An apparatus for use in sampling material on-line in a process system, comprising a sample collector (1) for receiving a sample of material, an elongate shaft (10) defining a passageway (14) carrying a measurement probe (11) for taking measurements from a collected sample, a pressurised fluid supply
An apparatus for use in sampling material on-line in a process system, comprising a sample collector (1) for receiving a sample of material, an elongate shaft (10) defining a passageway (14) carrying a measurement probe (11) for taking measurements from a collected sample, a pressurised fluid supply (31) connected to the passageway for delivering a pressurised fluid through the passageway to the sample collector for displacing the collected sample and a nozzle (33) provided at the distal end of the measurement probe (11) for distributing the pressurised fluid to the sample collector for displacing the collected sample from the sample collector (1).
대표청구항▼
1. An apparatus for use in sampling material on-line in a process system, comprising:a sample collector for receiving a sample of material; a measurement probe for taking measurements of the collected sample in the sample collector, wherein the measurement probe has a probe proximal and distal end;
1. An apparatus for use in sampling material on-line in a process system, comprising:a sample collector for receiving a sample of material; a measurement probe for taking measurements of the collected sample in the sample collector, wherein the measurement probe has a probe proximal and distal end; an elongate shaft having defines a passageway for carrying the measurement probe, wherein the elongate shaft has a proximal and distal end; a pressurised fluid supply connected to the passageway for delivering a pressurised fluid through the passageway to the sample collector for displacing the collected sample; and a nozzle provided at the distal end of the measurement probe for distributing the pressurised fluid to the sample collector for displacing the collected sample from the sample collector. 2. The apparatus according to claim 1 wherein the nozzle is substantially ring-shaped.3. The apparatus according to claim 2 wherein the nozzle is mounted over the distal end of the measurement probe.4. The apparatus according to claim 1, wherein the nozzle is provided with at least one spiral groove on the inner surface through which groove the pressurised fluid is distributed.5. The apparatus according to claim 4, wherein the at least one spiral groove is angled to improve turbulence in the flow of the pressurised fluid.6. The apparatus according to claim 1, wherein the elongate shaft is provided with an aperture in its proximal end for connection to the fluid supply.7. The apparatus according to claim 1, wherein the sample collector is an open-topped chamber comprising an arcuate wall member on which the sample is collected.8. The apparatus according to claim 7 wherein the sample collector comprises a front wall member which is flared upwardly and outwardly.9. The apparatus according to claim 1 wherein the sample collector is defined by a portion of the distal end of the elongated shaft.10. A process system comprising the apparatus according to claim 1, wherein the sample collector is located within the process system.11. The process system according to claim 10, wherein the sample collector is movable relative to an inner surface of the process system.12. The process system according to claim 10, further comprising a process vessel having a peripheral wall.13. The process system according to claim 12, wherein the elongate shaft is perpendicular to the peripheral wall of the process vessel.14. The process system according to claim 12, wherein the angle between the elongate shaft and the peripheral wall of the process vessel is less than 90°.15. The process system according to claim 10, further comprising a tubular section.16. The apparatus according to claim 1, wherein the measurement probe is a part of a spectroscopic measuring device.17. The apparatus according to claim 16, wherein the spectroscopic measuring device is one of a reflectance, transflectance or transmission device.18. The apparatus according to claim 16, wherein the spectroscopic measuring device comprises an infra-red spectrophotometer.19. The apparatus according to claim 16, wherein the spectroscopic measuring device comprises a near infra-red spectrophotometer.20. The apparatus according to claim 16, wherein the spectroscopic measuring device comprises an x-ray spectrophotometer.21. The apparatus according to claim 16, wherein the spectroscopic measuring device comprises a visible spectrophotometer.22. The apparatus according to claim 16, wherein the spectroscopic measuring device comprises a Raman spectrophotometer.23. The apparatus according to claim 16, wherein the spectroscopic measuring device comprises a microwave spectrophotometer.24. The apparatus according to claim 16, wherein the spectroscopic measuring device comprises a nuclear magnetic resonance spectrophotometer.25. The apparatus according to claim 1, wherein the measurement probe is a part of a polarimeter.26. The apparatus according to any one of claims 1 to 9 and 16-25, wherein the sample of material is a powder, a granule, a pellet, or a tablet.27. The process system according to any one of claims 10 to 15, wherein the sample of material is a powder, a granule, a pellet, or a tablet.
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이 특허에 인용된 특허 (7)
Newberg Douglas A. (Annapolis MD) Pavlin Vjekoslav (Adelphi MD) Newberg Richard R. (Royal Oak MD) Yang Jackson C. S. (Silver Spring MD), Automated sample extractor or feeder/inoculator for bioreactors and similar equipment.
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