CN106830808A - A kind of solar energy heat-storage material self-compacting concrete - Google Patents
A kind of solar energy heat-storage material self-compacting concrete Download PDFInfo
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- CN106830808A CN106830808A CN201710131425.XA CN201710131425A CN106830808A CN 106830808 A CN106830808 A CN 106830808A CN 201710131425 A CN201710131425 A CN 201710131425A CN 106830808 A CN106830808 A CN 106830808A
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- solar energy
- storage material
- compacting concrete
- porous ceramic
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- 238000005338 heat storage Methods 0.000 title claims abstract description 20
- 239000011376 self-consolidating concrete Substances 0.000 title claims abstract description 20
- 239000011232 storage material Substances 0.000 title claims abstract description 17
- 239000000919 ceramic Substances 0.000 claims abstract description 29
- 239000000843 powder Substances 0.000 claims abstract description 23
- 239000000835 fiber Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 15
- 239000004568 cement Substances 0.000 claims abstract description 13
- 239000004576 sand Substances 0.000 claims abstract description 11
- 239000004575 stone Substances 0.000 claims abstract description 11
- 238000005406 washing Methods 0.000 claims abstract description 11
- 239000004567 concrete Substances 0.000 claims abstract description 9
- 239000011149 active material Substances 0.000 claims abstract description 6
- 239000000654 additive Substances 0.000 claims abstract description 6
- 230000000996 additive effect Effects 0.000 claims abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 10
- 238000005056 compaction Methods 0.000 claims description 10
- 230000015271 coagulation Effects 0.000 claims description 8
- 238000005345 coagulation Methods 0.000 claims description 8
- 239000004570 mortar (masonry) Substances 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 150000001735 carboxylic acids Chemical class 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 150000007513 acids Chemical class 0.000 claims description 5
- 239000002956 ash Substances 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- 239000010881 fly ash Substances 0.000 claims description 4
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229920005646 polycarboxylate Polymers 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 239000002893 slag Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000005336 cracking Methods 0.000 claims description 3
- 235000015110 jellies Nutrition 0.000 claims description 3
- 239000008274 jelly Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 2
- 230000003467 diminishing effect Effects 0.000 claims 1
- 238000009825 accumulation Methods 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 239000011398 Portland cement Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000004574 high-performance concrete Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
- C04B2103/302—Water reducers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention relates to a kind of solar energy heat-storage material self-compacting concrete, it is made up of sand, stone, heat conducting fiber and water in cement, active material, porous ceramic grain carried metal powder, additive, washing.With thermal capacitance higher, the heat accumulation efficiency of heat accumulating can not only be ensured, overcome original Concrete heat storage material consistency low, problem easy to crack after high temperature, additionally it is possible to improve self-compacting concrete and use scope.Present invention process is simple, with economy and environmental benefit higher, belongs to high added value recycling.
Description
Technical field
The present invention relates to a kind of solar energy heat-storage material self-compacting concrete.Such self-compacting concrete can be used in too
The positive hot generating researching of sensible heat storage material of energy, with thermal capacitance value higher, and resistance to elevated temperatures, it is adaptable to which solar energy thermal-power-generating etc. is led
Domain.
Background technology
Because the energy, environmental problem are increasingly serious, fully and make rational use of resources be solve the energy, environmental crisis it is important
Measure.In solar energy thermal-power-generating, hot memory technology has played central role, and solving heat generating can only utilize the method for solar energy straight
Radiation, in the problem that cloudy day, rainy day and night can not generate electricity.Fused salt is often used as hot generating heat accumulating, but its compared with
Strong corrosiveness and freezing point higher causes the maintenance after cost of material and later stage pipeline damage and maintenance cost all very
It is high.In solid sensible heat material, high-temperature cement concrete material advantage is clearly.The low cost of concrete material, and relatively
Stable performance.But used as a kind of hydraulic binder, Concrete heat storage material is generally using fire safe types such as aluminate cements
Cementing material, the cost of this material is higher relative to Portland cement.If Portland cement can be overcome in high temperature
The problems such as lower unstable properties, heat storage capacity straight line decline, just can largely reduces cost and expand normal silicate water
The range of application of mud.Self-compacting concrete is a kind of high performance concrete, due to high fluidity, good durability and construction party
Just many advantages, such as and by engineering circles extensive use.But in promoting the use of, it is necessary to when overcoming self-compacting concrete in high temperature pass
Lead the low problem of efficiency.
The content of the invention
The purpose of the present invention is directed to that Concrete heat storage material high-temperature behavior in solar energy thermal-power-generating is unstable, heat storage capacity
The problems such as decline, formulation optimization is carried out to self-compacting concrete, it is possible to increase stored up at a high temperature of solar energy thermal-power-generating heat accumulating
The thermal efficiency.New high-efficiency polycarboxylic acids dehydragent is added simultaneously, greatly enhances the consistency of self-compaction heat accumulating.
The present invention has not only widened the application field of self-compacting concrete, while being greatly reduced solar energy thermal-power-generating heat accumulation link
Application cost, preparation method is simple, excellent performance.
The object of the invention is achieved by the following technical programs：
A kind of solar energy heat-storage material self-compacting concrete, is made up of the raw material of following components by weight percent：
230~300 parts of cement, 100~170 parts of active material, 20~30 parts of porous ceramic grain carried metal powder, additive 5~6
Part；553~830 parts of sand in washing；998~1150 parts of stone；0.1~1.5 part of heat conducting fiber, 50~100 parts of water.
Described active material is using one or more in flyash, metakaolin, silicon ash, ground slag.
Described porous ceramic grain carried metal powder is by 7 by porous ceramic grain material and metal powder material machinery：3 ratios mix
Form.
Described metal powder material includes one or more in copper powder, iron powder, aluminium powder.
Described additive includes high-thin arch dam polycarboxylic acids dehydragent, urethane type slow setting poly carboxylic acid series water reducer, low entraining
Enhanced solid polycarboxylic acid water reducing agent, reinforcing type polycarboxylic acid series concrete subtract jelly, ultra early-strength polycarboxylate water-reducer, cracking resistance and subtract
One kind in miniature poly carboxylic acid series water reducer.
Described heat conducting fiber is one or more in carbon fiber, copper fiber, iron fiber, stainless steel fibre.
The invention also discloses the preparation method of the solar energy heat-storage material self-compacting concrete, using following step
Suddenly：
（1）Porous ceramic grain and metal powder are pressed 7：3 ratios are stirred 10-15 minutes in advance, and porous ceramic grain carried metal powder is obtained.
（2）By weight respectively metering cement, active material, porous ceramic grain carried metal powder, additive, sand in washing,
Stone, heat conducting fiber, water, stir 30-60 minutes, and self-compaction coagulation mortar is obtained after being well mixed.
Beneficial effect
1st, the high heat storage performance of the self-compaction heat accumulation concrete meets the demand of solar energy thermal-power-generating heat accumulating, widens significantly
The range of application of self-compacting concrete material.
2nd, the addition of new and effective polycarboxylate water-reducer overcomes the problem of heat accumulating low density, improves heat accumulation material
The heat accumulation efficiency of material.
3rd, preparation technology is very simple, can effectively improve shaping efficiency.
Specific embodiment：
Case study on implementation 1
（1）Porous ceramic grain and copper powder are pressed 7：3 ratios are stirred 10-15 minutes in advance, and porous ceramic grain load copper powder is obtained.
（2）Measure 230 parts of cement, 100 parts of flyash, 20 parts of copper powder of porous ceramic grain load, high-thin arch dam respectively by weight
553 parts of sand, 998 parts of stone, 0.1 part of carbon fiber, 50 parts of water in 5 parts of polycarboxylic acids dehydragent, washing, stir mixing in 30 minutes equal
It is even, self-compaction coagulation mortar is obtained.
Case study on implementation 2
（1）Porous ceramic grain and iron powder are pressed 7：3 ratios are stirred 10-15 minutes in advance, and porous ceramic grain load copper powder is obtained.
（2）Measure 300 parts of cement, 170 parts of metakaolin, 30 parts of iron powder of porous ceramic grain load, urethane respectively by weight
830 parts of sand, 1150 parts of stone, 1.5 parts of copper fiber, 100 parts of water in 6 parts of type slow setting poly carboxylic acid series water reducer, washing, stir 40 points
Clock is well mixed, and self-compaction coagulation mortar is obtained.
Case study on implementation 3
（1）Porous ceramic grain and aluminium powder are pressed 7：3 ratios are stirred 10-15 minutes in advance, and porous ceramic grain load copper powder is obtained.
（2）250 parts of cement, 150 parts of silicon ash, 25 parts of aluminium powder of porous ceramic grain load, low entraining is measured respectively by weight to increase
600 parts of sand, 1000 parts of stone, 1 part of iron fiber, 80 parts of water in 5 parts of strong type solid polycarboxylic acid water reducing agent, washing, stir 50 minutes
It is well mixed, self-compaction coagulation mortar is obtained.
Case study on implementation 4
（1）The mixed-powder of porous ceramic grain and copper powder aluminium powder is pressed 7：3 ratios are stirred 10-15 minutes in advance, porous ceramic grain is obtained and bears
Copper-loaded powder.
（2）Measure 280 parts of cement, 130 parts of ground slag, 22 parts of copper powder of porous ceramic grain load, enhancing respectively by weight
Type poly carboxylic acid series concrete subtracts 700 parts of sand, 1005 parts of stone, 1.2 parts of stainless steel fibre, 50 parts of water in 6 parts of jelly, washing, stirs
Mix 60 minutes and be well mixed, self-compaction coagulation mortar is obtained.
Case study on implementation 5
（1）Porous ceramic grain and iron powder are pressed 7：3 ratios are stirred 10-15 minutes in advance, and porous ceramic grain load copper powder is obtained.
（2）Measure respectively by weight 240 parts of totally 150 parts of cement, flyash+silicon ashes, 24 parts of iron powder of porous ceramic grain load,
650 parts of sand, 1000 parts of stone, totally 0.8 part of carbon fiber+iron fiber, 70 parts of water in 5 parts of ultra early-strength polycarboxylate water-reducer, washing,
Stirring is well mixed for 30 minutes, and self-compaction coagulation mortar is obtained.
Case study on implementation 6
（1）The mixed-powder of porous ceramic grain and copper powder iron powder aluminium powder is pressed 7：3 ratios are stirred 10-15 minutes in advance, and porous pottery is obtained
Particle loading copper powder.
（2）240 parts of cement, totally 160 parts of silicon ash+metakaolin+fine mill slag, porous ceramic grain is measured respectively by weight to bear
Carry 800 parts of sand, 1100 parts of stone, copper fiber+iron fiber in 28 parts of aluminium powder, 6 parts of cracking resistance shrinkage type poly carboxylic acid series water reducer, washing
Totally 1.4 parts of+stainless steel fibre, 90 parts of water, are uniformly mixed, and self-compaction coagulation mortar is obtained.
Claims (7)
1. a kind of solar energy heat-storage material self-compacting concrete, it is characterised in that its composition and parts by weight are as follows：
230~300 parts of cement, 100~170 parts of active material, 20~30 parts of porous ceramic grain carried metal powder, additive 5~6
Part；553~830 parts of sand, 998~1150 parts of stone, 0.1~1.5 part of heat conducting fiber, 50~100 parts of water in washing.
2. a kind of solar energy heat-storage material self-compacting concrete according to claim 1, it is characterised in that described work
Property material using one or more in flyash, metakaolin, silicon ash, ground slag.
3. a kind of solar energy heat-storage material self-compacting concrete according to claim 1, it is characterised in that described is more
Hole haydite carried metal powder is by 7 by porous ceramic grain material and metal powder material machinery：3 ratios are mixed.
4. a kind of solar energy heat-storage material self-compacting concrete according to claim 3, it is characterised in that the metal
Powder material includes one or more in copper powder, iron powder, aluminium powder.
5. a kind of solar energy heat-storage material self-compacting concrete according to claim 1, it is characterised in that described is outer
Plus agent includes high-thin arch dam polycarboxylic acids dehydragent, urethane type slow setting poly carboxylic acid series water reducer, the enhanced solid polycarboxylic acids of low entraining
Water reducer, reinforcing type polycarboxylic acid series concrete subtract jelly, ultra early-strength polycarboxylate water-reducer, cracking resistance shrinkage type polycarboxylic-acid diminishing
One kind in agent.
6. a kind of solar energy heat-storage material self-compacting concrete according to claim 1, it is characterised in that described leads
Thermal fiber is one or more in carbon fiber, copper fiber, iron fiber, stainless steel fibre.
7. the preparation method of a kind of solar energy heat-storage material self-compacting concrete as described in claim any one of 1-6, its
It is characterised by, using following steps：
（1）Porous ceramic grain and metal powder are pressed 7：3 ratios are stirred 10-15 minutes in advance, and porous ceramic grain carried metal powder is obtained；
（2）By weight respectively metering cement, active material, porous ceramic grain carried metal powder, additive, sand in washing, stone,
Heat conducting fiber, water, stir 30-60 minutes, and self-compaction coagulation mortar is obtained after being well mixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710131425.XA CN106830808A (en) | 2017-03-07 | 2017-03-07 | A kind of solar energy heat-storage material self-compacting concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710131425.XA CN106830808A (en) | 2017-03-07 | 2017-03-07 | A kind of solar energy heat-storage material self-compacting concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106830808A true CN106830808A (en) | 2017-06-13 |
Family
ID=59138615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710131425.XA Pending CN106830808A (en) | 2017-03-07 | 2017-03-07 | A kind of solar energy heat-storage material self-compacting concrete |
Country Status (1)
| Country | Link |
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| CN (1) | CN106830808A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107324703A (en) * | 2017-06-14 | 2017-11-07 | 北京兆阳光热技术有限公司 | The formula and preparation technology of a kind of heat accumulation concrete |
| CN107586050A (en) * | 2017-10-05 | 2018-01-16 | 镇江泽枫霖建筑材料有限公司 | A kind of preparation method of portland cement |
| CN107602001A (en) * | 2017-11-01 | 2018-01-19 | 成都吱吖科技有限公司 | A kind of Mobyneb build concrete |
| CN109369116A (en) * | 2018-12-19 | 2019-02-22 | 广东工业大学 | A kind of self-compacting concrete and preparation method thereof |
| CN109608127A (en) * | 2018-12-19 | 2019-04-12 | 深圳市爱能森科技有限公司 | Using the energy storage material and preparation method thereof of concrete debris |
| CN112225506A (en) * | 2020-10-20 | 2021-01-15 | 江曙 | Solar thermal power generation heat storage material and preparation method thereof |
| CN116084392A (en) * | 2023-02-07 | 2023-05-09 | 东南大学 | A low-carbon energy pile with high thermal conductivity and its manufacturing method |
| CN118619621A (en) * | 2024-06-05 | 2024-09-10 | 黄冈师范学院 | A new type of environmentally friendly magnesia tailings brick and its preparation method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107324703A (en) * | 2017-06-14 | 2017-11-07 | 北京兆阳光热技术有限公司 | The formula and preparation technology of a kind of heat accumulation concrete |
| CN107586050A (en) * | 2017-10-05 | 2018-01-16 | 镇江泽枫霖建筑材料有限公司 | A kind of preparation method of portland cement |
| CN107602001A (en) * | 2017-11-01 | 2018-01-19 | 成都吱吖科技有限公司 | A kind of Mobyneb build concrete |
| CN109369116A (en) * | 2018-12-19 | 2019-02-22 | 广东工业大学 | A kind of self-compacting concrete and preparation method thereof |
| CN109608127A (en) * | 2018-12-19 | 2019-04-12 | 深圳市爱能森科技有限公司 | Using the energy storage material and preparation method thereof of concrete debris |
| CN109369116B (en) * | 2018-12-19 | 2021-08-13 | 广东工业大学 | A kind of self-compacting concrete and preparation method thereof |
| CN112225506A (en) * | 2020-10-20 | 2021-01-15 | 江曙 | Solar thermal power generation heat storage material and preparation method thereof |
| CN116084392A (en) * | 2023-02-07 | 2023-05-09 | 东南大学 | A low-carbon energy pile with high thermal conductivity and its manufacturing method |
| CN116084392B (en) * | 2023-02-07 | 2023-09-15 | 东南大学 | A high thermal conductivity low-carbon energy pile and its manufacturing method |
| CN118619621A (en) * | 2024-06-05 | 2024-09-10 | 黄冈师范学院 | A new type of environmentally friendly magnesia tailings brick and its preparation method |
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Application publication date: 20170613 |