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走行中のアセテートトウの水分率を測定する装置と、乾燥機と、得られた水分率をもとに乾燥機の乾燥条件を変更する装置からなる、アセテートトウの水分制御装置。
A moisture control device for acetate tow comprising a device for measuring the moisture content of acetate tow during traveling, a dryer, and a device for changing drying conditions of the dryer based on the obtained moisture content.
水分率を測定する装置が、近赤外線分光光度計である請求項１記載のアセテートトウの水分制御装置。
The apparatus for controlling the moisture content of acetate tow according to claim 1, wherein the apparatus for measuring the moisture content is a near infrared spectrophotometer.
乾燥機の乾燥条件を変更する装置が、蒸気を熱源とする乾燥機に供給される蒸気の供給量を制御する装置、または乾燥機から送風される熱風の供給量を制御する装置である請求項１または２記載のアセテートトウの水分制御装置。
The device for changing the drying conditions of the dryer is a device for controlling a supply amount of steam supplied to a dryer using steam as a heat source or a device for controlling a supply amount of hot air blown from the dryer. The moisture control device for acetate tow according to 1 or 2.
アセテートトウを乾燥工程から梱包工程まで連続して搬送する際に、走行するアセテートトウの水分率を測定し、得られた水分率をもとに、乾燥工程における乾燥条件を変更する水分率が制御されたアセテートトウの製造方法。When transporting acetate tow continuously from the drying process to the packing process, the moisture content of the running acetate tow is measured, and the moisture content that changes the drying conditions in the drying process is controlled based on the obtained moisture content Method for producing acetate tow.
波長１６００ｎｍを参照波長として、１９４０ｎｍの波長における吸光度との吸光度比をもとに、近赤外線分光光度計で水分率を測定する請求項４記載のアセテートトウの製造方法。The method for producing acetate tow according to claim 4 , wherein the moisture content is measured with a near-infrared spectrophotometer based on an absorbance ratio with an absorbance at a wavelength of 1940 nm with a wavelength of 1600 nm as a reference wavelength .
蒸気を熱源とする乾燥機に供給される蒸気の供給量を制御すること、または乾燥機から送風される熱風の供給量を制御することにより、乾燥条件を変更する請求項４または５に記載のアセテートトウの製造方法。It controls the supply amount of the steam supplied to the steam to the dryer to a heat source, or by controlling the supply amount of hot air that is blown from the dryer, according to claim 4 or 5 changes the drying conditions A method for producing acetate tow .
JP2003391065A2002-11-292003-11-20Moisture control device and method for acetate tow
PendingJP2004191038A
(en)