CN105738412A - Fluoroplastic single-tube fume heat exchange coefficient testing device - Google Patents
Fluoroplastic single-tube fume heat exchange coefficient testing device Download PDFInfo
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- CN105738412A CN105738412A CN201610286592.7A CN201610286592A CN105738412A CN 105738412 A CN105738412 A CN 105738412A CN 201610286592 A CN201610286592 A CN 201610286592A CN 105738412 A CN105738412 A CN 105738412A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
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Abstract
The invention discloses a fluoroplastic single-tube fume heat exchange coefficient testing device which comprises a support base, an outer heat exchange channel tube and a fluoroplastic heat exchange single tube, wherein the outer heat exchange channel tube is fixedly arranged on the support base; the fluoroplastic heat exchange single tube is embedded into the outer heat exchange channel tube; an upper sealing cover and a lower sealing cover are arranged at the upper end and outer end of the outer heat exchange channel tube; a heat exchange fume inlet connector, a second temperature sensor connector and a fourth pressure sensor interface are further arranged at the lower end of the outer heat exchange channel tube; a heat exchange fume outlet connector and pressure and temperature sensor interfaces are further arranged at the upper end of the outer heat exchange channel tube; a fluoroplastic single tube inlet connector is arranged at the upper end of the fluoroplastic heat exchange single tube; a fluoroplastic single tube outlet connector is arranged at the lower end of the fluoroplastic heat exchange single tube; the pressure and temperature sensor interface is arranged on the luoroplastic single tube inlet connector; another pressure and temperature sensor interface is arranged on the fluoroplastic single tube outlet connector. The fluoroplastic single-tube fume heat exchange coefficient testing device can be widely used for testing heat exchange coefficients of other heat exchange materials, and is simple and compact in structure and simple and convenient to operate.
Description
Technical field
The present invention relates to a kind of heat exchange property test device, particularly relate to a kind of fluoroplastics single tube flue gas heat exchange coefficient testing device.
Technical background
At present, flue gas heat-exchange unit utilizing heat energy, recovery waste heat, economize in raw materials, reduce cost and some specific uses achieve significant economic benefit, it is widely used in the fields such as petrochemical industry, metallurgy, power engineering and machinery, heat exchange medium is often corrosive, viscosity and the easy problem such as fouling, making sheet steel burn into viscous and fouling, it is often necessary to maintenance, heat exchange efficiency reduces, service life is short, and replaces expensive with erosion-resisting rare metal plate.
Fluorine plastic tube is as a kind of high effective flue gas heat exchange equipment heat exchange element, it belongs to chemical inert material, it is absent from acid dew piont corrosion, there is excellent acid corrosion-resistant performance, except the element fluorine under high temperature, molten state alkali metal, chlorine trifluoride, hex, outside polyfluoro kerosene, almost can work in all of medium, heat exchanger tube wall temperature and flue gas acid dew point do not have particular/special requirement, also there is the abrasion resistance of excellence simultaneously, therefore, go to make flue gas heat-exchange unit with fluoroplastics, there is wide reason prospect, design a kind of fluoroplastics single tube flue gas heat exchange coefficient testing device for this and single fluoroplastics are carried out coefficient of heat transfer measurement, design for teflon heat exchanger provides theory support significant.
Summary of the invention
For above-mentioned technical problem, it is an object of the invention to provide the fluoroplastics single tube flue gas heat exchange coefficient testing device of a kind of simple in construction, easy to operate, anticorrosive anti-wear.
For achieving the above object, the present invention adopts the following technical scheme that
A kind of fluoroplastics single tube flue gas heat exchange coefficient testing device, including: heat exchanger channels outer tube and the nested fluoroplastics heat exchange single tube being arranged in described heat exchanger channels outer tube support base, being fixed on described support base,
Described heat exchanger channels outer tube upper and lower end is provided with sealing upper cover and seals lower cover, lower end also sets up heat exchange gas approach joint, the second temperature sensor interface, the 4th pressure sensor interface, and upper end also sets up heat exchange exhanst gas outlet joint, the first pressure sensor interface, the 4th temperature sensor interface；
The upper end of described fluoroplastics heat exchange single tube is provided with fluoroplastics single tube inlet attack, lower end is provided with fluoroplastics single tube outlet connection, described fluoroplastics single tube inlet attack is provided with the first temperature sensor interface and the 3rd pressure sensor interface, described fluoroplastics single tube outlet connection is provided with three-temperature sensor interface and the second pressure sensor interface.
This programme calculates fluoroplastics single tube flue gas heat exchange coefficient by measuring temperature and the piezometer of importing and exporting flue gas and heat-exchange working medium, and this test apparatus structure is simple, compact, easy and simple to handle.
Further, also including heat exchanger channels outer tube bracing frame, described passage of heat outer tube bracing frame one end is fixing with heat exchanger channels outer tube to be connected, and the other end is fixing with support base to be connected, it is ensured that its stability.
Further, described heat exchanger channels outer tube is provided with the fluoroplastics single tube fixed installation sector for fixedly mounting described fluoroplastics heat exchange single tube, is further ensured that its stability.
Further, described fluoroplastics single tube inlet attack, fluoroplastics single tube outlet connection, the internal diameter of each interface of heat exchanger channels outer tube match with the diameter of respective temperature sensor, pressure transducer, it is ensured that the feasibility installed in test process and convenience.
Further, the outside of described test device is all enclosed with adiabatic cotton, and for the accuracy of the guarantee test coefficient of heat transfer, outer tube, when making, selects the reasonable material of heat-insulating property, and adiabatic cotton is wrapped up in tube outside outside simultaneously, it is prevented that heat-exchange working medium and air heat-exchange.
Compared to existing technology, test apparatus structure provided by the invention is simple, easy to operate, resistance to wearing, corrosion-resistant, the life-span, long precision was high, by carrying out heat exchange property measurement, the design for teflon heat exchanger provides theory support significant, has broad application prospects.
Accompanying drawing explanation
Fig. 1 is fluoroplastics single tube flue gas heat exchange coefficient testing device schematic diagrams.
Fig. 2 is the fluoroplastics single tube flue gas heat exchange internally installed schematic diagrams of coefficient testing device single tube.
Shown in figure it is: 1-the first temperature sensor interface；2-fluoroplastics single tube inlet attack；3-fluoroplastics heat exchange single tube；4-seals upper cover；5-seals lower cover；6-heat exchanger channels outer tube；7-the first pressure sensor interface；8-heat exchanger channels outer tube bracing frame；9-the second temperature sensor interface；10-heat exchange gas approach joint；11-fluoroplastics single tube outlet connection；12-three-temperature sensor interface；13-the second pressure sensor interface；14-supports base；15-the 3rd pressure sensor interface；16-heat exchange exhanst gas outlet joint；17--the 4th temperature sensor interface；18-the 4th pressure sensor interface.
Detailed description of the invention
Below by specific embodiment, the purpose of the present invention being described in further detail, embodiment can not repeat one by one at this, but therefore embodiments of the present invention are not defined in following example.
As shown in Figure 1 to Figure 2, a kind of fluoroplastics single tube flue gas heat exchange coefficient testing device, including: heat exchanger channels outer tube 6 and the nested fluoroplastics heat exchange single tube 3 being arranged in described heat exchanger channels outer tube 6 support base 14, being fixed on described support base 14,
Described heat exchanger channels outer tube 6 upper and lower end is provided with sealing upper cover 4 and seals lower cover 5, lower end also sets up heat exchange gas approach joint the 10, second temperature sensor interface the 9, the 4th pressure sensor interface 18, and upper end also sets up heat exchange exhanst gas outlet joint the 16, first pressure sensor interface the 7, the 4th temperature sensor interface 17；
The upper end of described fluoroplastics heat exchange single tube 3 is provided with fluoroplastics single tube inlet attack 2, lower end is provided with fluoroplastics single tube outlet connection 11, described fluoroplastics single tube inlet attack 2 is provided with the first temperature sensor interface 1 and the 3rd pressure sensor interface 15, described fluoroplastics single tube outlet connection 11 is provided with three-temperature sensor interface 12 and the second pressure sensor interface 13.
This programme calculates fluoroplastics single tube flue gas heat exchange coefficient by measuring temperature and the piezometer of importing and exporting flue gas and heat-exchange working medium, and this test apparatus structure is simple, compact, easy and simple to handle.
Specifically, also including heat exchanger channels outer tube bracing frame 8, described passage of heat outer tube bracing frame 8 one end is fixing with heat exchanger channels outer tube 6 to be connected, and the other end is fixing with support base 14 to be connected, it is ensured that its stability.
Specifically, described heat exchanger channels outer tube 6 is internal is provided with the fluoroplastics single tube fixed installation sector 19 for fixedly mounting described fluoroplastics heat exchange single tube 3, is further ensured that its stability.
Described fluoroplastics single tube inlet attack 2, fluoroplastics single tube outlet connection 11, the internal diameter of each interface of heat exchanger channels outer tube 6 match with the diameter of respective temperature sensor, pressure transducer, it is ensured that the feasibility installed in test process and convenience.
Specifically, the outside of described test device is all enclosed with adiabatic cotton, and for the accuracy of the guarantee test coefficient of heat transfer, outer tube, when making, selects the reasonable material of heat-insulating property, and adiabatic cotton is wrapped up in tube outside outside simultaneously, it is prevented that heat-exchange working medium and air heat-exchange.
The present embodiment calculates fluoroplastics single tube flue gas heat exchange coefficient by measuring temperature and the piezometer of importing and exporting flue gas and heat-exchange working medium, and this test apparatus structure is simple, compact, easy and simple to handle.
The above embodiment of the present invention is only for clearly demonstrating example of the present invention, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive.All any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within the protection domain of the claims in the present invention.
Claims (5)
1. a fluoroplastics single tube flue gas heat exchange coefficient testing device, it is characterised in that including:
Heat exchanger channels outer tube (6) and nested fluoroplastics heat exchange single tube (3) being arranged in described heat exchanger channels outer tube (6) support base (14), being fixed on described support base (14),
Described heat exchanger channels outer tube (6) upper and lower end is provided with sealing upper cover (4) and seals lower cover (5), lower end also sets up heat exchange gas approach joint (10), the second temperature sensor interface (9), the 4th pressure sensor interface (18), and upper end also sets up heat exchange exhanst gas outlet joint (16), the first pressure sensor interface (7), the 4th temperature sensor interface (17)；
The upper end of described fluoroplastics heat exchange single tube (3) is provided with fluoroplastics single tube inlet attack (2), lower end is provided with fluoroplastics single tube outlet connection (11), described fluoroplastics single tube inlet attack (2) are provided with the first temperature sensor interface (1) and the 3rd pressure sensor interface (15), described fluoroplastics single tube outlet connection (11) are provided with three-temperature sensor interface (12) and the second pressure sensor interface (13).
2. a kind of fluoroplastics single tube flue gas heat exchange coefficient testing device according to claim 1, it is characterized in that: also include heat exchanger channels outer tube bracing frame (8), described passage of heat outer tube bracing frame (8) one end is fixing with heat exchanger channels outer tube (6) to be connected, and the other end is fixing with support base (14) to be connected.
3. a kind of fluoroplastics single tube flue gas heat exchange coefficient testing device according to claim 1, it is characterised in that: described heat exchanger channels outer tube (6) is internal is provided with fluoroplastics single tube fixed installation sector (19) for fixedly mounting described fluoroplastics heat exchange single tube (3).
4. a kind of fluoroplastics single tube flue gas heat exchange coefficient testing device according to claim 1, it is characterised in that: described fluoroplastics single tube inlet attack (2), fluoroplastics single tube outlet connection (11), the internal diameter of heat exchanger channels outer tube (6) each interface match with the diameter of respective temperature sensor, pressure transducer.
5. a kind of fluoroplastics single tube flue gas heat exchange coefficient testing device according to claim 1, it is characterised in that: the outside of described test device is all enclosed with adiabatic cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610286592.7A CN105738412A (en) | 2016-04-29 | 2016-04-29 | Fluoroplastic single-tube fume heat exchange coefficient testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610286592.7A CN105738412A (en) | 2016-04-29 | 2016-04-29 | Fluoroplastic single-tube fume heat exchange coefficient testing device |
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| CN105738412A true CN105738412A (en) | 2016-07-06 |
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| CN201610286592.7A Pending CN105738412A (en) | 2016-04-29 | 2016-04-29 | Fluoroplastic single-tube fume heat exchange coefficient testing device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2444189Y (en) * | 2000-09-14 | 2001-08-22 | 北京建筑工程学院 | Clausilium type heat energy recover using flue gas cooling |
| CN201212878Y (en) * | 2008-03-10 | 2009-03-25 | 中国农业大学 | Heat conducting coefficient measurement device |
| CN202101956U (en) * | 2011-06-14 | 2012-01-04 | 南京工业大学 | Single-tube heat exchange tube testing device |
| CN102735708A (en) * | 2012-06-27 | 2012-10-17 | 广东工业大学 | Determination system and method for heat exchange coefficient of cooper pipe |
| CN103424423A (en) * | 2013-06-25 | 2013-12-04 | 江苏乐科热力科技有限公司 | Vapor condensation heat-exchange test device |
| CN103439356A (en) * | 2013-06-05 | 2013-12-11 | 中国石油大学(华东) | Experimental apparatus and method for constant-pressure specific heat measurement of supercritical carbon dioxide |
| CN205137507U (en) * | 2015-12-02 | 2016-04-06 | 中能服能源科技股份有限公司 | Water waste heat recovery system is received in dust removal of saturated flue gas behind desulfurizing tower |
| CN205620340U (en) * | 2016-04-29 | 2016-10-05 | 华南理工大学 | Fluorine plastic monotube flue gas heat exchange coefficient testing arrangement |
-
2016
- 2016-04-29 CN CN201610286592.7A patent/CN105738412A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2444189Y (en) * | 2000-09-14 | 2001-08-22 | 北京建筑工程学院 | Clausilium type heat energy recover using flue gas cooling |
| CN201212878Y (en) * | 2008-03-10 | 2009-03-25 | 中国农业大学 | Heat conducting coefficient measurement device |
| CN202101956U (en) * | 2011-06-14 | 2012-01-04 | 南京工业大学 | Single-tube heat exchange tube testing device |
| CN102735708A (en) * | 2012-06-27 | 2012-10-17 | 广东工业大学 | Determination system and method for heat exchange coefficient of cooper pipe |
| CN103439356A (en) * | 2013-06-05 | 2013-12-11 | 中国石油大学(华东) | Experimental apparatus and method for constant-pressure specific heat measurement of supercritical carbon dioxide |
| CN103424423A (en) * | 2013-06-25 | 2013-12-04 | 江苏乐科热力科技有限公司 | Vapor condensation heat-exchange test device |
| CN205137507U (en) * | 2015-12-02 | 2016-04-06 | 中能服能源科技股份有限公司 | Water waste heat recovery system is received in dust removal of saturated flue gas behind desulfurizing tower |
| CN205620340U (en) * | 2016-04-29 | 2016-10-05 | 华南理工大学 | Fluorine plastic monotube flue gas heat exchange coefficient testing arrangement |
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Application publication date: 20160706 |
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