CN107687789A - A kind of superconducting fluid heating system - Google Patents
A kind of superconducting fluid heating system Download PDFInfo
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- CN107687789A CN107687789A CN201710796526.9A CN201710796526A CN107687789A CN 107687789 A CN107687789 A CN 107687789A CN 201710796526 A CN201710796526 A CN 201710796526A CN 107687789 A CN107687789 A CN 107687789A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F23/00—Features relating to the use of intermediate heat-exchange materials, e.g. selection of compositions
- F28F23/02—Arrangements for obtaining or maintaining same in a liquid state
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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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- General Engineering & Computer Science (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The present invention provides a kind of superconducting fluid heating system, and for heating, the superconducting fluid heating system comprises at least thermal source, superconducting fluid, low heat conductivity circulation pipe；Wherein, the preparing raw material of the superconducting fluid, by percentage to the quality, comprising：Diglycolamine 0.5 5%, polyphosphate sodium 0.01 1%, Benzotriazole Derivative 0.3 0.7%, natrium nitrosum 0.1 1.0%, sodium chloride 5 10% and excess water.
Description
Technical field
The present invention relates to the heater of industrial circle, and in particular to a kind of superconducting fluid heating system.
Technical background
Superconducting fluid is a kind of superconductive heat transfer and high efficient heat exchanging new technology.For the water that compares heating, it has many advantages：1、
Start-up temperature is low, only needs 35 DEG C can start to pass temperature.And the strong transmission of water just must be over or reach 100 DEG C, water heating is very slow,
Transmission is slower, and the startup heating of general hot-water heating has to pass through one to two hour, can be only achieved room temperature.Superconduction heating only needs 3-5 points
Radiators heat, its transmission speed is more than the several times of hot-water heating clock can, per minute to transmit more than 15-20 rice；2、
Subzero 40 DEG C will not freeze, the hidden danger that no equipment is freezed.Hot-water heating equipment, one day will bursting by freezing water pipe as long as stopping in cold district
And radiator；3rd, the energy is saved, is economized on coal 30-40% than hot-water heating equipment, water saving 100%.Only need a small amount of superconducting fluid expendable
It is lifelong to use.
On the market it is now recognized that the key technology of superconductive heat transfer is in superconducting fluid, this is a kind of wrong understanding, superconducting fluid
Itself is a kind of medium of heat transfer, and like the means of transport for being energy, but it is not the whole of superconductive system.This be because
For superconducting fluid is to ensure successfully indispensable part, it is often more important that during utilization, superconduction used is not independent
A superconductor, a but system, including thermal source -- medium heat absorption phase transformation (being transmitted by pipeline) -- radiator is (cold
Superconducting fluid returns to the heat transfer of heat source body iterative cycles after solidifying)；It is a systematic procedure.
For this case, the present invention provides a kind of heat superconducting heating system, and it comprises at least thermal source, superconducting fluid, low-heat
Conduction cycle pipe, not only can effectively it be conducted, while green non-pollution, pipeline is not corroded, while will not cause
The loss of thermal source, it is cost-effective.
The content of the invention
The present invention provides a kind of superconducting fluid heating system, for heating, the superconducting fluid heating system comprise at least thermal source,
Superconducting fluid, low heat conductivity circulation pipe；
Wherein, the preparing raw material of the superconducting fluid, by percentage to the quality, comprising：Diglycolamine 0.5-5%, polyphosphoric acid
Sodium 0.01-1%, Benzotriazole Derivative 0.3-0.7%, natrium nitrosum 0.1-1.0%, sodium chloride 5-10% and excess water.
As one embodiment of the present invention, the preparing raw material of the superconducting fluid, by percentage to the quality, comprising：Two
Glycol amine 0.5-2%, polyphosphate sodium 0.01-0.5%, Benzotriazole Derivative 0.3-0.6%, natrium nitrosum 0.1-0.8%,
Sodium chloride 5-8% and excess water.
As one embodiment of the present invention, the preparing raw material of the superconducting fluid, by percentage to the quality, comprising：Two
Glycol amine 1.2%, polyphosphate sodium 0.3%, Benzotriazole Derivative 0.5%, natrium nitrosum 0.3%, sodium chloride 6% and surplus
Water.
As one embodiment of the present invention, the Benzotriazole Derivative is dimethylbiphenyl triazole.
As one embodiment of the present invention, the Benzotriazole Derivative is the nitrogen of 5,7- dimethyl -1H- benzos three
Azoles.
As one embodiment of the present invention, the polyphosphate sodium is two polyphosphate sodiums and sodium tripolyphosphate according to weight
Part is than being 1：2 mixture.
As one embodiment of the present invention, the tube wall of the low heat conductivity circulation pipe is three-decker, from outside to inside
Respectively first layer, the second layer and third layer.
As one embodiment of the present invention, the preparing raw material of the second layer include modified low-density polyethylene and
PERTⅠ。
As one embodiment of the present invention, the first layer is identical with the preparing raw material of third layer.
As one embodiment of the present invention, the preparing raw material of the first layer is the type polyethylene of PERT II.
Beneficial effect：
1st, the preparing raw material green non-pollution of superconducting fluid provided by the invention, while to the corrosion-free effect of metal tubes；
2nd, the superconducting fluid system provided by the invention will not cause the loss of heat, cause to waste.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1：The structural representation of the superconducting fluid heating system
Fig. 2：The structural pipe wall schematic diagram of the low heat conductivity circulation pipe.
Symbol description：
Thermal source 1, superconducting fluid storage tank 2, low heat conductivity circulation pipe 3, material container to be heated 4, first layer 3-1, the second layer
3-2, third layer 3-3.
Embodiment
Participate in the election of the detailed description of the invention below for being preferable to carry out method and including embodiment this hair can be more easily understood
Bright content.Unless otherwise defined, all technologies used herein and scientific terminology have common with art of the present invention
The identical implication that technical staff is generally understood that.When contradiction be present, the definition in this specification is defined.
As used herein term " by ... prepare " it is synonymous with "comprising".Term "comprising" used herein, " comprising ",
" having ", " containing " or its any other deformation, it is intended that cover including for non-exclusionism.For example, the combination comprising listed elements
Thing, step, method, product or device are not necessarily limited to those key elements, but can include not expressly listed other key elements or
Such a composition, step, method, product or the intrinsic key element of device.
Conjunction " Consists of " excludes any key element do not pointed out, step or component.If be used in claim, this
Phrase will make claim be closed, it is not included the material in addition to the material of those descriptions, but relative normal
Except rule impurity.When being rather than immediately following in the clause that phrase " Consists of " appears in claim main body after theme,
It is only limited to the key element described in the clause；Other key elements are not excluded outside the claim as entirety.
Equivalent, concentration or other values or parameter are excellent with scope, preferred scope or a series of upper limit preferred values and lower limit
During the Range Representation that choosing value limits, this, which is appreciated that, specifically discloses by any range limit or preferred value and any scope
All scopes that any pairing of lower limit or preferred value is formed, regardless of whether the scope separately discloses.For example, when open
During scope " 1 to 5 ", described scope should be interpreted as including scope " 1 to 4 ", " 1 to 3 ", " 1 to 2 ", " 1 to 2 and 4 to
5 ", " 1 to 3 and 5 " etc..When number range is described herein, unless otherwise indicated, otherwise the scope is intended to include its end
Value and all integers and fraction within the range.
Singulative includes plural number and object is discussed, unless the context clearly dictates otherwise." optional " or it is " any
It is a kind of " refer to that the item that describes thereafter or event may or may not occur, and the description include situation that event occurs and
The situation that event does not occur.
Approximate term in specification and claims is used for modifying quantity, and it is specific to represent that the present invention is not limited to this
Quantity, include the part of the amendment of the acceptable change without cause related basic function close to the quantity.Phase
Answer, modify a numerical value with " about ", " about " etc., mean that the invention is not restricted to the exact numerical.It is approximate in some examples
Term likely corresponds to the precision of the instrument of measured value.In present specification and claims, scope limits can be with
Combine and/or exchange, these scopes include all subranges contained therebetween if not stated otherwise.
In addition, indefinite article " one kind " before key element of the present invention or component and "one" to key element or the quantitative requirement of component
(i.e. occurrence number) unrestriction.Therefore "one" or " one kind " should be read as including one or at least one, and odd number
The key element or component of form also include plural form, unless the obvious purport of the quantity refers to singulative.
" polymer " means by the polymerizable compound prepared by the monomer that polymerize identical or different type.Generic term
" polymer " includes term " homopolymer ", " copolymer ", " terpolymer " and " EVA ".
" EVA " means the polymer prepared by polymerizeing at least two different monomers.Generic term " EVA " includes
(its is general with term " terpolymer " for term " copolymer " (its typically to refer to the polymer prepared by two kinds of different monomers)
To refer to the polymer prepared by three kinds of different monomers).It also includes the polymerization for planting monomer by polymerization four or more to manufacture
Thing." blend " means that two or more polymer mixes the polymerization to be formed by physics or chemical method jointly
Thing.
The present invention provides a kind of superconducting fluid heating system, for heating, the superconducting fluid heating system comprise at least thermal source,
Superconducting fluid, low heat conductivity circulation pipe；
Superconducting fluid
The preparing raw material of heretofore described superconducting fluid, by percentage to the quality, comprising：Diglycolamine 0.5-5%, poly- phosphorus
Sour sodium 0.01-1%, Benzotriazole Derivative 0.3-0.7%, natrium nitrosum 0.1-1.0%, sodium chloride 5-10% and surplus
Water.
As one embodiment of the present invention, the preparing raw material of the superconducting fluid, by percentage to the quality, comprising：Two
Glycol amine 0.5-2%, polyphosphate sodium 0.01-0.5%, Benzotriazole Derivative 0.3-0.6%, natrium nitrosum 0.1-0.8%,
Sodium chloride 5-8% and excess water.
As one embodiment of the present invention, the preparing raw material of the superconducting fluid, by percentage to the quality, comprising：Two
Glycol amine 1.2%, polyphosphate sodium 0.3%, Benzotriazole Derivative 0.5%, natrium nitrosum 0.3%, sodium chloride 6% and surplus
Water.
Diglycolamine：Chemical formula is C4H11NO2, No. CAS is 929-06-6, is bought from Shanghai De Mao Chemical Co., Ltd.s.
Polyphosphate sodium：Heretofore described polyphosphate sodium is that two polyphosphate sodiums and sodium tripolyphosphate according to weight part ratio are 1：
2 mixture.
Two polyphosphate sodiums and sodium tripolyphosphate are bought from Chinese medicines group Shanghai Co., Ltd.
Benzotriazole Derivative：Heretofore described Benzotriazole Derivative is dimethylbiphenyl triazole, specifically
For 5,7- dimethyl -1H- BTAs, No. CAS is 49636-63-7, is bought from Arch Bioscience Company.
The preparation method of heretofore described superconducting fluid, comprises the following steps：
A, diglycolamine, natrium nitrosum, sodium chloride and water are weighed by the component ratio of superconducting fluid, is carried out at 20-25 DEG C
It is stirred, it is 500 turns/more than min to control mixing speed；
B, the material after step a is stirred staticly settles, and is then stirred again, until material is well mixed, it is standby；
C, remaining composition is sequentially added sequentially in the material obtained by step b in no particular order, often adds a kind of composition,
Be stirred, it is well mixed after add another composition, until last composition adds, after being well mixed, obtain superconduction
Liquid；
D, the obtained superconducting fluids of step c are sealed in freezer.
Thermal source
Heretofore described thermal source refers to the thermal source that can be heated to superconducting fluid, and the thermal source can use this technology to lead
Any heat source known to the personnel of domain, such as electrical heating, microwave heating, heated by natural gas, heated by gas etc..
Low heat conductivity circulation pipe
Heretofore described low heat conductivity circulation pipe is used to transmit superconducting fluid to material to be heated, to avoid heat superconducting
Thermal loss, the tube wall of heretofore described low heat conductivity circulation pipe is three-decker, from outside to inside respectively first layer, second
Layer and third layer.
The first layer is identical with the preparing raw material of third layer, is the type polyethylene of PERT II, the type polyethylene of PERT II
Buy from Tao Shi.
The type polyethylene of PERT II refers to the copolymerization of the copolymer, preferably high density ethylene and hexene of ethene and hexene
Thing, the parts by weight of the high density polyethylene (HDPE) are more than the parts by weight of hexene, and both weight ratios are 95：(1-5).
The preparing raw material of the second layer includes modified low-density polyethylene and PERT I.
Modified low-density polyethylene
In the present invention, the preparation method of the modified low-density polyethylene is as follows：
1st, low density polyethylene (LDPE) is again prepared：Low density polyethylene (LDPE) and toluene are added in flask, heated under agitation
Solution is prepared in dissolving, and the concentration of low density polyethylene (LDPE) is 3wt%-10wt%, treats that it is cooled to normal temperature, is then used from preparation solution
Syringe extracts solution, and the syringe equipped with low density polyethylene (LDPE) solution is fixed on the specimen holder of electrospinning device,
Positive source is connected with syringe needle, power cathode is connected with collector, starts sampling pump and opens high voltage power supply progress
Electrostatic spinning, electrostatic spinning close high voltage power supply, sampling pump and collector after terminating, stop spinneret, collect low density polyethylene (LDPE)
Crude product；
2nd, by low density polyethylene (LDPE) crude product and the 2,2- dimethyl -3-butenoic acid being prepared in step 1, the isobutyl of azo two
Nitrile, stir, heating is reacted, and obtains modified low density polyethylene (LDPE)；
3rd, by step 2 modified low density polyethylene (LDPE) and reacting ethylenediamine, modified low-density polyethylene is prepared.
Wherein, in step 1,
The low density polyethylene (LDPE) is bought from Shanghai Su meter Information technologies Co., Ltd, trade mark 2102TX00.
A length of 1 day when the spinning of the electrostatic spinning is carried out.
The operating voltage of the electrostatic spinning is 26KV.
The distance of the spinning head of the electrostatic spinning to collector is 25cm.
The speed that pushes away of the sampling pump make it that charging rate is 0.8ml/h.
The spinning head of the electrostatic spinning is the double shower nozzles of circle of concentric, therefore is prepared by electrostatic spinning low
The pattern of density polyethylene is tubular structure.
In step 2,
The addition of the 2,2- dimethyl -3-butenoic acid is 5~20wt% of low density polyethylene (LDPE) quality.
The addition of the azodiisobutyronitrile is 2~5wt% of low density polyethylene (LDPE) quality.
The time of the stirring reaction is 6 hours, and the temperature of the reaction is 100 DEG C, and the reaction time is 2~3 hours.
In step 3,
The time of reaction is 8 hours, and the temperature of dewatering period is 140-160 DEG C, and the temperature of cyclodehydration section is 180-210
DEG C, the reaction weight ratio of modified low density polyethylene (LDPE) and the ethylenediamine is 0.3：1.
PERTⅠ：Heretofore described PERT I trade mark is PERT DX800, and business men is South Korea SK.
In the present invention, the weight ratio of the modified low-density polyethylene and PERT I is (0.1-1.8)：5, be more preferably
1.2：5.
Another aspect of the present invention provides the superconducting liquid heater, and described device comprises at least thermal source 1, superconducting fluid is deposited
Storage tank 2, low heat conductivity circulation pipe 3；The internal memory of superconducting fluid storage tank 2 contains superconducting fluid.
The superconducting liquid heater can also include material container 4 to be heated.
The tube wall of the low heat conductivity circulation pipe 3 is three-decker, from outside to inside respectively first layer 3-1, second layer 3-2
With third layer 3-3.
Mechanism is explained：Potassium bichromate etc. can be added with common superconducting fluid and contains harmful material.It is existing special
In profit, also have using superconducting fluids such as triethanolamine, dichloromethane, but triethanolamine can have corrosiveness, dichloro to pipeline
Methane can also produce hydrogen chloride with water Long Term Contact.Heretofore described superconducting fluid is not only to metal object corrosiveness, and superconduction
The good results are evident, and more than 65 DEG C are can reach in 40s.In the present invention, the polyphosphate sodium and Benzotriazole Derivative can
To improve the stability of superconducting fluid and thermal conduction rate, particularly heretofore described BTA is 5,7- dimethyl -1H-
BTA, the polyphosphate sodium are that two polyphosphate sodiums and sodium tripolyphosphate according to weight part ratio are 1：2 mixture, effect
It is most obvious.
Simultaneously in the present invention, the tube wall of the low heat conductivity circulation pipe be three-decker, is added in the second layer in preparing raw material
The heat-insulating property of tubing can be improved by entering low density polyethylene (LDPE), reduce the heat-conductive characteristic of tubing.
Embodiment 1：Present embodiment provides a kind of superconducting fluid heating system, for heating, the superconducting fluid heating system
System is including at least thermal source, superconducting fluid, low heat conductivity circulation pipe；
Wherein, the preparing raw material of the superconducting fluid, by percentage to the quality, comprising：Diglycolamine 0.5-5%, polyphosphoric acid
Sodium 0.01-1%, Benzotriazole Derivative 0.3-0.7%, natrium nitrosum 0.1-1.0%, sodium chloride 5-10% and excess water.
Embodiment 2：Superconducting fluid heating system described in embodiment 1, the preparing raw material of the superconducting fluid, with quality hundred
Divide than meter, comprising：Diglycolamine 0.5-2%, polyphosphate sodium 0.01-0.5%, Benzotriazole Derivative 0.3-0.6%, nitrous
Sour sodium 0.1-0.8%, sodium chloride 5-8% and excess water.
Embodiment 3：Superconducting fluid heating system described in embodiment 1, the preparing raw material of the superconducting fluid, with quality hundred
Divide than meter, comprising：Diglycolamine 1.2%, polyphosphate sodium 0.3%, Benzotriazole Derivative 0.5%, natrium nitrosum 0.3%,
Sodium chloride 6% and excess water.
Embodiment 4：Superconducting fluid heating system described in embodiment 1, the Benzotriazole Derivative are dimethyl
BTA.
Embodiment 5：Superconducting fluid heating system described in embodiment 4, the Benzotriazole Derivative are 5,7- bis-
Methyl isophthalic acid H- BTAs.
Embodiment 6：Superconducting fluid heating system described in embodiment 1, the polyphosphate sodium are two polyphosphate sodiums and three
Polyphosphate sodium is 1 according to weight part ratio：2 mixture.
Embodiment 7：Superconducting fluid heating system described in embodiment 1, the tube wall of the low heat conductivity circulation pipe is three
Rotating fields, from outside to inside respectively first layer, the second layer and third layer.
Embodiment 8：Superconducting fluid heating system described in embodiment 7, the preparing raw material of the second layer, which includes, to be modified
Low density polyethylene (LDPE) and PERT I.
Embodiment 9：The preparing raw material of superconducting fluid heating system described in embodiment 7, the first layer and third layer
It is identical.
Embodiment 10：Superconducting fluid heating system described in embodiment 7, the preparing raw material of the first layer is PERT II
Type polyethylene.
The present invention is specifically described below by embodiment.It is necessarily pointed out that following examples are only used
In the invention will be further described, it is impossible to be interpreted as limiting the scope of the invention, professional and technical personnel in the field
Some the nonessential modifications and adaptations made according to the content of the invention described above, still fall within protection scope of the present invention.
In addition, if without other explanations, raw materials used is all commercially available, and number used in following material is weight
Part.
Embodiment 1：The present embodiment provides a kind of superconducting fluid heating system, and for heating, the superconducting fluid heating system is extremely
Less comprising thermal source, superconducting fluid, low heat conductivity circulation pipe；
The preparing raw material of the superconducting fluid, by percentage to the quality, comprising：Diglycolamine 1.2%, polyphosphate sodium 0.3%,
Benzotriazole Derivative 0.5%, natrium nitrosum 0.3%, sodium chloride 6% and excess water.
The diglycolamine is bought from Shanghai De Mao Chemical Co., Ltd.s；The polyphosphate sodium is two polyphosphate sodiums and trimerization
Sodium phosphate is 1 according to weight part ratio：2 mixture.Two polyphosphate sodiums and sodium tripolyphosphate are bought from Chinese medicines group Shanghai
Co., Ltd.
The Benzotriazole Derivative is dimethylbiphenyl triazole, the nitrogen of specially 5,7- dimethyl -1H- benzos three
Azoles, No. CAS is 49636-63-7, is bought from Arch Bioscience Company.
The preparation method of the superconducting fluid, comprises the following steps：
A, diglycolamine, natrium nitrosum, sodium chloride and water are weighed by the component ratio of superconducting fluid, is carried out at 20-25 DEG C
It is stirred, it is 500 turns/more than min to control mixing speed；
B, the material after step a is stirred staticly settles, and is then stirred again, until material is well mixed, it is standby；
C, remaining composition is sequentially added sequentially in the material obtained by step b in no particular order, often adds a kind of composition,
Be stirred, it is well mixed after add another composition, until last composition adds, after being well mixed, obtain superconduction
Liquid；
D, the obtained superconducting fluids of step c are sealed in freezer.
The thermal source is electrical heating.
The tube wall of the low heat conductivity circulation pipe is three-decker, from outside to inside respectively first layer, the second layer and the 3rd
Layer.
The first layer is identical with the preparing raw material of third layer, is the type polyethylene of PERT II, the type polyethylene of PERT II
Buy from Tao Shi.
The type polyethylene of PERT II refers to the copolymerization of the copolymer, preferably high density ethylene and hexene of ethene and hexene
Thing, the parts by weight of the high density polyethylene (HDPE) are more than the parts by weight of hexene, and both weight ratios are 95：3.
The preparing raw material of the second layer includes modified low-density polyethylene and PERT I
The preparation method of the modified low-density polyethylene is as follows：
1st, low density polyethylene (LDPE) is again prepared：Low density polyethylene (LDPE) and toluene are added in flask, heated under agitation
Solution is prepared in dissolving, and the concentration of low density polyethylene (LDPE) is 3wt%-10wt%, treats that it is cooled to normal temperature, is then used from preparation solution
Syringe extracts solution, and the syringe equipped with low density polyethylene (LDPE) solution is fixed on the specimen holder of electrospinning device,
Positive source is connected with syringe needle, power cathode is connected with collector, starts sampling pump and opens high voltage power supply progress
Electrostatic spinning, electrostatic spinning close high voltage power supply, sampling pump and collector after terminating, stop spinneret, collect low density polyethylene (LDPE)
Crude product；
2nd, by low density polyethylene (LDPE) crude product and the 2,2- dimethyl -3-butenoic acid being prepared in step 1, the isobutyl of azo two
Nitrile, stir, heating is reacted, and obtains modified low density polyethylene (LDPE)；
3rd, by step 2 modified low density polyethylene (LDPE) and reacting ethylenediamine, modified low-density polyethylene is prepared.
Wherein, in step 1,
The low density polyethylene (LDPE) is bought from Shanghai Su meter Information technologies Co., Ltd, trade mark 2102TX00.
A length of 1 day when the spinning of the electrostatic spinning is carried out.
The operating voltage of the electrostatic spinning is 26KV.
The distance of the spinning head of the electrostatic spinning to collector is 25cm.
The speed that pushes away of the sampling pump make it that charging rate is 0.8ml/h.
The spinning head of the electrostatic spinning is the double shower nozzles of circle of concentric, therefore is prepared by electrostatic spinning low
The pattern of density polyethylene is tubular structure.
In step 2,
The addition of the 2,2- dimethyl -3-butenoic acid is the 10wt% of low density polyethylene (LDPE) quality.
The addition of the azodiisobutyronitrile is the 3wt% of low density polyethylene (LDPE) quality.
The time of the stirring reaction is 6 hours, and the temperature of the reaction is 100 DEG C, and the reaction time is 2 hours.
In step 3,
The time of reaction is 8 hours, and the temperature of dewatering period is 150 DEG C, and the temperature of cyclodehydration section is 190 DEG C, described to change
Property after low density polyethylene (LDPE) and ethylenediamine reaction weight ratio be 0.3：1.
PERTⅠ：Heretofore described PERT I trade mark is PERT DX800, and business men is South Korea SK.
In the present invention, the weight ratio of the modified low-density polyethylene and PERT I is 1.2：5.
The present embodiment provides the superconducting liquid heater, and described device comprises at least thermal source 1, superconducting fluid storage tank 2, low
Heat transfer circulation pipe 3；The internal memory of superconducting fluid storage tank 2 contains superconducting fluid.
The superconducting liquid heater can also include material container 4 to be heated.
The tube wall of the low heat conductivity circulation pipe 3 is three-decker, from outside to inside respectively first layer 3-1, second layer 3-2
With third layer 3-3.
Embodiment 2：Difference with embodiment 1 is that the Benzotriazole Derivative is 5- methyl isophthalic acid H- BTAs.
Embodiment 3：Difference with embodiment 1 is that the Benzotriazole Derivative is 6,7- dimethyl -1H- benzos
Triazole, No. CAS is 35899-34-4, is bought from Arch Bioscience Company.
Embodiment 4：Difference with embodiment 1 is that the diglycolamine replaces with triethanolamine.
Embodiment 5：Difference with embodiment 1 is that the polyphosphate sodium is two polyphosphate sodiums.
Embodiment 6：Difference with embodiment 1 is that the polyphosphate sodium is sodium tripolyphosphate.
Embodiment 7：Difference with embodiment 1 is, the polyphosphate sodium be two polyphosphate sodiums and sodium tripolyphosphate according to
Weight part ratio is 1：1 mixture.
Embodiment 8：Difference with embodiment 1 is that the tube wall of the low heat conductivity circulation pipe is individual layer, and preparing raw material is
The type polyethylene of PERT II.
Embodiment 9：Difference with embodiment 1 is that the preparing raw material of the second layer does not include the poly- second of modified low-density
Alkene.
Embodiment 10：Difference with embodiment 1 is, the poly- second of modified low-density described in the preparing raw material of the second layer
The preparation method of alkene is as follows：
1st, by low density polyethylene (LDPE) and 2,2- dimethyl -3-butenoic acid, azodiisobutyronitrile, stir, heating is carried out
Reaction, obtains modified low density polyethylene (LDPE)；
2nd, by step 1 modified low density polyethylene (LDPE) and reacting ethylenediamine, modified low-density polyethylene is prepared.
Wherein, in step 1,
The low density polyethylene (LDPE) is bought from Shanghai Su meter Information technologies Co., Ltd, trade mark 2102TX00.
The addition of the 2,2- dimethyl -3-butenoic acid is the 10wt% of low density polyethylene (LDPE) quality.
The addition of the azodiisobutyronitrile is the 3wt% of low density polyethylene (LDPE) quality.
The time of the stirring reaction is 6 hours, and the temperature of the reaction is 100 DEG C, and the reaction time is 2 hours.
In step 2,
The time of reaction is 8 hours, and the temperature of dewatering period is 150 DEG C, and the temperature of cyclodehydration section is 190 DEG C, described to change
Property after low density polyethylene (LDPE) and ethylenediamine reaction weight ratio be 0.3：1.
Embodiment 11：Difference with embodiment 1 is that the preparation method of the modified low-density polyethylene is as follows：
Low density polyethylene (LDPE) and toluene are added in flask, dissolves by heating prepare solution, low density polyethylene (LDPE) under agitation
Concentration be 3wt%-10wt%, treat that it is cooled to normal temperature, then extract solution with syringe from preparing solution, and will be equipped with low
The syringe of density polyethylene solution is fixed on the specimen holder of electrospinning device, by positive source and syringe needle phase
Even, power cathode is connected with collector, starts sampling pump and opens high voltage power supply progress electrostatic spinning, electrostatic spinning closes after terminating
High voltage power supply, sampling pump and collector are closed, stops spinneret, collects low density polyethylene (LDPE).
Wherein, the low density polyethylene (LDPE) is bought from Shanghai Su meter Information technologies Co., Ltd, trade mark 2102TX00.
A length of 1 day when the spinning of the electrostatic spinning is carried out.
The operating voltage of the electrostatic spinning is 26KV.
The distance of the spinning head of the electrostatic spinning to collector is 25cm.
The speed that pushes away of the sampling pump make it that charging rate is 0.8ml/h.
The spinning head of the electrostatic spinning is the double shower nozzles of circle of concentric, therefore is prepared by electrostatic spinning low
The pattern of density polyethylene is tubular structure.
Embodiment 12：Difference with embodiment 1 is that the preparation method of the modified low-density polyethylene is as follows：1st, it is low
Density polyethylene is prepared again：Low density polyethylene (LDPE) and toluene are added in flask, dissolves by heating prepare solution under agitation,
The concentration of low density polyethylene (LDPE) is 3wt%-10wt%, treats that it is cooled to normal temperature, then molten with syringe extraction from solution is prepared
Liquid, and the syringe equipped with low density polyethylene (LDPE) solution is fixed on the specimen holder of electrospinning device, by positive source with
Syringe needle is connected, and power cathode is connected with collector, starts sampling pump and opens high voltage power supply progress electrostatic spinning, electrostatic
Spinning closes high voltage power supply, sampling pump and collector after terminating, and stops spinneret, collects low density polyethylene (LDPE) crude product；
2nd, by low density polyethylene (LDPE) crude product and the 2,2- dimethyl -3-butenoic acid being prepared in step 1, the isobutyl of azo two
Nitrile, stir, heating is reacted, and obtains modified low-density polyethylene.
Wherein, in step 1,
The low density polyethylene (LDPE) is bought from Shanghai Su meter Information technologies Co., Ltd, trade mark 2102TX00.
A length of 1 day when the spinning of the electrostatic spinning is carried out.
The operating voltage of the electrostatic spinning is 26KV.
The distance of the spinning head of the electrostatic spinning to collector is 25cm.
The speed that pushes away of the sampling pump make it that charging rate is 0.8ml/h.
The spinning head of the electrostatic spinning is the double shower nozzles of circle of concentric, therefore is prepared by electrostatic spinning low
The pattern of density polyethylene is tubular structure.
In step 2,
The addition of the 2,2- dimethyl -3-butenoic acid is the 10wt% of low density polyethylene (LDPE) quality.
The addition of the azodiisobutyronitrile is the 3wt% of low density polyethylene (LDPE) quality.
The time of the stirring reaction is 6 hours, and the temperature of the reaction is 100 DEG C, and the reaction time is 2 hours.
Embodiment 13：Difference with embodiment 1 is that the weight ratio of the modified low-density polyethylene and PERT I is 2：
5。
Test：
1st, heating experiment：The 500ml superconducting fluids of 1~embodiment of Example 7 are placed in 500ml glass beakers, use phase
Same 900W Electric stoves carry out heating test simultaneously, and test is heated to 70 DEG C of time.
2nd, thermal conductivity factor of the superconducting fluid of 1~embodiment of Example 7 at 30 DEG C.
3rd, brass, carbon steel and cast iron are subjected to corrosive nature test in the superconducting fluid of 1~embodiment of Example 7.
A levels：Surface is smooth, immaculate, non-corroding；
B levels：Rough, spottiness, non-corroding；
C levels：Rough, spottiness, there is corrosion.
4th, after the superconducting fluid of embodiment 1 being heated into 80 DEG C, it is respectively placed in the low-heat biography by embodiment 1, embodiment 9~13
The sealing container and be placed in the sealing container that carbon steel is prepared 24 hours that circulation pipe is prepared are led, after measurement 24 hours
Temperature.
Test result：
Wherein, room temperature is 25-28 DEG C；Symbol "/" represents this group of embodiment and does not carry out this experiment.
Foregoing example is merely illustrative, some features of the feature for explaining the disclosure.Appended claim
It is intended to require the scope as wide as possible being contemplated that, and embodiments as presented herein is only according to all possible embodiment
Combination selection embodiment explanation.Therefore, the purpose of applicant is appended claim not by the explanation present invention
Feature example selectional restriction.And the progress in science and technology will not formed due to the inaccuracy of language performance and not
The possible equivalent or son being presently considered are replaced, and these changes should also be interpreted by appended in the conceived case
Claim covers.
Claims (10)
- A kind of 1. superconducting fluid heating system, for heating, it is characterised in that the superconducting fluid heating system comprise at least thermal source, Superconducting fluid, low heat conductivity circulation pipe；Wherein, the preparing raw material of the superconducting fluid, by percentage to the quality, comprising：Diglycolamine 0.5-5%, polyphosphate sodium 0.01-1%, Benzotriazole Derivative 0.3-0.7%, natrium nitrosum 0.1-1.0%, sodium chloride 5-10% and excess water.
- 2. the superconducting fluid heating system described in claim 1, it is characterised in that the preparing raw material of the superconducting fluid, with quality hundred Divide than meter, comprising：Diglycolamine 0.5-2%, polyphosphate sodium 0.01-0.5%, Benzotriazole Derivative 0.3-0.6%, nitrous Sour sodium 0.1-0.8%, sodium chloride 5-8% and excess water.
- 3. the superconducting fluid heating system described in claim 1, it is characterised in that the preparing raw material of the superconducting fluid, with quality hundred Divide than meter, comprising：Diglycolamine 1.2%, polyphosphate sodium 0.3%, Benzotriazole Derivative 0.5%, natrium nitrosum 0.3%, Sodium chloride 6% and excess water.
- 4. the superconducting fluid heating system described in claim 1, it is characterised in that the Benzotriazole Derivative is dimethyl benzene And triazole.
- 5. the superconducting fluid heating system described in claim 4, it is characterised in that the Benzotriazole Derivative is 5,7- diformazans Base -1H- BTAs.
- 6. the superconducting fluid heating system described in claim 1, it is characterised in that the polyphosphate sodium is two polyphosphate sodiums and trimerization Sodium phosphate is 1 according to weight part ratio：2 mixture.
- 7. the superconducting fluid heating system described in claim 1, it is characterised in that the tube wall of the low heat conductivity circulation pipe is three layers Structure, from outside to inside respectively first layer, the second layer and third layer.
- 8. the superconducting fluid heating system described in claim 7, it is characterised in that it is low that the preparing raw material of the second layer includes modification Density polyethylene and PERT I.
- 9. the superconducting fluid heating system described in claim 7, it is characterised in that the preparing raw material phase of the first layer and third layer Together.
- 10. the superconducting fluid heating system described in claim 7, it is characterised in that the preparing raw material of the first layer is PERT II Type polyethylene.
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| CN2651660Y (en) * | 2003-11-08 | 2004-10-27 | 杜亮 | Crude oil heater by superconducting liquid |
| CN101250395A (en) * | 2008-03-31 | 2008-08-27 | 贾振勇 | Heat absorption conductive liquid |
| CN102191020A (en) * | 2010-03-05 | 2011-09-21 | 陈洋 | Superconductive liquid for heat exchange device and preparation method thereof |
| CN102191019A (en) * | 2010-03-05 | 2011-09-21 | 孟令啟 | Energy-saving heating superconductive liquid |
| CN105238364A (en) * | 2015-09-23 | 2016-01-13 | 奢派热力科技（上海）有限公司 | Organic high temperature thermal conductive liquid |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2651660Y (en) * | 2003-11-08 | 2004-10-27 | 杜亮 | Crude oil heater by superconducting liquid |
| CN101250395A (en) * | 2008-03-31 | 2008-08-27 | 贾振勇 | Heat absorption conductive liquid |
| CN102191020A (en) * | 2010-03-05 | 2011-09-21 | 陈洋 | Superconductive liquid for heat exchange device and preparation method thereof |
| CN102191019A (en) * | 2010-03-05 | 2011-09-21 | 孟令啟 | Energy-saving heating superconductive liquid |
| CN105238364A (en) * | 2015-09-23 | 2016-01-13 | 奢派热力科技（上海）有限公司 | Organic high temperature thermal conductive liquid |
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