CN101571429A - High temperature-pressure radiation heat flow meter - Google Patents
High temperature-pressure radiation heat flow meter Download PDFInfo
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- CN101571429A CN101571429A CNA2009100857150A CN200910085715A CN101571429A CN 101571429 A CN101571429 A CN 101571429A CN A2009100857150 A CNA2009100857150 A CN A2009100857150A CN 200910085715 A CN200910085715 A CN 200910085715A CN 101571429 A CN101571429 A CN 101571429A
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Abstract
A heat flow meter of wall pure radiation heat flow in high temperature-pressure environment is characterized in that a sapphire crystal window is adopted for insulating the influences of convection and heat conducting, and a heat flow meter which determines radiation heat flow by measuring axial thermoelectric force of a heat absorption cylinder is adopted. The adopted sapphire crystal window is in single-sided convex structure which can effectively expand measurement visual angle, accurate design is carried out on a round window chamfer angle, thus further expanding the measuring angle of the radiation heat flow meter to be 150 degrees. The sapphire crystal window insulates the influences of two heat flows of convection and heat conducting to make the heat flow meter measure radiation heat flow only. The lower surface of a heat receiver is provided with a cooling construction to cool the lower surface thus causing the heat receiver to form stable axial temperature distribution, and the pure radiation heat flow of wall is obtained by measuring the temperature difference of the upper surface and the lower surface of the heat receiver.
Description
Technical field
The present invention relates to the measurement mechanism of a kind of firing chamber radiant heat flux, can measure aero-gas turbine combustion chamber high temperature hyperbaric environment lower wall surface radiant heat flux.
Background technology
Along with the development of modern technical aeronautics, the firing chamber fuel gas temperature can reach 2000 ℃, even higher.For preventing the damage of burner inner liner, improve term of life, must take more rationally Cooling Design efficiently, guarantee that the burner inner liner wall temperature is in the allowed band of material.This means the diabatic process that to understand the combustion chamber wall surface cooling better.For most applications, most of being conducted heat to wall by hot gas in the primary zone, firing chamber is radiation heat transfer, has under the effectively air film cooling situation radiation heat transfer or even unique by the heat transfer of combustion gas to wall at burner inner liner.And radiation heat transfer is because its complicated mechanism process is one of research difficult point in the firing chamber always.In order to study radiation heat transfer mechanism in the firing chamber, indoor each influence factor of analytic combustion needs the radiation heatflowmeter of well-designed a kind of energy adaptive capacity High Temperature High Pressure measurement environment that combustion chamber wall surface radiation heat flow valuve is accurately measured to the influence of radiant heat flux.
Under the hot environment measurement of radiant heat flux more the difficulty because the head of heat flow meter detector directly contacts with high-temperature fuel gas with flame, bearing high thermal load, need very perfect cooling system for this reason.This just makes the structure of heat flow meter greatly complicated.Simultaneously many special requirements have been proposed for material and technology.In addition, the size of measuring the visual angle also will directly influence the actual measurement radiant heat flux account for all direction radiation under the truth come the ratio of radiant heat flux, and then directly influence the measuring accuracy of radiant heat flux.From the document of present announcement, the heat flow meter of use mainly is to measure the contact heat flow meter of heat conduction heat flux, then not find basically for the heat flow meter of direct amount radiant heat flux.Develop and a kind ofly can measure radiant heat flux that the broad wide viewing angle is applicable to high temperature-pressure radiation heat stream in respect of practical meaning very.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, a kind of pure radiation heatflowmeter that is applicable to high-temperature and high-pressure conditions is provided, can measure the radiant heat flux that the wide radiation comes, accurately measure Actual combustion locular wall surface radiation hot-fluid situation.
The technical solution adopted for the present invention to solve the technical problems is: High Temperature High Pressure wall radiation heatflowmeter, forms by cover parts and sapphire glass window 19 in heat flow meter overcoat 12, the heat flow meter, wherein overlap parts in the heat flow meter and form by overlapping 14, first cooling water inlet pipe 15, thermocouple wire 16, absorber 17 in columniform second cooling water outlet pipe 13, the heat flow meter; The cover parts are by being threaded in radiation heatflowmeter overcoat 12 and the radiation heatflowmeter, heat flow meter overcoat 12 front ends have the radiant heat flux that circular window 20 is used for received radiation, sapphire window 19 is placed on radiation heatflowmeter overcoat 12 front end circular windows 20 places, and employing packing ring and radiation heatflowmeter overcoat 12 positioning and fixing, by cover parts packing washer in the radiation heatflowmeter, snap-in force provides by being threaded by overlapping parts in radiation heatflowmeter overcoat 12 and the radiation heatflowmeter; The rear and front end face of absorber 17 is welded with thermocouple wire 16 respectively, and cover 14 welds together in the rear end of absorber 17 and the heat flow meter, and parallel with the matrix of radiation heatflowmeter overcoat 12; Cooling water outlet pipe 13 inserts the back welded seal by perforate on the cover 14 in the heat flow meter; The rear end of cover 14 and absorber 17 insert cooling water inlet pipe 15 back welded seals apart from having the hole on the end face of farthest in heat flow meter; Heat flow meter overcoat 12 is connected by the fuel chambers of heat flow meter installation base 9 with the outside, and 9 of heat flow meter overcoat 12 and heat flow meter installation bases are added with packing washer, the sealing snap-in force is provided by being threaded of 9 of radiation heatflowmeter overcoat 12 and installation place boss, can bear measurement environment pressure up 2Mpa.
Described sapphire glass window 19 is the single face convex lens structures, and the protruding face edge diameter Φ of single face convex lens structures and the ratio between the protruding curvature of face radius R satisfy Φ/R=7/6.62, can guarantee further that the visual angle reaches requirement.
Described circular window 20 has chamfering, and chamfering is 10-15 °.
At described radiation heatflowmeter overcoat 12 internal diameters is under the situation of Φ=9mm, described absorber 17 is a cylindrical structure, cylinder diameter Φ=8mm, axial length H=10mm, by having angle between preceding periphery center and periphery edge, back is 11 ° oblique through hole, is used to arrange thermocouple wire 16.The right cylinder of this dimensional structure can guarantee good installing and locating.Certain cylindrical physical dimension can change according to concrete radiation heatflowmeter diameter, and the absorber axial length can be according to concrete testing radiation hot-fluid size variation in addition, and the assurance installing and locating need be joined and make to interior cover parts.
All structural members all adopt the alloy material of high temperature resistant (about 2000K) in described High Temperature High Pressure wall radiation heatflowmeter, make radiation heatflowmeter can bear the hot environment maximum temperature and reach about 2000K.
Principle of the present invention is as follows: the influence of isolated convection current of sapphire glass window and heat conduction is arranged at the head of radiation heatflowmeter, only make heat flow meter accept radiant heat flux, the sapphire back is columniform absorber, the hot-fluid that the front end face absorbed radiation of absorber is come, hot-fluid in absorber along cylinder axis to conduction, absorber rear end circular surfaces adopts water-cooled, when front end surface received radiation hot-fluid constant, cooling water flow one timing simultaneously, front/rear end will reach thermal steady state.At this moment, measure the thermoelectric force of absorber front and rear surfaces,, obtain the demarcation checking curve of electromotive force and radiant heat flux by demarcating the relation of thermoelectric force and radiant heat flux by the thermocouple wire that is welded on front and back end two end surfaces.When actual measurement, demarcating the radiation heat flow valuve that finds correspondence on the checking curve, promptly finished the measurement of radiant heat flux according to the electromotive force that obtains.
The advantage that the present invention is compared with prior art had is as follows:
(1) the sapphire glass window of high temperature-pressure radiation heat flow meter employing of the present invention, the sapphire glass window plays the influence of isolated convection current and two kinds of hot-fluids of heat conduction, and the sapphire glass window also fusing point up to 2050K, combination by cover parts in sapphire glass window and heat flow meter overcoat, the heat flow meter, make not only measuring radiation hot-fluid of the present invention, and make radiation heatflowmeter can bear the hot environment maximum temperature to reach high temperature about 2000K; Be furnished with packing washer between heat flow meter overcoat of the present invention and heat flow meter installation base, the sealing snap-in force is provided by being threaded between radiation heatflowmeter overcoat and installation place boss, makes the present invention can bear measurement environment pressure up 2Mpa.
(2) the sapphire glass window is the single face convex lens structures, can reach 142 ° in expansion of the present invention visual angle; And the circular window that heat flow meter overcoat front end is opened has chamfering, the chamfer design of this circular window, and further the test angle of expansion radiation heatflowmeter makes and measures the wide viewing angle that the visual angle can reach 150 ° of requirements.
(3) packing ring is pressed on absorber nose circle surface of the present invention in addition, make packing ring grip the sapphire glass window, the convex step corresponding with heat flow meter overcoat circular window presses, by the generation that is threaded, such structure can guarantee that more radiation heatflowmeter can bear the pressure of window end high pressure (2Mpa) combustion gas generation to its snap-in force by the internal thread of external thread and the heat flow meter overcoat internal surface of column of cover periphery in the heat flow meter.
(4) high temperature-pressure radiation heat flow meter of the present invention, adopt the method that absorber axial temperature difference electromotive force is determined radiant heat flux of measuring, promptly be furnished with cooling structure cooling rear surface in the absorber rear surface, making absorber form stable axial temperature distributes, measure the pure radiant heat flux of wall by measuring the absorber front and rear surfaces temperature difference, reduce the physical dimension of radiation heatflowmeter with helping, have simple in structure, the advantage that physical dimension is less.
(4) high temperature-pressure radiation heat flow meter of the present invention because environment for use is in the air film protective seam of firing chamber, does not need to adopt and blows the charcoal gas circuit, and structure is simpler, the physical dimension compactness.
Description of drawings
Work synoptic diagram when Fig. 1 tests the combustion chamber wall surface radiant heat flux for the present invention;
The partial enlarged drawing that Fig. 2 installs for radiation heatflowmeter;
Fig. 3 is an one-piece construction planimetric map of the present invention;
Fig. 4 is a 3 D stereo view of the present invention;
Fig. 5 is the sapphire window visual angle figure among the present invention.
Wherein 1 is cyclone, the 2nd, splashing board, the 3rd, head of combustion chamber wall, the 4th, burner inner liner cold gas zona, the 5th, flame combustion chamber barrel, the 6th, the burner inner liner calotte, the 7th, heat flow meter floating bushing, the 8th, outer wall of combustion chamber face, the 9th, radiation heatflowmeter installation base, the 10th, packing washer, the 11st, radiation heatflowmeter, the 12nd, radiation heatflowmeter overcoat, the 13rd, cooling water outlet pipe, the 14th, cover in the radiation heatflowmeter, the 15th, cooling water inlet pipe, the 16th, thermocouple wire, the 17th, radiation heatflowmeter absorber, the 18th, packing ring, the 19th, sapphire wafer, 20 is radiation heatflowmeter overcoat window chamfering, the 21st, the half angle of view of sapphire plane when not considering to reflect, the 22nd, the half angle of view of sapphire plane when considering refraction, the 23rd, the half angle of view of the semi-convex face of sapphire when considering refraction.
Embodiment
As shown in Figure 1, typical structure for a firing chamber, the working medium exothermic process of burning mainly occurs in 5 area surrounded of flame combustion chamber tube wall surface, the combustion zone maximum temperature can reach 2500K even higher temperature, therefore, wall is ablated to be that combustion chamber flame drum destroys modal form, for more effective the flame combustion chamber tube wall surface is carried out thermal protection.Need the data of combustion chamber wall surface heat exchange accurately, comprise the concrete condition of radiation, convection current, heat conduction, wherein radiation heat transfer is difficult to describe accurately owing to its complicated mechanism always.In order accurately to measure flame combustion chamber tube wall surface radiant heat flux, now will design radiation heatflowmeter and be installed in unique point by mounting hole on the outer wall of combustion chamber 8, the primary holes of respective combustion chamber, feature locations such as blending hole.External thread on the radiation heatflowmeter overcoat 12 is connected with mount pad internal thread on the combustion outer case, between heat flow meter overcoat boss 9 and mount pad, arrange packing washer, make radiation heatflowmeter can bear the high pressure of measurement environment, its sealing snap-in force is provided by being threaded between mount pad on radiation heatflowmeter overcoat 12 and the combustion outer case.Radiation heatflowmeter inserts in the floating bushing 7 that is welded on the burner inner liner wall, assurance heat flow meter head is close to the burner inner liner internal face, be used to test truth lower wall surface radiant heat flux, the combustion chamber flame drum internal face that other radiation heatflowmeter is close to is furnished with cold gas zona 4, be used for the direct convection heat transfer between isolated high-temperature fuel gas and wall, these cooling air films have also played in the blowing combustion gas carbon particle etc., prevent sapphire window surface carbon deposit.
Fig. 3 is the structural drawing of radiation heatflowmeter of the present invention, and it is made up of cover parts and sapphire glass window 19 in heat flow meter overcoat 12, the heat flow meter.The front end of heat flow meter overcoat 12 has the radiant heat flux that circular window 20 is used for received radiation, circular window 20 is provided with chamfering, chamfering is chosen in the 10-15 ° of scope, can guarantee effectively that the test angle of radiation heatflowmeter enlarges, and can meet the requirements of 150 ° wide viewing angle.On heat flow meter overcoat 12 column type surfaces, screw thread is arranged, be used for being threaded, play the effect of sealed combustion chamber runner with burner inner liner shell mounting hole.Sapphire window 19 is placed on radiation heatflowmeter overcoat 12 front end circular windows 20 places, and employing packing ring and radiation heatflowmeter overcoat 12 positioning and fixing, by cover parts packing washer in the radiation heatflowmeter, snap-in force provides by being threaded by overlapping parts in radiation heatflowmeter overcoat 12 and the radiation heatflowmeter; Sapphire glass window 19 is the single face convex lens structures, and the protruding curvature of face of single face convex lens structures is: R=6.62mm, external diameter: Φ=8.8mm, internal diameter: Φ=7mm, convex lens edge step height: H=1.6mm.
Cover parts and radiation heatflowmeter overcoat 12 be by being threaded in the radiation heatflowmeter, and the radiation heatflowmeter internal sleeve assembly is by first cooling water outlet pipe 13, cover 14, the second cooling water inlet pipes 15 in the heat flow meter, galvanic couple silk 16 and absorber 17 compositions.Absorber 17 adopts cylindrical structural, cylinder diameter Φ=8mm, axial length H=10mm.On the right cylinder of absorber 17, having angle between preceding periphery center and periphery edge, back and be 11 °, diameter is the oblique through hole of 1mm, is used to arrange thermocouple wire 16, guarantees that the galvanic couple silk 16 that is welded in upper surface passes.Behind periphery center, absorber 17 front and back welding thermocouple wire 16, with cover 14 welding in the rear end circular surfaces of absorber 17 and the heat flow meter, welding finishes surface finish is smoothed to parallel with the weldment matrix.First cooling water inlet pipe 13 inserts by perforate on the cover 14 in the heat flow meter, guarantee that the cooling water intake outlet and the distance of absorber 17 rear end circular surfaces are about 4mm, make absorber 17 rear end circular surfaces can access effective cooling, in addition in heat flow meter the end of cover 14 (with absorber 17 apart from the farthest) hole on the cylinder wall inserts second cooling water outlet pipe 15, chilled water can be circulated fully, guarantee that the rear end surface temperature of absorber 17 is basicly stable.After heat flow meter internal member completion of processing, insert in the heat flow meter overcoat 12, packing ring 18 (packing ring 18 adopts the soft graphite packing ring) is pressed on absorber 17 nose circle surfaces, make two packing rings 18 grip sapphire glass window 19, the convex step corresponding with heat flow meter overcoat 12 circular windows 20 presses, by the generation that is threaded, such structure can guarantee that more radiation heatflowmeter can bear the pressure of window end high-pressure gas generation to its snap-in force by the internal thread of external thread and heat flow meter overcoat 12 internal surface of column of cover 14 peripheries in the heat flow meter.
Fig. 4 is the three-dimensional portion Section View of radiation heatflowmeter.For the sapphire window mouth structure that the isolated convection current of radiation heatflowmeter, heat conduction are adopted, measure next the flowing of broad wide viewing angle radiation in order to make heat flow meter, made explanation in order to contrast various sapphire window mouth structures.As shown in Figure 5, under the situation that the diameter of radiation heatflowmeter is determined, the half angle of view 21 of plane sapphire window was not 58 ° when correspondence was not considered to reflect among the figure, the half angle of view 22 of plane sapphire window was 66 ° when corresponding consideration reflected, and the half angle of view 23 of single face convex lens sapphire window was 71 ° when correspondence was considered refraction.Considering under the situation that radiation heatflowmeter overcoat 12 circular windows 20 chamferings are made an amendment, can make the test visual angle reach 150 ° of wide viewing angles.
In specific implementation process, High Temperature High Pressure wall radiation heatflowmeter of the present invention need be demarcated in advance, by demarcating the relation of thermoelectric force and radiant heat flux, obtains the demarcation checking curve of electromotive force and radiant heat flux.During actual measurement, after treating that High Temperature High Pressure wall radiation heatflowmeter installs, inject chilled water by first cooling water inlet pipe 13 rear surface of absorber 17 is cooled off, discharge the chilled water that has absorbed heat, form cooling water recirculation system by second cooling water outlet pipe 15.In the process of measuring the wall radiant heat flux, when chilled water circulates when abundant, periphery absorbs the radiant heat flux that the wide viewing angle radiation comes before the absorber 17, form the stable temperature difference between absorber 17 front and back peripheries, so, just can know the radiant heat flux size of incident by measuring the thermoelectric force of thermopair.Demarcating the radiation heat flow valuve that finds correspondence on the checking curve, promptly finished the measurement of radiant heat flux according to the electromotive force that obtains.
In a word, the present invention adopts the sapphire glass window to isolate the influence of convection current, heat conduction, adopt simultaneously and measure the heat absorption cylinder axis is determined heat heat flow meter from radiant heat flux to thermoelectric force, and the sapphire glass window that adopts is the single face convex lens structures, can further enlarge the test angle of radiation heatflowmeter, make the measurement visual angle reach 150 °.The sapphire glass window plays the influence of isolated convection current and two kinds of hot-fluids of heat conduction, makes only measuring radiation hot-fluid of heat flow meter.Be furnished with cooling structure cooling lower surface in the absorber rear surface, make absorber form stable axial temperature and distribute, measure the pure radiant heat flux of wall by measuring the absorber upper and lower surface temperature difference.
Claims (7)
1, High Temperature High Pressure wall radiation heatflowmeter, it is characterized in that: be made up of cover parts and sapphire glass window (19) in heat flow meter overcoat (12), the heat flow meter, wherein the cover parts are made up of cover (14), first cooling water inlet pipe (15), thermocouple wire (16) and absorber (17) in columniform second cooling water outlet pipe (13), the heat flow meter in the heat flow meter; The cover parts are by being threaded in radiation heatflowmeter overcoat (12) and the radiation heatflowmeter, heat flow meter overcoat (12) front end has the radiant heat flux that circular window (20) is used for received radiation, sapphire window (19) is placed on radiation heatflowmeter overcoat (12) front end circular window (20) and locates, and employing packing ring and radiation heatflowmeter overcoat (12) positioning and fixing, by cover parts packing washer in the radiation heatflowmeter, snap-in force is provided by being threaded with the interior cover of radiation heatflowmeter parts by radiation heatflowmeter overcoat (12); The rear and front end face of absorber (17) is welded with thermocouple wire (16) respectively, and cover (14) welds together in the rear end of absorber (17) and the heat flow meter, and parallel with the matrix of radiation heatflowmeter overcoat (12); Cooling water outlet pipe (13) is gone up perforate by cover (14) in the heat flow meter and is inserted the back welded seal; The rear end of cover (14) and absorber (17) insert cooling water inlet pipe (15) back welded seal apart from having the hole on the end face of farthest in heat flow meter; Heat flow meter overcoat (12) is connected by the fuel chambers of heat flow meter installation base (9) with the outside, and be added with packing washer between heat flow meter overcoat (12) and heat flow meter installation base (9), the sealing snap-in force is provided by being threaded between radiation heatflowmeter overcoat (12) and installation place boss (9).
2, High Temperature High Pressure wall radiation heatflowmeter according to claim 1 is characterized in that: described sapphire glass window (19) is the single face convex lens structures.
3, High Temperature High Pressure wall radiation heatflowmeter according to claim 2 is characterized in that: the protruding face edge diameter Φ of described single face convex lens structures and the ratio between the protruding curvature of face radius R satisfy Φ/R=7/6.62.
4, High Temperature High Pressure wall radiation heatflowmeter according to claim 1 is characterized in that: the circular window (20) that described heat flow meter overcoat (12) front end is opened has chamfering, and chamfering is 10-15 °.
5, High Temperature High Pressure wall radiation heatflowmeter according to claim 1, it is characterized in that: at described radiation heatflowmeter overcoat 12 internal diameters is under the situation of Φ=9mm, described absorber (17) is a cylindrical structure, cylinder diameter Φ=8mm, axial length H=10mm.
6, High Temperature High Pressure wall radiation heatflowmeter according to claim 1, it is characterized in that: packing ring (18) is pressed on described absorber (17) nose circle surface, make packing ring (18) grip sapphire glass window (19), the convex step corresponding with heat flow meter overcoat (12) circular window (20) presses, its snap-in force by the internal thread of external thread and heat flow meter overcoat (12) internal surface of column of cover (14) periphery in the heat flow meter by the generation that is threaded.
7, High Temperature High Pressure wall radiation heatflowmeter according to claim 1 is characterized in that: structural member all adopts the alloy material of the high temperature of anti-2000K in the described High Temperature High Pressure wall radiation heatflowmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100857150A CN101571429B (en) | 2009-05-27 | 2009-05-27 | High temperature-pressure radiation heat flow meter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100857150A CN101571429B (en) | 2009-05-27 | 2009-05-27 | High temperature-pressure radiation heat flow meter |
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| Publication Number | Publication Date |
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| CN101571429A true CN101571429A (en) | 2009-11-04 |
| CN101571429B CN101571429B (en) | 2011-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100857150A Expired - Fee Related CN101571429B (en) | 2009-05-27 | 2009-05-27 | High temperature-pressure radiation heat flow meter |
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| CN102095450A (en) * | 2010-12-09 | 2011-06-15 | 中国工程物理研究院流体物理研究所 | Single-shot multi-information diagnostic target |
| CN102500306A (en) * | 2011-11-15 | 2012-06-20 | 西南石油大学 | Microwave thick oil viscosity reduction experimental device |
| CN103267773A (en) * | 2013-04-27 | 2013-08-28 | 中国科学技术大学 | Double-ring thermal protection transient radiation heatflowmeter and measuring method |
| CN103353355A (en) * | 2013-06-13 | 2013-10-16 | 北京航空航天大学 | Sensor for temperature and heat-flow measuring under high temperature environment |
| CN103628983A (en) * | 2013-12-17 | 2014-03-12 | 哈尔滨工程大学 | Radiation light path dustproof device of turbine blade of gas turbine |
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| CN105043596A (en) * | 2015-04-23 | 2015-11-11 | 清华大学 | High-temperature heat-flow meter with built-in pads |
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| CN105092073A (en) * | 2015-05-26 | 2015-11-25 | 苏州华徕光电仪器有限公司 | Total radiation temperature sensor |
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- 2009-05-27 CN CN2009100857150A patent/CN101571429B/en not_active Expired - Fee Related
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| CN102095450B (en) * | 2010-12-09 | 2012-04-25 | 中国工程物理研究院流体物理研究所 | Single-shot multi-information diagnostic target |
| CN102500306A (en) * | 2011-11-15 | 2012-06-20 | 西南石油大学 | Microwave thick oil viscosity reduction experimental device |
| CN103267773A (en) * | 2013-04-27 | 2013-08-28 | 中国科学技术大学 | Double-ring thermal protection transient radiation heatflowmeter and measuring method |
| CN103267773B (en) * | 2013-04-27 | 2015-06-17 | 中国科学技术大学 | Double-ring thermal protection transient radiation heatflowmeter and measuring method |
| CN103353355A (en) * | 2013-06-13 | 2013-10-16 | 北京航空航天大学 | Sensor for temperature and heat-flow measuring under high temperature environment |
| CN103628983A (en) * | 2013-12-17 | 2014-03-12 | 哈尔滨工程大学 | Radiation light path dustproof device of turbine blade of gas turbine |
| CN103628983B (en) * | 2013-12-17 | 2015-09-30 | 哈尔滨工程大学 | Turbine blade of gas turbine radiation path dust guard |
| CN104597274A (en) * | 2015-01-14 | 2015-05-06 | 中国科学院力学研究所 | Measuring system for particle velocity of impact surface and free surface of light transmission material |
| CN105043597A (en) * | 2015-04-23 | 2015-11-11 | 清华大学 | Radial and one-dimensional heat-conductive type high-temperature heat-flow meter |
| CN105043596A (en) * | 2015-04-23 | 2015-11-11 | 清华大学 | High-temperature heat-flow meter with built-in pads |
| CN105092073A (en) * | 2015-05-26 | 2015-11-25 | 苏州华徕光电仪器有限公司 | Total radiation temperature sensor |
| CN106525288A (en) * | 2016-10-12 | 2017-03-22 | 北京遥测技术研究所 | Pure radiation heat flow sensor |
| CN106525288B (en) * | 2016-10-12 | 2018-10-09 | 北京遥测技术研究所 | A kind of pure radiant heat flux sensor |
| CN106840465A (en) * | 2016-12-29 | 2017-06-13 | 中国航天空气动力技术研究院 | A kind of Miniature water card heat-flow meter |
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| CN110836725A (en) * | 2018-08-16 | 2020-02-25 | 哈尔滨工业大学 | Double-probe heat flow meter in high heat flow coupling environment and method for measuring heat flow density thereof |
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| CN116698199B (en) * | 2023-08-07 | 2023-10-03 | 中国空气动力研究与发展中心超高速空气动力研究所 | Radial heat flow sensor based on atomic layer thermopile and installation test method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101571429B (en) | 2011-12-14 |
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