JP2002062063A - Liquid dispersing sheet of distributor in falling film type heat exchanger - Google Patents
Liquid dispersing sheet of distributor in falling film type heat exchangerInfo
- Publication number
- JP2002062063A JP2002062063A JP2000251978A JP2000251978A JP2002062063A JP 2002062063 A JP2002062063 A JP 2002062063A JP 2000251978 A JP2000251978 A JP 2000251978A JP 2000251978 A JP2000251978 A JP 2000251978A JP 2002062063 A JP2002062063 A JP 2002062063A
- Authority
- JP
- Japan
- Prior art keywords
- distributor
- plate
- liquid
- heat exchanger
- falling film
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D3/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium flows in a continuous film, or trickles freely, over the conduits
- F28D3/04—Distributing arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
- F28F27/02—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus for controlling the distribution of heat-exchange media between different channels
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明はプレート式エバポレ
ータあるいはプレート式サーフェスコンデンサ等流下フ
イルム式熱交換器におけるディストリビュータの液分散
板に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid dispersion plate of a distributor in a plate-type evaporator or a plate-type surface condenser equal-flowing-film heat exchanger.
【０００２】[0002]
【従来の技術】図２は流下フイルム式熱交換器の一種で
ある公知のプレート式エバポレータの概略説明図で、缶
本体の一部を破断した斜視図である。プレート式エバポ
レータは、缶本体１内に複数個の中空プレート状熱交換
素子２、２・・が所定の間隔を空けて設置されており、
これらの中空プレート状熱交換素子２、２、・・の上部
は加熱蒸気入口３とヘッダ４を介して連通されており、
また、該熱交換素子２、２、・・の下部はヘッダ５を介
して凝結水排出管６および蒸気排出管７に連通されてい
る。2. Description of the Related Art FIG. 2 is a schematic explanatory view of a known plate type evaporator which is a kind of a falling film type heat exchanger, and is a perspective view in which a part of a can body is cut away. The plate-type evaporator has a plurality of hollow plate-shaped heat exchange elements 2, 2,... Arranged at predetermined intervals in a can body 1.
The upper portions of these hollow plate-shaped heat exchange elements 2, 2, ... are communicated with the heating steam inlet 3 via a header 4,
The lower portions of the heat exchange elements 2, 2, ... are connected to a condensed water discharge pipe 6 and a steam discharge pipe 7 via a header 5.
【０００３】中空プレート状熱交換素子２、２・・の上
方位置にはディストリビュータ８が設置されており、デ
ィストリビュータ８と缶本体１の底部とは循環ポンプ
９、循環パイプ１０ａ、１０ｂで被濃縮液循環経路が形
成されている。１１は循環パイプ１０ｂの前記ポンプ入
口側に接続された液供給管、１２は循環パイプ１０ｂの
缶本体底部側に接続された濃縮液取出し管である。ま
た、１３はミスト捕集板、１４は蒸発蒸気出口である。A distributor 8 is provided above the hollow plate-shaped heat exchange elements 2, 2,..., And the distributor 8 and the bottom of the can body 1 are circulated by a circulation pump 9 and circulation pipes 10a, 10b. A circulation path is formed. Reference numeral 11 denotes a liquid supply pipe connected to the pump inlet side of the circulation pipe 10b, and reference numeral 12 denotes a concentrated liquid extraction pipe connected to the bottom of the can body of the circulation pipe 10b. Reference numeral 13 denotes a mist collecting plate, and reference numeral 14 denotes an evaporative vapor outlet.
【０００４】図３はディストリビュータ８の詳細斜視
図、図４は図３におけるＡ−Ａ線断面図である。ディス
トリビュータは多孔板底面からなる液分散板８ａ’を有
する液分散箱８ａの上部に循環パイプ１０ａに連通して
いる液噴射管８ｂが設置されており、該液噴射管８ｂの
上面にはその長さ方向に液噴出スリット８ｂ’が刻設さ
れている。８ｃはフードである。FIG. 3 is a detailed perspective view of the distributor 8, and FIG. 4 is a sectional view taken along line AA in FIG. In the distributor, a liquid injection pipe 8b communicating with a circulation pipe 10a is installed on an upper part of a liquid dispersion box 8a having a liquid dispersion plate 8a 'having a bottom surface of a perforated plate. A liquid ejection slit 8b 'is formed in the vertical direction. 8c is a hood.
【０００５】プレート式エバポレータは上記構造からな
っており、パルプ黒液等被濃縮液は液供給管１１から循
環パイプ１０ｂ、循環ポンポンプ９、循環パイプ１０ａ
を経由してディストリビュータ８の液噴射管８ｂに流入
し、スリット８ｂ’から液分散箱８ａ内に注入され、該
分散箱８ａの多孔板底面からなる液分散板８ａ’の孔か
ら中空プレート状熱交換素子２、２・・にシャワー状に
降り注がれ該熱交換素子２、２、・・の外表面を流下さ
せる。The plate type evaporator has the above structure, and the liquid to be concentrated such as pulp black liquor is supplied from the liquid supply pipe 11 to the circulation pipe 10b, the circulation pump 9, and the circulation pipe 10a.
Flows into the liquid injection pipe 8b of the distributor 8 through the slit, and is injected into the liquid dispersion box 8a through the slit 8b ', and the hollow plate-like heat is injected through the hole of the liquid dispersion plate 8a' formed from the bottom surface of the perforated plate of the dispersion box 8a. It falls down in the shape of a shower on the exchange elements 2, 2,... And the outer surfaces of the heat exchange elements 2, 2,.
【０００６】中空プレート状熱交換素子２、２・・には
加熱蒸気入口３からヘッダ４を介して加熱蒸気が供給さ
れており、前記熱交換素子２、２・・の表面を流下して
いる被濃縮液が加熱され蒸発蒸気は該熱交換素子の両側
方から上昇し、ミスト捕集板１３を通って蒸気出口１４
から排出され、前記流下液は濃縮される。そして、缶本
体１の底部に溜まった液は循環パイプ１０ｂ、循環ポン
プ９循環パイプ１０ａをリサイクルされて徐々に濃縮さ
れる。所定濃度に濃縮された液は取出し管１２から次工
程へと送給される。Heating steam is supplied to the hollow plate-like heat exchange elements 2, 2,... From the heating steam inlet 3 via the header 4, and flows down the surfaces of the heat exchange elements 2, 2,. The liquid to be concentrated is heated, and the evaporated vapor rises from both sides of the heat exchange element and passes through the mist collecting plate 13 to form a vapor outlet 14.
And the effluent is concentrated. The liquid collected at the bottom of the can body 1 is recycled through the circulation pipe 10b and the circulation pump 9 and is gradually concentrated. The liquid concentrated to a predetermined concentration is sent from the discharge pipe 12 to the next step.
【０００７】プレート式エバポレータによりパルプ黒液
等を濃縮する場合、黒液中には炭酸カルシウム、炭酸ソ
ーダ、芒硝等が溶解されているため、これらの成分はス
ケールとなって熱交換素子２、２・・の表面等に析出
し、かかるスケールが被濃縮液に混入してディストリビ
ュータ８に循環流入されると、液分散箱８ａの液分散板
８ａ’の目詰まりを起こしディストリビュータの機能を
低下させ、エバポレータの効率を低下させていた。When pulp black liquor and the like are concentrated by a plate-type evaporator, calcium carbonate, sodium carbonate, sodium sulfate and the like are dissolved in the black liquor. When the scale is mixed with the liquid to be concentrated and circulated into the distributor 8, the clogging of the liquid dispersion plate 8a 'of the liquid dispersion box 8a occurs, and the function of the distributor is reduced. The efficiency of the evaporator was reduced.
【０００８】また、プレート式サーフェースコンデンサ
にあっては、冷却水温度が季節により異なっているの
に、ディストリビュータ８の液分散箱８ａの液分散板８
ａ’の目孔が一定であるため熱交換素子に降らす冷却水
の流量を冷却水温度に対応できず、運転効率を低下させ
ていた。Further, in the plate type surface condenser, although the temperature of the cooling water varies depending on the season, the liquid dispersion plate 8 of the liquid dispersion box 8a of the distributor 8 may be used.
Since the eye hole of a 'is constant, the flow rate of the cooling water flowing down to the heat exchange element cannot correspond to the cooling water temperature, and the operating efficiency is reduced.
【０００９】[0009]
【発明が解決しようとする課題】本発明は、前記従来の
問題点を改良し、ディストリビュータがエバポレータに
使用される場合はスケールが液分散箱中に流入しても液
分散板の目詰まりを起こさせないようにするとともに、
エバポレータの負荷の変動に対応して熱交換素子への被
濃縮液の流下流量を調節可能にしたこと、また、プレー
ト式サーフェースコンデンサに使用される場合は、冷却
水の温度に対応して熱交換素子に降らす冷却水量を調節
できるディストリビュータの液分散板を提供することを
目的とするものである。SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems, and when a distributor is used for an evaporator, clogging of the liquid dispersion plate may occur even if the scale flows into the liquid dispersion box. Not to let them
The flow rate of the liquid to be concentrated to the heat exchange element can be adjusted in response to fluctuations in the load of the evaporator, and when used in a plate type surface condenser, the heat flow can be adjusted according to the temperature of the cooling water. It is an object of the present invention to provide a distributor liquid dispersion plate capable of adjusting the amount of cooling water to be dropped on an exchange element.
【００１０】[0010]
【課題を解決するための手段】流下フイルム式熱交換器
におけるディストリビュータの液分散板８ａ’の目孔形
状を可変にしたことを特徴とする。The feature of the present invention is that the shape of the holes of the liquid dispersion plate 8a 'of the distributor in the falling film heat exchanger is variable.
【００１１】さらに、ディストリビュータの液分散板８
ａ’は多孔板底面８ａ1’と、多孔板８ａ2’を、前記多
孔板底面８ａ1’と摺動可能に重ね合わせたことを特徴
とする。Further, the liquid dispersion plate 8 of the distributor
a 'is a perforated plate bottom 8a 1' and 'a, the apertured plate bottom surface 8a 1' perforated plate 8a 2, characterized in that allowed the slidably overlapped.
【００１２】[0012]
【発明の実施の形態】図１は本発明にかかる流下フイル
ム式熱交換器（ここではプレート式エバポレータ）のデ
ィストリビュータの実施形態の説明図で、（ａ）図はデ
ィストリビュータの断面図、（ｂ）図および（ｃ）図は
液分散板の部分拡大平面図で、（ｂ）図は目孔形状を縮
小した状態を、（ｃ）図は目孔形状を拡張した状態を夫
々示している。FIG. 1 is an explanatory view of an embodiment of a distributor of a falling film type heat exchanger (here, a plate type evaporator) according to the present invention. FIG. 1 (a) is a sectional view of the distributor, and FIG. Figures and (c) are partially enlarged plan views of the liquid dispersion plate, (b) shows a state in which the shape of the eye is reduced, and (c) shows a state in which the shape of the eye is expanded.
【００１３】ディストリビュータ８の液分散板８ａ’は
目孔Ｈを有する多孔板底面８ａ1’の上面または下面
に、多孔板底面８ａ1’と好ましくは同一ピッチで同一
または異なった形状の目孔を穿設した多孔板８ａ2’を
摺動可能に重ね合わせた構造からなっており、多孔板８
ａ2’を左右または前後方向に摺動させることにより目
孔Ｈの大きさを種々の大きさに調節可能としている。[0013] liquid distributor plate 8a of the distributor 8 'perforated plate bottom 8a 1 having a needle eye H' on the upper surface or lower surface of, preferably a perforated plate bottom surface 8a 1 'the same or different shape of the eyelet at the same pitch The perforated plate 8a 2 ′ has a structure in which the perforated plates 8a 2 ′ are slidably overlapped.
The size of the eye hole H can be adjusted to various sizes by sliding a 2 ′ in the left-right direction or the front-back direction.
【００１４】上記構造のディストリビュータをエバポレ
ーターに使用した場合、スケール等により液分散板８
ａ’の目孔Ｈが目詰まりを起こしたときには多孔板８ａ
2’を摺動させて図１（ｃ）に示すように目孔Ｈを一時
的に拡張させることにより目詰まりを解消できる。ま
た、エバポエータの負荷の変動に従って多孔板８ａ2’
を摺動させ液分散板８ａ’の目孔Ｈの大きさを調節する
ことにより、熱交換素子２、２、・・に流下させる被濃
縮液の液量を調節できる。When the distributor having the above structure is used for the evaporator, the liquid dispersion plate 8 is scaled or the like.
When the hole H of a ′ is clogged, the perforated plate 8a
The clogging can be eliminated by sliding the 2 ′ to temporarily expand the eye holes H as shown in FIG. 1 (c). In addition, the perforated plate 8a 2 ′ according to the fluctuation of the load of the evaporator.
To adjust the size of the holes H of the liquid dispersion plate 8a ', the amount of the liquid to be concentrated flowing down to the heat exchange elements 2, 2,... Can be adjusted.
【００１５】次に上記構造のディストリビュータをプレ
ート式サーフェースコンデンサに使用した場合は、熱交
換素子２、２・・に流下させる冷却水の温度が夏期と冬
期とでは約３０℃変動するため、水温に応じて冷却水の
流量を調節しなければならないのでこのようなときに
は、多孔板８ａ2’を摺動させることにより液分散板８
ａ’の目孔Ｈの大きさを調節して、熱交換素子２、２、
・・に流下させる冷却水水量を調節できる。なお、多孔
板８ａ2’を摺動させて液分散板８ａ’の目孔Ｈの大き
さを調節する作業は機器の停止中或いは運転中に作業員
が手動で、或いは器具を使用して行なうことができる。Next, when the distributor having the above structure is used for a plate type surface condenser, the temperature of the cooling water flowing down to the heat exchange elements 2, 2,... Fluctuates by about 30 ° C. between summer and winter. In such a case, by sliding the perforated plate 8a 2 ′, the liquid dispersing plate 8
By adjusting the size of the eye hole H of a ′, the heat exchange elements 2, 2,.
・ ・ The amount of cooling water flowing down can be adjusted. Incidentally, operator work in a stopped or operating equipment 'by sliding the liquid distributor plate 8a' perforated plate 8a 2 to adjust the size of the eye hole H of manually or using an instrument carried be able to.
【００１６】[0016]
【発明の効果】本発明では、ディストリビュータ８の液
分散板８ａ’の目孔Ｈを変更できる構造としたことによ
り、ディストリビュータがエバポレータに使用した場合
にはスケール等による液分散板の目詰まりを解消させる
ことができる。また、エバポレータの負荷の変動に対応
して熱交換素子へ流下させる被濃縮液の流量を適量に調
節できる。According to the present invention, since the holes H of the liquid dispersion plate 8a 'of the distributor 8 can be changed, clogging of the liquid dispersion plate due to scale or the like is eliminated when the distributor is used for an evaporator. Can be done. In addition, the flow rate of the liquid to be concentrated flowing down to the heat exchange element can be adjusted to an appropriate amount in response to the change in the load of the evaporator.
【００１７】さらに、本発明のディストリビュータをプ
レート式サーフェースコンデンサに使用した場合には、
冷却水の温度に対応して熱交換素子に降らす冷却水量を
適量に調節できる等の効果を奏する。Further, when the distributor of the present invention is used for a plate type surface capacitor,
There are effects such as that the amount of cooling water dropped to the heat exchange element can be appropriately adjusted according to the temperature of the cooling water.
【図１】本発明にかかる流下フイルム式熱交換器におけ
るディストリビュータの説明図で、（ａ）図は断面図。
（ｂ）図及び（ｃ）図は液分散板の部分拡大平面図。FIG. 1 is an explanatory view of a distributor in a falling film type heat exchanger according to the present invention, and FIG.
(B) and (c) are partially enlarged plan views of the liquid dispersion plate.
【図２】従来から公知のプレート式エバポレータの説明
図で一部切欠斜視図。FIG. 2 is a partially cutaway perspective view of a conventionally known plate-type evaporator.
【図３】図２のディストリビュータ部の詳細斜視図。FIG. 3 is a detailed perspective view of the distributor section of FIG. 2;
【図４】図３のＡ−Ａ矢視断面図。FIG. 4 is a sectional view taken along the line AA in FIG. 3;
１ エバポレータ缶本体 ８ｂ 液噴
射管 ２ 中空プレート状熱交換素子 ８ｂ’ 液噴
出スリット ３ 加熱蒸気入口 ８ｃ フー
ド ４ ヘッダ ９ 循環
ポンプ ５ ヘッダ １０ａ 循環
パイプ ６ 凝結水排水管 １０ｂ 循環
パイプ ７ 蒸気排出管 １１ 液供
給管 ８ ディストリビュータ １２ 濃縮
液取出し管 ８ａ 液分散箱 １３ ミス
ト捕集板 ８ａ’ 液分散板 １４ 蒸気
出口 ８ａ1’ 多孔板底面 １５ 転動
体 ８ａ2’ 多孔板 １６ 硬質
体 １７ 遮蔽体DESCRIPTION OF SYMBOLS 1 Evaporator can main body 8b Liquid ejection pipe 2 Hollow plate-shaped heat exchange element 8b 'Liquid ejection slit 3 Heating steam inlet 8c Hood 4 Header 9 Circulation pump 5 Header 10a Circulation pipe 6 Condensed water drain pipe 10b Circulation pipe 7 Steam discharge pipe 11 Liquid supply pipe 8 Distributor 12 concentrate extraction pipe 8a liquid dispersion box 13 mist collecting plate 8a 'liquid distribution plate 14 steam outlet 8a 1' perforated plate bottom 15 rolling member 8a 2 'perforated plate 16 rigid body 17 shield
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ テーマコート゛(参考） Ｆ２８Ｆ 25/04 Ｆ２８Ｆ 25/04 Ｆターム(参考） 3L103 AA20 BB27 CC18 DD15 DD55 DD58 4D076 AA16 AA24 BA15 BC05 CB02 CC24 CD28 DA12 DA25 FA37 HA08 JA05 4G068 AA03 AB11 AC01 AC14 AD20 AD42 AD49 AF01 AF12 AF29──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 7 Identification symbol FI Theme coat ゛ (Reference) F28F 25/04 F28F 25/04 F-term (Reference) 3L103 AA20 BB27 CC18 DD15 DD55 DD58 4D076 AA16 AA24 BA15 BC05 CB02 CC24 CD28 DA12 DA25 FA37 HA08 JA05 4G068 AA03 AB11 AC01 AC14 AD20 AD42 AD49 AF01 AF12 AF29
Claims (3)
ａ’）の目孔（Ｈ）の形状を可変にしたことを特徴とす
る流下フイルム式熱交換器におけるディストリビュータ
の液分散板。1. A liquid dispersion plate (8) of a distributor (8).
a ') a liquid dispersion plate of a distributor in a falling film heat exchanger, wherein the shape of the eye hole (H) is variable.
ａ’）は多孔板底面（８ａ1’）と多孔板（８ａ2’）を
前記多孔板底面（８ａ1’）と摺動可能に重ね合わせた
ことを特徴とする請求項１記載の流下フイルム式熱交換
器におけるディストリビュータの液分散板。2. A liquid dispersion plate (8) of a distributor (8).
a ') is a perforated plate bottom (8a 1' falling film of claim 1, wherein the superimposed slidably with) the perforated plate (8a 2 ') of the perforated plate bottom surface (8a 1') Dispersion plate of distributor in a heat exchanger.
ポレータまたはプレート式サーフェースコンデンサであ
ることを特徴とする請求項１または２記載の流下フイル
ム式熱交換器におけるディストリビュータの液分散板。3. The liquid dispersion plate of a distributor in a falling film heat exchanger according to claim 1, wherein the falling film type heat exchanger is a plate type evaporator or a plate type surface condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000251978A JP2002062063A (en) | 2000-08-23 | 2000-08-23 | Liquid dispersing sheet of distributor in falling film type heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000251978A JP2002062063A (en) | 2000-08-23 | 2000-08-23 | Liquid dispersing sheet of distributor in falling film type heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002062063A true JP2002062063A (en) | 2002-02-28 |
Family
ID=18741304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000251978A Pending JP2002062063A (en) | 2000-08-23 | 2000-08-23 | Liquid dispersing sheet of distributor in falling film type heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002062063A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007237032A (en) * | 2006-03-07 | 2007-09-20 | Sumitomo Precision Prod Co Ltd | Evaporator with excellent distribution performance |
| CN101898045A (en) * | 2010-06-02 | 2010-12-01 | 苏州桥立环境科技有限公司 | Feed liquid distribution film forming device of falling film evaporator |
| CN104307192A (en) * | 2014-10-11 | 2015-01-28 | 沈阳航空航天大学 | Uniform overflow type liquid distributor |
| JP5886464B1 (en) * | 2015-08-28 | 2016-03-16 | 株式会社九州パワーサービス | Reactor cooling system |
| WO2016102046A1 (en) * | 2014-12-23 | 2016-06-30 | Linde Aktiengesellschaft | Conducting device for controlling the flow of liquid when feeding two-phase flows in block-in-shell heat exchangers |
| CN106693420A (en) * | 2015-11-12 | 2017-05-24 | 中国石油化工股份有限公司 | Falling film evaporator |
| CN108187359A (en) * | 2017-12-18 | 2018-06-22 | 江苏绿叶锅炉有限公司 | A kind of falling liquid film head improved structure of falling-film reboiler |
| WO2018189887A1 (en) * | 2017-04-14 | 2018-10-18 | 一男 中野 | Falling film type heat exchanger |
| CN113295041A (en) * | 2021-04-19 | 2021-08-24 | 河北工业职业技术学院 | Cooling device for chemical production |
| CN116373472A (en) * | 2022-12-29 | 2023-07-04 | 武汉国创科光电装备有限公司 | Vacuum drying film forming system for ink-jet printing |
-
2000
- 2000-08-23 JP JP2000251978A patent/JP2002062063A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4649349B2 (en) * | 2006-03-07 | 2011-03-09 | 住友精密工業株式会社 | Evaporator with excellent distribution performance |
| JP2007237032A (en) * | 2006-03-07 | 2007-09-20 | Sumitomo Precision Prod Co Ltd | Evaporator with excellent distribution performance |
| CN101898045A (en) * | 2010-06-02 | 2010-12-01 | 苏州桥立环境科技有限公司 | Feed liquid distribution film forming device of falling film evaporator |
| CN104307192A (en) * | 2014-10-11 | 2015-01-28 | 沈阳航空航天大学 | Uniform overflow type liquid distributor |
| CN107110612A (en) * | 2014-12-23 | 2017-08-29 | 林德股份公司 | The guide device of the flowing of control liquid during for feeding two phase flow in block shell heat exchanger |
| WO2016102046A1 (en) * | 2014-12-23 | 2016-06-30 | Linde Aktiengesellschaft | Conducting device for controlling the flow of liquid when feeding two-phase flows in block-in-shell heat exchangers |
| JP5886464B1 (en) * | 2015-08-28 | 2016-03-16 | 株式会社九州パワーサービス | Reactor cooling system |
| CN106693420A (en) * | 2015-11-12 | 2017-05-24 | 中国石油化工股份有限公司 | Falling film evaporator |
| CN106693420B (en) * | 2015-11-12 | 2019-01-25 | 中国石油化工股份有限公司 | A kind of falling film evaporator |
| WO2018189887A1 (en) * | 2017-04-14 | 2018-10-18 | 一男 中野 | Falling film type heat exchanger |
| CN108187359A (en) * | 2017-12-18 | 2018-06-22 | 江苏绿叶锅炉有限公司 | A kind of falling liquid film head improved structure of falling-film reboiler |
| CN113295041A (en) * | 2021-04-19 | 2021-08-24 | 河北工业职业技术学院 | Cooling device for chemical production |
| CN116373472A (en) * | 2022-12-29 | 2023-07-04 | 武汉国创科光电装备有限公司 | Vacuum drying film forming system for ink-jet printing |
| CN116373472B (en) * | 2022-12-29 | 2023-12-01 | 武汉国创科光电装备有限公司 | Vacuum drying film forming system for ink-jet printing |
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