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    • 6. 发明专利
    • GAS TURBINE COMBUSTION DEVICE OF CATALYST COMBUSTION TYPE
    • JPH0350416A
    • 1991-03-05
    • JP18454089
    • 1989-07-19
    • TOSHIBA CORPTOKYO ELECTRIC POWER CO
    • YAMANAKA CHIKAUFURUYA TOMIAKIHAYATA TERUNOBUFURUSE YUTAKATSUCHIYA TOSHIAKI
    • F23R3/40F23C13/00F23C99/00F23R3/26
    • PURPOSE:To restrict an abnormal increasing of a catalyst temperature of an excessive increasing of a pressure loss at the catalyst by a method wherein a temperature of gas sent from an upstream side of a catalyst inlet to the catalyst is detected and an amount of air fed into a combustion device through an air supplying port in response to the detected gas temperature is controlled. CONSTITUTION:An inlet gas temperature range (a preferable temperature range) indicating that a stable catalyst combustion is carried out is set at an-amount-of-air controller 24 is advance. When an inlet temperature of a catalyst 6 displaced from the preferable temperature range is sensed with a signal from a temperature sensor 22, a signal for decreasing or increasing a degree of opening of a solenoid valve 23 is adjusted to be outputted. At a gas turbine combustion device, both fuel and air A1 are supplied from each of a fuel supplying port 5 and an air supplying port 4, respectively, when started. Fuel gas of mixed fuel and air A1 is ignited by a spark plug 1, its flame is held by a swirlling device 11, its stable state is kept and its temperature is increased to a certain degree. An increased temperature caused by this combustion caused a temperature of gas to be increased up to a working temperature of the catalyst 6 and then a smooth catalyst combustion is performed.
    • 8. 发明专利
    • Gas turbine combustor
    • 气体涡轮搅拌机
    • JPS6179916A
    • 1986-04-23
    • JP20063584
    • 1984-09-27
    • Toshiba Corp
    • HAYATA TERUNOBUFURUYA TOMIAKIYAMANAKA CHIKAUHIZUKA JUNJI
    • F23R3/40F23C13/00
    • PURPOSE: To make a high activation at a low temperature and make a long life of a catalyst in a catalyst combustion type as turbine combustor by a method wherein alumina fine particles having noble metal and carried perovskite type complex oxide with general formula are carried on a heat-resistant carrier to form a catalyst.
      CONSTITUTION: Alumina fine particles having carried perovskite type complex oxide expressed by a general formula of MAlO
      3 including rare metal M, for example, samarium and others, and noble metals are carried on a heat-resistant carrier to form a catalyst 8. As the noble metals, palladium and platinum and other metals are applied. with this arrangement, it is made possible to make a high active and long service life unit in a temperature range of about 350°CW900°C.
      COPYRIGHT: (C)1986,JPO&Japio
    • 目的:通过以下方法使催化剂燃烧型催化剂在低温下使用寿命长,催化剂燃烧时间长,其特征在于,将具有贵金属和带钙钛矿型复合氧化物的氧化铝细颗粒载持于 耐热载体形成催化剂。 构成:在耐热载体上承载带有由包括稀有金属M在内的稀土金属M(例如钐等)和贵金属形成的由钙钛矿型复合氧化物表示的氧化铝微粒,形成催化剂8.作为贵金属 金属,钯和铂等金属。 通过这种布置,可以在约350℃-900℃的温度范围内制造高活性和长使用寿命单元。
    • 9. 发明专利
    • Gas turbine combustor
    • 气体涡轮搅拌机
    • JPS59180220A
    • 1984-10-13
    • JP5376883
    • 1983-03-31
    • Toshiba Corp
    • FURUYA TOMIAKIHAYATA TERUNOBUYAMANAKA CHIKAUHIZUKA JIYUNJI
    • F23R3/40
    • F23R3/40
    • PURPOSE:To reduce NOX to the extremely small quantities and at the same time contrive to improve the combustion efficiency and to prolong the service life of catalysts by a structure wherein a honeycomb catalyst, the main component of which is noble metal bearing lanthanum chromite, is arranged on a front stage in a gas turbine combustor equipped with a plurality of catalysts as combustion aids. CONSTITUTION:A combustor equips with an ordinary noble metal bearing honeycomb catalyst 7, a honeycomb catalyst 8, which is arranged on the front stage side of the catalyst 7 and the main component of which is noble metal bearing lanthanum chromite, a secondary fuel nozzle 10, and a primary fuel nozzle 11 and yet the catalyst 8 generates heat by nergizing. The fuel 12 jetted from the nozzle 11 mixes with combustion air 3 and then passes through the catalyst 8. At this time, catalytic combustion occurs regardless of the temperature of said mixture of the fuel 12 and the combustion air 3 being low. Once the catalytic combustion occurs, the temperature of the catalyst 8 is maintained by the electric power and heat of combustion. The total quantity or a part of the primary fuel 12 is burnt at the catalyst 8, resulting in heating the secondary fuel 13 and combustion air 3 up to a high temperature necessary for starting catalytic combustion at the catalyst 7. The heated mixture of the fuel 13 and the air 3 is catalytically burnt at the catalyst 7, resulting in establishing low NOX and highly efficient combustion.
    • 目的:将NOX减少到极少量,同时可以提高燃烧效率,延长催化剂的使用寿命,其中主要成分是贵金属负载亚铬酸镧的蜂窝催化剂是 配置在配备有多个催化剂的燃气轮机燃烧器的前级上作为助燃剂。 构成:燃烧器配备有普通的贵金属轴承蜂窝催化剂7,蜂窝催化剂8,其设置在催化剂7的前段侧,其主要成分为贵金属负载的亚铬酸镧,二次燃料喷嘴10 和主燃料喷嘴11,催化剂8通过发火发热。 从喷嘴11喷出的燃料12与燃烧空气3混合,然后通过催化剂8.此时,无论燃料12和燃烧空气3的混合物的温度低,都会发生催化燃烧。 一旦催化燃烧发生,催化剂8的温度就由电力和燃烧热量保持。 一次燃料12的总量或一部分在催化剂8上燃烧,从而将二次燃料13和助燃空气3加热至催化剂7开始催化燃烧所需的高温。燃料的加热混合物 13和空气3在催化剂7上被催化燃烧,导致建立低NO x和高效燃烧。
    • 10. 发明专利
    • Oxidizing catalyst
    • 氧化催化剂
    • JPS59169535A
    • 1984-09-25
    • JP4309383
    • 1983-03-17
    • Toshiba Corp
    • HAYATA TERUNOBUFURUYA TOMIAKIYAMANAKA CHIKAUHIZUKA JIYUNJI
    • B01D53/94B01J23/56B01J23/58B01J23/63B01J35/10B01J37/00B01J37/34
    • PURPOSE:To provide a catalyst for purifying noxious gas having high activity, long life and high vibration resistance, obtained by a method wherein a metal carrier of which the pore size and void ratio are specified is coated with a gamma-alumina layer containing Ce, La and Sr and the coated carrier is allowed to support a noble metal. CONSTITUTION:An Fe-alloy such as a stainless steel plate is assembled into a honeycomb structure and pitting with a pore size of 100-1,000mum is formed by electrolytic action to fabricate a carrier having a void ratio of 80% or more. A gamma-alumina coating layer 2 containing about 5-30wt% of one or more of Ce, La and Sr is formed on this carrier. About 0.01-10% on the basis of the total amount of a catalyst of one or more of a noble metal such as Pt or Pd is supported by this coating layer 2 to form an oxidizing catalyst. Because this oxidizing catalyst is excellent in heat resistance and vibration resistance, it can be efficiently utilized in purifying exhaust gas.
    • 目的:提供一种用于净化具有高活性,长寿命和高抗震性的有害气体的催化剂,其通过其中规定孔径和空隙率的金属载体涂覆含有Ce的γ-氧化铝层, 使La和Sr和涂覆载体支持贵金属。 构成:将诸如不锈钢板的Fe合金组装成蜂窝结构体,通过电解作用形成孔径为100-1,000μm的点蚀,以制造空隙率为80%以上的载体。 在该载体上形成含有约5-30重量%的一种或多种Ce,La和Sr的γ-氧化铝涂层2。 基于Pt或Pd中的一种或多种贵金属的催化剂的总量,约0.01-10%被该涂层2负载以形成氧化催化剂。 由于该氧化催化剂的耐热性和耐振性优异,因此能够有效地利用排气净化。