CN102373647A - Method and device for regulating the humidity of material web - Google Patents

Method and device for regulating the humidity of material web Download PDF

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Publication number
CN102373647A
CN102373647A CN 201110228827 CN201110228827A CN102373647A CN 102373647 A CN102373647 A CN 102373647A CN 201110228827 CN201110228827 CN 201110228827 CN 201110228827 A CN201110228827 A CN 201110228827A CN 102373647 A CN102373647 A CN 102373647A
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humidity
web
virtual
humidifying
means
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CN 201110228827
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Chinese (zh)
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乌韦·菲特泽尔
哈特姆特·埃布尔
尼尔斯·哈德特
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福伊特专利公司
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    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21FPAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F7/00Other details of machines for making continuous webs of paper
    • D21F7/003Indicating or regulating the moisture content of the layer

Abstract

The invention relates to a method and a device for regulating the humidity of a material web, the method is a method for adjusting the final humidity of a fiber material web when being used to manufacture the fiber material web on a paper machine equipped with a molding part, a suppressing part, a drying part, a humidifying device(5) and a humidity sensor. The fiber material web is specially a paper material, a paper plate material or a cotton paper material, the previous humidity before adding the humidifying device is adjusted by a first material web humidity adjusting member(1), and the final humidity after adding the humidifying device is adjusted by a second material web humidity adjusting member(2). The actual humidity value of the first material web humidity adjusting member(1) is measured by a first virtual humidity sensor, and the final actual humidity value of the second material web humidity adjusting member(2) after adding the humidifying device is measured by a physical humidity sensor, under the situation that the humidity virtual actual value is measured by employing a second virtual humidity sensor before adding the humidifying device, the humidity of the material web is adjusted by changing the humidifying effects of the humidifying device.

Description

用于调节材料幅湿度的方法和装置 Method and apparatus for adjusting the moisture of the material web

技术领域 FIELD

[0001] 本发明涉及一种用于在具有成型部分、压制部分、干燥部分、加湿装置和湿度传感器的造纸机上制造纤维材料幅时,对纤维材料幅的最终湿度加以调节的方法,纤维材料幅特别是指纸张幅料、纸板幅料或棉纸幅料,其中,加湿装置之前的湿度通过第一幅料湿度调节件来调节,并且加湿装置之后的最终湿度通过第二幅料湿度调节件来调节。 [0001] The present invention relates to a method for the production of the fiber material web having a molding part, press section, drying section, humidifier and a humidity sensor of a paper machine, be adjusted to the final moisture of the fiber material web, the fibrous material web particularly to moisture before the sheet material web, the material web or cardboard web of tissue paper material, which, by means of a humidifying feed adjusting member to adjust the humidity and final humidity after the humidifying member to the humidity control apparatus of the second web material adjust.

[0002] 本发明同样涉及一种用于实施该方法的调节装置。 [0002] The present invention also relates to an adjustment device for carrying out the method.

背景技术 Background technique

[0003] 这种类型的公知方法和装置是非常复杂的,并且使用带有湿度传感器的至少两个测量框架,既在加湿装置之前,也在加湿装置之后测定纤维材料幅的湿度。 [0003] The known methods and apparatus of this type is very complicated, and using at least two measurement frame with a humidity sensor, both before and humidifier, a humidity measurement device after the fiber material web are humidified. 在其他公知的方法中,取消了对加湿装置之前的湿度的测量。 In other known methods, measurement of the moisture removed before the humidifying device. 在此,存在的缺点是,纤维材料幅的品质参数出现波动,并有损于纤维材料幅的品质。 Here, there is a drawback, the material web has a fiber quality parameters fluctuate, and detrimental to the quality of the fiber material web.

发明内容 SUMMARY

[0004] 因此,本发明的任务是,提供一种用于调节纤维材料幅湿度的、成本低廉的解决方案,而对纤维材料幅的品质没有不利影响。 [0004] Accordingly, the object of the invention is to provide a method for adjusting the fibrous material web moisture, low cost solution, without adversely affecting the quality of the fiber material web.

[0005] 该任务通过一种用于在具有成型部分、压制部分、干燥部分、加湿装置和湿度传感器的造纸机上制造纤维材料幅时,对纤维材料幅的最终湿度加以调节的方法来实现,纤维材料幅特别是指纸张幅料、纸板幅料或棉纸幅料,其中,加湿装置之前的湿度通过第一幅料湿度调节件来调节,并且加湿装置之后的最终湿度通过第二幅料湿度调节件来调节。 [0005] This object is achieved by a method having the shaped portion, for producing a fibrous material web press section, a drying section, humidifier and a humidity sensor paper machine, be adjusted to the final humidity of the material for the fiber web is achieved, the fibers particularly to the material web of paper web material, cardboard or tissue web material web material, wherein, prior to the humidity by humidification means of a feed adjusting member to adjust the humidity and final humidity after the humidifying device of the second web material by adjusting the humidity member is adjusted. 在此, 对本发明重要的是,第一幅料湿度调节件的湿度实际值通过第一虚拟湿度传感器来测定, 并且加湿装置之后第二幅料湿度调节件的最终湿度的实际值通过物理湿度传感器来测量, 并且以依赖于加湿装置之前的通过第二虚拟湿度传感器测定的湿度虚拟实际值的方式通过改变加湿装置的加湿效果进行调节。 Here, essential to the invention is determined by a humidity sensor of a first virtual humidity control the actual value of the humidity feed device, and then the second web material humidifying device the actual value of the humidity control member by the final humidity of the humidity sensor physical measured, and dependent on the humidifying device before the second virtual sensor for measuring the humidity of a humidity virtually actual values ​​be adjusted by changing the humidifier humidifying effect.

[0006] 发明人一方面认识到,除了其他因素外,纤维材料幅的品质还依赖于加湿装置之前纤维材料幅的湿度水平。 [0006] The inventors have appreciated that an aspect, among other things, the quality of the material web fibers also depends on the humidity level of the fiber material web before the humidifying device. 另一方面,发明人找到了测定加湿装置之前的湿度,但无需复杂的测量技术测量所述湿度的解决方案。 On the other hand, the inventors found before measuring humidity humidifier, but without the complexity of the humidity measurement technology solutions. 加湿装置之前纤维材料幅的湿度通过所谓的虚拟湿度传感器来确定。 Humidity fiber material web is determined by the humidity sensor before a so-called virtual humidifying device. 在此,所测定的测量值不直接借助昂贵的测量仪器进行测量,而是通过已知的测量值计算。 Here, the measured value is not directly measured by means of expensive measuring instruments to measure, but calculated by known measurements. 通过这种解决方案,加湿装置之前纤维材料幅的湿度水平可以鉴于纤维材料幅的恒定品质加以调整,并且将加水量也界定至最小值。 With this solution, the humidity level of the humidifier before the material web fibers may be constant in view of the quality of the fiber material web to be adjusted, and also to define the amount of water to a minimum. 这样做的优点是,无需为所加过多的水而耗费干燥能量。 The advantage of this is that no need to add too much water the drying energy consuming. 虚拟传感器通常也称为软传感器。 Virtual sensors commonly referred to as a soft sensor. 软传感器或者说虚拟传感器能够以各种类型来构成。 Soft sensors or virtual sensors can be configured in various types. 所述软传感器可以基于物理模式、统计模式、神经网络或这些模式组合来实施。 The flexible sensor may be implemented based on the physical model, statistical models, neural networks, or a combination of these modes. 依据本发明的解决方案的另一优点在于:沿造纸机运行方向上湿度变化分布更快的稳定化。 Another advantage of the solution according to the invention is characterized in that: the distribution of humidity changes faster stabilization along the running direction of the papermaking machine. 这一点特别是在造纸机起动时或打断后再次起动时,具有优点。 This is particularly when starting again at the paper machine start-up or interrupted, an advantage.

[0007] 依据本发明的湿度调节方法涉及的是,对纤维材料幅沿造纸机运行方向(MD)的湿度变化分布的调节。 [0007] The humidity conditioning method according to the present invention relates to humidity changes along the running direction of the fibrous material web the paper machine (MD) distribution adjustment. 但可以将湿度横向变化分布调节(CD)叠加于所述调节。 However, the humidity may be adjusted laterally variation distribution (CD) is superimposed on the adjustment. [0008] 在具有优点的构成方案中,第一虚拟湿度传感器由物理湿度传感器6的最终湿度的测量值6. 11与如下的额定值差值之间的差值来测定湿度的实际值6. 01,所述额定值差值是指加湿装置5之后的最终湿度额定值6. 10与加湿装置5之前的湿度额定值6. 00之间的额定值差值。 [0008] In an advantageous embodiment configuration, the first virtual humidity sensor 6 measured actual value of the humidity from the difference between the nominal and the difference between the 6.11 final measurement following physical humidity of the humidity sensor 6. 01, refers to the nominal value difference the difference between the nominal value before the final humidity rating after humidifying device 5 and the humidifier 5 6.10 6.00 humidity rating. 在此,优点在于,第一幅料湿度调节件将加湿装置5之前的湿度6. 01作为调节量加以调节,而不受加湿装置调节行程的不利影响。 Here, the advantage that the humidity control member of a material prior to humidity humidifier 5 6.01 as a control amount to be adjusted, without adverse effects humidifying means for adjusting the stroke. 这一点当最终湿度作为调节量使用时就是这样的情况。 When this final humidity as is the case when the adjustment amount.

[0009] 在另一实际的实施方式中,第二虚拟湿度传感器由通过加湿装置5所施加的湿度与物理湿度传感器6的最终湿度的测量值6. 11的差值来测定加湿装置5之前湿度的虚拟实际值6. 01。 [0009] In a further practical embodiment, the second virtual humidity sensor is determined from the difference between the 6.11 final measurement of the humidity and the humidity of the humidity sensor physically applied by the humidifier 56 before the humidity humidifier 5 virtual actual value of 6.01.

[0010] 适当的是,加湿装置5之前的湿度的额定值6. 00与加湿装置5之前的湿度的虚拟实际值6. 01的差值在第二幅料湿度调节件2内被用于影响加湿装置5的加湿效果。 [0010] Suitably, a virtual actual humidity value before the humidity before the humidifier 5 and the humidifier Rating 5 6.00 6.01 difference in the second web material is used for the humidity control member 2 Effect 5 humidifier humidifying effect.

[0011] 在具有优点的改进方案中,在第二幅料湿度调节件2中,制造过程的过程参数被用于测定加湿装置5之前湿度的虚拟实际值6. 01。 [0011] In an advantageous further development, the web material in the second humidity adjustment member 2, the process parameters of the manufacturing process are used to determine the actual value of the virtual humidity before the humidifier 5 6.01. 由此,可以在不同的过程参数的情况下有利于良好而且恒定的品质地顾及到加湿装置5之前的加湿和湿度6. 11对纤维材料幅品质的影响。 Thereby, it may be advantageous in the case of different process parameters good and constant quality to impact web quality having regard to the fibrous material prior to humidification and humidity humidifier 5 6.11 pairs.

[0012] 在一实际的实施方式中,使用如下过程参数中的至少一个:生产速度、幅料宽度、 打断信息、在干燥部分4内的蒸汽消耗;在成型部分或压制部分3内的脱水条件;在压制部分3内或其之后的纤维幅料的湿度值,或者纤维材料的材料特性,用以计算加湿装置之前湿度的虚拟实际值6. 01。 [0012] In a practical embodiment, at least one of the following process parameters: production rate, the width of the web material, to interrupt information, the steam consumption in the drying section 4; in the dehydration compression molding part or portion 3 conditions; pressed material properties and humidity values ​​in the fibrous web material after partial or 3, or a fibrous material, prior to the actual value to calculate the virtual humidity 6.01 humidifying device.

[0013] 本发明的用于解决所述任务的另一方面涉及的是,一种用于实施按权利要求1所述方法的调节装置,所述调节装置具有:用于调节加湿装置5之前湿度6. 01的第一调节单元10 ;和用于调节加湿装置5之后最终湿度6. 11的第二调节单元20 ;以及用于测量最终湿度6. 11的物理湿度传感器6。 For [0013] the present invention to solve the task aspect relates to a conditioning apparatus for carrying out a method according to claim, wherein the adjusting means comprises: a humidifying means before adjusting humidity 5 first control unit 10, 6.01; and after humidifying means 5 for adjusting the final moisture content of 6.11 second adjusting unit 20; and a humidity sensor 6 for measuring a physical final moisture content of 6.11. 该装置的特征在于,为第一调节单元分配有用于计算加湿装置5之前湿度的第一虚拟实际值6. 01的第一计算单元15,并且第二调节单元20包括:用于计算加湿装置5之前湿度第二虚拟实际值6. 01的第二计算单元观,以及与用于读入过程参数的过程引导系统的连接件。 The device is characterized in that the first control unit is allocated for the actual value of a first virtual computing humidity before the humidifier 5 6.01 first calculation unit 15, and the second adjustment unit 20 includes: calculating means for humidifying 5 second calculating unit the actual value of the second virtual Viewpoint humidity prior to 6.01, and a procedure for reading the boot process parameters connector system.

[0014] 在一种适当的实施方案中,加湿装置实施为公知的、具有大量成行横向于纤维材料幅运行方向设置的喷嘴的喷嘴加湿装置。 [0014] In one suitable embodiment, the humidification apparatus according to a known, having a large number of nozzle rows transverse to the humidifier fibrous web running direction of the nozzle.

[0015] 适当的是,在纤维材料幅运行方向上,相继设置有多个喷嘴行,其中,相邻行的喷嘴在横向上彼此错开地布置。 [0015] Suitably, in the direction of the fiber material web, is provided with a plurality of successive rows of nozzles, wherein the nozzles of adjacent rows are arranged offset to one another in the transverse direction. 这使得能均勻地施加喷雾。 This enables applying a uniform spray.

[0016] 加湿装置优选利用水来工作,并且特别是在应用多组分喷嘴的情况下,利用水-空气混合物来工作。 [0016] Preferably the humidifying means to work with water, and in particular in the case of multi-component nozzles, with water - air mixture to work. 在此,每个喷嘴将可预先给定量的水喷洒到纤维材料幅上。 Here, each nozzle to the predetermined amount of water may be sprayed onto the fibrous web.

[0017] 喷嘴加湿装置可以这样实施,S卩,每个喷嘴将相同的恒定的量(例如每分钟的升数)的水喷洒到纤维材料幅上。 [0017] The nozzle humidifier may be practiced, S Jie, each nozzle of the same constant amount (e.g., liters per minute) of water sprayed onto the fibrous web. 由此,调整纤维材料幅的湿度水平。 Thus, the material web to adjust the moisture level of the fiber.

[0018] 在另一种实施方式中,喷嘴加湿装置这样构造,即,喷嘴对于水或水-空气的通过量可以分区域地通过纤维材料幅的宽度进行调整。 [0018] In another embodiment, the nozzle is configured so that the humidifying means, i.e., a nozzle for water or water - air throughput can be adjusted by the sub-region width of the material web fibers. 由此,可以对纤维材料幅上的湿润条带加以修正。 Accordingly, the article can be wetted with the fiber material web to be amended. 在这种情况下,可以给按区域不同的量叠加有可调整的恒定的量。 In this case, according to the superimposed regions of different amounts of an adjustable constant amount.

[0019] 加湿装置可以在干燥部分内部设置在末端上,或者在外部直接设置在干燥部分之后。 [0019] The humidifier may be disposed on the inner end of the drying section, or externally provided directly after the drying section. [0020] 在卷绕件与加湿装置之间设置有用于测量纤维材料幅最终湿度的湿度传感器。 [0020] The humidity sensor is provided for measuring the final moisture content of the fibrous material web between the winding element and the humidifying device. 该湿度传感器可以固定地布置或横向于纤维材料幅的运行方向横移式地布置。 The humidity sensor may be fixedly disposed transverse to the running direction of the material or fibers and transferring the web arranged.

附图说明 BRIEF DESCRIPTION

[0021 ] 本发明的其他特征和优点由后面参阅附图对优选实施例的说明获得。 [0021] Other features and advantages of the present invention by the following description of preferred embodiments of the drawings refer obtained.

[0022]其中: [0022] wherein:

[0023] 图1示出具有呈示意形式的调节系统的造纸机的概要图。 [0023] Figure 1 shows a schematic view of a paper machine having the form of a schematic form of a conditioning system. 具体实施方式 detailed description

[0024] 在唯一的附图中,以示意图示出造纸机的一部分。 [0024] In the sole FIGURE, a schematic illustration showing a portion of a papermaking machine. 纤维材料幅被从未示出的成型部分,经由压制部分3引导进入和穿过干燥部分4。 Fibrous material web portion is molded, not shown, via a third guide pressing portion into and through the drying section 4. 随后,该纤维材料幅穿过加湿装置5,之后该纤维材料幅通过卷绕件7被卷绕成纸卷。 Subsequently, the fibrous material web through the humidifier 5, after which the fibrous material web by winding 7 is wound into roll. 加湿装置5实施为公知的喷嘴加湿装置,该喷嘴加湿装置具有大量成行横向于纤维材料幅的运行方向布置的喷嘴。 5 embodiment is a nozzle humidifier humidifying device known humidifying device having a large number of the nozzle rows transverse to the fiber direction of the material web the nozzle arrangement. 适当的是,在纤维材料幅的运行方向上,彼此相继地设置有多个喷嘴行,其中,相邻行的喷嘴在横向上彼此错开地布置。 Suitably, in the running direction of the fiber material web, in succession to one another is provided with a plurality of rows of nozzles, wherein the nozzles of adjacent rows are arranged offset to one another in the transverse direction. 这使得均勻地施加喷雾。 This makes the spray uniformly applied. 加湿装置5优选利用水来工作,并且特别是在应用多组分喷嘴的情况下,利用水-空气混合物来工作。 5 humidifier operates preferably with water, and in particular in the case of multi-component nozzles, with water - air mixture to work. 在此,每个喷嘴将可预先给定量的水喷洒到纤维材料幅上。 Here, each nozzle to the predetermined amount of water may be sprayed onto the fibrous web. 喷嘴加湿装置可以这样实施,即,每个喷嘴将相同的恒定的量(例如每分钟的升数)的水喷洒到纤维材料幅上。 Nozzle humidifier may be practiced, i.e., each nozzle of the same constant amount (e.g., liters per minute) of water sprayed onto the fibrous web. 由此,调整纤维材料幅的湿度水平。 Thus, the material web to adjust the moisture level of the fiber. 在另一种实施方案中,喷嘴加湿装置这样构造,即,喷嘴对于水或水-空气的通过量可以分区域地通过纤维材料幅的宽度进行调整。 In another embodiment, the nozzle is configured so that the humidifying means, i.e., a nozzle for water or water - air throughput can be adjusted by the sub-region width of the material web fibers. 由此,可以修正纤维材料幅上的湿润条带。 Thus, the strip can be corrected wetting fibrous material web. 在这种情况下,可以向按区域不同的量叠加有可调整的恒定的量。 In this case, there may be superimposed an adjustable constant amount according to the areas of different amounts. 加湿装置5可以在干燥部分4内部设置在末端上或在外部直接设置在干燥部分4之后。 Humidifier 5 may be provided inside the drying section 4 on the outer end or directly after the drying section 4. 在卷绕件7与加湿装置5之间设置有用于测量纤维材料幅最终湿度6. 11的湿度传感器6。 Between the winding 7 and the humidifier 5 is provided with a fibrous web for measuring the final moisture content of the humidity sensor 6 6.11. 湿度传感器可以固定地布置或横向于纤维材料幅的运行方向横移式地布置。 The humidity sensor or may be fixedly disposed transverse to the fiber direction of the material web arranged in the traverse-like manner. 为调节纤维材料幅的湿度6. 1,设置有两个幅料湿度调节件1、2。 To adjust the humidity of the fiber material web 6.1 is provided with two web materials humidity control member 1. 利用第一幅料湿度调节件1将加湿装置5之前纤维材料幅的湿度6. 0调节到预先规定的湿度额定值6. 0上。 Utilization of a material prior to the humidity control member 1 5 humidifier humidity fiber material web is adjusted to 6.0 rating on a predetermined humidity 6.0. 第一幅料湿度调节件1包括湿度调节件10,该湿度调节件10从计算单元15获得算得的加湿装置5之前的湿度实际值6. 01。 Of a humidity control material comprises a humidity control member 1 10, the humidity of the humidity control member 10 obtained prior to the humidifier 5 is calculated from the calculation unit 15 the actual value of 6.01. 为进行计算,计算单元15从物理湿度传感器6获得最终湿度实际值6. 11。 For calculation, the calculation unit 15 to obtain the final humidity from the humidity sensor 6 actual physical value 6.11. 为获得该最终湿度实际值6. 11,从所测量的最终湿度实际值6. 11中减去加湿装置5之前最终湿度额定值6. 10与湿度额定值6. 00之间的差值。 To obtain the actual value of 6.11 final humidity, final humidity from the measured difference between the actual value 6.00 6.11 prior to subtracting the humidifier 5 and the final humidity Humidity rating Rating 6.10. 对湿度调节件10的湿度额定值的测定以类似的方式进行。 Humidity rating of the measuring element 10 for adjusting the humidity in a similar manner. 在计算单元14内,从最终湿度额定值6. 10中减去加湿装置5之前最终湿度额定值6. 10与湿度额定值6. 00之间的差值。 In the computing unit 14, by subtracting the difference between the final moisture 6.00 6.10 Rating Rating humidity humidifier before final moisture from 5 6.10 rated. 在通过湿度调节件10发现的额定/实际偏差情况下,本实施例中将用于对干燥部分4的干燥缸蒸汽供给产生影响的调节信号发送至操纵逻辑电路11和蒸汽压力降低件12以及发送至蒸汽压力级联件。 Under nominal / actual deviation is found by the humidity control member 10, in the embodiment of the present embodiment for generating steam supplied to the drying effect on the drying cylinder portion 4 to the adjustment signal transmitted manipulation logic circuit 11, and the steam pressure is reduced and the transmission member 12 cascade to the steam pressure member.

[0025] 第二幅料湿度调节件2对纤维材料幅的最终湿度6. 1加以调节。 [0025] The second web is final humidity humidity control member 2 of a fiber material web to be adjusted 6.1. 在此,加湿装置5之后最终湿度的实际值6. 11通过物理湿度传感器6得以测量,并在依赖于加湿装置5之前的通过第二虚拟传感器测定的湿度虚拟实际值6. 01的情况下,通过改变加湿装置5的加湿效果进行调节。 Here, the actual value of final humidity after 5 6. The humidifying device 116 is measured by the physical humidity sensor, the humidity and the second virtual sensor 5 depends on the humidifier before measuring the actual value of the virtual case is 6.01, adjusted by changing the humidifier 5 humidifying effect. 对加湿装置5之前的湿度的虚拟实际值6. 01的测定在调节单元20的计算单元28内进行。 Determination of the actual value of the virtual humidity before the humidifier 5 6.01 is within the regulator unit 20 calculating unit 28. 为此,从所测量的最终湿度6. 11中去掉通过加湿装置5施加的湿度份额。 For this reason, the share of the humidity is removed by the humidifier 5 is applied from the final moisture content measured 6.11. 该湿度份额通过信号转换器M由从水站25发回的实际水消耗而得以测定,并且被继续传送到计算单元观。 The humidity is determined by the share of M and the actual consumption of water from the water back to the station 25 via the signal converter, and is passed on to the computing unit concept. 事先,顾及到制造过程的来自过程引导系统27的过程参数。 In advance, taking into account the manufacturing process from the process parameters of the system 27 of the boot process. 由此, 可以在不同的过程参数的情况下有利于良好而恒定的品质地顾及到加湿装置之前的加湿和湿度6. 11对纤维材料幅品质的影响。 This can facilitate a good and constant quality in the case of different process parameters to take into account the influence of the quality of the fiber material web and humidity prior to humidification humidifier 6.11 pairs. 例如使用如下过程参数中的至少一个:生产速度、 幅料宽度、打断信息、在干燥部分4内的蒸汽消耗;在成型部分或压制部分3内的脱水条件; 在压制部分3内或在压制部分3之后的纤维幅料的湿度值;或者纤维材料的材料特性。 For example, at least one using the following process parameters: production rate, the width of the web material, to interrupt information, the steam consumption in the drying section 4; in the molding part or pressing part 3 in the dehydration conditions; in the press section or press 3 humidity fibrous material web portion 3 after value; fiber material or material characteristics. 在计算单元四内,由加湿装置5之前湿度的额定值6. 00和加湿装置5之前湿度的虚拟实际值6. 01来计算差值,并且作为调节量输送给包含斜坡函数(Rampenfimktion)的调节器22。 Four in the calculation unit, by the actual value of the virtual humidity before rating 6.00 humidifier 5 and the humidifier 5 humidity prior 6.01 to calculate the difference, and supplied to a controller comprising a ramp function (Rampenfimktion) as the adjustment amount 22. 调节器22的输出端与信号转换器23连接,信号转换器23将调节器信号转换成物理通过量(每分钟的升数),并且这样控制水站25,使加湿装置5产生如下的加湿效果,降低或消除湿度的虚拟实际值6. 01的额定/实际偏差。 Regulator output and the signal converter 22 of the 23 is connected, the signal converter 23 to adjust converter signal into a physical throughput (liters per minute), and thus control the water station 25, the humidifying means 5 produces the following effect of humidification , reduce or eliminate the actual value of the humidity virtual nominal / actual deviation of 6.01. 水站可以附加与横向变化分布调节单元沈连接, 该横向变化分布调节单元单元26以按区域不同地对纤维材料幅的湿度横向变化分布产生影响地方式来控制喷嘴。 Additional water station may sink connection with the lateral adjustment unit changes the distribution of the lateral distribution adjusting unit changes variously unit 26 to change the humidity of the lateral distribution of the fiber material web being affected by the region generating means to control the nozzle.

[0026] 附图标记列表[0027] 1第一幅料湿度调节件[0028] 2第二幅料湿度调节件[0029] 3压制部分[0030] 4干燥部分[0031] 5加湿装置[0032] 6湿度传感器[0033] 6. 0加湿装置之前的湿度[0034] 6. 00加湿装置之前的湿度额定值[0035] 6. 01加湿装置之前的湿度实际值[0036] 6. 1加湿装置之后的最终湿度[0037] 6. 10加湿装置之后的最终湿度额定值[0038] 6. 11加湿装置之后的最终湿度实际值[0039] 7卷绕件[0040] 10造纸机的沿造纸机运动方向(MD)的湿度调节件[0041] 11操纵逻辑电路[0042] 12蒸汽压力降低件[0043] 13蒸汽压力级联件[0044] 14加湿装置之前的湿度额定值所用的计算单元[0045] 15加湿装置之前的湿度实际值所用的计算单元[0046] 20调节单元[0047] 21额定值差值式计算单元[0048] 22调节器[0049] 23信号转换器[0050] M信号转换器[0051] 25水站[0052] 沈横向变化分布调节单元 [0026] REFERENCE SIGNS LIST [0027] 1 of a humidity control member material [0028] 2 second web materials humidity adjustment member [0029] The press section 3 [0030] a drying section 4 [0031] The humidifier 5 [0032] a humidity sensor 6 [0033] 6.0 humidity before humidifier [0034] 6.00 humidifier before humidity rating [0035] the humidity humidifier before actual value 6.01 [0036] 6.1 humidifier after final moisture [0037] 6. the final moisture content rating after humidifying device 10 [0038] after the final moisture content of 6.11 humidifier actual value [0039] the winding member 7 [0040] 10 along the direction of movement of the paper machine the paper machine ( MD), the humidity adjustment member [0041] 11 actuating the logic circuit [0042] 12 reduce the vapor pressure member [0043] 13 cascaded vapor pressure member [0044] prior to the calculation unit 14 humidity rating humidification device used [0045] the humidified 15 the actual value of the humidity calculating means before the device is used [0046] 20 adjusting unit [0047] 21 rating difference value calculation unit of formula [0048] regulator 22 [0049] 23 signal converter [0050] M signal converter [0051] water station 25 [0052] Shen lateral distribution adjusting unit changes

[0053] 27DCS (过程引导系统) [0053] 27DCS (boot procedure)

[0054] 28加湿装置之前虚拟湿度的计算单元 [0054] The humidifier 28 prior to the virtual humidity calculation unit

[0055] 29加湿装置之前虚拟湿度与额定值偏差的计算单元。 [0055] The calculation unit 29 before the humidifying means and the deviation from the rating of the virtual humidity.

Claims (7)

  1. 1.用于在造纸机上制造纤维材料幅时对纤维材料幅的最终湿度(6. 1)加以调节的方法,所述造纸机具有成型部分、压制部分(3)、干燥部分、加湿装置(¾和湿度传感器(6),所述纤维材料幅特别是指纸张幅料、纸板幅料或棉纸幅料,其中,所述加湿装置(5)之前的湿度(6.0)通过第一幅料湿度调节件(1)来调节,并且所述加湿装置(¾之后的最终湿度(6. 1)通过第二幅料湿度调节件(¾来调节,其特征在于,所述第一幅料湿度调节件(1)的湿度的实际值(6.01)通过第一虚拟湿度传感器来测定,并且所述加湿装置(¾之后第二幅料湿度调节件O)的最终湿度的实际值(6. 11)通过所述物理湿度传感器(6)来测量,并在依赖于所述加湿装置(¾之前的通过第二虚拟湿度传感器测定的湿度虚拟实际值(6.01)的情况下,通过改变所述加湿装置(5)的加湿效果加以调节。 1. A method to be used for the final humidity of the fiber material web (6.1) the production of fibrous web on the paper machine adjustment, said paper machine having a forming section, press section (3), a drying section, the humidifying means (¾ and a humidity sensor (6), the fibrous web material and more particularly to paper web, paperboard web or tissue web feed material, wherein said humidity humidifying means (6.0) prior to (5) of the humidity adjustment by a feed member (1) is adjusted, and the humidifying means (final humidity (6.1) after the second web is adjusted by ¾ materials humidity adjustment member (¾, wherein said first web material humidity adjustment member ( 1) the actual value of the humidity (6.01) determined by a first virtual humidity sensor, and then the humidifying device (¾ second web is the actual value of the humidity control member O) final moisture of (6.11) by the physical humidity sensor (6) is measured, and dependent on the humidity of the humidifying means (¾ measured before the humidity sensor by a second virtual virtual case where the actual value (6.01), and by changing the humidification means (5) wetting effect to be adjusted.
  2. 2.按权利要求1所述的方法,其特征在于,所述第一虚拟湿度传感器由所述物理湿度传感器(6)的最终湿度的测量值(6. 11)与如下的额定值差值之间的差值来测定湿度的实际值(6. 01),所述额定值差值是指所述加湿装置(¾之后的最终湿度额定值(6. 10)与所述加湿装置(¾之前的湿度额定值(6. 00)之间的额定值差值。 2. The method according to claim 1, wherein the first virtual humidity sensor (6.11) the difference between the measured value and the nominal value of the humidity of the final physical humidity sensor (6) of the following the difference between the measured actual value of the humidity of (6.01), the difference means that the rating humidifying means (humidity rating after the final ¾ (6. 10) and the humidifying means (¾ before humidity rating rating difference between (6.00).
  3. 3.按权利要求1或2所述的方法,其特征在于,所述第二虚拟湿度传感器由通过所述加湿装置(5)施加的湿度与所述物理湿度传感器(6)的最终湿度的测量值(6. 11)之间的差值来测定所述加湿装置(¾之前湿度的虚拟实际值(6.01)。 3. The method according to claim 12, wherein said second virtual humidity sensor humidity by the humidity of the final physical humidity sensor (6) is applied through the humidifying means (5) Measurement the difference between the value (6.11) was used to measure (prior to the actual value of the humidity of the virtual ¾ (6.01) the humidification.
  4. 4.按前述权利要求之一所述的方法,其特征在于,所述加湿装置(¾之前的湿度的额定值(6. 00)与所述加湿装置(¾之前的湿度的虚拟实际值(6. 01)之间的差值在所述第二幅料湿度调节件O)内被用于影响所述加湿装置(5)的加湿效果。 The method according to one of the preceding claims, wherein said humidifying means (¾ humidity prior to the actual value of the virtual device (the humidity setpoint (6.00) before ¾ (the humidifying. 6 It is used to affect the effect of humidifying the humidifying means (5) is the difference between the. 01) of the humidity control member in a second web material O) inside.
  5. 5.按前述权利要求之一所述的方法,其特征在于,制造过程的过程参数在所述第二幅料湿度调节件O)内被用于测定所述加湿装置(5)之前的湿度虚拟实际值(6.01)。 The method according to one of the preceding claims, characterized in that the process parameters of the manufacturing process of the humidity control member in said second web is O) is used for measuring the humidity before the humidifying means (5) within the virtual The actual value (6.01).
  6. 6.按权利要求5所述的方法,其特征在于,使用如下过程参数中的至少一个:生产速度、幅料宽度、打断信息、在所述干燥部分内的蒸汽消耗;在所述成型部分或所述压制部分(3)内的脱水条件;在所述压制部分(3)内或在所述压制部分C3)之后所述纤维幅料的湿度值;或者纤维材料的材料特性。 6. The method as recited in claim 5, wherein at least one of the following process parameters: production rate, the width of the web material, to interrupt information, the steam consumption in the drying section; in the forming section or dehydration conditions in the press section (3); (3) or the pressing portion of the fibrous material web after the humidity value pressing portion a C3); or the material properties of the fibrous material.
  7. 7.用于实施依照权利要求1所述方法的调节装置,所述调节装置具有:用于调节加湿装置(¾之前湿度(6.01)的第一调节单元(10)和用于调节加湿装置(¾之后最终湿度(6. 11)的第二调节单元00)以及用于测量最终湿度(6. 11)的物理湿度传感器(6),其特征在于,为所述第一调节单元(10)分配有用于计算所述加湿装置(¾之前的湿度第一虚拟实际值(6.01)的第一计算单元(15),并且所述第二调节单元00)包括:用于计算所述加湿装置(5)之前湿度的第二虚拟实际值(6. 01)的第二计算单元08),以及与用于读入过程参数的过程引导系统的连接件。 7. The apparatus for carrying out the adjusting method according to claim 1, said regulating means having: means for (10) for adjusting humidification means (¾ regulating humidification device (humidity before ¾ (6.01) of the first adjusting unit after the final moisture (6.11) of the second adjusting unit 00) the physical and a humidity sensor (6) for measuring the final moisture content (6.11), characterized in that said first adjustment unit (10) is assigned a useful in computing the humidifying means (a first virtual actual humidity value before ¾ (6.01) of the first calculation unit (15), and said second adjusting means 00) comprising: prior to calculating the humidification means (5) for 08), and the procedure for reading the second process parameter calculating unit humidity virtual second actual value (6.01) of the guiding connector system.
CN 201110228827 2010-08-09 2011-08-09 Method and device for regulating the humidity of material web CN102373647A (en)

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CN103603074A (en) * 2013-10-24 2014-02-26 南通江潮纤维制品有限公司 Moisture absorption room for super-absorbent fibers and moisture absorption process of super-absorbent fibers

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