CN203464222U - Straight-flow heat exchange device - Google Patents
Straight-flow heat exchange device Download PDFInfo
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- CN203464222U CN203464222U CN201320437613.2U CN201320437613U CN203464222U CN 203464222 U CN203464222 U CN 203464222U CN 201320437613 U CN201320437613 U CN 201320437613U CN 203464222 U CN203464222 U CN 203464222U
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Abstract
A straight-flow heat exchange device comprises a furnace, a deaerator, a steam-water separator and a desuperheater, wherein the deaerator, the steam-water separator and the desuperheater are arranged outside the furnace, and the furnace is an inverted U-shaped furnace or a vertical or horizontal furnace. A primary superheater, a secondary superheater, an evaporator section and a water preheater are arranged inside the furnace, and the superheaters and the evaporator section are provided with spiral tube bundle structures. The straight-flow heat exchange device has the advantages that a heat exchange surface is sectioned, the device is compact in structure and simple and easy to maintain and can be used for the energy field of solar thermal power generation, chemical industry, metallurgy and the like, and the heat exchange area of a heat exchange tube is large per unit volume.
Description
Technical field
The utility model relates to a kind of device that obtains superheated steam, is in particular a kind of direct current heat-exchanger rig that obtains the forced circulation of superheated steam from high temperature and high pressure gas, and this device can be used for solar light-heat power-generation, metallurgy and chemical industry equal energy source field.
Background technology
Along with world energy sources is in short supply, the non-renewable energy resources such as oil, coal, natural gas face bored and lonely, and people more and more pay attention to the saving utilization of the energy.But a lot of industries such as now a lot of metallurgy, chemical industry, petrochemical industry all can have used heat to produce, and this has caused huge energy waste undoubtedly, how these waste heats are reclaimed, and effectively utilize, and are the focuses that people study.Waste heat is that the energy not being utilized in using energy source equipment, is a kind of unnecessary or discarded energy under certain economic technology condition.Waste heat comprises seven kinds of high-temp waste gas waste heat, cooling medium waste heat, waste vapour waste water residual heat, high-temperature product and afterheat of slags, chemical reaction waste heat, combustible exhaust gas waste liquid and waste material waste heat and high-pressure fluid overbottom pressure etc.According to investigation, the waste heat total resources of every profession and trade account for the 17%-67% of its fuel consumption total amount, and the residual heat resources of recoverable are about 60% of waste heat total resources.Energy-saving and cost-reducing is metallurgical, the strategic task that chemical enterprise is long-term.Fully reclaiming and utilize these waste heats, is one of sign of modernization of business degree.These high-temp waste gas waste heats, heat is high, output is huge, waste is serious, how by using of these high efficiency of energy, to be the focus that people pay close attention to always, the device for utilizing residual heat of waste gas of existing routine is as heat exchanger, but the waste heat gas for some HTHPs, the gas side body of existing most heat-exchanger rig all cannot proof pressure, so need to, by the first step-down recycling of these gases at high pressure, so just increase operation, simultaneously due to pressure decreased volume expansion, also certainly will cause efficiency on the low side, and high expensive.In addition, at solar energy, utilize industry, especially solar light-heat power-generation, is also faced with the problem of heat generation superheated steam of how effectively obtaining from solar energy.Owing to being subject to round the clock, the impact of the factor such as weather, solar energy supply has the features such as intermittence, unstability.Solar radiation itself has a lot of uncontrollabilities, is directly used in heating water, because water becomes vapour volume from liquid rotating, changes hugely, and thermal source poor stability, causes fluctuating temperature, time have evaporation and a condensation generation.The complexity of the physical property of water and steam causes the pipeline of solar collecting device complicated, and control system is also complicated, stability, poor operability.By a kind of intermediate medium (gas), can improve this problem.Solar energy heat-obtaining, so after heat-obtaining, heated air is all relatively ripe technique, if a kind of efficient heat-exchanger rig is provided, from the high temperature and high pressure gas of solar energy heating, obtains superheated steam, will for solar energy heat utilization, provide a new approach undoubtedly.
Utility model content
The purpose of this utility model, exactly in order to address the deficiencies of the prior art, provides a kind of special heat-exchanger rig of high temperature high voltage resistant, can effectively from high temperature and high pressure gas, obtain superheated steam.
The purpose of this utility model can realize by following technical solution:
A single flow heat-exchanger rig for forced circulation, comprises inverted U-shaped body of heater, and the flow direction in inverted U-shaped body of heater inside along thermal medium is provided with two-stage superheater, primary superheater, one-level evaporator section and water preheater successively.Described two-stage superheater is arranged on the inducer of thermal medium, and water preheater is arranged on the outlet section of thermal medium.Oxygen-eliminating device, steam-water separator and attemperator are arranged on the outside of inverted U-shaped body of heater.Described attemperator is connected with two-stage superheater with primary superheater respectively; Oxygen-eliminating device respectively be connected water preheater and be connected with one-level evaporator section; Steam-water separator is connected with primary superheater with one-level evaporator section respectively.
In technique scheme, two-stage superheater, primary superheater and one-level evaporator section adopt the Pipe bundle structure that spirals, and the tube bank of spiraling is arranged near wall in inverted U-shaped body of heater.
The second technical scheme is: a kind of single flow heat-exchanger rig, comprise inverted U-shaped body of heater, and in inverted U-shaped body of heater inside, be provided with two-stage superheater, primary superheater, dual evaporation section, one-level evaporator section and water preheater.Water preheater is arranged on the outlet section of thermal medium; Outer setting oxygen-eliminating device, steam-water separator and attemperator at inverted U-shaped body of heater.Described attemperator is connected with two-stage superheater with primary superheater respectively by pipeline; Oxygen-eliminating device is connected with one-level evaporator section with water preheater respectively by pipeline; Steam-water separator is connected with primary superheater with dual evaporation section respectively by pipeline; The import of dual evaporation section is connected with the outlet of one-level evaporimeter.
In technique scheme, dual evaporation section can have two kinds of arrangements.A kind ofly be, dual evaporation section is arranged between primary superheater and one-level evaporator section, be that two-stage superheater, primary superheater, dual evaporation section, one-level evaporator section and water preheater are arranged successively along the flow direction of thermal medium in inverted U-shaped body of heater inside, two-stage superheater is arranged on the inducer of thermal medium.Another kind is, dual evaporation section is arranged on the inducer of thermal medium, and dual evaporation section, two-stage superheater, primary superheater, one-level evaporator section and water preheater are arranged successively along the flow direction of thermal medium in inverted U-shaped body of heater inside.
In technique scheme, described two-stage superheater, primary superheater, dual evaporation section and one-level evaporator section adopt the Pipe bundle structure that spirals, and the tube bank of spiraling is arranged near wall at inverted U-shaped body of heater.
The third technical scheme is, a kind of single flow heat-exchanger rig comprises and the body of heater of level or horizontal layout along the flow direction of thermal medium, is provided with successively two-stage superheater, primary superheater, one-level evaporator section and water preheater in body of heater inside.Described two-stage superheater is arranged on the inducer of thermal medium, and water preheater is arranged on the outlet section of thermal medium; Outer setting oxygen-eliminating device, steam-water separator and attemperator at body of heater.Described attemperator is connected with two-stage superheater with primary superheater respectively, oxygen-eliminating device respectively be connected water preheater and be connected with one-level evaporator section; Described steam-water separator is connected with primary superheater with one-level evaporator section respectively.Described two-stage superheater, primary superheater and one-level evaporator section adopt the Pipe bundle structure that spirals of arranging along inboard wall of furnace body face, described in the Pipe bundle structure that spirals by least one group of spiral tube, formed.
In technique scheme, described high temperature superheater, low temperature superheater and evaporator section can adopt more than two groups spiral tube groups, and spiral tube group is arranged in body of heater with concentric-ring pattern pipeloop.
In technique scheme, described body of heater is telescopic coiled pipe structure, and described telescopic coiled pipe structure is comprised of the coiled pipe of sleeve and at least one group; Described coiled pipe is pasting sleeve lining and is arranging.When arranging more than two groups coiled pipe, one group of outermost is close to sleeve lining layout, and more than two groups coiled pipes is arranged in concentric circles mode.
The utility model has the advantage of that compact conformation, unit volume heat exchanger tube heat exchange area are large, it is simple to overhaul, pressure parameter wide ranges, easily manufactured, save steel; Open, blowing out is quick etc.Can be used in solar light-heat power-generation, chemical industry and metallurgical equal energy source field.
Accompanying drawing explanation
A kind of single flow heat-exchanger rig schematic diagram (one-level evaporator section) of the body of heater of the inverted U-shaped layout that Fig. 1 provides for the utility model.
A kind of single flow heat-exchanger rig schematic diagram (double flash evaporation section) of the body of heater of the inverted U-shaped layout that Fig. 2 provides for the utility model.
A kind of single flow heat-exchanger rig schematic diagram (double flash evaporation section) of the body of heater of the inverted U-shaped layout that Fig. 3 provides for the utility model.
A kind of single flow heat-exchanger rig schematic diagram of the body of heater that the horizontal that Fig. 4 provides for the utility model is arranged.
A kind of single flow heat-exchanger rig schematic diagram of the body of heater of the vertical that Fig. 5 provides for the utility model.
The more than two groups layout schematic diagram of heat exchanger in the level that Fig. 6 provides for the utility model or the body of heater of vertical.
The side view of the level that Fig. 7 provides for the utility model or the telescopic coiled pipe of body of heater of vertical.
The sectional drawing of the level that Fig. 8 provides for the utility model or the telescopic coiled pipe of body of heater of vertical.
In figure: the inverted U-shaped body of heater of 1-; 2-water preheater; 3-oxygen-eliminating device; 4A-one-level evaporator section; 4B-dual evaporation section; 5-steam-water separator, 6-primary superheater, 7-attemperator, 8-two-stage superheater; 9-body of heater; The telescopic coiled pipe structure of 10-; 11-sleeve; 12-coiled pipe.
The specific embodiment
Below in conjunction with accompanying drawing, describe structure of the present utility model, principle and the course of work in detail:
The single flow heat-exchanger rig of a kind of forced circulation described in the utility model, can be used for solar light-heat power-generation, chemical industry and metallurgical equal energy source field, obtains superheated steam from high temperature and high pressure gas.Working-medium water flows for forced circulation single flow heat-exchanger rig described in the utility model.The related thermal medium of the utility model is 500 ℃ of temperature and above, pressure 0.1MPa and above high temperature and high pressure gas, and as air, carbon dioxide etc., cold medium is that working medium is water.
In the first embodiment, as shown in Figure 1, a kind of single flow heat-exchanger rig of forced circulation, inverted U-shaped body of heater 1, oxygen-eliminating device 3, steam-water separator 5, attemperator 7, primary superheater 6, two-stage superheater 8, one-level evaporator section 4A and water preheater 2.In inverted U-shaped body of heater 1 inside, along the flow direction of thermal medium, from the inducer of thermal medium, be provided with successively two-stage superheater 8, primary superheater 6, one-level evaporator section 4A and water preheater 2.Thermal medium successively with two-stage superheater 8, primary superheater 6, one-level evaporator section 4A and water preheater 2 in working medium heat exchange, then flow out heat-exchanger rig, return the heating of solar energy heat-obtaining system or other heater, recycle.Two-stage superheater 8, primary superheater 6 and one-level evaporator section 4A adopt the Pipe bundle structure that spirals, and adherent layout in body of heater, can increase heat exchange area, improve heat transfer effect.Different from arranging of conventional heat-exchanger rig, oxygen-eliminating device 3 imports are connected with water preheater 2, and outlet is connected with one-level evaporator section 4A, and working-medium water first carries out deoxygenation after preheater 2 heat exchange intensifications again, and the working-medium water after deoxygenation is qualified directly enters one-level evaporator section 4A.Between one-level evaporator section 4A and primary superheater 6, establish steam-water separator 5, when heat-exchanger rig starts, in one-level evaporator section 4A, not evaporation completely of working-medium water, contains water in steam, and steam-water separator 5 can be separated to the carbonated drink of steam, removes the moisture in steam.Steam after separation enters primary superheater 6 and heats up with thermal medium heat exchange, forms superheated steam, then enters attemperator 7 and carries out temperature adjusting.Attemperator 7 is located at inverted U-shaped body of heater 1 outside, according to the value of feedback of vapor (steam) temperature in running, carries out temperature reducing regulation.Through thermoregulator superheated steam, enter two-stage superheater 8, with the thermal medium heat exchange that just enters body of heater, be heated to form the superheated steam of target product.During normal operation, in one-level evaporator section 4A, steam has reached capacity or superheat state, and now steam-water separator 5 is only as the passage of working medium.
The second technical scheme comprises two kinds of embodiment.As shown in accompanying drawing 2 or 3, a kind of single flow heat-exchanger rig of forced circulation, comprises inverted U-shaped body of heater 1, oxygen-eliminating device 3, steam-water separator 5, attemperator 7, primary superheater 6, two-stage superheater 8, evaporator section and water preheater 2.In a kind of embodiment, in inverted U-shaped body of heater 1 inside, along the flow direction of thermal medium, from the inducer of thermal medium, be provided with successively two-stage superheater 8, primary superheater 6, dual evaporation section 4B, one-level evaporator section 4A and water preheater 2.Thermal medium successively with two-stage superheater 8, primary superheater 6, dual evaporation section 4B, one-level evaporator section 4A and water preheater 2 in working medium heat exchange, then flow out heat-exchanger rig, return the heating of solar energy heat-obtaining system or other heater, recycle.Two-stage superheater 8, primary superheater 6, dual evaporation section 4B and one-level evaporator section 4A adopt the Pipe bundle structure that spirals, and adherent layout in body of heater, can increase heat exchange area, improve heat transfer effect.Oxygen-eliminating device 3 imports are connected with water preheater 2, and outlet is connected with one-level evaporator section 4A, and working-medium water first carries out deoxygenation after preheater 2 heat exchange heat up again, and the working-medium water after deoxygenation is qualified directly enters one-level evaporator section 4A.One-level evaporator section 4A and the dual evaporation section 4B pipeline section for being communicated with, establishes for increasing heating surface.Working medium enters dual evaporation section 4B from one-level evaporator section 4A out.One-level evaporator section 4A and water preheater 2 are arranged in the outlet section of thermal medium; Dual evaporation section 4B and primary superheater 6, two-stage superheater 8 are arranged in the entrance of thermal medium.Between dual evaporation section 4B and primary superheater 6, establish steam-water separator 5, when heat-exchanger rig starts, in the steam in dual evaporation section 4B, contain water, steam-water separator 5 can be separated to the carbonated drink of steam, removes the moisture in steam.Steam after separation enters primary superheater 6 and heats up with thermal medium heat exchange, forms superheated steam, then enters attemperator 7 and carries out temperature adjusting.Attemperator 7 is located at inverted U-shaped body of heater 1 outside, according to the value of feedback of vapor (steam) temperature in running, carries out temperature reducing regulation.Through thermoregulator superheated steam, enter two-stage superheater 8, with the thermal medium heat exchange that just enters body of heater, be heated to form the superheated steam of target product.During normal operation, in dual evaporation section 4B, steam has reached capacity or superheat state, and now steam-water separator 5 is only as the passage of working medium.In another kind of embodiment, because heat medium temperature is very high, more than 700 ℃, in order to absorb in advance a part of heat, dual evaporation section 4B is arranged on the entrance of thermal medium, as shown in Figure 3.Along the flow direction of thermal medium, in inverted U-shaped body of heater 1 inside, from the inducer of thermal medium, be provided with successively dual evaporation section 4B, two-stage superheater 8, primary superheater 6, one-level evaporator section 4A and water preheater 2.In two kinds of embodiment, the flow process of working-medium water is: working-medium water is pre-heating temperature elevation in water preheater 2 first, then enter oxygen-eliminating device 3 deoxygenations, then enter successively one-level evaporator section 4A, dual evaporation section 4B, steam-water separator 5, primary superheater 6, attemperator 7 and two-stage superheater 8.
In the third technical scheme, a kind of single flow heat-exchanger rig of forced circulation, comprises body of heater 9, oxygen-eliminating device 3, steam-water separator 5 and attemperator 7.Body of heater 9 is vertical or horizontally disposed, as shown in accompanying drawing 4 and accompanying drawing 5.Body of heater inside is provided with successively two-stage superheater 8, primary superheater 6, one-level evaporator section 4A and water preheater 2 along the flow direction of thermal medium from the inducer of thermal medium.Described two-stage superheater 8 is arranged on the inducer of thermal medium, and water preheater 2 is arranged on the outlet section of thermal medium.Thermal medium successively with two-stage superheater 8, primary superheater 6, one-level evaporator section 4A and water preheater 2 in working medium heat exchange, then flow out heat-exchanger rig, return the heating of solar energy heat-obtaining system or other heater, recycle.Two-stage superheater 8, primary superheater 6 and one-level evaporator section 4A adopt the Pipe bundle structure that spirals of arranging along inboard wall of furnace body face, the described Pipe bundle structure that spirals is comprised of at least one group of tube bank of spiraling, adherent layout in body of heater, can increase heat exchange area, improves heat transfer effect.When two-stage superheater 8, primary superheater 6 and one-level evaporator section 4A adopt the more than two groups tube bank groups of spiraling, tube bank group is arranged in body of heater, with concentric-ring pattern pipeloop as shown in Figure 6.Oxygen-eliminating device 3, steam-water separator 5 and attemperator 7 are arranged on the outside of body of heater 9.Oxygen-eliminating device 3 imports are connected with water preheater 2, and outlet is connected with one-level evaporator section 4A, and working-medium water first carries out deoxygenation after preheater 2 heat exchange heat up again, and the working-medium water after deoxygenation is qualified directly enters one-level evaporator section 4A.Between one-level evaporator section 4A and low temperature superheater 6, establish steam-water separator 5, while starting for heat-exchanger rig, remove the moisture in the steam that evaporator section produces, the steam that has removed moisture enters primary superheater 6 again and heats up with thermal medium heat exchange, form superheated steam, then enter attemperator 7 and carry out temperature adjusting.Attemperator 7 is located at body of heater 9 outsides, according to the value of feedback of vapor (steam) temperature in running, carries out temperature reducing regulation.Through thermoregulator superheated steam, enter two-stage superheater 8, with the thermal medium heat exchange that just enters body of heater, be heated to form the superheated steam of target product.
In this technical scheme, higher at heat medium temperature, or when superheated steam demand is larger, for further strengthening heat transfer effect, and reduce device volume, reduce costs, two-stage superheater 8, primary superheater 6 and one-level evaporator section 4A are two groups or more Pipe bundle structure that spirals, and tube bank group is arranged in body of heater with concentric-ring pattern pipeloop.Same, body of heater 9 also can adopt telescopic coiled pipe structure 10.Telescopic coiled pipe structure 10 is comprised of the coiled pipe 12 of sleeve 11 and at least one group, and coiled pipe 12 is pasting sleeve lining and arranging.Make coiled pipe and sleeve pipe become a global facility.When heat medium temperature is higher, for reducing device volume, described coiled pipe 12 is more than two groups, to increase the exchange capability of heat of working-medium water.More than two groups coiled pipes 12 is arranged in sleeve 11 in concentric circles mode, and one group of coiled pipe of concentrically ringed outermost is close to sleeve lining and is arranged.Heat-exchange working medium water in telescopic coiled pipe structure 10 is from oxygen-eliminating device, and the hot water producing after heat exchange or steam water interface access one-level evaporator section 4A continue and thermal medium heat exchange.
Claims (10)
1. a single flow heat-exchanger rig, it is characterized in that: described device comprises inverted U-shaped body of heater (1), in the inner flow direction along thermal medium of inverted U-shaped body of heater (1), be provided with successively two-stage superheater (8), primary superheater (6), one-level evaporator section (4A) and water preheater (2); Described two-stage superheater (8) is arranged on the inducer of thermal medium, and water preheater (2) is arranged on the outlet section of thermal medium; Outer setting oxygen-eliminating device (3), steam-water separator (5) and attemperator (7) at inverted U-shaped body of heater (1); Described attemperator (7) is connected with two-stage superheater (8) with primary superheater (6) respectively by pipeline; Described oxygen-eliminating device (3) is connected with one-level evaporator section (4A) with water preheater (2) respectively by pipeline; Described steam-water separator (5) is connected with primary superheater (6) with one-level evaporator section (4A) respectively by pipeline.
2. a kind of single flow heat-exchanger rig according to claim 1, is characterized in that: described two-stage superheater (8), primary superheater (6) and one-level evaporator section (4A) adopt the Pipe bundle structure that spirals, and in inverted U-shaped body of heater, near body of heater wall, arranges.
3. a single flow heat-exchanger rig, it is characterized in that: described device comprises inverted U-shaped body of heater (1), in inverted U-shaped body of heater (1) inside, be provided with two-stage superheater (8), primary superheater (6), dual evaporation section (4B), one-level evaporator section (4A) and water preheater (2); Water preheater (2) is arranged on the outlet section of thermal medium; Outer setting oxygen-eliminating device (3), steam-water separator (5) and attemperator (7) at inverted U-shaped body of heater (1); Described attemperator (7) is connected with two-stage superheater (8) with primary superheater (6) respectively by pipeline; Described oxygen-eliminating device (3) by pipeline respectively be connected water preheater (2) and be connected with one-level evaporator section (4A); Described steam-water separator (5) is connected with primary superheater (6) with dual evaporation section (4B) respectively by pipeline; The import of described dual evaporation section (4B) is connected with the outlet of one-level evaporator section (4A).
4. a kind of single flow heat-exchanger rig according to claim 3, it is characterized in that: described two-stage superheater (8) is arranged on the inducer of thermal medium, inverted U-shaped body of heater (1) is inner arranges two-stage superheater (8), primary superheater (6), dual evaporation section (4B), one-level evaporator section (4A) and water preheater (2) successively along the flow direction of thermal medium.
5. a kind of single flow heat-exchanger rig according to claim 3, it is characterized in that: described dual evaporation section (4B) is arranged on the inducer of thermal medium, inverted U-shaped body of heater (1) is inner arranges dual evaporation section (4B), two-stage superheater (8), primary superheater (6), one-level evaporator section (4A) and water preheater (2) successively along the flow direction of thermal medium.
6. according to a kind of single flow heat-exchanger rig described in claim 3 or 4 or 5, it is characterized in that: described two-stage superheater (8), primary superheater (6), dual evaporation section (4B) and one-level evaporator section (4A) adopt the Pipe bundle structure that spirals, in inverted U-shaped body of heater, near body of heater wall, arrange.
7. a single flow heat-exchanger rig, is characterized in that: described device comprises body of heater (9), and body of heater (9) is level or vertical; In the inner flow direction along thermal medium of body of heater (9), be provided with successively two-stage superheater (8), primary superheater (6), one-level evaporator section (4A) and water preheater (2); Described two-stage superheater (8) is arranged on the inducer of thermal medium, and water preheater (2) is arranged on the outlet section of thermal medium; Outer setting oxygen-eliminating device (3), steam-water separator (5) and attemperator (7) at body of heater (9); Described attemperator (7) is connected with two-stage superheater (8) with primary superheater (6) respectively by pipeline; Described oxygen-eliminating device (3) is connected with one-level evaporator section (4A) with water preheater (2) respectively by pipeline; Described steam-water separator (5) is connected with primary superheater (6) with one-level evaporator section (4A) respectively by pipeline.
8. a kind of single flow heat-exchanger rig according to claim 7, it is characterized in that: described two-stage superheater (8), primary superheater (6) and one-level evaporator section (4A) adopt the Pipe bundle structure that spirals, described in the Pipe bundle structure that spirals by least one group of spiral tube, formed.
9. according to a kind of single flow heat-exchanger rig described in claim 7 or 8, it is characterized in that: when described two-stage superheater (8), primary superheater (6) and one-level evaporator section (4A) adopt more than two groups spiral tubes, spiral tube is arranged in body of heater with concentric-ring pattern.
10. according to a kind of single flow heat-exchanger rig described in claim 7 or 8, it is characterized in that: described body of heater (9) is telescopic coiled pipe structure (10); Described telescopic coiled pipe structure (10) is comprised of the coiled pipe (12) of sleeve (11) and at least one group; Described coiled pipe (12) is close to sleeve lining and is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320437613.2U CN203464222U (en) | 2013-07-22 | 2013-07-22 | Straight-flow heat exchange device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320437613.2U CN203464222U (en) | 2013-07-22 | 2013-07-22 | Straight-flow heat exchange device |
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| CN203464222U true CN203464222U (en) | 2014-03-05 |
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| CN201320437613.2U Expired - Lifetime CN203464222U (en) | 2013-07-22 | 2013-07-22 | Straight-flow heat exchange device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353100A (en) * | 2013-07-22 | 2013-10-16 | 清华大学 | Straight-flow type heat exchanging device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353100A (en) * | 2013-07-22 | 2013-10-16 | 清华大学 | Straight-flow type heat exchanging device |
| CN103353100B (en) * | 2013-07-22 | 2015-10-28 | 清华大学 | A kind of single flow heat-exchanger rig |
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Granted publication date: 20140305 |