CN106085374A - A kind of energy-saving heating superconductive liquid - Google Patents
A kind of energy-saving heating superconductive liquid Download PDFInfo
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- CN106085374A CN106085374A CN201610426074.0A CN201610426074A CN106085374A CN 106085374 A CN106085374 A CN 106085374A CN 201610426074 A CN201610426074 A CN 201610426074A CN 106085374 A CN106085374 A CN 106085374A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/08—Materials not undergoing a change of physical state when used
- C09K5/10—Liquid materials
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention provides a kind of energy-saving heating superconductive liquid, it includes following parts by weight of component: samaric bromide 50～60 parts；Water 40～50 parts；TiO2Nanoparticle 0.3～0.8 part；Weilan gum 0.3～0.6 part；Dodecylbenzene sodium sulfonate 0.2～0.5 part；Triethanolamine 0.1～0.2 part；Corrosion inhibiter 0.1～0.3 part.In the solar energy heating system of the present invention, using the superconducting fluid that is made up of the water of certain proportioning and samaric bromide as heat-storage medium, and utilize this superconducting fluid to be circulated flowing via connecting line in radiator cavity, thus quickly realize the purpose of indoor heating, wherein, the heat transfer being also added with proper ratio in samaric bromide conduction liquid promotes component, to reduce the surface tension of conduction liquid system, strengthen coefficient and the stability of conduction of heat, thus improve the utilization ratio of solar energy.
Description
Technical field
The present invention relates to solar heating field.It is more particularly related to have the joint of excellent heat transport properties
Can heating superconductive liquid.
Background technology
Solar energy heating system is typically by solar thermal collector, heat storage water tank, connecting line, auxiliary thermal source, thermal component
And control system composition, solar heating utilizes solar thermal collector collect the heat of sunlight and change into heat energy, then passes through
Heat is directed into thermmal storage water tank by blood circulation, when water tank temperature meets temperature requirement so that it is flows through pipeline and dissipates
Cavity in hot device i.e. room heater sheet, improves the temperature of indoor by water circulation in heat sink cavity.
But owing to the start-up temperature of water is high, the strong transmission of water must be over or reach 100 DEG C, and the startup of general hot-water heating heats up
Can be only achieved room temperature through nearly 2h, boiler needs to heat recirculated water substantial amounts of in pipeline, and energy resource consumption is big, and heating system
The path length of the circulating water flow warp in system, high-temperature water easily produces loss because of evaporation in flowing, need to often supplement moisture content in pipeline.
Additionally, subzero environment may use in prior art more add in water tank because of water freezing spalling radiator in winter
A certain proportion of anti-icing fluid improves pipeline and the cold-resistant effect of radiator, but the brand of anti-icing fluid is numerous in the market, and not
With the anti-icing fluid factory formula difference of brand, freezing point is the most different, is difficult to use with, and mixed different brands is antifreeze
, the most mutually there is chemical reaction in liquid, blocks radiator pipeline, affects radiator and uses.
Summary of the invention
As various extensive and careful researchs and the result of experiment, it has been found by the inventor that at solar energy
In heating system, using the superconducting fluid that is made up of properly mixed water and samaric bromide as heat-storage medium, and utilize this superconducting fluid warp
In radiator cavity, it is circulated flowing, to realize the purpose of indoor quickly heating by connecting line.Based on this discovery, complete
Become the present invention.
It is an object of the invention to solve at least the above and/or defect, and at least will be described later excellent is provided
Point.
It is a still further object of the present invention to provide a kind of energy-saving heating superconductive liquid, it reaches 27 DEG C can proceed by temperature
Be quickly passed through the outside heat loss through radiation of radiator surface, it is only necessary to radiator just can be heated by several minutes.
In order to realize according to object of the present invention and further advantage, it is provided that a kind of energy-saving heating superconductive liquid, its bag
Include following parts by weight of component:
In above-mentioned formula, samaric bromide superconducting fluid is added with the TiO of proper proportion2Nanoparticle, due to nanoparticle
The small-size effect of son, the micromotion of suspended nano particle significantly strengthens the heat conductivity of conduction liquid；Dodecylbenzene sodium sulfonate
(SDBS) and triethanolamine add in order to improve titanium dioxide stability in superconducting fluid, wherein SDBS can be at TiO2Nanometer
Particle periphery forms shell, increases the mutually exclusive ability between nanoparticle, improves the stability of nanoparticle, three second
The interpolation of hydramine can strengthen the electrostatic steric hindrance of nano-particle, improves the dispersibility of nanoparticle further；Weilan gum is at water
In solution, the stable structure of rule can improve suspended state and the stability under cryogenic of whole system.
Preferably, wherein, described TiO2The particle diameter of nanoparticle is 10～15nm, to guarantee titanium dioxide nano-particle
The performance of small-size effect, strengthens the heat conductivity of system by the micromotion of suspended nano particle.
Preferably, wherein, the molecular weight of described Weilan gum is 1.5 × 106～4 × 106, the molecular weight of Weilan gum can not
Too high, the viscosity otherwise easily causing system is too high, can reduce the thermal conduction effect of system on the contrary.
Preferably, wherein, described corrosion inhibiter includes antimony oxide and the nitrous of 50～70wt% of 30～50wt%
Acid potassium, owing to samaric bromide superconducting fluid has certain corrosivity to metal material, for avoiding growing inside connecting line and radiator
Be corroded during time use blocking pipeline or the defecators etc. of pump such as the rust formed or patina, hinders the fortune of heating unit
OK, thus need in superconducting fluid, add a certain amount of corrosion inhibiter.Wherein, potassium nitrite can be passivated pipeline medium, in metal surface
Forming one layer of fine and closely woven protecting film, the interpolation of antimony oxide is remarkably improved the anticorrosion ability of corrosion inhibiter, this be probably because of
Antimony ion for being dissolved in superconducting fluid can be deposited on cathode zone, can slow down whole electrochemical redox reaction further.
Preferably, wherein, in described superconducting fluid, the mass fraction of samaric bromide is 56wt%, to obtain the hot mass transfer of optimum
Speed.
Preferably, wherein, described water is pure water, to prevent tap water fouling under the conditions of long-time circulating-heating, shadow
Ring radiator heat transfer or the blocking of circulation line.
Preferably, wherein, described pure electrical conductivity of water is less than 2 μ s/cm, to guarantee the abundant of inorganic metal ion in water
Remove, improve the service life of radiator.
The present invention at least includes following beneficial effect:
(1) present invention uses the samaric bromide of proper ratio and water to prepare superconducting fluid, reaches 27 DEG C and i.e. starts temperature
Mass transfer, radiator, up to 25 meters/more than min, can be heated in 5 minutes, the most existing hot-water heating by the transmission speed of temperature
Starting heats up needs the present situation of nearly 2h, significantly improves efficiency of energy utilization and the practicality of sun heating；
(2) samaric bromide of the present invention conduction liquid is also added with the TiO of proper proportion2Nanoparticle, utilizes the little of nanoparticle
The micromotion of dimensional effect and suspended nano particle can substantially strengthen the heat conductivity of conduction liquid, ten additionally added in conduction liquid
Dialkyl benzene sulfonic acids sodium (SDBS) and triethanolamine can improve dispersibility and the stability of nanoparticle, and the interpolation of Weilan gum improves
The suspended state of whole system and stability under cryogenic；
(3) in the present invention, the boiling point of samaric bromide conduction liquid is far above the boiling point of water, and the start-up temperature of conduction liquid is low, effectively
Avoid the minimizing of the system volume that conduction liquid causes during circulating-heating because progressively evaporating, it is ensured that solar water container
Interior superconducting fluid service life after expendable is for 30～50 years.
Part is embodied by the further advantage of the present invention, target and feature by description below, and part also will be by this
Invention research and practice and be understood by the person skilled in the art.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention is described in further detail, to make those skilled in the art's reference
Description word can be implemented according to this.
Should be appreciated that used herein such as " have ", " comprising " and " including " term do not allot one or many
Other element individual or the existence of a combination thereof or interpolation.
<example 1>
A kind of energy-saving heating superconductive liquid, it includes following parts by weight of component: samaric bromide 50 parts；40 parts of water；TiO2Nanoparticle
Son 0.8 part；Weilan gum 0.6 part；Dodecylbenzene sodium sulfonate 0.5 part；Triethanolamine 0.2 part；Corrosion inhibiter 0.3 part.
Wherein, described TiO2The particle diameter of nanoparticle is 10nm, and the molecular weight of described Weilan gum is 1.6 × 106, described slow
Erosion agent includes the antimony oxide of 30wt% and the potassium nitrite of 70wt%, and described water is pure water, and described pure electrical conductivity of water is
1.5μs/cm。
Use energy-saving heating superconductive liquid that this example 1 the prepares heat conductivity at a temperature of 30 DEG C up to 27.5W/
m·k。
<example 2>
A kind of energy-saving heating superconductive liquid, it includes following parts by weight of component: samaric bromide 60 parts；50 parts of water；TiO2Nanoparticle
Son 0.3 part；Weilan gum 0.3 part；Dodecylbenzene sodium sulfonate 0.2 part；Triethanolamine 0.1 part；Corrosion inhibiter 0.1 part.
Wherein, described TiO2The particle diameter of nanoparticle is 15nm, and the molecular weight of described Weilan gum is 3.8 × 106, described slow
Erosion agent includes the antimony oxide of 50wt% and the potassium nitrite of 50wt%, and described water is pure water, and described pure electrical conductivity of water is
1.7μs/cm。
Use energy-saving heating superconductive liquid that this example 2 the prepares heat conductivity at a temperature of 30 DEG C up to 27.9W/
m·k。
<example 3>
A kind of energy-saving heating superconductive liquid, it includes following parts by weight of component: samaric bromide 55 parts；45 parts of water；TiO2Nanoparticle
Son 0.5 part；Weilan gum 0.4 part；Dodecylbenzene sodium sulfonate 0.3 part；Triethanolamine 0.1 part；Corrosion inhibiter 0.2 part.
Wherein, described TiO2The particle diameter of nanoparticle is 12nm, and the molecular weight of described Weilan gum is 2.5 × 106, described slow
Erosion agent includes the antimony oxide of 35wt% and the potassium nitrite of 65wt%, and described water is pure water, and described pure electrical conductivity of water is
1.8μs/cm。
Use energy-saving heating superconductive liquid that this example 3 the prepares heat conductivity at a temperature of 30 DEG C up to 27.5W/
m·k。
<example 4>
A kind of energy-saving heating superconductive liquid, it includes following parts by weight of component: samaric bromide 52 parts；48 parts of water；TiO2Nanoparticle
Son 0.7 part；Weilan gum 0.5 part；Dodecylbenzene sodium sulfonate 0.4 part；Triethanolamine 0.1 part；Corrosion inhibiter 0.2 part.
Wherein, described TiO2The particle diameter of nanoparticle is 11nm, and the molecular weight of described Weilan gum is 1.7 × 106, described slow
Erosion agent includes the antimony oxide of 45wt% and the potassium nitrite of 55wt%, and described water is pure water, and described pure electrical conductivity of water is
1.4μs/cm。
Use energy-saving heating superconductive liquid that this example 4 the prepares heat conductivity at a temperature of 30 DEG C up to 28.1W/
m·k。
<example 5>
A kind of energy-saving heating superconductive liquid, it includes following parts by weight of component: samaric bromide 57 parts；48 parts of water；TiO2Nanoparticle
Son 0.4 part；Weilan gum 0.4 part；Dodecylbenzene sodium sulfonate 0.3 part；Triethanolamine 0.1 part；Corrosion inhibiter 0.1 part.
Wherein, described TiO2The particle diameter of nanoparticle is 14nm, and the molecular weight of described Weilan gum is 3.2 × 106, described slow
Erosion agent includes the antimony oxide of 33wt% and the potassium nitrite of 67wt%, and described water is pure water, and described pure electrical conductivity of water is
1.2μs/cm。
Use energy-saving heating superconductive liquid that this example 5 the prepares heat conductivity at a temperature of 30 DEG C up to 28.2W/
m·k。
In order to the effect of the present invention is described, inventor provides comparative experiments as follows:
<comparative example 1>
In the preparation process of energy-saving heating superconductive liquid, without TiO2Nanoparticle, complete with example 2 of remaining parameter
Exactly the same, technical process is the most identical.Use the energy-saving heating superconductive liquid that this comparative example 1 prepares at a temperature of 30 DEG C
Heat conductivity is 21.3W/m k.
<comparative example 2>
In the preparation process of energy-saving heating superconductive liquid, without dodecylbenzene sodium sulfonate, in remaining parameter and example 3
Identical, technical process is the most identical.Use the energy-saving heating superconductive liquid that this comparative example 2 prepares 30 DEG C of temperature
Under heat conductivity be 22.7W/m k.
<comparative example 3>
In the preparation process of energy-saving heating superconductive liquid, without triethanolamine, remaining parameter and the complete phase in example 4
With, technical process is the most identical.Use the heat conduction at a temperature of 30 DEG C of energy-saving heating superconductive liquid that this comparative example 3 prepares
Coefficient is 23.1W/m k.
<comparative example 4>
In the preparation process of energy-saving heating superconductive liquid, without Weilan gum, remaining parameter and the complete phase in example 5
With, technical process is the most identical.Use the heat conduction at a temperature of 30 DEG C of energy-saving heating superconductive liquid that this comparative example 4 prepares
Coefficient is 23.3W/m k.
<comparative example 5>
In the preparation process of energy-saving heating superconductive liquid, without corrosion inhibiter, remaining parameter and the complete phase in example 5
With, technical process is the most identical.Under the conditions of 25 DEG C, commercially available same specification common nail is respectively placed in prepared by example 5
In the superconducting fluid of superconducting fluid, this comparative example 5 preparation and pure water (electrical conductivity is 1.2 μ s/cm), the bromination of example 5 preparation after 6 months
Iron nail in samarium superconducting fluid has no corrosion, and rusty stain occurs in the iron nail local in pure water, and in this comparative example 5, the samaric bromide of preparation surpasses
Iron nail in drain is seriously corroded.
From above-mentioned each example and comparative example it can be seen that
Comparative example 1 compared with example, TiO in superconducting fluid2The micromotion of nanoparticle clearly enhances samaric bromide superconducting fluid
The coefficient of heat conduction；
Comparative example 2 is compared with example, and in superconducting fluid, the interpolation of dodecylbenzene sodium sulfonate can be beneficial to the little molecule of nanoparticle
The performance of dimensional performance, improves the stability of nanoparticle, it is ensured that the effect of its strengthening conduction liquid hot mass transfer；
Comparative example 3 is compared with example, and the interpolation of triethanolamine has certain potentiation to hot mass transfer coefficient, and this should be
Because the further improvement added nanoparticle dispersion and stablizing effect of triethanolamine；
Comparative example 4 compared with example, Weilan gum add also having some improvement to samaric bromide hot mass transfer coefficient.
Comparative example 5 is compared with example, and samaric bromide conduction liquid has certain corrosiveness to metal, and the interpolation of corrosion inhibiter can have
The effect suppression samaric bromide conduction liquid corrosion rate to metal medium.
Visible, the heat transfer coefficient of samaric bromide that the present invention prepares conduction liquid be significantly higher than the heat transfer coefficient of water (30 DEG C,
0.62W/m k), quickly carry out temperature is passed through the outside heat loss through radiation of radiator surface, it is only necessary to several minutes just can be by warm
Gas sheet heats.
Although embodiment of the present invention are disclosed as above, but it is not restricted in description and embodiment listed
Use.It can be applied to various applicable the field of the invention completely.For those skilled in the art, can be easily
Realize other amendment.Therefore, under the general concept limited without departing substantially from claim and equivalency range, the present invention does not limit
In specific details with shown here as the embodiment with description.
Claims (7)
1. an energy-saving heating superconductive liquid, it is characterised in that include following parts by weight of component:
2. energy-saving heating superconductive liquid as claimed in claim 1, it is characterised in that described TiO2The particle diameter of nanoparticle be 10～
15nm。
3. energy-saving heating superconductive liquid as claimed in claim 1, it is characterised in that the molecular weight of described Weilan gum is 1.5 × 106
～4 × 106。
4. energy-saving heating superconductive liquid as claimed in claim 1, it is characterised in that described corrosion inhibiter includes the three of 30～50wt%
Aoxidize two antimony and the potassium nitrite of 50～70wt%.
5. energy-saving heating superconductive liquid as claimed in claim 1, it is characterised in that the mass fraction of samaric bromide in described superconducting fluid
For 56wt%.
6. energy-saving heating superconductive liquid as claimed in claim 1, it is characterised in that described water is pure water.
7. energy-saving heating superconductive liquid as claimed in claim 6, it is characterised in that described pure electrical conductivity of water is less than 2 μ s/cm.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109971437A (en) * | 2017-12-27 | 2019-07-05 | 天津长辉元一流体控制设备有限公司 | A kind of antifreeze superconducting fluid of novel energy-conserving and preparation method thereof |
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