CN103111211A - Iodine vapor distributing device with on-line iodine function - Google Patents
Iodine vapor distributing device with on-line iodine function Download PDFInfo
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- CN103111211A CN103111211A CN201210436238XA CN201210436238A CN103111211A CN 103111211 A CN103111211 A CN 103111211A CN 201210436238X A CN201210436238X A CN 201210436238XA CN 201210436238 A CN201210436238 A CN 201210436238A CN 103111211 A CN103111211 A CN 103111211A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention provides an iodine vapor distributing device with an on-line iodine feeding function. The iodine vapor distributing device comprises an iodine vapor generating system, a carrier gas preheating system, an online iodine feeding system, pipelines and valves, wherein the pipelines and the valves are used for connecting all the systems; the carrier gas preheating system comprises an air compressor, a gas storage cylinder, a spiral pipe and a first water bath; the iodine vapor generating system comprises an iodine pool, an upper gas distributing plate, a carrier gas pipe, a lower gas distributing plate, a carrier gas diffusion nozzle and a second water bath; and the online iodine feeding system comprises a feeding hopper, a spherical valve and a feeding pipe. The iodine vapor distributing device provided by the invention is economic and reliable, can meet requirements on continuous operation under different working conditions, can be applied to performance tests of a safety housing filtering and discharging system, and is also suitable for other fields such as chemical industry needing continuous iodine feeding for a long time.
Description
Technical field
What the present invention relates to is a kind of generation and dispenser of iodine vapor.
Background technology
The containment filtration exhaust system is a cover system that arranges in order to ensure the integrality of containment, when the major accident of reactor core meltdown occurs when, the containment filtration exhaust system will be discharged in environment after will the gas in containment being washed and filter by the mode of active release, prevent the containment superpressure to reach, reduce as much as possible being discharged in environment radioactive substance and reducing the purpose that the public bears the accident irradiation dose.The 131I conduct is a kind of fission product wherein, be easy to leak out from defective fuel element, very strong radioactivity is arranged, it is discharged into the standard that amount in environment is used as measuring severity of injuries always, for reducing the consequence of major accident, need the radioiodine in containment is removed by the filtering emission system, so the filtering emission system is a necessary job of its reliability of checking and security to the removal capacity of iodine.
iodine is solid at normal temperatures, when reactor generation major accident, the iodine that produces mainly is present in containment with gaseous form, carrying out along with accident, the containment internal pressure raises gradually, start the filtering emission system when pressure during higher than theoretical limit value (0.45MPa) and discharge release, the autonomous operation time of filtering emission system is not less than 24 hours, therefore be under the simulated accident operating mode atmospheric environment in containment to verify the performance of filtering emission system, need to provide certain density high pressure iodine vapor to long-time (more than the 24h) steady and continuous of the experimental loop of filtering emission system, this just needs a cover that the device of finite concentration high pressure iodine vapor can be provided.Conventional method is to use high-purity nitrogen and a certain amount of iodine to be hybridly prepared into the iodine vapor of desired concn at present, then stored by high-pressure cylinder, be delivered to and use the compression ring border, the method can provide continuously, the more stable iodine vapor of concentration, but there is larger deficiency in the method: complex procedures at first, the high cost of preparation and storage iodine vapor; Secondly, because cylinder filling gas is limited, it is standby that the long-time continuous use needs to prepare a plurality of steel cylinders, and the steel cylinder replacing is frequent, so the method is not suitable for the long-time continuous use.In addition, at present both at home and abroad to the existing certain development of the generating means of iodine vapor.A kind of iodine vapor generating means that adopts Resistant heating is disclosed in number of patent application is 9827605.7,98237990.0 and 02209679.5 patent document, be characterized in take helium as carrier gas, adopt Resistant heating that solid iodine is heated to molten condition, carry the iodine vapor of generation with Bubbling method, in order to using; A kind of rapid continuous iodine-feeding device is also disclosed in number of patent application is 200710158294.0 patent document, with the form of system block diagram, described iodine-feeding device is described, but the structure of iodine generator is not done any description, and the above several iodine-feeding device all designs for oxygen-iodine laser, this iodine vapor generating means characteristics are instantaneous large for the iodine amount, can not long time continuous working, can't guarantee the requirement of desired long-time (24 hours) continuous operation in filtering emission system experimentation loop; In addition, as carrier gas, the helium coil pipe is directly over resistive heater with cold helium, if heat the temperature in insufficient, cold helium meeting disturbance generator, break the homeostasis process of setting up in iodine generator, thereby affect the performance of iodine generator, cause the unstable of iodine exit concentration; At last, described iodine vapor generator adopts flange to connect, and volume and weight is larger, dismounting inconvenience.A kind of inking device of iodine vapor in being 201020132053.6 patent document, number of patent application is disclosed, described iodine vapor generating means adopts the method for heating tape heating, nitrogen buffer gas is carried into predetermined band pressing system with the iodine vapor that produces, but this device is not described the mixed process of carrier gas and iodine vapor, do not mention adding online this method of iodine yet, can't determine the duty of dispenser in continuous running.
Summary of the invention
The object of the present invention is to provide a kind of iodine vapor dispenser that can add online iodine that can add online iodine that is applicable to long-time continuous stable.
Pipeline and valve that the iodine vapor dispenser that can add online iodine of the present invention adds the iodine system and connects described each system by iodine vapor generation systems, carrier gas pre-heating system, online form;
Described carrier gas pre-heating system comprises air compressor 25, gas bomb 24, helix tube 3 and the first water-bath 19, air compressor 25 is connected with gas bomb 24, gas bomb 24 is connected with an end of helix tube 3, and the other end of helix tube 3 is connected with an end of triple valve 4, and helix tube 3 is placed in the first water-bath 19;
Described iodine vapor generation systems comprises iodine pond 13, upper gas averaging board 14, carrier gas pipe 15, lower gas averaging board 16, carrier gas diffusion sprayer 18, the second water-bath 20, upper gas averaging board 14, lower gas averaging board 16 are arranged at respectively top and the bottom of 13 inside, iodine pond, carrier gas diffusion sprayer 18 is positioned at the bottom of lower gas averaging board 16 and is connected with carrier gas pipe 15, iodine pond 13 is placed in the second water-bath 20, the top in iodine pond 13 is distributed with several circular holes with escape pipe 21 on upper gas averaging board 14 and lower gas averaging board 16;
The described iodine system of adding online comprises loading hopper 8, globe valve 10, feed pipe 11, and globe valve 10 is arranged between loading hopper 8 and feed pipe 11, and feed pipe 11 is connected in the bottom in iodine pond 13, and the top of hopper 8 connects balance tracheae 5;
The other two ends of described triple valve 4 respectively with described carrier gas pipe 15 be connected balance tracheae 5 and be connected.
The iodine vapor dispenser that can add online iodine of the present invention can also comprise:
1, on described loading hopper 8, air bleeding valve 6 is set.
2, the described circular hole on lower gas averaging board 16 is positioned at by on the circumference of paracentral different-diameter.
3, the described circle on upper gas averaging board 14 is positioned on circumference near peripheral different-diameter.
4, loading hopper 8 is dimerous by the up and down, is connected by snap joint 7 between the two parts of up and down.
The present invention is containment filtration exhaust system performance test, and the iodine vapor delivery system that a kind of economy is reliable, can satisfy the continuous service requirement of different operating modes is provided.Device of the present invention is equally applicable to the other field such as chemical industry needs long-time continuous for the system of iodine.
The attainable beneficial effect of the present invention comprises:
The long-time continuous stable that 1, can realize iodine vapor is supplied with, and guarantees system outlet iodine vapor concentration stabilize.
2, the dispensing requirement of the iodine vapor of multiple concentration can be satisfied, and the concentration adjustment can be carried out in the larger context.
3, can add online iodine, can reduce initial loading iodine amount, thereby iodine vapor generating means volume and weight is reduced, satisfy
The requirement of iodine vapor generating means miniaturization.
4, adopt heating water bath can accurately control the temperature of carrier gas and inside, iodine pond, need not add insulation material.
Description of drawings
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is overall structure and the signal of internal mix gas flow and the feeding device schematic diagram of iodine vapor generating means.
Fig. 3 (a) is the partial enlarged drawing of upper equal spiracular plate; Fig. 3 (b) is the partial enlarged drawing of lower equal spiracular plate.
Fig. 4 (a) is the partial enlarged drawing of carrier gas diffusion sprayer; Fig. 4 (b) is the upward view of Fig. 4 (a).
The specific embodiment
The invention will be further described with reference to the accompanying drawings
As shown in Figure 1, a kind of iodine vapor dispenser that can add online iodine, the pipeline and the valve that add the iodine system and connect each device by iodine vapor generation systems, carrier gas pre-heating system, online form.Air compressor 25 is connected with gas bomb 24, the gas bomb outlet is connected with flowmeter 26, flowmeter 26 is connected with needle valve 1, helix tube 3 one ends are connected connection with needle valve, the other end is connected connection with triple valve, are connected with the balance tracheae with air inlet pipe 15 respectively and are connected in the other two ends of triple valve, what the other end of air inlet pipe 15 connected is the iodine vapor generating means, are charging systems and the other end of balance tracheae 5 connects.Before system operation, air compressor 25 operations make the Compressed Gas of the interior storage certain pressure of gas bomb 24, simultaneously with the Temperature Setting of water-bath 19 and water-bath 20 to desirable value, when temperature reaches when setting value, the automatic stopped heating of water-bath.When system normally moves, dry compressed air carrier gas enters helix tube 3 after by needle valve 1 adjust flux and is heated to temperature required, enter 13 inside, iodine pond by triple valve 4 and air inlet pipe 15, carrier gas forms the radial radiation air-flow by diffusion sprayer 18, mixes with the iodine vapor that produces, gaseous mixture enters by escape pipe 21 and needle valve 22 adjustings the iodine system of using after the annular gap between diffusion sprayer 18 and iodine pond 13 is upwards flowed successively through lower equal pore version 16 and upper equal pore version 14.
Figure 2 shows that the iodine pond 13 of iodine vapor generating means and the structural representation of charging system, the iodine pond 13 of iodine vapor generating means is vertical tank body, cylindrical cavity, and its welded top has air inlet pipe 15, escape pipe 21, Pressure gauge 9 and thermocouple 12.Iodine pond 13 is not one, but is divided into up and down two parts, and is middle with snap joint 17 connections, with for convenience detach when overhauling.Air inlet pipe 15 enters in vertical tank body by vertical tank body 13 tops, and pass successively gas averaging board 14 and lower gas averaging board 16, its end and diffusion sprayer 18 weld together, and keep diffusion sprayer and 13 bottoms, iodine pond to leave certain gap, in order to leave certain space for added iodine particle.Upper gas averaging board 14 and lower gas averaging board 16 are by its excircle and iodine pond inwall welding, be uniformly distributed with several circular holes on the circumference of the peripheral different-diameter of upper gas averaging board 14, lower gas averaging board 16 is uniformly distributed with several circular holes on the circumference of the different-diameter of close center, as shown in Fig. 3 (a)-(b).Balance tracheae 5 bottoms in charging system are fixed by welding in the top of loading hopper 8, the pressure of inside, iodine pond when reinforced in order to balance.Loading hopper 8 is divided into up and down two parts, and is middle with snap joint 7 connections, for convenience detach so that when reinforced, curtails the feeding hours.Top at loading hopper 8 also is connected with a blast pipe, and an air bleeding valve 6 is arranged on blast pipe, in order to get rid of remaining gas in reinforced rear charge pipe.The latter half of loading hopper 8 is connected with globe valve 10 by pipeline, and globe valve 10 is connected with charge pipe 11 afterwards, and charge pipe 11 welds together with the bottom in iodine pond 13, and the reinforced mouth of pipe should be lower than diffusion sprayer 18, in order to avoid the iodine particle is blocked by the annular gap when adding iodine.Before the work of iodine vapor generating means, need to add a certain amount of iodine particle as the raw material of producing iodine vapor by feeding device in iodine pond 13, do not need the balance source of the gas when initially adding iodine, because loading hopper 8 and 13 inside, iodine pond are normal pressure, the iodine particle can rely on gravity to enter inside, iodine pond, add the iodine particle maximum should guarantee that it does not highly flood diffusion sprayer 18, in order to avoid block the circular hole on diffusion sprayer.Diffusion sprayer 18 is semicircular arc, several circular holes in its surface distributed, and when carrier gas is passed through, radially, its structural representation is as shown in Fig. 4 (a)-(b).Along with the iodine vapor that produces more and more is pulled away, the iodine amount in the iodine pond is fewer and feweri, when the iodine amount less to a certain extent after, the iodine vapor that carrier gas is carried can not satisfy the desired iodine amount with the iodine system, need to add iodine in the iodine pond by feeding device at this moment.When adding iodine, first open snap joint 7, add a certain amount of iodine in loading hopper 8, snap joint 7 is tightened rapidly, then when triple valve 4 is switched to balance tracheae 5, open ball valve 10, because 13 inside, iodine pond stop air feed, therefore the pressure in loading hopper 8 this moment is inner greater than the iodine pond, and added iodine can enter the inside in iodine pond 13 smoothly.After reinforced the end, close rapidly ball valve 10, triple valve 4 is switched to air inlet pipe 15, the iodine vapor generator is started working again, and open air bleeding valve 6 at charge line 11 and inner remaining some gas of loading hopper 8 this moment, gets rid of these gases and get final product.
Iodine vapor generation systems of the present invention is comprised of iodine pond 13, upper gas averaging board 14, carrier gas pipe 15, lower gas averaging board 16, snap joint 17, carrier gas diffusion sprayer 18, precision pressure gauge 9, thermocouple 12, temperature controlled water bath 20, and purpose is the supply of iodine vapor long-time continuous stable.
The output of iodine steam is relevant with the temperature and pressure of 13 inside, iodine pond, at temperature and pressure fixedly the time, the distillation of iodine pond 13 interior iodine and sublimate and to reach a homeostasis process, therefore when the temperature and pressure of 13 inside, iodine pond remains unchanged, the amount of the iodine vapor that produces in the 13 internal unit times of iodine pond is certain, and there is following relation in load volume with the iodine vapor amount of carrying.The iodine vapor amount that initial carrier gas is carried increases with the increase of carrier gas flux, and this is because of the amount of the iodine vapor amount of carrying in this unit interval in stage carrier gas less than iodine pond 13 internal unit iodine vapor of iodine distillation generation in the time; Continue to increase carrier gas flux to a certain value, the amount of the iodine vapor that carries out reaches a maximum, keep afterwards stable, continue augmented flow this moment, the iodine vapor amount that carries out can not increase yet, and this is because of the amount of the iodine vapor amount of carrying within this carrier gas unit interval in stage greater than iodine pond 13 internal unit iodine vapor of iodine distillation generation in the time.Therefore, can control by two kinds of methods the amount of the iodine vapor that carrier gas carries: keep iodine pond 13 internal temperatures and pressure constant, control the amount of the iodine vapor that carrier gas carries by the flow of controlling carrier gas, thereby make the amount of the iodine vapor that carries out be stabilized in desirable value; Keep carrier gas flux constant, control the iodine vapor amount of generation by the temperature and pressure of controlling 13 inside, iodine pond, can make equally the iodine vapor amount that carries out be stabilized in desirable value.Described iodine vapor generating means is an airtight structure, in the device running, the carrier gas of heat forms radial air-flow through carrier gas pipe 15 by diffusion sprayer 18, then with the iodine pond in the iodine vapor that produces mix, then mist is flowed to top, iodine pond by the annular gap between diffusion sprayer 18 and iodine pond 13, because carrier gas can reach and the inner uniform temp in iodine pond through preheating, therefore carrier gas can not cause disturbance to the temperature of inside, iodine pond, can keep all the time the homeostasis process that inside, iodine pond has been set up.Mist is in the process that upwards flows in the annular gap, and at first by lower gas averaging board 16, lower gas averaging board 16 is near having two weeks circular holes uniformly near the center, and it also makes more even that the concentration of mist becomes when changing the mist flow process.After lower gas averaging board 16, mist continues upwards to flow, in arrival, gas averaging board 14, upper gas averaging board 14 is being arranged uniform circular holes near having two on the circumference of peripheral different-diameter, in order to changing for the second time the flow process of mist, thereby gas is mixed, the up and down gas averaging board is set, carrier gas is fully mixed with iodine vapor, thereby guarantee the stable of outlet iodine vapor concentration.After upper gas averaging board 14, mist just flows out iodine pond 13 through escape pipe 21.13 the top in the iodine pond, the measuring point of pressure and temperature is housed, precision pressure gauge 9 and thermocouple 12 can be monitored the pressure and temperature of inside, iodine pond at any time in normal course of operation, in order to avoid large fluctuation occurs for iodine pond internal temperature and pressure, thereby cause the fluctuation of iodine vapor output.The mode of heating water bath is adopted in iodine pond 13, and the advantage of the method is: can accurately control the temperature of 13 inside, iodine pond for certain certain value, not need to take in addition Insulation; Can pass through to change flexibly the temperature of water-bath, and then change the temperature of 13 inside, iodine pond, control the output of iodine steam, to satisfy different operating modes to the demand of iodine vapor concentration.
The iodine system of adding of the present invention is comprised of balance tracheae 5, air bleeding valve 6, snap joint 7, loading hopper 8, globe valve 10, feed pipe 11.For convenience of dismounting, save feed time, loading hopper 8 is dimerous by the up and down, and up and down two parts connect with snap joint 7.Connection is connected on the top of loading hopper 8 with the balance tracheae, balance tracheae 5 is in order to one tunnel balance source of the gas to be provided, and with the pressure of 13 inside, balance iodine pond, guarantees that added iodine can enter iodine pond 13 smoothly.Globe valve 10 is in normally off, in order to isolate the iodine pond and to add the iodine system, opens when adding iodine, namely closes after adding iodine.Air bleeding valve 6 is in normally off, opens after the iodine process is completed adding, and remains in gas in loading hopper in order to discharging, and when avoiding adding next time iodine and opening snap joint, remaining gas sprays, and guaranteeing to add next time iodine can carry out safely.Therefore because iodine vapor is poisonous, above-mentioned iodine vapor generating means and add online the iodine system and all be placed in fume hood, avoid possible leakage to cause iodine vapor in indoor diffusion.
Carrier gas pre-heating system of the present invention is in order to heat carrier gas, because cold carrier gas enters 13 inside, iodine pond, the temperature of meeting 13 inside, disturbance iodine pond, thereby break the homeostasis process that 13 inside, iodine pond have been set up, preheating is carried out in carrier gas, the temperature that can guarantee carrier gas is consistent with temperature in iodine generator, thereby keeps all the time the dynamic equilibrium of 13 inside, iodine pond, guarantees the stable of iodine generator outlet iodine vapor concentration.Above-mentioned carrier gas preheating device is comprised of needle valve 1, helix tube 3, temperature controlled water bath 19 and thermocouple 27.Needle valve 1 can be regulated the flow of carrier gas in a big way, to adapt to the requirement of different operating modes.Economizer bank 13 is spiral helicine copper tube, adopts helix tube can increase the contact area of economizer bank and water, thereby makes exchange capability of heat strengthen; Select copper tube to be because the heat transfer coefficient of copper tube is large, exchange capability of heat is strong, and is corrosion-resistant.Thermocouple 27 is used for the temperature of monitoring carrier gas outlet, is used in conjunction with thermocouple 12, can guarantee that carrier gas and inside, iodine pond remain identical temperature.
The dispensing loop mainly contains air compressor 25, gas bomb 24, flowmeter 26, needle valve 1 and carrier gas preheating device and the iodine vapor generating means forms.Air compressor 25 provides the air of certain pressure for gas bomb 24, and compressed air enters carrier gas preheating device 2 after needle valve 1 is adjusted to required flow, and carrier gas is heated to required temperature and enters iodine pond 13, and the iodine vapor that produces is taken out of to the system of need iodine.
Claims (9)
1. iodine vapor dispenser that can add online iodine is characterized in that the pipeline and the valve that add by iodine vapor generation systems, carrier gas pre-heating system, online the iodine system and connect described each system form;
Described carrier gas pre-heating system comprises air compressor (25), gas bomb (24), helix tube (3) and the first water-bath (19), air compressor (25) is connected with gas bomb (24), gas bomb (24) is connected with an end of helix tube (3), the other end of helix tube (3) is connected with an end of triple valve (4), and helix tube (3) is placed in the first water-bath (19);
described iodine vapor generation systems comprises iodine pond (13), upper gas averaging board (14), carrier gas pipe (15), lower gas averaging board (16), carrier gas diffusion sprayer (18), the second water-bath (20), upper gas averaging board (14), lower gas averaging board (16) is arranged at respectively iodine pond (13) inner top and bottom, carrier gas diffusion sprayer (18) is positioned at the below of lower gas averaging board (16) and is connected with carrier gas pipe (15), iodine pond (13) is placed in the second water-bath (20), the top in iodine pond (13) is with escape pipe (21), be distributed with several circular holes on upper gas averaging board (14) and lower gas averaging board (16),
The described iodine system of adding online comprises loading hopper (8), globe valve (10), feed pipe (11), globe valve (10) is arranged between loading hopper (8) and feed pipe (11), feed pipe (11) is connected in the bottom in iodine pond (13), and the top of hopper (8) connects balance tracheae (5);
The other two ends of described triple valve (4) respectively with described carrier gas pipe (15) be connected balance tracheae (5) and be connected.
2. the iodine vapor dispenser that can add online iodine according to claim 1, is characterized in that: air bleeding valve (6) is set on described loading hopper (8).
3. the iodine vapor dispenser that can add online iodine according to claim 1 and 2 is characterized in that: the described circular hole on lower gas averaging board (16) is positioned at by on the circumference of paracentral different-diameter.
4. the iodine vapor dispenser that can add online iodine according to claim 1 and 2 is characterized in that: the described circle on upper gas averaging board (14) is positioned on circumference near peripheral different-diameter.
5. the iodine vapor dispenser that can add online iodine according to claim 3 is characterized in that: the described circle on upper gas averaging board (14) is positioned on circumference near peripheral different-diameter.
6. the iodine vapor dispenser that can add online iodine according to claim 1 and 2 is characterized in that: loading hopper (8) is dimerous by the up and down, is connected by snap joint (7) between the two parts of up and down.
7. the iodine vapor dispenser that can add online iodine according to claim 3 is characterized in that: loading hopper (8) is dimerous by the up and down, is connected by snap joint (7) between the two parts of up and down.
8. the iodine vapor dispenser that can add online iodine according to claim 4 is characterized in that: loading hopper (8) is dimerous by the up and down, is connected by snap joint (7) between the two parts of up and down.
9. the iodine vapor dispenser that can add online iodine according to claim 5 is characterized in that: loading hopper (8) is dimerous by the up and down, is connected by snap joint (7) between the two parts of up and down.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210436238.XA CN103111211B (en) | 2012-11-05 | 2012-11-05 | Iodine vapor distributing device with on-line iodine function |
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| CN201210436238.XA CN103111211B (en) | 2012-11-05 | 2012-11-05 | Iodine vapor distributing device with on-line iodine function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105762618A (en) * | 2014-12-17 | 2016-07-13 | 中国科学院大连化学物理研究所 | Long-time iodine flow supply device |
| US10471166B1 (en) | 2017-01-17 | 2019-11-12 | I 2 Air Fluid Innovation, Inc. | System and method for disinfecting a surface of an object with iodine-laden gas |
| WO2021076135A1 (en) * | 2019-10-17 | 2021-04-22 | I 2 Air Fluid Innovation, Inc. | System and method for disinfecting a surface of an object with iodine-laden gas |
| US11504442B2 (en) | 2017-01-17 | 2022-11-22 | I 2 Air Fluid Innovation, Inc. | System and method for disinfecting a surface of an object with iodine-laden gas |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110544544B (en) * | 2019-09-25 | 2021-07-30 | 中国原子能科学研究院 | Device and method for continuously generating iodine steam |
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| US20020022088A1 (en) * | 1999-06-15 | 2002-02-21 | Tihu Wang | Purified silicon production system |
| CN2517476Y (en) * | 2002-01-11 | 2002-10-23 | 中国科学院大连化学物理研究所 | Internally-externally heated dynamic balance iodine steam generator |
| CN101436754A (en) * | 2007-11-14 | 2009-05-20 | 中国科学院大连化学物理研究所 | Rapid continuous iodine-feeding device |
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| US5693267A (en) * | 1996-09-27 | 1997-12-02 | Boeing North American, Inc. | Fast response iodine vaporization with an integrated atomizer and mixer |
| US20020022088A1 (en) * | 1999-06-15 | 2002-02-21 | Tihu Wang | Purified silicon production system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105762618A (en) * | 2014-12-17 | 2016-07-13 | 中国科学院大连化学物理研究所 | Long-time iodine flow supply device |
| CN105762618B (en) * | 2014-12-17 | 2019-06-04 | 中国科学院大连化学物理研究所 | A kind of long-time iodine flow feedway |
| US10471166B1 (en) | 2017-01-17 | 2019-11-12 | I 2 Air Fluid Innovation, Inc. | System and method for disinfecting a surface of an object with iodine-laden gas |
| US11504442B2 (en) | 2017-01-17 | 2022-11-22 | I 2 Air Fluid Innovation, Inc. | System and method for disinfecting a surface of an object with iodine-laden gas |
| WO2021076135A1 (en) * | 2019-10-17 | 2021-04-22 | I 2 Air Fluid Innovation, Inc. | System and method for disinfecting a surface of an object with iodine-laden gas |
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| CN103111211B (en) | 2015-04-08 |
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