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    • 52. 发明专利
    • Method and circuit for measuring flow rate of regenerative burner
    • 用于测量再生燃烧器流量的方法和电路
    • JP2011013152A
    • 2011-01-20
    • JP2009158992
    • 2009-07-03
    • Miyamoto Kogyosho Co Ltd株式会社宮本工業所
    • MUKAI AKIRAMUTO KAZUYA
    • G01F1/42F23L15/02G01F1/50
    • Y02E20/348
    • PROBLEM TO BE SOLVED: To provide a method for measuring a flow rate of a regenerative burner and an air supply and exhaust apparatus using the same, capable of achieving a rational layout of air supply and exhaust pipes, free from restrictions on an orifice installation position.SOLUTION: A circuit for measuring the flow rate of the regenerative burner applying differential pressure information and temperature information to differential pressure/temperature-flow characteristics to develop combustion air and exhaust gas flow rates, includes: lead-out pipes 2a and 2b directly connected to alternately burning regenerative burners 1a and 1b, respectively; an air supply bridge 3 and an exhaust gas bridge 4 leading to the lead-out pipes 2a and 2b; shut-off valves 7 disposed on both sides of an air supply pipe joint 3J or an exhaust gas pipe joint 4J at the air supply bridge 3 and the exhaust gas bridge 4, and alternately opened and closed on each side; temperature detectors 10 detecting a temperature of a gas circulating through the lead-out pipes 2a and 2b; orifices 8 and differential pressure detectors 9 attached to the lead-out pipes 2a and 2b for detecting an atmospheric pressure difference between before and after the orifices; and straight pipe sections 2Sa and 2Sb before and after the orifices 8, capable of inhibiting the occurrence of a swirl flow at air supply and exhaust time.
    • 要解决的问题:为了提供一种用于测量蓄热式燃烧器的流量的方法和使用该再生燃烧器的供气和排气装置的流量的方法,能够实现排气管的合理布局,而不限制孔安装位置 解决方案:用于测量再生燃烧器的流量的电路,其将差压信息和温度信息应用​​于差压/温度流动特性以形成燃烧空气和废气流量,包括:直接连接的导出管2a和2b 交替地燃烧再生燃烧器1a和1b; 通向引出管2a和2b的供气桥3和排气桥4; 设置在供气管3和排气桥4的供气管接头3J或排气管接头4J的两侧的切断阀7,并且在每一侧交替地开闭。 温度检测器10检测通过引出管2a和2b循环的气体的温度; 连接到引出管2a和2b的孔口8和差压检测器9,用于检测孔之前和之后的大气压差; 以及孔8之前和之后的直管段2Sa和2Sb,能够抑制空气供应和排出时间的涡流的发生。
    • 54. 发明专利
    • Heating furnace and heating method
    • 加热炉和加热方法
    • JP2010265538A
    • 2010-11-25
    • JP2009120213
    • 2009-05-18
    • Nippon Steel Corp新日本製鐵株式会社
    • HIRAMOTO YUJISAITO TOSHIAKISHIBATA MASAFUMISEKI KAZUNORIFUKUSHIMA YUTAKA
    • C21D9/00C21D1/52C21D11/00F23L15/02G01J5/00G01J5/48
    • Y02E20/348
    • PROBLEM TO BE SOLVED: To provide a heating furnace and a heating method by which the temperature distribution in the longitudinal direction of a metallic material can be controlled more precisely while improving energy efficiency by using a heat storage type burner. SOLUTION: In the heating furnace 1, while conveying a metallic material F arranged with the furnace width direction as a longitudinal direction to the furnace length direction, the metallic material is heated. The heating furnace comprises: heat storage type burners 2 plurally arranged along the respective furnace length directions of the furnace side walls on both the sides in the furnace width direction so as to be confronted each other in the furnace width direction and making a pair in alternating combustion so as to form combustion flame in an alternating manner; and at least one or more non-heat storage type burners 10 arranged in the heating furnace in a space in the heat storage type burners relatively adjoining in the furnace length direction, and independently forming combustion flame respectively independently so as to locally heat the metallic material. The non-heat storage type burner is arranged in a range from the position of the 1/3 of the furnace length on the extraction side in the heating furnace to the extraction port OUT of the heating furnace. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种加热炉和加热方法,通过该加热炉和加热方法可以更精确地控制金属材料的纵向温度分布,同时通过使用储热型燃烧器提高能量效率。 解决方案:在加热炉1中,在沿炉长度方向作为长度方向输送以炉宽方向布置的金属材料F时,金属材料被加热。 加热炉包括:储热式燃烧器2,其沿着炉宽方向的两侧沿着炉侧壁的各自的炉长方向多个排列,以在炉宽方向上彼此面对,并使一对交替 燃烧以便以交替的方式形成燃烧火焰; 以及至少一个以上的非蓄热型燃烧器10,其配置在与炉长方向相邻的储热型燃烧器的空间内的加热炉内,分别独立地形成燃烧火焰,以局部加热金属材料 。 非蓄热型燃烧器配置在从加热炉的抽出侧的炉长1/3的位置到加热炉的抽出口OUT的范围内。 版权所有(C)2011,JPO&INPIT
    • 56. 发明专利
    • Method for controlling temperature in furnace width direction in heating furnace having heat storage type burner
    • 用于控制热存储式燃烧器的加热炉中炉宽度方向温度的方法
    • JP2010196132A
    • 2010-09-09
    • JP2009044351
    • 2009-02-26
    • Nippon Steel Engineering Co Ltd新日鉄エンジニアリング株式会社
    • TASHIRO EIICHINOZAKI HIROSHI
    • C21D1/52C21D9/00F23L15/02F27D17/00F27D19/00
    • Y02E20/348
    • PROBLEM TO BE SOLVED: To provide a method for easily executing the temperature control in the furnace width direction with a simple constitution at low cost in a heating furnace having a heat storage type burner. SOLUTION: In the method for controlling the temperature in the furnace width direction in a heating furnace having a heat storage type burner in which heat storage type burners 1, 2 are arranged opposite to each other on both side walls (side a and side b) of a heating furnace, and the heat storage type burner 1 on the side a and the side b are alternately burned, during the combustion of the heat storage type burner 1 on the side wall on the side a opposite to the side wall on the side b where the temperature in the furnace width direction is higher, the amount of the combustion is increased. On the other hand, during the combustion of the heat storage type burner 2 on the side wall on the side b, the amount of the combustion is decreased. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种在具有蓄热型燃烧器的加热炉中以简单的低成本执行炉宽方向的温度控制的方法。 解决方案:在具有蓄热型燃烧器的加热炉中控制炉宽方向温度的方法中,其中蓄热型燃烧器1,2在两侧壁(侧面a和 侧面b),在侧面a和侧面b上的蓄热型燃烧器1在蓄热型燃烧器1在与侧壁相反侧的侧壁燃烧时交替地燃烧 在炉宽方向的温度较高的侧面b上,燃烧量增加。 另一方面,在蓄热式燃烧器2在侧面b的侧壁燃烧时,燃烧量减少。 版权所有(C)2010,JPO&INPIT
    • 58. 发明专利
    • Combustion control method for regenerative-combustion heating furnace
    • 用于再生燃烧加热炉的燃烧控制方法
    • JP2010164256A
    • 2010-07-29
    • JP2009007447
    • 2009-01-16
    • Chugai Ro Co LtdNippon Steel Corp中外炉工業株式会社新日本製鐵株式会社
    • KIMOTO YASUYUKIUEJIMA HIROTOSHIJIKUMARU SHUICHIMASUKO SATORUAGEO HIDETAKA
    • F23L15/02
    • F23L15/02C03B5/235C03B5/237F23L2900/15022Y02E20/348Y02P40/535
    • PROBLEM TO BE SOLVED: To prevent corrosion of regenerators of regenerative burners, exhaust gas discharge pipes and the like for discharging combustion exhaust gas when the pair of regenerative burners are stopped, in a regenerative-combustion heating furnace including at least the pair of regenerative burners. SOLUTION: In a heating furnace 10 including at least the pair of regenerative burners 20 each having a burner portion 21 equipped with a fuel injection nozzle 25 and the regenerator 22 storing a heat storage material 22a, 22b therein, when combustion and heat storage in the paired regenerative burners 20 are stopped, combustion air is temporarily supplied to the regenerative burner 20b performing, at stop of the operation, operation of introducing the combustion exhaust gas into the regenerator 22 and allowing the heat storage material 22b to store and discharge heat from the combustion exhaust gas. COPYRIGHT: (C)2010,JPO&INPIT
    • 待解决的问题:为了防止再生燃烧器的再生器的腐蚀,在废气排放管等排出废气时,在再生燃烧器停止时,至少包括该对的再生燃烧加热炉 的再生燃烧器。 解决方案:在包括至少一对蓄热式燃烧器20的加热炉10中,每个具有燃烧器部分21的燃烧器部分21配备有燃料喷嘴25,并且再生器22在其中存储蓄热材料22a,22b,当燃烧和加热 在成对的蓄热式燃烧器20中的储存被停止,燃烧空气临时供给到蓄热式燃烧器20b,在再次运转的停止时,将燃烧废气引入再生器22,使储热材料22b进行储存和排出 来自燃烧废气的热量。 版权所有(C)2010,JPO&INPIT