CN1557561A - 高速离心机 - Google Patents
高速离心机 Download PDFInfo
- Publication number
- CN1557561A CN1557561A CNA2004100030802A CN200410003080A CN1557561A CN 1557561 A CN1557561 A CN 1557561A CN A2004100030802 A CNA2004100030802 A CN A2004100030802A CN 200410003080 A CN200410003080 A CN 200410003080A CN 1557561 A CN1557561 A CN 1557561A
- Authority
- CN
- China
- Prior art keywords
- pipe die
- water
- water jacket
- pipe
- spigot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000000498 cooling water Substances 0.000 claims abstract description 20
- 230000003068 static effect Effects 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 23
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000009835 boiling Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000009834 vaporization Methods 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000005139 Lycium andersonii Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Centrifugal Separators (AREA)
Abstract
Description
序号 | 比较项目 | 现有冷却系统 | 改进后冷却系统 |
1 | 管模外壁对流放热系数 | 高速旋转时高、低速静止时低 | 都高 |
2 | 与管模接触的实际水温 | 较高 | 较低 |
3 | 换热强度调整范围 | 较窄 | 较宽 |
4 | 换热强度调整手段 | 不易调整 | 容易调整 |
5 | 汽泡带走方式及效果 | 局部有汽泡产生,带走困难 | 局部有汽泡产生可能性很小,强制对流,容易带走 |
6 | 对结垢的影响 | 容易结垢 | 不易结垢 |
7 | 对清洗水垢的要求 | 较高 | 较高 |
8 | 对水套密封要求 | 一般 | 因水流阻力损失,故对密封要求较高 |
9 | 管模温度水平 | 比现有冷却系统略低 | |
10 | 对管模寿命影响 | 与现有冷却系统相当 | |
11 | 对铸管质量影响 | 与现有冷却系统基本相当 | |
12 | 冷却周期 | 比现有冷却系统降低20%左右 | |
13 | 综合评价 | 优于现有冷却系统,冷却周期比现有冷却系统约降低20% |
时间 | 开始时间 | 结束时间 | 耗时 | 扣时 | 实际耗时 | 铸管生产量(根) | 生产周期τ(s) | 小时产量(根/时) |
时 | 2 | 4 | 2 | 1 | 51 | 130.6 | 28 | |
分 | 10 | 18 | 8 | 17 | 51 | |||
秒 | 0 | 0 | 0 | 0 |
序号 | 球化等级 | 石墨大小 | 铁素体(%) | 珠光体(%) | 抗拉强度δb(N/mm2) | 屈服点δs(N/mm2) | 延伸率(%) | 硬度HB |
1 | 2 | 7 | 95 | 5 | 470 | 330 | 20 | 168 |
2 | 2 | 7 | 95 | 5 | 470 | 330 | 20 | 168 |
3 | 2 | 7 | 95 | 5.0 | 470 | 330 | 20 | 168 |
4 | 2 | 7 | 90 | 10.0 | 470 | 330 | 20 | 168 |
5 | 2 | 7 | 95 | 5.0 | 470 | 330 | 20 | 168 |
6 | 2 | 7 | 95 | 5.0 | 470 | 330 | 20 | 168 |
7 | 2 | 7 | 95 | 5.0 | 470 | 330 | 20 | 168 |
序号 | 管模转速 | 机头(mm) | 顶丝(mm) | 机尾(mm) | 备注 | |||
北1 | 南2 | 1 | 2 | 1 | 2 | |||
1 | 340 | 0.152 | 0.172 | 0.21 | 冷态通水 |
序号 | 管模转速 | 机头(mm) | 顶丝(mm) | 机尾(mm) | 备注 |
r/min | 北1 | 1 | 1 | ||
1 | 340 | 最大0.39 | 最大0.55 | 最大0.41 | 浇铸 |
最小0.17 | 最小0.22 | 最小0.22 | 浇铸 |
铸管规格DN | 冷却系统 | 生产周期τ(s) | 小时产量根/时 | 新系统比旧系统效率提高% | 备注 |
400 | 旧 | 150 | 24 | 实测 | |
400 | 新 | 130.6 | 28 | 15 | 实测 |
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100030802A CN1315579C (zh) | 2004-01-18 | 2004-01-18 | 高速离心机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100030802A CN1315579C (zh) | 2004-01-18 | 2004-01-18 | 高速离心机 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1557561A true CN1557561A (zh) | 2004-12-29 |
CN1315579C CN1315579C (zh) | 2007-05-16 |
Family
ID=34350772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100030802A Expired - Lifetime CN1315579C (zh) | 2004-01-18 | 2004-01-18 | 高速离心机 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1315579C (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102728486A (zh) * | 2011-04-15 | 2012-10-17 | 日立工机株式会社 | 离心分离机 |
CN103623942A (zh) * | 2012-08-26 | 2014-03-12 | 上海市离心机械研究所有限公司 | 卧螺离心机的温度控制方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1011946B (zh) * | 1987-03-26 | 1991-03-13 | 莫斯科“生物物理仪器”科学制造公司 | 离心分离机 |
US4785637A (en) * | 1987-05-22 | 1988-11-22 | Beckman Instruments, Inc. | Thermoelectric cooling design |
SE521062C2 (sv) * | 1999-03-08 | 2003-09-30 | Alfa Laval Corp Ab | Drivenhet för en centrifugrotor hos en centrifugalseparator |
-
2004
- 2004-01-18 CN CNB2004100030802A patent/CN1315579C/zh not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102728486A (zh) * | 2011-04-15 | 2012-10-17 | 日立工机株式会社 | 离心分离机 |
CN102728486B (zh) * | 2011-04-15 | 2016-06-01 | 日立工机株式会社 | 离心分离机 |
US9375730B2 (en) | 2011-04-15 | 2016-06-28 | Hitachi Koki Co., Ltd. | Centrifuge with compressor motor feedback control device |
CN103623942A (zh) * | 2012-08-26 | 2014-03-12 | 上海市离心机械研究所有限公司 | 卧螺离心机的温度控制方法 |
CN103623942B (zh) * | 2012-08-26 | 2015-09-16 | 上海市离心机械研究所有限公司 | 卧螺离心机的温度控制方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1315579C (zh) | 2007-05-16 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: XINXING DUCTILE IRON PIPES Co.,Ltd. Assignor: Xinxing Ductile Iron Pipes Co.,Ltd. Contract fulfillment period: 2009.4.28 to 2014.4.28 Contract record no.: 2009130000071 Denomination of invention: High speed centrifugal machine Granted publication date: 20070516 License type: Exclusive license Record date: 20090515 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.4.28 TO 2014.4.28; CHANGE OF CONTRACT Name of requester: HEBEI XINXING CAST PIPE CO., LTD. Effective date: 20090515 |
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CX01 | Expiry of patent term |
Granted publication date: 20070516 |
|
CX01 | Expiry of patent term |