary material, and continuously mixing and stirring until the mixture is uniform to finally obtain the concrete with the heat storage function.
10. A concrete thermal mass comprising a solid thermal mass and heat exchange tubes disposed within the mass, wherein the solid thermal mass is made of the concrete of any one of claims 1 to 4.
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| CN116253553A (en) * | 2023-05-16 | 2023-06-13 | 国能龙源环保有限公司 | Method for preparing concrete by utilizing waste materials of wind turbine generator |
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