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    • 23. 发明申请
    • A METHOD FOR CONTROLLING DRYING OF A WEB-FORMED MATERIAL
    • 一种控制网状材料干燥的方法
    • WO02063098A8
    • 2004-05-27
    • PCT/SE0200065
    • 2002-01-16
    • FLAEKT ABBIRGERSSON JONASHOLMBERG PER
    • BIRGERSSON JONASHOLMBERG PER
    • D21F5/18F26B13/08F26B13/20F26B21/02F26B25/22F26B21/12
    • F26B13/08D21F5/18F26B13/104F26B21/02F26B25/22
    • A web-formed material (1), preferably a pulp web (1), is passed through a drying plant, comprising blow boxes arranged in a plurality of drying decks, floating above lower blow boxes, which at their upper sides blow out hot process air against the web-formed material (1). Water, in the form of steam, escaping from the web-formed material (1) is discharged by the process air, at least part of which is recirculated (43) whereas the non-recirculated process air is discharged as exhaust air (41) and is replaced by a corresponding portion of supply air (42) with a low water content. The temperature of the process air is controlled (4). If a deviation from the desired dry content of the dried web-formed material (1) is detected (6), the volume flow of the process air (40) is changed by increasing the volume flow of the process air (40) at too low a dry content in the web-formed material (1), and by decreasing the volume flow of the process air (40) at too high a dry content in the web-formed material, for the purpose of rapidly regaining the desired dry content of the dried web-formed material (1).
    • 网状材料(1),优选纸浆网(1),通过干燥设备,其包括布置在多个干燥甲板上的吹气箱,浮动在下吹风箱上方,在其上侧吹出热过程 空气抵靠网状材料(1)。 从网状材料(1)排出的蒸汽形式的水由处理空气排出,其中至少一部分再循环(43),而不再循环的处理空气作为废气(41)排出, 并且被具有低含水量的供应空气(42)的相应部分代替。 控制工艺空气的温度(4)。 如果检测到与干燥的幅材形成材料(1)的所需干含量的偏差(6),则处理空气(40)的体积流量也通过增加处理空气(40)的体积流量而改变 在网状材料(1)中的干燥含量低,并且通过在幅材形成的材料中以过高的干燥含量减小处理空气(40)的体积流量,以迅速恢复所需的干燥含量 的干燥的网状材料(1)。
    • 24. 发明申请
    • AIR DRYER
    • 空气干燥机
    • WO2004003291A1
    • 2004-01-08
    • PCT/FI2003/000524
    • 2003-06-27
    • METSO PAPER, INC.HEIKKILÄ, PerttiRAJALA, Pasi
    • HEIKKILÄ, PerttiRAJALA, Pasi
    • D21F5/18
    • D21F5/18
    • The object of the invention is an air dryer in the dryer section of a paper machine, which dryer comprises at least one exhaust air chamber (6, 14) arranged on a first side of the paper web (2) and at least one nozzle box (4, 15a-15e, 17a-17c) arranged inside said exhaust air chamber (6, 14), into which nozzle box (4, 15a­15e, 17a-17c) one or more blowing elements (26) have been arranged in order to blow hot air to the paper web (2), into which exhaust air chamber (6, 14) at least one air exhaust element has been arranged, and in the central area between the forward end and the tail end of said air dryer (1), in the machine direction, the paper web (2) has been arranged to travel without support elements arranged on a second side of the web. An air dryer according to the invention is characterized in that the location of said nozzle box (4, 15a-15e, 17a-17c) and/or said one or more blowing elements (26) with regard to the paper web (2) has been arranged so as to be changeable with the aid of an adjusting element. The object of the invention is also a method in drying a paper web.
    • 本发明的目的是在造纸机的干燥器部分中的空气干燥器,该干燥器包括布置在纸幅(2)的第一侧上的至少一个排气室(6,14)和至少一个喷嘴盒 配置在排气室(6,14)内的一个或多个吹风元件(26)的喷嘴箱(4,151,15e,17a-17c)中的一个或多个喷射元件(4,15a-15e,17a-17c),以便 将热空气吹送到已经布置有至少一个排气元件的排气室(6,14)的纸幅(2)中,并且在所述空气干燥器(1)的前端和尾端之间的中心区域 ),在纸张方向上,纸幅(2)已布置成行进而没有布置在幅材的第二侧上的支撑元件。 根据本发明的空气干燥器的特征在于,相对于纸幅(2),所述喷嘴箱(4,15a-15e,17a-17c)和/或所述一个或多个吹风元件(26)的位置具有 借助于调节元件被布置成可更换。 本发明的目的也是干燥纸幅的方法。
    • 26. 发明申请
    • LEAKAGE CONTROL SYSTEM FOR TREATMENT OF MOVING WEBS
    • 用于处理运动鞋的泄漏控制系统
    • WO0009914A3
    • 2002-10-03
    • PCT/US9918456
    • 1999-08-12
    • KIMBERLY CLARK CO
    • LINDSAY JEFFREY DEANHERMANS MICHAEL ALANHADA FRANK STEPHEN
    • F16J15/00B05C15/00D21F1/48D21F3/02D21F5/14D21F5/18D06B23/18F16J15/16
    • D21F5/18D21F1/48D21F3/0272
    • Pressurized web treatment systems (1) include a moving web (2) that passes through a pressurized treatment chamber (7) having a sealing assembly (6A,6B) with a leakage control system. Leakage control is achieved by the cooperative effect of localized leak detectors (31A,31B) and leak reduction means that applies a local sealing force on the seal assembly responsive to a signal from the leak detectors such that increased sealing occurs in the vicinity of the leak. In particular, an air press for paper web dewatering has improved efficiency by virtue of the leakage control system, which features local leak detectors and local force generation means associated with a flexible seal assembly to reduce leakage at the edges of the stationary plenum of the air press. Local leak detection can be based on sonic measurement with microphones, detection of escaping tracer gas, optical signals, and other means. Other embodiments of web treatment systems include those for continuous production of activated carbon fabrics and steam and chemical treatment of textiles and other fibrous webs.
    • 加压网处理系统(1)包括通过具有泄漏控制系统的具有密封组件(6A,6B)的加压处理室(7)的移动腹板(2)。 通过局部泄漏检测器(31A,31B)和泄漏减少装置的协同效应实现泄漏控制,泄漏减少装置响应于来自泄漏检测器的信号对密封组件施加局部密封力,使得泄漏附近发生增加的密封 。 特别地,用于纸幅脱水的空气压榨机通过泄漏控制系统提高了效率,该泄漏控制系统具有局部泄漏检测器和与柔性密封组件相关联的局部力产生装置,以减少空气的固定气室的边缘处的泄漏 按。 本地泄漏检测可以基于用麦克风进行声波测量,检测出示踪气体,光信号等手段。 纸幅处理系统的其它实施例包括用于连续生产活性炭织物和蒸汽以及织物和其它纤维幅材的化学处理的那些。
    • 27. 发明申请
    • METHOD AND EQUIPMENT FOR DRYING A PULP WEB USING HOT AIR OF DIFFERENT TEMPERATURES
    • 使用不同温度的空气干燥纸浆网的方法和设备
    • WO02050370A1
    • 2002-06-27
    • PCT/FI2001/001037
    • 2001-11-28
    • D21F5/18
    • D21F5/18
    • The invention relates to a method for drying a fibre-based pulp web (2), and to a drying box (1) used in the method. According to the invention, the drying box (1) contains drying zones (9a-9e), to each one of which hot drying air can be blown independently so that the web can be dried in the various zones at different temperatures. The temperature of the first zone (9a) can thus be lower than that of one or more subsequent zones (9b-9e) to prevent the water in the incoming wet web from boiling. The last zone in the drying box (1) can be a separate cooling zone (11), wherin the web is cooled by indoor air from outside the box. The temperatures can be adjusted by adjusting, with the aid of valves (8), the pressure of the steam, which heats the drying air that is fed into the various ones (9a-9e), on the basis of the temperatures measured by the sensors (23) for the various zones and of the basis weight and moisture measurements carried out on the web (2) that goes into the box (1) and comes out of the box.
    • 本发明涉及一种用于干燥纤维纸浆网(2)的方法,以及用于该方法的干燥箱(1)。 根据本发明,干燥箱(1)包含干燥区(9a-9e),其中每一个可以独立地吹送热干燥空气,使得可以在不同温度下在各个区域干燥网。 因此,第一区域(9a)的温度可以低于一个或多个后续区域(9b-9e)的温度,以防止进入的湿网中的水沸腾。 干燥箱(1)中的最后一个区域可以是单独的冷却区域(11),网状物从箱子外部被室内空气冷却。 温度可以通过在阀(8)的帮助下调节蒸汽的压力来调节,蒸汽的压力是根据由(8)所测得的温度加热供给到各种干燥空气中的干燥空气(9a-9e) 用于各个区域的传感器(23)以及进入盒子(1)并从盒子中取出的在纸幅(2)上进行的基重和湿度测量。
    • 29. 发明申请
    • IMPINGEMENT DRYING UNIT AND A DRYER SECTION
    • 冲压干燥单元和干燥器部分
    • WO02036880A1
    • 2002-05-10
    • PCT/FI2001/000963
    • 2001-11-06
    • D21F5/00D21F5/04D21F5/18
    • D21F5/18D21F5/00D21F5/04
    • The invention relates to an impingement drying unit for a dryer section of a paper or board machine, which comprises a drying group (R) and an impingement drying unit (10) which is placed above and/or below a row (DSR) of drying cylinders (3) and in which a paper or board web (2) has been arranged to be conducted past the impingement drying unit while supported by a drying fabric (1), such as a wire or equivalent. The invention is characterised in that the impingement drying unit (10) comprises at least one impingement surface (IP1, IP2) the side profile of which is straight, changeably curved in its radius of curvature, in the shape of a broken line or a selectable combination of these, and that the impingement surface or a tangent line to the impingement surface or a line passing via the beginning and the end of the impingement surface or an extension of said line forms on the impingement side an angle with a horizontal plane parallel to the machine level, which angle is
    • 本发明涉及一种用于纸张或纸板机的干燥部的冲击干燥单元,其包括干燥组(R)和冲击干燥单元(10),所述干燥组和冲击干燥单元(10)位于干燥的行(DSR)的上方和/或下方 气缸(3),并且其中纸或纸板(2)已经被布置成被导电通过冲击干燥单元,同时由例如电线或等同物的干燥织物(1)支撑。 本发明的特征在于冲击干燥单元(10)包括至少一个冲击表面(IP1,IP2),该冲击表面(IP1,IP2)的侧面轮廓是直的,其曲率半径可变地弯曲成虚线或可选择的 这些的组合,并且冲击表面或冲击表面的切线或通过冲击表面的开始和结束的所述线或所述线的延伸线在平行于水平面的水平面上形成一个角度 机器水平,哪个角度<120°,有利地在120°至60°的范围内,最有利地约90°。
    • 30. 发明申请
    • METHOD IN DRYING OF PAPER
    • 纸干燥方法
    • WO01036745A1
    • 2001-05-25
    • PCT/SE2000/002189
    • 2000-11-09
    • D21F5/00D21F5/18
    • D21F5/18D21F5/00D21F5/185
    • A method in consolidation and drying of paper. A wet web (2) is contacted with superheated steam, whose temperature is 200-600 DEG C, for the purpose of reducing, by heat transfer from the superheated steam, the water content of the web (2) by evaporation of a substantial part of the water in the same. The wet web (2) is supported and transported by means of a heat-conductive, gas-impermeable belt (4) whose width is equal to or exceeds the width of the web, and jets of the superheated steam are directed towards the side of the web (2) facing away from the belt (4).
    • 一种纸张整理和干燥的方法。 湿纸幅(2)与温度为200-600℃的过热蒸汽接触,目的是通过蒸发大部分部分来减少从过热蒸汽传热纸幅(2)的含水量 的水在一样。 湿纸幅(2)通过其宽度等于或超过纸幅宽度的导热不透气带(4)来支撑和传送,过热蒸汽的喷嘴被引向 所述网(2)面向所述带(4)。