NBS Haus luam yeeb Ceev Chamber
NBS Smoke Density Chamber Versatile Fire Testing Instruments For Measuring Smoke from Burning Materials
Khoom cov kev taw qhia ntawm cov Smoke Density Chamber
Lub NBS Haus luam yeeb Ceev Chamber xeem txoj kev yog los ntawm lub National Institute of Standards thiab Technology NIST (thawj ntawm NBS) thiab tau nce thiab thov nyob rau hauv ntau xeem teb. Qhov no xeem txoj kev yuav siv tau los ntes yas khoom thiab tsis-metallic cov ntaub ntawv rau kev tsheb nqaj hlau hla mus los. Haus luam yeeb ceev qib ntawm uas tsis yog-metallic cov ntaub ntawv, hlau thiab cable khoom, thiab lwm yam .; raws li cov xeem txoj kev, lub feem ntau siv cov qauv yog ASTM E662, ISO 5659-2, thiab cov NES 711 pa luam yeeb ceev xeem txoj kev nyob rau hauv cov tub rog txheej txheem; Cov yav tas los lub tsev cov ntaub ntawv uas haus luam yeeb ceev tester txoj kev muaj ntau yog xeem tau, thiab kho qhov muag sensor siv ib tug ntau leej photomultiplier raj mus ntes tus hloov me ntsis ntawm flue roj cov ntsiab lus nyob rau hauv lub box; yog hais tias lwm xeem pab kiag li lawm yog raug xaiv, xws li Dräger roj nrhiav kom tau Tube, yuav nqa tawm aviation txheem pa luam yeeb tshuaj muaj taug kev kuaj, thiab dock nrog FTIR Fourier transform infrared ntaus ntawv, muaj peev xwm ua kom tiav cov zoo thiab ntau tsom xam ntawm flue roj cov ntsiab lus.
Khoom tsis muaj lub Haus luam yeeb Ceev Chamber
| Kub ntawm cov qauv | 23 ± 2 ° C |
| txheebze vaum | 50 ± 5℅ |
| Loj ntawm cov qauv | Length thiab dav ntawm cov qauv tag nrho cov 75 ± 0.5mm, thickness yog 1 ± 0.2 hli, thickness ntawm npaus thiab yas yog 8 ± 0.5mm |
| Irradiance theem ntawm lub tshuab cua sov | Deg ntawm cov qauv no yog 2.5 ± 0.05W / cm² |
| Kev ncua deb ntawm lub cub tawg thiab qauv nto | 38mm |
| Hlawv roj | Hluav taws roj zeb gas thiab lub purity yog ≥95 |
| Ntsuas ntawm chamber | L1110mm * W750mm * H2040mm |
| Haus luam yeeb box loj | L914mm * W610mm * H914mm |
| Kab uas hla ntawm lub teeb beam | Approx. 38mm |
| Test ntau | 1) Optical transparence is 100%-0.00001%2) Smoke density grade is 0-924 for 6 shelves, automatic transmission |
| Test hom | Tsis-flaming hom thiab flaming hom |
| Raug ntawm photometer | ± 3% |
| Txauv rhawv raug | ± 7 rau pa luam yeeb ceev nqi |
| Fais fab mov | 3-theem no yog 380 ± 10% V / AC, 50Hz |
Product Feature and Application of the Haus luam yeeb Ceev Chamber
1. The inner dimensions of the chamber is 914mm±3mm long, 914mm±3mm high and 610mm±3mm deep.
2. The inner surface is consist of Teflon coating, which is resistant to chemical attack and corrosion and easily cleaned.
3. Test chamber with full width opening door, allowing easy access for sample loading and chamber cleaning.
4. Provided with a hinged front-mounted door with an observation window and a removed opaque door cover to the window to prevent light entering into the chamber.
5. Chamber walls are pre-heated for easier start-up and convenient equipment operation.
6. Safety blow-out panel, easily replaceable, allows for safe operation of test method.
7. Two optical windows, each with a diameter of 75mm, mounted in the top and bottom of cabinet.
8. The light measuring system is consist of Incandescent lamp and photomultiplier tube.
9. Provided with range-extension filter in the light path, adjusting the accuracy of instrument under the any scale.
10.Conical Rhaub - yog qhov txhab nyob rau hauv daim ntawv ntawm ib tug truncated lub khob hliav qab, nyob 2600 W ntawm 230 V nrog ib tug kub tso zis ntawm 50 kW / m2.
11. Auto Split Shutter automatically opened to transmit radiation to the sample, Spark Igniter to ignite the sample.
12. Heat Flux Meter - for setting the irradiance level at the surface of the specimens, the range from 0-100KW/m2.
13. Furnace Heater, rated 550W at 110 V with a heat output of 25 kW/m2.
14. The movement of sample is controlled by air cylinder automatically.
15. Air Cooled calorimeter for setting the irradiance level at the surface of the specimens.
16. Provided with no pilot flame and pilot flame modes. Digital display flow rate of air and propane.
17. Gas measurement ports are provided, for optional measurements of toxic gases.
18,19 tsom xam khib, 15 kov screen vaj huam sib luag hom PC rau tag nrho lub tswj thiab tsis siv neeg soj ntsuam.
19. DAQ(Data Acquisition) Program controllable with the touch screen panel PC.
20. Testing results: Light transmission、Optical density、Mass optical density（MOD）、Mass loss rate、the Clear-beam correction factor etc.
Daim ntawv thov :It is the most widely accepted apparatus for the measurement of smoke from burning materials and measures specific optical density under flaming and non-flaming conditions. It is also used for the extraction of toxic gas.
Khoom Paub meej ntawm cov Haus luam yeeb Ceev Chamber
1.Install tawg-pov thawj txhuas ntawv ci ntaus ntawv rau hauv lub thawv los txo koj tus kheej uas muaj feem yuav ntawm lub tester thaum muaj kev huam yuaj tshwm sim;
2. Lub sab saum toj ntawm lub box muaj ib tug siab nyem chaw nres nkoj, uas yog kev cob cog rua nrog lub siab regulating ntim raj mis yuav tau kho cov internal siab ntawm lub box;
3. Lub sab saum toj ntawm lub thawv thiab hauv qab ntawm lub box yog nruab nrog thooj voos kheej kheej uas yuav tau txiav tsiv los nqus thiab ntxub flue roj;
4. nruab nrog ASTM E662 radiant cua sov tsev rau muab 25KW / M2 tshav kub tawg tso zis;
5. nruab nrog ASTM E662 txheem rau-lub taub hau burner, ua ke nrog radiant cua sov rau flaming combustion xeem;
6. Muab cua-txias tooj liab phaj calorimeter, uas yuav tau tom los ntawm kev siv lub rov qab txias txoj kev thaum lub sij hawm kev soj ntsuam;
7. nruab nrog ISO 5659-2 / GB / T8323 tawg lub khob hliav qab ntaus ntawv, uas yuav muab tau 50KW / M2 tshav kub tawg tso zis;
8. Muab ISO 5659-2 / GB / T8323 txheem qhib nplaim burners, uas yuav tsum tau mus soj ntsuam nrog flaming nplaim taws nyob rau hauv nrog tawg cones;
9. Muab SB dej-txias thaum tshav kub kub flow meter uas txheem ntsuas daim ntawv pov thawj txuas;
10. Yuav nruab nrog self-circulating txias dej qhov twg los, tsis muaj yuav tsum tau rau lwm txias dej qhov twg los, ib qho yooj yim rau cov neeg siv kom siv;
11. nruab nrog uas ntaus rau MOD pa luam yeeb ceev xeem thiab thermal poob xeem cov ntaub ntawv;
12. Lub sensor ntau yog 0-2000g, cov neeg yog 0.1g;
13. nruab nrog NES 711 qhib nplaim burner thiab nws kiv cua;
14. Lub switching ntawm lub radiant cua sov thiab cov tawg lub khob hliav qab yog kev cob cog rua ntawm chaw ua dav hlua pob qij txha, thiab cov neeg siv yuav ua kom tiav cov kev hloov ntawm ntau txuj kev kuaj pab kiag li lawm los cias plugging thiab unplugging;
15. Lub kho qhov muag lub thawv yog ntsia tau rau hauv lub saum toj rau ntawm lub box, lub teeb qhov chaw yog txais raws li ib tug sab qhov rais hom photomultiplier raj, S-4 zaus teb, cov transmittance raug yuav ncav cuag 0,0001%;
16. Raws li cov kev hloov ntawm cov pa luam yeeb ceev xeev, yeej hloov mus rau Clear, Lim thiab maub peb iav txaus;
17. Lub ND2 nruab nrab expansion lim ntsia tau rau hauv lub daig kab, uas yog yooj yim rau cov neeg siv rau nws tus kheej-calibrate, thiab muaj peev xwm txiav hloov lub iav txoj hauj lwm thaum lub sij hawm yuav xeem ntawd;
18. Lub qis ib feem ntawm lub box yog ib qho incandescent teeb qhov chaw, uas yuav muab tau uniform chaw tso zis;
19. Cov pa luam yeeb ceev kuaj box yog ib qho kev tsim, txawm peem rau nrog ib tug kov screen computer, tus neeg siv yuav tau siv cov kev kuaj software, tag nrho cov txheej txheem yog teem thiab tswj rau lub computer;
20. Los nrog ib lub tshuab luam ntaus ntawv, cov kev kuaj ntawd yog lawm, tus neeg siv yuav sau ib txoj kev kuaj daim ntawv qhia raws li lub xeem software.
Standards:
ASTM: ASTM E662
ISO: ISO 5659-2
IMO: FTPC Part 2
NES: NES 711
Qhov no cov khoom yog txaus siab nrog cov qauv (ASTM E 662, BS6401, ISO 5659, Nes 711, nepÅ 258, thiab lwm yam).
Siv ISO 5659 conical radiant tshav kub cua sov, Peb yuav tau hloov lub cua kub mob los ntawm 10KW / ㎡to 5KW / ㎡by neeg siv.
Nyob rau hauv qhov kev kuaj ntawd NES 711, muaj yog non-flaming xeem thiab flaming xeem nyob rau hauv kev xeem tej yam kev mob txawv los ntawm ASTM E 662.
Dimension: 1560 hli (W) x 2220 hli (H) x 1060 hli (D)
Nyhav: 210kg
installation uas yuav tsum tau
Hluav taws xob cov: 110V AC 60Hz / 230V AC 50Hz, 30A
Ambient kub: Operating 10 ° C rau 35 ° C
ntev: 1560 hli (W) x 2220 hli (H) x 1060 hli (D)
Gas Khoom siv: sib tov ntawm huab cua & hluav taws roj zeb
