Cement manufacturing apparatus
    4.
    发明专利
    Cement manufacturing apparatus 有权
    水泥制造设备

    公开(公告)号:JP2013189349A

    公开(公告)日:2013-09-26

    申请号:JP2012057517

    申请日:2012-03-14

    IPC分类号: C04B7/44 F27D13/00 F27D17/00

    摘要: PROBLEM TO BE SOLVED: To provide a cement manufacturing apparatus capable of carrying out the operation in which; a raw material is fed evenly to each cyclone upward of a conduit; preheat is made evenly to enhance heat exchange efficiency; the pressure loss is low; and the energy consumption is small.SOLUTION: In a cement manufacturing apparatus, a conduit 21 to upwardly circulate and distribute an exhaust gas led out from a lower-stage cyclone 13B and guide the gas to each upper-stage cyclone 13A is provided between the plurality of upper-stage cyclones 13A and the lower-stage cyclone 13B arranged downward of the upper-stage cyclones; raw material feed pipes 22 to feed a cement raw material are provided in the same number as the number of distribution outlets 21a to the upper-stage cyclones 13A on the downward position of a distribution section 23 to the plurality of upper-stage cyclones 13A in the conduit 21; and connection ports 22a of the respective raw material feed pipes 22 to the conduit 21 are arranged one by one at positions corresponding to individual flows of swirling flow of the exhaust gas flowing into the distribution outlets 21a.

    摘要翻译: 要解决的问题:提供一种能够进行以下操作的水泥制造装置: 将原料均匀地供给到管道向上的每个旋风分离器; 预热均匀,提高热交换效率; 压力损失低; 并且能量消耗小。解决方案:在水泥制造装置中,向下循环并分配从下级旋风分离器13B引出的排气并将气体引导到每个上级旋风分离器13A的导管21设置在 多个上级旋风分离器13A和下级旋风分离器13B布置在上级旋风分离器的下方; 与供给水泥原料的原料供给管22相同,分配部分23的向下位置的上级旋风分离器13A的分配出口21a的数量与多个上级旋风分离器13A的数量相同 导管21; 并且将各原料供给管22的连接口22a一并一一地排列在与流入分配口​​21a的排气的各个回旋流相对应的位置处。

    塩素バイパスダスト及び排ガスの処理方法
    5.
    发明专利
    塩素バイパスダスト及び排ガスの処理方法 有权
    氯化物旁路除尘和排气的处理方法

    公开(公告)号:JP2016188167A

    公开(公告)日:2016-11-04

    申请号:JP2016078557

    申请日:2016-04-11

    摘要: 【課題】薬剤費及びクリンカ中の重金属濃度の増加を防止し、セメントの品質の安定性を確保しながら塩素バイパスダストを処理するとともに、セメントキルン等でのコーチングトラブルを回避し、プレヒータ等での熱損失を防止し、クリンカ生産量の低下を招くことなく塩素バイパス排ガスを処理する。 【解決手段】セメントキルン2の窯尻から最下段サイクロンに至るまでのキルン排ガス流路より燃焼ガスの一部Gを冷却しながら抽気し、抽気ガスG1から塩素バイパスダストD4を回収する塩素バイパス設備において、回収した塩素バイパスダストD4からK + 濃度及びCl - 濃度が各々6質量%以下のスラリーを生成させ、塩素バイパス設備の排ガスG4をスラリーに接触させる塩素バイパスダスト及び排ガスの処理方法。スラリーのSO 4 2- 濃度を10000mg/L以下とする。 【選択図】図1

    摘要翻译: 要解决的问题:为了处理氯旁路粉尘,同时抑制熟料成本增加和重金属浓度的提高,确保水泥质量的稳定性,以及处理氯旁路废气,避免水泥窑或 通过预热器等来抑制热损失,并且不降低熟料产生量。解决方案:通过从窑炉的窑尾废气通道中提取一部分燃烧气体G,提供氯旁路灰尘和废气的处理方法 将水泥窑2的尾部冷却至产生具有K浓度和浓度分别为6质量%或更低的氯化物旁路粉尘D4的氯离子灰分D4的浆料,用于从提取的气体中回收氯旁路粉尘D4 G1并使氯旁路设备的废气G4与浆料接触。 浆料的浓度为10000 mg / L以下。选择图:图1

    塩素バイパスダスト及び排ガスの処理方法及び処理装置

    公开(公告)号:JPWO2012020691A1

    公开(公告)日:2013-10-28

    申请号:JP2012528655

    申请日:2011-08-04

    摘要: 【課題】薬剤費及びクリンカ中の重金属濃度の増加を防止し、セメント品質の安定性を確保しつつ塩素バイパスダストを処理するとともに、セメントキルン等でのコーチングトラブルを回避し、プレヒータ等での熱損失を防止し、クリンカ生産量の低下を招かずに塩素バイパス排ガスを処理する。【解決手段】セメントキルン2の窯尻から最下段サイクロンに至るまでのキルン排ガス流路より燃焼ガスの一部Gを冷却しながら抽気し、該抽気ガスから塩素バイパスダストD6を回収する塩素バイパス設備1において、回収された塩素バイパスダストをスラリー化し、該塩素バイパス設備の排ガスG4と接触させる。塩素バイパスダストを分級した後スラリー化し、塩素バイパス設備の排ガスと接触させてもよく、抽気ガスから塩素バイパスダストを回収する前に分級した粗粉D1をさらに分級し、塩素バイパスダストとともにスラリー化し、塩素バイパス設備の排ガスと接触させてもよい。【選択図】図1

    Chlorine bypass apparatus
    7.
    发明专利
    Chlorine bypass apparatus 有权
    CHPORINE BYPASS APPARATUS

    公开(公告)号:JP2013147401A

    公开(公告)日:2013-08-01

    申请号:JP2012010737

    申请日:2012-01-23

    摘要: PROBLEM TO BE SOLVED: To provide a chlorine bypass apparatus which can highly efficiently mix cooling air with an extracted exhaust gas to cool it rapidly, thereby capable of generating fine chloride dust to increase recovering efficiency.SOLUTION: A cooling pipe 21 for allowing cooling air to flow into an extraction pipe 20 for extracting a part of exhaust gas from an exhaust gas pipe is formed by a circular revolution part 22 having a cylindrical inner pipe 24 surrounding the outer wall of the extraction pipe through a gap and an outer pipe 25, and an introduction part 23 defined by a diameter reduction pipe 28 in which one end part is joined to the outer pipe of the revolution part 22 and the other end part having a smaller diameter than the one end part is joined to the outer wall of the extraction pipe 20. A cooling air duct 27 from a blower is connected to the revolution part 22 so as to introduce the cooling air in the circumferential direction of the revolution part 22, and an inlet 29 for allowing the cooling air in the introduction part 23 to flow into the extraction pipe 20 is formed in the outer wall of the extraction pipe over the whole circumference.

    摘要翻译: 要解决的问题:提供一种能够高效地混合冷却空气和提取废气的氯旁路装置,以快速冷却,从而能够产生细小的氯化物粉尘以提高回收效率。解决方案:一种用于允许冷却空气的冷却管21 通过具有通过间隙围绕抽吸管的外壁的圆筒形内管24的圆形回转部22和外管25形成用于从排气管抽出一部分排气的抽取管20, 以及由直径减小管28限定的引导部23,其中一个端部与旋转部22的外管接合,另一个端部的直径比该一个端部小的直径接合到 抽风管20.来自鼓风机的冷却风道27与旋转部22连接,以便在旋转部22的圆周方向上引入冷却空气, 在整个圆周上在抽出管的外壁上形成用于使导入部23中的冷却空气流入抽出管20的入口29。

    Powder lime firing method and apparatus

    公开(公告)号:JP2013512176A

    公开(公告)日:2013-04-11

    申请号:JP2012541303

    申请日:2010-10-13

    IPC分类号: C04B2/10 C04B2/12

    摘要: A powder lime calcining process comprises: transporting fine granules of limestones having a water content less than 4%, and a granule size less than 15mm, from a raw material storing bin to a small material bin, transporting the materials from the small material bin into an airflow pipe by a belt conveyer, heating and drying the materials, sieving the materials by a sieving device, wherein granules having a granule size more than 3mm are transported into a breaking machine for breaking, granules having a granule size less than 3mm are transported into a cyclone cylinder deduster and a clothbag deduster in turn by airflow pipes, the fine powders of limestones after dedusted are transported into an intermediate bin; the materials within the intermediate bin are transported to four preheating cyclone cylinders by a pneumatic lift pump and airflow pipes, and are preheated and separated; the materials after separated are transported into three cooling cyclone cylinders for cooling and separating the materials, finally transported into a finished product bin by a finished product transporting system. The powder lime calcining system according to the present disclosure makes that: the powder lime calcining equipment has a reasonable matching, fine powder materials having a high concentration can be captured effectively, and the returning materials from the cyclone cylinder can be reasonably utilized.