1、俨, ICS 73. 120 J77 11: -、乱词GBjT 4774 2004 代替GB/T4774-1984 l吾Terminology of separating machine 2004-06-09发布2004-12-01实施/号一飞、二险、中华人民共和国国家质量监督检验检班总局中国国家标准化管理委员会发布GB/T 4774 -2004 目次前言.,. . . . . . . . . . . . . . m I 范囡.2 专业基础术语. 3 离心机. .,. . . . . . . . . 4 3. 1 离心机分类. . . . . . . . . . 4 3.2 工作过程和性能参数
2、. . . . . . . . . . . . . 7 3.3 离心机结构93.4 离心机主要零部件. . . . . . . .11 4 过滤机. . . . . . .,. . ., . . . . 14 4. 1 过滤机分类. . . . . . . . . . ., . . . 14 4.2 过滤过程和性能参数. . . . . . . . . . . . . . . . . . . 19 4.3 过滤机结构. ,. . . . . . . . . . . . . . . . 22 4.4 过滤机主要零部件. . . . . . . . 24 5 过滤介质. . . . . . . .
3、 27 5. 1 过滤介质种类. . . . . 27 5.2 性能参数. . . . 30 6 膜分离. . . . 31 6. 1 膜分离分类. . . . . . . 31 6.2 性能参数. . . . . 32 6.3 膜元件. . . 33 7 旋流器. . . . 34 7.1 旋流器结构. . . . 34 7.2 操作参数及性能参数. . . 35 参考文献. . 37 中文索引. .,. 38 英文索引. . . . . . 44 I 前本标准代替GB/T4774-1984a of sedimentation 与重力沉降槽的沉降面积相当的沉降离心机的沉降面积.古是沉降离心机
4、分离性能的军要特征,又称为理论生产能力指数。3.2.3 离心过滤centrifugal filtration 以惯性离心力为过滤推动力的过滤过程,在惯性离心力作用下,使滤液穿过滤饼与过滤介质,实现GB/T 4774 -2004 回液分离。3.2.4 商心脱水centrifugal dewatering 在惯性离心力的作用下将滤饼中的水分除去的过程,3.2.5 澄清液含回11:solid content of clarified ernuent 单位体积澄清液所含固体的质量。3.2.6 容渣空间solid-holding space 转鼓内允许容纳(保留)沉渣的空间。3.2.7 离心分离时间ce
5、ntrifuging time. time for centrifuging 物料进行离心分离所需的时间.3.2.8 冲洗滤网时间scr配nrinsing time 为使滤网再生而需要冲洗滤网的时间。3.2.9 操作水。peratingwater 环阀排渣碟式分离机中用于控制排泣的压力水。3.2. 10 输料螺旋超前leading scroll 螺旋饲料离心机中输料螺旋的绝对转速大于转鼓的转速.3. 2. 11 辅料螺旋捕后lagging scroll 螺旋卸料离心机中输料螺旋的绝对转速小于转鼓的转速。3.2.12 重液一轻液界面半径radius of heavy liquid-light l
6、iquid interface 又称中性层半径,两相密度不同的液体进行离心分离时,转鼓内重液和轻液分界面的半径。3. 2. 13 差转速differential speed 螺旋卸料离心机输料螺旋转速与转鼓转速之差。3.2.14 转鼓圆周速度circumferential speed of basket/bowl 转鼓大端内壁的旋转线速度.3.2. 15 方位角angle of tumble of the bowl 进动离心机转鼓白转轴线与公转轴线间的夹角.3. 2. 16 l陷界转速critical rotation speed 使回转轴系产生横向共振的转速。3. 2. 17 8 转鼓有效容
7、积effective capacity of basket/bowl 转鼓内可以容纳物料的有效空间体积。3.2. 18 最大允许装料量maximum charge 装入转鼓的物料的段大允许质量.3.2. 19 转鼓璧开孔率percentage of open area 过!Jt式转鼓的滤孔总面积占转鼓鼓壁面积的百分比。3.2.20 转鼓半锥角angle of slope of basket/bowl 锥形转鼓母线与轴线间的夹角.3.2.21 碟片半锥角half the included angle of disc 碟片母线与轴线间的夹角.3.2.22 喷脐孔径opening diameter
8、of nozzle 碟式分离机排淡喷嘴的喷孔直径。3.2.23 转鼓长径比leogth-tpring hermetic centrifuge . . . . high gradienl magnelic fillratinn . high gradienl magnetic separalor (lIGMS) . . . . . high solid Iype cenlrifuge . . high-speed cenlriCuge . . . . 3. 1.5 I10lland woven filler c10lh . . . 5. 1. 4. 7 6. 1. 15 3.4.22 4.1.9
9、. 1. 1 hollow fihre membrane filler hollow shafl horizontal automatic chambr filtcr press .-. . horizontal axis horizonl al bar . . . . . . . . 3.3.5 4.4.21 49 GB/T 4774 -2004 horizontal movable plate filter . . . . . . . . . . . . . . . . . . . . ., . . . . horizontal movable pr回归阿leaffilter horizo
10、ntal recessed plate automatic filter press horizontal rotary plate pressure filter horizontal scraper centrifuge . . . . . . 4. 1. 14.1 4.1.14.1 4. 1. 9. 1. 1 . . . . . . . . . . . . . . . . . . . ., . . . . . . ., . . . . . . horizontal-belt vacuum filter . . ., . . ., ., . . . 4. 1. 14.2 3. 1. 1.
11、1. 5 4. 1. 6 7. 1. 1 h)drocyclone h)drocyclone diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ., . . . . . . . . . . . . . . . . . . ., . . . . . . . . ., . . .,. . . . . I incornpressible cake . . . . . . . .,. . . . . . . . . . . . . . . . . . . . . . . . inlet diameter inlet p
12、ipe . . ., . . . . ., . . . . ., . . ., . . . . .,. . . . . . 7. 1. 8 2.38 7. 1. 10 7. 1. 7 . . ., inJet pressure lnner helical now 2.44 7.2.8 6.3.7 . . . . . inorganic membrane interval belt filter . . . internal rotary-drum vacuum filter . . . 4. 1. 6. 3 4. 1. 2. 2 inverting filter centriCuge . .
13、kelly filter kniCe discharge . lagging scroll . leading scroll length oC cylindric冠Ipart . . length oC stroke . length-to-diameter ratio leveling roller link Iip ring . K L 3. 1. 1. 1. 11 4. 1. 14 4. 3. 11 3.2. 11 3. 2. 10 Iipophilic fiber bundle filter media . . . . . 7.2.2 3.2.25 3.2.23 4.4.36 3.4
14、.25 3. 4. 15 5. 1. 16 lock ring . 3.4.7 7. 2. 11 7.2.11 locus of zero vertical velocity . . LZVV . . . . . . M . . . . 3. 1. 1. 2. 1. 4 3.3. 16 2. 10 3.2. 18 magnetic decanter manual cleaning material . . maximum charge ;)0 . . G/T 4774一2004mechanical expression membrane distillation . . . . . . . .
15、 . . . . . . . . . . . ., . . . . . .,. . . . . .,. . . . membrane extraction . . . . . . . . . . . . . . . . . . . . . . . . . . 4.2. 19 6. 1. 10 6. 1. 9 6.2.4 6.2.5 6. 1. 1 5. 1. 6 membrane fouling . . . . . . . . . ., membrane recurrent technology membrane separation proce臼. . . . . . . . . . . .
16、 . . . . mesh . . . . . . . . . . . ., mesh . . . . . . . . . . . . . . .,. . . . . . . . micro-fi ltration (M f) micro-porous membrane moistun content of cake 5. 1. 6. 2 6. 1.2 6.3. 1 2. 17 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
17、 . . . . . . . . ., . . . . . . . . . . ., . . . . . . . . . . . . . . . . . . . . . . . . . . . mono-filament plain woven filter c1oth/fabric . . . mono-fiIament woven filter c1 oth/fabric . . . . . . . . . movable heavy end piece . . . . . movable-tray vacuum belt filter multichllmber separator .
18、. . . multi-fiIament woven filter c10th . . . multi-filament woven filter fabric . . . . . . . . multi-stage basket . . . . . . . N 5. 1. 4. 8 5.1.4.3 4.4.23 4. 1. 6.2 3. 1. 2.2 5. 1. 4.4 5. 1. 4.4 3.4. 1. 8 nano-filtration membrane nano-filtration (Nf) . . . 6.3.4 6. 1. 7 2.28 5. 1. 4.2 2.29 3.3. 1
19、8 . . . ., Newtonian fluid . . . . . non wovcn filter c10th non-Newtonian nuid . . . . . . nozzle discharge ., . . . . 。nesurfuce dehydration with expression filtration . . one-way c1 0sed delivery washing one-way open delivery washing open delivery of filtrate . . 4.3. 19 4. 3. 2. 1 . . . . 4. 3. 1
20、. 1 4. 3. 1 . . . . opening lliameter of nozzle operatin草cycle. . . . . operatin草waterorganic membrane outer helical fiow . . . . . . . . ., . . . outlet cOfk overflow . . . . . . ., . . . . . . . ., . . . . . . . . . . . . . . . overflow concentration overhead suspension overhead suspension . 3.2.2
21、2 2.46 3.2.9 6.3.8 7.2.9 4.4.22 7.2.5 7. 2. 15 3.3.3 4.3.6 51 GB/T 4774 -2004 overload release 3.4. 19 P pan . . . . . . . 4.4. 13 paring disc . . . . . . . 3.4. 10 partial discha咆e. . . . . . . . .3.3.17.2 particle size distribution . . . . . . . . . . . . 2. 19 partitioning device . . .4.4.14 peel
22、 discharge three-column centrifuge . . . . . . . 3. 1. 1. 1. 3 peeler . . . . . . . 3. 1. 1. 1. 5 peeler . . . . . . 3.4. 14 peeler centrifuge . . 3. 1. 1. 1. 5 peeler centrifuge with rotary siphon . . . . . . .3. 1. 1.1.5.1 penetrate airstream . . . . . . . . . . . . . . . . . 4.4.5 percentage of o
23、pen area . . . 3. 2. 19 perforated centrifugal basket 3.4. 1. 2 perforated metal plate . . . . . . . . . 5. 1. 6. 4 pcrmeability of air rate . . . . . . 5. 2. 6 permeability oC water rate . . . . . . . . . . . . 5.2.7 pervaporation . . . . . . . ,. . . 6. 1.8 piston . . . . . . 3.4. 12 plain woven f
24、ilter c10th . . 5. 1. 4.5 plain woven filter Cabric .5. 1. 4.5 plate and Crame filter pr四s. . . . . . . . . . . . . . 4. 1. 8 plate and Crame membrane filter. . . . . .6. 1. 12 plate membrane . . . . . . . . . . . . . . .,. . . . 6. 3. 9 plate p而ssurefilter. . . . . . . . . . . . . .4.1.14 plate shi
25、fting device . . . . . . . . . . . 4.4.28 porc size surCace type filtering material . . . . . . 5. 1. 3 porosity . . . . . . . . . 2.35 porous support . ,. . . . . . . . . 6.2.6 powerCuge . . . . . . . . 3. 1. 3 prccoat filter . . . 4. 1. 18 prccoat filtration . 4. 2. 5 prccoat leaC filter . 4. 1. 1
26、8. 2 严四oatplate filter1. 18.2 prccoat rota-drum v时uumfilter . 4.1.18.1 pressurc drop .7.2.14 pressure filtration . 4.2.2 pressure leaC filter .4. 1. 14 庐回surerol1er . . .4.4.34 purifier bowl .3.4. 1. 10 pusher . 3. 4. 20 52 GB/T 4774一2004pusher ccntrifuge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3. 1. 1. 1. 6 pusher clntrifuge with cylindrical/conical baske