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    • 1. 发明申请
    • METHOD AND DEVICE FOR CONTROLLING FURNACE TEMPERATURE OF BURNING HEATING FURNACE
    • 控制加热炉炉膛温度的方法和装置
    • US20140364994A1
    • 2014-12-11
    • US13881682
    • 2011-04-27
    • Yongfeng LiuGuoqiang QianHuazhong GuRong ChenZhicheng WangChunguo LvDejian WenPeili Zhang
    • Yongfeng LiuGuoqiang QianHuazhong GuRong ChenZhicheng WangChunguo LvDejian WenPeili Zhang
    • F27D19/00G05D23/19
    • G05B23/0235C21D1/34C21D11/00F23N1/022F23N2005/181F23N2005/185F23N2023/14F23N2023/34F23N2023/36F23N2023/52F23N2025/14F23N2025/16F27D19/00F27D21/00F27D21/0014F27D2019/0003G05B11/42G05B13/0265G05D23/19G05D23/1919
    • A method for controlling furnace temperature of a fired heating furnace is disclosed, comprising: measuring furnace temperatures to obtain furnace temperature feedback values; calculating the differences between furnace temperature setting values and the furnace temperature feedback values as discrepancy values DV1, in accordance with the furnace temperature feedback values and the furnace temperature setting value; calculating the differences between the furnace temperature setting values and the furnace temperature feedback values in a unit time, i.e., the gradient of furnace temperature change values, as discrepancy values DV2; obtaining a speed V of a fired heater machine set from a speed adjuster of the fired heater machine set, and obtaining a first multiple feed forward output components FFV in accordance with the speed V of the machine set (V); obtaining a second multiple feed forward output components FFT in accordance with the differences between the furnace temperature setting values and the furnace temperature feedback values, i.e., the discrepancy values DV1; looking up a PID control parameter in accordance with the discrepancy values DV1 and DV2, based on fuzzy control rule, and creating an adjusting control parameter OP1 in accordance with the PID control parameter; controlling a valve for regulating coal gas flow and a valve for regulating air flow by combining the adjusting control parameter OP1 with the first multiple feed forward components FFV and the second multiple feed forward components FFT as a final control output value.
    • 公开了一种用于控制燃烧加热炉的炉温的方法,包括:测量炉温以获得炉温反馈值; 根据炉温反馈值和炉温设定值,计算炉温设定值与炉温反馈值之间的差值作为差值DV1; 计算炉温度设定值和炉温反馈值之间的差异,单位时间,即炉温变化值的梯度作为差值DV2; 获得从所述燃烧加热器机组的速度调节器设定的燃烧加热器机构的速度V,并且根据所述机器组(V)的速度V获得第一多个前馈输出分量FFV; 根据炉温设定值和炉温反馈值(即差值DV1)之间的差异,获得第二多重前馈输出分量FFT; 根据模糊控制规则,根据差值DV1和DV2查找PID控制参数,并根据PID控制参数创建调整控制参数OP1; 通过将调节控制参数OP1与第一多个前馈分量FFV和第二多个前馈分量FFT组合作为最终控制输出值来控制用于调节煤气流量的阀和用于调节气流的阀。
    • 2. 发明申请
    • METHOD AND APPARATUS FOR CONTROLLING A FURNACE PRESSURE OF A CONTINUOUS ANNEALING FURNACE
    • 用于控制连续退火炉的炉膛压力的方法和装置
    • US20130304263A1
    • 2013-11-14
    • US13881698
    • 2011-04-14
    • Yongfeng LiuHuazhong GuGuoqiang QianBin YinDejian WenHongxu HeiJun Zhang
    • Yongfeng LiuHuazhong GuGuoqiang QianBin YinDejian WenHongxu HeiJun Zhang
    • G05D16/20
    • G05D16/20C21D1/74C21D9/561C21D11/00F27D19/00F27D21/00F27D2019/0031
    • A method for controlling furnace pressure of a continuous annealing furnace is disclosed. The method comprises detecting a coal gas flow volume and an air flow volume in each section by use of a coal gas flow volume detector and an air flow volume detector disposed in each section of a continuous annealing furnace, respectively, adding up the coal gas flow volume detected in each section to obtain a total input coal gas flow volume; adding up the air flow volume detected in each section to obtain a total input air flow volume, and calculating a pre-combustion gas pressure in the furnace based on the total input coal gas flow volume and the total input air flow volume; detecting compositions of the coal gas and a ratio of the coal gas to the air by use of a composition detector; detecting a pre-combustion gas temperature in the furnace by use of a thermocouple; predicting post-combustion gas compositions and a total gas volume based on chemical combustion reaction equations and based on the total input coal gas flow volume, the total input air flow volume, the coal gas compositions and the ratio of the coal gas to the air; igniting the coal gas and the air in the furnace; and detecting a post-combustion gas temperature in the furnace by use of a thermocouple; calculating a post-combustion gas pressure in the furnace based on the pre-combustion gas pressure in the furnace, pre-combustion gas temperature in the furnace and the post-combustion gas temperature in the furnace; and calculating an opening degree for an exhaust gas fan based on the pre-combustion gas pressure in the furnace and the post-combustion gas pressure in the furnace and by use of a gas increment pass algorithm, and using the opening degree to control the exhaust gas fan.
    • 公开了一种用于控制连续退火炉的炉压的方法。 该方法包括通过使用分别设置在连续退火炉的每个部分中的煤气流量检测器和空气流量检测器来分别检测每个部分中的煤气流量和空气流量,将煤气流 在每个部分检测到体积,以获得总输入煤气流量; 将每个部分检测到的空气流量相加,得到总输入空气流量,并根据总输入煤气流量和总输入空气流量计算炉内预燃气压; 通过使用组合物检测器来检测煤气的组成和煤气与空气的比例; 通过使用热电偶检测炉内的预燃气体温度; 基于化学燃烧反应方程,基于总输入煤气流量,总输入空气流量,煤气组成和煤气与空气的比例来预测燃烧后气体组成和总气体体积; 点燃炉内的煤气和空气; 并利用热电偶检测炉内的后燃气温度; 基于炉内的预燃气体压力,炉内预燃气体温度和炉内后燃气温度计算炉内燃烧后气体压力; 并根据炉内的预燃气体压力和炉内后燃气体压力计算排气扇的开度,并利用气体增量通过算法,并使用开度来控制排气 气扇。
    • 5. 发明授权
    • Intercalates formed via coupling agent-reaction and onium ion-intercalation pre-treatment of layered material for polymer intercalation
    • 通过偶联剂 - 反应和鎓离子 - 嵌入预处理形成的层间材料用于聚合物嵌入形成的插层
    • US06407155B1
    • 2002-06-18
    • US09516136
    • 2000-03-01
    • Guoqiang QianTie LanAaron M. FayAnthony S. Tomlin
    • Guoqiang QianTie LanAaron M. FayAnthony S. Tomlin
    • C08K334
    • C01B33/44C08K9/04
    • Intercalated layered materials prepared by reacting the layered material with a coupling agent and co-intercalating an onium ion and an oligomer or polymer between the planar layers of a swellable layered material, such as a phyllosilicate, preferably a smectite clay. The spacing of adjacent layers of the layered materials is expanded at least about 3 Å, preferably at least about 5 Å, usually preferably to a d-spacing of about 15-20 Å, e.g., 18 Å with the onium ion spacing/compatibilizing agent. The intercalation of the oligomer or polymer then increases the spacing of adjacent layers an additional at least 3 Å, e.g., to at least about 20 Å, preferably about 25 Å to about 30 Å, generally about 28 Å, and provides a nanocomposite having increased tensile strength, flexibility, and ductility (less brittle).
    • 通过使层状材料与偶联剂反应并将鎓离子和低聚物或聚合物共混嵌入到可膨胀的层状材料(例如页硅酸盐,优选蒙脱石粘土)的平坦层之间而制备的嵌入层状材料。 层状材料的相邻层的间隔至少约为3埃,优选至少约5埃,通常优选为约15至20的d间距,例如与鎓离子间隔/相容剂 。 然后,低聚物或聚合物的嵌入增加相邻层的间隔,另外至少约为例如至少约为20埃,优选约25埃至约30埃,通常约为28埃,并提供了具有增加的纳米复合材料 拉伸强度,柔韧性和延展性(较脆性)。
    • 10. 发明授权
    • Intercalates formed with polypropylene/maleic anhydride-modified polypropylene intercalants
    • 嵌段由聚丙烯/马来酸酐改性的聚丙烯嵌入剂形成
    • US06632868B2
    • 2003-10-14
    • US09841988
    • 2001-04-25
    • Guoqiang QianJae Whan ChoTie Lan
    • Guoqiang QianJae Whan ChoTie Lan
    • C08K334
    • C08K9/08C08K3/346C08L23/04C08L23/10C08L51/06Y10T428/249939C08L2666/24
    • A nanocomposite concentrate composition comprising about 10 weight percent to about 90 weight percent of a layered silicate material and about 10 weight percent to about 90 weight percent of a matrix polymer comprising about 90-99.8% by weight of a polyolefin and about 0.2% to about 10%, preferably about 0.2% to about 3%, more preferably about 1% to 3% by weight, of a maleic anhydride-modified polyolefin, based on the total weight of polyolefins, wherein the layered silicate material is dispersed uniformly throughout the matrix polymer. Shearing of the concentrate and later (after shear) addition of an added matrix polymer avoids thermal degradation of the added matrix polymer and optimizes the dispersion of the nanomer throughout the matrix polymer; provides increased tensile strength; and reduces degradation of the polymer by melt formation of a concentrate thereby decreasing heat degradation of added matrix polymer.
    • 包含约10重量%至约90重量%的层状硅酸盐材料和约10重量%至约90重量%的基质聚合物的纳米复合物浓缩物组合物,其包含约90-99.8重量%的聚烯烃和约0.2重量%至约 10重量%,优选约0.2重量%至约3重量%,更优选约1重量%至3重量%的马来酸酐改性聚烯烃,基于聚烯烃的总重量,其中层状硅酸盐材料均匀分散在整个基体 聚合物。 浓缩物的剪切和加入添加的基质聚合物后(剪切后)加入基质聚合物的热降解,并优化纳米体在整个基体聚合物中的分散; 提高拉伸强度; 并且通过熔融形成浓缩物减少聚合物的降解,从而降低添加的基质聚合物的热降解