玉米蛋白粉工艺流程

玉米蛋白粉 工艺 钢结构制作工艺流程车尿素生产工艺流程自动玻璃钢生产工艺2工艺纪律检查制度q345焊接工艺规程 流程 玉米蛋白粉工艺技术规程 1 目的和适用范围 为使蛋白粉的生产工艺处于受控状态，保证产品质量，特制定本规程。 本规程适用于本公司蛋白粉生产的全过程控制。 2 职责 2.1 淀粉车间负责蛋白粉的生产全过程的控制与管理。 3 管理内容和方法 3.1 蛋白粉工艺流程(见二楼) 3.2工艺规程 3.2.1玉米称重操作要求 a)将装满玉米的车辆在电子地上衡上准确称重，准确度为?5kg。 b)玉米卸于投料口后，然后车辆及包装物再回电子衡上称重，准确度为?5kg。 c)每一灌料根据检验结果作一次准确的计量。 3.2.2玉米清杂 3.2.2.1工艺条件及要求:玉米投料量(28~35)吨/小时 3.2.2.2操作要求 a)将称重的玉米倒入玉米投料口中; b)由提升机将玉米提升到清杂设备的上部;经永磁筒吸附住玉米中夹带的铁质后进入出清圆筛; c)进入出清圆筛的玉米通过筛筒的转动，连续筛选分离除去大杂质(如玉米皮、玉米蕊)细杂(如尘土、细砂); d) 出清圆筛尾部风机与上风机，抽出玉米表面附着的灰尘、玉米绒等杂质。 e) 干净的玉米流至去石槽中，经水清洗后，由泵打入泡料罐中。 3.2.3 浸泡工序 3.2.3.1 玉米浸泡的工艺条件 a)条件要求 浸泡温度 (49,53)? 亚硫酸水的浓度 (0.16,0.18)% 浸泡最佳时间 (42,48)h 浸泡好的珏米应至? 含水量 (40,45)%(湿基) ? 浸泡后玉米用两手指可以挤裂。 b)条件的变更:因停水、停电、自然灾害等意外情况而导致浸泡玉米超出最佳的浸泡时间范main construction machines configured list of main construction equipment number equipment name model units number remark, lifting and transportation equipment 1 car SCC6000 3 2 1 rental car SCC2600 1 rental car QY50C 2 4 car QY25C 4-owned 5-owned truck crane QY12C 3 6 TC6024 tower crane-owned 2-7 TC5513 3 tower cranes-lease 8 upgrade SMZ20 3 owned 9 flatbed trailer 10 truck 25t 50T 2 rental 5-owned 11 tools 1.5T set SY5250GJB3A 2-owned 12 concrete pump truck set 5 lease 13 SY5310THB40R 14 2 rental of concrete pump truck forklift truck 5T 1-owned 25t 2 owned 16 15 electric winch hoists 10T 3 owned 17 manual hoists 10T 40 owned 18 manual hoists 5T 10 owned 19 manual Hu Lu 2T 3T 10 owned 20 manual hyacinth 10 owned 21 hydraulic jack 20T 15 owned 22 hydraulic jack 10T 10-owned three-, welding and lathe equipment and pipeline installation machinery 1 C620 3 2 radial drilling machine-owned Z50 4 3-owned semi-automatic cutting machine GZ-100A 15-owned 4 wheel cutter φ 400 20 5 plasma cutting machine 25-owned owned φ 150 100-owned 6 angle grinder 7 angle grinder diameter 100 180 owned 8 internal grinding machine 75 owned 9 electric test pump SY600 4-owned 2U-6/8 10 portable air compressor 2-owned 1/2 ″ ~4 ″ 11 tube Bender 5-owned 12 electric pipe threader 5 out of ... A comprehensive system of education for construction through technology to give the low-down, deeper knowledge of engineering construction personnel, enhance the quality of construction, security, and civil construction. (2) machine check: needed for construction machinery inventory verification, see construction equipment, machinery is intact, a variety of motor are working properly, is safe and reliable. Detection tools are complete and in good condition, discovered the problem in time to replace or repair. (3) all pipes, pipe fittings, valves, welding material must have the materials quality certificate, its content and form must 围，需延长浸泡时间，或新陈玉米更换需缩短或增加浸泡时间，由淀粉车间填写“工艺条件临时变更审批单”，报研发中心批准。 3.2.3.2 玉米浸泡的方法 a)玉米浸泡采用逆流扩散法，它是将多组浸泡罐用泵和管路系统连接起来，在玉米浸泡即将结束时打入最后一个浸泡罐，循环之后，用自吸泵将浸泡水打入次长浸泡过的玉米浸泡罐。这样将浸泡水逆着新进的玉米的方向依次以一个罐打至另一个罐。 b)玉米装罐结束后，用老酸浸泡，时间为(9,10)小时。、 3.2.4 玉米破碎、胚芽分离与洗涤 3.2.4.1 破碎的工艺条件 玉米破碎时的控制指标 指标 第一次破碎 第二次破碎 玉米稀浆浓度(Be’) 5.0~8.5 8.0~13.0 完整玉米籽粒数 不允许出现 3.2.4.2 胚芽分离的工艺条件 指标 胚芽分离过程 进料浓度(Be’) 8.0~13.0 物料的温度(?) 36~42(如果自然温度升高，物料必然有所提高) 3.2.4.3 胚芽洗涤工艺条件 洗涤用水的温度(?) 32~36 3.2.4.4 玉米破碎、胚芽分离与洗涤操作 a)经脱胚磨开机前必须检查动、定齿盘的间距，以防凸齿相撞造成机器损坏，经检查机械正常即可开机进水、进料。为达到理想的破碎效果，以利于后续胚芽的分离，应使出机物料浓度在(6.0~8.5)Be’。 b)破碎的物料从收集器用离心泵送到胚芽旋流器，进行第一次胚芽分离，在分离中尽可能地分离出胚芽。达到这一目的的方法是保持进入旋流器的淀粉悬浮液浓度为(6.0~8.5)Be’。 从头道旋流器得到的物料通过曲筛滤去粉浆。清理过的胚芽还带有部分淀粉乳，要在重力筛子上进行筛分和洗涤三次。经过筛分和洗涤后的胚芽进入榨水机。 3.2.5 浆料的针磨 main construction machines configured list of main construction equipment number equipment name model units number remark, lifting and transportation equipment 1 car SCC6000 3 2 1 rental car SCC2600 1 rental car QY50C 2 4 car QY25C 4-owned 5-owned truck crane QY12C 3 6 TC6024 tower crane-owned 2-7 TC5513 3 tower cranes-lease 8 upgrade SMZ20 3 owned 9 flatbed trailer 10 truck 25t 50T 2 rental 5-owned 11 tools 1.5T set SY5250GJB3A 2-owned 12 concrete pump truck set 5 lease 13 SY5310THB40R 14 2 rental of concrete pump truck forklift truck 5T 1-owned 25t 2 owned 16 15 electric winch hoists 10T 3 owned 17 manual hoists 10T 40 owned 18 manual hoists 5T 10 owned 19 manual Hu Lu 2T 3T 10 owned 20 manual hyacinth 10 owned 21 hydraulic jack 20T 15 owned 22 hydraulic jack 10T 10-owned three-, welding and lathe equipment and pipeline installation machinery 1 C620 3 2 radial drilling machine-owned Z50 4 3-owned semi-automatic cutting machine GZ-100A 15-owned 4 wheel cutter φ 400 20 5 plasma cutting machine 25-owned owned φ 150 100-owned 6 angle grinder 7 angle grinder diameter 100 180 owned 8 internal grinding machine 75 owned 9 electric test pump SY600 4-owned 2U-6/8 10 portable air compressor 2-owned 1/2 ″ ~4 ″ 11 tube Bender 5-owned 12 electric pipe threader 5 out of ... A comprehensive system of education for construction through technology to give the low-down, deeper knowledge of engineering construction personnel, enhance the quality of construction, security, and civil construction. (2) machine check: needed for construction machinery inventory verification, see construction equipment, machinery is intact, a variety of motor are working properly, is safe and reliable. Detection tools are complete and in good condition, discovered the problem in time to replace or repair. (3) all pipes, pipe fittings, valves, welding material must have the materials quality certificate, its content and form must 3.2.5.1 针磨的工艺条件 a)进入针磨的浆料浓度(Be’) 7~9 b)浆料温度(?) 35~42 3.2.5.2 针磨的操作规程 a)工艺条件:油压(0.15~0.25)Mpa 电机电流 (75~85)A b)开车程序 ? 确认主机无异常情况后，开动油泵运行半小时后方可开动主机。 ? 打开冲洗水，对机器动盘冲洗(1~2)分钟。 ? 调节进入针磨的进料量，让物料均匀加入。 c) 停车程序 ? 接到上道岗位停车通知后，停止进料，打开冲洗水开关，对机器动盘冲洗(2~3)分钟。 确认主机无异常情况后，方可停止主机。 ? 停止主机，待电动机完全停止后，方可停止油泵。 3.2.6 纤维分离工段 3.2.6.1 纤维分离的工艺要求 进料浓度(Be’) 5~8 筛后淀粉乳的温度(?) 33~38 3.2.6.2 纤维分离的操作规程 a) 将逆流洗涤槽清洗干净，末级洗涤槽加满清水; b) 检查筛面的质量及设备的运行情况; c)从第一级开始逐级启动洗涤泵; d)浆料从针磨工序打入压力曲筛一级筛; e)第一、二级筛分后筛下物送入到原浆罐中，等待分离加工; f)经过洗净的纤维送至下道工序; 3.2.7 淀粉的分离与淀粉的洗涤工段 3.2.7.1 麸质分离、淀粉洗涤的工艺要求 分离机工艺要求 一级分离机进浆浓度(Be’) 4~8 main construction machines configured list of main construction equipment number equipment name model units number remark, lifting and transportation equipment 1 car SCC6000 3 2 1 rental car SCC2600 1 rental car QY50C 2 4 car QY25C 4-owned 5-owned truck crane QY12C 3 6 TC6024 tower crane-owned 2-7 TC5513 3 tower cranes-lease 8 upgrade SMZ20 3 owned 9 flatbed trailer 10 truck 25t 50T 2 rental 5-owned 11 tools 1.5T set SY5250GJB3A 2-owned 12 concrete pump truck set 5 lease 13 SY5310THB40R 14 2 rental of concrete pump truck forklift truck 5T 1-owned 25t 2 owned 16 15 electric winch hoists 10T 3 owned 17 manual hoists 10T 40 owned 18 manual hoists 5T 10 owned 19 manual Hu Lu 2T 3T 10 owned 20 manual hyacinth 10 owned 21 hydraulic jack 20T 15 owned 22 hydraulic jack 10T 10-owned three-, welding and lathe equipment and pipeline installation machinery 1 C620 3 2 radial drilling machine-owned Z50 4 3-owned semi-automatic cutting machine GZ-100A 15-owned 4 wheel cutter φ 400 20 5 plasma cutting machine 25-owned owned φ 150 100-owned 6 angle grinder 7 angle grinder diameter 100 180 owned 8 internal grinding machine 75 owned 9 electric test pump SY600 4-owned 2U-6/8 10 portable air compressor 2-owned 1/2 ″ ~4 ″ 11 tube Bender 5-owned 12 electric pipe threader 5 out of ... A comprehensive system of education for construction through technology to give the low-down, deeper knowledge of engineering construction personnel, enhance the quality of construction, security, and civil construction. (2) machine check: needed for construction machinery inventory verification, see construction equipment, machinery is intact, a variety of motor are working properly, is safe and reliable. Detection tools are complete and in good condition, discovered the problem in time to replace or repair. (3) all pipes, pipe fittings, valves, welding material must have the materials quality certificate, its content and form must 洗涤水温度(?) 35~38 采用旋流器精制时的控制指标 一级旋流进浆浓度(Be’) 13.5~15.5 一级旋流轻液浓度(Be’) 1~4 一级旋流溢流温度(?) 35~41 十二旋精浆浓度(Be’) 20~22.5 3.2.7.2 分离机的操作要求 a)开机前的检查 ?转鼓内必须清洁无异物，并按规定装配; ?用于紧固机器各零件的紧固件必须拧紧，各要件间不得有松动; ?外接管道必须密封可靠，无泄漏; ?电机接线正确，电机转动方向必须符合电机转动方向箭头标记; ?齿轮箱内润滑油应符合规定要求。 b) 开机操作 ?将清洗水泵操作杆转至最右位置; ?送入清洗水，直至水从重相液管流出; ?启动电机; ?调节清洗水阀门，增大清洗水供应量，直至在轻相液输出管道视境内有清洗水流过; ?当转鼓转速达到工作转速后，送入原液，调节清洗水量至工艺需要的量。 c) 关机操作 ?关闭原液进口，同时增大清洗水量，使清洗水从轻相液出口流出; ?切断机器电源，至机器全停后，关闭清洗水; ?拆卸、清洗机器。 3.2.8 浓缩机工艺条件及要求 a)关键控制浓缩机进出口的大小，通过控制进出口阀门，一方面提高了分离效果，又能增加重相的浓度。 b) 时刻控制好物料平衡。 3.2.9 板框压滤 main construction machines configured list of main construction equipment number equipment name model units number remark, lifting and transportation equipment 1 car SCC6000 3 2 1 rental car SCC2600 1 rental car QY50C 2 4 car QY25C 4-owned 5-owned truck crane QY12C 3 6 TC6024 tower crane-owned 2-7 TC5513 3 tower cranes-lease 8 upgrade SMZ20 3 owned 9 flatbed trailer 10 truck 25t 50T 2 rental 5-owned 11 tools 1.5T set SY5250GJB3A 2-owned 12 concrete pump truck set 5 lease 13 SY5310THB40R 14 2 rental of concrete pump truck forklift truck 5T 1-owned 25t 2 owned 16 15 electric winch hoists 10T 3 owned 17 manual hoists 10T 40 owned 18 manual hoists 5T 10 owned 19 manual Hu Lu 2T 3T 10 owned 20 manual hyacinth 10 owned 21 hydraulic jack 20T 15 owned 22 hydraulic jack 10T 10-owned three-, welding and lathe equipment and pipeline installation machinery 1 C620 3 2 radial drilling machine-owned Z50 4 3-owned semi-automatic cutting machine GZ-100A 15-owned 4 wheel cutter φ 400 20 5 plasma cutting machine 25-owned owned φ 150 100-owned 6 angle grinder 7 angle grinder diameter 100 180 owned 8 internal grinding machine 75 owned 9 electric test pump SY600 4-owned 2U-6/8 10 portable air compressor 2-owned 1/2 ″ ~4 ″ 11 tube Bender 5-owned 12 electric pipe threader 5 out of ... A comprehensive system of education for construction through technology to give the low-down, deeper knowledge of engineering construction personnel, enhance the quality of construction, security, and civil construction. (2) machine check: needed for construction machinery inventory verification, see construction equipment, machinery is intact, a variety of motor are working properly, is safe and reliable. Detection tools are complete and in good condition, discovered the problem in time to replace or repair. (3) all pipes, pipe fittings, valves, welding material must have the materials quality certificate, its content and form must 3.2.9.1 工艺条件 a)进料压力(0.40-0.45)Mpa;b)板框压紧压力(18-20)Mpa。 3.2.9.2 操作要求 a)要根据浆液浓度，合理控制压滤时间，使下面废水基本不流后，再卸板。 b)卸板后滤布要重新冲洗干净，以免影响其过滤作用。 c)上滤布时应检查板与框的进出水道应对齐。 d)在压紧板框达到规定压力后，进浆阀应逐渐开启，检查所有水嘴出水正常后，再全部打开。 3.2.10 蛋白粉的干燥 蛋白粉的烘干首先经过气流扬升机的扬升，使滤饼得到初步破碎、烘干，去掉一部分水份后，再进入管束干燥机。 3.2.10.1 工艺条件及要求 a)出机水份 ?10% b)炒板的轴向倾角应较小，为使物料在机内停留时间长一些。 c)开始时进料要缓慢，并检查各运转部件是否正常。需15~30分钟才能注满料，达到烘干效果。 3.2.10.2 操作要求 a) 启动机器前应先缓慢向转管束内送汽，使管束预热并逐步加压，将管束内冷凝水排出后方可启动机器。 b) 在机器转动正常后，逐步增压至0.3~0.6 Mpa. c) 开始进料要缓慢，并检查各运转部件是否正常，需要(15~30)分钟才能注满，因此开始不能排料，要回料，以达到烘干效果。 3.2.11 粉碎工段 干燥至合乎质量要求的蛋白粉，由扬料风机吸入破碎机，经粉碎后，进行计量、包装、检验后，由仓储科安排入库。 3.2.12 蛋白粉异常情况分析和处理方法 异常现象 原因分析 处理方法 油泵损坏或溢流不畅应检查油泵及溢流阀是否损坏，如板框油泵压力不足 液压油玷污或过稀 损坏应及时更换液压油 进干燥物料过多 控制进机物料量，检查减速机及电 减速机有异常情况 机是否损坏，如损坏应及时更换加干燥机超电流 电机轴或轴承损坏 固 main construction machines configured list of main construction equipment number equipment name model units number remark, lifting and transportation equipment 1 car SCC6000 3 2 1 rental car SCC2600 1 rental car QY50C 2 4 car QY25C 4-owned 5-owned truck crane QY12C 3 6 TC6024 tower crane-owned 2-7 TC5513 3 tower cranes-lease 8 upgrade SMZ20 3 owned 9 flatbed trailer 10 truck 25t 50T 2 rental 5-owned 11 tools 1.5T set SY5250GJB3A 2-owned 12 concrete pump truck set 5 lease 13 SY5310THB40R 14 2 rental of concrete pump truck forklift truck 5T 1-owned 25t 2 owned 16 15 electric winch hoists 10T 3 owned 17 manual hoists 10T 40 owned 18 manual hoists 5T 10 owned 19 manual Hu Lu 2T 3T 10 owned 20 manual hyacinth 10 owned 21 hydraulic jack 20T 15 owned 22 hydraulic jack 10T 10-owned three-, welding and lathe equipment and pipeline installation machinery 1 C620 3 2 radial drilling machine-owned Z50 4 3-owned semi-automatic cutting machine GZ-100A 15-owned 4 wheel cutter φ 400 20 5 plasma cutting machine 25-owned owned φ 150 100-owned 6 angle grinder 7 angle grinder diameter 100 180 owned 8 internal grinding machine 75 owned 9 electric test pump SY600 4-owned 2U-6/8 10 portable air compressor 2-owned 1/2 ″ ~4 ″ 11 tube Bender 5-owned 12 electric pipe threader 5 out of ... A comprehensive system of education for construction through technology to give the low-down, deeper knowledge of engineering construction personnel, enhance the quality of construction, security, and civil construction. (2) machine check: needed for construction machinery inventory verification, see construction equipment, machinery is intact, a variety of motor are working properly, is safe and reliable. Detection tools are complete and in good condition, discovered the problem in time to replace or repair. (3) all pipes, pipe fittings, valves, welding material must have the materials quality certificate, its content and form must 干燥机大梁脱落 进浆时间短 进板框物料浓度低 物料酸度偏高 调节进浆时间，增大物料浓度，调 滤布洗刷不干净 整泡料酸度，将滤布冲洗干净 蛋白粉板块不干 进浆物料蛋白浆与细 渣纤维比例失调 进机物料速度过快 重新烘干 疏水阀回水不畅 调整物料进机速度 蛋白粉烘干出机水干燥机漏汽 停车检查疏水阀、干燥机 份超标 进机物料水份过高 控制物料进机水份 拆袋重新包装 操作不当 严格操作管理 封口不严 封口机不正常 校正和检修封口机 玉米蛋白粉生产工艺.jpg (178.83 KB) main construction machines configured list of main construction equipment number equipment name model units number remark, lifting and transportation equipment 1 car SCC6000 3 2 1 rental car SCC2600 1 rental car QY50C 2 4 car QY25C 4-owned 5-owned truck crane QY12C 3 6 TC6024 tower crane-owned 2-7 TC5513 3 tower cranes-lease 8 upgrade SMZ20 3 owned 9 flatbed trailer 10 truck 25t 50T 2 rental 5-owned 11 tools 1.5T set SY5250GJB3A 2-owned 12 concrete pump truck set 5 lease 13 SY5310THB40R 14 2 rental of concrete pump truck forklift truck 5T 1-owned 25t 2 owned 16 15 electric winch hoists 10T 3 owned 17 manual hoists 10T 40 owned 18 manual hoists 5T 10 owned 19 manual Hu Lu 2T 3T 10 owned 20 manual hyacinth 10 owned 21 hydraulic jack 20T 15 owned 22 hydraulic jack 10T 10-owned three-, welding and lathe equipment and pipeline installation machinery 1 C620 3 2 radial drilling machine-owned Z50 4 3-owned semi-automatic cutting machine GZ-100A 15-owned 4 wheel cutter φ 400 20 5 plasma cutting machine 25-owned owned φ 150 100-owned 6 angle grinder 7 angle grinder diameter 100 180 owned 8 internal grinding machine 75 owned 9 electric test pump SY600 4-owned 2U-6/8 10 portable air compressor 2-owned 1/2 ″ ~4 ″ 11 tube Bender 5-owned 12 electric pipe threader 5 out of ... A comprehensive system of education for construction through technology to give the low-down, deeper knowledge of engineering construction personnel, enhance the quality of construction, security, and civil construction. (2) machine check: needed for construction machinery inventory verification, see construction equipment, machinery is intact, a variety of motor are working properly, is safe and reliable. Detection tools are complete and in good condition, discovered the problem in time to replace or repair. (3) all pipes, pipe fittings, valves, welding material must have the materials quality certificate, its content and form must main construction machines configured list of main construction equipment number equipment name model units number remark, lifting and transportation equipment 1 car SCC6000 3 2 1 rental car SCC2600 1 rental car QY50C 2 4 car QY25C 4-owned 5-owned truck crane QY12C 3 6 TC6024 tower crane-owned 2-7 TC5513 3 tower cranes-lease 8 upgrade SMZ20 3 owned 9 flatbed trailer 10 truck 25t 50T 2 rental 5-owned 11 tools 1.5T set SY5250GJB3A 2-owned 12 concrete pump truck set 5 lease 13 SY5310THB40R 14 2 rental of concrete pump truck forklift truck 5T 1-owned 25t 2 owned 16 15 electric winch hoists 10T 3 owned 17 manual hoists 10T 40 owned 18 manual hoists 5T 10 owned 19 manual Hu Lu 2T 3T 10 owned 20 manual hyacinth 10 owned 21 hydraulic jack 20T 15 owned 22 hydraulic jack 10T 10-owned three-, welding and lathe equipment and pipeline installation machinery 1 C620 3 2 radial drilling machine-owned Z50 4 3-owned semi-automatic cutting machine GZ-100A 15-owned 4 wheel cutter φ 400 20 5 plasma cutting machine 25-owned owned φ 150 100-owned 6 angle grinder 7 angle grinder diameter 100 180 owned 8 internal grinding machine 75 owned 9 electric test pump SY600 4-owned 2U-6/8 10 portable air compressor 2-owned 1/2 ″ ~4 ″ 11 tube Bender 5-owned 12 electric pipe threader 5 out of ... A comprehensive system of education for construction through technology to give the low-down, deeper knowledge of engineering construction personnel, enhance the quality of construction, security, and civil construction. (2) machine check: needed for construction machinery inventory verification, see construction equipment, machinery is intact, a variety of motor are working properly, is safe and reliable. Detection tools are complete and in good condition, discovered the problem in time to replace or repair. (3) all pipes, pipe fittings, valves, welding material must have the materials quality certificate, its content and form must