CN206637838U - A kind of electric-heating container for being used to obtain HTHP air - Google Patents
A kind of electric-heating container for being used to obtain HTHP air Download PDFInfo
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- CN206637838U CN206637838U CN201720259051.5U CN201720259051U CN206637838U CN 206637838 U CN206637838 U CN 206637838U CN 201720259051 U CN201720259051 U CN 201720259051U CN 206637838 U CN206637838 U CN 206637838U
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Abstract
It the utility model is related to heating field of containers, disclose a kind of electric-heating container for being used to obtain HTHP air, including pressure-bearing shell (1) and inner housing (4), described inner housing (4) is located at the inside of pressure-bearing shell (1), and thermal insulation layer (5) is provided between inner housing (4) and pressure-bearing shell (1), described pressure-bearing shell (1) has air inlet (11) and gas outlet (12), the inside of the inner housing (4) is provided with heat storage (3), the heat storage (3) has the air guide through hole (13) of some connections air inlet (11) and gas outlet (12)；The inside of the heat storage (3) is evenly equipped with the electric preheating element (2) being used for heat storage (3) radiant heat transfer.The utility model preheats cellular heat storage to the requirement temperature of experiment by electric preheating element, and air continues through when heating container, through heat storage air guide through hole when forced heat-exchanging occurs, continual and steady high-temperature high-pressure air flow can be obtained.
Description
Technical field
Heating field of containers is the utility model is related to, is especially adapted for use in the heating container of wind tunnel test.
Background technology
In hypersonic wind tunnel experiment, because air enters jet pipe accelerated expansion, the rapid drop in temperature of air-flow, trying
Testing in section to condense, and form solution-air two to stream, this is that wind tunnel model simulated test does not allow, and the utility model is
Itd is proposed to solve this problem.
In recent years, in terms of air-flow heating, three kinds of mode of heatings of generally use：
(1) electric arc heated mode：HVDC electric arc produces high temperature by radiation, conduction and convection type heating air
Air-flow.This mode of heating can make constituent of air change in heating process, produce nitrogen oxides, be not suitable for air group
Divide in the wind tunnel test for requiring high, and limited by electrical power, the capacity of heater is small, and pressure is low.
(2) combustion heating mode：Pass through the constituent of air needed for the acquisition of portion of air component that burns.Though this mode of heating
Very high air themperature can be so obtained, but this mode can equally change constituent of air, the wind high to air quality requirements
Hole experiment is still improper, is often used for low-power heating device.
(3) heat exchange mode：Based on pressure, heat exchange method, by the heat transfer of heating element heater to air-flow.This
Method is divided into Instant heating type and heat accumulating type, Instant heating type to need to remain energy input in the process of running, can continuously run；Accumulation of heat
Formula is typically first being stored the energy of other forms in the heating element before air-flow flows through in the form of heat energy, the heat of device storage
Amount can gradually decrease, air-flow by the way that for batch (-type), the air after heating is pure, and can preferably get close to nature constituent of air, but by
The limitation of heating element material, heating-up temperature up to 1400K or so.
In addition, the continuous improvement required with wind tunnel test air parameter is, it is necessary to solve following realistic problem：(1) transport
Row sustainability；(2) constituent of air is pure；(3) air themperature is controllable；(4) high temperature is born；(5) high pressure is born.
Utility model content
Technical problem to be solved in the utility model is that design, manufacture and the management philosophy for pressing force container propose one
Kind of simple and stable structure, manufacture handling ease, can continuity run heating container.
Technical scheme is used by the utility model solves its technical problem：It is a kind of to be used to obtain HTHP air
Electric-heating container, including pressure-bearing shell and inner housing, described inner housing are located at the inside of pressure-bearing shell, and inner housing and pressure-bearing
Thermal insulation layer is provided between housing, described pressure-bearing shell has air inlet and gas outlet, and the inside of the inner housing, which is provided with, to be stored
Hot body, the heat storage have some connections air inlet and the air guide through hole of gas outlet；The inside of the heat storage is evenly equipped with
For to the electric preheating element of heat storage radiant heat transfer.
Described pressure-bearing shell is the pressure part of whole equipment, during design, according to operating pressure and operating temperature and accumulation of heat
Amount requires that pressing force container related specifications determine design pressure and design temperature and housing pattern.Because heat storage can be in electricity
The temperature of test requirements document is heated in the presence of pre- thermal element, and there are some air guide through hole (i.e. its sections inside heat storage
Face is in cellular), therefore when through these cellular air guide through holes with heat storage heat exchange will occur for gas, so as to
So that air outlet temperature is raised.The effect of the inner housing is to hold temperature and separate thermal insulation layer and heat storage, with inner housing
The interior working space for forming high temperature air.
Further, the electric-heating container is vertical vessel；Described pressure-bearing shell includes pressure cylinder, pressure cylinder
Upper cover and pressure cylinder low head, accordingly, described inner housing include inner casing cylinder, inner casing barrel upper seal head and interior thimble
Body low head；Described heat storage and electric preheating element is arranged in the cavity of inner casing cylinder, and described air inlet, which is arranged on, to be held
Connected on pressure cylinder body low head and with the cavity of inner casing cylinder low head, described gas outlet is arranged on pressure cylinder upper cover
And connected with the cavity of inner casing barrel upper seal head；In pressure-bearing shell, inside is additionally provided between air inlet and heat storage
Element support apparatus, the inner member support meanss include supporting plate and support column, and described inner casing cylinder is sealingly fastened in branch
The top of fagging, the bottom of supporting plate are tightly connected with described inner casing cylinder low head, and the inside of supporting plate is evenly equipped with some
The stomata of the air guide through hole and air inlet is connected, the bottom of the support column is fixed on pressure cylinder low head, and top is used
In the described supporting plate of support.
Structure, thickness and the selection of the supporting plate need to consider the factors such as security and economy.
Further, described electric preheating element is stainless steel electrical bar.
Further, described electrical bar is fixed on described supporting plate along the axial arranged of container, the bottom of electrical bar
On, the top of electrical bar is connected with electricity-leading device, and the electricity-leading device is fixed on described pressure cylinder upper cover.
Further, the quantity of the electrical bar is 6~12, is evenly distributed in described heat storage, described to draw electricity
The electric current that device introduces is three-phase current.The group number of electricity-leading device need to be calculated and obtained according to amount of stored heat.
Further, the wall of the inner casing cylinder is evenly equipped with relief hole, and the percent opening of relief hole is 0.4%~0.6%.
Further, the thickness of the thermal insulation layer is 350~450mm, and the packing material of thermal insulation layer is the heat-resisting fibre of alumina silicate
Dimension.Thermal insulation layer is to protect pressure-bearing shell not by high temperature, and according to test requirements document, the control air in the utility model is most
High-temperature needs about 1000 DEG C, and with the increasing of test Mach number, operating temperature will also need further to improve, and operating pressure is about
Between 12~15MPa, if so high operating pressure and operating temperature is acted directly on pressure-bearing shell, that obviously can not hold
By；The metal temperature of pressure-bearing shell needs to drop to less than 100 DEG C during work, and by being incubated Adiabatic Computation, heat insulation layer thickness is big
About 400mm, when packing material is alumina silicate heat resistance fiber, pressure-bearing shell wall temperature can be dropped to 60~80 DEG C or so.
Further, described stomata is staggered in arrangement in oblique on the supporting plate, and the percent opening of stomata is more than 50%.
Further, the preferred φ 28mm in the aperture of the stomata.
Further, the center of the supporting plate is provided with dismountable manhole, and use is safeguarded so that personnel pass in and out.The manhole
The preferred φ 400mm of diameter.
Further, the wall of the pressure cylinder upper cover is provided with water-cooling jacket.The water-cooling jacket is used to cool down envelope
The tube wall temperature of head, consider that gas outlet is not completely adiabatic, heat, which is transmitted to pressure cylinder upper cover, can cause end socket metal temperature
It is too high, cooled so installing water-cooling jacket additional, the water-cooling jacket can be spliced by ball piece.
Further, described heat storage is loosely stacked by some thermal storage units and formed.Thermal storage unit can be square brick block
Shape, there is cellular air guide through hole, the loose casu of thermal storage unit, heat radiant heat transfer caused by electric preheating element can be made more
Fully.After the temperature of heat storage reaches the temperature of experiment needs, the input of controllable current, make regenerator temperature is stable testing
Within the temperature range of it is required that.
Further, the outer wall of the pressure-bearing shell is provided with bearing, for supporting the weight of whole equipment and its annex.
It is engaged with total system, the bearing preferably band stiffening ring hanging support, bearing are placed on clump, and bearing uses with clump
Bolt connection.In addition, being additionally provided with hoisting board on bearing, it is easy to setting and installation to whole equipment.
Further, the wall of the pressure-bearing shell is provided with thermocouple assembly, for the real-time monitoring of wall temperature.It is excellent
Selection of land, in pressure-bearing shell outer surface one wall temperature measurement point of arrangement spaced apart, and overtemperature stop is set, with prevent because every
Thermosphere damage and caused by apparatus casing local overheating.
The utility model preheats cellular heat storage to the requirement temperature tested using electric preheating element (electrical bar), so
High pressure draught using forced convection heat exchange by making air-flow be heated rapidly to desired temperature, so as to prevent experiment gas afterwards
Stream condensation.
This heating container efficiently solves requirement of the wind tunnel test development to air high parameter, has the advantages that：
(1) cellular heat storage is preheated to the requirement temperature of experiment by electric preheating element, when air continues through heating container, worn
Forced heat-exchanging occurs during the air guide through hole for crossing heat storage, continual and steady high-temperature high-pressure air flow can be obtained；(2) this heating container
Mode of heating belongs to one kind of heat exchange mode, and the constituent of air obtained after heating is pure, without change of component；(3) pass through
Electricity-leading device changes input current, can fine-tune heat-retaining capacity, and then the temperature of adjustable outlet air-flow；(4) can root
Heat storage material is selected according to requirement of experiment, 1500K is ranged up to using the heat storage of heat-resisting low-alloy steel, using nonmetallic storage
Hot body can arrive 3500K, can meet the required maximum temperature of wind tunnel test at this stage；(5) the utility model employs pressure appearance
The design concept of device, high pressure can be born.
Brief description of the drawings
Fig. 1 is the structural representation of heating container of the present utility model；
Fig. 2 is the enlarged drawing of Fig. 1 heating upper vessel portion point；
Fig. 3 is the enlarged drawing of Fig. 1 heating lower vessel portion point；
Fig. 4 is the schematic diagram (this figure can be seen that air guide through hole in cross section be in cellular arrangement) of heat storage cross section；
Fig. 5 is the structural representation of electricity-leading device；
In figure mark for：1- pressure-bearing shells, 2- electric preheating elements, 3- heat storages, 4- inner housings, 5- thermal insulation layers, inside 6-
Element support apparatus, 7- electricity-leading devices, 8- water-cooling jackets, 9- bearings, 10- thermocouple assemblies, 11- air inlets, 12- gas outlets,
13- air guide through holes, 14- pressure cylinders, 15- pressure cylinder upper covers, 16- pressure cylinder low heads, 17- inner casing cylinders, in 18-
Shell barrel upper seal head, 19- inner casing cylinder low heads, 20- supporting plates, 21- support columns, 22- stomatas, 23- draw torch, 24- flanges
Lid, 25- insulation tubes, 26- bolts, 27- nuts, 28- packing rings.
Embodiment
The utility model is described in further detail with reference to specific embodiment, but embodiment party of the present utility model
Formula not limited to this.
Embodiment：
Electric-heating container provided by the utility model efficiently solves requirement of the wind tunnel test development to air high parameter, valency
Cheap, simple in construction, the easy to process installation of lattice and maintenance.Using certain requirement of 8~10 Mach of hypersonic tests to heater as
Example, is described in detail with reference to following schematic diagrames.
Technical parameter such as following table：
| Title | Parameter |
| Design pressure MPa | 15 |
| Design temperature DEG C | 100 (outlets of import 200/ 300) |
| Medium | Air |
| Corrosion allowance mm | 1.0 |
| Regenerator temperature DEG C | 1000 |
| Inner part weight kg | 350000 |
| Weld joint efficiency | 1.0 |
| Chuck design pressure MPa | 0.6 |
| Chuck design temperature DEG C | 100 |
| Chuck medium | Water |
| Chuck corrosion allowance mm | 1.0 |
| Chuck weld joint efficiency | 0.85 |
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of electrical heating for being used to obtain HTHP air of the present utility model is held
Device, it is vertical vessel, including pressure-bearing shell 1 and inner housing 4, inner housing 4 are located at the inside of pressure-bearing shell 1, and inner housing 4 is with holding
Thermal insulation layer 5 is provided between pressure shell body 1.
Described pressure-bearing shell 1 includes pressure cylinder 14, pressure cylinder upper cover 15 and pressure cylinder low head 16, corresponding
Ground, described inner housing 4 include inner casing cylinder 17, inner casing barrel upper seal head 18 and inner casing cylinder low head 19.Under pressure cylinder
Air inlet 11 is provided with end socket 16, the air inlet 11 connects with the cavity of inner casing cylinder low head 19, correspondingly, pressure cylinder
Gas outlet 12 is provided with upper cover 15, the gas outlet 12 connects with the cavity of inner casing barrel upper seal head 18.Described interior thimble
Heat storage 3 and electric preheating element 2 are provided with the cavity of body 17, the wall of inner casing cylinder 17 is evenly equipped with relief hole, relief hole
Percent opening is 0.5%.Specifically, described heat storage 3 is loosely stacked by some thermal storage units and formed, and each thermal storage unit is square brick
Block shape, its inside have some axial holes, some thermal storage unit heap poststacks, are internally formed in whole heat storage some axial
Air guide through hole, the air guide through hole have connected described air inlet 11 and gas outlet 12, for gas flowing must be through section；Described
Electric preheating element 2 uses stainless steel electrical bar, and the electrical bar is used for the radiant heat transfer of heat storage 3, and its axial direction along container is uniformly
It is arranged in inside heat storage 3, the top of electrical bar is connected with electricity-leading device 7, and the electricity-leading device 7 is fixed on described pressure cylinder
On upper cover 15.
Further, since about 350 tons of the weight such as electric preheating element 2, heat storage 3, inner housing 4, thermal insulation layer 5, therefore, in pressure-bearing
The inner member support meanss 6 for supporting said elements are additionally provided with housing 1.The inner member support meanss 6 are arranged on
Between air inlet 11 and heat storage 3, it includes supporting plate 20 and 4 support columns 21；Inner casing cylinder 17 is sealingly fastened in the support
The top of plate 20, the bottom of electrical bar are inserted in the hole at the top of supporting plate 20, the bottom of supporting plate 20 and described inner casing cylinder
Low head 19 is tightly connected, and the inside of supporting plate 20 is evenly equipped with the stomata of some connections air guide through hole 13 and air inlet 11
22；The bottom of the support column 21 is fixed on pressure cylinder low head 16, and top is used to support described supporting plate 20；Thus
Supporting plate 20 is used as main support, and for bearing the weight of said elements, it is by support column 21 by weight transmitting to pressure-bearing
Cylinder low head 16.In addition, being safeguarded for the ease of personnel into inner housing 4, it is provided with the center of supporting plate 20 detachable
Manhole.
Consider that gas outlet 12 is not completely adiabatic, heat, which is transmitted to pressure cylinder upper cover 15, can cause end socket Metal Temperature to spend
Height, therefore, water-cooling jacket 8 is provided with the wall of pressure cylinder upper cover 15；In addition, the outer wall in pressure-bearing shell is also equipped with propping up
Seat 9, for supporting the weight of whole equipment and its annex；Furthermore it there also is provided thermocouple assembly in the outer surface of pressure-bearing shell 1
10, monitored in real time for the wall temperature to pressure-bearing shell.
Selection and structure design on this heating container：(1) according to amount of stored heat demand, computing device volume, according to storage
Hot body is honeycombed, the installation form of square brick block structure loose casu, determines that apparatus-form for cylinder, produces by company
Ability and existing end-sealing die specification, consider economic rationality and determine device diameters and height；(2) electrical bar is by drawing electricity
Device introduces three-phase current, requires that 8 φ 25mm stainless steel electrical bar need to be used by adjusting the present embodiment according to input energy, respectively
Electrical bar is evenly distributed in inner casing cylinder；(3) thermal storage unit needs not to be burned at 1000 DEG C, and can pass through in air-flow
When, rapid to force to carry out heat exchange, this requires can there is heat exchange area as much as possible, to reach the purpose of quick heat exchange,
The thermal storage unit of the present embodiment selects 16Cr25Ni20Si2 materials；(4) inner housing effect is to separate refractory layer and heat storage and energy
1000 DEG C of high temperature, therefore the 16Cr25Ni20Si2 sheet materials of the material selection 5mm thickness of the present embodiment inner housing are born, inside passes through
The mode of flexible connection is installed, and inner housing need to consider field erected space limitation, the bottom insertion branch of inner casing cylinder when designing
The groove of fagging is interior and seals fixation；(5) thermal insulation layer is in order to protect pressure-bearing shell not by high temperature, according to test requirements document, sheet
Control air maximum temperature in utility model needs about 1000 DEG C, and operating pressure is so high about between 12~14MPa
If operating pressure and operating temperature are acted directly on pressure-bearing shell, that obviously can not bear, the metal of housing during work
Temperature needs to drop to less than 100 DEG C, and by being incubated Adiabatic Computation, heat insulation layer packing material is alumina silicate heat resistance fiber, and thickness is big
During about 400mm, the wall temperature of pressure-bearing shell can drop to 60~80 DEG C or so, therefore the material selection of pressure-bearing shell is common
Q345R steel plates；(6) stomata in supporting plate is staggered in arrangement in oblique, and percent opening is more than 50%, the preferred φ 28mm in aperture,
The preferred φ 400mm of the diameter of manhole, are calculated by stress analysis in supporting plate, the material selection S31008 forging of supporting plate, directly
Footpath is φ 1854mm, thickness 350mm, and support column is from S31008 forging pipes, and external diameter is φ 193.7mm, wall thickness 28mm, the support
Plate and support column can meet that rigidity supports, not Collapse Deformation；(7) electricity-leading device is used to introduce AC power, single group electricity-leading device
Power be 300kw, voltage is 3 phase 380V, is calculated according to amount of stored heat, 6 groups of electricity-leading devices need to be set altogether, as shown in figure 5, drawing Denso
Put and formed by drawing torch 23, blind flange 24, insulation tube 25, bolt 26, nut 27, packing ring 28 etc., wherein blind flange 24 and pressure-bearing
Barrel upper seal head 15 is fixed, and is drawn torch 23 and is connected with by conducting element with electrical bar；(8) water-cooling jacket is δ by 12 thickness
10mm's, material is that Q345R ball piece is spliced；(9) bearing of pressure-bearing shell outer wall installation is selected with rigid ring ear formula
Bearing, it is engaged with total system, is placed in rigid ring hanging support on clump, bearing is connected with clump using bolt
Connect, 4 hoisting boards are set on bearing, for the setting and installation to whole equipment；(10) thermocouple assembly is on pressure-bearing shell
One is arranged at interval of certain distance, wall temperature is monitored in real time, and overtemperature stop is set, to prevent because thermal insulation layer damages
Pressure-bearing shell local overheating caused by and.
The utility model the breakthrough in material selection, is obtained pure with electrically heated mode by the design in structure
HTHP air.Air is after air inlet entrance, during air guide through hole cellular by heat storage, can and high temperature heat storage
Heat exchange, HTHP air continual and steady, that component is pure is finally obtained in gas outlet.The utility model is by changing input electricity
The size of stream can also adjust the temperature of outlet air-flow.It should be noted, according to parameter difference, the pressure and temp grade using air
Difference, material and structure can also make corresponding variation and modification.
Claims (10)
1. a kind of electric-heating container for being used to obtain HTHP air, including pressure-bearing shell (1) and inner housing (4), described
Inner housing (4) is located at the inside of pressure-bearing shell (1), and thermal insulation layer (5), institute are provided between inner housing (4) and pressure-bearing shell (1)
The pressure-bearing shell (1) stated has air inlet (11) and gas outlet (12), it is characterised in that：The inside of the inner housing (4) is provided with
Heat storage (3), the heat storage (3) have the air guide through hole (13) of some connections air inlet (11) and gas outlet (12)；Institute
The inside for stating heat storage (3) is evenly equipped with the electric preheating element (2) being used for heat storage (3) radiant heat transfer.
A kind of 2. electric-heating container for being used to obtain HTHP air according to claim 1, it is characterised in that：It is described
Electric-heating container is vertical vessel；Described pressure-bearing shell (1) includes pressure cylinder (14), pressure cylinder upper cover (15) and held
Pressure cylinder body low head (16), accordingly, described inner housing (4) include inner casing cylinder (17), inner casing barrel upper seal head (18) and
Inner casing cylinder low head (19)；Described heat storage (3) and electric preheating element (2) is arranged in the cavity of inner casing cylinder (17),
Described air inlet (11) is arranged on pressure cylinder low head (16) and connected with the cavity of inner casing cylinder low head (19), institute
The gas outlet (12) stated is arranged on pressure cylinder upper cover (15) and connected with the cavity of inner casing barrel upper seal head (18)；Holding
In pressure shell body (1), inner member support meanss (6), inside member are additionally provided between air inlet (11) and heat storage (3)
Part support meanss (6) include supporting plate (20) and support column (21), and described inner casing cylinder (17) is sealingly fastened in supporting plate
(20) top, the bottom of supporting plate (20) are tightly connected with described inner casing cylinder low head (19), supporting plate (20) it is interior
Portion is evenly equipped with the stomata (22) of some connections air guide through hole (13) and air inlet (11), and the bottom of the support column (21) is consolidated
Due on pressure cylinder low head (16), top is used to support described supporting plate (20).
A kind of 3. electric-heating container for being used to obtain HTHP air according to claim 2, it is characterised in that：It is described
Electric preheating element (2) be stainless steel electrical bar.
A kind of 4. electric-heating container for being used to obtain HTHP air according to claim 3, it is characterised in that：It is described
Electrical bar along the axial arranged of container, the bottom of electrical bar is fixed in described supporting plate (20), and the top of electrical bar connects
Electricity-leading device (7) connection is connected to, the electricity-leading device (7) is fixed on described pressure cylinder upper cover (15).
A kind of 5. electric-heating container for being used to obtain HTHP air according to claim 4, it is characterised in that：It is described
The quantity of electrical bar is 6~12, is evenly distributed in described heat storage (3), and the electric current that the electricity-leading device (7) introduces is
Three-phase current.
A kind of 6. electric-heating container for being used to obtain HTHP air according to claim 2, it is characterised in that：It is described
The wall of inner casing cylinder (17) is evenly equipped with relief hole, and the percent opening of relief hole is 0.4%~0.6%.
A kind of 7. electric-heating container for being used to obtain HTHP air according to claim 2, it is characterised in that：It is described
The thickness of thermal insulation layer (5) is 350~450mm, and the packing material of thermal insulation layer (5) is alumina silicate heat resistance fiber.
A kind of 8. electric-heating container for being used to obtain HTHP air according to claim 2, it is characterised in that：It is described
Stomata (22) be staggered in arrangement in supporting plate (20) in oblique, and the percent opening of stomata (22) is more than 50%.
A kind of 9. electric-heating container for being used to obtain HTHP air according to claim 2, it is characterised in that：It is described
The wall of pressure cylinder upper cover (15) is provided with water-cooling jacket (8).
10. a kind of electric-heating container for being used to obtain HTHP air according to any one in claim 1-9, its
It is characterised by：Described heat storage (3) is loosely stacked by some thermal storage units and formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720259051.5U CN206637838U (en) | 2017-03-16 | 2017-03-16 | A kind of electric-heating container for being used to obtain HTHP air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720259051.5U CN206637838U (en) | 2017-03-16 | 2017-03-16 | A kind of electric-heating container for being used to obtain HTHP air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206637838U true CN206637838U (en) | 2017-11-14 |
Family
ID=60249692
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839420A (en) * | 2017-03-16 | 2017-06-13 | 东方电气集团东方锅炉股份有限公司 | A kind of electric-heating container for obtaining HTHP air |
| CN109059013A (en) * | 2018-08-28 | 2018-12-21 | 武汉凯迪电力环保有限公司 | A kind of accumulation of heat incinerator import and export mix |
| CN115265248A (en) * | 2022-09-23 | 2022-11-01 | 中国空气动力研究与发展中心超高速空气动力研究所 | Internal element supporting device for ultra-large heat accumulating type heater and mounting method |
| CN115837292A (en) * | 2023-02-28 | 2023-03-24 | 中国航空工业集团公司沈阳空气动力研究所 | High-flow high-temperature heating system of hypersonic wind tunnel |
-
2017
- 2017-03-16 CN CN201720259051.5U patent/CN206637838U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839420A (en) * | 2017-03-16 | 2017-06-13 | 东方电气集团东方锅炉股份有限公司 | A kind of electric-heating container for obtaining HTHP air |
| CN109059013A (en) * | 2018-08-28 | 2018-12-21 | 武汉凯迪电力环保有限公司 | A kind of accumulation of heat incinerator import and export mix |
| CN115265248A (en) * | 2022-09-23 | 2022-11-01 | 中国空气动力研究与发展中心超高速空气动力研究所 | Internal element supporting device for ultra-large heat accumulating type heater and mounting method |
| CN115265248B (en) * | 2022-09-23 | 2023-03-10 | 中国空气动力研究与发展中心超高速空气动力研究所 | Internal element supporting device for ultra-large heat storage type heater and mounting method |
| CN115837292A (en) * | 2023-02-28 | 2023-03-24 | 中国航空工业集团公司沈阳空气动力研究所 | High-flow high-temperature heating system of hypersonic wind tunnel |
| CN115837292B (en) * | 2023-02-28 | 2023-06-02 | 中国航空工业集团公司沈阳空气动力研究所 | High-flow high-temperature heating system of hypersonic wind tunnel |
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