JPH0478982U - - Google Patents
Info
- Publication number
- JPH0478982U JPH0478982U JP11778390U JP11778390U JPH0478982U JP H0478982 U JPH0478982 U JP H0478982U JP 11778390 U JP11778390 U JP 11778390U JP 11778390 U JP11778390 U JP 11778390U JP H0478982 U JPH0478982 U JP H0478982U
- Authority
- JP
- Japan
- Prior art keywords
- pure water
- primary
- steam
- primary pure
- generated
- 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 description 8
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 229910021642 ultra pure water Inorganic materials 0.000 claims description 2
- 239000012498 ultrapure water Substances 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 238000005498 polishing Methods 0.000 description 4
- 230000003746 surface roughness Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Description
第１図はこの考案の実施例を示す純水製造シス
テムのフローシート、第２図は従来例を示す純水
製造システムのフローシート、第３図は従来の機
械研摩による表面粗度を示すグラフ、第４図は従
来の機械研摩と電解研摩による表面粗度を示すグ
ラフ、第５図はこの考案の鏡面加工による表面粗
度を示すグラフ、第６図はこの考案で使用される
伝熱管の変形例を示す図、第７図は伝熱管の総括
伝熱係数の一例を示すグラフである。
１……多重効用蒸留器、２……予熱器、３……
復水器、４……デミスター、５……ポンプ、６…
…真空装置、７……伝熱管、８……純水溜部、９
……超純水ポンプ。
Fig. 1 is a flow sheet of a pure water production system showing an embodiment of this invention, Fig. 2 is a flow sheet of a pure water production system showing a conventional example, and Fig. 3 is a graph showing surface roughness by conventional mechanical polishing. , Figure 4 is a graph showing the surface roughness by conventional mechanical polishing and electrolytic polishing, Figure 5 is a graph showing the surface roughness by mirror polishing of this invention, and Figure 6 is a graph showing the surface roughness of the heat exchanger tube used in this invention. FIG. 7, which is a diagram showing a modified example, is a graph showing an example of the overall heat transfer coefficient of the heat transfer tube. 1...Multi-effect distiller, 2...Preheater, 3...
Condenser, 4...Demister, 5...Pump, 6...
...Vacuum device, 7...Heat transfer tube, 8...Pure water reservoir, 9
...Ultra pure water pump.
Claims (1)
次純水を得る多重効用蒸発装置において、所要の
蒸発効用段で１次純水ないし１次純水濃縮液の蒸
発による発生蒸気、および当該発生蒸気が凝縮し
て生じた２次純水がそれぞれ接する箇所の表面を
、平均粗度が０．６μｍ以下になるように鏡面研
磨加工したことを特徴とする超純水製造装置。 The primary pure water from the primary purification device is evaporated and 2
In a multi-effect evaporator for obtaining secondary pure water, the steam generated by the evaporation of primary pure water or primary pure water concentrate and the secondary pure water produced by condensing the generated steam are each 1. An ultrapure water production device characterized in that the surfaces of the contact points are mirror-polished so that the average roughness is 0.6 μm or less.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11778390U JPH081029Y2 (en) | 1990-09-05 | 1990-11-09 | Ultrapure water production equipment |
| FI915289A FI102369B1 (en) | 1990-11-09 | 1991-11-08 | Apparatus for the production of ultra-pure water |
| ITTO910861A IT1250047B (en) | 1990-11-09 | 1991-11-08 | Equipment for the production of ultrapure water |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9382990 | 1990-09-05 | ||
| JP2-93829 | 1990-09-05 | ||
| JP11778390U JPH081029Y2 (en) | 1990-09-05 | 1990-11-09 | Ultrapure water production equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0478982U true JPH0478982U (en) | 1992-07-09 |
| JPH081029Y2 JPH081029Y2 (en) | 1996-01-17 |
Family
ID=31948778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11778390U Expired - Lifetime JPH081029Y2 (en) | 1990-09-05 | 1990-11-09 | Ultrapure water production equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH081029Y2 (en) |
-
1990
- 1990-11-09 JP JP11778390U patent/JPH081029Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH081029Y2 (en) | 1996-01-17 |
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