CN104502135A - Thermal characteristic testing experimental platform with pressure stabilization function for atmospheric condenser - Google Patents
Thermal characteristic testing experimental platform with pressure stabilization function for atmospheric condenser Download PDFInfo
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- CN104502135A CN104502135A CN201410810724.2A CN201410810724A CN104502135A CN 104502135 A CN104502135 A CN 104502135A CN 201410810724 A CN201410810724 A CN 201410810724A CN 104502135 A CN104502135 A CN 104502135A
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Abstract
The invention relates to a thermal characteristic testing experimental platform with a pressure stabilization function for an atmospheric condenser. The experimental platform is characterized by comprising the following devices: a tube channel (1), nuts (2), full thread-studs (3), a safety valve joint (4), a tube bundle and shell (5), a steam inlet (6), a pressure meter joint (7), an atmosphere ventilation joint (8), tube header gaskets (9), a cooling water inlet (10) and a cooling water outlet (11). The experimental platform is simple in structure, and has high practicability.
Description
Technical field
Patent of the present invention relates to a kind of atmospheric condenser thermal characteristics test experiments platform with voltage stabilizing function.
Background technology
Heat interchanger is chemical industry, oil refining, power, food, light industry, atomic energy, pharmacy, aviation and the widely used a kind of common processing equipment of other many industrial sector, occupies an important position in the industrial production.Shell-and-tube heat exchanger, because heat transfer efficiency is high, compact conformation, heat transfer area per unit volume large, save material and low cost and other advantages, is the primary structure form of heat transmission equipment both at home and abroad at present.Research heat exchanger performance, effectively can improve equipment heat transfer efficiency, reduce equipment size and reduce its cost.The exploitation of high efficient heat exchanging element is the core technology of enhanced heat exchange, and the Design and optimization of the inherent mechanism and rule heat exchanging equipment of furtheing investigate its transient flow zone has important practical significance.
The energy is the important substance basis of economic growth and social progress, is the index weighing overall national strength and living standards of the people and Civilization development degree.Ensureing the stable energy, is the pioneer field of every country development strategy all the time.See that China's efficiency of energy utilization only has about 30% on the whole, also have very large distance with world-class 52% (Japan).For petrochemical complex, the investment of heat interchanger accounts for about 40% of system equipment gross investment, if replace traditional heat exchangers with high-effect energy-saving heat-exchanger, the total energy consumption of its system can reduce by 20% ~ 30%.But the heat interchanger that current China industrial system uses has more than 90% still to continue to use traditional heat interchanger, efficiency is low, flow resistance is large, volume is large, material consumption is many, urgently improves.Country is clear stipulaties in the Policy of Technology For Energy Saving outline formulated in 2006 years: development is efficient, long-lived, enhanced heat exchange equipment, as little temperature difference heat interchanger such as high-temperature heat-exchanging and heat pipe such as various shell-and-tube enhanced heat exchange device, waved tube heat exchanger, plate type heat exchanger, spiral tube exchanger, new and effective efflux heat-exchanger, fluid-bed heat exchanger, silicon carbide heat exchanger, ceramic heat exchangers." the comprehensive programme of work of " 12 " energy-saving and emission-reduction " clearly proposes, and by 2015, the ten thousand yuan of gross domestic product (GDP) energy consumptions in the whole nation dropped to 0.869 ton of standard coal equivalent; " 12 " period, realize economize energy 6.7 hundred million tons of standard coal equivalents.The measure of main enforcement is the adjusting and optimizing industrial structure, accelerates to eliminate the backward production facilities, and promotes Transform of Traditional Industrial Equipment upgrading, and accelerate energy-conserving and emission-cutting technology exploitation and apply, emphasis promotes the energy-conserving and emission-cutting technologies such as high-performance heat exchanger.
The present invention adopts on atmospheric condenser, has installed logical air interface and venting interface, ensures that atmospheric condenser internal pressure stabilises is in atmosphere pressure state, and realizes the discharge of fouling gas.Atmospheric condenser of the present invention, at diverse location set temperature transmitter, pressure unit interface, by the real-time monitoring to each measuring point in condenser inside in experiment, studies the change of condenser internal temperature, pressure in working fluid condenses process.For the performance and Optimal Structure Designing of studying atmospheric condenser further provide reference.
The present invention is the atmospheric condenser thermal characteristics test experiments platform with voltage stabilizing function, compared with conventional condenser, has installed logical air interface and venting interface additional, has promoted the voltage regulation result of condenser inside.And, real time temperature, the pressure of condenser inside is obtained by temperature transmitter, pressure unit.For enforcing condensation heat transfer, under the prerequisite ensureing useful area, the overall volume reducing heat interchanger has guiding significance.
Summary of the invention
The object of patent of the present invention is to provide a kind of atmospheric condenser thermal characteristics test experiments platform with voltage stabilizing function, it is characterized in that comprising with lower device: bobbin carriage (1), nut (2), perfect thread stud (3), relief valve connection (4), tube bank and housing (5), steam inlet (6), pressure gauge connection (7), logical air interface (8), manifold gasket (9), cooling water inlet (10), coolant outlet (11);
Described bobbin carriage (1) is fixed on the two ends of tube bank and housing (5) by perfect thread stud (3), the two ends of this bobbin carriage (1) are respectively arranged with what coolant outlet (11) of cooling water inlet (10), one end of described perfect thread stud (3) also has nut (2), and described relief valve connection (4), steam inlet (6), pressure gauge connection (7) and logical air interface (8) are positioned at the top of tube bank and housing (5);
The bottom of described tube bank and housing (5) is fixed by bearing, and this bearing comprises the both sides, bottom that hold-down support (17) and movable bearing support (20) lay respectively at tube bank and housing (5).
In the middle of the bottom of described tube bank and housing (5), there is hot well (19), this hot well (19) inside has two interface of the level gauge (15) becoming row to arrange, venting interface (12) and recirculated water interface (13), the bottom of described interface of the level gauge (15) has condensation-water drain (18), described two interface of the level gauge (15) becoming row to arrange coaxially are arranged with steam inlet (6), the both sides that venting interface (12) and recirculated water interface (13) are positioned at interface of the level gauge (15) are connected with the bottom of housing (5) with tube bank.
The bottom of described venting interface (12) has thermometer boss (14), and the bottom of recirculated water interface (13) has temperature transmitter interface (16).
The quantity of described perfect thread stud (3) is 4.
Described tube bank and housing (5) centre distance are called tube pitch t, d
0for pipe external diameter, t=1.25-1.5d should be met
0.
Described condenser has temperature point A and pressure-measuring-point B, the quantity of described temperature point A is 6-10, and the quantity of pressure-measuring-point B is 2-6.
The quantity of described temperature point A is 6-10, and the quantity being positioned at tube bank and housing (5) top is 3-7, and middle part is 0-3, and bottom is 3; The quantity of pressure-measuring-point B is 2-6, and the quantity being positioned at tube bank and housing (5) top is 1-3, and bottom is 1-3.
Beneficial effect:
(1) the present invention is by installing logical air interface and venting interface at atmospheric condenser, ensures the voltage stabilizing state of atmospheric condenser inside during vapor pressure loss in condensation process.In addition, the air in steam and air makes that atmospheric condenser is inner makes its internal pressure to raise gradually constantly stored in fouling gas, by installing venting interface on well, discharging fouling gas, ensureing pressure stability in atmospheric condenser.
(2) the present invention passes through temperature transmitter A and the pressure and temp transmitter B (as shown in Figure 1) of diverse location layout on shell-and-tube cooler housing, when different cooling water inlet temperature and flow, and time different steam parameter (inlet flow rate, inlet temperature, intake pressure), Real-Time Monitoring is carried out to the temperature of condenser inside diverse location, pressure characteristic; Steam when can reach best condensation effect and the optimum matching parameters between chilled water is drawn by analyzing.
(3) temperature point of the present invention's diverse location on shell-and-tube cooler and pressure-measuring-point are arranged more, reflect the non-uniform phenomenon of temperature field and pressure field in actual moving process, obtain the temperature of diverse location, pressure distribution.
(4) condenser of the present invention adopts inner demountable structure, realize different tube pitch, replacement function that (comprising equilateral triangle arrangement, square arrangement), different tubing (stainless steel, carbon steel, alloy steel), different enhanced heat exchange element (light pipe, bellows tube, finned tube) are arranged in different tube banks, analyze condenser internal temperature, pressure characteristic in often kind of situation.
(5) because steam enters from the centre position of condenser overhead, inevitable fully to contact with the centre position of tube bank, and reduce gradually along with leveling off to the adequacy of marginal position contact, cause the unevenness of restraining condensation.Therefore, the present invention is arranged by the multiple spot of temperature transmitter, pressure unit and carries out Real-Time Monitoring to the centre position of pipe for shell-and-tube exchanger bundle to the unevenness of marginal position, analyzes the Changing Pattern of temperature, pressure in condensation process.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is the structural representation of the embodiment of the present invention 2;
Fig. 3 is the structural representation of the embodiment of the present invention 3;
Fig. 4 is the structural representation of the embodiment of the present invention 4;
Fig. 5 is the structural representation of the embodiment of the present invention 5.
Embodiment
Below in conjunction with specific embodiment, set forth the present invention further.
There is an atmospheric condenser thermal characteristics test experiments platform for voltage stabilizing function, it is characterized in that comprising with lower device: bobbin carriage (1), nut (2), perfect thread stud (3), relief valve connection (4), tube bank and housing (5), steam inlet (6), pressure gauge connection (7), logical air interface (8), manifold gasket (9), cooling water inlet (10), coolant outlet (11);
Described bobbin carriage (1) is fixed on the two ends of tube bank and housing (5) by perfect thread stud (3), the two ends of this bobbin carriage (1) are respectively arranged with what coolant outlet (11) of cooling water inlet (10), one end of described perfect thread stud (3) also has nut (2), and described relief valve connection (4), steam inlet (6), pressure gauge connection (7) and logical air interface (8) are positioned at the top of tube bank and housing (5);
The bottom of described tube bank and housing (5) is fixed by bearing, and this bearing comprises the both sides, bottom that hold-down support (17) and movable bearing support (20) lay respectively at tube bank and housing (5).
In the middle of the bottom of described tube bank and housing (5), there is hot well (19), this hot well (19) inside has two interface of the level gauge (15) becoming row to arrange, venting interface (12) and recirculated water interface (13), the bottom of described interface of the level gauge (15) has condensation-water drain (18), described two interface of the level gauge (15) becoming row to arrange coaxially are arranged with steam inlet (6), the both sides that venting interface (12) and recirculated water interface (13) are positioned at interface of the level gauge (15) are connected with the bottom of housing (5) with tube bank.
The bottom of described venting interface (12) has thermometer boss (14), and the bottom of recirculated water interface (13) has temperature transmitter interface (16).
The quantity of described perfect thread stud (3) is 4.
Described tube bank and housing (5) centre distance are called tube pitch t, d
0for pipe external diameter, t=1.25-1.5d should be met
0.
Described condenser has temperature point A and pressure-measuring-point B, the quantity of described temperature point A is 6-10, and the quantity of pressure-measuring-point B is 2-6.
The quantity of described temperature point A is 6-10, and the quantity being positioned at tube bank and housing (5) top is 3-7, and middle part is 0-3, and bottom is 3; The quantity of pressure-measuring-point B is 2-6, and the quantity being positioned at tube bank and housing (5) top is 1-3, and bottom is 1-3.
Embodiment 1: arrange 10 temperature point A (7, bobbin carriage top, 3, bottom) on condenser, 6 pressure-measuring-point B (3, bobbin carriage top, 3, bottom), as shown in Figure 1.
Embodiment 2: arrange 9 temperature point A (3, bobbin carriage top, 3, middle part, 3, bottom) on condenser, 6 pressure-measuring-point B (3, bobbin carriage top, 3, bottom), as shown in Figure 2.
Embodiment 3: arrange 6 temperature point A (3, bobbin carriage top, 3, bottom) on condenser, 6 pressure-measuring-point B (3, bobbin carriage top, 3, bottom), as shown in Figure 3.
Embodiment 4: arrange 10 temperature point A (7, bobbin carriage top, 3, bottom) on condenser, 2 pressure-measuring-point B (1, bobbin carriage top, 1, bottom), as shown in Figure 4.
Embodiment 5: arrange 10 temperature point A (7, bobbin carriage top, 3, bottom) on condenser, 4 pressure-measuring-point B (2, bobbin carriage top, 2, bottom), as shown in Figure 5.
Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
Claims (7)
1. there is an atmospheric condenser thermal characteristics test experiments platform for voltage stabilizing function, it is characterized in that comprising with lower device: bobbin carriage (1), nut (2), perfect thread stud (3), relief valve connection (4), tube bank and housing (5), steam inlet (6), pressure gauge connection (7), logical air interface (8), manifold gasket (9), cooling water inlet (10), coolant outlet (11);
Described bobbin carriage (1) is fixed on the two ends of tube bank and housing (5) by perfect thread stud (3), the two ends of this bobbin carriage (1) are respectively arranged with what coolant outlet (11) of cooling water inlet (10), one end of described perfect thread stud (3) also has nut (2), and described relief valve connection (4), steam inlet (6), pressure gauge connection (7) and logical air interface (8) are positioned at the top of tube bank and housing (5);
The bottom of described tube bank and housing (5) is fixed by bearing, and this bearing comprises the both sides, bottom that hold-down support (17) and movable bearing support (20) lay respectively at tube bank and housing (5);
Described condenser has temperature point A and pressure-measuring-point B.
2. a kind of atmospheric condenser thermal characteristics test experiments platform with voltage stabilizing function as claimed in claim 1, it is characterized in that the bottom of described tube bank and housing (5) is middle and there is hot well (19), this hot well (19) inside has two interface of the level gauge (15) becoming row to arrange, venting interface (12) and recirculated water interface (13), the bottom of described interface of the level gauge (15) has condensation-water drain (18), described two interface of the level gauge (15) becoming row to arrange coaxially are arranged with steam inlet (6), the both sides that venting interface (12) and recirculated water interface (13) are positioned at interface of the level gauge (15) are connected with the bottom of housing (5) with tube bank.
3. a kind of atmospheric condenser thermal characteristics test experiments platform with voltage stabilizing function as claimed in claim 2, it is characterized in that the bottom of described venting interface (12) has thermometer boss (14), the bottom of recirculated water interface (13) has temperature transmitter interface (16).
4. a kind of atmospheric condenser thermal characteristics test experiments platform with voltage stabilizing function as claimed in claim 1, is characterized in that the quantity of described perfect thread stud (3) is 4.
5. a kind of atmospheric condenser thermal characteristics test experiments platform with voltage stabilizing function as claimed in claim 1, is characterized in that described tube bank and housing (5) centre distance are called tube pitch t, d
0for pipe external diameter, t=1.25-1.5d should be met
0.
6. a kind of atmospheric condenser thermal characteristics test experiments platform with voltage stabilizing function as claimed in claim 1, it is characterized in that described condenser having temperature point A and pressure-measuring-point B, the quantity of described temperature point A is 6-10, and the quantity of pressure-measuring-point B is 2-6.
7. a kind of atmospheric condenser thermal characteristics test experiments platform with voltage stabilizing function as claimed in claim 1, it is characterized in that the quantity of described temperature point A is 6-10, the quantity being positioned at tube bank and housing (5) top is 3-7, and middle part is 0-3, and bottom is 3; The quantity of pressure-measuring-point B is 2-6, and the quantity being positioned at tube bank and housing (5) top is 1-3, and bottom is 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410810724.2A CN104502135A (en) | 2014-12-23 | 2014-12-23 | Thermal characteristic testing experimental platform with pressure stabilization function for atmospheric condenser |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410810724.2A CN104502135A (en) | 2014-12-23 | 2014-12-23 | Thermal characteristic testing experimental platform with pressure stabilization function for atmospheric condenser |
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| CN104502135A true CN104502135A (en) | 2015-04-08 |
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| CN201410810724.2A Pending CN104502135A (en) | 2014-12-23 | 2014-12-23 | Thermal characteristic testing experimental platform with pressure stabilization function for atmospheric condenser |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014860A (en) * | 2017-04-19 | 2017-08-04 | 哈尔滨工程大学 | Bottomhole pressure boiling is evaporated and is evaporated the experimental provision of rear hot-working hydraulic characteristic and is evaporated method of discrimination |
| CN107271208A (en) * | 2017-06-14 | 2017-10-20 | 合肥通用机械研究院 | Evaporative condenser performance test apparatus |
Citations (5)
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|---|---|---|---|---|
| DE2946484A1 (en) * | 1979-11-17 | 1981-05-27 | Ing.(grad.) Herbert 5020 Frechen Pawlik | Atmospheric condenser pressure and temperature protection equipment - has safety standpipe using condensate as barrier water |
| CN101592529A (en) * | 2009-07-10 | 2009-12-02 | 郭民臣 | The measurement mechanism of temperature field of air-cooled condenser of power plant |
| CN201909552U (en) * | 2011-01-27 | 2011-07-27 | 安徽省化工设计院 | Vacuum atmosphere condenser |
| CN103604305A (en) * | 2013-10-22 | 2014-02-26 | 徐连波 | Vessel atmospheric condenser, manufacturing method thereof and vessel closed cycle system |
| CN104166794A (en) * | 2014-08-12 | 2014-11-26 | 广西防城港核电有限公司 | Collection and analysis system for characteristic test of nuclear power plant condenser |
-
2014
- 2014-12-23 CN CN201410810724.2A patent/CN104502135A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2946484A1 (en) * | 1979-11-17 | 1981-05-27 | Ing.(grad.) Herbert 5020 Frechen Pawlik | Atmospheric condenser pressure and temperature protection equipment - has safety standpipe using condensate as barrier water |
| CN101592529A (en) * | 2009-07-10 | 2009-12-02 | 郭民臣 | The measurement mechanism of temperature field of air-cooled condenser of power plant |
| CN201909552U (en) * | 2011-01-27 | 2011-07-27 | 安徽省化工设计院 | Vacuum atmosphere condenser |
| CN103604305A (en) * | 2013-10-22 | 2014-02-26 | 徐连波 | Vessel atmospheric condenser, manufacturing method thereof and vessel closed cycle system |
| CN104166794A (en) * | 2014-08-12 | 2014-11-26 | 广西防城港核电有限公司 | Collection and analysis system for characteristic test of nuclear power plant condenser |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014860A (en) * | 2017-04-19 | 2017-08-04 | 哈尔滨工程大学 | Bottomhole pressure boiling is evaporated and is evaporated the experimental provision of rear hot-working hydraulic characteristic and is evaporated method of discrimination |
| CN107271208A (en) * | 2017-06-14 | 2017-10-20 | 合肥通用机械研究院 | Evaporative condenser performance test apparatus |
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Application publication date: 20150408 |